GOclasses/problems/GOproblem.h

   1 /*
   2  *  GOProblem.h
   3  *  SeGMO
   4  *
   5  *  Created by Dario Izzo on 6/4/08.
   6  *  Copyright 2008 __MyCompanyName__. All rights reserved.
   7  *
   8  */
   9
  10 #ifndef GOPROBLEM_H
  11 #define GOPROBLEM_H
  12
  13 #include <vector>
  14
  15 class GOProblem {
  16 public:
  17         //Legacy constructor - when using it, remember than all members must be properly initialised afterwards
  18         GOProblem() {};
  19         //Constructor with vector bounds initialisers
  20         GOProblem(int dimension, const std::vector<double>& lower, const std::vector <double>& upper);
  21         //Constructor with array bounds initialisers
  22         GOProblem(int dimension, const double lower[], const double upper[]);
  23         //Virtual destructor - required because the class contains a pure virtual member function
  24         virtual ~GOProblem() { };
  25
  26         //Bounds getters and setters (via copy)
  27         void getBounds(std::vector<double>& lower, std::vector <double>& upper) const;
  28         void setBounds(const std::vector<double>& lower, const std::vector <double>& upper);
  29         void setBounds(const double lower[], const double upper[]);  //this requires setDimension to be called first
  30
  31         //Bounds geeters and setters via reference
  32         //read only mode
  33         const std::vector<double>& getLB() const { return LB; }
  34         const std::vector<double>& getUB() const { return UB; }
  35         //rewrite mode
  36         std::vector<double>& getLB() { return LB; }
  37         std::vector<double>& getUB() { return UB; }
  38
  39         //Dimension getter and setter
  40     int getDimension() const { return dimension; };
  41         void setDimension(const int D) { dimension = D; };
  42
  43         //The objective function - must be implemented in subclasses
  44         virtual double objfun(const std::vector<double>&) = 0;
  45
  46 private:
  47         int dimension;
  48         std::vector <double> LB;
  49         std::vector <double> UB;
  50
  51 };      //end class GOProblems
  52
  53 #endif