1 /*M///////////////////////////////////////////////////////////////////////////////////////
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10 // License Agreement
11 // For Open Source Computer Vision Library
12 //
13 // Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
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42 //M*/
43
44 #pragma once
45
46 #ifndef __OPENCV_CUDEV_COMMON_HPP__
47 #define __OPENCV_CUDEV_COMMON_HPP__
48
49 #include <cuda_runtime.h>
50 #include "opencv2/core/cuda.hpp"
51 #include "opencv2/core/cuda_stream_accessor.hpp"
52
53 namespace cv { namespace cudev {
54
55 //! @addtogroup cudev
56 //! @{
57
58 using namespace cv::cuda;
59
60 // CV_CUDEV_ARCH
61
62 #ifndef __CUDA_ARCH__
63 # define CV_CUDEV_ARCH 0
64 #else
65 # define CV_CUDEV_ARCH __CUDA_ARCH__
66 #endif
67
68 // CV_CUDEV_SAFE_CALL
69
checkCudaError(cudaError_t err,const char * file,const int line,const char * func)70 __host__ __forceinline__ void checkCudaError(cudaError_t err, const char* file, const int line, const char* func)
71 {
72 if (cudaSuccess != err)
73 cv::error(cv::Error::GpuApiCallError, cudaGetErrorString(err), func, file, line);
74 }
75
76 #define CV_CUDEV_SAFE_CALL(expr) cv::cudev::checkCudaError((expr), __FILE__, __LINE__, CV_Func)
77
78 // divUp
79
divUp(int total,int grain)80 __host__ __device__ __forceinline__ int divUp(int total, int grain)
81 {
82 return (total + grain - 1) / grain;
83 }
84
85 // math constants
86
87 #define CV_PI_F ((float)CV_PI)
88 #define CV_LOG2_F ((float)CV_LOG2)
89
90 //! @}
91
92 }}
93
94 #endif
95