frame_buffer_object.h

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#ifndef H_GEOGRAM_GFX_BASIC_FBO_H
#define H_GEOGRAM_GFX_BASIC_FBO_H
 
#include <geogram_gfx/basic/common.h>
 
namespace GEO {
 
    class GEOGRAM_GFX_API FrameBufferObject {
    public:
    FrameBufferObject();
 
    ~FrameBufferObject();
 
    bool initialize(
        index_t width_in,
        index_t height_in,
        bool with_depth_buffer,
        GLint internal_storage,
        bool mipmaps = false
    );
 
    void resize(index_t new_width, index_t new_height);
 
    void bind_as_texture();
 
    void bind_depth_buffer_as_texture();
 
    void bind_as_framebuffer();
 
 
    bool is_bound_as_framebuffer() const;
 
    void unbind();
 
 
    bool initialized() {
        return (frame_buffer_id != 0);
    }
 
    GLuint frame_buffer_id;
 
    GLuint depth_buffer_id;
 
    GLuint offscreen_id;
 
    index_t width;
 
    index_t height;
 
    GLint internal_storage;
 
    GLuint previous_frame_buffer_id;
    };
 
}
 
#endif