root/modules/core/include/opencv2/core/cuda/limits.hpp

INCLUDED FROM

DEFINITIONS

1. min
2. max
3. min
4. max
5. min
6. max
7. min
8. max
9. min
10. max
11. min
12. max
13. min
14. max
15. min
16. max
17. epsilon
18. min
19. max
20. epsilon

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#ifndef __OPENCV_CUDA_LIMITS_HPP__
#define __OPENCV_CUDA_LIMITS_HPP__

#include <limits.h>
#include <float.h>
#include "common.hpp"

/** @file
 * @deprecated Use @ref cudev instead.
 */

//! @cond IGNORED

namespace cv { namespace cuda { namespace device
{
template <class T> struct numeric_limits;

template <> struct numeric_limits<bool>
{
    __device__ __forceinline__ static bool min() { return false; }
    __device__ __forceinline__ static bool max() { return true;  }
    static const bool is_signed = false;
};

template <> struct numeric_limits<signed char>
{
    __device__ __forceinline__ static signed char min() { return SCHAR_MIN; }
    __device__ __forceinline__ static signed char max() { return SCHAR_MAX; }
    static const bool is_signed = true;
};

template <> struct numeric_limits<unsigned char>
{
    __device__ __forceinline__ static unsigned char min() { return 0; }
    __device__ __forceinline__ static unsigned char max() { return UCHAR_MAX; }
    static const bool is_signed = false;
};

template <> struct numeric_limits<short>
{
    __device__ __forceinline__ static short min() { return SHRT_MIN; }
    __device__ __forceinline__ static short max() { return SHRT_MAX; }
    static const bool is_signed = true;
};

template <> struct numeric_limits<unsigned short>
{
    __device__ __forceinline__ static unsigned short min() { return 0; }
    __device__ __forceinline__ static unsigned short max() { return USHRT_MAX; }
    static const bool is_signed = false;
};

template <> struct numeric_limits<int>
{
    __device__ __forceinline__ static int min() { return INT_MIN; }
    __device__ __forceinline__ static int max() { return INT_MAX; }
    static const bool is_signed = true;
};

template <> struct numeric_limits<unsigned int>
{
    __device__ __forceinline__ static unsigned int min() { return 0; }
    __device__ __forceinline__ static unsigned int max() { return UINT_MAX; }
    static const bool is_signed = false;
};

template <> struct numeric_limits<float>
{
    __device__ __forceinline__ static float min() { return FLT_MIN; }
    __device__ __forceinline__ static float max() { return FLT_MAX; }
    __device__ __forceinline__ static float epsilon() { return FLT_EPSILON; }
    static const bool is_signed = true;
};

template <> struct numeric_limits<double>
{
    __device__ __forceinline__ static double min() { return DBL_MIN; }
    __device__ __forceinline__ static double max() { return DBL_MAX; }
    __device__ __forceinline__ static double epsilon() { return DBL_EPSILON; }
    static const bool is_signed = true;
};
}}} // namespace cv { namespace cuda { namespace cudev {

//! @endcond

#endif // __OPENCV_CUDA_LIMITS_HPP__