FBO.h

#pragma once
#include "common.hpp"
#include "Texture.h"
#include "GL/glew.h"
#include <vector>

class FBO : public Texture
{
public:
        typedef boost::shared_ptr<FBO> FBOPtr;

        FBO();
        FBO(int width, int height, bool bingbong=false, unsigned int internal_format=GL_RGBA32F, unsigned int format=GL_RGBA, unsigned int interpolation_min=GL_LINEAR, unsigned int interpolation_max=GL_LINEAR, int type=0, unsigned int num_texture = 1, bool helper = false);
        FBO(int width, int height, int depth, bool bingbong=false, unsigned int internal_format=GL_RGBA32F, unsigned int format=GL_RGBA, unsigned int interpolation_min=GL_LINEAR, unsigned int interpolation_max=GL_LINEAR, int type=0);
        ~FBO(void);

        void CheckFBO(GLenum FBOstatus)
        {
                if(FBOstatus == GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT)                   printf("Incomplete attachment\n");
                if(FBOstatus == GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT)   printf("Missing attachment\n");
                if(FBOstatus == GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT)   printf("Incomplete dimensions\n");
                if(FBOstatus == GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER)                  printf("Incomplete read buffer\n");
                if(FBOstatus == GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER)                  printf("GL_FRAMEBUFFER_COMPLETE für Blur Effekt konnte ned benutzt werden\n");
                if(FBOstatus == GL_FRAMEBUFFER_UNSUPPORTED)                                             printf("Framebufferobjects unsupported\n");
        };

private:
        void CreateFBO(GLuint& depth, GLuint& texn, GLuint& fbo);
        void Create3DFBO(GLuint& texn, GLuint& fbo);

public:
        void Bind();
        void Bind(int z);
        void BindTexture(int z);

        void Unbind();
        void BindColorAttachementAtTextureAndEnable(unsigned int i);
        /*
         * Draw Buffers
         */
        void DrawBuffers();
        int GetWidth();
        int GetHeight();
        int GetDepth();

        GLuint fbo1;
        GLuint fbo2;
        GLuint depthbuffer2;
        GLuint depthbuffer1;
        std::vector<GLenum> buffers;
        int g_iWidth;
        int g_iHeight;
        int g_iDepth;

        unsigned int m_format;
        unsigned int m_internal_format;
        unsigned int m_interpolation_min;
        unsigned int m_interpolation_max;
        int m_type;


        unsigned int m_num_texture;
        std::vector<Texture::TexturePtr> multi_outputs;
};