OgreD3D11HardwareIndexBuffer.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 #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
This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
Last modified Sun Sep 2 2012 07:27:21