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gecode
float
transcendental.cpp
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/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
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/*
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* Main authors:
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* Christian Schulte <schulte@gecode.org>
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* Vincent Barichard <Vincent.Barichard@univ-angers.fr>
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*
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* Copyright:
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* Christian Schulte, 2002
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* Vincent Barichard, 2012
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*
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* This file is part of Gecode, the generic constraint
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* development environment:
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* http://www.gecode.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include <
gecode/float.hh
>
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#ifdef GECODE_HAS_MPFR
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#include <
gecode/float/transcendental.hh
>
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namespace
Gecode
{
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void
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exp
(
Home
home,
FloatVar
x0,
FloatVar
x1) {
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using namespace
Float;
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GECODE_POST
;
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GECODE_ES_FAIL
((Transcendental::Exp<FloatView,FloatView>
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::
post
(home,x0,x1)));
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}
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void
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log
(
Home
home,
FloatVar
x0,
FloatVar
x1) {
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using namespace
Float;
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GECODE_POST
;
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GECODE_ES_FAIL
((Transcendental::Exp<FloatView,FloatView>
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::
post
(home,x1,x0)));
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}
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void
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log
(
Home
home,
FloatNum
base
,
FloatVar
x0,
FloatVar
x1) {
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using namespace
Float;
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GECODE_POST
;
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GECODE_ES_FAIL
((Transcendental::Pow<FloatView,FloatView>
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::
post
(home,
base
,x1,x0)));
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}
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void
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pow
(
Home
home,
FloatNum
base
,
FloatVar
x0,
FloatVar
x1) {
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using namespace
Float;
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GECODE_POST
;
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GECODE_ES_FAIL
((Transcendental::Pow<FloatView,FloatView>
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::
post
(home,
base
,x0,x1)));
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}
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}
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#endif
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// STATISTICS: float-post
Gecode::pow
void pow(Home home, FloatVar x0, int n, FloatVar x1)
Post propagator for for $n\geq 0$.
Definition:
arithmetic.cpp:109
GECODE_ES_FAIL
#define GECODE_ES_FAIL(es)
Check whether execution status es is failed, and fail space home.
Definition:
macros.hpp:103
Gecode::log
void log(Home home, FloatVar x0, FloatVar x1)
Post propagator for .
Definition:
transcendental.cpp:53
Gecode
Gecode toplevel namespace
Gecode::Home
Home class for posting propagators
Definition:
core.hpp:856
float.hh
transcendental.hh
Gecode::FloatNum
double FloatNum
Floating point number base type.
Definition:
float.hh:106
Gecode::post
TFE post(PropagatorGroup g)
Only post functions (but not propagators) from g are considered.
Definition:
filter.cpp:138
Gecode::Search::Config::base
const double base
Base for geometric restart sequence.
Definition:
search.hh:126
Gecode::FloatVar
Float variables.
Definition:
float.hh:870
GECODE_POST
#define GECODE_POST
Check for failure in a constraint post function.
Definition:
macros.hpp:40
Gecode::exp
void exp(Home home, FloatVar x0, FloatVar x1)
Post propagator for .
Definition:
transcendental.cpp:45