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92 lines
3.6 KiB
C++
92 lines
3.6 KiB
C++
/*M///////////////////////////////////////////////////////////////////////////////////////
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//
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
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//
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// By downloading, copying, installing or using the software you agree to this license.
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// If you do not agree to this license, do not download, install,
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// copy or use the software.
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//
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//
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// License Agreement
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// For Open Source Computer Vision Library
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//
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// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
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// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
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// Third party copyrights are property of their respective owners.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// * Redistribution's of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// * Redistribution's in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// * The name of the copyright holders may not be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// This software is provided by the copyright holders and contributors "as is" and
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// any express or implied warranties, including, but not limited to, the implied
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// warranties of merchantability and fitness for a particular purpose are disclaimed.
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// In no event shall the Intel Corporation or contributors be liable for any direct,
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// indirect, incidental, special, exemplary, or consequential damages
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// (including, but not limited to, procurement of substitute goods or services;
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// loss of use, data, or profits; or business interruption) however caused
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// and on any theory of liability, whether in contract, strict liability,
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// or tort (including negligence or otherwise) arising in any way out of
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// the use of this software, even if advised of the possibility of such damage.
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//
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//M*/
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#ifndef OPENCV_GPU_TEXTURE_BINDER_HPP_
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#define OPENCV_GPU_TEXTURE_BINDER_HPP_
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#include "opencv2/gpu/devmem2d.hpp"
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#include <safe_call.hpp>
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namespace cv
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{
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namespace gpu
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{
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class TextureBinder
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{
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public:
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template<class T, enum cudaTextureReadMode readMode>
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TextureBinder(const PtrStepSz<T>& arr, const struct texture<T, 2, readMode>& tex) : texref(&tex)
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{
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cudaChannelFormatDesc desc = cudaCreateChannelDesc<T>();
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cudaSafeCall( cudaBindTexture2D(0, tex, arr.data, desc, arr.cols, arr.rows, arr.step) );
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}
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template<class T, enum cudaTextureReadMode readMode>
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TextureBinder(const PtrSz<T>& arr, const struct texture<T, 1, readMode> &tex) : texref(&tex)
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{
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cudaChannelFormatDesc desc = cudaCreateChannelDesc<T>();
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cudaSafeCall( cudaBindTexture(0, tex, arr.data, desc, arr.size * arr.elemSize()) );
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}
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template<class A, class T, enum cudaTextureReadMode readMode>
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TextureBinder(const A& arr, const struct texture<T, 2, readMode>& tex, const cudaChannelFormatDesc& desc) : texref(&tex)
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{
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cudaSafeCall( cudaBindTexture2D(0, tex, arr.data, desc, arr.cols, arr.rows, arr.step) );
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}
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~TextureBinder()
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{
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cudaSafeCall( cudaUnbindTexture(texref) );
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}
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private:
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const struct textureReference *texref;
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};
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}
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namespace device
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{
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using pcl::gpu::TextureBinder;
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}
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}
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#endif /* OPENCV_GPU_TEXTURE_BINDER_HPP_*/ |