236 lines
11 KiB
C++
236 lines
11 KiB
C++
/*M///////////////////////////////////////////////////////////////////////////////////////
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//
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
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//
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// By downloading, copying, installing or using the software you agree to this license.
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// If you do not agree to this license, do not download, install,
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// copy or use the software.
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//
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//
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// License Agreement
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// For Open Source Computer Vision Library
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//
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// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
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// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
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// Third party copyrights are property of their respective owners.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// * Redistribution's of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// * Redistribution's in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// * The name of the copyright holders may not be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// This software is provided by the copyright holders and contributors "as is" and
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// any express or implied warranties, including, but not limited to, the implied
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// warranties of merchantability and fitness for a particular purpose are disclaimed.
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// In no event shall the Intel Corporation or contributors be liable for any direct,
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// indirect, incidental, special, exemplary, or consequential damages
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// (including, but not limited to, procurement of substitute goods or services;
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// loss of use, data, or profits; or business interruption) however caused
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// and on any theory of liability, whether in contract, strict liability,
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// or tort (including negligence or otherwise) arising in any way out of
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// the use of this software, even if advised of the possibility of such damage.
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//
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//M*/
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#ifndef __OPENCV_GPU_LIMITS_GPU_HPP__
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#define __OPENCV_GPU_LIMITS_GPU_HPP__
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#include <limits>
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#include "common.hpp"
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namespace cv { namespace gpu { namespace device
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{
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template<class T> struct numeric_limits
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{
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typedef T type;
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__device__ __forceinline__ static type min() { return type(); };
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__device__ __forceinline__ static type max() { return type(); };
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__device__ __forceinline__ static type epsilon() { return type(); }
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__device__ __forceinline__ static type round_error() { return type(); }
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__device__ __forceinline__ static type denorm_min() { return type(); }
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__device__ __forceinline__ static type infinity() { return type(); }
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__device__ __forceinline__ static type quiet_NaN() { return type(); }
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__device__ __forceinline__ static type signaling_NaN() { return T(); }
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static const bool is_signed;
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};
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template<> struct numeric_limits<bool>
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{
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typedef bool type;
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__device__ __forceinline__ static type min() { return false; };
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__device__ __forceinline__ static type max() { return true; };
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__device__ __forceinline__ static type epsilon();
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__device__ __forceinline__ static type round_error();
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__device__ __forceinline__ static type denorm_min();
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__device__ __forceinline__ static type infinity();
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__device__ __forceinline__ static type quiet_NaN();
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__device__ __forceinline__ static type signaling_NaN();
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static const bool is_signed = false;
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};
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template<> struct numeric_limits<char>
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{
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typedef char type;
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__device__ __forceinline__ static type min() { return CHAR_MIN; };
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__device__ __forceinline__ static type max() { return CHAR_MAX; };
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__device__ __forceinline__ static type epsilon();
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__device__ __forceinline__ static type round_error();
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__device__ __forceinline__ static type denorm_min();
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__device__ __forceinline__ static type infinity();
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__device__ __forceinline__ static type quiet_NaN();
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__device__ __forceinline__ static type signaling_NaN();
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static const bool is_signed = (char)-1 == -1;
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};
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template<> struct numeric_limits<signed char>
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{
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typedef char type;
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__device__ __forceinline__ static type min() { return SCHAR_MIN; };
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__device__ __forceinline__ static type max() { return SCHAR_MAX; };
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__device__ __forceinline__ static type epsilon();
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__device__ __forceinline__ static type round_error();
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__device__ __forceinline__ static type denorm_min();
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__device__ __forceinline__ static type infinity();
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__device__ __forceinline__ static type quiet_NaN();
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__device__ __forceinline__ static type signaling_NaN();
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static const bool is_signed = (signed char)-1 == -1;
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};
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template<> struct numeric_limits<unsigned char>
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{
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typedef unsigned char type;
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__device__ __forceinline__ static type min() { return 0; };
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__device__ __forceinline__ static type max() { return UCHAR_MAX; };
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__device__ __forceinline__ static type epsilon();
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__device__ __forceinline__ static type round_error();
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__device__ __forceinline__ static type denorm_min();
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__device__ __forceinline__ static type infinity();
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__device__ __forceinline__ static type quiet_NaN();
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__device__ __forceinline__ static type signaling_NaN();
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static const bool is_signed = false;
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};
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template<> struct numeric_limits<short>
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{
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typedef short type;
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__device__ __forceinline__ static type min() { return SHRT_MIN; };
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__device__ __forceinline__ static type max() { return SHRT_MAX; };
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__device__ __forceinline__ static type epsilon();
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__device__ __forceinline__ static type round_error();
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__device__ __forceinline__ static type denorm_min();
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__device__ __forceinline__ static type infinity();
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__device__ __forceinline__ static type quiet_NaN();
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__device__ __forceinline__ static type signaling_NaN();
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static const bool is_signed = true;
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};
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template<> struct numeric_limits<unsigned short>
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{
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typedef unsigned short type;
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__device__ __forceinline__ static type min() { return 0; };
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__device__ __forceinline__ static type max() { return USHRT_MAX; };
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__device__ __forceinline__ static type epsilon();
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__device__ __forceinline__ static type round_error();
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__device__ __forceinline__ static type denorm_min();
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__device__ __forceinline__ static type infinity();
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__device__ __forceinline__ static type quiet_NaN();
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__device__ __forceinline__ static type signaling_NaN();
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static const bool is_signed = false;
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};
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template<> struct numeric_limits<int>
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{
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typedef int type;
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__device__ __forceinline__ static type min() { return INT_MIN; };
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__device__ __forceinline__ static type max() { return INT_MAX; };
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__device__ __forceinline__ static type epsilon();
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__device__ __forceinline__ static type round_error();
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__device__ __forceinline__ static type denorm_min();
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__device__ __forceinline__ static type infinity();
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__device__ __forceinline__ static type quiet_NaN();
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__device__ __forceinline__ static type signaling_NaN();
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static const bool is_signed = true;
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};
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template<> struct numeric_limits<unsigned int>
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{
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typedef unsigned int type;
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__device__ __forceinline__ static type min() { return 0; };
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__device__ __forceinline__ static type max() { return UINT_MAX; };
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__device__ __forceinline__ static type epsilon();
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__device__ __forceinline__ static type round_error();
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__device__ __forceinline__ static type denorm_min();
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__device__ __forceinline__ static type infinity();
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__device__ __forceinline__ static type quiet_NaN();
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__device__ __forceinline__ static type signaling_NaN();
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static const bool is_signed = false;
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};
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template<> struct numeric_limits<long>
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{
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typedef long type;
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__device__ __forceinline__ static type min() { return LONG_MIN; };
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__device__ __forceinline__ static type max() { return LONG_MAX; };
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__device__ __forceinline__ static type epsilon();
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__device__ __forceinline__ static type round_error();
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__device__ __forceinline__ static type denorm_min();
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__device__ __forceinline__ static type infinity();
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__device__ __forceinline__ static type quiet_NaN();
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__device__ __forceinline__ static type signaling_NaN();
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static const bool is_signed = true;
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};
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template<> struct numeric_limits<unsigned long>
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{
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typedef unsigned long type;
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__device__ __forceinline__ static type min() { return 0; };
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__device__ __forceinline__ static type max() { return ULONG_MAX; };
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__device__ __forceinline__ static type epsilon();
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__device__ __forceinline__ static type round_error();
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__device__ __forceinline__ static type denorm_min();
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__device__ __forceinline__ static type infinity();
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__device__ __forceinline__ static type quiet_NaN();
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__device__ __forceinline__ static type signaling_NaN();
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static const bool is_signed = false;
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};
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template<> struct numeric_limits<float>
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{
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typedef float type;
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__device__ __forceinline__ static type min() { return 1.175494351e-38f/*FLT_MIN*/; };
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__device__ __forceinline__ static type max() { return 3.402823466e+38f/*FLT_MAX*/; };
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__device__ __forceinline__ static type epsilon() { return 1.192092896e-07f/*FLT_EPSILON*/; };
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__device__ __forceinline__ static type round_error();
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__device__ __forceinline__ static type denorm_min();
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__device__ __forceinline__ static type infinity();
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__device__ __forceinline__ static type quiet_NaN();
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__device__ __forceinline__ static type signaling_NaN();
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static const bool is_signed = true;
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};
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template<> struct numeric_limits<double>
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{
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typedef double type;
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__device__ __forceinline__ static type min() { return 2.2250738585072014e-308/*DBL_MIN*/; };
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__device__ __forceinline__ static type max() { return 1.7976931348623158e+308/*DBL_MAX*/; };
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__device__ __forceinline__ static type epsilon();
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__device__ __forceinline__ static type round_error();
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__device__ __forceinline__ static type denorm_min();
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__device__ __forceinline__ static type infinity();
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__device__ __forceinline__ static type quiet_NaN();
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__device__ __forceinline__ static type signaling_NaN();
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static const bool is_signed = true;
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};
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}}} // namespace cv { namespace gpu { namespace device {
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#endif // __OPENCV_GPU_LIMITS_GPU_HPP__
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