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root/group/trunk/OOPSE/libmdtools/SimSetup.cpp
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Comparing trunk/OOPSE/libmdtools/SimSetup.cpp (file contents):
Revision 1229 by gezelter, Thu Jun 3 20:02:25 2004 UTC vs.
Revision 1261 by gezelter, Fri Jun 11 14:14:10 2004 UTC

# Line 11 | Line 11
11   #include "simError.h"
12   #include "RigidBody.hpp"
13   #include "OOPSEMinimizer.hpp"
14 < //#include "ConstraintElement.hpp"
15 < //#include "ConstraintPair.hpp"
14 > #include "ConstraintElement.hpp"
15 > #include "ConstraintPair.hpp"
16 > #include "ConstraintManager.hpp"
17  
18   #ifdef IS_MPI
19   #include "mpiBASS.h"
# Line 157 | Line 158 | void SimSetup::createSim(void){
158  
159    initFortran();
160  
161 +  //creat constraint manager
162 +  for(int i = 0; i < nInfo; i++)
163 +    info[i].consMan = new ConstraintManager(&info[i]);
164 +
165    if (globals->haveMinimizer())
166      // make minimizer
167      makeMinimizer();
# Line 199 | Line 204 | void SimSetup::makeMolecules(void){
204    char* molName;
205    char rbName[100];
206  
207 <  //ConstraintPair* consPair; //constraint pair
208 <  //ConstraintElement* consElement1;  //first element of constraint pair
209 <  //ConstraintElement* consElement2;  //second element of constraint pair
210 <  //int whichRigidBody;
211 <  //int consAtomIndex;  //index of constraint atom in rigid body's atom array
212 <  //vector<pair<int, int> > jointAtoms;
207 >  ConstraintPair* consPair; //constraint pair
208 >  ConstraintElement* consElement1;  //first element of constraint pair
209 >  ConstraintElement* consElement2;  //second element of constraint pair
210 >  int whichRigidBody;
211 >  int consAtomIndex;  //index of constraint atom in rigid body's atom array
212 >  vector<pair<int, int> > jointAtoms;
213 >  double bondLength2;
214    //init the forceField paramters
215  
216    the_ff->readParams();
# Line 599 | Line 605 | void SimSetup::makeMolecules(void){
605          info[k].integrableObjects.push_back(mySD);      
606          molInfo.myIntegrableObjects.push_back(mySD);
607        }
608 <
608 >        
609 >      // send the arrays off to the forceField for init.
610 >      
611 >      the_ff->initializeAtoms(molInfo.nAtoms, molInfo.myAtoms);
612 >      the_ff->initializeBonds(molInfo.nBonds, molInfo.myBonds, theBonds);
613 >      the_ff->initializeBends(molInfo.nBends, molInfo.myBends, theBends);
614 >      the_ff->initializeTorsions(molInfo.nTorsions, molInfo.myTorsions,
615 >                                 theTorsions);
616  
604 –    /*
617  
618        //creat ConstraintPair.
619 <      molInfo.myConstraintPair.clear();
619 >      molInfo.myConstraintPairs.clear();
620        
621        for (j = 0; j < molInfo.nBonds; j++){
622  
623 <        //if both atoms are in the same rigid body, just skip it
624 <        currentBond = comp_stamps[stampID]->getBond(j);
613 <        if(!comp_stamps[stampID]->isBondInSameRigidBody(currentBond)){
623 >        //if bond is constrained bond, add it into constraint pair
624 >        if(molInfo.myBonds[j]->is_constrained()){
625  
626 <          tempI = currentBond->getA() + atomOffset;
627 <          if( comp_stamps[stampID]->isAtomInRigidBody(currentBond->getA(), whichRigidBody, consAtomIndex))
628 <            consElement1 = new ConstraintRigidBody(molInfo.myRigidBodies[whichRigidBody], consAtomIndex);
629 <          else
619 <             consElement1 = new ConstraintAtom(info[k].atoms[tempI]);      
620 <
621 <          tempJ =  currentBond->getB() + atomOffset;
622 <          if(comp_stamps[stampID]->isAtomInRigidBody(currentBond->getB(), whichRigidBody, consAtomIndex))
623 <            consElement2 = new ConstraintRigidBody(molInfo.myRigidBodies[whichRigidBody], consAtomIndex);
624 <          else
625 <             consElement2 = new ConstraintAtom(info[k].atoms[tempJ]);    
626 >          //if both atoms are in the same rigid body, just skip it
627 >          currentBond = comp_stamps[stampID]->getBond(j);
628 >          
629 >          if(!comp_stamps[stampID]->isBondInSameRigidBody(currentBond)){
630  
631 <          consPair = new DistanceConstraintPair(consElement1, consElement2);
632 <          molInfo.myConstraintPairs.push_back(consPair);
633 <        }
631 >            tempI = currentBond->getA() + atomOffset;
632 >            if( comp_stamps[stampID]->isAtomInRigidBody(currentBond->getA(), whichRigidBody, consAtomIndex))
633 >              consElement1 = new ConstraintRigidBody(molInfo.myRigidBodies[whichRigidBody], consAtomIndex);
634 >            else
635 >               consElement1 = new ConstraintAtom(info[k].atoms[tempI]);      
636 >
637 >            tempJ =  currentBond->getB() + atomOffset;
638 >            if(comp_stamps[stampID]->isAtomInRigidBody(currentBond->getB(), whichRigidBody, consAtomIndex))
639 >              consElement2 = new ConstraintRigidBody(molInfo.myRigidBodies[whichRigidBody], consAtomIndex);
640 >            else
641 >               consElement2 = new ConstraintAtom(info[k].atoms[tempJ]);    
642 >
643 >            bondLength2 = molInfo.myBonds[j]->get_constraint()->get_dsqr();            
644 >            consPair = new DistanceConstraintPair(consElement1, consElement2, bondLength2);
645 >
646 >            molInfo.myConstraintPairs.push_back(consPair);
647 >          }
648 >        }//end if(molInfo.myBonds[j]->is_constrained())
649        }  
650        
651 <      //loop over rigid bodies, if two rigid bodies share same joint, creat a HingeConstraintPair
651 >      //loop over rigid bodies, if two rigid bodies share same joint, creat a JointConstraintPair
652        for (int rb1 = 0; rb1 < molInfo.nRigidBodies -1 ; rb1++){
653          for (int rb2 = rb1 + 1; rb2 < molInfo.nRigidBodies ; rb2++){
654            
# Line 646 | Line 665 | void SimSetup::makeMolecules(void){
665          }
666        }
667        
649 – */      
650 –      // send the arrays off to the forceField for init.
651 –      
652 –      the_ff->initializeAtoms(molInfo.nAtoms, molInfo.myAtoms);
653 –      the_ff->initializeBonds(molInfo.nBonds, molInfo.myBonds, theBonds);
654 –      the_ff->initializeBends(molInfo.nBends, molInfo.myBends, theBends);
655 –      the_ff->initializeTorsions(molInfo.nTorsions, molInfo.myTorsions,
656 –                                 theTorsions);
668  
669        info[k].molecules[i].initialize(molInfo);
670        
# Line 905 | Line 916 | void SimSetup::gatherInfo(void){
916           painCave.isFatal = 1;
917           simError();
918    }
919 <
920 <    // get the ensemble
919 >  if (globals->haveForceFieldVariant()) {
920 >    strcpy(forcefield_variant, globals->getForceFieldVariant());
921 >    has_forcefield_variant = 1;
922 >  }
923 >  
924 >  // get the ensemble
925  
926    strcpy(ensemble, globals->getEnsemble());
927  
# Line 1503 | Line 1518 | void SimSetup::createFF(void){
1518   void SimSetup::createFF(void){
1519    switch (ffCase){
1520      case FF_DUFF:
1521 <      the_ff = new DUFF();
1521 >        the_ff = new DUFF();
1522        break;
1523  
1524      case FF_LJ:
# Line 1511 | Line 1526 | void SimSetup::createFF(void){
1526        break;
1527  
1528      case FF_EAM:
1529 <      the_ff = new EAM_FF();
1529 >      if (has_forcefield_variant)
1530 >        the_ff = new EAM_FF(forcefield_variant);
1531 >      else
1532 >        the_ff = new EAM_FF();
1533        break;
1534  
1535      case FF_H2O:
# Line 1525 | Line 1543 | void SimSetup::createFF(void){
1543        simError();
1544    }
1545  
1546 +
1547   #ifdef IS_MPI
1548    strcpy(checkPointMsg, "ForceField creation successful");
1549    MPIcheckPoint();

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