OgreGLRenderTexture.h

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/*
-----------------------------------------------------------------------------
This source file is part of OGRE
    (Object-oriented Graphics Rendering Engine)
For the latest info, see http://www.ogre3d.org/

Copyright (c) 2000-2005 The OGRE Team
Also see acknowledgements in Readme.html

This program is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.

This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place - Suite 330, Boston, MA 02111-1307, USA, or go to
http://www.gnu.org/copyleft/lesser.txt.
-----------------------------------------------------------------------------
*/

#ifndef __GLRENDERTEXTURE_H__
#define __GLRENDERTEXTURE_H__

#include "OgreGLTexture.h"

namespace Ogre {
    struct GLSurfaceDesc
    {
    public:
        GLHardwarePixelBuffer *buffer;
        size_t zoffset;
    };
    
    class GLRenderTexture: public RenderTexture
    {
    public:
        GLRenderTexture(const String &name, const GLSurfaceDesc &target);
        virtual ~GLRenderTexture();
        
        bool requiresTextureFlipping() const { return true; }
    };
    
    class GLRTTManager: public Singleton<GLRTTManager>
    {
    public:
        virtual ~GLRTTManager();
        
        virtual RenderTexture *createRenderTexture(const String &name, const GLSurfaceDesc &target) = 0;
        
        virtual bool checkFormat(PixelFormat format) = 0;
        
        virtual void bind(RenderTarget *target) = 0;
        
        virtual void unbind(RenderTarget *target) = 0;

        virtual MultiRenderTarget* createMultiRenderTarget(const String & name);
        
        virtual PixelFormat getSupportedAlternative(PixelFormat format);
    };
    
    class GLCopyingRTTManager;
    class GLCopyingRenderTexture: public GLRenderTexture
    {
    public:
        GLCopyingRenderTexture(GLCopyingRTTManager *manager, const String &name, const GLSurfaceDesc &target);
        
        virtual void getCustomAttribute(const String& name, void* pData);
    };
    
    class GLCopyingRTTManager: public GLRTTManager
    {
    public:
        GLCopyingRTTManager();
        virtual ~GLCopyingRTTManager();
        
        virtual RenderTexture *createRenderTexture(const String &name, const GLSurfaceDesc &target);
        
        virtual bool checkFormat(PixelFormat format);
        
        virtual void bind(RenderTarget *target);
        
        virtual void unbind(RenderTarget *target);
    };
}

#endif // __GLTEXTURE_H__

---

Copyright © 2000-2005 by The OGRE Team

This work is licensed under a Creative Commons Attribution-ShareAlike 2.5 License.
Last modified Sun Mar 12 14:37:41 2006