Added functionality comments

gameplay/src/Camera.cpp

@@ -430,6 +430,7 @@ void Camera::pickRay(const Rectangle& viewport, float x, float y, Ray* dst) cons
     dst->set(nearPoint, direction);
 }
 
+//used to copy one camera's object properties to another cameras properties
 Camera* Camera::clone(NodeCloneContext& context)
 {
     Camera* cameraClone = NULL;

gameplay/src/Control.cpp

@@ -244,6 +244,8 @@ const char* Control::getTypeName() const
     return "Control";
 }
 
+//Many game objects are tied to their specific ID such as buttons and textboxes.
+//This functions gets that specific gameobject ID and returns it for use and display
 const char* Control::getId() const
 {
     return _id.c_str();

gameplay/src/Effect.cpp

@@ -226,6 +226,10 @@ static void writeShaderToErrorFile(const char* filePath, const char* source)
     }
 }
 
+/// <utilizes the openGL framework>
+/// More information about the openGL click the link below
+/// https://www.opengl.org/sdk/libs/
+/// <utilizes the openGL framework>
 Effect* Effect::createFromSource(const char* vshPath, const char* vshSource, const char* fshPath, const char* fshSource, const char* defines)
 {
     GP_ASSERT(vshSource);

gameplay/src/Gamepad.cpp

@@ -54,6 +54,7 @@ Gamepad::~Gamepad()
     SAFE_RELEASE(_form);
 }
 
+//some gamepads can have more buttons or joysticks than others
 Gamepad* Gamepad::add(GamepadHandle handle, unsigned int buttonCount, unsigned int joystickCount, unsigned int triggerCount, const char* name)
 {
     Gamepad* gamepad = new Gamepad(handle, buttonCount, joystickCount, triggerCount, name);
@@ -112,6 +113,7 @@ void Gamepad::remove(Gamepad* gamepad)
 
 void Gamepad::bindGamepadControls(Container* container)
 {
+    //some games have more or less controls than others so they can add or delete controls via a vector continaer
     std::vector<Control*> controls = container->getControls();
     std::vector<Control*>::iterator itr = controls.begin();
 
@@ -207,11 +209,13 @@ Gamepad::ButtonMapping Gamepad::getButtonMappingFromString(const char* string)
     else if (strcmp(string, "L2") == 0 || strcmp(string, "BUTTON_L2") == 0)
         return BUTTON_L2;
     else if (strcmp(string, "L3") == 0 || strcmp(string, "BUTTON_L3") == 0)
+        //some joysticks can be pressed down as a buttons thus L3
         return BUTTON_L3;
     else if (strcmp(string, "R1") == 0 || strcmp(string, "BUTTON_R1") == 0)
         return BUTTON_R1;
     else if (strcmp(string, "R2") == 0 || strcmp(string, "BUTTON_R2") == 0)
         return BUTTON_R2;
+    //some joysticks can be pressed down as a buttons thus R3
     else if (strcmp(string, "R3") == 0 || strcmp(string, "BUTTON_R3") == 0)
         return BUTTON_R3;
     else if (strcmp(string, "UP") == 0 || strcmp(string, "BUTTON_UP") == 0)
@@ -295,6 +299,7 @@ unsigned int Gamepad::getJoystickCount() const
     return _joystickCount;
 }
 
+// joysticks have many values since they are circular
 void Gamepad::getJoystickValues(unsigned int joystickId, Vector2* outValue) const
 {
     if (joystickId >= _joystickCount)

gameplay/src/Image.cpp

@@ -131,6 +131,7 @@ Image* Image::create(unsigned int width, unsigned int height, Image::Format form
     image->_height = height;
     image->_format = format;
     image->_data = new unsigned char[dataSize];
+    //setting aside memory for image
     if (data)
         memcpy(image->_data, data, dataSize);
 

gameplay/src/Model.cpp

@@ -280,6 +280,7 @@ static bool drawWireframe(Mesh* mesh)
     }
 }
 
+//used to display wireframe in 3d environment
 static bool drawWireframe(MeshPart* part)
 {
     unsigned int indexCount = part->getIndexCount();

gameplay/src/RenderTarget.cpp

@@ -34,6 +34,7 @@ RenderTarget* RenderTarget::create(const char* id, unsigned int width, unsigned
     }
 
     RenderTarget* rt = create(id, texture);
+    //displayes the texture
     texture->release();
 
     return rt;

gameplay/src/TileSet.cpp

@@ -24,6 +24,7 @@ TileSet& TileSet::operator=(const TileSet& set)
     return *this;
 }
 
+//users can set a tile to an image with a specified w x h and have their set contain X rows and X columns
 TileSet* TileSet::create(const char* imagePath,
                          float tileWidth, float tileHeight,
                          unsigned int rowCount, unsigned int columnCount)
@@ -33,6 +34,7 @@ TileSet* TileSet::create(const char* imagePath,
     GP_ASSERT(rowCount > 0 && columnCount > 0);
 
     SpriteBatch* batch = SpriteBatch::create(imagePath);
+    //CLAMP texture mode means that the user's image selected will be cut off as soon as it exceeds the w x h specified
     batch->getSampler()->setWrapMode(Texture::CLAMP, Texture::CLAMP);
     batch->getSampler()->setFilterMode(Texture::Filter::NEAREST, Texture::Filter::NEAREST);
     batch->getStateBlock()->setDepthWrite(false);