diff --git a/JSDOC_index.md b/JSDOC_index.md index dbeb01b..a03a719 100644 --- a/JSDOC_index.md +++ b/JSDOC_index.md @@ -27,7 +27,7 @@ The codebase is organized into several modules within the `scripts/` and `ghosty - **`db.js`**: IndexedDB management wrapper for persisting local state, images, and user preferences. - **`dom.js`**: UI manipulation and DOM interaction utilities, binding event listeners and handling interface state. - **`engine.js`**: Core orchestration layer that connects the rendering loops, models, and UI events. -- **`ghostati-mobile-ui.js`**: Specific user interface interactions tailored for mobile layouts and touch events. +- **`mobile-ui.js`**: Specific user interface interactions tailored for mobile layouts and touch events. - **`ghostyle3d-uv-renderer.js`**: Specialized logic for 3D model processing, UV mapping, and 3D rendering. - **`ghostyles-manager.js`**: Handles the loading, switching, and parsing of "Ghostyles" (camouflage styles). - **`main.js`**: Application entry point; initializes all subsystems and triggers the main application flow. diff --git a/README.md b/README.md index 3cee061..06b6f6a 100644 --- a/README.md +++ b/README.md @@ -13,26 +13,25 @@ The project combines webcam capture, [`face-api.js`](https://github.com/vladmand Primary links: -- Live project root: [https://sindacato.nina.watch/ghostati/](https://sindacato.nina.watch/ghostati/) -- Browser app: [ghostati.html](https://sindacato.nina.watch/ghostati/ghostati.html) -- Source code: [github.com/vecna/ghostati](https://github.com/vecna/ghostati) -- Ghostyle gallery / distribution site: [ghostyles.vecna.eu](https://ghostyles.vecna.eu) -- Generated API docs: [docs/](https://sindacato.nina.watch/ghostati/docs/) -- Legacy docs page: [ghostati-docs.html](https://sindacato.nina.watch/ghostati/ghostati-docs.html) -- Test coverage: [coverage/](https://sindacato.nina.watch/ghostati/coverage/) -- Project context page: [sindacato.nina.watch/it/iniziative/ghostati](https://sindacato.nina.watch/it/iniziative/ghostati/) +- first inception and italian workshop organization area: [https://sindacato.nina.watch/ghostati/](https://sindacato.nina.watch/ghostati/) +- Browser app: [lab.html](https://ghostmaxxing.vecna.eu/lab.html) +- Source code: [github.com/vecna/ghostmaxxing](https://github.com/vecna/ghostmaxxing) +- Ghostyle gallery [ghosmaxxing.vecna.eu/@ghostlyles](https://ghostmaxxing.vecna.eu/@ghostyles), it's on acivitypub, follow it via mastodon! +- Technical docs: [docs/](https://ghostmaxxing.vecna.eu/docs/) +- Test coverage: [coverage/](https://ghstmaxxing.vecna.eu/coverage/) - Sitemap: [sitemap.xml](https://sindacato.nina.watch/ghostati/sitemap.xml) -- Reference dataset: [REFERENCES.json](REFERENCES.json) -- Reference-update prompt: [PROMPT-REFERENCES-UPDATE.txt](PROMPT-REFERENCES-UPDATE.txt) +- Reference dataset: [references/REFERENCES.json](references/REFERENCES.json) +- Live pages: [lab.html](lab.html), [realtime.html](realtime.html), and [ghostyle-transfer.html](ghostyle-transfer.html) **Central field-reporting resource:** if you know of a place where facial recognition is being deployed, tested, procured, or hidden in public-space infrastructure, use the NINA submission node: [Raccontacelo](https://raccontaci.nina.watch/#/submission?context=10c78596-3ea0-4867-b2fb-21fdb8e3f40c). Reports about supplier, technology, data access, deployment context, limits, and abuses are project inputs, not side notes. # What the app does ```text - webcam ──► detector ──► landmarks ──► overlay renderer - │ │ │ - └──── baseline face DB ◄──┴──── compare ◄──┘ + webcam ──► landmarks ──► save your face ──► overlay renderer + ──► or do actual makeup + │ │ + ─ share the sucess ◄──┴──── compare ◄──┘ ``` The app is designed around a simple experimental loop: @@ -40,37 +39,36 @@ The app is designed around a simple experimental loop: 1. Start the webcam in a modern browser. 2. Load face-detection and landmark models. 3. Save a local baseline descriptor for a consenting test face. -4. Apply a Ghostyle overlay to the live video/canvas layer. +4. Apply a Ghostyle overlay, or, paint your own (it's the default!) to the live video/canvas layer. 5. Re-run detection and recognition against the saved descriptor. 6. Observe whether the pipeline still detects the face, extracts landmarks, and matches the baseline. -Core capabilities: +Key runtime files and responsibilities: -- live webcam setup and teardown through [`scripts/camera.js`](scripts/camera.js); +- webcam setup and teardown through [`scripts/camera.js`](scripts/camera.js); - face detection, landmarks, descriptors, and match orchestration through [`scripts/engine.js`](scripts/engine.js); - 3D/MediaPipe loop support through [`scripts/mediapipe-loop.js`](scripts/mediapipe-loop.js) and [`scripts/engine-3d.js`](scripts/engine-3d.js); - bounding-box overlays through [`scripts/bbox-overlay.js`](scripts/bbox-overlay.js); - dynamic Ghostyle loading through [`scripts/ghostyles-manager.js`](scripts/ghostyles-manager.js); - 3D plugin loading through [`scripts/plugins3d-loader.js`](scripts/plugins3d-loader.js); - IndexedDB-backed local state through [`scripts/db.js`](scripts/db.js); -- DOM and UI bindings through [`scripts/dom.js`](scripts/dom.js), [`scripts/main.js`](scripts/main.js), and [`scripts/ghostati-mobile-ui.js`](scripts/ghostati-mobile-ui.js); +- DOM and UI bindings through [`scripts/dom.js`](scripts/dom.js), [`scripts/main.js`](scripts/main.js), and [`scripts/mobile-ui.js`](scripts/mobile-ui.js); - image/makeup export helpers through [`scripts/export-makeup.js`](scripts/export-makeup.js); -- landing-page animation through [`scripts/index-effect.js`](scripts/index-effect.js). +- homepage interaction through [`scripts/home.js`](scripts/home.js). # Runtime architecture ```text - ghostati.html - ├─ @vladmandic/face-api - ├─ @mediapipe/tasks-vision - ├─ scripts/main.js - │ ├─ camera.js - │ ├─ engine.js - │ ├─ db.js - │ ├─ dom.js - │ └─ ghostyles-manager.js - ├─ ghostyles.json - └─ ghostyles/*.js +lab.html + ├─ face-api.js / MediaPipe Tasks Vision + ├─ scripts/main.js + │ ├─ camera.js — webcam stream lifecycle + │ ├─ engine.js — detection, landmarks, descriptors, matching + │ ├─ db.js — local IndexedDB state + │ ├─ dom.js — DOM wiring and UI state + │ └─ ghostyles-manager.js — Ghostyle discovery and dynamic loading + ├─ ghostyles.json — manifest of available Ghostyles + └─ ghostyles/*.js — overlay modules rendered on top of the canvas/video layer ``` The project is a static web app: there is no production build step required to open the interface locally. The browser loads HTML, CSS, JavaScript modules, model assets, and plugin manifests. @@ -80,10 +78,12 @@ Important local entry points: - [`index.html`](index.html) — public landing page with links to code, docs, coverage, Ghostyles, project context, and the reporting node. - [`lab.html`](lab.html) — translated main webcam/AR application. - [`loader.html`](loader.html) — translated internal MP4 loader for repeatable 2D/3D video tests. -- [`ghostati.html`](ghostati.html) — legacy main webcam/AR application entry point. +- [`realtime.html`](realtime.html) — realtime interface entry point. +- [`ghostyle-transfer.html`](ghostyle-transfer.html) — transfer-oriented interface entry point. +- [`ghostati.html`](ghostati.html) — legacy webcam/AR application entry point. - [`ghostyles.json`](ghostyles.json) — Ghostyle manifest. -- [`JSDOC_README.md`](JSDOC_README.md) — concise generated-docs overview. -- [`REFERENCES.json`](REFERENCES.json) — curated technical/cultural reference set. +- [`JSDOC_index.md`](JSDOC_index.md) — concise generated-docs overview. +- [`references/REFERENCES.json`](references/REFERENCES.json) — curated technical/cultural reference set. # Localization coverage @@ -97,8 +97,7 @@ Other static pages such as [`about.html`](about.html), [`report.html`](report.ht Runtime external dependencies visible from the HTML/config layer: -- [Google Fonts](https://fonts.googleapis.com) / [Google Fonts static assets](https://fonts.gstatic.com) -- [Landing-page Google Fonts CSS](https://fonts.googleapis.com/css2?family=League+Script&family=Outfit:wght@400;600;700;800;900&family=JetBrains+Mono:wght@400;700&display=swap) +- Local vendored Google Fonts CSS/assets in `styles/vendor/` (`Inter`, `JetBrains Mono`, `League Script`, `Outfit`) - [jsDelivr CDN](https://cdn.jsdelivr.net) - [`@vladmandic/face-api`](https://cdn.jsdelivr.net/npm/@vladmandic/face-api/dist/face-api.js) - [face-api.js model weights](https://cdn.jsdelivr.net/gh/justadudewhohacks/face-api.js-models@master/) @@ -117,8 +116,8 @@ For workshops or higher-risk demos, prefer self-hosting model and library assets Clone the repository: ```bash -git clone https://github.com/vecna/ghostati.git -cd ghostati +git clone https://github.com/vecna/ghostmaxxing.git +cd ghostmaxxing ``` Install development dependencies: @@ -135,10 +134,10 @@ npx http-server . python3 -m http.server 8000 ``` -Open the app: +Open the main lab app: ```text -http://localhost:8000/ghostati.html +http://localhost:8000/lab.html ``` Open the landing page: @@ -161,15 +160,15 @@ http://localhost:8000/ A **Ghostyle** is a JavaScript module that draws an overlay anchored to a detected face. It can be local or loaded through a manifest. -Start from [`ghostyles/00-template.js`](ghostyles/00-template.js), then add the file to [`ghostylist.json`](ghostylist.json). Existing 2D examples include: +Start from [`ghostyles/00-template.js`](ghostyles/00-template.js), then add the file to [`ghostyles.json`](ghostyles.json). Existing examples include: -- [`ghostyles/graphic-liner.js`](ghostyles/graphic-liner.js) +- [`ghostyles/beauty-2d.js`](ghostyles/beauty-2d.js) +- [`ghostyles/brush.js`](ghostyles/brush.js) +- [`ghostyles/cv-dazzle-1.js`](ghostyles/cv-dazzle-1.js) +- [`ghostyles/maximalism.js`](ghostyles/maximalism.js) - [`ghostyles/smokey-eyes.js`](ghostyles/smokey-eyes.js) -- [`ghostyles/blush-lift.js`](ghostyles/blush-lift.js) -- [`ghostyles/lip-tint.js`](ghostyles/lip-tint.js) - [`ghostyles/soft-contour.js`](ghostyles/soft-contour.js) -- [`ghostyles/stage-mask.js`](ghostyles/stage-mask.js) -- [`ghostyles/splash.js`](ghostyles/splash.js) +- [`ghostyles/uv-stripes.js`](ghostyles/uv-stripes.js) A minimal 2D plugin shape: @@ -193,12 +192,7 @@ export function onClear(ctx) { } ``` -3D/MediaPipe-oriented examples live in: - -- [`ghostyles3d/prove-stripes.js`](ghostyles3d/prove-stripes.js) -- [`ghostyles3d/uv-stripes.js`](ghostyles3d/uv-stripes.js) - -Register them in [`ghostylist3d.json`](ghostylist3d.json). +Plugins that expose MediaPipe/UV hooks are loaded through the same manifest. The current UV-capable example is [`ghostyles/uv-stripes.js`](ghostyles/uv-stripes.js). # Testing and generated docs @@ -312,28 +306,3 @@ Current reference links: - [HyperFace](https://adam.harvey.studio/hyperface/) — Adam Harvey, 2016 · `artistic` · closeness `92` - [Adversarial Manipulation of Deep Representations](https://arxiv.org/abs/1511.05122) — Sara Sabour, Yanshuai Cao, Fartash Faghri et al., 2015 · `research` · closeness `45` - [CV Dazzle](https://adam.harvey.studio/cvdazzle/) — Adam Harvey, 2010 · `artistic` · closeness `100` - -# Contributing - -```text - small patch - - - - - - - - - - - - - - -## Recent changes -- `85f9100` internationalization added, three languages -- `697c972` JSdoc improvements -- `1a49dea` added condition for face not found during composite analysis -- `3b32d40` deleted some dead code and improved UT -- `b09f30a` removal of duplicated code \ No newline at end of file diff --git a/ghostyle-transfer.html b/ghostyle-transfer.html index 5c681af..67c71a8 100644 --- a/ghostyle-transfer.html +++ b/ghostyle-transfer.html @@ -19,7 +19,7 @@ - + diff --git a/index.html b/index.html index 4baff5a..621b83e 100644 --- a/index.html +++ b/index.html @@ -63,7 +63,7 @@

Technical documentation - Code + Code
diff --git a/lab.html b/lab.html index dbcf34e..dbf27a8 100644 --- a/lab.html +++ b/lab.html @@ -298,11 +298,11 @@

Ghostyle

- + - + diff --git a/loader.html b/loader.html index 823e934..a125e16 100644 --- a/loader.html +++ b/loader.html @@ -94,7 +94,7 @@

Activity log

- + diff --git a/playwright.config.js b/playwright.config.js index 1e822d3..2f31cf5 100644 --- a/playwright.config.js +++ b/playwright.config.js @@ -1,4 +1,16 @@ import { defineConfig, devices } from '@playwright/test'; +import { existsSync } from 'node:fs'; + +const isLinux = process.platform === 'linux'; +const linuxChromeCandidates = [ + '/usr/bin/google-chrome', + '/usr/bin/google-chrome-stable', + '/usr/bin/chromium', + '/usr/bin/chromium-browser', +]; +const systemChromePath = isLinux + ? linuxChromeCandidates.find((candidate) => existsSync(candidate)) + : undefined; export default defineConfig({ testDir: './tests/e2e', @@ -18,6 +30,7 @@ export default defineConfig({ use: { ...devices['Desktop Chrome'], launchOptions: { + executablePath: systemChromePath, args: [ '--use-fake-ui-for-media-stream', '--use-fake-device-for-media-stream', diff --git a/realtime.html b/realtime.html index 69ce2c7..ddf6842 100644 --- a/realtime.html +++ b/realtime.html @@ -56,7 +56,7 @@ - + diff --git a/references/index.html b/references/index.html index c59906e..d61c26c 100644 --- a/references/index.html +++ b/references/index.html @@ -759,9 +759,6 @@

Accessorize in the Dark: A Security Analysis of Near-Infrared Face Recogniti

How to suggest a new entry.

Every possible reference should be read and transformed into the format of REFERENCES.json, - check out on github - (https://github.com/vecna/ghostati/blob/rebranding/ghostmaxxing/references/REFERENCES.json) how detailed - is. Once you're sure it might suit us, and potentially we can even program a Ghostyle to retest it, please open an issue or submit a pull request.

diff --git a/references/templates/references.template.html b/references/templates/references.template.html index f5cc790..944ce95 100644 --- a/references/templates/references.template.html +++ b/references/templates/references.template.html @@ -91,9 +91,6 @@

A working genealogy of face-recognition camouflage.

How to suggest a new entry.

Every possible reference should be read and transformed into the format of REFERENCES.json, - check out on github - (https://github.com/vecna/ghostati/blob/rebranding/ghostmaxxing/references/REFERENCES.json) how detailed - is. Once you're sure it might suit us, and potentially we can even program a Ghostyle to retest it, please open an issue or submit a pull request.

diff --git a/scripts/auto-find-loop.js b/scripts/auto-find-loop.js index 2aa4bd4..1867955 100644 --- a/scripts/auto-find-loop.js +++ b/scripts/auto-find-loop.js @@ -23,7 +23,7 @@ import { findFace3d, evaluateMatch3d } from './engine-3d.js'; import { state } from './state.js'; import { t } from './i18n.js'; -window.addEventListener('ghostatiReady', autoFindLoop, { once: true }); +window.addEventListener('gstmxxReady', autoFindLoop, { once: true }); /** * Starts the silent polling loop after the main app has initialized `state`, @@ -32,7 +32,7 @@ window.addEventListener('ghostatiReady', autoFindLoop, { once: true }); * window before auto metrics begin updating the overlay. * * @returns {void} - * @see main - Dispatches `ghostatiReady` once the lab environment is ready. + * @see main - Dispatches `gstmxxReady` once the lab environment is ready. * @see tick - Performs each silent 2D/3D matching pass. * @see renderReadout - Receives the auto `matchStateChanged` payload through the event bus. * @see onMatchStateChanged - Updates the bbox overlay from auto match-state events. diff --git a/scripts/bbox-overlay.js b/scripts/bbox-overlay.js index fd7e5d4..fb2e822 100644 --- a/scripts/bbox-overlay.js +++ b/scripts/bbox-overlay.js @@ -100,7 +100,7 @@ let suppressUntil = 0; // ---------- Bootstrap ---------- -window.addEventListener('ghostatiReady', init, { once: true }); +window.addEventListener('gstmxxReady', init, { once: true }); /** * Resolves the bbox canvas and overlay references after `main.js` has finished @@ -109,7 +109,7 @@ window.addEventListener('ghostatiReady', init, { once: true }); * deliberately light enough for tests to call with stub canvases in the DOM. * * @returns {boolean} True when required DOM nodes are present and listeners are attached. - * @see main - Dispatches `ghostatiReady` when the lab environment is ready. + * @see main - Dispatches `gstmxxReady` when the lab environment is ready. * @see onDetection - Receives live face-api detection events. * @see onLandmarks3d - Receives MediaPipe mesh events. * @see onMatchStateChanged - Receives scan/save/find/auto match-state events. diff --git a/scripts/config.js b/scripts/config.js index d41b907..58cd294 100644 --- a/scripts/config.js +++ b/scripts/config.js @@ -11,20 +11,21 @@ * file so the upgrade path to npm + bundler is mechanical. */ +const VENDOR_ROOT_URL = new URL('./vendor/', import.meta.url).href; + /** - * Public CDN URLs for the face-api.js model shards (TinyFaceDetector + the - * landmarks / recognition / age-gender heads). These point at the canonical - * `face-api.js-models` mirror, which serves the same weights for both the - * unmaintained original library and the @vladmandic fork in use here. + * Local URLs for vendored face-api model shards (TinyFaceDetector + landmarks / + * recognition / age-gender / expressions). Every network fetch stays inside + * `/scripts/vendor` so pages can run without third-party CDNs. * * @see scripts/main.js – `loadModels()` reads these and calls `faceapi.nets.*.loadFromUri()`. */ export const MODEL_URLS = { - tiny: 'https://cdn.jsdelivr.net/gh/justadudewhohacks/face-api.js-models@master/tiny_face_detector', - landmarks: 'https://cdn.jsdelivr.net/gh/justadudewhohacks/face-api.js-models@master/face_landmark_68', - recognition: 'https://cdn.jsdelivr.net/gh/justadudewhohacks/face-api.js-models@master/face_recognition', - ageGender: 'https://cdn.jsdelivr.net/gh/justadudewhohacks/face-api.js-models@master/age_gender_model', - expressions: 'https://cdn.jsdelivr.net/gh/justadudewhohacks/face-api.js-models@master/face_expression' + tiny: VENDOR_ROOT_URL, + landmarks: VENDOR_ROOT_URL, + recognition: VENDOR_ROOT_URL, + ageGender: VENDOR_ROOT_URL, + expressions: VENDOR_ROOT_URL }; export const ANALYZE_PANEL_MAX_WIDTH_DESKTOP = 900; @@ -53,39 +54,35 @@ export const THUMBNAIL_OUTPUT_SIZE = 160; export const THUMBNAIL_JPEG_QUALITY = 0.8; /** - * Root CDN URL for the @mediapipe/tasks-vision package. Used as a base for - * dynamic ES-module imports of `FaceLandmarker` and `ImageEmbedder`. + * Vendored tasks-vision ES module path used for dynamic imports. * * @see scripts/engine-3d.js – `loadMobileNet()` does `await import(MEDIAPIPE_TASKS_VISION_URL)`. * @see scripts/mediapipe-loop.js – uses the same package for face landmarks. */ -export const MEDIAPIPE_TASKS_VISION_URL = 'https://cdn.jsdelivr.net/npm/@mediapipe/tasks-vision@0.10.35'; +export const MEDIAPIPE_TASKS_VISION_URL = new URL('./vendor/tasks-vision@0.10.35.js', import.meta.url).href; /** - * URL of the MediaPipe WASM blob loaded by `FilesetResolver.forVisionTasks()`. - * The path must match the package version of `MEDIAPIPE_TASKS_VISION_URL` to - * avoid runtime version mismatch errors. + * Local URL of the MediaPipe WASM directory loaded by `FilesetResolver.forVisionTasks()`. * * @see scripts/engine-3d.js * @see scripts/mediapipe-loop.js */ -export const MEDIAPIPE_WASM_URL = 'https://cdn.jsdelivr.net/npm/@mediapipe/tasks-vision@0.10.35/wasm'; +export const MEDIAPIPE_WASM_URL = new URL('./vendor/wasm', import.meta.url).href; /** - * URL of the MediaPipe FaceLandmarker `.task` bundle (float16, 478 landmarks). - * Hosted by Google's `mediapipe-models` storage. + * Local URL of the MediaPipe FaceLandmarker `.task` bundle (float16, 478 landmarks). * * @see scripts/mediapipe-loop.js – passed to `FaceLandmarker.createFromOptions()`. */ -export const MEDIAPIPE_FACE_LANDMARKER_URL = 'https://storage.googleapis.com/mediapipe-models/face_landmarker/face_landmarker/float16/1/face_landmarker.task'; +export const MEDIAPIPE_FACE_LANDMARKER_URL = new URL('./vendor/face_landmarker.task', import.meta.url).href; /** - * URL of the MediaPipe ImageEmbedder model bundle (MobileNetV3 Small, float32). + * Local URL of the MediaPipe ImageEmbedder model bundle (MobileNetV3 Small, float32). * Produces the embedding vector consumed by the 3D recognition pipeline. * * @see scripts/engine-3d.js – passed to `ImageEmbedder.createFromOptions()`. */ -export const MEDIAPIPE_IMAGE_EMBEDDER_URL = 'https://storage.googleapis.com/mediapipe-models/image_embedder/mobilenet_v3_small/float32/1/mobilenet_v3_small.tflite'; +export const MEDIAPIPE_IMAGE_EMBEDDER_URL = new URL('./vendor/mobilenet_v3_small.tflite', import.meta.url).href; /** * Pre-built TinyFaceDetector options reused across every face-api detection diff --git a/scripts/lab-ui.js b/scripts/lab-ui.js index 5d238fc..5103073 100644 --- a/scripts/lab-ui.js +++ b/scripts/lab-ui.js @@ -470,8 +470,8 @@ window.addEventListener('i18n:localeChanged', () => { renderReadout(null); }); // The engine builds ghostyle buttons during its async init and fires -// `ghostatiReady` on window when state/els/window.gstmxx are ready. +// `gstmxxReady` on window when state/els/window.gstmxx are ready. if (window.gstmxx) { wireBus(); boot(); } -else window.addEventListener('ghostatiReady', () => { wireBus(); boot(); }, { once: true }); +else window.addEventListener('gstmxxReady', () => { wireBus(); boot(); }, { once: true }); // If ghostyles load a beat after ready, re-resolve pins shortly after. setTimeout(() => { if (!ui.pins.filter(Boolean).length) boot(); }, 1500); diff --git a/scripts/loader.js b/scripts/loader.js index 0a70bbe..346ca77 100644 --- a/scripts/loader.js +++ b/scripts/loader.js @@ -620,7 +620,7 @@ async function init() { setLoaderStatus('live', 'loader_status_ready'); setLog(t('loader_ready_log'), 'loader'); state.gstmxxEvents.dispatchEvent(new CustomEvent('ready', { detail: {} })); - window.dispatchEvent(new CustomEvent('ghostatiReady')); + window.dispatchEvent(new CustomEvent('gstmxxReady')); setActionButtonsEnabled(true); } catch (err) { setLoaderStatus('error', 'loader_status_model_load_failed'); diff --git a/scripts/main.js b/scripts/main.js index 7a8f971..75e5be3 100644 --- a/scripts/main.js +++ b/scripts/main.js @@ -636,7 +636,7 @@ async function init() { // Questo evento segnala ai file con i loop, che l'ambiente è pronto, e troveranno // state, els, e window.gstmxx pronti. - window.dispatchEvent(new CustomEvent('ghostatiReady')); + window.dispatchEvent(new CustomEvent('gstmxxReady')); } if (typeof process === 'undefined' || !process.env.VITEST) { diff --git a/scripts/mediapipe-loop.js b/scripts/mediapipe-loop.js index e415e62..0ba3f64 100644 --- a/scripts/mediapipe-loop.js +++ b/scripts/mediapipe-loop.js @@ -11,7 +11,7 @@ * changing the 2D recognition engine. */ -import { FaceLandmarker, FilesetResolver } from "https://cdn.jsdelivr.net/npm/@mediapipe/tasks-vision@0.10.35"; +import { FaceLandmarker, FilesetResolver } from './vendor/tasks-vision@0.10.35.js'; import { MEDIAPIPE_WASM_URL, MEDIAPIPE_FACE_LANDMARKER_URL } from './config.js'; import { t } from './i18n.js'; @@ -59,7 +59,7 @@ async function waitForVideoReady(v) { * `gstmxx.events`, missing `#video`, or MediaPipe load failure during startup. * * @returns {Promise} Resolves after setup starts the loop, or exits early when prerequisites fail. - * @see main - Dispatches `ghostatiReady` once `window.gstmxx`, state, and DOM handles are ready. + * @see main - Dispatches `gstmxxReady` once `window.gstmxx`, state, and DOM handles are ready. * @see tick - Started after MediaPipe and the video stream are ready. * @see initPlugins3dLoader - Receives `FaceLandmarker` through `window.gstmxx.FaceLandmarker`. */ @@ -140,4 +140,4 @@ function tick() { } } -window.addEventListener('ghostatiReady', init, { once: true }); +window.addEventListener('gstmxxReady', init, { once: true }); diff --git a/scripts/ghostati-mobile-ui.js b/scripts/mobile-ui.js similarity index 99% rename from scripts/ghostati-mobile-ui.js rename to scripts/mobile-ui.js index ee25319..f2de96d 100644 --- a/scripts/ghostati-mobile-ui.js +++ b/scripts/mobile-ui.js @@ -1,4 +1,4 @@ -/** @module ghostati-mobile-ui */ +/** @module mobile-ui */ document.addEventListener('DOMContentLoaded', () => { // --- SETTINGS DRAWER TOGGLE --- const toggleSettingsBtn = document.getElementById('toggleSettingsBtn'); diff --git a/scripts/state.js b/scripts/state.js index 4b69a24..b84255b 100644 --- a/scripts/state.js +++ b/scripts/state.js @@ -10,7 +10,7 @@ * renders as a properties table. * * Note on events: the in-app event bus is `state.gstmxxEvents`. The - * `ghostatiReady` lifecycle event is the one exception — it is dispatched on + * `gstmxxReady` lifecycle event is the one exception — it is dispatched on * `window`, NOT on this bus. */ @@ -170,7 +170,7 @@ * In-app event bus. All cross-module events are dispatched here and exposed to * plugins as `window.gstmxx.events`. Events on this bus: `ready`, `detection`, * `effectChanged`, `effectChanged3d`, `landmarks3d`, `matchStateChanged`, - * `beforeEfficacyComposite`, `dbChanged`, `mediapipeReady`. (NB: `ghostatiReady` + * `beforeEfficacyComposite`, `dbChanged`, `mediapipeReady`. (NB: `gstmxxReady` * is dispatched on `window`, not here.) * **Range:** a single EventTarget instance (never reassigned). * **Used in:** engine.js, ghostyles-manager.js, db.js, main.js (and all add-on diff --git a/scripts/transfer.js b/scripts/transfer.js index 843aa40..0067998 100644 --- a/scripts/transfer.js +++ b/scripts/transfer.js @@ -44,7 +44,7 @@ import { applyI18n, initI18n, setupLocaleSelect, t } from './i18n.js'; const CANON = 512; const RESULT_MAX = 900; -const MODEL_ROOT = 'https://cdn.jsdelivr.net/npm/@vladmandic/face-api/model/'; +const MODEL_ROOT = new URL('./vendor/', import.meta.url).href; /** * Two-dimensional point in image or canvas coordinates. diff --git a/scripts/vendor/README.md b/scripts/vendor/README.md new file mode 100644 index 0000000..4b97470 --- /dev/null +++ b/scripts/vendor/README.md @@ -0,0 +1,47 @@ +Vendor asset inventory for third-party runtime files. + +Use `scripts/vendor/foca.sh` to refresh the assets it manages. + +## Library bundles + +| Local file | Source URL | Upstream version/reference | Notes | +|---|---|---|---| +| `face-api.js` | `https://cdn.jsdelivr.net/npm/@vladmandic/face-api/dist/face-api.js` | floating (no `@x.y.z` in URL) | Main `faceapi` browser bundle used by pages and transfer tool. | +| `tasks-vision@0.10.35.js` | `https://cdn.jsdelivr.net/npm/@mediapipe/tasks-vision@0.10.35` | `0.10.35` | ESM bundle imported by 3D/embedder paths. | + +## URLs synced by `foca.sh` + +### face-api.js model assets + +Source reference for this block is currently `justadudewhohacks/face-api.js-models@master`. + +| Local file | Source URL | +|---|---| +| `face_landmark_68_model-weights_manifest.json` | `https://cdn.jsdelivr.net/gh/justadudewhohacks/face-api.js-models@master/face_landmark_68/face_landmark_68_model-weights_manifest.json` | +| `face_recognition_model-weights_manifest.json` | `https://cdn.jsdelivr.net/gh/justadudewhohacks/face-api.js-models@master/face_recognition/face_recognition_model-weights_manifest.json` | +| `age_gender_model-weights_manifest.json` | `https://cdn.jsdelivr.net/gh/justadudewhohacks/face-api.js-models@master/age_gender_model/age_gender_model-weights_manifest.json` | +| `face_expression_model-weights_manifest.json` | `https://cdn.jsdelivr.net/gh/justadudewhohacks/face-api.js-models@master/face_expression/face_expression_model-weights_manifest.json` | +| `tiny_face_detector_model-shard1` | `https://cdn.jsdelivr.net/gh/justadudewhohacks/face-api.js-models@master/tiny_face_detector/tiny_face_detector_model-shard1` | +| `face_landmark_68_model-shard1` | `https://cdn.jsdelivr.net/gh/justadudewhohacks/face-api.js-models@master/face_landmark_68/face_landmark_68_model-shard1` | +| `face_recognition_model-shard1` | `https://cdn.jsdelivr.net/gh/justadudewhohacks/face-api.js-models@master/face_recognition/face_recognition_model-shard1` | +| `face_recognition_model-shard2` | `https://cdn.jsdelivr.net/gh/justadudewhohacks/face-api.js-models@master/face_recognition/face_recognition_model-shard2` | +| `face_expression_model-shard1` | `https://cdn.jsdelivr.net/gh/justadudewhohacks/face-api.js-models@master/face_expression/face_expression_model-shard1` | +| `age_gender_model-shard1` | `https://cdn.jsdelivr.net/gh/justadudewhohacks/face-api.js-models@master/age_gender_model/age_gender_model-shard1` | + +### MediaPipe Tasks Vision runtime (`0.10.35`) + +| Local file | Source URL | +|---|---| +| `wasm/vision_wasm_internal.js` | `https://cdn.jsdelivr.net/npm/@mediapipe/tasks-vision@0.10.35/wasm/vision_wasm_internal.js` | +| `wasm/vision_wasm_internal.wasm` | `https://cdn.jsdelivr.net/npm/@mediapipe/tasks-vision@0.10.35/wasm/vision_wasm_internal.wasm` | + +### MediaPipe model files + +| Local file | Source URL | Version segment | +|---|---|---| +| `face_landmarker.task` | `https://storage.googleapis.com/mediapipe-models/face_landmarker/face_landmarker/float16/1/face_landmarker.task` | `float16/1` | +| `mobilenet_v3_small.tflite` | `https://storage.googleapis.com/mediapipe-models/image_embedder/mobilenet_v3_small/float32/1/mobilenet_v3_small.tflite` | `float32/1` | + +## Update rule + +When any source URL or version segment above changes, re-run `scripts/vendor/foca.sh` and verify runtime no longer requests third-party hosts. diff --git a/scripts/vendor/age_gender_model-shard1 b/scripts/vendor/age_gender_model-shard1 new file mode 100644 index 0000000..d942d6a Binary files /dev/null and b/scripts/vendor/age_gender_model-shard1 differ diff --git a/scripts/vendor/age_gender_model-weights_manifest.json b/scripts/vendor/age_gender_model-weights_manifest.json new file mode 100644 index 0000000..ebc009a --- /dev/null +++ b/scripts/vendor/age_gender_model-weights_manifest.json @@ -0,0 +1 @@ +[{"weights":[{"name":"entry_flow/conv_in/filters","shape":[3,3,3,32],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.005431825039433498,"min":-0.7441600304023892}},{"name":"entry_flow/conv_in/bias","shape":[32],"dtype":"float32"},{"name":"entry_flow/reduction_block_0/separable_conv0/depthwise_filter","shape":[3,3,32,1],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.005691980614381678,"min":-0.6090419257388395}},{"name":"entry_flow/reduction_block_0/separable_conv0/pointwise_filter","shape":[1,1,32,64],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.009089225881239947,"min":-1.1179747833925135}},{"name":"entry_flow/reduction_block_0/separable_conv0/bias","shape":[64],"dtype":"float32"},{"name":"entry_flow/reduction_block_0/separable_conv1/depthwise_filter","shape":[3,3,64,1],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.00683894624897078,"min":-0.8138346036275228}},{"name":"entry_flow/reduction_block_0/separable_conv1/pointwise_filter","shape":[1,1,64,64],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.011632566358528886,"min":-1.3028474321552352}},{"name":"entry_flow/reduction_block_0/separable_conv1/bias","shape":[64],"dtype":"float32"},{"name":"entry_flow/reduction_block_0/expansion_conv/filters","shape":[1,1,32,64],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.010254812240600587,"min":-0.9229331016540528}},{"name":"entry_flow/reduction_block_0/expansion_conv/bias","shape":[64],"dtype":"float32"},{"name":"entry_flow/reduction_block_1/separable_conv0/depthwise_filter","shape":[3,3,64,1],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.0052509616403018725,"min":-0.6406173201168285}},{"name":"entry_flow/reduction_block_1/separable_conv0/pointwise_filter","shape":[1,1,64,128],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.010788509424994973,"min":-1.4564487723743214}},{"name":"entry_flow/reduction_block_1/separable_conv0/bias","shape":[128],"dtype":"float32"},{"name":"entry_flow/reduction_block_1/separable_conv1/depthwise_filter","shape":[3,3,128,1],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.00553213918910307,"min":-0.7025816770160899}},{"name":"entry_flow/reduction_block_1/separable_conv1/pointwise_filter","shape":[1,1,128,128],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.013602388606351965,"min":-1.6186842441558837}},{"name":"entry_flow/reduction_block_1/separable_conv1/bias","shape":[128],"dtype":"float32"},{"name":"entry_flow/reduction_block_1/expansion_conv/filters","shape":[1,1,64,128],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.007571851038465313,"min":-1.158493208885193}},{"name":"entry_flow/reduction_block_1/expansion_conv/bias","shape":[128],"dtype":"float32"},{"name":"middle_flow/main_block_0/separable_conv0/depthwise_filter","shape":[3,3,128,1],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.005766328409606335,"min":-0.6688940955143349}},{"name":"middle_flow/main_block_0/separable_conv0/pointwise_filter","shape":[1,1,128,128],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.012136116214826995,"min":-1.5776951079275094}},{"name":"middle_flow/main_block_0/separable_conv0/bias","shape":[128],"dtype":"float32"},{"name":"middle_flow/main_block_0/separable_conv1/depthwise_filter","shape":[3,3,128,1],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.004314773222979377,"min":-0.5652352922102984}},{"name":"middle_flow/main_block_0/separable_conv1/pointwise_filter","shape":[1,1,128,128],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.01107162026798024,"min":-1.2400214700137868}},{"name":"middle_flow/main_block_0/separable_conv1/bias","shape":[128],"dtype":"float32"},{"name":"middle_flow/main_block_0/separable_conv2/depthwise_filter","shape":[3,3,128,1],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.0036451735917259667,"min":-0.4848080876995536}},{"name":"middle_flow/main_block_0/separable_conv2/pointwise_filter","shape":[1,1,128,128],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.008791744942758598,"min":-1.134135097615859}},{"name":"middle_flow/main_block_0/separable_conv2/bias","shape":[128],"dtype":"float32"},{"name":"middle_flow/main_block_1/separable_conv0/depthwise_filter","shape":[3,3,128,1],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.004915751896652521,"min":-0.6095532351849126}},{"name":"middle_flow/main_block_1/separable_conv0/pointwise_filter","shape":[1,1,128,128],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.010868691463096469,"min":-1.3368490499608656}},{"name":"middle_flow/main_block_1/separable_conv0/bias","shape":[128],"dtype":"float32"},{"name":"middle_flow/main_block_1/separable_conv1/depthwise_filter","shape":[3,3,128,1],"dtype":"float32","quantization":{"dtype":"uint8","scale":0.005010117269029804,"min":-0.6012140722835765}},{"name":"middle_flow/main_block_1/separable_conv1/pointwise_filter","shape":[1,1,128,128],"dtype":"float32","quantiza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p={x:l,filter:o},d={strides:n,pad:a,dilations:r},c=P.runKernel(ji,p,d);return u?W(c,[c.shape[1],c.shape[2],c.shape[3]]):c}var mw=L({dilation2d_:u3}),cp={};_e(cp,{assertAndGetBroadcastShape:()=>ct,getBroadcastDims:()=>ZN,getReductionAxes:()=>Bt});function ZN(e,t){let n=e.length,a=[];for(let r=0;r1&&i===1&&a.unshift(s)}return a}function Bt(e,t){let n=[];for(let a=0;a1)&&n.unshift(s)}return n}function ct(e,t){let n=Math.max(e.length,t.length),a=new Array(n);for(let r=0;r`Error in dot: inputs must all be rank 1 or 2, but got ranks ${n.rank} and ${a.rank}.`);let r=n.rank===1?n.size:n.shape[1],s=a.rank===1?a.size:a.shape[0];if(A(r===s,()=>`Error in dot: inner dimensions of inputs must match, but got ${r} and ${s}.`),n.rank===1&&a.rank===1){let i=W(n,[1,-1]),o=W(a,[-1,1]),l=$e(i,o);return W(l,[])}else if(n.rank===1&&a.rank===2){let i=W(n,[1,-1]),o=W(a,[a.shape[0],a.shape[1]]),l=$e(i,o);return W(l,[l.size])}else if(n.rank===2&&a.rank===1){let i=W(a,[-1,1]),o=$e(n,i);return W(o,[o.size])}else{let i=W(a,[a.shape[0],a.shape[1]]);return $e(n,i)}}var gw=L({dot_:m3});function f3(e,...t){let n=t.map((r,s)=>E(r,`tensors${s}`,"einsum")),a={equation:e};return P.runKernel(Wm,n,a)}var Qs=L({einsum_:f3});function g3(e){let t={x:E(e,"x","elu","float32")};return P.runKernel(Ki,t)}var dp=L({elu_:g3});function b3(e,t){let n=E(e,"x","ensureShape","string_or_numeric");if(!nN(n.shape,t))throw new Error(`EnsureShape: Shape of tensor ${n.shape} is not compatible with expected shape ${t}`);return e}var JN=L({ensureShape_:b3});function y3(e){let t=E(e,"x","erf");A(t.dtype==="int32"||t.dtype==="float32",()=>"Input dtype must be `int32` or `float32`."),t.dtype==="int32"&&(t=re(t,"float32"));let n={x:t};return P.runKernel(Xi,n)}var af=L({erf_:y3});function bw(e,t){for(let n=0;ne[s]);return[n,r]}function gi(e,t){let n=t.map(a=>1);return QN(e,n,t)}function x3(e,t,n){A(bw(t,n),()=>`${e} supports only inner-most axes for now. 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d=E(e,"x","conv2d","float32"),c=E(t,"filter","conv2d","float32"),h=d,m=!1;d.rank===3&&(m=!0,h=W(d,[1,d.shape[0],d.shape[1],d.shape[2]])),A(h.rank===4,()=>`Error in fused conv2d: input must be rank 4, but got rank ${h.rank}.`),A(c.rank===4,()=>`Error in fused conv2d: filter must be rank 4, but got rank ${c.rank}.`),Tn("fused conv2d",a,i);let f=r==="NHWC"?h.shape[3]:h.shape[1];A(c.shape[2]===f,()=>`Error in conv2d: depth of input (${f}) must match input depth for filter ${c.shape[2]}.`),A(mr(n,s),()=>`Error in conv2D: Either strides or dilations must be 1. 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p=n?l.shape[l.rank-2]:l.shape[l.rank-1],d=a?u.shape[u.rank-1]:u.shape[u.rank-2],c=n?l.shape[l.rank-1]:l.shape[l.rank-2],h=a?u.shape[u.rank-2]:u.shape[u.rank-1],m=l.shape.slice(0,-2),f=u.shape.slice(0,-2),g=ot(m),b=ot(f);A(p===d,()=>`Error in fused matMul: inner shapes (${p}) and (${d}) of Tensors with shapes ${l.shape} and ${u.shape} and transposeA=${n} and transposeB=${a} must match.`);let y=ct(l.shape.slice(0,-2),u.shape.slice(0,-2)).concat([c,h]),x=n?W(l,[g,p,c]):W(l,[g,c,p]),v=a?W(u,[b,h,d]):W(u,[b,d,h]),I;r!=null&&(I=E(r,"bias","fused matMul"),[I]=At(I,l),ct(y,I.shape));let N;i!=null&&(N=E(i,"prelu weights","fused matMul"));let C=(D,$)=>{let[S,M,B,U]=$,H=Nf(W(D,B.shape),B,s),q,K;if(!n&&!a?(q=$e(H,M,!1,!0),K=$e(S,H,!0,!1)):!n&&a?(q=$e(H,M,!1,!1),K=$e(H,S,!0,!1)):n&&!a?(q=$e(M,H,!1,!0),K=$e(S,H,!1,!1)):(q=$e(M,H,!0,!0),K=$e(H,S,!0,!0)),r!=null){let Z=Tf(U,H);return[q,K,Z]}else return[q,K]},_={a:x,b:v,bias:I,preluActivationWeights:N},F={transposeA:n,transposeB:a,activation:s,leakyreluAlpha:o};return r==null?dr((D,$,S)=>{let M=P.runKernel(li,_,F);return S([D,$,M]),{value:W(M,y),gradFunc:C}})(x,v):dr((D,$,S,M)=>{let B=P.runKernel(li,_,F);return M([D,$,B,S]),{value:W(B,y),gradFunc:C}})(x,v,I)}var sW=L({fusedMatMul_:rW});function iW(e){return Sf(e,.54,.46)}var oW=L({hammingWindow_:iW});function lW(e){return Sf(e,.5,.5)}var GT=L({hannWindow_:lW});function uW(e,t,n,a=!1,r=0){let s=0,i=[];for(;s+t<=e.size;)i.push(Ve(e,s,t)),s+=n;if(a)for(;s`Error in cropAndResize: image must be rank 4,but got rank ${i.rank}.`),A(o.rank===2&&o.shape[1]===4,()=>`Error in cropAndResize: boxes must be have size [${u},4] but had shape ${o.shape}.`),A(l.rank===1&&l.shape[0]===u,()=>`Error in cropAndResize: boxInd must be have size [${u}] but had shape ${o.shape}.`),A(a.length===2,()=>`Error in cropAndResize: cropSize must be of length 2, but got length 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t=E(e,"image","RGBToGrayscale"),n=t.rank-1,a=t.shape[n];A(t.rank>=2,()=>`Error in RGBToGrayscale: images must be at least rank 2, but got rank ${t.rank}.`),A(a===3,()=>`Error in RGBToGrayscale: last dimension of an RGB image should be size 3, but got size ${a}.`);let r=t.dtype,s=re(t,"float32"),i=je([.2989,.587,.114]),o;switch(t.rank){case 2:o=Qs("ij,j->i",s,i);break;case 3:o=Qs("ijk,k->ij",s,i);break;case 4:o=Qs("ijkl,l->ijk",s,i);break;case 5:o=Qs("ijklm,m->ijkl",s,i);break;case 6:o=Qs("ijklmn,n->ijklm",s,i);break;default:throw new Error("Not a valid tensor rank.")}return o=Gt(o,-1),re(o,r)}var xW=L({rgbToGrayscale_:yW});function vW(e,t,n=0,a=.5){let r=E(e,"image","rotateWithOffset","float32");A(r.rank===4,()=>`Error in rotateWithOffset: image must be rank 4,but got rank ${r.rank}.`);let s={image:r},i={radians:t,fillValue:n,center:a};return P.runKernel(pp,s,i)}var wW=L({rotateWithOffset_:vW});function gp(e,t,n,a,r,s){a==null&&(a=.5),r==null&&(r=Number.NEGATIVE_INFINITY),s==null&&(s=0);let i=e.shape[0];return n=Math.min(n,i),A(0<=a&&a<=1,()=>`iouThreshold must be in [0, 1], but was '${a}'`),A(e.rank===2,()=>`boxes must be a 2D tensor, but was of rank '${e.rank}'`),A(e.shape[1]===4,()=>`boxes must have 4 columns, but 2nd dimension was ${e.shape[1]}`),A(t.rank===1,()=>"scores must be a 1D tensor"),A(t.shape[0]===i,()=>`scores has incompatible shape with boxes. 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g=0;gr&&u.push({score:t[g],boxIndex:g,suppressBeginIndex:0});u.sort(II);let p=s>0?-.5/s:0,d=[],c=[];for(;d.length0;){let g=u.pop(),{score:b,boxIndex:y,suppressBeginIndex:x}=g;if(b=x;--I){let N=EW(e,y,d[I]);if(N>=a){v=!0;break}if(g.score=g.score*_W(a,p,N),g.score<=r)break}g.suppressBeginIndex=d.length,v||(g.score===b?(d.push(y),c.push(g.score)):g.score>r&&SW(u,g,II))}let h=d.length,m=n-h;o&&m>0&&(d.push(...new Array(m).fill(0)),c.push(...new Array(m).fill(0)));let f={selectedIndices:d};return i&&(f.selectedScores=c),l&&(f.validOutputs=h),f}function EW(e,t,n){let a=e.subarray(t*4,t*4+4),r=e.subarray(n*4,n*4+4),s=Math.min(a[0],a[2]),i=Math.min(a[1],a[3]),o=Math.max(a[0],a[2]),l=Math.max(a[1],a[3]),u=Math.min(r[0],r[2]),p=Math.min(r[1],r[3]),d=Math.max(r[0],r[2]),c=Math.max(r[1],r[3]),h=(o-s)*(l-i),m=(d-u)*(c-p);if(h<=0||m<=0)return 0;let f=Math.max(s,u),g=Math.max(i,p),b=Math.min(o,d),y=Math.min(l,c),x=Math.max(b-f,0)*Math.max(y-g,0);return x/(h+m-x)}function _W(e,t,n){let a=Math.exp(t*n*n);return n<=e?a:0}function II(e,t){return e.score-t.score||e.score===t.score&&t.boxIndex-e.boxIndex}async function AW(e,t,n,a=.5,r=Number.NEGATIVE_INFINITY){let s=E(e,"boxes","nonMaxSuppressionAsync"),i=E(t,"scores","nonMaxSuppressionAsync"),o=gp(s,i,n,a,r);n=o.maxOutputSize,a=o.iouThreshold,r=o.scoreThreshold;let l=await Promise.all([s.data(),i.data()]),u=l[0],p=l[1],{selectedIndices:d}=jT(u,p,n,a,r);return s!==e&&s.dispose(),i!==t&&i.dispose(),je(d,"int32")}var FW=AW;function $W(e,t,n,a=.5,r=Number.NEGATIVE_INFINITY,s=0){let i=E(e,"boxes","nonMaxSuppression"),o=E(t,"scores","nonMaxSuppression"),l=gp(i,o,n,a,r,s);n=l.maxOutputSize,a=l.iouThreshold,r=l.scoreThreshold,s=l.softNmsSigma;let u={boxes:i,scores:o},p={maxOutputSize:n,iouThreshold:a,scoreThreshold:r,softNmsSigma:s},d=P.runKernel(Gu,u,p);return{selectedIndices:d[0],selectedScores:d[1]}}var DW=L({nonMaxSuppressionWithScore_:$W});async function RW(e,t,n,a=.5,r=Number.NEGATIVE_INFINITY,s=0){let i=E(e,"boxes","nonMaxSuppressionAsync"),o=E(t,"scores","nonMaxSuppressionAsync"),l=gp(i,o,n,a,r,s);n=l.maxOutputSize,a=l.iouThreshold,r=l.scoreThreshold,s=l.softNmsSigma;let u=await Promise.all([i.data(),o.data()]),p=u[0],d=u[1],{selectedIndices:c,selectedScores:h}=KT(p,d,n,a,r,s);return i!==e&&i.dispose(),o!==t&&o.dispose(),{selectedIndices:je(c,"int32"),selectedScores:je(h)}}var MW=RW;function OW(e,t,n,a=.5,r=Number.NEGATIVE_INFINITY,s=!1){let i=E(e,"boxes","nonMaxSuppression"),o=E(t,"scores","nonMaxSuppression"),l=gp(i,o,n,a,r,null),u=l.maxOutputSize,p=l.iouThreshold,d=l.scoreThreshold,c={boxes:i,scores:o},h={maxOutputSize:u,iouThreshold:p,scoreThreshold:d,padToMaxOutputSize:s},m=P.runKernel(Uu,c,h);return{selectedIndices:m[0],validOutputs:m[1]}}var PW=L({nonMaxSuppressionPadded_:OW});async function LW(e,t,n,a=.5,r=Number.NEGATIVE_INFINITY,s=!1){let 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className(){return"Adagrad"}constructor(e,t=.1){super(),this.learningRate=e,this.initialAccumulatorValue=t,this.accumulatedGrads=[]}applyGradients(e){(Array.isArray(e)?e.map(t=>t.name):Object.keys(e)).forEach((t,n)=>{let a=P.registeredVariables[t];this.accumulatedGrads[n]==null&&(this.accumulatedGrads[n]={originalName:`${t}/accumulator`,variable:O(()=>yn(a.shape,this.initialAccumulatorValue).variable(!1))});let r=Array.isArray(e)?e[n].tensor:e[t];if(r==null)return;let s=this.accumulatedGrads[n].variable;O(()=>{let i=X(s,pt(r));s.assign(i);let o=X(z(he(r,rn(X(i,P.backend.epsilon()))),-this.learningRate),a);a.assign(o)})}),this.incrementIterations()}dispose(){this.accumulatedGrads!=null&&Ee(this.accumulatedGrads.map(e=>e.variable))}async getWeights(){return[await this.saveIterations()].concat(this.accumulatedGrads.map(e=>({name:e.originalName,tensor:e.variable})))}async setWeights(e){e=await this.extractIterations(e);let t=!1;this.accumulatedGrads=e.map(n=>({originalName:n.name,variable:n.tensor.variable(t)}))}getConfig(){return{learningRate:this.learningRate,initialAccumulatorValue:this.initialAccumulatorValue}}static fromConfig(e,t){return new e(t.learningRate,t.initialAccumulatorValue)}},Jw=class extends Or{static get className(){return"Adam"}constructor(e,t,n,a=null){super(),this.learningRate=e,this.beta1=t,this.beta2=n,this.epsilon=a,this.accumulatedFirstMoment=[],this.accumulatedSecondMoment=[],O(()=>{this.accBeta1=xe(t).variable(),this.accBeta2=xe(n).variable()}),a==null&&(this.epsilon=P.backend.epsilon())}applyGradients(e){let t=Array.isArray(e)?e.map(n=>n.name):Object.keys(e);O(()=>{let n=pe(1,this.accBeta1),a=pe(1,this.accBeta2);t.forEach((r,s)=>{let 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f=X(z(he(h,X(rn(m),this.epsilon)),-this.learningRate),i);i.assign(f)}),this.accBeta1.assign(z(this.accBeta1,this.beta1)),this.accBeta2.assign(z(this.accBeta2,this.beta2))}),this.incrementIterations()}dispose(){this.accBeta1.dispose(),this.accBeta2.dispose(),this.accumulatedFirstMoment!=null&&Ee(this.accumulatedFirstMoment.map(e=>e.variable)),this.accumulatedSecondMoment!=null&&Ee(this.accumulatedSecondMoment.map(e=>e.variable))}async getWeights(){let e=[...this.accumulatedFirstMoment,...this.accumulatedSecondMoment];return[await this.saveIterations()].concat(e.map(t=>({name:t.originalName,tensor:t.variable})))}async setWeights(e){e=await this.extractIterations(e),O(()=>{this.accBeta1.assign(cr(this.beta1,this.iterations_+1)),this.accBeta2.assign(cr(this.beta2,this.iterations_+1))});let t=e.length/2,n=!1;this.accumulatedFirstMoment=e.slice(0,t).map(a=>({originalName:a.name,variable:a.tensor.variable(n)})),this.accumulatedSecondMoment=e.slice(t,t*2).map(a=>({originalName:a.name,variable:a.tensor.variable(n)}))}getConfig(){return{learningRate:this.learningRate,beta1:this.beta1,beta2:this.beta2,epsilon:this.epsilon}}static fromConfig(e,t){return new e(t.learningRate,t.beta1,t.beta2,t.epsilon)}},Qw=class extends Or{static get className(){return"Adamax"}constructor(e,t,n,a=null,r=0){super(),this.learningRate=e,this.beta1=t,this.beta2=n,this.epsilon=a,this.decay=r,this.accumulatedFirstMoment=[],this.accumulatedWeightedInfNorm=[],O(()=>{this.iteration=xe(0).variable(),this.accBeta1=xe(t).variable()}),a==null&&(this.epsilon=P.backend.epsilon())}applyGradients(e){let t=Array.isArray(e)?e.map(n=>n.name):Object.keys(e);O(()=>{let n=pe(1,this.accBeta1),a=he(-this.learningRate,X(z(this.iteration,this.decay),1));t.forEach((r,s)=>{let 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compiled before being used.");return this.model.evaluate(t,n,a)}async evaluateDataset(t,n){if(!this.built)throw new sr("The model needs to be compiled before being used.");return this.model.evaluateDataset(t,n)}predict(t,n={}){return this.model==null&&this.build(),this.model.predict(t,n)}predictOnBatch(t){return this.model==null&&this.build(),this.model.predictOnBatch(t)}compile(t){this.build(),this.model.compile(t),this.optimizer_=this.model.optimizer,this.isOptimizerOwned=this.model.isOptimizerOwned,this.loss=this.model.loss,this.metrics=this.model.metrics,this.metricsTensors=this.model.metricsTensors,this.metricsNames=this.model.metricsNames}get optimizer(){return this.model==null?void 0:this.model.optimizer}set optimizer(t){this.model.optimizer=t}async fit(t,n,a={}){if(!this.built)throw new sr("The model needs to be compiled before being used.");return this.model.fit(t,n,a)}async fitDataset(t,n){if(!this.built)throw new sr("The model needs to be compiled before being used.");return this.model.fitDataset(t,n)}async trainOnBatch(t,n){return this.model.trainOnBatch(t,n)}static fromConfig(t,n,a={},r=!1){let s,i={};if(n instanceof Array){if(n[0].className==null||n[0].className==="Merge")throw new V("Legacy serialization format not supported yet.");s=n}else w.assert(n.layers!=null,()=>"When the config data for a Sequential model is not an Array, it must be an Object that contains the 'layers' field."),s=n.layers,delete n.layers,i=n;let o=new t(i);if(!(o instanceof nv))throw new ze(`Sequential.fromConfig called on non-Sequential input: ${o}`);for(let l of s){let u=Ba(l,void 0,r);r&&u.setFastWeightInitDuringBuild(!0),o.add(u)}return o}set stopTraining(t){if(this.model==null)throw new V("Cannot set the stopTraining property of a sequential model before it is compiled.");this.model.stopTraining=t}get stopTraining(){if(this.model==null)throw new V("Cannot get the stopTraining property of a sequential model before it is compiled.");return 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xn{apply(e,t=1){return O(()=>z(ma(z(e,t)),e))}};_C.className="swish";ne.registerClass(_C);function ys(e){return e.getClassName()}function Ix(e,t={}){return Td(e,ne.SerializationMap.getMap().classNameMap,t,"activation")}function xs(e){if(e==null){let t={};return t.className="linear",t.config={},Ix(t)}if(typeof e=="string"){let t={};return t.className=e,t.config={},Ix(t)}else return e instanceof xn?e:Ix(e)}function A0(e){if(e!=null&&typeof e!="object")throw new Error(`Argument to L1L2 regularizer's constructor is expected to be an object, but received: ${e}`)}var AC=class extends ne.Serializable{},Fd=class extends AC{constructor(e){super(),A0(e),this.l1=e==null||e.l1==null?.01:e.l1,this.l2=e==null||e.l2==null?.01:e.l2,this.hasL1=this.l1!==0,this.hasL2=this.l2!==0}apply(e){return O(()=>{let t=It([1]);return this.hasL1&&(t=X(t,fe(z(this.l1,Lt(e))))),this.hasL2&&(t=X(t,fe(z(this.l2,Ed(e))))),W(t,[])})}getConfig(){return{l1:this.l1,l2:this.l2}}static fromConfig(e,t){return new e({l1:t.l1,l2:t.l2})}};Fd.className="L1L2";ne.registerClass(Fd);function Sj(e){return A0(e),new Fd({l1:e!=null?e.l1:null,l2:0})}function Nj(e){return A0(e),new Fd({l2:e!=null?e.l2:null,l1:0})}var QI={l1l2:"L1L2"};function ft(e){return o0(e)}function eS(e,t={}){return Td(e,ne.SerializationMap.getMap().classNameMap,t,"regularizer")}function Nt(e){if(e==null)return null;if(typeof e=="string"){let t={className:e in QI?QI[e]:e,config:{}};return eS(t)}else return e instanceof AC?e:eS(e)}var F0=class extends We{constructor(e){super(e==null?{}:e),this.supportsMasking=!0,e!=null&&(this.maxValue=e.maxValue)}call(e,t){e=Te(e);let n=Ke(e);return this.maxValue!=null&&(n=an(n,0,this.maxValue)),n}computeOutputShape(e){return e}getConfig(){let e={maxValue:this.maxValue},t=super.getConfig();return Object.assign(e,t),e}};F0.className="ReLU";ne.registerClass(F0);var $0=class extends We{constructor(e){super(e==null?{}:e),this.DEFAULT_ALPHA=.3,e==null&&(e={}),this.alpha=e.alpha==null?this.DEFAULT_ALPHA:e.alpha}call(e,t){let n=Te(e);return fd(n,this.alpha)}computeOutputShape(e){return e}getConfig(){let e={alpha:this.alpha},t=super.getConfig();return Object.assign(e,t),e}};$0.className="LeakyReLU";ne.registerClass($0);var D0=class extends We{constructor(e){if(super(e==null?{}:e),this.DEFAULT_ALPHA_INITIALIZER="zeros",e==null&&(e={}),this.supportsMasking=!0,this.alphaInitializer=St(e.alphaInitializer||this.DEFAULT_ALPHA_INITIALIZER),this.alphaRegularizer=Nt(e.alphaRegularizer),this.alphaConstraint=Yt(e.alphaConstraint),e.sharedAxes==null)this.sharedAxes=null;else if(Array.isArray(e.sharedAxes))this.sharedAxes=e.sharedAxes;else if(typeof e.sharedAxes=="number")this.sharedAxes=[e.sharedAxes];else throw new V(`Expected sharedAxes to be a number or an array of numbers, but got ${e.sharedAxes}`)}build(e){e=Je(e);let t=e.slice(1);if(this.sharedAxes!=null)for(let a of this.sharedAxes)t[a-1]=1;this.alpha=this.addWeight("alpha",t,"float32",this.alphaInitializer,this.alphaRegularizer,!0,this.alphaConstraint);let n={};if(this.sharedAxes!=null)for(let a=1;a{let n=Te(e),a=t.mask;if(a!=null){let r=z(pe(Pn(n.shape),re(a,n.dtype)),xe(-1e9));n=X(n,r)}return this.axis instanceof Array?this.axis.length>1?mn(pe(n,bd(n,this.axis,!0))):this.softmax(n,this.axis[0]):this.softmax(n,this.axis)})}computeOutputShape(e){return e}getConfig(){let e={axis:this.axis},t=super.getConfig();return Object.assign(e,t),e}};O0.className="Softmax";ne.registerClass(O0);function Gl(e,t,n){if(typeof e=="number")return xi(e,t);if(e.length!==t)throw new V(`The ${n} argument must be an integer or tuple of ${t} integers. 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V(`conv2dWithBiasActivation expects input to be of rank 3 or 4, but received ${e.rank}.`);if(t.rank!==3&&t.rank!==4)throw new V(`conv2dWithBiasActivation expects kernel to be of rank 3 or 4, but received ${e.rank}.`);let l=P0(e,s);if(r==="causal")throw new ze("The support for CAUSAL padding mode in conv1dWithBias is not implemented yet.");return l=tu.conv2d({x:l,filter:t,strides:a,pad:r==="same"?"same":"valid",dilations:i,dataFormat:"NHWC",bias:n,activation:o}),s==="channelsFirst"&&(l=De(l,[0,3,1,2])),l})}function Cj(e,t,n,a=[1,1,1],r="valid",s,i){return O(()=>{if(s==null&&(s=Ga()),Rt(s),e.rank!==4&&e.rank!==5)throw new V(`conv3dWithBias expects input to be of rank 4 or 5, but received ${e.rank}.`);if(t.rank!==4&&t.rank!==5)throw new V(`conv3dWithBias expects kernel to be of rank 4 or 5, but received ${e.rank}.`);let o=FC(e,s);if(r==="causal")throw new ze("The support for CAUSAL padding mode in conv3dWithBias is not implemented yet.");return o=cw(o,t,a,r==="same"?"same":"valid","NDHWC",i),n!=null&&(o=Ka(o,n)),s==="channelsFirst"&&(o=De(o,[0,4,1,2,3])),o})}var $C=class DC extends We{constructor(t,n){if(super(n),this.bias=null,this.DEFAULT_KERNEL_INITIALIZER="glorotNormal",this.DEFAULT_BIAS_INITIALIZER="zeros",DC.verifyArgs(n),this.rank=t,tn(this.rank,"rank"),this.rank!==1&&this.rank!==2&&this.rank!==3)throw new ze(`Convolution layer for rank other than 1, 2, or 3 (${this.rank}) is not implemented yet.`);if(this.kernelSize=Gl(n.kernelSize,t,"kernelSize"),this.strides=Gl(n.strides==null?1:n.strides,t,"strides"),this.padding=n.padding==null?"valid":n.padding,wa(this.padding),this.dataFormat=n.dataFormat==null?"channelsLast":n.dataFormat,Rt(this.dataFormat),this.activation=xs(n.activation),this.useBias=n.useBias==null?!0:n.useBias,this.biasInitializer=St(n.biasInitializer||this.DEFAULT_BIAS_INITIALIZER),this.biasConstraint=Yt(n.biasConstraint),this.biasRegularizer=Nt(n.biasRegularizer),this.activityRegularizer=Nt(n.activityRegularizer),this.dilationRate=Gl(n.dilationRate==null?1:n.dilationRate,t,"dilationRate"),this.rank===1&&Array.isArray(this.dilationRate)&&this.dilationRate.length!==1)throw new V(`dilationRate must be a number or an array of a single number for 1D convolution, but received ${JSON.stringify(this.dilationRate)}`);if(this.rank===2){if(typeof this.dilationRate=="number")this.dilationRate=[this.dilationRate,this.dilationRate];else if(this.dilationRate.length!==2)throw new V(`dilationRate must be a number or array of two numbers for 2D convolution, but received ${JSON.stringify(this.dilationRate)}`)}else if(this.rank===3){if(typeof this.dilationRate=="number")this.dilationRate=[this.dilationRate,this.dilationRate,this.dilationRate];else if(this.dilationRate.length!==3)throw new V(`dilationRate must be a number or array of three numbers for 3D convolution, but received ${JSON.stringify(this.dilationRate)}`)}}static verifyArgs(t){if(ar("kernelSize"in t,"required key 'kernelSize' not in config"),typeof t.kernelSize!="number"&&!l0(t.kernelSize,"number",1,3))throw new V(`BaseConv expects config.kernelSize to be number or number[] with length 1, 2, or 3, but received ${JSON.stringify(t.kernelSize)}.`)}getConfig(){let t={kernelSize:this.kernelSize,strides:this.strides,padding:this.padding,dataFormat:this.dataFormat,dilationRate:this.dilationRate,activation:ys(this.activation),useBias:this.useBias,biasInitializer:_t(this.biasInitializer),biasRegularizer:ft(this.biasRegularizer),activityRegularizer:ft(this.activityRegularizer),biasConstraint:Xt(this.biasConstraint)},n=super.getConfig();return Object.assign(t,n),t}},Uf=class RC extends $C{constructor(t,n){super(t,n),this.kernel=null,RC.verifyArgs(n),this.filters=n.filters,tn(this.filters,"filters"),this.kernelInitializer=St(n.kernelInitializer||this.DEFAULT_KERNEL_INITIALIZER),this.kernelConstraint=Yt(n.kernelConstraint),this.kernelRegularizer=Nt(n.kernelRegularizer)}build(t){t=Je(t);let n=this.dataFormat==="channelsFirst"?1:t.length-1;if(t[n]==null)throw new V(`The channel dimension of the input should be defined. Found ${t[n]}`);let a=t[n],r=this.kernelSize.concat([a,this.filters]);this.kernel=this.addWeight("kernel",r,null,this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.useBias&&(this.bias=this.addWeight("bias",[this.filters],null,this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint)),this.inputSpec=[{ndim:this.rank+2,axes:{[n]:a}}],this.built=!0}call(t,n){return O(()=>{t=Te(t);let a,r=this.bias==null?null:this.bias.read(),s=O2(this.activation.getClassName());if(s!=null&&this.rank===2)a=tS(t,this.kernel.read(),r,this.strides,this.padding,this.dataFormat,this.dilationRate,s);else{if(this.rank===1)a=Tj(t,this.kernel.read(),r,this.strides[0],this.padding,this.dataFormat,this.dilationRate[0]);else if(this.rank===2)a=tS(t,this.kernel.read(),r,this.strides,this.padding,this.dataFormat,this.dilationRate);else if(this.rank===3)a=Cj(t,this.kernel.read(),r,this.strides,this.padding,this.dataFormat,this.dilationRate);else throw new ze("convolutions greater than 3D are not implemented yet.");this.activation!=null&&(a=this.activation.apply(a))}return a})}computeOutputShape(t){t=Je(t);let n=[],a=this.dataFormat==="channelsLast"?t.slice(1,t.length-1):t.slice(2);for(let s=0;s 0 but got ${JSON.stringify(t.filters)}`)}},Gf=class MC extends Uf{constructor(t){super(2,t),MC.verifyArgs(t)}getConfig(){let t=super.getConfig();return delete t.rank,t}static verifyArgs(t){if(typeof t.kernelSize!="number"&&!l0(t.kernelSize,"number",1,2))throw new V(`Conv2D expects config.kernelSize to be number or number[] with length 1 or 2, but received ${JSON.stringify(t.kernelSize)}.`)}};Gf.className="Conv2D";ne.registerClass(Gf);var Hf=class OC extends Uf{constructor(t){super(3,t),OC.verifyArgs(t)}getConfig(){let t=super.getConfig();return delete t.rank,t}static verifyArgs(t){if(typeof t.kernelSize!="number"&&!(Array.isArray(t.kernelSize)&&(t.kernelSize.length===1||t.kernelSize.length===3)))throw new V(`Conv3D expects config.kernelSize to be number or [number, number, number], but received ${JSON.stringify(t.kernelSize)}.`)}};Hf.className="Conv3D";ne.registerClass(Hf);var L0=class extends Gf{constructor(e){if(super(e),this.inputSpec=[new zt({ndim:4})],this.padding!=="same"&&this.padding!=="valid")throw new V(`Conv2DTranspose currently supports only padding modes 'same' and 'valid', but received padding mode ${this.padding}`)}build(e){if(e=Je(e),e.length!==4)throw new V("Input should have rank 4; Received input shape: "+JSON.stringify(e));let t=this.dataFormat==="channelsFirst"?1:e.length-1;if(e[t]==null)throw new V("The channel dimension of the inputs should be defined. Found `None`.");let n=e[t],a=this.kernelSize.concat([this.filters,n]);this.kernel=this.addWeight("kernel",a,"float32",this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.useBias&&(this.bias=this.addWeight("bias",[this.filters],"float32",this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint)),this.inputSpec=[new zt({ndim:4,axes:{[t]:n}})],this.built=!0}call(e,t){return O(()=>{let n=Te(e);if(n.shape.length!==4)throw new V(`Conv2DTranspose.call() expects input tensor to be rank-4, but received a tensor of rank-${n.shape.length}`);let a=n.shape,r=a[0],s,i;this.dataFormat==="channelsFirst"?(s=2,i=3):(s=1,i=2);let o=a[s],l=a[i],u=this.kernelSize[0],p=this.kernelSize[1],d=this.strides[0],c=this.strides[1],h=rr(o,d,u,this.padding),m=rr(l,c,p,this.padding),f=[r,h,m,this.filters];this.dataFormat!=="channelsLast"&&(n=De(n,[0,2,3,1]));let g=ef(n,this.kernel.read(),f,this.strides,this.padding);return this.dataFormat!=="channelsLast"&&(g=De(g,[0,3,1,2])),this.bias!=null&&(g=Ka(g,this.bias.read(),this.dataFormat)),this.activation!=null&&(g=this.activation.apply(g)),g})}computeOutputShape(e){e=Je(e);let t=e.slice(),n,a,r;this.dataFormat==="channelsFirst"?(n=1,a=2,r=3):(n=3,a=1,r=2);let s=this.kernelSize[0],i=this.kernelSize[1],o=this.strides[0],l=this.strides[1];return t[n]=this.filters,t[a]=rr(t[a],o,s,this.padding),t[r]=rr(t[r],l,i,this.padding),t}getConfig(){let e=super.getConfig();return delete e.dilationRate,e}};L0.className="Conv2DTranspose";ne.registerClass(L0);var z0=class extends Hf{constructor(e){if(super(e),this.inputSpec=[new zt({ndim:5})],this.padding!=="same"&&this.padding!=="valid")throw new V(`Conv3DTranspose currently supports only padding modes 'same' and 'valid', but received padding mode ${this.padding}`)}build(e){if(e=Je(e),e.length!==5)throw new V("Input should have rank 5; Received input shape: "+JSON.stringify(e));let t=this.dataFormat==="channelsFirst"?1:e.length-1;if(e[t]==null)throw new V("The channel dimension of the inputs should be defined. Found `None`.");let n=e[t],a=this.kernelSize.concat([this.filters,n]);this.kernel=this.addWeight("kernel",a,"float32",this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.useBias&&(this.bias=this.addWeight("bias",[this.filters],"float32",this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint)),this.inputSpec=[new zt({ndim:5,axes:{[t]:n}})],this.built=!0}call(e,t){return O(()=>{let n=Te(e);if(n.shape.length!==5)throw new V(`Conv3DTranspose.call() expects input tensor to be rank-4, but received a tensor of rank-${n.shape.length}`);let a=n.shape,r=a[0],s,i,o;this.dataFormat==="channelsFirst"?(o=2,s=3,i=4):(o=1,s=2,i=3);let l=a[o],u=a[s],p=a[i],d=this.kernelSize[0],c=this.kernelSize[1],h=this.kernelSize[2],m=this.strides[0],f=this.strides[1],g=this.strides[2],b=rr(l,m,d,this.padding),y=rr(u,f,c,this.padding),x=rr(p,g,h,this.padding),v=[r,b,y,x,this.filters];this.dataFormat!=="channelsLast"&&(n=De(n,[0,2,3,4,1]));let I=dw(n,this.kernel.read(),v,this.strides,this.padding);return this.dataFormat!=="channelsLast"&&(I=De(I,[0,4,1,2,3])),this.bias!==null&&(I=Ka(I,this.bias.read(),this.dataFormat)),this.activation!==null&&(I=this.activation.apply(I)),I})}computeOutputShape(e){e=Je(e);let t=e.slice(),n,a,r,s;this.dataFormat==="channelsFirst"?(n=1,a=2,r=3,s=4):(n=4,a=1,r=2,s=3);let i=this.kernelSize[0],o=this.kernelSize[1],l=this.kernelSize[2],u=this.strides[0],p=this.strides[1],d=this.strides[2];return t[n]=this.filters,t[a]=rr(t[a],u,i,this.padding),t[r]=rr(t[r],p,o,this.padding),t[s]=rr(t[s],d,l,this.padding),t}getConfig(){let e=super.getConfig();return delete e.dilationRate,e}};z0.className="Conv3DTranspose";ne.registerClass(z0);var PC=class extends Uf{constructor(e,t){if(super(e,t),this.DEFAULT_DEPTHWISE_INITIALIZER="glorotUniform",this.DEFAULT_POINTWISE_INITIALIZER="glorotUniform",this.depthwiseKernel=null,this.pointwiseKernel=null,t.filters==null)throw new V("The `filters` configuration field is required by SeparableConv, but is unspecified.");if(t.kernelInitializer!=null||t.kernelRegularizer!=null||t.kernelConstraint!=null)throw new V("Fields kernelInitializer, kernelRegularizer and kernelConstraint are invalid for SeparableConv2D. Use depthwiseInitializer, depthwiseRegularizer, depthwiseConstraint, pointwiseInitializer, pointwiseRegularizer and pointwiseConstraint instead.");if(t.padding!=null&&t.padding!=="same"&&t.padding!=="valid")throw new V(`SeparableConv${this.rank}D supports only padding modes: 'same' and 'valid', but received ${JSON.stringify(t.padding)}`);this.depthMultiplier=t.depthMultiplier==null?1:t.depthMultiplier,this.depthwiseInitializer=St(t.depthwiseInitializer||this.DEFAULT_DEPTHWISE_INITIALIZER),this.depthwiseRegularizer=Nt(t.depthwiseRegularizer),this.depthwiseConstraint=Yt(t.depthwiseConstraint),this.pointwiseInitializer=St(t.depthwiseInitializer||this.DEFAULT_POINTWISE_INITIALIZER),this.pointwiseRegularizer=Nt(t.pointwiseRegularizer),this.pointwiseConstraint=Yt(t.pointwiseConstraint)}build(e){if(e=Je(e),e.length{e=Te(e);let n;if(this.rank===1)throw new ze("1D separable convolution is not implemented yet.");return this.rank===2&&(this.dataFormat==="channelsFirst"&&(e=De(e,[0,2,3,1])),n=Ds(e,this.depthwiseKernel.read(),this.pointwiseKernel.read(),this.strides,this.padding,this.dilationRate,"NHWC")),this.useBias&&(n=Ka(n,this.bias.read(),this.dataFormat)),this.activation!=null&&(n=this.activation.apply(n)),this.dataFormat==="channelsFirst"&&(n=De(n,[0,3,1,2])),n})}getConfig(){let e=super.getConfig();return delete e.rank,delete e.kernelInitializer,delete e.kernelRegularizer,delete e.kernelConstraint,e.depthwiseInitializer=_t(this.depthwiseInitializer),e.pointwiseInitializer=_t(this.pointwiseInitializer),e.depthwiseRegularizer=ft(this.depthwiseRegularizer),e.pointwiseRegularizer=ft(this.pointwiseRegularizer),e.depthwiseConstraint=Xt(this.depthwiseConstraint),e.pointwiseConstraint=Xt(this.pointwiseConstraint),e}};PC.className="SeparableConv";var W0=class extends PC{constructor(e){super(2,e)}};W0.className="SeparableConv2D";ne.registerClass(W0);var B0=class LC extends Uf{constructor(t){super(1,t),LC.verifyArgs(t),this.inputSpec=[{ndim:3}]}getConfig(){let t=super.getConfig();return delete t.rank,delete t.dataFormat,t}static verifyArgs(t){if(typeof t.kernelSize!="number"&&!l0(t.kernelSize,"number",1,1))throw new V(`Conv1D expects config.kernelSize to be number or number[] with length 1, but received ${JSON.stringify(t.kernelSize)}.`)}};B0.className="Conv1D";ne.registerClass(B0);var V0=class extends We{constructor(e){super(e),typeof e.cropping=="number"?this.cropping=[[e.cropping,e.cropping],[e.cropping,e.cropping]]:typeof e.cropping[0]=="number"?this.cropping=[[e.cropping[0],e.cropping[0]],[e.cropping[1],e.cropping[1]]]:this.cropping=e.cropping,this.dataFormat=e.dataFormat===void 0?"channelsLast":e.dataFormat,this.inputSpec=[{ndim:4}]}computeOutputShape(e){return this.dataFormat==="channelsFirst"?[e[0],e[1],e[2]-this.cropping[0][0]-this.cropping[0][1],e[3]-this.cropping[1][0]-this.cropping[1][1]]:[e[0],e[1]-this.cropping[0][0]-this.cropping[0][1],e[2]-this.cropping[1][0]-this.cropping[1][1],e[3]]}call(e,t){return O(()=>{if(e=Te(e),this.dataFormat==="channelsLast"){let n=Ph(e,this.cropping[0][0],e.shape[1]-this.cropping[0][0]-this.cropping[0][1],2);return Ph(n,this.cropping[1][0],e.shape[2]-this.cropping[1][1]-this.cropping[1][0],3)}else{let n=Ph(e,this.cropping[0][0],e.shape[2]-this.cropping[0][0]-this.cropping[0][1],3);return Ph(n,this.cropping[1][0],e.shape[3]-this.cropping[1][1]-this.cropping[1][0],4)}})}getConfig(){let e={cropping:this.cropping,dataFormat:this.dataFormat},t=super.getConfig();return Object.assign(e,t),e}};V0.className="Cropping2D";ne.registerClass(V0);var U0=class extends We{constructor(e){super(e),this.DEFAULT_SIZE=[2,2],this.inputSpec=[{ndim:4}],this.size=e.size==null?this.DEFAULT_SIZE:e.size,this.dataFormat=e.dataFormat==null?"channelsLast":e.dataFormat,Rt(this.dataFormat),this.interpolation=e.interpolation==null?"nearest":e.interpolation,MG(this.interpolation)}computeOutputShape(e){if(this.dataFormat==="channelsFirst"){let t=e[2]==null?null:this.size[0]*e[2],n=e[3]==null?null:this.size[1]*e[3];return[e[0],e[1],t,n]}else{let t=e[1]==null?null:this.size[0]*e[1],n=e[2]==null?null:this.size[1]*e[2];return[e[0],t,n,e[3]]}}call(e,t){return O(()=>{let n=Te(e),a=n.shape;if(this.dataFormat==="channelsFirst"){n=De(n,[0,2,3,1]);let r=this.size[0]*a[2],s=this.size[1]*a[3],i=this.interpolation==="nearest"?Qn.resizeNearestNeighbor(n,[r,s]):Qn.resizeBilinear(n,[r,s]);return De(i,[0,3,1,2])}else{let r=this.size[0]*a[1],s=this.size[1]*a[2];return this.interpolation==="nearest"?Qn.resizeNearestNeighbor(n,[r,s]):Qn.resizeBilinear(n,[r,s])}})}getConfig(){let e={size:this.size,dataFormat:this.dataFormat,interpolation:this.interpolation},t=super.getConfig();return Object.assign(e,t),e}};U0.className="UpSampling2D";ne.registerClass(U0);function Ej(e,t,n=[1,1],a="valid",r,s){return O(()=>{r==null&&(r=Ga()),Rt(r);let i=P0(e,r);if(e.rank!==4)throw new V(`Input for depthwiseConv2d is required to be 4-D, but is instead ${e.rank}-D`);if(t.rank!==4)throw new V(`depthwiseKernel is required to be 4-D, but is instead ${t.rank}-D`);return i=As(i,t,n,a==="same"?"same":"valid","NHWC",s),r==="channelsFirst"&&(i=De(i,[0,3,1,2])),i})}var G0=class extends $C{constructor(e){super(2,e),this.depthwiseKernel=null,this.depthMultiplier=e.depthMultiplier==null?1:e.depthMultiplier,this.depthwiseInitializer=St(e.depthwiseInitializer||this.DEFAULT_KERNEL_INITIALIZER),this.depthwiseConstraint=Yt(e.depthwiseConstraint),this.depthwiseRegularizer=Nt(e.depthwiseRegularizer)}build(e){if(e=Je(e),e.length<4)throw new V(`Inputs to DepthwiseConv2D should have rank 4. Received input shape: ${JSON.stringify(e)}.`);let t=this.dataFormat==="channelsFirst"?1:3;if(e[t]==null||e[t]<0)throw new V(`The channel dimension of the inputs to DepthwiseConv2D should be defined, but is not (${e[t]}).`);let n=e[t],a=[this.kernelSize[0],this.kernelSize[1],n,this.depthMultiplier];this.depthwiseKernel=this.addWeight("depthwise_kernel",a,null,this.depthwiseInitializer,this.depthwiseRegularizer,!0,this.depthwiseConstraint),this.useBias?this.bias=this.addWeight("bias",[n*this.depthMultiplier],null,this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint):this.bias=null,this.built=!0}call(e,t){return O(()=>{e=Te(e);let n=Ej(e,this.depthwiseKernel.read(),this.strides,this.padding,this.dataFormat,null);return this.useBias&&(n=Ka(n,this.bias.read(),this.dataFormat)),this.activation!=null&&(n=this.activation.apply(n)),n})}computeOutputShape(e){e=Je(e);let t=this.dataFormat==="channelsFirst"?e[2]:e[1],n=this.dataFormat==="channelsFirst"?e[3]:e[2],a=this.dataFormat==="channelsFirst"?e[1]*this.depthMultiplier:e[3]*this.depthMultiplier,r=Va(t,this.kernelSize[0],this.padding,this.strides[0]),s=Va(n,this.kernelSize[1],this.padding,this.strides[1]);return this.dataFormat==="channelsFirst"?[e[0],a,r,s]:[e[0],r,s,a]}getConfig(){let e=super.getConfig();return e.depthMultiplier=this.depthMultiplier,e.depthwiseInitializer=_t(this.depthwiseInitializer),e.depthwiseRegularizer=ft(this.depthwiseRegularizer),e.depthwiseConstraint=Xt(this.depthwiseRegularizer),e}};G0.className="DepthwiseConv2D";ne.registerClass(G0);function zC(e,t,n,a){if(Array.isArray(e)){if(t!=null||n!=null)throw new V("When inputs is an array, neither initialState or constants should be provided");a!=null&&(n=e.slice(e.length-a,e.length),e=e.slice(0,e.length-a)),e.length>1&&(t=e.slice(1,e.length)),e=e[0]}function r(s){return s==null||Array.isArray(s)?s:[s]}return t=r(t),n=r(n),{inputs:e,initialState:t,constants:n}}function WC(e,t,n,a=!1,r,s,i=!1,o=!1){return O(()=>{let l=t.shape.length;if(l<3)throw new V(`Input should be at least 3D, but is ${l}D.`);let u=[1,0].concat(Ua(2,l));if(t=De(t,u),s!=null)throw new ze("The rnn() functoin of the deeplearn.js backend does not support constants yet.");i&&console.warn("Backend rnn(): the unroll = true option is not applicable to the imperative deeplearn.js backend."),r!=null&&(r=re(re(r,"bool"),"float32"),r.rank===l-1&&(r=Gt(r,-1)),r=De(r,u)),a&&(t=ya(t,0),r!=null&&(r=ya(r,0)));let p=[],d,c=n,h=t.shape[0],m=dt(t),f;r!=null&&(f=dt(r));for(let b=0;be(y,c));if(r==null)d=x[0],c=x[1];else{let v=O(()=>{let I=f[b],N=pe(na(I),I),C=X(z(x[0],I),z(c[0],N)),_=c.map((F,D)=>X(z(x[1][D],I),z(F,N)));return{output:C,newStates:_}});d=v.output,c=v.newStates}o&&p.push(d)}let g;return o&&(g=Ft(p,1)),[d,g,c]})}var Pr=class BC extends We{constructor(t){super(t);let n;if(t.cell==null)throw new V("cell property is missing for the constructor of RNN.");if(Array.isArray(t.cell)?n=new Kf({cells:t.cell}):n=t.cell,n.stateSize==null)throw new V("The RNN cell should have an attribute `stateSize` (tuple of integers, one integer per RNN state).");this.cell=n,this.returnSequences=t.returnSequences==null?!1:t.returnSequences,this.returnState=t.returnState==null?!1:t.returnState,this.goBackwards=t.goBackwards==null?!1:t.goBackwards,this._stateful=t.stateful==null?!1:t.stateful,this.unroll=t.unroll==null?!1:t.unroll,this.supportsMasking=!0,this.inputSpec=[new zt({ndim:3})],this.stateSpec=null,this.states_=null,this.numConstants=null,this.keptStates=[]}getStates(){if(this.states_==null){let t=Array.isArray(this.cell.stateSize)?this.cell.stateSize.length:1;return Ua(0,t).map(n=>null)}else return this.states_}setStates(t){this.states_=t}computeOutputShape(t){Yx(t)&&(t=t[0]),t=t;let n=this.cell.stateSize;Array.isArray(n)||(n=[n]);let a=n[0],r;if(this.returnSequences?r=[t[0],t[1],a]:r=[t[0],a],this.returnState){let s=[];for(let i of n)s.push([t[0],i]);return[r].concat(s)}else return r}computeMask(t,n){return O(()=>{Array.isArray(n)&&(n=n[0]);let a=this.returnSequences?n:null;if(this.returnState){let r=this.states.map(s=>null);return[a].concat(r)}else return a})}get states(){if(this.states_==null){let t=Array.isArray(this.cell.stateSize)?this.cell.stateSize.length:1,n=[];for(let a=0;ai.shape[i.shape.length-1]),s))throw new V(`An initialState was passed that is not compatible with cell.stateSize. Received stateSpec=${this.stateSpec}; However cell.stateSize is ${this.cell.stateSize}`)}else this.stateSpec=s.map(i=>new zt({shape:[null,i]}));this.stateful&&this.resetStates()}resetStates(t,n=!1){O(()=>{if(!this.stateful)throw new Qr("Cannot call resetStates() on an RNN Layer that is not stateful.");let a=this.inputSpec[0].shape[0];if(a==null)throw new V("If an RNN is stateful, it needs to know its batch size. Specify the batch size of your input tensors: \n- If using a Sequential model, specify the batch size by passing a `batchInputShape` option to your first layer.\n- If using the functional API, specify the batch size by passing a `batchShape` option to your Input layer.");if(this.states_==null)Array.isArray(this.cell.stateSize)?this.states_=this.cell.stateSize.map(r=>It([a,r])):this.states_=[It([a,this.cell.stateSize])];else if(t==null)Ee(this.states_),this.keptStates!=null&&(Ee(this.keptStates),this.keptStates=[]),Array.isArray(this.cell.stateSize)?this.states_=this.cell.stateSize.map(r=>It([a,r])):this.states_[0]=It([a,this.cell.stateSize]);else{if(Array.isArray(t)||(t=[t]),t.length!==this.states_.length)throw new V(`Layer ${this.name} expects ${this.states_.length} state(s), but it received ${t.length} state value(s). Input received: ${t}`);n===!0?this.keptStates.push(this.states_.slice()):Ee(this.states_);for(let r=0;rHt(r.clone()))})}apply(t,n){let a=n==null?null:n.initialState,r=n==null?null:n.constants;n==null&&(n={});let s=zC(t,a,r,this.numConstants);t=s.inputs,a=s.initialState,r=s.constants;let i=[],o=[];if(a!=null){n.initialState=a,i=i.concat(a),this.stateSpec=[];for(let l of a)this.stateSpec.push(new zt({shape:l.shape}));o=o.concat(this.stateSpec)}if(r!=null&&(n.constants=r,i=i.concat(r),this.numConstants=r.length),i[0]instanceof Ha){let l=[t].concat(i),u=this.inputSpec.concat(o),p=this.inputSpec;this.inputSpec=u;let d=super.apply(l,n);return this.inputSpec=p,d}else return super.apply(t,n)}call(t,n){return O(()=>{let a=n==null?null:n.mask,r=n==null?null:n.training,s=n==null?null:n.initialState;t=Te(t),s==null&&(this.stateful?s=this.states_:s=this.getInitialState(t));let i=Array.isArray(this.cell.stateSize)?this.cell.stateSize.length:1;if(s.length!==i)throw new V(`RNN Layer has ${i} state(s) but was passed ${s.length} initial state(s).`);this.unroll&&console.warn("Ignoring unroll = true for RNN layer, due to imperative backend.");let o={training:r},l=WC((h,m)=>{let f=this.cell.call([h].concat(m),o);return[f[0],f.slice(1)]},t,s,this.goBackwards,a,null,this.unroll,this.returnSequences),u=l[0],p=l[1],d=l[2];this.stateful&&this.resetStates(d,r);let c=this.returnSequences?p:u;return this.returnState?[c].concat(d):c})}getInitialState(t){return O(()=>{let n=It(t.shape);return n=fe(n,[1,2]),n=Cd(n),Array.isArray(this.cell.stateSize)?this.cell.stateSize.map(a=>a>1?Kx(n,[1,a]):n):this.cell.stateSize>1?[Kx(n,[1,this.cell.stateSize])]:[n]})}get trainableWeights(){return this.trainable?this.cell.trainableWeights:[]}get nonTrainableWeights(){return this.trainable?this.cell.nonTrainableWeights:this.cell.weights}setFastWeightInitDuringBuild(t){super.setFastWeightInitDuringBuild(t),this.cell!=null&&this.cell.setFastWeightInitDuringBuild(t)}getConfig(){let t=super.getConfig(),n={returnSequences:this.returnSequences,returnState:this.returnState,goBackwards:this.goBackwards,stateful:this.stateful,unroll:this.unroll};this.numConstants!=null&&(n.numConstants=this.numConstants);let a=this.cell.getConfig();return this.getClassName()===BC.className&&(n.cell={className:this.cell.getClassName(),config:a}),Object.assign(Object.assign(Object.assign({},a),t),n)}static fromConfig(t,n,a={}){let r=n.cell,s=Ba(r,a);return new t(Object.assign(n,{cell:s}))}};Pr.className="RNN";ne.registerClass(Pr);var $d=class extends We{},jf=class extends $d{constructor(e){super(e),this.DEFAULT_ACTIVATION="tanh",this.DEFAULT_KERNEL_INITIALIZER="glorotNormal",this.DEFAULT_RECURRENT_INITIALIZER="orthogonal",this.DEFAULT_BIAS_INITIALIZER="zeros",this.units=e.units,tn(this.units,"units"),this.activation=xs(e.activation==null?this.DEFAULT_ACTIVATION:e.activation),this.useBias=e.useBias==null?!0:e.useBias,this.kernelInitializer=St(e.kernelInitializer||this.DEFAULT_KERNEL_INITIALIZER),this.recurrentInitializer=St(e.recurrentInitializer||this.DEFAULT_RECURRENT_INITIALIZER),this.biasInitializer=St(e.biasInitializer||this.DEFAULT_BIAS_INITIALIZER),this.kernelRegularizer=Nt(e.kernelRegularizer),this.recurrentRegularizer=Nt(e.recurrentRegularizer),this.biasRegularizer=Nt(e.biasRegularizer),this.kernelConstraint=Yt(e.kernelConstraint),this.recurrentConstraint=Yt(e.recurrentConstraint),this.biasConstraint=Yt(e.biasConstraint),this.dropout=nu([1,bs([0,e.dropout==null?0:e.dropout])]),this.recurrentDropout=nu([1,bs([0,e.recurrentDropout==null?0:e.recurrentDropout])]),this.dropoutFunc=e.dropoutFunc,this.stateSize=this.units,this.dropoutMask=null,this.recurrentDropoutMask=null}build(e){e=Je(e),this.kernel=this.addWeight("kernel",[e[e.length-1],this.units],null,this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.recurrentKernel=this.addWeight("recurrent_kernel",[this.units,this.units],null,this.recurrentInitializer,this.recurrentRegularizer,!0,this.recurrentConstraint),this.useBias?this.bias=this.addWeight("bias",[this.units],null,this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint):this.bias=null,this.built=!0}call(e,t){return O(()=>{if(e=e,e.length!==2)throw new V(`SimpleRNNCell expects 2 input Tensors, got ${e.length}.`);let n=e[1];e=e[0];let a=t.training==null?!1:t.training;0na(e),rate:this.dropout,training:a,dropoutFunc:this.dropoutFunc})),0na(n),rate:this.recurrentDropout,training:a,dropoutFunc:this.dropoutFunc}));let r,s=this.dropoutMask,i=this.recurrentDropoutMask;s!=null?r=ur(z(e,s),this.kernel.read()):r=ur(e,this.kernel.read()),this.bias!=null&&(r=Ka(r,this.bias.read())),i!=null&&(n=z(n,i));let o=X(r,ur(n,this.recurrentKernel.read()));return this.activation!=null&&(o=this.activation.apply(o)),[o,o]})}getConfig(){let e=super.getConfig(),t={units:this.units,activation:ys(this.activation),useBias:this.useBias,kernelInitializer:_t(this.kernelInitializer),recurrentInitializer:_t(this.recurrentInitializer),biasInitializer:_t(this.biasInitializer),kernelRegularizer:ft(this.kernelRegularizer),recurrentRegularizer:ft(this.recurrentRegularizer),biasRegularizer:ft(this.biasRegularizer),activityRegularizer:ft(this.activityRegularizer),kernelConstraint:Xt(this.kernelConstraint),recurrentConstraint:Xt(this.recurrentConstraint),biasConstraint:Xt(this.biasConstraint),dropout:this.dropout,recurrentDropout:this.recurrentDropout};return Object.assign(Object.assign({},e),t)}};jf.className="SimpleRNNCell";ne.registerClass(jf);var H0=class extends Pr{constructor(e){e.cell=new jf(e),super(e)}call(e,t){return O(()=>{this.cell.dropoutMask!=null&&(Ee(this.cell.dropoutMask),this.cell.dropoutMask=null),this.cell.recurrentDropoutMask!=null&&(Ee(this.cell.recurrentDropoutMask),this.cell.recurrentDropoutMask=null);let n=t==null?null:t.mask,a=t==null?null:t.training,r=t==null?null:t.initialState;return super.call(e,{mask:n,training:a,initialState:r})})}static fromConfig(e,t){return new e(t)}};H0.className="SimpleRNN";ne.registerClass(H0);var qf=class extends $d{constructor(e){if(super(e),this.DEFAULT_ACTIVATION="tanh",this.DEFAULT_RECURRENT_ACTIVATION="hardSigmoid",this.DEFAULT_KERNEL_INITIALIZER="glorotNormal",this.DEFAULT_RECURRENT_INITIALIZER="orthogonal",this.DEFAULT_BIAS_INITIALIZER="zeros",e.resetAfter)throw new V("GRUCell does not support reset_after parameter set to true.");this.units=e.units,tn(this.units,"units"),this.activation=xs(e.activation===void 0?this.DEFAULT_ACTIVATION:e.activation),this.recurrentActivation=xs(e.recurrentActivation===void 0?this.DEFAULT_RECURRENT_ACTIVATION:e.recurrentActivation),this.useBias=e.useBias==null?!0:e.useBias,this.kernelInitializer=St(e.kernelInitializer||this.DEFAULT_KERNEL_INITIALIZER),this.recurrentInitializer=St(e.recurrentInitializer||this.DEFAULT_RECURRENT_INITIALIZER),this.biasInitializer=St(e.biasInitializer||this.DEFAULT_BIAS_INITIALIZER),this.kernelRegularizer=Nt(e.kernelRegularizer),this.recurrentRegularizer=Nt(e.recurrentRegularizer),this.biasRegularizer=Nt(e.biasRegularizer),this.kernelConstraint=Yt(e.kernelConstraint),this.recurrentConstraint=Yt(e.recurrentConstraint),this.biasConstraint=Yt(e.biasConstraint),this.dropout=nu([1,bs([0,e.dropout==null?0:e.dropout])]),this.recurrentDropout=nu([1,bs([0,e.recurrentDropout==null?0:e.recurrentDropout])]),this.dropoutFunc=e.dropoutFunc,this.implementation=e.implementation,this.stateSize=this.units,this.dropoutMask=null,this.recurrentDropoutMask=null}build(e){e=Je(e);let t=e[e.length-1];this.kernel=this.addWeight("kernel",[t,this.units*3],null,this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.recurrentKernel=this.addWeight("recurrent_kernel",[this.units,this.units*3],null,this.recurrentInitializer,this.recurrentRegularizer,!0,this.recurrentConstraint),this.useBias?this.bias=this.addWeight("bias",[this.units*3],null,this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint):this.bias=null,this.built=!0}call(e,t){return O(()=>{if(e=e,e.length!==2)throw new V(`GRUCell expects 2 input Tensors (inputs, h, c), got ${e.length}.`);let n=t.training==null?!1:t.training,a=e[1];e=e[0],0na(e),rate:this.dropout,training:n,count:3,dropoutFunc:this.dropoutFunc})),0na(a),rate:this.recurrentDropout,training:n,count:3,dropoutFunc:this.dropoutFunc}));let r=this.dropoutMask,s=this.recurrentDropoutMask,i,o,l;0{this.cell.dropoutMask!=null&&(Ee(this.cell.dropoutMask),this.cell.dropoutMask=null),this.cell.recurrentDropoutMask!=null&&(Ee(this.cell.recurrentDropoutMask),this.cell.recurrentDropoutMask=null);let n=t==null?null:t.mask,a=t==null?null:t.training,r=t==null?null:t.initialState;return super.call(e,{mask:n,training:a,initialState:r})})}static fromConfig(e,t){return t.implmentation===0&&(t.implementation=1),new e(t)}};j0.className="GRU";ne.registerClass(j0);var Dd=class extends $d{constructor(e){super(e),this.DEFAULT_ACTIVATION="tanh",this.DEFAULT_RECURRENT_ACTIVATION="hardSigmoid",this.DEFAULT_KERNEL_INITIALIZER="glorotNormal",this.DEFAULT_RECURRENT_INITIALIZER="orthogonal",this.DEFAULT_BIAS_INITIALIZER="zeros",this.units=e.units,tn(this.units,"units"),this.activation=xs(e.activation===void 0?this.DEFAULT_ACTIVATION:e.activation),this.recurrentActivation=xs(e.recurrentActivation===void 0?this.DEFAULT_RECURRENT_ACTIVATION:e.recurrentActivation),this.useBias=e.useBias==null?!0:e.useBias,this.kernelInitializer=St(e.kernelInitializer||this.DEFAULT_KERNEL_INITIALIZER),this.recurrentInitializer=St(e.recurrentInitializer||this.DEFAULT_RECURRENT_INITIALIZER),this.biasInitializer=St(e.biasInitializer||this.DEFAULT_BIAS_INITIALIZER),this.unitForgetBias=e.unitForgetBias,this.kernelRegularizer=Nt(e.kernelRegularizer),this.recurrentRegularizer=Nt(e.recurrentRegularizer),this.biasRegularizer=Nt(e.biasRegularizer),this.kernelConstraint=Yt(e.kernelConstraint),this.recurrentConstraint=Yt(e.recurrentConstraint),this.biasConstraint=Yt(e.biasConstraint),this.dropout=nu([1,bs([0,e.dropout==null?0:e.dropout])]),this.recurrentDropout=nu([1,bs([0,e.recurrentDropout==null?0:e.recurrentDropout])]),this.dropoutFunc=e.dropoutFunc,this.implementation=e.implementation,this.stateSize=[this.units,this.units],this.dropoutMask=null,this.recurrentDropoutMask=null}build(e){var t;e=Je(e);let n=e[e.length-1];this.kernel=this.addWeight("kernel",[n,this.units*4],null,this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.recurrentKernel=this.addWeight("recurrent_kernel",[this.units,this.units*4],null,this.recurrentInitializer,this.recurrentRegularizer,!0,this.recurrentConstraint);let a;if(this.useBias){if(this.unitForgetBias){let r=this.biasInitializer,s=this.units;a=new(t=class extends Ra{apply(i,o){let l=r.apply([s]),u=new $f().apply([s]),p=r.apply([s*2]);return zI(zI(l,u),p)}},t.className="CustomInit",t)}else a=this.biasInitializer;this.bias=this.addWeight("bias",[this.units*4],null,a,this.biasRegularizer,!0,this.biasConstraint)}else this.bias=null;this.built=!0}call(e,t){return O(()=>{let n=t.training==null?!1:t.training;if(e=e,e.length!==3)throw new V(`LSTMCell expects 3 input Tensors (inputs, h, c), got ${e.length}.`);let a=e[1],r=e[2];e=e[0],0na(e),rate:this.dropout,training:n,count:4,dropoutFunc:this.dropoutFunc})),0na(a),rate:this.recurrentDropout,training:n,count:4,dropoutFunc:this.dropoutFunc}));let s=this.dropoutMask,i=this.recurrentDropoutMask,o,l,u,p;0{this.cell.dropoutMask!=null&&(Ee(this.cell.dropoutMask),this.cell.dropoutMask=null),this.cell.recurrentDropoutMask!=null&&(Ee(this.cell.recurrentDropoutMask),this.cell.recurrentDropoutMask=null);let n=t==null?null:t.mask,a=t==null?null:t.training,r=t==null?null:t.initialState;return super.call(e,{mask:n,training:a,initialState:r})})}static fromConfig(e,t){return t.implmentation===0&&(t.implementation=1),new e(t)}};q0.className="LSTM";ne.registerClass(q0);var Kf=class extends $d{constructor(e){super(e),this.cells=e.cells}get stateSize(){let e=[];for(let t of this.cells.slice().reverse())Array.isArray(t.stateSize)?e.push(...t.stateSize):e.push(t.stateSize);return e}call(e,t){return O(()=>{e=e;let n=e.slice(1),a=[];for(let i of this.cells.slice().reverse())Array.isArray(i.stateSize)?a.push(n.splice(0,i.stateSize.length)):a.push(n.splice(0,1));a.reverse();let r=[],s;for(let i=0;i{ii(`RNNCell_${a}`,()=>{n.build(e),Array.isArray(n.stateSize)?t=n.stateSize[0]:t=n.stateSize,e=[e[0],t]})}),this.built=!0}getConfig(){let e=super.getConfig(),t=a=>({className:a.getClassName(),config:a.getConfig()}),n={cells:this.cells.map(t)};return Object.assign(Object.assign({},e),n)}static fromConfig(e,t,n={}){let a=[];for(let r of t.cells)a.push(Ba(r,n));return new e({cells:a})}get trainableWeights(){if(!this.trainable)return[];let e=[];for(let t of this.cells)e.push(...t.trainableWeights);return e}get nonTrainableWeights(){let e=[];for(let t of this.cells)e.push(...t.nonTrainableWeights);if(!this.trainable){let t=[];for(let n of this.cells)t.push(...n.trainableWeights);return t.concat(e)}return e}getWeights(){let e=[];for(let t of this.cells)e.push(...t.weights);return Zx(e)}setWeights(e){let t=[];for(let n of this.cells){let a=n.weights.length,r=e.splice(a);for(let s=0;ss!=null?s(t(),n):U2(t(),n),o=()=>_d(i,t,a);return!r||r<=1?Ht(o().clone()):Array(r).fill(void 0).map(o).map(l=>Ht(l.clone()))}var _j=function(e,t){var n={};for(var a in e)Object.prototype.hasOwnProperty.call(e,a)&&t.indexOf(a)<0&&(n[a]=e[a]);if(e!=null&&typeof Object.getOwnPropertySymbols=="function")for(var r=0,a=Object.getOwnPropertySymbols(e);r{if(this.cell.dropoutMask!=null&&(Ee(this.cell.dropoutMask),this.cell.dropoutMask=null),this.cell.recurrentDropoutMask!=null&&(Ee(this.cell.recurrentDropoutMask),this.cell.recurrentDropoutMask=null),t&&t.constants)throw new V("ConvRNN2D cell does not support constants");let n=t==null?null:t.mask,a=t==null?null:t.training,r=t==null?null:t.initialState;return super.call(e,{mask:n,training:a,initialState:r})})}computeOutputShape(e){let t=this.computeSingleOutputShape(e);return this.returnSequences||(t=[t[0],...t.slice(2)]),this.returnState&&(t=[t,...Array(2).fill([e[0],...t.slice(-3)])]),t}getInitialState(e){return O(()=>{let{stateSize:t}=this.cell,n=e.shape,a=this.computeSingleOutputShape(n),r=[a[0],...a.slice(2)],s=It(r);return Array.isArray(t)?Array(t.length).fill(s):[s]})}resetStates(e,t=!1){O(()=>{if(!this.stateful)throw new Qr("Cannot call resetStates() on an RNN Layer that is not stateful.");let n=this.inputSpec[0].shape,a=this.computeSingleOutputShape(n),r=[a[0],...a.slice(2)];if(n[0]==null)throw new V("If an RNN is stateful, it needs to know its batch size. Specify the batch size of your input tensors: \n- If using a Sequential model, specify the batch size by passing a `batchInputShape` option to your first layer.\n- If using the functional API, specify the batch size by passing a `batchShape` option to your Input layer.");if(this.getStates()==null)Array.isArray(this.cell.stateSize)?this.states_=this.cell.stateSize.map(()=>It(r)):this.states_=[It(r)];else if(e==null)Ee(this.states_),this.keptStates!=null&&(Ee(this.keptStates),this.keptStates=[]),Array.isArray(this.cell.stateSize)?this.states_=this.cell.stateSize.map(()=>It(r)):this.states_[0]=It(r);else{if(Array.isArray(e)||(e=[e]),e.length!==this.states_.length)throw new V(`Layer ${this.name} expects ${this.states_.length} state(s), but it received ${e.length} state value(s). Input received: ${e}`);t?this.keptStates.push(this.states_.slice()):Ee(this.states_);for(let s=0;sHt(s.clone()))})}computeSingleOutputShape(e){let{dataFormat:t,filters:n,kernelSize:a,padding:r,strides:s,dilationRate:i}=this.cell,o=t==="channelsFirst",l=e[o?3:2],u=e[o?4:3],p=Va(l,a[0],r,s[0],i[0]),d=Va(u,a[1],r,s[1],i[1]);return[...e.slice(0,2),...o?[n,p,d]:[p,d,n]]}};VC.className="ConvRNN2D";var Xf=class extends Dd{constructor(e){let{filters:t,kernelSize:n,strides:a,padding:r,dataFormat:s,dilationRate:i}=e;super(Object.assign(Object.assign({},e),{units:t})),this.filters=t,tn(this.filters,"filters"),this.kernelSize=Gl(n,2,"kernelSize"),this.kernelSize.forEach(o=>tn(o,"kernelSize")),this.strides=Gl(a||1,2,"strides"),this.strides.forEach(o=>tn(o,"strides")),this.padding=r||"valid",wa(this.padding),this.dataFormat=s||"channelsLast",Rt(this.dataFormat),this.dilationRate=Gl(i||1,2,"dilationRate"),this.dilationRate.forEach(o=>tn(o,"dilationRate"))}build(e){var t;e=Je(e);let n=this.dataFormat==="channelsFirst"?1:e.length-1;if(e[n]==null)throw new V(`The channel dimension of the input should be defined. Found ${e[n]}`);let a=e[n],r=4,s=this.kernelSize.concat([a,this.filters*r]);this.kernel=this.addWeight("kernel",s,null,this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint);let i=this.kernelSize.concat([this.filters,this.filters*r]);if(this.recurrentKernel=this.addWeight("recurrent_kernel",i,null,this.recurrentInitializer,this.recurrentRegularizer,!0,this.recurrentConstraint),this.useBias){let o;if(this.unitForgetBias){let l=this.biasInitializer,u=this.filters;o=new(t=class extends Ra{apply(p,d){let c=l.apply([u]),h=Pn([u]),m=l.apply([u*2]);return u0([c,h,m])}},t.className="CustomInit",t)}else o=this.biasInitializer;this.bias=this.addWeight("bias",[this.filters*r],null,o,this.biasRegularizer,!0,this.biasConstraint)}this.built=!0}call(e,t){return O(()=>{if(e.length!==3)throw new V(`ConvLSTM2DCell expects 3 input Tensors (inputs, h, c), got ${e.length}.`);let n=t.training||!1,a=e[0],r=e[1],s=e[2],i=4;0na(a),rate:this.dropout,training:n,count:i,dropoutFunc:this.dropoutFunc}));let o=this.dropoutMask,l=(Z,J,ee)=>!J||!J[ee]?Z:z(J[ee],Z),u=l(a,o,0),p=l(a,o,1),d=l(a,o,2),c=l(a,o,3);0na(r),rate:this.recurrentDropout,training:n,count:i,dropoutFunc:this.dropoutFunc}));let h=this.recurrentDropoutMask,m=l(r,h,0),f=l(r,h,1),g=l(r,h,2),b=l(r,h,3),y=3,[x,v,I,N]=Ln(this.kernel.read(),i,y),[C,_,F,D]=this.useBias?Ln(this.bias.read(),i):[null,null,null,null];u=this.inputConv(u,x,C,this.padding),p=this.inputConv(p,v,_,this.padding),d=this.inputConv(d,I,F,this.padding),c=this.inputConv(c,N,D,this.padding);let[$,S,M,B]=Ln(this.recurrentKernel.read(),i,y);m=this.recurrentConv(m,$),f=this.recurrentConv(f,S),g=this.recurrentConv(g,M),b=this.recurrentConv(b,B);let U=this.recurrentActivation.apply(X(u,m)),H=this.recurrentActivation.apply(X(p,f)),q=X(z(H,s),z(U,this.activation.apply(X(d,g)))),K=z(this.recurrentActivation.apply(X(c,b)),this.activation.apply(q));return[K,K,q]})}getConfig(){let e=super.getConfig(),{units:t}=e,n=_j(e,["units"]),a={filters:this.filters,kernelSize:this.kernelSize,padding:this.padding,dataFormat:this.dataFormat,dilationRate:this.dilationRate,strides:this.strides};return Object.assign(Object.assign({},n),a)}inputConv(e,t,n,a){let r=$t(e,t,this.strides,a||"valid",this.dataFormat==="channelsFirst"?"NCHW":"NHWC",this.dilationRate);return n?Ka(r,n,this.dataFormat):r}recurrentConv(e,t){return $t(e,t,1,"same",this.dataFormat==="channelsFirst"?"NCHW":"NHWC")}};Xf.className="ConvLSTM2DCell";ne.registerClass(Xf);var K0=class extends VC{constructor(e){let t=new Xf(e);super(Object.assign(Object.assign({},e),{cell:t}))}static fromConfig(e,t){return new e(t)}};K0.className="ConvLSTM2D";ne.registerClass(K0);var Yf=class extends We{constructor(e){super(e),this.rate=Math.max(Math.min(e.rate,1),0),this.noiseShape=e.noiseShape,this.seed=e.seed,this.supportsMasking=!0}getNoiseShape(e){if(this.noiseShape==null)return this.noiseShape;let t=e.shape,n=[];for(let a=0;a{this.invokeCallHook(e,t);let n=Te(e);if(0U2(n,this.rate,r,this.seed),()=>n,a)}return e})}getConfig(){let e={rate:this.rate,noiseShape:this.noiseShape,seed:this.seed},t=super.getConfig();return Object.assign(e,t),e}dispose(){return super.dispose()}};Yf.className="Dropout";ne.registerClass(Yf);var X0=class extends Yf{constructor(e){super(e),this.inputSpec=[{ndim:3}]}getNoiseShape(e){let t=e.shape;return[t[0],1,t[2]]}};X0.className="SpatialDropout1D";ne.registerClass(X0);var Y0=class extends We{constructor(e){if(super(e),this.activation=null,this.useBias=!0,this.kernel=null,this.bias=null,this.DEFAULT_KERNEL_INITIALIZER="glorotNormal",this.DEFAULT_BIAS_INITIALIZER="zeros",e.batchInputShape==null&&e.inputShape==null&&e.inputDim!=null){let t=null;e.batchSize!=null&&(t=e.batchSize),this.batchInputShape=[t,e.inputDim]}this.units=e.units,tn(this.units,"units"),this.activation=xs(e.activation),e.useBias!=null&&(this.useBias=e.useBias),this.kernelInitializer=St(e.kernelInitializer||this.DEFAULT_KERNEL_INITIALIZER),this.biasInitializer=St(e.biasInitializer||this.DEFAULT_BIAS_INITIALIZER),this.kernelConstraint=Yt(e.kernelConstraint),this.biasConstraint=Yt(e.biasConstraint),this.kernelRegularizer=Nt(e.kernelRegularizer),this.biasRegularizer=Nt(e.biasRegularizer),this.activityRegularizer=Nt(e.activityRegularizer),this.supportsMasking=!0,this.inputSpec=[{minNDim:2}]}build(e){e=Je(e);let t=e[e.length-1];this.kernel==null&&(this.kernel=this.addWeight("kernel",[t,this.units],null,this.kernelInitializer,this.kernelRegularizer,!0,this.kernelConstraint),this.useBias&&(this.bias=this.addWeight("bias",[this.units],null,this.biasInitializer,this.biasRegularizer,!0,this.biasConstraint))),this.inputSpec=[{minNDim:2,axes:{[-1]:t}}],this.built=!0}computeOutputShape(e){e=Je(e);let t=e.slice();return t[t.length-1]=this.units,t}call(e,t){return O(()=>{this.invokeCallHook(e,t);let n=Te(e),a=O2(this.activation.getClassName()),r;return a!=null?r=ur(n,this.kernel.read(),a,this.bias?this.bias.read():null):(r=ur(n,this.kernel.read()),this.bias!=null&&(r=Ka(r,this.bias.read())),this.activation!=null&&(r=this.activation.apply(r))),r})}getConfig(){let e={units:this.units,activation:ys(this.activation),useBias:this.useBias,kernelInitializer:_t(this.kernelInitializer),biasInitializer:_t(this.biasInitializer),kernelRegularizer:ft(this.kernelRegularizer),biasRegularizer:ft(this.biasRegularizer),activityRegularizer:ft(this.activityRegularizer),kernelConstraint:Xt(this.kernelConstraint),biasConstraint:Xt(this.biasConstraint)},t=super.getConfig();return Object.assign(e,t),e}};Y0.className="Dense";ne.registerClass(Y0);var Z0=class extends We{constructor(e){e=e||{},super(e),this.inputSpec=[{minNDim:3}],this.dataFormat=e.dataFormat}computeOutputShape(e){e=Je(e);for(let t of e.slice(1))if(t==null)throw new V(`The shape of the input to "Flatten" is not fully defined (got ${e.slice(1)}). 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s==="max"?i=Dt(e,t,n,o):i=xa(e,t,n,o),r==="channelsFirst"&&(i=De(i,[0,3,1,2])),i})}function UC(e,t,n,a,r,s){return O(()=>{Rt(r),L2(s),wa(a),n==null&&(n=[1,1,1]),a==null&&(a="valid"),r==null&&(r=Ga()),s==null&&(s="max"),e=FC(e,r);let i,o=a==="same"?"same":"valid";return s==="max"?i=Cw(e,t,n,o):i=ew(e,t,n,o),r==="channelsFirst"&&(i=De(i,[0,4,1,2,3])),i})}var GC=class extends We{constructor(e){if(e.poolSize==null&&(e.poolSize=2),super(e),typeof e.poolSize=="number")this.poolSize=[e.poolSize];else if(Array.isArray(e.poolSize)&&e.poolSize.length===1&&typeof e.poolSize[0]=="number")this.poolSize=e.poolSize;else throw new V(`poolSize for 1D convolutional layer must be a number or an Array of a single number, but received ${JSON.stringify(e.poolSize)}`);if(tn(this.poolSize,"poolSize"),e.strides==null)this.strides=this.poolSize;else if(typeof e.strides=="number")this.strides=[e.strides];else if(Array.isArray(e.strides)&&e.strides.length===1&&typeof 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t=Va(t,this.poolSize[0],this.padding,this.strides[0]),n=Va(n,this.poolSize[1],this.padding,this.strides[1]),this.dataFormat==="channelsFirst"?[e[0],e[1],t,n]:[e[0],t,n,e[3]]}call(e,t){return O(()=>(this.invokeCallHook(e,t),this.poolingFunction(Te(e),this.poolSize,this.strides,this.padding,this.dataFormat)))}getConfig(){let e={poolSize:this.poolSize,padding:this.padding,strides:this.strides,dataFormat:this.dataFormat},t=super.getConfig();return Object.assign(e,t),e}},x1=class extends HC{constructor(e){super(e)}poolingFunction(e,t,n,a,r){return Rt(r),wa(a),Zf(e,t,n,a,r,"max")}};x1.className="MaxPooling2D";ne.registerClass(x1);var v1=class extends HC{constructor(e){super(e)}poolingFunction(e,t,n,a,r){return Rt(r),wa(a),Zf(e,t,n,a,r,"avg")}};v1.className="AveragePooling2D";ne.registerClass(v1);var jC=class extends We{constructor(e){if(e.poolSize==null&&(e.poolSize=[2,2,2]),super(e),this.poolSize=Array.isArray(e.poolSize)?e.poolSize:[e.poolSize,e.poolSize,e.poolSize],e.strides==null)this.strides=this.poolSize;else if(Array.isArray(e.strides)){if(e.strides.length!==3)throw new V(`If the strides property of a 3D pooling layer is an Array, it is expected to have a length of 3, but received length ${e.strides.length}.`);this.strides=e.strides}else this.strides=[e.strides,e.strides,e.strides];tn(this.poolSize,"poolSize"),tn(this.strides,"strides"),this.padding=e.padding==null?"valid":e.padding,this.dataFormat=e.dataFormat==null?"channelsLast":e.dataFormat,Rt(this.dataFormat),wa(this.padding),this.inputSpec=[new zt({ndim:5})]}computeOutputShape(e){e=Je(e);let t=this.dataFormat==="channelsFirst"?e[2]:e[1],n=this.dataFormat==="channelsFirst"?e[3]:e[2],a=this.dataFormat==="channelsFirst"?e[4]:e[3];return t=Va(t,this.poolSize[0],this.padding,this.strides[0]),n=Va(n,this.poolSize[1],this.padding,this.strides[1]),a=Va(a,this.poolSize[2],this.padding,this.strides[2]),this.dataFormat==="channelsFirst"?[e[0],e[1],t,n,a]:[e[0],t,n,a,e[4]]}call(e,t){return O(()=>(this.invokeCallHook(e,t),this.poolingFunction(Te(e),this.poolSize,this.strides,this.padding,this.dataFormat)))}getConfig(){let e={poolSize:this.poolSize,padding:this.padding,strides:this.strides,dataFormat:this.dataFormat},t=super.getConfig();return Object.assign(e,t),e}},w1=class extends jC{constructor(e){super(e)}poolingFunction(e,t,n,a,r){return Rt(r),wa(a),UC(e,t,n,a,r,"max")}};w1.className="MaxPooling3D";ne.registerClass(w1);var k1=class extends jC{constructor(e){super(e)}poolingFunction(e,t,n,a,r){return Rt(r),wa(a),UC(e,t,n,a,r,"avg")}};k1.className="AveragePooling3D";ne.registerClass(k1);var qC=class extends We{constructor(e){super(e),this.inputSpec=[new zt({ndim:3})]}computeOutputShape(e){return[e[0],e[2]]}call(e,t){throw new 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e=Je(e),e==null?[this.numTokens]:this.outputMode==="oneHot"&&e[e.length-1]!==1?(e.push(this.numTokens),e):(e[e.length-1]=this.numTokens,e)}call(e,t){return O(()=>{e=Te(e),e.dtype!=="int32"&&(e=lr(e,"int32"));let n;if(typeof t.countWeights!="undefined"){if(this.outputMode!=="count")throw new V(`countWeights is not used when outputMode !== count. + Received countWeights=${t.countWeights}`);n=Te(t.countWeights)}let a=fa(e),r=Xl(e),s=Cn(this.numTokens,a).bufferSync().get(0),i=Rr(r,0).bufferSync().get(0);if(!(s&&i))throw new V(`Input values must be between 0 < values <= numTokens with numTokens=${this.numTokens}`);return zj(e,this.outputMode,this.numTokens,n)})}};F1.className="CategoryEncoding";ne.registerClass(F1);var Wj=["bilinear","nearest"],nS=new Set(Wj),$1=class extends We{constructor(e){if(super(e),this.height=e.height,this.width=e.width,e.interpolation)if(nS.has(e.interpolation))this.interpolation=e.interpolation;else throw new V(`Invalid interpolation parameter: ${e.interpolation} 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r=k("strides",e,t,n),s=k("pad",e,t,n),i=k("kernelSize",e,t,n),o=k("includeBatchInIndex",e,t,n),{result:l,indexes:u}=a.maxPoolWithArgmax(k("x",e,t,n),[i[1],i[2]],[r[1],r[2]],s,o);return[l,u]}case"AvgPool3D":{let r=k("strides",e,t,n),s=k("pad",e,t,n),i=k("kernelSize",e,t,n);return[a.avgPool3d(k("x",e,t,n),[i[1],i[2],i[3]],[r[1],r[2],r[3]],s)]}case"MaxPool3D":{let r=k("strides",e,t,n),s=k("pad",e,t,n),i=k("kernelSize",e,t,n);return[a.maxPool3d(k("x",e,t,n),[i[1],i[2],i[3]],[r[1],r[2],r[3]],s)]}case"Dilation2D":{let r=k("strides",e,t,n),s=k("pad",e,t,n),i=k("dilations",e,t,n),o=r[1],l=r[2],u=i[1],p=i[2];return[a.dilation2d(k("x",e,t,n),k("filter",e,t,n),[o,l],s,[u,p],"NHWC")]}default:throw TypeError(`Node type ${e.op} is not implemented`)}},a5=(e,t,n,a=on)=>{switch(e.op){case"Fill":{let r=k("shape",e,t,n),s=k("dtype",e,t,n),i=k("value",e,t,n);return[a.fill(r,i,s)]}case"LinSpace":{let r=k("start",e,t,n),s=k("stop",e,t,n),i=k("num",e,t,n);return[a.linspace(r,s,i)]}case"Multinomial":{let 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implemented`)}},c5=(e,t,n,a=on)=>{switch(e.op){case"BatchMatMul":case"BatchMatMulV2":case"MatMul":return[a.matMul(k("a",e,t,n),k("b",e,t,n),k("transposeA",e,t,n),k("transposeB",e,t,n))];case"Einsum":return[a.einsum(k("equation",e,t,n),...k("tensors",e,t,n))];case"Transpose":return[a.transpose(k("x",e,t,n),k("perm",e,t,n))];case"_FusedMatMul":let[r,s]=k("fusedOps",e,t,n),i=r==="biasadd",o=s==="prelu",l=k("numArgs",e,t,n),u=k("leakyreluAlpha",e,t,n);if(i){if(o&&l!==2)throw new Error("Fused MatMul with BiasAdd and Prelu must have two extra arguments: bias and alpha.");if(!o&&l!==1)throw new Error("Fused MatMul with BiasAdd must have one extra argument: bias.")}let[p,d]=k("args",e,t,n);return[a.fused.matMul({a:k("a",e,t,n),b:k("b",e,t,n),transposeA:k("transposeA",e,t,n),transposeB:k("transposeB",e,t,n),bias:p,activation:s,preluActivationWeights:d,leakyreluAlpha:u})];case"MatrixBandPart":return[a.linalg.bandPart(k("a",e,t,n),k("numLower",e,t,n),k("numUpper",e,t,n))];default:throw TypeError(`Node type ${e.op} is not implemented`)}},d5=(e,t,n,a=on)=>{switch(e.op){case"EuclideanNorm":return[a.euclideanNorm(k("x",e,t,n),k("axis",e,t,n),k("keepDims",e,t,n))];case"FusedBatchNorm":case"FusedBatchNormV2":return[a.batchNorm(k("x",e,t,n),k("mean",e,t,n),k("variance",e,t,n),k("offset",e,t,n),k("scale",e,t,n),k("epsilon",e,t,n))];case"FusedBatchNormV3":return[a.batchNorm(k("x",e,t,n),k("mean",e,t,n),k("variance",e,t,n),k("offset",e,t,n),k("scale",e,t,n),k("epsilon",e,t,n))];case"LRN":return[a.localResponseNormalization(k("x",e,t,n),k("radius",e,t,n),k("bias",e,t,n),k("alpha",e,t,n),k("beta",e,t,n))];case"Softmax":return[a.softmax(k("x",e,t,n))];case"LogSoftmax":return[a.logSoftmax(k("x",e,t,n))];default:throw TypeError(`Node type ${e.op} is not 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s=((i,o,l)=>{switch(i.category){case"arithmetic":return r(()=>Kq(i,o,l));case"basic_math":return r(()=>Xq(i,o,l));case"control":return t5(i,o,l);case"convolution":return r(()=>n5(i,o,l));case"creation":return r(()=>a5(i,o,l));case"dynamic":return r5(i,o,l);case"evaluation":return r(()=>s5(i,o,l));case"image":return r(()=>u5(i,o,l));case"graph":return r(()=>i5(i,o,l));case"logical":return r(()=>p5(i,o,l));case"matrices":return r(()=>c5(i,o,l));case"normalization":return r(()=>d5(i,o,l));case"ragged":return r(()=>h5(i,o,l));case"reduction":return r(()=>m5(i,o,l));case"slice_join":return r(()=>f5(i,o,l));case"sparse":return r(()=>g5(i,o,l));case"spectral":return r(()=>b5(i,o,l));case"string":return r(()=>y5(i,o,l));case"transformation":return r(()=>x5(i,o,l));case"hash_table":return l5(i,o,l,a);case"custom":let u=oE(i.op);if(u&&u.customExecutor)return u.customExecutor(new qq(i,o,l));throw TypeError(`Custom op ${i.op} is not registered.`);default:throw TypeError(`Unknown op '${i.op}'. 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t=0;tt.id===0&&t.iterationId===0?"":`${t.frameName}-${t.iterationId}`).join("/"):""}enterFrame(e){this.contexts&&(this.lastId++,this.contexts=this.contexts.slice(),this.contexts.push(this.newFrame(this.lastId,e)),this._currentContextIds.unshift(this.contextIdforContexts(this.contexts)))}exitFrame(){if(this.contexts&&this.contexts.length>1)this.contexts=this.contexts.slice(),this.contexts.splice(-1),this.currentContextIds.shift();else throw new Error("Cannot exit frame, the context is empty")}nextIteration(){if(this.contexts&&this.contexts.length>0){this.contexts=this.contexts.slice(),this.lastId++;let e=Object.assign({},this.contexts[this.contexts.length-1]);e.iterationId+=1,e.id=this.lastId,this.contexts.splice(-1,1,e),this._currentContextIds.splice(0,1,this.contextIdforContexts(this.contexts))}else throw new Error("Cannot increase frame iteration, the context is empty")}getWeight(e){return this.weightMap[e]}addTensorArray(e){this.tensorArrayMap[e.id]=e}getTensorArray(e){return this.tensorArrayMap[e]}addTensorList(e){this.tensorListMap[e.id]=e}getTensorList(e){return this.tensorListMap[e]}dispose(e){for(let t in this.tensorArrayMap)this.tensorArrayMap[t].clearAndClose(e);for(let t in this.tensorListMap)this.tensorListMap[t].clearAndClose(e)}};function hS(e,t,n,a){let r=new Set,s=[],i=null,o=null,l=new Set,u=new Set(Object.keys(e).map(c=>Zn(c)[0]));a=a||[];let p=new Set(a.map(c=>Zn(c.name)[0])),d=[...t];for(;d.length>0;){let c=d.pop();if((ti(c)||C5(c)||E5(c))&&i==null&&(i=c,o=i.children.map(h=>h.name).filter(h=>r.has(h))),r.add(c.name),n[c.name]==null&&!u.has(c.name)&&!p.has(c.name)){if(c.inputs.length===0){s.push(c.name);continue}c.inputs.forEach(h=>{l.has(h.name)||(l.add(h.name),d.push(h))})}}return{inputs:e,outputs:t,usedNodes:r,missingInputs:s,dynamicNode:i,syncInputs:o}}function v5(e,t){let{usedNodes:n,inputs:a}=t,r=Object.keys(a).map(g=>Zn(g)[0]).map(g=>e.nodes[g]),s=e.initNodes||[],i=g=>n.has(typeof g=="string"?g:g.name);function o(g){return[...new Map(g.map(b=>[b.name,b])).values()]}let l=o([...r,...e.weights,...s]).filter(i),u=o([...l,...Object.values(e.nodes)]).filter(i),p=new Map(u.map(g=>[g.name,g])),d={};for(let g of u){d[g.name]=d[g.name]||0;for(let b of g.children)i(b)||(d[b.name]=Number.POSITIVE_INFINITY),d[b.name]=(d[b.name]||0)+1}let c=Object.entries(d).filter(([,g])=>g===0).map(([g])=>g),h=[...c];for(;c.length>0;){let g=c.pop(),b=p.get(g);for(let y of b.children.filter(i))--d[y.name]===0&&(h.push(y.name),c.push(y.name))}let m=h.map(g=>p.get(g)),f=w5(m,l);return k5(f,l),f}function w5(e,t){let n=new Map(e.map(s=>[s.name,s])),a=t.map(s=>s.name),r=new Set(a);for(;a.length>0;){let s=a.pop(),i=n.get(s);for(let o of i.children)!n.has(o.name)||r.has(o.name)||(r.add(o.name),a.push(o.name))}return e.filter(s=>r.has(s.name))}var Wh=class extends Error{constructor(e){super(`NodesExecutionOrderError: ${e}`)}};function k5(e,t){let n=new Map(e.map((o,l)=>[o.name,l])),a=new Set(t.map(o=>o.name)),r=o=>a.has(typeof o=="string"?o:o.name),s=new Set(e.map(o=>o.name)),i=o=>s.has(typeof o=="string"?o:o.name);for(let o of e){for(let l of o.children.filter(i)){if(!n.has(l.name))throw new Wh(`Child ${l.name} of node ${o.name} is unreachable.`);if(n.get(o.name)>n.get(l.name))throw new Wh(`Node ${o.name} is scheduled to run after its child ${l.name}.`)}if(!r(o))for(let l of o.inputs){if(!n.has(l.name))throw new Wh(`Input ${l.name} of node ${o.name} is unreachable.`);if(n.get(l.name)>n.get(o.name))throw new Wh(`Node ${o.name} is scheduled to run before its input ${l.name}.`)}}}function I5(e){let t=new Map(e.map((o,l)=>[o.name,l])),n=Number.MAX_SAFE_INTEGER,a=e.map((o,l)=>ti(o)?n:l),r=o=>{let l=a[t.get(o.name)];return l==null?-1:l},s=e.map((o,l)=>o.children.map(r).reduce((u,p)=>Math.max(u,p),a[l])),i=new Map;for(let o=0;ot[a].map(r=>r.id));this._weightIds=[].concat(...n),this._weightMap=t}set resourceManager(t){this._resourceManager=t}get inputs(){return this._inputs.map(t=>({name:t.name,shape:t.attrParams.shape?t.attrParams.shape.value:void 0,dtype:t.attrParams.dtype?t.attrParams.dtype.value:void 0}))}get outputs(){return this._outputs.map(t=>({name:t.name,shape:t.attrParams.shape?t.attrParams.shape.value:void 0,dtype:t.attrParams.dtype?t.attrParams.dtype.value:void 0}))}get inputNodes(){return this._inputs.map(t=>t.signatureKey||t.name)}get outputNodes(){return this._outputs.map(t=>{let n=t.signatureKey||t.name;return t.defaultOutput?`${n}:${t.defaultOutput}`:n})}get functions(){return Object.keys(this._functions).reduce((t,n)=>(t[n]=this._functions[n].signature,t),{})}constructor(t,n){this.graph=t,this.parent=n,this.compiledMap=new Map,this.parseNodeNameCache=new Map,this._weightMap={},this.SEPARATOR=",",this._functions={},this._functionExecutorMap={},this.keepIntermediateTensors=!1,this._outputs=t.outputs,this._inputs=t.inputs,this._initNodes=t.initNodes,this._signature=t.signature,this._functions=t.functions,t.functions!=null&&Object.keys(t.functions).forEach(a=>{this._functionExecutorMap[a]=new _E(t.functions[a],this)})}getCompilationKey(t,n){let a=t.map(s=>s.name).sort(),r=n.map(s=>s.name).sort();return a.join(this.SEPARATOR)+"--"+r.join(this.SEPARATOR)}compile(t,n){let a=hS(t,n,this.weightMap,this._initNodes),{missingInputs:r,dynamicNode:s,syncInputs:i}=a;if(s!=null)throw new Error(`This execution contains the node '${s.name}', which has the dynamic op '${s.op}'. 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Missing the following inputs: [${r}]`)}let o=v5(this.graph,a),l=I5(o);return{orderedNodes:o,nodeLiveUntilMap:l}}cloneAndKeepTensor(t){if(t==null)return null;let n=t.clone();return Ht(n),n}cloneTensorList(t){return t?t.map(n=>this.cloneAndKeepTensor(n)):null}cloneTensorMap(t){return Object.fromEntries(Object.entries(t).map(([n,a])=>[n,this.cloneTensorList(a)]))}execute(t,n){this.disposeIntermediateTensors(),t=this.mapInputs(t);let a=Object.keys(t).sort();this.checkInputs(t),this.checkInputShapeAndType(t),n=this.mapOutputs(n),this.checkOutputs(n);let r=a.map(c=>this.graph.nodes[Zn(c)[0]]),s=n.map(c=>Zn(c)[0]),i=new Set(s),o=s.map(c=>this.graph.nodes[c]);o.length===0&&(o=this._outputs);let l=this.getCompilationKey(r,o),u=this.compiledMap.get(l);u==null&&(u=this.compile(t,o),this.compiledMap.set(l,u));try{this.keepIntermediateTensors=G().getBool("KEEP_INTERMEDIATE_TENSORS")}catch(c){this.keepIntermediateTensors=!1,console.warn(c.message)}let p={},d={};return O(()=>{let c=new dS(this.weightMap,p,d,this.functionExecutorMap,this.parseNodeNameCache),h=Object.assign({},this.weightMap);this.keepIntermediateTensors&&(this.clonedTensorsMap=this.cloneTensorMap(this.weightMap)),Object.keys(t).forEach(b=>{let[y,x]=Zn(b,c),v=[];v[x]=t[b],h[y]=v,this.keepIntermediateTensors&&(this.clonedTensorsMap[y]=this.cloneTensorList(v))});let m=this.getFrozenTensorIds(h),{orderedNodes:f,nodeLiveUntilMap:g}=u;for(let b of f){if(h[b.name])continue;let y=cS(b,h,c,this._resourceManager);if(w.isPromise(y))throw new Error(`The execution of the op '${b.op}' returned a promise. 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p}processChildNodes(t,n,a,r,s,i){t.children.forEach(o=>{let[l]=Tr(o.name,a);s[l]||!i.has(o.name)||(o.op==="Merge"?o.inputNames.some(u=>!!dn(u,r,a))&&(s[l]=!0,n.push({contexts:a.currentContext,node:o})):o.inputNames.every(u=>!!dn(u,r,a))&&(s[l]=!0,n.push({contexts:a.currentContext,node:o})))})}dispose(){Object.keys(this.weightMap).forEach(t=>this.weightMap[t].forEach(n=>n.dispose()))}checkInputShapeAndType(t){Object.keys(t).forEach(n=>{let a=t[n],[r]=Zn(n),s=this.graph.nodes[r];if(s.attrParams.shape&&s.attrParams.shape.value){let i=s.attrParams.shape.value,o=i.length===a.shape.length&&a.shape.every((l,u)=>i[u]===-1||i[u]===l);w.assert(o,()=>`The shape of dict['${s.name}'] provided in model.execute(dict) must be [${i}], but was [${a.shape}]`)}s.attrParams.dtype&&s.attrParams.dtype.value&&w.assert(a.dtype===s.attrParams.dtype.value,()=>`The dtype of dict['${s.name}'] provided in model.execute(dict) must be ${s.attrParams.dtype.value}, but was ${a.dtype}`)})}mapInputs(t){var n,a;let r={};for(let s in t){let i=(a=(n=this._signature)===null||n===void 0?void 0:n.inputs)===null||a===void 0?void 0:a[s];i!=null?r[i.name]=t[s]:r[s]=t[s]}return r}checkInputs(t){let n=Object.keys(t).filter(a=>{let[r]=Zn(a);return this.graph.nodes[r]==null});if(n.length>0)throw new Error(`The dict provided in model.execute(dict) has keys: [${n}] that are not part of graph`)}mapOutputs(t){return t.map(n=>{var a,r;let s=(r=(a=this._signature)===null||a===void 0?void 0:a.outputs)===null||r===void 0?void 0:r[n];return s!=null?s.name:n},{})}checkOutputs(t){t.forEach(n=>{let[a]=Zn(n);if(!this.graph.nodes[a])throw new Error(`The output '${n}' is not found in the graph`)})}},_5=class{constructor(e={},t={}){this.hashTableNameToHandle=e,this.hashTableMap=t}addHashTable(e,t){this.hashTableNameToHandle[e]=t.handle,this.hashTableMap[t.id]=t}getHashTableHandleByName(e){return this.hashTableNameToHandle[e]}getHashTableById(e){return this.hashTableMap[e]}dispose(){for(let e in 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n=Object.keys(this.resourceIdToCapturedInput).length;if(e.length+n!==this.inputNodes.length)throw new Error(`Input tensor count mismatch, the graph model has ${this.inputNodes.length-n} non-resource placeholders, while there are ${e.length} input tensors provided.`);let a=0;return this.inputNodes.reduce((r,s)=>{var i,o,l;let u=(l=(o=(i=this.signature)===null||i===void 0?void 0:i.inputs)===null||o===void 0?void 0:o[s])===null||l===void 0?void 0:l.resourceId;return u!=null?r[s]=this.resourceIdToCapturedInput[u]:r[s]=e[a++],r},{})}normalizeOutputs(e){return e=e||this.outputNodes,Array.isArray(e)?e:[e]}executeInitializerGraph(){return this.initializer==null?[]:this.initializerSignature==null?this.initializer.execute({},[]):this.initializer.execute({},Object.keys(this.initializerSignature.outputs))}async executeInitializerGraphAsync(){return 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sn{constructor(e,t,n=!0){super(),this.upstream=e,this.batchSize=t,this.enableSmallLastBatch=n,this.lastRead=Promise.resolve({value:null,done:!1})}summary(){return`${this.upstream.summary()} -> RowMajorBatch`}async next(){return this.lastRead=this.lastRead.then(()=>this.serialNext()),this.lastRead}async serialNext(){let e=[];for(;e.length0?{value:e,done:!1}:{value:null,done:!0};e.push(t.value)}return{value:e,done:!1}}},J5=class extends sn{constructor(e,t){super(),this.upstream=e,this.predicate=t,this.lastRead=Promise.resolve({value:null,done:!1})}summary(){return`${this.upstream.summary()} -> Filter`}async next(){return this.lastRead=this.lastRead.then(()=>this.serialNext()),this.lastRead}async serialNext(){for(;;){let e=await this.upstream.next();if(e.done||this.predicate(e.value))return e;Ee(e.value)}}},Q5=class extends sn{constructor(e,t){super(),this.upstream=e,this.transform=t}summary(){return`${this.upstream.summary()} -> Map`}async next(){let e=await this.upstream.next();if(e.done)return{value:null,done:!0};let t=Wa.getTensorsInContainer(e.value),n=this.transform(e.value),a=Wa.getTensorsInContainer(n);for(let r of t)Wa.isTensorInList(r,a)||r.dispose();return{value:n,done:!1}}},e8=class extends sn{constructor(e,t){super(),this.upstream=e,this.handler=t,this.count=0,this.lastRead=Promise.resolve({value:null,done:!1})}summary(){return`${this.upstream.summary()} -> handleErrors`}async next(){return this.lastRead=this.lastRead.then(()=>this.serialNext()),this.lastRead}async serialNext(){for(;;)try{return await this.upstream.next()}catch(e){if(!this.handler(e))return{value:null,done:!0}}}},fS=class extends sn{constructor(e,t){super(),this.upstream=e,this.transform=t}summary(){return`${this.upstream.summary()} -> AsyncMap`}async next(){let e=await this.upstream.next();if(e.done)return{value:null,done:!0};let t=Wa.getTensorsInContainer(e.value),n=await this.transform(e.value),a=Wa.getTensorsInContainer(n);for(let r of t)Wa.isTensorInList(r,a)||r.dispose();return{value:n,done:!1}}},B1=class extends sn{constructor(){super(),this.outputQueue=new ME,this.lastRead=Promise.resolve({value:null,done:!1})}async next(){return this.lastRead=this.lastRead.then(()=>this.serialNext()),this.lastRead}async serialNext(){for(;this.outputQueue.length()===0;)if(!await this.pump())return{value:null,done:!0};return{value:this.outputQueue.shift(),done:!1}}},t8=class extends B1{constructor(e,t){super(),this.upstream=e,this.transform=t}summary(){return`${this.upstream.summary()} -> Flatmap`}async pump(){let e=await this.upstream.next();if(e.done)return!1;let t=Wa.getTensorsInContainer(e.value),n=this.transform(e.value),a=Wa.getTensorsInContainer(n);this.outputQueue.pushAll(n);for(let r of t)Wa.isTensorInList(r,a)||r.dispose();return!0}},LE=class extends sn{constructor(e,t){super(),this.baseErrorHandler=t,this.lastRead=null,this.iterator=null,this.moreIterators=e}summary(){return"TODO: fill in upstream of chained summaries -> Chained"}async next(){return this.lastRead=this.readFromChain(this.lastRead),this.lastRead}async readFromChain(e){if(await e,this.iterator==null){let n=await this.moreIterators.next();if(n.done)return{value:null,done:!0};this.iterator=n.value,this.baseErrorHandler!=null&&(this.iterator=this.iterator.handleErrors(this.baseErrorHandler))}let t=await this.iterator.next();return t.done?(this.iterator=null,this.readFromChain(e)):t}},rs;(function(e){e[e.FAIL=0]="FAIL",e[e.SHORTEST=1]="SHORTEST",e[e.LONGEST=2]="LONGEST"})(rs||(rs={}));var n8=class extends sn{constructor(e,t=rs.FAIL){super(),this.iterators=e,this.mismatchMode=t,this.count=0,this.currentPromise=null}summary(){return"{TODO: fill in upstream of zip summaries} -> Zip"}async nextState(e){await e;let t=0,n=0;function a(s){return s instanceof sn?{value:s.next().then(i=>(t++,i.done&&n++,i.value)),recurse:!1}:{value:null,recurse:!0}}let r=await DE(this.iterators,a);if(t===n)return{value:null,done:!0};if(n>0)switch(this.mismatchMode){case rs.FAIL:throw new Error(`Zipped streams should have the same length. Mismatched at element ${this.count}.`);case rs.SHORTEST:return{value:null,done:!0};case rs.LONGEST:default:}return this.count++,{value:r,done:!1}}async next(){return this.currentPromise=this.nextState(this.currentPromise),this.currentPromise}},zE=class extends sn{constructor(e,t){super(),this.upstream=e,this.bufferSize=t,this.buffer=new RE(t)}summary(){return`${this.upstream.summary()} -> Prefetch`}refill(){for(;!this.buffer.isFull();){let e=this.upstream.next();this.buffer.push(e)}}next(){return this.refill(),this.buffer.shift()}},a8=class extends zE{constructor(e,t,n){super(e,t),this.upstream=e,this.windowSize=t,this.upstreamExhausted=!1,this.random=P5.alea(n||w.now().toString()),this.lastRead=Promise.resolve({value:null,done:!1})}async next(){return this.lastRead=this.lastRead.then(()=>this.serialNext()),this.lastRead}randomInt(e){return Math.floor(this.random()*e)}chooseIndex(){return this.randomInt(this.buffer.length())}async serialNext(){for(this.upstreamExhausted||this.refill();!this.buffer.isEmpty();){let e=this.chooseIndex(),t=await this.buffer.shuffleExcise(e);if(t.done)this.upstreamExhausted=!0;else return this.refill(),t}return{value:null,done:!0}}},xp=class{constructor(){this.size=null}batch(e,t=!0){let n=this;w.assert(e>0,()=>`batchSize needs to be positive, but it is + ${e}`);let a;return this.size===1/0||this.size==null?a=this.size:t?a=Math.ceil(this.size/e):a=Math.floor(this.size/e),Yn(async()=>(await n.iterator()).columnMajorBatch(e,t,i8),a)}concatenate(e){let t=this,n;return this.size===1/0||e.size===1/0?n=1/0:this.size!=null&&e.size!=null?n=this.size+e.size:n=null,Yn(async()=>(await t.iterator()).concatenate(await e.iterator()),n)}filter(e){let t=this,n;return this.size===1/0?n=1/0:n=null,Yn(async()=>(await t.iterator()).filter(a=>O(()=>e(a))),n)}async forEachAsync(e){return(await this.iterator()).forEachAsync(e)}map(e){let t=this;return Yn(async()=>(await t.iterator()).map(n=>O(()=>e(n))),this.size)}mapAsync(e){let t=this;return Yn(async()=>(await t.iterator()).mapAsync(e),this.size)}prefetch(e){if(e==null)throw new RangeError("`Dataset.prefetch()` requires bufferSize to be specified.");let t=this;return Yn(async()=>(await t.iterator()).prefetch(e),this.size)}repeat(e){let t=this,n;return this.size!=null&&e>0?n=this.size*e:e===0?n=0:this.size!=null&&(e===void 0||e<0)?n=1/0:n=null,Yn(async()=>{let a=W1(async()=>({value:await t.iterator(),done:!1}));return G5(a.take(e))},n)}skip(e){let t=this,n;return this.size!=null&&e>=0&&this.size>=e?n=this.size-e:this.size!=null&&(this.size(await t.iterator()).skip(e),n)}shuffle(e,t,n=!0){if(e==null||e<0)throw this.size==null?new RangeError("`Dataset.shuffle()` requires bufferSize to be specified."):new RangeError(`\`Dataset.shuffle()\` requires bufferSize to be specified. If your data fits in main memory (for regular JS objects), and/or GPU memory (for \`tf.Tensor\`s), consider setting bufferSize to the dataset size (${this.size} elements)`);let a=this,r=O5.alea(t||w.now().toString());return Yn(async()=>{let s=r.int32();return n&&(s+=r.int32()),(await a.iterator()).shuffle(e,s.toString())},this.size)}take(e){let t=this,n;return this.size!=null&&this.size>e?n=e:this.size!=null&&this.size<=e?n=this.size:n=null,Yn(async()=>(await t.iterator()).take(e),n)}async toArray(){if(this.size===1/0)throw new Error("Can not convert infinite data stream to array.");return(await this.iterator()).toArray()}async toArrayForTest(){if(this.size===1/0)throw new Error("Can not convert infinite data stream to array.");return(await this.iterator()).toArrayForTest()}};xp.MAX_BUFFER_SIZE=1e4;function Yn(e,t=null){return new class extends xp{constructor(){super(...arguments),this.size=t}async iterator(){return e()}}}function r8(e){return Yn(async()=>PE(e),e.length)}function s8(e){if(!ru(e))throw new Error("The argument to zip() must be an object or array.");let t;if(Array.isArray(e))for(let n=0;n{let n=await DE(e,a=>{if(a instanceof xp)return{value:a.iterator(),recurse:!1};if(ru(a))return{value:null,recurse:!0};throw new Error("Leaves of the structure passed to zip() must be Datasets, not primitives.")});return H5(n,rs.SHORTEST)},t)}function i8(e){if(e===null)return null;let t=e[0];return W5(t)?{value:o8(e),recurse:!1}:{value:null,recurse:!0}}function o8(e){if(e.length===0)throw new Error("Can't make a batch of zero elements.");return e[0]instanceof Ce?Ft(e):bn(e)}var WE=class extends xp{constructor(e){super(),this.input=e}async iterator(){return(await this.input.iterator()).decodeUTF8().split(` +`).map(e=>(e.endsWith("\r")&&(e=e.slice(0,-1)),e))}},Bh='"',rc=Symbol("out"),gS=Symbol("field"),Vh=Symbol("quote"),Nx=Symbol("quoteafterquote"),bS=Symbol("quoteinquote"),BE=class extends xp{async columnNames(){return this.columnNamesValidated||await this.setColumnNames(),this.configuredColumnsOnly?Object.keys(this.columnConfigs):this.fullColumnNames}async setColumnNames(){let e=await this.maybeReadHeaderLine();if(!this.fullColumnNames&&!e)throw new Error("Column names must be provided if there is no header line.");this.fullColumnNames&&e&&w.assert(e.length===this.fullColumnNames.length,()=>"The length of provided columnNames ("+this.fullColumnNames.length.toString()+") does not match the length of the header line read from file ("+e.length.toString()+")."),this.fullColumnNames||(this.fullColumnNames=e);let t=this.fullColumnNames.reduce((a,r)=>(a[r]=a[r]+1||1,a),{}),n=Object.keys(t).filter(a=>t[a]>1);if(w.assert(n.length===0,()=>"Duplicate column names found: "+n.toString()),this.columnConfigs){for(let a of Object.keys(this.columnConfigs))if(this.fullColumnNames.indexOf(a)===-1)throw new Error('The key "'+a+'" provided in columnConfigs does not match any of the column names ('+this.fullColumnNames.toString()+").")}this.columnNamesValidated=!0}async maybeReadHeaderLine(){if(this.hasHeader){let e=await(await this.base.iterator()).next();if(e.done)throw new Error("No data was found for CSV parsing.");let t=e.value;return this.parseRow(t,!1)}else return null}constructor(e,t){super(),this.input=e,this.hasHeader=!0,this.fullColumnNames=null,this.columnNamesValidated=!1,this.columnConfigs=null,this.configuredColumnsOnly=!1,this.delimiter=",",this.delimWhitespace=!1,this.base=new WE(e),t||(t={}),this.hasHeader=t.hasHeader!==!1,this.fullColumnNames=t.columnNames,this.columnConfigs=t.columnConfigs,this.configuredColumnsOnly=t.configuredColumnsOnly,t.delimWhitespace?(w.assert(t.delimiter==null,()=>"Delimiter should not be provided when delimWhitespace is true."),this.delimWhitespace=!0,this.delimiter=" "):this.delimiter=t.delimiter?t.delimiter:","}async iterator(){this.columnNamesValidated||await this.setColumnNames();let e=await this.base.iterator();return this.hasHeader&&(e=e.skip(1)),e.map(t=>this.makeDataElement(t))}makeDataElement(e){let t=this.parseRow(e),n={},a={};for(let r=0;r14||!Number.isInteger(n))throw new Error(`Invalid fftSize: it must be a power of 2 between 2 to 4 and 2 to 14, but got ${this.fftSize}`);if(this.numFrames=t.numFramesPerSpectrogram||43,this.sampleRateHz=t.sampleRateHz,this.columnTruncateLength=t.columnTruncateLength||this.fftSize,this.audioTrackConstraints=t.audioTrackConstraints,this.smoothingTimeConstant=t.smoothingTimeConstant||0,this.includeSpectrogram=t.includeSpectrogram!==!1,this.includeWaveform=t.includeWaveform===!0,!this.includeSpectrogram&&!this.includeWaveform)throw new Error("Both includeSpectrogram and includeWaveform are false. At least one type of data should be returned.")}summary(){return"microphone"}static async create(t={}){if(!G().get("IS_BROWSER"))throw new Error("microphone API is only supported in browser environment.");let n=new VE(t);return await n.start(),n}async start(){try{this.stream=await navigator.mediaDevices.getUserMedia({audio:this.audioTrackConstraints==null?!0:this.audioTrackConstraints,video:!1})}catch(a){throw new Error(`Error thrown while initializing video stream: ${a.message}`)}if(!this.stream)throw new Error("Could not obtain audio from microphone.");let t=window.AudioContext||window.webkitAudioContext;if(this.audioContext=new t,!this.sampleRateHz)this.sampleRateHz=this.audioContext.sampleRate;else if(this.audioContext.sampleRate!==this.sampleRateHz)throw new Error(`Mismatch in sampling rate: Expected: ${this.sampleRateHz}; Actual: ${this.audioContext.sampleRate}`);let n=this.audioContext.createMediaStreamSource(this.stream);this.analyser=this.audioContext.createAnalyser(),this.analyser.fftSize=this.fftSize*2,this.analyser.smoothingTimeConstant=this.smoothingTimeConstant,n.connect(this.analyser),this.freqData=new Float32Array(this.fftSize),this.timeData=new Float32Array(this.fftSize)}async next(){if(this.isClosed)return{value:null,done:!0};let t,n,a=await this.getAudioData();if(this.includeSpectrogram){let r=this.flattenQueue(a.freqDataQueue);t=this.getTensorFromAudioDataArray(r,[this.numFrames,this.columnTruncateLength,1])}if(this.includeWaveform){let r=this.flattenQueue(a.timeDataQueue);n=this.getTensorFromAudioDataArray(r,[this.numFrames*this.fftSize,1])}return{value:{spectrogram:t,waveform:n},done:!1}}async capture(){return(await this.next()).value}async getAudioData(){let t=[],n=[],a=0;return new Promise(r=>{let s=setInterval(()=>{this.includeSpectrogram&&(this.analyser.getFloatFrequencyData(this.freqData),this.freqData[0]===-1/0&&r({freqDataQueue:t,timeDataQueue:n}),t.push(this.freqData.slice(0,this.columnTruncateLength))),this.includeWaveform&&(this.analyser.getFloatTimeDomainData(this.timeData),n.push(this.timeData.slice())),++a===this.numFrames&&(clearInterval(s),r({freqDataQueue:t,timeDataQueue:n}))},this.fftSize/this.sampleRateHz*1e3)})}stop(){this.isClosed||(this.isClosed=!0,this.analyser.disconnect(),this.audioContext.close(),this.stream!=null&&this.stream.getTracks().length>0&&this.stream.getTracks()[0].stop())}toArray(){throw new Error("Can not convert infinite audio stream to array.")}getSampleRate(){return this.sampleRateHz}flattenQueue(t){let n=t[0].length,a=new Float32Array(t.length*n);return t.forEach((r,s)=>a.set(r,s*n)),a}getTensorFromAudioDataArray(t,n){let a=new Float32Array(w.sizeFromShape(n));return a.set(t,a.length-t.length),bn(a,n)}},u8=class UE extends sn{constructor(t,n){if(super(),this.webcamVideoElement=t,this.webcamConfig=n,this.isClosed=!0,this.resize=!1,this.needToResize())if(this.resize=!0,this.cropSize=[this.webcamConfig.resizeHeight,this.webcamConfig.resizeWidth],this.cropBoxInd=je([0],"int32"),this.webcamConfig.centerCrop){let a=this.webcamConfig.resizeWidth*1/this.webcamVideoElement.width,r=this.webcamConfig.resizeHeight*1/this.webcamVideoElement.height,s=(1-a)/2,i=(1-r)/2,o=s+a,l=r+i;this.cropBox=Aa([i,s,l,o],[1,4])}else this.cropBox=Aa([0,0,1,1],[1,4])}summary(){return"webcam"}static async create(t,n={}){if(!G().get("IS_BROWSER"))throw new Error("tf.data.webcam is only supported in browser environment.");if(!t){if(t=document.createElement("video"),!n.resizeWidth||!n.resizeHeight)throw new Error("Please provide webcam video element, or resizeWidth and resizeHeight to create a hidden video element.");t.width=n.resizeWidth,t.height=n.resizeHeight}let a=new UE(t,n);return await a.start(),a}async start(){this.webcamConfig.facingMode&&w.assert(this.webcamConfig.facingMode==="user"||this.webcamConfig.facingMode==="environment",()=>`Invalid webcam facing mode: ${this.webcamConfig.facingMode}. Please provide 'user' or 'environment'`);try{this.stream=await navigator.mediaDevices.getUserMedia({video:{deviceId:this.webcamConfig.deviceId,facingMode:this.webcamConfig.facingMode?this.webcamConfig.facingMode:"user",width:this.webcamVideoElement.width,height:this.webcamVideoElement.height}})}catch(t){throw t.message=`Error thrown while initializing video stream: ${t.message}`,t}if(!this.stream)throw new Error("Could not obtain video from webcam.");try{this.webcamVideoElement.srcObject=this.stream}catch(t){console.log(t),this.webcamVideoElement.src=window.URL.createObjectURL(this.stream)}return this.webcamVideoElement.play(),this.isClosed=!1,new Promise(t=>{this.webcamVideoElement.onloadedmetadata=()=>{t()}})}async next(){if(this.isClosed)return{value:null,done:!0};let t;try{t=Xo.fromPixels(this.webcamVideoElement)}catch(n){throw new Error(`Error thrown converting video to pixels: ${JSON.stringify(n)}`)}if(this.resize)try{return{value:this.cropAndResizeFrame(t),done:!1}}catch(n){throw new Error(`Error thrown cropping the video: ${n.message}`)}finally{t.dispose()}else return{value:t,done:!1}}needToResize(){return!!(this.webcamConfig.resizeWidth&&this.webcamConfig.resizeHeight&&(this.webcamVideoElement.width!==this.webcamConfig.resizeWidth||this.webcamVideoElement.height!==this.webcamConfig.resizeHeight))}cropAndResizeFrame(t){return O(()=>{let n=Gt(re(t,"float32"),0),a;a=Qn.cropAndResize(n,this.cropBox,this.cropBoxInd,this.cropSize,"bilinear");let r=a.shape;return W(a,r.slice(1))})}async capture(){return(await this.next()).value}stop(){this.stream.getTracks().forEach(t=>t.stop());try{this.webcamVideoElement.srcObject=null}catch(t){console.log(t),this.webcamVideoElement.src=null}this.isClosed=!0}toArray(){throw new Error("Can not convert infinite video stream to array.")}},GE=class{},HE=class extends sn{split(e){return new p8(this,e)}},p8=class extends HE{constructor(e,t){super(),this.upstream=e,this.impl=new c8(e,t)}summary(){return this.impl.summary()}async next(){return this.impl.next()}},c8=class extends B1{constructor(e,t){super(),this.upstream=e,this.separator=t,this.carryover=""}summary(){return`${this.upstream.summary()} -> Split('${this.separator}')`}async pump(){let e=await this.upstream.next();if(e.done)return this.carryover===""?!1:(this.outputQueue.push(this.carryover),this.carryover="",!0);let t=e.value.split(this.separator);t[0]=this.carryover+t[0];for(let n of t.slice(0,-1))this.outputQueue.push(n);return this.carryover=t[t.length-1],!0}},d8=class extends sn{decodeUTF8(){return new h8(this)}},h8=class extends HE{constructor(e){super(),this.upstream=e,this.impl=new m8(e)}summary(){return this.impl.summary()}async next(){return this.impl.next()}},m8=class extends B1{constructor(e){if(super(),this.upstream=e,G().get("IS_BROWSER"))this.decoder=new TextDecoder("utf-8");else{let{StringDecoder:t}=QS();this.decoder=new 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p=T.computePool3DInfo(s.shape,i,o,1,l,u),d=p.strideDepth,c=p.strideHeight,h=p.strideWidth,m=p.filterDepth,f=p.filterHeight,g=p.filterWidth,b=p.dilationDepth,y=p.dilationHeight,x=p.dilationWidth,v=p.effectiveFilterDepth,I=p.effectiveFilterHeight,N=p.effectiveFilterWidth,C=v-1-p.padInfo.front,_=N-1-p.padInfo.left,F=I-1-p.padInfo.top,D=Pe(s.shape,"float32"),$=1/(m*f*g),S=n.bufferSync(r);for(let M=0;M=p.outDepth||Math.floor(te)!==te))for(let se=0;se=p.outHeight||Math.floor(ie)!==ie))for(let ve=0;ve=p.outWidth||Math.floor(ue)!==ue)continue;let ye=S.get(M,te,ie,ue,B);ee+=ye}}}D.set(ee*$,M,U,H,q,B)}return n.makeTensorInfo(D.shape,D.dtype,D.values)}var SX={kernelName:Wc,backendName:"cpu",kernelFunc:IX};function NX(e){let{inputs:t,backend:n,attrs:a}=e,{dy:r,input:s}=t,i=s;ge([r,s],"avgPoolGrad");let{filterSize:o,strides:l,pad:u}=a,p=T.computePool2DInfo(i.shape,o,l,1,u),d=p.strideHeight,c=p.strideWidth,h=p.filterHeight,m=p.filterWidth,f=p.dilationHeight,g=p.dilationWidth,b=p.effectiveFilterHeight,y=p.effectiveFilterWidth,x=y-1-p.padInfo.left,v=b-1-p.padInfo.top,I=Pe(i.shape,"float32"),N=1/(h*m),C=n.data.get(r.dataId).values,_=Pe(r.shape,"float32",C);for(let F=0;F=p.outHeight||Math.floor(q)!==q))for(let K=0;K=p.outWidth||Math.floor(Z)!==Z)continue;let J=_.get(F,q,Z,D);U+=J}}I.set(U*N,F,$,S,D)}return n.makeTensorInfo(I.shape,I.dtype,I.values)}var TX={kernelName:zc,backendName:"cpu",kernelFunc:NX};function CX(e){let{inputs:t,backend:n,attrs:a}=e,{x:r,scale:s,offset:i,mean:o,variance:l}=t;w.assert(o.shape.length===l.shape.length,()=>"Batch normalization gradient requires mean and variance to have equal ranks."),w.assert(i==null||o.shape.length===i.shape.length,()=>"Batch normalization gradient 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o=s.reduce((b,y)=>b*y),l=T.getReshaped(r.shape,s,o),u=T.getPermuted(l.length,s.length),p=T.getReshapedPermuted(r.shape,s,o),d=T.getSliceBeginCoords(i,s.length),c=T.getSliceSize(p,i,s.length),h=xt({inputs:{x:r},backend:n,attrs:{shape:l}}),m=Vn({inputs:{x:h},backend:n,attrs:{perm:u}}),f=xt({inputs:{x:m},backend:n,attrs:{shape:p}}),g=wi({inputs:{x:f},backend:n,attrs:{begin:d,size:c}});return n.disposeIntermediateTensorInfo(h),n.disposeIntermediateTensorInfo(m),n.disposeIntermediateTensorInfo(f),g}var AX={kernelName:fu,backendName:"cpu",kernelFunc:_X};function FX(e){let{inputs:t,backend:n,attrs:a}=e,{x:r,weights:s}=t,{size:i}=a,o=n.data.get(r.dataId).values,l=n.data.get(s.dataId).values,u=H1(o,l,s.dtype,s.shape,i);return n.makeTensorInfo([i],s.dtype,u)}var $X={kernelName:gu,backendName:"cpu",kernelFunc:FX};function DX(e){let{inputs:t,backend:n}=e,{s0:a,s1:r}=t,s=n.data.get(a.dataId).values,i=n.data.get(r.dataId).values,o=T.assertAndGetBroadcastShape(Array.from(s),Array.from(i));return n.makeTensorInfo([o.length],"int32",Int32Array.from(o))}var RX={kernelName:Bc,backendName:"cpu",kernelFunc:DX},MX=lt(Ns,(e,t)=>{let n=t;return e>n.clipValueMax?n.clipValueMax:e{let{x:t}=e.inputs,n=e.backend,a=new Float32Array(w.sizeFromShape(t.shape)),r=n.data.get(t.dataId),s=r.complexTensorInfos.real,i=r.complexTensorInfos.imag,o=n.data.get(s.dataId).values,l=n.data.get(i.dataId).values;for(let u=0;uf.shape);T.assertParamsConsistent(i,s);let o=T.computeOutShape(t.map(f=>f.shape),s);if(w.sizeFromShape(o)===0)return n.makeTensorInfo(o,t[0].dtype,[]);let l=t.filter(f=>w.sizeFromShape(f.shape)>0);if(l.length===1)return hr({inputs:{x:l[0]},backend:n});if(l[0].dtype==="complex64"){let f=l.map(v=>vi({inputs:{input:v},backend:n})),g=l.map(v=>iu({inputs:{input:v},backend:n})),b=ou({inputs:f,backend:n,attrs:{axis:s}}),y=ou({inputs:g,backend:n,attrs:{axis:s}}),x=Jn({inputs:{real:b,imag:y},backend:n});return f.forEach(v=>n.disposeIntermediateTensorInfo(v)),g.forEach(v=>n.disposeIntermediateTensorInfo(v)),n.disposeIntermediateTensorInfo(b),n.disposeIntermediateTensorInfo(y),x}let u=l.map(f=>{let g=[-1,w.sizeFromShape(f.shape.slice(s))];return xt({inputs:{x:f},backend:n,attrs:{shape:g}})}),p=u.map(f=>({vals:n.data.get(f.dataId).values,shape:f.shape}));o=T.computeOutShape(u.map(f=>f.shape),1);let d=u[0].shape[0]===1,c=j1(p,o,t[0].dtype,d),h=T.computeOutShape(l.map(f=>f.shape),s),m=n.makeTensorInfo(h,t[0].dtype,c);return u.forEach(f=>n.disposeIntermediateTensorInfo(f)),m}var WX={kernelName:yu,backendName:"cpu",kernelFunc:ou};function j_(e){let{inputs:t,backend:n,attrs:a}=e,{x:r,filter:s}=t,{strides:i,pad:o,dataFormat:l,dilations:u,dimRoundingMode:p}=a;ge([r,s],"conv2d");let d=T.convertConv2DDataFormat(l),c=T.computeConv2DInfo(r.shape,s.shape,i,u,o,p,!1,d),h=c.filterHeight,m=c.filterWidth,f=c.dilationHeight,g=c.dilationWidth,b=c.padInfo.left,y=c.padInfo.top,x=c.dataFormat==="channelsLast",v=new Wt(c.outShape,r.dtype),I=w.computeStrides(r.shape),N=w.computeStrides(s.shape),C=I[0],_=x?I[1]:I[2],F=x?I[2]:1,D=x?1:I[1],$=v.strides[0],S=x?v.strides[1]:v.strides[2],M=x?v.strides[2]:1,B=x?1:v.strides[1],U=n.data.get(r.dataId).values,H=n.data.get(s.dataId).values,q=v.values;for(let K=0;K=c.inHeight)continue;let ve=se*N[0],ue=Z+ie*_;for(let ye=0;ye=c.inWidth)continue;let mt=ve+Le*N[1],st=ue+Ge*F,at=mt;for(let rt=0;rt=u.inDepth)continue;let K=H*F[0],Z=$+q*_[1];for(let J=0;J=u.inHeight)continue;let ie=K+te*F[1],ve=Z+se*_[2];for(let ue=0;ue=u.inWidth)continue;let Ge=ie+Se*F[2],mt=ve+Le*u.inChannels,st=Ge;for(let at=0;atMath.cos(e)),QX={kernelName:Vi,backendName:"cpu",kernelFunc:JX},eY=lt(Ui,e=>Math.cosh(e)),tY={kernelName:Ui,backendName:"cpu",kernelFunc:eY};function nY(e){let{inputs:t,backend:n,attrs:a}=e,{image:r,boxes:s,boxInd:i}=t,{cropSize:o,method:l,extrapolationValue:u}=a,[p,d,c,h]=r.shape,m=s.shape[0],[f,g]=o,b=Pe([m,f,g,h],"float32"),y=n.data.get(s.dataId).values,x=n.data.get(i.dataId).values,v=n.data.get(r.dataId).values,I=w.computeStrides(r.shape),N=w.computeStrides(b.shape);for(let C=0;C=p)continue;let B=f>1?($-F)*(d-1)/(f-1):0,U=g>1?(S-D)*(c-1)/(g-1):0;for(let H=0;H1?F*(d-1)+H*B:.5*(F+$)*(d-1);if(q<0||q>d-1){for(let K=0;K1?D*(c-1)+ee*U:.5*(D+S)*(c-1);if(ae<0||ae>c-1){for(let ve=0;ve1?D*(c-1)+K*U:.5*(D+S)*(c-1);if(Z<0||Z>c-1){for(let ae=0;aeb+m-y-1:(b,y)=>b+y;for(let b=0;bb+m-y-1:(b,y)=>b+y;for(let b=0;b`Only NHWC dataFormat supported on CPU for depthToSpace. Got ${i}`);let o=r.shape[0],l=r.shape[1],u=r.shape[2],p=r.shape[3],d=l*s,c=u*s,h=p/(s*s),m=n.data.get(r.dataId).values,f=new Float32Array(o*d*c*h),g=0;for(let b=0;b`Error in depthwiseConv2d: Either strides or dilations must be 1. Got strides ${i} and dilations '${c}'`);let h=T.computeConv2DInfo(r.shape,s.shape,i,c,o,u,!0),{filterHeight:m,filterWidth:f,dilationHeight:g,dilationWidth:b,padInfo:y}=h,x=y.left,v=y.top,I=h.outChannels/h.inChannels,N=new Wt(h.outShape,r.dtype),C=n.data.get(r.dataId).values,_=n.data.get(s.dataId).values,F=N.values;for(let D=0;D=h.inHeight)continue;let K=H*d[0],Z=$+q*p[1];for(let J=0;J=h.inWidth)continue;let ie=K+te*d[1],ve=Z+se*h.inChannels,ue=ee,ye=ie;for(let ke=0;ke{let{x:a,filter:r}=e,{strides:s,pad:i,dilations:o}=n,l=t,u=l.data.get(a.dataId).values,p=a.shape.length,d=l.data.get(r.dataId).values,c=r.shape.length,{batchSize:h,inHeight:m,inWidth:f,inChannels:g,outHeight:b,outWidth:y,padInfo:x,strideHeight:v,strideWidth:I,filterHeight:N,filterWidth:C,dilationHeight:_,dilationWidth:F,outShape:D}=T.computeDilation2DInfo(a.shape,r.shape,s,i,"NHWC",o),$=w.sizeFromShape(D),S=D.length,M=w.getArrayFromDType(a.dtype,$);for(let B=0;B=0&&te=0&&ieJ&&(J=ye)}}}let ee=w.locToIndex([B,U,q,Z],S,w.computeStrides(D));M[ee]=J}}}return{dataId:l.write(w.toTypedArray(M,a.dtype),D,a.dtype),shape:D,dtype:a.dtype}}},vY={kernelName:ql,backendName:"cpu",kernelFunc:({inputs:e,backend:t,attrs:n})=>{let{x:a,filter:r,dy:s}=e,{strides:i,pad:o,dilations:l}=n,u=t,p=w.toNestedArray(a.shape,u.data.get(a.dataId).values),d=w.toNestedArray(r.shape,u.data.get(r.dataId).values),{batchSize:c,inHeight:h,inWidth:m,inChannels:f,outHeight:g,outWidth:b,padInfo:y,strideHeight:x,strideWidth:v,filterHeight:I,filterWidth:N,dilationHeight:C,dilationWidth:_,outShape:F}=T.computeDilation2DInfo(a.shape,r.shape,i,o,"NHWC",l);w.assert(s.rank===F.length,()=>`Error in ${ql}, dy must have the same rank as output ${F.length}, but got ${s.rank}`);let D=w.toNestedArray(F,u.data.get(s.dataId).values),$=w.makeZerosNestedTypedArray(r.shape,r.dtype);for(let S=0;S=0&&ae=0&&seK&&(K=ie,Z=ee,J=te)}}}$[Z][J][q]+=D[S][M][U][q]}}}return{dataId:u.write(w.toTypedArray($,a.dtype),r.shape,r.dtype),shape:r.shape,dtype:r.dtype}}},wY={kernelName:jl,backendName:"cpu",kernelFunc:({inputs:e,backend:t,attrs:n})=>{let{x:a,filter:r,dy:s}=e,{strides:i,pad:o,dilations:l}=n,u=t,p=w.toNestedArray(a.shape,u.data.get(a.dataId).values),d=w.toNestedArray(r.shape,u.data.get(r.dataId).values),{batchSize:c,inHeight:h,inWidth:m,inChannels:f,outHeight:g,outWidth:b,padInfo:y,strideHeight:x,strideWidth:v,filterHeight:I,filterWidth:N,dilationHeight:C,dilationWidth:_,outShape:F}=T.computeDilation2DInfo(a.shape,r.shape,i,o,"NHWC",l);w.assert(s.rank===F.length,()=>`Error in ${jl}, dy must have the same rank as output ${F.length}, but got ${s.rank}`);let D=w.toNestedArray(F,u.data.get(s.dataId).values),$=w.makeZerosNestedTypedArray(a.shape,a.dtype);for(let S=0;S=0&&ae=0&&seK&&(K=ie,Z=ae,J=se)}}}$[S][Z][J][q]+=D[S][M][U][q]}}}return{dataId:u.write(w.toTypedArray($,a.dtype),a.shape,a.dtype),shape:a.shape,dtype:a.dtype}}};function kY(e){let{inputs:t,backend:n,attrs:a}=e,{image:r}=t,{canvas:s,options:i}=a,{contextOptions:o,imageOptions:l}=i||{},u=(l==null?void 0:l.alpha)||1,p=(o==null?void 0:o.contextType)||"2d";if(p!=="2d")throw new Error(`Context type ${o.contextType} is not supported by the CPU backend.`);let d=s.getContext(p,(o==null?void 0:o.contextAttributes)||{});if(d==null)throw new Error(`Could not get the context with ${p} type.`);let[c,h]=r.shape.slice(0,2),m=r.shape.length===2?1:r.shape[2],f=n.data.get(r.dataId).values,g=r.dtype==="float32"?255:1,b=new Uint8ClampedArray(h*c*4);for(let x=0;x1)throw new Error(`Tensor values for a float32 Tensor must be in the range [0 - 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255.0; + } else if(v < -FLOAT_MAX) { + return vec4(0.0, 0.0, 128.0, 255.0) / 255.0; + } + + highp vec4 c = vec4(0,0,0,0); + + highp float e = floor(log2(av)); + highp float m = exp2(fract(log2(av))) - 1.0; + + c[2] = floor(128.0 * m); + m -= c[2] / 128.0; + c[1] = floor(32768.0 * m); + m -= c[1] / 32768.0; + c[0] = floor(8388608.0 * m); + + highp float ebias = e + 127.0; + c[3] = floor(ebias / 2.0); + ebias -= c[3] * 2.0; + c[2] += floor(ebias) * 128.0; + + c[3] += 128.0 * step(0.0, -v); + + return c / 255.0; + } +`,{getBroadcastDims:CA}=T;function g9(e,t,n){let a=[];if(e.forEach(c=>{let h=w.sizeFromShape(c.shapeInfo.logicalShape);if(c.shapeInfo.isUniform?a.push(`uniform float ${c.name}${h>1?`[${h}]`:""};`):(a.push(`uniform sampler2D ${c.name};`),a.push(`uniform int offset${c.name};`)),n.enableShapeUniforms){let{uniformShape:m}=uk(n.packedInputs,c.shapeInfo.logicalShape,c.shapeInfo.texShape);switch(m.length){case 1:a.push(`uniform int ${c.name}Shape;`);break;case 2:a.push(`uniform 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t.isPacked?(u=y9(t.logicalShape,i,n.enableShapeUniforms),p=k9(o)):(u=x9(t.logicalShape,i,n.enableShapeUniforms),p=w9(o)),n.packedInputs&&(d+=C9),[d,l,p,r,u,s,n.userCode].join(` +`)}function kp(e,t=!1){let n=e.shapeInfo.logicalShape;switch(n.length){case 0:return z9(e,t);case 1:return B9(e,t);case 2:return U9(e,t);case 3:return H9(e,t);case 4:return q9(e,t);case 5:return K9(e);case 6:return X9(e);default:throw new Error(`${n.length}-D input sampling is not yet supported`)}}function EA(e,t){switch(e.shapeInfo.logicalShape.length){case 0:return L9(e);case 1:return W9(e,t);case 2:return V9(e,t);case 3:return G9(e,t);default:return j9(e,t)}}function b9(e,t,n=!1,a){let r="";n?r+=EA(e,a):r+=kp(e,a);let s=e.shapeInfo.logicalShape,i=t.logicalShape;return s.length<=i.length&&(n?r+=Y9(e,t):r+=Z9(e,t)),r}function y9(e,t,n){switch(e.length){case 0:return _A();case 1:return E9(e,t,n);case 2:return O9(e,t,n);case 3:return A9(e,t,n);default:return $9(e,t,n)}}function x9(e,t,n){switch(e.length){case 0:return _A();case 1:return _9(e,t,n);case 2:return P9(e,t,n);case 3:return F9(e,t,n);case 4:return D9(e,t,n);case 5:return R9(e,t);case 6:return M9(e,t);default:throw new Error(`${e.length}-D output sampling is not yet supported`)}}function v9(e){return` + float sampleTexture(sampler2D textureSampler, vec2 uv) { + return ${e.texture2D}(textureSampler, uv).r; + } + `}function w9(e){return` + void setOutput(float val) { + ${e.output} = vec4(val, 0, 0, 0); + } + `}function k9(e){return` + void setOutput(vec4 val) { + ${e.output} = val; + } + `}function I9(e){return`${e.version} + precision highp float; + precision highp int; + precision highp sampler2D; + ${e.varyingFs} vec2 resultUV; + ${e.defineOutput} + const vec2 halfCR = vec2(0.5, 0.5); + + struct ivec5 + { + int x; + int y; + int z; + int w; + int u; + }; + + struct ivec6 + { + int x; + int y; + int z; + int w; + int u; + int v; + }; + + uniform float NAN; + ${e.defineSpecialNaN} + ${e.defineSpecialInf} + ${e.defineRound} + + int imod(int x, int y) { + return x - y * (x / y); + } + + int idiv(int a, int b, float sign) { + int res = a / b; + int mod = imod(a, b); + if (sign < 0. && mod != 0) { + res -= 1; + } + return res; + } + + //Based on the work of Dave Hoskins + //https://www.shadertoy.com/view/4djSRW + #define HASHSCALE1 443.8975 + float random(float seed){ + vec2 p = resultUV * seed; + vec3 p3 = fract(vec3(p.xyx) * HASHSCALE1); + p3 += dot(p3, p3.yzx + 19.19); + return fract((p3.x + p3.y) * p3.z); + } + + ${S9} + ${N9} + ${T9} + `}var S9=` +vec2 uvFromFlat(int texNumR, int texNumC, int index) { + int texR = index / texNumC; + int texC = index - texR * texNumC; + return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR); +} +vec2 packedUVfrom1D(int texNumR, int texNumC, int index) { + int texelIndex = index / 2; + int texR = texelIndex / texNumC; + int texC = texelIndex - texR * texNumC; + return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR); +} +`,N9=` +vec2 packedUVfrom2D(int texelsInLogicalRow, int texNumR, + int texNumC, int row, int col) { + int texelIndex = (row / 2) * texelsInLogicalRow + (col / 2); + int texR = texelIndex / texNumC; + int texC = texelIndex - texR * texNumC; + return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR); +} +`,T9=` +vec2 packedUVfrom3D(int texNumR, int texNumC, + int texelsInBatch, int texelsInLogicalRow, int b, + int row, int col) { + int index = b * texelsInBatch + (row / 2) * texelsInLogicalRow + (col / 2); + int texR = index / texNumC; + int texC = index - texR * texNumC; + return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR); +} +`,C9=` + float getChannel(vec4 frag, vec2 innerDims) { + vec2 modCoord = mod(innerDims, 2.); + return modCoord.x == 0. ? + (modCoord.y == 0. ? frag.r : frag.g) : + (modCoord.y == 0. ? frag.b : frag.a); + } + float getChannel(vec4 frag, int dim) { + float modCoord = mod(float(dim), 2.); + return modCoord == 0. ? frag.r : frag.g; + } +`;function _A(){return` + int getOutputCoords() { + return 0; + } + `}function E9(e,t,n){let a=[Math.ceil(t[0]/2),Math.ceil(t[1]/2)];return a[0]===1?n?` + int getOutputCoords() { + return 2 * int(resultUV.x * ceil(float(outTexShape[1]) / 2.0)); + } + `:` + int getOutputCoords() { + return 2 * int(resultUV.x * ${a[1]}.0); + } + `:a[1]===1?n?` + int getOutputCoords() { + return 2 * int(resultUV.y * ceil(float(outTexShape[0]) / 2.0)); + } + `:` + int getOutputCoords() { + return 2 * int(resultUV.y * ${a[0]}.0); + } + `:n?` + int getOutputCoords() { + ivec2 packedTexShape = ivec2(ceil(float(outTexShape[0]) / 2.0), ceil(float(outTexShape[1]) / 2.0)); + ivec2 resTexRC = ivec2(resultUV.yx * + vec2(packedTexShape[0], packedTexShape[1])); + return 2 * (resTexRC.x * packedTexShape[1] + resTexRC.y); + } + `:` + int getOutputCoords() { + ivec2 resTexRC = ivec2(resultUV.yx * + vec2(${a[0]}, ${a[1]})); + return 2 * (resTexRC.x * ${a[1]} + resTexRC.y); + } + `}function _9(e,t,n){return t[0]===1?n?` + int getOutputCoords() { + return int(resultUV.x * float(outTexShape[1])); + } + `:` + int getOutputCoords() { + return int(resultUV.x * ${t[1]}.0); + } + `:t[1]===1?n?` + int getOutputCoords() { + return int(resultUV.y * float(outTexShape[0])); + } + `:` + int getOutputCoords() { + return int(resultUV.y * ${t[0]}.0); + } + `:n?` + int getOutputCoords() { + ivec2 resTexRC = ivec2(resultUV.yx * + vec2(outTexShape[0], outTexShape[1])); + return resTexRC.x * outTexShape[1] + resTexRC.y; + } + `:` + int getOutputCoords() { + ivec2 resTexRC = ivec2(resultUV.yx * + vec2(${t[0]}, ${t[1]})); + return resTexRC.x * ${t[1]} + resTexRC.y; + } + `}function A9(e,t,n){if(n)return` + ivec3 getOutputCoords() { + ivec2 packedTexShape = ivec2(ceil(float(outTexShape[0]) / 2.0), ceil(float(outTexShape[1]) / 2.0)); + int texelsInLogicalRow = int(ceil(float(outShape[2]) / 2.0)); + int texelsInBatch = texelsInLogicalRow * int(ceil(float(outShape[1]) / 2.0)); + ivec2 resTexRC = ivec2(resultUV.yx * + vec2(packedTexShape[0], packedTexShape[1])); + int index = resTexRC.x * packedTexShape[1] + resTexRC.y; + + int b = index / texelsInBatch; + index -= b * texelsInBatch; + + int r = 2 * (index / texelsInLogicalRow); + int c = imod(index, texelsInLogicalRow) * 2; + + return ivec3(b, r, c); + } + `;let a=[Math.ceil(t[0]/2),Math.ceil(t[1]/2)],r=Math.ceil(e[2]/2),s=r*Math.ceil(e[1]/2);return` + ivec3 getOutputCoords() { + ivec2 resTexRC = ivec2(resultUV.yx * + vec2(${a[0]}, ${a[1]})); + int index = resTexRC.x * ${a[1]} + resTexRC.y; + + int b = index / ${s}; + index -= b * ${s}; + + int r = 2 * (index / ${r}); + int c = imod(index, ${r}) * 2; + + return ivec3(b, r, c); + } + `}function F9(e,t,n){if(n)return` + ivec3 getOutputCoords() { + ivec2 resTexRC = ivec2(resultUV.yx * + vec2(outTexShape[0], outTexShape[1])); + int index = resTexRC.x * outTexShape[1] + resTexRC.y; + ${eg(["r","c","d"],e)} + return ivec3(r, c, d); + } +`;let a=Qo(["r","c","d"],e);return` + ivec3 getOutputCoords() { + ivec2 resTexRC = ivec2(resultUV.yx * + vec2(${t[0]}, ${t[1]})); + int index = resTexRC.x * ${t[1]} + resTexRC.y; + ${a} + return ivec3(r, c, d); + } + `}function $9(e,t,n){if(n)return` + ivec4 getOutputCoords() { + ivec2 packedTexShape = ivec2(ceil(float(outTexShape[0]) / 2.0), ceil(float(outTexShape[1]) / 2.0)); + ivec2 resTexRC = ivec2(resultUV.yx * + vec2(packedTexShape[0], packedTexShape[1])); + int index = resTexRC.x * packedTexShape[1] + resTexRC.y; + + int texelsInLogicalRow = int(ceil(float(outShape[3]) / 2.0)); + int texelsInBatch = texelsInLogicalRow * int(ceil(float(outShape[2]) / 2.0)); + int texelsInBatchN = texelsInBatch * outShape[1]; + + int b2 = index / texelsInBatchN; + index -= b2 * texelsInBatchN; + + int b = index / texelsInBatch; + index -= b * texelsInBatch; + + int r = 2 * (index / texelsInLogicalRow); + int c = imod(index, texelsInLogicalRow) * 2; + + return ivec4(b2, b, r, c); + } + `;let a=[Math.ceil(t[0]/2),Math.ceil(t[1]/2)],r=Math.ceil(e[e.length-1]/2),s=r*Math.ceil(e[e.length-2]/2),i=s,o="",l="b, r, c";for(let u=2;u=1?p="coords = 0;":p=o.map(g=>`coords.${d[g+u]} = 0;`).join(` +`);let c="";i<2&&s>0?c="coords":c=e.shapeInfo.logicalShape.map((g,b)=>`coords.${d[b+u]}`).join(", ");let h="return outputValue;",m=w.sizeFromShape(e.shapeInfo.logicalShape)===1,f=w.sizeFromShape(t.logicalShape)===1;if(s===1&&!m&&!f)h=` + return vec4(outputValue.xy, outputValue.xy); + `;else if(m&&!f)i===1?h=` + return vec4(outputValue.x, outputValue.x, 0., 0.); + `:h=` + return vec4(outputValue.x); + `;else if(o.length){let g=s-2,b=s-1;o.indexOf(g)>-1&&o.indexOf(b)>-1?h="return vec4(outputValue.x);":o.indexOf(g)>-1?h="return vec4(outputValue.x, outputValue.y, outputValue.x, outputValue.y);":o.indexOf(b)>-1&&(h="return vec4(outputValue.xx, outputValue.zz);")}return` + vec4 ${r}() { + ${l} coords = getOutputCoords(); + ${p} + vec4 outputValue = get${a}(${c}); + ${h} + } + `}function Z9(e,t){let n=e.name,a=n.charAt(0).toUpperCase()+n.slice(1),r="get"+a+"AtOutCoords",s=t.texShape,i=e.shapeInfo.texShape,o=e.shapeInfo.logicalShape.length,l=t.logicalShape.length;if(!e.shapeInfo.isUniform&&o===l&&e.shapeInfo.flatOffset==null&&w.arraysEqual(i,s))return` + float ${r}() { + return sampleTexture(${n}, resultUV); + } + `;let u=ht(l),p=CA(e.shapeInfo.logicalShape,t.logicalShape),d=l-o,c,h=["x","y","z","w","u","v"];o===0?c="":l<2&&p.length>=1?c="coords = 0;":c=p.map(f=>`coords.${h[f+d]} = 0;`).join(` +`);let m="";return l<2&&o>0?m="coords":m=e.shapeInfo.logicalShape.map((f,g)=>`coords.${h[g+d]}`).join(", "),` + float ${r}() { + ${u} coords = getOutputCoords(); + ${c} + return get${a}(${m}); + } + `}function ht(e){if(e<=1)return"int";if(e===2)return"ivec2";if(e===3)return"ivec3";if(e===4)return"ivec4";if(e===5)return"ivec5";if(e===6)return"ivec6";throw Error(`GPU for rank ${e} is not yet supported`)}function uk(e,t,n){let{newShape:a,keptDims:r}=w.squeezeShape(t),s=t.length,i=e&&s===3&&t[0]===1,o=i?t.slice(1):a,l=!e&&s>1&&!w.arraysEqual(t,n)&&a.lengthe[n]).join(", ")}function J9(e,t,n,a){let r=n.map((p,d)=>{let c={logicalShape:p.shape,texShape:p.isUniform?null:p.texData.texShape,isUniform:p.isUniform,isPacked:p.isUniform?!1:p.texData.isPacked,flatOffset:null};return p.texData!=null&&p.texData.slice!=null&&p.texData.slice.flatOffset>0&&(c.flatOffset=p.texData.slice.flatOffset),{name:t.variableNames[d],shapeInfo:c}}),s=r.map(p=>p.shapeInfo),i={logicalShape:a.shape,texShape:a.texData.texShape,isUniform:!1,isPacked:a.texData.isPacked,flatOffset:null},o=g9(r,i,t),l=sA(e.gl,o),u=e.createProgram(l);return 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c={name:d,uniform:e.getUniformLocation(n,d,p),offset:e.getUniformLocation(n,`offset${d}`,p)};t.enableShapeUniforms&&(c.shape=e.getUniformLocation(n,`${d}Shape`,p),c.texShape=e.getUniformLocation(n,`${d}TexShape`,p)),a.push(c)}if(t.enableShapeUniforms&&(s=e.getUniformLocation(n,"outShape",p),o=e.getUniformLocation(n,"outShapeStrides",p),i=e.getUniformLocation(n,"outTexShape",p)),t.customUniforms)for(let d of t.customUniforms)r.push(e.getUniformLocation(n,d.name,p));return{variablesLocations:a,customUniformLocations:r,infLoc:l,nanLoc:u,outShapeLocation:s,outShapeStridesLocation:o,outTexShapeLocation:i}}function SS(e,t){if(e.length!==t.length)throw Error(`Binary was compiled with ${e.length} inputs, but was executed with ${t.length} inputs`);e.forEach((n,a)=>{let r=n.logicalShape,s=t[a],i=s.shape;if(!w.arraysEqual(r,i))throw Error(`Binary was compiled with different shapes than the current args. 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Shape ${o} and ${l} must match`)})}function Q9(e,t,n,a,r){t.program.enableShapeUniforms||(SS(t.inShapeInfos,n),SS([t.outShapeInfo],[a]));let s=a.texData.texture,i=a.texData.texShape;a.texData.isPacked?e.setOutputPackedMatrixTexture(s.texture,i[0],i[1]):e.setOutputMatrixTexture(s.texture,i[0],i[1]),e.setProgram(t.webGLProgram),e.bindVertexArray(t.webGLProgram.vao),G().getNumber("WEBGL_VERSION")===1&&t.infLoc!==null&&e.gl.uniform1f(t.infLoc,1/0),t.nanLoc!==null&&e.gl.uniform1f(t.nanLoc,NaN);for(let l=0;l{let o=i.texData!=null&&i.texData.slice!=null&&i.texData.slice.flatOffset>0;if(e.enableShapeUniforms&&!i.isUniform){let l=i.texData.texShape,{useSqueezeShape:u,uniformShape:p,keptDims:d}=uk(e.packedInputs,i.shape,l),c="",h="",m="";if(p.length===1&&e.packedInputs){let I=[Math.ceil(l[0]/2),Math.ceil(l[1]/2)];c=`${I[0]>1}_${I[1]>1}`}else if(p.length===2&&!e.packedInputs)h=`${p[0]>1}_${p[1]>1}`;else if(p.length>2&&!e.packedInputs){let I=w.computeStrides(p);m=`${I[0]===l[1]}_${I[I.length-1]===l[1]}`}let f=i.shape.length,g=p.length===2&&w.arraysEqual(i.shape,l),b=w.sizeFromShape(i.shape)===1,y=T.getBroadcastDims(i.shape,n.shape),x=!e.packedInputs&&f===n.shape.length&&w.arraysEqual(l,n.texData.texShape),v=e.packedInputs||p.length>2?"":`${l[0]>1}_${l[1]>1}`;a+=`${f}_${x}_${u?d:""}_${p.length}_${b}_${y}_${g}_${c}_${h}_${m}_${v}_${o}`}else{let l=i.isUniform?"uniform":i.texData.texShape;a+=`${i.shape}_${l}_${o}`}});let r=e.userCode,s=e.constructor.name;return s+="_"+a+"_"+r+`${G().getNumber("WEBGL_VERSION")}`,s}function vn(e){return G().getBool("WEBGL_USE_SHAPES_UNIFORMS")&&e<=4}var tQ=class{constructor(e){this.variableNames=["A"],this.packedInputs=!1,this.packedOutput=!0,this.outPackingScheme=Fc.DENSE,this.customUniforms=[{name:"texShape",type:"ivec2"}];let t=En();this.outputShape=e,this.enableShapeUniforms=vn(this.outputShape.length),this.userCode=` + ivec3 outCoordsFromFlatIndex(int index) { + ${this.enableShapeUniforms?eg(["r","c","d"],e):Qo(["r","c","d"],e)} + return ivec3(r, c, d); + } + + void main() { + ivec2 resTexRC = ivec2(resultUV.yx * vec2(texShape[0], texShape[1])); + int index = 4 * (resTexRC.x * texShape[1] + resTexRC.y); + + vec4 result = vec4(0.); + + for (int i=0; i<4; i++) { + int flatIndex = index + i; + ivec3 rc = outCoordsFromFlatIndex(flatIndex); + result[i] = getA(rc.x, rc.y, rc.z); + } + + ${t.output} = result; + } + `}},nQ=class{constructor(e){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outPackingScheme=Fc.DENSE,this.customUniforms=[{name:"texShape",type:"ivec2"}];let t=En();this.outputShape=e,this.enableShapeUniforms=vn(this.outputShape.length),this.userCode=` + ivec3 outCoordsFromFlatIndex(int index) { + ${this.enableShapeUniforms?eg(["r","c","d"],e):Qo(["r","c","d"],e)} + return ivec3(r, c, d); + } + + void main() { + ivec2 resTexRC = ivec2(resultUV.yx * vec2(texShape[0], texShape[1])); + int index = 4 * (resTexRC.x * texShape[1] + resTexRC.y); + + vec4 result = vec4(0.); + + for (int i=0; i<4; i++) { + int flatIndex = index + i; + ivec3 rc = outCoordsFromFlatIndex(flatIndex); + result[i] = getChannel(getA(rc.x, rc.y, rc.z), vec2(rc.y, rc.z)); + } + + ${t.output} = result; + } + `}},aQ=class{constructor(e){this.variableNames=["A"],this.outTexUsage=da.DOWNLOAD;let t=En();this.outputShape=e,this.userCode=` + ${TA} + + void main() { + float x = getAAtOutCoords(); + ${t.output} = encode_float(x); + } + `}},rQ=class{constructor(e){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!1,this.outTexUsage=da.DOWNLOAD;let t=En();this.outputShape=e,this.userCode=` + ${TA} + + void main() { + ivec3 coords = getOutputCoords(); + float x = getChannel(getAAtOutCoords(), vec2(coords.y, coords.z)); + ${t.output} = encode_float(x); + } + `}},sQ={R:0,G:1,B:2,A:3},NS=class{constructor(e,t=!1,n="RGBA"){this.variableNames=["A"],this.customUniforms=[{name:"texShape",type:"ivec2"}];let a=En();this.outputShape=e,this.enableShapeUniforms=vn(this.outputShape.length);let r="result";t&&(r="floor(result * 255. + 0.5)");let s="";for(let i=0;iWA,createBufferFromOutputTexture:()=>UA,createFloat16MatrixTexture:()=>OA,createFloat16PackedMatrixTexture:()=>zA,createFloat32MatrixTexture:()=>MA,createIndexBuffer:()=>RA,createPackedMatrixTexture:()=>LA,createUnsignedBytesMatrixTexture:()=>PA,createVertexBuffer:()=>DA,createVertexShader:()=>$A,downloadByteEncodedFloatMatrixFromOutputTexture:()=>HA,downloadFloat32MatrixFromBuffer:()=>GA,downloadMatrixFromPackedOutputTexture:()=>qA,downloadPackedMatrixFromBuffer:()=>jA,getInternalFormatForFloat16MatrixTexture:()=>ck,getInternalFormatForFloat16PackedMatrixTexture:()=>mk,getInternalFormatForFloat32MatrixTexture:()=>pk,getInternalFormatForPackedMatrixTexture:()=>hk,getInternalFormatForUnsignedBytesMatrixTexture:()=>dk,uploadDenseMatrixToTexture:()=>BA,uploadPixelDataToTexture:()=>VA});function $A(e){let t=En(),n=`${t.version} + precision highp float; + ${t.attribute} vec3 clipSpacePos; + ${t.attribute} vec2 uv; + ${t.varyingVs} vec2 resultUV; + + void main() { + gl_Position = vec4(clipSpacePos, 1); + resultUV = uv; + }`;return rA(e,n)}function DA(e){let t=new Float32Array([-1,1,0,0,1,-1,-1,0,0,0,1,1,0,1,1,1,-1,0,1,0]);return lA(e,t)}function RA(e){let t=new Uint16Array([0,1,2,2,1,3]);return uA(e,t)}function Od(e,t,n,a,r,s){cA(t,n);let i=pA(e),o=e.TEXTURE_2D;return de(e,()=>e.bindTexture(o,i)),de(e,()=>e.texParameteri(o,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE)),de(e,()=>e.texParameteri(o,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)),de(e,()=>e.texParameteri(o,e.TEXTURE_MIN_FILTER,e.NEAREST)),de(e,()=>e.texParameteri(o,e.TEXTURE_MAG_FILTER,e.NEAREST)),G().getNumber("WEBGL_VERSION")===1?de(e,()=>e.texImage2D(o,0,a,t,n,0,r,s,null)):de(e,()=>e.texStorage2D(o,1,a,t,n)),de(e,()=>e.bindTexture(e.TEXTURE_2D,null)),{texture:i,texShape:[n,t]}}function pk(e){return e.internalFormatFloat}function MA(e,t,n,a){let[r,s]=Md(t,n);return 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t=this.gl;de(t,()=>t.bindBuffer(t.ELEMENT_ARRAY_BUFFER,this.indexBuffer)),WA(t,e,this.vertexBuffer)}deleteProgram(e){this.throwIfDisposed(),e===this.program&&(this.program=null),e!=null&&(de(this.gl,()=>this.gl.deleteProgram(e)),this.deleteVertexArray(e.vao))}setProgram(e){this.throwIfDisposed(),this.program=e,this.program!=null&&this.debug&&Yh(this.gl,this.program),de(this.gl,()=>this.gl.useProgram(e))}getUniformLocation(e,t,n=!0){return this.throwIfDisposed(),n?mA(this.gl,e,t):fA(this.gl,e,t)}getAttributeLocation(e,t){return this.throwIfDisposed(),de(this.gl,()=>this.gl.getAttribLocation(e,t))}getUniformLocationNoThrow(e,t){return 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this.unbindTextureToFrameBuffer(),n}setOutputMatrixTextureDriver(e,t,n){this.throwIfDisposed();let a=this.gl;Zh(a,e,this.framebuffer),this.debug&&cc(a),this.outputTexture=e,de(a,()=>a.viewport(0,0,t,n)),de(a,()=>a.scissor(0,0,t,n))}setOutputMatrixWriteRegionDriver(e,t,n,a){this.throwIfDisposed(),de(this.gl,()=>this.gl.scissor(e,t,n,a))}throwIfDisposed(){if(this.disposed)throw new Error("Attempted to use disposed GPGPUContext.")}throwIfNoProgram(){if(this.program==null)throw new Error("No GPU program is currently set.")}};function oQ(e){let t=0;for(;t`${e}.${n}`)}function In(e,t){return t===1?[e]:ZA(e,t)}function QQ(e,t){if(e===1)return"rc";let n="";for(let a=0;a ${this.enableShapeUniforms?"outShape":this.outputShape[0]}`;let t="";for(let n=this.rank-2;n= ${this.enableShapeUniforms?`outShape[${n}]`:this.outputShape[n]}`,n= ${n}; + bool rEdge = rp1 >= ${a}; + `}getOutput(e){let t=this.getSourceCoordsArr(e);return this.rank===1?`getA(rc), (rc + 1 >= ${this.enableShapeUniforms?"outShape":this.outputShape[0]} ? 0. : getA(rc + 1)), 0, 0`:`getA(${t[0]}), + cEdge ? 0. : getA(${t[1]}), + rEdge ? 0. : getA(${t[2]}), + rEdge || cEdge ? 0. : getA(${t[3]})`}},JA=class{constructor(e,t){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.customUniforms=[{name:"inputShape",type:"ivec3"}],this.outputShape=e,this.enableShapeUniforms=vn(this.outputShape.length);let n="";for(let a=0;a<4;a++){let r="thisRC = rc;";a%2===1&&(r+="thisRC.z += 1;"),a>1&&(r+="thisRC.y += 1;"),n+=` + ${r} + ${a>0?"if(thisRC.y < rows && thisRC.z < cols){":""} + int flatIndex = getFlatIndex(thisRC); + + ivec3 inputRC = inputCoordsFromReshapedOutCoords(flatIndex); + vec2 inputRCInnerDims = vec2(float(inputRC.y),float(inputRC.z)); + + result[${a}] = + getChannel(getA(inputRC.x, inputRC.y, inputRC.z), inputRCInnerDims); + ${a>0?"}":""} + `}this.userCode=` + ${tee(t,this.enableShapeUniforms)} + ${this.enableShapeUniforms?lk():ok(e)} + + void main() { + ivec3 rc = getOutputCoords(); + + vec4 result = vec4(0.); + + ivec3 thisRC; + int rows = ${this.enableShapeUniforms?"outShape[1]":e[1]}; + int cols = ${this.enableShapeUniforms?"outShape[2]":e[2]}; + + ${n} + + setOutput(result); + } + `}};function tee(e,t){return` + ivec3 inputCoordsFromReshapedOutCoords(int index) { + ${t?f9(["r","c","d"],"inputShape"):Qo(["r","c","d"],e)} + return ivec3(r, c, d); + } + `}var nee=class{constructor(e){this.gpgpu=e,this.numUsedTextures=0,this.numFreeTextures=0,this._numBytesAllocated=0,this._numBytesFree=0,this.freeTextures={},this.usedTextures={},this.logEnabled=!1}acquireTexture(e,t,n){let a=CS(t,n),r=ES(e,a,n);r in this.freeTextures||(this.freeTextures[r]=[]),r in this.usedTextures||(this.usedTextures[r]=[]);let s=TS(e,a,this.gpgpu.gl,this.gpgpu.textureConfig,n);if(this.freeTextures[r].length>0){this.numFreeTextures--,this.numUsedTextures++,this._numBytesFree-=s,this.log();let o=this.freeTextures[r].pop();return this.usedTextures[r].push(o),o}let i;return a===hn.PACKED_2X2_FLOAT32?i=this.gpgpu.createPackedMatrixTexture(e[0],e[1]):a===hn.PACKED_2X2_FLOAT16?i=this.gpgpu.createFloat16PackedMatrixTexture(e[0],e[1]):a===hn.UNPACKED_FLOAT32?i=this.gpgpu.createFloat32MatrixTexture(e[0],e[1]):a===hn.UNPACKED_FLOAT16?i=this.gpgpu.createFloat16MatrixTexture(e[0],e[1]):a===hn.PACKED_4X1_UNSIGNED_BYTE&&(i=this.gpgpu.createUnsignedBytesMatrixTexture(e[0],e[1])),this.usedTextures[r].push(i),this.numUsedTextures++,this._numBytesAllocated+=s,this.log(),i}releaseTexture(e,t,n,a){if(this.freeTextures==null)return;let r=CS(n,a),s=ES(t,r,a);s in this.freeTextures||(this.freeTextures[s]=[]);let i=TS(t,r,this.gpgpu.gl,this.gpgpu.textureConfig,a),o=G().getNumber("WEBGL_DELETE_TEXTURE_THRESHOLD");o!==-1&&this._numBytesAllocated>o?(this.gpgpu.deleteMatrixTexture(e.texture),this._numBytesAllocated-=i):(this.freeTextures[s].push(e),this.numFreeTextures++,this._numBytesFree+=i),this.numUsedTextures--;let l=this.usedTextures[s],u=l&&l.indexOf(e);if(u==null||u<0)throw new Error("Cannot release a texture that was never provided by this texture manager");l[u]=l[l.length-1],l.pop(),this.log()}log(){if(!this.logEnabled)return;let e=this.numFreeTextures+this.numUsedTextures;console.log("Free/Used",`${this.numFreeTextures} / ${this.numUsedTextures}`,`(${e})`);let t=this._numBytesFree/this._numBytesAllocated;console.log(`Bytes allocated: ${this._numBytesAllocated}`),console.log(`Bytes unused: ${this._numBytesFree} (${Math.round(100*t)}%)`)}get numBytesAllocated(){return this._numBytesAllocated}get numBytesFree(){return this._numBytesFree}getNumUsedTextures(){return this.numUsedTextures}getNumFreeTextures(){return this.numFreeTextures}dispose(){if(this.freeTextures!=null){for(let e in this.freeTextures)this.freeTextures[e].forEach(t=>{this.gpgpu.deleteMatrixTexture(t.texture)});for(let e in this.usedTextures)this.usedTextures[e].forEach(t=>{this.gpgpu.deleteMatrixTexture(t.texture)});this.freeTextures=null,this.usedTextures=null,this.numUsedTextures=0,this.numFreeTextures=0,this._numBytesAllocated=0,this._numBytesFree=0}}};function aee(e,t){let n=e;if(t===n.R32F)return 4;if(t===n.R16F)return 2;if(t===n.RGBA32F||t===e.RGBA)return 16;if(t===n.RGBA16F)return 8;if(t===n.RGBA8)return 4;throw new Error(`Unknown internal format ${t}`)}function TS(e,t,n,a,r){let s=ree(t,a),i;if(r){let[l,u]=vp(e[0],e[1]);i=l*u}else{let[l,u]=Md(e[0],e[1]);i=l*u}let o=aee(n,s);return i*o}function ree(e,t){switch(e){case hn.PACKED_2X2_FLOAT32:return hk(t);case hn.PACKED_2X2_FLOAT16:return mk(t);case hn.UNPACKED_FLOAT32:return pk(t);case hn.UNPACKED_FLOAT16:return ck(t);case hn.PACKED_4X1_UNSIGNED_BYTE:return dk(t);default:throw new Error(`Unknown physical texture type ${e}`)}}function see(e){return G().getBool("WEBGL_RENDER_FLOAT32_ENABLED")?e?hn.PACKED_2X2_FLOAT32:hn.UNPACKED_FLOAT32:e?hn.PACKED_2X2_FLOAT16:hn.UNPACKED_FLOAT16}function CS(e,t){if(e===da.UPLOAD)return hn.PACKED_2X2_FLOAT32;if(e===da.RENDER||e==null)return see(t);if(e===da.DOWNLOAD||e===da.PIXELS)return hn.PACKED_4X1_UNSIGNED_BYTE;throw new Error(`Unknown logical texture type ${e}`)}function ES(e,t,n){return`${e[0]}_${e[1]}_${t}_${n}`}var ir=class{constructor(e,t){this.variableNames=["A"],this.outputShape=e,this.enableShapeUniforms=vn(this.outputShape.length),this.userCode=` + float unaryOperation(float x) { + ${t} + } + + void main() { + float x = getAAtOutCoords(); + float y = unaryOperation(x); + + setOutput(y); + } + `}},Ma="if (isnan(x)) return x;",iee="return x;",_S="return abs(x);",oee="return (x >= 0.0) ? x : (exp(x) - 1.0);",lee=Ma+` + return (x < 0.0) ? 0.0 : x; +`,uee=Ma+` + return (x < 0.0) ? 0.0 : min(6.0, x); +`,es="return x;",pee="return 1.0 / (1.0 + exp(-1.0 * x));",cee="return x;",dee=` + vec4 result; + + result.r = (x.r >= 0.0) ? x.r : (exp(x.r) - 1.0); + result.g = (x.g >= 0.0) ? x.g : (exp(x.g) - 1.0); + result.b = (x.b >= 0.0) ? x.b : (exp(x.b) - 1.0); + result.a = (x.a >= 0.0) ? x.a : (exp(x.a) - 1.0); + + return result; +`,hee=` + vec4 result = x * vec4(greaterThanEqual(x, vec4(0.0))); + bvec4 isNaN = isnan(x); + + result.r = isNaN.r ? x.r : result.r; + result.g = isNaN.g ? x.g : result.g; + result.b = isNaN.b ? x.b : result.b; + result.a = isNaN.a ? x.a : result.a; + + return result; +`,mee=` + vec4 result = min(x, vec4(6.)) * vec4(greaterThanEqual(x, vec4(0.0))); + bvec4 isNaN = isnan(x); + + result.r = isNaN.r ? x.r : result.r; + result.g = isNaN.g ? x.g : result.g; + result.b = isNaN.b ? x.b : result.b; + result.a = isNaN.a ? x.a : result.a; + + return result; +`,fee="return 1.0 / (1.0 + exp(-1.0 * x));",ss=class{constructor(e,t){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=e,this.enableShapeUniforms=vn(this.outputShape.length),this.userCode=` + vec4 unaryOperation(vec4 x) { + ${t} + } + + void main() { + vec4 x = getAAtOutCoords(); + vec4 y = unaryOperation(x); + + setOutput(y); + } + `}},gee=class{constructor(e){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!1,this.outputShape=e,this.enableShapeUniforms=vn(this.outputShape.length);let t=e.length,n=In("rc",t),a=ht(t),r=QQ(t,n),s=n.slice(-2),i=t<=1?"rc":`vec2(${s.join(",")})`;this.userCode=` + void main() { + ${a} rc = getOutputCoords(); + vec4 packedInput = getA(${r}); + + setOutput(getChannel(packedInput, ${i})); + } + `}},bee=gr.whereImpl,yee=1e-7,xee=1e-4,Tx={};function vee(e){return e in Tx||(Tx[e]={}),Tx[e]}var wee=G().getNumber("CPU_HANDOFF_SIZE_THRESHOLD"),kee=600;function Iee(){return G().global.screen==null?1024:G().global.screen.height*G().global.screen.width*window.devicePixelRatio*kee/1024/1024}var gk=class QA extends Pc{nextDataId(){return QA.nextDataId++}constructor(t){if(super(),this.pendingRead=new WeakMap,this.pendingDisposal=new WeakSet,this.dataRefCount=new WeakMap,this.numBytesInGPU=0,this.uploadWaitMs=0,this.downloadWaitMs=0,this.lastGlFlushTime=0,this.warnedAboutMemory=!1,this.pendingDeletes=0,this.disposed=!1,!G().getBool("HAS_WEBGL"))throw new Error("WebGL is not supported on this device");let n;if(t!=null){if(t instanceof em)n=t;else{let a=ja(G().getNumber("WEBGL_VERSION"),t);n=new em(a)}this.binaryCache={},this.gpgpuCreatedLocally=!1}else{let a=ja(G().getNumber("WEBGL_VERSION"));n=new em(a),this.binaryCache=vee(G().getNumber("WEBGL_VERSION")),this.gpgpuCreatedLocally=!0}this.gpgpu=n,this.canvas=this.gpgpu.gl.canvas,this.textureManager=new nee(this.gpgpu),this.numMBBeforeWarning=Iee(),this.texData=new $m(this,Ea())}numDataIds(){return this.texData.numDataIds()-this.pendingDeletes}writeTexture(t,n,a,r,s,i){let o=this.makeTensorInfo(n,a),l=this.texData.get(o.dataId);l.isPacked=!1,l.texture={texture:t,texShape:[r,s]},l.texShape=[r,s];let u=dc(n),p=new NS(u,!1,i),d=this.runWebGLProgram(p,[o],a,[[r,s]]);return d.shape=n,l.texture=null,this.disposeIntermediateTensorInfo(o),d.dataId}write(t,n,a){if((G().getBool("WEBGL_CHECK_NUMERICAL_PROBLEMS")||G().getBool("DEBUG"))&&this.checkNumericalProblems(t),a==="complex64"&&t!=null)throw new Error("Cannot write to a complex64 dtype. Please use tf.complex(real, imag).");let r={id:this.nextDataId()};return this.texData.set(r,{shape:n,dtype:a,values:t,usage:da.UPLOAD,refCount:1}),r}refCount(t){return this.texData.has(t)?this.texData.get(t).refCount:0}incRef(t){let n=this.texData.get(t);n.refCount++}decRef(t){if(this.texData.has(t)){let n=this.texData.get(t);n.refCount--}}move(t,n,a,r,s){if(G().getBool("DEBUG")&&this.checkNumericalProblems(n),r==="complex64")throw new Error("Cannot write to a complex64 dtype. Please use tf.complex(real, imag).");this.texData.set(t,{shape:a,dtype:r,values:n,usage:da.UPLOAD,refCount:s})}disposeIntermediateTensorInfo(t){this.disposeData(t.dataId)}readSync(t){let n=this.texData.get(t),{values:a,dtype:r,complexTensorInfos:s,slice:i,shape:o,isPacked:l}=n;if(i!=null){let c;l?c=new ss(o,es):c=new ir(o,es);let h=this.runWebGLProgram(c,[{dataId:t,shape:o,dtype:r}],r),m=this.readSync(h.dataId);return this.disposeIntermediateTensorInfo(h),m}if(a!=null)return this.convertAndCacheOnCPU(t);if(r==="string")return a;let u=this.activeTimers!=null,p;u&&(p=w.now());let d;if(r==="complex64"){let c=this.readSync(s.real.dataId),h=this.readSync(s.imag.dataId);d=T.mergeRealAndImagArrays(c,h)}else d=this.getValuesFromTexture(t);return u&&(this.downloadWaitMs+=w.now()-p),this.convertAndCacheOnCPU(t,d)}async read(t){if(this.pendingRead.has(t)){let m=this.pendingRead.get(t);return new Promise(f=>m.push(f))}let n=this.texData.get(t),{values:a,shape:r,slice:s,dtype:i,complexTensorInfos:o,isPacked:l}=n;if(s!=null){let m;l?m=new ss(r,es):m=new ir(r,es);let f=this.runWebGLProgram(m,[{dataId:t,shape:r,dtype:i}],i),g=this.read(f.dataId);return this.disposeIntermediateTensorInfo(f),g}if(a!=null)return this.convertAndCacheOnCPU(t);if(G().getBool("DEBUG")&&!G().getBool("WEBGL_DOWNLOAD_FLOAT_ENABLED")&&G().getNumber("WEBGL_VERSION")===2)throw new Error("tensor.data() with WEBGL_DOWNLOAD_FLOAT_ENABLED=false and WEBGL_VERSION=2 not yet supported.");let u=null,p;if(i!=="complex64"&&G().get("WEBGL_BUFFER_SUPPORTED")){p=this.decode(t);let m=this.texData.get(p.dataId);u=this.gpgpu.createBufferFromTexture(m.texture.texture,...Gh(r))}this.pendingRead.set(t,[]),i!=="complex64"&&await this.gpgpu.createAndWaitForFence();let d;if(i==="complex64"){let m=await Promise.all([this.read(o.real.dataId),this.read(o.imag.dataId)]),f=m[0],g=m[1];d=T.mergeRealAndImagArrays(f,g)}else if(u==null)d=this.getValuesFromTexture(t);else{let m=w.sizeFromShape(r);d=this.gpgpu.downloadFloat32MatrixFromBuffer(u,m)}if(p!=null&&this.disposeIntermediateTensorInfo(p),u!=null){let m=this.gpgpu.gl;de(m,()=>m.deleteBuffer(u))}let c=this.convertAndCacheOnCPU(t,d),h=this.pendingRead.get(t);return this.pendingRead.delete(t),h.forEach(m=>m(c)),this.pendingDisposal.has(t)&&(this.pendingDisposal.delete(t),this.disposeData(t)&&Ea().removeDataId(t,this),this.pendingDeletes--),c}readToGPU(t,n={}){let a=this.texData.get(t),{values:r,shape:s,slice:i,dtype:o,isPacked:l,texture:u}=a;if(o==="complex64")throw new Error("Does not support reading texture for complex64 dtype.");if(i!=null){let h;l?h=new ss(s,es):h=new ir(s,es);let m=this.runWebGLProgram(h,[{dataId:t,shape:s,dtype:o}],o),f=this.readToGPU(m,n);return this.disposeIntermediateTensorInfo(m),f}if(u==null)throw r!=null?new Error("Data is not on GPU but on CPU."):new Error("There is no data on GPU or CPU.");let p=this.decode(t,n.customTexShape),d=Ea().makeTensorFromTensorInfo(p),c=this.texData.get(p.dataId);return Object.assign({tensorRef:d},c.texture)}bufferSync(t){let n=this.readSync(t.dataId);if(t.dtype==="string")try{let a=n.map(r=>w.decodeString(r));return Pe(t.shape,t.dtype,a)}catch(a){throw new Error("Failed to decode encoded string bytes into utf-8")}return Pe(t.shape,t.dtype,n)}checkNumericalProblems(t){if(t!=null)for(let n=0;n0}time(t){let n=this.activeTimers,a=[],r=!1;this.programTimersStack==null?(this.programTimersStack=a,r=!0):this.activeTimers.push(a),this.activeTimers=a,t();let s=w.flatten(this.activeTimers.map(l=>l.query)).filter(l=>l!=null),i=w.flatten(this.activeTimers.map(l=>l.name)).filter(l=>l!=null);this.activeTimers=n,r&&(this.programTimersStack=null);let o={uploadWaitMs:this.uploadWaitMs,downloadWaitMs:this.downloadWaitMs,kernelMs:null,wallMs:null};return(async()=>{if(G().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE")>0){let l=await Promise.all(s);o.kernelMs=w.sum(l),o.getExtraProfileInfo=()=>l.map((u,p)=>({name:i[p],ms:u})).map(u=>`${u.name}: ${u.ms}`).join(", ")}else o.kernelMs={error:"WebGL query timers are not supported in this environment."};return this.uploadWaitMs=0,this.downloadWaitMs=0,o})()}memory(){return{unreliable:!1,numBytesInGPU:this.numBytesInGPU,numBytesInGPUAllocated:this.textureManager.numBytesAllocated,numBytesInGPUFree:this.textureManager.numBytesFree}}startTimer(){return G().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE")>0?this.gpgpu.beginQuery():{startMs:w.now(),endMs:null}}endTimer(t){return G().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE")>0?(this.gpgpu.endQuery(),t):(t.endMs=w.now(),t)}async getQueryTime(t){if(G().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE")>0)return this.gpgpu.waitForQueryAndGetTime(t);let n=t;return n.endMs-n.startMs}disposeData(t,n=!1){if(this.pendingDisposal.has(t))return!1;if(!this.texData.has(t))return!0;if(n?this.texData.get(t).refCount=0:this.texData.get(t).refCount--,!n&&this.texData.get(t).refCount>0)return!1;if(this.pendingRead.has(t))return this.pendingDisposal.add(t),this.pendingDeletes++,!1;this.releaseGPUData(t);let{complexTensorInfos:a}=this.texData.get(t);return a!=null&&(this.disposeData(a.real.dataId,n),this.disposeData(a.imag.dataId,n)),this.texData.delete(t),!0}releaseGPUData(t){let{texture:n,dtype:a,texShape:r,usage:s,isPacked:i,slice:o}=this.texData.get(t),l=o&&o.origDataId||t,u=this.dataRefCount.get(l);u>1?this.dataRefCount.set(l,u-1):(this.dataRefCount.delete(l),n!=null&&(this.numBytesInGPU-=this.computeBytes(r,a),this.textureManager.releaseTexture(n,r,s,i)));let p=this.texData.get(t);p.texture=null,p.texShape=null,p.isPacked=!1,p.slice=null}getTexture(t){return this.uploadToGPU(t),this.texData.get(t).texture.texture}getDataInfo(t){return this.texData.get(t)}shouldExecuteOnCPU(t,n=wee){return G().getBool("WEBGL_CPU_FORWARD")&&t.every(a=>this.texData.get(a.dataId).texture==null&&w.sizeFromShape(a.shape)0&&w.isString(a[0])){let s=a.map(i=>w.encodeString(i));r=this.write(s,t,n)}else r=this.write(a,t,n);return this.texData.get(r).usage=null,{dataId:r,shape:t,dtype:n}}makeOutput(t,n,a){return Ea().makeTensorFromTensorInfo(this.makeTensorInfo(t,n,a),this)}unpackTensor(t){let n=new gee(t.shape);return this.runWebGLProgram(n,[t],t.dtype)}packTensor(t){let n=new eee(t.shape);return this.runWebGLProgram(n,[t],t.dtype,null,!0)}packedReshape(t,n){let a=[ki(t.shape),...Ii(t.shape)],r={dtype:t.dtype,shape:a,dataId:t.dataId},s=[ki(n),...Ii(n)],i=new JA(s,a),o=!0,l=[a],u=this.runWebGLProgram(i,[r],t.dtype,l,o);return{dataId:u.dataId,shape:n,dtype:u.dtype}}decode(t,n){let a=this.texData.get(t),{isPacked:r,shape:s,dtype:i}=a;if(n!=null){let c=w.sizeFromShape(s),h=n[0]*n[1]*4;w.assert(c<=h,()=>"customTexShape is too small. Row * Column * 4 should be equal or larger than the size of the tensor data.")}let o=dc(s),l;r?l=new nQ(o):l=new tQ(o);let u=!0,p=[n!=null?n:Gh(o)],d=this.runWebGLProgram(l,[{shape:o,dtype:i,dataId:t}],i,p,u,n);return{dtype:i,shape:s,dataId:d.dataId}}runWebGLProgram(t,n,a,r,s=!1,i){let o=this.makeTensorInfo(t.outputShape,a),l=this.texData.get(o.dataId);if(t.packedOutput&&(l.isPacked=!0),t.outPackingScheme===Fc.DENSE){let b=i!=null?i:Gh(t.outputShape);l.texShape=b.map(y=>y*2)}if(t.outTexUsage!=null&&(l.usage=t.outTexUsage),w.sizeFromShape(o.shape)===0)return l.values=w.getTypedArrayFromDType(o.dtype,0),o;let u=[],p=n.map(b=>{if(b.dtype==="complex64")throw new Error("GPGPUProgram does not support complex64 input. For complex64 dtypes, please separate the program into real and imaginary parts.");let y=this.texData.get(b.dataId);if(y.texture==null){if(!t.packedInputs&&w.sizeFromShape(b.shape)<=G().getNumber("WEBGL_SIZE_UPLOAD_UNIFORM"))return{shape:b.shape,texData:null,isUniform:!0,uniformValues:y.values};t.packedInputs&&(y.isPacked=!0,y.shape=b.shape)}if(this.uploadToGPU(b.dataId),!!y.isPacked!=!!t.packedInputs)b=y.isPacked?this.unpackTensor(b):this.packTensor(b),u.push(b),y=this.texData.get(b.dataId);else if(y.isPacked&&!$c(y.shape,b.shape)){let x=b,v=b.shape;b.shape=y.shape,b=this.packedReshape(b,v),u.push(b),y=this.texData.get(b.dataId),x.shape=v}return{shape:b.shape,texData:y,isUniform:!1}});this.uploadToGPU(o.dataId);let d={shape:o.shape,texData:l,isUniform:!1},c=eQ(t,p,d),h=this.getAndSaveBinary(c,()=>J9(this.gpgpu,t,p,d)),m=this.activeTimers!=null,f;m&&(f=this.startTimer()),G().get("ENGINE_COMPILE_ONLY")||Q9(this.gpgpu,h,p,d,r),u.forEach(b=>this.disposeIntermediateTensorInfo(b)),m&&(f=this.endTimer(f),this.activeTimers.push({name:t.constructor.name,query:this.getQueryTime(f)}));let g=G().getNumber("WEBGL_FLUSH_THRESHOLD");if(g>0){let b=w.now();b-this.lastGlFlushTime>g&&(this.gpgpu.gl.flush(),this.lastGlFlushTime=b)}if(!G().getBool("WEBGL_LAZILY_UNPACK")&&l.isPacked&&s===!1){let b=this.unpackTensor(o);return this.disposeIntermediateTensorInfo(o),b}return o}compileAndRun(t,n,a,r,s=!1){return a=a||n[0].dtype,this.runWebGLProgram(t,n,a,r,s)}getAndSaveBinary(t,n){return t in this.binaryCache||(this.binaryCache[t]=n()),this.binaryCache[t]}getTextureManager(){return this.textureManager}dispose(){this.disposed||(G().getBool("IS_TEST")||Object.keys(this.binaryCache).forEach(t=>{this.gpgpu.deleteProgram(this.binaryCache[t].webGLProgram),delete this.binaryCache[t]}),this.textureManager.dispose(),this.canvas!=null&&typeof HTMLCanvasElement!="undefined"&&this.canvas instanceof HTMLCanvasElement?this.canvas.remove():this.canvas=null,this.gpgpuCreatedLocally&&(this.gpgpu.program=null,this.gpgpu.dispose()),this.disposed=!0)}floatPrecision(){return this.floatPrecisionValue==null&&(this.floatPrecisionValue=O(()=>{if(!G().get("WEBGL_RENDER_FLOAT32_ENABLED")){let t=G().getBool("DEBUG");G().set("DEBUG",!1);let n=this.abs(xe(1e-8)).dataSync()[0];if(G().set("DEBUG",t),n>0)return 32}return 16})),this.floatPrecisionValue}epsilon(){return this.floatPrecision()===32?yee:xee}uploadToGPU(t){let n=this.texData.get(t),{shape:a,dtype:r,values:s,texture:i,usage:o,isPacked:l}=n;if(i!=null)return;let u=this.activeTimers!=null,p;u&&(p=w.now());let d=n.texShape;if(d==null&&(d=xA(a,l),n.texShape=d),s!=null){let c=dc(a),h,m=d[1],f=d[0],g=s instanceof Uint8Array||s instanceof Uint8ClampedArray;(l||!g)&&([m,f]=vp(d[0],d[1])),l?h=new iQ(c,g):h=new NS(c,g);let b=g?[f,m]:d,y=this.makeTensorInfo(b,r),x=this.texData.get(y.dataId);g?x.usage=da.PIXELS:x.usage=da.UPLOAD,x.texShape=b,this.gpgpu.uploadDenseMatrixToTexture(this.getTexture(y.dataId),m,f,s);let v=[[f,m]],I=this.runWebGLProgram(h,[y],r,v,!0),N=this.texData.get(I.dataId);n.texShape=N.texShape,n.isPacked=N.isPacked,n.usage=N.usage,G().get("ENGINE_COMPILE_ONLY")?this.disposeData(I.dataId):(n.texture=N.texture,n.values=null,this.texData.delete(I.dataId)),this.disposeIntermediateTensorInfo(y),u&&(this.uploadWaitMs+=w.now()-p)}else{let c=this.acquireTexture(d,o,r,l);n.texture=c}}convertAndCacheOnCPU(t,n){let a=this.texData.get(t),{dtype:r}=a;return n!=null&&(a.values=See(n,r)),a.values}acquireTexture(t,n,a,r){if(this.numBytesInGPU+=this.computeBytes(t,a),!this.warnedAboutMemory&&this.numBytesInGPU>this.numMBBeforeWarning*1024*1024){let s=(this.numBytesInGPU/1024/1024).toFixed(2);this.warnedAboutMemory=!0,console.warn(`High memory usage in GPU: ${s} MB, most likely due to a memory leak`)}return this.textureManager.acquireTexture(t,n,r)}computeBytes(t,n){return t[0]*t[1]*w.bytesPerElement(n)}checkCompileCompletion(){for(let[,t]of Object.entries(this.binaryCache))this.checkCompletion_(t)}async checkCompileCompletionAsync(){let t=[];if(this.gpgpu.parallelCompilationExtension){for(let[,n]of Object.entries(this.binaryCache))t.push(this.checkCompletionAsync_(n));return Promise.all(t)}else{for(let[,n]of Object.entries(this.binaryCache)){let a=new Promise(r=>{try{this.checkCompletion_(n),r(!0)}catch(s){throw s}});t.push(a)}return Promise.all(t)}}async checkCompletionAsync_(t){return this.gpgpu.gl.getProgramParameter(t.webGLProgram,this.gpgpu.parallelCompilationExtension.COMPLETION_STATUS_KHR)?this.checkCompletion_(t):(await s0(),this.checkCompletionAsync_(t))}checkCompletion_(t){if(this.gpgpu.gl.getProgramParameter(t.webGLProgram,this.gpgpu.gl.LINK_STATUS)===!1)throw console.log(this.gpgpu.gl.getProgramInfoLog(t.webGLProgram)),this.gpgpu.gl.getShaderParameter(t.fragmentShader,this.gpgpu.gl.COMPILE_STATUS)===!1?(ik(t.source,this.gpgpu.gl.getShaderInfoLog(t.fragmentShader)),new Error("Failed to compile fragment shader.")):new Error("Failed to link vertex and fragment shaders.");return!0}getUniformLocations(){for(let t of Object.values(this.binaryCache)){this.gpgpu.buildVao(t.webGLProgram);let{variablesLocations:n,customUniformLocations:a,infLoc:r,nanLoc:s,outShapeLocation:i,outShapeStridesLocation:o,outTexShapeLocation:l}=AA(this.gpgpu,t.program,t.webGLProgram);t.variablesLocations=n,t.customUniformLocations=a,t.infLoc=r,t.nanLoc=s,t.outShapeLocation=i,t.outShapeStridesLocation=o,t.outTexShapeLocation=l}}createTensorFromGPUData(t,n,a){t.channels=t.channels||"RGBA";let{texture:r,height:s,width:i,channels:o}=t,l=Ea().backend;if(!l.gpgpu.gl.isTexture(r))throw new Error("The texture is invalid. 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NAN : result.g; + result.b = isNaN.b ? NAN : result.b; + result.a = isNaN.a ? NAN : result.a; +`,Tp=class{constructor(e,t,n,a=!1){this.variableNames=["A","B"],this.supportsBroadcasting=!0,this.packedInputs=!0,this.packedOutput=!0,this.outputShape=T.assertAndGetBroadcastShape(t,n);let r=this.outputShape.length;this.enableShapeUniforms=vn(r);let s="";if(a)if(r===0||w.sizeFromShape(this.outputShape)===1)s=` + result.y = 0.; + result.z = 0.; + result.w = 0.; + `;else if(s=` + ${ht(r)} coords = getOutputCoords(); + `,r===1)this.enableShapeUniforms?s+=` + result.y = (coords + 1) >= outShape ? 0. : result.y; + result.z = 0.; + result.w = 0.; + `:s+=` + result.y = (coords + 1) >= ${this.outputShape[0]} ? 0. : result.y; + result.z = 0.; + result.w = 0.; + `;else{let i=In("coords",r);this.enableShapeUniforms?s+=` + bool nextRowOutOfBounds = + (${i[r-2]} + 1) >= outShape[${r} - 2]; + bool nextColOutOfBounds = + (${i[r-1]} + 1) >= outShape[${r} - 1]; + result.y = nextColOutOfBounds ? 0. : result.y; + result.z = nextRowOutOfBounds ? 0. : result.z; + result.w = nextColOutOfBounds || nextRowOutOfBounds ? 0. : result.w; + `:s+=` + bool nextRowOutOfBounds = + (${i[r-2]} + 1) >= ${this.outputShape[r-2]}; + bool nextColOutOfBounds = + (${i[r-1]} + 1) >= ${this.outputShape[r-1]}; + result.y = nextColOutOfBounds ? 0. : result.y; + result.z = nextRowOutOfBounds ? 0. : result.z; + result.w = nextColOutOfBounds || nextRowOutOfBounds ? 0. : result.w; + `}this.userCode=` + vec4 binaryOperation(vec4 a, vec4 b) { + ${e} + } + + void main() { + vec4 a = getAAtOutCoords(); + vec4 b = getBAtOutCoords(); + + vec4 result = binaryOperation(a, b); + ${s} + + setOutput(result); + } + `}};function aa(e){let{inputs:t,backend:n}=e,{x:a}=t;return n.incRef(a.dataId),{dataId:a.dataId,shape:a.shape,dtype:a.dtype}}var Cee={kernelName:no,backendName:"webgl",kernelFunc:aa};function Os(e){let{inputs:t,backend:n}=e,{real:a,imag:r}=t,s=n.makeTensorInfo(a.shape,"complex64"),i=n.texData.get(s.dataId),o=aa({inputs:{x:a},backend:n}),l=aa({inputs:{x:r},backend:n});return i.complexTensorInfos={real:o,imag:l},s}var Eee={kernelName:Mm,backendName:"webgl",kernelFunc:Os},tF="return (a < 0.) ? b * a : a;",nF=` + vec4 aLessThanZero = vec4(lessThan(a, vec4(0.))); + return (aLessThanZero * (b * a)) + ((vec4(1.0) - aLessThanZero) * a); +`;function _ee(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{alpha:s}=a,i=n.makeTensorInfo([],"float32",w.createScalarValue(s,"float32")),o=G().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new Tp(nF,r.shape,i.shape):new Si(tF,r.shape,i.shape),l=n.runWebGLProgram(o,[r,i],"float32");return n.disposeIntermediateTensorInfo(i),l}var Aee={kernelName:io,backendName:"webgl",kernelFunc:_ee},aF="return (a < 0.) ? b * a : a;",rF=` + vec4 aLessThanZero = vec4(lessThan(a, vec4(0.))); + return (aLessThanZero * (b * a)) + ((vec4(1.0) - aLessThanZero) * a); +`;function Fee(e){let{inputs:t,backend:n}=e,{x:a,alpha:r}=t,s=G().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new Tp(rF,a.shape,r.shape):new Si(aF,a.shape,r.shape);return n.runWebGLProgram(s,[a,r],"float32")}var $ee={kernelName:Io,backendName:"webgl",kernelFunc:Fee},Cp="if (isnan(x)) return x;";function Ze({opSnippet:e,packedOpSnippet:t,cpuKernelImpl:n,dtype:a}){return({inputs:r,backend:s})=>{let{x:i}=r,o=s,l=a||i.dtype;if(o.shouldExecuteOnCPU([i])&&n!=null){let d=o.texData.get(i.dataId),c=n(d.values,l);return o.makeTensorInfo(i.shape,l,c)}let u=G().getBool("WEBGL_PACK_UNARY_OPERATIONS")&&t!=null,p;return u?p=new ss(i.shape,t):p=new ir(i.shape,e),o.runWebGLProgram(p,[i],l)}}function fn({opSnippet:e,packedOpSnippet:t,checkOutOfBounds:n=!1,supportsComplex:a=!1,cpuKernelImpl:r,dtype:s}){return({inputs:i,backend:o})=>{let{a:l,b:u}=i,p=o;if(a&&l.dtype==="complex64"){let m=p.texData.get(l.dataId),f=p.texData.get(u.dataId),[g,b]=[[m.complexTensorInfos.real,f.complexTensorInfos.real],[m.complexTensorInfos.imag,f.complexTensorInfos.imag]].map(x=>{let[v,I]=x,N={dataId:v.dataId,dtype:v.dtype,shape:l.shape},C={dataId:I.dataId,dtype:I.dtype,shape:u.shape},_=new Si(e,l.shape,u.shape);return p.runWebGLProgram(_,[N,C],ga(v.dtype,I.dtype))}),y=Os({inputs:{real:g,imag:b},backend:p});return p.disposeIntermediateTensorInfo(g),p.disposeIntermediateTensorInfo(b),y}let d=s||ga(l.dtype,u.dtype);if((l.dtype==="string"||u.dtype==="string"||p.shouldExecuteOnCPU([l,u]))&&r!=null){let m=p.texData.get(l.dataId).values,f=p.texData.get(u.dataId).values,g=l.dtype==="string"?T.fromUint8ToStringArray(m):m,b=l.dtype==="string"?T.fromUint8ToStringArray(f):f,[y,x]=r(l.shape,u.shape,g,b,d),v=p.makeTensorInfo(x,d),I=p.texData.get(v.dataId);return I.values=y,v}let c=G().getBool("WEBGL_PACK_BINARY_OPERATIONS")&&t!=null,h;return c?h=new Tp(t,l.shape,u.shape,n):h=new Si(e,l.shape,u.shape),p.runWebGLProgram(h,[l,u],d)}}function Dc(e,t=!1){if(e==="linear")return t?cee:iee;if(e==="relu")return t?hee:lee;if(e==="elu")return t?dee:oee;if(e==="relu6")return t?mee:uee;if(e==="prelu")return t?rF:aF;if(e==="leakyrelu")return t?nF:tF;if(e==="sigmoid")return t?fee:pee;throw new Error(`Activation ${e} has not been implemented for the WebGL backend.`)}var sF=class{constructor(e,t,n,a=!1,r=!1,s=!1,i=null,o=!1,l=!1){this.variableNames=["matrixA","matrixB"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=n,this.enableShapeUniforms=vn(this.outputShape.length);let u=a?e[1]:e[2],p=Math.ceil(u/2),d=a?"i * 2, rc.y":"rc.y, i * 2",c=r?"rc.z, i * 2":"i * 2, rc.z",h=a?["a.xxyy","a.zzww"]:["a.xxzz","a.yyww"],m=r?["b.xzxz","b.ywyw"]:["b.xyxy","b.zwzw"],f="",g="";i&&(o?f=`vec4 activation(vec4 a) { + vec4 b = getPreluActivationWeightsAtOutCoords(); + ${i} + }`:l?f=`vec4 activation(vec4 a) { + vec4 b = getLeakyreluAlphaAtOutCoords(); + ${i} + }`:f=`vec4 activation(vec4 x) { + ${i} + }`,g="result = activation(result);");let b=s?"result += getBiasAtOutCoords();":"";s&&this.variableNames.push("bias"),o&&this.variableNames.push("preluActivationWeights"),l&&this.variableNames.push("leakyreluAlpha");let y="rc.x",x="rc.x";e[0]`The new shape (${l}) has ${u} elements and the old shape (${r.shape}) has ${o} elements. 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+ vec4 values = vec4( + getValue(batch, inIdx), + getValue(batch, inIdx + 1), + getValue(batch, inIdx + 2), + getValue(batch, inIdx + 3) + ); + + ${l} + } + + int inIdx = inOffset + ${i}; + if (${o===1}) { + vec4 values = vec4(getValue(batch, inIdx), 0.0, 0.0, 0.0); + + ${l} + } else if (${o===2}) { + vec4 values = vec4( + getValue(batch, inIdx), + getValue(batch, inIdx + 1), 0.0, 0.0); + + ${l} + } else if (${o===3}) { + vec4 values = vec4( + getValue(batch, inIdx), + getValue(batch, inIdx + 1), + getValue(batch, inIdx + 2), 0.0); + + ${l} + } + setOutput(sumValue); + } + `}},Oee=class{constructor(e,t){this.variableNames=["x"];let{windowSize:n,batchSize:a,inSize:r,outSize:s}=e;this.outputShape=[a,s];let i="0.0",o="";t==="prod"?i="1.0":t==="min"?(i="1.0 / 1e-20",o="min"):t==="max"&&(i="-1.0 / 1e-20",o="max");let l=`${t}(${t}(${t}(minMaxValue[0], minMaxValue[1]), minMaxValue[2]), minMaxValue[3])`;t==="sum"?l="sumValue":t==="prod"?l="prodValue":t==="all"?l="allValue":t==="any"&&(l="anyValue");let u=Math.floor(n/4)*4,p=n%4,d=` + if (${t==="sum"}) { + sumValue += dot(values, ones); + } else if (${t==="prod"}) { + vec2 tmp = vec2(values[0], values[1]) * vec2(values[2], values[3]); + prodValue *= tmp[0] * tmp[1]; + } else { + minMaxValue = ${o}(values, minMaxValue); + if (${t==="min"} || ${t==="max"}) { + minMaxValue = ${o}(values, minMaxValue); + bvec4 isNaN = isnan(values); + if (isNaN.r || isNaN.g || isNaN.b || isNaN.a) { + minMaxValue = vec4(NAN); + } + } + } + `,c="vec4";t==="all"?(i="1.0",d=` + bool reducedAllValue = all(values); + float floatedReducedAllValue = float(reducedAllValue); + allValue = float(allValue >= 1.0 && floatedReducedAllValue >= 1.0); + `,c="bvec4"):t==="any"&&(i="0.0",d=` + bool reducedAnyValue = any(values); + float floatedReducedAnyValue = float(reducedAnyValue); + anyValue = float(anyValue >= 1.0 || floatedReducedAnyValue >= 1.0); + `,c="bvec4");let h="";r%n>0&&(h=` + if (inIdx < 0 || inIdx >= ${r}) { + return initializationValue; + } + `),this.userCode=` + const float initializationValue = ${i}; + const vec4 ones = vec4(1.0, 1.0, 1.0, 1.0); + + float getValue(int batch, int inIdx) { + ${h} + return getX(batch, inIdx); + } + + void main() { + ivec2 coords = getOutputCoords(); + int batch = coords[0]; + int outIdx = coords[1]; + int inOffset = outIdx * ${n}; + + vec4 minMaxValue = vec4(${i}); + float prodValue = 1.0; + float sumValue = 0.0; + float allValue = 1.0; + float anyValue = 0.0; + + for (int i = 0; i < ${u}; i += 4) { + int inIdx = inOffset + i; + ${c} values = ${c}( + getValue(batch, inIdx), + getValue(batch, inIdx + 1), + getValue(batch, inIdx + 2), + getValue(batch, inIdx + 3) + ); + + ${d} + } + + int inIdx = inOffset + ${u}; + if (${p===1}) { + ${c} values = ${c}( + getValue(batch, inIdx), + initializationValue, + initializationValue, + initializationValue + ); + + ${d} + } else if (${p===2}) { + ${c} values = ${c}( + getValue(batch, inIdx), + getValue(batch, inIdx + 1), + initializationValue, + initializationValue + ); + + ${d} + } else if (${p===3}) { + ${c} values = ${c}( + getValue(batch, inIdx), + getValue(batch, inIdx + 1), + getValue(batch, inIdx + 2), + initializationValue + ); + + ${d} + } + setOutput(${l}); + } + `}};function Pee(e){let t=[];for(;t.length===0||t[t.length-1].outSize!==1;){let n=t.length?t[t.length-1].outSize:e[1],a=T.computeOptimalWindowSize(n);t.push({inSize:n,windowSize:a,outSize:Math.ceil(n/a)})}return t}function nl(e,t,n,a){let r=Pee(e.shape),s=e;for(let i=0;i6)throw Error(`Transpose for rank ${t} is not yet supported`);let n=["resRC.x","resRC.y","resRC.z","resRC.w","resRC.u","resRC.v"],a=new Array(t);for(let r=0;r6)throw Error(`Packed transpose for rank ${this.rank} is not yet supported.`);let a=ht(this.rank),r=ZA("rc",this.rank),s=new Array(this.rank);for(let u=0;u`Error in matMul: inner shapes (${d}) and (${c}) of Tensors with shapes ${e.shape} and ${t.shape} and transposeA=${n} and transposeB=${a} must match.`);let v=n?[b,d,h]:[b,h,d],I=a?[y,m,c]:[y,c,m],N=ce({inputs:{x:e},backend:r,attrs:{shape:v}}),C=ce({inputs:{x:t},backend:r,attrs:{shape:I}}),_=[N,C],F=Math.max(b,y),D=n?N.shape[1]:N.shape[2],$=s!=null,S=i!=null,M=l==="leakyrelu",B=l!=null?Dc(l,!0):null,U=$||S||M||B!=null,H;if((h===1||m===1)&&D>iF&&U===!1){let K=N,Z=C;n&&(K=Sn({inputs:{x:N},backend:r,attrs:{perm:[0,2,1]}}),_.push(K)),a&&(Z=Sn({inputs:{x:C},backend:r,attrs:{perm:[0,2,1]}}),_.push(Z));let J=m!==1,ee=m===1,ae=K;J&&(ae=ce({inputs:{x:K},backend:r,attrs:{shape:[F,D,1]}}),_.push(ae));let te=m===1?2:1,se=Z;ee&&(se=ce({inputs:{x:Z},backend:r,attrs:{shape:[F,1,D]}}),_.push(se));let ie=yk({inputs:{a:ae,b:se},backend:r});H=ng({inputs:{x:ie},backend:r,attrs:{axis:te,keepDims:!0}}),_.push(ie)}else{let K=ga(e.dtype,t.dtype),Z=new sF(v,I,[F,h,m],n,a,$,B,S,M),J=[N,C];if(s!=null&&J.push(s),S&&J.push(i),M){let ee=r.makeTensorInfo([],"float32",w.createScalarValue(o,"float32"));J.push(ee),_.push(ee)}H=r.runWebGLProgram(Z,J,K)}let q=ce({inputs:{x:H},backend:r,attrs:{shape:x}});_.push(H);for(let K of _)r.disposeIntermediateTensorInfo(K);return q}function Gee(e){let{inputs:t,backend:n,attrs:a}=e,{a:r,b:s,bias:i,preluActivationWeights:o}=t,{transposeA:l,transposeB:u,activation:p,leakyreluAlpha:d}=a;return Cm({a:r,b:s,transposeA:l,transposeB:u,backend:n,bias:i,preluActivationWeights:o,leakyreluAlpha:d,activation:p})}var Hee={kernelName:li,backendName:"webgl",kernelFunc:Gee},RS="return abs(x);";function jee(e){let{inputs:t,backend:n}=e,{x:a}=t;if(n.shouldExecuteOnCPU([a])&&a.dtype!=="complex64"){let s=n.texData.get(a.dataId),i=XA(s.values);return n.makeTensorInfo(a.shape,a.dtype,i)}let r;return G().getBool("WEBGL_PACK_UNARY_OPERATIONS")?r=new ss(a.shape,RS):r=new ir(a.shape,RS),n.runWebGLProgram(r,[a],a.dtype)}var qee={kernelName:uu,backendName:"webgl",kernelFunc:jee},Kee=Ma+` + if (abs(x) > 1.) { + return NAN; + } + return acos(x); +`,Xee=Ze({opSnippet:Kee}),Yee={kernelName:Ci,backendName:"webgl",kernelFunc:Xee},Zee=Ma+` + if (x < 1.0) return NAN; +return log(x + sqrt(x * x - 1.0));`,Jee=Ze({opSnippet:Zee}),Qee={kernelName:Ei,backendName:"webgl",kernelFunc:Jee},MS="return a + b;",ete=fn({opSnippet:MS,packedOpSnippet:MS,supportsComplex:!0,cpuKernelImpl:lQ}),tte={kernelName:Ss,backendName:"webgl",kernelFunc:ete},nte=class{constructor(e,t){this.outputShape=[],this.outputShape=e,this.variableNames=t.map((r,s)=>`T${s}`);let n=[];this.variableNames.forEach(r=>{n.push(`float v${r} = get${r}AtOutCoords();`)});let a=this.variableNames.map(r=>`v${r}`).join(" + ");this.userCode=` + void main() { + ${n.join(` + `)} + + float result = ${a}; + setOutput(result); + } + `}},ate=class{constructor(e,t){this.outputShape=[],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=e,this.variableNames=t.map((r,s)=>`T${s}`);let n=[];this.variableNames.forEach(r=>{n.push(`vec4 v${r} = get${r}AtOutCoords();`)});let a=this.variableNames.map(r=>`v${r}`).join(" + ");this.userCode=` + void main() { + ${n.join(` + `)} + + vec4 result = ${a}; + setOutput(result); + } + `}};function tm(e){let{inputs:t,backend:n}=e,a=t;if(a.length===1)return aa({inputs:{x:a[0]},backend:n});if(a.length>G().getNumber("WEBGL_MAX_TEXTURES_IN_SHADER")){let o=Math.floor(a.length/2),l=tm({inputs:a.slice(0,o),backend:n}),u=tm({inputs:a.slice(o),backend:n});return tm({inputs:[l,u],backend:n})}let r=a.map(o=>o.dtype).reduce((o,l)=>ga(o,l)),s=a.map(o=>o.shape),i=G().getBool("WEBGL_PACK")?new ate(a[0].shape,s):new nte(a[0].shape,s);return n.runWebGLProgram(i,a,r)}var rte={kernelName:_i,backendName:"webgl",kernelFunc:tm};function ste(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{axis:s,keepDims:i}=a,o=r.shape.length,l=w.parseAxisParam(s,r.shape),u=l,p=T.getAxesPermutation(u,o),d=r;p!=null&&(d=Sn({inputs:{x:r},backend:n,attrs:{perm:p}}),u=T.getInnerMostAxes(u.length,o)),T.assertAxesAreInnerMostDims("all",u,o);let[c,h]=T.computeOutAndReduceShapes(d.shape,u),m=w.sizeFromShape(h),f=ce({inputs:{x:d},backend:n,attrs:{shape:[-1,m]}}),g=nl(f,f.dtype,"all",n),b;if(i){let y=T.expandShapeToKeepDim(c,l);b=ce({inputs:{x:g},backend:n,attrs:{shape:y}})}else b=ce({inputs:{x:g},backend:n,attrs:{shape:c}});return n.disposeIntermediateTensorInfo(f),n.disposeIntermediateTensorInfo(g),p!=null&&n.disposeIntermediateTensorInfo(d),b}var ite={kernelName:pu,backendName:"webgl",kernelFunc:ste};function ote(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{axis:s,keepDims:i}=a,o=r.shape.length,l=w.parseAxisParam(s,r.shape),u=l,p=T.getAxesPermutation(u,o),d=r;p!=null&&(d=Sn({inputs:{x:r},backend:n,attrs:{perm:p}}),u=T.getInnerMostAxes(u.length,o)),T.assertAxesAreInnerMostDims("any",u,o);let[c,h]=T.computeOutAndReduceShapes(d.shape,u),m=w.sizeFromShape(h),f=ce({inputs:{x:d},backend:n,attrs:{shape:[-1,m]}}),g=nl(f,f.dtype,"any",n),b;if(i){let y=T.expandShapeToKeepDim(c,l);b=ce({inputs:{x:g},backend:n,attrs:{shape:y}})}else b=ce({inputs:{x:g},backend:n,attrs:{shape:c}});return n.disposeIntermediateTensorInfo(f),n.disposeIntermediateTensorInfo(g),p!=null&&n.disposeIntermediateTensorInfo(d),b}var lte={kernelName:cu,backendName:"webgl",kernelFunc:ote},ute=class{constructor(e,t,n){this.variableNames=["A"];let{windowSize:a,batchSize:r,outSize:s}=e;n||this.variableNames.push("bestIndicesA"),this.outputShape=[r,s];let i=t==="max"?">":"<",o=n?"inOffset + i;":"round(getBestIndicesA(batch, inOffset + i));";this.userCode=` + void main() { + ivec2 coords = getOutputCoords(); + int batch = coords[0]; + int outIdx = coords[1]; + int inOffset = outIdx * ${a}; + + int bestIndex = inOffset; + float bestValue = getA(batch, bestIndex); + + for (int i = 0; i < ${a}; i++) { + int inIdx = ${o}; + float candidate = getA(batch, inIdx); + if (candidate ${i} bestValue) { + bestValue = candidate; + bestIndex = inIdx; + } + } + setOutput(float(bestIndex)); + } + `}},pte=class{constructor(e,t,n,a){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,w.assert(e.length>2,()=>`Packed arg${n.charAt(0).toUpperCase()+n.slice(1)} supports only inputs with rank above 2.`);let r=e[e.length-1],s=Math.ceil(r/t);this.outputShape=e.slice(0,-1),s>1&&this.outputShape.push(s),a||this.variableNames.push("bestIndicesA");let i=this.outputShape,o=i.length,l=ht(o),u=In("coords",o),p,d;if(s===1){d=o+1;let C=ht(d);p=` + ${C} sourceLocR = ${C}(${u.join()}, 0); + ++${u[o-1]}; + ${C} sourceLocG = ${C}(${u.join()}, 0); + ++${u[o-2]}; + ${C} sourceLocA = ${C}(${u.join()}, 0); + --${u[o-1]}; + ${C} sourceLocB = ${C}(${u.join()}, 0); + --${u[o-2]};`}else d=o,p=` + ${l} sourceLocR = coords; + ++${u[o-1]}; + ${l} sourceLocG = coords; + ++${u[o-2]}; + ${l} sourceLocA = coords; + --${u[o-1]}; + ${l} sourceLocB = coords; + --${u[o-2]};`;let c=["x","y","z","w","u","v"].slice(0,d),h="."+c[d-1],m=c.map(C=>"int "+C),f=In("sourceLocR",d-1).concat("inIdx.r"),g=In("sourceLocG",d-1).concat("inIdx.g"),b=In("sourceLocB",d-1).concat("inIdx.b"),y=In("sourceLocA",d-1).concat("inIdx.a"),x=n==="max"?"greaterThan":"lessThan",v=a?"":` + inIdx = round(vec4(getBestIndicesAChannel(${f.join()}), + getBestIndicesAChannel(${g.join()}), + getBestIndicesAChannel(${b.join()}), + getBestIndicesAChannel(${y.join()})));`,I=`vec4( + getAChannel(${f.join()}), + hasNextCol ? getAChannel(${g.join()}) : 0., + hasNextRow ? getAChannel(${b.join()}) : 0., + hasNextRow && hasNextCol ? getAChannel(${y.join()}) : 0.)`,N=a?"":` + float getBestIndicesAChannel(${m.join()}) { + return getChannel(getBestIndicesA(${c.join()}), + vec2(${c.slice(-2).join()})); + }`;this.userCode=` + float getAChannel(${m.join()}) { + return getChannel(getA(${c.join()}), + vec2(${c.slice(-2).join()})); + } + ${N} + void main() { + ${l} coords = getOutputCoords(); + bool hasNextCol = ${u[o-1]} < ${i[o-1]-1}; + bool hasNextRow = ${u[o-2]} < ${i[o-2]-1}; + ${p} + ivec4 srcIdx = ivec4(sourceLocR${h}, sourceLocG${h}, + sourceLocB${h}, sourceLocA${h}) * ${t}; + ivec4 inIdx = srcIdx; + vec4 bestIndex = vec4(inIdx); + vec4 bestValue = ${I}; + + for (int i = 0; i < ${t}; i++) { + inIdx = srcIdx; + ${v} + vec4 candidate = ${I}; + bvec4 nan = isnan(candidate); + bvec4 replace = bvec4( + vec4(${x}(candidate, bestValue)) * (vec4(1.0) - vec4(nan))); + + bestValue = vec4(replace.x ? candidate.x : bestValue.x, + replace.y ? candidate.y : bestValue.y, + replace.z ? candidate.z : bestValue.z, + replace.w ? candidate.w : bestValue.w); + bestIndex = mix(bestIndex, vec4(inIdx), vec4(replace)); + srcIdx++; + } + setOutput(bestIndex); + } + `}};function oF(e,t,n,a=null){let r=t.shape[0],s=t.shape[1];a!=null&&(r=a.shape[0],s=a.shape[1]);let i=T.computeOptimalWindowSize(s),o={windowSize:i,inSize:s,batchSize:r,outSize:Math.ceil(s/i)},l=new ute(o,n,a==null),u=[t];a!=null&&u.push(a);let p=e.runWebGLProgram(l,u,"int32");if(p.shape[1]===1)return p;let d=oF(e,t,n,p);return e.disposeIntermediateTensorInfo(p),d}function lF(e,t,n,a=null){let r=a!=null?a.shape:t.shape,s=r[r.length-1],i=T.computeOptimalWindowSize(s),o=new pte(r,i,n,a==null),l=a==null?[t]:[t,a],u=e.runWebGLProgram(o,l,"int32");if(u.shape.length===t.shape.length){let p=lF(e,t,n,u);return e.disposeIntermediateTensorInfo(u),p}return u}function uF(e,t,n,a){let r=[n];if(T.assertAxesAreInnerMostDims("arg"+a.charAt(0).toUpperCase()+a.slice(1),r,t.shape.length),!G().getBool("WEBGL_PACK_REDUCE")||t.shape.length<=2){let s=[],i=e.texData.get(t.dataId),o=i!==null&&i.isPacked,l=t;o&&(l=e.unpackTensor(t),s.push(l));let[u,p]=T.computeOutAndReduceShapes(l.shape,r),d=w.sizeFromShape(p),c=ce({inputs:{x:l},backend:e,attrs:{shape:[-1,d]}});s.push(c);let h=oF(e,c,a);s.push(h);let m=ce({inputs:{x:h},backend:e,attrs:{shape:u}});return s.forEach(f=>e.disposeIntermediateTensorInfo(f)),m}return lF(e,t,a)}function cte(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{axis:s}=a,i=w.parseAxisParam(s,r.shape),o=T.getAxesPermutation(i,r.shape.length),l=r,u=[];o!=null&&(l=Sn({inputs:{x:r},backend:n,attrs:{perm:o}}),u.push(l),i=T.getInnerMostAxes(i.length,l.shape.length)),T.assertAxesAreInnerMostDims("argMax",[i[0]],l.shape.length);let p=uF(n,l,i[0],"max");return u.forEach(d=>n.disposeIntermediateTensorInfo(d)),p}var dte={kernelName:du,backendName:"webgl",kernelFunc:cte};function hte(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{axis:s}=a,i=w.parseAxisParam(s,r.shape),o=T.getAxesPermutation(i,r.shape.length),l=r,u=[];o!=null&&(l=Sn({inputs:{x:r},backend:n,attrs:{perm:o}}),u.push(l),i=T.getInnerMostAxes(i.length,l.shape.length)),T.assertAxesAreInnerMostDims("argMin",[i[0]],l.shape.length);let p=uF(n,l,i[0],"min");return u.forEach(d=>n.disposeIntermediateTensorInfo(d)),p}var mte={kernelName:hu,backendName:"webgl",kernelFunc:hte},fte=Ma+` + if (abs(x) > 1.) { + return NAN; + } + return asin(x); +`,gte=Ze({opSnippet:fte}),bte={kernelName:Ai,backendName:"webgl",kernelFunc:gte},yte=Ma+"return log(x + sqrt(x * x + 1.0));",xte=Ze({opSnippet:yte}),vte={kernelName:Fi,backendName:"webgl",kernelFunc:xte},wte=Ma+` + return atan(x); +`,kte=Ze({opSnippet:wte}),Ite={kernelName:$i,backendName:"webgl",kernelFunc:kte},Ste=bk+` + return atan(a, b); +`,Nte=` + vec4 result = atan(a, b); + bvec4 isNaNA = isnan(a); + bvec4 isNaNB = isnan(b); + bvec4 isNaN = bvec4(isNaNA.x || isNaNB.x, isNaNA.y || isNaNB.y, isNaNA.z || isNaNB.z, isNaNA.w || isNaNB.w); + `+tl+` + return result; +`,Tte=fn({opSnippet:Ste,packedOpSnippet:Nte}),Cte={kernelName:Ri,backendName:"webgl",kernelFunc:Tte},Ete=Ma+` + if ((x < -1.0) || (x > 1.0)) return NAN; +return (log(1.0 + x) - log(1.0 - x)) / 2.0;`,_te=Ze({opSnippet:Ete}),Ate={kernelName:Di,backendName:"webgl",kernelFunc:_te},Rc=class{constructor(e,t,n,a=!1,r=!1){if(this.variableNames=["x"],t==="avg"&&n)throw new Error("Cannot compute positions for average pool.");let s=e.filterWidth,i=e.strideHeight,o=e.strideWidth,l=e.dilationHeight,u=e.dilationWidth,p=e.effectiveFilterHeight,d=e.effectiveFilterWidth,c=e.padInfo.top,h=e.padInfo.left;this.outputShape=e.outShape;let m=t==="avg",f=`((batch * ${e.inHeight} + xR) * ${e.inWidth} + xC) * ${e.inChannels} + d`,g=`(xR * ${e.inWidth} + xC) * ${e.inChannels} + d`,b="0.0";if(m||(b="-1.0 / 1e-20"),n){let C=">=";this.userCode=` + const ivec2 strides = ivec2(${i}, ${o}); + const ivec2 pads = ivec2(${c}, ${h}); + + void main() { + ivec4 coords = getOutputCoords(); + int batch = coords[0]; + int d = coords[3]; + + ivec2 xRCCorner = coords.yz * strides - pads; + int xRCorner = xRCCorner.x; + int xCCorner = xRCCorner.y; + + // max/min x(?, ?, d) to get y(yR, yC, d). + // ? = to be determined + float minMaxValue = 0.0; + float minMaxValueFound = 0.0; + int minMaxPosition = 0; + float avgValue = 0.0; + + for (int wR = 0; wR < ${p}; + wR += ${l}) { + int xR = xRCorner + wR; + + if (xR < 0 || xR >= ${e.inHeight}) { + continue; + } + + for (int wC = 0; wC < ${d}; + wC += ${u}) { + int xC = xCCorner + wC; + + if (xC < 0 || xC >= ${e.inWidth}) { + continue; + } + + float value = getX(batch, xR, xC, d); + + // If a min / max value has already been found, use it. If not, + // use the current value. + float currMinMaxValue = mix( + value, minMaxValue, minMaxValueFound); + if (value ${C} currMinMaxValue) { + minMaxValue = value; + minMaxValueFound = 1.0; + minMaxPosition = ${a?r?f:g:`wR * ${d} + wC`}; + } + } + } + setOutput(float(minMaxPosition)); + } + `;return}let y="max",x=`${t}(${t}(${t}(minMaxValue[0], minMaxValue[1]), minMaxValue[2]), minMaxValue[3])`;t==="avg"&&(x="avgValue / max(count, 1.0)");let v=Math.floor(s/4)*4,I=s%4,N=` + if (${m}) { + avgValue += dot(values, ones); + } else { + minMaxValue = ${y}(values, minMaxValue); + } + `;this.userCode=` + const ivec2 strides = ivec2(${i}, ${o}); + const ivec2 pads = ivec2(${c}, ${h}); + const float initializationValue = ${b}; + const vec4 ones = vec4(1.0, 1.0, 1.0, 1.0); + + float count = 0.0; + + float getValue(int batch, int xR, int xC, int d) { + if (xC < 0 || xC >= ${e.inWidth}) { + return initializationValue; + } + count += 1.0; + return getX(batch, xR, xC, d); + } + + void main() { + ivec4 coords = getOutputCoords(); + int batch = coords[0]; + int d = coords[3]; + + ivec2 xRCCorner = coords.yz * strides - pads; + int xRCorner = xRCCorner.x; + int xCCorner = xRCCorner.y; + + // max/min x(?, ?, d) to get y(yR, yC, d). + // ? = to be determined + vec4 minMaxValue = vec4(${b}); + float avgValue = 0.0; + count = 0.0; + + for (int wR = 0; wR < ${p}; + wR += ${l}) { + int xR = xRCorner + wR; + + if (xR < 0 || xR >= ${e.inHeight}) { + continue; + } + + for (int wC = 0; wC < ${v}; wC += 4) { + int xC = xCCorner + wC * ${u}; + + vec4 values = vec4( + getValue(batch, xR, xC, d), + getValue(batch, xR, xC + ${u}, d), + getValue(batch, xR, xC + 2 * ${u}, d), + getValue(batch, xR, xC + 3 * ${u}, d) + ); + + ${N} + } + + int xC = xCCorner + ${v}; + if (${I===1}) { + vec4 values = vec4( + getValue(batch, xR, xC, d), + initializationValue, + initializationValue, + initializationValue + ); + + ${N} + } else if (${I===2}) { + vec4 values = vec4( + getValue(batch, xR, xC, d), + getValue(batch, xR, xC + ${u}, d), + initializationValue, + initializationValue + ); + + ${N} + } else if (${I===3}) { + vec4 values = vec4( + getValue(batch, xR, xC, d), + getValue(batch, xR, xC + ${u}, d), + getValue(batch, xR, xC + 2 * ${u}, d), + initializationValue + ); + + ${N} + } + } + setOutput(${x}); + } + `}},xk=class{constructor(e,t,n,a=!1,r=!1){if(this.variableNames=["x"],t==="avg"&&n)throw new Error("Cannot compute positions for average pool.");let s=e.filterWidth,i=e.strideDepth,o=e.strideHeight,l=e.strideWidth,u=e.dilationDepth,p=e.dilationHeight,d=e.dilationWidth,c=e.effectiveFilterDepth,h=e.effectiveFilterHeight,m=e.effectiveFilterWidth,f=e.padInfo.front,g=e.padInfo.top,b=e.padInfo.left;this.outputShape=e.outShape;let y=t==="avg",x="0.0";if(y||(x="-1.0 / 1e-20"),n){let F=">=";this.userCode=` + const ivec3 strides = + ivec3(${i}, ${o}, ${l}); + const ivec3 pads = ivec3(${f}, ${g}, ${b}); + + void main() { + ivec5 coords = getOutputCoords(); + int batch = coords.x; + int ch = coords.u; + + ivec3 xCorner = ivec3(coords.y, coords.z, coords.w) * strides - pads; + int xDCorner = xCorner.x; + int xRCorner = xCorner.y; + int xCCorner = xCorner.z; + + // max/min x(?, ?, ?, ch) to get y(yD, yR, yC, ch). + // ? = to be determined + float minMaxValue = 0.0; + float minMaxValueFound = 0.0; + int minMaxPosition = 0; + + for (int wD = 0; wD < ${c}; + wD += ${u}) { + int xD = xDCorner + wD; + + if (xD < 0 || xD >= ${e.inDepth}) { + continue; + } + + for (int wR = 0; wR < ${h}; + wR += ${p}) { + int xR = xRCorner + wR; + + if (xR < 0 || xR >= ${e.inHeight}) { + continue; + } + + for (int wC = 0; wC < ${m}; + wC += ${d}) { + int xC = xCCorner + wC; + + if (xC < 0 || xC >= ${e.inWidth}) { + continue; + } + + float value = getX(batch, xD, xR, xC, ch); + + // If a min / max value has already been found, use it. If not, + // use the current value. + float currMinMaxValue = mix( + value, minMaxValue, minMaxValueFound); + if (value ${F} currMinMaxValue) { + minMaxValue = value; + minMaxValueFound = 1.0; + minMaxPosition = ${a?r?`(((batch * ${e.inDepth} + xD) * ${e.inHeight} + xR) * ${e.inWidth} + xC) * ${e.inChannels} + ch`:`((xD * ${e.inHeight} + xR) * ${e.inWidth} + xC) * ${e.inChannels} + ch`:`wD * ${h} * ${m} + + wR * ${m} + wC`}; + } + } + } + } + setOutput(float(minMaxPosition)); + } + `;return}let v="max",I=`${t}(${t}(${t}(minMaxValue[0], minMaxValue[1]), minMaxValue[2]), minMaxValue[3])`;t==="avg"&&(I="avgValue / max(count, 1.0)");let N=Math.floor(s/4)*4,C=s%4,_=` + if (${y}) { + avgValue += dot(values, ones); + } else { + minMaxValue = ${v}(values, minMaxValue); + } + `;this.userCode=` + const ivec3 strides = + ivec3(${i}, ${o}, ${l}); + const ivec3 pads = ivec3(${f}, ${g}, ${b}); + const float initializationValue = ${x}; + const vec4 ones = vec4(1.0, 1.0, 1.0, 1.0); + + float count = 0.0; + + float getValue(int batch, int xD, int xR, int xC, int ch) { + if (xC < 0 || xC >= ${e.inWidth}) { + return initializationValue; + } + count += 1.0; + return getX(batch, xD, xR, xC, ch); + } + + void main() { + ivec5 coords = getOutputCoords(); + int batch = coords.x; + int ch = coords.u; + + ivec3 xCorner = ivec3(coords.y, coords.z, coords.w) * strides - pads; + int xDCorner = xCorner.x; + int xRCorner = xCorner.y; + int xCCorner = xCorner.z; + + // max/min x(?, ?, ?, d) to get y(yD, yR, yC, ch). + // ? = to be determined + vec4 minMaxValue = vec4(${x}); + float avgValue = 0.0; + count = 0.0; + + for (int wD = 0; wD < ${c}; + wD += ${u}) { + int xD = xDCorner + wD; + + if (xD < 0 || xD >= ${e.inDepth}) { + continue; + } + + for (int wR = 0; wR < ${h}; + wR += ${p}) { + int xR = xRCorner + wR; + + if (xR < 0 || xR >= ${e.inHeight}) { + continue; + } + + for (int wC = 0; wC < ${N}; wC += 4) { + int xC = xCCorner + wC * ${d}; + + vec4 values = vec4( + getValue(batch, xD, xR, xC, ch), + getValue(batch, xD, xR, xC + ${d}, ch), + getValue(batch, xD, xR, xC + 2 * ${d}, ch), + getValue(batch, xD, xR, xC + 3 * ${d}, ch) + ); + + ${_} + } + + int xC = xCCorner + ${N}; + if (${C===1}) { + vec4 values = vec4( + getValue(batch, xD, xR, xC, ch), + initializationValue, + initializationValue, + initializationValue + ); + + ${_} + } else if (${C===2}) { + vec4 values = vec4( + getValue(batch, xD, xR, xC, ch), + getValue(batch, xD, xR, xC + ${d}, ch), + initializationValue, + initializationValue + ); + + ${_} + } else if (${C===3}) { + vec4 values = vec4( + getValue(batch, xD, xR, xC, ch), + getValue(batch, xD, xR, xC + ${d}, ch), + getValue(batch, xD, xR, xC + 2 * ${d}, ch), + initializationValue + ); + + ${_} + } + } + } + setOutput(${I}); + } + `}};function Fte(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t;wp(r,"avgPool");let{filterSize:s,strides:i,pad:o,dimRoundingMode:l}=a,u=1;w.assert(T.eitherStridesOrDilationsAreOne(i,u),()=>`Error in avgPool: Either strides or dilations must be 1. Got strides ${i} and dilations '${u}'`);let p=T.computePool2DInfo(r.shape,s,i,u,o,l);if(p.filterWidth===1&&p.filterHeight===1&&w.arraysEqual(p.inShape,p.outShape))return aa({inputs:{x:r},backend:n});let d=new Rc(p,"avg",!1);return n.runWebGLProgram(d,[r],"float32")}var $te={kernelName:Mi,backendName:"webgl",kernelFunc:Fte};function Dte(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{filterSize:s,strides:i,pad:o,dimRoundingMode:l,dataFormat:u}=a,p=[1,1,1],d=T.computePool3DInfo(r.shape,s,i,p,o,l,u),c=new xk(d,"avg",!1);return n.runWebGLProgram(c,[r],"float32")}var Rte={kernelName:mu,backendName:"webgl",kernelFunc:Dte},Mte=class{constructor(e){this.variableNames=["dy"],this.outputShape=e.inShape;let t=e.filterHeight,n=e.filterWidth,a=e.strideHeight,r=e.strideWidth,s=e.dilationHeight,i=e.dilationWidth,o=e.effectiveFilterHeight,l=e.effectiveFilterWidth,u=o-1-e.padInfo.top,p=l-1-e.padInfo.left,d=1/(t*n);this.userCode=` + const ivec2 pads = ivec2(${u}, ${p}); + const float avgMultiplier = float(${d}); + + void main() { + ivec4 coords = getOutputCoords(); + int b = coords[0]; + int d = coords[3]; + + ivec2 dyRCCorner = coords.yz - pads; + int dyRCorner = dyRCCorner.x; + int dyCCorner = dyRCCorner.y; + + // Convolve dy(?, ?, d) with pos mask(:, :, d) to get dx(xR, xC, d). + // ? = to be determined. : = across all values in that axis. + float dotProd = 0.0; + for (int wR = 0; wR < ${o}; + wR += ${s}) { + float dyR = float(dyRCorner + wR) / ${a}.0; + + if (dyR < 0.0 || dyR >= ${e.outHeight}.0 || fract(dyR) > 0.0) { + continue; + } + int idyR = int(dyR); + + for (int wC = 0; wC < ${l}; + wC+= ${i}) { + float dyC = float(dyCCorner + wC) / ${r}.0; + + if (dyC < 0.0 || dyC >= ${e.outWidth}.0 || + fract(dyC) > 0.0) { + continue; + } + int idyC = int(dyC); + + float dyValue = getDy(b, idyR, idyC, d); + + dotProd += dyValue * avgMultiplier; + } + } + setOutput(dotProd); + } + `}},Ote=class{constructor(e){this.variableNames=["dy"],this.outputShape=e.inShape;let t=e.filterDepth,n=e.filterHeight,a=e.filterWidth,r=e.strideDepth,s=e.strideHeight,i=e.strideWidth,o=e.dilationDepth,l=e.dilationHeight,u=e.dilationWidth,p=e.effectiveFilterDepth,d=e.effectiveFilterHeight,c=e.effectiveFilterWidth,h=p-1-e.padInfo.front,m=d-1-e.padInfo.top,f=c-1-e.padInfo.left,g=1/(t*n*a);this.userCode=` + const ivec3 pads = ivec3(${h}, ${m}, ${f}); + const float avgMultiplier = float(${g}); + + void main() { + ivec5 coords = getOutputCoords(); + int batch = coords.x; + int ch = coords.u; + + ivec3 dyCorner = ivec3(coords.y, coords.z, coords.w) - pads; + int dyDCorner = dyCorner.x; + int dyRCorner = dyCorner.y; + int dyCCorner = dyCorner.z; + + // Convolve dy(?, ?, ?, d) with pos mask(:, :, :, ch) to get + // dx(xD, xR, xC, ch). + // ? = to be determined. : = across all values in that axis. + float dotProd = 0.0; + + for (int wD = 0; wD < ${p}; + wD += ${o}) { + float dyD = float(dyDCorner + wD) / ${r}.0; + + if (dyD < 0.0 || dyD >= ${e.outDepth}.0 || fract(dyD) > 0.0) { + continue; + } + int idyD = int(dyD); + + for (int wR = 0; wR < ${d}; + wR += ${l}) { + float dyR = float(dyRCorner + wR) / ${s}.0; + + if (dyR < 0.0 || dyR >= ${e.outHeight}.0 || + fract(dyR) > 0.0) { + continue; + } + int idyR = int(dyR); + + for (int wC = 0; wC < ${c}; + wC += ${u}) { + float dyC = float(dyCCorner + wC) / ${i}.0; + + if (dyC < 0.0 || dyC >= ${e.outWidth}.0 || + fract(dyC) > 0.0) { + continue; + } + int idyC = int(dyC); + + float dyValue = getDy(batch, idyD, idyR, idyC, ch); + + dotProd += dyValue * avgMultiplier; + } + } + } + setOutput(dotProd); + } + `}};function Pte(e){let{inputs:t,backend:n,attrs:a}=e,{dy:r,input:s}=t,i=s,{filterSize:o,strides:l,pad:u,dimRoundingMode:p}=a,d=[1,1,1],c=T.computePool3DInfo(i.shape,o,l,d,u,p),h=new Ote(c);return n.runWebGLProgram(h,[r],i.dtype)}var Lte={kernelName:Wc,backendName:"webgl",kernelFunc:Pte};function zte(e){let{inputs:t,backend:n,attrs:a}=e,{dy:r,input:s}=t,i=s;wp([r,s],"avgPoolGrad");let{filterSize:o,strides:l,pad:u}=a,p=T.computePool2DInfo(i.shape,o,l,1,u),d=new Mte(p);return n.runWebGLProgram(d,[r],i.dtype)}var Wte={kernelName:zc,backendName:"webgl",kernelFunc:zte};function Bte(e){let{inputs:t,backend:n,attrs:a}=e,{a:r,b:s}=t,{transposeA:i,transposeB:o}=a;return Cm({a:r,b:s,transposeA:i,transposeB:o,backend:n})}var Vte={kernelName:Oi,backendName:"webgl",kernelFunc:Bte},Ute=class{constructor(e,t,n,a,r,s){this.outputShape=[],this.variableNames=["x","mean","variance"],T.assertAndGetBroadcastShape(e,t),T.assertAndGetBroadcastShape(e,n);let i="0.0";a!=null&&(T.assertAndGetBroadcastShape(e,a),this.variableNames.push("offset"),i="getOffsetAtOutCoords()");let o="1.0";r!=null&&(T.assertAndGetBroadcastShape(e,r),this.variableNames.push("scale"),o="getScaleAtOutCoords()"),this.outputShape=e,this.userCode=` + void main() { + float x = getXAtOutCoords(); + float mean = getMeanAtOutCoords(); + float variance = getVarianceAtOutCoords(); + float offset = ${i}; + float scale = ${o}; + float inv = scale * inversesqrt(variance + float(${s})); + setOutput(dot(vec3(x, -mean, offset), vec3(inv, inv, 1))); + } + `}},Gte=class{constructor(e,t,n,a,r,s){this.packedInputs=!0,this.packedOutput=!0,this.variableNames=["x","mean","variance"],T.assertAndGetBroadcastShape(e,t),T.assertAndGetBroadcastShape(e,n);let i="vec4(0.0)";a!=null&&(T.assertAndGetBroadcastShape(e,a),this.variableNames.push("offset"),i="getOffsetAtOutCoords()");let o="vec4(1.0)";r!=null&&(T.assertAndGetBroadcastShape(e,r),this.variableNames.push("scale"),o="getScaleAtOutCoords()"),this.outputShape=e,this.userCode=` + void main() { + vec4 offset = ${i}; + vec4 scale = ${o}; + + vec4 x = getXAtOutCoords(); + vec4 mean = getMeanAtOutCoords(); + vec4 variance = getVarianceAtOutCoords(); + + vec4 inv = scale * inversesqrt(variance + vec4(${s})); + + setOutput((x - mean) * inv + offset); + } + `}},Hte=({inputs:e,backend:t,attrs:n})=>{let{x:a,mean:r,variance:s,offset:i,scale:o}=e;w.assert(r.shape.length===s.shape.length,()=>"Batch normalization gradient requires mean and variance to have equal ranks."),w.assert(i==null||r.shape.length===i.shape.length,()=>"Batch normalization gradient requires mean and offset to have equal ranks."),w.assert(o==null||r.shape.length===o.shape.length,()=>"Batch normalization gradient requires mean and scale to have equal ranks.");let{varianceEpsilon:l}=n;l==null&&(l=.001);let u=[a,r,s],p=null;i!=null&&(p=i.shape,u.push(i));let d=null;o!=null&&(d=o.shape,u.push(o));let c=G().getBool("WEBGL_PACK_NORMALIZATION")?new Gte(a.shape,r.shape,s.shape,p,d,l):new Ute(a.shape,r.shape,s.shape,p,d,l);return t.runWebGLProgram(c,u,u[0].dtype)},jte={kernelName:eo,backendName:"webgl",kernelFunc:Hte},qte=class{constructor(e){this.variableNames=["source"],this.outputShape=e,this.rank=e.length;let t=ht(this.rank);this.customUniforms=[{name:"start",arrayIndex:this.rank,type:"int"}];let n=Kte(this.rank),a,r=e.map((s,i)=>`sourceLoc.${kv[i]} = start[${i}] + coords.${kv[i]};`);a=` + ${t} sourceLoc; + ${t} coords = getOutputCoords(); + ${r.join(` +`)} + `,this.userCode=` + void main() { + ${a} + setOutput(getSource(${n})); + } + `}},kv=["x","y","z","w","u","v"];function Kte(e){if(e===1)return"sourceLoc";if(e<=6)return kv.slice(0,e).map(t=>"sourceLoc."+t).join(",");throw Error(`Slicing for rank ${e} is not yet supported`)}var Xte=class{constructor(e){this.variableNames=["source"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=e,this.rank=e.length,this.customUniforms=[{name:"start",arrayIndex:this.rank,type:"int"}];let t=ht(this.rank),n=In("coords",this.rank),a=In("sourceLoc",this.rank),r=this.rank===1?"sourceLoc":`vec2(${a.slice(-2).join()})`,s=`getChannel(getSource(${a.join()}), ${r})`,i=` + result.x = ${s}; + if (++${n[this.rank-1]} < ${e[this.rank-1]}) { + ++${a[this.rank-1]}; + result.y = ${s}; + --${a[this.rank-1]}; + } + `,o=this.rank===1?"":` + --${n[this.rank-1]}; + if (++${n[this.rank-2]} < ${e[this.rank-2]}) { + ++${a[this.rank-2]}; + result.z = ${s}; + if (++${n[this.rank-1]} < ${e[this.rank-1]}) { + ++${a[this.rank-1]}; + result.w = ${s}; + } + } + `,l=this.rank<=4?`sourceLoc = coords + + ${t}(${e.map((u,p)=>`start[${p}]`).join()});`:e.map((u,p)=>`${a[p]} = ${n[p]} + start[${p}];`).join(` +`);this.userCode=` + void main() { + ${t} coords = getOutputCoords(); + ${t} sourceLoc; + ${l} + vec4 result = vec4(0.); + ${i} + ${o} + setOutput(result); + } + `}};function Yte(e,t,n,a){let r=a.texData.get(e.dataId),s=a.makeTensorInfo(n,e.dtype),i=a.texData.get(s.dataId);Object.assign(i,r),i.refCount=1,i.shape=n,i.dtype=e.dtype;let o=Kt.computeFlatOffset(t,w.computeStrides(e.shape));r.slice&&(o+=r.slice.flatOffset),i.slice={flatOffset:o,origDataId:r.slice&&r.slice.origDataId||e.dataId};let l=a.dataRefCount.get(i.slice.origDataId)||1;return a.dataRefCount.set(i.slice.origDataId,l+1),s}function Ep(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{begin:s,size:i}=a,[o,l]=Kt.parseSliceParams(r,s,i);if(Kt.assertParamsValid(r,o,l),w.sizeFromShape(l)===0)return n.makeTensorInfo(l,r.dtype,[]);if(n.shouldExecuteOnCPU([r])||r.dtype==="string"){let d=n.texData.get(r.dataId),c=WQ(d.values,o,l,r.shape,r.dtype);return n.makeTensorInfo(l,r.dtype,c)}let{isPacked:u}=n.texData.get(r.dataId),p=Kt.isSliceContinous(r.shape,o,l);if(u||!p){let d=G().getBool("WEBGL_PACK_ARRAY_OPERATIONS")?new Xte(l):new qte(l),c=[o];return n.runWebGLProgram(d,[r],r.dtype,c)}return n.uploadToGPU(r.dataId),Yte(r,o,l,n)}var Zte={kernelName:ep,backendName:"webgl",kernelFunc:Ep},Jte=e=>{let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{blockShape:s,crops:i}=a;w.assert(r.shape.length<=4,()=>"batchToSpaceND for rank > 4 with a WebGL backend not implemented yet");let o=s.reduce((y,x)=>y*x),l=T.getReshaped(r.shape,s,o),u=T.getPermuted(l.length,s.length),p=T.getReshapedPermuted(r.shape,s,o),d=T.getSliceBeginCoords(i,s.length),c=T.getSliceSize(p,i,s.length),h=[],m=ce({inputs:{x:r},backend:n,attrs:{shape:l}}),f=Sn({inputs:{x:m},backend:n,attrs:{perm:u}}),g=ce({inputs:{x:f},backend:n,attrs:{shape:p}}),b=Ep({inputs:{x:g},backend:n,attrs:{begin:d,size:c}});return h.push(m),h.push(f),h.push(g),h.forEach(y=>n.disposeIntermediateTensorInfo(y)),b},Qte={kernelName:fu,backendName:"webgl",kernelFunc:Jte};function ene(e){let{inputs:t,backend:n,attrs:a}=e,{x:r,weights:s}=t,{size:i}=a,o=n.readSync(r.dataId),l=n.readSync(s.dataId),u=KA(o,l,s.dtype,s.shape,i);return n.makeTensorInfo([i],s.dtype,u)}var tne={kernelName:gu,backendName:"webgl",kernelFunc:ene},nne=` + int r = int(a.r) & int(b.r); + int g = int(a.g) & int(b.g); + int rb = int(a.b) & int(b.b); + int ra = int(a.a) & int(b.a); + return vec4(r, g, rb, ra); +`,ane=` + return float(int(a.r) & int(b.r)); +`;function rne(e){let{inputs:t,backend:n}=e,{a,b:r}=t,s=G().getBool("WEBGL_PACK_BINARY_OPERATIONS"),i=G().getNumber("WEBGL_VERSION");if(n.shouldExecuteOnCPU([a,r])||i===1){let l=n.texData.get(a.dataId).values,u=n.texData.get(r.dataId).values,[p,d]=pQ(a.shape,r.shape,l,u,a.dtype),c=n.makeTensorInfo(d,a.dtype),h=n.texData.get(c.dataId);return h.values=p,c}let o;return s?o=new Tp(nne,a.shape,r.shape,!1):o=new Si(ane,a.shape,r.shape),n.runWebGLProgram(o,[a,r],a.dtype)}var sne={kernelName:bu,backendName:"webgl",kernelFunc:rne};function ine(e){let{inputs:t,backend:n}=e,{s0:a,s1:r}=t,s=n.readSync(a.dataId),i=n.readSync(r.dataId),o=T.assertAndGetBroadcastShape(Array.from(s),Array.from(i));return n.makeTensorInfo([o.length],"int32",Int32Array.from(o))}var one={kernelName:Bc,backendName:"webgl",kernelFunc:ine},lne="return float(a != b);",pF=fn({opSnippet:lne,cpuKernelImpl:FQ,dtype:"bool"}),une={kernelName:Bu,backendName:"webgl",kernelFunc:pF};function Pd(e){let{inputs:t,backend:n}=e,{input:a}=t,r=n.texData.get(a.dataId);return aa({inputs:{x:r.complexTensorInfos.real},backend:n})}var pne={kernelName:qm,backendName:"webgl",kernelFunc:Pd},cne="return float(int(x));";function dne(e,t){let n=new ir(e.shape,cne),a=t.runWebGLProgram(n,[e],"int32");return{dataId:a.dataId,shape:a.shape,dtype:a.dtype}}function Iv(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{dtype:s}=a;if(s==="complex64"){if(r.dtype==="complex64")return aa({inputs:{x:r},backend:n});let i=It(r.shape),o=Iv({inputs:{x:r},backend:n,attrs:{dtype:"float32"}}),l=Os({inputs:{real:o,imag:i},backend:n});return i.dispose(),n.disposeIntermediateTensorInfo(o),l}if(r.dtype==="complex64"){let i=Pd({inputs:{input:r},backend:n}),o=Iv({inputs:{x:i},backend:n,attrs:{dtype:s}});return n.disposeIntermediateTensorInfo(i),o}if(!w.hasEncodingLoss(r.dtype,s)){let i=aa({inputs:{x:r},backend:n});return{dataId:i.dataId,shape:i.shape,dtype:s}}if(n.shouldExecuteOnCPU([r])){let i=n.texData.get(r.dataId).values,[o,l,u]=cQ(i,r.shape,r.dtype,s);return n.makeTensorInfo(o,l,u)}if(s==="int32")return dne(r,n);if(s==="bool"){let i=n.makeTensorInfo([],"bool",w.getTypedArrayFromDType("bool",1)),o=pF({inputs:{a:r,b:i},backend:n});return n.disposeIntermediateTensorInfo(i),o}throw new Error(`Error in Cast: failed to cast ${r.dtype} to ${s}`)}var hne={kernelName:Pi,backendName:"webgl",kernelFunc:Iv},OS="return ceil(x);",mne=Ze({opSnippet:OS,packedOpSnippet:OS,cpuKernelImpl:dQ}),fne={kernelName:Li,backendName:"webgl",kernelFunc:mne},gne=class{constructor(e){this.variableNames=["A"],this.customUniforms=[{name:"minVal",type:"float"},{name:"maxVal",type:"float"}],this.outputShape=e,this.userCode=` + + void main() { + float value = getAAtOutCoords(); + if (isnan(value)) { + setOutput(value); + return; + } + + setOutput(clamp(value, minVal, maxVal)); + } + `}},bne=class{constructor(e){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.customUniforms=[{name:"minVal",type:"float"},{name:"maxVal",type:"float"}],this.outputShape=e,this.userCode=` + void main() { + vec4 value = getAAtOutCoords(); + + if (any(isnan(value))) { + setOutput(value); + return; + } + + setOutput(clamp(value, vec4(minVal), vec4(maxVal))); + } + `}};function yne(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{clipValueMin:s,clipValueMax:i}=a,o;G().getBool("WEBGL_PACK_CLIP")?o=new bne(r.shape):o=new gne(r.shape);let l=[[s],[i]];return n.runWebGLProgram(o,[r],r.dtype,l)}var xne={kernelName:Ns,backendName:"webgl",kernelFunc:yne},vne=class{constructor(e){this.variableNames=["real","imag"],this.outputShape=e,this.userCode=` + void main() { + float re = abs(getRealAtOutCoords()); + float im = abs(getImagAtOutCoords()); + float mx = max(re, im); + + // sadly the length function in glsl is not underflow-safe + // (at least not on Intel GPUs). So the safe solution is + // to ensure underflow-safety in all cases. + setOutput( + mx == 0.0 ? 0.0 : mx * length(vec2(1, min(re, im)/mx)) + ); + } + `}};function PS(e,t){return{dataId:t.dataId,dtype:t.dtype,shape:e.shape}}function wne(e){let{inputs:t,backend:n}=e,{x:a}=t,r=n.texData.get(a.dataId),s=new vne(a.shape),i=[PS(a,r.complexTensorInfos.real),PS(a,r.complexTensorInfos.imag)];return n.runWebGLProgram(s,i,i[0].dtype)}var kne={kernelName:Vc,backendName:"webgl",kernelFunc:wne},Ine=class{constructor(e){this.outputShape=[],this.outputShape=T.computeOutShape(e,1),this.variableNames=e.map((s,i)=>`T${i}`);let t=new Array(e.length-1);t[0]=e[0][1];for(let s=1;s`T${f}`);let o=new Array(e.length-1);o[0]=e[0][t];for(let m=1;m= ${o[m-1]}) { + return getChannel( + getT${m}(${jh(i,l,f)}), + vec2(${jh(u,l,f)})); + }`}let c=o.length,h=o[o.length-1];d+=` + return getChannel( + getT${c}(${jh(i,l,h)}), + vec2(${jh(u,l,h)}));`,this.userCode=` + float getValue(${i.map(m=>"int "+m)}) { + ${d} + } + + void main() { + ${r} coords = getOutputCoords(); + vec4 result = vec4(getValue(${s}), 0., 0., 0.); + + ${s[a-1]} = ${s[a-1]} + 1; + if (${s[a-1]} < ${n[a-1]}) { + result.g = getValue(${s}); + } + + ${s[a-2]} = ${s[a-2]} + 1; + if (${s[a-2]} < ${n[a-2]}) { + result.a = getValue(${s}); + } + + ${s[a-1]} = ${s[a-1]} - 1; + if (${s[a-2]} < ${n[a-2]} && + ${s[a-1]} < ${n[a-1]}) { + result.b = getValue(${s}); + } + setOutput(result); + } + `}};function jh(e,t,n){let a=e.indexOf(t);return e.map((r,s)=>s===a?`${r} - ${n}`:r).join()}function ag(e){let{inputs:t,backend:n}=e,{input:a}=t,r=n.texData.get(a.dataId);return aa({inputs:{x:r.complexTensorInfos.imag},backend:n})}var Nne={kernelName:Um,backendName:"webgl",kernelFunc:ag};function hc(e,t,n){let a=e[0].dtype;if(a==="complex64"){let h=e.map(y=>Pd({inputs:{input:y},backend:n})),m=e.map(y=>ag({inputs:{input:y},backend:n})),f=hc(h,t,n),g=hc(m,t,n),b=Os({inputs:{real:f,imag:g},backend:n});return h.forEach(y=>n.disposeIntermediateTensorInfo(y)),m.forEach(y=>n.disposeIntermediateTensorInfo(y)),n.disposeIntermediateTensorInfo(f),n.disposeIntermediateTensorInfo(g),b}let r=n.shouldExecuteOnCPU(e);if(a==="string"&&(r=!0),r){let h=e.map(v=>{let I=[-1,w.sizeFromShape(v.shape.slice(t))];return ce({inputs:{x:v},backend:n,attrs:{shape:I}})}),m=h.map(v=>({vals:n.readSync(v.dataId),shape:v.shape})),f=T.computeOutShape(h.map(v=>v.shape),1),g=h[0].shape[0]===1,b=hQ(m,f,a,g),y=T.computeOutShape(e.map(v=>v.shape),t),x=n.makeTensorInfo(y,a,b);return h.forEach(v=>n.disposeIntermediateTensorInfo(v)),x}let s=e.filter(h=>w.sizeFromShape(h.shape)>0),i=G().getBool("WEBGL_PACK_ARRAY_OPERATIONS")&&s[0].shape.length>1;if(s.length===1){let h=i?new ir(e[0].shape,es):new ss(e[0].shape,es);return n.runWebGLProgram(h,e,a)}let o=G().getNumber("WEBGL_MAX_TEXTURES_IN_SHADER");if(s.length>o){let h=[];for(let f=0;fm.shape),t);return n.runWebGLProgram(h,s,a)}let{tensors2D:l,outShape:u}=Tne(s,t,n),p=new Ine(l.map(h=>h.shape)),d=n.runWebGLProgram(p,l,a);l.forEach(h=>n.disposeIntermediateTensorInfo(h));let c=ce({inputs:{x:d},attrs:{shape:u},backend:n});return n.disposeIntermediateTensorInfo(d),c}function Tne(e,t,n){let a=T.computeOutShape(e.map(r=>r.shape),t);return{tensors2D:e.map(r=>ce({inputs:{x:r},attrs:{shape:[-1,w.sizeFromShape(r.shape.slice(t))]},backend:n})),outShape:a}}function cF(e){let{inputs:t,backend:n,attrs:a}=e,{axis:r}=a,s=w.parseAxisParam(r,t[0].shape)[0],i=t.map(u=>u.shape);T.assertParamsConsistent(i,s);let o=T.computeOutShape(t.map(u=>u.shape),s);if(w.sizeFromShape(o)===0)return n.makeTensorInfo(o,t[0].dtype,[]);let l=t.filter(u=>w.sizeFromShape(u.shape)>0);return l.length===1?aa({inputs:{x:l[0]},backend:n}):hc(l,s,n)}var Cne={kernelName:yu,backendName:"webgl",kernelFunc:cF},dF=class{constructor(e,t=!1,n=null,a=!1,r=!1){this.variableNames=["x","W"],this.outputShape=e.outShape;let s=e.padInfo.top,i=e.padInfo.left,o=e.strideHeight,l=e.strideWidth,u=e.dilationHeight,p=e.dilationWidth,d=e.filterHeight,c=e.filterWidth,h=Math.floor(e.inChannels/4)*4,m=e.inChannels%4,f=e.dataFormat==="channelsLast",g=f?1:2,b=f?2:3,y=f?3:1,x="",v="";n&&(a?x=`float activation(float a) { + float b = getPreluActivationWeightsAtOutCoords(); + ${n} + }`:r?x=`float activation(float a) { + float b = getLeakyreluAlphaAtOutCoords(); + ${n} + }`:x=` + float activation(float x) { + ${n} + } + `,v="result = activation(result);");let I=t?"result += getBiasAtOutCoords();":"";t&&this.variableNames.push("bias"),a&&this.variableNames.push("preluActivationWeights"),r&&this.variableNames.push("leakyreluAlpha"),this.userCode=` + ${x} + + const ivec2 strides = ivec2(${o}, ${l}); + const ivec2 pads = ivec2(${s}, ${i}); + + void main() { + ivec4 coords = getOutputCoords(); + int batch = coords[0]; + int d2 = coords[${y}]; + + ivec2 xRCCorner = + ivec2(coords[${g}], coords[${b}]) * strides - pads; + int xRCorner = xRCCorner.x; + int xCCorner = xRCCorner.y; + + // Convolve x(?, ?, d1) with w(:, :, d1, d2) to get y(yR, yC, d2). + // ? = to be determined. : = across all values in that axis. + float dotProd = 0.0; + for (int wR = 0; wR < ${d}; wR++) { + int xR = xRCorner + wR * ${u}; + + if (xR < 0 || xR >= ${e.inHeight}) { + continue; + } + + for (int wC = 0; wC < ${c}; wC++) { + int xC = xCCorner + wC * ${p}; + + if (xC < 0 || xC >= ${e.inWidth}) { + continue; + } + + for (int d1 = 0; d1 < ${h}; d1 += 4) { + vec4 wValues = vec4( + getW(wR, wC, d1, d2), + getW(wR, wC, d1 + 1, d2), + getW(wR, wC, d1 + 2, d2), + getW(wR, wC, d1 + 3, d2) + ); + + if (${f}) { + vec4 xValues = vec4( + getX(batch, xR, xC, d1), + getX(batch, xR, xC, d1 + 1), + getX(batch, xR, xC, d1 + 2), + getX(batch, xR, xC, d1 + 3) + ); + dotProd += dot(xValues, wValues); + } else { + vec4 xValues = vec4( + getX(batch, d1, xR, xC), + getX(batch, d1 + 1, xR, xC), + getX(batch, d1 + 2, xR, xC), + getX(batch, d1 + 3, xR, xC) + ); + dotProd += dot(xValues, wValues); + } + } + + if (${m===1}) { + + if (${f}) { + dotProd += + getX(batch, xR, xC, ${h}) * + getW(wR, wC, ${h}, d2); + } else { + dotProd += + getX(batch, ${h}, xR, xC) * + getW(wR, wC, ${h}, d2); + } + + } else if (${m===2}) { + vec2 wValues = vec2( + getW(wR, wC, ${h}, d2), + getW(wR, wC, ${h} + 1, d2) + ); + + if (${f}) { + vec2 xValues = vec2( + getX(batch, xR, xC, ${h}), + getX(batch, xR, xC, ${h} + 1) + ); + dotProd += dot(xValues, wValues); + } else { + vec2 xValues = vec2( + getX(batch, ${h}, xR, xC), + getX(batch, ${h} + 1, xR, xC) + ); + dotProd += dot(xValues, wValues); + } + + } else if (${m===3}) { + vec3 wValues = vec3( + getW(wR, wC, ${h}, d2), + getW(wR, wC, ${h} + 1, d2), + getW(wR, wC, ${h} + 2, d2) + ); + + if (${f}) { + vec3 xValues = vec3( + getX(batch, xR, xC, ${h}), + getX(batch, xR, xC, ${h} + 1), + getX(batch, xR, xC, ${h} + 2) + ); + dotProd += dot(xValues, wValues); + } else { + vec3 xValues = vec3( + getX(batch, ${h}, xR, xC), + getX(batch, ${h} + 1, xR, xC), + getX(batch, ${h} + 2, xR, xC) + ); + dotProd += dot(xValues, wValues); + } + + } + } + } + + float result = dotProd; + ${I} + ${v} + setOutput(result); + } + `}},Ene=class{constructor(e){this.variableNames=["x","W"],this.outputShape=e.outShape;let t=e.padInfo.front,n=e.padInfo.top,a=e.padInfo.left,r=e.strideDepth,s=e.strideHeight,i=e.strideWidth,o=e.dilationDepth,l=e.dilationHeight,u=e.dilationWidth,p=e.filterDepth,d=e.filterHeight,c=e.filterWidth,h=Math.floor(e.inChannels/4)*4,m=e.inChannels%4;this.userCode=` + const ivec3 strides = ivec3(${r}, ${s}, ${i}); + const ivec3 pads = ivec3(${t}, ${n}, ${a}); + + void main() { + ivec5 coords = getOutputCoords(); + int batch = coords.x; + int d2 = coords.u; + + ivec3 xFRCCorner = ivec3(coords.y, coords.z, coords.w) * strides - pads; + int xFCorner = xFRCCorner.x; + int xRCorner = xFRCCorner.y; + int xCCorner = xFRCCorner.z; + + // Convolve x(?, ?, ?, d1) with w(:, :, :, d1, d2) to get + // y(yF, yR, yC, d2). ? = to be determined. : = across all + // values in that axis. + float dotProd = 0.0; + for (int wF = 0; wF < ${p}; wF++) { + int xF = xFCorner + wF * ${o}; + + if (xF < 0 || xF >= ${e.inDepth}) { + continue; + } + + for (int wR = 0; wR < ${d}; wR++) { + int xR = xRCorner + wR * ${l}; + + if (xR < 0 || xR >= ${e.inHeight}) { + continue; + } + + for (int wC = 0; wC < ${c}; wC++) { + int xC = xCCorner + wC * ${u}; + + if (xC < 0 || xC >= ${e.inWidth}) { + continue; + } + + for (int d1 = 0; d1 < ${h}; d1 += 4) { + vec4 xValues = vec4( + getX(batch, xF, xR, xC, d1), + getX(batch, xF, xR, xC, d1 + 1), + getX(batch, xF, xR, xC, d1 + 2), + getX(batch, xF, xR, xC, d1 + 3) + ); + vec4 wValues = vec4( + getW(wF, wR, wC, d1, d2), + getW(wF, wR, wC, d1 + 1, d2), + getW(wF, wR, wC, d1 + 2, d2), + getW(wF, wR, wC, d1 + 3, d2) + ); + + dotProd += dot(xValues, wValues); + } + + if (${m===1}) { + dotProd += + getX(batch, xF, xR, xC, ${h}) * + getW(wF, wR, wC, ${h}, d2); + } else if (${m===2}) { + vec2 xValues = vec2( + getX(batch, xF, xR, xC, ${h}), + getX(batch, xF, xR, xC, ${h} + 1) + ); + vec2 wValues = vec2( + getW(wF, wR, wC, ${h}, d2), + getW(wF, wR, wC, ${h} + 1, d2) + ); + dotProd += dot(xValues, wValues); + } else if (${m===3}) { + vec3 xValues = vec3( + getX(batch, xF, xR, xC, ${h}), + getX(batch, xF, xR, xC, ${h} + 1), + getX(batch, xF, xR, xC, ${h} + 2) + ); + vec3 wValues = vec3( + getW(wF, wR, wC, ${h}, d2), + getW(wF, wR, wC, ${h} + 1, d2), + getW(wF, wR, wC, ${h} + 2, d2) + ); + dotProd += dot(xValues, wValues); + } + } + } + } + setOutput(dotProd); + } + `}},hF=class{constructor(e,t=!1,n=null,a=!1,r=!1){this.variableNames=["x","W"],this.packedInputs=!0,this.packedOutput=!0,this.customUniforms=[{name:"pads",type:"ivec2"},{name:"strides",type:"ivec2"},{name:"dilations",type:"ivec2"},{name:"inDims",type:"ivec2"}],this.outputShape=e.outShape,this.enableShapeUniforms=vn(this.outputShape.length);let s=e.padInfo.left,i=e.strideWidth,o=e.dilationWidth,l=e.filterHeight,u=e.filterWidth,p=u,d=` + int xR; int xC; int xCOffset; + vec4 wTexel; vec4 previous; vec4 final;`;for(let f=0;f=0 && xR < inDims[0]) { + `;for(let f=0;f<(p+1)/2;f++){let g=f*2;if(d+=` + xC = xCCorner + ${g*o}; + `,i===1){if(g= 0 && xCOffset < inDims[1] && xTexelC${g}Ready == 0) { + xTexelC${g} = getX(batch, xR, xCOffset, d1); + + // Need to manually clear unused channels in case + // we're reading from recycled texture. + if (xCOffset + 1 >= inDims[1]) { + xTexelC${g}.zw = vec2(0.0); + } + xTexelC${g}Ready = 1; + } + `,o===1&&g>0?d+=` + xC${g} = vec4(xTexelC${g-2}.zw, xTexelC${g}.xy); + `:d+=` + xCOffset = xC + 1 - 2; + + if (xCOffset >= 0 && xCOffset < inDims[1]) { + previous = getX(batch, xR, xCOffset, d1); + + // Need to manually clear unused channels in case + // we're reading from recycled texture. + if (xCOffset + 1 >= inDims[1]) { + previous.zw = vec2(0.0); + } + + xC${g} = vec4(previous.zw, xTexelC${g}.xy); + } else { + xC${g} = vec4(0.0, 0.0, xTexelC${g}.xy); + } + `):d+=` + if (xC >= 0 && xC < inDims[1] && xTexelC${g}Ready == 0) { + xTexelC${g} = getX(batch, xR, xC, d1); + if (xC + 1 >= inDims[1]) { + xTexelC${g}.zw = vec2(0.0); + } + xTexelC${g}Ready = 1; + } + + xC${g} = xTexelC${g}; + `,g+1= 0 && xCOffset < inDims[1] && xTexelC${g+1}Ready == 0) { + xTexelC${g+1} = getX(batch, xR, xCOffset, d1); + + // Need to manually clear unused channels in case + // we're reading from recycled texture. + if (xCOffset + 1 >= inDims[1]) { + xTexelC${g+1}.zw = vec2(0.0); + } + xTexelC${g+1}Ready = 1; + } + `,o>1?d+=` + xCOffset -= 2; + if (xCOffset >= 0 && xCOffset < inDims[1]) { + previous = getX(batch, xR, xCOffset, d1); + xC${g+1} = vec4(previous.zw, xTexelC${g+1}.xy); + } else { + xC${g+1} = vec4(0.0, 0.0, xTexelC${g+1}.xy); + } + `:d+=` + xC${g+1} = vec4(xTexelC${g}.zw, xTexelC${g+1}.xy); + `):b===1?d+=` + xC${g+1} = xTexelC${g}; + `:d+=` + xCOffset = xC + ${b}; + + if (xCOffset >= 0 && xCOffset < inDims[1] && xTexelC${g+1}Ready == 0) { + xTexelC${g+1} = getX(batch, xR, xCOffset, d1); + if (xCOffset + 1 >= inDims[1]) { + xTexelC${g+1}.zw = vec2(0.0); + } + xTexelC${g+1}Ready = 1; + } + + xC${g+1} = xTexelC${g+1}; + `}}else g= 0 && xCOffset < inDims[1] && xTexelC${g}Ready == 0) { + xTexelC${g} = getX(batch, xR, xCOffset, d1); + // Need to manually clear unused channels in case + // we're reading from recycled texture. + if (xCOffset + 1 >= inDims[1]) { + xTexelC${g}.zw = vec2(0.0); + } + xTexelC${g}Ready = 1; + } + + if(xC + 1 >= 0 && xC + 1 < inDims[1] && xTexelC${g+1}Ready == 0) { + xTexelC${g+1} = getX(batch, xR, xC + 1, d1); + // Need to manually clear unused channels in case + // we're reading from recycled texture. + if (xC + 2 >= inDims[1]) { + xTexelC${g+1}.zw = vec2(0.0); + } + xTexelC${g+1}Ready = 1; + } + + xC${g} = vec4(xTexelC${g}.zw, xTexelC${g+1}.zw); + `,g+1= 0 && xCOffset < inDims[1]) { + final = getX(batch, xR, xCOffset, d1); + } + xC${g+1} = vec4(xTexelC${g+1}.xy, final.xy); + `)):(d+=` + if(xC >= 0 && xC < inDims[1] && xTexelC${g}Ready == 0) { + xTexelC${g} = getX(batch, xR, xC, d1); + if (xC + 1 >= inDims[1]) { + xTexelC${g}.zw = vec2(0.0); + } + xTexelC${g}Ready = 1; + } + + xCOffset = xC + strides[1]; + if(xCOffset >= 0 && xCOffset < inDims[1] && xTexelC${g+1}Ready == 0) { + xTexelC${g+1} = getX(batch, xR, xCOffset, d1); + if (xCOffset + 1 >= inDims[1]) { + xTexelC${g+1}.zw = vec2(0.); + } + xTexelC${g+1}Ready = 1; + } + + xC${g} = vec4( + xTexelC${g}.xy, xTexelC${g+1}.xy); + `,g+1= 0) { + // Use custom imod instead mod. On Intel GPU, mod may generate + // unexpected value. + // https://github.com/tensorflow/tfjs/issues/5447 + offsetX = imod(blockIndex, outWidth) * stride[1] - pad[1]; + d1 = offsetX + dilation[1] * (imod(pos, itemsPerBlockRow) / + inChannels); + + if(d1 < inputShape[${i}] && d1 >= 0) { + + ch = imod(pos, inChannels); + + if (${r}) { + innerDims = vec2(d1, ch); + result[${u*2+p}] = getChannel( + getA(rc.x, d0, int(innerDims.x), + int(innerDims.y)), innerDims); + } else { + innerDims = vec2(d0, d1); + result[${u*2+p}] = getChannel( + getA(rc.x, ch, int(innerDims.x), + int(innerDims.y)), innerDims); + } + } + } + } + `;this.userCode=` + void main() { + ivec3 rc = getOutputCoords(); + + vec4 result = vec4(0); + + int blockIndex, pos, offsetY, d0, offsetX, d1, ch; + vec2 innerDims; + + ${l} + + ${a.output} = result; + } + `}};function Em(e,t){let n=e.length;return n>=3?t?[...e.slice(0,-3),e[n-3]*e[n-2],e[n-1]]:[...e.slice(0,-3),e[n-3],e[n-2]*e[n-1]]:!t&&n===1&&e[0]>1?[e[0],1]:null}function mF({x:e,filter:t,convInfo:n,backend:a,bias:r=null,preluActivationWeights:s=null,leakyreluAlpha:i=0,activation:o=null}){let l=e.shape,u=a.texData.get(e.dataId),p=n.inChannels,d=l[0]*l[1]*l[2],c=n.outChannels,h=n.dataFormat==="channelsLast",m=!1,f=!1,g,b=[];if(s!=null){let y=Em(s.shape,h);y!=null&&(s=ce({inputs:{x:s},backend:a,attrs:{shape:y}}),b.push(s))}if(r!=null){let y=Em(r.shape,h);y!=null&&(r=ce({inputs:{x:r},backend:a,attrs:{shape:y}}),b.push(r))}if(!((d===1||c===1)&&p>iF)&&u.isPacked&&h&&u.texture!=null&&l[2]%2!==0&&w.arraysEqual(u.shape.slice(-3),l.slice(-3))){let y=l[0]*l[1]*(l[2]+1),x={dataId:e.dataId,shape:[1,y,n.inChannels],dtype:e.dtype},v=u.shape;u.shape=u.shape.slice(),u.shape[u.shape.length-2]++,w.assert($c(u.shape,x.shape),()=>`packed reshape ${u.shape} to ${x.shape} isn't free`);let I=ce({inputs:{x:t},backend:a,attrs:{shape:[1,n.inChannels,n.outChannels]}});b.push(I);let N=Cm({a:x,b:I,backend:a,transposeA:m,transposeB:f,bias:r,activation:o,preluActivationWeights:s,leakyreluAlpha:i}),C=a.texData.get(N.dataId);w.assert(C.isPacked,()=>"batchMatMul result is expected to be packed"),u.shape=v,C.shape=n.outShape,g=aa({inputs:{x:N},backend:a}),g.shape=n.outShape,b.push(N)}else{let y=n.outHeight*n.outWidth,x=ce({inputs:{x:e},backend:a,attrs:{shape:h?[n.batchSize,y,n.inChannels]:[n.batchSize,n.inChannels,y]}}),v=ce({inputs:{x:t},backend:a,attrs:{shape:[1,n.inChannels,n.outChannels]}}),I=Cm({a:h?x:v,b:h?v:x,transposeA:!h,transposeB:f,backend:a,bias:r,activation:o,preluActivationWeights:s,leakyreluAlpha:i});g=ce({inputs:{x:I},backend:a,attrs:{shape:n.outShape}}),b.push(x),b.push(v),b.push(I)}for(let y of b)a.disposeIntermediateTensorInfo(y);return g}function fF({x:e,filter:t,convInfo:n,backend:a,bias:r=null,preluActivationWeights:s=null,leakyreluAlpha:i=0,activation:o=null}){let{filterWidth:l,filterHeight:u,inChannels:p,outWidth:d,outHeight:c,dataFormat:h}=n,m=h==="channelsLast",f=l*u*p,g=c*d,b=[n.batchSize,f,g],y=!0,x=!1,v=[];if(s!=null){let K=Em(s.shape,m);K!=null&&(s=ce({inputs:{x:s},backend:a,attrs:{shape:K}}),v.push(s))}if(r!=null){let K=Em(r.shape,m);K!=null&&(r=ce({inputs:{x:r},backend:a,attrs:{shape:K}}),v.push(r))}let I=ce({inputs:{x:t},backend:a,attrs:{shape:[1,f,w.sizeFromShape(t.shape)/f]}});v.push(I);let N=new _ne(b,n),C=[e.shape,[n.padInfo.top,n.padInfo.left],[n.strideHeight,n.strideWidth],[n.dilationHeight,n.dilationWidth],[n.inChannels],[n.filterWidth*n.inChannels],[n.outWidth]],_=a.runWebGLProgram(N,[e],"float32",C),F=ce({inputs:{x:_},backend:a,attrs:{shape:b}});v.push(_),v.push(F);let D=r!=null,$=s!=null,S=o==="leakyrelu",M=o?Dc(o,!0):null,B=new sF(m?F.shape:I.shape,m?I.shape:F.shape,m?[n.batchSize,g,n.outChannels]:[n.batchSize,n.outChannels,g],y,x,D,M,$,S),U=m?[F,I]:[I,F];if(r&&U.push(r),$&&U.push(s),S){let K=a.makeTensorInfo([],"float32",w.createScalarValue(i,"float32"));U.push(K),v.push(K)}let H=a.runWebGLProgram(B,U,"float32"),q=ce({inputs:{x:H},backend:a,attrs:{shape:n.outShape}});v.push(H);for(let K of v)a.disposeIntermediateTensorInfo(K);return q}function Ane(e){let{inputs:t,backend:n,attrs:a}=e,{x:r,filter:s}=t,{strides:i,pad:o,dataFormat:l,dilations:u,dimRoundingMode:p}=a,d=T.convertConv2DDataFormat(l),c=T.computeConv2DInfo(r.shape,s.shape,i,u,o,p,!1,d),h;if(c.filterHeight===1&&c.filterWidth===1&&c.dilationHeight===1&&c.dilationWidth===1&&c.strideHeight===1&&c.strideWidth===1&&(c.padInfo.type==="SAME"||c.padInfo.type==="VALID"))h=mF({x:r,filter:s,convInfo:c,backend:n});else if(c.strideWidth<=2&&d==="channelsLast"&&G().getBool("WEBGL_EXP_CONV")){let f=new hF(c),g=[[c.padInfo.top,c.padInfo.left],[c.strideHeight,c.strideWidth],[c.dilationHeight,c.dilationWidth],[c.inHeight,c.inWidth]];h=n.runWebGLProgram(f,[r,s],"float32",g)}else if(G().getBool("WEBGL_CONV_IM2COL"))h=fF({x:r,filter:s,convInfo:c,backend:n});else{let f=new dF(c);h=n.runWebGLProgram(f,[r,s],"float32")}let m=ce({inputs:{x:h},backend:n,attrs:{shape:c.outShape}});return n.disposeIntermediateTensorInfo(h),m}var Fne={kernelName:zi,backendName:"webgl",kernelFunc:Ane},$ne=class{constructor(e){this.variableNames=["x","dy"],this.outputShape=e.filterShape;let t=e.strideHeight,n=e.strideWidth,a=e.padInfo.top,r=e.padInfo.left,s=e.dataFormat==="channelsLast";this.userCode=` + void main() { + ivec4 coords = getOutputCoords(); + int wR = coords.x; + int wC = coords.y; + int d1 = coords.z; + int d2 = coords.w; + + // Convolve x(?, ?, d1) with dy(:, :, d2) to get dw(wR, wC, d1, d2). + // ? = to be determined. : = across all values in that axis. + float dotProd = 0.0; + + for (int b = 0; b < ${e.batchSize}; b++) { + for (int yR = 0; yR < ${e.outHeight}; yR++) { + int xR = wR + yR * ${t} - ${a}; + + if (xR < 0 || xR >= ${e.inHeight}) { + continue; + } + + for (int yC = 0; yC < ${e.outWidth}; yC++) { + int xC = wC + yC * ${n} - ${r}; + + if (xC < 0 || xC >= ${e.inWidth}) { + continue; + } + + ${s?`float dyValue = getDy(b, yR, yC, d2); + float xValue = getX(b, xR, xC, d1); + dotProd += (xValue * dyValue);`:`float dyValue = getDy(b, d2, yR, yC); + float xValue = getX(b, d1, xR, xC); + dotProd += (xValue * dyValue);`} + } + } + } + setOutput(dotProd); + } + `}},Dne=class{constructor(e){this.variableNames=["dy","W"],this.outputShape=e.inShape;let t=e.filterHeight,n=e.filterWidth,a=e.strideHeight,r=e.strideWidth,s=e.dataFormat==="channelsLast",i=t-1-e.padInfo.top,o=n-1-e.padInfo.left,l=s?1:2,u=s?2:3,p=s?3:1;this.userCode=` + const ivec2 pads = ivec2(${i}, ${o}); + + void main() { + ivec4 coords = getOutputCoords(); + int batch = coords[0]; + int d1 = coords[${p}]; + + ivec2 dyCorner = ivec2(coords[${l}], coords[${u}]) - pads; + int dyRCorner = dyCorner.x; + int dyCCorner = dyCorner.y; + + // Convolve dy(?, ?, d2) with w(:, :, d1, d2) to compute dx(xR, xC, d1). + // ? = to be determined. : = across all values in that axis. + float dotProd = 0.0; + for (int wR = 0; wR < ${t}; wR++) { + float dyR = float(dyRCorner + wR) / ${a}.0; + + if (dyR < 0.0 || dyR >= ${e.outHeight}.0 || fract(dyR) > 0.0) { + continue; + } + int idyR = int(dyR); + + int wRPerm = ${t} - 1 - wR; + + for (int wC = 0; wC < ${n}; wC++) { + float dyC = float(dyCCorner + wC) / ${r}.0; + + if (dyC < 0.0 || dyC >= ${e.outWidth}.0 || + fract(dyC) > 0.0) { + continue; + } + int idyC = int(dyC); + + int wCPerm = ${n} - 1 - wC; + + for (int d2 = 0; d2 < ${e.outChannels}; d2++) { + + if (${s}) { + float xValue = getDy(batch, idyR, idyC, d2); + float wValue = getW(wRPerm, wCPerm, d1, d2); + dotProd += xValue * wValue; + } else { + float xValue = getDy(batch, d2, idyR, idyC); + float wValue = getW(wRPerm, wCPerm, d1, d2); + dotProd += xValue * wValue; + } + + } + } + } + setOutput(dotProd); + } + `}},Rne=class{constructor(e){this.variableNames=["x","dy"],this.outputShape=e.filterShape;let t=e.strideDepth,n=e.strideHeight,a=e.strideWidth,r=e.padInfo.front,s=e.padInfo.top,i=e.padInfo.left;this.userCode=` + void main() { + ivec5 coords = getOutputCoords(); + int wF = coords.x; + int wR = coords.y; + int wC = coords.z; + int d1 = coords.w; + int d2 = coords.u; + + float dotProd = 0.0; + + for (int b = 0; b < ${e.batchSize}; b++) { + for (int yF = 0; yF < ${e.outDepth}; yF++) { + int xF = wF + yF * ${t} - ${r}; + + if (xF < 0 || xF >= ${e.inDepth}) { + continue; + } + + for (int yR = 0; yR < ${e.outHeight}; yR++) { + int xR = wR + yR * ${n} - ${s}; + + if (xR < 0 || xR >= ${e.inHeight}) { + continue; + } + + for (int yC = 0; yC < ${e.outWidth}; yC++) { + int xC = wC + yC * ${a} - ${i}; + + if (xC < 0 || xC >= ${e.inWidth}) { + continue; + } + + float dyValue = getDy(b, yF, yR, yC, d2); + float xValue = getX(b, xF, xR, xC, d1); + dotProd += (xValue * dyValue); + } + } + } + } + setOutput(dotProd); + } + `}},Mne=class{constructor(e){this.variableNames=["dy","W"],this.outputShape=e.inShape;let t=e.filterDepth,n=e.filterHeight,a=e.filterWidth,r=e.strideDepth,s=e.strideHeight,i=e.strideWidth,o=t-1-e.padInfo.front,l=n-1-e.padInfo.top,u=a-1-e.padInfo.left;this.userCode=` + const ivec3 pads = ivec3(${o}, ${l}, ${u}); + + void main() { + ivec5 coords = getOutputCoords(); + int batch = coords.x; + int d1 = coords.u; + + + ivec3 dyCorner = ivec3(coords.y, coords.z, coords.w) - pads; + int dyFCorner = dyCorner.x; + int dyRCorner = dyCorner.y; + int dyCCorner = dyCorner.z; + + float dotProd = 0.0; + for (int wF = 0; wF < ${t}; wF++) { + float dyF = float(dyFCorner + wF) / ${r}.0; + + if (dyF < 0.0 || dyF >= ${e.outDepth}.0 || fract(dyF) > 0.0) { + continue; + } + int idyF = int(dyF); + + int wFPerm = ${t} - 1 - wF; + + for (int wR = 0; wR < ${n}; wR++) { + float dyR = float(dyRCorner + wR) / ${s}.0; + + if (dyR < 0.0 || dyR >= ${e.outHeight}.0 || + fract(dyR) > 0.0) { + continue; + } + int idyR = int(dyR); + + int wRPerm = ${n} - 1 - wR; + + for (int wC = 0; wC < ${a}; wC++) { + float dyC = float(dyCCorner + wC) / ${i}.0; + + if (dyC < 0.0 || dyC >= ${e.outWidth}.0 || + fract(dyC) > 0.0) { + continue; + } + int idyC = int(dyC); + + int wCPerm = ${a} - 1 - wC; + + for (int d2 = 0; d2 < ${e.outChannels}; d2++) { + float xValue = getDy(batch, idyF, idyR, idyC, d2); + float wValue = getW(wFPerm, wRPerm, wCPerm, d1, d2); + dotProd += xValue * wValue; + } + } + } + } + setOutput(dotProd); + } + `}};function One(e){let{inputs:t,backend:n,attrs:a}=e,{x:r,dy:s}=t,{strides:i,pad:o,dataFormat:l,dimRoundingMode:u,filterShape:p}=a,d=T.convertConv2DDataFormat(l),c=T.computeConv2DInfo(r.shape,p,i,1,o,u,!1,d),h=new $ne(c);return n.runWebGLProgram(h,[r,s],"float32")}var Pne={kernelName:Om,backendName:"webgl",kernelFunc:One},Lne=class{constructor(e){this.variableNames=["dy","W"],this.packedInputs=!0,this.packedOutput=!0,this.customUniforms=[{name:"strides",type:"vec2"}],this.outputShape=e.inShape,this.enableShapeUniforms=vn(this.outputShape.length);let t=e.filterHeight,n=e.filterWidth,a=t-1-e.padInfo.top,r=n-1-e.padInfo.left;this.userCode=` + const ivec2 pads = ivec2(${a}, ${r}); + + void main() { + ivec4 coords = getOutputCoords(); + int batch = coords[0]; + int d1 = coords[3]; + + ivec2 dyCorner = ivec2(coords[1], coords[2]) - pads; + int dyRCorner = dyCorner.x; + int dyCCorner = dyCorner.y; + + vec4 result = vec4(0.); + for (int wR = 0; wR < ${t}; wR++) { + float dyR = float(dyRCorner + wR) / strides[0]; + if (dyR < 0.0 || dyR >= ${e.outHeight}.0 || fract(dyR) > 0.0) { + continue; + } + int idyR = int(dyR); + int wRPerm = ${t} - 1 - wR; + + for (int wC = 0; wC < ${n}; wC++) { + int wCPerm = ${n} - 1 - wC; + + float dyC = float(dyCCorner + wC) / strides[1]; + bool idyCVal = (dyC >= 0.0) && (dyC < ${e.outWidth}.0) + && (fract(dyC) == 0.0); + int idyC = int(dyC); + + float dyC2 = float(dyCCorner + wC + 1) / strides[1]; + bool idyCVal2 = (dyC2 >= 0.0) && (dyC2 < ${e.outWidth}.0) + && (fract(dyC2) == 0.0); + int idyC2 = int(dyC2); + + if (idyCVal && idyCVal2) { + for (int d2 = 0; d2 < ${e.outChannels}; d2 += 2) { + vec4 wValue = getW(wRPerm, wCPerm, d1, d2); + vec4 dySample = getDy(batch, idyR, idyC, d2); + vec4 dySample2 = (idyC / 2 == idyC2 / 2) ? + dySample : getDy(batch, idyR, idyC2, d2); + + vec2 dyValue = mod(float(idyC), 2.) == 0. ? + dySample.xy : dySample.zw; + result.xy += vec2(dot(dyValue, wValue.xy), + dot(dyValue, wValue.zw)); + + dyValue = mod(float(idyC2), 2.) == 0. ? + dySample2.xy : dySample2.zw; + result.zw += vec2(dot(dyValue, wValue.xy), + dot(dyValue, wValue.zw)); + } + } else if (idyCVal) { + for (int d2 = 0; d2 < ${e.outChannels}; d2 += 2) { + vec4 wValue = getW(wRPerm, wCPerm, d1, d2); + vec4 dySample = getDy(batch, idyR, idyC, d2); + vec2 dyValue = mod(float(idyC), 2.) == 0. ? + dySample.xy : dySample.zw; + result.xy += vec2(dot(dyValue, wValue.xy), + dot(dyValue, wValue.zw)); + } + } else if (idyCVal2) { + for (int d2 = 0; d2 < ${e.outChannels}; d2 += 2) { + vec4 wValue = getW(wRPerm, wCPerm, d1, d2); + vec4 dySample = getDy(batch, idyR, idyC2, d2); + vec2 dyValue = mod(float(idyC2), 2.) == 0. ? + dySample.xy : dySample.zw; + result.zw += vec2(dot(dyValue, wValue.xy), + dot(dyValue, wValue.zw)); + } + } + } + } + setOutput(result); + } + `}};function zne(e){let{inputs:t,backend:n,attrs:a}=e,{dy:r,filter:s}=t,{inputShape:i,strides:o,pad:l,dataFormat:u,dimRoundingMode:p}=a,d=T.convertConv2DDataFormat(u),c=T.computeConv2DInfo(i,s.shape,o,1,l,p,!1,d);if(G().getBool("WEBGL_PACK_CONV2DTRANSPOSE")&&d==="channelsLast"){let h=[[c.strideHeight,c.strideWidth]],m=new Lne(c);return n.runWebGLProgram(m,[r,s],"float32",h)}else{let h=new Dne(c);return n.runWebGLProgram(h,[r,s],"float32")}}var Wne={kernelName:Wi,backendName:"webgl",kernelFunc:zne};function Bne(e){let{inputs:t,backend:n,attrs:a}=e,{x:r,filter:s}=t,{strides:i,pad:o,dilations:l}=a,u=T.computeConv3DInfo(r.shape,s.shape,i,l,o),p=new Ene(u);return n.runWebGLProgram(p,[r,s],"float32")}var Vne={kernelName:Bi,backendName:"webgl",kernelFunc:Bne};function Une(e){let{inputs:t,backend:n,attrs:a}=e,{x:r,dy:s}=t,{strides:i,pad:o,filterShape:l}=a,u=T.computeConv3DInfo(r.shape,l,i,1,o),p=new Rne(u);return n.runWebGLProgram(p,[r,s],"float32")}var Gne={kernelName:xu,backendName:"webgl",kernelFunc:Une};function Hne(e){let{inputs:t,backend:n,attrs:a}=e,{dy:r,filter:s}=t,{pad:i,strides:o,inputShape:l}=a,u=T.computeConv3DInfo(l,s.shape,o,1,i),p=new Mne(u);return n.runWebGLProgram(p,[r,s],"float32")}var jne={kernelName:vu,backendName:"webgl",kernelFunc:Hne},qne=Cp+` + return cos(x); +`,Kne=` + vec4 result = cos(x); + bvec4 isNaN = isnan(x); + ${tl} + return result; +`,Xne=Ze({opSnippet:qne,packedOpSnippet:Kne}),Yne={kernelName:Vi,backendName:"webgl",kernelFunc:Xne},Zne=` + float e2x = exp(-x); + return (e2x + 1.0 / e2x) / 2.0; +`,Jne=Ze({opSnippet:Zne}),Qne={kernelName:Ui,backendName:"webgl",kernelFunc:Jne},eae=class{constructor(e,t,n,a,r){this.variableNames=["Image","Boxes","BoxInd"],this.outputShape=[];let[s,i,o,l]=e,[u]=t,[p,d]=n;this.outputShape=[u,p,d,l];let c=a==="bilinear"?1:0,[h,m]=[`${i-1}.0`,`${o-1}.0`],[f,g,b]=p>1?[`${(i-1)/(p-1)}`,"(y2-y1) * height_ratio",`y1*${h} + float(y)*(height_scale)`]:["0.0","0.0",`0.5 * (y1+y2) * ${h}`],[y,x,v]=d>1?[`${(o-1)/(d-1)}`,"(x2-x1) * width_ratio",`x1*${m} + float(x)*(width_scale)`]:["0.0","0.0",`0.5 * (x1+x2) * ${m}`];this.userCode=` + const float height_ratio = float(${f}); + const float width_ratio = float(${y}); + void main() { + ivec4 coords = getOutputCoords(); + int b = coords[0]; + int y = coords[1]; + int x = coords[2]; + int d = coords[3]; + + // get box vals + float y1 = getBoxes(b,0); + float x1 = getBoxes(b,1); + float y2 = getBoxes(b,2); + float x2 = getBoxes(b,3); + + // get image in batch index + int bInd = round(getBoxInd(b)); + if(bInd < 0 || bInd >= ${s}) { + return; + } + + float height_scale = ${g}; + float width_scale = ${x}; + + float in_y = ${b}; + if( in_y < 0.0 || in_y > ${h} ) { + setOutput(float(${r})); + return; + } + float in_x = ${v}; + if( in_x < 0.0 || in_x > ${m} ) { + setOutput(float(${r})); + return; + } + + vec2 sourceFracIndexCR = vec2(in_x,in_y); + if(${c} == 1) { + // Compute the four integer indices. + ivec2 sourceFloorCR = ivec2(sourceFracIndexCR); + ivec2 sourceCeilCR = ivec2(ceil(sourceFracIndexCR)); + + float topLeft = getImage(b, sourceFloorCR.y, sourceFloorCR.x, d); + float bottomLeft = getImage(b, sourceCeilCR.y, sourceFloorCR.x, d); + float topRight = getImage(b, sourceFloorCR.y, sourceCeilCR.x, d); + float bottomRight = getImage(b, sourceCeilCR.y, sourceCeilCR.x, d); + + vec2 fracCR = sourceFracIndexCR - vec2(sourceFloorCR); + + float top = topLeft + (topRight - topLeft) * fracCR.x; + float bottom = bottomLeft + (bottomRight - bottomLeft) * fracCR.x; + float newValue = top + (bottom - top) * fracCR.y; + setOutput(newValue); + } else { + // Compute the coordinators of nearest neighbor point. + ivec2 sourceNearestCR = ivec2(floor( + sourceFracIndexCR + vec2(0.5,0.5))); + float newValue = getImage(b, sourceNearestCR.y, sourceNearestCR.x, d); + setOutput(newValue); + } + } + `}},tae=e=>{let{inputs:t,backend:n,attrs:a}=e,{image:r,boxes:s,boxInd:i}=t,{cropSize:o,method:l,extrapolationValue:u}=a,p=new eae(r.shape,s.shape,o,l,u);return n.runWebGLProgram(p,[r,s,i],"float32")},nae={kernelName:ku,backendName:"webgl",kernelFunc:tae},Mc;(function(e){e.Prod="*",e.Sum="+"})(Mc||(Mc={}));var LS=class{constructor(e,t,n,a){this.op=e,this.outputShape=t,this.variableNames=["x"],this.customUniforms=[{name:"index",type:"float"}];let r=this.outputShape.length,s=this.op===Mc.Prod?"1.0":"0.0",i=n?s:`getX(${zS(r,"coords",this.op)})`,o=this.outputShape[this.outputShape.length-1],l="",u="";n?(l=a?`end != ${o-1}`:"end != 0",u=a?"end + 1":"end - 1"):(l=a?`end + pow2 < ${o}`:"end >= pow2",u=a?"end + pow2":"end - pow2"),this.userCode=` + void main() { + ${ht(r)} coords = getOutputCoords(); + int end = ${WS(r,"coords",this.op)}; + float val = ${i}; + int pow2 = int(pow(2.0, index)); + if (${l}) { + int idx = ${u}; + ${WS(r,"coords",this.op)} = idx; + val ${this.op}= getX(${zS(r,"coords",this.op)}); + } + setOutput(val); + } + `}};function zS(e,t,n){if(e===1)return`${t}`;if(e===2)return`${t}.x, ${t}.y`;if(e===3)return`${t}.x, ${t}.y, ${t}.z`;if(e===4)return`${t}.x, ${t}.y, ${t}.z, ${t}.w`;throw new Error(`Cumulative ${n} for rank ${e} is not yet supported`)}function WS(e,t,n){if(e===1)return`${t}`;if(e===2)return`${t}.y`;if(e===3)return`${t}.z`;if(e===4)return`${t}.w`;throw new Error(`Cumulative ${n} for rank ${e} is not yet supported`)}function gF(e,t,n,a,r,s){let i=t.shape.length,o=T.getAxesPermutation([a],i),l=t;o!=null&&(l=Sn({inputs:{x:t},backend:n,attrs:{perm:o}}));let u=T.getInnerMostAxes(1,i)[0];if(u!==i-1)throw new Error(`WebGL cumprod shader expects an inner-most axis=${t.shape.length-1} but got axis=${a}`);let p=l.shape[u],d=aa({inputs:{x:l},backend:n});for(let c=0;c<=Math.ceil(Math.log2(p))-1;c++){let h=new LS(e,l.shape,!1,s),m=[[c]],f=d;d=n.runWebGLProgram(h,[d],d.dtype,m),n.disposeIntermediateTensorInfo(f)}if(r){let c=new LS(e,l.shape,r,s),h=d;d=n.runWebGLProgram(c,[d],d.dtype),n.disposeIntermediateTensorInfo(h)}if(o!=null){let c=T.getUndoAxesPermutation(o),h=Sn({inputs:{x:d},backend:n,attrs:{perm:c}});return n.disposeIntermediateTensorInfo(d),n.disposeIntermediateTensorInfo(l),h}return d}function aae(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{axis:s,exclusive:i,reverse:o}=a;return gF(Mc.Prod,r,n,s,i,o)}var rae={kernelName:wu,backendName:"webgl",kernelFunc:aae};function sae(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{axis:s,exclusive:i,reverse:o}=a;return gF(Mc.Sum,r,n,s,i,o)}var iae={kernelName:Gi,backendName:"webgl",kernelFunc:sae};function oae(e){let{inputs:t,backend:n,attrs:a}=e,{x:r,weights:s}=t,{size:i,binaryOutput:o}=a;if(r.shape.length===1){let l=n.readSync(r.dataId),u=n.readSync(s.dataId),p=KA(l,u,s.dtype,s.shape,i);return n.makeTensorInfo([i],s.dtype,p)}else if(r.shape.length===2){let l=n.bufferSync(r),u=n.bufferSync(s),p=uQ(l,u,i,o);return n.makeTensorInfo(p.shape,s.dtype,p.values)}throw new Error(`Error in denseBincount: input must be at most rank 2, but got rank${r.shape.length}.`)}var lae={kernelName:Uc,backendName:"webgl",kernelFunc:oae},uae=class{constructor(e,t,n){this.variableNames=["x"],this.outputShape=[],this.outputShape=e,this.blockSize=t,this.dataFormat=n,this.userCode=` + void main() { + ivec4 coords = getOutputCoords(); + int b = coords[0]; + int h = ${this.getHeightCoordString()}; + int w = ${this.getWidthCoordString()}; + int d = ${this.getDepthCoordString()}; + + int in_h = h / ${t}; + int offset_h = imod(h, ${t}); + int in_w = w / ${t}; + int offset_w = imod(w, ${t}); + int offset_d = (offset_h * ${t} + offset_w) * + ${this.getOutputDepthSize()}; + int in_d = d + offset_d; + + float result = ${this.getInputSamplingString()}; + setOutput(result); + } + `}getHeightCoordString(){return this.dataFormat==="NHWC"?"coords[1]":"coords[2]"}getWidthCoordString(){return this.dataFormat==="NHWC"?"coords[2]":"coords[3]"}getDepthCoordString(){return this.dataFormat==="NHWC"?"coords[3]":"coords[1]"}getOutputDepthSize(){return this.dataFormat==="NHWC"?this.outputShape[3]:this.outputShape[1]}getInputSamplingString(){return this.dataFormat==="NHWC"?"getX(b, in_h, in_w, in_d)":"getX(b, in_d, in_h, in_w)"}};function pae(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{blockSize:s,dataFormat:i}=a,o=r.shape[0],l=i==="NHWC"?r.shape[1]:r.shape[2],u=i==="NHWC"?r.shape[2]:r.shape[3],p=i==="NHWC"?r.shape[3]:r.shape[1],d=l*s,c=u*s,h=p/(s*s),m=i==="NHWC"?[o,d,c,h]:[o,h,d,c],f=new uae(m,s,i);return n.runWebGLProgram(f,[r],r.dtype)}var cae={kernelName:Iu,backendName:"webgl",kernelFunc:pae},bF=class{constructor(e,t=!1,n=null,a=!1,r=!1){this.variableNames=["x","W"],this.customUniforms=[{name:"pads",type:"ivec2"},{name:"strides",type:"ivec2"},{name:"dilations",type:"ivec2"},{name:"inDims",type:"ivec2"}],this.outputShape=e.outShape,this.enableShapeUniforms=vn(this.outputShape.length);let s=e.filterHeight,i=e.filterWidth,o=e.outChannels/e.inChannels,l="",u="";n&&(a?l=`float activation(float a) { + float b = getPreluActivationWeightsAtOutCoords(); + ${n} + }`:r?l=`float activation(float a) { + float b = getLeakyreluAlphaAtOutCoords(); + ${n} + }`:l=` + float activation(float x) { + ${n} + } + `,u="result = activation(result);");let p=t?"result += getBiasAtOutCoords();":"";t&&this.variableNames.push("bias"),a&&this.variableNames.push("preluActivationWeights"),r&&this.variableNames.push("leakyreluAlpha"),this.userCode=` + ${l} + + void main() { + ivec4 coords = getOutputCoords(); + int batch = coords.x; + ivec2 xRCCorner = coords.yz * strides - pads; + int d2 = coords.w; + int d1 = d2 / ${o}; + int q = d2 - d1 * ${o}; + + int xRCorner = xRCCorner.x; + int xCCorner = xRCCorner.y; + + // Convolve x(?, ?, d1) with w(:, :, d1, q) to get y(yR, yC, d2). + // ? = to be determined. : = across all values in that axis. + float dotProd = 0.0; + // TO DO(dsmilkov): Flatten the two for loops and vec4 the operations. + for (int wR = 0; wR < ${s}; wR++) { + int xR = xRCorner + wR * dilations[0]; + + if (xR < 0 || xR >= inDims[0]) { + continue; + } + + for (int wC = 0; wC < ${i}; wC++) { + int xC = xCCorner + wC * dilations[1]; + + if (xC < 0 || xC >= inDims[1]) { + continue; + } + + float xVal = getX(batch, xR, xC, d1); + float wVal = getW(wR, wC, d1, q); + dotProd += xVal * wVal; + } + } + + float result = dotProd; + ${p} + ${u} + setOutput(result); + } + `}},yF=class{constructor(e,t=!1,n=null,a=!1,r=!1){this.variableNames=["x","W"],this.packedInputs=!0,this.packedOutput=!0,this.customUniforms=[{name:"pads",type:"ivec2"},{name:"strides",type:"ivec2"},{name:"dilations",type:"ivec2"},{name:"inDims",type:"ivec2"}],this.outputShape=e.outShape,this.enableShapeUniforms=vn(this.outputShape.length);let s=e.outChannels/e.inChannels,i=e.padInfo.left,o=e.strideWidth,l=e.dilationWidth,u=e.filterHeight,p=e.filterWidth,d=p,c=` + int xR; int xC; int xCOffset; + vec4 wTexel; vec4 previous; vec4 final;`;for(let g=0;g=0 && xR < inDims[0]) { + `;for(let g=0;g<(d+1)/2;g++){let b=g*2;if(c+=` + xC = xCCorner + ${b*l}; + `,o===1){if(b= 0 && xCOffset < inDims[1] && xTexelC${b}Ready == 0) { + xTexelC${b} = getX(batch, xR, xCOffset, d1); + + // Need to manually clear unused channels in case + // we're reading from recycled texture. + if (xCOffset + 1 >= inDims[1]) { + xTexelC${b}.zw = vec2(0.0); + } + xTexelC${b}Ready = 1; + } + `,l===1&&b>0?c+=` + xC${b} = vec4(xTexelC${b-2}.zw, xTexelC${b}.xy); + `:c+=` + xCOffset = xC + 1 - 2; + + if (xCOffset >= 0 && xCOffset < inDims[1]) { + previous = getX(batch, xR, xCOffset, d1); + + // Need to manually clear unused channels in case + // we're reading from recycled texture. + if (xCOffset + 1 >= inDims[1]) { + previous.zw = vec2(0.0); + } + + xC${b} = vec4(previous.zw, xTexelC${b}.xy); + } else { + xC${b} = vec4(0.0, 0.0, xTexelC${b}.xy); + } + `):c+=` + if (xC >= 0 && xC < inDims[1] && xTexelC${b}Ready == 0) { + xTexelC${b} = getX(batch, xR, xC, d1); + if (xC + 1 >= inDims[1]) { + xTexelC${b}.zw = vec2(0.0); + } + xTexelC${b}Ready = 1; + } + + xC${b} = xTexelC${b}; + `,b+1= 0 && xCOffset < inDims[1] && xTexelC${b+1}Ready == 0) { + xTexelC${b+1} = getX(batch, xR, xCOffset, d1); + + // Need to manually clear unused channels in case + // we're reading from recycled texture. + if (xCOffset + 1 >= inDims[1]) { + xTexelC${b+1}.zw = vec2(0.0); + } + xTexelC${b+1}Ready = 1; + } + `,l>1?c+=` + xCOffset -= 2; + if (xCOffset >= 0 && xCOffset < inDims[1]) { + previous = getX(batch, xR, xCOffset, d1); + xC${b+1} = vec4(previous.zw, xTexelC${b+1}.xy); + } else { + xC${b+1} = vec4(0.0, 0.0, xTexelC${b+1}.xy); + } + `:c+=` + xC${b+1} = vec4(xTexelC${b}.zw, xTexelC${b+1}.xy); + `):y===1?c+=` + xC${b+1} = xTexelC${b}; + `:c+=` + xCOffset = xC + ${y}; + + if (xCOffset >= 0 && xCOffset < inDims[1] && xTexelC${b+1}Ready == 0) { + xTexelC${b+1} = getX(batch, xR, xCOffset, d1); + if (xCOffset + 1 >= inDims[1]) { + xTexelC${b+1}.zw = vec2(0.0); + } + xTexelC${b+1}Ready = 1; + } + + xC${b+1} = xTexelC${b+1}; + `}}else b= 0 && xCOffset < inDims[1] && xTexelC${b}Ready == 0) { + xTexelC${b} = getX(batch, xR, xCOffset, d1); + // Need to manually clear unused channels in case + // we're reading from recycled texture. + if (xCOffset + 1 >= inDims[1]) { + xTexelC${b}.zw = vec2(0.0); + } + xTexelC${b}Ready = 1; + } + + if(xC + 1 >= 0 && xC + 1 < inDims[1] && xTexelC${b+1}Ready == 0) { + xTexelC${b+1} = getX(batch, xR, xC + 1, d1); + // Need to manually clear unused channels in case + // we're reading from recycled texture. + if (xC + 2 >= inDims[1]) { + xTexelC${b+1}.zw = vec2(0.0); + } + xTexelC${b+1}Ready = 1; + } + + xC${b} = vec4(xTexelC${b}.zw, xTexelC${b+1}.zw); + `,b+1= 0 && xCOffset < inDims[1]) { + final = getX(batch, xR, xCOffset, d1); + } + xC${b+1} = vec4(xTexelC${b+1}.xy, final.xy); + `)):(c+=` + if(xC >= 0 && xC < inDims[1] && xTexelC${b}Ready == 0) { + xTexelC${b} = getX(batch, xR, xC, d1); + if (xC + 1 >= inDims[1]) { + xTexelC${b}.zw = vec2(0.0); + } + xTexelC${b}Ready = 1; + } + + xCOffset = xC + strides[1]; + if(xCOffset >= 0 && xCOffset < inDims[1] && xTexelC${b+1}Ready == 0) { + xTexelC${b+1} = getX(batch, xR, xCOffset, d1); + if (xCOffset + 1 >= inDims[1]) { + xTexelC${b+1}.zw = vec2(0.); + } + xTexelC${b+1}Ready = 1; + } + + xC${b} = vec4( + xTexelC${b}.xy, xTexelC${b+1}.xy); + `,b+1`Error in depthwiseConv2d: Either strides or dilations must be 1. Got strides ${i} and dilations '${p}'`);let d=T.computeConv2DInfo(r.shape,s.shape,i,p,o,u,!0),c;G().getBool("WEBGL_PACK_DEPTHWISECONV")&&d.strideWidth<=2&&d.outChannels/d.inChannels===1?c=new yF(d):c=new bF(d);let h=[[d.padInfo.top,d.padInfo.left],[d.strideHeight,d.strideWidth],[d.dilationHeight,d.dilationWidth],[d.inHeight,d.inWidth]];return n.runWebGLProgram(c,[r,s],"float32",h)}var hae={kernelName:Hi,backendName:"webgl",kernelFunc:dae},mae=class{constructor(e){this.variableNames=["x","dy"],this.outputShape=e.filterShape;let t=e.strideHeight,n=e.strideWidth,a=e.padInfo.top,r=e.padInfo.left,s=e.outChannels/e.inChannels;this.userCode=` + void main() { + ivec4 coords = getOutputCoords(); + int wR = coords.x; + int wC = coords.y; + int d1 = coords.z; + int dm = coords.w; + int d2 = d1 * ${s} + dm; + + float dotProd = 0.0; + + // TO DO: Vec4 over the batch size + for (int b = 0; b < ${e.batchSize}; b++) { + for (int yR = 0; yR < ${e.outHeight}; yR++) { + int xR = wR + yR * ${t} - ${a}; + + if (xR < 0 || xR >= ${e.inHeight}) { + continue; + } + + for (int yC = 0; yC < ${e.outWidth}; yC++) { + int xC = wC + yC * ${n} - ${r}; + + if (xC < 0 || xC >= ${e.inWidth}) { + continue; + } + + float dyValue = getDy(b, yR, yC, d2); + float xValue = getX(b, xR, xC, d1); + dotProd += (xValue * dyValue); + } + } + } + setOutput(dotProd); + } + `}},fae=class{constructor(e){this.variableNames=["dy","W"],this.outputShape=e.inShape;let t=e.filterHeight,n=e.filterWidth,a=e.strideHeight,r=e.strideWidth,s=t-1-e.padInfo.top,i=n-1-e.padInfo.left,o=e.outChannels/e.inChannels;this.userCode=` + const ivec2 pads = ivec2(${s}, ${i}); + + void main() { + ivec4 coords = getOutputCoords(); + int batch = coords[0]; + int d1 = coords[3]; + ivec2 dyCorner = coords.yz - pads; + int dyRCorner = dyCorner.x; + int dyCCorner = dyCorner.y; + + float dotProd = 0.0; + + for (int wR = 0; wR < ${t}; wR++) { + float dyR = float(dyRCorner + wR) / ${a}.0; + + if (dyR < 0.0 || dyR >= ${e.outHeight}.0 || fract(dyR) > 0.0) { + continue; + } + int idyR = int(dyR); + + int wRPerm = ${t} - 1 - wR; + + for (int wC = 0; wC < ${n}; wC++) { + float dyC = float(dyCCorner + wC) / ${r}.0; + + if (dyC < 0.0 || dyC >= ${e.outWidth}.0 || + fract(dyC) > 0.0) { + continue; + } + int idyC = int(dyC); + + int wCPerm = ${n} - 1 - wC; + + // TO DO: Vec4 over the channelMul + for (int dm = 0; dm < ${o}; dm++) { + int d2 = d1 * ${o} + dm; + float xValue = getDy(batch, idyR, idyC, d2); + float wValue = getW(wRPerm, wCPerm, d1, dm); + dotProd += xValue * wValue; + } + } + } + setOutput(dotProd); + } + `}};function gae(e){let{inputs:t,backend:n,attrs:a}=e,{x:r,dy:s}=t,{strides:i,dilations:o,pad:l,dimRoundingMode:u,filterShape:p}=a,d=T.computeConv2DInfo(r.shape,p,i,o,l,u,!0),c=new mae(d);return n.runWebGLProgram(c,[r,s],"float32")}var bae={kernelName:Pm,backendName:"webgl",kernelFunc:gae};function yae(e){let{inputs:t,backend:n,attrs:a}=e,{dy:r,filter:s}=t,{strides:i,dilations:o,pad:l,dimRoundingMode:u,inputShape:p}=a,d=T.computeConv2DInfo(p,s.shape,i,o,l,u,!0),c=new fae(d);return n.runWebGLProgram(c,[r,s],"float32")}var xae={kernelName:Lm,backendName:"webgl",kernelFunc:yae},vae=class{constructor(e){this.variableNames=["X"],this.outputShape=[e,e],this.userCode=` + void main() { + ivec2 coords = getOutputCoords(); + float val = coords[0] == coords[1] ? getX(coords[0]) : 0.0; + setOutput(val); + } + `}};function wae(e){let{inputs:t,backend:n}=e,{x:a}=t,r=[...a.shape,...a.shape],s=w.sizeFromShape(a.shape),i=ce({inputs:{x:a},backend:n,attrs:{shape:[s]}}),o=new vae(s),l=n.runWebGLProgram(o,[i],i.dtype),u=ce({inputs:{x:l},backend:n,attrs:{shape:r}});return n.disposeIntermediateTensorInfo(i),n.disposeIntermediateTensorInfo(l),u}var kae={kernelName:Gc,backendName:"webgl",kernelFunc:wae},Iae=class{constructor(e){this.variableNames=["x","W"],this.outputShape=e.outShape;let{inHeight:t,inWidth:n,padInfo:a,strideHeight:r,strideWidth:s,filterHeight:i,filterWidth:o,dilationHeight:l,dilationWidth:u}=e,{top:p,left:d}=a;this.userCode=` + const ivec2 strides = ivec2(${r}, ${s}); + const ivec2 pads = ivec2(${p}, ${d}); + const float neg_infinity = -3.4e38; + + void main() { + ivec4 coords = getOutputCoords(); + int batch = coords.x; + int d1 = coords.w; + ivec2 outTopLeftCorner = + coords.yz * strides - pads; + int hBeg = outTopLeftCorner.x; + int wBeg = outTopLeftCorner.y; + + float curVal = neg_infinity; + for (int h = 0; h < ${i}; h++) { + int hIn = hBeg + h * ${l}; + + if (hIn >= 0 && hIn < ${t}) { + for (int w = 0; w < ${o}; w++) { + int wIn = wBeg + w * ${u}; + + if (wIn >= 0 && wIn < ${n}) { + float xVal = getX(batch, hIn, wIn, d1); + float wVal = getW(h, w, d1); + + float val = xVal + wVal; + if (val > curVal) { + curVal = val; + } + } + } + } + } + + float result = curVal; + setOutput(result); + } + `}};function Sae(e){let{inputs:t,backend:n,attrs:a}=e,{x:r,filter:s}=t,{strides:i,pad:o,dilations:l}=a,u=T.computeDilation2DInfo(r.shape,s.shape,i,o,"NHWC",l),p,d=new Iae(u);p=n.runWebGLProgram(d,[r,s],"float32");let c=ce({inputs:{x:p},backend:n,attrs:{shape:u.outShape}});return n.disposeIntermediateTensorInfo(p),c}var Nae={kernelName:ji,backendName:"webgl",kernelFunc:Sae};function Tae(e){let{inputs:t,backend:n,attrs:a}=e,{equation:r}=a,s=t,{allDims:i,summedDims:o,idDims:l}=T.decodeEinsumEquation(r,s.length);T.checkEinsumDimSizes(i.length,l,s);let{path:u,steps:p}=T.getEinsumComputePath(o,l),d=p.length,c=null,h=i.length,m=[];for(let f=0;f=0&&(c=ng({inputs:{x:c},backend:n,attrs:{axis:u[f]-(i.length-h),keepDims:!1}}),m.push(c)),h--)}for(let f of m)f!==c&&n.disposeIntermediateTensorInfo(f);return c}var Cae={kernelName:Wm,backendName:"webgl",kernelFunc:Tae},Eae="return (x >= 0.0) ? x : (exp(x) - 1.0);",_ae=` + vec4 result; + + result.r = (x.r >= 0.0) ? x.r : (exp(x.r) - 1.0); + result.g = (x.g >= 0.0) ? x.g : (exp(x.g) - 1.0); + result.b = (x.b >= 0.0) ? x.b : (exp(x.b) - 1.0); + result.a = (x.a >= 0.0) ? x.a : (exp(x.a) - 1.0); + + return result; +`,Aae=Ze({opSnippet:Eae,packedOpSnippet:_ae}),Fae={kernelName:Ki,backendName:"webgl",kernelFunc:Aae},$ae="return (b >= 0.0) ? a : a * (b + 1.0);",Dae=` + vec4 bGTEZero = vec4(greaterThanEqual(b, vec4(0.))); + return (bGTEZero * a) + ((vec4(1.0) - bGTEZero) * (a * (b + vec4(1.0)))); +`,Rae=e=>{let{inputs:t,backend:n}=e,{dy:a,y:r}=t,s=G().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new Tp(Dae,a.shape,r.shape):new Si($ae,a.shape,r.shape);return n.runWebGLProgram(s,[a,r],a.dtype)},Mae={kernelName:Su,backendName:"webgl",kernelFunc:Rae},Oae=` + return vec4(equal(a, b)); +`,Pae="return float(a == b);",Lae=fn({opSnippet:Pae,packedOpSnippet:Oae,dtype:"bool",cpuKernelImpl:mQ}),zae={kernelName:Nu,backendName:"webgl",kernelFunc:Lae},Wae=` + // Error function is calculated approximately with elementary function. + // See "Handbook of Mathematical Functions with Formulas, + // Graphs, and Mathematical Tables", Abramowitz and Stegun. + float p = ${T.ERF_P}; + float a1 = ${T.ERF_A1}; + float a2 = ${T.ERF_A2}; + float a3 = ${T.ERF_A3}; + float a4 = ${T.ERF_A4}; + float a5 = ${T.ERF_A5}; + + float sign = sign(x); + x = abs(x); + float t = 1.0 / (1.0 + p * x); + return sign * (1.0 - (((((a5*t + a4)*t) + a3)*t + a2)*t + a1)*t*exp(-x*x)); +`,Bae=Ze({opSnippet:Wae}),Vae={kernelName:Xi,backendName:"webgl",kernelFunc:Bae},Uae=Cp+` + return exp(x); +`,Gae=` + vec4 result = exp(x); + bvec4 isNaN = isnan(x); + result.r = isNaN.r ? x.r : result.r; + result.g = isNaN.g ? x.g : result.g; + result.b = isNaN.b ? x.b : result.b; + result.a = isNaN.a ? x.a : result.a; + + return result; +`,xF=Ze({opSnippet:Uae,packedOpSnippet:Gae,cpuKernelImpl:fQ,dtype:"float32"}),Hae={kernelName:Yi,backendName:"webgl",kernelFunc:xF};function Sv(e){let{inputs:t,attrs:n,backend:a}=e,{dim:r}=n,{input:s}=t,i=s.shape.length,o=s.shape.slice(),l=r;return r<0&&(w.assert(-(i+1)<=r,()=>`Axis must be in the interval [${-(i+1)}, ${i}]`),l=i+r+1),o.splice(l,0,1),ce({inputs:{x:s},backend:a,attrs:{shape:o}})}var jae={kernelName:Tu,backendName:"webgl",kernelFunc:Sv},BS="return exp(x) - 1.0;",qae=Ze({opSnippet:BS,packedOpSnippet:BS,cpuKernelImpl:gQ}),Kae={kernelName:Zi,backendName:"webgl",kernelFunc:qae},VS=class{constructor(e,t,n){this.variableNames=["real","imag"];let a=t[1];this.outputShape=t;let r=n?`2.0 * ${Math.PI}`:`-2.0 * ${Math.PI}`,s=n?`${a}.0`:"1.0",i;if(e==="real")i="return real * expR - imag * expI;";else if(e==="imag")i="return real * expI + imag * expR;";else throw new Error(`FFT component must be either "real" or "imag", got ${e}.`);this.userCode=` + const float exponentMultiplier = ${r}; + + float unaryOpComplex(float real, float expR, float imag, float expI) { + ${i} + } + + float mulMatDFT(int batch, int index) { + float indexRatio = float(index) / float(${a}); + float exponentMultiplierTimesIndexRatio = + exponentMultiplier * indexRatio; + + float result = 0.0; + + for (int i = 0; i < ${a}; i++) { + // x = (-2|2 * PI / N) * index * i; + float x = exponentMultiplierTimesIndexRatio * float(i); + float expR = cos(x); + float expI = sin(x); + float real = getReal(batch, i); + float imag = getImag(batch, i); + + result += + unaryOpComplex(real, expR, imag, expI) / ${s}; + } + + return result; + } + + void main() { + ivec2 coords = getOutputCoords(); + setOutput(mulMatDFT(coords[0], coords[1])); + } + `}};function vF(e,t,n){let a=n.texData.get(e.dataId),r=w.sizeFromShape(e.shape),s=e.shape[e.shape.length-1],i=r/s,o=ce({inputs:{x:e},backend:n,attrs:{shape:[i,s]}}),l=o.shape,u=new VS("real",l,t),p=new VS("imag",l,t),d=[{dataId:a.complexTensorInfos.real.dataId,dtype:a.complexTensorInfos.real.dtype,shape:l},{dataId:a.complexTensorInfos.imag.dataId,dtype:a.complexTensorInfos.imag.dtype,shape:l}],c=n.runWebGLProgram(u,d,"float32"),h=n.runWebGLProgram(p,d,"float32"),m=Os({inputs:{real:c,imag:h},backend:n});n.disposeIntermediateTensorInfo(c),n.disposeIntermediateTensorInfo(h);let f=ce({inputs:{x:m},backend:n,attrs:{shape:e.shape}});return n.disposeIntermediateTensorInfo(o),n.disposeIntermediateTensorInfo(m),f}function Xae(e){let{inputs:t,backend:n}=e,{input:a}=t;return vF(a,!1,n)}var Yae={kernelName:Bm,backendName:"webgl",kernelFunc:Xae},Zae=class{constructor(e,t){this.outputShape=[],this.customUniforms=[{name:"value",type:"float"}],this.variableNames=["x"],this.outputShape=e,this.userCode=` + void main() { + // Input can be obtained from uniform value. + setOutput(value); + } + `}};function Ld(e){let{backend:t,attrs:n}=e,{shape:a,value:r}=n,{dtype:s}=n;if(s=s||w.inferDtype(r),s==="string"){let i=w.getArrayFromDType(s,w.sizeFromShape(a));return i.fill(r),t.makeTensorInfo(a,s,i)}else{let i=new Zae(a,r),o=[[r]];return t.runWebGLProgram(i,[],s,o)}}var Jae={kernelName:Hc,backendName:"webgl",kernelFunc:Ld},Qae=class{constructor(e){this.variableNames=["Image"],this.outputShape=[];let t=e[2];this.outputShape=e,this.userCode=` + void main() { + ivec4 coords = getOutputCoords(); + int x = coords[2]; + + int coordX = ${t} - x - 1; + float outputValue; + if(coordX >= 0 && coordX < ${t}) { + outputValue = getImage(coords[0], coords[1], coordX, coords[3]); + } else { + outputValue = getImage(coords[0], coords[1], coords[2], coords[3]); + } + setOutput(outputValue); + } + `}},ere={kernelName:Cu,backendName:"webgl",kernelFunc:({inputs:e,backend:t})=>{let{image:n}=e,a=t,r=new Qae(n.shape);return a.runWebGLProgram(r,[n],n.dtype)}},US="return floor(x);",tre=Ze({opSnippet:US,packedOpSnippet:US,cpuKernelImpl:bQ}),nre={kernelName:Ji,backendName:"webgl",kernelFunc:tre},are=` + float s = sign(a) * sign(b); + int ia = round(a); + int ib = round(b); + if (ib != 0) { + // Windows (D3D) wants guaranteed non-zero int division at compile-time. + return float(idiv(ia, ib, s)); + } else { + return NAN; + } +`,rre=` + ivec4 ia = round(a); + ivec4 ib = round(b); + bvec4 cond = notEqual(ib, ivec4(0)); + ivec4 result = ivec4(0); + vec4 s = sign(a) * sign(b); + + // Windows (D3D) wants guaranteed non-zero int division at compile-time. + if (cond[0]) { + result[0] = idiv(ia[0], ib[0], s[0]); + } + if (cond[1]) { + result[1] = idiv(ia[1], ib[1], s[1]); + } + if (cond[2]) { + result[2] = idiv(ia[2], ib[2], s[2]); + } + if (cond[3]) { + result[3] = idiv(ia[3], ib[3], s[3]); + } + return vec4(result); +`,sre=fn({opSnippet:are,packedOpSnippet:rre,dtype:"int32"}),ire={kernelName:Qi,backendName:"webgl",kernelFunc:sre},ore=class{constructor(e){this.variableNames=["A"];let t=En(),[n,a]=e;this.outputShape=e,this.userCode=` + void main() { + ivec3 coords = getOutputCoords(); + int texR = coords[0]; + int texC = coords[1]; + int depth = coords[2]; + vec2 uv = (vec2(texC, texR) + halfCR) / vec2(${a}.0, ${n}.0); + + vec4 values = ${t.texture2D}(A, uv); + float value; + if (depth == 0) { + value = values.r; + } else if (depth == 1) { + value = values.g; + } else if (depth == 2) { + value = values.b; + } else if (depth == 3) { + value = values.a; + } + + setOutput(floor(value * 255.0 + 0.5)); + } + `}},lre=class{constructor(e){this.variableNames=["A"],this.packedInputs=!1,this.packedOutput=!0;let t=En(),[n,a]=e;this.outputShape=e,this.userCode=` + void main() { + ivec3 coords = getOutputCoords(); + int texR = coords[0]; + int texC = coords[1]; + int depth = coords[2]; + + vec4 result = vec4(0.); + + for(int row=0; row<=1; row++) { + for(int col=0; col<=1; col++) { + texC = coords[1] + row; + depth = coords[2] + col; + + vec2 uv = (vec2(texC, texR) + halfCR) / + vec2(${a}.0, ${n}.0); + vec4 values = ${t.texture2D}(A, uv); + float value; + if (depth == 0) { + value = values.r; + } else if (depth == 1) { + value = values.g; + } else if (depth == 2) { + value = values.b; + } else if (depth == 3) { + value = values.a; + } + + result[row * 2 + col] = floor(value * 255.0 + 0.5); + } + } + + ${t.output} = result; + } + `}},ure={kernelName:sm,backendName:"webgl",kernelFunc:pre},Ol,Cx=G().getBool("CANVAS2D_WILL_READ_FREQUENTLY_FOR_GPU");function pre(e){let{inputs:t,backend:n,attrs:a}=e,{pixels:r}=t,{numChannels:s}=a,i=typeof HTMLVideoElement!="undefined"&&r instanceof HTMLVideoElement,o=typeof HTMLImageElement!="undefined"&&r instanceof HTMLImageElement,[l,u]=i?[r.videoWidth,r.videoHeight]:[r.width,r.height],p=[u,l],d=[u,l,s];if(o||i){let f=G().getBool("CANVAS2D_WILL_READ_FREQUENTLY_FOR_GPU");(Ol==null||f!==Cx)&&(Cx=f,Ol=document.createElement("canvas").getContext("2d",{willReadFrequently:Cx})),Ol.canvas.width=l,Ol.canvas.height=u,Ol.drawImage(r,0,0,l,u),r=Ol.canvas}let c=n.makeTensorInfo(p,"int32");n.texData.get(c.dataId).usage=da.PIXELS,n.gpgpu.uploadPixelDataToTexture(n.getTexture(c.dataId),r);let h=G().getBool("WEBGL_PACK")?new lre(d):new ore(d),m=n.runWebGLProgram(h,[c],"int32");return n.disposeData(c.dataId),m}function cre(e){let{inputs:t,backend:n,attrs:a}=e,{x:r,filter:s,bias:i,preluActivationWeights:o}=t,{strides:l,pad:u,dataFormat:p,dilations:d,dimRoundingMode:c,activation:h,leakyreluAlpha:m}=a,f=T.convertConv2DDataFormat(p),g=T.computeConv2DInfo(r.shape,s.shape,l,d,u,c,!1,f),b,y=[],x=i!=null,v=o!=null,I=h==="leakyrelu",N=()=>{let _=[r,s],F=(D,$)=>{if($==="NCHW"&&D.shape.length===1&&D.shape[0]!==1){let S=ce({inputs:{x:D},backend:n,attrs:{shape:[D.shape[0],1,1]}});return y.push(S),S}return D};if(x&&_.push(F(i,p)),v&&_.push(F(o,p)),I){let D=n.makeTensorInfo([],"float32",w.createScalarValue(m,"float32"));_.push(D),y.push(D)}return _};if(g.filterHeight===1&&g.filterWidth===1&&g.dilationHeight===1&&g.dilationWidth===1&&g.strideHeight===1&&g.strideWidth===1&&(g.padInfo.type==="SAME"||g.padInfo.type==="VALID"))b=mF({x:r,filter:s,convInfo:g,backend:n,bias:i,activation:h,preluActivationWeights:o,leakyreluAlpha:m});else if(g.strideWidth<=2&&f==="channelsLast"&&G().getBool("WEBGL_EXP_CONV")){let _=h?Dc(h,!0):null,F=new hF(g,x,_,v,I),D=[[g.padInfo.top,g.padInfo.left],[g.strideHeight,g.strideWidth],[g.dilationHeight,g.dilationWidth],[g.inHeight,g.inWidth]],$=N();b=n.runWebGLProgram(F,$,"float32",D)}else if(G().getBool("WEBGL_CONV_IM2COL"))b=fF({x:r,filter:s,convInfo:g,backend:n,bias:i,activation:h,preluActivationWeights:o,leakyreluAlpha:m});else{let _=h?Dc(h,!1):null,F=new dF(g,x,_,v,I),D=N();b=n.runWebGLProgram(F,D,"float32")}let C=ce({inputs:{x:b},backend:n,attrs:{shape:g.outShape}});return y.push(b),y.forEach(_=>n.disposeIntermediateTensorInfo(_)),C}var dre={kernelName:ui,backendName:"webgl",kernelFunc:cre};function hre(e){let{inputs:t,backend:n,attrs:a}=e,{x:r,filter:s,bias:i,preluActivationWeights:o}=t,{strides:l,pad:u,dilations:p,dimRoundingMode:d,activation:c,leakyreluAlpha:h}=a,m=[],f=p;f==null&&(f=[1,1]),w.assert(T.eitherStridesOrDilationsAreOne(l,f),()=>`Error in depthwiseConv2d: Either strides or dilations must be 1. Got strides ${l} and dilations '${f}'`);let g=T.computeConv2DInfo(r.shape,s.shape,l,f,u,d,!0),b=G().getBool("WEBGL_PACK_DEPTHWISECONV")&&g.strideWidth<=2&&g.outChannels/g.inChannels===1,y=c?Dc(c,b):null,x=[r,s],v=i!=null,I=o!=null,N=c==="leakyrelu";if(v&&x.push(i),I&&x.push(o),N){let D=n.makeTensorInfo([],"float32",w.createScalarValue(h,"float32"));x.push(D),m.push(D)}let C;b?C=new yF(g,v,y,I,N):C=new bF(g,v,y,I,N);let _=[[g.padInfo.top,g.padInfo.left],[g.strideHeight,g.strideWidth],[g.dilationHeight,g.dilationWidth],[g.inHeight,g.inWidth]],F=n.runWebGLProgram(C,x,"float32",_);return m.forEach(D=>n.disposeIntermediateTensorInfo(D)),F}var mre={kernelName:pi,backendName:"webgl",kernelFunc:hre},fre=class{constructor(e,t,n,a){this.sliceDim=e,this.strides=t,this.paramsShape=a,this.variableNames=["x","indices"],this.outputShape=n;let r=ht(n.length),s=` + int index;`;for(let i=0;i= ${this.paramsShape[i]}; + flattenIndex += index * ${this.strides[i]};`;this.userCode=` + void main() { + ${r} coords = getOutputCoords(); + int flattenIndex = 0; + bool out_of_bounds = false; + + ${s} + + setOutput(out_of_bounds ? 0.0 : getX(flattenIndex, coords[1])); + } + `}};function gre(e){let{inputs:t,backend:n}=e,{params:a,indices:r}=t,s=r.shape,i=s[s.length-1],o=w.sizeFromShape(a.shape),[l,u,p,d]=T.prepareAndValidate(a,r),c=ce({inputs:{x:r},backend:n,attrs:{shape:[u,i]}}),h=ce({inputs:{x:a},backend:n,attrs:{shape:[w.sizeFromShape(a.shape)/p,p]}});if(n.shouldExecuteOnCPU([a,r])||a.dtype==="string"){let b=n.readSync(r.dataId),y=n.bufferSync(a),x=yQ(b,y,a.dtype,u,i,p,d,a.shape,o);return n.makeTensorInfo(l,a.dtype,x.values)}let m=new fre(i,d,[u,p],a.shape),f=n.runWebGLProgram(m,[h,c],h.dtype),g=ce({inputs:{x:f},backend:n,attrs:{shape:l}});return n.disposeIntermediateTensorInfo(c),n.disposeIntermediateTensorInfo(h),n.disposeIntermediateTensorInfo(f),g}var bre={kernelName:_u,backendName:"webgl",kernelFunc:gre},yre=class{constructor(e,t){this.variableNames=["A","indices"],this.outputShape=t,this.rank=t.length;let n=ht(this.rank),a=xre(e,2);this.userCode=` + void main() { + ${n} resRC = getOutputCoords(); + int index = int(getIndices(resRC.x, resRC.z)); + float inBounds = (index >= 0) && (index < ${e[2]}) ? 1.0 : 0.0; + setOutput(inBounds * getA(${a})); + } + `}};function xre(e,t){let n=["resRC.x","resRC.y","resRC.z","resRC.w"],a=[];for(let r=0;r=0,()=>`GatherV2: the index value ${I} is not in [0, ${x-1}]`)}}let u=T.segment_util.collectGatherOpShapeInfo(r,s,l,o),p=w.sizeFromShape(s.shape),d=[],c=ce({inputs:{x:r},backend:n,attrs:{shape:[u.batchSize,u.outerSize,u.dimSize,u.sliceSize]}}),h=ce({inputs:{x:s},backend:n,attrs:{shape:[u.batchSize,p/u.batchSize]}});d.push(c),d.push(h);let m=[u.batchSize,u.outerSize,p/u.batchSize,u.sliceSize];if(n.shouldExecuteOnCPU([r,s])||r.dtype==="string"){let y=n.bufferSync(h),x=n.bufferSync(c),v=xQ(x,y,m);return d.forEach(I=>n.disposeIntermediateTensorInfo(I)),n.makeTensorInfo(u.outputShape,v.dtype,v.values)}let f=new yre(c.shape,m),g=n.runWebGLProgram(f,[c,h],c.dtype);d.push(g);let b=ce({inputs:{x:g},backend:n,attrs:{shape:u.outputShape}});return d.forEach(y=>n.disposeIntermediateTensorInfo(y)),b}var vre={kernelName:Eu,backendName:"webgl",kernelFunc:wF},wre="return float(a > b);",kre=` + return vec4(greaterThan(a, b)); +`,Ire=fn({opSnippet:wre,packedOpSnippet:kre,cpuKernelImpl:vQ,dtype:"bool"}),Sre={kernelName:Au,backendName:"webgl",kernelFunc:Ire},Nre="return float(a >= b);",Tre=` + return vec4(greaterThanEqual(a, b)); +`,Cre=fn({opSnippet:Nre,packedOpSnippet:Tre,dtype:"bool",cpuKernelImpl:wQ}),Ere={kernelName:to,backendName:"webgl",kernelFunc:Cre};function _re(e){let{inputs:t,backend:n}=e,{input:a}=t;return vF(a,!0,n)}var Are={kernelName:Vm,backendName:"webgl",kernelFunc:_re},Fre="return float(!isnan(x) && !isinf(x));",$re=Ze({opSnippet:Fre,dtype:"bool"}),Dre={kernelName:ao,backendName:"webgl",kernelFunc:$re},Rre="return float(isinf(x));",Mre=Ze({opSnippet:Rre,dtype:"bool"}),Ore={kernelName:ro,backendName:"webgl",kernelFunc:Mre},Pre="return float(isnan(x));",Lre=Ze({opSnippet:Pre,dtype:"bool"}),zre={kernelName:so,backendName:"webgl",kernelFunc:Lre},Wre="return float(a < b);",Bre=` + return vec4(lessThan(a, b)); +`,Vre=fn({opSnippet:Wre,packedOpSnippet:Bre,cpuKernelImpl:kQ,dtype:"bool"}),Ure={kernelName:Fu,backendName:"webgl",kernelFunc:Vre},Gre="return float(a <= b);",Hre=` + return vec4(lessThanEqual(a, b)); +`,jre=fn({opSnippet:Gre,packedOpSnippet:Hre,cpuKernelImpl:IQ,dtype:"bool"}),qre={kernelName:$u,backendName:"webgl",kernelFunc:jre};function Kre(e){let{backend:t,attrs:n}=e,{start:a,stop:r,num:s}=n,i=SQ(a,r,s);return t.makeTensorInfo([i.length],"float32",i)}var Xre={kernelName:Du,backendName:"webgl",kernelFunc:Kre},Yre=Cp+` + return x < 0.0 ? 0./0. : log(x); +`,Zre=` + vec4 result = log(x); + bvec4 isNaN = isnan(x); + result.r = isNaN.r ? x.r : (x.r < 0.0 ? 0./0. : result.r); + result.g = isNaN.g ? x.g : (x.g < 0.0 ? 0./0. : result.g); + result.b = isNaN.b ? x.b : (x.b < 0.0 ? 0./0. : result.b); + result.a = isNaN.a ? x.a : (x.a < 0.0 ? 0./0. : result.a); + return result; +`,Jre=Ze({opSnippet:Yre,packedOpSnippet:Zre,cpuKernelImpl:NQ}),Qre={kernelName:oo,backendName:"webgl",kernelFunc:Jre},ese=Cp+` + return log(1.0 + x); +`,tse=Ze({opSnippet:ese}),nse={kernelName:lo,backendName:"webgl",kernelFunc:tse},ase="return float(a >= 1.0 && b >= 1.0);",rse=` + return vec4( + vec4(greaterThanEqual(a, vec4(1.0))) * + vec4(greaterThanEqual(b, vec4(1.0)))); +`,sse=fn({opSnippet:ase,packedOpSnippet:rse,dtype:"bool"}),ise={kernelName:Ru,backendName:"webgl",kernelFunc:sse},ose="return float(!(x >= 1.0));",lse=Ze({opSnippet:ose}),use={kernelName:Mu,backendName:"webgl",kernelFunc:lse},pse="return float(a >= 1.0 || b >= 1.0);",cse=` + return min( + vec4(greaterThanEqual(a, vec4(1.0))) + + vec4(greaterThanEqual(b, vec4(1.0))), + vec4(1.0)); +`,dse=fn({opSnippet:pse,packedOpSnippet:cse,dtype:"bool"}),hse={kernelName:Ou,backendName:"webgl",kernelFunc:dse},mse=class{constructor(e,t,n,a,r){this.variableNames=["x"],this.outputShape=[];let s=t,i=e[3]-1;this.outputShape=e;let o,l=`float(${n}) + float(${a}) * sum`;r===.5?o=`inversesqrt(${l})`:r===1?o=`1.0/(${l})`:o=`exp(log(${l}) * float(-${r}));`,this.userCode=` + void main() { + ivec4 coords = getOutputCoords(); + int b = coords[0]; + int r = coords[1]; + int c = coords[2]; + int d = coords[3]; + float x = getX(b, r, c, d); + float sum = 0.0; + for (int j = -${s}; j <= ${s}; j++) { + int idx = d + j; + if (idx >= 0 && idx <= ${i}) { + float z = getX(b, r, c, idx); + sum += z * z; + } + } + float val = x * ${o}; + setOutput(val); + } + `}},fse=class{constructor(e,t,n,a,r){this.variableNames=["x"],this.outputShape=[],this.packedInputs=!0,this.packedOutput=!0;let s=t,i=e[3]-1;this.outputShape=e;let o,l=`float(${n}) + float(${a}) * sum`;r===.5?o=`inversesqrt(${l})`:r===1?o=`1.0/(${l})`:o=`exp(log(${l}) * float(-${r}));`,this.userCode=` + void main() { + ivec4 coords = getOutputCoords(); + int b = coords.x; + int r = coords.y; + int c = coords.z; + int d = coords.w; + + bool hasNextCol = d < ${this.outputShape[3]}; + bool hasNextRow = c < ${this.outputShape[2]}; + + vec4 sum = vec4(0.); + vec4 xFragAtOutputCoords = getX(b, r, c, d); + + vec4 xAtOutputCoords = vec4( + getChannel(xFragAtOutputCoords, vec2(c, d)), + hasNextCol ? + getChannel(xFragAtOutputCoords, vec2(c, d + 1)) : 0.0, + hasNextRow ? + getChannel(xFragAtOutputCoords , vec2(c + 1, d)) : 0.0, + (hasNextRow && hasNextCol) ? + getChannel(xFragAtOutputCoords, vec2(c + 1, d + 1)) : 0.0 + ); + + int firstChannel = d - ${s}; + vec2 cache = vec2(0.); + if(firstChannel >= 0){ + vec4 firstChannelFrag = getX(b, r, c, firstChannel); + cache.x = getChannel(firstChannelFrag, vec2(c, firstChannel)); + if(hasNextRow){ + cache.y = getChannel(firstChannelFrag, vec2(c + 1, firstChannel)); + } + } + + ivec2 depth = ivec2(d, d + 1); + for (int j = - ${s}; j <= ${s}; j++) { + ivec2 idx = depth + j; + bvec2 aboveLowerBound = greaterThanEqual(idx, ivec2(0)); + bvec2 belowUpperBound = lessThanEqual(idx, ivec2(${i})); + + bool depthInRange = aboveLowerBound.x && belowUpperBound.x; + bool depthPlusOneInRange = aboveLowerBound.y && belowUpperBound.y; + + if(depthInRange || depthPlusOneInRange){ + vec4 z = vec4(0.); + vec4 xFragAtCurrentDepth; + z.xz = cache.xy; + if(depthPlusOneInRange && hasNextCol){ + xFragAtCurrentDepth = idx.y != d ? + getX(b, r, c, idx.y) : xFragAtOutputCoords; + z.y = getChannel(xFragAtCurrentDepth, vec2(c, idx.y)); + if(hasNextRow){ + z.w = getChannel(xFragAtCurrentDepth, vec2(c + 1, idx.y)); + } + } + cache.xy = z.yw; + sum += z * z; + } + } + vec4 result = xAtOutputCoords * ${o}; + setOutput(result); + } + `}},gse=e=>{let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{depthRadius:s,bias:i,alpha:o,beta:l}=a,u=G().getBool("WEBGL_PACK_NORMALIZATION")?new fse(r.shape,s,i,o,l):new mse(r.shape,s,i,o,l);return n.runWebGLProgram(u,[r],r.dtype)},bse={kernelName:uo,backendName:"webgl",kernelFunc:gse},yse=class{constructor(e,t,n,a,r){this.variableNames=["inputImage","outputImage","dy"],this.outputShape=[],this.outputShape=e,this.depth=e[3],this.depthRadius=t,this.bias=n,this.alpha=a,this.beta=r,this.userCode=` + void main() { + ivec4 coords = getOutputCoords(); + int b = coords[0]; + int r = coords[1]; + int c = coords[2]; + + float result = 0.0; + for (int d = 0; d < ${this.depth}; ++d) { + int depthBegin = int(max(0.0, float(d - ${t}))); + int depthEnd = int(min(float(${this.depth}), + float(d + ${t} + 1))); + + const int MIN_DEPTH_BEGIN = 0; + const int MAX_DEPTH_END = ${this.depth}; + + float norm = 0.0; + for (int k = MIN_DEPTH_BEGIN; k < MAX_DEPTH_END; ++k) { + if (k < depthBegin){ + continue; + } + else if (k >= depthBegin && k < depthEnd) { + norm += getInputImage(b, r, c, k) * getInputImage(b, r, c, k); + } + else { + break; + } + } + + norm = float(${a}) * norm + float(${n}); + + for(int k = MIN_DEPTH_BEGIN; k < MAX_DEPTH_END; ++k){ + if (k < depthBegin){ + continue; + } + else if (k >= depthBegin && k < depthEnd){ + float dyi = -2.0 * float(${a}) + * float(${r}) + * getInputImage(b, r, c, k) * getOutputImage(b, r, c, d) + / norm; + if (k == d) { + dyi += pow(norm, -1.0 * ${r}); + } + if (k == coords[3]) { + dyi *= getDy(b, r, c, d); + result += dyi; + } + } + else { + break; + } + } + } + setOutput(result); + } + `}},xse=e=>{let{inputs:t,backend:n,attrs:a}=e,{x:r,y:s,dy:i}=t,{depthRadius:o,bias:l,alpha:u,beta:p}=a,d=new yse(r.shape,o,l,u,p);return n.runWebGLProgram(d,[r,s,i],r.dtype)},vse={kernelName:Pu,backendName:"webgl",kernelFunc:xse};function wse(e,t,n,a){let r=w.sizeFromShape(t),s=w.sizeFromShape(e.shape)/r,i=ce({inputs:{x:e},attrs:{shape:[s,r]},backend:a}),o=nl(i,e.dtype,"max",a),l=ce({inputs:{x:o},attrs:{shape:n},backend:a});return a.disposeIntermediateTensorInfo(i),a.disposeIntermediateTensorInfo(o),l}function kF(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{reductionIndices:s,keepDims:i}=a,o=r.shape.length,l=w.parseAxisParam(s,r.shape),u=l,p=T.getAxesPermutation(u,o),d=p!=null,c=n.shouldExecuteOnCPU([r]),h=r;if(d){if(c){let y=n.texData.get(h.dataId).values,x=new Array(o);for(let N=0;N`Error in maxPool: Either strides or dilations must be 1. Got strides ${i} and dilations '${u}'`);let p=T.computePool2DInfo(r.shape,s,i,u,o,l);if(p.filterWidth===1&&p.filterHeight===1&&w.arraysEqual(p.inShape,p.outShape))return aa({inputs:{x:r},backend:n});let d=new Rc(p,"max",!1);return n.runWebGLProgram(d,[r],r.dtype)}var Ese={kernelName:ho,backendName:"webgl",kernelFunc:Cse};function _se(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{filterSize:s,strides:i,pad:o,dataFormat:l,dimRoundingMode:u}=a,p=[1,1,1],d=T.computePool3DInfo(r.shape,s,i,p,o,u,l),c=new xk(d,"max",!1);return n.runWebGLProgram(c,[r],r.dtype)}var Ase={kernelName:Lu,backendName:"webgl",kernelFunc:_se},Fse=class{constructor(e){this.variableNames=["dy","maxPos"],this.outputShape=e.inShape;let t=e.strideHeight,n=e.strideWidth,a=e.dilationHeight,r=e.effectiveFilterHeight,s=e.effectiveFilterWidth,i=r-1-e.padInfo.top,o=s-1-e.padInfo.left,l=r*s-1;this.userCode=` + const ivec2 pads = ivec2(${i}, ${o}); + + void main() { + ivec4 coords = getOutputCoords(); + int b = coords[0]; + int d = coords[3]; + + ivec2 dyRCCorner = coords.yz - pads; + int dyRCorner = dyRCCorner.x; + int dyCCorner = dyRCCorner.y; + + // Convolve dy(?, ?, d) with pos mask(:, :, d) to get dx(xR, xC, d). + // ? = to be determined. : = across all values in that axis. + float dotProd = 0.0; + for (int wR = 0; wR < ${r}; + wR += ${a}) { + float dyR = float(dyRCorner + wR) / ${t}.0; + + if (dyR < 0.0 || dyR >= ${e.outHeight}.0 || fract(dyR) > 0.0) { + continue; + } + int idyR = int(dyR); + + for (int wC = 0; wC < ${s}; wC++) { + float dyC = float(dyCCorner + wC) / ${n}.0; + + if (dyC < 0.0 || dyC >= ${e.outWidth}.0 || + fract(dyC) > 0.0) { + continue; + } + int idyC = int(dyC); + + float dyValue = getDy(b, idyR, idyC, d); + int maxPosValue = ${l} - int(getMaxPos(b, idyR, idyC, d)); + + // Get the current value, check it against the value from the + // position matrix. + int curPosValue = wR * ${s} + wC; + float mask = float(maxPosValue == curPosValue ? 1.0 : 0.0); + + dotProd += dyValue * mask; + } + } + setOutput(dotProd); + } + `}},$se=class{constructor(e){this.variableNames=["dy","maxPos"],this.outputShape=e.inShape;let t=e.strideDepth,n=e.strideHeight,a=e.strideWidth,r=e.dilationDepth,s=e.dilationHeight,i=e.dilationWidth,o=e.effectiveFilterDepth,l=e.effectiveFilterHeight,u=e.effectiveFilterWidth,p=o-1-e.padInfo.front,d=l-1-e.padInfo.top,c=u-1-e.padInfo.left,h=o*l*u-1;this.userCode=` + const ivec3 pads = ivec3(${p}, ${d}, ${c}); + + void main() { + ivec5 coords = getOutputCoords(); + int batch = coords.x; + int ch = coords.u; + + ivec3 dyCorner = ivec3(coords.y, coords.z, coords.w) - pads; + int dyDCorner = dyCorner.x; + int dyRCorner = dyCorner.y; + int dyCCorner = dyCorner.z; + + // Convolve dy(?, ?, ?, ch) with pos mask(:, :, :, d) to get + // dx(xD, xR, xC, ch). + // ? = to be determined. : = across all values in that axis. + float dotProd = 0.0; + + for (int wD = 0; wD < ${o}; + wD += ${r}) { + float dyD = float(dyDCorner + wD) / ${t}.0; + + if (dyD < 0.0 || dyD >= ${e.outDepth}.0 || fract(dyD) > 0.0) { + continue; + } + int idyD = int(dyD); + + for (int wR = 0; wR < ${l}; + wR += ${s}) { + float dyR = float(dyRCorner + wR) / ${n}.0; + + if (dyR < 0.0 || dyR >= ${e.outHeight}.0 || + fract(dyR) > 0.0) { + continue; + } + int idyR = int(dyR); + + for (int wC = 0; wC < ${u}; + wC += ${i}) { + float dyC = float(dyCCorner + wC) / ${a}.0; + + if (dyC < 0.0 || dyC >= ${e.outWidth}.0 || + fract(dyC) > 0.0) { + continue; + } + int idyC = int(dyC); + + float dyValue = getDy(batch, idyD, idyR, idyC, ch); + int maxPosValue = ${h} - + int(getMaxPos(batch, idyD, idyR, idyC, ch)); + + // Get the current value, check it against the value from the + // position matrix. + int curPosValue = + wD * ${l} * ${u} + + wR * ${u} + wC; + float mask = float(maxPosValue == curPosValue ? 1.0 : 0.0); + + dotProd += dyValue * mask; + } + } + } + setOutput(dotProd); + } + `}};function Dse(e){let{inputs:t,backend:n,attrs:a}=e,{dy:r,input:s}=t,i=s,{filterSize:o,strides:l,pad:u,dimRoundingMode:p}=a,d=[1,1,1],c=T.computePool3DInfo(i.shape,o,l,d,u,p),h=new xk(c,"max",!0),m=n.runWebGLProgram(h,[i],i.dtype),f=new $se(c),g=n.runWebGLProgram(f,[r,m],i.dtype);return n.disposeIntermediateTensorInfo(m),g}var Rse={kernelName:qc,backendName:"webgl",kernelFunc:Dse};function Mse(e){let{inputs:t,backend:n,attrs:a}=e,{dy:r,input:s,output:i}=t,o=s;wp([s,i],"maxPoolGrad");let{filterSize:l,strides:u,pad:p,dimRoundingMode:d}=a,c=T.computePool2DInfo(o.shape,l,u,1,p,d),h=!0,m=new Rc(c,"max",h),f=n.runWebGLProgram(m,[o],o.dtype),g=new Fse(c),b=n.runWebGLProgram(g,[r,f],o.dtype);return n.disposeIntermediateTensorInfo(f),b}var Ose={kernelName:jc,backendName:"webgl",kernelFunc:Mse};function Pse(e,t,n,a){let r=new Rc(n,"max",!1),s=a.runWebGLProgram(r,[e],"float32");r=new Rc(n,"max",!0,!0,t);let i=a.runWebGLProgram(r,[e],"float32");return[s,i]}var Lse={kernelName:Kc,backendName:"webgl",kernelFunc:({inputs:e,attrs:t,backend:n})=>{let{x:a}=e,{filterSize:r,strides:s,pad:i,includeBatchInIndex:o}=t,l=n;w.assert(a.shape.length===4,()=>`Error in maxPool: input must be rank 4 but got rank ${a.shape.length}.`);let u=[1,1];w.assert(T.eitherStridesOrDilationsAreOne(s,u),()=>`Error in maxPool: Either strides or dilations must be 1. Got strides ${s} and dilations '${u}'`);let p=T.computePool2DInfo(a.shape,r,s,u,i),[d,c]=Pse(a,o,p,l);return[d,c]}};function zse(e,t,n,a){let r=w.sizeFromShape(t),s=w.sizeFromShape(e.shape)/r,i=ce({inputs:{x:e},attrs:{shape:[s,r]},backend:a}),o=nl(i,"float32","mean",a),l=ce({inputs:{x:o},attrs:{shape:n},backend:a});return a.disposeIntermediateTensorInfo(i),a.disposeIntermediateTensorInfo(o),l}var Wse={kernelName:mo,backendName:"webgl",kernelFunc:({inputs:e,attrs:t,backend:n})=>{let{x:a}=e,{keepDims:r,axis:s}=t,i=n,o=a.shape.length,l=w.parseAxisParam(s,a.shape),u=l,p=T.getAxesPermutation(u,o),d=p!=null,c=i.shouldExecuteOnCPU([a]),h=[],m=a;if(d){if(c){let x=i.texData.get(m.dataId).values,v=new Array(o);for(let C=0;Cu[0]+e[p]+u[1]);let a=e.length,r=ht(a),s=t.map(u=>u[0]).join(","),i=t.map((u,p)=>u[0]+e[p]).join(","),o=["coords[0]","coords[1]","coords[2]","coords[3]"].slice(0,a),l=n==="reflect"?0:1;if(a===1){this.userCode=` + int start = ${s}; + int end = ${i}; + + void main() { + int outC = getOutputCoords(); + if (outC < start) { + outC = start * 2 - outC - ${l}; + } else if(outC >= end) { + outC = (end - 1) * 2 - outC + ${l}; + } + setOutput(getX(outC - start)); + } + `;return}this.userCode=` + ${r} start = ${r}(${s}); + ${r} end = ${r}(${i}); + + void main() { + ${r} outC = getOutputCoords(); + for (int i = 0; i < ${a}; i++) { + if (outC[i] < start[i]) { + outC[i] = start[i] * 2 - outC[i] - ${l}; + } else if(outC[i] >= end[i]) { + outC[i] = (end[i] - 1) * 2 - outC[i] + ${l}; + } + } + ${r} coords = outC - start; + setOutput(getX(${o})); + } + `}},Kse=class{constructor(e,t,n){this.variableNames=["x"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=t.map((h,m)=>h[0]+e[m]+h[1]);let a=e.length,r=ht(a),s=t.map(h=>h[0]).join(","),i=t.map((h,m)=>h[0]+e[m]).join(","),o=In("rc",a),l=In("source",a),u=`${o[a-1]} < ${this.outputShape[a-1]}`,p=a===1?"source":`vec2(${l.slice(-2).join()})`,d=n==="reflect"?0:1,c="";if(a===1){let h=` + ${r} source = rc; + if (source < start) { + source = start * 2 - source - ${d}; + } else if (source >= end) { + source = (end - 1) * 2 - source + ${d}; + } + source -= start; + `;c=` + ${r} rc = outputLoc; + ${h} + result[0] = getChannel(getX(${l.join()}), ${p}); + ${o[a-1]} += 1; + if(${u}) { + ${h} + result[1] = getChannel(getX(${l.join()}), ${p}); + } + `}else{let h=` + ${r} source = rc; + ${r} lt = ${r}(lessThan(source, start)); + ${r} gte = ${r}(greaterThanEqual(source, end)); + ${r} orig = 1 - (lt + gte); + source = orig * source + + lt * (start * 2 - source - ${d}) + + gte * ((end - 1) * 2 - source + ${d}); + source -= start; + `;c=` + ${r} rc = outputLoc; + ${h} + result[0] = getChannel(getX(${l.join()}), ${p}); + ${o[a-1]} += 1; + if(${u}) { + ${h} + result[1] = getChannel(getX(${l.join()}), ${p}); + } + rc = outputLoc; + ${o[a-2]} += 1; + if(${o[a-2]} < ${this.outputShape[a-2]}) { + ${h} + result[2] = getChannel(getX(${l.join()}), ${p}); + ${o[a-1]} += 1; + if(${u}) { + ${h} + result[3] = getChannel(getX(${l.join()}), ${p}); + } + } + `}this.userCode=` + const ${r} start = ${r}(${s}); + const ${r} end = ${r}(${i}); + + void main() { + ${r} outputLoc = getOutputCoords(); + vec4 result = vec4(0.); + ${c} + setOutput(result); + } + `}},Xse=({inputs:e,backend:t,attrs:n})=>{let{x:a}=e,{paddings:r,mode:s}=n,i=G().getBool("WEBGL_PACK_ARRAY_OPERATIONS")?new Kse(a.shape,r,s):new qse(a.shape,r,s);return t.runWebGLProgram(i,[a],a.dtype)},Yse={kernelName:bo,backendName:"webgl",kernelFunc:Xse},Zse=`if (b == 0.0) return NAN; + return mod(a, b);`,Jse=` + vec4 result = mod(a, b); + bvec4 isNaN = equal(b, vec4(0.0)); + `+tl+` + return result; +`,Qse=fn({opSnippet:Zse,packedOpSnippet:Jse}),eie={kernelName:yo,backendName:"webgl",kernelFunc:Qse},tie=class{constructor(e,t,n){this.variableNames=["probs"],this.customUniforms=[{name:"seed",type:"float"}],this.outputShape=[e,n],this.userCode=` + void main() { + ivec2 coords = getOutputCoords(); + int batch = coords[0]; + + float r = random(seed); + float cdf = 0.0; + + for (int i = 0; i < ${t-1}; i++) { + cdf += getProbs(batch, i); + + if (r < cdf) { + setOutput(float(i)); + return; + } + } + + // If no other event happened, last event happened. + setOutput(float(${t-1})); + } + `}},nie=` +if (a == b) { + return 1.0; +}; +return a / b;`,aie=` + // vec4 one = vec4(equal(a, b)); + // return one + (vec4(1.0) - one) * a / b; + vec4 result = a / b; + if(a.x == b.x) { + result.x = 1.; + } + if(a.y == b.y) { + result.y = 1.; + } + if(a.z == b.z) { + result.z = 1.; + } + if(a.w == b.w) { + result.w = 1.; + } + + return result; +`,IF=fn({opSnippet:nie,packedOpSnippet:aie,checkOutOfBounds:!0}),rie={kernelName:qi,backendName:"webgl",kernelFunc:IF},GS="return a - b;",SF=fn({opSnippet:GS,packedOpSnippet:GS,supportsComplex:!0,cpuKernelImpl:XQ}),sie={kernelName:Uo,backendName:"webgl",kernelFunc:SF};function NF(e){let{inputs:t,backend:n,attrs:a}=e,{logits:r}=t,{dim:s}=a,i=w.parseAxisParam([s],r.shape),o=kF({inputs:{x:r},backend:n,attrs:{reductionIndices:i,keepDims:!1}}),l=T.expandShapeToKeepDim(o.shape,i),u=ce({inputs:{x:o},backend:n,attrs:{shape:l}}),p=SF({inputs:{a:r,b:u},backend:n}),d=xF({inputs:{x:p},backend:n}),c=ng({inputs:{x:d},backend:n,attrs:{axis:i,keepDims:!1}}),h=ce({inputs:{x:c},backend:n,attrs:{shape:l}}),m=IF({inputs:{a:d,b:h},backend:n});return n.disposeIntermediateTensorInfo(o),n.disposeIntermediateTensorInfo(u),n.disposeIntermediateTensorInfo(p),n.disposeIntermediateTensorInfo(d),n.disposeIntermediateTensorInfo(c),n.disposeIntermediateTensorInfo(h),m}var iie={kernelName:Bo,backendName:"webgl",kernelFunc:NF};function oie(e){let{inputs:t,backend:n,attrs:a}=e,{logits:r}=t,{numSamples:s,seed:i,normalized:o}=a,l=o?r:NF({inputs:{logits:r},backend:n,attrs:{dim:r.shape.length-1}}),u=l.shape[0],p=l.shape[1],d=new tie(u,p,s),c=[[i]],h=n.runWebGLProgram(d,[l],"int32",c);return o||n.disposeIntermediateTensorInfo(l),h}var lie={kernelName:zu,backendName:"webgl",kernelFunc:oie},uie=Ma+` + return -x; +`,pie=` + vec4 result = -x; + bvec4 isNaN = isnan(x); + + result.r = isNaN.r ? x.r : result.r; + result.g = isNaN.g ? x.g : result.g; + result.b = isNaN.b ? x.b : result.b; + result.a = isNaN.a ? x.a : result.a; + + return result; +`;function cie(e){let{inputs:t,backend:n}=e,{x:a}=t;if(n.shouldExecuteOnCPU([a])){let s=n.texData.get(a.dataId),[i,o]=AQ(s.values,a.shape,a.dtype);return n.makeTensorInfo(o,a.dtype,i)}let r;return G().getBool("WEBGL_PACK_UNARY_OPERATIONS")?r=new ss(a.shape,pie):r=new ir(a.shape,uie),n.runWebGLProgram(r,[a],a.dtype)}var die={kernelName:Wu,backendName:"webgl",kernelFunc:cie},hie=gr.nonMaxSuppressionV3Impl;function mie(e){T.warn("tf.nonMaxSuppression() in webgl locks the UI thread. Call tf.nonMaxSuppressionAsync() instead");let{inputs:t,backend:n,attrs:a}=e,{boxes:r,scores:s}=t,{maxOutputSize:i,iouThreshold:o,scoreThreshold:l}=a,u=n.readSync(r.dataId),p=n.readSync(s.dataId),{selectedIndices:d}=hie(u,p,i,o,l);return n.makeTensorInfo([d.length],"int32",new Int32Array(d))}var fie={kernelName:Vu,backendName:"webgl",kernelFunc:mie},gie=gr.nonMaxSuppressionV4Impl;function bie(e){T.warn("tf.nonMaxSuppression() in webgl locks the UI thread. Call tf.nonMaxSuppressionAsync() instead");let{inputs:t,backend:n,attrs:a}=e,{boxes:r,scores:s}=t,{maxOutputSize:i,iouThreshold:o,scoreThreshold:l,padToMaxOutputSize:u}=a,p=n.readSync(r.dataId),d=n.readSync(s.dataId),{selectedIndices:c,validOutputs:h}=gie(p,d,i,o,l,u);return[n.makeTensorInfo([c.length],"int32",new Int32Array(c)),n.makeTensorInfo([],"int32",new Int32Array([h]))]}var yie={kernelName:Uu,backendName:"webgl",kernelFunc:bie},xie=gr.nonMaxSuppressionV5Impl;function vie(e){T.warn("tf.nonMaxSuppression() in webgl locks the UI thread. Call tf.nonMaxSuppressionAsync() instead");let{inputs:t,backend:n,attrs:a}=e,{boxes:r,scores:s}=t,{maxOutputSize:i,iouThreshold:o,scoreThreshold:l,softNmsSigma:u}=a,p=n.readSync(r.dataId),d=n.readSync(s.dataId),c=i,h=o,m=l,f=u,{selectedIndices:g,selectedScores:b}=xie(p,d,c,h,m,f);return[n.makeTensorInfo([g.length],"int32",new Int32Array(g)),n.makeTensorInfo([b.length],"float32",new Float32Array(b))]}var wie={kernelName:Gu,backendName:"webgl",kernelFunc:vie},kie=class{constructor(e,t,n,a){this.variableNames=["indices"],this.outputShape=[e,t],this.userCode=` + void main() { + ivec2 coords = getOutputCoords(); + int index = round(getIndices(coords.x)); + setOutput(mix(float(${a}), float(${n}), + float(index == coords.y))); + } + `}},Iie=e=>{let{inputs:t,backend:n,attrs:a}=e,{indices:r}=t,{dtype:s,depth:i,onValue:o,offValue:l}=a,u=w.sizeFromShape(r.shape),p=new kie(u,i,o,l),d=ce({inputs:{x:r},backend:n,attrs:{shape:[u]}}),c=n.runWebGLProgram(p,[d],s);n.disposeIntermediateTensorInfo(d);let h=[...r.shape,i],m=ce({inputs:{x:c},backend:n,attrs:{shape:h}});return n.disposeIntermediateTensorInfo(c),m},Sie={kernelName:vo,backendName:"webgl",kernelFunc:Iie};function _m(e){let{inputs:t,backend:n}=e,{x:a}=t;if(a.dtype==="complex64"){let r=Pd({inputs:{input:a},backend:n}),s=_m({inputs:{x:r},backend:n}),i=ag({inputs:{input:a},backend:n}),o=_m({inputs:{x:i},backend:n}),l=Os({inputs:{real:s,imag:o},backend:n});return n.disposeIntermediateTensorInfo(r),n.disposeIntermediateTensorInfo(s),n.disposeIntermediateTensorInfo(i),n.disposeIntermediateTensorInfo(o),l}else return Ld({attrs:{shape:a.shape,dtype:a.dtype,value:a.dtype==="string"?"":0},backend:n})}var Nie={kernelName:up,backendName:"webgl",kernelFunc:_m};function TF(e){let{inputs:t,backend:n}=e,{x:a}=t;if(a.dtype==="string")throw new Error("onesLike is not supported under string dtype");if(a.dtype==="complex64"){let r=Pd({inputs:{input:a},backend:n}),s=TF({inputs:{x:r},backend:n}),i=ag({inputs:{input:a},backend:n}),o=_m({inputs:{x:i},backend:n}),l=Os({inputs:{real:s,imag:o},backend:n});return n.disposeIntermediateTensorInfo(r),n.disposeIntermediateTensorInfo(s),n.disposeIntermediateTensorInfo(i),n.disposeIntermediateTensorInfo(o),l}else return Ld({attrs:{shape:a.shape,dtype:a.dtype,value:1},backend:n})}var Tie={kernelName:Hu,backendName:"webgl",kernelFunc:TF};function Cie(e){let{inputs:t,backend:n,attrs:a}=e,{axis:r}=a;if(t.length===1)return Sv({inputs:{input:t[0]},backend:n,attrs:{dim:r}});let s=t[0].shape,i=t[0].dtype;t.forEach(p=>{w.assertShapesMatch(s,p.shape,"All tensors passed to stack must have matching shapes"),w.assert(i===p.dtype,()=>"All tensors passed to stack must have matching dtypes")});let o=[],l=t.map(p=>{let d=Sv({inputs:{input:p},backend:n,attrs:{dim:r}});return o.push(d),d}),u=cF({inputs:l,backend:n,attrs:{axis:r}});return o.forEach(p=>n.disposeIntermediateTensorInfo(p)),u}var Eie={kernelName:ju,backendName:"webgl",kernelFunc:Cie},_ie=class{constructor(e,t,n){this.variableNames=["x"],this.customUniforms=[{name:"value",type:"float"}],this.outputShape=t.map((l,u)=>l[0]+e[u]+l[1]);let a=e.length,r=ht(a),s=t.map(l=>l[0]).join(","),i=t.map((l,u)=>l[0]+e[u]).join(","),o=["coords[0]","coords[1]","coords[2]","coords[3]"].slice(0,a);if(a===1){this.userCode=` + int start = ${s}; + int end = ${i}; + + void main() { + int outC = getOutputCoords(); + if (outC < start || outC >= end) { + setOutput(value); + } else { + setOutput(getX(outC - start)); + } + } + `;return}this.userCode=` + ${r} start = ${r}(${s}); + ${r} end = ${r}(${i}); + + void main() { + ${r} outC = getOutputCoords(); + if (any(lessThan(outC, start)) || any(greaterThanEqual(outC, end))) { + setOutput(value); + } else { + ${r} coords = outC - start; + setOutput(getX(${o})); + } + } + `}},Aie=class{constructor(e,t,n){this.variableNames=["x"],this.packedInputs=!0,this.packedOutput=!0,this.customUniforms=[{name:"value",type:"float"}],this.outputShape=t.map((m,f)=>m[0]+e[f]+m[1]);let a=e.length,r=ht(a),s=t.map(m=>m[0]).join(","),i=t.map((m,f)=>m[0]+e[f]).join(","),o=In("rc",a),l=In("source",a),u=`${o[a-1]} < ${this.outputShape[a-1]}`,p=a===1?"source":`vec2(${l.slice(-2).join()})`,d=[`${r} rc = outputLoc;`,`${o[a-1]} += 1; + if(${u}) { + `,a===1?"":`} + rc = outputLoc; + ${o[a-2]} += 1; + if(${o[a-2]} < ${this.outputShape[a-2]}) {`,a===1?"":` ${o[a-1]} += 1; + if(${u}) {`],c=a===1?"rc < start || rc >= end":"any(lessThan(rc, start)) || any(greaterThanEqual(rc, end))",h="";for(let m=0,f=a===1?2:4;m{let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{paddings:s,constantValue:i}=a;if(w.sizeFromShape(r.shape)===0){let u=s.map((p,d)=>p[0]+r.shape[d]+p[1]);return Ld({backend:n,attrs:{shape:u,value:i,dtype:r.dtype}})}let o=G().getBool("WEBGL_PACK_ARRAY_OPERATIONS")?new Aie(r.shape,s,i):new _ie(r.shape,s,i),l=[[i]];return n.runWebGLProgram(o,[r],r.dtype,l)},Fie={kernelName:wo,backendName:"webgl",kernelFunc:CF},$ie=` + if(a < 0.0 && floor(b) < b){ + return NAN; + } + if (b == 0.0) { + return 1.0; + } + return (round(mod(b, 2.0)) != 1) ? + pow(abs(a), b) : sign(a) * pow(abs(a), b); +`,Die=` + // isModRound1 has 1 for components with round(mod(b, 2.0)) == 1, 0 otherwise. + vec4 isModRound1 = vec4(equal(round(mod(b, 2.0)), ivec4(1))); + vec4 multiplier = sign(a) * isModRound1 + (vec4(1.0) - isModRound1); + vec4 result = multiplier * pow(abs(a), b); + + // Ensure that a^0 = 1, including 0^0 = 1 as this correspond to TF and JS + bvec4 isExpZero = equal(b, vec4(0.0)); + result.r = isExpZero.r ? 1.0 : result.r; + result.g = isExpZero.g ? 1.0 : result.g; + result.b = isExpZero.b ? 1.0 : result.b; + result.a = isExpZero.a ? 1.0 : result.a; + + bvec4 isNaN1 = lessThan(a, vec4(0.0)); + bvec4 isNaN2 = lessThan(floor(b), b); + bvec4 isNaN = bvec4(isNaN1.x && isNaN2.x, isNaN1.y && isNaN2.y, isNaN1.z && isNaN2.z, isNaN1.w && isNaN2.w); + `+tl+` + return result; +`,Rie=fn({opSnippet:$ie,packedOpSnippet:Die}),Mie={kernelName:ko,backendName:"webgl",kernelFunc:Rie};function Oie(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{axis:s,keepDims:i}=a,o=r.shape.length,l=[],u=w.parseAxisParam(s,r.shape),p=u,d=T.getAxesPermutation(p,o),c=r;d!=null&&(c=Sn({inputs:{x:r},backend:n,attrs:{perm:d}}),p=T.getInnerMostAxes(p.length,o),l.push(c)),T.assertAxesAreInnerMostDims("prod",p,o);let h;if(n.shouldExecuteOnCPU([c])){let m=n.texData.get(c.dataId).values,{outVals:f,outShape:g,outDtype:b}=$Q(c.shape,c.dtype,m,p);h=n.makeTensorInfo(g,b,f)}else{let[m,f]=T.computeOutAndReduceShapes(c.shape,p),g=w.sizeFromShape(f),b=ce({inputs:{x:c},backend:n,attrs:{shape:[-1,g]}}),y=Xm(r.dtype),x=nl(b,y,"prod",n);h=ce({inputs:{x},backend:n,attrs:{shape:m}}),l.push(b),l.push(x)}if(i){l.push(h);let m=T.expandShapeToKeepDim(h.shape,u);h=ce({inputs:{x:h},backend:n,attrs:{shape:m}})}return l.forEach(m=>n.disposeIntermediateTensorInfo(m)),h}var Pie={kernelName:So,backendName:"webgl",kernelFunc:Oie};function Lie(e){let{inputs:t,backend:n,attrs:a}=e,{paramsNestedSplits:r,paramsDenseValues:s,indices:i}=t,{outputRaggedRank:o}=a,l=r.map(b=>n.readSync(b.dataId)),u=r.map(b=>b.shape),p=n.readSync(s.dataId),d=n.readSync(i.dataId),[c,h,m]=DQ(l,u,p,s.shape,s.dtype,d,i.shape,o),f=c.map(b=>n.makeTensorInfo([b.length],"int32",b)),g=n.makeTensorInfo(m,s.dtype,h);return f.concat([g])}var zie={kernelName:Gm,backendName:"webgl",kernelFunc:Lie};function Wie(e){let{inputs:t,backend:n}=e,{starts:a,limits:r,deltas:s}=t,i=n.readSync(a.dataId),o=n.readSync(r.dataId),l=n.readSync(s.dataId),[u,p]=RQ(i,a.shape,a.dtype,o,r.shape,l,s.shape),d=n.makeTensorInfo([u.length],"int32",u),c=n.makeTensorInfo([p.length],a.dtype,p);return[d,c]}var Bie={kernelName:Hm,backendName:"webgl",kernelFunc:Wie};function Vie(e){let{inputs:t,backend:n,attrs:a}=e,{shape:r,values:s,defaultValue:i,rowPartitionTensors:o}=t,{rowPartitionTypes:l}=a,u=n.readSync(r.dataId),p=n.readSync(s.dataId),d=n.readSync(i.dataId),c=o.map(g=>n.readSync(g.dataId)),h=o.map(g=>g.shape),[m,f]=MQ(u,r.shape,p,s.shape,s.dtype,d,i.shape,c,h,l);return n.makeTensorInfo(m,s.dtype,f)}var Uie={kernelName:jm,backendName:"webgl",kernelFunc:Vie},EF=e=>{let{backend:t,attrs:n}=e,{start:a,stop:r,step:s,dtype:i}=n,o=OQ(a,r,s,i);return t.makeTensorInfo([o.length],i,o)},Gie={kernelName:Xc,backendName:"webgl",kernelFunc:EF},Hie="return 1.0 / x;",jie=Ze({opSnippet:Hie}),qie={kernelName:No,backendName:"webgl",kernelFunc:jie},Kie=Ma+` + return (x < 0.0) ? 0.0 : x; +`,Xie=` + vec4 result = x * vec4(greaterThanEqual(x, vec4(0.0))); + bvec4 isNaN = isnan(x); + + result.r = isNaN.r ? x.r : result.r; + result.g = isNaN.g ? x.g : result.g; + result.b = isNaN.b ? x.b : result.b; + result.a = isNaN.a ? x.a : result.a; + + return result; +`,Yie=Ze({opSnippet:Kie,packedOpSnippet:Xie}),Zie={kernelName:To,backendName:"webgl",kernelFunc:Yie},Jie=Ma+` + return (x < 0.0) ? 0.0 : min(6.0, x); +`,Qie=` + vec4 result = min(x, vec4(6.)) * vec4(greaterThanEqual(x, vec4(0.0))); + bvec4 isNaN = isnan(x); + + result.r = isNaN.r ? x.r : result.r; + result.g = isNaN.g ? x.g : result.g; + result.b = isNaN.b ? x.b : result.b; + result.a = isNaN.a ? x.a : result.a; + + return result; +`,eoe=Ze({opSnippet:Jie,packedOpSnippet:Qie}),toe={kernelName:_o,backendName:"webgl",kernelFunc:eoe},noe=class{constructor(e,t,n,a,r){this.variableNames=["A"],this.outputShape=[];let[s,i,o,l]=e;this.outputShape=[s,t,n,l];let u=[a&&t>1?i-1:i,a&&n>1?o-1:o],p=[a&&t>1?t-1:t,a&&n>1?n-1:n],d;r?d="(vec2(yRC) + vec2(0.5)) * effectiveInputOverOutputRatioRC - vec2(0.5)":d="vec2(yRC) * effectiveInputOverOutputRatioRC",this.userCode=` + const vec2 effectiveInputOverOutputRatioRC = vec2( + ${u[0]/p[0]}, + ${u[1]/p[1]}); + const vec2 inputShapeRC = vec2(${i}.0, ${o}.0); + + void main() { + ivec4 coords = getOutputCoords(); + int b = coords[0]; + int d = coords[3]; + ivec2 yRC = coords.yz; + + // Fractional source index. + vec2 sourceFracIndexRC = ${d}; + + // Compute the four integer indices. + ivec2 sourceFloorRC = ivec2(max(sourceFracIndexRC, vec2(0.0))); + ivec2 sourceCeilRC = ivec2( + min(inputShapeRC - 1.0, ceil(sourceFracIndexRC))); + + float topLeft = getA(b, sourceFloorRC.x, sourceFloorRC.y, d); + float bottomLeft = getA(b, sourceCeilRC.x, sourceFloorRC.y, d); + float topRight = getA(b, sourceFloorRC.x, sourceCeilRC.y, d); + float bottomRight = getA(b, sourceCeilRC.x, sourceCeilRC.y, d); + + vec2 fracRC = sourceFracIndexRC - vec2(sourceFloorRC); + + float top = topLeft + (topRight - topLeft) * fracRC.y; + float bottom = bottomLeft + (bottomRight - bottomLeft) * fracRC.y; + float newValue = top + (bottom - top) * fracRC.x; + + setOutput(newValue); + } + `}},aoe=class{constructor(e,t,n,a,r){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=[];let[s,i,o,l]=e;this.outputShape=[s,t,n,l];let u=[a&&t>1?i-1:i,a&&n>1?o-1:o],p=[a&&t>1?t-1:t,a&&n>1?n-1:n],d;r?d="(vec3(yRC) + vec3(0.5)) * effectiveInputOverOutputRatioRC - vec3(0.5)":d="vec3(yRC) * effectiveInputOverOutputRatioRC",this.userCode=` + const vec3 effectiveInputOverOutputRatioRC = vec3( + ${u[0]/p[0]}, + ${u[1]/p[1]}, + ${u[1]/p[1]}); + const vec3 inputShapeRC = vec3(${i}.0, ${o}.0, + ${o}.0); + + float getAValue(int b, int r, int c, int d) { + return getChannel(getA(b, r, c, d), vec2(c, d)); + } + + void main() { + ivec4 coords = getOutputCoords(); + int b = coords[0]; + int d = coords[3]; + // Calculate values for next column in yRC.z. + ivec3 yRC = coords.yzz + ivec3(0, 0, 1); + + // Fractional source index. + vec3 sourceFracIndexRC = ${d}; + + // Compute the four integer indices. + ivec3 sourceFloorRC = ivec3(max(sourceFracIndexRC, vec3(0.0))); + ivec3 sourceCeilRC = ivec3( + min(inputShapeRC - 1.0, ceil(sourceFracIndexRC))); + + // Should we calculate next column and row elements in 2x2 packed cell. + bool hasNextCol = d < ${l-1}; + bool hasNextRow = coords.z < ${n-1}; + + // In parallel, construct four corners for all four components in + // packed 2x2 cell. + vec4 topLeft = vec4( + getAValue(b, sourceFloorRC.x, sourceFloorRC.y, d), + hasNextCol ? getAValue(b, sourceFloorRC.x, sourceFloorRC.y, d + 1) + : 0.0, + hasNextRow ? getAValue(b, sourceFloorRC.x, sourceFloorRC.z, d) + : 0.0, + (hasNextRow && hasNextCol) ? + getAValue(b, sourceFloorRC.x, sourceFloorRC.z, d + 1) : 0.0); + + vec4 bottomLeft = vec4( + getAValue(b, sourceCeilRC.x, sourceFloorRC.y, d), + hasNextCol ? getAValue(b, sourceCeilRC.x, sourceFloorRC.y, d + 1) + : 0.0, + hasNextRow ? getAValue(b, sourceCeilRC.x, sourceFloorRC.z, d) + : 0.0, + (hasNextRow && hasNextCol) ? + getAValue(b, sourceCeilRC.x, sourceFloorRC.z, d + 1) : 0.0); + + vec4 topRight = vec4( + getAValue(b, sourceFloorRC.x, sourceCeilRC.y, d), + hasNextCol ? getAValue(b, sourceFloorRC.x, sourceCeilRC.y, d + 1) + : 0.0, + hasNextRow ? getAValue(b, sourceFloorRC.x, sourceCeilRC.z, d) + : 0.0, + (hasNextRow && hasNextCol) ? + getAValue(b, sourceFloorRC.x, sourceCeilRC.z, d + 1) : 0.0); + + vec4 bottomRight = vec4( + getAValue(b, sourceCeilRC.x, sourceCeilRC.y, d), + hasNextCol ? getAValue(b, sourceCeilRC.x, sourceCeilRC.y, d + 1) + : 0.0, + hasNextRow ? getAValue(b, sourceCeilRC.x, sourceCeilRC.z, d) + : 0.0, + (hasNextRow && hasNextCol) ? + getAValue(b, sourceCeilRC.x, sourceCeilRC.z, d + 1) : 0.0); + + vec3 fracRC = sourceFracIndexRC - vec3(sourceFloorRC); + + vec4 top = mix(topLeft, topRight, fracRC.yyzz); + vec4 bottom = mix(bottomLeft, bottomRight, fracRC.yyzz); + vec4 newValue = mix(top, bottom, fracRC.x); + + setOutput(newValue); + } + `}};function roe(e){let{inputs:t,backend:n,attrs:a}=e,{images:r}=t,{alignCorners:s,halfPixelCenters:i,size:o}=a,[l,u]=o,p=G().getBool("WEBGL_PACK_IMAGE_OPERATIONS")?new aoe(r.shape,l,u,s,i):new noe(r.shape,l,u,s,i);return n.runWebGLProgram(p,[r],"float32")}var soe={kernelName:Eo,backendName:"webgl",kernelFunc:roe},ioe=class{constructor(e,t,n){this.variableNames=["dy"],this.outputShape=[],this.outputShape=t;let[,a,r]=t,[,s,i]=e,o=[n&&s>1?a-1:a,n&&i>1?r-1:r],l=[n&&s>1?s-1:s,n&&i>1?i-1:i],u=o[0]/l[0],p=o[1]/l[1],d=1/u,c=1/p,h=Math.ceil(d)*2+2,m=Math.ceil(c)*2+2;this.userCode=` + void main() { + ivec4 coords = getOutputCoords(); + int b = coords[0]; + int d = coords[3]; + int r = coords[1]; + int c = coords[2]; + + float accumulator = 0.0; + + const float heightScale = float(${u}); + const float widthScale = float(${p}); + + const float invHeightScale = float(${d}); + const float invWidthScale = float(${c}); + + const int winHeight = int(${h}); + const int winWidth = int(${m}); + + // Compute bounds for where in dy we will look + float startRLerp = floor(float(r) * invHeightScale); + int startDyR = int(startRLerp - float(winHeight / 2)); + + float startCLerp = floor(float(c) * invWidthScale); + int startDyC = int(startCLerp - float(winWidth / 2)); + + // Loop over dy + for (int dyROffset = 0; dyROffset < winHeight; dyROffset++) { + int dyR = dyROffset + startDyR; + + // Guard against the window exceeding the bounds of dy + if (dyR < 0 || dyR >= ${s}) { + continue; + } + + for (int dyCOffset = 0; dyCOffset < winWidth; dyCOffset++) { + int dyC = dyCOffset + startDyC; + + // Guard against the window exceeding the bounds of dy + if (dyC < 0 || dyC >= ${i}) { + continue; + } + + float dxR = float(dyR) * heightScale; + int topDxRIndex = int(floor(dxR)); + int bottomDxRIndex = int(min(ceil(dxR), ${a-1}.0)); + float dxRLerp = dxR - float(topDxRIndex); + float inverseDxRLerp = 1.0 - dxRLerp; + + float dxC = float(dyC) * widthScale; + int leftDxCIndex = int(floor(dxC)); + int rightDxCIndex = int(min(ceil(dxC), ${r-1}.0)); + float dxCLerp = dxC - float(leftDxCIndex); + float inverseDxCLerp = 1.0 - dxCLerp; + + if (r == topDxRIndex && c == leftDxCIndex) { + // topLeft + accumulator += + getDy(b, dyR, dyC, d) * inverseDxRLerp * inverseDxCLerp; + } + + if (r == topDxRIndex && c == rightDxCIndex) { + // topRight + accumulator += getDy(b, dyR, dyC, d) * inverseDxRLerp * dxCLerp; + } + + if (r == bottomDxRIndex && c == leftDxCIndex) { + // bottomLeft + accumulator += getDy(b, dyR, dyC, d) * dxRLerp * inverseDxCLerp; + } + + if (r == bottomDxRIndex && c == rightDxCIndex) { + // bottomRight + accumulator += getDy(b, dyR, dyC, d) * dxRLerp * dxCLerp; + } + } + } + // End loop over dy + + setOutput(accumulator); + } + `}};function ooe(e){let{inputs:t,backend:n,attrs:a}=e,{images:r,dy:s}=t,{alignCorners:i}=a,o=new ioe(s.shape,r.shape,i);return n.runWebGLProgram(o,[s],s.dtype)}var loe={kernelName:Xu,backendName:"webgl",kernelFunc:ooe},uoe=class{constructor(e,t,n,a,r){this.variableNames=["A"],this.outputShape=[];let[s,i,o,l]=e;this.outputShape=[s,t,n,l];let u=[a&&t>1?i-1:i,a&&n>1?o-1:o],p=[a&&t>1?t-1:t,a&&n>1?n-1:n],d=a?"0.5":"0.0",c;r?c="max((vec2(yRC) + vec2(0.5)) * effectiveInputOverOutputRatioRC, vec2(0.0))":c="vec2(yRC) * effectiveInputOverOutputRatioRC",this.userCode=` + const vec2 effectiveInputOverOutputRatioRC = vec2( + ${u[0]/p[0]}, + ${u[1]/p[1]}); + const vec2 inputShapeRC = vec2(${i}.0, ${o}.0); + + void main() { + ivec4 coords = getOutputCoords(); + int b = coords[0]; + int d = coords[3]; + ivec2 yRC = coords.yz; + + // Fractional source index. + vec2 sourceFracIndexRC = ${c}; + + // Compute the coordinators of nearest neighbor point. + ivec2 sourceNearestRC = ivec2( + min(inputShapeRC - 1.0, floor(sourceFracIndexRC + ${d}))); + float newValue = getA(b, sourceNearestRC.x, sourceNearestRC.y, d); + + setOutput(newValue); + } + `}},poe=class{constructor(e,t,n,a,r){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=[];let[s,i,o,l]=e;this.outputShape=[s,t,n,l];let u=[a&&t>1?i-1:i,a&&n>1?o-1:o],p=[a&&t>1?t-1:t,a&&n>1?n-1:n],d=a?"0.5":"0.0",c;r?c="max((vec3(yRC) + vec3(0.5)) * effectiveInputOverOutputRatioRC, vec3(0.0))":c="vec3(yRC) * effectiveInputOverOutputRatioRC",this.userCode=` + const vec3 effectiveInputOverOutputRatioRC = vec3( + ${u[0]/p[0]}, + ${u[1]/p[1]}, + ${u[1]/p[1]}); + const vec3 inputShapeRC = vec3(${i}.0, ${o}.0, + ${o}.0); + + float getAValue(int b, int r, int c, int d) { + return getChannel(getA(b, r, c, d), vec2(c, d)); + } + + void main() { + ivec4 coords = getOutputCoords(); + int b = coords[0]; + int d = coords[3]; + // Calculate values for next column in yRC.z. + ivec3 yRC = coords.yzz + ivec3(0, 0, 1); + + // Fractional source index. + vec3 sourceFracIndexRC = ${c}; + + // Compute the coordinators of nearest neighbor point. + ivec3 sourceNearestRC = ivec3( + min(inputShapeRC - 1.0, floor(sourceFracIndexRC + ${d}))); + + // Should we calculate next column and row elements in 2x2 packed cell. + bool hasNextCol = d < ${l-1}; + bool hasNextRow = coords.z < ${n-1}; + + vec4 newValue = vec4( + getAValue(b, sourceNearestRC.x, sourceNearestRC.y, d), + hasNextCol ? getAValue(b, sourceNearestRC.x, sourceNearestRC.y, d + 1) + : 0.0, + hasNextRow ? getAValue(b, sourceNearestRC.x, sourceNearestRC.z, d) + : 0.0, + (hasNextRow && hasNextCol) ? + getAValue(b, sourceNearestRC.x, sourceNearestRC.z, d + 1) : 0.0); + + setOutput(newValue); + } + `}};function coe(e){let{inputs:t,backend:n,attrs:a}=e,{images:r}=t,{alignCorners:s,halfPixelCenters:i,size:o}=a,[l,u]=o,p=G().getBool("WEBGL_PACK_IMAGE_OPERATIONS")?new poe(r.shape,l,u,s,i):new uoe(r.shape,l,u,s,i);return n.runWebGLProgram(p,[r],r.dtype)}var doe={kernelName:Co,backendName:"webgl",kernelFunc:coe},hoe=class{constructor(e,t,n){this.variableNames=["dy"],this.outputShape=[],this.outputShape=t;let[,a,r]=t,[,s,i]=e,o=[n&&s>1?a-1:a,n&&i>1?r-1:r],l=[n&&s>1?s-1:s,n&&i>1?i-1:i],u=o[0]/l[0],p=o[1]/l[1],d=1/u,c=1/p,h=Math.ceil(d)*2+2,m=Math.ceil(c)*2+2;this.userCode=` + void main() { + ivec4 coords = getOutputCoords(); + int b = coords[0]; + int d = coords[3]; + int r = coords[1]; + int c = coords[2]; + + float accumulator = 0.0; + + const float heightScale = float(${u}); + const float widthScale = float(${p}); + + const float invHeightScale = float(${d}); + const float invWidthScale = float(${c}); + + const int winHeight = int(${h}); + const int winWidth = int(${m}); + + // Compute bounds for where in dy we will look + float startRLerp = floor(float(r) * invHeightScale); + int startDyR = int(floor(startRLerp - float(winHeight / 2))); + + float startCLerp = floor(float(c) * invWidthScale); + int startDyC = int(floor(startCLerp - float(winWidth / 2))); + + // Loop over dy + for (int dyROffset = 0; dyROffset < winHeight; dyROffset++) { + int dyR = dyROffset + startDyR; + + // Guard against the window exceeding the bounds of dy + if (dyR < 0 || dyR >= ${s}) { + continue; + } + + for (int dyCOffset = 0; dyCOffset < winWidth; dyCOffset++) { + int dyC = dyCOffset + startDyC; + + // Guard against the window exceeding the bounds of dy + if (dyC < 0 || dyC >= ${i}) { + continue; + } + + float sourceFracRow = + float(${o[0]}) * + (float(dyR) / float(${l[0]})); + + float sourceFracCol = + float(${o[1]}) * + (float(dyC) / float(${l[1]})); + + int sourceNearestRow = int(min( + float(int(${a}) - 1), + ${n} ? float(round(sourceFracRow)) : + float(floor(sourceFracRow)))); + + int sourceNearestCol = int(min( + float(int(${r}) - 1), + ${n} ? float(round(sourceFracCol)) : + float(floor(sourceFracCol)))); + + if (r == sourceNearestRow && c == sourceNearestCol) { + accumulator += getDy(b, dyR, dyC, d); + } + } + } + // End loop over dy + + setOutput(accumulator); + } + `}};function moe(e){let{inputs:t,backend:n,attrs:a}=e,{images:r,dy:s}=t,{alignCorners:i}=a,o=new hoe(s.shape,r.shape,i);return n.runWebGLProgram(o,[s],s.dtype)}var foe={kernelName:Ku,backendName:"webgl",kernelFunc:moe},goe=class{constructor(e,t){this.variableNames=["x"];let n=e.length;if(n>4)throw new Error(`WebGL backend: Reverse of rank-${n} tensor is not yet supported`);if(this.outputShape=e,n===1){this.userCode=` + void main() { + int coord = getOutputCoords(); + setOutput(getX(${e[0]} - coord - 1)); + } + `;return}let a=i=>t.indexOf(i)!==-1&&e[i]!==1?`${e[i]} - coords[${i}] - 1`:`coords[${i}]`,r=e.map((i,o)=>a(o)).join(","),s=ht(n);this.userCode=` + void main() { + ${s} coords = getOutputCoords(); + setOutput(getX(${r})); + } + `}},boe=class{constructor(e,t){this.variableNames=["x"],this.packedInputs=!0,this.packedOutput=!0;let n=e.length;if(n>4)throw new Error(`WebGL backend: Reverse of rank-${n} tensor is not yet supported`);this.outputShape=e;let a=In("rc",n),r=`${a[n-1]} + 1 < ${this.outputShape[n-1]}`,s=`${a[n-2]} + 1 < ${this.outputShape[n-2]}`,i=ht(n);n===1?this.userCode=` + void main(){ + int rc = getOutputCoords(); + vec4 result = vec4(0.); + result.r = getChannel(getX(${e[0]} - rc - 1), + ${e[0]} - rc - 1); + if(${r}){ + result.g = getChannel(getX(${e[0]} - (rc + 1) - 1), + ${e[0]} - (rc + 1) - 1); + } + setOutput(result); + } + `:this.userCode=` + void main() { + ${i} rc = getOutputCoords(); + vec4 result = vec4(0.); + result.r = ${o(a.slice())}; + if(${r}){ + result.g = ${l(a.slice())}; + } + if(${s}) { + result.b = ${u(a.slice())}; + if(${r}) { + result.a = ${p(a.slice())}; + } + } + setOutput(result); + } + `;function o(h){return d(h)}function l(h){return h[n-1]="("+h[n-1]+" + 1)",d(h)}function u(h){return h[n-2]="("+h[n-2]+" + 1)",d(h)}function p(h){return h[n-1]="("+h[n-1]+" + 1)",h[n-2]="("+h[n-2]+" + 1)",d(h)}function d(h){let m=e.map((b,y)=>c(y,h)),f=m.join(","),g=m.slice(-2).join(",");return`getChannel(getX(${f}), vec2(${g}))`}function c(h,m){return t.indexOf(h)!==-1&&e[h]!==1?`${e[h]} - ${m[h]} - 1`:`${m[h]}`}}};function yoe(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{dims:s}=a,i=r.shape.length,o=w.parseAxisParam(s,r.shape);if(i===0)return aa({inputs:{x:r},backend:n});let l=G().getBool("WEBGL_PACK_ARRAY_OPERATIONS")?new boe(r.shape,o):new goe(r.shape,o);return n.runWebGLProgram(l,[r],r.dtype)}var xoe={kernelName:Ao,backendName:"webgl",kernelFunc:yoe},voe=class{constructor(e,t){this.variableNames=["Image"],this.outputShape=[],this.customUniforms=[{name:"params",type:"vec4"}];let n=e[1],a=e[2];this.outputShape=e;let r="";typeof t=="number"?r=`float outputValue = ${t.toFixed(2)};`:r=` + vec3 fill = vec3(${t.join(",")}); + float outputValue = fill[coords[3]];`,this.userCode=` + void main() { + ivec4 coords = getOutputCoords(); + int x = coords[2]; + int y = coords[1]; + float coordXFloat = (float(x) - params[0]) * params[3] - + (float(y) - params[1]) * params[2]; + float coordYFloat = (float(x) - params[0]) * params[2] + + (float(y) - params[1]) * params[3]; + int coordX = int(round(coordXFloat + params[0])); + int coordY = int(round(coordYFloat + params[1])); + ${r} + if(coordX >= 0 && coordX < ${a} && coordY >= 0 && coordY < ${n}) { + outputValue = getImage(coords[0], coordY, coordX, coords[3]); + } + setOutput(outputValue); + } + `}},woe={kernelName:pp,backendName:"webgl",kernelFunc:({inputs:e,attrs:t,backend:n})=>{let{image:a}=e,{radians:r,fillValue:s,center:i}=t,o=n,l=new voe(a.shape,s),[u,p]=T.getImageCenter(i,a.shape[1],a.shape[2]),d=[[u,p,Math.sin(r),Math.cos(r)]];return o.runWebGLProgram(l,[a],a.dtype,d)}},koe=` + // OpenGL ES does not support round function. + // The algorithm is based on banker's rounding. + float base = floor(x); + if ((x - base) < 0.5) { + return floor(x); + } else if ((x - base) > 0.5) { + return ceil(x); + } else { + if (mod(base, 2.0) == 0.0) { + return base; + } else { + return base + 1.0; + } + } +`,Ioe=Ze({opSnippet:koe}),Soe={kernelName:Fo,backendName:"webgl",kernelFunc:Ioe},Noe="return inversesqrt(x);",Toe=Ze({opSnippet:Noe,cpuKernelImpl:PQ}),Coe={kernelName:$o,backendName:"webgl",kernelFunc:Toe},vk=class{constructor(e,t,n,a,r,s,i=!0,o=!1){this.variableNames=["updates","indices","defaultValue"],this.outputShape=s;let l=ht(r.length),u=ht(s.length),p="";n===1?p="i":n===2&&(p="i, j");let d=`getIndices(${p})`,c="";a===1?c="i":a===2&&(c="i, coords[1]");let h=`getUpdates(${c})`,m="";o&&(m="coords[0], coords[1]");let f=`getDefaultValue(${m})`,g=t>1?"strides[j]":"strides";this.userCode=` + ${l} strides = ${l}(${r}); + + void main() { + ${u} coords = getOutputCoords(); + float sum = 0.0; + bool found = false; + for (int i = 0; i < ${e}; i++) { + int flattenedIndex = 0; + for (int j = 0; j < ${t}; j++) { + int index = round(${d}); + flattenedIndex += index * ${g}; + } + if (flattenedIndex == coords[0]) { + sum += ${h}; + found = true; + } + } + setOutput(mix(${f}, sum, float(found))); + } + `}},Eoe=class{constructor(e,t,n,a,r,s,i=!0,o=!1){this.variableNames=["updates","indices","defaultValue"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=s;let l=ht(r.length),u=ht(s.length),p="";n===1?p="i":n===2&&(p="i, j");let d=`getIndices(${p})`,c="";a===1?c="i":a===2&&(c="i, coords[1]");let h=`getUpdates(${c})`,m="";o&&(m="coords[0], coords[1]");let f=`getDefaultValue(${m})`,g=t>1?"strides[j]":"strides",b=t>1?"strides[j + 1]":"strides";this.userCode=` + ${l} strides = ${l}(${r}); + + void main() { + ${u} coords = getOutputCoords(); + vec4 sum = vec4(0.); + vec4 found = vec4(0.); + for (int i = 0; i < ${e}; i+=2) { + ivec2 flattenedIndex = ivec2(0); + for (int j = 0; j < ${t}; j+=2) { + ivec4 index = round(${d}); + flattenedIndex += index.xz * ${g}; + if (j + 1 < ${t}) { + flattenedIndex += index.yw * ${b}; + } + } + if (flattenedIndex[0] == coords[0] || flattenedIndex[1] == coords[0] || + flattenedIndex[0] == coords[0] + 1 || flattenedIndex[1] == coords[0] + 1) { + vec4 updVals = ${h}; + if (flattenedIndex[0] == coords[0]) { + sum.xy += updVals.xy; + found.xy = vec2(1.); + } else if (flattenedIndex[0] == coords[0] + 1) { + sum.zw += updVals.xy; + found.zw = vec2(1.); + } + if (flattenedIndex[1] == coords[0]) { + sum.xy += updVals.zw; + found.xy = vec2(1.); + } else if (flattenedIndex[1] == coords[0] + 1) { + sum.zw += updVals.zw; + found.zw = vec2(1.); + } + } + } + setOutput(mix(${f}, sum, found)); + } + `}};function _oe(e){let{inputs:t,backend:n,attrs:a}=e,{indices:r,updates:s}=t,{shape:i}=a,{sliceRank:o,numUpdates:l,sliceSize:u,strides:p,outputSize:d}=T.calculateShapes(s,r,i),c=[d/u,u];if(d===0)return n.makeTensorInfo(i,r.dtype);let h=ce({inputs:{x:r},backend:n,attrs:{shape:[l,o]}}),m=ce({inputs:{x:s},backend:n,attrs:{shape:[l,u]}}),f=n.makeTensorInfo([],"float32",new Float32Array([0])),g;G().getBool("WEBGL_PACK")?g=new Eoe(l,o,h.shape.length,m.shape.length,p,c):g=new vk(l,o,h.shape.length,m.shape.length,p,c);let b=n.runWebGLProgram(g,[m,h,f],m.dtype),y=ce({inputs:{x:b},backend:n,attrs:{shape:i}});return n.disposeIntermediateTensorInfo(h),n.disposeIntermediateTensorInfo(m),n.disposeIntermediateTensorInfo(b),n.disposeIntermediateTensorInfo(f),y}var Aoe={kernelName:Yu,backendName:"webgl",kernelFunc:_oe},Foe=class{constructor(e,t,n,a){this.variableNames=["sortedSequence","values"],this.customUniforms=[{name:"numInputs",type:"int"}],this.outputShape=[e,n];let r="while (left < right) {",s=`for (int i = 0; i < ${Math.ceil(Math.log2(t+1))}; ++i) { if (left >= right) break;`,i=G().getNumber("WEBGL_VERSION")===2?r:s,o=a==="left"?"<":"<=";this.userCode=` + int findBound(int batch, float value) { + int left = 0; + int right = numInputs; + int mid; + ${i} + mid = (left + right) / 2; + if (getSortedSequence(batch, mid) ${o} value) { + left = mid + 1; + } else { + right = mid; + } + } + return right; + } + + void main() { + ivec2 coords = getOutputCoords(); + int batch = coords[0]; + int valueIndex = coords[1]; + + float value = getValues(batch, valueIndex); + + setOutput(float(findBound(batch, value))); + } + `}};function $oe(e){let{inputs:t,backend:n,attrs:a}=e,{sortedSequence:r,values:s}=t,{side:i}=a,o=new Foe(r.shape[0],r.shape[1],s.shape[1],i),l=[[r.shape[1]]];return n.runWebGLProgram(o,[r,s],"int32",l)}var Doe={kernelName:Ju,backendName:"webgl",kernelFunc:$oe},Roe=class{constructor(e,t,n){this.variableNames=["c","a","b"],this.outputShape=t;let a,r;if(n>4)throw Error(`Where for rank ${n} is not yet supported`);if(n===1)r="resRC",a="resRC";else{let i=["resRC.x","resRC.y","resRC.z","resRC.w"],o=[],l=[];for(let u=0;u= 1.0) { + setOutput(getA(${r})); + } else { + setOutput(getB(${r})); + } + } + `}};function Moe(e){let{inputs:t,backend:n}=e,{condition:a,t:r,e:s}=t,i=new Roe(a.shape.length,r.shape,r.shape.length);return n.runWebGLProgram(i,[a,r,s],ga(r.dtype,s.dtype))}var Ooe={kernelName:Qu,backendName:"webgl",kernelFunc:Moe},Poe=` + // Stable and Attracting Fixed Point (0, 1) for Normalized Weights. + // see: https://arxiv.org/abs/1706.02515 + float scaleAlpha = ${T.SELU_SCALEALPHA}; + float scale = ${T.SELU_SCALE}; + return (x >= 0.0) ? scale * x : scaleAlpha * (exp(x) - 1.0); +`,Loe=Ze({opSnippet:Poe}),zoe={kernelName:Do,backendName:"webgl",kernelFunc:Loe},Woe=Cp+` + return 1.0 / (1.0 + exp(-1.0 * x)); +`,Boe=` + vec4 result = 1.0 / (1.0 + exp(-1.0 * x)); + bvec4 isNaN = isnan(x); + + result.r = isNaN.r ? x.r : result.r; + result.g = isNaN.g ? x.g : result.g; + result.b = isNaN.b ? x.b : result.b; + result.a = isNaN.a ? x.a : result.a; + + return result; +`,Voe=Ze({opSnippet:Woe,packedOpSnippet:Boe,cpuKernelImpl:zQ}),Uoe={kernelName:Po,backendName:"webgl",kernelFunc:Voe},Goe=` + if (isnan(x)) { return 0.0; } + return sign(x); +`,Hoe=Ze({opSnippet:Goe}),joe={kernelName:Oo,backendName:"webgl",kernelFunc:Hoe},qoe=Cp+` + return sin(x); +`,Koe=` + vec4 result = sin(x); + bvec4 isNaN = isnan(x); + ${tl} + return result; +`,Xoe=Ze({opSnippet:qoe,packedOpSnippet:Koe}),Yoe={kernelName:Ro,backendName:"webgl",kernelFunc:Xoe},Zoe=` + float e2x = exp(x); + return (e2x - 1.0 / e2x) / 2.0; +`,Joe=Ze({opSnippet:Zoe}),Qoe={kernelName:Mo,backendName:"webgl",kernelFunc:Joe},ele=` + float epsilon = 1.1920928955078125e-7; + float threshold = log(epsilon) + 2.0; + + bool too_large = x > -threshold; + bool too_small = x < threshold; + + float result; + float exp_x = exp(x); + + if (too_large){ + result = x; + } + else if (too_small){ + result = exp_x; + } + else{ + result = log(exp_x + 1.0); + } + return result; +`,tle=Ze({opSnippet:ele}),nle={kernelName:Lo,backendName:"webgl",kernelFunc:tle},ale=e=>{let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{blockShape:s,paddings:i}=a;w.assert(r.shape.length<=4,()=>"spaceToBatchND for rank > 4 with a WebGL backend not implemented yet");let o=s.reduce((b,y)=>b*y),l=[[0,0]];l.push(...i);for(let b=1+s.length;bn.disposeIntermediateTensorInfo(b)),g},rle={kernelName:tp,backendName:"webgl",kernelFunc:ale};function sle(e){let{inputs:t,backend:n}=e,{indices:a,values:r,denseShape:s,defaultValue:i}=t;if(s.shape.length!==1)throw new Error(`Dense shape must be a vector, saw: + ${s.shape}`);if(a.shape.length!==2)throw new Error(`Indices must be a matrix, saw: + ${a.shape}`);if(r.shape.length!==1)throw new Error(`Values must be a vector, saw: + ${r.shape}`);if(i.shape.length!==0)throw new Error(`Default value must be a scalar, saw: + ${i.shape}`);let o=n.readSync(a.dataId),l=n.readSync(r.dataId),u=n.readSync(s.dataId),p=n.readSync(i.dataId)[0],[d,c,h,m,f]=BQ(o,a.shape,a.dtype,l,r.dtype,u,p);return[n.makeTensorInfo(c,a.dtype,d),n.makeTensorInfo([c[0]],r.dtype,h),n.makeTensorInfo([m.length],"bool",new Uint8Array(m.map(g=>Number(g)))),n.makeTensorInfo([f.length],a.dtype,new Int32Array(f))]}var ile={kernelName:Yc,backendName:"webgl",kernelFunc:sle};function ole(e){let{inputs:t,backend:n}=e,{inputIndices:a,inputShape:r,newShape:s}=t;if(a.shape.length!==2)throw new Error(`Input indices should be a matrix but received shape ${a.shape}`);if(r.shape.length!==1)throw new Error(`Input shape should be a vector but received shape ${r.shape}`);if(s.shape.length!==1)throw new Error(`Target shape should be a vector but received shape ${s.shape}`);let i=Array.from(n.readSync(r.dataId)),o=n.readSync(a.dataId),l=Array.from(n.readSync(s.dataId)),[u,p,d]=VQ(o,a.shape,a.dtype,i,l);return[n.makeTensorInfo(p,a.dtype,u),n.makeTensorInfo([d.length],s.dtype,new Int32Array(d))]}var lle={kernelName:ap,backendName:"webgl",kernelFunc:ole};function ule(e){let{inputs:t,backend:n}=e,{data:a,indices:r,segmentIds:s}=t;if(a.shape.length<1)throw new Error("Data should be at least 1 dimensional but received scalar");if(r.shape.length!==1)throw new Error(`Indices should be a vector but received shape + ${r.shape}`);if(s.shape.length!==1)throw new Error(`Segment ids should 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hle(e){let{inputs:t,backend:n,attrs:a}=e,{sparseIndices:r,sparseValues:s,defaultValue:i}=t,{outputShape:o}=a,{sliceRank:l,numUpdates:u,sliceSize:p,strides:d,outputSize:c}=T.calculateShapes(s,r,o),h=!1;if(s.dtype==="string"){let b=n.bufferSync(r),y=n.bufferSync(s),x=w.decodeString(n.readSync(i.dataId)[0]),v=LQ(b,y,o,c,p,u,l,d,x,h);return n.makeTensorInfo(o,v.dtype,v.values)}let m=new vk(u,l,r.shape.length,s.shape.length,d,[c,1],h),f=n.runWebGLProgram(m,[s,r,i],s.dtype),g=ce({inputs:{x:f},backend:n,attrs:{shape:o}});return n.disposeIntermediateTensorInfo(f),g}var mle={kernelName:rp,backendName:"webgl",kernelFunc:hle};function fle(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{numOrSizeSplits:s,axis:i}=a,o=w.parseAxisParam(i,r.shape)[0],l=T.prepareSplitSize(r,s,o),u=r.shape.length,p=new Array(u).fill(0),d=r.shape.slice();return l.map(c=>{let h=[...d];h[o]=c;let m=Ep({inputs:{x:r},backend:n,attrs:{begin:p,size:h}});return p[o]+=c,m})}var gle={kernelName:np,backendName:"webgl",kernelFunc:fle},HS="return sqrt(x);",ble=Ze({opSnippet:HS,packedOpSnippet:HS,cpuKernelImpl:UQ}),yle={kernelName:zo,backendName:"webgl",kernelFunc:ble},xle="return x * x;",vle=Ze({opSnippet:xle}),wle={kernelName:Qc,backendName:"webgl",kernelFunc:vle},jS="return (a - b) * (a - b);",kle=fn({opSnippet:jS,packedOpSnippet:jS}),Ile={kernelName:Vo,backendName:"webgl",kernelFunc:kle};function Sle(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t;if(r.dtype!=="string")throw new Error("Input must be of datatype string");let s=n.readSync(r.dataId),i=T.fromUint8ToStringArray(s),o=GQ(i,"string",a);return n.makeTensorInfo(r.shape,"string",o)}var Nle={kernelName:ed,backendName:"webgl",kernelFunc:Sle};function Tle({inputs:e,attrs:t,backend:n}){let{x:a}=e,r=Ma+` + return x > 0.0 ? 1.0 : float(${t.alpha}); + `,s=new ir(a.shape,r);return n.runWebGLProgram(s,[a],a.dtype)}var Cle={kernelName:Cs,backendName:"webgl",kernelFunc:Tle},Ele=class{constructor(e,t,n){this.variableNames=["x"],this.outputShape=n;let a=n.length,r=ht(n.length),s=ht(n.length),i="";if(a===1)i="coords * strides + begin";else{let o=0;i=n.map((l,u)=>(o++,n.length===1?`coords * strides[${u}] + begin[${u}]`:`coords[${o-1}] * strides[${u}] + begin[${u}]`)).join(",")}this.userCode=` + ${r} begin = ${r}(${e}); + ${r} strides = ${r}(${t}); + + void main() { + ${s} coords = getOutputCoords(); + setOutput(getX(${i})); + } + `}};function _le(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{begin:s,end:i,strides:o,beginMask:l,endMask:u,ellipsisMask:p,newAxisMask:d,shrinkAxisMask:c}=a,{finalShapeSparse:h,finalShape:m,isIdentity:f,sliceDim0:g,isSimpleSlice:b,begin:y,end:x,strides:v}=Kt.sliceInfo(r.shape,s,i,o,l,u,p,d,c),I;if(f)I=ce({inputs:{x:r},backend:n,attrs:{shape:m}});else if(g||b){w.assert(r.shape.length>=1,()=>`Input must have rank at least 1, got: ${r.shape.length}`);let 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Dle(e){let{inputs:t,backend:n,attrs:a}=e,{skipEmpty:r}=a,{input:s,delimiter:i}=t;if(s.dtype!=="string")throw new Error("Input must be of datatype string");if(s.shape.length!==1)throw new Error(`Input must be a vector, got shape: ${s.shape}`);if(i.shape.length!==0)throw new Error(`Delimiter must be a scalar, got shape: ${i.shape}`);let o=n.readSync(s.dataId),l=n.readSync(i.dataId)[0],[u,p,d]=qQ(o,l,r),c=p.length;return[n.makeTensorInfo([c,2],"int32",u),n.makeTensorInfo([c],"string",p),n.makeTensorInfo([2],"int32",new Int32Array(d))]}var Rle={kernelName:nd,backendName:"webgl",kernelFunc:Dle};function Mle(e){let{inputs:t,backend:n,attrs:a}=e,{numBuckets:r}=a,{input:s}=t;if(s.dtype!=="string")throw new Error("Input must be of datatype string");if(r<=0)throw new Error("Number of buckets must be at least 1");let i=n.readSync(s.dataId),o=KQ(i,r);return n.makeTensorInfo(s.shape,"int32",o)}var Ole={kernelName:ad,backendName:"webgl",kernelFunc:Mle},Ple="return tan(x);",Lle=Ze({opSnippet:Ple}),zle={kernelName:Go,backendName:"webgl",kernelFunc:Lle},Wle=` + float e2x = exp(-2.0 * abs(x)); + return sign(x) * (1.0 - e2x) / (1.0 + e2x); +`,Ble=Ze({opSnippet:Wle}),Vle={kernelName:Ho,backendName:"webgl",kernelFunc:Ble};function Ule(e){let{inputs:t,backend:n,attrs:a}=e,{tensor:r,indices:s,updates:i}=t,{}=a,{sliceRank:o,numUpdates:l,sliceSize:u,strides:p,outputSize:d}=T.calculateShapes(i,s,r.shape),c=[d/u,u];if(d===0)return n.makeTensorInfo(r.shape,s.dtype);let h=ce({inputs:{x:s},backend:n,attrs:{shape:[l,o]}}),m=ce({inputs:{x:i},backend:n,attrs:{shape:[l,u]}}),f=ce({inputs:{x:r},backend:n,attrs:{shape:c}}),g=new vk(l,o,h.shape.length,m.shape.length,p,c,!1,!0),b=n.runWebGLProgram(g,[m,h,f],f.dtype),y=ce({inputs:{x:b},backend:n,attrs:{shape:r.shape}});return n.disposeIntermediateTensorInfo(h),n.disposeIntermediateTensorInfo(m),n.disposeIntermediateTensorInfo(f),n.disposeIntermediateTensorInfo(b),y}var Gle={kernelName:Zu,backendName:"webgl",kernelFunc:Ule},Hle=class{constructor(e,t){this.variableNames=["A"];let n=new Array(e.length);for(let s=0;s5)throw Error(`Tile for rank ${t} is not yet supported`);if(t===1)return`imod(resRC, ${e[0]})`;let n=["resRC.x","resRC.y","resRC.z","resRC.w","resRC.u"],a=[];for(let r=0;r5){let o=n.readSync(r.dataId),l=r.dtype==="string"?o.map(d=>w.decodeString(d)):o,u=Pe(r.shape,r.dtype,l),p=YQ(u,s);return n.makeTensorInfo(p.shape,p.dtype,p.values)}let i=new Hle(r.shape,s);return n.runWebGLProgram(i,[r],r.dtype)}var qle={kernelName:Ts,backendName:"webgl",kernelFunc:_F},Kle=class{constructor(e){this.variableNames=["x","indices"],this.customUniforms=[{name:"n",type:"int"},{name:"firstPass",type:"int"},{name:"negativeInf",type:"float"},{name:"dir",type:"int"},{name:"inc",type:"int"}],this.outputShape=e,this.userCode=` + void main() { + ivec2 coords = getOutputCoords(); + int batch = coords[0]; + int elemIdx = coords[1]; + + // We compare elements pair-wise within a group of size 2 * inc. + // The comparing rule for each group alternates between ascending + // and descending. Within each group, we compare each pair at + // positions i and i+inc. To decide whether an element at position i + // is x0 or x1, we mod it by 2 * inc, if the result is smaller than + // inc, it is in the first half of the group, we denote it as x0, + // otherwise we denote it as x1. + // For example, as shown in the Bitonic top K paper referenced above, + // Figure5(a) shows that element[1] is in the + // second half of the group when group size is 2, but it is in the + // first half of the group when group size is 4. + + bool isFirstInPair = imod(elemIdx, 2 * inc) < inc; + int i = isFirstInPair ? elemIdx : elemIdx - inc; + + int i0 = firstPass == 1 ? i : int(getIndices(batch, i)); + int i1 = firstPass == 1 ? i + inc : int(getIndices(batch, i + inc)); + float x0 = i0 < n ? getX(batch, i0) : negativeInf; + float x1 = i1 < n ? getX(batch, i1) : negativeInf; + + // Denotes which direction indices are in (ascending or descending). + bool reverse = imod(elemIdx, 2 * dir) >= dir; + bool isGreater = x0 > x1 || (x0 == x1 && i1 > i0); + if (reverse == isGreater) { // Elements in opposite order of direction + int iTemp = i0; + i0 = i1; + i1 = iTemp; + } + if (isFirstInPair) { + setOutput(float(i0)); + } else { + setOutput(float(i1)); + } + } + `}},Xle=class{constructor(e){this.variableNames=["x","indices"],this.customUniforms=[{name:"n",type:"int"},{name:"firstPass",type:"int"},{name:"k",type:"int"}],this.outputShape=e,this.userCode=` + void main() { + // Takes max of indices (0, k), (1, k + 1), (2, k + 2) ... + ivec2 coords = getOutputCoords(); + int batch = coords[0]; + int elemIdx = coords[1]; + + // The output size is half of the previous size. + // If the previous sequence is | | | | _ _ _ _ | | | | _ _ _ _ (k=4), + // we only need to output the indices at positions |, the indices at + // positions _ can be thrown away, see Figure5(b) After Phase 2 + // (Merge phase) in the Bitonic Top K paper referenced above. + // For example, the paper shows we only need to output the orange bars. + // The output sequence should look like this | | | | | | | |. + // Because the sequence is halved, to map the output index back + // to the previous sequence to find the corresponding value, + // we need to double the index. When we double the index, + // we basically interpolate a position, so 2i looks like + // | _ | _ | _ | _ | _ | _ | _. We move the | to the first k position + // of each 2k positions by - elemIdx % k. E.g. for output at + // index 4,5,6,7, we want to get the corresponding element at + // original index 8,9,10,11, for output at index 8,9,10,11, + // we want to get the corresponding element at original index + // 16,17,18,19, so on and so forth. + + int i = elemIdx < k ? elemIdx : (elemIdx * 2 - imod(elemIdx, k)); + int i0 = firstPass == 1 ? i : int(getIndices(batch, i)); + int i1 = firstPass == 1 ? i + k : int(getIndices(batch, i + k)); + + float x0 = getX(batch, i0); + float x1 = i1 < n ? getX(batch, i1) : x0; + + setOutput(x0 >= x1 ? float(i0) : float(i1)); + } + `}};function Xs(e,t){t!==null&&e.disposeIntermediateTensorInfo(t)}function qS(e){let t=1;for(;tl){let F=n.readSync(r.dataId),[D,$]=ZQ(F,u,r.dtype,s,i);return[n.makeTensorInfo(D.shape,D.dtype,D.values),n.makeTensorInfo($.shape,$.dtype,$.values)]}if(s===0)return u[u.length-1]=0,[n.makeTensorInfo(u,r.dtype,[]),n.makeTensorInfo(u,"int32",[])];if(p===1)return[r,Ld({attrs:{shape:u,dtype:"int32",value:0},backend:n})];let d=n.texData.get(r.dataId),c=d!==null&&d.isPacked,h=c?n.unpackTensor(r):r,m=w.sizeFromShape(u)/p,f=ce({inputs:{x:h},attrs:{shape:[m,p]},backend:n});c&&Xs(n,h);let g=qS(s),b=qS(p),y=null,x=()=>y===null?[f,f]:[f,y],v=(F,D,$)=>{let S=x(),M=new Kle($),B=[[p],[y===null?1:0],[Number.NEGATIVE_INFINITY],[F],[D]],U=y;y=n.runWebGLProgram(M,S,"int32",B),Xs(n,U)};for(let F=1;F=1;$/=2)v(D,$,[m,b])}for(let F=b;F>g;F/=2){let D=x(),$=new Xle([m,F/2]),S=[[p],[y===null?1:0],[g]],M=y;y=n.runWebGLProgram($,D,"int32",S),Xs(n,M);let B=g/2,U=B*2;for(let H=B;H>=1;H/=2)v(U,H,y.shape)}let I=y;y=Ep({inputs:{x:y},backend:n,attrs:{begin:0,size:[m,s]}}),Xs(n,I);let N=wF({inputs:{x:f,indices:y},backend:n,attrs:{axis:1,batchDims:1}});Xs(n,f);let C=u.slice(0,-1);C.push(s),I=y,y=ce({inputs:{x:y},attrs:{shape:C},backend:n}),Xs(n,I);let _=N;return N=ce({inputs:{x:N},attrs:{shape:C},backend:n}),Xs(n,_),[N,y]}var Zle={kernelName:ip,backendName:"webgl",kernelFunc:Yle},Jle=class{constructor(e,t,n,a,r,s){this.variableNames=["Image","Transforms"],this.outputShape=s;let i=n==="nearest"?1:2,o;switch(a){case"constant":o=1;break;case"reflect":o=2;break;case"wrap":o=3;break;case"nearest":o=4;break;default:o=1;break}this.userCode=` + float mapCoord(float outCoord, float len) { + float inCoord = outCoord; + if(${o} == 2) { + if (inCoord < 0.0) { + if (len <= 1.0) { + inCoord = 0.0; + } else { + float sz2 = 2.0 * len; + if (inCoord < sz2) { + inCoord = sz2 * float(int(float(-inCoord / sz2))) + + inCoord; + } + inCoord = inCoord < -len ? inCoord + sz2 : -inCoord - 1.0; + } + } else if (inCoord > len - 1.0) { + if (len <= 1.0) { + inCoord = 0.0; + } else { + float sz2 = 2.0 * len; + inCoord -= sz2 * float(int(float(inCoord / sz2))); + if (inCoord >= len) { + inCoord = sz2 - inCoord - 1.0; + } + } + } + return clamp(inCoord, 0.0, len - 1.0); + } else if (${o} == 3) { + if (inCoord < 0.0) { + if (len <= 1.0) { + inCoord = 0.0; + } else { + float sz = len - 1.0; + inCoord += len * (float(int(float(-inCoord / sz))) + 1.0); + } + } else if (inCoord > len - 1.0) { + if (len <= 1.0) { + inCoord = 0.0; + } else { + float sz = len - 1.0; + inCoord -= len * float(int(float(inCoord / sz))); + } + } + return clamp(inCoord, 0.0, len - 1.0); + } else if (${o} == 4) { + return clamp(outCoord, 0.0, len - 1.0); + } else { + return outCoord; + } + } + + float readWithFillValue(int batch, int coordY, int coordX, + int channel) { + float outputValue; + if (0 <= coordY && coordY < ${e} && 0 <= coordX && coordX < ${t}) { + outputValue = getImage(batch, coordY, coordX, channel); + } else { + outputValue = float(${r}); + } + return outputValue; + } + + void main() { + ivec4 coords = getOutputCoords(); + float outputValue; + int batch = coords[0]; + int x = coords[2]; + int y = coords[1]; + int channel = coords[3]; + float xf = float(x); + float yf = float(y); + float a1 = getTransforms(batch, 0); + float a2 = getTransforms(batch, 1); + float a3 = getTransforms(batch, 2); + float b1 = getTransforms(batch, 3); + float b2 = getTransforms(batch, 4); + float b3 = getTransforms(batch, 5); + float c1 = getTransforms(batch, 6); + float c2 = getTransforms(batch, 7); + float projection = c1 * xf + c2 * yf + 1.0; + if (projection == 0.0) { + outputValue = float(${r}); + } else { + float inX = (a1 * xf + a2 * yf + a3) / projection; + float inY = (b1 * xf + b2 * yf + b3) / projection; + float mapX = mapCoord(inX, float(${t})); + float mapY = mapCoord(inY, float(${e})); + + if (${i} == 1) { + int coordY = int(round(mapY)); + int coordX = int(round(mapX)); + outputValue = readWithFillValue(batch, coordY, coordX, + channel); + } else { + float yFloor = floor(mapY); + float xFloor = floor(mapX); + float yCeil = yFloor + 1.0; + float xCeil = xFloor + 1.0; + float valueYFloor = (xCeil - mapX) * + readWithFillValue(batch, int(yFloor), int(xFloor), channel) + + (mapX - xFloor) * + readWithFillValue(batch, int(yFloor), int(xCeil), channel); + float valueYCeil = (xCeil - mapX) * + readWithFillValue(batch, int(yCeil), int(xFloor), channel) + + (mapX - xFloor) * + readWithFillValue(batch, int(yCeil), int(xCeil), channel); + outputValue = (yCeil - mapY) * valueYFloor + + (mapY - yFloor) * valueYCeil; + } + } + setOutput(outputValue); + } + `}};function Qle(e){let{inputs:t,backend:n,attrs:a}=e,{image:r,transforms:s}=t,{interpolation:i,fillMode:o,fillValue:l,outputShape:u}=a,[p,d,c,h]=r.shape,[m,f]=u!=null?u:[d,c],g=[p,m,f,h],b=new Jle(d,c,i,o,l,g);return n.runWebGLProgram(b,[r,s],"float32")}var eue={kernelName:op,backendName:"webgl",kernelFunc:Qle};function tue(e){let{inputs:t,attrs:n,backend:a}=e,{axis:r}=n,{x:s}=t;wp(s,"unique"),console.warn("WARNING: ","UI might be locked temporarily as data is being downloaded");let i=a.readSync(s.dataId),{outputValues:o,outputShape:l,indices:u}=JQ(i,r,s.shape,s.dtype);return[a.makeTensorInfo(l,s.dtype,o),a.makeTensorInfo([u.length],"int32",u)]}var nue={kernelName:rd,backendName:"webgl",kernelFunc:tue};function aue(e){let{inputs:t,backend:n,attrs:a}=e,{value:r}=t,{axis:s}=a;s<0&&(s+=r.shape.length);let i=r,o=i.shape.length,l=r.shape[s],u=new Array(o-1),p=0;for(let f=0;fn.disposeIntermediateTensorInfo(f)),m}var rue={kernelName:lp,backendName:"webgl",kernelFunc:aue},sue=class{constructor(e,t){this.variableNames=["x","segmentIds"];let n=e.windowSize,a=e.batchSize,r=e.inSize,s=e.numSegments,i=s*Math.ceil(r/n);this.outputShape=[a,i];let o="0.0",l="sumValue",u=Math.floor(n/4)*4,p=n%4,d=` + sumValue += dot(values, segFilter); + `,c="";r%n>0&&(c=` + if (inIdx < 0 || inIdx >= ${r}) { + return initializationValue; + } + `);let h="";r%n>0&&(h=` + if (inIdx < 0 || inIdx >= ${r}) { + return -1.0; + } + `),this.userCode=` + const float initializationValue = ${o}; + + float getValue(int batch, int inIdx) { + ${c} + return getX(batch, inIdx); + } + + float getSegmentIdAtIndex(int inIdx) { + ${h} + return getSegmentIds(inIdx); + } + + void main() { + ivec2 coords = getOutputCoords(); + int batch = coords[0]; + int outIdx = coords[1]; + int inOffset = int(floor(float(outIdx) / float( + ${s})) * float(${n})); + int currentSeg = int(mod(float(outIdx), float(${s}))); + + float sumValue = 0.0; + + for (int i = 0; i < ${u}; i += 4) { + int inIdx = inOffset + i; + vec4 values = vec4( + getValue(batch, inIdx), + getValue(batch, inIdx + 1), + getValue(batch, inIdx + 2), + getValue(batch, inIdx + 3) + ); + + vec4 segFilter = vec4( + int(getSegmentIdAtIndex(inIdx)) == currentSeg ? 1 : 0, + int(getSegmentIdAtIndex(inIdx + 1)) == currentSeg ? 1 : 0, + int(getSegmentIdAtIndex(inIdx + 2)) == currentSeg ? 1 : 0, + int(getSegmentIdAtIndex(inIdx + 3)) == currentSeg ? 1 : 0 + ); + + ${d} + } + + int inIdx = inOffset + ${u}; + if (${p===1}) { + vec4 values = vec4( + getValue(batch, inIdx), + initializationValue, + initializationValue, + initializationValue + ); + + int inIdxSeg = int(getSegmentIdAtIndex(inIdx)); + + vec4 segFilter = vec4( + int(getSegmentIdAtIndex(inIdx)) == currentSeg ? 1 : 0, + 0, + 0, + 0 + ); + + ${d} + } else if (${p===2}) { + vec4 values = vec4( + getValue(batch, inIdx), + getValue(batch, inIdx + 1), + initializationValue, + initializationValue + ); + + vec4 segFilter = vec4( + int(getSegmentIdAtIndex(inIdx)) == currentSeg ? 1 : 0, + int(getSegmentIdAtIndex(inIdx + 1)) == currentSeg ? 1 : 0, + 0, + 0 + ); + + ${d} + } else if (${p===3}) { + vec4 values = vec4( + getValue(batch, inIdx), + getValue(batch, inIdx + 1), + getValue(batch, inIdx + 2), + initializationValue + ); + + vec4 segFilter = vec4( + int(getSegmentIdAtIndex(inIdx)) == currentSeg ? 1 : 0, + int(getSegmentIdAtIndex(inIdx + 1)) == currentSeg ? 1 : 0, + int(getSegmentIdAtIndex(inIdx + 2)) == currentSeg ? 1 : 0, + 0 + ); + + ${d} + } + setOutput(${l}); + } + `}};function iue(e){let{inputs:t,backend:n,attrs:a}=e,{x:r,segmentIds:s}=t,{numSegments:i}=a,o=r.shape.length,l=[],u=0,p=T.getAxesPermutation([u],o),d=r;p!=null&&(d=Sn({inputs:{x:r},backend:n,attrs:{perm:p}}),l.push(d),u=T.getInnerMostAxes(1,o)[0]);let c=T.segment_util.computeOutShape(d.shape,u,i),h=w.sizeFromShape([d.shape[u]]),m=ce({inputs:{x:d},backend:n,attrs:{shape:[-1,h]}});l.push(m);let f=Xm(r.dtype),g=(v,I,N,C,_)=>{let F=v.shape[0],D=v.shape[1],$=T.segment_util.segOpComputeOptimalWindowSize(D,_),S={windowSize:$,inSize:D,batchSize:F,numSegments:_},M=new sue(S,I),B=n.compileAndRun(M,[v,N],C);if(l.push(B),B.shape[1]===_)return B;let U=EF({backend:n,attrs:{start:0,stop:_,step:1,dtype:"float32"}}),H=_F({inputs:{x:U},backend:n,attrs:{reps:[D/$]}});return l.push(U),l.push(H),g(B,I,H,C,_)},b=g(m,"unsortedSegmentSum",s,f,i),y=ce({inputs:{x:b},backend:n,attrs:{shape:c}}),x=y;if(p!=null){l.push(y);let v=T.getUndoAxesPermutation(p);x=Sn({inputs:{x},backend:n,attrs:{perm:v}})}return 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spe={kernelName:fu,backendName:"wasm",kernelFunc:rpe},BF;function ipe(e){BF=e.wasm.cwrap(gu,null,["number","number","boolean","number","number","number"])}function ope(e){let{backend:t,inputs:n,attrs:a}=e,{x:r,weights:s}=n,{size:i}=a,o=s.shape.reduce((d,c)=>d*c,1)!==0,l=r.shape.length===1?[i]:[r.shape[0],i],u=t.makeOutput(l,s.dtype);function p(d){return t.dataIdMap.get(d.dataId).id}return BF(p(r),i,o,p(s),Qe[s.dtype],p(u)),u}var lpe={kernelName:gu,backendName:"wasm",setupFunc:ipe,kernelFunc:ope},upe=!0,ppe=Ut(bu,upe);function cpe(e){let{inputs:t,backend:n}=e,{s0:a,s1:r}=t,s=n.typedArrayFromHeap(a),i=n.typedArrayFromHeap(r),o=T.assertAndGetBroadcastShape(Array.from(s),Array.from(i));return n.makeOutput([o.length],"int32",void 0,new Int32Array(o))}var dpe={kernelName:Bc,backendName:"wasm",kernelFunc:cpe};function Ls(e){let{inputs:{x:t},attrs:{dtype:n},backend:a}=e,r=a.makeOutput(t.shape,n),s=a.typedArrayFromHeap(t);return a.typedArrayFromHeap(r).set(s),r}var hpe={kernelName:Pi,backendName:"wasm",kernelFunc:Ls},mpe=Xe(Li),VF;function fpe(e){VF=e.wasm.cwrap(Ns,null,["number","number","number","number"])}function gpe(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{clipValueMin:s,clipValueMax:i}=a,o=n.dataIdMap.get(r.dataId).id,l=n.makeOutput(r.shape,r.dtype),u=n.dataIdMap.get(l.dataId).id;return VF(o,s,i,u),l}var bpe={kernelName:Ns,backendName:"wasm",setupFunc:fpe,kernelFunc:gpe};function UF(e){let{inputs:t,backend:n}=e,a=w.parseAxisParam(e.attrs.axis,t[0].shape)[0],r=t.map(h=>h.shape);T.assertParamsConsistent(r,a);let s=T.computeOutShape(t.map(h=>h.shape),a),i=t.filter(h=>w.sizeFromShape(h.shape)>0);if(i.length===1)return rg({inputs:{x:i[0]},backend:n});let o=n.makeOutput(s,t[0].dtype);if(w.sizeFromShape(s)===0)return o;if(i[0].dtype==="string"){let h=i.map(x=>{let v=[-1,w.sizeFromShape(x.shape.slice(a))];return 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Jpe(e){let{inputs:t,attrs:n,backend:a}=e,{x:r,filter:s}=t,i=a.dataIdMap.get(r.dataId).id,o=a.dataIdMap.get(s.dataId).id,{strides:l,dilations:u,pad:p,dimRoundingMode:d}=n,c=u==null?[1,1]:u,h=T.computeConv2DInfo(r.shape,s.shape,l,c,p,d,!0),m=h.filterHeight,f=h.filterWidth,g=h.padInfo.top,b=h.padInfo.right,y=h.padInfo.bottom,x=h.padInfo.left,v=h.dilationHeight,I=h.dilationWidth,N=h.strideHeight,C=h.strideWidth,_=h.inChannels,F=h.outChannels,D=h.padInfo.type==="SAME"?1:0;if(h.dataFormat!=="channelsLast")throw new Error(`wasm backend DepthwiseConv2dNative does not support dataFormat:'${h.dataFormat}'. 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Got ${r.dtype} and ${s.dtype}`);let u=T.computeDilation2DInfo(r.shape,s.shape,i,o,"NHWC",l),p=n.makeOutput(u.outShape,r.dtype);return n$(n.dataIdMap.get(r.dataId).id,n.dataIdMap.get(s.dataId).id,n.dataIdMap.get(p.dataId).id,Qe[r.dtype],u.batchSize,u.inChannels,u.inHeight,u.inWidth,u.outHeight,u.outWidth,u.strideHeight,u.strideWidth,u.dilationHeight,u.dilationWidth,u.filterHeight,u.filterWidth,u.padInfo.top,u.padInfo.left),p}var sce={kernelName:ji,backendName:"wasm",setupFunc:ace,kernelFunc:rce},a$;function ice(e){a$=e.wasm.cwrap(ql,null,["number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number"])}function oce(e){let{inputs:t,backend:n,attrs:a}=e,{x:r,filter:s,dy:i}=t,{strides:o,pad:l,dilations:u}=a;if(r.dtype!==s.dtype||r.dtype!==i.dtype)throw new Error(`Dilation2DBackpropFilter error: x must have the same dtype as filter and dy. 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Got ${r.dtype}, ${s.dtype}, and ${i.dtype}`);let p=T.computeDilation2DInfo(r.shape,s.shape,o,l,"NHWC",u),d=n.makeOutput(r.shape,r.dtype);return r$(n.dataIdMap.get(r.dataId).id,n.dataIdMap.get(s.dataId).id,n.dataIdMap.get(i.dataId).id,n.dataIdMap.get(d.dataId).id,Qe[r.dtype],p.batchSize,p.inChannels,p.inHeight,p.inWidth,p.outHeight,p.outWidth,p.strideHeight,p.strideWidth,p.dilationHeight,p.dilationWidth,p.filterHeight,p.filterWidth,p.padInfo.top,p.padInfo.left),d}var cce={kernelName:jl,backendName:"wasm",setupFunc:uce,kernelFunc:pce},dce=Xe(Ki),s$;function hce(e){s$=e.wasm.cwrap(Su,null,["number","number","number"])}function mce(e){let{inputs:t,backend:n}=e,{dy:a,y:r}=t,s=n.makeOutput(r.shape,"float32"),i=o=>n.dataIdMap.get(o.dataId).id;return s$(i(r),i(a),i(s)),s}var fce={kernelName:Su,backendName:"wasm",setupFunc:hce,kernelFunc:mce},gce=!1,bce=Ut(Nu,gce,"bool"),yce=Xe(Xi),xce=Xe(Yi,"float32");function Tv(e){let{inputs:t,attrs:n,backend:a}=e,{input:r}=t,{dim:s}=n,i=r.shape.length,o=r.shape.slice(),l=s;return s<0&&(w.assert(-(i+1)<=s,()=>`Axis must be in the interval [${-(i+1)}, ${i}]`),l=i+s+1),o.splice(l,0,1),zn({inputs:{x:r},backend:a,attrs:{shape:o}})}var vce={kernelName:Tu,backendName:"wasm",kernelFunc:Tv},wce=Xe(Zi,"float32");function i$(e){let{attrs:{shape:t,value:n},backend:a}=e,{attrs:{dtype:r}}=e;r=r||w.inferDtype(n);let s=a.makeOutput(t,r);return a.typedArrayFromHeap(s).fill(n),s}var kce={kernelName:Hc,backendName:"wasm",kernelFunc:i$},o$;function Ice(e){o$=e.wasm.cwrap(Cu,null,["number","number","number","number","number","number"])}function Sce(e){let{inputs:t,backend:n}=e,{image:a}=t,r=n.makeOutput(a.shape,a.dtype),s=n.dataIdMap.get(a.dataId).id,i=n.dataIdMap.get(r.dataId).id,[o,l,u,p]=a.shape;return o$(s,o,l,u,p,i),r}var Nce={kernelName:Cu,backendName:"wasm",kernelFunc:Sce,setupFunc:Ice},Tce=Xe(Ji),Cce=!1,Ece=Ut(Qi,Cce),l$;function _ce(e){l$=e.wasm.cwrap(eo,null,["number","number","number","number","number","number","number"])}function Ace(e){let{backend:t,inputs:n,attrs:a}=e,{varianceEpsilon:r}=a,{x:s,mean:i,variance:o,offset:l,scale:u}=n,p=t.dataIdMap.get(s.dataId).id,d=t.dataIdMap.get(i.dataId).id,c=t.dataIdMap.get(o.dataId).id,h=l!=null?t.dataIdMap.get(l.dataId).id:0,m=u!=null?t.dataIdMap.get(u.dataId).id:0,f=t.makeOutput(s.shape,s.dtype);if(w.sizeFromShape(s.shape)===0)return f;let g=t.dataIdMap.get(f.dataId).id;return l$(p,d,c,h,m,r,g),f}var Fce={kernelName:eo,backendName:"wasm",setupFunc:_ce,kernelFunc:Ace},u$;function $ce(e){u$=e.wasm.cwrap(ui,null,["number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number"])}function Dce(e){let{inputs:t,attrs:n,backend:a}=e,{x:r,filter:s,bias:i,preluActivationWeights:o}=t,{strides:l,pad:u,dilations:p,dataFormat:d,dimRoundingMode:c,activation:h,leakyreluAlpha:m}=n,f=T.computeConv2DInfo(r.shape,s.shape,l,p,u,c),g=Oc[h];if(g==null)throw new Error(`${h} activation not yet supported for FusedConv2D in the wasm backend.`);let b=a.dataIdMap.get(r.dataId).id,y=a.dataIdMap.get(s.dataId).id,x=f.outChannels,v=0;if(i!=null){let te=a.dataIdMap.get(i.dataId);if(te.shape.length!==1)throw new Error(`FusedConv2D only supports rank-1 bias but got rank ${te.shape.length}.`);if(te.shape[0]!==x)throw new Error(`FusedConv2D bias shape (${te.shape}) does not match the number of output channels (${x})`);v=te.id}let I=f.filterHeight,N=f.filterWidth,C=f.padInfo.top,_=f.padInfo.right,F=f.padInfo.bottom,D=f.padInfo.left,$=f.dilationHeight,S=f.dilationWidth,M=f.strideHeight,B=f.strideWidth,U=f.inChannels,H=f.padInfo.type==="SAME"?1:0,q=f.batchSize,K=f.inHeight,Z=f.inWidth;if(d!=="NHWC")throw new Error(`wasm backend FusedConv2D does not support dataFormat:'${d}'. Please use 'NHWC'.`);let J=a.makeOutput(f.outShape,"float32"),ee=a.dataIdMap.get(J.dataId).id,ae=o==null?0:a.dataIdMap.get(o.dataId).id;return u$(b,q,K,Z,y,I,N,v,C,_,F,D,H,$,S,M,B,U,x,g,ae,m||0,ee),J}var Rce={kernelName:ui,backendName:"wasm",setupFunc:$ce,kernelFunc:Dce},p$;function Mce(e){p$=e.wasm.cwrap(pi,null,["number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number"])}function Oce(e){let{inputs:t,attrs:n,backend:a}=e,{x:r,filter:s,bias:i,preluActivationWeights:o}=t,{strides:l,pad:u,dilations:p,dataFormat:d,dimRoundingMode:c,activation:h,leakyreluAlpha:m}=n,f=T.computeConv2DInfo(r.shape,s.shape,l,p,u,c,!0),g=Oc[h];if(g==null)throw new Error(`${h} activation not yet supported for FusedDepthwiseConv2D in the wasm backend.`);let b=a.dataIdMap.get(r.dataId).id,y=a.dataIdMap.get(s.dataId).id,x=f.outChannels,v=0;if(i!=null){let te=a.dataIdMap.get(i.dataId);if(te.shape.length!==1)throw new Error(`FusedDepthwiseConv2D only supports rank-1 bias but got rank ${te.shape.length}.`);if(te.shape[0]!==x)throw new Error(`FusedDepthwiseConv2D bias shape (${te.shape}) does not match the number of output channels (${x})`);v=te.id}let I=f.filterHeight,N=f.filterWidth,C=f.padInfo.top,_=f.padInfo.right,F=f.padInfo.bottom,D=f.padInfo.left,$=f.dilationHeight,S=f.dilationWidth,M=f.strideHeight,B=f.strideWidth,U=f.inChannels,H=f.padInfo.type==="SAME"?1:0,q=f.batchSize,K=f.inHeight,Z=f.inWidth;if(d!=="NHWC")throw new Error(`wasm backend FusedDepthwiseConv2D does not support dataFormat:'${d}'. Please use 'NHWC'.`);let J=a.makeOutput(f.outShape,"float32"),ee=a.dataIdMap.get(J.dataId).id,ae=o==null?0:a.dataIdMap.get(o.dataId).id;return p$(b,q,K,Z,y,I,N,v,C,_,F,D,H,$,S,M,B,U,x,g,ae,m||0,ee),J}var Pce={kernelName:pi,backendName:"wasm",setupFunc:Mce,kernelFunc:Oce},c$;function Lce(e){c$=e.wasm.cwrap(_u,null,["number","number","number","number","number","number","array","number"])}function zce(e){let{backend:t,inputs:n}=e,{params:a,indices:r}=n,[s,i,o,l]=r0.prepareAndValidate(a,r),u=t.makeOutput(s,a.dtype);if(i===0)return u;let p=r.shape,d=p[p.length-1],c=t.dataIdMap.get(a.dataId).id,h=t.dataIdMap.get(r.dataId).id,m=new Uint8Array(new Int32Array(l).buffer),f=t.dataIdMap.get(u.dataId).id;return c$(c,Qe[a.dtype],h,i,d,o,m,f),u}var Wce={kernelName:_u,backendName:"wasm",setupFunc:Lce,kernelFunc:zce},d$;function Bce(e){d$=e.wasm.cwrap("Gather",null,["number","number","array","number","number","number","array","number"])}function Vce(e){let{backend:t,inputs:n,attrs:a}=e,{x:r,indices:s}=n,{axis:i,batchDims:o}=a,l=w.parseAxisParam(i,r.shape)[0],u=t.readSync(s.dataId),p=r.shape[l];for(let C=0;C=0,()=>`GatherV2: the index value ${_} is not in [0, ${p-1}]`)}let d=T.segment_util.collectGatherOpShapeInfo(r,s,l,o),c=zn({inputs:{x:r},attrs:{shape:[d.batchSize,d.outerSize,d.dimSize,d.sliceSize]},backend:t}),h=w.sizeFromShape(s.shape),m=zn({inputs:{x:s},attrs:{shape:[d.batchSize,h/d.batchSize]},backend:t}),f=[d.batchSize,d.outerSize,h/d.batchSize,d.sliceSize],g=t.makeOutput(f,r.dtype);if(w.sizeFromShape(r.shape)===0)return g;let b=c.shape.length-1,y=t.dataIdMap.get(c.dataId).id,x=t.dataIdMap.get(m.dataId).id,v=t.dataIdMap.get(g.dataId).id,I=new Uint8Array(new Int32Array(w.computeStrides(c.shape)).buffer),N=new Uint8Array(new Int32Array(w.computeStrides(f)).buffer);return d$(y,Qe[r.dtype],I,b,x,d.batchSize,N,v),t.disposeData(c.dataId),t.disposeData(m.dataId),g.shape=d.outputShape,g}var Uce={kernelName:Eu,backendName:"wasm",setupFunc:Bce,kernelFunc:Vce},Gce=!1,Hce=Ut(Au,Gce,"bool"),jce=!1,qce=Ut(to,jce,"bool"),Kce=Xe(ao,"bool"),Xce=Xe(ro,"bool"),Yce=Xe(so,"bool"),h$;function Zce(e){h$=e.wasm.cwrap(io,null,["number","number","number","number"])}function Jce(e){let{inputs:{x:t},attrs:{alpha:n},backend:a}=e,r=a.dataIdMap.get(t.dataId).id,s=a.makeOutput(t.shape,"float32");if(w.sizeFromShape(t.shape)!==0){let i=a.dataIdMap.get(s.dataId).id;h$(r,Qe[t.dtype],n,i)}return s}var Qce={kernelName:io,backendName:"wasm",setupFunc:Zce,kernelFunc:Jce},ede=!1,tde=Ut(Fu,ede,"bool"),nde=!1,ade=Ut($u,nde,"bool"),m$;function rde(e){m$=e.wasm.cwrap(Du,null,["number","number","number","number"])}function sde(e){let{attrs:t,backend:n}=e,{start:a,stop:r,num:s}=t,i=Math.floor(s),o=n.makeOutput([i],"float32");return m$(n.dataIdMap.get(o.dataId).id,a,r,i),o}var ide={kernelName:Du,backendName:"wasm",setupFunc:rde,kernelFunc:sde},ode=Xe(oo),lde=Xe(lo),ude=!1,pde=Ut(Ru,ude,"bool"),cde=Xe(Mu),dde=!1,hde=Ut(Ou,dde,"bool"),mde=!1,fde=Ut(mN,mde,"bool"),f$;function gde(e){f$=e.wasm.cwrap(uo,null,["number","number","number","number","number","number","number"])}function bde(e){let{inputs:t,backend:n,attrs:a}=e,{x:r}=t,{depthRadius:s,bias:i,alpha:o,beta:l}=a;if(r.dtype!=="float32")throw new Error("LRN error: x must have dtype float32");let u=n.makeOutput(r.shape,r.dtype);return f$(n.dataIdMap.get(r.dataId).id,n.dataIdMap.get(u.dataId).id,r.shape[3],s,i,o,l),u}var yde={kernelName:uo,backendName:"wasm",setupFunc:gde,kernelFunc:bde},g$;function xde(e){g$=e.wasm.cwrap(Pu,null,["number","number","number","number","number","number","number","number","number"])}function vde(e){let{inputs:t,backend:n,attrs:a}=e,{x:r,y:s,dy:i}=t,{depthRadius:o,bias:l,alpha:u,beta:p}=a;if(r.dtype!=="float32"||s.dtype!=="float32"||i.dtype!=="float32")throw new Error("LRNGrad error: x, y, and dy must have dtype float32");let d=n.makeOutput(r.shape,r.dtype);return g$(n.dataIdMap.get(r.dataId).id,n.dataIdMap.get(s.dataId).id,n.dataIdMap.get(i.dataId).id,n.dataIdMap.get(d.dataId).id,i.shape[3],o,l,u,p),d}var wde={kernelName:Pu,backendName:"wasm",setupFunc:xde,kernelFunc:vde},b$;function kde(e){b$=e.wasm.cwrap(po,null,["number","number","number","number"])}function Ide(e){let{backend:t,inputs:n,attrs:a}=e,{reductionIndices:r,keepDims:s}=a,{x:i}=n,o=t.dataIdMap.get(i.dataId).id,l=i,{transposed:u,axes:p,originalAxes:d,inputWasTransposed:c}=Ps(i,r,t);if(c){let y=t.dataIdMap.get(u.dataId).id;l=u,o=y}let h=l.shape.length;T.assertAxesAreInnerMostDims("max",p,h);let[m,f]=T.computeOutAndReduceShapes(l.shape,p),g=w.sizeFromShape(f),b=t.makeOutput(m,i.dtype);if(w.sizeFromShape(l.shape)!==0){let y=t.dataIdMap.get(b.dataId).id;b$(o,Qe[i.dtype],g,y)}if(c&&t.disposeData(u.dataId),s){let y=T.expandShapeToKeepDim(b.shape,d);b.shape=y}return b}var Sde={kernelName:po,backendName:"wasm",setupFunc:kde,kernelFunc:Ide},Nde=!1,Tde=Ut(co,Nde),y$;function Cde(e){y$=e.wasm.cwrap(ho,null,["number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number","number"])}function Ede(e){let{inputs:t,attrs:n,backend:a}=e,r=t.x,s=a.dataIdMap.get(r.dataId).id;w.assert(r.dtype==="float32",()=>`Error in MaxPool: only float32 input is supported. Got ${r.dtype}.`);let{filterSize:i,strides:o,pad:l,dimRoundingMode:u}=n,p=T.computePool2DInfo(r.shape,i,o,1,l,u),d=p.filterHeight,c=p.filterWidth,h=p.padInfo.top,m=p.padInfo.right,f=p.padInfo.bottom,g=p.padInfo.left,b=p.dilationHeight,y=p.dilationWidth,x=p.strideHeight,v=p.strideWidth,I=p.inChannels,N=p.outChannels;if(p.dataFormat!=="channelsLast")throw new Error(`wasm backend does not support dataFormat:'${p.dataFormat}'. 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i={anchorPosition:"BOTTOM_LEFT",backgroundColor:this.boxColor};this.drawLabelOptions=new $p({...i,...s})}},Bd=class{constructor(t,n={}){this.box=new ln(t),this.options=new lg(n)}draw(t){let n=Gn(t),{boxColor:a,lineWidth:r}=this.options,{x:s,y:i,width:o,height:l}=this.box;n.strokeStyle=a,n.lineWidth=r,n.strokeRect(s,i,o,l);let{label:u}=this.options;u&&new dl([u],{x:s-r/2,y:i},this.options.drawLabelOptions).draw(t)}};function nge(e,t){(Array.isArray(t)?t:[t]).forEach(a=>{let r=a instanceof Tt?a.score:xr(a)?a.detection.score:void 0,s=a instanceof Tt?a.box:xr(a)?a.detection.box:new ln(a),i=r?`${rl(r)}`:void 0;new Bd(s,{label:i}).draw(e)})}function Vd(e){let{Image:t,Video:n}=tt.getEnv();return e instanceof t&&e.complete||e instanceof n&&e.readyState>=3}function zk(e){return new Promise((t,n)=>{if(e instanceof tt.getEnv().Canvas||Vd(e)){t(null);return}function a(s){s.currentTarget&&(s.currentTarget.removeEventListener("load",r),s.currentTarget.removeEventListener("error",a),n(s))}function 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vr=class{constructor(t,n=!1){this._imageTensors=[];this._canvases=[];this._treatAsBatchInput=!1;this._inputDimensions=[];this._inputSize=0;if(!Array.isArray(t))throw new Error(`NetInput.constructor - expected inputs to be an Array of TResolvedNetInput or to be instanceof tf.Tensor4D, instead have ${t}`);this._treatAsBatchInput=n,this._batchSize=t.length,t.forEach((a,r)=>{if(Wr(a)){this._imageTensors[r]=a,this._inputDimensions[r]=a.shape;return}if(ka(a)){let i=a.shape[0];if(i!==1)throw new Error(`NetInput - tf.Tensor4D with batchSize ${i} passed, but not supported in input array`);this._imageTensors[r]=a,this._inputDimensions[r]=a.shape.slice(1);return}let s=a instanceof tt.getEnv().Canvas?a:Ud(a);this._canvases[r]=s,this._inputDimensions[r]=[s.height,s.width,3]})}get imageTensors(){return this._imageTensors}get canvases(){return this._canvases}get isBatchInput(){return this.batchSize>1||this._treatAsBatchInput}get batchSize(){return this._batchSize}get inputDimensions(){return this._inputDimensions}get inputSize(){return this._inputSize}get reshapedInputDimensions(){return yr(this.batchSize,0,1).map((t,n)=>this.getReshapedInputDimensions(n))}getInput(t){return this.canvases[t]||this.imageTensors[t]}getInputDimensions(t){return this._inputDimensions[t]}getInputHeight(t){return this._inputDimensions[t][0]}getInputWidth(t){return this._inputDimensions[t][1]}getReshapedInputDimensions(t){if(typeof this.inputSize!="number")throw new Error("getReshapedInputDimensions - inputSize not set, toBatchTensor has not been called yet");let n=this.getInputWidth(t),a=this.getInputHeight(t);return Nk({width:n,height:a},this.inputSize)}toBatchTensor(t,n=!0){return this._inputSize=t,O(()=>{let a=yr(this.batchSize,0,1).map(s=>{let i=this.getInput(s);if(i instanceof Ce){let o=ka(i)?i:Gt(i);return o=Ak(o,n),(o.shape[1]!==t||o.shape[2]!==t)&&(o=Qn.resizeBilinear(o,[t,t],!1,!1)),o.as3D(t,t,3)}if(i instanceof tt.getEnv().Canvas)return Xo.fromPixels(Vk(i,t,n));throw new 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t=[],{extractMobilenetV1Params:n,extractPredictionLayerParams:a}=wge(e,t),r=e["Output/extra_dim"];if(t.push({originalPath:"Output/extra_dim",paramPath:"output_layer/extra_dim"}),!Wr(r))throw new Error(`expected weightMap['Output/extra_dim'] to be a Tensor3D, instead have ${r}`);let s={mobilenetv1:n(),prediction_layer:a(),output_layer:{extra_dim:r}};return _n(e,t),{params:s,paramMappings:t}}function Oa(e,t,n){return O(()=>{let a=$t(e,t.filters,n,"same");return a=X(a,t.batch_norm_offset),an(a,0,6)})}var kge=.0010000000474974513;function Ige(e,t,n){return O(()=>{let a=As(e,t.filters,n,"same");return a=_s(a,t.batch_norm_mean,t.batch_norm_variance,t.batch_norm_offset,t.batch_norm_scale,kge),an(a,0,6)})}function Sge(e){return[2,4,6,12].some(t=>t===e)?[2,2]:[1,1]}function CD(e,t){return O(()=>{let n,a=Oa(e,t.conv_0,[2,2]);if([t.conv_1,t.conv_2,t.conv_3,t.conv_4,t.conv_5,t.conv_6,t.conv_7,t.conv_8,t.conv_9,t.conv_10,t.conv_11,t.conv_12,t.conv_13].forEach((s,i)=>{let o=i+1,l=Sge(o);a=Ige(a,s.depthwise_conv,l),a=Oa(a,s.pointwise_conv,[1,1]),o===11&&(n=a)}),n===null)throw new Error("mobileNetV1 - output of conv layer 11 is null");return{out:a,conv11:n}})}function Nge(e,t,n){let a=e.arraySync(),r=Math.min(a[t][0],a[t][2]),s=Math.min(a[t][1],a[t][3]),i=Math.max(a[t][0],a[t][2]),o=Math.max(a[t][1],a[t][3]),l=Math.min(a[n][0],a[n][2]),u=Math.min(a[n][1],a[n][3]),p=Math.max(a[n][0],a[n][2]),d=Math.max(a[n][1],a[n][3]),c=(i-r)*(o-s),h=(p-l)*(d-u);if(c<=0||h<=0)return 0;let m=Math.max(r,l),f=Math.max(s,u),g=Math.min(i,p),b=Math.min(o,d),y=Math.max(g-m,0)*Math.max(b-f,0);return y/(c+h-y)}function ED(e,t,n,a,r){let s=e.shape[0],i=Math.min(n,s),o=t.map((p,d)=>({score:p,boxIndex:d})).filter(p=>p.score>r).sort((p,d)=>d.score-p.score),l=p=>p<=a?1:0,u=[];return o.forEach(p=>{if(u.length>=i)return;let d=p.score;for(let c=u.length-1;c>=0;--c){let h=Nge(e,p.boxIndex,u[c]);if(h!==0&&(p.score*=l(h),p.score<=r))break}d===p.score&&u.push(p.boxIndex)}),u}function Tge(e){let t=dt(De(e,[1,0])),n=[pe(t[2],t[0]),pe(t[3],t[1])],a=[X(t[0],he(n[0],2)),X(t[1],he(n[1],2))];return{sizes:n,centers:a}}function Cge(e,t){let{sizes:n,centers:a}=Tge(e),r=dt(De(t,[1,0])),s=he(z(mn(he(r[2],5)),n[0]),2),i=X(z(he(r[0],10),n[0]),a[0]),o=he(z(mn(he(r[3],5)),n[1]),2),l=X(z(he(r[1],10),n[1]),a[1]);return De(Ft([pe(i,s),pe(l,o),X(i,s),X(l,o)]),[1,0])}function _D(e,t,n){return O(()=>{let a=e.shape[0],r=Cge(W(On(n.extra_dim,[a,1,1]),[-1,4]),W(e,[-1,4]));r=W(r,[a,r.shape[0]/a,4]);let s=ma(Ve(t,[0,0,1],[-1,-1,-1])),i=Ve(s,[0,0,0],[-1,-1,1]);i=W(i,[a,i.shape[1]]);let o=dt(r),l=dt(i);return{boxes:o,scores:l}})}function xl(e,t){return O(()=>{let n=e.shape[0],a=W(fl(e,t.box_encoding_predictor),[n,-1,1,4]),r=W(fl(e,t.class_predictor),[n,-1,3]);return{boxPredictionEncoding:a,classPrediction:r}})}function AD(e,t,n){return O(()=>{let a=Oa(e,n.conv_0,[1,1]),r=Oa(a,n.conv_1,[2,2]),s=Oa(r,n.conv_2,[1,1]),i=Oa(s,n.conv_3,[2,2]),o=Oa(i,n.conv_4,[1,1]),l=Oa(o,n.conv_5,[2,2]),u=Oa(l,n.conv_6,[1,1]),p=Oa(u,n.conv_7,[2,2]),d=xl(t,n.box_predictor_0),c=xl(e,n.box_predictor_1),h=xl(r,n.box_predictor_2),m=xl(i,n.box_predictor_3),f=xl(l,n.box_predictor_4),g=xl(p,n.box_predictor_5),b=et([d.boxPredictionEncoding,c.boxPredictionEncoding,h.boxPredictionEncoding,m.boxPredictionEncoding,f.boxPredictionEncoding,g.boxPredictionEncoding],1),y=et([d.classPrediction,c.classPrediction,h.classPrediction,m.classPrediction,f.classPrediction,g.classPrediction],1);return{boxPredictions:b,classPredictions:y}})}var Ia=class{constructor({minConfidence:t,maxResults:n}={}){this._name="SsdMobilenetv1Options";if(this._minConfidence=t||.5,this._maxResults=n||100,typeof this._minConfidence!="number"||this._minConfidence<=0||this._minConfidence>=1)throw new Error(`${this._name} - expected minConfidence to be a number between 0 and 1`);if(typeof this._maxResults!="number")throw new Error(`${this._name} - expected maxResults to be a number`)}get minConfidence(){return this._minConfidence}get maxResults(){return this._maxResults}};var Ws=class extends pn{constructor(){super("SsdMobilenetv1")}forwardInput(t){let{params:n}=this;if(!n)throw new Error("SsdMobilenetv1 - load model before inference");return O(()=>{let a=re(t.toBatchTensor(512,!1),"float32"),r=pe(he(a,127.5),1),s=CD(r,n.mobilenetv1),{boxPredictions:i,classPredictions:o}=AD(s.out,s.conv11,n.prediction_layer);return _D(i,o,n.output_layer)})}async forward(t){return this.forwardInput(await vt(t))}async locateFaces(t,n={}){let{maxResults:a,minConfidence:r}=new Ia(n),s=await vt(t),{boxes:i,scores:o}=this.forwardInput(s),l=i[0],u=o[0];for(let x=1;x{let[v,I]=[Math.max(0,b[x][0]),Math.min(1,b[x][2])].map(_=>_*g),[N,C]=[Math.max(0,b[x][1]),Math.min(1,b[x][3])].map(_=>_*f);return new Tt(p[x],new ll(N,v,C-N,I-v),{height:s.getInputHeight(0),width:s.getInputWidth(0)})});return l.dispose(),u.dispose(),y}getDefaultModelName(){return"ssd_mobilenetv1_model"}extractParamsFromWeightMap(t){return TD(t)}extractParams(t){return ND(t)}};function FD(e){let t=new Ws;return t.extractWeights(e),t}function Ege(e){return FD(e)}var Jk=class extends Ws{};var $D=.4,DD=[new Ue(.738768,.874946),new Ue(2.42204,2.65704),new Ue(4.30971,7.04493),new Ue(10.246,4.59428),new Ue(12.6868,11.8741)],RD=[new Ue(1.603231,2.094468),new Ue(6.041143,7.080126),new Ue(2.882459,3.518061),new Ue(4.266906,5.178857),new Ue(9.041765,10.66308)],MD=[117.001,114.697,97.404],OD="tiny_yolov2_model",PD="tiny_yolov2_separable_conv_model";var Cg=e=>typeof e=="number";function Qk(e){if(!e)throw new Error(`invalid config: ${e}`);if(typeof e.withSeparableConvs!="boolean")throw new Error(`config.withSeparableConvs has to be a boolean, have: ${e.withSeparableConvs}`);if(!Cg(e.iouThreshold)||e.iouThreshold<0||e.iouThreshold>1)throw new Error(`config.iouThreshold has to be a number between [0, 1], have: ${e.iouThreshold}`);if(!Array.isArray(e.classes)||!e.classes.length||!e.classes.every(t=>typeof t=="string"))throw new Error(`config.classes has to be an array class names: string[], have: ${JSON.stringify(e.classes)}`);if(!Array.isArray(e.anchors)||!e.anchors.length||!e.anchors.map(t=>t||{}).every(t=>Cg(t.x)&&Cg(t.y)))throw new Error(`config.anchors has to be an array of { x: number, y: number }, have: ${JSON.stringify(e.anchors)}`);if(e.meanRgb&&(!Array.isArray(e.meanRgb)||e.meanRgb.length!==3||!e.meanRgb.every(Cg)))throw new Error(`config.meanRgb has to be an array of shape [number, number, number], have: ${JSON.stringify(e.meanRgb)}`)}function Vp(e){return O(()=>{let t=z(e,xe(.10000000149011612));return X(Ke(pe(e,t)),t)})}function Ur(e,t){return O(()=>{let n=va(e,[[0,0],[1,1],[1,1],[0,0]]);return n=$t(n,t.conv.filters,[1,1],"valid"),n=pe(n,t.bn.sub),n=z(n,t.bn.truediv),n=X(n,t.conv.bias),Vp(n)})}function Gr(e,t){return O(()=>{let n=va(e,[[0,0],[1,1],[1,1],[0,0]]);return n=Ds(n,t.depthwise_filter,t.pointwise_filter,[1,1],"valid"),n=X(n,t.bias),Vp(n)})}function _ge(e,t){let n=Mp(e,t);function a(i,o){let l=je(e(i)),u=je(e(i));return t.push({paramPath:`${o}/sub`},{paramPath:`${o}/truediv`}),{sub:l,truediv:u}}function r(i,o,l){let u=n(i,o,3,`${l}/conv`),p=a(o,`${l}/bn`);return{conv:u,bn:p}}let s=Op(e,t);return{extractConvParams:n,extractConvWithBatchNormParams:r,extractSeparableConvParams:s}}function LD(e,t,n,a){let{extractWeights:r,getRemainingWeights:s}=An(e),i=[],{extractConvParams:o,extractConvWithBatchNormParams:l,extractSeparableConvParams:u}=_ge(r,i),p;if(t.withSeparableConvs){let[d,c,h,m,f,g,b,y,x]=a,v=t.isFirstLayerConv2d?o(d,c,3,"conv0"):u(d,c,"conv0"),I=u(c,h,"conv1"),N=u(h,m,"conv2"),C=u(m,f,"conv3"),_=u(f,g,"conv4"),F=u(g,b,"conv5"),D=y?u(b,y,"conv6"):void 0,$=x?u(y,x,"conv7"):void 0,S=o(x||y||b,5*n,1,"conv8");p={conv0:v,conv1:I,conv2:N,conv3:C,conv4:_,conv5:F,conv6:D,conv7:$,conv8:S}}else{let[d,c,h,m,f,g,b,y,x]=a,v=l(d,c,"conv0"),I=l(c,h,"conv1"),N=l(h,m,"conv2"),C=l(m,f,"conv3"),_=l(f,g,"conv4"),F=l(g,b,"conv5"),D=l(b,y,"conv6"),$=l(y,x,"conv7"),S=o(x,5*n,1,"conv8");p={conv0:v,conv1:I,conv2:N,conv3:C,conv4:_,conv5:F,conv6:D,conv7:$,conv8:S}}if(s().length!==0)throw new Error(`weights remaing after extract: ${s().length}`);return{params:p,paramMappings:i}}function Age(e,t){let n=ia(e,t);function a(o){let l=n(`${o}/sub`,1),u=n(`${o}/truediv`,1);return{sub:l,truediv:u}}function r(o){let l=n(`${o}/filters`,4),u=n(`${o}/bias`,1);return{filters:l,bias:u}}function s(o){let l=r(`${o}/conv`),u=a(`${o}/bn`);return{conv:l,bn:u}}let i=Pp(n);return{extractConvParams:r,extractConvWithBatchNormParams:s,extractSeparableConvParams:i}}function zD(e,t){let n=[],{extractConvParams:a,extractConvWithBatchNormParams:r,extractSeparableConvParams:s}=Age(e,n),i;if(t.withSeparableConvs){let o=t.filterSizes&&t.filterSizes.length||9;i={conv0:t.isFirstLayerConv2d?a("conv0"):s("conv0"),conv1:s("conv1"),conv2:s("conv2"),conv3:s("conv3"),conv4:s("conv4"),conv5:s("conv5"),conv6:o>7?s("conv6"):void 0,conv7:o>8?s("conv7"):void 0,conv8:a("conv8")}}else i={conv0:r("conv0"),conv1:r("conv1"),conv2:r("conv2"),conv3:r("conv3"),conv4:r("conv4"),conv5:r("conv5"),conv6:r("conv6"),conv7:r("conv7"),conv8:a("conv8")};return _n(e,n),{params:i,paramMappings:n}}var Ja=class{constructor({inputSize:t,scoreThreshold:n}={}){this._name="TinyYolov2Options";if(this._inputSize=t||416,this._scoreThreshold=n||.5,typeof this._inputSize!="number"||this._inputSize%32!==0)throw new Error(`${this._name} - expected inputSize to be a number divisible by 32`);if(typeof this._scoreThreshold!="number"||this._scoreThreshold<=0||this._scoreThreshold>=1)throw new Error(`${this._name} - expected scoreThreshold to be a number between 0 and 1`)}get inputSize(){return this._inputSize}get scoreThreshold(){return this._scoreThreshold}};var Eg=class Eg extends pn{constructor(t){super("TinyYolov2"),Qk(t),this._config=t}get config(){return this._config}get withClassScores(){return this.config.withClassScores||this.config.classes.length>1}get boxEncodingSize(){return 5+(this.withClassScores?this.config.classes.length:0)}runTinyYolov2(t,n){let a=Ur(t,n.conv0);return a=Dt(a,[2,2],[2,2],"same"),a=Ur(a,n.conv1),a=Dt(a,[2,2],[2,2],"same"),a=Ur(a,n.conv2),a=Dt(a,[2,2],[2,2],"same"),a=Ur(a,n.conv3),a=Dt(a,[2,2],[2,2],"same"),a=Ur(a,n.conv4),a=Dt(a,[2,2],[2,2],"same"),a=Ur(a,n.conv5),a=Dt(a,[2,2],[1,1],"same"),a=Ur(a,n.conv6),a=Ur(a,n.conv7),fl(a,n.conv8,"valid",!1)}runMobilenet(t,n){let a=this.config.isFirstLayerConv2d?Vp(fl(t,n.conv0,"valid",!1)):Gr(t,n.conv0);return a=Dt(a,[2,2],[2,2],"same"),a=Gr(a,n.conv1),a=Dt(a,[2,2],[2,2],"same"),a=Gr(a,n.conv2),a=Dt(a,[2,2],[2,2],"same"),a=Gr(a,n.conv3),a=Dt(a,[2,2],[2,2],"same"),a=Gr(a,n.conv4),a=Dt(a,[2,2],[2,2],"same"),a=Gr(a,n.conv5),a=Dt(a,[2,2],[1,1],"same"),a=n.conv6?Gr(a,n.conv6):a,a=n.conv7?Gr(a,n.conv7):a,fl(a,n.conv8,"valid",!1)}forwardInput(t,n){let{params:a}=this;if(!a)throw new Error("TinyYolov2 - load model before inference");return O(()=>{let r=re(t.toBatchTensor(n,!1),"float32");return r=this.config.meanRgb?Ya(r,this.config.meanRgb):r,r=r.div(255),this.config.withSeparableConvs?this.runMobilenet(r,a):this.runTinyYolov2(r,a)})}async forward(t,n){return this.forwardInput(await vt(t),n)}async detect(t,n={}){let{inputSize:a,scoreThreshold:r}=new Ja(n),s=await vt(t),i=await this.forwardInput(s,a),o=O(()=>dt(i)[0].expandDims()),l={width:s.getInputWidth(0),height:s.getInputHeight(0)},u=await this.extractBoxes(o,s.getReshapedInputDimensions(0),r);i.dispose(),o.dispose();let p=u.map(g=>g.box),d=u.map(g=>g.score),c=u.map(g=>g.classScore),h=u.map(g=>this.config.classes[g.label]);return _k(p.map(g=>g.rescale(a)),d,this.config.iouThreshold,!0).map(g=>new ol(d[g],c[g],h[g],p[g],l))}getDefaultModelName(){return""}extractParamsFromWeightMap(t){return zD(t,this.config)}extractParams(t){let n=this.config.filterSizes||Eg.DEFAULT_FILTER_SIZES,a=n?n.length:void 0;if(a!==7&&a!==8&&a!==9)throw new Error(`TinyYolov2 - expected 7 | 8 | 9 convolutional filters, but found ${a} filterSizes in config`);return LD(t,this.config,this.boxEncodingSize,n)}async extractBoxes(t,n,a){let{width:r,height:s}=n,i=Math.max(r,s),o=i/r,l=i/s,u=t.shape[1],p=this.config.anchors.length,[d,c,h]=O(()=>{let b=t.reshape([u,u,p,this.boxEncodingSize]),y=b.slice([0,0,0,0],[u,u,p,4]),x=b.slice([0,0,0,4],[u,u,p,1]),v=this.withClassScores?qa(b.slice([0,0,0,5],[u,u,p,this.config.classes.length]),3):xe(0);return[y,x,v]}),m=[],f=await c.array(),g=await d.array();for(let b=0;ba){let I=(y+zd(g[b][y][x][0]))/u*o,N=(b+zd(g[b][y][x][1]))/u*l,C=Math.exp(g[b][y][x][2])*this.config.anchors[x].x/u*o,_=Math.exp(g[b][y][x][3])*this.config.anchors[x].y/u*l,F=I-C/2,D=N-_/2,$={row:b,col:y,anchor:x},{classScore:S,label:M}=this.withClassScores?await this.extractPredictedClass(h,$):{classScore:1,label:0};m.push({box:new il(F,D,F+C,D+_),score:v,classScore:v*S,label:M,...$})}}return d.dispose(),c.dispose(),h.dispose(),m}async extractPredictedClass(t,n){let{row:a,col:r,anchor:s}=n,i=await t.array();return Array(this.config.classes.length).fill(0).map((o,l)=>i[a][r][s][l]).map((o,l)=>({classScore:o,label:l})).reduce((o,l)=>o.classScore>l.classScore?o:l)}};Eg.DEFAULT_FILTER_SIZES=[3,16,32,64,128,256,512,1024,1024];var Up=Eg;var vl=class extends Up{constructor(t=!0){let n={withSeparableConvs:t,iouThreshold:$D,classes:["face"],...t?{anchors:RD,meanRgb:MD}:{anchors:DD,withClassScores:!0}};super(n)}get withSeparableConvs(){return this.config.withSeparableConvs}get anchors(){return this.config.anchors}async locateFaces(t,n){return(await this.detect(t,n)).map(r=>new Tt(r.score,r.relativeBox,{width:r.imageWidth,height:r.imageHeight}))}getDefaultModelName(){return this.withSeparableConvs?PD:OD}extractParamsFromWeightMap(t){return super.extractParamsFromWeightMap(t)}};function Fge(e,t=!0){let n=new vl(t);return n.extractWeights(e),n}var Zd=class extends Ja{constructor(){super(...arguments);this._name="TinyFaceDetectorOptions"}};var Sa=class{async then(t){return t(await this.run())}async run(){throw new Error("ComposableTask - run is not implemented")}};async function wl(e,t,n,a,r=({alignedRect:s})=>s){let s=e.map(l=>gl(l)?r(l):l.detection),i=a||(t instanceof Ce?await Rp(t,s):await Dp(t,s)),o=await n(i);return i.forEach(l=>l instanceof Ce&&l.dispose()),o}async function Gp(e,t,n,a,r){return wl([e],t,async s=>n(s[0]),a,r)}var WD=.4,BD=[new Ue(1.603231,2.094468),new Ue(6.041143,7.080126),new Ue(2.882459,3.518061),new Ue(4.266906,5.178857),new Ue(9.041765,10.66308)],VD=[117.001,114.697,97.404];var kl=class extends Up{constructor(){let t={withSeparableConvs:!0,iouThreshold:WD,classes:["face"],anchors:BD,meanRgb:VD,isFirstLayerConv2d:!0,filterSizes:[3,16,32,64,128,256,512]};super(t)}get anchors(){return this.config.anchors}async locateFaces(t,n){return(await this.detect(t,n)).map(r=>new Tt(r.score,r.relativeBox,{width:r.imageWidth,height:r.imageHeight}))}getDefaultModelName(){return"tiny_face_detector_model"}extractParamsFromWeightMap(t){return super.extractParamsFromWeightMap(t)}};var nt={ssdMobilenetv1:new Ws,tinyFaceDetector:new kl,tinyYolov2:new vl,faceLandmark68Net:new bl,faceLandmark68TinyNet:new Xd,faceRecognitionNet:new yl,faceExpressionNet:new qd,ageGenderNet:new Kd},UD=(e,t)=>nt.ssdMobilenetv1.locateFaces(e,t),$ge=(e,t)=>nt.tinyFaceDetector.locateFaces(e,t),Dge=(e,t)=>nt.tinyYolov2.locateFaces(e,t),GD=e=>nt.faceLandmark68Net.detectLandmarks(e),Rge=e=>nt.faceLandmark68TinyNet.detectLandmarks(e),Mge=e=>nt.faceRecognitionNet.computeFaceDescriptor(e),Oge=e=>nt.faceExpressionNet.predictExpressions(e),Pge=e=>nt.ageGenderNet.predictAgeAndGender(e),HD=e=>nt.ssdMobilenetv1.load(e),Lge=e=>nt.tinyFaceDetector.load(e),zge=e=>nt.tinyYolov2.load(e),Wge=e=>nt.faceLandmark68Net.load(e),Bge=e=>nt.faceLandmark68TinyNet.load(e),Vge=e=>nt.faceRecognitionNet.load(e),Uge=e=>nt.faceExpressionNet.load(e),Gge=e=>nt.ageGenderNet.load(e),Hge=HD,jge=UD,qge=GD;var _g=class extends Sa{constructor(n,a,r){super();this.parentTask=n;this.input=a;this.extractedFaces=r}},Il=class extends _g{async run(){let t=await this.parentTask,n=await wl(t,this.input,async a=>Promise.all(a.map(r=>nt.faceExpressionNet.predictExpressions(r))),this.extractedFaces);return t.map((a,r)=>bg(a,n[r]))}withAgeAndGender(){return new Nl(this,this.input)}},Sl=class extends _g{async run(){let t=await this.parentTask;if(!t)return;let n=await Gp(t,this.input,a=>nt.faceExpressionNet.predictExpressions(a),this.extractedFaces);return bg(t,n)}withAgeAndGender(){return new Tl(this,this.input)}},Bs=class extends Il{withAgeAndGender(){return new Us(this,this.input)}withFaceDescriptors(){return new Hr(this,this.input)}},Vs=class extends Sl{withAgeAndGender(){return new Gs(this,this.input)}withFaceDescriptor(){return new jr(this,this.input)}};var Ag=class extends Sa{constructor(n,a,r){super();this.parentTask=n;this.input=a;this.extractedFaces=r}},Nl=class extends Ag{async run(){let t=await this.parentTask,n=await wl(t,this.input,async a=>Promise.all(a.map(r=>nt.ageGenderNet.predictAgeAndGender(r))),this.extractedFaces);return t.map((a,r)=>{let{age:s,gender:i,genderProbability:o}=n[r];return Ng(Tg(a,i,o),s)})}withFaceExpressions(){return new Il(this,this.input)}},Tl=class 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t=await this.parentTask;if(!t)return;let{detection:n}=t,a=this.input instanceof Ce?await Rp(this.input,[n]):await Dp(this.input,[n]),r=await this.landmarkNet.detectLandmarks(a[0]);return a.forEach(s=>s instanceof Ce&&s.dispose()),Wp(t,r)}withFaceExpressions(){return new Vs(this,this.input)}withAgeAndGender(){return new Gs(this,this.input)}withFaceDescriptor(){return new jr(this,this.input)}};var nh=class extends Sa{constructor(n,a=new Ia){super();this.input=n;this.options=a}},Hp=class extends nh{async run(){let{input:t,options:n}=this,a;if(n instanceof Zd)a=nt.tinyFaceDetector.locateFaces(t,n);else if(n instanceof Ia)a=nt.ssdMobilenetv1.locateFaces(t,n);else if(n instanceof Ja)a=nt.tinyYolov2.locateFaces(t,n);else throw new Error("detectFaces - expected options to be instance of TinyFaceDetectorOptions | SsdMobilenetv1Options | TinyYolov2Options");return a}runAndExtendWithFaceDetections(){return new Promise((t,n)=>{this.run().then(a=>t(a.map(r=>pl({},r)))).catch(a=>n(a))})}withFaceLandmarks(t=!1){return new eh(this.runAndExtendWithFaceDetections(),this.input,t)}withFaceExpressions(){return new Il(this.runAndExtendWithFaceDetections(),this.input)}withAgeAndGender(){return new Nl(this.runAndExtendWithFaceDetections(),this.input)}},ah=class extends nh{async run(){let t=await new Hp(this.input,this.options),n=t[0];return t.forEach(a=>{a.score>n.score&&(n=a)}),n}runAndExtendWithFaceDetection(){return new Promise(async t=>{let n=await this.run();t(n?pl({},n):void 0)})}withFaceLandmarks(t=!1){return new th(this.runAndExtendWithFaceDetection(),this.input,t)}withFaceExpressions(){return new Sl(this.runAndExtendWithFaceDetection(),this.input)}withAgeAndGender(){return new Tl(this.runAndExtendWithFaceDetection(),this.input)}};function Kge(e,t=new Ia){return new ah(e,t)}function Fg(e,t=new Ia){return new Hp(e,t)}async function jD(e,t){return Fg(e,new Ia(t?{minConfidence:t}:{})).withFaceLandmarks().withFaceDescriptors()}async function Xge(e,t={}){return Fg(e,new Ja(t)).withFaceLandmarks().withFaceDescriptors()}var Yge=jD;function eI(e,t){if(e.length!==t.length)throw new Error("euclideanDistance: arr1.length !== arr2.length");let n=Array.from(e),a=Array.from(t);return Math.sqrt(n.map((r,s)=>r-a[s]).reduce((r,s)=>r+s*s,0))}var tI=class e{constructor(t,n=.6){this._distanceThreshold=n;let a=Array.isArray(t)?t:[t];if(!a.length)throw new Error("FaceRecognizer.constructor - expected atleast one input");let r=1,s=()=>`person ${r++}`;this._labeledDescriptors=a.map(i=>{if(i instanceof zs)return i;if(i instanceof Float32Array)return new zs(s(),[i]);if(i.descriptor&&i.descriptor instanceof Float32Array)return new zs(s(),[i.descriptor]);throw new Error("FaceRecognizer.constructor - expected inputs to be of type LabeledFaceDescriptors | WithFaceDescriptor | Float32Array | Array | Float32Array>")})}get labeledDescriptors(){return this._labeledDescriptors}get distanceThreshold(){return this._distanceThreshold}computeMeanDistance(t,n){return n.map(a=>eI(a,t)).reduce((a,r)=>a+r,0)/(n.length||1)}matchDescriptor(t){return this.labeledDescriptors.map(({descriptors:n,label:a})=>new Ap(a,this.computeMeanDistance(t,n))).reduce((n,a)=>n.distancet.toJSON())}}static fromJSON(t){let n=t.labeledDescriptors.map(a=>zs.fromJSON(a));return new e(n,t.distanceThreshold)}};function Zge(e){let t=new kl;return t.extractWeights(e),t}function qD(e,t){let{width:n,height:a}=new Un(t.width,t.height);if(n<=0||a<=0)throw new Error(`resizeResults - invalid dimensions: ${JSON.stringify({width:n,height:a})}`);if(Array.isArray(e))return e.map(r=>qD(r,{width:n,height:a}));if(gl(e)){let r=e.detection.forSize(n,a),s=e.unshiftedLandmarks.forSize(r.box.width,r.box.height);return Wp(pl(e,r),s)}return xr(e)?pl(e,e.detection.forSize(n,a)):e instanceof sa||e instanceof Tt?e.forSize(n,a):e}var Jge=hD;return $R(Qge);})(); diff --git a/scripts/vendor/face_expression_model-shard1 b/scripts/vendor/face_expression_model-shard1 new file mode 100644 index 0000000..619cdf6 Binary files /dev/null and b/scripts/vendor/face_expression_model-shard1 differ diff --git a/scripts/vendor/face_expression_model-weights_manifest.json b/scripts/vendor/face_expression_model-weights_manifest.json new file mode 100644 index 0000000..7b74b5a --- /dev/null +++ b/scripts/vendor/face_expression_model-weights_manifest.json @@ -0,0 +1 @@ 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t.g.find((t=>"undefined"!=typeof WebGLTexture&&t instanceof WebGLTexture));default:throw Error(`Type is not supported: ${e}`)}}function qa(t){var e=Ya(t,0);if(!e){e=Ja(t);const n=Za(t),r=new Uint8Array(t.width*t.height*4);Ta(n,e,$a(t)),e.readPixels(0,0,t.width,t.height,e.RGBA,e.UNSIGNED_BYTE,r),Aa(n),e=new ImageData(new Uint8ClampedArray(r.buffer),t.width,t.height),t.g.push(e)}return e}function $a(t){let e=Ya(t,2);if(!e){const n=Ja(t);e=Qa(t);const r=Ya(t,1)||qa(t);n.texImage2D(n.TEXTURE_2D,0,n.RGBA,n.RGBA,n.UNSIGNED_BYTE,r),tc(t)}return e}function Ja(t){if(!t.canvas)throw Error("Conversion to different image formats require that a canvas is passed when initializing the image.");return t.h||(t.h=ga(t.canvas.getContext("webgl2"),"You cannot use a canvas that is already bound to a different type of rendering context.")),t.h}function Za(t){return t.l||(t.l=new ba),t.l}function Qa(t){const e=Ja(t);e.viewport(0,0,t.width,t.height),e.activeTexture(e.TEXTURE0);let n=Ya(t,2);return 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Error("Unable to allocate new unsigned int vector on heap.");for(const e of t)this.i._addUintVectorEntry(n,e);this.i._addUintVectorToInputSidePacket(n,e)}))}addStringVectorToInputSidePacket(t,e){na(this,e,(e=>{const n=this.i._allocateStringVector(t.length);if(!n)throw Error("Unable to allocate new string vector on heap.");for(const e of 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to use attachAudioListener without support for output audio. 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t)t=ys(e),this.j.faceBlendshapes.push(jo(t.g()??[]));ua(this,e)})),this.g.attachEmptyPacketListener("blendshapes",(t=>{ua(this,t)}))),this.outputFacialTransformationMatrixes&&(us(t,"face_geometry"),rs(n,"FACE_GEOMETRY:face_geometry"),this.g.attachProtoVectorListener("face_geometry",((t,e)=>{if(this.outputFacialTransformationMatrixes)for(const e of t)(t=yn(t=qs(e),Ss,2))&&this.j.facialTransformationMatrixes.push({rows:kn(t,1)??0??0,columns:kn(t,2)??0??0,data:en(t,3,$t,tn()).slice()??[]});ua(this,e)})),this.g.attachEmptyPacketListener("face_geometry",(t=>{ua(this,t)}))),t=t.g(),this.setGraph(new Uint8Array(t),!0)}};Sc.prototype.detectForVideo=Sc.prototype.G,Sc.prototype.detect=Sc.prototype.F,Sc.prototype.setOptions=Sc.prototype.o,Sc.createFromModelPath=function(t,e){return cc(Sc,t,{baseOptions:{modelAssetPath:e}})},Sc.createFromModelBuffer=function(t,e){return cc(Sc,t,{baseOptions:{modelAssetBuffer:e}})},Sc.createFromOptions=function(t,e){return cc(Sc,t,e)},Sc.FACE_LANDMARKS_LIPS=gc,Sc.FACE_LANDMARKS_LEFT_EYE=mc,Sc.FACE_LANDMARKS_LEFT_EYEBROW=yc,Sc.FACE_LANDMARKS_LEFT_IRIS=_c,Sc.FACE_LANDMARKS_RIGHT_EYE=vc,Sc.FACE_LANDMARKS_RIGHT_EYEBROW=Ec,Sc.FACE_LANDMARKS_RIGHT_IRIS=wc,Sc.FACE_LANDMARKS_FACE_OVAL=Tc,Sc.FACE_LANDMARKS_CONTOURS=Ac,Sc.FACE_LANDMARKS_TESSELATION=bc;var xc=ic([0,1],[1,2],[2,3],[3,4],[0,5],[5,6],[6,7],[7,8],[5,9],[9,10],[10,11],[11,12],[9,13],[13,14],[14,15],[15,16],[13,17],[0,17],[17,18],[18,19],[19,20]);function Lc(t){t.gestures=[],t.landmarks=[],t.worldLandmarks=[],t.handedness=[]}function Rc(t){return 0===t.gestures.length?{gestures:[],landmarks:[],worldLandmarks:[],handedness:[],handednesses:[]}:{gestures:t.gestures,landmarks:t.landmarks,worldLandmarks:t.worldLandmarks,handedness:t.handedness,handednesses:t.handedness}}function Ic(t,e=!0){const n=[];for(const i of t){var r=ys(i);t=[];for(const n of r.g())r=e&&null!=kn(n,1)?kn(n,1)??0:-1,t.push({score:Sn(n,2)??0,index:r,categoryName:le($e(n,3))??""??"",displayName:le($e(n,4))??""??""});n.push(t)}return n}var Fc=class extends dc{constructor(t,e){super(new ac(t,e),"image_in","norm_rect",!1),this.gestures=[],this.landmarks=[],this.worldLandmarks=[],this.handedness=[],wn(t=this.j=new oo,0,1,e=new Xs),this.u=new so,wn(this.j,0,2,this.u),this.D=new io,wn(this.u,0,3,this.D),this.A=new ro,wn(this.u,0,2,this.A),this.h=new no,wn(this.j,0,3,this.h),Ln(this.A,2,.5),Ln(this.u,4,.5),Ln(this.D,2,.5)}get baseOptions(){return yn(this.j,Xs,1)}set baseOptions(t){wn(this.j,0,1,t)}o(t){if(xn(this.A,3,t.numHands??1),"minHandDetectionConfidence"in t&&Ln(this.A,2,t.minHandDetectionConfidence??.5),"minTrackingConfidence"in t&&Ln(this.u,4,t.minTrackingConfidence??.5),"minHandPresenceConfidence"in t&&Ln(this.D,2,t.minHandPresenceConfidence??.5),t.cannedGesturesClassifierOptions){var e=new to,n=e,r=Bo(t.cannedGesturesClassifierOptions,yn(this.h,to,3)?.l());wn(n,0,2,r),wn(this.h,0,3,e)}else void 0===t.cannedGesturesClassifierOptions&&yn(this.h,to,3)?.g();return t.customGesturesClassifierOptions?(wn(n=e=new to,0,2,r=Bo(t.customGesturesClassifierOptions,yn(this.h,to,4)?.l())),wn(this.h,0,4,e)):void 0===t.customGesturesClassifierOptions&&yn(this.h,to,4)?.g(),this.l(t)}Ha(t,e){return Lc(this),uc(this,t,e),Rc(this)}Ia(t,e,n){return Lc(this),lc(this,t,n,e),Rc(this)}m(){var t=new ls;hs(t,"image_in"),hs(t,"norm_rect"),us(t,"hand_gestures"),us(t,"hand_landmarks"),us(t,"world_hand_landmarks"),us(t,"handedness");const e=new Qi;xr(e,lo,this.j);const n=new is;Rn(n,2,"mediapipe.tasks.vision.gesture_recognizer.GestureRecognizerGraph"),ns(n,"IMAGE:image_in"),ns(n,"NORM_RECT:norm_rect"),rs(n,"HAND_GESTURES:hand_gestures"),rs(n,"LANDMARKS:hand_landmarks"),rs(n,"WORLD_LANDMARKS:world_hand_landmarks"),rs(n,"HANDEDNESS:handedness"),n.o(e),cs(t,n),this.g.attachProtoVectorListener("hand_landmarks",((t,e)=>{for(const e of t){t=ks(e);const n=[];for(const e of vn(t,bs,1))n.push({x:Sn(e,1)??0,y:Sn(e,2)??0,z:Sn(e,3)??0,visibility:Sn(e,4)??0});this.landmarks.push(n)}ua(this,e)})),this.g.attachEmptyPacketListener("hand_landmarks",(t=>{ua(this,t)})),this.g.attachProtoVectorListener("world_hand_landmarks",((t,e)=>{for(const e of t){t=As(e);const n=[];for(const e of vn(t,Ts,1))n.push({x:Sn(e,1)??0,y:Sn(e,2)??0,z:Sn(e,3)??0,visibility:Sn(e,4)??0});this.worldLandmarks.push(n)}ua(this,e)})),this.g.attachEmptyPacketListener("world_hand_landmarks",(t=>{ua(this,t)})),this.g.attachProtoVectorListener("hand_gestures",((t,e)=>{this.gestures.push(...Ic(t,!1)),ua(this,e)})),this.g.attachEmptyPacketListener("hand_gestures",(t=>{ua(this,t)})),this.g.attachProtoVectorListener("handedness",((t,e)=>{this.handedness.push(...Ic(t)),ua(this,e)})),this.g.attachEmptyPacketListener("handedness",(t=>{ua(this,t)})),t=t.g(),this.setGraph(new Uint8Array(t),!0)}};function Mc(t){return{landmarks:t.landmarks,worldLandmarks:t.worldLandmarks,handednesses:t.handedness,handedness:t.handedness}}Fc.prototype.recognizeForVideo=Fc.prototype.Ia,Fc.prototype.recognize=Fc.prototype.Ha,Fc.prototype.setOptions=Fc.prototype.o,Fc.createFromModelPath=function(t,e){return cc(Fc,t,{baseOptions:{modelAssetPath:e}})},Fc.createFromModelBuffer=function(t,e){return cc(Fc,t,{baseOptions:{modelAssetBuffer:e}})},Fc.createFromOptions=function(t,e){return cc(Fc,t,e)},Fc.HAND_CONNECTIONS=xc;var Pc=class extends dc{constructor(t,e){super(new ac(t,e),"image_in","norm_rect",!1),this.landmarks=[],this.worldLandmarks=[],this.handedness=[],wn(t=this.h=new so,0,1,e=new Xs),this.u=new io,wn(this.h,0,3,this.u),this.j=new ro,wn(this.h,0,2,this.j),xn(this.j,3,1),Ln(this.j,2,.5),Ln(this.u,2,.5),Ln(this.h,4,.5)}get baseOptions(){return yn(this.h,Xs,1)}set baseOptions(t){wn(this.h,0,1,t)}o(t){return"numHands"in t&&xn(this.j,3,t.numHands??1),"minHandDetectionConfidence"in t&&Ln(this.j,2,t.minHandDetectionConfidence??.5),"minTrackingConfidence"in t&&Ln(this.h,4,t.minTrackingConfidence??.5),"minHandPresenceConfidence"in t&&Ln(this.u,2,t.minHandPresenceConfidence??.5),this.l(t)}F(t,e){return this.landmarks=[],this.worldLandmarks=[],this.handedness=[],uc(this,t,e),Mc(this)}G(t,e,n){return this.landmarks=[],this.worldLandmarks=[],this.handedness=[],lc(this,t,n,e),Mc(this)}m(){var t=new ls;hs(t,"image_in"),hs(t,"norm_rect"),us(t,"hand_landmarks"),us(t,"world_hand_landmarks"),us(t,"handedness");const e=new Qi;xr(e,fo,this.h);const n=new is;Rn(n,2,"mediapipe.tasks.vision.hand_landmarker.HandLandmarkerGraph"),ns(n,"IMAGE:image_in"),ns(n,"NORM_RECT:norm_rect"),rs(n,"LANDMARKS:hand_landmarks"),rs(n,"WORLD_LANDMARKS:world_hand_landmarks"),rs(n,"HANDEDNESS:handedness"),n.o(e),cs(t,n),this.g.attachProtoVectorListener("hand_landmarks",((t,e)=>{for(const e of t)t=ks(e),this.landmarks.push(Ho(t));ua(this,e)})),this.g.attachEmptyPacketListener("hand_landmarks",(t=>{ua(this,t)})),this.g.attachProtoVectorListener("world_hand_landmarks",((t,e)=>{for(const e of t)t=As(e),this.worldLandmarks.push(Wo(t));ua(this,e)})),this.g.attachEmptyPacketListener("world_hand_landmarks",(t=>{ua(this,t)})),this.g.attachProtoVectorListener("handedness",((t,e)=>{var n=this.handedness,r=n.push;const i=[];for(const e of t){t=ys(e);const n=[];for(const e of t.g())n.push({score:Sn(e,2)??0,index:kn(e,1)??0??-1,categoryName:le($e(e,3))??""??"",displayName:le($e(e,4))??""??""});i.push(n)}r.call(n,...i),ua(this,e)})),this.g.attachEmptyPacketListener("handedness",(t=>{ua(this,t)})),t=t.g(),this.setGraph(new Uint8Array(t),!0)}};Pc.prototype.detectForVideo=Pc.prototype.G,Pc.prototype.detect=Pc.prototype.F,Pc.prototype.setOptions=Pc.prototype.o,Pc.createFromModelPath=function(t,e){return cc(Pc,t,{baseOptions:{modelAssetPath:e}})},Pc.createFromModelBuffer=function(t,e){return cc(Pc,t,{baseOptions:{modelAssetBuffer:e}})},Pc.createFromOptions=function(t,e){return cc(Pc,t,e)},Pc.HAND_CONNECTIONS=xc;var Cc=ic([0,1],[1,2],[2,3],[3,7],[0,4],[4,5],[5,6],[6,8],[9,10],[11,12],[11,13],[13,15],[15,17],[15,19],[15,21],[17,19],[12,14],[14,16],[16,18],[16,20],[16,22],[18,20],[11,23],[12,24],[23,24],[23,25],[24,26],[25,27],[26,28],[27,29],[28,30],[29,31],[30,32],[27,31],[28,32]);function Oc(t){t.h={faceLandmarks:[],faceBlendshapes:[],poseLandmarks:[],poseWorldLandmarks:[],poseSegmentationMasks:[],leftHandLandmarks:[],leftHandWorldLandmarks:[],rightHandLandmarks:[],rightHandWorldLandmarks:[]}}function Nc(t){try{if(!t.D)return t.h;t.D(t.h)}finally{da(t)}}function Uc(t,e){t=ks(t),e.push(Ho(t))}var Dc=class extends dc{constructor(t,e){super(new ac(t,e),"input_frames_image",null,!1),this.h={faceLandmarks:[],faceBlendshapes:[],poseLandmarks:[],poseWorldLandmarks:[],poseSegmentationMasks:[],leftHandLandmarks:[],leftHandWorldLandmarks:[],rightHandLandmarks:[],rightHandWorldLandmarks:[]},this.outputPoseSegmentationMasks=this.outputFaceBlendshapes=!1,wn(t=this.j=new yo,0,1,e=new Xs),this.I=new io,wn(this.j,0,2,this.I),this.W=new po,wn(this.j,0,3,this.W),this.u=new zs,wn(this.j,0,4,this.u),this.O=new $s,wn(this.j,0,5,this.O),this.A=new go,wn(this.j,0,6,this.A),this.M=new mo,wn(this.j,0,7,this.M),Ln(this.u,2,.5),Ln(this.u,3,.3),Ln(this.O,2,.5),Ln(this.A,2,.5),Ln(this.A,3,.3),Ln(this.M,2,.5),Ln(this.I,2,.5)}get baseOptions(){return yn(this.j,Xs,1)}set baseOptions(t){wn(this.j,0,1,t)}o(t){return"minFaceDetectionConfidence"in t&&Ln(this.u,2,t.minFaceDetectionConfidence??.5),"minFaceSuppressionThreshold"in t&&Ln(this.u,3,t.minFaceSuppressionThreshold??.3),"minFacePresenceConfidence"in t&&Ln(this.O,2,t.minFacePresenceConfidence??.5),"outputFaceBlendshapes"in t&&(this.outputFaceBlendshapes=!!t.outputFaceBlendshapes),"minPoseDetectionConfidence"in t&&Ln(this.A,2,t.minPoseDetectionConfidence??.5),"minPoseSuppressionThreshold"in t&&Ln(this.A,3,t.minPoseSuppressionThreshold??.3),"minPosePresenceConfidence"in t&&Ln(this.M,2,t.minPosePresenceConfidence??.5),"outputPoseSegmentationMasks"in t&&(this.outputPoseSegmentationMasks=!!t.outputPoseSegmentationMasks),"minHandLandmarksConfidence"in t&&Ln(this.I,2,t.minHandLandmarksConfidence??.5),this.l(t)}F(t,e,n){const r="function"!=typeof e?e:{};return this.D="function"==typeof e?e:n,Oc(this),uc(this,t,r),Nc(this)}G(t,e,n,r){const i="function"!=typeof n?n:{};return this.D="function"==typeof n?n:r,Oc(this),lc(this,t,i,e),Nc(this)}m(){var t=new ls;hs(t,"input_frames_image"),us(t,"pose_landmarks"),us(t,"pose_world_landmarks"),us(t,"face_landmarks"),us(t,"left_hand_landmarks"),us(t,"left_hand_world_landmarks"),us(t,"right_hand_landmarks"),us(t,"right_hand_world_landmarks");const e=new Qi,n=new Bi;Rn(n,1,"type.googleapis.com/mediapipe.tasks.vision.holistic_landmarker.proto.HolisticLandmarkerGraphOptions"),function(t,e){if(null!=e)if(Array.isArray(e))Ze(t,2,Ie(e,0,Me));else{if(!("string"==typeof e||e instanceof F||x(e)))throw Error("invalid value in Any.value field: "+e+" expected a ByteString, a base64 encoded string, a Uint8Array or a jspb array");hn(t,2,ht(e,!1),R())}}(n,this.j.g());const r=new is;Rn(r,2,"mediapipe.tasks.vision.holistic_landmarker.HolisticLandmarkerGraph"),bn(r,8,Bi,n),ns(r,"IMAGE:input_frames_image"),rs(r,"POSE_LANDMARKS:pose_landmarks"),rs(r,"POSE_WORLD_LANDMARKS:pose_world_landmarks"),rs(r,"FACE_LANDMARKS:face_landmarks"),rs(r,"LEFT_HAND_LANDMARKS:left_hand_landmarks"),rs(r,"LEFT_HAND_WORLD_LANDMARKS:left_hand_world_landmarks"),rs(r,"RIGHT_HAND_LANDMARKS:right_hand_landmarks"),rs(r,"RIGHT_HAND_WORLD_LANDMARKS:right_hand_world_landmarks"),r.o(e),cs(t,r),la(this,t),this.g.attachProtoListener("pose_landmarks",((t,e)=>{Uc(t,this.h.poseLandmarks),ua(this,e)})),this.g.attachEmptyPacketListener("pose_landmarks",(t=>{ua(this,t)})),this.g.attachProtoListener("pose_world_landmarks",((t,e)=>{var n=this.h.poseWorldLandmarks;t=As(t),n.push(Wo(t)),ua(this,e)})),this.g.attachEmptyPacketListener("pose_world_landmarks",(t=>{ua(this,t)})),this.outputPoseSegmentationMasks&&(rs(r,"POSE_SEGMENTATION_MASK:pose_segmentation_mask"),fa(this,"pose_segmentation_mask"),this.g.Z("pose_segmentation_mask",((t,e)=>{this.h.poseSegmentationMasks=[fc(this,t,!0,!this.D)],ua(this,e)})),this.g.attachEmptyPacketListener("pose_segmentation_mask",(t=>{this.h.poseSegmentationMasks=[],ua(this,t)}))),this.g.attachProtoListener("face_landmarks",((t,e)=>{Uc(t,this.h.faceLandmarks),ua(this,e)})),this.g.attachEmptyPacketListener("face_landmarks",(t=>{ua(this,t)})),this.outputFaceBlendshapes&&(us(t,"extra_blendshapes"),rs(r,"FACE_BLENDSHAPES:extra_blendshapes"),this.g.attachProtoListener("extra_blendshapes",((t,e)=>{var n=this.h.faceBlendshapes;this.outputFaceBlendshapes&&(t=ys(t),n.push(jo(t.g()??[]))),ua(this,e)})),this.g.attachEmptyPacketListener("extra_blendshapes",(t=>{ua(this,t)}))),this.g.attachProtoListener("left_hand_landmarks",((t,e)=>{Uc(t,this.h.leftHandLandmarks),ua(this,e)})),this.g.attachEmptyPacketListener("left_hand_landmarks",(t=>{ua(this,t)})),this.g.attachProtoListener("left_hand_world_landmarks",((t,e)=>{var n=this.h.leftHandWorldLandmarks;t=As(t),n.push(Wo(t)),ua(this,e)})),this.g.attachEmptyPacketListener("left_hand_world_landmarks",(t=>{ua(this,t)})),this.g.attachProtoListener("right_hand_landmarks",((t,e)=>{Uc(t,this.h.rightHandLandmarks),ua(this,e)})),this.g.attachEmptyPacketListener("right_hand_landmarks",(t=>{ua(this,t)})),this.g.attachProtoListener("right_hand_world_landmarks",((t,e)=>{var n=this.h.rightHandWorldLandmarks;t=As(t),n.push(Wo(t)),ua(this,e)})),this.g.attachEmptyPacketListener("right_hand_world_landmarks",(t=>{ua(this,t)})),t=t.g(),this.setGraph(new Uint8Array(t),!0)}};Dc.prototype.detectForVideo=Dc.prototype.G,Dc.prototype.detect=Dc.prototype.F,Dc.prototype.setOptions=Dc.prototype.o,Dc.createFromModelPath=function(t,e){return cc(Dc,t,{baseOptions:{modelAssetPath:e}})},Dc.createFromModelBuffer=function(t,e){return cc(Dc,t,{baseOptions:{modelAssetBuffer:e}})},Dc.createFromOptions=function(t,e){return cc(Dc,t,e)},Dc.HAND_CONNECTIONS=xc,Dc.POSE_CONNECTIONS=Cc,Dc.FACE_LANDMARKS_LIPS=gc,Dc.FACE_LANDMARKS_LEFT_EYE=mc,Dc.FACE_LANDMARKS_LEFT_EYEBROW=yc,Dc.FACE_LANDMARKS_LEFT_IRIS=_c,Dc.FACE_LANDMARKS_RIGHT_EYE=vc,Dc.FACE_LANDMARKS_RIGHT_EYEBROW=Ec,Dc.FACE_LANDMARKS_RIGHT_IRIS=wc,Dc.FACE_LANDMARKS_FACE_OVAL=Tc,Dc.FACE_LANDMARKS_CONTOURS=Ac,Dc.FACE_LANDMARKS_TESSELATION=bc;var Bc=class extends dc{constructor(t,e){super(new ac(t,e),"input_image","norm_rect",!0),this.j={classifications:[]},wn(t=this.h=new Eo,0,1,e=new Xs)}get baseOptions(){return yn(this.h,Xs,1)}set baseOptions(t){wn(this.h,0,1,t)}o(t){return wn(this.h,0,2,Bo(t,yn(this.h,Ns,2))),this.l(t)}sa(t,e){return this.j={classifications:[]},uc(this,t,e),this.j}ta(t,e,n){return this.j={classifications:[]},lc(this,t,n,e),this.j}m(){var t=new ls;hs(t,"input_image"),hs(t,"norm_rect"),us(t,"classifications");const e=new Qi;xr(e,wo,this.h);const n=new is;Rn(n,2,"mediapipe.tasks.vision.image_classifier.ImageClassifierGraph"),ns(n,"IMAGE:input_image"),ns(n,"NORM_RECT:norm_rect"),rs(n,"CLASSIFICATIONS:classifications"),n.o(e),cs(t,n),this.g.attachProtoListener("classifications",((t,e)=>{this.j=Vo(Is(t)),ua(this,e)})),this.g.attachEmptyPacketListener("classifications",(t=>{ua(this,t)})),t=t.g(),this.setGraph(new Uint8Array(t),!0)}};Bc.prototype.classifyForVideo=Bc.prototype.ta,Bc.prototype.classify=Bc.prototype.sa,Bc.prototype.setOptions=Bc.prototype.o,Bc.createFromModelPath=function(t,e){return cc(Bc,t,{baseOptions:{modelAssetPath:e}})},Bc.createFromModelBuffer=function(t,e){return cc(Bc,t,{baseOptions:{modelAssetBuffer:e}})},Bc.createFromOptions=function(t,e){return cc(Bc,t,e)};var Gc=class extends dc{constructor(t,e){super(new ac(t,e),"image_in","norm_rect",!0),this.h=new To,this.embeddings={embeddings:[]},wn(t=this.h,0,1,e=new Xs)}get baseOptions(){return yn(this.h,Xs,1)}set baseOptions(t){wn(this.h,0,1,t)}o(t){var e=this.h,n=yn(this.h,Ds,2);return n=n?n.clone():new Ds,void 0!==t.l2Normalize?Ze(n,1,Jt(t.l2Normalize)):"l2Normalize"in t&&Ze(n,1),void 0!==t.quantize?Ze(n,2,Jt(t.quantize)):"quantize"in t&&Ze(n,2),wn(e,0,2,n),this.l(t)}za(t,e){return uc(this,t,e),this.embeddings}Aa(t,e,n){return lc(this,t,n,e),this.embeddings}m(){var t=new ls;hs(t,"image_in"),hs(t,"norm_rect"),us(t,"embeddings_out");const e=new Qi;xr(e,Ao,this.h);const n=new is;Rn(n,2,"mediapipe.tasks.vision.image_embedder.ImageEmbedderGraph"),ns(n,"IMAGE:image_in"),ns(n,"NORM_RECT:norm_rect"),rs(n,"EMBEDDINGS:embeddings_out"),n.o(e),cs(t,n),this.g.attachProtoListener("embeddings_out",((t,e)=>{t=Os(t),this.embeddings=function(t){return{embeddings:vn(t,Ps,1).map((t=>{const e={headIndex:kn(t,3)??0??-1,headName:le($e(t,4))??""??""};var n=t.v;return void 0!==mn(n,0|n[Q],Fs,ln(t,1))?(t=en(t=yn(t,Fs,ln(t,1),void 0),1,$t,tn()),e.floatEmbedding=t.slice()):(n=new Uint8Array(0),e.quantizedEmbedding=yn(t,Ms,ln(t,2),void 0)?.na()?.h()??n),e})),timestampMs:Go($e(t,2,void 0,void 0,ce)??Ye)}}(t),ua(this,e)})),this.g.attachEmptyPacketListener("embeddings_out",(t=>{ua(this,t)})),t=t.g(),this.setGraph(new Uint8Array(t),!0)}};Gc.cosineSimilarity=function(t,e){if(t.floatEmbedding&&e.floatEmbedding)t=Ko(t.floatEmbedding,e.floatEmbedding);else{if(!t.quantizedEmbedding||!e.quantizedEmbedding)throw Error("Cannot compute cosine similarity between quantized and float embeddings.");t=Ko(zo(t.quantizedEmbedding),zo(e.quantizedEmbedding))}return t},Gc.prototype.embedForVideo=Gc.prototype.Aa,Gc.prototype.embed=Gc.prototype.za,Gc.prototype.setOptions=Gc.prototype.o,Gc.createFromModelPath=function(t,e){return cc(Gc,t,{baseOptions:{modelAssetPath:e}})},Gc.createFromModelBuffer=function(t,e){return cc(Gc,t,{baseOptions:{modelAssetBuffer:e}})},Gc.createFromOptions=function(t,e){return cc(Gc,t,e)};var jc=class{constructor(t,e,n){this.confidenceMasks=t,this.categoryMask=e,this.qualityScores=n}close(){this.confidenceMasks?.forEach((t=>{t.close()})),this.categoryMask?.close()}};function Vc(t){const e=function(t){return vn(t,is,1)}(t.ca()).filter((t=>(le($e(t,1))??"").includes("mediapipe.tasks.TensorsToSegmentationCalculator")));if(t.u=[],e.length>1)throw Error("The graph has more than one mediapipe.tasks.TensorsToSegmentationCalculator.");1===e.length&&(yn(e[0],Qi,7)?.j()?.g()??new Map).forEach(((e,n)=>{t.u[Number(n)]=le($e(e,1))??""}))}function Xc(t){t.categoryMask=void 0,t.confidenceMasks=void 0,t.qualityScores=void 0}function Hc(t){try{const e=new jc(t.confidenceMasks,t.categoryMask,t.qualityScores);if(!t.j)return e;t.j(e)}finally{da(t)}}jc.prototype.close=jc.prototype.close;var Wc=class extends dc{constructor(t,e){super(new ac(t,e),"image_in","norm_rect",!1),this.u=[],this.outputCategoryMask=!1,this.outputConfidenceMasks=!0,this.h=new Lo,this.A=new bo,wn(this.h,0,3,this.A),wn(t=this.h,0,1,e=new Xs)}get baseOptions(){return yn(this.h,Xs,1)}set baseOptions(t){wn(this.h,0,1,t)}o(t){return void 0!==t.displayNamesLocale?Ze(this.h,2,ue(t.displayNamesLocale)):"displayNamesLocale"in t&&Ze(this.h,2),"outputCategoryMask"in t&&(this.outputCategoryMask=t.outputCategoryMask??!1),"outputConfidenceMasks"in t&&(this.outputConfidenceMasks=t.outputConfidenceMasks??!0),super.l(t)}L(){Vc(this)}segment(t,e,n){const r="function"!=typeof e?e:{};return this.j="function"==typeof e?e:n,Xc(this),uc(this,t,r),Hc(this)}La(t,e,n,r){const i="function"!=typeof n?n:{};return this.j="function"==typeof n?n:r,Xc(this),lc(this,t,i,e),Hc(this)}Da(){return this.u}m(){var t=new ls;hs(t,"image_in"),hs(t,"norm_rect");const e=new Qi;xr(e,Ro,this.h);const n=new is;Rn(n,2,"mediapipe.tasks.vision.image_segmenter.ImageSegmenterGraph"),ns(n,"IMAGE:image_in"),ns(n,"NORM_RECT:norm_rect"),n.o(e),cs(t,n),la(this,t),this.outputConfidenceMasks&&(us(t,"confidence_masks"),rs(n,"CONFIDENCE_MASKS:confidence_masks"),fa(this,"confidence_masks"),this.g.aa("confidence_masks",((t,e)=>{this.confidenceMasks=t.map((t=>fc(this,t,!0,!this.j))),ua(this,e)})),this.g.attachEmptyPacketListener("confidence_masks",(t=>{this.confidenceMasks=[],ua(this,t)}))),this.outputCategoryMask&&(us(t,"category_mask"),rs(n,"CATEGORY_MASK:category_mask"),fa(this,"category_mask"),this.g.Z("category_mask",((t,e)=>{this.categoryMask=fc(this,t,!1,!this.j),ua(this,e)})),this.g.attachEmptyPacketListener("category_mask",(t=>{this.categoryMask=void 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ac(t,e),"image_in","norm_rect_in",!1),this.outputCategoryMask=!1,this.outputConfidenceMasks=!0,this.h=new Lo,this.u=new bo,wn(this.h,0,3,this.u),wn(t=this.h,0,1,e=new Xs)}get baseOptions(){return yn(this.h,Xs,1)}set baseOptions(t){wn(this.h,0,1,t)}o(t){return"outputCategoryMask"in t&&(this.outputCategoryMask=t.outputCategoryMask??!1),"outputConfidenceMasks"in t&&(this.outputConfidenceMasks=t.outputConfidenceMasks??!0),super.l(t)}segment(t,e,n,r){const i="function"!=typeof n?n:{};if(this.j="function"==typeof n?n:r,this.qualityScores=this.categoryMask=this.confidenceMasks=void 0,n=this.C+1,r=new Po,e.keypoint&&e.scribble)throw Error("Cannot provide both keypoint and scribble.");if(e.keypoint){var s=new Io;hn(s,3,Jt(!0),!1),hn(s,1,qt(e.keypoint.x),0),hn(s,2,qt(e.keypoint.y),0),Tn(r,1,Co,s)}else{if(!e.scribble)throw Error("Must provide either a keypoint or a scribble.");{const t=new Mo;for(s of e.scribble)hn(e=new 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is;Rn(n,2,"mediapipe.tasks.vision.interactive_segmenter.InteractiveSegmenterGraphV2"),ns(n,"IMAGE:image_in"),ns(n,"ROI:roi_in"),ns(n,"NORM_RECT:norm_rect_in"),n.o(e),cs(t,n),la(this,t),this.outputConfidenceMasks&&(us(t,"confidence_masks"),rs(n,"CONFIDENCE_MASKS:confidence_masks"),fa(this,"confidence_masks"),this.g.aa("confidence_masks",((t,e)=>{this.confidenceMasks=t.map((t=>fc(this,t,!0,!this.j))),ua(this,e)})),this.g.attachEmptyPacketListener("confidence_masks",(t=>{this.confidenceMasks=[],ua(this,t)}))),this.outputCategoryMask&&(us(t,"category_mask"),rs(n,"CATEGORY_MASK:category_mask"),fa(this,"category_mask"),this.g.Z("category_mask",((t,e)=>{this.categoryMask=fc(this,t,!1,!this.j),ua(this,e)})),this.g.attachEmptyPacketListener("category_mask",(t=>{this.categoryMask=void 0,ua(this,t)}))),us(t,"quality_scores"),rs(n,"QUALITY_SCORES:quality_scores"),this.g.attachFloatVectorListener("quality_scores",((t,e)=>{this.qualityScores=t,ua(this,e)})),this.g.attachEmptyPacketListener("quality_scores",(t=>{this.categoryMask=void 0,ua(this,t)})),t=t.g(),this.setGraph(new Uint8Array(t),!0)}};Kc.prototype.segment=Kc.prototype.segment,Kc.prototype.setOptions=Kc.prototype.o,Kc.createFromModelPath=function(t,e){return cc(Kc,t,{baseOptions:{modelAssetPath:e}})},Kc.createFromModelBuffer=function(t,e){return cc(Kc,t,{baseOptions:{modelAssetBuffer:e}})},Kc.createFromOptions=function(t,e){return cc(Kc,t,e)};var Yc=class extends dc{constructor(t,e){super(new ac(t,e),"input_frame_gpu","norm_rect",!1),this.j={detections:[]},wn(t=this.h=new Oo,0,1,e=new Xs)}get baseOptions(){return yn(this.h,Xs,1)}set baseOptions(t){wn(this.h,0,1,t)}o(t){return void 0!==t.displayNamesLocale?Ze(this.h,2,ue(t.displayNamesLocale)):"displayNamesLocale"in t&&Ze(this.h,2),void 0!==t.maxResults?xn(this.h,3,t.maxResults):"maxResults"in t&&Ze(this.h,3),void 0!==t.scoreThreshold?Ln(this.h,4,t.scoreThreshold):"scoreThreshold"in t&&Ze(this.h,4),void 0!==t.categoryAllowlist?In(this.h,5,t.categoryAllowlist):"categoryAllowlist"in t&&Ze(this.h,5),void 0!==t.categoryDenylist?In(this.h,6,t.categoryDenylist):"categoryDenylist"in t&&Ze(this.h,6),this.l(t)}F(t,e){return this.j={detections:[]},uc(this,t,e),this.j}G(t,e,n){return this.j={detections:[]},lc(this,t,n,e),this.j}m(){var t=new ls;hs(t,"input_frame_gpu"),hs(t,"norm_rect"),us(t,"detections");const e=new Qi;xr(e,No,this.h);const n=new is;Rn(n,2,"mediapipe.tasks.vision.ObjectDetectorGraph"),ns(n,"IMAGE:input_frame_gpu"),ns(n,"NORM_RECT:norm_rect"),rs(n,"DETECTIONS:detections"),n.o(e),cs(t,n),this.g.attachProtoVectorListener("detections",((t,e)=>{for(const e of t)t=ws(e),this.j.detections.push(Xo(t));ua(this,e)})),this.g.attachEmptyPacketListener("detections",(t=>{ua(this,t)})),t=t.g(),this.setGraph(new Uint8Array(t),!0)}};Yc.prototype.detectForVideo=Yc.prototype.G,Yc.prototype.detect=Yc.prototype.F,Yc.prototype.setOptions=Yc.prototype.o,Yc.createFromModelPath=async function(t,e){return cc(Yc,t,{baseOptions:{modelAssetPath:e}})},Yc.createFromModelBuffer=function(t,e){return cc(Yc,t,{baseOptions:{modelAssetBuffer:e}})},Yc.createFromOptions=function(t,e){return cc(Yc,t,e)};var qc=class{constructor(t,e,n){this.landmarks=t,this.worldLandmarks=e,this.segmentationMasks=n}close(){this.segmentationMasks?.forEach((t=>{t.close()}))}};function $c(t){t.landmarks=[],t.worldLandmarks=[],t.segmentationMasks=void 0}function Jc(t){try{const e=new qc(t.landmarks,t.worldLandmarks,t.segmentationMasks);if(!t.u)return e;t.u(e)}finally{da(t)}}qc.prototype.close=qc.prototype.close;var Zc=class extends dc{constructor(t,e){super(new ac(t,e),"image_in","norm_rect",!1),this.landmarks=[],this.worldLandmarks=[],this.outputSegmentationMasks=!1,wn(t=this.h=new Uo,0,1,e=new Xs),this.A=new mo,wn(this.h,0,3,this.A),this.j=new go,wn(this.h,0,2,this.j),xn(this.j,4,1),Ln(this.j,2,.5),Ln(this.A,2,.5),Ln(this.h,4,.5)}get baseOptions(){return yn(this.h,Xs,1)}set baseOptions(t){wn(this.h,0,1,t)}o(t){return"numPoses"in t&&xn(this.j,4,t.numPoses??1),"minPoseDetectionConfidence"in t&&Ln(this.j,2,t.minPoseDetectionConfidence??.5),"minTrackingConfidence"in t&&Ln(this.h,4,t.minTrackingConfidence??.5),"minPosePresenceConfidence"in t&&Ln(this.A,2,t.minPosePresenceConfidence??.5),"outputSegmentationMasks"in t&&(this.outputSegmentationMasks=t.outputSegmentationMasks??!1),this.l(t)}F(t,e,n){const r="function"!=typeof e?e:{};return this.u="function"==typeof e?e:n,$c(this),uc(this,t,r),Jc(this)}G(t,e,n,r){const i="function"!=typeof n?n:{};return this.u="function"==typeof n?n:r,$c(this),lc(this,t,i,e),Jc(this)}m(){var t=new ls;hs(t,"image_in"),hs(t,"norm_rect"),us(t,"normalized_landmarks"),us(t,"world_landmarks"),us(t,"segmentation_masks");const e=new Qi;xr(e,Do,this.h);const n=new is;Rn(n,2,"mediapipe.tasks.vision.pose_landmarker.PoseLandmarkerGraph"),ns(n,"IMAGE:image_in"),ns(n,"NORM_RECT:norm_rect"),rs(n,"NORM_LANDMARKS:normalized_landmarks"),rs(n,"WORLD_LANDMARKS:world_landmarks"),n.o(e),cs(t,n),la(this,t),this.g.attachProtoVectorListener("normalized_landmarks",((t,e)=>{this.landmarks=[];for(const e of t)t=ks(e),this.landmarks.push(Ho(t));ua(this,e)})),this.g.attachEmptyPacketListener("normalized_landmarks",(t=>{this.landmarks=[],ua(this,t)})),this.g.attachProtoVectorListener("world_landmarks",((t,e)=>{this.worldLandmarks=[];for(const e of t)t=As(e),this.worldLandmarks.push(Wo(t));ua(this,e)})),this.g.attachEmptyPacketListener("world_landmarks",(t=>{this.worldLandmarks=[],ua(this,t)})),this.outputSegmentationMasks&&(rs(n,"SEGMENTATION_MASK:segmentation_masks"),fa(this,"segmentation_masks"),this.g.aa("segmentation_masks",((t,e)=>{this.segmentationMasks=t.map((t=>fc(this,t,!0,!this.u))),ua(this,e)})),this.g.attachEmptyPacketListener("segmentation_masks",(t=>{this.segmentationMasks=[],ua(this,t)}))),t=t.g(),this.setGraph(new Uint8Array(t),!0)}};Zc.prototype.detectForVideo=Zc.prototype.G,Zc.prototype.detect=Zc.prototype.F,Zc.prototype.setOptions=Zc.prototype.o,Zc.createFromModelPath=function(t,e){return cc(Zc,t,{baseOptions:{modelAssetPath:e}})},Zc.createFromModelBuffer=function(t,e){return cc(Zc,t,{baseOptions:{modelAssetBuffer:e}})},Zc.createFromOptions=function(t,e){return cc(Zc,t,e)},Zc.POSE_CONNECTIONS=Cc;export{Ka as DrawingUtils,pc as FaceDetector,Sc as FaceLandmarker,Zo as FilesetResolver,Fc as GestureRecognizer,Pc as HandLandmarker,Dc as HolisticLandmarker,Bc as ImageClassifier,Gc as ImageEmbedder,Wc as ImageSegmenter,jc as ImageSegmenterResult,Kc as InteractiveSegmenter,zc as InteractiveSegmenterResult,nc as MPImage,Na as MPMask,Yc as ObjectDetector,Zc as PoseLandmarker,pa as TaskRunner,dc as VisionTaskRunner}; +//# sourceMappingURL=vision_bundle_mjs.js.map diff --git a/scripts/vendor/tiny_face_detector_model-shard1 b/scripts/vendor/tiny_face_detector_model-shard1 new file mode 100644 index 0000000..a3f113a Binary files /dev/null and b/scripts/vendor/tiny_face_detector_model-shard1 differ diff --git a/scripts/vendor/tiny_face_detector_model-weights_manifest.json b/scripts/vendor/tiny_face_detector_model-weights_manifest.json new file mode 100644 index 0000000..7d3b222 --- /dev/null +++ b/scripts/vendor/tiny_face_detector_model-weights_manifest.json @@ -0,0 +1 @@ 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\ No newline at end of file diff --git a/scripts/vendor/wasm/vision_wasm_internal.js b/scripts/vendor/wasm/vision_wasm_internal.js new file mode 100644 index 0000000..164a241 --- /dev/null +++ b/scripts/vendor/wasm/vision_wasm_internal.js @@ -0,0 +1,8827 @@ +// This code implements the `-sMODULARIZE` settings by taking the generated +// JS program code (INNER_JS_CODE) and wrapping it in a factory function. + +// Single threaded MINIMAL_RUNTIME programs do not need access to +// document.currentScript, so a simple export declaration is enough. +var ModuleFactory = (() => { + // When MODULARIZE this JS may be executed later, + // after document.currentScript is gone, so we save it. + // In EXPORT_ES6 mode we can just use 'import.meta.url'. + var _scriptName = globalThis.document?.currentScript?.src; + return async function(moduleArg = {}) { + var moduleRtn; + +// include: shell.js +// include: minimum_runtime_check.js +// end include: minimum_runtime_check.js +// The Module object: Our interface to the outside world. We import +// and export values on it. There are various ways Module can be used: +// 1. Not defined. We create it here +// 2. A function parameter, function(moduleArg) => Promise +// 3. pre-run appended it, var Module = {}; ..generated code.. +// 4. External script tag defines var Module. +// We need to check if Module already exists (e.g. case 3 above). +// Substitution will be replaced with actual code on later stage of the build, +// this way Closure Compiler will not mangle it (e.g. case 4. above). +// Note that if you want to run closure, and also to use Module +// after the generated code, you will need to define var Module = {}; +// before the code. Then that object will be used in the code, and you +// can continue to use Module afterwards as well. +var Module = moduleArg; + +// Determine the runtime environment we are in. You can customize this by +// setting the ENVIRONMENT setting at compile time (see settings.js). +// Attempt to auto-detect the environment +var ENVIRONMENT_IS_WEB = !!globalThis.window; + +var ENVIRONMENT_IS_WORKER = !!globalThis.WorkerGlobalScope; + +// N.b. Electron.js environment is simultaneously a NODE-environment, but +// also a web environment. +var ENVIRONMENT_IS_NODE = globalThis.process?.versions?.node && globalThis.process?.type != "renderer"; + +// --pre-jses are emitted after the Module integration code, so that they can +// refer to Module (if they choose; they can also define Module) +var arguments_ = []; + +var thisProgram = "./this.program"; + +var quit_ = (status, toThrow) => { + throw toThrow; +}; + +if (typeof __filename != "undefined") { + // Node + _scriptName = __filename; +} else if (ENVIRONMENT_IS_WORKER) { + _scriptName = self.location.href; +} + +// `/` should be present at the end if `scriptDirectory` is not empty +var scriptDirectory = ""; + +function locateFile(path) { + if (Module["locateFile"]) { + return Module["locateFile"](path, scriptDirectory); + } + return scriptDirectory + path; +} + +// Hooks that are implemented differently in different runtime environments. +var readAsync, readBinary; + +if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require("node:fs"); + scriptDirectory = __dirname + "/"; + // include: node_shell_read.js + readBinary = filename => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : "utf8"); + return ret; + }; + // end include: node_shell_read.js + if (process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, "/"); + } + arguments_ = process.argv.slice(2); + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; +} else // Note that this includes Node.js workers when relevant (pthreads is enabled). +// Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and +// ENVIRONMENT_IS_NODE. +if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) { + try { + scriptDirectory = new URL(".", _scriptName).href; + } catch {} + { + // include: web_or_worker_shell_read.js + if (ENVIRONMENT_IS_WORKER) { + readBinary = url => { + var xhr = new XMLHttpRequest; + xhr.open("GET", url, false); + xhr.responseType = "arraybuffer"; + xhr.send(null); + return new Uint8Array(/** @type{!ArrayBuffer} */ (xhr.response)); + }; + } + readAsync = async url => { + // Fetch has some additional restrictions over XHR, like it can't be used on a file:// url. + // See https://github.com/github/fetch/pull/92#issuecomment-140665932 + // Cordova or Electron apps are typically loaded from a file:// url. + // So use XHR on webview if URL is a file URL. + if (isFileURI(url)) { + return new Promise((resolve, reject) => { + var xhr = new XMLHttpRequest; + xhr.open("GET", url, true); + xhr.responseType = "arraybuffer"; + xhr.onload = () => { + if (xhr.status == 200 || (xhr.status == 0 && xhr.response)) { + // file URLs can return 0 + resolve(xhr.response); + return; + } + reject(xhr.status); + }; + xhr.onerror = reject; + xhr.send(null); + }); + } + var response = await fetch(url, { + credentials: "same-origin" + }); + if (response.ok) { + return response.arrayBuffer(); + } + throw new Error(response.status + " : " + response.url); + }; + } +} else {} + +var out = console.log.bind(console); + +var err = console.error.bind(console); + +// end include: shell.js +// include: preamble.js +// === Preamble library stuff === +// Documentation for the public APIs defined in this file must be updated in: +// site/source/docs/api_reference/preamble.js.rst +// A prebuilt local version of the documentation is available at: +// site/build/text/docs/api_reference/preamble.js.txt +// You can also build docs locally as HTML or other formats in site/ +// An online HTML version (which may be of a different version of Emscripten) +// is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html +var wasmBinary; + +// Wasm globals +//======================================== +// Runtime essentials +//======================================== +// whether we are quitting the application. no code should run after this. +// set in exit() and abort() +var ABORT = false; + +// set by exit() and abort(). Passed to 'onExit' handler. +// NOTE: This is also used as the process return code in shell environments +// but only when noExitRuntime is false. +var EXITSTATUS; + +// In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we +// don't define it at all in release modes. This matches the behaviour of +// MINIMAL_RUNTIME. +// TODO(sbc): Make this the default even without STRICT enabled. +/** @type {function(*, string=)} */ function assert(condition, text) { + if (!condition) { + // This build was created without ASSERTIONS defined. `assert()` should not + // ever be called in this configuration but in case there are callers in + // the wild leave this simple abort() implementation here for now. + abort(text); + } +} + +/** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = filename => filename.startsWith("file://"); + +// include: runtime_common.js +// include: runtime_stack_check.js +// end include: runtime_stack_check.js +// include: runtime_exceptions.js +// Base Emscripten EH error class +class EmscriptenEH {} + +class EmscriptenSjLj extends EmscriptenEH {} + +// end include: runtime_exceptions.js +// include: runtime_debug.js +// end include: runtime_debug.js +var readyPromiseResolve, readyPromiseReject; + +// Memory management +var runtimeInitialized = false; + +function updateMemoryViews() { + var b = wasmMemory.buffer; + HEAP8 = new Int8Array(b); + HEAP16 = new Int16Array(b); + Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); + HEAPU16 = new Uint16Array(b); + HEAP32 = new Int32Array(b); + Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); + Module["HEAPF32"] = HEAPF32 = new Float32Array(b); + Module["HEAPF64"] = HEAPF64 = new Float64Array(b); +} + +// include: memoryprofiler.js +// end include: memoryprofiler.js +// end include: runtime_common.js +function preRun() { + if (Module["preRun"]) { + if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; + while (Module["preRun"].length) { + addOnPreRun(Module["preRun"].shift()); + } + } + // Begin ATPRERUNS hooks + callRuntimeCallbacks(onPreRuns); +} + +function initRuntime() { + runtimeInitialized = true; + // Begin ATINITS hooks + if (!Module["noFSInit"] && !FS.initialized) FS.init(); + TTY.init(); + // End ATINITS hooks + wasmExports["jd"](); + // Begin ATPOSTCTORS hooks + FS.ignorePermissions = false; +} + +function postRun() { + // PThreads reuse the runtime from the main thread. + if (Module["postRun"]) { + if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; + while (Module["postRun"].length) { + addOnPostRun(Module["postRun"].shift()); + } + } + // Begin ATPOSTRUNS hooks + callRuntimeCallbacks(onPostRuns); +} + +/** + * @param {string|number=} what + */ function abort(what) { + Module["onAbort"]?.(what); + what = `Aborted(${what})`; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += ". Build with -sASSERTIONS for more info."; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); + readyPromiseReject?.(e); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; +} + +var wasmBinaryFile; + +function findWasmBinary() { + return locateFile("vision_wasm_internal.wasm"); +} + +function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + // Throwing a plain string here, even though it not normally advisable since + // this gets turning into an `abort` in instantiateArrayBuffer. + throw "both async and sync fetching of the wasm failed"; +} + +async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); +} + +async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } +} + +async function instantiateAsync(binary, binaryFile, imports) { + if (!binary && !isFileURI(binaryFile) && !ENVIRONMENT_IS_NODE) { + try { + var response = fetch(binaryFile, { + credentials: "same-origin" + }); + var instantiationResult = await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err("falling back to ArrayBuffer instantiation"); + } + } + return instantiateArrayBuffer(binaryFile, imports); +} + +function getWasmImports() { + // prepare imports + var imports = { + "a": wasmImports + }; + return imports; +} + +// Create the wasm instance. +// Receives the wasm imports, returns the exports. +async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { + wasmExports = instance.exports; + assignWasmExports(wasmExports); + updateMemoryViews(); + return wasmExports; + } + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above PTHREADS-enabled path. + return receiveInstance(result["instance"]); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module["instantiateWasm"]) { + return new Promise((resolve, reject) => { + Module["instantiateWasm"](info, (inst, mod) => { + resolve(receiveInstance(inst, mod)); + }); + }); + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + var exports = receiveInstantiationResult(result); + return exports; +} + +// Globals used by JS i64 conversions (see makeSetValue) +var tempDouble; + +var tempI64; + +// end include: preamble.js +// Begin JS library code +var handleException = e => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == "unwind") { + return EXITSTATUS; + } + quit_(1, e); +}; + +class ExitStatus { + name="ExitStatus"; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } +} + +var runtimeKeepaliveCounter = 0; + +var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + +var _proc_exit = code => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module["onExit"]?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); +}; + +/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { + EXITSTATUS = status; + _proc_exit(status); +}; + +var _exit = exitJS; + +var maybeExit = () => { + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } +}; + +var callUserCallback = func => { + if (ABORT) { + return; + } + try { + return func(); + } catch (e) { + handleException(e); + } finally { + maybeExit(); + } +}; + +function getFullscreenElement() { + return document.fullscreenElement || document.mozFullScreenElement || document.webkitFullscreenElement || document.webkitCurrentFullScreenElement || document.msFullscreenElement; +} + +/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => setTimeout(() => { + callUserCallback(func); +}, timeout); + +var warnOnce = text => { + warnOnce.shown ||= {}; + if (!warnOnce.shown[text]) { + warnOnce.shown[text] = 1; + if (ENVIRONMENT_IS_NODE) text = "warning: " + text; + err(text); + } +}; + +var preloadPlugins = []; + +var Browser = { + useWebGL: false, + isFullscreen: false, + pointerLock: false, + moduleContextCreatedCallbacks: [], + workers: [], + preloadedImages: {}, + preloadedAudios: {}, + getCanvas: () => Module["canvas"], + init() { + if (Browser.initted) return; + Browser.initted = true; + // Support for plugins that can process preloaded files. You can add more of these to + // your app by creating and appending to preloadPlugins. + // Each plugin is asked if it can handle a file based on the file's name. If it can, + // it is given the file's raw data. When it is done, it calls a callback with the file's + // (possibly modified) data. For example, a plugin might decompress a file, or it + // might create some side data structure for use later (like an Image element, etc.). + var imagePlugin = {}; + imagePlugin["canHandle"] = name => !Module["noImageDecoding"] && /\.(jpg|jpeg|png|bmp|webp)$/i.test(name); + imagePlugin["handle"] = async (byteArray, name) => { + var b = new Blob([ byteArray ], { + type: Browser.getMimetype(name) + }); + if (b.size !== byteArray.length) { + // Safari bug #118630 + // Safari's Blob can only take an ArrayBuffer + b = new Blob([ (new Uint8Array(byteArray)).buffer ], { + type: Browser.getMimetype(name) + }); + } + var url = URL.createObjectURL(b); + return new Promise((resolve, reject) => { + var img = new Image; + img.onload = () => { + var canvas = /** @type {!HTMLCanvasElement} */ (document.createElement("canvas")); + canvas.width = img.width; + canvas.height = img.height; + var ctx = canvas.getContext("2d"); + ctx.drawImage(img, 0, 0); + Browser.preloadedImages[name] = canvas; + URL.revokeObjectURL(url); + resolve(byteArray); + }; + img.onerror = event => { + err(`Image ${url} could not be decoded`); + reject(); + }; + img.src = url; + }); + }; + preloadPlugins.push(imagePlugin); + var audioPlugin = {}; + audioPlugin["canHandle"] = name => !Module["noAudioDecoding"] && name.slice(-4) in { + ".ogg": 1, + ".wav": 1, + ".mp3": 1 + }; + audioPlugin["handle"] = async (byteArray, name) => new Promise((resolve, reject) => { + var done = false; + function finish(audio) { + if (done) return; + done = true; + Browser.preloadedAudios[name] = audio; + resolve(byteArray); + } + var b = new Blob([ byteArray ], { + type: Browser.getMimetype(name) + }); + var url = URL.createObjectURL(b); + // XXX we never revoke this! + var audio = new Audio; + audio.addEventListener("canplaythrough", () => finish(audio), false); + // use addEventListener due to chromium bug 124926 + audio.onerror = event => { + if (done) return; + err(`warning: browser could not fully decode audio ${name}, trying slower base64 approach`); + function encode64(data) { + var BASE = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; + var PAD = "="; + var ret = ""; + var leftchar = 0; + var leftbits = 0; + for (var i = 0; i < data.length; i++) { + leftchar = (leftchar << 8) | data[i]; + leftbits += 8; + while (leftbits >= 6) { + var curr = (leftchar >> (leftbits - 6)) & 63; + leftbits -= 6; + ret += BASE[curr]; + } + } + if (leftbits == 2) { + ret += BASE[(leftchar & 3) << 4]; + ret += PAD + PAD; + } else if (leftbits == 4) { + ret += BASE[(leftchar & 15) << 2]; + ret += PAD; + } + return ret; + } + audio.src = "data:audio/x-" + name.slice(-3) + ";base64," + encode64(byteArray); + finish(audio); + }; + audio.src = url; + // workaround for chrome bug 124926 - we do not always get oncanplaythrough or onerror + safeSetTimeout(() => { + finish(audio); + }, 1e4); + }); + preloadPlugins.push(audioPlugin); + // Canvas event setup + function pointerLockChange() { + var canvas = Browser.getCanvas(); + Browser.pointerLock = document.pointerLockElement === canvas; + } + var canvas = Browser.getCanvas(); + if (canvas) { + // forced aspect ratio can be enabled by defining 'forcedAspectRatio' on Module + // Module['forcedAspectRatio'] = 4 / 3; + document.addEventListener("pointerlockchange", pointerLockChange, false); + if (Module["elementPointerLock"]) { + canvas.addEventListener("click", ev => { + if (!Browser.pointerLock && Browser.getCanvas().requestPointerLock) { + Browser.getCanvas().requestPointerLock(); + ev.preventDefault(); + } + }, false); + } + } + }, + createContext(/** @type {HTMLCanvasElement} */ canvas, useWebGL, setInModule, webGLContextAttributes) { + if (useWebGL && Module["ctx"] && canvas == Browser.getCanvas()) return Module["ctx"]; + // no need to recreate GL context if it's already been created for this canvas. + var ctx; + var contextHandle; + if (useWebGL) { + // For GLES2/desktop GL compatibility, adjust a few defaults to be different to WebGL defaults, so that they align better with the desktop defaults. + var contextAttributes = { + antialias: false, + alpha: false, + majorVersion: (typeof WebGL2RenderingContext != "undefined") ? 2 : 1 + }; + if (webGLContextAttributes) { + for (var attribute in webGLContextAttributes) { + contextAttributes[attribute] = webGLContextAttributes[attribute]; + } + } + // This check of existence of GL is here to satisfy Closure compiler, which yells if variable GL is referenced below but GL object is not + // actually compiled in because application is not doing any GL operations. TODO: Ideally if GL is not being used, this function + // Browser.createContext() should not even be emitted. + if (typeof GL != "undefined") { + contextHandle = GL.createContext(canvas, contextAttributes); + if (contextHandle) { + ctx = GL.getContext(contextHandle).GLctx; + } + } + } else { + ctx = canvas.getContext("2d"); + } + if (!ctx) return null; + if (setInModule) { + Module["ctx"] = ctx; + if (useWebGL) GL.makeContextCurrent(contextHandle); + Browser.useWebGL = useWebGL; + Browser.moduleContextCreatedCallbacks.forEach(callback => callback()); + Browser.init(); + } + return ctx; + }, + fullscreenHandlersInstalled: false, + lockPointer: undefined, + resizeCanvas: undefined, + requestFullscreen(lockPointer, resizeCanvas) { + Browser.lockPointer = lockPointer; + Browser.resizeCanvas = resizeCanvas; + if (typeof Browser.lockPointer == "undefined") Browser.lockPointer = true; + if (typeof Browser.resizeCanvas == "undefined") Browser.resizeCanvas = false; + var canvas = Browser.getCanvas(); + function fullscreenChange() { + Browser.isFullscreen = false; + var canvasContainer = canvas.parentNode; + if (getFullscreenElement() === canvasContainer) { + canvas.exitFullscreen = Browser.exitFullscreen; + if (Browser.lockPointer) canvas.requestPointerLock(); + Browser.isFullscreen = true; + if (Browser.resizeCanvas) { + Browser.setFullscreenCanvasSize(); + } else { + Browser.updateCanvasDimensions(canvas); + } + } else { + // remove the full screen specific parent of the canvas again to restore the HTML structure from before going full screen + canvasContainer.parentNode.insertBefore(canvas, canvasContainer); + canvasContainer.parentNode.removeChild(canvasContainer); + if (Browser.resizeCanvas) { + Browser.setWindowedCanvasSize(); + } else { + Browser.updateCanvasDimensions(canvas); + } + } + Module["onFullScreen"]?.(Browser.isFullscreen); + Module["onFullscreen"]?.(Browser.isFullscreen); + } + if (!Browser.fullscreenHandlersInstalled) { + Browser.fullscreenHandlersInstalled = true; + document.addEventListener("fullscreenchange", fullscreenChange, false); + document.addEventListener("mozfullscreenchange", fullscreenChange, false); + document.addEventListener("webkitfullscreenchange", fullscreenChange, false); + document.addEventListener("MSFullscreenChange", fullscreenChange, false); + } + // create a new parent to ensure the canvas has no siblings. this allows browsers to optimize full screen performance when its parent is the full screen root + var canvasContainer = document.createElement("div"); + canvas.parentNode.insertBefore(canvasContainer, canvas); + canvasContainer.appendChild(canvas); + // use parent of canvas as full screen root to allow aspect ratio correction (Firefox stretches the root to screen size) + canvasContainer.requestFullscreen = canvasContainer["requestFullscreen"] || canvasContainer["mozRequestFullScreen"] || canvasContainer["msRequestFullscreen"] || (canvasContainer["webkitRequestFullscreen"] ? () => canvasContainer["webkitRequestFullscreen"](Element["ALLOW_KEYBOARD_INPUT"]) : null) || (canvasContainer["webkitRequestFullScreen"] ? () => canvasContainer["webkitRequestFullScreen"](Element["ALLOW_KEYBOARD_INPUT"]) : null); + canvasContainer.requestFullscreen(); + }, + exitFullscreen() { + // This is workaround for chrome. Trying to exit from fullscreen + // not in fullscreen state will cause "TypeError: Document not active" + // in chrome. See https://github.com/emscripten-core/emscripten/pull/8236 + if (!Browser.isFullscreen) { + return false; + } + var CFS = document["exitFullscreen"] || document["cancelFullScreen"] || document["mozCancelFullScreen"] || document["msExitFullscreen"] || document["webkitCancelFullScreen"] || (() => {}); + CFS.apply(document, []); + return true; + }, + safeSetTimeout(func, timeout) { + // Legacy function, this is used by the SDL2 port so we need to keep it + // around at least until that is updated. + // See https://github.com/libsdl-org/SDL/pull/6304 + return safeSetTimeout(func, timeout); + }, + getMimetype(name) { + return { + "jpg": "image/jpeg", + "jpeg": "image/jpeg", + "png": "image/png", + "bmp": "image/bmp", + "ogg": "audio/ogg", + "wav": "audio/wav", + "mp3": "audio/mpeg" + }[name.slice(name.lastIndexOf(".") + 1)]; + }, + getUserMedia(func) { + window.getUserMedia ||= navigator["getUserMedia"] || navigator["mozGetUserMedia"]; + window.getUserMedia(func); + }, + getMovementX(event) { + return event["movementX"] || event["mozMovementX"] || event["webkitMovementX"] || 0; + }, + getMovementY(event) { + return event["movementY"] || event["mozMovementY"] || event["webkitMovementY"] || 0; + }, + getMouseWheelDelta(event) { + var delta = 0; + switch (event.type) { + case "DOMMouseScroll": + // 3 lines make up a step + delta = event.detail / 3; + break; + + case "mousewheel": + // 120 units make up a step + delta = event.wheelDelta / 120; + break; + + case "wheel": + delta = event.deltaY; + switch (event.deltaMode) { + case 0: + // DOM_DELTA_PIXEL: 100 pixels make up a step + delta /= 100; + break; + + case 1: + // DOM_DELTA_LINE: 3 lines make up a step + delta /= 3; + break; + + case 2: + // DOM_DELTA_PAGE: A page makes up 80 steps + delta *= 80; + break; + + default: + abort("unrecognized mouse wheel delta mode: " + event.deltaMode); + } + break; + + default: + abort("unrecognized mouse wheel event: " + event.type); + } + return delta; + }, + mouseX: 0, + mouseY: 0, + mouseMovementX: 0, + mouseMovementY: 0, + touches: {}, + lastTouches: {}, + calculateMouseCoords(pageX, pageY) { + // Calculate the movement based on the changes + // in the coordinates. + var canvas = Browser.getCanvas(); + var rect = canvas.getBoundingClientRect(); + // Neither .scrollX or .pageXOffset are defined in a spec, but + // we prefer .scrollX because it is currently in a spec draft. + // (see: http://www.w3.org/TR/2013/WD-cssom-view-20131217/) + var scrollX = ((typeof window.scrollX != "undefined") ? window.scrollX : window.pageXOffset); + var scrollY = ((typeof window.scrollY != "undefined") ? window.scrollY : window.pageYOffset); + var adjustedX = pageX - (scrollX + rect.left); + var adjustedY = pageY - (scrollY + rect.top); + // the canvas might be CSS-scaled compared to its backbuffer; + // SDL-using content will want mouse coordinates in terms + // of backbuffer units. + adjustedX = adjustedX * (canvas.width / rect.width); + adjustedY = adjustedY * (canvas.height / rect.height); + return { + x: adjustedX, + y: adjustedY + }; + }, + setMouseCoords(pageX, pageY) { + const {x, y} = Browser.calculateMouseCoords(pageX, pageY); + Browser.mouseMovementX = x - Browser.mouseX; + Browser.mouseMovementY = y - Browser.mouseY; + Browser.mouseX = x; + Browser.mouseY = y; + }, + calculateMouseEvent(event) { + // event should be mousemove, mousedown or mouseup + if (Browser.pointerLock) { + // When the pointer is locked, calculate the coordinates + // based on the movement of the mouse. + // Workaround for Firefox bug 764498 + if (event.type != "mousemove" && ("mozMovementX" in event)) { + Browser.mouseMovementX = Browser.mouseMovementY = 0; + } else { + Browser.mouseMovementX = Browser.getMovementX(event); + Browser.mouseMovementY = Browser.getMovementY(event); + } + // add the mouse delta to the current absolute mouse position + Browser.mouseX += Browser.mouseMovementX; + Browser.mouseY += Browser.mouseMovementY; + } else { + if (event.type === "touchstart" || event.type === "touchend" || event.type === "touchmove") { + var touch = event.touch; + if (touch === undefined) { + return; + } + var coords = Browser.calculateMouseCoords(touch.pageX, touch.pageY); + if (event.type === "touchstart") { + Browser.lastTouches[touch.identifier] = coords; + Browser.touches[touch.identifier] = coords; + } else if (event.type === "touchend" || event.type === "touchmove") { + var last = Browser.touches[touch.identifier]; + last ||= coords; + Browser.lastTouches[touch.identifier] = last; + Browser.touches[touch.identifier] = coords; + } + return; + } + Browser.setMouseCoords(event.pageX, event.pageY); + } + }, + resizeListeners: [], + updateResizeListeners() { + var canvas = Browser.getCanvas(); + Browser.resizeListeners.forEach(listener => listener(canvas.width, canvas.height)); + }, + setCanvasSize(width, height, noUpdates) { + var canvas = Browser.getCanvas(); + Browser.updateCanvasDimensions(canvas, width, height); + if (!noUpdates) Browser.updateResizeListeners(); + }, + windowedWidth: 0, + windowedHeight: 0, + setFullscreenCanvasSize() { + // check if SDL is available + if (typeof SDL != "undefined") { + var flags = HEAPU32[((SDL.screen) >> 2)]; + flags = flags | 8388608; + // set SDL_FULLSCREEN flag + HEAP32[((SDL.screen) >> 2)] = flags; + } + Browser.updateCanvasDimensions(Browser.getCanvas()); + Browser.updateResizeListeners(); + }, + setWindowedCanvasSize() { + // check if SDL is available + if (typeof SDL != "undefined") { + var flags = HEAPU32[((SDL.screen) >> 2)]; + flags = flags & ~8388608; + // clear SDL_FULLSCREEN flag + HEAP32[((SDL.screen) >> 2)] = flags; + } + Browser.updateCanvasDimensions(Browser.getCanvas()); + Browser.updateResizeListeners(); + }, + updateCanvasDimensions(canvas, wNative, hNative) { + if (wNative && hNative) { + canvas.widthNative = wNative; + canvas.heightNative = hNative; + } else { + wNative = canvas.widthNative; + hNative = canvas.heightNative; + } + var w = wNative; + var h = hNative; + if (Module["forcedAspectRatio"] > 0) { + if (w / h < Module["forcedAspectRatio"]) { + w = Math.round(h * Module["forcedAspectRatio"]); + } else { + h = Math.round(w / Module["forcedAspectRatio"]); + } + } + if ((getFullscreenElement() === canvas.parentNode) && (typeof screen != "undefined")) { + var factor = Math.min(screen.width / w, screen.height / h); + w = Math.round(w * factor); + h = Math.round(h * factor); + } + if (Browser.resizeCanvas) { + if (canvas.width != w) canvas.width = w; + if (canvas.height != h) canvas.height = h; + if (typeof canvas.style != "undefined") { + canvas.style.removeProperty("width"); + canvas.style.removeProperty("height"); + } + } else { + if (canvas.width != wNative) canvas.width = wNative; + if (canvas.height != hNative) canvas.height = hNative; + if (typeof canvas.style != "undefined") { + if (w != wNative || h != hNative) { + canvas.style.setProperty("width", w + "px", "important"); + canvas.style.setProperty("height", h + "px", "important"); + } else { + canvas.style.removeProperty("width"); + canvas.style.removeProperty("height"); + } + } + } + } +}; + +/** @type {!Int16Array} */ var HEAP16; + +/** @type {!Int32Array} */ var HEAP32; + +/** @type {!Int8Array} */ var HEAP8; + +/** @type {!Float32Array} */ var HEAPF32; + +/** @type {!Float64Array} */ var HEAPF64; + +/** @type {!Uint16Array} */ var HEAPU16; + +/** @type {!Uint32Array} */ var HEAPU32; + +/** @type {!Uint8Array} */ var HEAPU8; + +var callRuntimeCallbacks = callbacks => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } +}; + +var onPostRuns = []; + +var addOnPostRun = cb => onPostRuns.push(cb); + +var onPreRuns = []; + +var addOnPreRun = cb => onPreRuns.push(cb); + +var noExitRuntime = true; + +var stackRestore = val => __emscripten_stack_restore(val); + +var stackSave = () => _emscripten_stack_get_current(); + +class ExceptionInfo { + // excPtr - Thrown object pointer to wrap. Metadata pointer is calculated from it. + constructor(excPtr) { + this.excPtr = excPtr; + this.ptr = excPtr - 24; + } + set_type(type) { + HEAPU32[(((this.ptr) + (4)) >> 2)] = type; + } + get_type() { + return HEAPU32[(((this.ptr) + (4)) >> 2)]; + } + set_destructor(destructor) { + HEAPU32[(((this.ptr) + (8)) >> 2)] = destructor; + } + get_destructor() { + return HEAPU32[(((this.ptr) + (8)) >> 2)]; + } + set_caught(caught) { + caught = caught ? 1 : 0; + HEAP8[(this.ptr) + (12)] = caught; + } + get_caught() { + return HEAP8[(this.ptr) + (12)] != 0; + } + set_rethrown(rethrown) { + rethrown = rethrown ? 1 : 0; + HEAP8[(this.ptr) + (13)] = rethrown; + } + get_rethrown() { + return HEAP8[(this.ptr) + (13)] != 0; + } + // Initialize native structure fields. Should be called once after allocated. + init(type, destructor) { + this.set_adjusted_ptr(0); + this.set_type(type); + this.set_destructor(destructor); + } + set_adjusted_ptr(adjustedPtr) { + HEAPU32[(((this.ptr) + (16)) >> 2)] = adjustedPtr; + } + get_adjusted_ptr() { + return HEAPU32[(((this.ptr) + (16)) >> 2)]; + } +} + +var uncaughtExceptionCount = 0; + +var ___cxa_throw = (ptr, type, destructor) => { + var info = new ExceptionInfo(ptr); + // Initialize ExceptionInfo content after it was allocated in __cxa_allocate_exception. + info.init(type, destructor); + uncaughtExceptionCount++; + abort(); +}; + +var PATH = { + isAbs: path => path.charAt(0) === "/", + splitPath: filename => { + var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === ".") { + parts.splice(i, 1); + } else if (last === "..") { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (;up; up--) { + parts.unshift(".."); + } + } + return parts; + }, + normalize: path => { + var isAbsolute = PATH.isAbs(path), trailingSlash = path.slice(-1) === "/"; + // Normalize the path + path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); + if (!path && !isAbsolute) { + path = "."; + } + if (path && trailingSlash) { + path += "/"; + } + return (isAbsolute ? "/" : "") + path; + }, + dirname: path => { + var result = PATH.splitPath(path), root = result[0], dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return "."; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.slice(0, -1); + } + return root + dir; + }, + basename: path => path && path.match(/([^\/]+|\/)\/*$/)[1], + join: (...paths) => PATH.normalize(paths.join("/")), + join2: (l, r) => PATH.normalize(l + "/" + r) +}; + +var initRandomFill = () => { + // This block is not needed on v19+ since crypto.getRandomValues is builtin + if (ENVIRONMENT_IS_NODE) { + var nodeCrypto = require("node:crypto"); + return view => nodeCrypto.randomFillSync(view); + } + return view => (crypto.getRandomValues(view), 0); +}; + +var randomFill = view => (randomFill = initRandomFill())(view); + +var PATH_FS = { + resolve: (...args) => { + var resolvedPath = "", resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = (i >= 0) ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != "string") { + throw new TypeError("Arguments to path.resolve must be strings"); + } else if (!path) { + return ""; + } + resolvedPath = path + "/" + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); + return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).slice(1); + to = PATH_FS.resolve(to).slice(1); + function trim(arr) { + var start = 0; + for (;start < arr.length; start++) { + if (arr[start] !== "") break; + } + var end = arr.length - 1; + for (;end >= 0; end--) { + if (arr[end] !== "") break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split("/")); + var toParts = trim(to.split("/")); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push(".."); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join("/"); + } +}; + +var UTF8Decoder = new TextDecoder; + +var findStringEnd = (heapOrArray, idx, maxBytesToRead, ignoreNul) => { + var maxIdx = idx + maxBytesToRead; + if (ignoreNul) return maxIdx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. + // As a tiny code save trick, compare idx against maxIdx using a negation, + // so that maxBytesToRead=undefined/NaN means Infinity. + while (heapOrArray[idx] && !(idx >= maxIdx)) ++idx; + return idx; +}; + +/** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. + * @return {string} + */ var UTF8ArrayToString = (heapOrArray, idx = 0, maxBytesToRead, ignoreNul) => { + var endPtr = findStringEnd(heapOrArray, idx, maxBytesToRead, ignoreNul); + return UTF8Decoder.decode(heapOrArray.buffer ? heapOrArray.subarray(idx, endPtr) : new Uint8Array(heapOrArray.slice(idx, endPtr))); +}; + +var FS_stdin_getChar_buffer = []; + +var lengthBytesUTF8 = str => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; +}; + +var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.codePointAt(i); + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + // Gotcha: if codePoint is over 0xFFFF, it is represented as a surrogate pair in UTF-16. + // We need to manually skip over the second code unit for correct iteration. + i++; + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; +}; + +/** @type {function(string, boolean=, number=)} */ var intArrayFromString = (stringy, dontAddNull, length) => { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; +}; + +var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes("EOF")) bytesRead = 0; else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString("utf-8"); + } + } else if (globalThis.window?.prompt) { + // Browser. + result = window.prompt("Input: "); + // returns null on cancel + if (result !== null) { + result += "\n"; + } + } else {} + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); +}; + +var TTY = { + ttys: [], + init() {}, + shutdown() {}, + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + } + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output?.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [ 24, 80 ]; + } + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output?.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + } + } +}; + +var zeroMemory = (ptr, size) => HEAPU8.fill(0, ptr, ptr + size); + +var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; + +var mmapAlloc = size => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; +}; + +var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, "/", 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // not supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink + }, + stream: { + llseek: MEMFS.stream_ops.llseek + } + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync + } + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink + }, + stream: {} + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr + }, + stream: FS.chrdev_stream_ops + } + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + // The actual number of bytes used in the typed array, as opposed to + // contents.length which gives the whole capacity. + node.usedBytes = 0; + // The byte data of the file is stored in a typed array. + // Note: typed arrays are not resizable like normal JS arrays are, so + // there is a small penalty involved for appending file writes that + // continuously grow a file similar to std::vector capacity vs used. + node.contents = MEMFS.emptyFileContents ??= new Uint8Array(0); + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + return node.contents.subarray(0, node.usedBytes); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents.length; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very + // small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for + // large sizes, do a much more conservative size*1.125 increase to avoid + // overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); + if (prevCapacity) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = MEMFS.getFileDataAsTypedArray(node); + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + node.contents.set(oldContents); + }, + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); + // Copy old data over to the new storage. + node.usedBytes = newSize; + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of [ "mode", "atime", "mtime", "ctime" ]) { + if (attr[key] != null) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + if (!MEMFS.doesNotExistError) { + MEMFS.doesNotExistError = new FS.ErrnoError(44); + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = ""; + } + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = new_dir.mtime = old_node.parent.ctime = old_node.parent.mtime = Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return [ ".", "..", ...Object.keys(node.contents) ]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + } + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + buffer.set(contents.subarray(position, position + size), offset); + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if (canOwn) { + node.contents = buffer.subarray(offset, offset + length); + node.usedBytes = length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + } else { + MEMFS.expandFileStorage(node, position + length); + // Use typed array write which is available. + node.contents.set(buffer.subarray(offset, offset + length), position); + node.usedBytes = Math.max(node.usedBytes, position + length); + } + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if (!(flags & 2) && contents.buffer === HEAP8.buffer) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if (position > 0 || position + length < contents.length) { + if (contents.subarray) { + contents = contents.subarray(position, position + length); + } else { + contents = Array.prototype.slice.call(contents, position, position + length); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); + // should we check if bytesWritten and length are the same? + return 0; + } + } +}; + +var FS_modeStringToFlags = str => { + if (typeof str != "string") return str; + var flagModes = { + "r": 0, + "r+": 2, + "w": 512 | 64 | 1, + "w+": 512 | 64 | 2, + "a": 1024 | 64 | 1, + "a+": 1024 | 64 | 2 + }; + var flags = flagModes[str]; + if (typeof flags == "undefined") { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; +}; + +var FS_fileDataToTypedArray = data => { + if (typeof data == "string") { + data = intArrayFromString(data, true); + } + if (!data.subarray) { + data = new Uint8Array(data); + } + return data; +}; + +var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; +}; + +var asyncLoad = async url => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); +}; + +var FS_createDataFile = (...args) => FS.createDataFile(...args); + +var getUniqueRunDependency = id => id; + +var runDependencies = 0; + +var dependenciesFulfilled = null; + +var removeRunDependency = id => { + runDependencies--; + Module["monitorRunDependencies"]?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } +}; + +var addRunDependency = id => { + runDependencies++; + Module["monitorRunDependencies"]?.(runDependencies); +}; + +var FS_handledByPreloadPlugin = async (byteArray, fullname) => { + // Ensure plugins are ready. + if (typeof Browser != "undefined") Browser.init(); + for (var plugin of preloadPlugins) { + if (plugin["canHandle"](fullname)) { + return plugin["handle"](byteArray, fullname); + } + } + // If no plugin handled this file then return the original/unmodified + // byteArray. + return byteArray; +}; + +var FS_preloadFile = async (parent, name, url, canRead, canWrite, dontCreateFile, canOwn, preFinish) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + addRunDependency(dep); + try { + var byteArray = url; + if (typeof url == "string") { + byteArray = await asyncLoad(url); + } + byteArray = await FS_handledByPreloadPlugin(byteArray, fullname); + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); + } + } finally { + removeRunDependency(dep); + } +}; + +var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { + FS_preloadFile(parent, name, url, canRead, canWrite, dontCreateFile, canOwn, preFinish).then(onload).catch(onerror); +}; + +var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: "/", + initialized: false, + ignorePermissions: true, + filesystems: null, + syncFSRequests: 0, + ErrnoError: class { + name="ErrnoError"; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + FSStream: class { + shared={}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return (this.flags & 1024); + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops={}; + stream_ops={}; + readMode=292 | 73; + writeMode=146; + mounted=null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val ? this.mode |= this.readMode : this.mode &= ~this.readMode; + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) { + throw new FS.ErrnoError(44); + } + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + "/" + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split("/").filter(p => !!p); + // start at the root + var current = FS.root; + var current_path = "/"; + for (var i = 0; i < parts.length; i++) { + var islast = (i === parts.length - 1); + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === ".") { + continue; + } + if (parts[i] === "..") { + current_path = PATH.dirname(current_path); + if (FS.isRoot(current)) { + path = current_path + "/" + parts.slice(i + 1).join("/"); + // We're making progress here, don't let many consecutive ..'s + // lead to ELOOP + nlinks--; + continue linkloop; + } else { + current = current.parent; + } + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if ((e?.errno === 44) && islast && opts.noent_okay) { + return { + path: current_path + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if (FS.isMountpoint(current) && (!islast || opts.follow_mount)) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + "/" + link; + } + path = link + "/" + parts.slice(i + 1).join("/"); + continue linkloop; + } + } + return { + path: current_path, + node: current + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = [ "r", "w", "rw" ][flag & 3]; + if ((flag & 512)) { + perms += "w"; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes("r") && !(node.mode & 292)) { + return 2; + } + if (perms.includes("w") && !(node.mode & 146)) { + return 2; + } + if (perms.includes("x") && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, "x"); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, "wx"); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, "wx"); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else if (FS.isDir(node.mode)) { + return 31; + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } + var mode = FS.flagsToPermissionString(flags); + if (FS.isDir(node.mode)) { + // opening for write + // TODO: check for O_SEARCH? (== search for dir only) + if (mode !== "r" || (flags & (512 | 64))) { + return 31; + } + } + return FS.nodePermissions(node, mode); + }, + checkOpExists(op, err) { + if (!op) { + throw new FS.ErrnoError(err); + } + return op; + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: fd => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream, stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + doSetAttr(stream, node, attr) { + var setattr = stream?.stream_ops.setattr; + var arg = setattr ? stream : node; + setattr ??= node.node_ops.setattr; + FS.checkOpExists(setattr, 63); + setattr(arg, attr); + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + } + }, + major: dev => ((dev) >> 8), + minor: dev => ((dev) & 255), + makedev: (ma, mi) => ((ma) << 8 | (mi)), + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops + }; + }, + getDevice: dev => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [ mount ]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == "function") { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + for (var mount of mounts) { + if (mount.type.syncfs) { + mount.type.syncfs(mount, populate, done); + } else { + done(null); + } + } + }, + mount(type, opts, mountpoint) { + var root = mountpoint === "/"; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [] + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + for (var [hash, current] of Object.entries(FS.nameTable)) { + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + } + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name) { + throw new FS.ErrnoError(28); + } + if (name === "." || name === "..") { + throw new FS.ErrnoError(20); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + return FS.statfsNode(FS.lookupPath(path, { + follow: true + }).node); + }, + statfsStream(stream) { + // We keep a separate statfsStream function because noderawfs overrides + // it. In noderawfs, stream.node is sometimes null. Instead, we need to + // look at stream.path. + return FS.statfsNode(stream.node); + }, + statfsNode(node) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. Currently nodefs and rawfs replace these defaults, + // other file systems leave them alone. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255 + }; + if (node.node_ops.statfs) { + Object.assign(rtn, node.node_ops.statfs(node.mount.opts.root)); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split("/"); + var d = ""; + for (var dir of dirs) { + if (!dir) continue; + if (d || PATH.isAbs(path)) d += "/"; + d += dir; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == "undefined") { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== ".") { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== ".") { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, "w"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + var readdir = FS.checkOpExists(node.node_ops.readdir, 54); + return readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + var node = lookup.node; + var getattr = FS.checkOpExists(node.node_ops.getattr, 63); + return getattr(node); + }, + fstat(fd) { + var stream = FS.getStreamChecked(fd); + var node = stream.node; + var getattr = stream.stream_ops.getattr; + var arg = getattr ? stream : node; + getattr ??= node.node_ops.getattr; + FS.checkOpExists(getattr, 63); + return getattr(arg); + }, + lstat(path) { + return FS.stat(path, true); + }, + doChmod(stream, node, mode, dontFollow) { + FS.doSetAttr(stream, node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + dontFollow + }); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == "string") { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + node = lookup.node; + } else { + node = path; + } + FS.doChmod(null, node, mode, dontFollow); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.doChmod(stream, stream.node, mode, false); + }, + doChown(stream, node, dontFollow) { + FS.doSetAttr(stream, node, { + timestamp: Date.now(), + dontFollow + }); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == "string") { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + node = lookup.node; + } else { + node = path; + } + FS.doChown(null, node, dontFollow); + }, + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.doChown(stream, stream.node, false); + }, + doTruncate(stream, node, len) { + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, "w"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.doSetAttr(stream, node, { + size: len, + timestamp: Date.now() + }); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == "string") { + var lookup = FS.lookupPath(path, { + follow: true + }); + node = lookup.node; + } else { + node = path; + } + FS.doTruncate(null, node, len); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if (len < 0 || (stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.doTruncate(stream, stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + var setattr = FS.checkOpExists(node.node_ops.setattr, 63); + setattr(node, { + atime, + mtime + }); + }, + open(path, flags, mode = 438) { + if (path === "") { + throw new FS.ErrnoError(44); + } + flags = FS_modeStringToFlags(flags); + if ((flags & 64)) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + var isDirPath; + if (typeof path == "object") { + node = path; + } else { + isDirPath = path.endsWith("/"); + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if ((flags & 64)) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if ((flags & 128)) { + throw new FS.ErrnoError(20); + } + } else if (isDirPath) { + throw new FS.ErrnoError(31); + } else { + // node doesn't exist, try to create it + // Ignore the permission bits here to ensure we can `open` this new + // file below. We use chmod below to apply the permissions once the + // file is open. + node = FS.mknod(path, mode | 511, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if ((flags & 65536) && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if ((flags & 512) && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (created) { + FS.chmod(node, mode & 511); + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != "undefined"; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != "undefined"; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap(stream, length, position, prot, flags); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || "binary"; + if (opts.encoding !== "utf8" && opts.encoding !== "binary") { + abort(`Invalid encoding type "${opts.encoding}"`); + } + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === "utf8") { + buf = UTF8ArrayToString(buf); + } + FS.close(stream); + return buf; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + data = FS_fileDataToTypedArray(data); + FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, "x"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir("/tmp"); + FS.mkdir("/home"); + FS.mkdir("/home/web_user"); + }, + createDefaultDevices() { + // create /dev + FS.mkdir("/dev"); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0 + }); + FS.mkdev("/dev/null", FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev("/dev/tty", FS.makedev(5, 0)); + FS.mkdev("/dev/tty1", FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomFill(randomBuffer); + randomLeft = randomBuffer.byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice("/dev", "random", randomByte); + FS.createDevice("/dev", "urandom", randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir("/dev/shm"); + FS.mkdir("/dev/shm/tmp"); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir("/proc"); + var proc_self = FS.mkdir("/proc/self"); + FS.mkdir("/proc/self/fd"); + FS.mount({ + mount() { + var node = FS.createNode(proc_self, "fd", 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: "fake" + }, + node_ops: { + readlink: () => stream.path + }, + id: fd + 1 + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()).filter(([k, v]) => v).map(([k, v]) => k.toString()); + } + }; + return node; + } + }, {}, "/proc/self/fd"); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice("/dev", "stdin", input); + } else { + FS.symlink("/dev/tty", "/dev/stdin"); + } + if (output) { + FS.createDevice("/dev", "stdout", null, output); + } else { + FS.symlink("/dev/tty", "/dev/stdout"); + } + if (error) { + FS.createDevice("/dev", "stderr", null, error); + } else { + FS.symlink("/dev/tty1", "/dev/stderr"); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open("/dev/stdin", 0); + var stdout = FS.open("/dev/stdout", 1); + var stderr = FS.open("/dev/stderr", 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, "/"); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + "MEMFS": MEMFS + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module["stdin"]; + output ??= Module["stdout"]; + error ??= Module["stderr"]; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + // close all of our streams + for (var stream of FS.streams) { + if (stream) { + FS.close(stream); + } + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null + }; + try { + var lookup = FS.lookupPath(path, { + parent: true + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === "/"; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == "string" ? parent : FS.getPath(parent); + var parts = path.split("/").reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) { + if (e.errno != 20) throw e; + } + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = typeof parent == "string" ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + data = FS_fileDataToTypedArray(data); + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + } + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; + if (globalThis.XMLHttpRequest) { + abort("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown=false; + chunks=[]; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest; + xhr.open("HEAD", url, false); + xhr.send(null); + if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) abort("Couldn't load " + url + ". Status: " + xhr.status); + var datalength = Number(xhr.getResponseHeader("Content-length")); + var header; + var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; + var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) abort("invalid range (" + from + ", " + to + ") or no bytes requested!"); + if (to > datalength - 1) abort("only " + datalength + " bytes available! programmer error!"); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest; + xhr.open("GET", url, false); + if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); + // Some hints to the browser that we want binary data. + xhr.responseType = "arraybuffer"; + if (xhr.overrideMimeType) { + xhr.overrideMimeType("text/plain; charset=x-user-defined"); + } + xhr.send(null); + if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) abort("Couldn't load " + url + ". Status: " + xhr.status); + if (xhr.response !== undefined) { + return new Uint8Array(/** @type{Array} */ (xhr.response || [])); + } + return intArrayFromString(xhr.responseText || "", true); + }; + var lazyArray = this; + lazyArray.setDataGetter(chunkNum => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == "undefined") { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == "undefined") abort("doXHR failed!"); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out("LazyFiles on gzip forces download of the whole file when length is accessed"); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (globalThis.XMLHttpRequest) { + if (!ENVIRONMENT_IS_WORKER) abort("Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"); + var lazyArray = new LazyUint8Array; + var properties = { + isDevice: false, + contents: lazyArray + }; + } else { + var properties = { + isDevice: false, + url + }; + } + var node = FS.createFile(parent, name, properties, canRead, canWrite); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function() { + return this.contents.length; + } + } + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + for (const [key, fn] of Object.entries(node.stream_ops)) { + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + } + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true + }; + }; + node.stream_ops = stream_ops; + return node; + } +}; + +/** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index. + * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead, ignoreNul) => { + if (!ptr) return ""; + var end = findStringEnd(HEAPU8, ptr, maxBytesToRead, ignoreNul); + return UTF8Decoder.decode(HEAPU8.subarray(ptr, end)); +}; + +var SYSCALLS = { + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + "/" + path; + }, + writeStat(buf, stat) { + HEAPU32[((buf) >> 2)] = stat.dev; + HEAPU32[(((buf) + (4)) >> 2)] = stat.mode; + HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; + HEAPU32[(((buf) + (12)) >> 2)] = stat.uid; + HEAPU32[(((buf) + (16)) >> 2)] = stat.gid; + HEAPU32[(((buf) + (20)) >> 2)] = stat.rdev; + (tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], + HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); + HEAP32[(((buf) + (32)) >> 2)] = 4096; + HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + (tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), + (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], + HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); + HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3 * 1e3; + (tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), + (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], + HEAP32[(((buf) + (56)) >> 2)] = tempI64[0], HEAP32[(((buf) + (60)) >> 2)] = tempI64[1]); + HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3 * 1e3; + (tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), + (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], + HEAP32[(((buf) + (72)) >> 2)] = tempI64[0], HEAP32[(((buf) + (76)) >> 2)] = tempI64[1]); + HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3 * 1e3; + (tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], + HEAP32[(((buf) + (88)) >> 2)] = tempI64[0], HEAP32[(((buf) + (92)) >> 2)] = tempI64[1]); + return 0; + }, + writeStatFs(buf, stats) { + HEAPU32[(((buf) + (4)) >> 2)] = stats.bsize; + HEAPU32[(((buf) + (60)) >> 2)] = stats.bsize; + (tempI64 = [ stats.blocks >>> 0, (tempDouble = stats.blocks, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], + HEAP32[(((buf) + (8)) >> 2)] = tempI64[0], HEAP32[(((buf) + (12)) >> 2)] = tempI64[1]); + (tempI64 = [ stats.bfree >>> 0, (tempDouble = stats.bfree, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], + HEAP32[(((buf) + (16)) >> 2)] = tempI64[0], HEAP32[(((buf) + (20)) >> 2)] = tempI64[1]); + (tempI64 = [ stats.bavail >>> 0, (tempDouble = stats.bavail, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], + HEAP32[(((buf) + (24)) >> 2)] = tempI64[0], HEAP32[(((buf) + (28)) >> 2)] = tempI64[1]); + (tempI64 = [ stats.files >>> 0, (tempDouble = stats.files, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], + HEAP32[(((buf) + (32)) >> 2)] = tempI64[0], HEAP32[(((buf) + (36)) >> 2)] = tempI64[1]); + (tempI64 = [ stats.ffree >>> 0, (tempDouble = stats.ffree, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], + HEAP32[(((buf) + (40)) >> 2)] = tempI64[0], HEAP32[(((buf) + (44)) >> 2)] = tempI64[1]); + HEAPU32[(((buf) + (48)) >> 2)] = stats.fsid; + HEAPU32[(((buf) + (64)) >> 2)] = stats.flags; + // ST_NOSUID + HEAPU32[(((buf) + (56)) >> 2)] = stats.namelen; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + } +}; + +function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ""; + if (amode & 4) perms += "r"; + if (amode & 2) perms += "w"; + if (amode & 1) perms += "x"; + if (perms && FS.nodePermissions(node, perms)) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; + SYSCALLS.varargs += 4; + return ret; +}; + +var syscallGetVarargP = syscallGetVarargI; + +function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: + { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: + { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: + { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(((arg) + (offset)) >> 1)] = 2; + return 0; + } + + case 13: + case 14: + // Pretend that the locking is successful. These are process-level locks, + // and Emscripten programs are a single process. If we supported linking a + // filesystem between programs, we'd need to do more here. + // See https://github.com/emscripten-core/emscripten/issues/23697 + return 0; + } + return -28; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_fstat64(fd, buf) { + try { + return SYSCALLS.writeStat(buf, FS.fstat(fd)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +var convertI32PairToI53Checked = (lo, hi) => ((hi + 2097152) >>> 0 < 4194305 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; + +function ___syscall_ftruncate64(fd, length_low, length_high) { + var length = convertI32PairToI53Checked(length_low, length_high); + try { + if (isNaN(length)) return -61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: + { + if (!stream.tty) return -59; + return 0; + } + + case 21505: + { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[((argp) >> 2)] = termios.c_iflag || 0; + HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; + HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; + HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: + { + if (!stream.tty) return -59; + return 0; + } + + case 21506: + case 21507: + case 21508: + { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[((argp) >> 2)]; + var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; + var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; + var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[(argp + i) + (17)]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc + }); + } + return 0; + } + + case 21519: + { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[((argp) >> 2)] = 0; + return 0; + } + + case 21520: + { + if (!stream.tty) return -59; + return -28; + } + + case 21537: + case 21531: + { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: + { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); + var argp = syscallGetVarargP(); + HEAP16[((argp) >> 1)] = winsize[0]; + HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; + } + return 0; + } + + case 21524: + { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: + { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.writeStat(buf, FS.lstat(path)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & (~6400); + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.writeStat(buf, nofollow ? FS.lstat(path) : FS.stat(path)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.writeStat(buf, FS.stat(path)); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +var __abort_js = () => abort(""); + +var __embind_register_bigint = (primitiveType, name, size, minRange, maxRange) => {}; + +var AsciiToString = ptr => { + var str = ""; + while (1) { + var ch = HEAPU8[ptr++]; + if (!ch) return str; + str += String.fromCharCode(ch); + } +}; + +var awaitingDependencies = {}; + +var registeredTypes = {}; + +var typeDependencies = {}; + +var BindingError = class BindingError extends Error { + constructor(message) { + super(message); + this.name = "BindingError"; + } +}; + +var throwBindingError = message => { + throw new BindingError(message); +}; + +/** @param {Object=} options */ function sharedRegisterType(rawType, registeredInstance, options = {}) { + var name = registeredInstance.name; + if (!rawType) { + throwBindingError(`type "${name}" must have a positive integer typeid pointer`); + } + if (registeredTypes.hasOwnProperty(rawType)) { + if (options.ignoreDuplicateRegistrations) { + return; + } else { + throwBindingError(`Cannot register type '${name}' twice`); + } + } + registeredTypes[rawType] = registeredInstance; + delete typeDependencies[rawType]; + if (awaitingDependencies.hasOwnProperty(rawType)) { + var callbacks = awaitingDependencies[rawType]; + delete awaitingDependencies[rawType]; + callbacks.forEach(cb => cb()); + } +} + +/** @param {Object=} options */ function registerType(rawType, registeredInstance, options = {}) { + return sharedRegisterType(rawType, registeredInstance, options); +} + +/** @suppress {globalThis} */ var __embind_register_bool = (rawType, name, trueValue, falseValue) => { + name = AsciiToString(name); + registerType(rawType, { + name, + fromWireType: function(wt) { + // ambiguous emscripten ABI: sometimes return values are + // true or false, and sometimes integers (0 or 1) + return !!wt; + }, + toWireType: function(destructors, o) { + return o ? trueValue : falseValue; + }, + readValueFromPointer: function(pointer) { + return this.fromWireType(HEAPU8[pointer]); + }, + destructorFunction: null + }); +}; + +var emval_freelist = []; + +var emval_handles = [ 0, 1, , 1, null, 1, true, 1, false, 1 ]; + +var __emval_decref = handle => { + if (handle > 9 && 0 === --emval_handles[handle + 1]) { + var value = emval_handles[handle]; + emval_handles[handle] = undefined; + emval_freelist.push(handle); + } +}; + +var Emval = { + toValue: handle => { + if (!handle) { + throwBindingError(`Cannot use deleted val. handle = ${handle}`); + } + return emval_handles[handle]; + }, + toHandle: value => { + switch (value) { + case undefined: + return 2; + + case null: + return 4; + + case true: + return 6; + + case false: + return 8; + + default: + { + const handle = emval_freelist.pop() || emval_handles.length; + emval_handles[handle] = value; + emval_handles[handle + 1] = 1; + return handle; + } + } + } +}; + +/** @suppress {globalThis} */ function readPointer(pointer) { + return this.fromWireType(HEAPU32[((pointer) >> 2)]); +} + +var EmValType = { + name: "emscripten::val", + fromWireType: handle => { + var rv = Emval.toValue(handle); + __emval_decref(handle); + return rv; + }, + toWireType: (destructors, value) => Emval.toHandle(value), + readValueFromPointer: readPointer, + destructorFunction: null +}; + +var __embind_register_emval = rawType => registerType(rawType, EmValType); + +var floatReadValueFromPointer = (name, width) => { + switch (width) { + case 4: + return function(pointer) { + return this.fromWireType(HEAPF32[((pointer) >> 2)]); + }; + + case 8: + return function(pointer) { + return this.fromWireType(HEAPF64[((pointer) >> 3)]); + }; + + default: + throw new TypeError(`invalid float width (${width}): ${name}`); + } +}; + +var __embind_register_float = (rawType, name, size) => { + name = AsciiToString(name); + registerType(rawType, { + name, + fromWireType: value => value, + toWireType: (destructors, value) => value, + readValueFromPointer: floatReadValueFromPointer(name, size), + destructorFunction: null + }); +}; + +var integerReadValueFromPointer = (name, width, signed) => { + // integers are quite common, so generate very specialized functions + switch (width) { + case 1: + return signed ? pointer => HEAP8[pointer] : pointer => HEAPU8[pointer]; + + case 2: + return signed ? pointer => HEAP16[((pointer) >> 1)] : pointer => HEAPU16[((pointer) >> 1)]; + + case 4: + return signed ? pointer => HEAP32[((pointer) >> 2)] : pointer => HEAPU32[((pointer) >> 2)]; + + default: + throw new TypeError(`invalid integer width (${width}): ${name}`); + } +}; + +/** @suppress {globalThis} */ var __embind_register_integer = (primitiveType, name, size, minRange, maxRange) => { + name = AsciiToString(name); + const isUnsignedType = minRange === 0; + let fromWireType = value => value; + if (isUnsignedType) { + var bitshift = 32 - 8 * size; + fromWireType = value => (value << bitshift) >>> bitshift; + maxRange = fromWireType(maxRange); + } + registerType(primitiveType, { + name, + fromWireType, + toWireType: (destructors, value) => value, + readValueFromPointer: integerReadValueFromPointer(name, size, minRange !== 0), + destructorFunction: null + }); +}; + +var __embind_register_memory_view = (rawType, dataTypeIndex, name) => { + var typeMapping = [ Int8Array, Uint8Array, Int16Array, Uint16Array, Int32Array, Uint32Array, Float32Array, Float64Array ]; + var TA = typeMapping[dataTypeIndex]; + function decodeMemoryView(handle) { + var size = HEAPU32[((handle) >> 2)]; + var data = HEAPU32[(((handle) + (4)) >> 2)]; + return new TA(HEAP8.buffer, data, size); + } + name = AsciiToString(name); + registerType(rawType, { + name, + fromWireType: decodeMemoryView, + readValueFromPointer: decodeMemoryView + }, { + ignoreDuplicateRegistrations: true + }); +}; + +var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + +var __embind_register_std_string = (rawType, name) => { + name = AsciiToString(name); + var stdStringIsUTF8 = true; + registerType(rawType, { + name, + // For some method names we use string keys here since they are part of + // the public/external API and/or used by the runtime-generated code. + fromWireType(value) { + var length = HEAPU32[((value) >> 2)]; + var payload = value + 4; + var str; + if (stdStringIsUTF8) { + str = UTF8ToString(payload, length, true); + } else { + str = ""; + for (var i = 0; i < length; ++i) { + str += String.fromCharCode(HEAPU8[payload + i]); + } + } + _free(value); + return str; + }, + toWireType(destructors, value) { + if (value instanceof ArrayBuffer) { + value = new Uint8Array(value); + } + var length; + var valueIsOfTypeString = (typeof value == "string"); + // We accept `string` or array views with single byte elements + if (!(valueIsOfTypeString || (ArrayBuffer.isView(value) && value.BYTES_PER_ELEMENT == 1))) { + throwBindingError("Cannot pass non-string to std::string"); + } + if (stdStringIsUTF8 && valueIsOfTypeString) { + length = lengthBytesUTF8(value); + } else { + length = value.length; + } + // assumes POINTER_SIZE alignment + var base = _malloc(4 + length + 1); + var ptr = base + 4; + HEAPU32[((base) >> 2)] = length; + if (valueIsOfTypeString) { + if (stdStringIsUTF8) { + stringToUTF8(value, ptr, length + 1); + } else { + for (var i = 0; i < length; ++i) { + var charCode = value.charCodeAt(i); + if (charCode > 255) { + _free(base); + throwBindingError("String has UTF-16 code units that do not fit in 8 bits"); + } + HEAPU8[ptr + i] = charCode; + } + } + } else { + HEAPU8.set(value, ptr); + } + if (destructors !== null) { + destructors.push(_free, base); + } + return base; + }, + readValueFromPointer: readPointer, + destructorFunction(ptr) { + _free(ptr); + } + }); +}; + +var UTF16Decoder = new TextDecoder("utf-16le"); + +var UTF16ToString = (ptr, maxBytesToRead, ignoreNul) => { + var idx = ((ptr) >> 1); + var endIdx = findStringEnd(HEAPU16, idx, maxBytesToRead / 2, ignoreNul); + return UTF16Decoder.decode(HEAPU16.subarray(idx, endIdx)); +}; + +var stringToUTF16 = (str, outPtr, maxBytesToWrite) => { + // Backwards compatibility: if max bytes is not specified, assume unsafe unbounded write is allowed. + maxBytesToWrite ??= 2147483647; + if (maxBytesToWrite < 2) return 0; + maxBytesToWrite -= 2; + // Null terminator. + var startPtr = outPtr; + var numCharsToWrite = (maxBytesToWrite < str.length * 2) ? (maxBytesToWrite / 2) : str.length; + for (var i = 0; i < numCharsToWrite; ++i) { + // charCodeAt returns a UTF-16 encoded code unit, so it can be directly written to the HEAP. + var codeUnit = str.charCodeAt(i); + // possibly a lead surrogate + HEAP16[((outPtr) >> 1)] = codeUnit; + outPtr += 2; + } + // Null-terminate the pointer to the HEAP. + HEAP16[((outPtr) >> 1)] = 0; + return outPtr - startPtr; +}; + +var lengthBytesUTF16 = str => str.length * 2; + +var UTF32ToString = (ptr, maxBytesToRead, ignoreNul) => { + var str = ""; + var startIdx = ((ptr) >> 2); + // If maxBytesToRead is not passed explicitly, it will be undefined, and this + // will always evaluate to true. This saves on code size. + for (var i = 0; !(i >= maxBytesToRead / 4); i++) { + var utf32 = HEAPU32[startIdx + i]; + if (!utf32 && !ignoreNul) break; + str += String.fromCodePoint(utf32); + } + return str; +}; + +var stringToUTF32 = (str, outPtr, maxBytesToWrite) => { + // Backwards compatibility: if max bytes is not specified, assume unsafe unbounded write is allowed. + maxBytesToWrite ??= 2147483647; + if (maxBytesToWrite < 4) return 0; + var startPtr = outPtr; + var endPtr = startPtr + maxBytesToWrite - 4; + for (var i = 0; i < str.length; ++i) { + var codePoint = str.codePointAt(i); + // Gotcha: if codePoint is over 0xFFFF, it is represented as a surrogate pair in UTF-16. + // We need to manually skip over the second code unit for correct iteration. + if (codePoint > 65535) { + i++; + } + HEAP32[((outPtr) >> 2)] = codePoint; + outPtr += 4; + if (outPtr + 4 > endPtr) break; + } + // Null-terminate the pointer to the HEAP. + HEAP32[((outPtr) >> 2)] = 0; + return outPtr - startPtr; +}; + +var lengthBytesUTF32 = str => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + var codePoint = str.codePointAt(i); + // Gotcha: if codePoint is over 0xFFFF, it is represented as a surrogate pair in UTF-16. + // We need to manually skip over the second code unit for correct iteration. + if (codePoint > 65535) { + i++; + } + len += 4; + } + return len; +}; + +var __embind_register_std_wstring = (rawType, charSize, name) => { + name = AsciiToString(name); + var decodeString, encodeString, lengthBytesUTF; + if (charSize === 2) { + decodeString = UTF16ToString; + encodeString = stringToUTF16; + lengthBytesUTF = lengthBytesUTF16; + } else { + decodeString = UTF32ToString; + encodeString = stringToUTF32; + lengthBytesUTF = lengthBytesUTF32; + } + registerType(rawType, { + name, + fromWireType: value => { + // Code mostly taken from _embind_register_std_string fromWireType + var length = HEAPU32[((value) >> 2)]; + var str = decodeString(value + 4, length * charSize, true); + _free(value); + return str; + }, + toWireType: (destructors, value) => { + if (!(typeof value == "string")) { + throwBindingError(`Cannot pass non-string to C++ string type ${name}`); + } + // assumes POINTER_SIZE alignment + var length = lengthBytesUTF(value); + var ptr = _malloc(4 + length + charSize); + HEAPU32[((ptr) >> 2)] = length / charSize; + encodeString(value, ptr + 4, length + charSize); + if (destructors !== null) { + destructors.push(_free, ptr); + } + return ptr; + }, + readValueFromPointer: readPointer, + destructorFunction(ptr) { + _free(ptr); + } + }); +}; + +var __embind_register_void = (rawType, name) => { + name = AsciiToString(name); + registerType(rawType, { + isVoid: true, + // void return values can be optimized out sometimes + name, + fromWireType: () => undefined, + // TODO: assert if anything else is given? + toWireType: (destructors, o) => undefined + }); +}; + +var emval_methodCallers = []; + +var emval_addMethodCaller = caller => { + var id = emval_methodCallers.length; + emval_methodCallers.push(caller); + return id; +}; + +var getTypeName = type => { + var ptr = ___getTypeName(type); + var rv = AsciiToString(ptr); + _free(ptr); + return rv; +}; + +var requireRegisteredType = (rawType, humanName) => { + var impl = registeredTypes[rawType]; + if (undefined === impl) { + throwBindingError(`${humanName} has unknown type ${getTypeName(rawType)}`); + } + return impl; +}; + +var emval_lookupTypes = (argCount, argTypes) => { + var a = new Array(argCount); + for (var i = 0; i < argCount; ++i) { + a[i] = requireRegisteredType(HEAPU32[(((argTypes) + (i * 4)) >> 2)], `parameter ${i}`); + } + return a; +}; + +var createNamedFunction = (name, func) => Object.defineProperty(func, "name", { + value: name +}); + +var emval_returnValue = (toReturnWire, destructorsRef, handle) => { + var destructors = []; + var result = toReturnWire(destructors, handle); + if (destructors.length) { + // void, primitives and any other types w/o destructors don't need to allocate a handle + HEAPU32[((destructorsRef) >> 2)] = Emval.toHandle(destructors); + } + return result; +}; + +var emval_symbols = {}; + +var getStringOrSymbol = address => { + var symbol = emval_symbols[address]; + if (symbol === undefined) { + return AsciiToString(address); + } + return symbol; +}; + +var __emval_create_invoker = (argCount, argTypesPtr, kind) => { + var GenericWireTypeSize = 8; + var [retType, ...argTypes] = emval_lookupTypes(argCount, argTypesPtr); + var toReturnWire = retType.toWireType.bind(retType); + var argFromPtr = argTypes.map(type => type.readValueFromPointer.bind(type)); + argCount--; + // remove the extracted return type + var argN = new Array(argCount); + var invokerFunction = (handle, methodName, destructorsRef, args) => { + var offset = 0; + for (var i = 0; i < argCount; ++i) { + argN[i] = argFromPtr[i](args + offset); + offset += GenericWireTypeSize; + } + var rv; + switch (kind) { + case 0: + rv = Emval.toValue(handle).apply(null, argN); + break; + + case 2: + rv = Reflect.construct(Emval.toValue(handle), argN); + break; + + case 3: + // no-op, just return the argument + rv = argN[0]; + break; + + case 1: + rv = Emval.toValue(handle)[getStringOrSymbol(methodName)](...argN); + break; + } + return emval_returnValue(toReturnWire, destructorsRef, rv); + }; + var functionName = `methodCaller<(${argTypes.map(t => t.name)}) => ${retType.name}>`; + return emval_addMethodCaller(createNamedFunction(functionName, invokerFunction)); +}; + +var __emval_get_global = name => { + if (!name) { + return Emval.toHandle(globalThis); + } + name = getStringOrSymbol(name); + return Emval.toHandle(globalThis[name]); +}; + +var __emval_get_property = (handle, key) => { + handle = Emval.toValue(handle); + key = Emval.toValue(key); + return Emval.toHandle(handle[key]); +}; + +var __emval_incref = handle => { + if (handle > 9) { + emval_handles[handle + 1] += 1; + } +}; + +var __emval_instanceof = (object, constructor) => { + object = Emval.toValue(object); + constructor = Emval.toValue(constructor); + return object instanceof constructor; +}; + +var __emval_invoke = (caller, handle, methodName, destructorsRef, args) => emval_methodCallers[caller](handle, methodName, destructorsRef, args); + +var __emval_new_cstring = v => Emval.toHandle(getStringOrSymbol(v)); + +var runDestructors = destructors => { + while (destructors.length) { + var ptr = destructors.pop(); + var del = destructors.pop(); + del(ptr); + } +}; + +var __emval_run_destructors = handle => { + var destructors = Emval.toValue(handle); + runDestructors(destructors); + __emval_decref(handle); +}; + +var __emval_set_property = (handle, key, value) => { + handle = Emval.toValue(handle); + key = Emval.toValue(key); + value = Emval.toValue(value); + handle[key] = value; +}; + +var __emval_typeof = handle => { + handle = Emval.toValue(handle); + return Emval.toHandle(typeof handle); +}; + +function __gmtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); + HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); + HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); + HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); + HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); + HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; + HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(((tmPtr) + (28)) >> 2)] = yday; +} + +var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + +var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; + +var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; + +var ydayFromDate = date => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; +}; + +function __localtime_js(time_low, time_high, tmPtr) { + var time = convertI32PairToI53Checked(time_low, time_high); + var date = new Date(time * 1e3); + HEAP32[((tmPtr) >> 2)] = date.getSeconds(); + HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); + HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); + HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); + HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); + HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; + HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(((tmPtr) + (28)) >> 2)] = yday; + HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(((tmPtr) + (32)) >> 2)] = dst; +} + +var setTempRet0 = val => __emscripten_tempret_set(val); + +var __mktime_js = function(tmPtr) { + var ret = (() => { + var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); + } else if ((dst > 0) != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); + } + HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(((tmPtr) + (28)) >> 2)] = yday; + // To match expected behavior, update fields from date + HEAP32[((tmPtr) >> 2)] = date.getSeconds(); + HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); + HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); + HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); + HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); + HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return (setTempRet0((tempDouble = ret, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0)), + ret >>> 0); +}; + +function __mmap_js(len, prot, flags, fd, offset_low, offset_high, allocated, addr) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[((allocated) >> 2)] = res.allocated; + HEAPU32[((addr) >> 2)] = ptr; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function __munmap_js(addr, len, prot, flags, fd, offset_low, offset_high) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = (new Date).getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; + HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); + var extractZone = timezoneOffset => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? "-" : "+"; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, "0"); + var minutes = String(absOffset % 60).padStart(2, "0"); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } +}; + +var _emscripten_get_now = () => performance.now(); + +var _emscripten_date_now = () => Date.now(); + +var nowIsMonotonic = 1; + +var checkWasiClock = clock_id => clock_id >= 0 && clock_id <= 3; + +function _clock_time_get(clk_id, ignored_precision_low, ignored_precision_high, ptime) { + var ignored_precision = convertI32PairToI53Checked(ignored_precision_low, ignored_precision_high); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + (tempI64 = [ nsec >>> 0, (tempDouble = nsec, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], + HEAP32[((ptime) >> 2)] = tempI64[0], HEAP32[(((ptime) + (4)) >> 2)] = tempI64[1]); + return 0; +} + +var readEmAsmArgsArray = []; + +var readEmAsmArgs = (sigPtr, buf) => { + readEmAsmArgsArray.length = 0; + var ch; + // Most arguments are i32s, so shift the buffer pointer so it is a plain + // index into HEAP32. + while (ch = HEAPU8[sigPtr++]) { + // Floats are always passed as doubles, so all types except for 'i' + // are 8 bytes and require alignment. + var wide = (ch != 105); + wide &= (ch != 112); + buf += wide && (buf % 8) ? 4 : 0; + readEmAsmArgsArray.push(// Special case for pointers under wasm64 or CAN_ADDRESS_2GB mode. + ch == 112 ? HEAPU32[((buf) >> 2)] : ch == 105 ? HEAP32[((buf) >> 2)] : HEAPF64[((buf) >> 3)]); + buf += wide ? 8 : 4; + } + return readEmAsmArgsArray; +}; + +var runEmAsmFunction = (code, sigPtr, argbuf) => { + var args = readEmAsmArgs(sigPtr, argbuf); + return ASM_CONSTS[code](...args); +}; + +var _emscripten_asm_const_int = (code, sigPtr, argbuf) => runEmAsmFunction(code, sigPtr, argbuf); + +var _emscripten_asm_const_ptr = (code, sigPtr, argbuf) => runEmAsmFunction(code, sigPtr, argbuf); + +var _emscripten_errn = (str, len) => err(UTF8ToString(str, len)); + +var getHeapMax = () => // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate +// full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side +// for any code that deals with heap sizes, which would require special +// casing all heap size related code to treat 0 specially. +2147483648; + +var _emscripten_get_heap_max = () => getHeapMax(); + +var _emscripten_has_asyncify = () => 0; + +var _emscripten_outn = (str, len) => out(UTF8ToString(str, len)); + +var UNWIND_CACHE = {}; + +var stringToNewUTF8 = str => { + var size = lengthBytesUTF8(str) + 1; + var ret = _malloc(size); + if (ret) stringToUTF8(str, ret, size); + return ret; +}; + +/** @returns {number} */ var convertFrameToPC = frame => { + var match; + if (match = /\bwasm-function\[\d+\]:(0x[0-9a-f]+)/.exec(frame)) { + // Wasm engines give the binary offset directly, so we use that as return address + return +match[1]; + } else if (match = /:(\d+):\d+(?:\)|$)/.exec(frame)) { + // If we are in js, we can use the js line number as the "return address". + // This should work for wasm2js. We tag the high bit to distinguish this + // from wasm addresses. + return 2147483648 | +match[1]; + } + // return 0 if we can't find any + return 0; +}; + +var saveInUnwindCache = callstack => { + for (var line of callstack) { + var pc = convertFrameToPC(line); + if (pc) { + UNWIND_CACHE[pc] = line; + } + } +}; + +var jsStackTrace = () => (new Error).stack.toString(); + +var _emscripten_stack_snapshot = () => { + var callstack = jsStackTrace().split("\n"); + if (callstack[0] == "Error") { + callstack.shift(); + } + saveInUnwindCache(callstack); + // Caches the stack snapshot so that emscripten_stack_unwind_buffer() can + // unwind from this spot. + UNWIND_CACHE.last_addr = convertFrameToPC(callstack[3]); + UNWIND_CACHE.last_stack = callstack; + return UNWIND_CACHE.last_addr; +}; + +var _emscripten_pc_get_function = pc => { + var frame = UNWIND_CACHE[pc]; + if (!frame) return 0; + var name; + var match; + // First try to match foo.wasm.sym files explcitly. e.g. + // at test_return_address.wasm.main (wasm://wasm/test_return_address.wasm-0012cc2a:wasm-function[26]:0x9f3 + // Then match JS symbols which don't include that module name: + // at invokeEntryPoint (.../test_return_address.js:1500:42) + // Finally match firefox format: + // Object._main@http://server.com:4324:12' + if (match = /^\s+at .*\.wasm\.(.*) \(.*\)$/.exec(frame)) { + name = match[1]; + } else if (match = /^\s+at (.*) \(.*\)$/.exec(frame)) { + name = match[1]; + } else if (match = /^(.+?)@/.exec(frame)) { + name = match[1]; + } else { + return 0; + } + _free(_emscripten_pc_get_function.ret ?? 0); + _emscripten_pc_get_function.ret = stringToNewUTF8(name); + return _emscripten_pc_get_function.ret; +}; + +var growMemory = size => { + var oldHeapSize = wasmMemory.buffer.byteLength; + var pages = ((size - oldHeapSize + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } catch (e) {} +}; + +var _emscripten_resize_heap = requestedSize => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + .2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); + var newSize = Math.min(maxHeapSize, alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536)); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; +}; + +var _emscripten_stack_unwind_buffer = (addr, buffer, count) => { + var stack; + if (UNWIND_CACHE.last_addr == addr) { + stack = UNWIND_CACHE.last_stack; + } else { + stack = jsStackTrace().split("\n"); + if (stack[0] == "Error") { + stack.shift(); + } + saveInUnwindCache(stack); + } + var offset = 3; + while (stack[offset] && convertFrameToPC(stack[offset]) != addr) { + ++offset; + } + for (var i = 0; i < count && stack[i + offset]; ++i) { + HEAP32[(((buffer) + (i * 4)) >> 2)] = convertFrameToPC(stack[i + offset]); + } + return i; +}; + +var GLctx; + +var webgl_enable_ANGLE_instanced_arrays = ctx => { + // Extension available in WebGL 1 from Firefox 26 and Google Chrome 30 onwards. Core feature in WebGL 2. + var ext = ctx.getExtension("ANGLE_instanced_arrays"); + // Because this extension is a core function in WebGL 2, assign the extension entry points in place of + // where the core functions will reside in WebGL 2. This way the calling code can call these without + // having to dynamically branch depending if running against WebGL 1 or WebGL 2. + if (ext) { + ctx["vertexAttribDivisor"] = (index, divisor) => ext["vertexAttribDivisorANGLE"](index, divisor); + ctx["drawArraysInstanced"] = (mode, first, count, primcount) => ext["drawArraysInstancedANGLE"](mode, first, count, primcount); + ctx["drawElementsInstanced"] = (mode, count, type, indices, primcount) => ext["drawElementsInstancedANGLE"](mode, count, type, indices, primcount); + return 1; + } +}; + +var webgl_enable_OES_vertex_array_object = ctx => { + // Extension available in WebGL 1 from Firefox 25 and WebKit 536.28/desktop Safari 6.0.3 onwards. Core feature in WebGL 2. + var ext = ctx.getExtension("OES_vertex_array_object"); + if (ext) { + ctx["createVertexArray"] = () => ext["createVertexArrayOES"](); + ctx["deleteVertexArray"] = vao => ext["deleteVertexArrayOES"](vao); + ctx["bindVertexArray"] = vao => ext["bindVertexArrayOES"](vao); + ctx["isVertexArray"] = vao => ext["isVertexArrayOES"](vao); + return 1; + } +}; + +var webgl_enable_WEBGL_draw_buffers = ctx => { + // Extension available in WebGL 1 from Firefox 28 onwards. Core feature in WebGL 2. + var ext = ctx.getExtension("WEBGL_draw_buffers"); + if (ext) { + ctx["drawBuffers"] = (n, bufs) => ext["drawBuffersWEBGL"](n, bufs); + return 1; + } +}; + +var webgl_enable_WEBGL_draw_instanced_base_vertex_base_instance = ctx => // Closure is expected to be allowed to minify the '.dibvbi' property, so not accessing it quoted. +!!(ctx.dibvbi = ctx.getExtension("WEBGL_draw_instanced_base_vertex_base_instance")); + +var webgl_enable_WEBGL_multi_draw_instanced_base_vertex_base_instance = ctx => !!(ctx.mdibvbi = ctx.getExtension("WEBGL_multi_draw_instanced_base_vertex_base_instance")); + +var webgl_enable_EXT_polygon_offset_clamp = ctx => !!(ctx.extPolygonOffsetClamp = ctx.getExtension("EXT_polygon_offset_clamp")); + +var webgl_enable_EXT_clip_control = ctx => !!(ctx.extClipControl = ctx.getExtension("EXT_clip_control")); + +var webgl_enable_WEBGL_polygon_mode = ctx => !!(ctx.webglPolygonMode = ctx.getExtension("WEBGL_polygon_mode")); + +var webgl_enable_WEBGL_multi_draw = ctx => // Closure is expected to be allowed to minify the '.multiDrawWebgl' property, so not accessing it quoted. +!!(ctx.multiDrawWebgl = ctx.getExtension("WEBGL_multi_draw")); + +var getEmscriptenSupportedExtensions = ctx => { + // Restrict the list of advertised extensions to those that we actually + // support. + var supportedExtensions = [ // WebGL 1 extensions + "ANGLE_instanced_arrays", "EXT_blend_minmax", "EXT_disjoint_timer_query", "EXT_frag_depth", "EXT_shader_texture_lod", "EXT_sRGB", "OES_element_index_uint", "OES_fbo_render_mipmap", "OES_standard_derivatives", "OES_texture_float", "OES_texture_half_float", "OES_texture_half_float_linear", "OES_vertex_array_object", "WEBGL_color_buffer_float", "WEBGL_depth_texture", "WEBGL_draw_buffers", // WebGL 2 extensions + "EXT_color_buffer_float", "EXT_conservative_depth", "EXT_disjoint_timer_query_webgl2", "EXT_texture_norm16", "NV_shader_noperspective_interpolation", "WEBGL_clip_cull_distance", // WebGL 1 and WebGL 2 extensions + "EXT_clip_control", "EXT_color_buffer_half_float", "EXT_depth_clamp", "EXT_float_blend", "EXT_polygon_offset_clamp", "EXT_texture_compression_bptc", "EXT_texture_compression_rgtc", "EXT_texture_filter_anisotropic", "KHR_parallel_shader_compile", "OES_texture_float_linear", "WEBGL_blend_func_extended", "WEBGL_compressed_texture_astc", "WEBGL_compressed_texture_etc", "WEBGL_compressed_texture_etc1", "WEBGL_compressed_texture_s3tc", "WEBGL_compressed_texture_s3tc_srgb", "WEBGL_debug_renderer_info", "WEBGL_debug_shaders", "WEBGL_lose_context", "WEBGL_multi_draw", "WEBGL_polygon_mode" ]; + // .getSupportedExtensions() can return null if context is lost, so coerce to empty array. + return (ctx.getSupportedExtensions() || []).filter(ext => supportedExtensions.includes(ext)); +}; + +var registerPreMainLoop = f => { + // Does nothing unless $MainLoop is included/used. + typeof MainLoop != "undefined" && MainLoop.preMainLoop.push(f); +}; + +var GL = { + counter: 1, + buffers: [], + mappedBuffers: {}, + programs: [], + framebuffers: [], + renderbuffers: [], + textures: [], + shaders: [], + vaos: [], + contexts: [], + offscreenCanvases: {}, + queries: [], + samplers: [], + transformFeedbacks: [], + syncs: [], + byteSizeByTypeRoot: 5120, + byteSizeByType: [ 1, 1, 2, 2, 4, 4, 4, 2, 3, 4, 8 ], + stringCache: {}, + stringiCache: {}, + unpackAlignment: 4, + unpackRowLength: 0, + recordError: errorCode => { + if (!GL.lastError) { + GL.lastError = errorCode; + } + }, + getNewId: table => { + var ret = GL.counter++; + for (var i = table.length; i < ret; i++) { + table[i] = null; + } + // Skip over any non-null elements that might have been created by + // glBindBuffer. + while (table[ret]) { + ret = GL.counter++; + } + return ret; + }, + genObject: (n, buffers, createFunction, objectTable) => { + for (var i = 0; i < n; i++) { + var buffer = GLctx[createFunction](); + var id = buffer && GL.getNewId(objectTable); + if (buffer) { + buffer.name = id; + objectTable[id] = buffer; + } else { + GL.recordError(1282); + } + HEAP32[(((buffers) + (i * 4)) >> 2)] = id; + } + }, + MAX_TEMP_BUFFER_SIZE: 2097152, + numTempVertexBuffersPerSize: 64, + log2ceilLookup: i => 32 - Math.clz32(i === 0 ? 0 : i - 1), + generateTempBuffers: (quads, context) => { + var largestIndex = GL.log2ceilLookup(GL.MAX_TEMP_BUFFER_SIZE); + context.tempVertexBufferCounters1 = []; + context.tempVertexBufferCounters2 = []; + context.tempVertexBufferCounters1.length = context.tempVertexBufferCounters2.length = largestIndex + 1; + context.tempVertexBuffers1 = []; + context.tempVertexBuffers2 = []; + context.tempVertexBuffers1.length = context.tempVertexBuffers2.length = largestIndex + 1; + context.tempIndexBuffers = []; + context.tempIndexBuffers.length = largestIndex + 1; + for (var i = 0; i <= largestIndex; ++i) { + context.tempIndexBuffers[i] = null; + // Created on-demand + context.tempVertexBufferCounters1[i] = context.tempVertexBufferCounters2[i] = 0; + var ringbufferLength = GL.numTempVertexBuffersPerSize; + context.tempVertexBuffers1[i] = []; + context.tempVertexBuffers2[i] = []; + var ringbuffer1 = context.tempVertexBuffers1[i]; + var ringbuffer2 = context.tempVertexBuffers2[i]; + ringbuffer1.length = ringbuffer2.length = ringbufferLength; + for (var j = 0; j < ringbufferLength; ++j) { + ringbuffer1[j] = ringbuffer2[j] = null; + } + } + if (quads) { + // GL_QUAD indexes can be precalculated + context.tempQuadIndexBuffer = GLctx.createBuffer(); + context.GLctx.bindBuffer(34963, context.tempQuadIndexBuffer); + var numIndexes = GL.MAX_TEMP_BUFFER_SIZE >> 1; + var quadIndexes = new Uint16Array(numIndexes); + var i = 0, v = 0; + while (1) { + quadIndexes[i++] = v; + if (i >= numIndexes) break; + quadIndexes[i++] = v + 1; + if (i >= numIndexes) break; + quadIndexes[i++] = v + 2; + if (i >= numIndexes) break; + quadIndexes[i++] = v; + if (i >= numIndexes) break; + quadIndexes[i++] = v + 2; + if (i >= numIndexes) break; + quadIndexes[i++] = v + 3; + if (i >= numIndexes) break; + v += 4; + } + context.GLctx.bufferData(34963, quadIndexes, 35044); + context.GLctx.bindBuffer(34963, null); + } + }, + getTempVertexBuffer: sizeBytes => { + var idx = GL.log2ceilLookup(sizeBytes); + var ringbuffer = GL.currentContext.tempVertexBuffers1[idx]; + var nextFreeBufferIndex = GL.currentContext.tempVertexBufferCounters1[idx]; + GL.currentContext.tempVertexBufferCounters1[idx] = (GL.currentContext.tempVertexBufferCounters1[idx] + 1) & (GL.numTempVertexBuffersPerSize - 1); + var vbo = ringbuffer[nextFreeBufferIndex]; + if (vbo) { + return vbo; + } + var prevVBO = GLctx.getParameter(34964); + ringbuffer[nextFreeBufferIndex] = GLctx.createBuffer(); + GLctx.bindBuffer(34962, ringbuffer[nextFreeBufferIndex]); + GLctx.bufferData(34962, 1 << idx, 35048); + GLctx.bindBuffer(34962, prevVBO); + return ringbuffer[nextFreeBufferIndex]; + }, + getTempIndexBuffer: sizeBytes => { + var idx = GL.log2ceilLookup(sizeBytes); + var ibo = GL.currentContext.tempIndexBuffers[idx]; + if (ibo) { + return ibo; + } + var prevIBO = GLctx.getParameter(34965); + GL.currentContext.tempIndexBuffers[idx] = GLctx.createBuffer(); + GLctx.bindBuffer(34963, GL.currentContext.tempIndexBuffers[idx]); + GLctx.bufferData(34963, 1 << idx, 35048); + GLctx.bindBuffer(34963, prevIBO); + return GL.currentContext.tempIndexBuffers[idx]; + }, + newRenderingFrameStarted: () => { + if (!GL.currentContext) { + return; + } + var vb = GL.currentContext.tempVertexBuffers1; + GL.currentContext.tempVertexBuffers1 = GL.currentContext.tempVertexBuffers2; + GL.currentContext.tempVertexBuffers2 = vb; + vb = GL.currentContext.tempVertexBufferCounters1; + GL.currentContext.tempVertexBufferCounters1 = GL.currentContext.tempVertexBufferCounters2; + GL.currentContext.tempVertexBufferCounters2 = vb; + var largestIndex = GL.log2ceilLookup(GL.MAX_TEMP_BUFFER_SIZE); + for (var i = 0; i <= largestIndex; ++i) { + GL.currentContext.tempVertexBufferCounters1[i] = 0; + } + }, + getSource: (shader, count, string, length) => { + var source = ""; + for (var i = 0; i < count; ++i) { + var len = length ? HEAPU32[(((length) + (i * 4)) >> 2)] : undefined; + source += UTF8ToString(HEAPU32[(((string) + (i * 4)) >> 2)], len); + } + return source; + }, + calcBufLength: (size, type, stride, count) => { + if (stride > 0) { + return count * stride; + } + var typeSize = GL.byteSizeByType[type - GL.byteSizeByTypeRoot]; + return size * typeSize * count; + }, + usedTempBuffers: [], + preDrawHandleClientVertexAttribBindings: count => { + GL.resetBufferBinding = false; + // TODO: initial pass to detect ranges we need to upload, might not need + // an upload per attrib + for (var i = 0; i < GL.currentContext.maxVertexAttribs; ++i) { + var cb = GL.currentContext.clientBuffers[i]; + if (!cb.clientside || !cb.enabled) continue; + GL.resetBufferBinding = true; + var size = GL.calcBufLength(cb.size, cb.type, cb.stride, count); + var buf = GL.getTempVertexBuffer(size); + GLctx.bindBuffer(34962, buf); + GLctx.bufferSubData(34962, 0, HEAPU8.subarray(cb.ptr, cb.ptr + size)); + cb.vertexAttribPointerAdaptor.call(GLctx, i, cb.size, cb.type, cb.normalized, cb.stride, 0); + } + }, + postDrawHandleClientVertexAttribBindings: () => { + if (GL.resetBufferBinding) { + GLctx.bindBuffer(34962, GL.buffers[GLctx.currentArrayBufferBinding]); + } + }, + createContext: (/** @type {HTMLCanvasElement} */ canvas, webGLContextAttributes) => { + // BUG: Workaround Safari WebGL issue: After successfully acquiring WebGL + // context on a canvas, calling .getContext() will always return that + // context independent of which 'webgl' or 'webgl2' + // context version was passed. See: + // https://webkit.org/b/222758 + // and: + // https://github.com/emscripten-core/emscripten/issues/13295. + // TODO: Once the bug is fixed and shipped in Safari, adjust the Safari + // version field in above check. + if (!canvas.getContextSafariWebGL2Fixed) { + canvas.getContextSafariWebGL2Fixed = canvas.getContext; + /** @type {function(this:HTMLCanvasElement, string, (Object|null)=): (Object|null)} */ function fixedGetContext(ver, attrs) { + var gl = canvas.getContextSafariWebGL2Fixed(ver, attrs); + return ((ver == "webgl") == (gl instanceof WebGLRenderingContext)) ? gl : null; + } + canvas.getContext = fixedGetContext; + } + var ctx = (webGLContextAttributes.majorVersion > 1) ? canvas.getContext("webgl2", webGLContextAttributes) : canvas.getContext("webgl", webGLContextAttributes); + if (!ctx) return 0; + var handle = GL.registerContext(ctx, webGLContextAttributes); + return handle; + }, + registerContext: (ctx, webGLContextAttributes) => { + // without pthreads a context is just an integer ID + var handle = GL.getNewId(GL.contexts); + var context = { + handle, + attributes: webGLContextAttributes, + version: webGLContextAttributes.majorVersion, + GLctx: ctx + }; + // Store the created context object so that we can access the context + // given a canvas without having to pass the parameters again. + if (ctx.canvas) ctx.canvas.GLctxObject = context; + GL.contexts[handle] = context; + if (typeof webGLContextAttributes.enableExtensionsByDefault == "undefined" || webGLContextAttributes.enableExtensionsByDefault) { + GL.initExtensions(context); + } + context.maxVertexAttribs = context.GLctx.getParameter(34921); + context.clientBuffers = []; + for (var i = 0; i < context.maxVertexAttribs; i++) { + context.clientBuffers[i] = { + enabled: false, + clientside: false, + size: 0, + type: 0, + normalized: 0, + stride: 0, + ptr: 0, + vertexAttribPointerAdaptor: null + }; + } + GL.generateTempBuffers(false, context); + return handle; + }, + makeContextCurrent: contextHandle => { + // Active Emscripten GL layer context object. + GL.currentContext = GL.contexts[contextHandle]; + // Active WebGL context object. + Module["ctx"] = GLctx = GL.currentContext?.GLctx; + return !(contextHandle && !GLctx); + }, + getContext: contextHandle => GL.contexts[contextHandle], + deleteContext: contextHandle => { + if (GL.currentContext === GL.contexts[contextHandle]) { + GL.currentContext = null; + } + if (typeof JSEvents == "object") { + // Release all JS event handlers on the DOM element that the GL context is + // associated with since the context is now deleted. + JSEvents.removeAllHandlersOnTarget(GL.contexts[contextHandle].GLctx.canvas); + } + // Make sure the canvas object no longer refers to the context object so + // there are no GC surprises. + if (GL.contexts[contextHandle]?.GLctx.canvas) { + GL.contexts[contextHandle].GLctx.canvas.GLctxObject = undefined; + } + GL.contexts[contextHandle] = null; + }, + initExtensions: context => { + // If this function is called without a specific context object, init the + // extensions of the currently active context. + context ||= GL.currentContext; + if (context.initExtensionsDone) return; + context.initExtensionsDone = true; + var GLctx = context.GLctx; + // Detect the presence of a few extensions manually, since the GL interop + // layer itself will need to know if they exist. + // Extensions that are available in both WebGL 1 and WebGL 2 + webgl_enable_WEBGL_multi_draw(GLctx); + webgl_enable_EXT_polygon_offset_clamp(GLctx); + webgl_enable_EXT_clip_control(GLctx); + webgl_enable_WEBGL_polygon_mode(GLctx); + // Extensions that are only available in WebGL 1 (the calls will be no-ops + // if called on a WebGL 2 context active) + webgl_enable_ANGLE_instanced_arrays(GLctx); + webgl_enable_OES_vertex_array_object(GLctx); + webgl_enable_WEBGL_draw_buffers(GLctx); + // Extensions that are available from WebGL >= 2 (no-op if called on a WebGL 1 context active) + webgl_enable_WEBGL_draw_instanced_base_vertex_base_instance(GLctx); + webgl_enable_WEBGL_multi_draw_instanced_base_vertex_base_instance(GLctx); + // On WebGL 2, EXT_disjoint_timer_query is replaced with an alternative + // that's based on core APIs, and exposes only the queryCounterEXT() + // entrypoint. + if (context.version >= 2) { + GLctx.disjointTimerQueryExt = GLctx.getExtension("EXT_disjoint_timer_query_webgl2"); + } + // However, Firefox exposes the WebGL 1 version on WebGL 2 as well and + // thus we look for the WebGL 1 version again if the WebGL 2 version + // isn't present. https://bugzil.la/1328882 + if (context.version < 2 || !GLctx.disjointTimerQueryExt) { + GLctx.disjointTimerQueryExt = GLctx.getExtension("EXT_disjoint_timer_query"); + } + for (var ext of getEmscriptenSupportedExtensions(GLctx)) { + // WEBGL_lose_context, WEBGL_debug_renderer_info and WEBGL_debug_shaders + // are not enabled by default. + if (!ext.includes("lose_context") && !ext.includes("debug")) { + // Call .getExtension() to enable that extension permanently. + GLctx.getExtension(ext); + } + } + } +}; + +var webglPowerPreferences = [ "default", "low-power", "high-performance" ]; + +/** @type {Object} */ var specialHTMLTargets = [ 0, globalThis.document ?? 0, globalThis.window ?? 0 ]; + +var findEventTarget = target => { + // The sensible "default" target varies between events, but use window as the default + // since DOM events mostly can default to that. Specific callback registrations + // override their own defaults. + if (!target) return window; + if (typeof target == "number") target = specialHTMLTargets[target] || UTF8ToString(target); + if (target === "#window") return window; else if (target === "#document") return document; else if (target === "#screen") return screen; else if (target === "#canvas") return Module["canvas"]; else if (typeof target == "string") return globalThis.document?.getElementById(target); + return target; +}; + +var findCanvasEventTarget = target => { + if (typeof target == "number") target = UTF8ToString(target); + if (!target || target === "#canvas") { + if (typeof GL != "undefined" && GL.offscreenCanvases["canvas"]) return GL.offscreenCanvases["canvas"]; + // TODO: Remove this line, target '#canvas' should refer only to Module['canvas'], not to GL.offscreenCanvases['canvas'] - but need stricter tests to be able to remove this line. + return Module["canvas"]; + } + if (typeof GL != "undefined" && GL.offscreenCanvases[target]) return GL.offscreenCanvases[target]; + return findEventTarget(target); +}; + +var _emscripten_webgl_do_create_context = (target, attributes) => { + var attr32 = ((attributes) >> 2); + var powerPreference = HEAP32[attr32 + (8 >> 2)]; + var contextAttributes = { + "alpha": !!HEAP8[attributes + 0], + "depth": !!HEAP8[attributes + 1], + "stencil": !!HEAP8[attributes + 2], + "antialias": !!HEAP8[attributes + 3], + "premultipliedAlpha": !!HEAP8[attributes + 4], + "preserveDrawingBuffer": !!HEAP8[attributes + 5], + "powerPreference": webglPowerPreferences[powerPreference], + "failIfMajorPerformanceCaveat": !!HEAP8[attributes + 12], + // The following are not predefined WebGL context attributes in the WebGL specification, so the property names can be minified by Closure. + majorVersion: HEAP32[attr32 + (16 >> 2)], + minorVersion: HEAP32[attr32 + (20 >> 2)], + enableExtensionsByDefault: HEAP8[attributes + 24], + explicitSwapControl: HEAP8[attributes + 25], + proxyContextToMainThread: HEAP32[attr32 + (28 >> 2)], + renderViaOffscreenBackBuffer: HEAP8[attributes + 32] + }; + var canvas = findCanvasEventTarget(target); + if (!canvas) { + return 0; + } + if (contextAttributes.explicitSwapControl) { + return 0; + } + var contextHandle = GL.createContext(canvas, contextAttributes); + return contextHandle; +}; + +var _emscripten_webgl_create_context = _emscripten_webgl_do_create_context; + +var _emscripten_webgl_destroy_context = contextHandle => { + if (GL.currentContext == contextHandle) GL.currentContext = 0; + GL.deleteContext(contextHandle); +}; + +var _emscripten_webgl_get_context_attributes = (c, a) => { + if (!a) return -5; + c = GL.contexts[c]; + if (!c) return -3; + var t = c.GLctx?.getContextAttributes(); + if (!t) return -3; + HEAP8[a] = t.alpha; + HEAP8[(a) + (1)] = t.depth; + HEAP8[(a) + (2)] = t.stencil; + HEAP8[(a) + (3)] = t.antialias; + HEAP8[(a) + (4)] = t.premultipliedAlpha; + HEAP8[(a) + (5)] = t.preserveDrawingBuffer; + var power = t["powerPreference"] && webglPowerPreferences.indexOf(t["powerPreference"]); + HEAP32[(((a) + (8)) >> 2)] = power; + HEAP8[(a) + (12)] = t.failIfMajorPerformanceCaveat; + HEAP32[(((a) + (16)) >> 2)] = c.version; + HEAP32[(((a) + (20)) >> 2)] = 0; + HEAP8[(a) + (24)] = c.attributes.enableExtensionsByDefault; + return 0; +}; + +var _emscripten_webgl_do_get_current_context = () => GL.currentContext ? GL.currentContext.handle : 0; + +var _emscripten_webgl_get_current_context = _emscripten_webgl_do_get_current_context; + +var _emscripten_webgl_make_context_current = contextHandle => { + var success = GL.makeContextCurrent(contextHandle); + return success ? 0 : -5; +}; + +var stackAlloc = sz => __emscripten_stack_alloc(sz); + +var stringToUTF8OnStack = str => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; +}; + +var writeI53ToI64 = (ptr, num) => { + HEAPU32[((ptr) >> 2)] = num; + var lower = HEAPU32[((ptr) >> 2)]; + HEAPU32[(((ptr) + (4)) >> 2)] = (num - lower) / 4294967296; +}; + +var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; + +var wasmTableMirror = []; + +var getWasmTableEntry = funcPtr => { + var func = wasmTableMirror[funcPtr]; + if (!func) { + /** @suppress {checkTypes} */ wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr); + } + return func; +}; + +var WebGPU = { + Internals: { + jsObjects: [], + jsObjectInsert: (ptr, jsObject) => { + ptr >>>= 0; + WebGPU.Internals.jsObjects[ptr] = jsObject; + }, + bufferOnUnmaps: [], + futures: [], + futureInsert: (futureId, promise) => {} + }, + getJsObject: ptr => { + if (!ptr) return undefined; + ptr >>>= 0; + return WebGPU.Internals.jsObjects[ptr]; + }, + importJsAdapter: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateAdapter(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsBindGroup: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateBindGroup(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsBindGroupLayout: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateBindGroupLayout(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsBuffer: (buffer, parentPtr = 0) => { + // At the moment, we do not allow importing pending buffers. + assert(buffer.mapState === "unmapped"); + var bufferPtr = _emwgpuImportBuffer(parentPtr); + WebGPU.Internals.jsObjectInsert(bufferPtr, buffer); + return bufferPtr; + }, + importJsCommandBuffer: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateCommandBuffer(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsCommandEncoder: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateCommandEncoder(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsComputePassEncoder: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateComputePassEncoder(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsComputePipeline: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateComputePipeline(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsDevice: (device, parentPtr = 0) => { + var queuePtr = _emwgpuCreateQueue(parentPtr); + var devicePtr = _emwgpuCreateDevice(parentPtr, queuePtr); + WebGPU.Internals.jsObjectInsert(queuePtr, device.queue); + WebGPU.Internals.jsObjectInsert(devicePtr, device); + return devicePtr; + }, + importJsExternalTexture: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateExternalTexture(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsPipelineLayout: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreatePipelineLayout(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsQuerySet: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateQuerySet(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsQueue: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateQueue(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsRenderBundle: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateRenderBundle(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsRenderBundleEncoder: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateRenderBundleEncoder(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsRenderPassEncoder: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateRenderPassEncoder(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsRenderPipeline: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateRenderPipeline(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsSampler: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateSampler(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsShaderModule: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateShaderModule(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsSurface: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateSurface(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsTexture: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateTexture(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + importJsTextureView: (obj, parentPtr = 0) => { + var ptr = _emwgpuCreateTextureView(parentPtr); + WebGPU.Internals.jsObjects[ptr] = obj; + return ptr; + }, + errorCallback: (callback, type, message, userdata) => { + var sp = stackSave(); + var messagePtr = stringToUTF8OnStack(message); + getWasmTableEntry(callback)(type, messagePtr, userdata); + stackRestore(sp); + }, + iterateExtensions: (root, handlers) => { + for (var ptr = HEAPU32[((root) >> 2)]; ptr; ptr = HEAPU32[((ptr) >> 2)]) { + var sType = HEAP32[(((ptr) + (4)) >> 2)]; + // This will crash if there's no handler indicating either a bogus + // sType, or one we haven't implemented yet. + var handler = handlers[sType](ptr); + } + }, + setStringView: (ptr, data, length) => { + HEAPU32[((ptr) >> 2)] = data; + HEAPU32[(((ptr) + (4)) >> 2)] = length; + }, + makeStringFromStringView: stringViewPtr => { + var ptr = HEAPU32[((stringViewPtr) >> 2)]; + var length = HEAPU32[(((stringViewPtr) + (4)) >> 2)]; + // UTF8ToString stops at the first null terminator character in the + // string regardless of the length. + return UTF8ToString(ptr, length); + }, + makeStringFromOptionalStringView: stringViewPtr => { + var ptr = HEAPU32[((stringViewPtr) >> 2)]; + var length = HEAPU32[(((stringViewPtr) + (4)) >> 2)]; + // If we don't have a valid string pointer, just return undefined when + // optional. + if (!ptr) { + if (length === 0) { + return ""; + } + return undefined; + } + // UTF8ToString stops at the first null terminator character in the + // string regardless of the length. + return UTF8ToString(ptr, length); + }, + makeColor: ptr => ({ + "r": HEAPF64[((ptr) >> 3)], + "g": HEAPF64[(((ptr) + (8)) >> 3)], + "b": HEAPF64[(((ptr) + (16)) >> 3)], + "a": HEAPF64[(((ptr) + (24)) >> 3)] + }), + makeExtent3D: ptr => ({ + "width": HEAPU32[((ptr) >> 2)], + "height": HEAPU32[(((ptr) + (4)) >> 2)], + "depthOrArrayLayers": HEAPU32[(((ptr) + (8)) >> 2)] + }), + makeOrigin3D: ptr => ({ + "x": HEAPU32[((ptr) >> 2)], + "y": HEAPU32[(((ptr) + (4)) >> 2)], + "z": HEAPU32[(((ptr) + (8)) >> 2)] + }), + makeTexelCopyTextureInfo: ptr => ({ + "texture": WebGPU.getJsObject(HEAPU32[((ptr) >> 2)]), + "mipLevel": HEAPU32[(((ptr) + (4)) >> 2)], + "origin": WebGPU.makeOrigin3D(ptr + 8), + "aspect": WebGPU.TextureAspect[HEAP32[(((ptr) + (20)) >> 2)]] + }), + makeTexelCopyBufferLayout: ptr => { + var bytesPerRow = HEAPU32[(((ptr) + (8)) >> 2)]; + var rowsPerImage = HEAPU32[(((ptr) + (12)) >> 2)]; + return { + "offset": readI53FromI64(ptr), + "bytesPerRow": bytesPerRow === 4294967295 ? undefined : bytesPerRow, + "rowsPerImage": rowsPerImage === 4294967295 ? undefined : rowsPerImage + }; + }, + makeTexelCopyBufferInfo: ptr => { + var layoutPtr = ptr + 0; + var bufferCopyView = WebGPU.makeTexelCopyBufferLayout(layoutPtr); + bufferCopyView["buffer"] = WebGPU.getJsObject(HEAPU32[(((ptr) + (16)) >> 2)]); + return bufferCopyView; + }, + makePassTimestampWrites: ptr => { + if (ptr === 0) return undefined; + return { + "querySet": WebGPU.getJsObject(HEAPU32[(((ptr) + (4)) >> 2)]), + "beginningOfPassWriteIndex": HEAPU32[(((ptr) + (8)) >> 2)], + "endOfPassWriteIndex": HEAPU32[(((ptr) + (12)) >> 2)] + }; + }, + makePipelineConstants: (constantCount, constantsPtr) => { + if (!constantCount) return; + var constants = {}; + for (var i = 0; i < constantCount; ++i) { + var entryPtr = constantsPtr + 24 * i; + var key = WebGPU.makeStringFromStringView(entryPtr + 4); + constants[key] = HEAPF64[(((entryPtr) + (16)) >> 3)]; + } + return constants; + }, + makePipelineLayout: layoutPtr => { + if (!layoutPtr) return "auto"; + return WebGPU.getJsObject(layoutPtr); + }, + makeComputeState: ptr => { + if (!ptr) return undefined; + var desc = { + "module": WebGPU.getJsObject(HEAPU32[(((ptr) + (4)) >> 2)]), + "constants": WebGPU.makePipelineConstants(HEAPU32[(((ptr) + (16)) >> 2)], HEAPU32[(((ptr) + (20)) >> 2)]), + "entryPoint": WebGPU.makeStringFromOptionalStringView(ptr + 8) + }; + return desc; + }, + makeComputePipelineDesc: descriptor => { + var desc = { + "label": WebGPU.makeStringFromOptionalStringView(descriptor + 4), + "layout": WebGPU.makePipelineLayout(HEAPU32[(((descriptor) + (12)) >> 2)]), + "compute": WebGPU.makeComputeState(descriptor + 16) + }; + return desc; + }, + makeRenderPipelineDesc: descriptor => { + function makePrimitiveState(psPtr) { + if (!psPtr) return undefined; + return { + "topology": WebGPU.PrimitiveTopology[HEAP32[(((psPtr) + (4)) >> 2)]], + "stripIndexFormat": WebGPU.IndexFormat[HEAP32[(((psPtr) + (8)) >> 2)]], + "frontFace": WebGPU.FrontFace[HEAP32[(((psPtr) + (12)) >> 2)]], + "cullMode": WebGPU.CullMode[HEAP32[(((psPtr) + (16)) >> 2)]], + "unclippedDepth": !!(HEAPU32[(((psPtr) + (20)) >> 2)]) + }; + } + function makeBlendComponent(bdPtr) { + if (!bdPtr) return undefined; + return { + "operation": WebGPU.BlendOperation[HEAP32[((bdPtr) >> 2)]], + "srcFactor": WebGPU.BlendFactor[HEAP32[(((bdPtr) + (4)) >> 2)]], + "dstFactor": WebGPU.BlendFactor[HEAP32[(((bdPtr) + (8)) >> 2)]] + }; + } + function makeBlendState(bsPtr) { + if (!bsPtr) return undefined; + return { + "alpha": makeBlendComponent(bsPtr + 12), + "color": makeBlendComponent(bsPtr + 0) + }; + } + function makeColorState(csPtr) { + var format = WebGPU.TextureFormat[HEAP32[(((csPtr) + (4)) >> 2)]]; + return format ? { + "format": format, + "blend": makeBlendState(HEAPU32[(((csPtr) + (8)) >> 2)]), + "writeMask": HEAPU32[(((csPtr) + (16)) >> 2)] + } : undefined; + } + function makeColorStates(count, csArrayPtr) { + var states = []; + for (var i = 0; i < count; ++i) { + states.push(makeColorState(csArrayPtr + 24 * i)); + } + return states; + } + function makeStencilStateFace(ssfPtr) { + return { + "compare": WebGPU.CompareFunction[HEAP32[((ssfPtr) >> 2)]], + "failOp": WebGPU.StencilOperation[HEAP32[(((ssfPtr) + (4)) >> 2)]], + "depthFailOp": WebGPU.StencilOperation[HEAP32[(((ssfPtr) + (8)) >> 2)]], + "passOp": WebGPU.StencilOperation[HEAP32[(((ssfPtr) + (12)) >> 2)]] + }; + } + function makeDepthStencilState(dssPtr) { + if (!dssPtr) return undefined; + return { + "format": WebGPU.TextureFormat[HEAP32[(((dssPtr) + (4)) >> 2)]], + "depthWriteEnabled": !!(HEAPU32[(((dssPtr) + (8)) >> 2)]), + "depthCompare": WebGPU.CompareFunction[HEAP32[(((dssPtr) + (12)) >> 2)]], + "stencilFront": makeStencilStateFace(dssPtr + 16), + "stencilBack": makeStencilStateFace(dssPtr + 32), + "stencilReadMask": HEAPU32[(((dssPtr) + (48)) >> 2)], + "stencilWriteMask": HEAPU32[(((dssPtr) + (52)) >> 2)], + "depthBias": HEAP32[(((dssPtr) + (56)) >> 2)], + "depthBiasSlopeScale": HEAPF32[(((dssPtr) + (60)) >> 2)], + "depthBiasClamp": HEAPF32[(((dssPtr) + (64)) >> 2)] + }; + } + function makeVertexAttribute(vaPtr) { + return { + "format": WebGPU.VertexFormat[HEAP32[(((vaPtr) + (4)) >> 2)]], + "offset": readI53FromI64((vaPtr) + (8)), + "shaderLocation": HEAPU32[(((vaPtr) + (16)) >> 2)] + }; + } + function makeVertexAttributes(count, vaArrayPtr) { + var vas = []; + for (var i = 0; i < count; ++i) { + vas.push(makeVertexAttribute(vaArrayPtr + i * 24)); + } + return vas; + } + function makeVertexBuffer(vbPtr) { + if (!vbPtr) return undefined; + var stepMode = WebGPU.VertexStepMode[HEAP32[(((vbPtr) + (4)) >> 2)]]; + var attributeCount = HEAPU32[(((vbPtr) + (16)) >> 2)]; + if (!stepMode && !attributeCount) { + return null; + } + return { + "arrayStride": readI53FromI64((vbPtr) + (8)), + "stepMode": stepMode, + "attributes": makeVertexAttributes(attributeCount, HEAPU32[(((vbPtr) + (20)) >> 2)]) + }; + } + function makeVertexBuffers(count, vbArrayPtr) { + if (!count) return undefined; + var vbs = []; + for (var i = 0; i < count; ++i) { + vbs.push(makeVertexBuffer(vbArrayPtr + i * 24)); + } + return vbs; + } + function makeVertexState(viPtr) { + if (!viPtr) return undefined; + var desc = { + "module": WebGPU.getJsObject(HEAPU32[(((viPtr) + (4)) >> 2)]), + "constants": WebGPU.makePipelineConstants(HEAPU32[(((viPtr) + (16)) >> 2)], HEAPU32[(((viPtr) + (20)) >> 2)]), + "buffers": makeVertexBuffers(HEAPU32[(((viPtr) + (24)) >> 2)], HEAPU32[(((viPtr) + (28)) >> 2)]), + "entryPoint": WebGPU.makeStringFromOptionalStringView(viPtr + 8) + }; + return desc; + } + function makeMultisampleState(msPtr) { + if (!msPtr) return undefined; + return { + "count": HEAPU32[(((msPtr) + (4)) >> 2)], + "mask": HEAPU32[(((msPtr) + (8)) >> 2)], + "alphaToCoverageEnabled": !!(HEAPU32[(((msPtr) + (12)) >> 2)]) + }; + } + function makeFragmentState(fsPtr) { + if (!fsPtr) return undefined; + var desc = { + "module": WebGPU.getJsObject(HEAPU32[(((fsPtr) + (4)) >> 2)]), + "constants": WebGPU.makePipelineConstants(HEAPU32[(((fsPtr) + (16)) >> 2)], HEAPU32[(((fsPtr) + (20)) >> 2)]), + "targets": makeColorStates(HEAPU32[(((fsPtr) + (24)) >> 2)], HEAPU32[(((fsPtr) + (28)) >> 2)]), + "entryPoint": WebGPU.makeStringFromOptionalStringView(fsPtr + 8) + }; + return desc; + } + var desc = { + "label": WebGPU.makeStringFromOptionalStringView(descriptor + 4), + "layout": WebGPU.makePipelineLayout(HEAPU32[(((descriptor) + (12)) >> 2)]), + "vertex": makeVertexState(descriptor + 16), + "primitive": makePrimitiveState(descriptor + 48), + "depthStencil": makeDepthStencilState(HEAPU32[(((descriptor) + (72)) >> 2)]), + "multisample": makeMultisampleState(descriptor + 76), + "fragment": makeFragmentState(HEAPU32[(((descriptor) + (92)) >> 2)]) + }; + return desc; + }, + fillLimitStruct: (limits, limitsOutPtr) => { + var nextInChainPtr = HEAPU32[((limitsOutPtr) >> 2)]; + function setLimitValueU32(name, basePtr, limitOffset, fallbackValue = 0) { + var limitValue = limits[name] ?? fallbackValue; + HEAPU32[(((basePtr) + (limitOffset)) >> 2)] = limitValue; + } + function setLimitValueU64(name, basePtr, limitOffset, fallbackValue = 0) { + var limitValue = limits[name] ?? fallbackValue; + // Limits are integer-valued JS `Number`s, so they fit in 'i53'. + writeI53ToI64((basePtr) + (limitOffset), limitValue); + } + setLimitValueU32("maxTextureDimension1D", limitsOutPtr, 4); + setLimitValueU32("maxTextureDimension2D", limitsOutPtr, 8); + setLimitValueU32("maxTextureDimension3D", limitsOutPtr, 12); + setLimitValueU32("maxTextureArrayLayers", limitsOutPtr, 16); + setLimitValueU32("maxBindGroups", limitsOutPtr, 20); + setLimitValueU32("maxBindGroupsPlusVertexBuffers", limitsOutPtr, 24); + setLimitValueU32("maxBindingsPerBindGroup", limitsOutPtr, 28); + setLimitValueU32("maxDynamicUniformBuffersPerPipelineLayout", limitsOutPtr, 32); + setLimitValueU32("maxDynamicStorageBuffersPerPipelineLayout", limitsOutPtr, 36); + setLimitValueU32("maxSampledTexturesPerShaderStage", limitsOutPtr, 40); + setLimitValueU32("maxSamplersPerShaderStage", limitsOutPtr, 44); + setLimitValueU32("maxStorageBuffersPerShaderStage", limitsOutPtr, 48); + setLimitValueU32("maxStorageTexturesPerShaderStage", limitsOutPtr, 52); + setLimitValueU32("maxUniformBuffersPerShaderStage", limitsOutPtr, 56); + setLimitValueU32("minUniformBufferOffsetAlignment", limitsOutPtr, 80); + setLimitValueU32("minStorageBufferOffsetAlignment", limitsOutPtr, 84); + setLimitValueU64("maxUniformBufferBindingSize", limitsOutPtr, 64); + setLimitValueU64("maxStorageBufferBindingSize", limitsOutPtr, 72); + setLimitValueU32("maxVertexBuffers", limitsOutPtr, 88); + setLimitValueU64("maxBufferSize", limitsOutPtr, 96); + setLimitValueU32("maxVertexAttributes", limitsOutPtr, 104); + setLimitValueU32("maxVertexBufferArrayStride", limitsOutPtr, 108); + setLimitValueU32("maxInterStageShaderVariables", limitsOutPtr, 112); + setLimitValueU32("maxColorAttachments", limitsOutPtr, 116); + setLimitValueU32("maxColorAttachmentBytesPerSample", limitsOutPtr, 120); + setLimitValueU32("maxComputeWorkgroupStorageSize", limitsOutPtr, 124); + setLimitValueU32("maxComputeInvocationsPerWorkgroup", limitsOutPtr, 128); + setLimitValueU32("maxComputeWorkgroupSizeX", limitsOutPtr, 132); + setLimitValueU32("maxComputeWorkgroupSizeY", limitsOutPtr, 136); + setLimitValueU32("maxComputeWorkgroupSizeZ", limitsOutPtr, 140); + setLimitValueU32("maxComputeWorkgroupsPerDimension", limitsOutPtr, 144); + // Note this limit is new and won't be present in all browsers for a while. Fall back to 0. + setLimitValueU32("maxImmediateSize", limitsOutPtr, 148); + if (nextInChainPtr !== 0) { + var sType = HEAP32[(((nextInChainPtr) + (4)) >> 2)]; + var compatibilityModeLimitsPtr = nextInChainPtr; + // Note these limits are new and won't be present in all browsers for a while. Fall back to exposing the PerShaderStage limit. + setLimitValueU32("maxStorageBuffersInVertexStage", compatibilityModeLimitsPtr, 8, limits.maxStorageBuffersPerShaderStage); + setLimitValueU32("maxStorageBuffersInFragmentStage", compatibilityModeLimitsPtr, 16, limits.maxStorageBuffersPerShaderStage); + setLimitValueU32("maxStorageTexturesInVertexStage", compatibilityModeLimitsPtr, 12, limits.maxStorageTexturesPerShaderStage); + setLimitValueU32("maxStorageTexturesInFragmentStage", compatibilityModeLimitsPtr, 20, limits.maxStorageTexturesPerShaderStage); + } + }, + fillAdapterInfoStruct: (info, infoStruct) => { + // Populate subgroup limits. + HEAPU32[(((infoStruct) + (52)) >> 2)] = info.subgroupMinSize; + HEAPU32[(((infoStruct) + (56)) >> 2)] = info.subgroupMaxSize; + // Append all the strings together to condense into a single malloc. + var strs = info.vendor + info.architecture + info.device + info.description; + var strPtr = stringToNewUTF8(strs); + var vendorLen = lengthBytesUTF8(info.vendor); + WebGPU.setStringView(infoStruct + 4, strPtr, vendorLen); + strPtr += vendorLen; + var architectureLen = lengthBytesUTF8(info.architecture); + WebGPU.setStringView(infoStruct + 12, strPtr, architectureLen); + strPtr += architectureLen; + var deviceLen = lengthBytesUTF8(info.device); + WebGPU.setStringView(infoStruct + 20, strPtr, deviceLen); + strPtr += deviceLen; + var descriptionLen = lengthBytesUTF8(info.description); + WebGPU.setStringView(infoStruct + 28, strPtr, descriptionLen); + strPtr += descriptionLen; + HEAP32[(((infoStruct) + (36)) >> 2)] = 2; + var adapterType = info.isFallbackAdapter ? 3 : 4; + HEAP32[(((infoStruct) + (40)) >> 2)] = adapterType; + HEAPU32[(((infoStruct) + (44)) >> 2)] = 0; + HEAPU32[(((infoStruct) + (48)) >> 2)] = 0; + }, + AddressMode: [ , "clamp-to-edge", "repeat", "mirror-repeat" ], + BlendFactor: [ , "zero", "one", "src", "one-minus-src", "src-alpha", "one-minus-src-alpha", "dst", "one-minus-dst", "dst-alpha", "one-minus-dst-alpha", "src-alpha-saturated", "constant", "one-minus-constant", "src1", "one-minus-src1", "src1-alpha", "one-minus-src1-alpha" ], + BlendOperation: [ , "add", "subtract", "reverse-subtract", "min", "max" ], + BufferBindingType: [ , , "uniform", "storage", "read-only-storage" ], + BufferMapState: [ , "unmapped", "pending", "mapped" ], + CompareFunction: [ , "never", "less", "equal", "less-equal", "greater", "not-equal", "greater-equal", "always" ], + CompilationInfoRequestStatus: [ , "success", "callback-cancelled" ], + ComponentSwizzle: [ , "0", "1", "r", "g", "b", "a" ], + CompositeAlphaMode: [ , "opaque", "premultiplied", "unpremultiplied", "inherit" ], + CullMode: [ , "none", "front", "back" ], + ErrorFilter: [ , "validation", "out-of-memory", "internal" ], + FeatureLevel: [ , "compatibility", "core" ], + FeatureName: { + 1: "core-features-and-limits", + 2: "depth-clip-control", + 3: "depth32float-stencil8", + 4: "texture-compression-bc", + 5: "texture-compression-bc-sliced-3d", + 6: "texture-compression-etc2", + 7: "texture-compression-astc", + 8: "texture-compression-astc-sliced-3d", + 9: "timestamp-query", + 10: "indirect-first-instance", + 11: "shader-f16", + 12: "rg11b10ufloat-renderable", + 13: "bgra8unorm-storage", + 14: "float32-filterable", + 15: "float32-blendable", + 16: "clip-distances", + 17: "dual-source-blending", + 18: "subgroups", + 19: "texture-formats-tier1", + 20: "texture-formats-tier2", + 21: "primitive-index", + 22: "texture-component-swizzle", + 327692: "chromium-experimental-unorm16-texture-formats", + 327729: "chromium-experimental-multi-draw-indirect" + }, + FilterMode: [ , "nearest", "linear" ], + FrontFace: [ , "ccw", "cw" ], + IndexFormat: [ , "uint16", "uint32" ], + InstanceFeatureName: [ , "timed-wait-any", "shader-source-spirv", "multiple-devices-per-adapter" ], + LoadOp: [ , "load", "clear" ], + MipmapFilterMode: [ , "nearest", "linear" ], + OptionalBool: [ "false", "true" ], + PowerPreference: [ , "low-power", "high-performance" ], + PredefinedColorSpace: [ , "srgb", "display-p3" ], + PrimitiveTopology: [ , "point-list", "line-list", "line-strip", "triangle-list", "triangle-strip" ], + QueryType: [ , "occlusion", "timestamp" ], + SamplerBindingType: [ , , "filtering", "non-filtering", "comparison" ], + Status: [ , "success", "error" ], + StencilOperation: [ , "keep", "zero", "replace", "invert", "increment-clamp", "decrement-clamp", "increment-wrap", "decrement-wrap" ], + StorageTextureAccess: [ , , "write-only", "read-only", "read-write" ], + StoreOp: [ , "store", "discard" ], + SurfaceGetCurrentTextureStatus: [ , "success-optimal", "success-suboptimal", "timeout", "outdated", "lost", "error" ], + TextureAspect: [ , "all", "stencil-only", "depth-only" ], + TextureDimension: [ , "1d", "2d", "3d" ], + TextureFormat: [ , "r8unorm", "r8snorm", "r8uint", "r8sint", "r16unorm", "r16snorm", "r16uint", "r16sint", "r16float", "rg8unorm", "rg8snorm", "rg8uint", "rg8sint", "r32float", "r32uint", "r32sint", "rg16unorm", "rg16snorm", "rg16uint", "rg16sint", "rg16float", "rgba8unorm", "rgba8unorm-srgb", "rgba8snorm", "rgba8uint", "rgba8sint", "bgra8unorm", "bgra8unorm-srgb", "rgb10a2uint", "rgb10a2unorm", "rg11b10ufloat", "rgb9e5ufloat", "rg32float", "rg32uint", "rg32sint", "rgba16unorm", "rgba16snorm", "rgba16uint", "rgba16sint", "rgba16float", "rgba32float", "rgba32uint", "rgba32sint", "stencil8", "depth16unorm", "depth24plus", "depth24plus-stencil8", "depth32float", "depth32float-stencil8", "bc1-rgba-unorm", "bc1-rgba-unorm-srgb", "bc2-rgba-unorm", "bc2-rgba-unorm-srgb", "bc3-rgba-unorm", "bc3-rgba-unorm-srgb", "bc4-r-unorm", "bc4-r-snorm", "bc5-rg-unorm", "bc5-rg-snorm", "bc6h-rgb-ufloat", "bc6h-rgb-float", "bc7-rgba-unorm", "bc7-rgba-unorm-srgb", "etc2-rgb8unorm", "etc2-rgb8unorm-srgb", "etc2-rgb8a1unorm", "etc2-rgb8a1unorm-srgb", "etc2-rgba8unorm", "etc2-rgba8unorm-srgb", "eac-r11unorm", "eac-r11snorm", "eac-rg11unorm", "eac-rg11snorm", "astc-4x4-unorm", "astc-4x4-unorm-srgb", "astc-5x4-unorm", "astc-5x4-unorm-srgb", "astc-5x5-unorm", "astc-5x5-unorm-srgb", "astc-6x5-unorm", "astc-6x5-unorm-srgb", "astc-6x6-unorm", "astc-6x6-unorm-srgb", "astc-8x5-unorm", "astc-8x5-unorm-srgb", "astc-8x6-unorm", "astc-8x6-unorm-srgb", "astc-8x8-unorm", "astc-8x8-unorm-srgb", "astc-10x5-unorm", "astc-10x5-unorm-srgb", "astc-10x6-unorm", "astc-10x6-unorm-srgb", "astc-10x8-unorm", "astc-10x8-unorm-srgb", "astc-10x10-unorm", "astc-10x10-unorm-srgb", "astc-12x10-unorm", "astc-12x10-unorm-srgb", "astc-12x12-unorm", "astc-12x12-unorm-srgb" ], + TextureSampleType: [ , , "float", "unfilterable-float", "depth", "sint", "uint" ], + TextureViewDimension: [ , "1d", "2d", "2d-array", "cube", "cube-array", "3d" ], + ToneMappingMode: [ , "standard", "extended" ], + VertexFormat: [ , "uint8", "uint8x2", "uint8x4", "sint8", "sint8x2", "sint8x4", "unorm8", "unorm8x2", "unorm8x4", "snorm8", "snorm8x2", "snorm8x4", "uint16", "uint16x2", "uint16x4", "sint16", "sint16x2", "sint16x4", "unorm16", "unorm16x2", "unorm16x4", "snorm16", "snorm16x2", "snorm16x4", "float16", "float16x2", "float16x4", "float32", "float32x2", "float32x3", "float32x4", "uint32", "uint32x2", "uint32x3", "uint32x4", "sint32", "sint32x2", "sint32x3", "sint32x4", "unorm10-10-10-2", "unorm8x4-bgra" ], + VertexStepMode: [ , "vertex", "instance" ], + WGSLLanguageFeatureName: [ , "readonly_and_readwrite_storage_textures", "packed_4x8_integer_dot_product", "unrestricted_pointer_parameters", "pointer_composite_access", "uniform_buffer_standard_layout", "subgroup_id", "texture_and_sampler_let", "subgroup_uniformity", "texture_formats_tier1", "linear_indexing" ] +}; + +var _emscripten_webgpu_get_device = () => { + if (WebGPU.preinitializedDeviceId === undefined) { + WebGPU.preinitializedDeviceId = WebGPU.importJsDevice(Module["preinitializedWebGPUDevice"]); + // Some users depend on this keeping the device alive, so we add an + // additional reference when we first initialize it. + _wgpuDeviceAddRef(WebGPU.preinitializedDeviceId); + } + _wgpuDeviceAddRef(WebGPU.preinitializedDeviceId); + return WebGPU.preinitializedDeviceId; +}; + +var _emwgpuBufferDestroy = bufferPtr => { + var buffer = WebGPU.getJsObject(bufferPtr); + var onUnmap = WebGPU.Internals.bufferOnUnmaps[bufferPtr]; + if (onUnmap) { + for (var i = 0; i < onUnmap.length; ++i) { + onUnmap[i](); + } + delete WebGPU.Internals.bufferOnUnmaps[bufferPtr]; + } + buffer.destroy(); +}; + +var _emwgpuBufferGetMappedRange = (bufferPtr, offset, size) => { + var buffer = WebGPU.getJsObject(bufferPtr); + if (size == -1) size = undefined; + var mapped; + try { + mapped = buffer.getMappedRange(offset, size); + } catch (ex) { + return 0; + } + var data = _memalign(16, mapped.byteLength); + HEAPU8.fill(0, data, mapped.byteLength); + WebGPU.Internals.bufferOnUnmaps[bufferPtr].push(() => { + new Uint8Array(mapped).set(HEAPU8.subarray(data, data + mapped.byteLength)); + _free(data); + }); + return data; +}; + +var _emwgpuBufferUnmap = bufferPtr => { + var buffer = WebGPU.getJsObject(bufferPtr); + var onUnmap = WebGPU.Internals.bufferOnUnmaps[bufferPtr]; + if (!onUnmap) { + // Already unmapped + return; + } + for (var i = 0; i < onUnmap.length; ++i) { + onUnmap[i](); + } + delete WebGPU.Internals.bufferOnUnmaps[bufferPtr]; + buffer.unmap(); +}; + +var _emwgpuDelete = ptr => { + delete WebGPU.Internals.jsObjects[ptr]; +}; + +var _emwgpuDeviceCreateBuffer = (devicePtr, descriptor, bufferPtr) => { + var mappedAtCreation = !!(HEAPU32[(((descriptor) + (32)) >> 2)]); + var desc = { + "label": WebGPU.makeStringFromOptionalStringView(descriptor + 4), + "usage": HEAPU32[(((descriptor) + (16)) >> 2)], + "size": readI53FromI64((descriptor) + (24)), + "mappedAtCreation": mappedAtCreation + }; + var device = WebGPU.getJsObject(devicePtr); + var buffer; + try { + buffer = device.createBuffer(desc); + } catch (ex) { + // The only exception should be RangeError if mapping at creation ran out of memory. + return false; + } + WebGPU.Internals.jsObjectInsert(bufferPtr, buffer); + if (mappedAtCreation) { + WebGPU.Internals.bufferOnUnmaps[bufferPtr] = []; + } + return true; +}; + +var _emwgpuDeviceCreateComputePipelineAsync = function(devicePtr, futureId_low, futureId_high, descriptor, pipelinePtr) { + var futureId = convertI32PairToI53Checked(futureId_low, futureId_high); + var desc = WebGPU.makeComputePipelineDesc(descriptor); + var device = WebGPU.getJsObject(devicePtr); + // createComputePipelineAsync + WebGPU.Internals.futureInsert(futureId, device.createComputePipelineAsync(desc).then(pipeline => { + // createComputePipelineAsync fulfilled + callUserCallback(() => { + WebGPU.Internals.jsObjectInsert(pipelinePtr, pipeline); + _emwgpuOnCreateComputePipelineCompleted(futureId, 1, pipelinePtr, 0); + }); + }, pipelineError => { + // createComputePipelineAsync rejected + callUserCallback(() => { + var sp = stackSave(); + var messagePtr = stringToUTF8OnStack(pipelineError.message); + var status = pipelineError.reason === "validation" ? 3 : pipelineError.reason === "internal" ? 4 : 0; + _emwgpuOnCreateComputePipelineCompleted(futureId, status, pipelinePtr, messagePtr); + stackRestore(sp); + }); + })); +}; + +var _emwgpuDeviceCreateRenderPipelineAsync = function(devicePtr, futureId_low, futureId_high, descriptor, pipelinePtr) { + var futureId = convertI32PairToI53Checked(futureId_low, futureId_high); + var desc = WebGPU.makeRenderPipelineDesc(descriptor); + var device = WebGPU.getJsObject(devicePtr); + // createRenderPipelineAsync + WebGPU.Internals.futureInsert(futureId, device.createRenderPipelineAsync(desc).then(pipeline => { + // createRenderPipelineAsync fulfilled + callUserCallback(() => { + WebGPU.Internals.jsObjectInsert(pipelinePtr, pipeline); + _emwgpuOnCreateRenderPipelineCompleted(futureId, 1, pipelinePtr, 0); + }); + }, pipelineError => { + // createRenderPipelineAsync rejected + callUserCallback(() => { + var sp = stackSave(); + var messagePtr = stringToUTF8OnStack(pipelineError.message); + var status = pipelineError.reason === "validation" ? 3 : pipelineError.reason === "internal" ? 4 : 0; + _emwgpuOnCreateRenderPipelineCompleted(futureId, status, pipelinePtr, messagePtr); + stackRestore(sp); + }); + })); +}; + +var _emwgpuDeviceCreateShaderModule = (devicePtr, descriptor, shaderModulePtr) => { + var nextInChainPtr = HEAPU32[((descriptor) >> 2)]; + var sType = HEAP32[(((nextInChainPtr) + (4)) >> 2)]; + var desc = { + "label": WebGPU.makeStringFromOptionalStringView(descriptor + 4), + "code": "" + }; + switch (sType) { + case 2: + { + desc["code"] = WebGPU.makeStringFromStringView(nextInChainPtr + 8); + break; + } + } + var device = WebGPU.getJsObject(devicePtr); + WebGPU.Internals.jsObjectInsert(shaderModulePtr, device.createShaderModule(desc)); +}; + +var _emwgpuDeviceDestroy = devicePtr => { + const device = WebGPU.getJsObject(devicePtr); + // Remove the onuncapturederror handler which holds a pointer to the WGPUDevice. + device.onuncapturederror = null; + device.destroy(); +}; + +var _emwgpuWaitAny = (futurePtr, futureCount, timeoutMSPtr) => { + abort("TODO: Implement asyncify-free WaitAny for timeout=0"); +}; + +var ENV = {}; + +var getExecutableName = () => thisProgram || "./this.program"; + +var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = (globalThis.navigator?.language ?? "C").replace("-", "_") + ".UTF-8"; + var env = { + "USER": "web_user", + "LOGNAME": "web_user", + "PATH": "/", + "PWD": "/", + "HOME": "/home/web_user", + "LANG": lang, + "_": getExecutableName() + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; +}; + +var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + var envp = 0; + for (var string of getEnvStrings()) { + var ptr = environ_buf + bufSize; + HEAPU32[(((__environ) + (envp)) >> 2)] = ptr; + bufSize += stringToUTF8(string, ptr, Infinity) + 1; + envp += 4; + } + return 0; +}; + +var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[((penviron_count) >> 2)] = strings.length; + var bufSize = 0; + for (var string of strings) { + bufSize += lengthBytesUTF8(string) + 1; + } + HEAPU32[((penviron_buf_size) >> 2)] = bufSize; + return 0; +}; + +function _fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[((iov) >> 2)]; + var len = HEAPU32[(((iov) + (4)) >> 2)]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != "undefined") { + offset += curr; + } + } + return ret; +}; + +function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[((pnum) >> 2)] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, (+(Math.abs(tempDouble))) >= 1 ? (tempDouble > 0 ? (+(Math.floor((tempDouble) / 4294967296))) >>> 0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble))) >>> 0)) / 4294967296))))) >>> 0) : 0) ], + HEAP32[((newOffset) >> 2)] = tempI64[0], HEAP32[(((newOffset) + (4)) >> 2)] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[((iov) >> 2)]; + var len = HEAPU32[(((iov) + (4)) >> 2)]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != "undefined") { + offset += curr; + } + } + return ret; +}; + +function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[((pnum) >> 2)] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +var _emscripten_glActiveTexture = x0 => GLctx.activeTexture(x0); + +var _glActiveTexture = _emscripten_glActiveTexture; + +var _emscripten_glAttachShader = (program, shader) => { + GLctx.attachShader(GL.programs[program], GL.shaders[shader]); +}; + +var _glAttachShader = _emscripten_glAttachShader; + +var _emscripten_glBindAttribLocation = (program, index, name) => { + GLctx.bindAttribLocation(GL.programs[program], index, UTF8ToString(name)); +}; + +var _glBindAttribLocation = _emscripten_glBindAttribLocation; + +var _emscripten_glBindBuffer = (target, buffer) => { + // Calling glBindBuffer with an unknown buffer will implicitly create a + // new one. Here we bypass `GL.counter` and directly using the ID passed + // in. + if (buffer && !GL.buffers[buffer]) { + var b = GLctx.createBuffer(); + b.name = buffer; + GL.buffers[buffer] = b; + } + if (target == 34962) { + GLctx.currentArrayBufferBinding = buffer; + } else if (target == 34963) { + GLctx.currentElementArrayBufferBinding = buffer; + } + if (target == 35051) { + // In WebGL 2 glReadPixels entry point, we need to use a different WebGL 2 + // API function call when a buffer is bound to + // GL_PIXEL_PACK_BUFFER_BINDING point, so must keep track whether that + // binding point is non-null to know what is the proper API function to + // call. + GLctx.currentPixelPackBufferBinding = buffer; + } else if (target == 35052) { + // In WebGL 2 gl(Compressed)Tex(Sub)Image[23]D entry points, we need to + // use a different WebGL 2 API function call when a buffer is bound to + // GL_PIXEL_UNPACK_BUFFER_BINDING point, so must keep track whether that + // binding point is non-null to know what is the proper API function to + // call. + GLctx.currentPixelUnpackBufferBinding = buffer; + } + GLctx.bindBuffer(target, GL.buffers[buffer]); +}; + +var _glBindBuffer = _emscripten_glBindBuffer; + +var _emscripten_glBindBufferBase = (target, index, buffer) => { + GLctx.bindBufferBase(target, index, GL.buffers[buffer]); +}; + +var _glBindBufferBase = _emscripten_glBindBufferBase; + +var _emscripten_glBindFramebuffer = (target, framebuffer) => { + GLctx.bindFramebuffer(target, GL.framebuffers[framebuffer]); +}; + +var _glBindFramebuffer = _emscripten_glBindFramebuffer; + +var _emscripten_glBindTexture = (target, texture) => { + GLctx.bindTexture(target, GL.textures[texture]); +}; + +var _glBindTexture = _emscripten_glBindTexture; + +var _emscripten_glBindVertexArray = vao => { + GLctx.bindVertexArray(GL.vaos[vao]); + var ibo = GLctx.getParameter(34965); + GLctx.currentElementArrayBufferBinding = ibo ? (ibo.name | 0) : 0; +}; + +var _glBindVertexArray = _emscripten_glBindVertexArray; + +var _emscripten_glBlendEquation = x0 => GLctx.blendEquation(x0); + +var _glBlendEquation = _emscripten_glBlendEquation; + +var _emscripten_glBlendFunc = (x0, x1) => GLctx.blendFunc(x0, x1); + +var _glBlendFunc = _emscripten_glBlendFunc; + +var _emscripten_glBufferData = (target, size, data, usage) => { + if (GL.currentContext.version >= 2) { + // If size is zero, WebGL would interpret uploading the whole input + // arraybuffer (starting from given offset), which would not make sense in + // WebAssembly, so avoid uploading if size is zero. However we must still + // call bufferData to establish a backing storage of zero bytes. + if (data && size) { + GLctx.bufferData(target, HEAPU8, usage, data, size); + } else { + GLctx.bufferData(target, size, usage); + } + return; + } + // N.b. here first form specifies a heap subarray, second form an integer + // size, so the ?: code here is polymorphic. It is advised to avoid + // randomly mixing both uses in calling code, to avoid any potential JS + // engine JIT issues. + GLctx.bufferData(target, data ? HEAPU8.subarray(data, data + size) : size, usage); +}; + +var _glBufferData = _emscripten_glBufferData; + +var _emscripten_glClear = x0 => GLctx.clear(x0); + +var _glClear = _emscripten_glClear; + +var _emscripten_glClearColor = (x0, x1, x2, x3) => GLctx.clearColor(x0, x1, x2, x3); + +var _glClearColor = _emscripten_glClearColor; + +var convertI32PairToI53 = (lo, hi) => (lo >>> 0) + hi * 4294967296; + +var _emscripten_glClientWaitSync = (sync, flags, timeout_low, timeout_high) => { + // WebGL2 vs GLES3 differences: in GLES3, the timeout parameter is a uint64, where 0xFFFFFFFFFFFFFFFFULL means GL_TIMEOUT_IGNORED. + // In JS, there's no 64-bit value types, so instead timeout is taken to be signed, and GL_TIMEOUT_IGNORED is given value -1. + // Inherently the value accepted in the timeout is lossy, and can't take in arbitrary u64 bit pattern (but most likely doesn't matter) + // See https://www.khronos.org/registry/webgl/specs/latest/2.0/#5.15 + var timeout = convertI32PairToI53(timeout_low, timeout_high); + return GLctx.clientWaitSync(GL.syncs[sync], flags, timeout); +}; + +var _glClientWaitSync = _emscripten_glClientWaitSync; + +var _emscripten_glColorMask = (red, green, blue, alpha) => { + GLctx.colorMask(!!red, !!green, !!blue, !!alpha); +}; + +var _glColorMask = _emscripten_glColorMask; + +var _emscripten_glCompileShader = shader => { + GLctx.compileShader(GL.shaders[shader]); +}; + +var _glCompileShader = _emscripten_glCompileShader; + +var _emscripten_glCreateProgram = () => { + var id = GL.getNewId(GL.programs); + var program = GLctx.createProgram(); + // Store additional information needed for each shader program: + program.name = id; + // Lazy cache results of + // glGetProgramiv(GL_ACTIVE_UNIFORM_MAX_LENGTH/GL_ACTIVE_ATTRIBUTE_MAX_LENGTH/GL_ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH) + program.maxUniformLength = program.maxAttributeLength = program.maxUniformBlockNameLength = 0; + program.uniformIdCounter = 1; + GL.programs[id] = program; + return id; +}; + +var _glCreateProgram = _emscripten_glCreateProgram; + +var _emscripten_glCreateShader = shaderType => { + var id = GL.getNewId(GL.shaders); + GL.shaders[id] = GLctx.createShader(shaderType); + return id; +}; + +var _glCreateShader = _emscripten_glCreateShader; + +var _emscripten_glDeleteBuffers = (n, buffers) => { + for (var i = 0; i < n; i++) { + var id = HEAP32[(((buffers) + (i * 4)) >> 2)]; + var buffer = GL.buffers[id]; + // From spec: "glDeleteBuffers silently ignores 0's and names that do not + // correspond to existing buffer objects." + if (!buffer) continue; + GLctx.deleteBuffer(buffer); + buffer.name = 0; + GL.buffers[id] = null; + if (id == GLctx.currentArrayBufferBinding) GLctx.currentArrayBufferBinding = 0; + if (id == GLctx.currentElementArrayBufferBinding) GLctx.currentElementArrayBufferBinding = 0; + if (id == GLctx.currentPixelPackBufferBinding) GLctx.currentPixelPackBufferBinding = 0; + if (id == GLctx.currentPixelUnpackBufferBinding) GLctx.currentPixelUnpackBufferBinding = 0; + } +}; + +var _glDeleteBuffers = _emscripten_glDeleteBuffers; + +var _emscripten_glDeleteFramebuffers = (n, framebuffers) => { + for (var i = 0; i < n; ++i) { + var id = HEAP32[(((framebuffers) + (i * 4)) >> 2)]; + var framebuffer = GL.framebuffers[id]; + if (!framebuffer) continue; + // GL spec: "glDeleteFramebuffers silently ignores 0s and names that do not correspond to existing framebuffer objects". + GLctx.deleteFramebuffer(framebuffer); + framebuffer.name = 0; + GL.framebuffers[id] = null; + } +}; + +var _glDeleteFramebuffers = _emscripten_glDeleteFramebuffers; + +var _emscripten_glDeleteProgram = id => { + if (!id) return; + var program = GL.programs[id]; + if (!program) { + // glDeleteProgram actually signals an error when deleting a nonexisting + // object, unlike some other GL delete functions. + GL.recordError(1281); + return; + } + GLctx.deleteProgram(program); + program.name = 0; + GL.programs[id] = null; +}; + +var _glDeleteProgram = _emscripten_glDeleteProgram; + +var _emscripten_glDeleteShader = id => { + if (!id) return; + var shader = GL.shaders[id]; + if (!shader) { + // glDeleteShader actually signals an error when deleting a nonexisting + // object, unlike some other GL delete functions. + GL.recordError(1281); + return; + } + GLctx.deleteShader(shader); + GL.shaders[id] = null; +}; + +var _glDeleteShader = _emscripten_glDeleteShader; + +var _emscripten_glDeleteSync = id => { + if (!id) return; + var sync = GL.syncs[id]; + if (!sync) { + // glDeleteSync signals an error when deleting a nonexisting object, unlike some other GL delete functions. + GL.recordError(1281); + return; + } + GLctx.deleteSync(sync); + sync.name = 0; + GL.syncs[id] = null; +}; + +var _glDeleteSync = _emscripten_glDeleteSync; + +var _emscripten_glDeleteTextures = (n, textures) => { + for (var i = 0; i < n; i++) { + var id = HEAP32[(((textures) + (i * 4)) >> 2)]; + var texture = GL.textures[id]; + // GL spec: "glDeleteTextures silently ignores 0s and names that do not + // correspond to existing textures". + if (!texture) continue; + GLctx.deleteTexture(texture); + texture.name = 0; + GL.textures[id] = null; + } +}; + +var _glDeleteTextures = _emscripten_glDeleteTextures; + +var _emscripten_glDeleteVertexArrays = (n, vaos) => { + for (var i = 0; i < n; i++) { + var id = HEAP32[(((vaos) + (i * 4)) >> 2)]; + GLctx.deleteVertexArray(GL.vaos[id]); + GL.vaos[id] = null; + } +}; + +var _glDeleteVertexArrays = _emscripten_glDeleteVertexArrays; + +var _emscripten_glDetachShader = (program, shader) => { + GLctx.detachShader(GL.programs[program], GL.shaders[shader]); +}; + +var _glDetachShader = _emscripten_glDetachShader; + +var _emscripten_glDisable = x0 => GLctx.disable(x0); + +var _glDisable = _emscripten_glDisable; + +var _emscripten_glDisableVertexAttribArray = index => { + var cb = GL.currentContext.clientBuffers[index]; + cb.enabled = false; + GLctx.disableVertexAttribArray(index); +}; + +var _glDisableVertexAttribArray = _emscripten_glDisableVertexAttribArray; + +var _emscripten_glDrawArrays = (mode, first, count) => { + // bind any client-side buffers + GL.preDrawHandleClientVertexAttribBindings(first + count); + GLctx.drawArrays(mode, first, count); + GL.postDrawHandleClientVertexAttribBindings(); +}; + +var _glDrawArrays = _emscripten_glDrawArrays; + +var tempFixedLengthArray = []; + +var _emscripten_glDrawBuffers = (n, bufs) => { + var bufArray = tempFixedLengthArray[n]; + for (var i = 0; i < n; i++) { + bufArray[i] = HEAP32[(((bufs) + (i * 4)) >> 2)]; + } + GLctx.drawBuffers(bufArray); +}; + +var _glDrawBuffers = _emscripten_glDrawBuffers; + +var _emscripten_glEnable = x0 => GLctx.enable(x0); + +var _glEnable = _emscripten_glEnable; + +var _emscripten_glEnableVertexAttribArray = index => { + var cb = GL.currentContext.clientBuffers[index]; + cb.enabled = true; + GLctx.enableVertexAttribArray(index); +}; + +var _glEnableVertexAttribArray = _emscripten_glEnableVertexAttribArray; + +var _emscripten_glFenceSync = (condition, flags) => { + var sync = GLctx.fenceSync(condition, flags); + if (sync) { + var id = GL.getNewId(GL.syncs); + sync.name = id; + GL.syncs[id] = sync; + return id; + } + return 0; +}; + +var _glFenceSync = _emscripten_glFenceSync; + +var _emscripten_glFinish = () => GLctx.finish(); + +var _glFinish = _emscripten_glFinish; + +var _emscripten_glFlush = () => GLctx.flush(); + +var _glFlush = _emscripten_glFlush; + +var _emscripten_glFramebufferTexture2D = (target, attachment, textarget, texture, level) => { + GLctx.framebufferTexture2D(target, attachment, textarget, GL.textures[texture], level); +}; + +var _glFramebufferTexture2D = _emscripten_glFramebufferTexture2D; + +var _emscripten_glFramebufferTextureLayer = (target, attachment, texture, level, layer) => { + GLctx.framebufferTextureLayer(target, attachment, GL.textures[texture], level, layer); +}; + +var _glFramebufferTextureLayer = _emscripten_glFramebufferTextureLayer; + +var _emscripten_glGenBuffers = (n, buffers) => { + GL.genObject(n, buffers, "createBuffer", GL.buffers); +}; + +var _glGenBuffers = _emscripten_glGenBuffers; + +var _emscripten_glGenFramebuffers = (n, ids) => { + GL.genObject(n, ids, "createFramebuffer", GL.framebuffers); +}; + +var _glGenFramebuffers = _emscripten_glGenFramebuffers; + +var _emscripten_glGenTextures = (n, textures) => { + GL.genObject(n, textures, "createTexture", GL.textures); +}; + +var _glGenTextures = _emscripten_glGenTextures; + +var _emscripten_glGenVertexArrays = (n, arrays) => { + GL.genObject(n, arrays, "createVertexArray", GL.vaos); +}; + +var _glGenVertexArrays = _emscripten_glGenVertexArrays; + +var _emscripten_glGetAttribLocation = (program, name) => GLctx.getAttribLocation(GL.programs[program], UTF8ToString(name)); + +var _glGetAttribLocation = _emscripten_glGetAttribLocation; + +var _emscripten_glGetError = () => { + var error = GLctx.getError() || GL.lastError; + GL.lastError = 0; + return error; +}; + +var _glGetError = _emscripten_glGetError; + +var webglGetExtensions = () => { + var exts = getEmscriptenSupportedExtensions(GLctx); + exts = exts.concat(exts.map(e => "GL_" + e)); + return exts; +}; + +var emscriptenWebGLGet = (name_, p, type) => { + // Guard against user passing a null pointer. + // Note that GLES2 spec does not say anything about how passing a null + // pointer should be treated. Testing on desktop core GL 3, the application + // crashes on glGetIntegerv to a null pointer, but better to report an error + // instead of doing anything random. + if (!p) { + GL.recordError(1281); + return; + } + var ret = undefined; + switch (name_) { + // Handle a few trivial GLES values + case 36346: + // GL_SHADER_COMPILER + ret = 1; + break; + + case 36344: + // GL_SHADER_BINARY_FORMATS + if (type != 0 && type != 1) { + GL.recordError(1280); + } + // Do not write anything to the out pointer, since no binary formats are + // supported. + return; + + case 34814: + // GL_NUM_PROGRAM_BINARY_FORMATS + case 36345: + // GL_NUM_SHADER_BINARY_FORMATS + ret = 0; + break; + + case 34466: + // GL_NUM_COMPRESSED_TEXTURE_FORMATS + // WebGL doesn't have GL_NUM_COMPRESSED_TEXTURE_FORMATS (it's obsolete + // since GL_COMPRESSED_TEXTURE_FORMATS returns a JS array that can be + // queried for length), so implement it ourselves to allow C++ GLES2 + // code to get the length. + var formats = GLctx.getParameter(34467); + ret = formats ? formats.length : 0; + break; + + case 33309: + // GL_NUM_EXTENSIONS + if (GL.currentContext.version < 2) { + // Calling GLES3/WebGL2 function with a GLES2/WebGL1 context + GL.recordError(1282); + return; + } + ret = webglGetExtensions().length; + break; + + case 33307: + // GL_MAJOR_VERSION + case 33308: + // GL_MINOR_VERSION + if (GL.currentContext.version < 2) { + GL.recordError(1280); + // GL_INVALID_ENUM + return; + } + ret = name_ == 33307 ? 3 : 0; + // return version 3.0 + break; + } + if (ret === undefined) { + var result = GLctx.getParameter(name_); + switch (typeof result) { + case "number": + ret = result; + break; + + case "boolean": + ret = result ? 1 : 0; + break; + + case "string": + GL.recordError(1280); + // GL_INVALID_ENUM + return; + + case "object": + if (result === null) { + // null is a valid result for some (e.g., which buffer is bound - + // perhaps nothing is bound), but otherwise can mean an invalid + // name_, which we need to report as an error + switch (name_) { + case 34964: + // ARRAY_BUFFER_BINDING + case 35725: + // CURRENT_PROGRAM + case 34965: + // ELEMENT_ARRAY_BUFFER_BINDING + case 36006: + // FRAMEBUFFER_BINDING or DRAW_FRAMEBUFFER_BINDING + case 36007: + // RENDERBUFFER_BINDING + case 32873: + // TEXTURE_BINDING_2D + case 34229: + // WebGL 2 GL_VERTEX_ARRAY_BINDING, or WebGL 1 extension OES_vertex_array_object GL_VERTEX_ARRAY_BINDING_OES + case 36662: + // COPY_READ_BUFFER_BINDING or COPY_READ_BUFFER + case 36663: + // COPY_WRITE_BUFFER_BINDING or COPY_WRITE_BUFFER + case 35053: + // PIXEL_PACK_BUFFER_BINDING + case 35055: + // PIXEL_UNPACK_BUFFER_BINDING + case 36010: + // READ_FRAMEBUFFER_BINDING + case 35097: + // SAMPLER_BINDING + case 35869: + // TEXTURE_BINDING_2D_ARRAY + case 32874: + // TEXTURE_BINDING_3D + case 36389: + // TRANSFORM_FEEDBACK_BINDING + case 35983: + // TRANSFORM_FEEDBACK_BUFFER_BINDING + case 35368: + // UNIFORM_BUFFER_BINDING + case 34068: + { + // TEXTURE_BINDING_CUBE_MAP + ret = 0; + break; + } + + default: + { + GL.recordError(1280); + // GL_INVALID_ENUM + return; + } + } + } else if (result instanceof Float32Array || result instanceof Uint32Array || result instanceof Int32Array || result instanceof Array) { + for (var i = 0; i < result.length; ++i) { + switch (type) { + case 0: + HEAP32[(((p) + (i * 4)) >> 2)] = result[i]; + break; + + case 2: + HEAPF32[(((p) + (i * 4)) >> 2)] = result[i]; + break; + + case 4: + HEAP8[(p) + (i)] = result[i] ? 1 : 0; + break; + } + } + return; + } else { + try { + ret = result.name | 0; + } catch (e) { + GL.recordError(1280); + // GL_INVALID_ENUM + err(`GL_INVALID_ENUM in glGet${type}v: Unknown object returned from WebGL getParameter(${name_})! (error: ${e})`); + return; + } + } + break; + + default: + GL.recordError(1280); + // GL_INVALID_ENUM + err(`GL_INVALID_ENUM in glGet${type}v: Native code calling glGet${type}v(${name_}) and it returns ${result} of type ${typeof (result)}!`); + return; + } + } + switch (type) { + case 1: + writeI53ToI64(p, ret); + break; + + case 0: + HEAP32[((p) >> 2)] = ret; + break; + + case 2: + HEAPF32[((p) >> 2)] = ret; + break; + + case 4: + HEAP8[p] = ret ? 1 : 0; + break; + } +}; + +var _emscripten_glGetFloatv = (name_, p) => emscriptenWebGLGet(name_, p, 2); + +var _glGetFloatv = _emscripten_glGetFloatv; + +var _emscripten_glGetIntegerv = (name_, p) => emscriptenWebGLGet(name_, p, 0); + +var _glGetIntegerv = _emscripten_glGetIntegerv; + +var _emscripten_glGetProgramiv = (program, pname, p) => { + if (!p) { + // GLES2 specification does not specify how to behave if p is a null + // pointer. Since calling this function does not make sense if p == null, + // issue a GL error to notify user about it. + GL.recordError(1281); + return; + } + if (program >= GL.counter) { + GL.recordError(1281); + return; + } + program = GL.programs[program]; + if (pname == 35716) { + // GL_INFO_LOG_LENGTH + var log = GLctx.getProgramInfoLog(program); + if (log === null) log = "(unknown error)"; + HEAP32[((p) >> 2)] = log.length + 1; + } else if (pname == 35719) { + if (!program.maxUniformLength) { + var numActiveUniforms = GLctx.getProgramParameter(program, 35718); + for (var i = 0; i < numActiveUniforms; ++i) { + program.maxUniformLength = Math.max(program.maxUniformLength, GLctx.getActiveUniform(program, i).name.length + 1); + } + } + HEAP32[((p) >> 2)] = program.maxUniformLength; + } else if (pname == 35722) { + if (!program.maxAttributeLength) { + var numActiveAttributes = GLctx.getProgramParameter(program, 35721); + for (var i = 0; i < numActiveAttributes; ++i) { + program.maxAttributeLength = Math.max(program.maxAttributeLength, GLctx.getActiveAttrib(program, i).name.length + 1); + } + } + HEAP32[((p) >> 2)] = program.maxAttributeLength; + } else if (pname == 35381) { + if (!program.maxUniformBlockNameLength) { + var numActiveUniformBlocks = GLctx.getProgramParameter(program, 35382); + for (var i = 0; i < numActiveUniformBlocks; ++i) { + program.maxUniformBlockNameLength = Math.max(program.maxUniformBlockNameLength, GLctx.getActiveUniformBlockName(program, i).length + 1); + } + } + HEAP32[((p) >> 2)] = program.maxUniformBlockNameLength; + } else { + HEAP32[((p) >> 2)] = GLctx.getProgramParameter(program, pname); + } +}; + +var _glGetProgramiv = _emscripten_glGetProgramiv; + +var _emscripten_glGetShaderInfoLog = (shader, maxLength, length, infoLog) => { + var log = GLctx.getShaderInfoLog(GL.shaders[shader]); + if (log === null) log = "(unknown error)"; + var numBytesWrittenExclNull = (maxLength > 0 && infoLog) ? stringToUTF8(log, infoLog, maxLength) : 0; + if (length) HEAP32[((length) >> 2)] = numBytesWrittenExclNull; +}; + +var _glGetShaderInfoLog = _emscripten_glGetShaderInfoLog; + +var _emscripten_glGetShaderiv = (shader, pname, p) => { + if (!p) { + // GLES2 specification does not specify how to behave if p is a null + // pointer. Since calling this function does not make sense if p == null, + // issue a GL error to notify user about it. + GL.recordError(1281); + return; + } + if (pname == 35716) { + // GL_INFO_LOG_LENGTH + var log = GLctx.getShaderInfoLog(GL.shaders[shader]); + if (log === null) log = "(unknown error)"; + // The GLES2 specification says that if the shader has an empty info log, + // a value of 0 is returned. Otherwise the log has a null char appended. + // (An empty string is falsey, so we can just check that instead of + // looking at log.length.) + var logLength = log ? log.length + 1 : 0; + HEAP32[((p) >> 2)] = logLength; + } else if (pname == 35720) { + // GL_SHADER_SOURCE_LENGTH + var source = GLctx.getShaderSource(GL.shaders[shader]); + // source may be a null, or the empty string, both of which are falsey + // values that we report a 0 length for. + var sourceLength = source ? source.length + 1 : 0; + HEAP32[((p) >> 2)] = sourceLength; + } else { + HEAP32[((p) >> 2)] = GLctx.getShaderParameter(GL.shaders[shader], pname); + } +}; + +var _glGetShaderiv = _emscripten_glGetShaderiv; + +var _emscripten_glGetString = name_ => { + var ret = GL.stringCache[name_]; + if (!ret) { + switch (name_) { + case 7939: + ret = stringToNewUTF8(webglGetExtensions().join(" ")); + break; + + case 7936: + case 7937: + case 37445: + case 37446: + var s = GLctx.getParameter(name_); + if (!s) { + GL.recordError(1280); + } + ret = s ? stringToNewUTF8(s) : 0; + break; + + case 7938: + var webGLVersion = GLctx.getParameter(7938); + // return GLES version string corresponding to the version of the WebGL context + var glVersion = `OpenGL ES 2.0 (${webGLVersion})`; + if (GL.currentContext.version >= 2) glVersion = `OpenGL ES 3.0 (${webGLVersion})`; + ret = stringToNewUTF8(glVersion); + break; + + case 35724: + var glslVersion = GLctx.getParameter(35724); + // extract the version number 'N.M' from the string 'WebGL GLSL ES N.M ...' + var ver_re = /^WebGL GLSL ES ([0-9]\.[0-9][0-9]?)(?:$| .*)/; + var ver_num = glslVersion.match(ver_re); + if (ver_num !== null) { + if (ver_num[1].length == 3) ver_num[1] = ver_num[1] + "0"; + // ensure minor version has 2 digits + glslVersion = `OpenGL ES GLSL ES ${ver_num[1]} (${glslVersion})`; + } + ret = stringToNewUTF8(glslVersion); + break; + + default: + GL.recordError(1280); + } + GL.stringCache[name_] = ret; + } + return ret; +}; + +var _glGetString = _emscripten_glGetString; + +var _emscripten_glGetUniformBlockIndex = (program, uniformBlockName) => GLctx.getUniformBlockIndex(GL.programs[program], UTF8ToString(uniformBlockName)); + +var _glGetUniformBlockIndex = _emscripten_glGetUniformBlockIndex; + +/** @suppress {checkTypes} */ var jstoi_q = str => parseInt(str); + +/** @noinline */ var webglGetLeftBracePos = name => name.slice(-1) == "]" && name.lastIndexOf("["); + +var webglPrepareUniformLocationsBeforeFirstUse = program => { + var uniformLocsById = program.uniformLocsById, // Maps GLuint -> WebGLUniformLocation + uniformSizeAndIdsByName = program.uniformSizeAndIdsByName, // Maps name -> [uniform array length, GLuint] + i, j; + // On the first time invocation of glGetUniformLocation on this shader program: + // initialize cache data structures and discover which uniforms are arrays. + if (!uniformLocsById) { + // maps GLint integer locations to WebGLUniformLocations + program.uniformLocsById = uniformLocsById = {}; + // maps integer locations back to uniform name strings, so that we can lazily fetch uniform array locations + program.uniformArrayNamesById = {}; + var numActiveUniforms = GLctx.getProgramParameter(program, 35718); + for (i = 0; i < numActiveUniforms; ++i) { + var u = GLctx.getActiveUniform(program, i); + var nm = u.name; + var sz = u.size; + var lb = webglGetLeftBracePos(nm); + var arrayName = lb > 0 ? nm.slice(0, lb) : nm; + // Assign a new location. + var id = program.uniformIdCounter; + program.uniformIdCounter += sz; + // Eagerly get the location of the uniformArray[0] base element. + // The remaining indices >0 will be left for lazy evaluation to + // improve performance. Those may never be needed to fetch, if the + // application fills arrays always in full starting from the first + // element of the array. + uniformSizeAndIdsByName[arrayName] = [ sz, id ]; + // Store placeholder integers in place that highlight that these + // >0 index locations are array indices pending population. + for (j = 0; j < sz; ++j) { + uniformLocsById[id] = j; + program.uniformArrayNamesById[id++] = arrayName; + } + } + } +}; + +var _emscripten_glGetUniformLocation = (program, name) => { + name = UTF8ToString(name); + if (program = GL.programs[program]) { + webglPrepareUniformLocationsBeforeFirstUse(program); + var uniformLocsById = program.uniformLocsById; + // Maps GLuint -> WebGLUniformLocation + var arrayIndex = 0; + var uniformBaseName = name; + // Invariant: when populating integer IDs for uniform locations, we must + // maintain the precondition that arrays reside in contiguous addresses, + // i.e. for a 'vec4 colors[10];', colors[4] must be at location + // colors[0]+4. However, user might call glGetUniformLocation(program, + // "colors") for an array, so we cannot discover based on the user input + // arguments whether the uniform we are dealing with is an array. The only + // way to discover which uniforms are arrays is to enumerate over all the + // active uniforms in the program. + var leftBrace = webglGetLeftBracePos(name); + // If user passed an array accessor "[index]", parse the array index off the accessor. + if (leftBrace > 0) { + arrayIndex = jstoi_q(name.slice(leftBrace + 1)) >>> 0; + // "index]", coerce parseInt(']') with >>>0 to treat "foo[]" as "foo[0]" and foo[-1] as unsigned out-of-bounds. + uniformBaseName = name.slice(0, leftBrace); + } + // Have we cached the location of this uniform before? + // A pair [array length, GLint of the uniform location] + var sizeAndId = program.uniformSizeAndIdsByName[uniformBaseName]; + // If a uniform with this name exists, and if its index is within the + // array limits (if it's even an array), query the WebGLlocation, or + // return an existing cached location. + if (sizeAndId && arrayIndex < sizeAndId[0]) { + arrayIndex += sizeAndId[1]; + // Add the base location of the uniform to the array index offset. + if ((uniformLocsById[arrayIndex] = uniformLocsById[arrayIndex] || GLctx.getUniformLocation(program, name))) { + return arrayIndex; + } + } + } else { + // N.b. we are currently unable to distinguish between GL program IDs that + // never existed vs GL program IDs that have been deleted, so report + // GL_INVALID_VALUE in both cases. + GL.recordError(1281); + } + return -1; +}; + +var _glGetUniformLocation = _emscripten_glGetUniformLocation; + +var _emscripten_glLineWidth = x0 => GLctx.lineWidth(x0); + +var _glLineWidth = _emscripten_glLineWidth; + +var _emscripten_glLinkProgram = program => { + program = GL.programs[program]; + GLctx.linkProgram(program); + // Invalidate earlier computed uniform->ID mappings, those have now become stale + program.uniformLocsById = 0; + // Mark as null-like so that glGetUniformLocation() knows to populate this again. + program.uniformSizeAndIdsByName = {}; +}; + +var _glLinkProgram = _emscripten_glLinkProgram; + +var _emscripten_glPixelStorei = (pname, param) => { + if (pname == 3317) { + GL.unpackAlignment = param; + } else if (pname == 3314) { + GL.unpackRowLength = param; + } + GLctx.pixelStorei(pname, param); +}; + +var _glPixelStorei = _emscripten_glPixelStorei; + +var computeUnpackAlignedImageSize = (width, height, sizePerPixel) => { + function roundedToNextMultipleOf(x, y) { + return (x + y - 1) & -y; + } + var plainRowSize = (GL.unpackRowLength || width) * sizePerPixel; + var alignedRowSize = roundedToNextMultipleOf(plainRowSize, GL.unpackAlignment); + return height * alignedRowSize; +}; + +var colorChannelsInGlTextureFormat = format => { + // Micro-optimizations for size: map format to size by subtracting smallest + // enum value (0x1902) from all values first. Also omit the most common + // size value (1) from the list, which is assumed by formats not on the + // list. + var colorChannels = { + // 0x1902 /* GL_DEPTH_COMPONENT */ - 0x1902: 1, + // 0x1906 /* GL_ALPHA */ - 0x1902: 1, + 5: 3, + 6: 4, + // 0x1909 /* GL_LUMINANCE */ - 0x1902: 1, + 8: 2, + 29502: 3, + 29504: 4, + // 0x1903 /* GL_RED */ - 0x1902: 1, + 26917: 2, + 26918: 2, + // 0x8D94 /* GL_RED_INTEGER */ - 0x1902: 1, + 29846: 3, + 29847: 4 + }; + return colorChannels[format - 6402] || 1; +}; + +var heapObjectForWebGLType = type => { + // Micro-optimization for size: Subtract lowest GL enum number (0x1400/* GL_BYTE */) from type to compare + // smaller values for the heap, for shorter generated code size. + // Also the type HEAPU16 is not tested for explicitly, but any unrecognized type will return out HEAPU16. + // (since most types are HEAPU16) + type -= 5120; + if (type == 0) return HEAP8; + if (type == 1) return HEAPU8; + if (type == 2) return HEAP16; + if (type == 4) return HEAP32; + if (type == 6) return HEAPF32; + if (type == 5 || type == 28922 || type == 28520 || type == 30779 || type == 30782) return HEAPU32; + return HEAPU16; +}; + +var toTypedArrayIndex = (pointer, heap) => pointer >>> (31 - Math.clz32(heap.BYTES_PER_ELEMENT)); + +var emscriptenWebGLGetTexPixelData = (type, format, width, height, pixels, internalFormat) => { + var heap = heapObjectForWebGLType(type); + var sizePerPixel = colorChannelsInGlTextureFormat(format) * heap.BYTES_PER_ELEMENT; + var bytes = computeUnpackAlignedImageSize(width, height, sizePerPixel); + return heap.subarray(toTypedArrayIndex(pixels, heap), toTypedArrayIndex(pixels + bytes, heap)); +}; + +var _emscripten_glReadPixels = (x, y, width, height, format, type, pixels) => { + if (GL.currentContext.version >= 2) { + if (GLctx.currentPixelPackBufferBinding) { + GLctx.readPixels(x, y, width, height, format, type, pixels); + return; + } + var heap = heapObjectForWebGLType(type); + var target = toTypedArrayIndex(pixels, heap); + GLctx.readPixels(x, y, width, height, format, type, heap, target); + return; + } + var pixelData = emscriptenWebGLGetTexPixelData(type, format, width, height, pixels, format); + if (!pixelData) { + GL.recordError(1280); + return; + } + GLctx.readPixels(x, y, width, height, format, type, pixelData); +}; + +var _glReadPixels = _emscripten_glReadPixels; + +var _emscripten_glShaderSource = (shader, count, string, length) => { + var source = GL.getSource(shader, count, string, length); + GLctx.shaderSource(GL.shaders[shader], source); +}; + +var _glShaderSource = _emscripten_glShaderSource; + +var _emscripten_glTexImage2D = (target, level, internalFormat, width, height, border, format, type, pixels) => { + if (GL.currentContext.version >= 2) { + if (GLctx.currentPixelUnpackBufferBinding) { + GLctx.texImage2D(target, level, internalFormat, width, height, border, format, type, pixels); + return; + } + if (pixels) { + var heap = heapObjectForWebGLType(type); + var index = toTypedArrayIndex(pixels, heap); + GLctx.texImage2D(target, level, internalFormat, width, height, border, format, type, heap, index); + return; + } + } + var pixelData = pixels ? emscriptenWebGLGetTexPixelData(type, format, width, height, pixels, internalFormat) : null; + GLctx.texImage2D(target, level, internalFormat, width, height, border, format, type, pixelData); +}; + +var _glTexImage2D = _emscripten_glTexImage2D; + +var _emscripten_glTexParameterf = (x0, x1, x2) => GLctx.texParameterf(x0, x1, x2); + +var _glTexParameterf = _emscripten_glTexParameterf; + +var _emscripten_glTexParameterfv = (target, pname, params) => { + var param = HEAPF32[((params) >> 2)]; + GLctx.texParameterf(target, pname, param); +}; + +var _glTexParameterfv = _emscripten_glTexParameterfv; + +var _emscripten_glTexParameteri = (x0, x1, x2) => GLctx.texParameteri(x0, x1, x2); + +var _glTexParameteri = _emscripten_glTexParameteri; + +var _emscripten_glTexStorage2D = (x0, x1, x2, x3, x4) => GLctx.texStorage2D(x0, x1, x2, x3, x4); + +var _glTexStorage2D = _emscripten_glTexStorage2D; + +var _emscripten_glTexStorage3D = (x0, x1, x2, x3, x4, x5) => GLctx.texStorage3D(x0, x1, x2, x3, x4, x5); + +var _glTexStorage3D = _emscripten_glTexStorage3D; + +var _emscripten_glTexSubImage2D = (target, level, xoffset, yoffset, width, height, format, type, pixels) => { + if (GL.currentContext.version >= 2) { + if (GLctx.currentPixelUnpackBufferBinding) { + GLctx.texSubImage2D(target, level, xoffset, yoffset, width, height, format, type, pixels); + return; + } + if (pixels) { + var heap = heapObjectForWebGLType(type); + GLctx.texSubImage2D(target, level, xoffset, yoffset, width, height, format, type, heap, toTypedArrayIndex(pixels, heap)); + return; + } + } + var pixelData = pixels ? emscriptenWebGLGetTexPixelData(type, format, width, height, pixels, 0) : null; + GLctx.texSubImage2D(target, level, xoffset, yoffset, width, height, format, type, pixelData); +}; + +var _glTexSubImage2D = _emscripten_glTexSubImage2D; + +var _emscripten_glTexSubImage3D = (target, level, xoffset, yoffset, zoffset, width, height, depth, format, type, pixels) => { + if (GLctx.currentPixelUnpackBufferBinding) { + GLctx.texSubImage3D(target, level, xoffset, yoffset, zoffset, width, height, depth, format, type, pixels); + } else if (pixels) { + var heap = heapObjectForWebGLType(type); + GLctx.texSubImage3D(target, level, xoffset, yoffset, zoffset, width, height, depth, format, type, heap, toTypedArrayIndex(pixels, heap)); + } else { + GLctx.texSubImage3D(target, level, xoffset, yoffset, zoffset, width, height, depth, format, type, null); + } +}; + +var _glTexSubImage3D = _emscripten_glTexSubImage3D; + +var webglGetUniformLocation = location => { + var p = GLctx.currentProgram; + if (p) { + var webglLoc = p.uniformLocsById[location]; + // p.uniformLocsById[location] stores either an integer, or a + // WebGLUniformLocation. + // If an integer, we have not yet bound the location, so do it now. The + // integer value specifies the array index we should bind to. + if (typeof webglLoc == "number") { + p.uniformLocsById[location] = webglLoc = GLctx.getUniformLocation(p, p.uniformArrayNamesById[location] + (webglLoc > 0 ? `[${webglLoc}]` : "")); + } + // Else an already cached WebGLUniformLocation, return it. + return webglLoc; + } else { + GL.recordError(1282); + } +}; + +var _emscripten_glUniform1f = (location, v0) => { + GLctx.uniform1f(webglGetUniformLocation(location), v0); +}; + +var _glUniform1f = _emscripten_glUniform1f; + +var miniTempWebGLFloatBuffers = []; + +var _emscripten_glUniform1fv = (location, count, value) => { + if (GL.currentContext.version >= 2) { + count && GLctx.uniform1fv(webglGetUniformLocation(location), HEAPF32, ((value) >> 2), count); + return; + } + if (count <= 288) { + // avoid allocation when uploading few enough uniforms + var view = miniTempWebGLFloatBuffers[count]; + for (var i = 0; i < count; ++i) { + view[i] = HEAPF32[(((value) + (4 * i)) >> 2)]; + } + } else { + var view = HEAPF32.subarray((((value) >> 2)), ((value + count * 4) >> 2)); + } + GLctx.uniform1fv(webglGetUniformLocation(location), view); +}; + +var _glUniform1fv = _emscripten_glUniform1fv; + +var _emscripten_glUniform1i = (location, v0) => { + GLctx.uniform1i(webglGetUniformLocation(location), v0); +}; + +var _glUniform1i = _emscripten_glUniform1i; + +var _emscripten_glUniform2f = (location, v0, v1) => { + GLctx.uniform2f(webglGetUniformLocation(location), v0, v1); +}; + +var _glUniform2f = _emscripten_glUniform2f; + +var _emscripten_glUniform2fv = (location, count, value) => { + if (GL.currentContext.version >= 2) { + count && GLctx.uniform2fv(webglGetUniformLocation(location), HEAPF32, ((value) >> 2), count * 2); + return; + } + if (count <= 144) { + // avoid allocation when uploading few enough uniforms + count *= 2; + var view = miniTempWebGLFloatBuffers[count]; + for (var i = 0; i < count; i += 2) { + view[i] = HEAPF32[(((value) + (4 * i)) >> 2)]; + view[i + 1] = HEAPF32[(((value) + (4 * i + 4)) >> 2)]; + } + } else { + var view = HEAPF32.subarray((((value) >> 2)), ((value + count * 8) >> 2)); + } + GLctx.uniform2fv(webglGetUniformLocation(location), view); +}; + +var _glUniform2fv = _emscripten_glUniform2fv; + +var _emscripten_glUniform3f = (location, v0, v1, v2) => { + GLctx.uniform3f(webglGetUniformLocation(location), v0, v1, v2); +}; + +var _glUniform3f = _emscripten_glUniform3f; + +var _emscripten_glUniform4f = (location, v0, v1, v2, v3) => { + GLctx.uniform4f(webglGetUniformLocation(location), v0, v1, v2, v3); +}; + +var _glUniform4f = _emscripten_glUniform4f; + +var _emscripten_glUniform4fv = (location, count, value) => { + if (GL.currentContext.version >= 2) { + count && GLctx.uniform4fv(webglGetUniformLocation(location), HEAPF32, ((value) >> 2), count * 4); + return; + } + if (count <= 72) { + // avoid allocation when uploading few enough uniforms + var view = miniTempWebGLFloatBuffers[4 * count]; + // hoist the heap out of the loop for size and for pthreads+growth. + var heap = HEAPF32; + value = ((value) >> 2); + count *= 4; + for (var i = 0; i < count; i += 4) { + var dst = value + i; + view[i] = heap[dst]; + view[i + 1] = heap[dst + 1]; + view[i + 2] = heap[dst + 2]; + view[i + 3] = heap[dst + 3]; + } + } else { + var view = HEAPF32.subarray((((value) >> 2)), ((value + count * 16) >> 2)); + } + GLctx.uniform4fv(webglGetUniformLocation(location), view); +}; + +var _glUniform4fv = _emscripten_glUniform4fv; + +var miniTempWebGLIntBuffers = []; + +var _emscripten_glUniform4iv = (location, count, value) => { + if (GL.currentContext.version >= 2) { + count && GLctx.uniform4iv(webglGetUniformLocation(location), HEAP32, ((value) >> 2), count * 4); + return; + } + if (count <= 72) { + // avoid allocation when uploading few enough uniforms + count *= 4; + var view = miniTempWebGLIntBuffers[count]; + for (var i = 0; i < count; i += 4) { + view[i] = HEAP32[(((value) + (4 * i)) >> 2)]; + view[i + 1] = HEAP32[(((value) + (4 * i + 4)) >> 2)]; + view[i + 2] = HEAP32[(((value) + (4 * i + 8)) >> 2)]; + view[i + 3] = HEAP32[(((value) + (4 * i + 12)) >> 2)]; + } + } else { + var view = HEAP32.subarray((((value) >> 2)), ((value + count * 16) >> 2)); + } + GLctx.uniform4iv(webglGetUniformLocation(location), view); +}; + +var _glUniform4iv = _emscripten_glUniform4iv; + +var _emscripten_glUniformBlockBinding = (program, uniformBlockIndex, uniformBlockBinding) => { + program = GL.programs[program]; + GLctx.uniformBlockBinding(program, uniformBlockIndex, uniformBlockBinding); +}; + +var _glUniformBlockBinding = _emscripten_glUniformBlockBinding; + +var _emscripten_glUniformMatrix2fv = (location, count, transpose, value) => { + if (GL.currentContext.version >= 2) { + count && GLctx.uniformMatrix2fv(webglGetUniformLocation(location), !!transpose, HEAPF32, ((value) >> 2), count * 4); + return; + } + if (count <= 72) { + // avoid allocation when uploading few enough uniforms + count *= 4; + var view = miniTempWebGLFloatBuffers[count]; + for (var i = 0; i < count; i += 4) { + view[i] = HEAPF32[(((value) + (4 * i)) >> 2)]; + view[i + 1] = HEAPF32[(((value) + (4 * i + 4)) >> 2)]; + view[i + 2] = HEAPF32[(((value) + (4 * i + 8)) >> 2)]; + view[i + 3] = HEAPF32[(((value) + (4 * i + 12)) >> 2)]; + } + } else { + var view = HEAPF32.subarray((((value) >> 2)), ((value + count * 16) >> 2)); + } + GLctx.uniformMatrix2fv(webglGetUniformLocation(location), !!transpose, view); +}; + +var _glUniformMatrix2fv = _emscripten_glUniformMatrix2fv; + +var _emscripten_glUniformMatrix3fv = (location, count, transpose, value) => { + if (GL.currentContext.version >= 2) { + count && GLctx.uniformMatrix3fv(webglGetUniformLocation(location), !!transpose, HEAPF32, ((value) >> 2), count * 9); + return; + } + if (count <= 32) { + // avoid allocation when uploading few enough uniforms + count *= 9; + var view = miniTempWebGLFloatBuffers[count]; + for (var i = 0; i < count; i += 9) { + view[i] = HEAPF32[(((value) + (4 * i)) >> 2)]; + view[i + 1] = HEAPF32[(((value) + (4 * i + 4)) >> 2)]; + view[i + 2] = HEAPF32[(((value) + (4 * i + 8)) >> 2)]; + view[i + 3] = HEAPF32[(((value) + (4 * i + 12)) >> 2)]; + view[i + 4] = HEAPF32[(((value) + (4 * i + 16)) >> 2)]; + view[i + 5] = HEAPF32[(((value) + (4 * i + 20)) >> 2)]; + view[i + 6] = HEAPF32[(((value) + (4 * i + 24)) >> 2)]; + view[i + 7] = HEAPF32[(((value) + (4 * i + 28)) >> 2)]; + view[i + 8] = HEAPF32[(((value) + (4 * i + 32)) >> 2)]; + } + } else { + var view = HEAPF32.subarray((((value) >> 2)), ((value + count * 36) >> 2)); + } + GLctx.uniformMatrix3fv(webglGetUniformLocation(location), !!transpose, view); +}; + +var _glUniformMatrix3fv = _emscripten_glUniformMatrix3fv; + +var _emscripten_glUniformMatrix4fv = (location, count, transpose, value) => { + if (GL.currentContext.version >= 2) { + count && GLctx.uniformMatrix4fv(webglGetUniformLocation(location), !!transpose, HEAPF32, ((value) >> 2), count * 16); + return; + } + if (count <= 18) { + // avoid allocation when uploading few enough uniforms + var view = miniTempWebGLFloatBuffers[16 * count]; + // hoist the heap out of the loop for size and for pthreads+growth. + var heap = HEAPF32; + value = ((value) >> 2); + count *= 16; + for (var i = 0; i < count; i += 16) { + var dst = value + i; + view[i] = heap[dst]; + view[i + 1] = heap[dst + 1]; + view[i + 2] = heap[dst + 2]; + view[i + 3] = heap[dst + 3]; + view[i + 4] = heap[dst + 4]; + view[i + 5] = heap[dst + 5]; + view[i + 6] = heap[dst + 6]; + view[i + 7] = heap[dst + 7]; + view[i + 8] = heap[dst + 8]; + view[i + 9] = heap[dst + 9]; + view[i + 10] = heap[dst + 10]; + view[i + 11] = heap[dst + 11]; + view[i + 12] = heap[dst + 12]; + view[i + 13] = heap[dst + 13]; + view[i + 14] = heap[dst + 14]; + view[i + 15] = heap[dst + 15]; + } + } else { + var view = HEAPF32.subarray((((value) >> 2)), ((value + count * 64) >> 2)); + } + GLctx.uniformMatrix4fv(webglGetUniformLocation(location), !!transpose, view); +}; + +var _glUniformMatrix4fv = _emscripten_glUniformMatrix4fv; + +var _emscripten_glUseProgram = program => { + program = GL.programs[program]; + GLctx.useProgram(program); + // Record the currently active program so that we can access the uniform + // mapping table of that program. + GLctx.currentProgram = program; +}; + +var _glUseProgram = _emscripten_glUseProgram; + +var _emscripten_glVertexAttribPointer = (index, size, type, normalized, stride, ptr) => { + var cb = GL.currentContext.clientBuffers[index]; + if (!GLctx.currentArrayBufferBinding) { + cb.size = size; + cb.type = type; + cb.normalized = normalized; + cb.stride = stride; + cb.ptr = ptr; + cb.clientside = true; + cb.vertexAttribPointerAdaptor = function(index, size, type, normalized, stride, ptr) { + this.vertexAttribPointer(index, size, type, normalized, stride, ptr); + }; + return; + } + cb.clientside = false; + GLctx.vertexAttribPointer(index, size, type, !!normalized, stride, ptr); +}; + +var _glVertexAttribPointer = _emscripten_glVertexAttribPointer; + +var _emscripten_glViewport = (x0, x1, x2, x3) => GLctx.viewport(x0, x1, x2, x3); + +var _glViewport = _emscripten_glViewport; + +function _mediapipe_find_canvas_event_target(canvasSelector) { + let target = findCanvasEventTarget(canvasSelector); + // WebGPU-on-worker uses this function to try to grab the canvas, but + // doesn't have a DOM element to find. So as a quick patch, if the default + // behavior is unsuccessful here then we try a webgpu canvas property + // which is set by the user directly on the Module, much like how our old + // pipeline used the Module.canvas property. See b/265271517 for details. + if (Module && !target) { + target = Module.canvasWebGpu; + } + return Emval.toHandle(target); +} + +function _mediapipe_webgl_tex_image_drawable(drawableHandle) { + const drawable = Emval.toValue(drawableHandle); + GLctx.texImage2D(GLctx.TEXTURE_2D, 0, GLctx.RGBA, GLctx.RGBA, GLctx.UNSIGNED_BYTE, drawable); +} + +var _random_get = (buffer, size) => randomFill(HEAPU8.subarray(buffer, buffer + size)); + +var _wgpuCommandEncoderBeginComputePass = (encoderPtr, descriptor) => { + var desc; + if (descriptor) { + desc = { + "label": WebGPU.makeStringFromOptionalStringView(descriptor + 4), + "timestampWrites": WebGPU.makePassTimestampWrites(HEAPU32[(((descriptor) + (12)) >> 2)]) + }; + } + var commandEncoder = WebGPU.getJsObject(encoderPtr); + var ptr = _emwgpuCreateComputePassEncoder(0); + WebGPU.Internals.jsObjectInsert(ptr, commandEncoder.beginComputePass(desc)); + return ptr; +}; + +var _wgpuCommandEncoderBeginRenderPass = (encoderPtr, descriptor) => { + function makeColorAttachment(caPtr) { + var viewPtr = HEAPU32[(((caPtr) + (4)) >> 2)]; + if (viewPtr === 0) { + // Null `view` means no attachment in this slot. + return undefined; + } + var depthSlice = HEAPU32[(((caPtr) + (8)) >> 2)]; + if (depthSlice == 4294967295) depthSlice = undefined; + return { + "view": WebGPU.getJsObject(viewPtr), + "depthSlice": depthSlice, + "resolveTarget": WebGPU.getJsObject(HEAPU32[(((caPtr) + (12)) >> 2)]), + "clearValue": WebGPU.makeColor(caPtr + 24), + "loadOp": WebGPU.LoadOp[HEAP32[(((caPtr) + (16)) >> 2)]], + "storeOp": WebGPU.StoreOp[HEAP32[(((caPtr) + (20)) >> 2)]] + }; + } + function makeColorAttachments(count, caPtr) { + var attachments = []; + for (var i = 0; i < count; ++i) { + attachments.push(makeColorAttachment(caPtr + 56 * i)); + } + return attachments; + } + function makeDepthStencilAttachment(dsaPtr) { + if (dsaPtr === 0) return undefined; + return { + "view": WebGPU.getJsObject(HEAPU32[(((dsaPtr) + (4)) >> 2)]), + "depthClearValue": HEAPF32[(((dsaPtr) + (16)) >> 2)], + "depthLoadOp": WebGPU.LoadOp[HEAP32[(((dsaPtr) + (8)) >> 2)]], + "depthStoreOp": WebGPU.StoreOp[HEAP32[(((dsaPtr) + (12)) >> 2)]], + "depthReadOnly": !!(HEAPU32[(((dsaPtr) + (20)) >> 2)]), + "stencilClearValue": HEAPU32[(((dsaPtr) + (32)) >> 2)], + "stencilLoadOp": WebGPU.LoadOp[HEAP32[(((dsaPtr) + (24)) >> 2)]], + "stencilStoreOp": WebGPU.StoreOp[HEAP32[(((dsaPtr) + (28)) >> 2)]], + "stencilReadOnly": !!(HEAPU32[(((dsaPtr) + (36)) >> 2)]) + }; + } + function makeRenderPassDescriptor(descriptor) { + var nextInChainPtr = HEAPU32[((descriptor) >> 2)]; + var maxDrawCount = undefined; + if (nextInChainPtr !== 0) { + var sType = HEAP32[(((nextInChainPtr) + (4)) >> 2)]; + var renderPassMaxDrawCount = nextInChainPtr; + // Note: The user could have passed a really huge value here, which is technically valid in + // C but will not be allowed by WebGPU in JS because of [EnforceRange]. We intentionally + // ignore that case because it's not useful - apps can just pick a smaller maxDrawCount. + maxDrawCount = readI53FromI64((renderPassMaxDrawCount) + (8)); + } + var desc = { + "label": WebGPU.makeStringFromOptionalStringView(descriptor + 4), + "colorAttachments": makeColorAttachments(HEAPU32[(((descriptor) + (12)) >> 2)], HEAPU32[(((descriptor) + (16)) >> 2)]), + "depthStencilAttachment": makeDepthStencilAttachment(HEAPU32[(((descriptor) + (20)) >> 2)]), + "occlusionQuerySet": WebGPU.getJsObject(HEAPU32[(((descriptor) + (24)) >> 2)]), + "timestampWrites": WebGPU.makePassTimestampWrites(HEAPU32[(((descriptor) + (28)) >> 2)]), + "maxDrawCount": maxDrawCount + }; + return desc; + } + var desc = makeRenderPassDescriptor(descriptor); + var commandEncoder = WebGPU.getJsObject(encoderPtr); + var ptr = _emwgpuCreateRenderPassEncoder(0); + WebGPU.Internals.jsObjectInsert(ptr, commandEncoder.beginRenderPass(desc)); + return ptr; +}; + +var _wgpuCommandEncoderCopyBufferToTexture = (encoderPtr, srcPtr, dstPtr, copySizePtr) => { + var commandEncoder = WebGPU.getJsObject(encoderPtr); + var copySize = WebGPU.makeExtent3D(copySizePtr); + commandEncoder.copyBufferToTexture(WebGPU.makeTexelCopyBufferInfo(srcPtr), WebGPU.makeTexelCopyTextureInfo(dstPtr), copySize); +}; + +var _wgpuCommandEncoderCopyTextureToBuffer = (encoderPtr, srcPtr, dstPtr, copySizePtr) => { + var commandEncoder = WebGPU.getJsObject(encoderPtr); + var copySize = WebGPU.makeExtent3D(copySizePtr); + commandEncoder.copyTextureToBuffer(WebGPU.makeTexelCopyTextureInfo(srcPtr), WebGPU.makeTexelCopyBufferInfo(dstPtr), copySize); +}; + +var _wgpuCommandEncoderCopyTextureToTexture = (encoderPtr, srcPtr, dstPtr, copySizePtr) => { + var commandEncoder = WebGPU.getJsObject(encoderPtr); + var copySize = WebGPU.makeExtent3D(copySizePtr); + commandEncoder.copyTextureToTexture(WebGPU.makeTexelCopyTextureInfo(srcPtr), WebGPU.makeTexelCopyTextureInfo(dstPtr), copySize); +}; + +var _wgpuCommandEncoderFinish = (encoderPtr, descriptor) => { + // TODO: Use the descriptor. + var commandEncoder = WebGPU.getJsObject(encoderPtr); + var ptr = _emwgpuCreateCommandBuffer(0); + WebGPU.Internals.jsObjectInsert(ptr, commandEncoder.finish()); + return ptr; +}; + +var _wgpuComputePassEncoderDispatchWorkgroups = (passPtr, x, y, z) => { + var pass = WebGPU.getJsObject(passPtr); + pass.dispatchWorkgroups(x, y, z); +}; + +var _wgpuComputePassEncoderEnd = passPtr => { + var pass = WebGPU.getJsObject(passPtr); + pass.end(); +}; + +var _wgpuComputePassEncoderSetBindGroup = (passPtr, groupIndex, groupPtr, dynamicOffsetCount, dynamicOffsetsPtr) => { + var pass = WebGPU.getJsObject(passPtr); + var group = WebGPU.getJsObject(groupPtr); + if (dynamicOffsetCount == 0) { + pass.setBindGroup(groupIndex, group); + } else { + pass.setBindGroup(groupIndex, group, HEAPU32, ((dynamicOffsetsPtr) >> 2), dynamicOffsetCount); + } +}; + +var _wgpuComputePassEncoderSetPipeline = (passPtr, pipelinePtr) => { + var pass = WebGPU.getJsObject(passPtr); + var pipeline = WebGPU.getJsObject(pipelinePtr); + pass.setPipeline(pipeline); +}; + +var _wgpuComputePipelineGetBindGroupLayout = (pipelinePtr, groupIndex) => { + var pipeline = WebGPU.getJsObject(pipelinePtr); + var ptr = _emwgpuCreateBindGroupLayout(0); + WebGPU.Internals.jsObjectInsert(ptr, pipeline.getBindGroupLayout(groupIndex)); + return ptr; +}; + +var _wgpuDeviceCreateBindGroup = (devicePtr, descriptor) => { + function makeEntry(entryPtr) { + var bufferPtr = HEAPU32[(((entryPtr) + (8)) >> 2)]; + var samplerPtr = HEAPU32[(((entryPtr) + (32)) >> 2)]; + var textureViewPtr = HEAPU32[(((entryPtr) + (36)) >> 2)]; + var externalTexturePtr = 0; + WebGPU.iterateExtensions(entryPtr, { + 14: ptr => { + externalTexturePtr = HEAPU32[(((ptr) + (8)) >> 2)]; + } + }); + var resource; + if (bufferPtr) { + // Note the sentinel UINT64_MAX will be read as -1. + var size = readI53FromI64((entryPtr) + (24)); + if (size == -1) size = undefined; + resource = { + "buffer": WebGPU.getJsObject(bufferPtr), + "offset": readI53FromI64((entryPtr) + (16)), + "size": size + }; + } else { + resource = WebGPU.getJsObject(samplerPtr || textureViewPtr || externalTexturePtr); + } + return { + "binding": HEAPU32[(((entryPtr) + (4)) >> 2)], + "resource": resource + }; + } + function makeEntries(count, entriesPtrs) { + var entries = []; + for (var i = 0; i < count; ++i) { + entries.push(makeEntry(entriesPtrs + 40 * i)); + } + return entries; + } + var desc = { + "label": WebGPU.makeStringFromOptionalStringView(descriptor + 4), + "layout": WebGPU.getJsObject(HEAPU32[(((descriptor) + (12)) >> 2)]), + "entries": makeEntries(HEAPU32[(((descriptor) + (16)) >> 2)], HEAPU32[(((descriptor) + (20)) >> 2)]) + }; + var device = WebGPU.getJsObject(devicePtr); + var ptr = _emwgpuCreateBindGroup(0); + WebGPU.Internals.jsObjectInsert(ptr, device.createBindGroup(desc)); + return ptr; +}; + +var _wgpuDeviceCreateBindGroupLayout = (devicePtr, descriptor) => { + function makeBufferEntry(substructPtr) { + var typeInt = HEAPU32[(((substructPtr) + (4)) >> 2)]; + if (!typeInt) return undefined; + return { + "type": WebGPU.BufferBindingType[typeInt], + "hasDynamicOffset": !!(HEAPU32[(((substructPtr) + (8)) >> 2)]), + "minBindingSize": readI53FromI64((substructPtr) + (16)) + }; + } + function makeSamplerEntry(substructPtr) { + var typeInt = HEAPU32[(((substructPtr) + (4)) >> 2)]; + if (!typeInt) return undefined; + return { + "type": WebGPU.SamplerBindingType[typeInt] + }; + } + function makeTextureEntry(substructPtr) { + var sampleTypeInt = HEAPU32[(((substructPtr) + (4)) >> 2)]; + if (!sampleTypeInt) return undefined; + return { + "sampleType": WebGPU.TextureSampleType[sampleTypeInt], + "viewDimension": WebGPU.TextureViewDimension[HEAP32[(((substructPtr) + (8)) >> 2)]], + "multisampled": !!(HEAPU32[(((substructPtr) + (12)) >> 2)]) + }; + } + function makeStorageTextureEntry(substructPtr) { + var accessInt = HEAPU32[(((substructPtr) + (4)) >> 2)]; + if (!accessInt) return undefined; + return { + "access": WebGPU.StorageTextureAccess[accessInt], + "format": WebGPU.TextureFormat[HEAP32[(((substructPtr) + (8)) >> 2)]], + "viewDimension": WebGPU.TextureViewDimension[HEAP32[(((substructPtr) + (12)) >> 2)]] + }; + } + function makeEntry(entryPtr) { + var entry = { + "binding": HEAPU32[(((entryPtr) + (4)) >> 2)], + "visibility": HEAPU32[(((entryPtr) + (8)) >> 2)], + "buffer": makeBufferEntry(entryPtr + 24), + "sampler": makeSamplerEntry(entryPtr + 48), + "texture": makeTextureEntry(entryPtr + 56), + "storageTexture": makeStorageTextureEntry(entryPtr + 72) + }; + WebGPU.iterateExtensions(entryPtr, { + 13: ptr => { + entry["externalTexture"] = {}; + } + }); + return entry; + } + function makeEntries(count, entriesPtrs) { + var entries = []; + for (var i = 0; i < count; ++i) { + entries.push(makeEntry(entriesPtrs + 88 * i)); + } + return entries; + } + var desc = { + "label": WebGPU.makeStringFromOptionalStringView(descriptor + 4), + "entries": makeEntries(HEAPU32[(((descriptor) + (12)) >> 2)], HEAPU32[(((descriptor) + (16)) >> 2)]) + }; + var device = WebGPU.getJsObject(devicePtr); + var ptr = _emwgpuCreateBindGroupLayout(0); + WebGPU.Internals.jsObjectInsert(ptr, device.createBindGroupLayout(desc)); + return ptr; +}; + +var _wgpuDeviceCreateCommandEncoder = (devicePtr, descriptor) => { + var desc; + if (descriptor) { + desc = { + "label": WebGPU.makeStringFromOptionalStringView(descriptor + 4) + }; + } + var device = WebGPU.getJsObject(devicePtr); + var ptr = _emwgpuCreateCommandEncoder(0); + WebGPU.Internals.jsObjectInsert(ptr, device.createCommandEncoder(desc)); + return ptr; +}; + +var _wgpuDeviceCreateComputePipeline = (devicePtr, descriptor) => { + var desc = WebGPU.makeComputePipelineDesc(descriptor); + var device = WebGPU.getJsObject(devicePtr); + var ptr = _emwgpuCreateComputePipeline(0); + WebGPU.Internals.jsObjectInsert(ptr, device.createComputePipeline(desc)); + return ptr; +}; + +var _wgpuDeviceCreatePipelineLayout = (devicePtr, descriptor) => { + var bglCount = HEAPU32[(((descriptor) + (12)) >> 2)]; + var bglPtr = HEAPU32[(((descriptor) + (16)) >> 2)]; + var bgls = []; + for (var i = 0; i < bglCount; ++i) { + bgls.push(WebGPU.getJsObject(HEAPU32[(((bglPtr) + (4 * i)) >> 2)])); + } + var desc = { + "label": WebGPU.makeStringFromOptionalStringView(descriptor + 4), + "bindGroupLayouts": bgls + }; + var device = WebGPU.getJsObject(devicePtr); + var ptr = _emwgpuCreatePipelineLayout(0); + WebGPU.Internals.jsObjectInsert(ptr, device.createPipelineLayout(desc)); + return ptr; +}; + +var _wgpuDeviceCreateRenderPipeline = (devicePtr, descriptor) => { + var desc = WebGPU.makeRenderPipelineDesc(descriptor); + var device = WebGPU.getJsObject(devicePtr); + var ptr = _emwgpuCreateRenderPipeline(0); + WebGPU.Internals.jsObjectInsert(ptr, device.createRenderPipeline(desc)); + return ptr; +}; + +var _wgpuDeviceCreateSampler = (devicePtr, descriptor) => { + var desc; + if (descriptor) { + desc = { + "label": WebGPU.makeStringFromOptionalStringView(descriptor + 4), + "addressModeU": WebGPU.AddressMode[HEAP32[(((descriptor) + (12)) >> 2)]], + "addressModeV": WebGPU.AddressMode[HEAP32[(((descriptor) + (16)) >> 2)]], + "addressModeW": WebGPU.AddressMode[HEAP32[(((descriptor) + (20)) >> 2)]], + "magFilter": WebGPU.FilterMode[HEAP32[(((descriptor) + (24)) >> 2)]], + "minFilter": WebGPU.FilterMode[HEAP32[(((descriptor) + (28)) >> 2)]], + "mipmapFilter": WebGPU.MipmapFilterMode[HEAP32[(((descriptor) + (32)) >> 2)]], + "lodMinClamp": HEAPF32[(((descriptor) + (36)) >> 2)], + "lodMaxClamp": HEAPF32[(((descriptor) + (40)) >> 2)], + "compare": WebGPU.CompareFunction[HEAP32[(((descriptor) + (44)) >> 2)]], + "maxAnisotropy": HEAPU16[(((descriptor) + (48)) >> 1)] + }; + } + var device = WebGPU.getJsObject(devicePtr); + var ptr = _emwgpuCreateSampler(0); + WebGPU.Internals.jsObjectInsert(ptr, device.createSampler(desc)); + return ptr; +}; + +var _wgpuDeviceCreateTexture = (devicePtr, descriptor) => { + var nextInChainPtr = HEAPU32[((descriptor) >> 2)]; + var textureBindingViewDimension; + if (nextInChainPtr !== 0) { + var sType = HEAP32[(((nextInChainPtr) + (4)) >> 2)]; + var textureBindingViewDimensionDescriptor = nextInChainPtr; + textureBindingViewDimension = WebGPU.TextureViewDimension[HEAP32[(((textureBindingViewDimensionDescriptor) + (8)) >> 2)]]; + } + var desc = { + "label": WebGPU.makeStringFromOptionalStringView(descriptor + 4), + "size": WebGPU.makeExtent3D(descriptor + 28), + "mipLevelCount": HEAPU32[(((descriptor) + (44)) >> 2)], + "sampleCount": HEAPU32[(((descriptor) + (48)) >> 2)], + "dimension": WebGPU.TextureDimension[HEAP32[(((descriptor) + (24)) >> 2)]], + "format": WebGPU.TextureFormat[HEAP32[(((descriptor) + (40)) >> 2)]], + "usage": HEAPU32[(((descriptor) + (16)) >> 2)], + "textureBindingViewDimension": textureBindingViewDimension + }; + var viewFormatCount = HEAPU32[(((descriptor) + (52)) >> 2)]; + if (viewFormatCount) { + var viewFormatsPtr = HEAPU32[(((descriptor) + (56)) >> 2)]; + // viewFormatsPtr pointer to an array of TextureFormat which is an enum of size uint32_t + desc["viewFormats"] = Array.from(HEAP32.subarray((((viewFormatsPtr) >> 2)), ((viewFormatsPtr + viewFormatCount * 4) >> 2)), format => WebGPU.TextureFormat[format]); + } + var device = WebGPU.getJsObject(devicePtr); + var ptr = _emwgpuCreateTexture(0); + WebGPU.Internals.jsObjectInsert(ptr, device.createTexture(desc)); + return ptr; +}; + +var _wgpuQueueSubmit = (queuePtr, commandCount, commands) => { + var queue = WebGPU.getJsObject(queuePtr); + var cmds = Array.from(HEAP32.subarray((((commands) >> 2)), ((commands + commandCount * 4) >> 2)), id => WebGPU.getJsObject(id)); + queue.submit(cmds); +}; + +function _wgpuQueueWriteBuffer(queuePtr, bufferPtr, bufferOffset_low, bufferOffset_high, data, size) { + var bufferOffset = convertI32PairToI53Checked(bufferOffset_low, bufferOffset_high); + var queue = WebGPU.getJsObject(queuePtr); + var buffer = WebGPU.getJsObject(bufferPtr); + // There is a size limitation for ArrayBufferView. Work around by passing in a subarray + // instead of the whole heap. crbug.com/1201109 + var subarray = HEAPU8.subarray(data, data + size); + queue.writeBuffer(buffer, bufferOffset, subarray, 0, size); +} + +var _wgpuQueueWriteTexture = (queuePtr, destinationPtr, data, dataSize, dataLayoutPtr, writeSizePtr) => { + var queue = WebGPU.getJsObject(queuePtr); + var destination = WebGPU.makeTexelCopyTextureInfo(destinationPtr); + var dataLayout = WebGPU.makeTexelCopyBufferLayout(dataLayoutPtr); + var writeSize = WebGPU.makeExtent3D(writeSizePtr); + // This subarray isn't strictly necessary, but helps work around an issue + // where Chromium makes a copy of the entire heap. crbug.com/1134457 + var subarray = HEAPU8.subarray(data, data + dataSize); + queue.writeTexture(destination, subarray, dataLayout, writeSize); +}; + +var _wgpuRenderPassEncoderDraw = (passPtr, vertexCount, instanceCount, firstVertex, firstInstance) => { + firstVertex >>>= 0; + firstInstance >>>= 0; + var pass = WebGPU.getJsObject(passPtr); + pass.draw(vertexCount, instanceCount, firstVertex, firstInstance); +}; + +var _wgpuRenderPassEncoderEnd = encoderPtr => { + var encoder = WebGPU.getJsObject(encoderPtr); + encoder.end(); +}; + +var _wgpuRenderPassEncoderSetBindGroup = (passPtr, groupIndex, groupPtr, dynamicOffsetCount, dynamicOffsetsPtr) => { + var pass = WebGPU.getJsObject(passPtr); + var group = WebGPU.getJsObject(groupPtr); + if (dynamicOffsetCount == 0) { + pass.setBindGroup(groupIndex, group); + } else { + pass.setBindGroup(groupIndex, group, HEAPU32, ((dynamicOffsetsPtr) >> 2), dynamicOffsetCount); + } +}; + +var _wgpuRenderPassEncoderSetPipeline = (passPtr, pipelinePtr) => { + var pass = WebGPU.getJsObject(passPtr); + var pipeline = WebGPU.getJsObject(pipelinePtr); + pass.setPipeline(pipeline); +}; + +var _wgpuRenderPipelineGetBindGroupLayout = (pipelinePtr, groupIndex) => { + var pipeline = WebGPU.getJsObject(pipelinePtr); + var ptr = _emwgpuCreateBindGroupLayout(0); + WebGPU.Internals.jsObjectInsert(ptr, pipeline.getBindGroupLayout(groupIndex)); + return ptr; +}; + +var _wgpuTextureCreateView = (texturePtr, descriptor) => { + var desc; + if (descriptor) { + var swizzle; + var nextInChainPtr = HEAPU32[((descriptor) >> 2)]; + if (nextInChainPtr !== 0) { + var sType = HEAP32[(((nextInChainPtr) + (4)) >> 2)]; + var swizzleDescriptor = nextInChainPtr; + var swizzlePtr = swizzleDescriptor + 8; + var r = WebGPU.ComponentSwizzle[HEAP32[((swizzlePtr) >> 2)]] || "r"; + var g = WebGPU.ComponentSwizzle[HEAP32[(((swizzlePtr) + (4)) >> 2)]] || "g"; + var b = WebGPU.ComponentSwizzle[HEAP32[(((swizzlePtr) + (8)) >> 2)]] || "b"; + var a = WebGPU.ComponentSwizzle[HEAP32[(((swizzlePtr) + (12)) >> 2)]] || "a"; + swizzle = `${r}${g}${b}${a}`; + } + var mipLevelCount = HEAPU32[(((descriptor) + (24)) >> 2)]; + var arrayLayerCount = HEAPU32[(((descriptor) + (32)) >> 2)]; + desc = { + "label": WebGPU.makeStringFromOptionalStringView(descriptor + 4), + "format": WebGPU.TextureFormat[HEAP32[(((descriptor) + (12)) >> 2)]], + "dimension": WebGPU.TextureViewDimension[HEAP32[(((descriptor) + (16)) >> 2)]], + "baseMipLevel": HEAPU32[(((descriptor) + (20)) >> 2)], + "mipLevelCount": mipLevelCount === 4294967295 ? undefined : mipLevelCount, + "baseArrayLayer": HEAPU32[(((descriptor) + (28)) >> 2)], + "arrayLayerCount": arrayLayerCount === 4294967295 ? undefined : arrayLayerCount, + "aspect": WebGPU.TextureAspect[HEAP32[(((descriptor) + (36)) >> 2)]], + "usage": HEAPU32[(((descriptor) + (40)) >> 2)], + "swizzle": swizzle + }; + } + var texture = WebGPU.getJsObject(texturePtr); + var ptr = _emwgpuCreateTextureView(0); + WebGPU.Internals.jsObjectInsert(ptr, texture.createView(desc)); + return ptr; +}; + +var _wgpuTextureDestroy = texturePtr => { + WebGPU.getJsObject(texturePtr).destroy(); +}; + +var _wgpuTextureGetFormat = texturePtr => { + var texture = WebGPU.getJsObject(texturePtr); + // Should return the enum integer instead of string. + return WebGPU.TextureFormat.indexOf(texture.format); +}; + +var getCFunc = ident => { + var func = Module["_" + ident]; + // closure exported function + return func; +}; + +var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); +}; + +/** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + "string": str => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + "array": arr => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + } + }; + function convertReturnValue(ret) { + if (returnType === "string") { + return UTF8ToString(ret); + } + if (returnType === "boolean") return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + var ret = func(...cArgs); + function onDone(ret) { + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + ret = onDone(ret); + return ret; +}; + +var FS_createPath = (...args) => FS.createPath(...args); + +var FS_unlink = (...args) => FS.unlink(...args); + +var FS_createLazyFile = (...args) => FS.createLazyFile(...args); + +var FS_createDevice = (...args) => FS.createDevice(...args); + +FS.createPreloadedFile = FS_createPreloadedFile; + +FS.preloadFile = FS_preloadFile; + +FS.staticInit(); + +// Signal GL rendering layer that processing of a new frame is about to +// start. This helps it optimize VBO double-buffering and reduce GPU stalls. +registerPreMainLoop(() => GL.newRenderingFrameStarted()); + +for (let i = 0; i < 32; ++i) tempFixedLengthArray.push(new Array(i)); + +var miniTempWebGLFloatBuffersStorage = new Float32Array(288); + +// Create GL_POOL_TEMP_BUFFERS_SIZE+1 temporary buffers, for uploads of size 0 through GL_POOL_TEMP_BUFFERS_SIZE inclusive +for (/**@suppress{duplicate}*/ var i = 0; i <= 288; ++i) { + miniTempWebGLFloatBuffers[i] = miniTempWebGLFloatBuffersStorage.subarray(0, i); +} + +var miniTempWebGLIntBuffersStorage = new Int32Array(288); + +// Create GL_POOL_TEMP_BUFFERS_SIZE+1 temporary buffers, for uploads of size 0 through GL_POOL_TEMP_BUFFERS_SIZE inclusive +for (/**@suppress{duplicate}*/ var i = 0; i <= 288; ++i) { + miniTempWebGLIntBuffers[i] = miniTempWebGLIntBuffersStorage.subarray(0, i); +} + +// End JS library code +// include: postlibrary.js +// This file is included after the automatically-generated JS library code +// but before the wasm module is created. +{ + // Begin ATMODULES hooks + if (Module["preloadPlugins"]) preloadPlugins = Module["preloadPlugins"]; + if (Module["noExitRuntime"]) noExitRuntime = Module["noExitRuntime"]; + if (Module["print"]) out = Module["print"]; + if (Module["printErr"]) err = Module["printErr"]; + if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; + // End ATMODULES hooks + if (Module["arguments"]) arguments_ = Module["arguments"]; + if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; + if (Module["preInit"]) { + if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; + while (Module["preInit"].length > 0) { + Module["preInit"].shift()(); + } + } +} + +// Begin runtime exports +Module["addRunDependency"] = addRunDependency; + +Module["removeRunDependency"] = removeRunDependency; + +Module["ccall"] = ccall; + +Module["stringToNewUTF8"] = stringToNewUTF8; + +Module["FS_preloadFile"] = FS_preloadFile; + +Module["FS_unlink"] = FS_unlink; + +Module["FS_createPath"] = FS_createPath; + +Module["FS_createDevice"] = FS_createDevice; + +Module["FS_createDataFile"] = FS_createDataFile; + +Module["FS_createLazyFile"] = FS_createLazyFile; + +// End runtime exports +// Begin JS library exports +// End JS library exports +// end include: postlibrary.js +var ASM_CONSTS = { + 1462283: $0 => { + const canvas = Emval.toValue($0); + const context = canvas.getContext("webgpu"); + return WebGPU.importJsTexture(context.getCurrentTexture()); + }, + 1462426: ($0, $1, $2, $3, $4) => { + const drawable = Emval.toValue($0); + const device = WebGPU.getJsObject($1); + const texture = WebGPU.getJsObject($2); + const width = $3; + const height = $4; + device.queue.copyExternalImageToTexture({ + source: drawable + }, { + texture + }, [ width, height ]); + }, + 1462685: ($0, $1, $2, $3) => { + const sourceExtTex = Emval.toValue($0); + const device = WebGPU.getJsObject($1); + const sampler = WebGPU.getJsObject($2); + const bgLayout = WebGPU.getJsObject($3); + const bindGroup = device.createBindGroup({ + layout: bgLayout, + entries: [ { + binding: 0, + resource: sampler + }, { + binding: 1, + resource: sourceExtTex + } ] + }); + return WebGPU.importJsBindGroup(bindGroup); + }, + 1463055: ($0, $1) => { + const input = Emval.toValue($0); + const output = Emval.toValue($1); + const ctx = output.getContext("2d"); + ctx.drawImage(input, 0, 0, output.width, output.height); + }, + 1463220: ($0, $1) => { + const inputArray = Emval.toValue($0); + const output = Emval.toValue($1); + const ctx = output.getContext("2d"); + const image_data = new ImageData(inputArray, output.width, output.height); + ctx.putImageData(image_data, 0, 0); + }, + 1463444: ($0, $1) => { + const input = Emval.toValue($0); + const outputArray = Emval.toValue($1); + const ctx = input.getContext("2d"); + const data = ctx.getImageData(0, 0, input.width, input.height); + outputArray.set(data.data); + }, + 1463648: () => (typeof HTMLCanvasElement !== "undefined"), + 1463703: () => !!Module["preinitializedWebGPUDevice"], + 1463754: () => { + specialHTMLTargets["#canvas"] = Module.canvas; + } +}; + +function BeginGlQueryTiming(calc_name, num_repetitions) { + const gl = Module.canvas.getContext("webgl2"); + const query = gl.createQuery(); + Module.WEBGL_SHADER_CALC_METRICS = Module.WEBGL_SHADER_CALC_METRICS || {}; + Module.WEBGL_SHADER_CALC_METRICS[UTF8ToString(calc_name)] = { + query, + repetitions: num_repetitions + }; + Module.WEBGL_QUERY_TIMER_EXT = Module.WEBGL_QUERY_TIMER_EXT || gl.getExtension("EXT_disjoint_timer_query_webgl2"); + gl.beginQuery(Module.WEBGL_QUERY_TIMER_EXT.TIME_ELAPSED_EXT, query); +} + +function EndGlQueryTiming(calc_name) { + const gl = Module.canvas.getContext("webgl2"); + gl.endQuery(Module.WEBGL_QUERY_TIMER_EXT.TIME_ELAPSED_EXT, Module.WEBGL_SHADER_CALC_METRICS[UTF8ToString(calc_name)].query); +} + +function JsWrapImageConverter() { + if (!Module._imageConverter) { + Module._imageConverter = (binaryPtr, binarySize, width, height, numChannels, makeDeepCopy, outputType) => { + const imageData = new outputType(makeDeepCopy ? Module.HEAPU8.slice(binaryPtr, binaryPtr + binarySize).buffer : Module.HEAPU8.buffer, binaryPtr, width * height * numChannels); + return { + data: imageData, + width, + height + }; + }; + } +} + +function JsOnUint8ArrayImageListener(output_stream_name, binary_ptr, binary_size, width, height, num_channels, make_deep_copy, timestamp_ms) { + const image = Module._imageConverter(binary_ptr, binary_size, width, height, num_channels, make_deep_copy, Uint8Array); + Module._wrapSimpleListenerOutput(output_stream_name, image, timestamp_ms); +} + +function JsOnFloat32ArrayImageListener(output_stream_name, binary_ptr, binary_size, width, height, num_channels, make_deep_copy, timestamp_ms) { + const image = Module._imageConverter(binary_ptr, binary_size, width, height, num_channels, make_deep_copy, Float32Array); + Module._wrapSimpleListenerOutput(output_stream_name, image, timestamp_ms); +} + +function JsOnWebGLTextureListener(output_stream_name, name, width, height, timestamp_ms) { + Module._wrapSimpleListenerOutput(output_stream_name, { + data: GL.textures[name], + width, + height + }, timestamp_ms); +} + +function JsOnUint8ArrayImageVectorListener(output_stream_name, binary_ptr, binary_size, width, height, num_channels, make_deep_copy, timestamp_ms) { + const image = Module._imageConverter(binary_ptr, binary_size, width, height, num_channels, make_deep_copy, Uint8Array); + Module._wrapSimpleListenerOutput(output_stream_name, image, false, timestamp_ms); +} + +function JsOnFloat32ArrayImageVectorListener(output_stream_name, binary_ptr, binary_size, width, height, num_channels, make_deep_copy, timestamp_ms) { + const image = Module._imageConverter(binary_ptr, binary_size, width, height, num_channels, make_deep_copy, Float32Array); + Module._wrapSimpleListenerOutput(output_stream_name, image, false, timestamp_ms); +} + +function JsOnWebGLTextureVectorListener(output_stream_name, name, width, height, timestamp_ms) { + Module._wrapSimpleListenerOutput(output_stream_name, { + data: GL.textures[name], + width, + height + }, false, timestamp_ms); +} + +function JsOnEmptyPacketListener(output_stream_name, timestamp) { + Module._wrapEmptyPacketListenerOutput(output_stream_name, timestamp); +} + +function JsOnVectorFinishedListener(output_stream_name, timestamp) { + Module._wrapSimpleListenerOutput(output_stream_name, undefined, true, timestamp); +} + +function JsOnSimpleListenerBool(output_stream_name, out_data, timestamp) { + Module._wrapSimpleListenerOutput(output_stream_name, out_data, timestamp); +} + +function JsOnVectorListenerBool(output_stream_name, out_data, timestamp) { + Module._wrapSimpleListenerOutput(output_stream_name, out_data, false, timestamp); +} + +function JsOnSimpleListenerInt(output_stream_name, out_data, timestamp) { + Module._wrapSimpleListenerOutput(output_stream_name, out_data, timestamp); +} + +function JsOnVectorListenerInt(output_stream_name, out_data, timestamp) { + Module._wrapSimpleListenerOutput(output_stream_name, out_data, false, timestamp); +} + +function JsOnSimpleListenerUint(output_stream_name, out_data, timestamp) { + Module._wrapSimpleListenerOutput(output_stream_name, out_data, timestamp); +} + +function JsOnVectorListenerUint(output_stream_name, out_data, timestamp) { + Module._wrapSimpleListenerOutput(output_stream_name, out_data, false, timestamp); +} + +function JsOnSimpleListenerDouble(output_stream_name, out_data, timestamp) { + Module._wrapSimpleListenerOutput(output_stream_name, out_data, timestamp); +} + +function JsOnVectorListenerDouble(output_stream_name, out_data, timestamp) { + Module._wrapSimpleListenerOutput(output_stream_name, out_data, false, timestamp); +} + +function JsOnSimpleListenerFloat(output_stream_name, out_data, timestamp) { + Module._wrapSimpleListenerOutput(output_stream_name, out_data, timestamp); +} + +function JsOnVectorListenerFloat(output_stream_name, out_data, timestamp) { + Module._wrapSimpleListenerOutput(output_stream_name, out_data, false, timestamp); +} + +function JsOnSimpleListenerString(output_stream_name, out_data, timestamp) { + Module._wrapSimpleListenerOutput(output_stream_name, UTF8ToString(out_data), timestamp); +} + +function JsOnVectorListenerString(output_stream_name, out_data, timestamp) { + Module._wrapSimpleListenerOutput(output_stream_name, UTF8ToString(out_data), false, timestamp); +} + +function JsOnVectorListenerProto(output_stream_name, proto_ptr, proto_size, make_deep_copy, timestamp) { + const newProtoArray = make_deep_copy ? Module.HEAPU8.slice(proto_ptr, proto_ptr + proto_size) : new Uint8Array(Module.HEAPU8.buffer, proto_ptr, proto_size); + Module._wrapSimpleListenerOutput(output_stream_name, newProtoArray, false, timestamp); +} + +function JsWrapSimpleListeners() { + if (!Module._wrapSimpleListenerOutput) { + Module._wrapSimpleListenerOutput = (outputStreamName, ...args) => { + if (Module.simpleListeners) { + const streamName = UTF8ToString(outputStreamName); + if (Module.simpleListeners[streamName]) { + Module.simpleListeners[streamName](...args); + } + } + }; + } + if (!Module._wrapEmptyPacketListenerOutput) { + Module._wrapEmptyPacketListenerOutput = (outputStreamName, timestamp) => { + if (Module.emptyPacketListeners) { + const streamName = UTF8ToString(outputStreamName); + if (Module.emptyPacketListeners[streamName]) { + Module.emptyPacketListeners[streamName](timestamp); + } + } + }; + } +} + +function JsOnSimpleListenerBinaryArray(output_stream_name, binary_ptr, binary_size, make_deep_copy, timestamp) { + const newProtoArray = make_deep_copy ? Module.HEAPU8.slice(binary_ptr, binary_ptr + binary_size) : new Uint8Array(Module.HEAPU8.buffer, binary_ptr, binary_size); + Module._wrapSimpleListenerOutput(output_stream_name, newProtoArray, timestamp); +} + +function mediapipe_import_external_texture(device_handle, source_handle) { + const device = WebGPU.getJsObject(device_handle); + const source = Emval.toValue(source_handle); + const externalTexture = device.importExternalTexture({ + source + }); + return Emval.toHandle(externalTexture); +} + +function mediapipe_create_utility_canvas2d() { + let canvas; + if (typeof HTMLCanvasElement !== "undefined") { + canvas = document.createElement("canvas"); + canvas.style.display = "none"; + } else { + canvas = new OffscreenCanvas(0, 0); + } + return Emval.toHandle(canvas); +} + +function GetAdapterArchitecture() { + const device = Module["preinitializedWebGPUDevice"]; + const architecture = device.adapterInfo ? device.adapterInfo.architecture : "Unknown"; + return stringToNewUTF8(architecture); +} + +function GetAdapterDescription() { + const device = Module["preinitializedWebGPUDevice"]; + const description = device.adapterInfo ? device.adapterInfo.description : "Unknown"; + return stringToNewUTF8(description); +} + +function GetAdapterDeviceName() { + const device = Module["preinitializedWebGPUDevice"]; + const deviceName = device.adapterInfo ? device.adapterInfo.device : "Unknown"; + return stringToNewUTF8(deviceName); +} + +function GetAdapterVendor() { + const device = Module["preinitializedWebGPUDevice"]; + const vendor = device.adapterInfo ? device.adapterInfo.vendor : "Unknown"; + return stringToNewUTF8(vendor); +} + +function __asyncjs__mediapipe_map_buffer_jspi(buffer_handle, data) { + return Asyncify.handleAsync(async () => { + const buffer = WebGPU.getJsObject(buffer_handle); + if ("mapSync" in buffer) { + buffer.mapSync(GPUMapMode.READ); + } else { + await buffer.mapAsync(GPUMapMode.READ); + } + const mapped = buffer.getMappedRange(); + HEAPU8.set(new Uint8Array(mapped), data); + buffer.unmap(); + }); +} + +function hardware_concurrency() { + var concurrency = 1; + try { + concurrency = self.navigator.hardwareConcurrency; + } catch (e) {} + return concurrency; +} + +function JsWrapErrorListener(code, message) { + if (Module.errorListener) { + const stringMessage = UTF8ToString(message); + Module.errorListener(code, stringMessage); + } +} + +function UseBottomLeftGpuOrigin() { + return (Module && Module.gpuOriginForWebTexturesIsBottomLeft); +} + +function custom_emscripten_dbgn(str, len) { + if (typeof (dbg) !== "undefined") { + dbg(UTF8ToString(str, len)); + } else { + if (typeof (custom_dbg) === "undefined") { + function custom_dbg(text) { + console.warn.apply(console, arguments); + } + } + custom_dbg(UTF8ToString(str, len)); + } +} + +// Imports from the Wasm binary. +var _free, _malloc, _wgpuDeviceAddRef, _addBoundTextureAsImageToStream, _attachImageListener, _attachImageVectorListener, _registerModelResourcesGraphService, _bindTextureToStream, _addBoundTextureToStream, _addDoubleToInputStream, _addFloatToInputStream, _addBoolToInputStream, _addIntToInputStream, _addUintToInputStream, _addStringToInputStream, _addRawDataSpanToInputStream, _allocateBoolVector, _allocateFloatVector, _allocateDoubleVector, _allocateIntVector, _allocateUintVector, _allocateStringVector, _addBoolVectorEntry, _addFloatVectorEntry, _addDoubleVectorEntry, _addIntVectorEntry, _addUintVectorEntry, _addStringVectorEntry, _addBoolVectorToInputStream, _addFloatVectorToInputStream, _addDoubleVectorToInputStream, _addIntVectorToInputStream, _addUintVectorToInputStream, _addStringVectorToInputStream, _addFlatHashMapToInputStream, _addProtoToInputStream, _addEmptyPacketToInputStream, _addBoolToInputSidePacket, _addDoubleToInputSidePacket, _addFloatToInputSidePacket, _addIntToInputSidePacket, _addUintToInputSidePacket, _addStringToInputSidePacket, _addRawDataSpanToInputSidePacket, _addProtoToInputSidePacket, _addBoolVectorToInputSidePacket, _addDoubleVectorToInputSidePacket, _addFloatVectorToInputSidePacket, _addIntVectorToInputSidePacket, _addUintVectorToInputSidePacket, _addStringVectorToInputSidePacket, _attachBoolListener, _attachBoolVectorListener, _attachDoubleListener, _attachDoubleVectorListener, _attachFloatListener, _attachFloatVectorListener, _attachIntListener, _attachIntVectorListener, _attachUintListener, _attachUintVectorListener, _attachStringListener, _attachStringVectorListener, _attachProtoListener, _attachProtoVectorListener, _getGraphConfig, ___getTypeName, _emwgpuCreateBindGroup, _emwgpuCreateBindGroupLayout, _emwgpuCreateCommandBuffer, _emwgpuCreateCommandEncoder, _emwgpuCreateComputePassEncoder, _emwgpuCreateComputePipeline, _emwgpuCreateExternalTexture, _emwgpuCreatePipelineLayout, _emwgpuCreateQuerySet, _emwgpuCreateRenderBundle, _emwgpuCreateRenderBundleEncoder, _emwgpuCreateRenderPassEncoder, _emwgpuCreateRenderPipeline, _emwgpuCreateSampler, _emwgpuCreateSurface, _emwgpuCreateTexture, _emwgpuCreateTextureView, _emwgpuCreateAdapter, _emwgpuImportBuffer, _emwgpuCreateDevice, _emwgpuCreateQueue, _emwgpuCreateShaderModule, _emwgpuOnCreateComputePipelineCompleted, _emwgpuOnCreateRenderPipelineCompleted, _clearSubgraphs, _pushBinarySubgraph, _pushTextSubgraph, _changeBinaryGraph, _changeTextGraph, _processGl, _process, _bindTextureToCanvas, _requestShaderRefreshOnGraphChange, _waitUntilIdle, _closeGraph, _setAutoRenderToScreen, _emscripten_builtin_memalign, _memalign, __emscripten_tempret_set, __emscripten_stack_restore, __emscripten_stack_alloc, _emscripten_stack_get_current, dynCall_ji, dynCall_jii, dynCall_iiiijij, dynCall_viiji, dynCall_viji, dynCall_iiiji, dynCall_jjj, dynCall_iiiijj, dynCall_viijj, dynCall_viiijjj, dynCall_vij, dynCall_viiiji, dynCall_viijii, dynCall_vijjj, dynCall_vj, dynCall_viij, dynCall_jiji, dynCall_iiiiij, dynCall_iiiiijj, dynCall_iiiiiijj, memory, _kVersionStampBuildChangelistStr, _kVersionStampCitcSnapshotStr, _kVersionStampCitcWorkspaceIdStr, _kVersionStampSourceUriStr, _kVersionStampBuildClientStr, _kVersionStampBuildClientMintStatusStr, _kVersionStampBuildCompilerStr, _kVersionStampBuildDateTimePstStr, _kVersionStampBuildDepotPathStr, _kVersionStampBuildIdStr, _kVersionStampBuildInfoStr, _kVersionStampBuildLabelStr, _kVersionStampBuildTargetStr, _kVersionStampBuildTimestampStr, _kVersionStampBuildToolStr, _kVersionStampG3BuildTargetStr, _kVersionStampVerifiableStr, _kVersionStampBuildFdoTypeStr, _kVersionStampBuildBaselineChangelistStr, _kVersionStampBuildLtoTypeStr, _kVersionStampBuildPropellerTypeStr, _kVersionStampBuildPghoTypeStr, _kVersionStampBuildUsernameStr, _kVersionStampBuildHostnameStr, _kVersionStampBuildDirectoryStr, _kVersionStampBuildChangelistInt, _kVersionStampCitcSnapshotInt, _kVersionStampBuildClientMintStatusInt, _kVersionStampBuildTimestampInt, _kVersionStampVerifiableInt, _kVersionStampBuildCoverageEnabledInt, _kVersionStampBuildBaselineChangelistInt, _kVersionStampPrecookedTimestampStr, _kVersionStampPrecookedClientInfoStr, __indirect_function_table, wasmMemory, wasmTable; + +function assignWasmExports(wasmExports) { + _free = Module["_free"] = wasmExports["Td"]; + _malloc = Module["_malloc"] = wasmExports["Ud"]; + _wgpuDeviceAddRef = wasmExports["Vd"]; + _addBoundTextureAsImageToStream = Module["_addBoundTextureAsImageToStream"] = wasmExports["Wd"]; + _attachImageListener = Module["_attachImageListener"] = wasmExports["Xd"]; + _attachImageVectorListener = Module["_attachImageVectorListener"] = wasmExports["Yd"]; + _registerModelResourcesGraphService = Module["_registerModelResourcesGraphService"] = wasmExports["Zd"]; + _bindTextureToStream = Module["_bindTextureToStream"] = wasmExports["_d"]; + _addBoundTextureToStream = Module["_addBoundTextureToStream"] = wasmExports["$d"]; + _addDoubleToInputStream = Module["_addDoubleToInputStream"] = wasmExports["ae"]; + _addFloatToInputStream = Module["_addFloatToInputStream"] = wasmExports["be"]; + _addBoolToInputStream = Module["_addBoolToInputStream"] = wasmExports["ce"]; + _addIntToInputStream = Module["_addIntToInputStream"] = wasmExports["de"]; + _addUintToInputStream = Module["_addUintToInputStream"] = wasmExports["ee"]; + _addStringToInputStream = Module["_addStringToInputStream"] = wasmExports["fe"]; + _addRawDataSpanToInputStream = Module["_addRawDataSpanToInputStream"] = wasmExports["ge"]; + _allocateBoolVector = Module["_allocateBoolVector"] = wasmExports["he"]; + _allocateFloatVector = Module["_allocateFloatVector"] = wasmExports["ie"]; + _allocateDoubleVector = Module["_allocateDoubleVector"] = wasmExports["je"]; + _allocateIntVector = Module["_allocateIntVector"] = wasmExports["ke"]; + _allocateUintVector = Module["_allocateUintVector"] = wasmExports["le"]; + _allocateStringVector = Module["_allocateStringVector"] = wasmExports["me"]; + _addBoolVectorEntry = Module["_addBoolVectorEntry"] = wasmExports["ne"]; + _addFloatVectorEntry = Module["_addFloatVectorEntry"] = wasmExports["oe"]; + _addDoubleVectorEntry = Module["_addDoubleVectorEntry"] = wasmExports["pe"]; + _addIntVectorEntry = Module["_addIntVectorEntry"] = wasmExports["qe"]; + _addUintVectorEntry = Module["_addUintVectorEntry"] = wasmExports["re"]; + _addStringVectorEntry = Module["_addStringVectorEntry"] = wasmExports["se"]; + _addBoolVectorToInputStream = Module["_addBoolVectorToInputStream"] = wasmExports["te"]; + _addFloatVectorToInputStream = Module["_addFloatVectorToInputStream"] = wasmExports["ue"]; + _addDoubleVectorToInputStream = Module["_addDoubleVectorToInputStream"] = wasmExports["ve"]; + _addIntVectorToInputStream = Module["_addIntVectorToInputStream"] = wasmExports["we"]; + _addUintVectorToInputStream = Module["_addUintVectorToInputStream"] = wasmExports["xe"]; + _addStringVectorToInputStream = Module["_addStringVectorToInputStream"] = wasmExports["ye"]; + _addFlatHashMapToInputStream = Module["_addFlatHashMapToInputStream"] = wasmExports["ze"]; + _addProtoToInputStream = Module["_addProtoToInputStream"] = wasmExports["Ae"]; + _addEmptyPacketToInputStream = Module["_addEmptyPacketToInputStream"] = wasmExports["Be"]; + _addBoolToInputSidePacket = Module["_addBoolToInputSidePacket"] = wasmExports["Ce"]; + _addDoubleToInputSidePacket = Module["_addDoubleToInputSidePacket"] = wasmExports["De"]; + _addFloatToInputSidePacket = Module["_addFloatToInputSidePacket"] = wasmExports["Ee"]; + _addIntToInputSidePacket = Module["_addIntToInputSidePacket"] = wasmExports["Fe"]; + _addUintToInputSidePacket = Module["_addUintToInputSidePacket"] = wasmExports["Ge"]; + _addStringToInputSidePacket = Module["_addStringToInputSidePacket"] = wasmExports["He"]; + _addRawDataSpanToInputSidePacket = Module["_addRawDataSpanToInputSidePacket"] = wasmExports["Ie"]; + _addProtoToInputSidePacket = Module["_addProtoToInputSidePacket"] = wasmExports["Je"]; + _addBoolVectorToInputSidePacket = Module["_addBoolVectorToInputSidePacket"] = wasmExports["Ke"]; + _addDoubleVectorToInputSidePacket = Module["_addDoubleVectorToInputSidePacket"] = wasmExports["Le"]; + _addFloatVectorToInputSidePacket = Module["_addFloatVectorToInputSidePacket"] = wasmExports["Me"]; + _addIntVectorToInputSidePacket = Module["_addIntVectorToInputSidePacket"] = wasmExports["Ne"]; + _addUintVectorToInputSidePacket = Module["_addUintVectorToInputSidePacket"] = wasmExports["Oe"]; + _addStringVectorToInputSidePacket = Module["_addStringVectorToInputSidePacket"] = wasmExports["Pe"]; + _attachBoolListener = Module["_attachBoolListener"] = wasmExports["Qe"]; + _attachBoolVectorListener = Module["_attachBoolVectorListener"] = wasmExports["Re"]; + _attachDoubleListener = Module["_attachDoubleListener"] = wasmExports["Se"]; + _attachDoubleVectorListener = Module["_attachDoubleVectorListener"] = wasmExports["Te"]; + _attachFloatListener = Module["_attachFloatListener"] = wasmExports["Ue"]; + _attachFloatVectorListener = Module["_attachFloatVectorListener"] = wasmExports["Ve"]; + _attachIntListener = Module["_attachIntListener"] = wasmExports["We"]; + _attachIntVectorListener = Module["_attachIntVectorListener"] = wasmExports["Xe"]; + _attachUintListener = Module["_attachUintListener"] = wasmExports["Ye"]; + _attachUintVectorListener = Module["_attachUintVectorListener"] = wasmExports["Ze"]; + _attachStringListener = Module["_attachStringListener"] = wasmExports["_e"]; + _attachStringVectorListener = Module["_attachStringVectorListener"] = wasmExports["$e"]; + _attachProtoListener = Module["_attachProtoListener"] = wasmExports["af"]; + _attachProtoVectorListener = Module["_attachProtoVectorListener"] = wasmExports["bf"]; + _getGraphConfig = Module["_getGraphConfig"] = wasmExports["cf"]; + ___getTypeName = wasmExports["df"]; + _emwgpuCreateBindGroup = wasmExports["ef"]; + _emwgpuCreateBindGroupLayout = wasmExports["ff"]; + _emwgpuCreateCommandBuffer = wasmExports["gf"]; + _emwgpuCreateCommandEncoder = wasmExports["hf"]; + _emwgpuCreateComputePassEncoder = wasmExports["jf"]; + _emwgpuCreateComputePipeline = wasmExports["kf"]; + _emwgpuCreateExternalTexture = wasmExports["lf"]; + _emwgpuCreatePipelineLayout = wasmExports["mf"]; + _emwgpuCreateQuerySet = wasmExports["nf"]; + _emwgpuCreateRenderBundle = wasmExports["of"]; + _emwgpuCreateRenderBundleEncoder = wasmExports["pf"]; + _emwgpuCreateRenderPassEncoder = wasmExports["qf"]; + _emwgpuCreateRenderPipeline = wasmExports["rf"]; + _emwgpuCreateSampler = wasmExports["sf"]; + _emwgpuCreateSurface = wasmExports["tf"]; + _emwgpuCreateTexture = wasmExports["uf"]; + _emwgpuCreateTextureView = wasmExports["vf"]; + _emwgpuCreateAdapter = wasmExports["wf"]; + _emwgpuImportBuffer = wasmExports["xf"]; + _emwgpuCreateDevice = wasmExports["yf"]; + _emwgpuCreateQueue = wasmExports["zf"]; + _emwgpuCreateShaderModule = wasmExports["Af"]; + _emwgpuOnCreateComputePipelineCompleted = wasmExports["Bf"]; + _emwgpuOnCreateRenderPipelineCompleted = wasmExports["Cf"]; + _clearSubgraphs = Module["_clearSubgraphs"] = wasmExports["Df"]; + _pushBinarySubgraph = Module["_pushBinarySubgraph"] = wasmExports["Ef"]; + _pushTextSubgraph = Module["_pushTextSubgraph"] = wasmExports["Ff"]; + _changeBinaryGraph = Module["_changeBinaryGraph"] = wasmExports["Gf"]; + _changeTextGraph = Module["_changeTextGraph"] = wasmExports["Hf"]; + _processGl = Module["_processGl"] = wasmExports["If"]; + _process = Module["_process"] = wasmExports["Jf"]; + _bindTextureToCanvas = Module["_bindTextureToCanvas"] = wasmExports["Kf"]; + _requestShaderRefreshOnGraphChange = Module["_requestShaderRefreshOnGraphChange"] = wasmExports["Lf"]; + _waitUntilIdle = Module["_waitUntilIdle"] = wasmExports["Mf"]; + _closeGraph = Module["_closeGraph"] = wasmExports["Nf"]; + _setAutoRenderToScreen = Module["_setAutoRenderToScreen"] = wasmExports["Of"]; + _emscripten_builtin_memalign = wasmExports["Pf"]; + _memalign = wasmExports["Qf"]; + __emscripten_tempret_set = wasmExports["Rf"]; + __emscripten_stack_restore = wasmExports["Sf"]; + __emscripten_stack_alloc = wasmExports["Tf"]; + _emscripten_stack_get_current = wasmExports["Uf"]; + dynCall_ji = wasmExports["dynCall_ji"]; + dynCall_jii = wasmExports["dynCall_jii"]; + dynCall_iiiijij = wasmExports["dynCall_iiiijij"]; + dynCall_viiji = wasmExports["dynCall_viiji"]; + dynCall_viji = wasmExports["dynCall_viji"]; + dynCall_iiiji = wasmExports["dynCall_iiiji"]; + dynCall_jjj = wasmExports["dynCall_jjj"]; + dynCall_iiiijj = wasmExports["dynCall_iiiijj"]; + dynCall_viijj = wasmExports["dynCall_viijj"]; + dynCall_viiijjj = wasmExports["dynCall_viiijjj"]; + dynCall_vij = wasmExports["dynCall_vij"]; + dynCall_viiiji = wasmExports["dynCall_viiiji"]; + dynCall_viijii = wasmExports["dynCall_viijii"]; + dynCall_vijjj = wasmExports["dynCall_vijjj"]; + dynCall_vj = wasmExports["dynCall_vj"]; + dynCall_viij = wasmExports["dynCall_viij"]; + dynCall_jiji = wasmExports["dynCall_jiji"]; + dynCall_iiiiij = wasmExports["dynCall_iiiiij"]; + dynCall_iiiiijj = wasmExports["dynCall_iiiiijj"]; + dynCall_iiiiiijj = wasmExports["dynCall_iiiiiijj"]; + memory = wasmMemory = wasmExports["id"]; + _kVersionStampBuildChangelistStr = Module["_kVersionStampBuildChangelistStr"] = wasmExports["kd"].value; + _kVersionStampCitcSnapshotStr = Module["_kVersionStampCitcSnapshotStr"] = wasmExports["ld"].value; + _kVersionStampCitcWorkspaceIdStr = Module["_kVersionStampCitcWorkspaceIdStr"] = wasmExports["md"].value; + _kVersionStampSourceUriStr = Module["_kVersionStampSourceUriStr"] = wasmExports["nd"].value; + _kVersionStampBuildClientStr = Module["_kVersionStampBuildClientStr"] = wasmExports["od"].value; + _kVersionStampBuildClientMintStatusStr = Module["_kVersionStampBuildClientMintStatusStr"] = wasmExports["pd"].value; + _kVersionStampBuildCompilerStr = Module["_kVersionStampBuildCompilerStr"] = wasmExports["qd"].value; + _kVersionStampBuildDateTimePstStr = Module["_kVersionStampBuildDateTimePstStr"] = wasmExports["rd"].value; + _kVersionStampBuildDepotPathStr = Module["_kVersionStampBuildDepotPathStr"] = wasmExports["sd"].value; + _kVersionStampBuildIdStr = Module["_kVersionStampBuildIdStr"] = wasmExports["td"].value; + _kVersionStampBuildInfoStr = Module["_kVersionStampBuildInfoStr"] = wasmExports["ud"].value; + _kVersionStampBuildLabelStr = Module["_kVersionStampBuildLabelStr"] = wasmExports["vd"].value; + _kVersionStampBuildTargetStr = Module["_kVersionStampBuildTargetStr"] = wasmExports["wd"].value; + _kVersionStampBuildTimestampStr = Module["_kVersionStampBuildTimestampStr"] = wasmExports["xd"].value; + _kVersionStampBuildToolStr = Module["_kVersionStampBuildToolStr"] = wasmExports["yd"].value; + _kVersionStampG3BuildTargetStr = Module["_kVersionStampG3BuildTargetStr"] = wasmExports["zd"].value; + _kVersionStampVerifiableStr = Module["_kVersionStampVerifiableStr"] = wasmExports["Ad"].value; + _kVersionStampBuildFdoTypeStr = Module["_kVersionStampBuildFdoTypeStr"] = wasmExports["Bd"].value; + _kVersionStampBuildBaselineChangelistStr = Module["_kVersionStampBuildBaselineChangelistStr"] = wasmExports["Cd"].value; + _kVersionStampBuildLtoTypeStr = Module["_kVersionStampBuildLtoTypeStr"] = wasmExports["Dd"].value; + _kVersionStampBuildPropellerTypeStr = Module["_kVersionStampBuildPropellerTypeStr"] = wasmExports["Ed"].value; + _kVersionStampBuildPghoTypeStr = Module["_kVersionStampBuildPghoTypeStr"] = wasmExports["Fd"].value; + _kVersionStampBuildUsernameStr = Module["_kVersionStampBuildUsernameStr"] = wasmExports["Gd"].value; + _kVersionStampBuildHostnameStr = Module["_kVersionStampBuildHostnameStr"] = wasmExports["Hd"].value; + _kVersionStampBuildDirectoryStr = Module["_kVersionStampBuildDirectoryStr"] = wasmExports["Id"].value; + _kVersionStampBuildChangelistInt = Module["_kVersionStampBuildChangelistInt"] = wasmExports["Jd"].value; + _kVersionStampCitcSnapshotInt = Module["_kVersionStampCitcSnapshotInt"] = wasmExports["Kd"].value; + _kVersionStampBuildClientMintStatusInt = Module["_kVersionStampBuildClientMintStatusInt"] = wasmExports["Ld"].value; + _kVersionStampBuildTimestampInt = Module["_kVersionStampBuildTimestampInt"] = wasmExports["Md"].value; + _kVersionStampVerifiableInt = Module["_kVersionStampVerifiableInt"] = wasmExports["Nd"].value; + _kVersionStampBuildCoverageEnabledInt = Module["_kVersionStampBuildCoverageEnabledInt"] = wasmExports["Od"].value; + _kVersionStampBuildBaselineChangelistInt = Module["_kVersionStampBuildBaselineChangelistInt"] = wasmExports["Pd"].value; + _kVersionStampPrecookedTimestampStr = Module["_kVersionStampPrecookedTimestampStr"] = wasmExports["Qd"].value; + _kVersionStampPrecookedClientInfoStr = Module["_kVersionStampPrecookedClientInfoStr"] = wasmExports["Rd"].value; + __indirect_function_table = wasmTable = wasmExports["Sd"]; +} + +var wasmImports = { + /** @export */ hd: BeginGlQueryTiming, + /** @export */ gd: EndGlQueryTiming, + /** @export */ fd: GetAdapterArchitecture, + /** @export */ ed: GetAdapterDescription, + /** @export */ dd: GetAdapterDeviceName, + /** @export */ cd: GetAdapterVendor, + /** @export */ bd: JsOnEmptyPacketListener, + /** @export */ ad: JsOnFloat32ArrayImageListener, + /** @export */ $c: JsOnFloat32ArrayImageVectorListener, + /** @export */ pb: JsOnSimpleListenerBinaryArray, + /** @export */ _c: JsOnSimpleListenerBool, + /** @export */ Zc: JsOnSimpleListenerDouble, + /** @export */ Yc: JsOnSimpleListenerFloat, + /** @export */ Xc: JsOnSimpleListenerInt, + /** @export */ Wc: JsOnSimpleListenerString, + /** @export */ Vc: JsOnSimpleListenerUint, + /** @export */ Uc: JsOnUint8ArrayImageListener, + /** @export */ Tc: JsOnUint8ArrayImageVectorListener, + /** @export */ P: JsOnVectorFinishedListener, + /** @export */ Sc: JsOnVectorListenerBool, + /** @export */ Rc: JsOnVectorListenerDouble, + /** @export */ Qc: JsOnVectorListenerFloat, + /** @export */ Pc: JsOnVectorListenerInt, + /** @export */ Oc: JsOnVectorListenerProto, + /** @export */ Nc: JsOnVectorListenerString, + /** @export */ Mc: JsOnVectorListenerUint, + /** @export */ Lc: JsOnWebGLTextureListener, + /** @export */ Kc: JsOnWebGLTextureVectorListener, + /** @export */ Pa: JsWrapErrorListener, + /** @export */ ob: JsWrapImageConverter, + /** @export */ u: JsWrapSimpleListeners, + /** @export */ nb: UseBottomLeftGpuOrigin, + /** @export */ yb: __asyncjs__mediapipe_map_buffer_jspi, + /** @export */ r: ___cxa_throw, + /** @export */ Jc: ___syscall_dup, + /** @export */ Ic: ___syscall_faccessat, + /** @export */ mb: ___syscall_fcntl64, + /** @export */ Hc: ___syscall_fstat64, + /** @export */ Mb: ___syscall_ftruncate64, + /** @export */ Gc: ___syscall_ioctl, + /** @export */ Fc: ___syscall_lstat64, + /** @export */ Ec: ___syscall_newfstatat, + /** @export */ lb: ___syscall_openat, + /** @export */ Dc: ___syscall_stat64, + /** @export */ yc: __abort_js, + /** @export */ Jb: __embind_register_bigint, + /** @export */ xc: __embind_register_bool, + /** @export */ wc: __embind_register_emval, + /** @export */ jb: __embind_register_float, + /** @export */ J: __embind_register_integer, + /** @export */ q: __embind_register_memory_view, + /** @export */ vc: __embind_register_std_string, + /** @export */ Ma: __embind_register_std_wstring, + /** @export */ uc: __embind_register_void, + /** @export */ $: __emval_create_invoker, + /** @export */ p: __emval_decref, + /** @export */ La: __emval_get_global, + /** @export */ ib: __emval_get_property, + /** @export */ ja: __emval_incref, + /** @export */ Ka: __emval_instanceof, + /** @export */ _: __emval_invoke, + /** @export */ ua: __emval_new_cstring, + /** @export */ Z: __emval_run_destructors, + /** @export */ hb: __emval_set_property, + /** @export */ tc: __emval_typeof, + /** @export */ Ib: __gmtime_js, + /** @export */ Hb: __localtime_js, + /** @export */ Gb: __mktime_js, + /** @export */ Fb: __mmap_js, + /** @export */ Eb: __munmap_js, + /** @export */ sc: __tzset_js, + /** @export */ Lb: _clock_time_get, + /** @export */ rc: custom_emscripten_dbgn, + /** @export */ Y: _emscripten_asm_const_int, + /** @export */ gb: _emscripten_asm_const_ptr, + /** @export */ Ja: _emscripten_errn, + /** @export */ qc: _emscripten_get_heap_max, + /** @export */ y: _emscripten_get_now, + /** @export */ ia: _emscripten_has_asyncify, + /** @export */ pc: _emscripten_outn, + /** @export */ oc: _emscripten_pc_get_function, + /** @export */ nc: _emscripten_resize_heap, + /** @export */ fb: _emscripten_stack_snapshot, + /** @export */ mc: _emscripten_stack_unwind_buffer, + /** @export */ lc: _emscripten_webgl_create_context, + /** @export */ kc: _emscripten_webgl_destroy_context, + /** @export */ jc: _emscripten_webgl_get_context_attributes, + /** @export */ ha: _emscripten_webgl_get_current_context, + /** @export */ ic: _emscripten_webgl_make_context_current, + /** @export */ R: _emscripten_webgpu_get_device, + /** @export */ hc: _emwgpuBufferDestroy, + /** @export */ gc: _emwgpuBufferGetMappedRange, + /** @export */ fc: _emwgpuBufferUnmap, + /** @export */ x: _emwgpuDelete, + /** @export */ ec: _emwgpuDeviceCreateBuffer, + /** @export */ Db: _emwgpuDeviceCreateComputePipelineAsync, + /** @export */ Cb: _emwgpuDeviceCreateRenderPipelineAsync, + /** @export */ dc: _emwgpuDeviceCreateShaderModule, + /** @export */ cc: _emwgpuDeviceDestroy, + /** @export */ bc: _emwgpuWaitAny, + /** @export */ Cc: _environ_get, + /** @export */ Bc: _environ_sizes_get, + /** @export */ eb: _exit, + /** @export */ Oa: _fd_close, + /** @export */ kb: _fd_read, + /** @export */ Kb: _fd_seek, + /** @export */ Na: _fd_write, + /** @export */ b: _glActiveTexture, + /** @export */ ta: _glAttachShader, + /** @export */ ac: _glBindAttribLocation, + /** @export */ c: _glBindBuffer, + /** @export */ db: _glBindBufferBase, + /** @export */ t: _glBindFramebuffer, + /** @export */ a: _glBindTexture, + /** @export */ m: _glBindVertexArray, + /** @export */ cb: _glBlendEquation, + /** @export */ $b: _glBlendFunc, + /** @export */ j: _glBufferData, + /** @export */ I: _glClear, + /** @export */ H: _glClearColor, + /** @export */ da: _glClientWaitSync, + /** @export */ ga: _glColorMask, + /** @export */ bb: _glCompileShader, + /** @export */ ab: _glCreateProgram, + /** @export */ $a: _glCreateShader, + /** @export */ o: _glDeleteBuffers, + /** @export */ Q: _glDeleteFramebuffers, + /** @export */ h: _glDeleteProgram, + /** @export */ sa: _glDeleteShader, + /** @export */ ra: _glDeleteSync, + /** @export */ D: _glDeleteTextures, + /** @export */ A: _glDeleteVertexArrays, + /** @export */ _a: _glDetachShader, + /** @export */ G: _glDisable, + /** @export */ n: _glDisableVertexAttribArray, + /** @export */ i: _glDrawArrays, + /** @export */ fa: _glDrawBuffers, + /** @export */ _b: _glEnable, + /** @export */ l: _glEnableVertexAttribArray, + /** @export */ Za: _glFenceSync, + /** @export */ qa: _glFinish, + /** @export */ v: _glFlush, + /** @export */ C: _glFramebufferTexture2D, + /** @export */ Ya: _glFramebufferTextureLayer, + /** @export */ s: _glGenBuffers, + /** @export */ X: _glGenFramebuffers, + /** @export */ F: _glGenTextures, + /** @export */ B: _glGenVertexArrays, + /** @export */ Xa: _glGetAttribLocation, + /** @export */ ea: _glGetError, + /** @export */ Zb: _glGetFloatv, + /** @export */ w: _glGetIntegerv, + /** @export */ Yb: _glGetProgramiv, + /** @export */ Xb: _glGetShaderInfoLog, + /** @export */ Wb: _glGetShaderiv, + /** @export */ O: _glGetString, + /** @export */ Vb: _glGetUniformBlockIndex, + /** @export */ d: _glGetUniformLocation, + /** @export */ Ub: _glLineWidth, + /** @export */ Wa: _glLinkProgram, + /** @export */ pa: _glPixelStorei, + /** @export */ oa: _glReadPixels, + /** @export */ Va: _glShaderSource, + /** @export */ E: _glTexImage2D, + /** @export */ na: _glTexParameterf, + /** @export */ Ua: _glTexParameterfv, + /** @export */ f: _glTexParameteri, + /** @export */ ma: _glTexStorage2D, + /** @export */ Tb: _glTexStorage3D, + /** @export */ W: _glTexSubImage2D, + /** @export */ Sb: _glTexSubImage3D, + /** @export */ N: _glUniform1f, + /** @export */ la: _glUniform1fv, + /** @export */ e: _glUniform1i, + /** @export */ V: _glUniform2f, + /** @export */ Rb: _glUniform2fv, + /** @export */ Ia: _glUniform3f, + /** @export */ Ta: _glUniform4f, + /** @export */ U: _glUniform4fv, + /** @export */ Qb: _glUniform4iv, + /** @export */ Pb: _glUniformBlockBinding, + /** @export */ Ob: _glUniformMatrix2fv, + /** @export */ Nb: _glUniformMatrix3fv, + /** @export */ Ha: _glUniformMatrix4fv, + /** @export */ g: _glUseProgram, + /** @export */ k: _glVertexAttribPointer, + /** @export */ T: _glViewport, + /** @export */ Ga: hardware_concurrency, + /** @export */ Bb: mediapipe_create_utility_canvas2d, + /** @export */ Ab: _mediapipe_find_canvas_event_target, + /** @export */ zb: mediapipe_import_external_texture, + /** @export */ xb: _mediapipe_webgl_tex_image_drawable, + /** @export */ Ac: _proc_exit, + /** @export */ zc: _random_get, + /** @export */ Fa: _wgpuCommandEncoderBeginComputePass, + /** @export */ Ea: _wgpuCommandEncoderBeginRenderPass, + /** @export */ wb: _wgpuCommandEncoderCopyBufferToTexture, + /** @export */ vb: _wgpuCommandEncoderCopyTextureToBuffer, + /** @export */ ub: _wgpuCommandEncoderCopyTextureToTexture, + /** @export */ M: _wgpuCommandEncoderFinish, + /** @export */ Da: _wgpuComputePassEncoderDispatchWorkgroups, + /** @export */ Ca: _wgpuComputePassEncoderEnd, + /** @export */ Ba: _wgpuComputePassEncoderSetBindGroup, + /** @export */ Aa: _wgpuComputePassEncoderSetPipeline, + /** @export */ za: _wgpuComputePipelineGetBindGroupLayout, + /** @export */ ca: _wgpuDeviceCreateBindGroup, + /** @export */ tb: _wgpuDeviceCreateBindGroupLayout, + /** @export */ L: _wgpuDeviceCreateCommandEncoder, + /** @export */ sb: _wgpuDeviceCreateComputePipeline, + /** @export */ rb: _wgpuDeviceCreatePipelineLayout, + /** @export */ Sa: _wgpuDeviceCreateRenderPipeline, + /** @export */ S: _wgpuDeviceCreateSampler, + /** @export */ ba: _wgpuDeviceCreateTexture, + /** @export */ K: _wgpuQueueSubmit, + /** @export */ ka: _wgpuQueueWriteBuffer, + /** @export */ qb: _wgpuQueueWriteTexture, + /** @export */ ya: _wgpuRenderPassEncoderDraw, + /** @export */ xa: _wgpuRenderPassEncoderEnd, + /** @export */ wa: _wgpuRenderPassEncoderSetBindGroup, + /** @export */ va: _wgpuRenderPassEncoderSetPipeline, + /** @export */ Ra: _wgpuRenderPipelineGetBindGroupLayout, + /** @export */ z: _wgpuTextureCreateView, + /** @export */ Qa: _wgpuTextureDestroy, + /** @export */ aa: _wgpuTextureGetFormat +}; + +// include: postamble.js +// === Auto-generated postamble setup entry stuff === +function run() { + if (runDependencies > 0) { + dependenciesFulfilled = run; + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + dependenciesFulfilled = run; + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + Module["calledRun"] = true; + if (ABORT) return; + initRuntime(); + readyPromiseResolve?.(Module); + Module["onRuntimeInitialized"]?.(); + postRun(); + } + if (Module["setStatus"]) { + Module["setStatus"]("Running..."); + setTimeout(() => { + setTimeout(() => Module["setStatus"](""), 1); + doRun(); + }, 1); + } else { + doRun(); + } +} + +var wasmExports; + +// In modularize mode the generated code is within a factory function so we +// can use await here (since it's not top-level-await). +wasmExports = await (createWasm()); + +run(); + +// end include: postamble.js +// include: postamble_modularize.js +// In MODULARIZE mode we wrap the generated code in a factory function +// and return either the Module itself, or a promise of the module. +// We assign to the `moduleRtn` global here and configure closure to see +// this as an extern so it won't get minified. +if (runtimeInitialized) { + moduleRtn = Module; +} else { + // Set up the promise that indicates the Module is initialized + moduleRtn = new Promise((resolve, reject) => { + readyPromiseResolve = resolve; + readyPromiseReject = reject; + }); +} + + + return moduleRtn; + }; +})(); + +// Export using a UMD style export, or ES6 exports if selected +if (typeof exports === 'object' && typeof module === 'object') { + module.exports = ModuleFactory; + // This default export looks redundant, but it allows TS to import this + // commonjs style module. + module.exports.default = ModuleFactory; +} else if (typeof define === 'function' && define['amd']) + define([], () => ModuleFactory); + diff --git a/scripts/vendor/wasm/vision_wasm_internal.wasm b/scripts/vendor/wasm/vision_wasm_internal.wasm new file mode 100644 index 0000000..7ca3e05 Binary files /dev/null and b/scripts/vendor/wasm/vision_wasm_internal.wasm differ diff --git a/styles/lab.css b/styles/lab.css index a86dd0c..e3ae55a 100644 --- a/styles/lab.css +++ b/styles/lab.css @@ -1,3 +1,5 @@ +@import url("./vendor/google-fonts.css"); + /* ============================================================================ Ghostmaxxing — lab.css Production dark skin for the redesigned lab. diff --git a/styles/pages.css b/styles/pages.css index 7ae11a4..f3fcb17 100644 --- a/styles/pages.css +++ b/styles/pages.css @@ -1,3 +1,5 @@ +@import url("./vendor/google-fonts.css"); + /* Editorial homepage, footer band revision. * * The camera band is now a standalone wide SVG motif, not a crop from the hero image. diff --git a/styles/vendor/CSR54zpSlumSWj9CGVsoBZdeWNReuQ.woff2 b/styles/vendor/CSR54zpSlumSWj9CGVsoBZdeWNReuQ.woff2 new file mode 100644 index 0000000..d145cd0 Binary files /dev/null and b/styles/vendor/CSR54zpSlumSWj9CGVsoBZdeWNReuQ.woff2 differ diff --git a/styles/vendor/QGYvz_MVcBeNP4NJtEtq.woff2 b/styles/vendor/QGYvz_MVcBeNP4NJtEtq.woff2 new file mode 100644 index 0000000..85e3332 Binary files /dev/null and b/styles/vendor/QGYvz_MVcBeNP4NJtEtq.woff2 differ diff --git a/styles/vendor/QGYvz_MVcBeNP4NJuktqQ4E.woff2 b/styles/vendor/QGYvz_MVcBeNP4NJuktqQ4E.woff2 new file mode 100644 index 0000000..c54ceec Binary files /dev/null and b/styles/vendor/QGYvz_MVcBeNP4NJuktqQ4E.woff2 differ diff --git a/styles/vendor/README.md b/styles/vendor/README.md new file mode 100644 index 0000000..1a86add --- /dev/null +++ b/styles/vendor/README.md @@ -0,0 +1,25 @@ +Vendor asset inventory for locally mirrored Google Fonts assets. + +`styles/pages.css` and `styles/lab.css` import `google-fonts.css`, which mirrors the Google Fonts CSS manifests locally so development and local demos do not fetch font assets from a third party network which only reason d'etre is surveillance. + +## Source manifests + +| Local file | Source URL | Notes | +|---|---|---| +| `google-fonts.css` | `https://fonts.googleapis.com/css2?family=Inter:opsz,wght@14..32,100..900&family=JetBrains+Mono:wght@400;700&display=swap` | App UI fonts used by shared page and lab styles. | +| `google-fonts.css` | `https://fonts.googleapis.com/css2?family=League+Script&family=Outfit:wght@400;600;700;800;900&display=swap` | Documented landing-page families, mirrored here for local use too. | + +## Font files downloaded + +Google Fonts currently serves only `.woff2` files for the browser user-agent used to mirror these assets, so there are no additional `.woff` or `.ttf` files in this directory. + +| Font family | Local files | +|---|---| +| `Inter` | `UcCo3FwrK3iLTcvvYwYL8g.woff2`, `UcCo3FwrK3iLTcvmYwYL8g.woff2`, `UcCo3FwrK3iLTcvuYwYL8g.woff2`, `UcCo3FwrK3iLTcvhYwYL8g.woff2`, `UcCo3FwrK3iLTcvtYwYL8g.woff2`, `UcCo3FwrK3iLTcvsYwYL8g.woff2`, `UcCo3FwrK3iLTcviYwY.woff2` | +| `JetBrains Mono` | `tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPx3cwhsk.woff2`, `tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPxTcwhsk.woff2`, `tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPxPcwhsk.woff2`, `tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPx_cwhsk.woff2`, `tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPx7cwhsk.woff2`, `tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPxDcwg.woff2` | +| `League Script` | `CSR54zpSlumSWj9CGVsoBZdeWNReuQ.woff2` | +| `Outfit` | `QGYvz_MVcBeNP4NJuktqQ4E.woff2`, `QGYvz_MVcBeNP4NJtEtq.woff2` | + +## Update rule + +When the font manifest URLs or families change, refresh `google-fonts.css`, re-download every referenced asset into this directory, and verify the app no longer requests `fonts.googleapis.com` or `fonts.gstatic.com` during local use. diff --git a/styles/vendor/UcCo3FwrK3iLTcvhYwYL8g.woff2 b/styles/vendor/UcCo3FwrK3iLTcvhYwYL8g.woff2 new file mode 100644 index 0000000..12f574a Binary files /dev/null and b/styles/vendor/UcCo3FwrK3iLTcvhYwYL8g.woff2 differ diff --git a/styles/vendor/UcCo3FwrK3iLTcviYwY.woff2 b/styles/vendor/UcCo3FwrK3iLTcviYwY.woff2 new file mode 100644 index 0000000..b0d0e2e Binary files /dev/null and b/styles/vendor/UcCo3FwrK3iLTcviYwY.woff2 differ diff --git a/styles/vendor/UcCo3FwrK3iLTcvmYwYL8g.woff2 b/styles/vendor/UcCo3FwrK3iLTcvmYwYL8g.woff2 new file mode 100644 index 0000000..fff3b01 Binary files /dev/null and b/styles/vendor/UcCo3FwrK3iLTcvmYwYL8g.woff2 differ diff --git a/styles/vendor/UcCo3FwrK3iLTcvsYwYL8g.woff2 b/styles/vendor/UcCo3FwrK3iLTcvsYwYL8g.woff2 new file mode 100644 index 0000000..a0125fa Binary files /dev/null and b/styles/vendor/UcCo3FwrK3iLTcvsYwYL8g.woff2 differ diff --git a/styles/vendor/UcCo3FwrK3iLTcvtYwYL8g.woff2 b/styles/vendor/UcCo3FwrK3iLTcvtYwYL8g.woff2 new file mode 100644 index 0000000..79ac1ef Binary files /dev/null and b/styles/vendor/UcCo3FwrK3iLTcvtYwYL8g.woff2 differ diff --git a/styles/vendor/UcCo3FwrK3iLTcvuYwYL8g.woff2 b/styles/vendor/UcCo3FwrK3iLTcvuYwYL8g.woff2 new file mode 100644 index 0000000..d5d43af Binary files /dev/null and b/styles/vendor/UcCo3FwrK3iLTcvuYwYL8g.woff2 differ diff --git a/styles/vendor/UcCo3FwrK3iLTcvvYwYL8g.woff2 b/styles/vendor/UcCo3FwrK3iLTcvvYwYL8g.woff2 new file mode 100644 index 0000000..cc9d563 Binary files /dev/null and b/styles/vendor/UcCo3FwrK3iLTcvvYwYL8g.woff2 differ diff --git a/styles/vendor/google-fonts.css b/styles/vendor/google-fonts.css new file mode 100644 index 0000000..b72cdd2 --- /dev/null +++ b/styles/vendor/google-fonts.css @@ -0,0 +1,153 @@ +/* Local mirror of the Google Fonts CSS manifests used by Ghostmaxxing. + * Source manifests: + * - https://fonts.googleapis.com/css2?family=Inter:opsz,wght@14..32,100..900&family=JetBrains+Mono:wght@400;700&display=swap + * - https://fonts.googleapis.com/css2?family=League+Script&family=Outfit:wght@400;600;700;800;900&display=swap + */ + +/* Inter */ +@font-face { + font-family: "Inter"; + font-style: normal; + font-weight: 100 900; + font-display: swap; + src: url("./UcCo3FwrK3iLTcvvYwYL8g.woff2") format("woff2"); + unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F; +} + +@font-face { + font-family: "Inter"; + font-style: normal; + font-weight: 100 900; + font-display: swap; + src: url("./UcCo3FwrK3iLTcvmYwYL8g.woff2") format("woff2"); + unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; +} + +@font-face { + font-family: "Inter"; + font-style: normal; + font-weight: 100 900; + font-display: swap; + src: url("./UcCo3FwrK3iLTcvuYwYL8g.woff2") format("woff2"); + unicode-range: U+1F00-1FFF; +} + +@font-face { + font-family: "Inter"; + font-style: normal; + font-weight: 100 900; + font-display: swap; + src: url("./UcCo3FwrK3iLTcvhYwYL8g.woff2") format("woff2"); + unicode-range: U+0370-0377, U+037A-037F, U+0384-038A, U+038C, U+038E-03A1, U+03A3-03FF; +} + +@font-face { + font-family: "Inter"; + font-style: normal; + font-weight: 100 900; + font-display: swap; + src: url("./UcCo3FwrK3iLTcvtYwYL8g.woff2") format("woff2"); + unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB; +} + +@font-face { + font-family: "Inter"; + font-style: normal; + font-weight: 100 900; + font-display: swap; + src: url("./UcCo3FwrK3iLTcvsYwYL8g.woff2") format("woff2"); + unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; +} + +@font-face { + font-family: "Inter"; + font-style: normal; + font-weight: 100 900; + font-display: swap; + src: url("./UcCo3FwrK3iLTcviYwY.woff2") format("woff2"); + unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; +} + +/* JetBrains Mono */ +@font-face { + font-family: "JetBrains Mono"; + font-style: normal; + font-weight: 400 700; + font-display: swap; + src: url("./tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPx3cwhsk.woff2") format("woff2"); + unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F; +} + +@font-face { + font-family: "JetBrains Mono"; + font-style: normal; + font-weight: 400 700; + font-display: swap; + src: url("./tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPxTcwhsk.woff2") format("woff2"); + unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; +} + +@font-face { + font-family: "JetBrains Mono"; + font-style: normal; + font-weight: 400 700; + font-display: swap; + src: url("./tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPxPcwhsk.woff2") format("woff2"); + unicode-range: U+0370-0377, U+037A-037F, U+0384-038A, U+038C, U+038E-03A1, U+03A3-03FF; +} + +@font-face { + font-family: "JetBrains Mono"; + font-style: normal; + font-weight: 400 700; + font-display: swap; + src: url("./tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPx_cwhsk.woff2") format("woff2"); + unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB; +} + +@font-face { + font-family: "JetBrains Mono"; + font-style: normal; + font-weight: 400 700; + font-display: swap; + src: url("./tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPx7cwhsk.woff2") format("woff2"); + unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; +} + +@font-face { + font-family: "JetBrains Mono"; + font-style: normal; + font-weight: 400 700; + font-display: swap; + src: url("./tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPxDcwg.woff2") format("woff2"); + unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; +} + +/* League Script */ +@font-face { + font-family: "League Script"; + font-style: normal; + font-weight: 400; + font-display: swap; + src: url("./CSR54zpSlumSWj9CGVsoBZdeWNReuQ.woff2") format("woff2"); + unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; +} + +/* Outfit */ +@font-face { + font-family: "Outfit"; + font-style: normal; + font-weight: 400 900; + font-display: swap; + src: url("./QGYvz_MVcBeNP4NJuktqQ4E.woff2") format("woff2"); + unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; +} + +@font-face { + font-family: "Outfit"; + font-style: normal; + font-weight: 400 900; + font-display: swap; + src: url("./QGYvz_MVcBeNP4NJtEtq.woff2") format("woff2"); + unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; +} \ No newline at end of file diff --git a/styles/vendor/tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPx3cwhsk.woff2 b/styles/vendor/tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPx3cwhsk.woff2 new file mode 100644 index 0000000..289de93 Binary files /dev/null and b/styles/vendor/tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPx3cwhsk.woff2 differ diff --git a/styles/vendor/tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPx7cwhsk.woff2 b/styles/vendor/tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPx7cwhsk.woff2 new file mode 100644 index 0000000..82f9668 Binary files /dev/null and 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b/styles/vendor/tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPxTcwhsk.woff2 new file mode 100644 index 0000000..de39acb Binary files /dev/null and b/styles/vendor/tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPxTcwhsk.woff2 differ diff --git a/styles/vendor/tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPx_cwhsk.woff2 b/styles/vendor/tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPx_cwhsk.woff2 new file mode 100644 index 0000000..e38f553 Binary files /dev/null and b/styles/vendor/tDbv2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKwBNntkaToggR7BYRbKPx_cwhsk.woff2 differ diff --git a/tests/e2e/loader.spec.js b/tests/e2e/loader.spec.js index 31f3c18..583fa57 100644 --- a/tests/e2e/loader.spec.js +++ b/tests/e2e/loader.spec.js @@ -10,7 +10,7 @@ test.describe('MP4 loader tool', () => { localStorage.removeItem('ghostmaxxing-locale'); }); - await page.route('https://cdn.jsdelivr.net/npm/@vladmandic/face-api/dist/face-api.js', (route) => { + await page.route(/(cdn\.jsdelivr\.net\/npm\/@vladmandic\/face-api\/dist\/face-api\.js|\/scripts\/vendor\/face-api\.js)$/, (route) => { route.fulfill({ contentType: 'application/javascript', body: ` @@ -29,7 +29,7 @@ test.describe('MP4 loader tool', () => { }); }); - await page.route('https://cdn.jsdelivr.net/npm/@mediapipe/tasks-vision@0.10.35', (route) => { + await page.route(/(cdn\.jsdelivr\.net\/npm\/@mediapipe\/tasks-vision@0\.10\.35|\/scripts\/vendor\/tasks-vision@0\.10\.35\.js)$/, (route) => { route.fulfill({ contentType: 'application/javascript', body: ` @@ -81,7 +81,7 @@ test.describe('MP4 loader tool', () => { CanvasRenderingContext2D.prototype.drawImage = function() {}; }); - await page.route('https://cdn.jsdelivr.net/npm/@vladmandic/face-api/dist/face-api.js', (route) => { + await page.route(/(cdn\.jsdelivr\.net\/npm\/@vladmandic\/face-api\/dist\/face-api\.js|\/scripts\/vendor\/face-api\.js)$/, (route) => { route.fulfill({ contentType: 'application/javascript', body: ` @@ -124,7 +124,7 @@ test.describe('MP4 loader tool', () => { }); }); - await page.route('https://cdn.jsdelivr.net/npm/@mediapipe/tasks-vision@0.10.35', (route) => { + await page.route(/(cdn\.jsdelivr\.net\/npm\/@mediapipe\/tasks-vision@0\.10\.35|\/scripts\/vendor\/tasks-vision@0\.10\.35\.js)$/, (route) => { route.fulfill({ contentType: 'application/javascript', body: ` diff --git a/tests/e2e/overlay-mode.spec.js b/tests/e2e/overlay-mode.spec.js index ba5fc9c..d6bd05c 100644 --- a/tests/e2e/overlay-mode.spec.js +++ b/tests/e2e/overlay-mode.spec.js @@ -59,9 +59,9 @@ test.describe('Ghostmaxxing Overlay Mode E2E', () => { })); await page.addInitScript(() => { - // Flag set when the engine fires ghostatiReady (after models + camera init). - window.__ghostatiReadyFired = false; - window.addEventListener('ghostatiReady', () => { window.__ghostatiReadyFired = true; }); + // Flag set when the engine fires gstmxxReady (after models + camera init). + window.__gstmxxReadyFired = false; + window.addEventListener('gstmxxReady', () => { window.__gstmxxReadyFired = true; }); window.__captureBboxOverlay = false; window.__bboxOverlayCounters = { strokeRect: 0, arc: 0, clearRect: 0, fillText: 0 }; @@ -98,9 +98,9 @@ test.describe('Ghostmaxxing Overlay Mode E2E', () => { await page.goto('/lab.html'); - // Wait for the engine to finish initialising (ghostatiReady fires after the + // Wait for the engine to finish initialising (gstmxxReady fires after the // stub model-loads and fake-camera start complete — typically < 5 s with stubs). - await page.waitForFunction(() => window.__ghostatiReadyFired, { timeout: 15000 }); + await page.waitForFunction(() => window.__gstmxxReadyFired, { timeout: 15000 }); // Confirm the view-bar boot() has applied the default Camera view. await expect(page.locator('#bboxOverlay')).toHaveClass(/gm-canvas-hidden/, { timeout: 5000 }); diff --git a/tests/unit/dom.test.js b/tests/unit/dom.test.js index cfb0ef1..2e16edc 100644 --- a/tests/unit/dom.test.js +++ b/tests/unit/dom.test.js @@ -9,6 +9,17 @@ import { effectSelected } from '../../scripts/dom.js'; +vi.mock('../../scripts/i18n.js', () => ({ + t: vi.fn((key) => { + const messages = { + not_available_label: 'not_available_label', + off_status: 'off_status', + active_style_missing_console: 'active_style_missing_console' + }; + return messages[key] || key; + }), +})); + describe('dom.js functions', () => { beforeEach(() => { vi.clearAllMocks(); @@ -72,4 +83,163 @@ describe('dom.js functions', () => { }); }); + describe('clearActiveEffect', () => { + it('clears active effects and resets UI', () => { + // Setup some preview buttons in the container + const btn1 = document.createElement('button'); + btn1.className = 'preview-btn active'; + const btn2 = document.createElement('button'); + btn2.className = 'preview-btn active'; + els.ghostylesContainer.appendChild(btn1); + els.ghostylesContainer.appendChild(btn2); + + // Set some initial styling on scanBtn + els.scanBtn.style.background = 'red'; + els.scanBtn.style.borderColor = 'blue'; + els.scanBtn.style.color = 'green'; + + // Set some initial text on labels + els.effectName.textContent = 'Some Effect'; + els.effectTracking.textContent = 'some-effect'; + + // Set initial states + state.activeEffect = 'some-effect'; + state.lastKnownEffectResult = { foo: 'bar' }; + state.lastCompositedCanvas = {}; + els.copyMakeupBtn.disabled = false; + + // Mock canvas getContext + const mockCtx = { + clearRect: vi.fn() + }; + vi.spyOn(els.overlay, 'getContext').mockReturnValue(mockCtx); + + clearActiveEffect(); + + // Assertions + expect(btn1.classList.contains('active')).toBe(false); + expect(btn2.classList.contains('active')).toBe(false); + + expect(els.scanBtn.style.background).toBe(''); + expect(els.scanBtn.style.borderColor).toBe(''); + expect(els.scanBtn.style.color).toBe(''); + + expect(els.effectName.textContent).toBe('not_available_label'); + expect(els.effectTracking.textContent).toBe('off_status'); + + expect(state.activeEffect).toBeNull(); + expect(state.lastKnownEffectResult).toBeNull(); + expect(state.lastCompositedCanvas).toBeNull(); + expect(els.copyMakeupBtn.disabled).toBe(true); + + expect(mockCtx.clearRect).toHaveBeenCalled(); + }); + + it('handles missing elements gracefully', () => { + const originalContainer = els.ghostylesContainer; + const originalScanBtn = els.scanBtn; + const originalEffectName = els.effectName; + const originalEffectTracking = els.effectTracking; + const originalCopyMakeupBtn = els.copyMakeupBtn; + + els.ghostylesContainer = null; + els.scanBtn = null; + els.effectName = null; + els.effectTracking = null; + els.copyMakeupBtn = null; + + expect(() => clearActiveEffect()).not.toThrow(); + + // Restore + els.ghostylesContainer = originalContainer; + els.scanBtn = originalScanBtn; + els.effectName = originalEffectName; + els.effectTracking = originalEffectTracking; + els.copyMakeupBtn = originalCopyMakeupBtn; + }); + }); + + describe('effectSelected', () => { + it('applies styling and labels when style exists in loadedGhostyles', () => { + const btn1 = document.createElement('button'); + btn1.className = 'preview-btn'; + const btn2 = document.createElement('button'); + btn2.className = 'preview-btn'; + els.ghostylesContainer.appendChild(btn1); + els.ghostylesContainer.appendChild(btn2); + + // Set activeEffect and loadedGhostyles + state.activeEffect = 'my-style'; + state.loadedGhostyles.set('my-style', { name: 'My Style Name' }); + + const dummyTimeout = setTimeout(() => {}, 1000); + state.overlayFadeTimeout = dummyTimeout; + + effectSelected(btn1); + + expect(btn1.classList.contains('active')).toBe(true); + expect(btn2.classList.contains('active')).toBe(false); + + expect(els.previewImage.style.display).toBe('none'); + expect(els.previewImage.getAttribute('src')).toBeNull(); + + expect(els.scanBtn.style.color).toBe('rgb(255, 255, 255)'); + expect(els.scanBtn.style.borderColor).toBe('rgba(159, 122, 234, 0.5)'); + + expect(els.overlay.style.transition).toBe('none'); + expect(els.overlay.style.opacity).toBe('1'); + + expect(els.effectName.textContent).toBe('My Style Name'); + expect(els.effectTracking.textContent).toBe('my-style'); + }); + + it('warns and sets fallback labels when style does not exist in loadedGhostyles', () => { + const consoleWarnSpy = vi.spyOn(console, 'warn').mockImplementation(() => {}); + + state.activeEffect = 'missing-style'; + + const btn1 = document.createElement('button'); + effectSelected(btn1); + + expect(consoleWarnSpy).toHaveBeenCalled(); + expect(els.effectName.textContent).toBe('not_available_label'); + expect(els.effectTracking.textContent).toBe('off_status'); + }); + + it('handles missing elements gracefully', () => { + const originalContainer = els.ghostylesContainer; + const originalPreviewImage = els.previewImage; + const originalScanBtn = els.scanBtn; + const originalOverlay = els.overlay; + const originalEffectName = els.effectName; + const originalEffectTracking = els.effectTracking; + + els.ghostylesContainer = null; + els.previewImage = null; + els.scanBtn = null; + els.overlay = null; + els.effectName = null; + els.effectTracking = null; + + const btn = document.createElement('button'); + + // Test when style is NOT found + state.activeEffect = 'missing-style'; + expect(() => effectSelected(btn)).not.toThrow(); + + // Test when style IS found but elements are null + state.activeEffect = 'my-style'; + state.loadedGhostyles.set('my-style', { name: 'My Style Name' }); + expect(() => effectSelected(btn)).not.toThrow(); + + // Restore + els.ghostylesContainer = originalContainer; + els.previewImage = originalPreviewImage; + els.scanBtn = originalScanBtn; + els.overlay = originalOverlay; + els.effectName = originalEffectName; + els.effectTracking = originalEffectTracking; + }); + }); }); + diff --git a/tests/unit/face-thumbnails.edge.test.js b/tests/unit/face-thumbnails.edge.test.js new file mode 100644 index 0000000..417beb8 --- /dev/null +++ b/tests/unit/face-thumbnails.edge.test.js @@ -0,0 +1,120 @@ +import { beforeEach, afterEach, describe, expect, it, vi } from 'vitest'; + +import { + THUMBNAILS_STORAGE_KEY, + captureThumbnail, + getThumbnail, + loadThumbnailsStore, + saveThumbnail, +} from '../../scripts/face-thumbnails.js'; + +function createVideoMock(width = 640, height = 480) { + const video = document.createElement('video'); + Object.defineProperty(video, 'videoWidth', { value: width, configurable: true }); + Object.defineProperty(video, 'videoHeight', { value: height, configurable: true }); + return video; +} + +function mockCanvasFactory() { + const drawImage = vi.fn(); + const canvas = { + width: 0, + height: 0, + getContext: vi.fn(() => ({ + fillStyle: '', + fillRect: vi.fn(), + drawImage, + })), + toDataURL: vi.fn(() => 'data:image/jpeg;base64,edge'), + }; + + const originalCreateElement = document.createElement.bind(document); + vi.spyOn(document, 'createElement').mockImplementation((tagName) => { + if (String(tagName).toLowerCase() === 'canvas') return canvas; + return originalCreateElement(tagName); + }); + + return { canvas, drawImage }; +} + +describe('face-thumbnails edge cases', () => { + beforeEach(() => { + localStorage.clear(); + vi.clearAllMocks(); + }); + + afterEach(() => { + vi.restoreAllMocks(); + }); + + it('normalizes stored IDs, capacity, and drops malformed thumbnail entries', () => { + localStorage.setItem( + THUMBNAILS_STORAGE_KEY, + JSON.stringify({ + maxEntries: 2.8, + entries: [ + { id: '7', dataUrl: 'data:image/jpeg;base64,7', savedAt: '2026-07-01T10:00:00.000Z' }, + { id: 'bad', dataUrl: 'data:image/jpeg;base64,bad', savedAt: '2026-07-01T10:00:00.000Z' }, + { id: 8, dataUrl: 123, savedAt: '2026-07-01T10:00:00.000Z' }, + { id: 9, dataUrl: 'data:image/jpeg;base64,9' }, + ], + }) + ); + + expect(loadThumbnailsStore()).toEqual({ + maxEntries: 2, + entries: [ + { id: 7, dataUrl: 'data:image/jpeg;base64,7', savedAt: '2026-07-01T10:00:00.000Z' }, + ], + }); + }); + + it('replaces an existing thumbnail for the same numeric id', () => { + vi.useFakeTimers(); + vi.setSystemTime(new Date('2026-07-01T10:00:00.000Z')); + saveThumbnail('12', 'data:image/jpeg;base64,old'); + + vi.setSystemTime(new Date('2026-07-01T10:01:00.000Z')); + saveThumbnail(12, 'data:image/jpeg;base64,new'); + + const store = loadThumbnailsStore(); + expect(store.entries).toHaveLength(1); + expect(store.entries[0]).toMatchObject({ + id: 12, + dataUrl: 'data:image/jpeg;base64,new', + savedAt: '2026-07-01T10:01:00.000Z', + }); + + vi.useRealTimers(); + }); + + it('ignores invalid saves without mutating the stored cache', () => { + saveThumbnail(1, 'data:image/jpeg;base64,kept'); + + saveThumbnail('not-a-number', 'data:image/jpeg;base64,bad-id'); + saveThumbnail(2, ''); + saveThumbnail(3, null); + + expect(loadThumbnailsStore().entries).toEqual([ + expect.objectContaining({ id: 1, dataUrl: 'data:image/jpeg;base64,kept' }), + ]); + expect(getThumbnail('not-a-number')).toBeNull(); + }); + + it('letterboxes tall crops when drawing square thumbnail output', async () => { + const { drawImage } = mockCanvasFactory(); + + await captureThumbnail(createVideoMock(400, 400), { x: 100, y: 40, width: 80, height: 160 }, { + marginRatio: 0, + outputSize: 160, + jpegQuality: 0.7, + }); + + const [, sx, sy, sw, sh, dx, dy, dw, dh] = drawImage.mock.calls[0]; + expect([sx, sy, sw, sh]).toEqual([100, 40, 80, 160]); + expect(dx).toBe(40); + expect(dy).toBe(0); + expect(dw).toBe(80); + expect(dh).toBe(160); + }); +}); diff --git a/tests/unit/home.test.js b/tests/unit/home.test.js new file mode 100644 index 0000000..f8349a7 --- /dev/null +++ b/tests/unit/home.test.js @@ -0,0 +1,42 @@ +import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest'; + +vi.mock('../../scripts/i18n.js', () => ({ + applyI18n: vi.fn(), + initI18n: vi.fn(), + setupLocaleSelect: vi.fn(), +})); + +import { applyI18n, initI18n, setupLocaleSelect } from '../../scripts/i18n.js'; + +describe('home page bootstrap', () => { + beforeEach(() => { + vi.resetModules(); + vi.clearAllMocks(); + document.body.innerHTML = ''; + }); + + afterEach(() => { + vi.restoreAllMocks(); + }); + + it('initializes i18n and wires locale changes to re-apply translations', async () => { + await import('../../scripts/home.js'); + + expect(initI18n).toHaveBeenCalledTimes(1); + expect(setupLocaleSelect).toHaveBeenCalledTimes(1); + expect(setupLocaleSelect.mock.calls[0][0]).toBe(document.getElementById('localeSelect')); + + const onLocaleChange = setupLocaleSelect.mock.calls[0][1]; + onLocaleChange(); + + expect(applyI18n).toHaveBeenCalledTimes(1); + }); + + it('passes null through when the locale select is absent', async () => { + document.body.innerHTML = ''; + + await import('../../scripts/home.js'); + + expect(setupLocaleSelect).toHaveBeenCalledWith(null, expect.any(Function)); + }); +}); diff --git a/tests/unit/mediapipe-loop.test.js b/tests/unit/mediapipe-loop.test.js new file mode 100644 index 0000000..7d77f92 --- /dev/null +++ b/tests/unit/mediapipe-loop.test.js @@ -0,0 +1,132 @@ +import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest'; + +const mediapipeMocks = vi.hoisted(() => ({ + forVisionTasks: vi.fn(), + createFromOptions: vi.fn(), + detectForVideo: vi.fn(), +})); + +vi.mock('https://cdn.jsdelivr.net/npm/@mediapipe/tasks-vision@0.10.35', () => ({ + FilesetResolver: { + forVisionTasks: mediapipeMocks.forVisionTasks, + }, + FaceLandmarker: { + FACE_LANDMARKS_TESSELATION: [[0, 1]], + createFromOptions: mediapipeMocks.createFromOptions, + }, +}), { virtual: true }); + +vi.mock('../../scripts/config.js', () => ({ + MEDIAPIPE_WASM_URL: 'https://cdn.example.test/mediapipe/wasm', + MEDIAPIPE_FACE_LANDMARKER_URL: 'https://cdn.example.test/face_landmarker.task', +})); + +vi.mock('../../scripts/i18n.js', () => ({ + t: vi.fn((key, params) => (params ? `${key}:${JSON.stringify(params)}` : key)), +})); + +function flushPromises() { + return new Promise((resolve) => setTimeout(resolve, 0)); +} + +function setVideoReady(video, readyState = 4, currentTime = 1) { + Object.defineProperty(video, 'readyState', { value: readyState, configurable: true }); + Object.defineProperty(video, 'currentTime', { value: currentTime, configurable: true }); +} + +describe('mediapipe loop', () => { + let consoleWarnSpy; + let consoleErrorSpy; + + beforeEach(() => { + vi.resetModules(); + vi.clearAllMocks(); + + document.body.innerHTML = ` + + + `; + setVideoReady(document.getElementById('video')); + + mediapipeMocks.forVisionTasks.mockResolvedValue({ wasm: true }); + mediapipeMocks.detectForVideo.mockReturnValue({ + faceLandmarks: [[{ x: 0.1, y: 0.2, z: 0.3 }]], + extra: 'result', + }); + mediapipeMocks.createFromOptions.mockResolvedValue({ + detectForVideo: mediapipeMocks.detectForVideo, + }); + + vi.spyOn(performance, 'now').mockReturnValue(1000); + vi.stubGlobal('requestAnimationFrame', vi.fn(() => 123)); + + consoleWarnSpy = vi.spyOn(console, 'warn').mockImplementation(() => {}); + consoleErrorSpy = vi.spyOn(console, 'error').mockImplementation(() => {}); + }); + + afterEach(() => { + vi.unstubAllGlobals(); + vi.restoreAllMocks(); + delete window.gstmxx; + }); + + it('warns and skips startup when the gstmxx event bus is missing', async () => { + await import('../../scripts/mediapipe-loop.js'); + + window.dispatchEvent(new CustomEvent('ghostatiReady')); + await flushPromises(); + + expect(consoleWarnSpy).toHaveBeenCalledWith('console_mediapipe_events_missing'); + expect(mediapipeMocks.forVisionTasks).not.toHaveBeenCalled(); + expect(requestAnimationFrame).not.toHaveBeenCalled(); + }); + + it('loads FaceLandmarker, emits readiness, and dispatches landmarks on the first eligible frame', async () => { + const events = new EventTarget(); + const onReady = vi.fn(); + const onLandmarks = vi.fn(); + events.addEventListener('mediapipeReady', onReady); + events.addEventListener('landmarks3d', onLandmarks); + window.gstmxx = { events, log: vi.fn() }; + + await import('../../scripts/mediapipe-loop.js'); + window.dispatchEvent(new CustomEvent('ghostatiReady')); + await flushPromises(); + + expect(mediapipeMocks.forVisionTasks).toHaveBeenCalledWith('https://cdn.example.test/mediapipe/wasm'); + expect(mediapipeMocks.createFromOptions).toHaveBeenCalledWith( + { wasm: true }, + expect.objectContaining({ + baseOptions: { + modelAssetPath: 'https://cdn.example.test/face_landmarker.task', + delegate: 'GPU', + }, + runningMode: 'VIDEO', + numFaces: 1, + }) + ); + expect(window.gstmxx.log).toHaveBeenCalledWith('mediapipe_ready_log', 'mediapipe'); + expect(onReady).toHaveBeenCalledTimes(1); + expect(mediapipeMocks.detectForVideo).toHaveBeenCalledWith(document.getElementById('video'), 1000); + expect(window.gstmxx.lastLandmarks3d).toEqual([{ x: 0.1, y: 0.2, z: 0.3 }]); + expect(onLandmarks.mock.calls[0][0].detail.landmarks).toEqual([{ x: 0.1, y: 0.2, z: 0.3 }]); + expect(requestAnimationFrame).toHaveBeenCalledTimes(1); + }); + + it('logs MediaPipe initialization failures through the app logger', async () => { + const loadError = new Error('model offline'); + mediapipeMocks.createFromOptions.mockRejectedValueOnce(loadError); + window.gstmxx = { events: new EventTarget(), log: vi.fn() }; + + await import('../../scripts/mediapipe-loop.js'); + window.dispatchEvent(new CustomEvent('ghostatiReady')); + await flushPromises(); + + expect(consoleErrorSpy).toHaveBeenCalledWith('console_mediapipe_init_error', loadError); + expect(window.gstmxx.log).toHaveBeenCalledWith( + 'mediapipe_load_error_log:{"message":"model offline"}', + 'mediapipe' + ); + expect(requestAnimationFrame).not.toHaveBeenCalled(); + }); +}); diff --git a/tests/unit/realtime.test.js b/tests/unit/realtime.test.js new file mode 100644 index 0000000..cda0d28 --- /dev/null +++ b/tests/unit/realtime.test.js @@ -0,0 +1,220 @@ +import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest'; + +vi.mock('../../scripts/config.js', () => ({ + MODEL_URLS: { + tiny: 'https://models.test/tiny', + landmarks: 'https://models.test/landmarks', + recognition: 'https://models.test/recognition', + }, + DETECTOR_OPTIONS: { detector: 'tiny-options' }, +})); + +function buildRealtimeDom() { + document.body.innerHTML = ` + +
+ +
+ +
+
+
+ `; + + const video = document.getElementById('webcam'); + Object.defineProperty(video, 'readyState', { value: 4, configurable: true }); + video.play = vi.fn(async () => {}); + + const graph = document.getElementById('distance-graph'); + graph.getBoundingClientRect = vi.fn(() => ({ width: 300, height: 120 })); +} + +function createDetectionChain(result) { + return { + withFaceLandmarks: vi.fn(() => ({ + withFaceDescriptor: vi.fn(async () => result), + })), + }; +} + +function installBrowserMocks() { + const graphCtx = { + clearRect: vi.fn(), + fillRect: vi.fn(), + beginPath: vi.fn(), + moveTo: vi.fn(), + lineTo: vi.fn(), + stroke: vi.fn(), + fillStyle: '', + strokeStyle: '', + lineWidth: 0, + }; + + vi.spyOn(HTMLCanvasElement.prototype, 'getContext').mockReturnValue(graphCtx); + vi.spyOn(window, 'getComputedStyle').mockReturnValue({ + getPropertyValue: vi.fn((name) => ({ + '--panel-2': '#111111', + '--dev': '#00ff99', + '--net': '#ff6600', + })[name] || ''), + }); + + Object.defineProperty(window, 'devicePixelRatio', { value: 2, configurable: true }); + Object.defineProperty(navigator, 'mediaDevices', { + value: { + getUserMedia: vi.fn(async () => ({ id: 'stream' })), + }, + configurable: true, + }); + + vi.spyOn(window, 'requestAnimationFrame').mockImplementation(() => 100); + vi.spyOn(window, 'cancelAnimationFrame').mockImplementation(() => {}); + + return graphCtx; +} + +function installFaceApi(detection = null) { + const faceapi = { + nets: { + tinyFaceDetector: { loadFromUri: vi.fn(async () => {}) }, + faceLandmark68Net: { loadFromUri: vi.fn(async () => {}) }, + faceRecognitionNet: { loadFromUri: vi.fn(async () => {}) }, + }, + detectSingleFace: vi.fn(() => createDetectionChain(detection)), + euclideanDistance: vi.fn(() => 0.42), + }; + globalThis.faceapi = faceapi; + window.faceapi = faceapi; + return faceapi; +} + +async function flushPromises() { + await Promise.resolve(); + await Promise.resolve(); +} + +describe('realtime visualizer', () => { + beforeEach(() => { + vi.resetModules(); + vi.clearAllMocks(); + vi.useFakeTimers(); + buildRealtimeDom(); + installBrowserMocks(); + }); + + afterEach(() => { + vi.useRealTimers(); + vi.restoreAllMocks(); + delete window.gstmxxRealtime; + delete window.faceapi; + delete globalThis.faceapi; + }); + + it('bootstraps models, webcam, equalizer rows, graph canvas, and frame loop on import', async () => { + const faceapi = installFaceApi(null); + + const { initRealtime } = await import('../../scripts/realtime.js'); + await flushPromises(); + + expect(faceapi.nets.tinyFaceDetector.loadFromUri).toHaveBeenCalledWith('https://models.test/tiny'); + expect(faceapi.nets.faceLandmark68Net.loadFromUri).toHaveBeenCalledWith('https://models.test/landmarks'); + expect(faceapi.nets.faceRecognitionNet.loadFromUri).toHaveBeenCalledWith('https://models.test/recognition'); + expect(navigator.mediaDevices.getUserMedia).toHaveBeenCalledWith({ + video: { facingMode: 'user' }, + audio: false, + }); + expect(document.getElementById('webcam').srcObject).toEqual({ id: 'stream' }); + expect(document.getElementById('embedding-bar').children).toHaveLength(128); + expect(document.getElementById('distance-graph').width).toBe(600); + expect(document.getElementById('distance-graph').height).toBe(240); + expect(document.getElementById('tracking-state').textContent).toBe('CALIBRATING'); + expect(document.getElementById('status-pill').textContent).toBe('Webcam ready. Press "Set Baseline" to start calibration.'); + expect(window.requestAnimationFrame).toHaveBeenCalledWith(expect.any(Function)); + expect(window.gstmxxRealtime.getState()).toEqual({ + appState: 'CALIBRATING', + hasBaseline: false, + needBaseline: false, + distanceBufferLength: 0, + graphHistoryLength: 0, + }); + + await initRealtime(); + expect(faceapi.nets.tinyFaceDetector.loadFromUri).toHaveBeenCalledTimes(1); + }); + + it('captures a safe baseline after countdown when a descriptor is detected', async () => { + const baseline = new Float32Array(128).fill(0.1); + installFaceApi(null); + + await import('../../scripts/realtime.js'); + await flushPromises(); + + window.gstmxxRealtime.triggerCalibration(); + expect(document.getElementById('countdown-circle').textContent).toBe('3'); + expect(document.getElementById('btn-reset').style.display).toBe('none'); + + vi.advanceTimersByTime(3000); + expect(window.gstmxxRealtime.getState().needBaseline).toBe(true); + expect(document.getElementById('countdown-circle').textContent).toBe('Face not detected. Step into frame.'); + + faceapi.detectSingleFace.mockReturnValueOnce(createDetectionChain({ descriptor: baseline })); + const frameCallback = window.requestAnimationFrame.mock.calls.at(-1)[0]; + await frameCallback(); + await flushPromises(); + + expect(window.gstmxxRealtime.getState()).toMatchObject({ + appState: 'TRACKING', + hasBaseline: true, + needBaseline: false, + distanceBufferLength: 0, + graphHistoryLength: 0, + }); + expect(document.getElementById('countdown-circle').style.display).toBe('none'); + expect(document.getElementById('btn-reset').style.display).toBe('inline-flex'); + expect(document.getElementById('status-pill').textContent).toBe('Tracking active. Move your face to inspect descriptor drift.'); + }); + + it('updates distance readout, equalizer cells, and graph history while tracking', async () => { + const baseline = new Float32Array(128).fill(0); + const current = new Float32Array(128).fill(0.14); + const faceapi = installFaceApi(null); + + await import('../../scripts/realtime.js'); + await flushPromises(); + + window.gstmxxRealtime.triggerCalibration(); + vi.advanceTimersByTime(3000); + faceapi.detectSingleFace.mockReturnValueOnce(createDetectionChain({ descriptor: baseline })); + await window.requestAnimationFrame.mock.calls.at(-1)[0](); + await flushPromises(); + + faceapi.euclideanDistance.mockReturnValue(0.72); + faceapi.detectSingleFace.mockReturnValueOnce(createDetectionChain({ descriptor: current })); + await window.requestAnimationFrame.mock.calls.at(-1)[0](); + await flushPromises(); + + expect(document.getElementById('distance-value').textContent).toBe('0.720'); + expect(document.getElementById('status-pill').textContent).toBe('Distance crossed threshold (0.6): likely non-match'); + expect(document.querySelector('#embedding-bar .descriptor-row .on-high')).not.toBeNull(); + expect(window.gstmxxRealtime.getState().distanceBufferLength).toBe(1); + + vi.advanceTimersByTime(334); + expect(window.gstmxxRealtime.getState()).toMatchObject({ + distanceBufferLength: 0, + graphHistoryLength: 1, + }); + }); + + it('reports startup failures in the status pill', async () => { + const startupError = new Error('camera denied'); + const consoleErrorSpy = vi.spyOn(console, 'error').mockImplementation(() => {}); + installFaceApi(null); + navigator.mediaDevices.getUserMedia.mockRejectedValueOnce(startupError); + + await import('../../scripts/realtime.js'); + await flushPromises(); + + expect(consoleErrorSpy).toHaveBeenCalledWith('Failed to initialize realtime visualizer:', startupError); + expect(document.getElementById('status-pill').textContent).toBe('Initialization failed: camera denied'); + }); +}); diff --git a/tests/unit/transfer.test.js b/tests/unit/transfer.test.js new file mode 100644 index 0000000..bad4013 --- /dev/null +++ b/tests/unit/transfer.test.js @@ -0,0 +1,249 @@ +import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest'; + +vi.mock('../../scripts/i18n.js', () => ({ + applyI18n: vi.fn(), + initI18n: vi.fn(), + setupLocaleSelect: vi.fn(), + t: vi.fn((key, params = {}) => { + if (key === 'transfer_mode_placed') return `Placed using: ${params.mode}`; + if (key === 'transfer_mode_mesh') return `mesh (${params.count} triangles)`; + if (Object.keys(params).length) return `${key}:${JSON.stringify(params)}`; + return key; + }), +})); + +import { initI18n, setupLocaleSelect } from '../../scripts/i18n.js'; + +function buildTransferDom() { + document.body.innerHTML = ` + + +
+
+
+

+

+

+ + + + + 28 + + 0 + + 92 + + + + + +
+
+ +

+ `; + + for (const id of ['stage-before', 'stage-after', 'stage-target']) { + document.getElementById(id).getBoundingClientRect = vi.fn(() => ({ + width: 240, + height: 240, + left: 0, + top: 0, + })); + } +} + +function makeImage(width, height) { + return { width, height, naturalWidth: width, naturalHeight: height }; +} + +function installCanvasMocks() { + const contexts = []; + + class TestImageData { + constructor(width, height) { + this.width = width; + this.height = height; + this.data = new Uint8ClampedArray(width * height * 4); + } + } + + vi.stubGlobal('ImageData', TestImageData); + vi.spyOn(HTMLCanvasElement.prototype, 'toDataURL').mockReturnValue('data:image/png;base64,result'); + vi.spyOn(HTMLCanvasElement.prototype, 'getContext').mockImplementation(() => { + const ctx = { + canvas: null, + clearRect: vi.fn(), + drawImage: vi.fn(), + getImageData: vi.fn((x, y, width, height) => { + const imageData = new TestImageData(width, height); + for (let i = 0; i < imageData.data.length; i += 4) { + imageData.data[i] = 120; + imageData.data[i + 1] = 80; + imageData.data[i + 2] = 40; + imageData.data[i + 3] = 255; + } + return imageData; + }), + putImageData: vi.fn(), + save: vi.fn(), + restore: vi.fn(), + beginPath: vi.fn(), + moveTo: vi.fn(), + lineTo: vi.fn(), + closePath: vi.fn(), + clip: vi.fn(), + setTransform: vi.fn(), + strokeRect: vi.fn(), + stroke: vi.fn(), + globalCompositeOperation: 'source-over', + globalAlpha: 1, + lineWidth: 0, + strokeStyle: '', + }; + contexts.push(ctx); + return ctx; + }); + + return contexts; +} + +async function importTransfer() { + vi.resetModules(); + await import('../../scripts/transfer.js'); + return window.GT; +} + +describe('transfer page workflow', () => { + beforeEach(() => { + vi.clearAllMocks(); + buildTransferDom(); + installCanvasMocks(); + delete window.faceapi; + delete window.GT; + }); + + afterEach(() => { + vi.unstubAllGlobals(); + vi.restoreAllMocks(); + delete window.GT; + delete window.faceapi; + }); + + it('bootstraps i18n, exposes GT helpers, and reports box-only engine when face-api is absent', async () => { + const GT = await importTransfer(); + + expect(initI18n).toHaveBeenCalledTimes(1); + expect(setupLocaleSelect).toHaveBeenCalledWith(document.getElementById('localeSelect'), expect.any(Function)); + expect(GT).toMatchObject({ + load: expect.any(Function), + setBox: expect.any(Function), + setParams: expect.any(Function), + transfer: expect.any(Function), + resultDataURL: expect.any(Function), + }); + expect(document.getElementById('engineText').textContent).toBe('transfer_engine_unavailable'); + expect(document.getElementById('result').textContent).toBe('transfer_result_empty'); + }); + + it('enables transfer after after/target boxes are set and composites in fallback box mode', async () => { + const contexts = installCanvasMocks(); + const GT = await importTransfer(); + + GT._internal.slots.after.img = makeImage(640, 480); + GT._internal.slots.target.img = makeImage(1200, 600); + GT.setBox('after', { x: 100, y: 80, w: 240, h: 240 }); + GT.setBox('target', { x: 300, y: 120, w: 300, h: 300 }); + GT.setParams({ threshold: 28, feather: 0, opacity: 50, blend: 'source-over', useMesh: true }); + + expect(document.getElementById('run').disabled).toBe(false); + expect(document.getElementById('note-after').textContent).toBe('transfer_note_box_set'); + expect(document.getElementById('note-target').textContent).toBe('transfer_note_box_set'); + + const mode = await GT.transfer(); + const resultCanvas = document.getElementById('result').querySelector('canvas'); + + expect(mode).toBe('transfer_mode_box_unavailable'); + expect(resultCanvas.width).toBe(900); + expect(resultCanvas.height).toBe(450); + expect(document.getElementById('download').disabled).toBe(false); + expect(document.getElementById('msg').textContent).toBe('transfer_msg_done'); + expect(document.getElementById('modeNote').textContent).toBe('Placed using: transfer_mode_box_unavailable'); + expect(GT.resultDataURL()).toBe('data:image/png;base64,result'); + expect(contexts.some((ctx) => ctx.putImageData.mock.calls.length > 0)).toBe(true); + expect(contexts.some((ctx) => ctx.drawImage.mock.calls.some((call) => call.length === 5))).toBe(true); + }); + + it('resets slots, previews, result, and command state from the reset button', async () => { + const GT = await importTransfer(); + GT._internal.slots.after.img = makeImage(640, 480); + GT._internal.slots.target.img = makeImage(640, 480); + GT.setBox('after', { x: 20, y: 20, w: 100, h: 100 }); + GT.setBox('target', { x: 30, y: 30, w: 100, h: 100 }); + + document.getElementById('reset').click(); + + expect(GT._internal.slots.after.img).toBeNull(); + expect(GT._internal.slots.after.box).toBeNull(); + expect(GT._internal.slots.target.img).toBeNull(); + expect(document.getElementById('run').disabled).toBe(true); + expect(document.getElementById('download').disabled).toBe(true); + expect(document.getElementById('modeNote').textContent).toBe('transfer_mode_not_run'); + expect(document.getElementById('result').textContent).toBe('transfer_result_empty'); + }); +}); + +describe('transfer geometry internals', () => { + beforeEach(() => { + vi.clearAllMocks(); + buildTransferDom(); + installCanvasMocks(); + delete window.faceapi; + delete window.GT; + }); + + afterEach(() => { + vi.unstubAllGlobals(); + vi.restoreAllMocks(); + delete window.GT; + }); + + it('triangulates simple point sets and skips degenerate affine warps', async () => { + const GT = await importTransfer(); + const { triangulate, warpTriangle } = GT._internal; + const points = [{ x: 0, y: 0 }, { x: 100, y: 0 }, { x: 0, y: 100 }, { x: 100, y: 100 }]; + + const triangles = triangulate(points); + expect(triangles.length).toBeGreaterThanOrEqual(2); + expect(triangles.flat().every((index) => index >= 0 && index < points.length)).toBe(true); + + const ctx = { + save: vi.fn(), + beginPath: vi.fn(), + moveTo: vi.fn(), + lineTo: vi.fn(), + closePath: vi.fn(), + clip: vi.fn(), + restore: vi.fn(), + setTransform: vi.fn(), + drawImage: vi.fn(), + }; + const source = document.createElement('canvas'); + + warpTriangle( + ctx, + source, + { x: 0, y: 0 }, + { x: 0, y: 0 }, + { x: 10, y: 10 }, + { x: 0, y: 0 }, + { x: 10, y: 0 }, + { x: 0, y: 10 } + ); + + expect(ctx.restore).toHaveBeenCalledTimes(1); + expect(ctx.setTransform).not.toHaveBeenCalled(); + expect(ctx.drawImage).not.toHaveBeenCalled(); + }); +}); diff --git a/tests/unit/upload-consent.test.js b/tests/unit/upload-consent.test.js index 172a9d9..82ee33a 100644 --- a/tests/unit/upload-consent.test.js +++ b/tests/unit/upload-consent.test.js @@ -1,4 +1,6 @@ -import { describe, expect, it, beforeEach } from 'vitest'; +import { describe, expect, it, beforeEach, afterEach, vi } from 'vitest'; +import { state } from '../../scripts/state.js'; +import { setLog } from '../../scripts/utils.js'; import { createReceiptCode, loadUploadReceipts, @@ -6,12 +8,78 @@ import { privateReceiptUrl, publicUrlForReceipt, RECEIPTS_STORAGE_KEY, + initUploadConsentFlow } from '../../scripts/upload-consent.js'; -describe('upload-consent helpers', () => { +vi.mock('../../scripts/utils.js', async () => { + const actual = await vi.importActual('../../scripts/utils.js'); + return { + ...actual, + setLog: vi.fn() + }; +}); + +vi.mock('../../scripts/i18n.js', () => ({ + t: vi.fn((key, params) => { + if (params) { + return `${key}_${JSON.stringify(params)}`; + } + return key; + }) +})); + +const flushPromises = () => new Promise((resolve) => setTimeout(resolve, 10)); + +describe('upload-consent flow and helpers', () => { + let originalClipboard; + let originalFetch; + beforeEach(() => { localStorage.removeItem(RECEIPTS_STORAGE_KEY); window.history.replaceState({}, '', '/lab.html'); + window.location.hash = ''; + + // Mock clipboard + originalClipboard = navigator.clipboard; + Object.defineProperty(navigator, 'clipboard', { + value: { + writeText: vi.fn(() => Promise.resolve()) + }, + writable: true, + configurable: true + }); + + // Mock fetch + originalFetch = globalThis.fetch; + globalThis.fetch = vi.fn(); + + // Stub URL creators + globalThis.URL.createObjectURL = vi.fn((blob) => 'blob:test-url'); + globalThis.URL.revokeObjectURL = vi.fn(); + + // Setup DOM elements required by flow + document.body.innerHTML = ` + +
+ +
+
+ + + + +
+
+ `; + + // Clear event listeners on state.gstmxxEvents by reinstantiating + state.gstmxxEvents = new EventTarget(); + }); + + afterEach(() => { + navigator.clipboard = originalClipboard; + globalThis.fetch = originalFetch; + vi.restoreAllMocks(); }); it('creates human receipt codes without exposing the delete token', () => { @@ -32,4 +100,322 @@ describe('upload-consent helpers', () => { expect(JSON.parse(localStorage.getItem(RECEIPTS_STORAGE_KEY))).toEqual(receipts); expect(loadUploadReceipts()).toEqual(receipts); }); + + describe('initUploadConsentFlow', () => { + it('does not initialize if required DOM elements are missing', () => { + document.body.innerHTML = ''; + expect(() => initUploadConsentFlow()).not.toThrow(); + }); + + it('imports receipt from location hash if valid', () => { + window.location.hash = '#receipt=myupload123.mydeletetoken456'; + initUploadConsentFlow(); + + const receipts = loadUploadReceipts(); + expect(receipts).toHaveLength(1); + expect(receipts[0].uploadId).toBe('myupload123'); + expect(receipts[0].deleteToken).toBe('mydeletetoken456'); + expect(receipts[0].status).toBe('imported'); + + const cards = document.querySelectorAll('.receipt-card'); + expect(cards).toHaveLength(1); + }); + + it('ignores invalid hash patterns during import', () => { + window.location.hash = '#receipt=invalidpayload'; + initUploadConsentFlow(); + expect(loadUploadReceipts()).toHaveLength(0); + }); + + it('handles clipboard copy success and failure', async () => { + window.location.hash = '#receipt=myupload123.mydeletetoken456'; + initUploadConsentFlow(); + + const copyBtn = document.querySelector('.receipt-actions button'); + expect(copyBtn.textContent).toBe('receipt_copy_private_button'); + + // Click copy - success case + await copyBtn.click(); + await flushPromises(); + expect(navigator.clipboard.writeText).toHaveBeenCalledWith(expect.stringContaining('myupload123')); + expect(document.getElementById('gm-upload-status').textContent).toBe('receipt_copied_status'); + + // Click copy - failure case + navigator.clipboard.writeText.mockRejectedValueOnce(new Error('Copy error')); + await copyBtn.click(); + await flushPromises(); + expect(document.getElementById('gm-upload-status').textContent).toBe('receipt_copy_failed_status'); + }); + + it('handles revoking / deleting uploads (success, 410, and generic failure)', async () => { + window.location.hash = '#receipt=myupload123.mydeletetoken456'; + initUploadConsentFlow(); + + const revokeBtn = document.querySelectorAll('.receipt-actions button')[1]; + expect(revokeBtn.textContent).toBe('receipt_revoke_button'); + + // 1. Success delete + globalThis.fetch.mockResolvedValueOnce({ + ok: true, + json: () => Promise.resolve({ ok: true }) + }); + revokeBtn.click(); + await flushPromises(); + + expect(globalThis.fetch).toHaveBeenCalledWith( + expect.stringContaining('/myupload123'), + expect.objectContaining({ + method: 'DELETE', + headers: { 'X-Delete-Token': 'mydeletetoken456' } + }) + ); + expect(loadUploadReceipts()[0].status).toBe('deleted'); + expect(document.getElementById('gm-upload-status').textContent).toBe('receipt_revoke_done_status'); + + // Re-enable and reset for failure testing + const receipts = loadUploadReceipts(); + receipts[0].status = 'pending'; + persistUploadReceipts(receipts); + initUploadConsentFlow(); + const newRevokeBtn = document.querySelectorAll('.receipt-actions button')[1]; + + // 2. Failure with 410 status code (already deleted on server) + globalThis.fetch.mockResolvedValueOnce({ + ok: false, + status: 410, + statusText: 'Gone', + json: () => Promise.resolve({ ok: false, message: 'Expired' }) + }); + newRevokeBtn.click(); + await flushPromises(); + expect(loadUploadReceipts()[0].status).toBe('deleted'); + + // Reset again + const receipts2 = loadUploadReceipts(); + receipts2[0].status = 'pending'; + persistUploadReceipts(receipts2); + initUploadConsentFlow(); + const finalRevokeBtn = document.querySelectorAll('.receipt-actions button')[1]; + + // 3. Failure with other status code + globalThis.fetch.mockResolvedValueOnce({ + ok: false, + status: 500, + statusText: 'Server Error', + json: () => Promise.resolve({ ok: false, message: 'Server crashed' }) + }); + finalRevokeBtn.click(); + await flushPromises(); + expect(loadUploadReceipts()[0].status).toBe('delete-failed'); + }); + + it('processes recorded clips, updates consent status, and discards them', () => { + initUploadConsentFlow(); + + // Dispatch metrics first + state.gstmxxEvents.dispatchEvent(new CustomEvent('matchStateChanged', { + detail: { + source: 'faceapi', + overall: 'unmatched', + ghostylePresent: true, + faceapi: { + detectionState: 'ok', + distance: 0.35, + obfMinDist: 0.6, + liveMinId: 1 + }, + mediapipe: { + detectionState: 'ok', + liveMaxSim: 0.92, + obfMaxSim: 0.75, + matchedId: 1 + } + } + })); + + // Dispatch clipRecorded + const dummyBlob = new Blob(['dummy content'], { type: 'video/mp4' }); + state.gstmxxEvents.dispatchEvent(new CustomEvent('clipRecorded', { + detail: { + id: 'clip123', + blob: dummyBlob, + filename: 'test.mp4', + size: 1000, + recordedAt: Date.now(), + ghostyleId: 'ghost-style-1' + } + })); + + // Check preview and metadata rendering + const preview = document.getElementById('gm-upload-preview'); + expect(preview.src).toBe('blob:test-url'); + expect(document.getElementById('gm-upload-current').hidden).toBe(false); + + const metadataRows = document.querySelectorAll('.upload-meta-row'); + expect(metadataRows.length).toBeGreaterThan(0); + + // Consent checkbox control + const consentInput = document.getElementById('gm-upload-consent'); + const submitBtn = document.getElementById('gm-upload-submit'); + expect(submitBtn.disabled).toBe(true); + + consentInput.checked = true; + consentInput.dispatchEvent(new Event('change')); + expect(submitBtn.disabled).toBe(false); + + // Discard button control + const discardBtn = document.getElementById('gm-upload-discard'); + discardBtn.click(); + expect(document.getElementById('gm-upload-current').hidden).toBe(true); + expect(document.getElementById('gm-upload-status').textContent).toBe('upload_clip_discarded_status'); + }); + + it('submits a recorded clip successfully', async () => { + initUploadConsentFlow(); + + // Setup a clip + const dummyBlob = new Blob(['dummy content'], { type: 'video/mp4' }); + state.gstmxxEvents.dispatchEvent(new CustomEvent('clipRecorded', { + detail: { + id: 'clip123', + blob: dummyBlob, + filename: 'test.mp4', + size: 5000000, // 5MB to test formatBytes MB formatting + recordedAt: Date.now(), + ghostyleId: 'ghost-style-1' + } + })); + + const noteInput = document.getElementById('gm-upload-note'); + noteInput.value = 'My user note '; + + const consentInput = document.getElementById('gm-upload-consent'); + consentInput.checked = true; + consentInput.dispatchEvent(new Event('change')); + + const submitBtn = document.getElementById('gm-upload-submit'); + expect(submitBtn.disabled).toBe(false); + + globalThis.fetch.mockResolvedValueOnce({ + ok: true, + json: () => Promise.resolve({ ok: true, uploadId: 'up-999', deleteToken: 'del-999' }) + }); + + submitBtn.click(); + await flushPromises(); + + expect(globalThis.fetch).toHaveBeenCalledWith( + expect.any(String), + expect.objectContaining({ + method: 'POST', + body: expect.any(FormData) + }) + ); + + const receipts = loadUploadReceipts(); + expect(receipts).toHaveLength(1); + expect(receipts[0].uploadId).toBe('up-999'); + expect(receipts[0].userNote).toBe('My user note'); + expect(setLog).toHaveBeenCalled(); + }); + + it('handles network error during clip submission', async () => { + initUploadConsentFlow(); + + const dummyBlob = new Blob(['dummy content'], { type: 'video/mp4' }); + state.gstmxxEvents.dispatchEvent(new CustomEvent('clipRecorded', { + detail: { + id: 'clip123', + blob: dummyBlob, + filename: 'test.mp4', + size: 500, // <1024 B to test formatBytes B formatting + recordedAt: Date.now() + } + })); + + const consentInput = document.getElementById('gm-upload-consent'); + consentInput.checked = true; + consentInput.dispatchEvent(new Event('change')); + + const submitBtn = document.getElementById('gm-upload-submit'); + expect(submitBtn.disabled).toBe(false); + + globalThis.fetch.mockResolvedValueOnce({ + ok: false, + status: 400, + statusText: 'Bad Request', + json: () => Promise.resolve({ ok: false, message: 'Validation failed' }) + }); + + submitBtn.click(); + await flushPromises(); + + expect(document.getElementById('gm-upload-status').textContent).toBe( + 'video_upload_network_error_log_{"message":"Validation failed"}' + ); + }); + + it('handles localStorage errors gracefully during loadUploadReceipts', () => { + const originalGetItem = localStorage.getItem; + localStorage.getItem = vi.fn(() => { throw new Error('storage error'); }); + + const result = loadUploadReceipts(); + expect(result).toEqual([]); + + localStorage.getItem = originalGetItem; + }); + + it('handles missing clipboard API gracefully', async () => { + // Temporarily remove clipboard + const originalClipboard = navigator.clipboard; + Object.defineProperty(navigator, 'clipboard', { + value: null, + writable: true, + configurable: true + }); + + window.location.hash = '#receipt=myupload123.mydeletetoken456'; + initUploadConsentFlow(); + + const copyBtn = document.querySelector('.receipt-actions button'); + copyBtn.click(); + await flushPromises(); + + expect(document.getElementById('gm-upload-status').textContent).toBe('receipt_copy_failed_status'); + + // Restore clipboard + Object.defineProperty(navigator, 'clipboard', { + value: originalClipboard, + writable: true, + configurable: true + }); + }); + + it('selects clip when clicking on the clip list button', () => { + initUploadConsentFlow(); + + const dummyBlob1 = new Blob(['1'], { type: 'video/mp4' }); + const dummyBlob2 = new Blob(['2'], { type: 'video/mp4' }); + + // Add two clips + state.gstmxxEvents.dispatchEvent(new CustomEvent('clipRecorded', { + detail: { id: 'clip1', blob: dummyBlob1, filename: 'test1.mp4', size: 100, recordedAt: Date.now() } + })); + state.gstmxxEvents.dispatchEvent(new CustomEvent('clipRecorded', { + detail: { id: 'clip2', blob: dummyBlob2, filename: 'test2.mp4', size: 200, recordedAt: Date.now() } + })); + + // Clip list should have two buttons + const chips = document.querySelectorAll('.upload-chip'); + expect(chips).toHaveLength(2); + + // Click second clip button (index 1 corresponds to clip1 because we unshift) + chips[1].click(); + + // Query the DOM again to check the newly rendered buttons + const updatedChips = document.querySelectorAll('.upload-chip'); + expect(updatedChips[1].classList.contains('active')).toBe(true); + expect(updatedChips[0].classList.contains('active')).toBe(false); + }); + }); });