/src/FreeImage/Source/OpenEXR/Half/halfLimits.h
https://bitbucket.org/cabalistic/ogredeps/ · C++ Header · 102 lines · 42 code · 19 blank · 41 comment · 0 complexity · d04a773160bd43f3b57520a97c687978 MD5 · raw file
- ///////////////////////////////////////////////////////////////////////////
- //
- // 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