/usr/include/cegui-0.8.7/CEGUI/RendererModules/OpenGL/GL3FBOTextureTarget.h is in libcegui-mk2-dev 0.8.7-1.3+b2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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created: Wed, 8th Feb 2012
author: Lukas E Meindl (based on code by Paul D Turner)
*************************************************************************/
/***************************************************************************
* Copyright (C) 2004 - 2012 Paul D Turner & The CEGUI Development Team
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
***************************************************************************/
#ifndef _CEGUIOpenGL3FBOTextureTarget_h_
#define _CEGUIOpenGL3FBOTextureTarget_h_
#include "CEGUI/RendererModules/OpenGL/TextureTarget.h"
#include "CEGUI/RendererModules/OpenGL/GL.h"
#include "../../Rect.h"
#if defined(_MSC_VER)
# pragma warning(push)
# pragma warning(disable : 4250)
#endif
// Start of CEGUI namespace section
namespace CEGUI
{
class OpenGL3Texture;
class OpenGL3Renderer;
//! ~OpenGL3FBOTextureTarget - allows rendering to an OpenGL texture via FBO.
class OPENGL_GUIRENDERER_API OpenGL3FBOTextureTarget : public OpenGLTextureTarget
{
public:
OpenGL3FBOTextureTarget(OpenGL3Renderer& owner);
virtual ~OpenGL3FBOTextureTarget();
// overrides from OpenGL3RenderTarget
void activate();
void deactivate();
// implementation of TextureTarget interface
void clear();
void declareRenderSize(const Sizef& sz);
// specialise functions from OpenGL3TextureTarget
void grabTexture();
void restoreTexture();
protected:
//! default size of created texture objects
static const float DEFAULT_SIZE;
//! allocate and set up the texture used with the FBO.
void initialiseRenderTexture();
//! resize the texture
void resizeRenderTexture();
//! Checks for OpenGL framebuffer completeness
void checkFramebufferStatus();
//! Frame buffer object.
GLuint d_frameBuffer;
//! Frame buffer object that was bound before we bound this one
GLuint d_previousFrameBuffer;
};
} // End of CEGUI namespace section
#if defined(_MSC_VER)
# pragma warning(pop)
#endif
#endif // end of guard _CEGUIOpenGLFBOTextureTarget_h_
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