transcendental.cpp
Go to the documentation of this file.00001 /* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */ 00002 /* 00003 * Main authors: 00004 * Christian Schulte <schulte@gecode.org> 00005 * Vincent Barichard <Vincent.Barichard@univ-angers.fr> 00006 * 00007 * Copyright: 00008 * Christian Schulte, 2002 00009 * Vincent Barichard, 2012 00010 * 00011 * This file is part of Gecode, the generic constraint 00012 * development environment: 00013 * http://www.gecode.org 00014 * 00015 * Permission is hereby granted, free of charge, to any person obtaining 00016 * a copy of this software and associated documentation files (the 00017 * "Software"), to deal in the Software without restriction, including 00018 * without limitation the rights to use, copy, modify, merge, publish, 00019 * distribute, sublicense, and/or sell copies of the Software, and to 00020 * permit persons to whom the Software is furnished to do so, subject to 00021 * the following conditions: 00022 * 00023 * The above copyright notice and this permission notice shall be 00024 * included in all copies or substantial portions of the Software. 00025 * 00026 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 00027 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 00028 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 00029 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 00030 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 00031 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 00032 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 00033 * 00034 */ 00035 00036 #include <gecode/float.hh> 00037 00038 #ifdef GECODE_HAS_MPFR 00039 00040 #include <gecode/float/transcendental.hh> 00041 00042 namespace Gecode { 00043 00044 void 00045 exp(Home home, FloatVar x0, FloatVar x1) { 00046 using namespace Float; 00047 GECODE_POST; 00048 GECODE_ES_FAIL((Transcendental::Exp<FloatView,FloatView> 00049 ::post(home,x0,x1))); 00050 } 00051 00052 void 00053 log(Home home, FloatVar x0, FloatVar x1) { 00054 using namespace Float; 00055 GECODE_POST; 00056 GECODE_ES_FAIL((Transcendental::Exp<FloatView,FloatView> 00057 ::post(home,x1,x0))); 00058 } 00059 00060 void 00061 log(Home home, FloatNum base, FloatVar x0, FloatVar x1) { 00062 using namespace Float; 00063 GECODE_POST; 00064 GECODE_ES_FAIL((Transcendental::Pow<FloatView,FloatView> 00065 ::post(home,base,x1,x0))); 00066 } 00067 00068 void 00069 pow(Home home, FloatNum base, FloatVar x0, FloatVar x1) { 00070 using namespace Float; 00071 GECODE_POST; 00072 GECODE_ES_FAIL((Transcendental::Pow<FloatView,FloatView> 00073 ::post(home,base,x0,x1))); 00074 } 00075 00076 } 00077 00078 #endif 00079 00080 // STATISTICS: float-post