#ifndef FRAMEBUFFER_H
#define FRAMEBUFFER_H

#include <GL/glew.h>
#include <array>

#include "common/utils/Types.h"

class Framebuffer final {
public:
    static const u32 POSITION = 1;
    static const u32 NORMAL = 2;
    static const u32 COLOR = 4;
    static const u32 RED = 8;
    static const u32 DEPTH24_STENCIL8 = 16;

    Framebuffer(u32 width, u32 height, u32 mode, int textureCompareFunc);
    ~Framebuffer();

    bool isValid() const;
    void bind() const;

    void resize(u32 width, u32 height) const;

    void bindPositionTexture(u32 textureUnit) const;
    void bindNormalTexture(u32 textureUnit) const;
    void bindColorTexture(u32 textureUnit) const;
    void bindRedTexture(u32 textureUnit) const;
    void bindDepthTexture(u32 textureUnit) const;

private:
    Framebuffer(const Framebuffer& other) = delete;
    Framebuffer(Framebuffer&& other) = delete;
    Framebuffer& operator=(const Framebuffer& other) = delete;
    Framebuffer& operator=(Framebuffer&& other) = delete;

    u32 mode;
    std::array<GLuint, 5> textures;
    GLuint buffer;
    bool valid;
};

#endif