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Merge pull request opencv#1083 from jet47:cuda-device-layer
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Roman Donchenko authored and OpenCV Buildbot committed Jul 5, 2013
2 parents 4d45b3e + 31d55af commit 2f8be2a
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36 changes: 36 additions & 0 deletions modules/cudev/CMakeLists.txt
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if(NOT HAVE_CUDA)
ocv_module_disable(cudev)
endif()

set(the_description "CUDA device layer")

ocv_warnings_disable(CMAKE_CXX_FLAGS /wd4189 /wd4505 -Wundef -Wmissing-declarations -Wunused-function -Wunused-variable)

ocv_add_module(cudev)

file(GLOB_RECURSE lib_hdrs "include/opencv2/*.hpp")

add_custom_target(${the_module} SOURCES ${lib_hdrs})

if(ENABLE_SOLUTION_FOLDERS)
set_target_properties(${the_module} PROPERTIES FOLDER "modules")
endif()

foreach(var CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_RELEASE CMAKE_CXX_FLAGS_DEBUG)
# we remove /EHa as it generates warnings under windows
string(REPLACE "/EHa" "" ${var} "${${var}}")

# we remove -ggdb3 flag as it leads to preprocessor errors when compiling CUDA files (CUDA 4.1)
string(REPLACE "-ggdb3" "" ${var} "${${var}}")

# we remove -Wsign-promo as it generates warnings under linux
string(REPLACE "-Wsign-promo" "" ${var} "${${var}}")

# we remove -fvisibility-inlines-hidden because it's used for C++ compiler
# but NVCC uses C compiler by default
string(REPLACE "-fvisibility-inlines-hidden" "" ${var} "${${var}}")
endforeach()

if(BUILD_TESTS)
add_subdirectory(test)
endif()
112 changes: 112 additions & 0 deletions modules/cudev/include/opencv2/cudev.hpp
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/*M///////////////////////////////////////////////////////////////////////////////////////
//
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
//
// By downloading, copying, installing or using the software you agree to this license.
// If you do not agree to this license, do not download, install,
// copy or use the software.
//
//
// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
// Copyright (C) 2013, OpenCV Foundation, all rights reserved.
// Third party copyrights are property of their respective owners.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistribution's of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// * Redistribution's in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// * The name of the copyright holders may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// This software is provided by the copyright holders and contributors "as is" and
// any express or implied warranties, including, but not limited to, the implied
// warranties of merchantability and fitness for a particular purpose are disclaimed.
// In no event shall the Intel Corporation or contributors be liable for any direct,
// indirect, incidental, special, exemplary, or consequential damages
// (including, but not limited to, procurement of substitute goods or services;
// loss of use, data, or profits; or business interruption) however caused
// and on any theory of liability, whether in contract, strict liability,
// or tort (including negligence or otherwise) arising in any way out of
// the use of this software, even if advised of the possibility of such damage.
//
//M*/

#pragma once

#ifndef __OPENCV_CUDEV_HPP__
#define __OPENCV_CUDEV_HPP__

#include "cudev/common.hpp"

#include "cudev/util/atomic.hpp"
#include "cudev/util/limits.hpp"
#include "cudev/util/saturate_cast.hpp"
#include "cudev/util/simd_functions.hpp"
#include "cudev/util/tuple.hpp"
#include "cudev/util/type_traits.hpp"
#include "cudev/util/vec_math.hpp"
#include "cudev/util/vec_traits.hpp"

#include "cudev/functional/color_cvt.hpp"
#include "cudev/functional/functional.hpp"
#include "cudev/functional/tuple_adapter.hpp"

#include "cudev/warp/reduce.hpp"
#include "cudev/warp/scan.hpp"
#include "cudev/warp/shuffle.hpp"
#include "cudev/warp/warp.hpp"

#include "cudev/block/block.hpp"
#include "cudev/block/dynamic_smem.hpp"
#include "cudev/block/reduce.hpp"
#include "cudev/block/scan.hpp"
#include "cudev/block/vec_distance.hpp"

#include "cudev/grid/copy.hpp"
#include "cudev/grid/glob_reduce.hpp"
#include "cudev/grid/histogram.hpp"
#include "cudev/grid/integral.hpp"
#include "cudev/grid/pyramids.hpp"
#include "cudev/grid/reduce_to_vec.hpp"
#include "cudev/grid/split_merge.hpp"
#include "cudev/grid/transform.hpp"
#include "cudev/grid/transpose.hpp"

#include "cudev/ptr2d/constant.hpp"
#include "cudev/ptr2d/deriv.hpp"
#include "cudev/ptr2d/extrapolation.hpp"
#include "cudev/ptr2d/glob.hpp"
#include "cudev/ptr2d/gpumat.hpp"
#include "cudev/ptr2d/interpolation.hpp"
#include "cudev/ptr2d/lut.hpp"
#include "cudev/ptr2d/mask.hpp"
#include "cudev/ptr2d/remap.hpp"
#include "cudev/ptr2d/resize.hpp"
#include "cudev/ptr2d/texture.hpp"
#include "cudev/ptr2d/traits.hpp"
#include "cudev/ptr2d/transform.hpp"
#include "cudev/ptr2d/warping.hpp"
#include "cudev/ptr2d/zip.hpp"

#include "cudev/expr/binary_func.hpp"
#include "cudev/expr/binary_op.hpp"
#include "cudev/expr/color.hpp"
#include "cudev/expr/deriv.hpp"
#include "cudev/expr/expr.hpp"
#include "cudev/expr/per_element_func.hpp"
#include "cudev/expr/reduction.hpp"
#include "cudev/expr/unary_func.hpp"
#include "cudev/expr/unary_op.hpp"
#include "cudev/expr/warping.hpp"

#endif
127 changes: 127 additions & 0 deletions modules/cudev/include/opencv2/cudev/block/block.hpp
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/*M///////////////////////////////////////////////////////////////////////////////////////
//
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
//
// By downloading, copying, installing or using the software you agree to this license.
// If you do not agree to this license, do not download, install,
// copy or use the software.
//
//
// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
// Copyright (C) 2013, OpenCV Foundation, all rights reserved.
// Third party copyrights are property of their respective owners.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistribution's of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// * Redistribution's in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// * The name of the copyright holders may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// This software is provided by the copyright holders and contributors "as is" and
// any express or implied warranties, including, but not limited to, the implied
// warranties of merchantability and fitness for a particular purpose are disclaimed.
// In no event shall the Intel Corporation or contributors be liable for any direct,
// indirect, incidental, special, exemplary, or consequential damages
// (including, but not limited to, procurement of substitute goods or services;
// loss of use, data, or profits; or business interruption) however caused
// and on any theory of liability, whether in contract, strict liability,
// or tort (including negligence or otherwise) arising in any way out of
// the use of this software, even if advised of the possibility of such damage.
//
//M*/

#pragma once

#ifndef __OPENCV_CUDEV_BLOCK_BLOCK_HPP__
#define __OPENCV_CUDEV_BLOCK_BLOCK_HPP__

#include "../common.hpp"

namespace cv { namespace cudev {

struct Block
{
__device__ __forceinline__ static uint blockId()
{
return (blockIdx.z * gridDim.y + blockIdx.y) * gridDim.x + blockIdx.x;
}

__device__ __forceinline__ static uint blockSize()
{
return blockDim.x * blockDim.y * blockDim.z;
}

__device__ __forceinline__ static uint threadLineId()
{
return (threadIdx.z * blockDim.y + threadIdx.y) * blockDim.x + threadIdx.x;
}
};

template <class It, typename T>
__device__ __forceinline__ static void blockFill(It beg, It end, const T& value)
{
uint STRIDE = Block::blockSize();
It t = beg + Block::threadLineId();

for(; t < end; t += STRIDE)
*t = value;
}

template <class OutIt, typename T>
__device__ __forceinline__ static void blockYota(OutIt beg, OutIt end, T value)
{
uint STRIDE = Block::blockSize();
uint tid = Block::threadLineId();
value += tid;

for(OutIt t = beg + tid; t < end; t += STRIDE, value += STRIDE)
*t = value;
}

template <class InIt, class OutIt>
__device__ __forceinline__ static void blockCopy(InIt beg, InIt end, OutIt out)
{
uint STRIDE = Block::blockSize();
InIt t = beg + Block::threadLineId();
OutIt o = out + (t - beg);

for(; t < end; t += STRIDE, o += STRIDE)
*o = *t;
}

template <class InIt, class OutIt, class UnOp>
__device__ __forceinline__ static void blockTransfrom(InIt beg, InIt end, OutIt out, const UnOp& op)
{
uint STRIDE = Block::blockSize();
InIt t = beg + Block::threadLineId();
OutIt o = out + (t - beg);

for(; t < end; t += STRIDE, o += STRIDE)
*o = op(*t);
}

template <class InIt1, class InIt2, class OutIt, class BinOp>
__device__ __forceinline__ static void blockTransfrom(InIt1 beg1, InIt1 end1, InIt2 beg2, OutIt out, const BinOp& op)
{
uint STRIDE = Block::blockSize();
InIt1 t1 = beg1 + Block::threadLineId();
InIt2 t2 = beg2 + Block::threadLineId();
OutIt o = out + (t1 - beg1);

for(; t1 < end1; t1 += STRIDE, t2 += STRIDE, o += STRIDE)
*o = op(*t1, *t2);
}
}}

#endif
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