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Diffstat (limited to 'build/Bonmin/include/coin/AmplTNLP.hpp')
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diff --git a/build/Bonmin/include/coin/AmplTNLP.hpp b/build/Bonmin/include/coin/AmplTNLP.hpp new file mode 100644 index 0000000..a8c823a --- /dev/null +++ b/build/Bonmin/include/coin/AmplTNLP.hpp @@ -0,0 +1,569 @@ +// Copyright (C) 2004, 2009 International Business Machines and others. +// All Rights Reserved. +// This code is published under the Eclipse Public License. +// +// $Id: AmplTNLP.hpp 2242 2013-04-24 19:26:30Z stefan $ +// +// Authors: Carl Laird, Andreas Waechter IBM 2004-08-13 + +#ifndef __IPAMPLTNLP_HPP__ +#define __IPAMPLTNLP_HPP__ + +#include "IpUtils.hpp" +#include "IpTNLP.hpp" +#include "IpJournalist.hpp" +#include "IpOptionsList.hpp" + +#include <map> +#include <string> + +/* non Ipopt forward declaration */ +struct ASL_pfgh; +struct SufDecl; +struct SufDesc; + +namespace Ipopt +{ + class AmplSuffixHandler : public ReferencedObject + { + public: + AmplSuffixHandler(); + + ~AmplSuffixHandler(); + + enum Suffix_Type + { + Index_Type, + Number_Type + }; + + enum Suffix_Source + { + Variable_Source, + Constraint_Source, + Objective_Source, + Problem_Source + }; + + void AddAvailableSuffix(std::string suffix_string, Suffix_Source source, Suffix_Type type) + { + suffix_ids_.push_back(suffix_string); + suffix_types_.push_back(type); + suffix_sources_.push_back(source); + // suffix_values_.push_back(); + } + + const Index* GetIntegerSuffixValues(std::string suffix_string, Suffix_Source source) const; + + const Number* GetNumberSuffixValues(std::string suffix_string, Suffix_Source source) const; + + std::vector<Index> GetIntegerSuffixValues(Index n, std::string suffix_string, Suffix_Source source) const; + + std::vector<Number> GetNumberSuffixValues(Index n, std::string suffix_string, Suffix_Source source) const; + + private: + /**@name Default Compiler Generated Methods + * (Hidden to avoid implicit creation/calling). + * These methods are not implemented and + * we do not want the compiler to implement + * them for us, so we declare them private + * and do not define them. This ensures that + * they will not be implicitly created/called. */ + //@{ + /** Default Constructor */ + //AmplSuffixHandler(); + + /** Copy Constructor */ + AmplSuffixHandler(const AmplSuffixHandler&); + + /** Overloaded Equals Operator */ + void operator=(const AmplSuffixHandler&); + //@} + + mutable ASL_pfgh* asl_; + + SufDecl* suftab_; + + std::vector<std::string> suffix_ids_; + std::vector<Suffix_Type> suffix_types_; + std::vector<Suffix_Source> suffix_sources_; + + /** Method called by AmplTNLP to prepare the asl for the suffixes */ + void PrepareAmplForSuffixes(ASL_pfgh* asl); + + /** Method called by AmplTNLP to retrieve the suffixes from asl */ + // void RetrieveSuffixesFromAmpl(ASL_pfgh* asl); + + friend class AmplTNLP; + }; + + /** Class for storing a number of AMPL options that should be + * registered to the AMPL Solver library interface */ + class AmplOptionsList : public ReferencedObject + { + public: + enum AmplOptionType { + String_Option, + Number_Option, + Integer_Option, + WS_Option, /* this is for AMPL's internal wantsol callback */ + HaltOnError_Option /* this is for our setting of the nerror_ member */ + }; + + /** Ampl Option class, contains name, type and description for an + * AMPL option */ + class AmplOption : public ReferencedObject + { + public: + AmplOption(const std::string ipopt_option_name, + AmplOptionType type, + const std::string description); + + ~AmplOption() + { + delete [] description_; + } + + const std::string& IpoptOptionName() const + { + return ipopt_option_name_; + } + AmplOptionType Type() const + { + return type_; + } + char* Description() const + { + return description_; + } + private: + /**@name Default Compiler Generated Methods + * (Hidden to avoid implicit creation/calling). + * These methods are not implemented and + * we do not want the compiler to implement + * them for us, so we declare them private + * and do not define them. This ensures that + * they will not be implicitly created/called. */ + //@{ + /** Default Constructor */ + AmplOption(); + + /** Copy Constructor */ + AmplOption(const AmplOption&); + + /** Overloaded Equals Operator */ + void operator=(const AmplOption&); + //@} + + const std::string ipopt_option_name_; + const AmplOptionType type_; + char* description_; + }; + + class PrivatInfo + { + public: + PrivatInfo(const std::string ipopt_name, + SmartPtr<OptionsList> options, + SmartPtr<const Journalist> jnlst, + void** nerror = NULL) + : + ipopt_name_(ipopt_name), + options_(options), + jnlst_(jnlst), + nerror_(nerror) + {} + const std::string& IpoptName() const + { + return ipopt_name_; + } + const SmartPtr<OptionsList>& Options() const + { + return options_; + } + const SmartPtr<const Journalist>& Jnlst() const + { + return jnlst_; + } + void** NError() + { + return nerror_; + } + private: + const std::string ipopt_name_; + const SmartPtr<OptionsList> options_; + const SmartPtr<const Journalist> jnlst_; + void** nerror_; + }; + + public: + /** Default Constructor */ + AmplOptionsList() + : + keywds_(NULL), + nkeywds_(0) + {} + + /** Destructor */ + ~AmplOptionsList(); + + /** Adding a new AMPL Option */ + void AddAmplOption(const std::string ampl_option_name, + const std::string ipopt_option_name, + AmplOptionsList::AmplOptionType type, + const std::string description) + { + SmartPtr<AmplOption> new_option = + new AmplOption(ipopt_option_name, type, description); + ampl_options_map_[ampl_option_name] = ConstPtr(new_option); + } + + /** Number of AMPL Options */ + Index NumberOfAmplOptions() + { + return (Index)ampl_options_map_.size(); + } + + /** ASL keywords list for the stored options. */ + void* Keywords(const SmartPtr<OptionsList>& options, + SmartPtr<const Journalist> jnlst, + void** nerror); + + private: + /**@name Default Compiler Generated Methods + * (Hidden to avoid implicit creation/calling). + * These methods are not implemented and + * we do not want the compiler to implement + * them for us, so we declare them private + * and do not define them. This ensures that + * they will not be implicitly created/called. */ + //@{ + /** Default Constructor */ + //AmplOptionsList(); + + /** Copy Constructor */ + AmplOptionsList(const AmplOptionsList&); + + /** Overloaded Equals Operator */ + void operator=(const AmplOptionsList&); + //@} + + void MakeValidLatexString(std::string source, std::string& dest) const; + + void PrintLatex(SmartPtr<const Journalist> jnlst); + + /** map for storing registered AMPL options */ + std::map<std::string, SmartPtr<const AmplOption> > ampl_options_map_; + // AW: I think it should be with const like in the following line + // but with const the AIX compiler fails + // std::map<const std::string, SmartPtr<const AmplOption> > ampl_options_map_; + + /** pointer to the keywords */ + void* keywds_; + + /** Number of entries stored in keywds_ */ + Index nkeywds_; + }; + + /** Ampl Interface. + * Ampl Interface, implemented as a TNLP. + */ + class AmplTNLP : public TNLP + { + public: + /**@name Constructors/Destructors */ + //@{ + /** Constructor. */ + AmplTNLP(const SmartPtr<const Journalist>& jnlst, + const SmartPtr<OptionsList> options, + char**& argv, SmartPtr<AmplSuffixHandler> + suffix_handler = NULL, bool allow_discrete = false, + SmartPtr<AmplOptionsList> ampl_options_list = NULL, + const char* ampl_option_string = NULL, + const char* ampl_invokation_string = NULL, + const char* ampl_banner_string = NULL, + std::string* nl_file_content = NULL); + + /** Default destructor */ + virtual ~AmplTNLP(); + //@} + + /** Exceptions */ + DECLARE_STD_EXCEPTION(NONPOSITIVE_SCALING_FACTOR); + + /**@name methods to gather information about the NLP. These + * methods are overloaded from TNLP. See TNLP for their more + * detailed documentation. */ + //@{ + /** returns dimensions of the nlp. Overloaded from TNLP */ + virtual bool get_nlp_info(Index& n, Index& m, Index& nnz_jac_g, + Index& nnz_h_lag, IndexStyleEnum& index_style); + + /** returns names and other meta data for the variables and constraints + * Overloaded from TNLP */ + virtual bool get_var_con_metadata(Index n, + StringMetaDataMapType& var_string_md, + IntegerMetaDataMapType& var_integer_md, + NumericMetaDataMapType& var_numeric_md, + Index m, + StringMetaDataMapType& con_string_md, + IntegerMetaDataMapType& con_integer_md, + NumericMetaDataMapType& con_numeric_md); + + /** returns bounds of the nlp. Overloaded from TNLP */ + virtual bool get_bounds_info(Index n, Number* x_l, Number* x_u, + Index m, Number* g_l, Number* g_u); + + /** Returns the constraint linearity. + * array will be alocated with length n. (default implementation + * just return false and does not fill the array). */ + virtual bool get_constraints_linearity(Index m, + LinearityType* const_types); + + /** provides a starting point for the nlp variables. Overloaded + from TNLP */ + virtual bool get_starting_point(Index n, bool init_x, Number* x, + bool init_z, Number* z_L, Number* z_U, + Index m, bool init_lambda, Number* lambda); + + /** evaluates the objective value for the nlp. Overloaded from TNLP */ + virtual bool eval_f(Index n, const Number* x, bool new_x, + Number& obj_value); + + /** evaluates the gradient of the objective for the + nlp. Overloaded from TNLP */ + virtual bool eval_grad_f(Index n, const Number* x, bool new_x, + Number* grad_f); + + /** evaluates the constraint residuals for the nlp. Overloaded from TNLP */ + virtual bool eval_g(Index n, const Number* x, bool new_x, + Index m, Number* g); + + /** specifies the jacobian structure (if values is NULL) and + * evaluates the jacobian values (if values is not NULL) for the + * nlp. Overloaded from TNLP */ + virtual bool eval_jac_g(Index n, const Number* x, bool new_x, + Index m, Index nele_jac, Index* iRow, + Index *jCol, Number* values); + + /** specifies the structure of the hessian of the lagrangian (if + * values is NULL) and evaluates the values (if values is not + * NULL). Overloaded from TNLP */ + virtual bool eval_h(Index n, const Number* x, bool new_x, + Number obj_factor, Index m, const Number* lambda, + bool new_lambda, Index nele_hess, Index* iRow, + Index* jCol, Number* values); + + /** retrieve the scaling parameters for the variables, objective + * function, and constraints. */ + virtual bool get_scaling_parameters(Number& obj_scaling, + bool& use_x_scaling, Index n, + Number* x_scaling, + bool& use_g_scaling, Index m, + Number* g_scaling); + //@} + + /** @name Solution Methods */ + //@{ + virtual void finalize_solution(SolverReturn status, + Index n, const Number* x, const Number* z_L, const Number* z_U, + Index m, const Number* g, const Number* lambda, + Number obj_value, + const IpoptData* ip_data, + IpoptCalculatedQuantities* ip_cq); + //@} + + /** @name Method for quasi-Newton approximation information. */ + //@{ + virtual Index get_number_of_nonlinear_variables(); + virtual bool get_list_of_nonlinear_variables(Index num_nonlin_vars, + Index* pos_nonlin_vars); + //@} + + + /**@name Ampl specific methods */ + //@{ + /** Return the ampl solver object (ASL*) */ + ASL_pfgh* AmplSolverObject() + { + return asl_; + } + + /** Write the solution file. This is a wrapper for AMPL's + * write_sol. TODO Maybe this should be at a different place, or + * collect the numbers itself? */ + void write_solution_file(const std::string& message) const; + + /** ampl orders the variables like (continuous, binary, integer). + * This method gives the number of binary and integer variables. + * For details, see Tables 3 and 4 in "Hooking Your Solver to + * AMPL" + */ + void get_discrete_info(Index& nlvb_, + Index& nlvbi_, + Index& nlvc_, + Index& nlvci_, + Index& nlvo_, + Index& nlvoi_, + Index& nbv_, + Index& niv_) const; + //@} + + /** A method for setting the index of the objective function to be + * considered. This method must be called after the constructor, + * and before anything else is called. It can only be called + * once, and if there is more than one objective function in the + * AMPL model, it MUST be called. */ + void set_active_objective(Index obj_no); + + /**@name Methods to set meta data for the variables + * and constraints. These values will be passed on + * to the TNLP in get_var_con_meta_data + */ + //@{ + void set_string_metadata_for_var(std::string tag, std::vector<std::string> meta_data) + { + var_string_md_[tag] = meta_data; + } + + void set_integer_metadata_for_var(std::string tag, std::vector<Index> meta_data) + { + var_integer_md_[tag] = meta_data; + } + + void set_numeric_metadata_for_var(std::string tag, std::vector<Number> meta_data) + { + var_numeric_md_[tag] = meta_data; + } + + void set_string_metadata_for_con(std::string tag, std::vector<std::string> meta_data) + { + con_string_md_[tag] = meta_data; + } + + void set_integer_metadata_for_con(std::string tag, std::vector<Index> meta_data) + { + con_integer_md_[tag] = meta_data; + } + + void set_numeric_metadata_for_con(std::string tag, std::vector<Number> meta_data) + { + con_numeric_md_[tag] = meta_data; + } + //@} + + /** Method for returning the suffix handler */ + SmartPtr<AmplSuffixHandler> get_suffix_handler() + { + return suffix_handler_; + } + + private: + /**@name Default Compiler Generated Methods + * (Hidden to avoid implicit creation/calling). + * These methods are not implemented and + * we do not want the compiler to implement + * them for us, so we declare them private + * and do not define them. This ensures that + * they will not be implicitly created/called. */ + //@{ + /** Default Constructor */ + AmplTNLP(); + + /** Copy Constructor */ + AmplTNLP(const AmplTNLP&); + + /** Overloaded Equals Operator */ + void operator=(const AmplTNLP&); + //@} + + /** Journlist */ + SmartPtr<const Journalist> jnlst_; + + /** pointer to the main ASL structure */ + ASL_pfgh* asl_; + + /** Sign of the objective fn (1 for min, -1 for max) */ + double obj_sign_; + + /**@name Problem Size Data*/ + //@{ + Index nz_h_full_; // number of nonzeros in the full_x hessian + /* the rest of the problem size data is available easily through the ampl variables */ + //@} + + /**@name Internal copies of data */ + //@{ + /** Solution Vectors */ + Number* x_sol_; + Number* z_L_sol_; + Number* z_U_sol_; + Number* g_sol_; + Number* lambda_sol_; + Number obj_sol_; + //@} + + /**@name Flags to track internal state */ + //@{ + /** true when the objective value has been calculated with the + * current x, set to false in apply_new_x, and set to true in + * internal_objval */ + bool objval_called_with_current_x_; + /** true when the constraint values have been calculated with the + * current x, set to false in apply_new_x, and set to true in + * internal_conval */ + bool conval_called_with_current_x_; + /** true when we have called hesset */ + bool hesset_called_; + /** true when set_active_objective has been called */ + bool set_active_objective_called_; + //@} + + /** Pointer to the Oinfo structure */ + void* Oinfo_ptr_; + + /** nerror flag passed to ampl calls - set to NULL to halt on error */ + void* nerror_; + + /** Suffix Handler */ + SmartPtr<AmplSuffixHandler> suffix_handler_; + + /** Make the objective call to ampl */ + bool internal_objval(const Number* x, Number& obj_val); + + /** Make the constraint call to ampl*/ + bool internal_conval(const Number* x, Index m, Number* g=NULL); + + /** Internal function to update the internal and ampl state if the + * x value changes */ + bool apply_new_x(bool new_x, Index n, const Number* x); + + /** Method for obtaining the name of the NL file and the options + * set from AMPL. Returns a pointer to a char* with the name of + * the stub */ + char* get_options(const SmartPtr<OptionsList>& options, + SmartPtr<AmplOptionsList>& ampl_options_list, + const char* ampl_option_string, + const char* ampl_invokation_string, + const char* ampl_banner_string, char**& argv); + + /** returns true if the ampl nerror code is ok */ + bool nerror_ok(void* nerror); + + /** calls hesset ASL function */ + void call_hesset(); + + /** meta data to pass on to TNLP */ + StringMetaDataMapType var_string_md_; + IntegerMetaDataMapType var_integer_md_; + NumericMetaDataMapType var_numeric_md_; + StringMetaDataMapType con_string_md_; + IntegerMetaDataMapType con_integer_md_; + NumericMetaDataMapType con_numeric_md_; + }; + + + +} // namespace Ipopt + +#endif |