mirror of
https://github.com/opencv/opencv.git
synced 2024-12-03 00:10:21 +08:00
103 lines
3.7 KiB
C++
103 lines
3.7 KiB
C++
///////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Copyright (c) 2002, Industrial Light & Magic, a division of Lucas
|
|
// Digital Ltd. LLC
|
|
//
|
|
// All rights reserved.
|
|
//
|
|
// Redistribution and use in source and binary forms, with or without
|
|
// modification, are permitted provided that the following conditions are
|
|
// met:
|
|
// * Redistributions of source code must retain the above copyright
|
|
// notice, this list of conditions and the following disclaimer.
|
|
// * Redistributions in binary form must reproduce the above
|
|
// copyright notice, this list of conditions and the following disclaimer
|
|
// in the documentation and/or other materials provided with the
|
|
// distribution.
|
|
// * Neither the name of Industrial Light & Magic nor the names of
|
|
// its contributors may be used to endorse or promote products derived
|
|
// from this software without specific prior written permission.
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
//
|
|
///////////////////////////////////////////////////////////////////////////
|
|
|
|
|
|
// Primary authors:
|
|
// Florian Kainz <kainz@ilm.com>
|
|
// Rod Bogart <rgb@ilm.com>
|
|
|
|
|
|
#ifndef INCLUDED_HALF_LIMITS_H
|
|
#define INCLUDED_HALF_LIMITS_H
|
|
|
|
|
|
//------------------------------------------------------------------------
|
|
//
|
|
// C++ standard library-style numeric_limits for class half
|
|
//
|
|
//------------------------------------------------------------------------
|
|
|
|
#include <limits>
|
|
#include "half.h"
|
|
|
|
namespace std {
|
|
|
|
template <>
|
|
class numeric_limits <half>
|
|
{
|
|
public:
|
|
|
|
static const bool is_specialized = true;
|
|
|
|
static half min () throw () {return HALF_NRM_MIN;}
|
|
static half max () throw () {return HALF_MAX;}
|
|
|
|
static const int digits = HALF_MANT_DIG;
|
|
static const int digits10 = HALF_DIG;
|
|
static const bool is_signed = true;
|
|
static const bool is_integer = false;
|
|
static const bool is_exact = false;
|
|
static const int radix = HALF_RADIX;
|
|
static half epsilon () throw () {return HALF_EPSILON;}
|
|
static half round_error () throw () {return HALF_EPSILON / 2;}
|
|
|
|
static const int min_exponent = HALF_MIN_EXP;
|
|
static const int min_exponent10 = HALF_MIN_10_EXP;
|
|
static const int max_exponent = HALF_MAX_EXP;
|
|
static const int max_exponent10 = HALF_MAX_10_EXP;
|
|
|
|
static const bool has_infinity = true;
|
|
static const bool has_quiet_NaN = true;
|
|
static const bool has_signaling_NaN = true;
|
|
static const float_denorm_style has_denorm = denorm_present;
|
|
static const bool has_denorm_loss = false;
|
|
static half infinity () throw () {return half::posInf();}
|
|
static half quiet_NaN () throw () {return half::qNan();}
|
|
static half signaling_NaN () throw () {return half::sNan();}
|
|
static half denorm_min () throw () {return HALF_MIN;}
|
|
|
|
static const bool is_iec559 = false;
|
|
static const bool is_bounded = false;
|
|
static const bool is_modulo = false;
|
|
|
|
static const bool traps = true;
|
|
static const bool tinyness_before = false;
|
|
static const float_round_style round_style = round_to_nearest;
|
|
};
|
|
|
|
|
|
} // namespace std
|
|
|
|
#endif
|