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root/group/trunk/OOPSE/libmdtools/SimInfo.cpp
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Comparing trunk/OOPSE/libmdtools/SimInfo.cpp (file contents):
Revision 1154 by gezelter, Tue May 11 16:00:22 2004 UTC vs.
Revision 1212 by chrisfen, Tue Jun 1 17:15:43 2004 UTC

# Line 62 | Line 62 | SimInfo::SimInfo(){
62    useReactionField = 0;
63    useGB = 0;
64    useEAM = 0;
65 +  useSolidThermInt = 0;
66 +  useLiquidThermInt = 0;
67 +
68 +  haveCutoffGroups = false;
69  
70    excludes = Exclude::Instance();
71  
# Line 442 | Line 446 | void SimInfo::refreshSim(){
446    excl = excludes->getFortranArray();
447    
448   #ifdef IS_MPI
449 <  n_global = mpiSim->getTotAtoms();
449 >  n_global = mpiSim->getNAtomsGlobal();
450   #else
451    n_global = n_atoms;
452   #endif
# Line 450 | Line 454 | void SimInfo::refreshSim(){
454    isError = 0;
455    
456    getFortranGroupArray(this, mfact, ngroup, groupList, groupStart);
457 <  
457 >  //it may not be a good idea to pass the address of first element in vector
458 >  //since c++ standard does not require vector to be stored continuously in meomory
459 >  //Most of the compilers will organize the memory of vector continuously
460    setFsimulation( &fInfo, &n_global, &n_atoms, identArray, &n_exclude, excl,
461                    &nGlobalExcludes, globalExcludes, molMembershipArray,
462                    &mfact[0], &ngroup, &groupList[0], &groupStart[0], &isError);
# Line 563 | Line 569 | void getFortranGroupArray(SimInfo* info, vector<double
569  
570   void getFortranGroupArray(SimInfo* info, vector<double>& mfact, int& ngroup,
571                            vector<int>& groupList, vector<int>& groupStart){
572 <  Molecule* mol;
572 >  Molecule* myMols;
573    Atom** myAtoms;
574    int numAtom;
575    int curIndex;
576    double mtot;
577 <
577 >  int numMol;
578 >  int numCutoffGroups;
579 >  CutoffGroup* myCutoffGroup;
580 >  vector<CutoffGroup*>::iterator iterCutoff;
581 >  Atom* cutoffAtom;
582 >  vector<Atom*>::iterator iterAtom;
583 >  int atomIndex;
584 >  double totalMass;
585 >  
586    mfact.clear();
587    groupList.clear();
588    groupStart.clear();
589    
590    //Be careful, fortran array begin at 1
591    curIndex = 1;
592 <  
593 <  if(info->useMolecularCutoffs){
594 <    
595 < #ifdef IS_MPI
596 <    ngroup = mpiSim->getMyNMol();
597 < #else
598 <    ngroup = info->n_mol;
585 < #endif
586 <    
587 <    for(int i = 0; i < ngroup; i ++){
588 <      mol = &(info->molecules[i]);
589 <      numAtom = mol->getNAtoms();
590 <      myAtoms = mol->getMyAtoms();
591 <      mtot = 0.0;
592 <
593 <      for(int j=0; j < numAtom; j++)
594 <        mtot += myAtoms[j]->getMass();                
595 <      
596 <      for(int j=0; j < numAtom; j++){
597 <              
598 <        // We want the local Index:
599 <        groupList.push_back(myAtoms[j]->getIndex() + 1);
600 <        mfact.push_back(myAtoms[j]->getMass() / mtot);
592 >
593 >  myMols = info->molecules;
594 >  numMol = info->n_mol;
595 >  for(int i  = 0; i < numMol; i++){
596 >    numCutoffGroups = myMols[i].getNCutoffGroups();
597 >    for(myCutoffGroup =myMols[i].beginCutoffGroup(iterCutoff); myCutoffGroup != NULL;
598 >                                                  myCutoffGroup =myMols[i].nextCutoffGroup(iterCutoff)){
599  
600 <      }
600 >      totalMass = myCutoffGroup->getMass();
601        
602 <      groupStart.push_back(curIndex);
603 <      curIndex += numAtom;
604 <      
605 <    } //end for(int i =0 ; i < ngroup; i++)    
606 <  }
609 <  else{
610 <    //using atomic cutoff, every single atom is just a group
611 <    
612 < #ifdef IS_MPI
613 <    ngroup = mpiSim->getMyNlocal();
602 >      for(cutoffAtom = myCutoffGroup->beginAtom(iterAtom); cutoffAtom != NULL;
603 >                                           cutoffAtom = myCutoffGroup->nextAtom(iterAtom)){
604 >        mfact.push_back(cutoffAtom->getMass()/totalMass);
605 > #ifdef IS_MPI        
606 >        groupList.push_back(cutoffAtom->getGlobalIndex() + 1);
607   #else
608 <    ngroup = info->n_atoms;
608 >        groupList.push_back(cutoffAtom->getIndex() + 1);
609   #endif
610 <    
611 <    for(int i =0 ; i < ngroup; i++){
612 <      groupStart.push_back(curIndex++);      
613 <      groupList.push_back((info->atoms[i])->getIndex() + 1);
614 <      mfact.push_back(1.0);
615 <      
616 <    }//end for(int i =0 ; i < ngroup; i++)
617 <    
618 <  }//end if (info->useMolecularCutoffs)
619 <  
610 >      }  
611 >                              
612 >      groupStart.push_back(curIndex);
613 >      curIndex += myCutoffGroup->getNumAtom();
614 >
615 >    }//end for(myCutoffGroup =myMols[i].beginCutoffGroup(iterCutoff))
616 >
617 >  }//end for(int i  = 0; i < numMol; i++)
618 >
619 >
620 >  //The last cutoff group need more element to indicate the end of the cutoff
621 >  ngroup = groupStart.size();
622   }

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