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 __GLESDefaultHardwareBufferManager_H__ 00031 #define __GLESDefaultHardwareBufferManager_H__ 00032 00033 #include "OgreGLESPrerequisites.h" 00034 #include "OgreHardwareBufferManager.h" 00035 #include "OgreHardwareVertexBuffer.h" 00036 #include "OgreHardwareIndexBuffer.h" 00037 00038 namespace Ogre { 00040 class _OgreGLESExport GLESDefaultHardwareVertexBuffer : public HardwareVertexBuffer 00041 { 00042 protected: 00043 unsigned char* mData; 00045 void* lockImpl(size_t offset, size_t length, LockOptions options); 00047 void unlockImpl(void); 00048 00049 public: 00050 GLESDefaultHardwareVertexBuffer(size_t vertexSize, size_t numVertices, 00051 HardwareBuffer::Usage usage); 00052 GLESDefaultHardwareVertexBuffer(HardwareBufferManagerBase* mgr, size_t vertexSize, size_t numVertices, 00053 HardwareBuffer::Usage usage); 00054 virtual ~GLESDefaultHardwareVertexBuffer(); 00056 void readData(size_t offset, size_t length, void* pDest); 00058 void writeData(size_t offset, size_t length, const void* pSource, 00059 bool discardWholeBuffer = false); 00061 void* lock(size_t offset, size_t length, LockOptions options); 00063 void unlock(void); 00064 00065 void* getDataPtr(size_t offset) const { return (void*)(mData + offset); } 00066 }; 00067 00069 class _OgreGLESExport GLESDefaultHardwareIndexBuffer : public HardwareIndexBuffer 00070 { 00071 protected: 00072 unsigned char* mData; 00074 void* lockImpl(size_t offset, size_t length, LockOptions options); 00076 void unlockImpl(void); 00077 00078 public: 00079 GLESDefaultHardwareIndexBuffer(IndexType idxType, size_t numIndexes, HardwareBuffer::Usage usage); 00080 virtual ~GLESDefaultHardwareIndexBuffer(); 00082 void readData(size_t offset, size_t length, void* pDest); 00084 void writeData(size_t offset, size_t length, const void* pSource, 00085 bool discardWholeBuffer = false); 00087 void* lock(size_t offset, size_t length, LockOptions options); 00089 void unlock(void); 00090 00091 void* getDataPtr(size_t offset) const { return (void*)(mData + offset); } 00092 }; 00093 00101 class _OgreGLESExport GLESDefaultHardwareBufferManagerBase : public HardwareBufferManagerBase 00102 { 00103 public: 00104 GLESDefaultHardwareBufferManagerBase(); 00105 virtual ~GLESDefaultHardwareBufferManagerBase(); 00107 HardwareVertexBufferSharedPtr 00108 createVertexBuffer(size_t vertexSize, size_t numVerts, 00109 HardwareBuffer::Usage usage, bool useShadowBuffer = false); 00111 HardwareIndexBufferSharedPtr 00112 createIndexBuffer(HardwareIndexBuffer::IndexType itype, size_t numIndexes, 00113 HardwareBuffer::Usage usage, bool useShadowBuffer = false); 00115 RenderToVertexBufferSharedPtr createRenderToVertexBuffer(void); 00116 }; 00117 00119 class _OgreGLESExport GLESDefaultHardwareBufferManager : public HardwareBufferManager 00120 { 00121 public: 00122 GLESDefaultHardwareBufferManager() 00123 : HardwareBufferManager(OGRE_NEW GLESDefaultHardwareBufferManagerBase()) 00124 { 00125 00126 } 00127 ~GLESDefaultHardwareBufferManager() 00128 { 00129 OGRE_DELETE mImpl; 00130 } 00131 }; 00132 } 00133 00134 #endif
Copyright © 2012 Torus Knot Software Ltd
This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
Last modified Sun Sep 2 2012 07:27:21