opencv/modules/cudev/include/opencv2/cudev/common.hpp
2013-11-11 17:02:50 +04:00

90 lines
3.1 KiB
C++

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#pragma once
#ifndef __OPENCV_CUDEV_COMMON_HPP__
#define __OPENCV_CUDEV_COMMON_HPP__
#include <cuda_runtime.h>
#include "opencv2/core/cuda.hpp"
#include "opencv2/core/cuda_stream_accessor.hpp"
namespace cv { namespace cudev {
using namespace cv::cuda;
// CV_CUDEV_ARCH
#ifndef __CUDA_ARCH__
# define CV_CUDEV_ARCH 0
#else
# define CV_CUDEV_ARCH __CUDA_ARCH__
#endif
// CV_CUDEV_SAFE_CALL
__host__ __forceinline__ void checkCudaError(cudaError_t err, const char* file, const int line, const char* func)
{
if (cudaSuccess != err)
cv::error(cv::Error::GpuApiCallError, cudaGetErrorString(err), func, file, line);
}
#define CV_CUDEV_SAFE_CALL(expr) cv::cudev::checkCudaError((expr), __FILE__, __LINE__, CV_Func)
// divUp
__host__ __device__ __forceinline__ int divUp(int total, int grain)
{
return (total + grain - 1) / grain;
}
// math constants
#define CV_PI_F ((float)CV_PI)
#define CV_LOG2_F ((float)CV_LOG2)
}}
#endif