OOPSE/libmdtools/MinimizerBase.hpp

#ifndef _MINIMIZERBASE_H_
#define _MINIMIZERBASE_H_

#include <string>
#include <vector>

#include "MinimizerParameterSet.hpp"

#define MINSTATUS_ERROR -1
#define MINSTATUS_CONVERGE 0
#define MINSTATUS_MAXITER 1

using namespace std;

class MinimizerBase{
  public:

    //initialize the minimizer method
    virtual void Init() = 0;

    //minimize the model
    virtual void minimize() = 0;

    //
    virtual int checkConvergence() = 0;

    //check whether the model and the method are matched or not    
    virtual bool isSolvable() = 0;

    // get the final status of minimization 
    int getMinimizationStatus() {return minimizationStatus;}

    // get the name of minimization method
    const string getName() {return minimizerName;}

    //set the name of minimiation method
    void setName(const string& name) { minimizerName = name;}

  protected:
    
    int minStatus;
    string minimizerName;

};

class Minimizer : public MinimizerBase{

  public:

    virtual void printMinizerInfo() = 0;

    virtual MinimizerParameterSet* creatParameterSet() = 0;
    void setMinX(vector<double>& x) { minX = x;}
    vector<double> getMinX() { return minX;}

    void setPrevMinX(vector<double>& x) { prevMinX = x;}
    vector<double> getPrevMinX() {return prevMinX;}

    int getCurrentIteration() {return currentIter;}

  protected:
    
    MinimizerParameterSet* paramSet;    
    int currentIter;

    // Coordinates yielding the minimum value of the function.
    vector<double> minX;

   // Vector holding the previous point.
    vector<double> prevMinX; 
};
#endif
Revision:	1002
Committed:	Mon Feb 2 20:29:41 2004 UTC (20 years, 7 months ago) by tim
File size:	1655 byte(s)
Log Message:	Adding GoldenSection and Brent LineSearch Method
#	User	Rev	Content
1	tim	970	#ifndef _MINIMIZERBASE_H_
2			#define _MINIMIZERBASE_H_
3
4	tim	1000	#include <string>
5	tim	1002	#include <vector>
6	tim	1000
7			#include "MinimizerParameterSet.hpp"
8
9	tim	1002	#define MINSTATUS_ERROR -1
10			#define MINSTATUS_CONVERGE 0
11			#define MINSTATUS_MAXITER 1
12
13	tim	1000	using namespace std;
14
15	tim	970	class MinimizerBase{
16			public:
17
18	tim	1002	//initialize the minimizer method
19	tim	987	virtual void Init() = 0;
20	tim	1002
21			//minimize the model
22			virtual void minimize() = 0;
23
24			//
25			virtual int checkConvergence() = 0;
26
27			//check whether the model and the method are matched or not
28	tim	970	virtual bool isSolvable() = 0;
29
30	tim	1002	// get the final status of minimization
31			int getMinimizationStatus() {return minimizationStatus;}
32
33			// get the name of minimization method
34			const string getName() {return minimizerName;}
35
36			//set the name of minimiation method
37			void setName(const string& name) { minimizerName = name;}
38
39			protected:
40
41			int minStatus;
42			string minimizerName;
43
44			};
45
46			class Minimizer : public MinimizerBase{
47
48			public:
49
50	tim	1000	virtual void printMinizerInfo() = 0;
51	tim	970
52	tim	1000	virtual MinimizerParameterSet* creatParameterSet() = 0;
53			void setMinX(vector<double>& x) { minX = x;}
54			vector<double> getMinX() { return minX;}
55	tim	970
56	tim	1002	void setPrevMinX(vector<double>& x) { prevMinX = x;}
57	tim	1000	vector<double> getPrevMinX() {return prevMinX;}
58	tim	970
59	tim	1002	int getCurrentIteration() {return currentIter;}
60	tim	1000
61	tim	970	protected:
62	tim	1000
63	tim	1002	MinimizerParameterSet* paramSet;
64			int currentIter;
65	tim	970
66	tim	1000	// Coordinates yielding the minimum value of the function.
67			vector<double> minX;
68
69			// Vector holding the previous point.
70			vector<double> prevMinX;
71	tim	970	};
72			#endif