fixed asset path when bundled as Mac os x App

Author: Heiko van der Heijden

Application.cpp

@@ -6,6 +6,7 @@
 #include <iostream>
 
 Application::Application(unsigned short width, unsigned short height){
+    this->path = path;
     glEnable(GL_CULL_FACE);
     glEnable(GL_DEPTH_TEST);
     glDepthFunc(GL_LEQUAL);
@@ -65,6 +66,8 @@ void Application::drawLoop(){
     this->currentScene->draw(aspect);
 }
 
+
+
 void Application::keyDown(unsigned short keycode){
     //just give the keys back without doing anything
     this->currentScene->keyDown(keycode);

Application.hpp

@@ -28,6 +28,7 @@
 #pragma once
 #include "Scene.hpp"
 #include <memory>
+#include <string>
 /*! This class Handles the different loops and scenes
  *  @author Heiko van der Heijden
  */
@@ -37,6 +38,7 @@ class Application{
      *  The current scene wrapped in a pointer
      */
     std::unique_ptr<Scene> currentScene;
+    std::string path;
     /*!
      *  The amount of time it took last time to update all gameobjects
      */
@@ -52,6 +54,8 @@ class Application{
      */
     Application(unsigned short width,unsigned short height);
 
+    std::string getAppPath();
+    
     void quitApplication();
 
     void loadScene(Scene* scene);

AssetManager.cpp

@@ -4,8 +4,9 @@
 #include "PrimitiveCube.hpp"
 #include "PrimitiveQuad.hpp"
 
-AssetManager::AssetManager(){
+AssetManager::AssetManager(std::string path){
     this->uniqueNumber = 1;
+    this->path = path;
 }
 
 int AssetManager::loadCube(){
@@ -44,6 +45,7 @@ void AssetManager::renderPrimitive(int reference){
 }
 
 int AssetManager::loadTexture(std::string path){
+    path = this->path + "/" + path;
     for(auto it : this->textures){
         if(it->getPath() == path){
             return it->getUniqueNumber();
@@ -57,6 +59,8 @@ int AssetManager::loadTexture(std::string path){
 }
 
 int AssetManager::loadProgram(std::string vertexShader, std::string fragmentShader){
+    vertexShader = path  + "/" + vertexShader;
+    fragmentShader = path + "/" + fragmentShader;
 
     //Check if program already exists
     for(auto it : this->programs){

AssetManager.hpp

@@ -38,6 +38,7 @@
  */
 class AssetManager{
 private:
+    std::string path;
 
     /*! All the shaders that are currently in use
      */
@@ -74,7 +75,7 @@ class AssetManager{
     }
 
 public:
-    AssetManager();
+    AssetManager(std::string path);
 
     /*! Loads an default cube into memory
      *  @return an reference that can be used to use the cube

MacApp.mm

@@ -147,6 +147,10 @@ -(void) dealloc{
     [app stopMacApp];
 }
 
+std::string Application::getAppPath(){
+    return [[[NSBundle mainBundle]resourcePath]UTF8String];
+}
+
 int main(){
 
     NSRect mainDisplayRect = [[NSScreen mainScreen] frame];

MainMenu.cpp

@@ -6,7 +6,7 @@
 #include "SnakeScene.hpp"
 #include "KeyCodes.hpp"
 MainMenu::MainMenu(Application* app){
-    this->assetManager = std::shared_ptr<AssetManager>(new AssetManager());
+    this->assetManager = std::shared_ptr<AssetManager>(new AssetManager(app->getAppPath()));
     this->addGameObject(std::shared_ptr<Background>(new Background(this->assetManager)));
     this->addGameObject(std::shared_ptr<SnakeBody>(new SnakeBody(this->assetManager, 3, Vector3f(0,0,-2))));
     this->application = app;

SnakeHead.cpp

@@ -9,7 +9,7 @@ SnakeHead::SnakeHead(std::shared_ptr<AssetManager> assetManager, Vector3f startP
     this->timer = std::chrono::steady_clock::now();
     this->direction = Direction::Left;
     this->scale = Vector3f(0.1f,0.1f,0.1f);
-       this->body = std::shared_ptr<SnakeBody>(new SnakeBody(this->assetManager, 3, Vector3f( position.x + 0.15f, position.y, position.z)));
+       this->body = std::shared_ptr<SnakeBody>(new SnakeBody(this->assetManager, 10, Vector3f( position.x + 0.15f, position.y, position.z)));
 }
 
 void SnakeHead::update(float tpf){

SnakeScene.cpp

@@ -9,7 +9,7 @@
 
 SnakeScene::SnakeScene(Application* application){
     this->application = application;
-    this->assetManager = std::shared_ptr<AssetManager>(new AssetManager());
+    this->assetManager = std::shared_ptr<AssetManager>(new AssetManager(application->getAppPath()));
     this->addGameObject(std::shared_ptr<Background>(new Background(this->assetManager)));
     this->addGameObject(std::shared_ptr<SnakeHead>(new SnakeHead(this->assetManager, Vector3f(-1,0,-2))));
 }