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 __D3D11PIXELBUFFER_H__ 00029 #define __D3D11PIXELBUFFER_H__ 00030 00031 #include "OgreD3D11Prerequisites.h" 00032 #include "OgreHardwarePixelBuffer.h" 00033 #include "OgreD3D11Driver.h" 00034 00035 namespace Ogre { 00036 00037 class D3D11HardwarePixelBuffer: public HardwarePixelBuffer 00038 { 00039 protected: 00041 PixelBox lockImpl(const Image::Box lockBox, LockOptions options); 00042 00044 void unlockImpl(void); 00045 00047 D3D11Device & mDevice; 00048 00049 D3D11Texture * mParentTexture; 00050 size_t mSubresourceIndex; 00051 00052 // if the usage is static - alloc at lock then use device UpdateSubresource when unlock and free memory 00053 int8 * mDataForStaticUsageLock; 00054 00055 size_t mFace; 00056 00057 Image::Box mLockBox; 00058 PixelBox mCurrentLock; 00059 00060 D3D11_BOX OgreImageBoxToDx11Box(const Image::Box &inBox) const; 00061 00063 void fromD3DLock(PixelBox &rval, const DXGI_MAPPED_RECT &lrect); 00064 00066 typedef vector<RenderTexture*>::type SliceTRT; 00067 SliceTRT mSliceTRT; 00068 public: 00069 D3D11HardwarePixelBuffer(D3D11Texture * parentTexture, D3D11Device & device, size_t subresourceIndex, 00070 size_t width, size_t height, size_t depth, size_t face, PixelFormat format, HardwareBuffer::Usage usage); 00071 00073 void blit(const HardwarePixelBufferSharedPtr &src, const Image::Box &srcBox, const Image::Box &dstBox); 00074 00076 void blitFromMemory(const PixelBox &src, const Image::Box &dstBox); 00077 00079 void blitToMemory(const Image::Box &srcBox, const PixelBox &dst); 00080 00082 void _genMipmaps(); 00083 00084 00085 ~D3D11HardwarePixelBuffer(); 00086 00088 RenderTexture *getRenderTarget(size_t zoffset); 00089 00091 virtual void _clearSliceRTT(size_t zoffset) 00092 { 00093 if (mSliceTRT.size() > zoffset) 00094 { 00095 mSliceTRT[zoffset] = 0; 00096 } 00097 } 00098 00099 D3D11Texture * getParentTexture() const; 00100 size_t getSubresourceIndex() const; 00101 size_t getFace() const; 00102 }; 00103 }; 00104 #endif
Copyright © 2012 Torus Knot Software Ltd
This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
Last modified Fri May 25 2012 21:48:49