OgreGLESRenderTexture.h
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00001 /*
00002 -----------------------------------------------------------------------------
00003 This source file is part of OGRE
00004     (Object-oriented Graphics Rendering Engine)
00005 For the latest info, see http://www.ogre3d.org/
00006 
00007 Copyright (c) 2008 Renato Araujo Oliveira Filho <renatox@gmail.com>
00008 Copyright (c) 2000-2012 Torus Knot Software Ltd
00009 
00010 Permission is hereby granted, free of charge, to any person obtaining a copy
00011 of this software and associated documentation files (the "Software"), to deal
00012 in the Software without restriction, including without limitation the rights
00013 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00014 copies of the Software, and to permit persons to whom the Software is
00015 furnished to do so, subject to the following conditions:
00016 
00017 The above copyright notice and this permission notice shall be included in
00018 all copies or substantial portions of the Software.
00019 
00020 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00021 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00022 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
00023 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00024 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00025 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
00026 THE SOFTWARE.
00027 -----------------------------------------------------------------------------
00028 */
00029 
00030 #ifndef __GLESRenderTexture_H__
00031 #define __GLESRenderTexture_H__
00032 
00033 #include "OgreGLESTexture.h"
00034 
00035 namespace Ogre {
00036     class GLESHardwarePixelBuffer;
00037 
00040     struct _OgreGLESExport GLESSurfaceDesc
00041     {
00042         public:
00043             GLESHardwarePixelBuffer *buffer;
00044             size_t zoffset;
00045             uint numSamples;
00046 
00047             GLESSurfaceDesc() :buffer(0), zoffset(0), numSamples(0) {}
00048     };
00049 
00052     class _OgreGLESExport GLESRenderTexture : public RenderTexture
00053     {
00054         public:
00055             GLESRenderTexture(const String &name, const GLESSurfaceDesc &target, bool writeGamma, uint fsaa);
00056             virtual ~GLESRenderTexture();
00057             bool requiresTextureFlipping() const { return true; }
00058     };
00059 
00062     class _OgreGLESExport GLESRTTManager : public Singleton<GLESRTTManager>
00063     {
00064         public:
00065             virtual ~GLESRTTManager();
00066 
00069             virtual RenderTexture *createRenderTexture(const String &name, const GLESSurfaceDesc &target, bool writeGamma, uint fsaa) = 0;
00070 
00073             virtual bool checkFormat(PixelFormat format) = 0;
00074 
00077             virtual void bind(RenderTarget *target) = 0;
00078 
00083             virtual void unbind(RenderTarget *target) = 0;
00084 
00085             virtual void getBestDepthStencil(GLenum internalFormat, GLenum *depthFormat, GLenum *stencilFormat)
00086             {
00087                 *depthFormat = GL_NONE;
00088                 *stencilFormat = GL_NONE;
00089             }
00090 
00093             virtual MultiRenderTarget* createMultiRenderTarget(const String & name);
00094 
00097             virtual PixelFormat getSupportedAlternative(PixelFormat format);
00098     };
00099 
00102     class GLESCopyingRTTManager;
00103     class _OgreGLESExport GLESCopyingRenderTexture : public GLESRenderTexture
00104     {
00105         public:
00106             GLESCopyingRenderTexture(GLESCopyingRTTManager *manager,
00107                                    const String &name,
00108                                    const GLESSurfaceDesc &target,
00109                                    bool writeGamma, uint fsaa);
00110 
00111             virtual void getCustomAttribute(const String& name, void* pData);
00112     };
00113 
00117     class _OgreGLESExport GLESCopyingRTTManager : public GLESRTTManager
00118     {
00119         public:
00120             GLESCopyingRTTManager();
00121             virtual ~GLESCopyingRTTManager();
00122 
00125             virtual RenderTexture *createRenderTexture(const String &name, const GLESSurfaceDesc &target, bool writeGamma, uint fsaa);
00126             
00129             virtual bool checkFormat(PixelFormat format);
00130 
00133             virtual void bind(RenderTarget *target);
00134 
00137             virtual void unbind(RenderTarget *target);
00138     };
00139 }
00140 
00141 #endif

Copyright © 2012 Torus Knot Software Ltd
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This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
Last modified Fri May 25 2012 21:48:50