CUTEstLoader.hpp

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#pragma once
 
#include <panoc-alm/util/problem.hpp>
 
#include <iosfwd>
#include <memory>
#include <string>
 
class CUTEstProblem {
 
  public:
    CUTEstProblem(const char *so_fname, const char *outsdif_fname);
    CUTEstProblem(const std::string &so_fname,
                  const std::string &outsdif_fname);
    CUTEstProblem(CUTEstProblem &&);
    CUTEstProblem &operator=(CUTEstProblem &&);
    ~CUTEstProblem();
 
  public:
    struct Report {
        std::string name;
 
        unsigned nvar = 0;
        unsigned ncon = 0;
 
        enum Status {
            Success         = 0,    
            AllocationError = 1,    
            ArrayBoundError = 2,    
            EvaluationError = 3,    
        } status = Status::Success; 
 
        struct {
            unsigned objective = 0;
            unsigned objective_grad = 0;
            unsigned objective_hess = 0;
            unsigned hessian_times_vector = 0;
            unsigned constraints = 0;
            unsigned constraints_grad = 0;
            unsigned constraints_hess = 0;
        } calls; 
 
        double time_setup = 0;
        double time = 0;
    };
 
    Report get_report() const;
 
  public:
    pa::Problem problem; 
    std::string name                = "<UNKNOWN>"; 
    unsigned number_box_constraints = 0; 
    pa::vec x0; 
    pa::vec y0; 
 
  private:
    std::unique_ptr<class CUTEstLoader> implementation;
};
 
std::ostream &operator<<(std::ostream &, const CUTEstProblem::Report &);
const char *enum_name(CUTEstProblem::Report::Status);
std::ostream &operator<<(std::ostream &, CUTEstProblem::Report::Status);