Bonmin
1.7
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00001 // (C) Copyright Carnegie Mellon University 2006 00002 // All Rights Reserved. 00003 // This code is published under the Common Public License. 00004 // 00005 // Authors : 00006 // P. Bonami, Carnegie Mellon University 00007 // 00008 // Date : 03/17/2006 00009 #ifndef MyTNLP_HPP 00010 #define MyTNLP_HPP 00011 #include "BonTMINLP.hpp" 00012 using namespace Ipopt; 00013 using namespace Bonmin; 00028 class MyTMINLP : public TMINLP 00029 { 00030 public: 00032 MyTMINLP(): 00033 printSol_(false){} 00034 00036 virtual ~MyTMINLP(){} 00037 00038 00040 MyTMINLP(const MyTMINLP &other): 00041 printSol_(other.printSol_){} 00043 //MyTMINLP& operator=(const MyTMINLP&) {} 00044 00045 00052 virtual bool get_variables_types(Index n, VariableType* var_types); 00053 00055 virtual bool get_variables_linearity(Index n, Ipopt::TNLP::LinearityType* var_types); 00056 00061 virtual bool get_constraints_linearity(Index m, Ipopt::TNLP::LinearityType* const_types); 00063 00076 virtual bool get_nlp_info(Index& n, Index&m, Index& nnz_jac_g, 00077 Index& nnz_h_lag, TNLP::IndexStyleEnum& index_style); 00078 00087 virtual bool get_bounds_info(Index n, Number* x_l, Number* x_u, 00088 Index m, Number* g_l, Number* g_u); 00089 00097 virtual bool get_starting_point(Index n, bool init_x, Number* x, 00098 bool init_z, Number* z_L, Number* z_U, 00099 Index m, bool init_lambda, 00100 Number* lambda); 00101 00109 virtual bool eval_f(Index n, const Number* x, bool new_x, Number& obj_value); 00110 00118 virtual bool eval_grad_f(Index n, const Number* x, bool new_x, Number* grad_f); 00119 00129 virtual bool eval_g(Index n, const Number* x, bool new_x, Index m, Number* g); 00130 00142 virtual bool eval_jac_g(Index n, const Number* x, bool new_x, 00143 Index m, Index nele_jac, Index* iRow, Index *jCol, 00144 Number* values); 00145 00157 virtual bool eval_h(Index n, const Number* x, bool new_x, 00158 Number obj_factor, Index m, const Number* lambda, 00159 bool new_lambda, Index nele_hess, Index* iRow, 00160 Index* jCol, Number* values); 00161 00162 00164 virtual void finalize_solution(TMINLP::SolverReturn status, 00165 Index n, const Number* x, Number obj_value); 00166 00168 00169 virtual const SosInfo * sosConstraints() const{return NULL;} 00170 virtual const BranchingInfo* branchingInfo() const{return NULL;} 00171 00172 00173 void printSolutionAtEndOfAlgorithm(){ 00174 printSol_ = true;} 00175 00176 private: 00177 bool printSol_; 00178 }; 00179 00180 #endif