Added files for implementation of operations SetTo()

modules/gpu/CMakeLists.txt

@@ -1,4 +1,3 @@
-
 set(name "gpu")
 set(DEPS "opencv_core")
 

modules/gpu/cuda/cuda_shared.hpp

@@ -60,6 +60,9 @@ namespace cv
             static inline int divUp(int a, int b) { return (a % b == 0) ? a/b : a/b + 1; }
 
             extern "C" void stereoBM_GPU(const DevMem2D& left, const DevMem2D& right, DevMem2D& disp, int maxdisp, DevMem2D_<uint>& minSSD_buf);
+
+            extern "C" void set_to_without_mask (const DevMem2D& mat, const double * scalar, int depth, int channels);
+            extern "C" void set_to_with_mask    (const DevMem2D& mat, const double * scalar, const DevMem2D& mask, int depth, int channels);
         }
     }
 }

modules/gpu/cuda/mat_operators.cu

@@ -0,0 +1,93 @@
+/*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.
+// 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*/
+
+#include "cuda_shared.hpp"
+#include "cuda_runtime.h"
+
+__constant__ float scalar_d[4];
+
+namespace mat_operators
+{
+    template <typename T, int channels>
+    __global__ void kernel_set_to_without_mask(T * mat)
+    {
+        int i = blockIdx.x * blockDim.x + threadIdx.x;
+        mat[i * sizeof(T)] = static_cast<T>(scalar_d[i % channels]);
+    }
+}
+
+
+extern "C" void cv::gpu::impl::set_to_with_mask(const DevMem2D& mat, const double * scalar, const DevMem2D& mask, int depth, int channels)
+{
+
+}
+
+extern "C" void cv::gpu::impl::set_to_without_mask(const DevMem2D& mat, const double * scalar, int depth, int channels)
+{
+    scalar_d[0] = scalar[0];
+    scalar_d[1] = scalar[1];
+    scalar_d[2] = scalar[2];
+    scalar_d[3] = scalar[3];
+
+    int numBlocks = mat.rows * mat.step / 256;
+
+    dim3 threadsPerBlock(256);
+
+    if (channels == 1)
+    {
+        if (depth == 1) ::mat_operators::kernel_set_to_without_mask<unsigned char,  1><<<numBlocks,threadsPerBlock>>>(mat.ptr);
+        if (depth == 2) ::mat_operators::kernel_set_to_without_mask<unsigned short, 1><<<numBlocks,threadsPerBlock>>>((unsigned short *)mat.ptr);
+        if (depth == 4) ::mat_operators::kernel_set_to_without_mask<unsigned int,   1><<<numBlocks,threadsPerBlock>>>((unsigned int *)mat.ptr);
+    }
+    if (channels == 2)
+    {
+        if (depth == 1) ::mat_operators::kernel_set_to_without_mask<unsigned char,  2><<<numBlocks,threadsPerBlock>>>(mat.ptr);
+        if (depth == 2) ::mat_operators::kernel_set_to_without_mask<unsigned short, 2><<<numBlocks,threadsPerBlock>>>((unsigned short *)mat.ptr);
+        if (depth == 4) ::mat_operators::kernel_set_to_without_mask<unsigned int,   2><<<numBlocks,threadsPerBlock>>>((unsigned int *)mat.ptr);
+    }
+    if (channels == 3)
+    {
+        if (depth == 1) ::mat_operators::kernel_set_to_without_mask<unsigned char,  3><<<numBlocks,threadsPerBlock>>>(mat.ptr);
+        if (depth == 2) ::mat_operators::kernel_set_to_without_mask<unsigned short, 3><<<numBlocks,threadsPerBlock>>>((unsigned short *)mat.ptr);
+        if (depth == 4) ::mat_operators::kernel_set_to_without_mask<unsigned int,   3><<<numBlocks,threadsPerBlock>>>((unsigned int *)mat.ptr);
+    }
+}

modules/gpu/src/cudastream.cpp

@@ -41,13 +41,13 @@
 //M*/
 
 #include "precomp.hpp"
-#include "opencv2/gpu/stream_access.hpp"
+//#include "opencv2/gpu/stream_access.hpp"
 
 using namespace cv;
 using namespace cv::gpu;
 
 
-cv::gpu::CudaStream::CudaStream() : impl( (Impl*)fastMalloc(sizeof(Impl)) )
+cv::gpu::CudaStream::CudaStream() //: impl( (Impl*)fastMalloc(sizeof(Impl)) )
 {
     //cudaSafeCall( cudaStreamCreate( &impl->stream) );
 }

modules/gpu/src/gpumat.cpp

@@ -79,15 +79,31 @@ void GpuMat::convertTo( GpuMat& /*m*/, int /*rtype*/, double /*alpha*/, double /
     CV_Assert(!"Not implemented");
 }
 
-GpuMat& GpuMat::operator = (const Scalar& /*s*/)
+GpuMat& GpuMat::operator = (const Scalar& s)
 {
     CV_Assert(!"Not implemented");
+    cv::gpu::impl::set_to_without_mask(*this, s.val, this->depth(), this->channels());
     return *this;
 }
 
-GpuMat& GpuMat::setTo(const Scalar& /*s*/, const GpuMat& /*mask*/)
+GpuMat& GpuMat::setTo(const Scalar& s, const GpuMat& mask)
 {
     CV_Assert(!"Not implemented");
+
+    CV_DbgAssert(!this->empty());
+
+    this->channels();
+    this->depth();
+
+    if (mask.empty())
+    {
+        cv::gpu::impl::set_to_without_mask(*this, s.val, this->depth(), this->channels());
+    }
+    else
+    {
+        cv::gpu::impl::set_to_with_mask(*this, s.val, mask, this->depth(), this->channels());
+    }
+
     return *this;
 }