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tim |
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#ifndef _CALLBACK_FUNCTOR_H_ |
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#define _CALLBACK_FUNCTOR_H_ |
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#include <map> |
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#include <utility> |
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#include "TypeInfo.hpp" |
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using namespace std; |
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class ConstraintPair; |
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class ConstraintElement; |
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class SimInfo; |
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class ConstraintAtom; |
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class ConstraintRigidBody; |
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class CallbackFunctor{ |
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gezelter |
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public: |
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typedef pair<TypeInfo, TypeInfo> KeyType; |
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typedef int (CallbackFunctor::*MappedType)(ConstraintElement*, ConstraintElement*); |
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typedef map<KeyType, MappedType> DoubleDispatchMap; |
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virtual ~CallbackFunctor(){} |
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//operator() is resiponsible for double dispatching |
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int operator()(ConstraintPair* consPair); |
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//double dispatch map can not store virtual function |
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//below functions are just wrapping functions which will be forwarded to virtual function |
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int constrainAtomAtom(ConstraintElement* ce1, ConstraintElement* ce2); |
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int constrainAtomRigidBody(ConstraintElement* ce1, ConstraintElement* ce2); |
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int constrainRigidBodyAtom(ConstraintElement* ce1, ConstraintElement* ce2); |
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int constrainRigidBodyRigidBody(ConstraintElement* ce1, ConstraintElement* ce2); |
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protected: |
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CallbackFunctor(SimInfo* rhs); |
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void registerFunction(const KeyType& key, MappedType f); |
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// |
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virtual int operator()(ConstraintAtom*, ConstraintAtom*) = 0; |
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virtual int operator()(ConstraintAtom*, ConstraintRigidBody*) = 0; |
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virtual int operator()(ConstraintRigidBody*, ConstraintRigidBody*) = 0; |
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SimInfo* info; |
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ConstraintPair* curPair; |
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DoubleDispatchMap ddMap; |
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const double consTolerance; |
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tim |
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}; |
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#endif //end ifndef _CALLBACK_FUNCTOR_H_ |