OgreD3D11HardwareBuffer.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 __D3D11HARDWAREBUFFER_H__
    00029 #define __D3D11HARDWAREBUFFER_H__
    00030
    00031 #include "OgreD3D11Prerequisites.h"
    00032 #include "OgreHardwareBuffer.h"
    00033
    00034 namespace Ogre {
    00035
    00036
    00040     class D3D11HardwareBuffer : public HardwareBuffer
    00041     {
    00042     public:
    00043         enum BufferType
    00044         {
    00045             VERTEX_BUFFER,
    00046             INDEX_BUFFER
    00047         };
    00048     protected:
    00049         ID3D11Buffer* mlpD3DBuffer;
    00050         bool mUseTempStagingBuffer;
    00051         D3D11HardwareBuffer* mpTempStagingBuffer;
    00052         bool mStagingUploadNeeded;
    00053         BufferType mBufferType;
    00054         D3D11Device & mDevice;
    00055         D3D11_BUFFER_DESC mDesc;
    00056
    00057
    00058
    00060         void* lockImpl(size_t offset, size_t length, LockOptions options);
    00062         void unlockImpl(void);
    00063
    00064     public:
    00065         D3D11HardwareBuffer(BufferType btype, size_t sizeBytes, HardwareBuffer::Usage usage,
    00066             D3D11Device & device, bool useSystemMem, bool useShadowBuffer, bool streamOut);
    00067         ~D3D11HardwareBuffer();
    00069         void readData(size_t offset, size_t length, void* pDest);
    00071         void writeData(size_t offset, size_t length, const void* pSource,
    00072             bool discardWholeBuffer = false);
    00074         void copyData(HardwareBuffer& srcBuffer, size_t srcOffset,
    00075             size_t dstOffset, size_t length, bool discardWholeBuffer = false);
    00076
    00078         ID3D11Buffer* getD3DBuffer(void) { return mlpD3DBuffer; }
    00079     };
    00080
    00081
    00082 }
    00083
    00084
    00085
    00086 #endif
    00087

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