#ifndef POSTEFFECTMODULE_H
#define POSTEFFECTMODULE_H

#include <glew/glew.h>
#include "module.h"

class Shader;
class FrameBuffer;

class PostEffectModule : public Module
{
    GLuint vao;
    GLuint vbo;
	FrameBuffer* inputFBO;
    const FrameBuffer* outputFBO;
    Shader* shader;
    GLuint colorLocation;
    GLuint depthLocation;

    static const GLfloat vertices[];

    enum Buffers {COLOR_BUFFER, DEPTH_BUFFER};
public:
    PostEffectModule(int width, int height);
    ~PostEffectModule();

    virtual void renderGL(Camera* myCamera, Scene* scene);

    FrameBuffer* getInputFBO() {return inputFBO;}
    void setRenderTarget(FrameBuffer* renderTarget) {outputFBO = renderTarget;}

    void setShader(Shader* myShader);
};

#endif // POSTEFFECTMODULE_H