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‎.vscode/settings.json‎

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{
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"C_Cpp.errorSquiggles": "disabled",
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"files.associations": {
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"*.embeddedhtml": "html",
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"ratio": "cpp"
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}
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}

‎index.js‎

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const simplecalc = require("./스크립트/단순한/단순한")
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const rootscalculator = require('./스크립트/2차/2차')
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exports.roots = function (a, b, c) {
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return rootscalculator.roots(a, b, c)
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}
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exports.printMsg = function () {
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console.log("This is a message from the demo package");
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}
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exports.add = function (item1, item2) {
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return simplecalc.add(item1, item2)
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}
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exports.sub = function (item1, item2) {
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return simplecalc.substract(item1, item2)
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}
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exports.div = function (item1, item2) {
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return simplecalc.divide(item1, item2)
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}
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exports.mul = function (item1, item2) {
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return simplecalc.multiply(item1, item2)
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}
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‎package.json‎

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{
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"name": "entitytocode",
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"version": "2.3.2",
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"description": "An npm library with physics and mathematical methods backed by c++",
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"main": "index.js",
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"scripts": {
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"test": "echo \"Error: no test specified\" && exit 1"
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},
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"author": "Gavin",
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"license": "ISC",
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"dependencies": {
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"nan": "^2.18.0",
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"node-gyp": "^10.0.1"
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}
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}

‎readme.md‎

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<h1>Entity to code </h1>
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Version | 1.0.0 | 2.0.0 | 2.1.0 | 2.2.0 | 2.3.0 | 2.3.1
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--- | --- | --- | --- |--- |--- |---
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Stable | Yes | No | No | Yes | Yes | Yes
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<h2>New feats</h2>
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<h3>2.3.2 (patch)</h3>
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<p><b>readme fix</b></p>
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<h3>2.3.1 (patch)</h3>
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<p><b>Quadratic Roots function Availible</b></p>
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<h3>2.3.0 (patch)</h3>
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<p><b>HALTED</b></p>
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<h3>2.2.3 (patch)</h3>
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<p>Readme update</p>
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<h3>2.2.2 (patch)</h3>
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<p>Readme update</p>
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<h3>2.2.1 (patch)</h3>
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<p>Readme update</p>
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<h3>2.2.0</h3>
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<p>successful model with c++ integration</p>
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<h3>2.1.0</h3>
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<p>Buggy prototype with c++ integration</p>
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<h3>2.0.0</h3>
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<p>Faulty prototype with c++ integration</p>
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<h3>1.0.0</h3>
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<p>Simple string msg</p>
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<h2>About</h2>
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<p>A mathematical library for various different mathematical functions (prod) backed by c++ (node-gyp/nan)</p>
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<h2>Installation</h2>
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npm i entitytocode
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<h2>printMsg</h2>
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<p>Versions: <b>1.0.0 + </b></p>
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<p>Usage (nodeJS): </p>
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const package = require('entitytocode')
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package.printMsg();
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<p>Output:</p>
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This is a message from the demo package
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<h2>add</h2>
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<p>Versions: <b>2.0.0 + </b></p>
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<p>Disclaimer: Not stable in versions 2.0.0 - 2.1.0 </p>
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<p>Types for parameters: Item1 = Int, Item2 = Int</p>
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<p>Example (nodeJS): </p>
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const package = require('entitytocode')
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const X = package.add(1, 2)
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console.log(X)
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<p>Output:</p>
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3
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<h2>Sub</h2>
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<p>Versions: <b>2.0.0 + </b></p>
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<p>Disclaimer: Not stable in versions 2.0.0 - 2.1.0 </p>
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<p>Types for parameters: Item1 = Int, Item2 = Int</p>
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<p>Example (nodeJS): </p>
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const package = require('entitytocode')
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const X = package.sub(-1, 2)
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console.log(X)
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<p>output:</p>
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-3
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<h2>Mul</h2>
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<p>Versions: <b>2.0.0 + </b></p>
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<p>Disclaimer: Not stable in versions 2.0.0 - 2.1.0 </p>
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<p>Types for parameters: Item1 = Int, Item2 = Int</p>
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<p>Example (nodeJS): </p>
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const package = require('entitytocode')
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const X = package.mul(-3.2, 2.3)
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console.log(X)
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<p>output:</p>
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-7.359999999999999
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<h2>Div</h2>
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<p>Versions: <b>2.0.0 + </b></p>
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<p>Disclaimer: Not stable in versions 2.0.0 - 2.1.0 </p>
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<p>Types for parameters: Item1 = Int, Item2 = Int</p>
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<p>Example (nodeJS): </p>
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const package = require('entitytocode')
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const X = package.div(-1.5, 2)
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console.log(X)
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<p>output:</p>
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-0.75
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<h2>Quadratic Roots</h2>
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<p>Versions: <b>2.3.1 + </b></p>
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<p>Types for parameters: A = Int, B = Int, C = Int</p>
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<p>Output: It returns an array with 3 values, <br/>
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1: number of roots: If there are No roots then it will return 0, if there are one, then 1, if there are two then 2. <br/>
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2 & 3: roots: In the calculation, two roots are returned, These are them, if there are only one root, both will be identical, and if there are none, item 1 will be 0 and it will return the imaginary roots</p>
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<p>Example (nodeJS): </p>
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const moduleQRoots = require('entitytocode')
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let NoRealRoots = moduleQRoots.roots(1, 2, 3)
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console.info('::::::::::::::::::::::::NO REAL ROOTS::::::::::::::::::::::::')
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console.log(NoRealRoots);
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console.log('1X^2 + 2X + 3')
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let OneRealRoot = moduleQRoots.roots(1, 2, 1)
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console.info('::::::::::::::::::::::::ONE REAL ROOTS::::::::::::::::::::::::')
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console.log(OneRealRoot);
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console.log('1X^2 + 2X + 1')
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let TworealRoots = moduleQRoots.roots(1, 3, 1)
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console.info('::::::::::::::::::::::::TWO REAL ROOTS::::::::::::::::::::::::')
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console.log(TworealRoots);
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console.log('1X^2 + 3X + 1')
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<p>output:</p>
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::::::::::::::::::::::::NO REAL ROOTS::::::::::::::::::::::::
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[ 0, 0.41421356237309515, -2.414213562373095 ]
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1X^2 + 2X + 3
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::::::::::::::::::::::::ONE REAL ROOTS::::::::::::::::::::::::
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[ 1, -1, -1 ]
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1X^2 + 2X + 1
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::::::::::::::::::::::::NO REAL ROOTS::::::::::::::::::::::::
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[ 2, -0.3819660112501051, -2.618033988749895 ]
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1X^2 + 3X + 1

‎스크립트/2차/2-test.js‎

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// const moduleQRoots = require('../2차/2차')
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// let NoRealRoots = moduleQRoots.roots(1, 2, 3)
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// console.info('::::::::::::::::::::::::NO REAL ROOTS::::::::::::::::::::::::')
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// console.log(NoRealRoots);
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// console.log('1X^2 + 2X + 3')
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// let OneRealRoot = moduleQRoots.roots(1, 2, 1)
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// console.info('::::::::::::::::::::::::ONE REAL ROOTS::::::::::::::::::::::::')
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// console.log(OneRealRoot );
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// console.log('1X^2 + 2X + 1')
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// let TworealRoots = moduleQRoots.roots(1, 3, 1)
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// console.info('::::::::::::::::::::::::NO REAL ROOTS::::::::::::::::::::::::')
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// console.log(TworealRoots );
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// console.log('1X^2 + 3X + 1')
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const moduleQRoots = require('entitytocode')
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let NoRealRoots = moduleQRoots.roots(1, 2, 3)
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console.info('::::::::::::::::::::::::NO REAL ROOTS::::::::::::::::::::::::')
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console.log(NoRealRoots);
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console.log('1X^2 + 2X + 3')
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let OneRealRoot = moduleQRoots.roots(1, 2, 1)
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console.info('::::::::::::::::::::::::ONE REAL ROOTS::::::::::::::::::::::::')
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console.log(OneRealRoot);
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console.log('1X^2 + 2X + 1')
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let TworealRoots = moduleQRoots.roots(1, 3, 1)
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console.info('::::::::::::::::::::::::NO REAL ROOTS::::::::::::::::::::::::')
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console.log(TworealRoots);
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console.log('1X^2 + 3X + 1')

‎스크립트/2차/2차.cc‎

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#include <node.h>
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#include <nan.h>
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// DISCRIMINATOR
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void 판별자(const v8::FunctionCallbackInfo<v8::Value> &args)
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{
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v8::Local<v8::Context> context = args.GetIsolate()->GetCurrentContext();
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// AX2 + BX + C
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double A = args[0]->NumberValue(context).FromJust();
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double B = args[1]->NumberValue(context).FromJust();
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double C = args[2]->NumberValue(context).FromJust();
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v8::Local<v8::Number> discriminatorVar = Nan::New((B * B) - (4 * A * C));
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args.GetReturnValue().Set(discriminatorVar);
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}
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// POSITIVE ROOT
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void POS판별자(const v8::FunctionCallbackInfo<v8::Value> &args)
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{
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v8::Local<v8::Context> context = args.GetIsolate()->GetCurrentContext();
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// AX2 + BX + C
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double A = args[0]->NumberValue(context).FromJust();
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double B = args[1]->NumberValue(context).FromJust();
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// double C = args[2]->NumberValue(context).FromJust();
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double Discriminator = args[2]->NumberValue(context).FromJust(); // C++에서는 제곱근 함수를 수행할 수 없으므로 Python/javascript 엔진으로 소스를 제공합니다.
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// v8::Local<v8::Number> discriminatorVar = Nan::New((B * B) - (4 * A * C));
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// v8::Local<v8::Number> negB = Nan::New(B * -1);
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// v8::Local<v8::Number> twoA = Nan::New(A * 2);
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v8::Local<v8::Number> positiveRoot = Nan::New((((B * -1)) + Discriminator) / (A * 2)); // SHIT
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args.GetReturnValue().Set(positiveRoot);
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}
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void NEG판별자(const v8::FunctionCallbackInfo<v8::Value> &args)
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{
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v8::Local<v8::Context> context = args.GetIsolate()->GetCurrentContext();
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// AX2 + BX + C
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double A = args[0]->NumberValue(context).FromJust();
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double B = args[1]->NumberValue(context).FromJust();
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// double C = args[2]->NumberValue(context).FromJust();
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double Discriminator = args[2]->NumberValue(context).FromJust(); // C++에서는 제곱근 함수를 수행할 수 없으므로 Python/javascript 엔진으로 소스를 제공합니다.
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// v8::Local<v8::Number> discriminatorVar = Nan::New((B * B) - (4 * A * C));
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// v8::Local<v8::Number> negB = Nan::New(B * -1);
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// v8::Local<v8::Number> twoA = Nan::New(A * 2);
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v8::Local<v8::Number> positiveRoot = Nan::New((((B * -1)) - Discriminator) / (A * 2)); // SHIT
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args.GetReturnValue().Set(positiveRoot);
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}
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void Initialize(v8::Local<v8::Object> exports)
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{
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NODE_SET_METHOD(exports, "판별자", 판별자); // Quad Discriminator
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NODE_SET_METHOD(exports, "POS판별자", POS판별자); // Quad Discriminator POS판별자
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NODE_SET_METHOD(exports, "NEG판별자", NEG판별자); // Quad Discriminator NEG판별자
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}
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NODE_MODULE(addon, Initialize)

‎스크립트/2차/2차.js‎

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const addon = require('./build/Release/2차');
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exports.roots = function Roots(a, b, c) {
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let outputarr = [];
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let discriminatorRaw = addon.판별자(a, b, c);
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let discriminator = Math.sqrt(discriminatorRaw);
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let discriminatorIMAGINARY = Math.sqrt(discriminatorRaw * -1);
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if (discriminatorRaw > 0)
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{
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// console.log(addon.POS판별자(1, 2, discriminator))
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outputarr.push(2)
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outputarr.push(addon.POS판별자(a, b, discriminator))
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outputarr.push(addon.NEG판별자(a, b, discriminator))
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}
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if (discriminatorRaw === 0)
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{
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// console.log(addon.POS판별자(1, 2, discriminator))
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outputarr.push(1)
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outputarr.push(addon.POS판별자(a, b, discriminator))
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outputarr.push(addon.NEG판별자(a, b, discriminator))
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}
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if (discriminatorRaw < 0)
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{
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outputarr.push(0)
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outputarr.push(addon.POS판별자(a, b, discriminatorIMAGINARY))
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outputarr.push(addon.NEG판별자(a, b, discriminatorIMAGINARY))
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// console.log(addon.POS판별자(1, 2, discriminatorIMAGINARY))
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}
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return outputarr;
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}

‎스크립트/2차/Z-2차.sh‎

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# npm i -g node-gyp
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# npm install --save nan
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node-gyp configure build

‎스크립트/2차/binding.gyp‎

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{
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"targets": [
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{
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"target_name" : "2차",
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"sources":["2차.cc"],
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"include_dirs" : [
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"<!(node -e \"require('nan')\")"
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]
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}
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]
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}
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# node-gyp configure build
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# const addon = require('./build/Release/addon');

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