num.hpp
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 * 00006 * Copyright: 00007 * Christian Schulte, 2012 00008 * 00009 * Last modified: 00010 * $Date: 2014-10-03 15:34:37 +0200 (Fri, 03 Oct 2014) $ by $Author: schulte $ 00011 * $Revision: 14241 $ 00012 * 00013 * This file is part of Gecode, the generic constraint 00014 * development environment: 00015 * http://www.gecode.org 00016 * 00017 * Permission is hereby granted, free of charge, to any person obtaining 00018 * a copy of this software and associated documentation files (the 00019 * "Software"), to deal in the Software without restriction, including 00020 * without limitation the rights to use, copy, modify, merge, publish, 00021 * distribute, sublicense, and/or sell copies of the Software, and to 00022 * permit persons to whom the Software is furnished to do so, subject to 00023 * the following conditions: 00024 * 00025 * The above copyright notice and this permission notice shall be 00026 * included in all copies or substantial portions of the Software. 00027 * 00028 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 00029 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 00030 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 00031 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 00032 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 00033 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 00034 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 00035 * 00036 */ 00037 00038 namespace Gecode { 00039 00040 forceinline FloatNum 00041 pi_half_lower(void) { 00042 return gecode_boost::numeric::interval_lib::constants::pi_half_lower<FloatNum>(); 00043 } 00044 forceinline FloatNum 00045 pi_half_upper(void) { 00046 return gecode_boost::numeric::interval_lib::constants::pi_half_upper<FloatNum>(); 00047 } 00048 forceinline FloatNum 00049 pi_lower(void) { 00050 return gecode_boost::numeric::interval_lib::constants::pi_lower<FloatNum>(); 00051 } 00052 forceinline FloatNum 00053 pi_upper(void) { 00054 return gecode_boost::numeric::interval_lib::constants::pi_upper<FloatNum>(); 00055 } 00056 forceinline FloatNum 00057 pi_twice_lower(void) { 00058 return gecode_boost::numeric::interval_lib::constants::pi_twice_lower<FloatNum>(); 00059 } 00060 forceinline FloatNum 00061 pi_twice_upper(void) { 00062 return gecode_boost::numeric::interval_lib::constants::pi_twice_upper<FloatNum>(); 00063 } 00064 } 00065 00066 // STATISTICS: float-var 00067