OgreGLES2RenderTexture.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) 2000-2012 Torus Knot Software Ltd
00008 
00009 Permission is hereby granted, free of charge, to any person obtaining a copy
00010 of this software and associated documentation files (the "Software"), to deal
00011 in the Software without restriction, including without limitation the rights
00012 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00013 copies of the Software, and to permit persons to whom the Software is
00014 furnished to do so, subject to the following conditions:
00015 
00016 The above copyright notice and this permission notice shall be included in
00017 all copies or substantial portions of the Software.
00018 
00019 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00020 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00021 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
00022 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00023 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00024 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
00025 THE SOFTWARE.
00026 -----------------------------------------------------------------------------
00027 */
00028 
00029 #ifndef __GLES2RenderTexture_H__
00030 #define __GLES2RenderTexture_H__
00031 
00032 #include "OgreGLES2Texture.h"
00033 
00034 namespace Ogre {
00035     class GLES2HardwarePixelBuffer;
00036 
00039     struct _OgreGLES2Export GLES2SurfaceDesc
00040     {
00041         public:
00042             GLES2HardwarePixelBuffer *buffer;
00043             size_t zoffset;
00044             uint numSamples;
00045 
00046             GLES2SurfaceDesc() :buffer(0), zoffset(0), numSamples(0) {}
00047     };
00048 
00051     class _OgreGLES2Export GLES2RenderTexture : public RenderTexture
00052     {
00053         public:
00054             GLES2RenderTexture(const String &name, const GLES2SurfaceDesc &target, bool writeGamma, uint fsaa);
00055             virtual ~GLES2RenderTexture();
00056             bool requiresTextureFlipping() const { return true; }
00057     };
00058 
00061     class _OgreGLES2Export GLES2RTTManager : public Singleton<GLES2RTTManager>
00062     {
00063         public:
00064             virtual ~GLES2RTTManager();
00065 
00068             virtual RenderTexture *createRenderTexture(const String &name, const GLES2SurfaceDesc &target, bool writeGamma, uint fsaa) = 0;
00069 
00072             virtual bool checkFormat(PixelFormat format) = 0;
00073 
00076             virtual void bind(RenderTarget *target) = 0;
00077 
00082             virtual void unbind(RenderTarget *target) = 0;
00083 
00084             virtual void getBestDepthStencil(GLenum internalFormat, GLenum *depthFormat, GLenum *stencilFormat)
00085             {
00086                 *depthFormat = GL_NONE;
00087                 *stencilFormat = GL_NONE;
00088             }
00089 
00092             virtual MultiRenderTarget* createMultiRenderTarget(const String & name);
00093 
00096             virtual PixelFormat getSupportedAlternative(PixelFormat format);
00097     };
00098 
00101     class GLES2CopyingRTTManager;
00102     class _OgreGLES2Export GLES2CopyingRenderTexture : public GLES2RenderTexture
00103     {
00104         public:
00105             GLES2CopyingRenderTexture(GLES2CopyingRTTManager *manager,
00106                                    const String &name,
00107                                    const GLES2SurfaceDesc &target,
00108                                    bool writeGamma, uint fsaa);
00109 
00110             virtual void getCustomAttribute(const String& name, void* pData);
00111     };
00112 
00116     class _OgreGLES2Export GLES2CopyingRTTManager : public GLES2RTTManager
00117     {
00118         public:
00119             GLES2CopyingRTTManager();
00120             virtual ~GLES2CopyingRTTManager();
00121 
00124             virtual RenderTexture *createRenderTexture(const String &name, const GLES2SurfaceDesc &target, bool writeGamma, uint fsaa);
00125             
00128             virtual bool checkFormat(PixelFormat format);
00129 
00132             virtual void bind(RenderTarget *target);
00133 
00136             virtual void unbind(RenderTarget *target);
00137     };
00138 }
00139 
00140 #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