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#ifndef __ASURA_ENGINE_CANVAS_H__
#define __ASURA_ENGINE_CANVAS_H__
#include <Scripting/Luax.hpp>
#include "GL.h"
#include "SimClass.h"
#include "Texture.h"
#include "RenderTarget.h"
namespace AsuraEngine
{
namespace Graphics
{
///
/// CanvasҲԳΪrender textureҲΪtextureȾ
///
class Canvas final : public Texture, public RenderTarget, public SimClass
{
public:
Canvas();
///
/// render textureĴС
///
void Init(uint w, uint h);
///
/// canvasΪ
///
void Bind();
///
/// Ϊǻscreen
///
void Unbind();
void Render(int x, int y, int sx, int sy, int ox, int oy, int r) override;
void Render(const Math::Rect& quad, int x, int y, int sx, int sy, int ox, int oy, int r) override;
//----------------------------------------------------------------------------------------------------------
LUAX_DECL_FACTORY(SimCanvas);
LUAX_DECL_METHOD(l_Bind);
LUAX_DECL_METHOD(l_Unbind);
//----------------------------------------------------------------------------------------------------------
private:
///
/// Frame buffer object id.
///
GLuint mFBO;
};
///
/// CanvasΪRenderTexture
///
using RenderTexture = Canvas;
}
}
#endif
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