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 #ifndef __D3D11HARDWAREINDEXBUFFER_H__ 00029 #define __D3D11HARDWAREINDEXBUFFER_H__ 00030 00031 #include "OgreD3D11Prerequisites.h" 00032 #include "OgreHardwareIndexBuffer.h" 00033 00034 00035 namespace Ogre { 00036 00037 00038 class D3D11HardwareIndexBuffer : public HardwareIndexBuffer 00039 { 00040 protected: 00041 D3D11HardwareBuffer* mBufferImpl; 00042 // have to implement these, but do nothing as overridden lock/unlock 00043 void* lockImpl(size_t offset, size_t length, LockOptions options) {return 0;} 00044 void unlockImpl(void) {} 00045 00046 public: 00047 D3D11HardwareIndexBuffer(HardwareBufferManagerBase* mgr, IndexType idxType, size_t numIndexes, 00048 HardwareBuffer::Usage usage, D3D11Device & device, bool useSystemMem, bool useShadowBuffer); 00049 ~D3D11HardwareIndexBuffer(); 00050 00051 // override all data-gathering methods 00052 void* lock(size_t offset, size_t length, LockOptions options); 00053 void unlock(void); 00054 void readData(size_t offset, size_t length, void* pDest); 00055 void writeData(size_t offset, size_t length, const void* pSource, 00056 bool discardWholeBuffer = false); 00057 00058 void copyData(HardwareBuffer& srcBuffer, size_t srcOffset, 00059 size_t dstOffset, size_t length, bool discardWholeBuffer = false); 00060 bool isLocked(void) const; 00061 00063 bool releaseIfDefaultPool(void); 00065 bool recreateIfDefaultPool(D3D11Device & device); 00066 00068 ID3D11Buffer * getD3DIndexBuffer(void) const; 00069 00070 00071 00072 00073 00074 }; 00075 00076 00077 } 00078 00079 00080 00081 #endif 00082
Copyright © 2012 Torus Knot Software Ltd
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Last modified Fri May 25 2012 21:48:49