/*
 * Copyright (c) Hisilicon Technologies Co., Ltd. 2019-2020. All rights reserved.
 * Description: Frame buffer object
 * Author:
 * Create: 2019-08-28
 */

#ifndef FBO_MANAGER_H
#define FBO_MANAGER_H

#include "Common.h"

namespace dolgles {
constexpr EGL_U32 FBO_HANDLE_INDEX = 0x00010000;
constexpr EGL_S32 MAX_FBO_NUM = 16;

class FBOManager {
public:
    FBOManager(EGL_S32 winWidth, EGL_S32 winHeight);
    ~FBOManager();
    EGL_S32 GLCreateFBO(EGL_U32 &fboHandleIndex, GLsizei width, GLsizei height, GLint format, bool isReset);
    void GLDestoryFBO(EGL_U32 fboHandleIndex);
    bool GetFBOInst(EGL_U32 fboHandleIndex, FrameBuffObject &fbo) const;
    void ClearFBOTex(const FrameBuffObject &fbo, const ColorRGBA &color) const;
    void UpdateSurfaceWidthHeight(EGL_S32 winWidth, EGL_S32 winHeight);

private:
    void InitFBO(FrameBuffObject &fbo) const;
    FrameBuffObject mFBO[MAX_FBO_NUM];
};
}; // namespace dolgles

#endif // end FBO_MANAGER_H