OOPSE/libmdtools/ConstraintAlgorithm.hpp

#ifndef _CONSTRAINTALGORITHM_H_
#define _CONSTRAINTALGORITHM_H_

#include <iostream>
#include <map>
#include "CallbackFunctor.hpp"
#include "TypeInfo.hpp"
#include "ConstraintIterator.hpp"
using namespace std;

class ConstraintManager;
class ConstraintPair;
class JointConstraintPair;
class DistanceConstraintPair;
class SimInfo;

enum ConsAlgoStatus{consFail, consSuccess, consAlready, consPairHandlerFail, consElemHandlerFail};

////////////////////////////////////////////////////////////////////////////////
//Declaration of ConstraintAlgorithm
////////////////////////////////////////////////////////////////////////////////
//base class of constraint algorithm
//Actuallly we encount a triple dispatch problem here, something like 
//ConstrainPair(ConsPairType*, ConsElementType1*, ConsElementType2*)
//To solve this problem, we apply visitor pattern and standard double dispatch technique 
class ConstraintAlgorithm{

  public:
    ~ConstraintAlgorithm();
    virtual void doConstrain();

    //using RTTI (Run Time Type Information) to dispatch 
    int doConstrainPair(ConstraintPair* consPair);
    void registerCallback(const TypeInfo& ti, CallbackFunctor* functor);
    void unRegister(TypeInfo& ti);
    
  protected:
    ConstraintAlgorithm(SimInfo* rhs);

    SimInfo* info;
    ConstraintPairIterator* cpIter;
    ConstraintElementIterator* ceIter;

    map<TypeInfo, CallbackFunctor*> callbackMap;
};

////////////////////////////////////////////////////////////////////////////////
//Declaration of ConsAlgoFramework
////////////////////////////////////////////////////////////////////////////////
class ConsAlgoFramework{
  public:
    ~ConsAlgoFramework();
    
    void doPreConstraint();

  protected:
    ConsAlgoFramework(SimInfo* rhs);

  private:
    ConstraintElementIterator* ceIter;
    
};

#endif //endif _CONSTRAINTALGORITHM_H_
Revision:	1232
Committed:	Thu Jun 3 21:51:55 2004 UTC (21 years, 5 months ago) by tim
File size:	1860 byte(s)
Log Message:	new implementation of constraint
#	User	Rev	Content
1	tim	1232	#ifndef _CONSTRAINTALGORITHM_H_
2			#define _CONSTRAINTALGORITHM_H_
3
4			#include <iostream>
5			#include <map>
6			#include "CallbackFunctor.hpp"
7			#include "TypeInfo.hpp"
8			#include "ConstraintIterator.hpp"
9			using namespace std;
10
11			class ConstraintManager;
12			class ConstraintPair;
13			class JointConstraintPair;
14			class DistanceConstraintPair;
15			class SimInfo;
16
17			enum ConsAlgoStatus{consFail, consSuccess, consAlready, consPairHandlerFail, consElemHandlerFail};
18
19			////////////////////////////////////////////////////////////////////////////////
20			//Declaration of ConstraintAlgorithm
21			////////////////////////////////////////////////////////////////////////////////
22			//base class of constraint algorithm
23			//Actuallly we encount a triple dispatch problem here, something like
24			//ConstrainPair(ConsPairType, ConsElementType1, ConsElementType2*)
25			//To solve this problem, we apply visitor pattern and standard double dispatch technique
26			class ConstraintAlgorithm{
27
28			public:
29			~ConstraintAlgorithm();
30			virtual void doConstrain();
31
32			//using RTTI (Run Time Type Information) to dispatch
33			int doConstrainPair(ConstraintPair* consPair);
34			void registerCallback(const TypeInfo& ti, CallbackFunctor* functor);
35			void unRegister(TypeInfo& ti);
36
37			protected:
38			ConstraintAlgorithm(SimInfo* rhs);
39
40			SimInfo* info;
41			ConstraintPairIterator* cpIter;
42			ConstraintElementIterator* ceIter;
43
44			map<TypeInfo, CallbackFunctor*> callbackMap;
45			};
46
47			////////////////////////////////////////////////////////////////////////////////
48			//Declaration of ConsAlgoFramework
49			////////////////////////////////////////////////////////////////////////////////
50			class ConsAlgoFramework{
51			public:
52			~ConsAlgoFramework();
53
54			void doPreConstraint();
55
56			protected:
57			ConsAlgoFramework(SimInfo* rhs);
58
59			private:
60			ConstraintElementIterator* ceIter;
61
62			};
63
64			#endif //endif _CONSTRAINTALGORITHM_H_