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 __GLESTexture_H__ 00031 #define __GLESTexture_H__ 00032 00033 #include "OgreGLESPrerequisites.h" 00034 #include "OgreGLESSupport.h" 00035 #include "OgrePlatform.h" 00036 #include "OgreRenderTexture.h" 00037 #include "OgreTexture.h" 00038 #include "OgreHardwarePixelBuffer.h" 00039 00040 namespace Ogre { 00041 class _OgreGLESExport GLESTexture : public Texture 00042 { 00043 public: 00044 // Constructor 00045 GLESTexture(ResourceManager* creator, const String& name, ResourceHandle handle, 00046 const String& group, bool isManual, ManualResourceLoader* loader, 00047 GLESSupport& support); 00048 00049 virtual ~GLESTexture(); 00050 00051 void createRenderTexture(); 00053 HardwarePixelBufferSharedPtr getBuffer(size_t face, size_t mipmap); 00054 00055 // Takes the OGRE texture type (1d/2d/3d/cube) and returns the appropriate GL one 00056 GLenum getGLESTextureTarget(void) const; 00057 00058 GLuint getGLID() const 00059 { 00060 return mTextureID; 00061 } 00062 00063 protected: 00065 void createInternalResourcesImpl(void); 00067 void prepareImpl(void); 00069 void unprepareImpl(void); 00071 void loadImpl(void); 00073 void freeInternalResourcesImpl(void); 00074 00080 void _createSurfaceList(); 00081 00083 typedef SharedPtr<std::vector<Image> > LoadedImages; 00084 00089 LoadedImages mLoadedImages; 00090 00091 private: 00092 GLuint mTextureID; 00093 GLESSupport& mGLSupport; 00094 00096 typedef std::vector<HardwarePixelBufferSharedPtr> SurfaceList; 00097 SurfaceList mSurfaceList; 00098 00099 }; 00100 00107 class _OgreGLESExport GLESTexturePtr : public SharedPtr<GLESTexture> 00108 { 00109 public: 00110 GLESTexturePtr() : SharedPtr<GLESTexture>() {} 00111 explicit GLESTexturePtr(GLESTexture* rep) : SharedPtr<GLESTexture>(rep) {} 00112 GLESTexturePtr(const GLESTexturePtr& r) : SharedPtr<GLESTexture>(r) {} 00113 00114 GLESTexturePtr(const ResourcePtr& r) : SharedPtr<GLESTexture>() 00115 { 00116 // lock & copy other mutex pointer 00117 OGRE_MUTEX_CONDITIONAL(r.OGRE_AUTO_MUTEX_NAME) 00118 { 00119 OGRE_LOCK_MUTEX(*r.OGRE_AUTO_MUTEX_NAME) 00120 OGRE_COPY_AUTO_SHARED_MUTEX(r.OGRE_AUTO_MUTEX_NAME) 00121 pRep = static_cast<GLESTexture*>(r.getPointer()); 00122 pUseCount = r.useCountPointer(); 00123 if (pUseCount) 00124 { 00125 ++(*pUseCount); 00126 } 00127 } 00128 } 00129 00130 GLESTexturePtr(const TexturePtr& r) : SharedPtr<GLESTexture>() 00131 { 00132 *this = r; 00133 } 00134 00136 GLESTexturePtr& operator=(const ResourcePtr& r) 00137 { 00138 if (pRep == static_cast<GLESTexture*>(r.getPointer())) 00139 { 00140 return *this; 00141 } 00142 release(); 00143 // lock & copy other mutex pointer 00144 OGRE_MUTEX_CONDITIONAL(r.OGRE_AUTO_MUTEX_NAME) 00145 { 00146 OGRE_LOCK_MUTEX(*r.OGRE_AUTO_MUTEX_NAME) 00147 OGRE_COPY_AUTO_SHARED_MUTEX(r.OGRE_AUTO_MUTEX_NAME) 00148 pRep = static_cast<GLESTexture*>(r.getPointer()); 00149 pUseCount = r.useCountPointer(); 00150 if (pUseCount) 00151 { 00152 ++(*pUseCount); 00153 } 00154 } 00155 else 00156 { 00157 // RHS must be a null pointer 00158 assert(r.isNull() && "RHS must be null if it has no mutex!"); 00159 setNull(); 00160 } 00161 return *this; 00162 } 00163 00165 GLESTexturePtr& operator=(const TexturePtr& r) 00166 { 00167 if (pRep == static_cast<GLESTexture*>(r.getPointer())) 00168 return *this; 00169 release(); 00170 // lock & copy other mutex pointer 00171 OGRE_MUTEX_CONDITIONAL(r.OGRE_AUTO_MUTEX_NAME) 00172 { 00173 OGRE_LOCK_MUTEX(*r.OGRE_AUTO_MUTEX_NAME) 00174 OGRE_COPY_AUTO_SHARED_MUTEX(r.OGRE_AUTO_MUTEX_NAME) 00175 pRep = static_cast<GLESTexture*>(r.getPointer()); 00176 pUseCount = r.useCountPointer(); 00177 if (pUseCount) 00178 { 00179 ++(*pUseCount); 00180 } 00181 } 00182 else 00183 { 00184 // RHS must be a null pointer 00185 assert(r.isNull() && "RHS must be null if it has no mutex!"); 00186 setNull(); 00187 } 00188 return *this; 00189 } 00190 }; 00191 } 00192 00193 #endif
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Last modified Fri May 25 2012 21:48:50