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tim |
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#include "ConstraintManager.hpp" |
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#include "ConstraintIterator.hpp" |
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#include "SimInfo.hpp" |
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ConstraintManager::ConstraintManager(SimInfo* info){ |
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int nmol; |
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Molecule* mols; |
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nmol = info->n_mol; |
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mols = info->molecules; |
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for(int i = 0; i < nmol; i ++) |
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addConstraints(&mols[i]); |
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} |
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ConstraintManager::~ConstraintManager(){ |
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list<vector<ConstraintElement*> >::iterator listIter; |
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vector<ConstraintElement*>::iterator vectorIter; |
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for(listIter = consElements.begin();listIter != consElements.end(); ){ |
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for(vectorIter = listIter->begin(); vectorIter != listIter->end(); ++vectorIter) |
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delete *vectorIter; |
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listIter = consElements.erase(listIter); |
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} |
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} |
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void ConstraintManager::addConstraints(Molecule* mol){ |
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MolIterInfoMap::iterator foundResult; |
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ListIteratorInfo iterInfo; |
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StuntDouble* sd; |
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ConstraintElement* ce; |
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vector<StuntDouble*> integrableObjects; |
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vector<StuntDouble*>::iterator sdIter; |
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vector<ConstraintElement*> tempConsElem; |
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foundResult = iterInfoMap.find(mol); |
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if (foundResult != iterInfoMap.end()){ |
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//to improve efficiency, we will not record the molecule without constraint |
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if (mol->getNConstrains() == 0){ |
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//if a molecule has constraint, all of its myIntegrableOjects must be constraint elements |
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integrableObjects = mol->getIntegrableObjects(); |
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for(sdIter = integrableObjects.begin(); sdIter != integrableObjects.end(); sdIter++){ |
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if(sd->isRigidBody()) |
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ce = new ConstraintRigidBody((RigidBody*)sd, 0); |
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else |
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ce = new ConstraintAtom((Atom *) sd); |
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tempConsElem.push_back(ce); |
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} |
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consElements.push_back(tempConsElem); |
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iterInfo.firstElement = --consElements.end(); |
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//just copy the constraint pairs from molecule; |
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consPairs.push_back(mol->getConstraintPairs()); |
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iterInfo.firstPair = --consPairs.end(); |
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iterInfoMap[mol] = iterInfo; |
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} |
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} |
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} |
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void ConstraintManager::removeConstraints(Molecule* mol){ |
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MolIterInfoMap::iterator foundResult; |
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ListIteratorInfo iterInfo; |
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foundResult = iterInfoMap.find(mol); |
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if (foundResult != iterInfoMap.end()){ |
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iterInfo = foundResult->second; |
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consElements.erase(iterInfo.firstElement); |
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consPairs.erase(iterInfo.firstPair); |
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iterInfoMap.erase(foundResult); |
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} |
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} |
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ConstraintElementIterator* ConstraintManager::creatElementIterator(){ |
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return new ConstraintElementIterator(consElements); |
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} |
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ConstraintPairIterator* ConstraintManager::creatPairIterator(){ |
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return new ConstraintPairIterator(consPairs); |
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} |
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