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Comparing branches/development/src/brains/SimInfo.cpp (file contents):
Revision 1528 by gezelter, Fri Dec 17 20:11:05 2010 UTC vs.
Revision 1725 by gezelter, Sat May 26 18:13:43 2012 UTC

# Line 36 | Line 36
36   * [1]  Meineke, et al., J. Comp. Chem. 26, 252-271 (2005).            
37   * [2]  Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006).          
38   * [3]  Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008).          
39 < * [4]  Vardeman & Gezelter, in progress (2009).                        
39 > * [4]  Kuang & Gezelter,  J. Chem. Phys. 133, 164101 (2010).
40 > * [5]  Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011).
41   */
42  
43   /**
# Line 54 | Line 55
55   #include "math/Vector3.hpp"
56   #include "primitives/Molecule.hpp"
57   #include "primitives/StuntDouble.hpp"
57 – #include "UseTheForce/fCutoffPolicy.h"
58 – #include "UseTheForce/DarkSide/fSwitchingFunctionType.h"
59 – #include "UseTheForce/doForces_interface.h"
60 – #include "UseTheForce/DarkSide/neighborLists_interface.h"
61 – #include "UseTheForce/DarkSide/switcheroo_interface.h"
58   #include "utils/MemoryUtils.hpp"
59   #include "utils/simError.h"
60   #include "selection/SelectionManager.hpp"
61   #include "io/ForceFieldOptions.hpp"
62 < #include "UseTheForce/ForceField.hpp"
63 < #include "nonbonded/InteractionManager.hpp"
68 <
69 <
62 > #include "brains/ForceField.hpp"
63 > #include "nonbonded/SwitchingFunction.hpp"
64   #ifdef IS_MPI
65 < #include "UseTheForce/mpiComponentPlan.h"
66 < #include "UseTheForce/DarkSide/simParallel_interface.h"
73 < #endif
65 > #include <mpi.h>
66 > #endif
67  
68   using namespace std;
69   namespace OpenMD {
# Line 79 | Line 72 | namespace OpenMD {
72      forceField_(ff), simParams_(simParams),
73      ndf_(0), fdf_local(0), ndfRaw_(0), ndfTrans_(0), nZconstraint_(0),
74      nGlobalMols_(0), nGlobalAtoms_(0), nGlobalCutoffGroups_(0),
75 <    nGlobalIntegrableObjects_(0), nGlobalRigidBodies_(0),
75 >    nGlobalIntegrableObjects_(0), nGlobalRigidBodies_(0), nGlobalFluctuatingCharges_(0),
76      nAtoms_(0), nBonds_(0),  nBends_(0), nTorsions_(0), nInversions_(0),
77      nRigidBodies_(0), nIntegrableObjects_(0), nCutoffGroups_(0),
78 <    nConstraints_(0), sman_(NULL), fortranInitialized_(false),
78 >    nConstraints_(0), nFluctuatingCharges_(0), sman_(NULL), topologyDone_(false),
79      calcBoxDipole_(false), useAtomicVirial_(true) {    
80      
81      MoleculeStamp* molStamp;
# Line 136 | Line 129 | namespace OpenMD {
129      //equal to the total number of atoms minus number of atoms belong to
130      //cutoff group defined in meta-data file plus the number of cutoff
131      //groups defined in meta-data file
132 +
133      nGlobalCutoffGroups_ = nGlobalAtoms_ - nCutoffAtoms + nGroups;
134      
135      //every free atom (atom does not belong to rigid bodies) is an
# Line 231 | Line 225 | namespace OpenMD {
225  
226  
227    void SimInfo::calcNdf() {
228 <    int ndf_local;
228 >    int ndf_local, nfq_local;
229      MoleculeIterator i;
230      vector<StuntDouble*>::iterator j;
231 +    vector<Atom*>::iterator k;
232 +
233      Molecule* mol;
234      StuntDouble* integrableObject;
235 +    Atom* atom;
236  
237      ndf_local = 0;
238 +    nfq_local = 0;
239      
240      for (mol = beginMolecule(i); mol != NULL; mol = nextMolecule(i)) {
241        for (integrableObject = mol->beginIntegrableObject(j); integrableObject != NULL;
# Line 252 | Line 250 | namespace OpenMD {
250              ndf_local += 3;
251            }
252          }
253 <            
253 >      }
254 >      for (atom = mol->beginFluctuatingCharge(k); atom != NULL;
255 >           atom = mol->nextFluctuatingCharge(k)) {
256 >        if (atom->isFluctuatingCharge()) {
257 >          nfq_local++;
258 >        }
259        }
260      }
261      
# Line 261 | Line 264 | namespace OpenMD {
264  
265   #ifdef IS_MPI
266      MPI_Allreduce(&ndf_local,&ndf_,1,MPI_INT,MPI_SUM, MPI_COMM_WORLD);
267 +    MPI_Allreduce(&nfq_local,&nGlobalFluctuatingCharges_,1, MPI_INT, MPI_SUM, MPI_COMM_WORLD);
268   #else
269      ndf_ = ndf_local;
270 +    nGlobalFluctuatingCharges_ = nfq_local;
271   #endif
272  
273      // nZconstraints_ is global, as are the 3 COM translations for the
# Line 278 | Line 283 | namespace OpenMD {
283      fdf_ = fdf_local;
284   #endif
285      return fdf_;
286 +  }
287 +  
288 +  unsigned int SimInfo::getNLocalCutoffGroups(){
289 +    int nLocalCutoffAtoms = 0;
290 +    Molecule* mol;
291 +    MoleculeIterator mi;
292 +    CutoffGroup* cg;
293 +    Molecule::CutoffGroupIterator ci;
294 +    
295 +    for (mol = beginMolecule(mi); mol != NULL; mol  = nextMolecule(mi)) {
296 +      
297 +      for (cg = mol->beginCutoffGroup(ci); cg != NULL;
298 +           cg = mol->nextCutoffGroup(ci)) {
299 +        nLocalCutoffAtoms += cg->getNumAtom();
300 +        
301 +      }        
302 +    }
303 +    
304 +    return nAtoms_ - nLocalCutoffAtoms + nCutoffGroups_;
305    }
306      
307    void SimInfo::calcNdfRaw() {
# Line 656 | Line 680 | namespace OpenMD {
680      molStampIds_.insert(molStampIds_.end(), nmol, curStampId);
681    }
682  
659 –  void SimInfo::update() {
660 –
661 –    setupSimType();
662 –    setupCutoffRadius();
663 –    setupSwitchingRadius();
664 –    setupCutoffMethod();
665 –    setupSkinThickness();
666 –    setupSwitchingFunction();
667 –    setupAccumulateBoxDipole();
683  
684 < #ifdef IS_MPI
685 <    setupFortranParallel();
686 < #endif
687 <    setupFortranSim();
688 <    fortranInitialized_ = true;
689 <
684 >  /**
685 >   * update
686 >   *
687 >   *  Performs the global checks and variable settings after the
688 >   *  objects have been created.
689 >   *
690 >   */
691 >  void SimInfo::update() {  
692 >    setupSimVariables();
693      calcNdf();
694      calcNdfRaw();
695      calcNdfTrans();
696    }
697    
698 +  /**
699 +   * getSimulatedAtomTypes
700 +   *
701 +   * Returns an STL set of AtomType* that are actually present in this
702 +   * simulation.  Must query all processors to assemble this information.
703 +   *
704 +   */
705    set<AtomType*> SimInfo::getSimulatedAtomTypes() {
706      SimInfo::MoleculeIterator mi;
707      Molecule* mol;
# Line 685 | Line 710 | namespace OpenMD {
710      set<AtomType*> atomTypes;
711      
712      for(mol = beginMolecule(mi); mol != NULL; mol = nextMolecule(mi)) {
713 <      
714 <      for(atom = mol->beginAtom(ai); atom != NULL; atom = mol->nextAtom(ai)) {
713 >      for(atom = mol->beginAtom(ai); atom != NULL;
714 >          atom = mol->nextAtom(ai)) {
715          atomTypes.insert(atom->getAtomType());
716 <      }
717 <      
693 <    }
716 >      }      
717 >    }    
718      
719 <    return atomTypes;        
696 <  }
719 > #ifdef IS_MPI
720  
721 <  /**
722 <   * setupCutoffRadius
700 <   *
701 <   *  If the cutoffRadius was explicitly set, use that value.
702 <   *  If the cutoffRadius was not explicitly set:
703 <   *      Are there electrostatic atoms?  Use 12.0 Angstroms.
704 <   *      No electrostatic atoms?  Poll the atom types present in the
705 <   *      simulation for suggested cutoff values (e.g. 2.5 * sigma).
706 <   *      Use the maximum suggested value that was found.
707 <   */
708 <  void SimInfo::setupCutoffRadius() {
721 >    // loop over the found atom types on this processor, and add their
722 >    // numerical idents to a vector:
723      
724 <    if (simParams_->haveCutoffRadius()) {
725 <      cutoffRadius_ = simParams_->getCutoffRadius();
726 <    } else {      
727 <      if (usesElectrostaticAtoms_) {
714 <        sprintf(painCave.errMsg,
715 <                "SimInfo Warning: No value was set for the cutoffRadius.\n"
716 <                "\tOpenMD will use a default value of 12.0 angstroms"
717 <                "\tfor the cutoffRadius.\n");
718 <        painCave.isFatal = 0;
719 <        simError();
720 <        cutoffRadius_ = 12.0;
721 <      } else {
722 <        RealType thisCut;
723 <        set<AtomType*>::iterator i;
724 <        set<AtomType*> atomTypes;
725 <        atomTypes = getSimulatedAtomTypes();        
726 <        for (i = atomTypes.begin(); i != atomTypes.end(); ++i) {
727 <          thisCut = InteractionManager::Instance()->getSuggestedCutoffRadius((*i));
728 <          cutoffRadius_ = max(thisCut, cutoffRadius_);
729 <        }
730 <        sprintf(painCave.errMsg,
731 <                "SimInfo Warning: No value was set for the cutoffRadius.\n"
732 <                "\tOpenMD will use %lf angstroms.\n",
733 <                cutoffRadius_);
734 <        painCave.isFatal = 0;
735 <        simError();
736 <      }            
737 <    }
724 >    vector<int> foundTypes;
725 >    set<AtomType*>::iterator i;
726 >    for (i = atomTypes.begin(); i != atomTypes.end(); ++i)
727 >      foundTypes.push_back( (*i)->getIdent() );
728  
729 <    InteractionManager::Instance()->setCutoffRadius(cutoffRadius_);
730 <  }
729 >    // count_local holds the number of found types on this processor
730 >    int count_local = foundTypes.size();
731 >
732 >    int nproc = MPI::COMM_WORLD.Get_size();
733 >
734 >    // we need arrays to hold the counts and displacement vectors for
735 >    // all processors
736 >    vector<int> counts(nproc, 0);
737 >    vector<int> disps(nproc, 0);
738 >
739 >    // fill the counts array
740 >    MPI::COMM_WORLD.Allgather(&count_local, 1, MPI::INT, &counts[0],
741 >                              1, MPI::INT);
742    
743 <  /**
744 <   * setupSwitchingRadius
745 <   *
746 <   *  If the switchingRadius was explicitly set, use that value (but check it)
747 <   *  If the switchingRadius was not explicitly set: use 0.85 * cutoffRadius_
748 <   */
749 <  void SimInfo::setupSwitchingRadius() {
743 >    // use the processor counts to compute the displacement array
744 >    disps[0] = 0;    
745 >    int totalCount = counts[0];
746 >    for (int iproc = 1; iproc < nproc; iproc++) {
747 >      disps[iproc] = disps[iproc-1] + counts[iproc-1];
748 >      totalCount += counts[iproc];
749 >    }
750 >
751 >    // we need a (possibly redundant) set of all found types:
752 >    vector<int> ftGlobal(totalCount);
753      
754 <    if (simParams_->haveSwitchingRadius()) {
755 <      switchingRadius_ = simParams_->getSwitchingRadius();
756 <      if (switchingRadius_ > cutoffRadius_) {        
757 <        sprintf(painCave.errMsg,
754 <                "SimInfo Error: switchingRadius (%f) is larger than cutoffRadius(%f)\n",
755 <                switchingRadius_, cutoffRadius_);
756 <        painCave.isFatal = 1;
757 <        simError();
754 >    // now spray out the foundTypes to all the other processors:    
755 >    MPI::COMM_WORLD.Allgatherv(&foundTypes[0], count_local, MPI::INT,
756 >                               &ftGlobal[0], &counts[0], &disps[0],
757 >                               MPI::INT);
758  
759 <      }
760 <    } else {      
761 <      switchingRadius_ = 0.85 * cutoffRadius_;
762 <      sprintf(painCave.errMsg,
763 <              "SimInfo Warning: No value was set for the switchingRadius.\n"
764 <              "\tOpenMD will use a default value of 85 percent of the cutoffRadius.\n"
765 <              "\tswitchingRadius = %f. for this simulation\n", switchingRadius_);
766 <      painCave.isFatal = 0;
767 <      simError();
768 <    }            
769 <    InteractionManager::Instance()->setSwitchingRadius(switchingRadius_);
770 <  }
759 >    vector<int>::iterator j;
760  
761 <  /**
762 <   * setupSkinThickness
763 <   *
764 <   *  If the skinThickness was explicitly set, use that value (but check it)
765 <   *  If the skinThickness was not explicitly set: use 1.0 angstroms
766 <   */
767 <  void SimInfo::setupSkinThickness() {    
768 <    if (simParams_->haveSkinThickness()) {
769 <      skinThickness_ = simParams_->getSkinThickness();
770 <    } else {      
771 <      skinThickness_ = 1.0;
772 <      sprintf(painCave.errMsg,
773 <              "SimInfo Warning: No value was set for the skinThickness.\n"
774 <              "\tOpenMD will use a default value of %f Angstroms\n"
775 <              "\tfor this simulation\n", skinThickness_);
776 <      painCave.isFatal = 0;
788 <      simError();
789 <    }            
761 >    // foundIdents is a stl set, so inserting an already found ident
762 >    // will have no effect.
763 >    set<int> foundIdents;
764 >
765 >    for (j = ftGlobal.begin(); j != ftGlobal.end(); ++j)
766 >      foundIdents.insert((*j));
767 >    
768 >    // now iterate over the foundIdents and get the actual atom types
769 >    // that correspond to these:
770 >    set<int>::iterator it;
771 >    for (it = foundIdents.begin(); it != foundIdents.end(); ++it)
772 >      atomTypes.insert( forceField_->getAtomType((*it)) );
773 >
774 > #endif
775 >
776 >    return atomTypes;        
777    }
778  
779 <  void SimInfo::setupSimType() {
779 >  void SimInfo::setupSimVariables() {
780 >    useAtomicVirial_ = simParams_->getUseAtomicVirial();
781 >    // we only call setAccumulateBoxDipole if the accumulateBoxDipole parameter is true
782 >    calcBoxDipole_ = false;
783 >    if ( simParams_->haveAccumulateBoxDipole() )
784 >      if ( simParams_->getAccumulateBoxDipole() ) {
785 >        calcBoxDipole_ = true;      
786 >      }
787 >    
788      set<AtomType*>::iterator i;
789      set<AtomType*> atomTypes;
790 <    atomTypes = getSimulatedAtomTypes();
796 <
797 <    useAtomicVirial_ = simParams_->getUseAtomicVirial();
798 <
790 >    atomTypes = getSimulatedAtomTypes();    
791      int usesElectrostatic = 0;
792      int usesMetallic = 0;
793      int usesDirectional = 0;
794 +    int usesFluctuatingCharges =  0;
795      //loop over all of the atom types
796      for (i = atomTypes.begin(); i != atomTypes.end(); ++i) {
797        usesElectrostatic |= (*i)->isElectrostatic();
798        usesMetallic |= (*i)->isMetal();
799        usesDirectional |= (*i)->isDirectional();
800 +      usesFluctuatingCharges |= (*i)->isFluctuatingCharge();
801      }
802 <
802 >    
803   #ifdef IS_MPI    
804      int temp;
805      temp = usesDirectional;
806      MPI_Allreduce(&temp, &usesDirectionalAtoms_, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);    
807 <
807 >    
808      temp = usesMetallic;
809      MPI_Allreduce(&temp, &usesMetallicAtoms_, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);    
810 <
810 >    
811      temp = usesElectrostatic;
812      MPI_Allreduce(&temp, &usesElectrostaticAtoms_, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
813 +
814 +    temp = usesFluctuatingCharges;
815 +    MPI_Allreduce(&temp, &usesFluctuatingCharges_, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
816 + #else
817 +
818 +    usesDirectionalAtoms_ = usesDirectional;
819 +    usesMetallicAtoms_ = usesMetallic;
820 +    usesElectrostaticAtoms_ = usesElectrostatic;
821 +    usesFluctuatingCharges_ = usesFluctuatingCharges;
822 +
823   #endif
824 <    fInfo_.SIM_uses_PBC = usesPeriodicBoundaries_;    
825 <    fInfo_.SIM_uses_DirectionalAtoms = usesDirectionalAtoms_;
826 <    fInfo_.SIM_uses_MetallicAtoms = usesMetallicAtoms_;
827 <    fInfo_.SIM_requires_SkipCorrection = usesElectrostaticAtoms_;
824 <    fInfo_.SIM_requires_SelfCorrection = usesElectrostaticAtoms_;
825 <    fInfo_.SIM_uses_AtomicVirial = usesAtomicVirial_;
824 >    
825 >    requiresPrepair_ = usesMetallicAtoms_ ? true : false;
826 >    requiresSkipCorrection_ = usesElectrostaticAtoms_ ? true : false;
827 >    requiresSelfCorrection_ = usesElectrostaticAtoms_ ? true : false;    
828    }
829  
830 <  void SimInfo::setupFortranSim() {
831 <    int isError;
832 <    int nExclude, nOneTwo, nOneThree, nOneFour;
833 <    vector<int> fortranGlobalGroupMembership;
830 >
831 >  vector<int> SimInfo::getGlobalAtomIndices() {
832 >    SimInfo::MoleculeIterator mi;
833 >    Molecule* mol;
834 >    Molecule::AtomIterator ai;
835 >    Atom* atom;
836 >
837 >    vector<int> GlobalAtomIndices(getNAtoms(), 0);
838      
839 <    notifyFortranSkinThickness(&skinThickness_);
839 >    for (mol = beginMolecule(mi); mol != NULL; mol  = nextMolecule(mi)) {
840 >      
841 >      for (atom = mol->beginAtom(ai); atom != NULL; atom = mol->nextAtom(ai)) {
842 >        GlobalAtomIndices[atom->getLocalIndex()] = atom->getGlobalIndex();
843 >      }
844 >    }
845 >    return GlobalAtomIndices;
846 >  }
847  
835 –    int ljsp = cutoffMethod_ == SHIFTED_POTENTIAL ? 1 : 0;
836 –    int ljsf = cutoffMethod_ == SHIFTED_FORCE ? 1 : 0;
837 –    notifyFortranCutoffs(&cutoffRadius_, &switchingRadius_, &ljsp, &ljsf);
848  
849 <    isError = 0;
849 >  vector<int> SimInfo::getGlobalGroupIndices() {
850 >    SimInfo::MoleculeIterator mi;
851 >    Molecule* mol;
852 >    Molecule::CutoffGroupIterator ci;
853 >    CutoffGroup* cg;
854  
855 <    //globalGroupMembership_ is filled by SimCreator    
856 <    for (int i = 0; i < nGlobalAtoms_; i++) {
857 <      fortranGlobalGroupMembership.push_back(globalGroupMembership_[i] + 1);
855 >    vector<int> GlobalGroupIndices;
856 >    
857 >    for (mol = beginMolecule(mi); mol != NULL; mol  = nextMolecule(mi)) {
858 >      
859 >      //local index of cutoff group is trivial, it only depends on the
860 >      //order of travesing
861 >      for (cg = mol->beginCutoffGroup(ci); cg != NULL;
862 >           cg = mol->nextCutoffGroup(ci)) {
863 >        GlobalGroupIndices.push_back(cg->getGlobalIndex());
864 >      }        
865      }
866 +    return GlobalGroupIndices;
867 +  }
868  
869 +
870 +  void SimInfo::prepareTopology() {
871 +    int nExclude, nOneTwo, nOneThree, nOneFour;
872 +
873      //calculate mass ratio of cutoff group
847 –    vector<RealType> mfact;
874      SimInfo::MoleculeIterator mi;
875      Molecule* mol;
876      Molecule::CutoffGroupIterator ci;
# Line 853 | Line 879 | namespace OpenMD {
879      Atom* atom;
880      RealType totalMass;
881  
882 <    //to avoid memory reallocation, reserve enough space for mfact
883 <    mfact.reserve(getNCutoffGroups());
882 >    /**
883 >     * The mass factor is the relative mass of an atom to the total
884 >     * mass of the cutoff group it belongs to.  By default, all atoms
885 >     * are their own cutoff groups, and therefore have mass factors of
886 >     * 1.  We need some special handling for massless atoms, which
887 >     * will be treated as carrying the entire mass of the cutoff
888 >     * group.
889 >     */
890 >    massFactors_.clear();
891 >    massFactors_.resize(getNAtoms(), 1.0);
892      
893      for(mol = beginMolecule(mi); mol != NULL; mol = nextMolecule(mi)) {        
894 <      for (cg = mol->beginCutoffGroup(ci); cg != NULL; cg = mol->nextCutoffGroup(ci)) {
894 >      for (cg = mol->beginCutoffGroup(ci); cg != NULL;
895 >           cg = mol->nextCutoffGroup(ci)) {
896  
897          totalMass = cg->getMass();
898          for(atom = cg->beginAtom(ai); atom != NULL; atom = cg->nextAtom(ai)) {
899            // Check for massless groups - set mfact to 1 if true
900 <          if (totalMass != 0)
901 <            mfact.push_back(atom->getMass()/totalMass);
900 >          if (totalMass != 0)
901 >            massFactors_[atom->getLocalIndex()] = atom->getMass()/totalMass;
902            else
903 <            mfact.push_back( 1.0 );
903 >            massFactors_[atom->getLocalIndex()] = 1.0;
904          }
905        }      
906      }
907  
908 <    //fill ident array of local atoms (it is actually ident of AtomType, it is so confusing !!!)
874 <    vector<int> identArray;
908 >    // Build the identArray_
909  
910 <    //to avoid memory reallocation, reserve enough space identArray
911 <    identArray.reserve(getNAtoms());
878 <    
910 >    identArray_.clear();
911 >    identArray_.reserve(getNAtoms());    
912      for(mol = beginMolecule(mi); mol != NULL; mol = nextMolecule(mi)) {        
913        for(atom = mol->beginAtom(ai); atom != NULL; atom = mol->nextAtom(ai)) {
914 <        identArray.push_back(atom->getIdent());
914 >        identArray_.push_back(atom->getIdent());
915        }
916      }    
884 –
885 –    //fill molMembershipArray
886 –    //molMembershipArray is filled by SimCreator    
887 –    vector<int> molMembershipArray(nGlobalAtoms_);
888 –    for (int i = 0; i < nGlobalAtoms_; i++) {
889 –      molMembershipArray[i] = globalMolMembership_[i] + 1;
890 –    }
917      
918 <    //setup fortran simulation
918 >    //scan topology
919  
920      nExclude = excludedInteractions_.getSize();
921      nOneTwo = oneTwoInteractions_.getSize();
# Line 901 | Line 927 | namespace OpenMD {
927      int* oneThreeList = oneThreeInteractions_.getPairList();
928      int* oneFourList = oneFourInteractions_.getPairList();
929  
930 <    setFortranSim( &fInfo_, &nGlobalAtoms_, &nAtoms_, &identArray[0],
905 <                   &nExclude, excludeList,
906 <                   &nOneTwo, oneTwoList,
907 <                   &nOneThree, oneThreeList,
908 <                   &nOneFour, oneFourList,
909 <                   &molMembershipArray[0], &mfact[0], &nCutoffGroups_,
910 <                   &fortranGlobalGroupMembership[0], &isError);
911 <    
912 <    if( isError ){
913 <      
914 <      sprintf( painCave.errMsg,
915 <               "There was an error setting the simulation information in fortran.\n" );
916 <      painCave.isFatal = 1;
917 <      painCave.severity = OPENMD_ERROR;
918 <      simError();
919 <    }
920 <    
921 <    
922 <    sprintf( checkPointMsg,
923 <             "succesfully sent the simulation information to fortran.\n");
924 <    
925 <    errorCheckPoint();
926 <    
927 <    // Setup number of neighbors in neighbor list if present
928 <    if (simParams_->haveNeighborListNeighbors()) {
929 <      int nlistNeighbors = simParams_->getNeighborListNeighbors();
930 <      setNeighbors(&nlistNeighbors);
931 <    }
932 <  
933 <
934 <  }
935 <
936 <
937 <  void SimInfo::setupFortranParallel() {
938 < #ifdef IS_MPI    
939 <    //SimInfo is responsible for creating localToGlobalAtomIndex and localToGlobalGroupIndex
940 <    vector<int> localToGlobalAtomIndex(getNAtoms(), 0);
941 <    vector<int> localToGlobalCutoffGroupIndex;
942 <    SimInfo::MoleculeIterator mi;
943 <    Molecule::AtomIterator ai;
944 <    Molecule::CutoffGroupIterator ci;
945 <    Molecule* mol;
946 <    Atom* atom;
947 <    CutoffGroup* cg;
948 <    mpiSimData parallelData;
949 <    int isError;
950 <
951 <    for (mol = beginMolecule(mi); mol != NULL; mol  = nextMolecule(mi)) {
952 <
953 <      //local index(index in DataStorge) of atom is important
954 <      for (atom = mol->beginAtom(ai); atom != NULL; atom = mol->nextAtom(ai)) {
955 <        localToGlobalAtomIndex[atom->getLocalIndex()] = atom->getGlobalIndex() + 1;
956 <      }
957 <
958 <      //local index of cutoff group is trivial, it only depends on the order of travesing
959 <      for (cg = mol->beginCutoffGroup(ci); cg != NULL; cg = mol->nextCutoffGroup(ci)) {
960 <        localToGlobalCutoffGroupIndex.push_back(cg->getGlobalIndex() + 1);
961 <      }        
962 <        
963 <    }
964 <
965 <    //fill up mpiSimData struct
966 <    parallelData.nMolGlobal = getNGlobalMolecules();
967 <    parallelData.nMolLocal = getNMolecules();
968 <    parallelData.nAtomsGlobal = getNGlobalAtoms();
969 <    parallelData.nAtomsLocal = getNAtoms();
970 <    parallelData.nGroupsGlobal = getNGlobalCutoffGroups();
971 <    parallelData.nGroupsLocal = getNCutoffGroups();
972 <    parallelData.myNode = worldRank;
973 <    MPI_Comm_size(MPI_COMM_WORLD, &(parallelData.nProcessors));
974 <
975 <    //pass mpiSimData struct and index arrays to fortran
976 <    setFsimParallel(&parallelData, &(parallelData.nAtomsLocal),
977 <                    &localToGlobalAtomIndex[0],  &(parallelData.nGroupsLocal),
978 <                    &localToGlobalCutoffGroupIndex[0], &isError);
979 <
980 <    if (isError) {
981 <      sprintf(painCave.errMsg,
982 <              "mpiRefresh errror: fortran didn't like something we gave it.\n");
983 <      painCave.isFatal = 1;
984 <      simError();
985 <    }
986 <
987 <    sprintf(checkPointMsg, " mpiRefresh successful.\n");
988 <    errorCheckPoint();
989 <
990 < #endif
991 <  }
992 <
993 <
994 <  void SimInfo::setupSwitchingFunction() {    
995 <    int ft = CUBIC;
996 <    
997 <    if (simParams_->haveSwitchingFunctionType()) {
998 <      string funcType = simParams_->getSwitchingFunctionType();
999 <      toUpper(funcType);
1000 <      if (funcType == "CUBIC") {
1001 <        ft = CUBIC;
1002 <      } else {
1003 <        if (funcType == "FIFTH_ORDER_POLYNOMIAL") {
1004 <          ft = FIFTH_ORDER_POLY;
1005 <        } else {
1006 <          // throw error        
1007 <          sprintf( painCave.errMsg,
1008 <                   "SimInfo error: Unknown switchingFunctionType. (Input file specified %s .)\n\tswitchingFunctionType must be one of: \"cubic\" or \"fifth_order_polynomial\".", funcType.c_str() );
1009 <          painCave.isFatal = 1;
1010 <          simError();
1011 <        }          
1012 <      }
1013 <    }
1014 <
1015 <    // send switching function notification to switcheroo
1016 <    setFunctionType(&ft);
1017 <
930 >    topologyDone_ = true;
931    }
932  
1020 –  void SimInfo::setupAccumulateBoxDipole() {    
1021 –
1022 –    // we only call setAccumulateBoxDipole if the accumulateBoxDipole parameter is true
1023 –    if ( simParams_->haveAccumulateBoxDipole() )
1024 –      if ( simParams_->getAccumulateBoxDipole() ) {
1025 –        calcBoxDipole_ = true;
1026 –      }
1027 –
1028 –  }
1029 –
933    void SimInfo::addProperty(GenericData* genData) {
934      properties_.addProperty(genData);  
935    }
# Line 1061 | Line 964 | namespace OpenMD {
964      Molecule* mol;
965      RigidBody* rb;
966      Atom* atom;
967 +    CutoffGroup* cg;
968      SimInfo::MoleculeIterator mi;
969      Molecule::RigidBodyIterator rbIter;
970 <    Molecule::AtomIterator atomIter;;
970 >    Molecule::AtomIterator atomIter;
971 >    Molecule::CutoffGroupIterator cgIter;
972  
973      for (mol = beginMolecule(mi); mol != NULL; mol = nextMolecule(mi)) {
974          
# Line 1073 | Line 978 | namespace OpenMD {
978          
979        for (rb = mol->beginRigidBody(rbIter); rb != NULL; rb = mol->nextRigidBody(rbIter)) {
980          rb->setSnapshotManager(sman_);
981 +      }
982 +
983 +      for (cg = mol->beginCutoffGroup(cgIter); cg != NULL; cg = mol->nextCutoffGroup(cgIter)) {
984 +        cg->setSnapshotManager(sman_);
985        }
986      }    
987      
# Line 1302 | Line 1211 | namespace OpenMD {
1211      
1212      det = intTensor.determinant();
1213      sysconstants = geomCnst/(RealType)nGlobalIntegrableObjects_;
1214 <    volume = 4.0/3.0*NumericConstant::PI*pow(sysconstants,3.0/2.0)*sqrt(det);
1214 >    volume = 4.0/3.0*NumericConstant::PI*pow(sysconstants,geomCnst)*sqrt(det);
1215      return;
1216    }
1217  
# Line 1318 | Line 1227 | namespace OpenMD {
1227      
1228      detI = intTensor.determinant();
1229      sysconstants = geomCnst/(RealType)nGlobalIntegrableObjects_;
1230 <    volume = 4.0/3.0*NumericConstant::PI*pow(sysconstants,3.0/2.0)*sqrt(detI);
1230 >    volume = 4.0/3.0*NumericConstant::PI*pow(sysconstants,geomCnst)*sqrt(detI);
1231      return;
1232    }
1233   /*

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