inline void setUnfocusTexture(RenderTexture *texture)
{ _unfocus_texture = texture; }
inline RenderTexture *getUnfocusTexture(void) const
{ return _unfocus_texture; }
inline void setUnfocusTexture(RenderTexture *texture)
{ _unfocus_texture = texture; }
inline RenderTexture *getUnfocusTexture(void) const
{ return _unfocus_texture; }