1 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ 2 /* */ 3 /* This file is part of the class library */ 4 /* SoPlex --- the Sequential object-oriented simPlex. */ 5 /* */ 6 /* Copyright (c) 1996-2023 Zuse Institute Berlin (ZIB) */ 7 /* */ 8 /* Licensed under the Apache License, Version 2.0 (the "License"); */ 9 /* you may not use this file except in compliance with the License. */ 10 /* You may obtain a copy of the License at */ 11 /* */ 12 /* http://www.apache.org/licenses/LICENSE-2.0 */ 13 /* */ 14 /* Unless required by applicable law or agreed to in writing, software */ 15 /* distributed under the License is distributed on an "AS IS" BASIS, */ 16 /* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. */ 17 /* See the License for the specific language governing permissions and */ 18 /* limitations under the License. */ 19 /* */ 20 /* You should have received a copy of the Apache-2.0 license */ 21 /* along with SoPlex; see the file LICENSE. If not email to soplex@zib.de. */ 22 /* */ 23 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ 24 25 /**@file spxdefines.cpp 26 * @brief Debugging, floating point type and parameter definitions. 27 */ 28 #include "assert.h" 29 #include "soplex/spxdefines.h" 30 #include "soplex/spxout.h" 31 #include "soplex/rational.h" 32 33 namespace soplex 34 { 35 // Overloaded EQ function 36 bool EQ(int a, int b) 37 { 38 return (a == b); 39 } 40 41 SOPLEX_THREADLOCAL const Real infinity = SOPLEX_DEFAULT_INFINITY; 42 43 bool msginconsistent(const char* name, const char* file, int line) 44 { 45 assert(name != 0); 46 assert(file != 0); 47 assert(line >= 0); 48 49 SPX_MSG_ERROR(std::cerr << file << "(" << line << ") " 50 << "Inconsistency detected in " << name << std::endl;) 51 52 return 0; 53 } 54 55 56 Real Tolerances::epsilon() 57 { 58 return (s_epsilon); 59 } 60 61 void Tolerances::setEpsilon(Real eps) 62 { 63 s_epsilon = eps; 64 s_epsilon_multiplier = std::sqrt(s_epsilon / SOPLEX_DEFAULT_EPS_ZERO); 65 } 66 67 68 Real Tolerances::epsilonFactorization() 69 { 70 return s_epsilon_factorization; 71 } 72 73 void Tolerances::setEpsilonFactorization(Real eps) 74 { 75 s_epsilon_factorization = eps; 76 } 77 78 79 Real Tolerances::epsilonUpdate() 80 { 81 return s_epsilon_update; 82 } 83 84 void Tolerances::setEpsilonUpdate(Real eps) 85 { 86 s_epsilon_update = eps; 87 } 88 89 Real Tolerances::epsilonPivot() 90 { 91 return s_epsilon_pivot; 92 } 93 94 void Tolerances::setEpsilonPivot(Real eps) 95 { 96 s_epsilon_pivot = eps; 97 } 98 99 Real Tolerances::feastol() 100 { 101 return s_feastol; 102 } 103 104 void Tolerances::setFeastol(Real ftol) 105 { 106 s_feastol = ftol; 107 } 108 109 Real Tolerances::opttol() 110 { 111 return s_opttol; 112 } 113 114 void Tolerances::setOpttol(Real otol) 115 { 116 s_opttol = otol; 117 } 118 119 Real Tolerances::floatingPointFeastol() 120 { 121 return s_floating_point_feastol; 122 } 123 124 void Tolerances::setFloatingPointFeastol(Real ftol) 125 { 126 s_floating_point_feastol = ftol; 127 } 128 129 Real Tolerances::floatingPointOpttol() 130 { 131 return s_floating_point_opttol; 132 } 133 134 void Tolerances::setFloatingPointOpttol(Real otol) 135 { 136 s_floating_point_opttol = otol; 137 } 138 // namespace soplex 139 } 140