Added FrameBuffer wrapper class

include/Engine/Rendering/Renderer.h

@@ -8,6 +8,7 @@
 //TODO: Temp resourceManager
 #include "../Core/ResourceManager.h"
 #include "Util/UnorderedMapVec2.h"
+#include "Util/FrameBuffer.h"
 
 class Renderer : public IRenderer
 {
@@ -22,7 +23,7 @@ private:
 	Texture* m_ErrorTexture;
 	Texture* m_WhiteTexture;
 	float m_CameraMoveSpeed;
-    GLuint m_PickingBuffer;
+    FrameBuffer m_PickingBuffer;
     GLuint m_PickingTexture;
     GLuint m_DepthBuffer;
 

include/Engine/Rendering/Util/FrameBuffer.h

@@ -0,0 +1,64 @@
+#ifndef FrameBuffer_h__
+#define FrameBuffer_h__
+
+#include "OpenGL.h"
+#include "GLError.h"
+
+class BufferResource
+{
+public:
+    BufferResource(GLuint* resourceHandle, GLenum resourceType, GLenum attachment);
+    
+    GLuint* m_ResourceHandle;
+    GLenum m_ResourceType;
+    GLenum m_Attachment;
+private:
+    
+};
+
+template <GLenum RESOURCETYPE>
+class ResourceType : public BufferResource
+{
+public:
+    ResourceType(GLuint* resourceHandle, GLenum attachment)
+        : BufferResource(resourceHandle, RESOURCETYPE, attachment) { }
+};
+
+class Texture2D : public ResourceType<GL_TEXTURE_2D>
+{
+public:
+    Texture2D(GLuint* resourceHandle, GLenum attachment)
+        : ResourceType(resourceHandle, attachment) { };
+
+    ~Texture2D();
+};
+
+class RenderBuffer : public ResourceType<GL_RENDERBUFFER>
+{
+public:
+    RenderBuffer(GLuint* resourceHandle, GLenum attachment)
+        : ResourceType(resourceHandle, attachment)
+    { };
+
+    ~RenderBuffer();
+};
+
+class FrameBuffer
+{
+public:
+    FrameBuffer()
+        : m_BufferHandle(0) { }
+    ~FrameBuffer();
+
+    void AddResource(std::shared_ptr<BufferResource> resource);
+    void Generate();
+    void Bind();
+    void Unbind();
+    GLuint GetHandle();
+
+private:
+    GLuint m_BufferHandle;
+    std::vector<std::shared_ptr<BufferResource>> m_Resources;
+};
+
+#endif