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