OpenCV_4.2.0/opencv_contrib-4.2.0/modules/cudev/test/test_scan.cu

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#include "test_precomp.hpp"
using namespace cv;
using namespace cv::cudev;
using namespace cvtest;
// BlockScanInt
template <int THREADS_NUM>
__global__ void int_kernel(int* data)
{
uint tid = Block::threadLineId();
#if CV_CUDEV_ARCH >= 300
const int n_warps = (THREADS_NUM - 1) / WARP_SIZE + 1;
__shared__ int smem[n_warps];
#else
__shared__ int smem[THREADS_NUM];
#endif
data[tid] = blockScanInclusive<THREADS_NUM>(data[tid], smem, tid);
}
#define BLOCK_SCAN_INT_TEST(block_size) \
TEST(BlockScanInt, BlockSize##block_size) \
{ \
Mat src = randomMat(Size(block_size, 1), CV_32SC1, 0, 1024); \
\
GpuMat d_src; \
d_src.upload(src); \
\
for (int col = 1; col < block_size; col++) \
src.at<int>(0, col) += src.at<int>(0, col - 1); \
\
int_kernel<block_size><<<1, block_size>>>((int*)d_src.data); \
\
CV_CUDEV_SAFE_CALL(cudaDeviceSynchronize()); \
\
EXPECT_MAT_NEAR(d_src, src, 0); \
}
BLOCK_SCAN_INT_TEST(29)
BLOCK_SCAN_INT_TEST(30)
BLOCK_SCAN_INT_TEST(32)
BLOCK_SCAN_INT_TEST(40)
BLOCK_SCAN_INT_TEST(41)
BLOCK_SCAN_INT_TEST(59)
BLOCK_SCAN_INT_TEST(60)
BLOCK_SCAN_INT_TEST(64)
BLOCK_SCAN_INT_TEST(70)
BLOCK_SCAN_INT_TEST(71)
BLOCK_SCAN_INT_TEST(109)
BLOCK_SCAN_INT_TEST(110)
BLOCK_SCAN_INT_TEST(128)
BLOCK_SCAN_INT_TEST(130)
BLOCK_SCAN_INT_TEST(131)
BLOCK_SCAN_INT_TEST(189)
BLOCK_SCAN_INT_TEST(200)
BLOCK_SCAN_INT_TEST(256)
BLOCK_SCAN_INT_TEST(300)
BLOCK_SCAN_INT_TEST(311)
BLOCK_SCAN_INT_TEST(489)
BLOCK_SCAN_INT_TEST(500)
BLOCK_SCAN_INT_TEST(512)
BLOCK_SCAN_INT_TEST(600)
BLOCK_SCAN_INT_TEST(611)
BLOCK_SCAN_INT_TEST(1024)
// BlockScanDouble
template <int THREADS_NUM>
__global__ void double_kernel(double* data)
{
uint tid = Block::threadLineId();
#if CV_CUDEV_ARCH >= 300
const int n_warps = (THREADS_NUM - 1) / WARP_SIZE + 1;
__shared__ double smem[n_warps];
#else
__shared__ double smem[THREADS_NUM];
#endif
data[tid] = blockScanInclusive<THREADS_NUM>(data[tid], smem, tid);
}
#define BLOCK_SCAN_DOUBLE_TEST(block_size) \
TEST(BlockScanDouble, BlockSize##block_size) \
{ \
Mat src = randomMat(Size(block_size, 1), CV_64FC1, 0.0, 1.0); \
\
GpuMat d_src; \
d_src.upload(src); \
\
for (int col = 1; col < block_size; col++) \
src.at<double>(0, col) += src.at<double>(0, col - 1); \
\
double_kernel<block_size><<<1, block_size>>>((double*)d_src.data); \
\
CV_CUDEV_SAFE_CALL(cudaDeviceSynchronize()); \
\
EXPECT_MAT_NEAR(d_src, src, 1e-10); \
}
BLOCK_SCAN_DOUBLE_TEST(29)
BLOCK_SCAN_DOUBLE_TEST(30)
BLOCK_SCAN_DOUBLE_TEST(32)
BLOCK_SCAN_DOUBLE_TEST(40)
BLOCK_SCAN_DOUBLE_TEST(41)
BLOCK_SCAN_DOUBLE_TEST(59)
BLOCK_SCAN_DOUBLE_TEST(60)
BLOCK_SCAN_DOUBLE_TEST(64)
BLOCK_SCAN_DOUBLE_TEST(70)
BLOCK_SCAN_DOUBLE_TEST(71)
BLOCK_SCAN_DOUBLE_TEST(109)
BLOCK_SCAN_DOUBLE_TEST(110)
BLOCK_SCAN_DOUBLE_TEST(128)
BLOCK_SCAN_DOUBLE_TEST(130)
BLOCK_SCAN_DOUBLE_TEST(131)
BLOCK_SCAN_DOUBLE_TEST(189)
BLOCK_SCAN_DOUBLE_TEST(200)
BLOCK_SCAN_DOUBLE_TEST(256)
BLOCK_SCAN_DOUBLE_TEST(300)
BLOCK_SCAN_DOUBLE_TEST(311)
BLOCK_SCAN_DOUBLE_TEST(489)
BLOCK_SCAN_DOUBLE_TEST(500)
BLOCK_SCAN_DOUBLE_TEST(512)
BLOCK_SCAN_DOUBLE_TEST(600)
BLOCK_SCAN_DOUBLE_TEST(611)
BLOCK_SCAN_DOUBLE_TEST(1024)