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root/OpenMD/branches/development/src/brains/SimInfo.cpp
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Comparing branches/development/src/brains/SimInfo.cpp (file contents):
Revision 1577 by gezelter, Wed Jun 8 20:26:56 2011 UTC vs.
Revision 1586 by gezelter, Tue Jun 21 06:34:35 2011 UTC

# Line 759 | Line 759 | namespace OpenMD {
759        if ( simParams_->getAccumulateBoxDipole() ) {
760          calcBoxDipole_ = true;      
761        }
762 <
762 >    
763      set<AtomType*>::iterator i;
764      set<AtomType*> atomTypes;
765      atomTypes = getSimulatedAtomTypes();    
# Line 772 | Line 772 | namespace OpenMD {
772        usesMetallic |= (*i)->isMetal();
773        usesDirectional |= (*i)->isDirectional();
774      }
775 <
775 >    
776   #ifdef IS_MPI    
777      int temp;
778      temp = usesDirectional;
779      MPI_Allreduce(&temp, &usesDirectionalAtoms_, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);    
780 <
780 >    
781      temp = usesMetallic;
782      MPI_Allreduce(&temp, &usesMetallicAtoms_, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);    
783 <
783 >    
784      temp = usesElectrostatic;
785      MPI_Allreduce(&temp, &usesElectrostaticAtoms_, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
786 + #else
787 +
788 +    usesDirectionalAtoms_ = usesDirectional;
789 +    usesMetallicAtoms_ = usesMetallic;
790 +    usesElectrostaticAtoms_ = usesElectrostatic;
791 +
792   #endif
793 +    
794 +    requiresPrepair_ = usesMetallicAtoms_ ? true : false;
795 +    requiresSkipCorrection_ = usesElectrostaticAtoms_ ? true : false;
796 +    requiresSelfCorrection_ = usesElectrostaticAtoms_ ? true : false;    
797    }
798  
799  
# Line 838 | Line 848 | namespace OpenMD {
848      Atom* atom;
849      RealType totalMass;
850  
851 <    //to avoid memory reallocation, reserve enough space for massFactors_
852 <    massFactors_.clear();
853 <    massFactors_.reserve(getNCutoffGroups());
851 >    /**
852 >     * The mass factor is the relative mass of an atom to the total
853 >     * mass of the cutoff group it belongs to.  By default, all atoms
854 >     * are their own cutoff groups, and therefore have mass factors of
855 >     * 1.  We need some special handling for massless atoms, which
856 >     * will be treated as carrying the entire mass of the cutoff
857 >     * group.
858 >     */
859 >    massFactors_.clear();
860 >    massFactors_.resize(getNAtoms(), 1.0);
861      
862 +    cerr << "mfs in si = " << massFactors_.size() << "\n";
863      for(mol = beginMolecule(mi); mol != NULL; mol = nextMolecule(mi)) {        
864        for (cg = mol->beginCutoffGroup(ci); cg != NULL;
865             cg = mol->nextCutoffGroup(ci)) {
# Line 849 | Line 867 | namespace OpenMD {
867          totalMass = cg->getMass();
868          for(atom = cg->beginAtom(ai); atom != NULL; atom = cg->nextAtom(ai)) {
869            // Check for massless groups - set mfact to 1 if true
870 <          if (totalMass != 0)
871 <            massFactors_.push_back(atom->getMass()/totalMass);
870 >          if (totalMass != 0)
871 >            massFactors_[atom->getLocalIndex()] = atom->getMass()/totalMass;
872            else
873 <            massFactors_.push_back( 1.0 );
873 >            massFactors_[atom->getLocalIndex()] = 1.0;
874          }
875        }      
876      }
# Line 879 | Line 897 | namespace OpenMD {
897      int* oneThreeList = oneThreeInteractions_.getPairList();
898      int* oneFourList = oneFourInteractions_.getPairList();
899  
882    //setFortranSim( &fInfo_, &nGlobalAtoms_, &nAtoms_, &identArray_[0],
883    //               &nExclude, excludeList,
884    //               &nOneTwo, oneTwoList,
885    //               &nOneThree, oneThreeList,
886    //               &nOneFour, oneFourList,
887    //               &molMembershipArray[0], &mfact[0], &nCutoffGroups_,
888    //               &fortranGlobalGroupMembership[0], &isError);
889    
900      topologyDone_ = true;
901    }
902  

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