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Comparing trunk/src/brains/SimInfo.cpp (file contents):
Revision 720 by chrisfen, Tue Nov 8 13:32:06 2005 UTC vs.
Revision 1987 by gezelter, Thu Apr 17 19:07:31 2014 UTC

# Line 6 | Line 6
6   * redistribute this software in source and binary code form, provided
7   * that the following conditions are met:
8   *
9 < * 1. Acknowledgement of the program authors must be made in any
10 < *    publication of scientific results based in part on use of the
11 < *    program.  An acceptable form of acknowledgement is citation of
12 < *    the article in which the program was described (Matthew
13 < *    A. Meineke, Charles F. Vardeman II, Teng Lin, Christopher
14 < *    J. Fennell and J. Daniel Gezelter, "OOPSE: An Object-Oriented
15 < *    Parallel Simulation Engine for Molecular Dynamics,"
16 < *    J. Comput. Chem. 26, pp. 252-271 (2005))
17 < *
18 < * 2. Redistributions of source code must retain the above copyright
9 > * 1. Redistributions of source code must retain the above copyright
10   *    notice, this list of conditions and the following disclaimer.
11   *
12 < * 3. Redistributions in binary form must reproduce the above copyright
12 > * 2. Redistributions in binary form must reproduce the above copyright
13   *    notice, this list of conditions and the following disclaimer in the
14   *    documentation and/or other materials provided with the
15   *    distribution.
# Line 37 | Line 28
28   * arising out of the use of or inability to use software, even if the
29   * University of Notre Dame has been advised of the possibility of
30   * such damages.
31 + *
32 + * SUPPORT OPEN SCIENCE!  If you use OpenMD or its source code in your
33 + * research, please cite the appropriate papers when you publish your
34 + * work.  Good starting points are:
35 + *                                                                      
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, 234107 (2008).          
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 46 | Line 47
47   * @version 1.0
48   */
49  
50 + #ifdef IS_MPI
51 + #include <mpi.h>
52 + #endif
53   #include <algorithm>
54   #include <set>
55 + #include <map>
56  
57   #include "brains/SimInfo.hpp"
58   #include "math/Vector3.hpp"
59   #include "primitives/Molecule.hpp"
60 < #include "UseTheForce/fCutoffPolicy.h"
56 < #include "UseTheForce/DarkSide/fElectrostaticSummationMethod.h"
57 < #include "UseTheForce/DarkSide/fElectrostaticScreeningMethod.h"
58 < #include "UseTheForce/doForces_interface.h"
59 < #include "UseTheForce/DarkSide/electrostatic_interface.h"
60 < #include "UseTheForce/notifyCutoffs_interface.h"
60 > #include "primitives/StuntDouble.hpp"
61   #include "utils/MemoryUtils.hpp"
62   #include "utils/simError.h"
63   #include "selection/SelectionManager.hpp"
64 + #include "io/ForceFieldOptions.hpp"
65 + #include "brains/ForceField.hpp"
66 + #include "nonbonded/SwitchingFunction.hpp"
67  
68 < #ifdef IS_MPI
69 < #include "UseTheForce/mpiComponentPlan.h"
70 < #include "UseTheForce/DarkSide/simParallel_interface.h"
71 < #endif
72 <
73 < namespace oopse {
71 <
72 <  SimInfo::SimInfo(MakeStamps* stamps, std::vector<std::pair<MoleculeStamp*, int> >& molStampPairs,
73 <                   ForceField* ff, Globals* simParams) :
74 <    stamps_(stamps), forceField_(ff), simParams_(simParams),
75 <    ndf_(0), ndfRaw_(0), ndfTrans_(0), nZconstraint_(0),
68 > using namespace std;
69 > namespace OpenMD {
70 >  
71 >  SimInfo::SimInfo(ForceField* ff, Globals* simParams) :
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),
76 <    nAtoms_(0), nBonds_(0),  nBends_(0), nTorsions_(0), nRigidBodies_(0),
77 <    nIntegrableObjects_(0),  nCutoffGroups_(0), nConstraints_(0),
78 <    sman_(NULL), fortranInitialized_(false) {
79 <
80 <            
81 <      std::vector<std::pair<MoleculeStamp*, int> >::iterator i;
82 <      MoleculeStamp* molStamp;
85 <      int nMolWithSameStamp;
86 <      int nCutoffAtoms = 0; // number of atoms belong to cutoff groups
87 <      int nGroups = 0;      //total cutoff groups defined in meta-data file
88 <      CutoffGroupStamp* cgStamp;    
89 <      RigidBodyStamp* rbStamp;
90 <      int nRigidAtoms = 0;
75 >    nGlobalIntegrableObjects_(0), nGlobalRigidBodies_(0),
76 >    nGlobalFluctuatingCharges_(0), nGlobalBonds_(0), nGlobalBends_(0),
77 >    nGlobalTorsions_(0), nGlobalInversions_(0), nGlobalConstraints_(0),
78 >    nAtoms_(0), nBonds_(0), nBends_(0), nTorsions_(0), nInversions_(0),
79 >    nRigidBodies_(0), nIntegrableObjects_(0), nCutoffGroups_(0),
80 >    nConstraints_(0), nFluctuatingCharges_(0), sman_(NULL),
81 >    topologyDone_(false), calcBoxDipole_(false), useAtomicVirial_(true),
82 >    hasNGlobalConstraints_(false) {    
83      
84 <      for (i = molStampPairs.begin(); i !=molStampPairs.end(); ++i) {
85 <        molStamp = i->first;
86 <        nMolWithSameStamp = i->second;
87 <        
88 <        addMoleculeStamp(molStamp, nMolWithSameStamp);
89 <
90 <        //calculate atoms in molecules
91 <        nGlobalAtoms_ += molStamp->getNAtoms() *nMolWithSameStamp;  
92 <
93 <
94 <        //calculate atoms in cutoff groups
95 <        int nAtomsInGroups = 0;
96 <        int nCutoffGroupsInStamp = molStamp->getNCutoffGroups();
97 <        
98 <        for (int j=0; j < nCutoffGroupsInStamp; j++) {
99 <          cgStamp = molStamp->getCutoffGroup(j);
100 <          nAtomsInGroups += cgStamp->getNMembers();
101 <        }
110 <
111 <        nGroups += nCutoffGroupsInStamp * nMolWithSameStamp;
112 <
113 <        nCutoffAtoms += nAtomsInGroups * nMolWithSameStamp;            
114 <
115 <        //calculate atoms in rigid bodies
116 <        int nAtomsInRigidBodies = 0;
117 <        int nRigidBodiesInStamp = molStamp->getNRigidBodies();
118 <        
119 <        for (int j=0; j < nRigidBodiesInStamp; j++) {
120 <          rbStamp = molStamp->getRigidBody(j);
121 <          nAtomsInRigidBodies += rbStamp->getNMembers();
122 <        }
123 <
124 <        nGlobalRigidBodies_ += nRigidBodiesInStamp * nMolWithSameStamp;
125 <        nRigidAtoms += nAtomsInRigidBodies * nMolWithSameStamp;            
126 <        
84 >    MoleculeStamp* molStamp;
85 >    int nMolWithSameStamp;
86 >    int nCutoffAtoms = 0; // number of atoms belong to cutoff groups
87 >    int nGroups = 0;       //total cutoff groups defined in meta-data file
88 >    CutoffGroupStamp* cgStamp;    
89 >    RigidBodyStamp* rbStamp;
90 >    int nRigidAtoms = 0;
91 >    
92 >    vector<Component*> components = simParams->getComponents();
93 >    
94 >    for (vector<Component*>::iterator i = components.begin();
95 >         i !=components.end(); ++i) {
96 >      molStamp = (*i)->getMoleculeStamp();
97 >      if ( (*i)->haveRegion() ) {        
98 >        molStamp->setRegion( (*i)->getRegion() );
99 >      } else {
100 >        // set the region to a disallowed value:
101 >        molStamp->setRegion( -1 );
102        }
103  
104 <      //every free atom (atom does not belong to cutoff groups) is a cutoff
105 <      //group therefore the total number of cutoff groups in the system is
106 <      //equal to the total number of atoms minus number of atoms belong to
107 <      //cutoff group defined in meta-data file plus the number of cutoff
108 <      //groups defined in meta-data file
109 <      nGlobalCutoffGroups_ = nGlobalAtoms_ - nCutoffAtoms + nGroups;
110 <
111 <      //every free atom (atom does not belong to rigid bodies) is an
112 <      //integrable object therefore the total number of integrable objects
113 <      //in the system is equal to the total number of atoms minus number of
114 <      //atoms belong to rigid body defined in meta-data file plus the number
115 <      //of rigid bodies defined in meta-data file
116 <      nGlobalIntegrableObjects_ = nGlobalAtoms_ - nRigidAtoms
117 <                                                + nGlobalRigidBodies_;
118 <  
119 <      nGlobalMols_ = molStampIds_.size();
120 <
121 < #ifdef IS_MPI    
122 <      molToProcMap_.resize(nGlobalMols_);
123 < #endif
124 <
104 >      nMolWithSameStamp = (*i)->getNMol();
105 >      
106 >      addMoleculeStamp(molStamp, nMolWithSameStamp);
107 >      
108 >      //calculate atoms in molecules
109 >      nGlobalAtoms_ += molStamp->getNAtoms() * nMolWithSameStamp;
110 >      nGlobalBonds_ += molStamp->getNBonds() * nMolWithSameStamp;
111 >      nGlobalBends_ += molStamp->getNBends() * nMolWithSameStamp;
112 >      nGlobalTorsions_ += molStamp->getNTorsions() * nMolWithSameStamp;
113 >      nGlobalInversions_ += molStamp->getNInversions() * nMolWithSameStamp;
114 >      
115 >      //calculate atoms in cutoff groups
116 >      int nAtomsInGroups = 0;
117 >      int nCutoffGroupsInStamp = molStamp->getNCutoffGroups();
118 >      
119 >      for (int j=0; j < nCutoffGroupsInStamp; j++) {
120 >        cgStamp = molStamp->getCutoffGroupStamp(j);
121 >        nAtomsInGroups += cgStamp->getNMembers();
122 >      }
123 >      
124 >      nGroups += nCutoffGroupsInStamp * nMolWithSameStamp;
125 >      
126 >      nCutoffAtoms += nAtomsInGroups * nMolWithSameStamp;            
127 >      
128 >      //calculate atoms in rigid bodies
129 >      int nAtomsInRigidBodies = 0;
130 >      int nRigidBodiesInStamp = molStamp->getNRigidBodies();
131 >      
132 >      for (int j=0; j < nRigidBodiesInStamp; j++) {
133 >        rbStamp = molStamp->getRigidBodyStamp(j);
134 >        nAtomsInRigidBodies += rbStamp->getNMembers();
135 >      }
136 >      
137 >      nGlobalRigidBodies_ += nRigidBodiesInStamp * nMolWithSameStamp;
138 >      nRigidAtoms += nAtomsInRigidBodies * nMolWithSameStamp;            
139 >      
140      }
141 +    
142 +    //every free atom (atom does not belong to cutoff groups) is a cutoff
143 +    //group therefore the total number of cutoff groups in the system is
144 +    //equal to the total number of atoms minus number of atoms belong to
145 +    //cutoff group defined in meta-data file plus the number of cutoff
146 +    //groups defined in meta-data file
147  
148 +    nGlobalCutoffGroups_ = nGlobalAtoms_ - nCutoffAtoms + nGroups;
149 +    
150 +    //every free atom (atom does not belong to rigid bodies) is an
151 +    //integrable object therefore the total number of integrable objects
152 +    //in the system is equal to the total number of atoms minus number of
153 +    //atoms belong to rigid body defined in meta-data file plus the number
154 +    //of rigid bodies defined in meta-data file
155 +    nGlobalIntegrableObjects_ = nGlobalAtoms_ - nRigidAtoms
156 +      + nGlobalRigidBodies_;
157 +    
158 +    nGlobalMols_ = molStampIds_.size();
159 +    molToProcMap_.resize(nGlobalMols_);
160 +  }
161 +  
162    SimInfo::~SimInfo() {
163 <    std::map<int, Molecule*>::iterator i;
163 >    map<int, Molecule*>::iterator i;
164      for (i = molecules_.begin(); i != molecules_.end(); ++i) {
165        delete i->second;
166      }
167      molecules_.clear();
168        
159    delete stamps_;
169      delete sman_;
170      delete simParams_;
171      delete forceField_;
172    }
173  
165  int SimInfo::getNGlobalConstraints() {
166    int nGlobalConstraints;
167 #ifdef IS_MPI
168    MPI_Allreduce(&nConstraints_, &nGlobalConstraints, 1, MPI_INT, MPI_SUM,
169                  MPI_COMM_WORLD);    
170 #else
171    nGlobalConstraints =  nConstraints_;
172 #endif
173    return nGlobalConstraints;
174  }
174  
175    bool SimInfo::addMolecule(Molecule* mol) {
176      MoleculeIterator i;
177 <
177 >    
178      i = molecules_.find(mol->getGlobalIndex());
179      if (i == molecules_.end() ) {
180 <
181 <      molecules_.insert(std::make_pair(mol->getGlobalIndex(), mol));
182 <        
180 >      
181 >      molecules_.insert(make_pair(mol->getGlobalIndex(), mol));
182 >      
183        nAtoms_ += mol->getNAtoms();
184        nBonds_ += mol->getNBonds();
185        nBends_ += mol->getNBends();
186        nTorsions_ += mol->getNTorsions();
187 +      nInversions_ += mol->getNInversions();
188        nRigidBodies_ += mol->getNRigidBodies();
189        nIntegrableObjects_ += mol->getNIntegrableObjects();
190        nCutoffGroups_ += mol->getNCutoffGroups();
191        nConstraints_ += mol->getNConstraintPairs();
192 <
193 <      addExcludePairs(mol);
194 <        
192 >      
193 >      addInteractionPairs(mol);
194 >      
195        return true;
196      } else {
197        return false;
198      }
199    }
200 <
200 >  
201    bool SimInfo::removeMolecule(Molecule* mol) {
202      MoleculeIterator i;
203      i = molecules_.find(mol->getGlobalIndex());
# Line 210 | Line 210 | namespace oopse {
210        nBonds_ -= mol->getNBonds();
211        nBends_ -= mol->getNBends();
212        nTorsions_ -= mol->getNTorsions();
213 +      nInversions_ -= mol->getNInversions();
214        nRigidBodies_ -= mol->getNRigidBodies();
215        nIntegrableObjects_ -= mol->getNIntegrableObjects();
216        nCutoffGroups_ -= mol->getNCutoffGroups();
217        nConstraints_ -= mol->getNConstraintPairs();
218  
219 <      removeExcludePairs(mol);
219 >      removeInteractionPairs(mol);
220        molecules_.erase(mol->getGlobalIndex());
221  
222        delete mol;
# Line 224 | Line 225 | namespace oopse {
225      } else {
226        return false;
227      }
227
228
228    }    
229  
230          
# Line 241 | Line 240 | namespace oopse {
240  
241  
242    void SimInfo::calcNdf() {
243 <    int ndf_local;
243 >    int ndf_local, nfq_local;
244      MoleculeIterator i;
245 <    std::vector<StuntDouble*>::iterator j;
245 >    vector<StuntDouble*>::iterator j;
246 >    vector<Atom*>::iterator k;
247 >
248      Molecule* mol;
249 <    StuntDouble* integrableObject;
249 >    StuntDouble* sd;
250 >    Atom* atom;
251  
252      ndf_local = 0;
253 +    nfq_local = 0;
254      
255      for (mol = beginMolecule(i); mol != NULL; mol = nextMolecule(i)) {
253      for (integrableObject = mol->beginIntegrableObject(j); integrableObject != NULL;
254           integrableObject = mol->nextIntegrableObject(j)) {
256  
257 +      for (sd = mol->beginIntegrableObject(j); sd != NULL;
258 +           sd = mol->nextIntegrableObject(j)) {
259 +
260          ndf_local += 3;
261  
262 <        if (integrableObject->isDirectional()) {
263 <          if (integrableObject->isLinear()) {
262 >        if (sd->isDirectional()) {
263 >          if (sd->isLinear()) {
264              ndf_local += 2;
265            } else {
266              ndf_local += 3;
267            }
268          }
269 <            
270 <      }//end for (integrableObject)
271 <    }// end for (mol)
269 >      }
270 >
271 >      for (atom = mol->beginFluctuatingCharge(k); atom != NULL;
272 >           atom = mol->nextFluctuatingCharge(k)) {
273 >        if (atom->isFluctuatingCharge()) {
274 >          nfq_local++;
275 >        }
276 >      }
277 >    }
278      
279 +    ndfLocal_ = ndf_local;
280 +
281      // n_constraints is local, so subtract them on each processor
282      ndf_local -= nConstraints_;
283  
284   #ifdef IS_MPI
285 <    MPI_Allreduce(&ndf_local,&ndf_,1,MPI_INT,MPI_SUM, MPI_COMM_WORLD);
285 >    MPI_Allreduce(&ndf_local, &ndf_, 1, MPI_INT, MPI_SUM, MPI_COMM_WORLD);
286 >    MPI_Allreduce(&nfq_local, &nGlobalFluctuatingCharges_, 1,
287 >      MPI_INT, MPI_SUM, MPI_COMM_WORLD);
288   #else
289      ndf_ = ndf_local;
290 +    nGlobalFluctuatingCharges_ = nfq_local;
291   #endif
292  
293      // nZconstraints_ is global, as are the 3 COM translations for the
# Line 281 | Line 296 | namespace oopse {
296  
297    }
298  
299 +  int SimInfo::getFdf() {
300 + #ifdef IS_MPI
301 +    MPI_Allreduce(&fdf_local, &fdf_, 1, MPI_INT, MPI_SUM, MPI_COMM_WORLD);
302 + #else
303 +    fdf_ = fdf_local;
304 + #endif
305 +    return fdf_;
306 +  }
307 +  
308 +  unsigned int SimInfo::getNLocalCutoffGroups(){
309 +    int nLocalCutoffAtoms = 0;
310 +    Molecule* mol;
311 +    MoleculeIterator mi;
312 +    CutoffGroup* cg;
313 +    Molecule::CutoffGroupIterator ci;
314 +    
315 +    for (mol = beginMolecule(mi); mol != NULL; mol  = nextMolecule(mi)) {
316 +      
317 +      for (cg = mol->beginCutoffGroup(ci); cg != NULL;
318 +           cg = mol->nextCutoffGroup(ci)) {
319 +        nLocalCutoffAtoms += cg->getNumAtom();
320 +        
321 +      }        
322 +    }
323 +    
324 +    return nAtoms_ - nLocalCutoffAtoms + nCutoffGroups_;
325 +  }
326 +    
327    void SimInfo::calcNdfRaw() {
328      int ndfRaw_local;
329  
330      MoleculeIterator i;
331 <    std::vector<StuntDouble*>::iterator j;
331 >    vector<StuntDouble*>::iterator j;
332      Molecule* mol;
333 <    StuntDouble* integrableObject;
333 >    StuntDouble* sd;
334  
335      // Raw degrees of freedom that we have to set
336      ndfRaw_local = 0;
337      
338      for (mol = beginMolecule(i); mol != NULL; mol = nextMolecule(i)) {
296      for (integrableObject = mol->beginIntegrableObject(j); integrableObject != NULL;
297           integrableObject = mol->nextIntegrableObject(j)) {
339  
340 +      for (sd = mol->beginIntegrableObject(j); sd != NULL;
341 +           sd = mol->nextIntegrableObject(j)) {
342 +
343          ndfRaw_local += 3;
344  
345 <        if (integrableObject->isDirectional()) {
346 <          if (integrableObject->isLinear()) {
345 >        if (sd->isDirectional()) {
346 >          if (sd->isLinear()) {
347              ndfRaw_local += 2;
348            } else {
349              ndfRaw_local += 3;
# Line 310 | Line 354 | namespace oopse {
354      }
355      
356   #ifdef IS_MPI
357 <    MPI_Allreduce(&ndfRaw_local,&ndfRaw_,1,MPI_INT,MPI_SUM, MPI_COMM_WORLD);
357 >    MPI_Allreduce(&ndfRaw_local, &ndfRaw_, 1, MPI_INT, MPI_SUM, MPI_COMM_WORLD);
358   #else
359      ndfRaw_ = ndfRaw_local;
360   #endif
# Line 321 | Line 365 | namespace oopse {
365  
366      ndfTrans_local = 3 * nIntegrableObjects_ - nConstraints_;
367  
324
368   #ifdef IS_MPI
369 <    MPI_Allreduce(&ndfTrans_local,&ndfTrans_,1,MPI_INT,MPI_SUM, MPI_COMM_WORLD);
369 >    MPI_Allreduce(&ndfTrans_local, &ndfTrans_, 1, MPI_INT, MPI_SUM,
370 >                  MPI_COMM_WORLD);
371   #else
372      ndfTrans_ = ndfTrans_local;
373   #endif
374  
375      ndfTrans_ = ndfTrans_ - 3 - nZconstraint_;
332
376    }
377  
378 <  void SimInfo::addExcludePairs(Molecule* mol) {
379 <    std::vector<Bond*>::iterator bondIter;
380 <    std::vector<Bend*>::iterator bendIter;
381 <    std::vector<Torsion*>::iterator torsionIter;
378 >  void SimInfo::addInteractionPairs(Molecule* mol) {
379 >    ForceFieldOptions& options_ = forceField_->getForceFieldOptions();
380 >    vector<Bond*>::iterator bondIter;
381 >    vector<Bend*>::iterator bendIter;
382 >    vector<Torsion*>::iterator torsionIter;
383 >    vector<Inversion*>::iterator inversionIter;
384      Bond* bond;
385      Bend* bend;
386      Torsion* torsion;
387 +    Inversion* inversion;
388      int a;
389      int b;
390      int c;
391      int d;
392 +
393 +    // atomGroups can be used to add special interaction maps between
394 +    // groups of atoms that are in two separate rigid bodies.
395 +    // However, most site-site interactions between two rigid bodies
396 +    // are probably not special, just the ones between the physically
397 +    // bonded atoms.  Interactions *within* a single rigid body should
398 +    // always be excluded.  These are done at the bottom of this
399 +    // function.
400 +
401 +    map<int, set<int> > atomGroups;
402 +    Molecule::RigidBodyIterator rbIter;
403 +    RigidBody* rb;
404 +    Molecule::IntegrableObjectIterator ii;
405 +    StuntDouble* sd;
406      
407 <    for (bond= mol->beginBond(bondIter); bond != NULL; bond = mol->nextBond(bondIter)) {
407 >    for (sd = mol->beginIntegrableObject(ii); sd != NULL;
408 >         sd = mol->nextIntegrableObject(ii)) {
409 >      
410 >      if (sd->isRigidBody()) {
411 >        rb = static_cast<RigidBody*>(sd);
412 >        vector<Atom*> atoms = rb->getAtoms();
413 >        set<int> rigidAtoms;
414 >        for (int i = 0; i < static_cast<int>(atoms.size()); ++i) {
415 >          rigidAtoms.insert(atoms[i]->getGlobalIndex());
416 >        }
417 >        for (int i = 0; i < static_cast<int>(atoms.size()); ++i) {
418 >          atomGroups.insert(map<int, set<int> >::value_type(atoms[i]->getGlobalIndex(), rigidAtoms));
419 >        }      
420 >      } else {
421 >        set<int> oneAtomSet;
422 >        oneAtomSet.insert(sd->getGlobalIndex());
423 >        atomGroups.insert(map<int, set<int> >::value_type(sd->getGlobalIndex(), oneAtomSet));        
424 >      }
425 >    }  
426 >
427 >          
428 >    for (bond= mol->beginBond(bondIter); bond != NULL;
429 >         bond = mol->nextBond(bondIter)) {
430 >
431        a = bond->getAtomA()->getGlobalIndex();
432 <      b = bond->getAtomB()->getGlobalIndex();        
433 <      exclude_.addPair(a, b);
432 >      b = bond->getAtomB()->getGlobalIndex();  
433 >
434 >      if (options_.havevdw12scale() || options_.haveelectrostatic12scale()) {
435 >        oneTwoInteractions_.addPair(a, b);
436 >      } else {
437 >        excludedInteractions_.addPair(a, b);
438 >      }
439      }
440  
441 <    for (bend= mol->beginBend(bendIter); bend != NULL; bend = mol->nextBend(bendIter)) {
441 >    for (bend= mol->beginBend(bendIter); bend != NULL;
442 >         bend = mol->nextBend(bendIter)) {
443 >
444        a = bend->getAtomA()->getGlobalIndex();
445        b = bend->getAtomB()->getGlobalIndex();        
446        c = bend->getAtomC()->getGlobalIndex();
447 +      
448 +      if (options_.havevdw12scale() || options_.haveelectrostatic12scale()) {
449 +        oneTwoInteractions_.addPair(a, b);      
450 +        oneTwoInteractions_.addPair(b, c);
451 +      } else {
452 +        excludedInteractions_.addPair(a, b);
453 +        excludedInteractions_.addPair(b, c);
454 +      }
455  
456 <      exclude_.addPair(a, b);
457 <      exclude_.addPair(a, c);
458 <      exclude_.addPair(b, c);        
456 >      if (options_.havevdw13scale() || options_.haveelectrostatic13scale()) {
457 >        oneThreeInteractions_.addPair(a, c);      
458 >      } else {
459 >        excludedInteractions_.addPair(a, c);
460 >      }
461      }
462  
463 <    for (torsion= mol->beginTorsion(torsionIter); torsion != NULL; torsion = mol->nextTorsion(torsionIter)) {
463 >    for (torsion= mol->beginTorsion(torsionIter); torsion != NULL;
464 >         torsion = mol->nextTorsion(torsionIter)) {
465 >
466        a = torsion->getAtomA()->getGlobalIndex();
467        b = torsion->getAtomB()->getGlobalIndex();        
468        c = torsion->getAtomC()->getGlobalIndex();        
469 <      d = torsion->getAtomD()->getGlobalIndex();        
469 >      d = torsion->getAtomD()->getGlobalIndex();      
470  
471 <      exclude_.addPair(a, b);
472 <      exclude_.addPair(a, c);
473 <      exclude_.addPair(a, d);
474 <      exclude_.addPair(b, c);
475 <      exclude_.addPair(b, d);
476 <      exclude_.addPair(c, d);        
471 >      if (options_.havevdw12scale() || options_.haveelectrostatic12scale()) {
472 >        oneTwoInteractions_.addPair(a, b);      
473 >        oneTwoInteractions_.addPair(b, c);
474 >        oneTwoInteractions_.addPair(c, d);
475 >      } else {
476 >        excludedInteractions_.addPair(a, b);
477 >        excludedInteractions_.addPair(b, c);
478 >        excludedInteractions_.addPair(c, d);
479 >      }
480 >
481 >      if (options_.havevdw13scale() || options_.haveelectrostatic13scale()) {
482 >        oneThreeInteractions_.addPair(a, c);      
483 >        oneThreeInteractions_.addPair(b, d);      
484 >      } else {
485 >        excludedInteractions_.addPair(a, c);
486 >        excludedInteractions_.addPair(b, d);
487 >      }
488 >
489 >      if (options_.havevdw14scale() || options_.haveelectrostatic14scale()) {
490 >        oneFourInteractions_.addPair(a, d);      
491 >      } else {
492 >        excludedInteractions_.addPair(a, d);
493 >      }
494      }
495  
496 <    Molecule::RigidBodyIterator rbIter;
497 <    RigidBody* rb;
498 <    for (rb = mol->beginRigidBody(rbIter); rb != NULL; rb = mol->nextRigidBody(rbIter)) {
499 <      std::vector<Atom*> atoms = rb->getAtoms();
500 <      for (int i = 0; i < atoms.size() -1 ; ++i) {
501 <        for (int j = i + 1; j < atoms.size(); ++j) {
496 >    for (inversion= mol->beginInversion(inversionIter); inversion != NULL;
497 >         inversion = mol->nextInversion(inversionIter)) {
498 >
499 >      a = inversion->getAtomA()->getGlobalIndex();
500 >      b = inversion->getAtomB()->getGlobalIndex();        
501 >      c = inversion->getAtomC()->getGlobalIndex();        
502 >      d = inversion->getAtomD()->getGlobalIndex();        
503 >
504 >      if (options_.havevdw12scale() || options_.haveelectrostatic12scale()) {
505 >        oneTwoInteractions_.addPair(a, b);      
506 >        oneTwoInteractions_.addPair(a, c);
507 >        oneTwoInteractions_.addPair(a, d);
508 >      } else {
509 >        excludedInteractions_.addPair(a, b);
510 >        excludedInteractions_.addPair(a, c);
511 >        excludedInteractions_.addPair(a, d);
512 >      }
513 >
514 >      if (options_.havevdw13scale() || options_.haveelectrostatic13scale()) {
515 >        oneThreeInteractions_.addPair(b, c);    
516 >        oneThreeInteractions_.addPair(b, d);    
517 >        oneThreeInteractions_.addPair(c, d);      
518 >      } else {
519 >        excludedInteractions_.addPair(b, c);
520 >        excludedInteractions_.addPair(b, d);
521 >        excludedInteractions_.addPair(c, d);
522 >      }
523 >    }
524 >
525 >    for (rb = mol->beginRigidBody(rbIter); rb != NULL;
526 >         rb = mol->nextRigidBody(rbIter)) {
527 >      vector<Atom*> atoms = rb->getAtoms();
528 >      for (int i = 0; i < static_cast<int>(atoms.size()) -1 ; ++i) {
529 >        for (int j = i + 1; j < static_cast<int>(atoms.size()); ++j) {
530            a = atoms[i]->getGlobalIndex();
531            b = atoms[j]->getGlobalIndex();
532 <          exclude_.addPair(a, b);
532 >          excludedInteractions_.addPair(a, b);
533          }
534        }
535      }        
536  
537    }
538  
539 <  void SimInfo::removeExcludePairs(Molecule* mol) {
540 <    std::vector<Bond*>::iterator bondIter;
541 <    std::vector<Bend*>::iterator bendIter;
542 <    std::vector<Torsion*>::iterator torsionIter;
539 >  void SimInfo::removeInteractionPairs(Molecule* mol) {
540 >    ForceFieldOptions& options_ = forceField_->getForceFieldOptions();
541 >    vector<Bond*>::iterator bondIter;
542 >    vector<Bend*>::iterator bendIter;
543 >    vector<Torsion*>::iterator torsionIter;
544 >    vector<Inversion*>::iterator inversionIter;
545      Bond* bond;
546      Bend* bend;
547      Torsion* torsion;
548 +    Inversion* inversion;
549      int a;
550      int b;
551      int c;
552      int d;
553 +
554 +    map<int, set<int> > atomGroups;
555 +    Molecule::RigidBodyIterator rbIter;
556 +    RigidBody* rb;
557 +    Molecule::IntegrableObjectIterator ii;
558 +    StuntDouble* sd;
559      
560 <    for (bond= mol->beginBond(bondIter); bond != NULL; bond = mol->nextBond(bondIter)) {
560 >    for (sd = mol->beginIntegrableObject(ii); sd != NULL;
561 >         sd = mol->nextIntegrableObject(ii)) {
562 >      
563 >      if (sd->isRigidBody()) {
564 >        rb = static_cast<RigidBody*>(sd);
565 >        vector<Atom*> atoms = rb->getAtoms();
566 >        set<int> rigidAtoms;
567 >        for (int i = 0; i < static_cast<int>(atoms.size()); ++i) {
568 >          rigidAtoms.insert(atoms[i]->getGlobalIndex());
569 >        }
570 >        for (int i = 0; i < static_cast<int>(atoms.size()); ++i) {
571 >          atomGroups.insert(map<int, set<int> >::value_type(atoms[i]->getGlobalIndex(), rigidAtoms));
572 >        }      
573 >      } else {
574 >        set<int> oneAtomSet;
575 >        oneAtomSet.insert(sd->getGlobalIndex());
576 >        atomGroups.insert(map<int, set<int> >::value_type(sd->getGlobalIndex(), oneAtomSet));        
577 >      }
578 >    }  
579 >
580 >    for (bond= mol->beginBond(bondIter); bond != NULL;
581 >         bond = mol->nextBond(bondIter)) {
582 >      
583        a = bond->getAtomA()->getGlobalIndex();
584 <      b = bond->getAtomB()->getGlobalIndex();        
585 <      exclude_.removePair(a, b);
584 >      b = bond->getAtomB()->getGlobalIndex();  
585 >    
586 >      if (options_.havevdw12scale() || options_.haveelectrostatic12scale()) {
587 >        oneTwoInteractions_.removePair(a, b);
588 >      } else {
589 >        excludedInteractions_.removePair(a, b);
590 >      }
591      }
592  
593 <    for (bend= mol->beginBend(bendIter); bend != NULL; bend = mol->nextBend(bendIter)) {
593 >    for (bend= mol->beginBend(bendIter); bend != NULL;
594 >         bend = mol->nextBend(bendIter)) {
595 >
596        a = bend->getAtomA()->getGlobalIndex();
597        b = bend->getAtomB()->getGlobalIndex();        
598        c = bend->getAtomC()->getGlobalIndex();
599 +      
600 +      if (options_.havevdw12scale() || options_.haveelectrostatic12scale()) {
601 +        oneTwoInteractions_.removePair(a, b);      
602 +        oneTwoInteractions_.removePair(b, c);
603 +      } else {
604 +        excludedInteractions_.removePair(a, b);
605 +        excludedInteractions_.removePair(b, c);
606 +      }
607  
608 <      exclude_.removePair(a, b);
609 <      exclude_.removePair(a, c);
610 <      exclude_.removePair(b, c);        
608 >      if (options_.havevdw13scale() || options_.haveelectrostatic13scale()) {
609 >        oneThreeInteractions_.removePair(a, c);      
610 >      } else {
611 >        excludedInteractions_.removePair(a, c);
612 >      }
613      }
614  
615 <    for (torsion= mol->beginTorsion(torsionIter); torsion != NULL; torsion = mol->nextTorsion(torsionIter)) {
615 >    for (torsion= mol->beginTorsion(torsionIter); torsion != NULL;
616 >         torsion = mol->nextTorsion(torsionIter)) {
617 >
618        a = torsion->getAtomA()->getGlobalIndex();
619        b = torsion->getAtomB()->getGlobalIndex();        
620        c = torsion->getAtomC()->getGlobalIndex();        
621 <      d = torsion->getAtomD()->getGlobalIndex();        
621 >      d = torsion->getAtomD()->getGlobalIndex();      
622 >  
623 >      if (options_.havevdw12scale() || options_.haveelectrostatic12scale()) {
624 >        oneTwoInteractions_.removePair(a, b);      
625 >        oneTwoInteractions_.removePair(b, c);
626 >        oneTwoInteractions_.removePair(c, d);
627 >      } else {
628 >        excludedInteractions_.removePair(a, b);
629 >        excludedInteractions_.removePair(b, c);
630 >        excludedInteractions_.removePair(c, d);
631 >      }
632  
633 <      exclude_.removePair(a, b);
634 <      exclude_.removePair(a, c);
635 <      exclude_.removePair(a, d);
636 <      exclude_.removePair(b, c);
637 <      exclude_.removePair(b, d);
638 <      exclude_.removePair(c, d);        
633 >      if (options_.havevdw13scale() || options_.haveelectrostatic13scale()) {
634 >        oneThreeInteractions_.removePair(a, c);      
635 >        oneThreeInteractions_.removePair(b, d);      
636 >      } else {
637 >        excludedInteractions_.removePair(a, c);
638 >        excludedInteractions_.removePair(b, d);
639 >      }
640 >
641 >      if (options_.havevdw14scale() || options_.haveelectrostatic14scale()) {
642 >        oneFourInteractions_.removePair(a, d);      
643 >      } else {
644 >        excludedInteractions_.removePair(a, d);
645 >      }
646      }
647  
648 <    Molecule::RigidBodyIterator rbIter;
649 <    RigidBody* rb;
650 <    for (rb = mol->beginRigidBody(rbIter); rb != NULL; rb = mol->nextRigidBody(rbIter)) {
651 <      std::vector<Atom*> atoms = rb->getAtoms();
652 <      for (int i = 0; i < atoms.size() -1 ; ++i) {
653 <        for (int j = i + 1; j < atoms.size(); ++j) {
648 >    for (inversion= mol->beginInversion(inversionIter); inversion != NULL;
649 >         inversion = mol->nextInversion(inversionIter)) {
650 >
651 >      a = inversion->getAtomA()->getGlobalIndex();
652 >      b = inversion->getAtomB()->getGlobalIndex();        
653 >      c = inversion->getAtomC()->getGlobalIndex();        
654 >      d = inversion->getAtomD()->getGlobalIndex();        
655 >
656 >      if (options_.havevdw12scale() || options_.haveelectrostatic12scale()) {
657 >        oneTwoInteractions_.removePair(a, b);      
658 >        oneTwoInteractions_.removePair(a, c);
659 >        oneTwoInteractions_.removePair(a, d);
660 >      } else {
661 >        excludedInteractions_.removePair(a, b);
662 >        excludedInteractions_.removePair(a, c);
663 >        excludedInteractions_.removePair(a, d);
664 >      }
665 >
666 >      if (options_.havevdw13scale() || options_.haveelectrostatic13scale()) {
667 >        oneThreeInteractions_.removePair(b, c);    
668 >        oneThreeInteractions_.removePair(b, d);    
669 >        oneThreeInteractions_.removePair(c, d);      
670 >      } else {
671 >        excludedInteractions_.removePair(b, c);
672 >        excludedInteractions_.removePair(b, d);
673 >        excludedInteractions_.removePair(c, d);
674 >      }
675 >    }
676 >
677 >    for (rb = mol->beginRigidBody(rbIter); rb != NULL;
678 >         rb = mol->nextRigidBody(rbIter)) {
679 >      vector<Atom*> atoms = rb->getAtoms();
680 >      for (int i = 0; i < static_cast<int>(atoms.size()) -1 ; ++i) {
681 >        for (int j = i + 1; j < static_cast<int>(atoms.size()); ++j) {
682            a = atoms[i]->getGlobalIndex();
683            b = atoms[j]->getGlobalIndex();
684 <          exclude_.removePair(a, b);
684 >          excludedInteractions_.removePair(a, b);
685          }
686        }
687      }        
688 <
688 >    
689    }
690 <
691 <
690 >  
691 >  
692    void SimInfo::addMoleculeStamp(MoleculeStamp* molStamp, int nmol) {
693      int curStampId;
694 <
694 >    
695      //index from 0
696      curStampId = moleculeStamps_.size();
697  
# Line 457 | Line 699 | namespace oopse {
699      molStampIds_.insert(molStampIds_.end(), nmol, curStampId);
700    }
701  
460  void SimInfo::update() {
702  
703 <    setupSimType();
704 <
705 < #ifdef IS_MPI
706 <    setupFortranParallel();
707 < #endif
708 <
709 <    setupFortranSim();
710 <
711 <    //setup fortran force field
712 <    /** @deprecate */    
472 <    int isError = 0;
473 <    
474 <    setupElectrostaticSummationMethod( isError );
475 <
476 <    if(isError){
477 <      sprintf( painCave.errMsg,
478 <               "ForceField error: There was an error initializing the forceField in fortran.\n" );
479 <      painCave.isFatal = 1;
480 <      simError();
481 <    }
482 <  
483 <    
484 <    setupCutoff();
485 <
703 >  /**
704 >   * update
705 >   *
706 >   *  Performs the global checks and variable settings after the
707 >   *  objects have been created.
708 >   *
709 >   */
710 >  void SimInfo::update() {  
711 >    setupSimVariables();
712 >    calcNConstraints();
713      calcNdf();
714      calcNdfRaw();
715      calcNdfTrans();
489
490    fortranInitialized_ = true;
716    }
717 <
718 <  std::set<AtomType*> SimInfo::getUniqueAtomTypes() {
717 >  
718 >  /**
719 >   * getSimulatedAtomTypes
720 >   *
721 >   * Returns an STL set of AtomType* that are actually present in this
722 >   * simulation.  Must query all processors to assemble this information.
723 >   *
724 >   */
725 >  set<AtomType*> SimInfo::getSimulatedAtomTypes() {
726      SimInfo::MoleculeIterator mi;
727      Molecule* mol;
728      Molecule::AtomIterator ai;
729      Atom* atom;
730 <    std::set<AtomType*> atomTypes;
731 <
730 >    set<AtomType*> atomTypes;
731 >    
732      for(mol = beginMolecule(mi); mol != NULL; mol = nextMolecule(mi)) {
733 <
734 <      for(atom = mol->beginAtom(ai); atom != NULL; atom = mol->nextAtom(ai)) {
733 >      for(atom = mol->beginAtom(ai); atom != NULL;
734 >          atom = mol->nextAtom(ai)) {
735          atomTypes.insert(atom->getAtomType());
736 <      }
737 <        
736 >      }      
737 >    }    
738 >    
739 > #ifdef IS_MPI
740 >
741 >    // loop over the found atom types on this processor, and add their
742 >    // numerical idents to a vector:
743 >    
744 >    vector<int> foundTypes;
745 >    set<AtomType*>::iterator i;
746 >    for (i = atomTypes.begin(); i != atomTypes.end(); ++i)
747 >      foundTypes.push_back( (*i)->getIdent() );
748 >
749 >    // count_local holds the number of found types on this processor
750 >    int count_local = foundTypes.size();
751 >
752 >    int nproc;
753 >    MPI_Comm_size( MPI_COMM_WORLD, &nproc);
754 >
755 >    // we need arrays to hold the counts and displacement vectors for
756 >    // all processors
757 >    vector<int> counts(nproc, 0);
758 >    vector<int> disps(nproc, 0);
759 >
760 >    // fill the counts array
761 >    MPI_Allgather(&count_local, 1, MPI_INT, &counts[0],
762 >                  1, MPI_INT, MPI_COMM_WORLD);
763 >  
764 >    // use the processor counts to compute the displacement array
765 >    disps[0] = 0;    
766 >    int totalCount = counts[0];
767 >    for (int iproc = 1; iproc < nproc; iproc++) {
768 >      disps[iproc] = disps[iproc-1] + counts[iproc-1];
769 >      totalCount += counts[iproc];
770      }
771  
772 <    return atomTypes;        
773 <  }
772 >    // we need a (possibly redundant) set of all found types:
773 >    vector<int> ftGlobal(totalCount);
774 >    
775 >    // now spray out the foundTypes to all the other processors:    
776 >    MPI_Allgatherv(&foundTypes[0], count_local, MPI_INT,
777 >                   &ftGlobal[0], &counts[0], &disps[0],
778 >                   MPI_INT, MPI_COMM_WORLD);
779  
780 <  void SimInfo::setupSimType() {
781 <    std::set<AtomType*>::iterator i;
782 <    std::set<AtomType*> atomTypes;
783 <    atomTypes = getUniqueAtomTypes();
780 >    vector<int>::iterator j;
781 >
782 >    // foundIdents is a stl set, so inserting an already found ident
783 >    // will have no effect.
784 >    set<int> foundIdents;
785 >
786 >    for (j = ftGlobal.begin(); j != ftGlobal.end(); ++j)
787 >      foundIdents.insert((*j));
788      
789 <    int useLennardJones = 0;
790 <    int useElectrostatic = 0;
791 <    int useEAM = 0;
792 <    int useCharge = 0;
793 <    int useDirectional = 0;
794 <    int useDipole = 0;
795 <    int useGayBerne = 0;
523 <    int useSticky = 0;
524 <    int useStickyPower = 0;
525 <    int useShape = 0;
526 <    int useFLARB = 0; //it is not in AtomType yet
527 <    int useDirectionalAtom = 0;    
528 <    int useElectrostatics = 0;
529 <    //usePBC and useRF are from simParams
530 <    int usePBC = simParams_->getUsePeriodicBoundaryConditions();
531 <    int useRF;
532 <    int useSF;
533 <    std::string myMethod;
789 >    // now iterate over the foundIdents and get the actual atom types
790 >    // that correspond to these:
791 >    set<int>::iterator it;
792 >    for (it = foundIdents.begin(); it != foundIdents.end(); ++it)
793 >      atomTypes.insert( forceField_->getAtomType((*it)) );
794 >
795 > #endif
796  
797 <    // set the useRF logical
798 <    useRF = 0;
537 <    useSF = 0;
797 >    return atomTypes;        
798 >  }
799  
800  
801 <    if (simParams_->haveElectrostaticSummationMethod()) {
802 <      std::string myMethod = simParams_->getElectrostaticSummationMethod();
803 <      toUpper(myMethod);
804 <      if (myMethod == "REACTION_FIELD") {
544 <        useRF=1;
545 <      } else {
546 <        if (myMethod == "SHIFTED_FORCE") {
547 <          useSF = 1;
548 <        }
549 <      }
550 <    }
801 >  int getGlobalCountOfType(AtomType* atype) {
802 >    /*
803 >    set<AtomType*> atypes = getSimulatedAtomTypes();
804 >    map<AtomType*, int> counts_;
805  
806 +    for(mol = beginMolecule(mi); mol != NULL; mol = nextMolecule(mi)) {
807 +      for(atom = mol->beginAtom(ai); atom != NULL;
808 +          atom = mol->nextAtom(ai)) {
809 +        atom->getAtomType();
810 +      }      
811 +    }    
812 +    */
813 +    return 0;
814 +  }
815 +
816 +  void SimInfo::setupSimVariables() {
817 +    useAtomicVirial_ = simParams_->getUseAtomicVirial();
818 +    // we only call setAccumulateBoxDipole if the accumulateBoxDipole
819 +    // parameter is true
820 +    calcBoxDipole_ = false;
821 +    if ( simParams_->haveAccumulateBoxDipole() )
822 +      if ( simParams_->getAccumulateBoxDipole() ) {
823 +        calcBoxDipole_ = true;      
824 +      }
825 +    
826 +    set<AtomType*>::iterator i;
827 +    set<AtomType*> atomTypes;
828 +    atomTypes = getSimulatedAtomTypes();    
829 +    bool usesElectrostatic = false;
830 +    bool usesMetallic = false;
831 +    bool usesDirectional = false;
832 +    bool usesFluctuatingCharges =  false;
833      //loop over all of the atom types
834      for (i = atomTypes.begin(); i != atomTypes.end(); ++i) {
835 <      useLennardJones |= (*i)->isLennardJones();
836 <      useElectrostatic |= (*i)->isElectrostatic();
837 <      useEAM |= (*i)->isEAM();
838 <      useCharge |= (*i)->isCharge();
558 <      useDirectional |= (*i)->isDirectional();
559 <      useDipole |= (*i)->isDipole();
560 <      useGayBerne |= (*i)->isGayBerne();
561 <      useSticky |= (*i)->isSticky();
562 <      useStickyPower |= (*i)->isStickyPower();
563 <      useShape |= (*i)->isShape();
835 >      usesElectrostatic |= (*i)->isElectrostatic();
836 >      usesMetallic |= (*i)->isMetal();
837 >      usesDirectional |= (*i)->isDirectional();
838 >      usesFluctuatingCharges |= (*i)->isFluctuatingCharge();
839      }
840  
841 <    if (useSticky || useStickyPower || useDipole || useGayBerne || useShape) {
567 <      useDirectionalAtom = 1;
568 <    }
569 <
570 <    if (useCharge || useDipole) {
571 <      useElectrostatics = 1;
572 <    }
573 <
574 < #ifdef IS_MPI    
841 > #ifdef IS_MPI
842      int temp;
843  
844 <    temp = usePBC;
845 <    MPI_Allreduce(&temp, &usePBC, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);    
844 >    temp = usesDirectional;
845 >    MPI_Allreduce(MPI_IN_PLACE, &temp, 1, MPI_INT,  MPI_LOR, MPI_COMM_WORLD);
846 >    usesDirectionalAtoms_ = (temp == 0) ? false : true;
847 >    
848 >    temp = usesMetallic;
849 >    MPI_Allreduce(MPI_IN_PLACE, &temp, 1, MPI_INT,  MPI_LOR, MPI_COMM_WORLD);
850 >    usesMetallicAtoms_ = (temp == 0) ? false : true;
851  
852 <    temp = useDirectionalAtom;
853 <    MPI_Allreduce(&temp, &useDirectionalAtom, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);    
852 >    temp = usesElectrostatic;
853 >    MPI_Allreduce(MPI_IN_PLACE, &temp, 1, MPI_INT,  MPI_LOR, MPI_COMM_WORLD);
854 >    usesElectrostaticAtoms_ = (temp == 0) ? false : true;
855  
856 <    temp = useLennardJones;
857 <    MPI_Allreduce(&temp, &useLennardJones, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);    
856 >    temp = usesFluctuatingCharges;
857 >    MPI_Allreduce(MPI_IN_PLACE, &temp, 1, MPI_INT,  MPI_LOR, MPI_COMM_WORLD);
858 >    usesFluctuatingCharges_ = (temp == 0) ? false : true;
859 > #else
860  
861 <    temp = useElectrostatics;
862 <    MPI_Allreduce(&temp, &useElectrostatics, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);    
861 >    usesDirectionalAtoms_ = usesDirectional;
862 >    usesMetallicAtoms_ = usesMetallic;
863 >    usesElectrostaticAtoms_ = usesElectrostatic;
864 >    usesFluctuatingCharges_ = usesFluctuatingCharges;
865  
866 <    temp = useCharge;
867 <    MPI_Allreduce(&temp, &useCharge, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);    
866 > #endif
867 >    
868 >    requiresPrepair_ = usesMetallicAtoms_ ? true : false;
869 >    requiresSkipCorrection_ = usesElectrostaticAtoms_ ? true : false;
870 >    requiresSelfCorrection_ = usesElectrostaticAtoms_ ? true : false;    
871 >  }
872  
592    temp = useDipole;
593    MPI_Allreduce(&temp, &useDipole, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);    
873  
874 <    temp = useSticky;
875 <    MPI_Allreduce(&temp, &useSticky, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);    
874 >  vector<int> SimInfo::getGlobalAtomIndices() {
875 >    SimInfo::MoleculeIterator mi;
876 >    Molecule* mol;
877 >    Molecule::AtomIterator ai;
878 >    Atom* atom;
879  
880 <    temp = useStickyPower;
599 <    MPI_Allreduce(&temp, &useStickyPower, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);    
880 >    vector<int> GlobalAtomIndices(getNAtoms(), 0);
881      
882 <    temp = useGayBerne;
883 <    MPI_Allreduce(&temp, &useGayBerne, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);    
882 >    for (mol = beginMolecule(mi); mol != NULL; mol  = nextMolecule(mi)) {
883 >      
884 >      for (atom = mol->beginAtom(ai); atom != NULL; atom = mol->nextAtom(ai)) {
885 >        GlobalAtomIndices[atom->getLocalIndex()] = atom->getGlobalIndex();
886 >      }
887 >    }
888 >    return GlobalAtomIndices;
889 >  }
890  
604    temp = useEAM;
605    MPI_Allreduce(&temp, &useEAM, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);    
891  
892 <    temp = useShape;
893 <    MPI_Allreduce(&temp, &useShape, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);  
892 >  vector<int> SimInfo::getGlobalGroupIndices() {
893 >    SimInfo::MoleculeIterator mi;
894 >    Molecule* mol;
895 >    Molecule::CutoffGroupIterator ci;
896 >    CutoffGroup* cg;
897  
898 <    temp = useFLARB;
899 <    MPI_Allreduce(&temp, &useFLARB, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);    
900 <
613 <    temp = useRF;
614 <    MPI_Allreduce(&temp, &useRF, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);    
615 <
616 <    temp = useSF;
617 <    MPI_Allreduce(&temp, &useSF, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);    
618 <
619 < #endif
620 <
621 <    fInfo_.SIM_uses_PBC = usePBC;    
622 <    fInfo_.SIM_uses_DirectionalAtoms = useDirectionalAtom;
623 <    fInfo_.SIM_uses_LennardJones = useLennardJones;
624 <    fInfo_.SIM_uses_Electrostatics = useElectrostatics;    
625 <    fInfo_.SIM_uses_Charges = useCharge;
626 <    fInfo_.SIM_uses_Dipoles = useDipole;
627 <    fInfo_.SIM_uses_Sticky = useSticky;
628 <    fInfo_.SIM_uses_StickyPower = useStickyPower;
629 <    fInfo_.SIM_uses_GayBerne = useGayBerne;
630 <    fInfo_.SIM_uses_EAM = useEAM;
631 <    fInfo_.SIM_uses_Shapes = useShape;
632 <    fInfo_.SIM_uses_FLARB = useFLARB;
633 <    fInfo_.SIM_uses_RF = useRF;
634 <    fInfo_.SIM_uses_SF = useSF;
635 <
636 <    if( myMethod == "REACTION_FIELD") {
898 >    vector<int> GlobalGroupIndices;
899 >    
900 >    for (mol = beginMolecule(mi); mol != NULL; mol  = nextMolecule(mi)) {
901        
902 <      if (simParams_->haveDielectric()) {
903 <        fInfo_.dielect = simParams_->getDielectric();
904 <      } else {
905 <        sprintf(painCave.errMsg,
906 <                "SimSetup Error: No Dielectric constant was set.\n"
907 <                "\tYou are trying to use Reaction Field without"
644 <                "\tsetting a dielectric constant!\n");
645 <        painCave.isFatal = 1;
646 <        simError();
647 <      }      
902 >      //local index of cutoff group is trivial, it only depends on the
903 >      //order of travesing
904 >      for (cg = mol->beginCutoffGroup(ci); cg != NULL;
905 >           cg = mol->nextCutoffGroup(ci)) {
906 >        GlobalGroupIndices.push_back(cg->getGlobalIndex());
907 >      }        
908      }
909 <
909 >    return GlobalGroupIndices;
910    }
911  
652  void SimInfo::setupFortranSim() {
653    int isError;
654    int nExclude;
655    std::vector<int> fortranGlobalGroupMembership;
656    
657    nExclude = exclude_.getSize();
658    isError = 0;
912  
913 <    //globalGroupMembership_ is filled by SimCreator    
661 <    for (int i = 0; i < nGlobalAtoms_; i++) {
662 <      fortranGlobalGroupMembership.push_back(globalGroupMembership_[i] + 1);
663 <    }
913 >  void SimInfo::prepareTopology() {
914  
915      //calculate mass ratio of cutoff group
666    std::vector<double> mfact;
916      SimInfo::MoleculeIterator mi;
917      Molecule* mol;
918      Molecule::CutoffGroupIterator ci;
919      CutoffGroup* cg;
920      Molecule::AtomIterator ai;
921      Atom* atom;
922 <    double totalMass;
922 >    RealType totalMass;
923  
924 <    //to avoid memory reallocation, reserve enough space for mfact
925 <    mfact.reserve(getNCutoffGroups());
924 >    /**
925 >     * The mass factor is the relative mass of an atom to the total
926 >     * mass of the cutoff group it belongs to.  By default, all atoms
927 >     * are their own cutoff groups, and therefore have mass factors of
928 >     * 1.  We need some special handling for massless atoms, which
929 >     * will be treated as carrying the entire mass of the cutoff
930 >     * group.
931 >     */
932 >    massFactors_.clear();
933 >    massFactors_.resize(getNAtoms(), 1.0);
934      
935      for(mol = beginMolecule(mi); mol != NULL; mol = nextMolecule(mi)) {        
936 <      for (cg = mol->beginCutoffGroup(ci); cg != NULL; cg = mol->nextCutoffGroup(ci)) {
936 >      for (cg = mol->beginCutoffGroup(ci); cg != NULL;
937 >           cg = mol->nextCutoffGroup(ci)) {
938  
939          totalMass = cg->getMass();
940          for(atom = cg->beginAtom(ai); atom != NULL; atom = cg->nextAtom(ai)) {
941            // Check for massless groups - set mfact to 1 if true
942 <          if (totalMass != 0)
943 <            mfact.push_back(atom->getMass()/totalMass);
942 >          if (totalMass != 0)
943 >            massFactors_[atom->getLocalIndex()] = atom->getMass()/totalMass;
944            else
945 <            mfact.push_back( 1.0 );
945 >            massFactors_[atom->getLocalIndex()] = 1.0;
946          }
689
947        }      
948      }
949  
950 <    //fill ident array of local atoms (it is actually ident of AtomType, it is so confusing !!!)
694 <    std::vector<int> identArray;
950 >    // Build the identArray_ and regions_
951  
952 <    //to avoid memory reallocation, reserve enough space identArray
953 <    identArray.reserve(getNAtoms());
954 <    
955 <    for(mol = beginMolecule(mi); mol != NULL; mol = nextMolecule(mi)) {        
952 >    identArray_.clear();
953 >    identArray_.reserve(getNAtoms());  
954 >    regions_.clear();
955 >    regions_.reserve(getNAtoms());
956 >
957 >    for(mol = beginMolecule(mi); mol != NULL; mol = nextMolecule(mi)) {      
958 >      int reg = mol->getRegion();      
959        for(atom = mol->beginAtom(ai); atom != NULL; atom = mol->nextAtom(ai)) {
960 <        identArray.push_back(atom->getIdent());
960 >        identArray_.push_back(atom->getIdent());
961 >        regions_.push_back(reg);
962        }
963      }    
964 <
965 <    //fill molMembershipArray
706 <    //molMembershipArray is filled by SimCreator    
707 <    std::vector<int> molMembershipArray(nGlobalAtoms_);
708 <    for (int i = 0; i < nGlobalAtoms_; i++) {
709 <      molMembershipArray[i] = globalMolMembership_[i] + 1;
710 <    }
711 <    
712 <    //setup fortran simulation
713 <    int nGlobalExcludes = 0;
714 <    int* globalExcludes = NULL;
715 <    int* excludeList = exclude_.getExcludeList();
716 <    setFortranSim( &fInfo_, &nGlobalAtoms_, &nAtoms_, &identArray[0], &nExclude, excludeList ,
717 <                   &nGlobalExcludes, globalExcludes, &molMembershipArray[0],
718 <                   &mfact[0], &nCutoffGroups_, &fortranGlobalGroupMembership[0], &isError);
719 <
720 <    if( isError ){
721 <
722 <      sprintf( painCave.errMsg,
723 <               "There was an error setting the simulation information in fortran.\n" );
724 <      painCave.isFatal = 1;
725 <      painCave.severity = OOPSE_ERROR;
726 <      simError();
727 <    }
728 <
729 < #ifdef IS_MPI
730 <    sprintf( checkPointMsg,
731 <             "succesfully sent the simulation information to fortran.\n");
732 <    MPIcheckPoint();
733 < #endif // is_mpi
734 <  }
735 <
736 <
737 < #ifdef IS_MPI
738 <  void SimInfo::setupFortranParallel() {
739 <    
740 <    //SimInfo is responsible for creating localToGlobalAtomIndex and localToGlobalGroupIndex
741 <    std::vector<int> localToGlobalAtomIndex(getNAtoms(), 0);
742 <    std::vector<int> localToGlobalCutoffGroupIndex;
743 <    SimInfo::MoleculeIterator mi;
744 <    Molecule::AtomIterator ai;
745 <    Molecule::CutoffGroupIterator ci;
746 <    Molecule* mol;
747 <    Atom* atom;
748 <    CutoffGroup* cg;
749 <    mpiSimData parallelData;
750 <    int isError;
751 <
752 <    for (mol = beginMolecule(mi); mol != NULL; mol  = nextMolecule(mi)) {
753 <
754 <      //local index(index in DataStorge) of atom is important
755 <      for (atom = mol->beginAtom(ai); atom != NULL; atom = mol->nextAtom(ai)) {
756 <        localToGlobalAtomIndex[atom->getLocalIndex()] = atom->getGlobalIndex() + 1;
757 <      }
758 <
759 <      //local index of cutoff group is trivial, it only depends on the order of travesing
760 <      for (cg = mol->beginCutoffGroup(ci); cg != NULL; cg = mol->nextCutoffGroup(ci)) {
761 <        localToGlobalCutoffGroupIndex.push_back(cg->getGlobalIndex() + 1);
762 <      }        
763 <        
764 <    }
765 <
766 <    //fill up mpiSimData struct
767 <    parallelData.nMolGlobal = getNGlobalMolecules();
768 <    parallelData.nMolLocal = getNMolecules();
769 <    parallelData.nAtomsGlobal = getNGlobalAtoms();
770 <    parallelData.nAtomsLocal = getNAtoms();
771 <    parallelData.nGroupsGlobal = getNGlobalCutoffGroups();
772 <    parallelData.nGroupsLocal = getNCutoffGroups();
773 <    parallelData.myNode = worldRank;
774 <    MPI_Comm_size(MPI_COMM_WORLD, &(parallelData.nProcessors));
775 <
776 <    //pass mpiSimData struct and index arrays to fortran
777 <    setFsimParallel(&parallelData, &(parallelData.nAtomsLocal),
778 <                    &localToGlobalAtomIndex[0],  &(parallelData.nGroupsLocal),
779 <                    &localToGlobalCutoffGroupIndex[0], &isError);
780 <
781 <    if (isError) {
782 <      sprintf(painCave.errMsg,
783 <              "mpiRefresh errror: fortran didn't like something we gave it.\n");
784 <      painCave.isFatal = 1;
785 <      simError();
786 <    }
787 <
788 <    sprintf(checkPointMsg, " mpiRefresh successful.\n");
789 <    MPIcheckPoint();
790 <
791 <
792 <  }
793 <
794 < #endif
795 <
796 <  double SimInfo::calcMaxCutoffRadius() {
797 <
798 <
799 <    std::set<AtomType*> atomTypes;
800 <    std::set<AtomType*>::iterator i;
801 <    std::vector<double> cutoffRadius;
802 <
803 <    //get the unique atom types
804 <    atomTypes = getUniqueAtomTypes();
805 <
806 <    //query the max cutoff radius among these atom types
807 <    for (i = atomTypes.begin(); i != atomTypes.end(); ++i) {
808 <      cutoffRadius.push_back(forceField_->getRcutFromAtomType(*i));
809 <    }
810 <
811 <    double maxCutoffRadius = *(std::max_element(cutoffRadius.begin(), cutoffRadius.end()));
812 < #ifdef IS_MPI
813 <    //pick the max cutoff radius among the processors
814 < #endif
815 <
816 <    return maxCutoffRadius;
817 <  }
818 <
819 <  void SimInfo::getCutoff(double& rcut, double& rsw) {
820 <    
821 <    if (fInfo_.SIM_uses_Charges | fInfo_.SIM_uses_Dipoles | fInfo_.SIM_uses_RF) {
822 <        
823 <      if (!simParams_->haveCutoffRadius()){
824 <        sprintf(painCave.errMsg,
825 <                "SimCreator Warning: No value was set for the cutoffRadius.\n"
826 <                "\tOOPSE will use a default value of 15.0 angstroms"
827 <                "\tfor the cutoffRadius.\n");
828 <        painCave.isFatal = 0;
829 <        simError();
830 <        rcut = 15.0;
831 <      } else{
832 <        rcut = simParams_->getCutoffRadius();
833 <      }
834 <
835 <      if (!simParams_->haveSwitchingRadius()){
836 <        sprintf(painCave.errMsg,
837 <                "SimCreator Warning: No value was set for switchingRadius.\n"
838 <                "\tOOPSE will use a default value of\n"
839 <                "\t0.85 * cutoffRadius for the switchingRadius\n");
840 <        painCave.isFatal = 0;
841 <        simError();
842 <        rsw = 0.85 * rcut;
843 <      } else{
844 <        rsw = simParams_->getSwitchingRadius();
845 <      }
846 <
847 <    } else {
848 <      // if charge, dipole or reaction field is not used and the cutofff radius is not specified in
849 <      //meta-data file, the maximum cutoff radius calculated from forcefiled will be used
850 <        
851 <      if (simParams_->haveCutoffRadius()) {
852 <        rcut = simParams_->getCutoffRadius();
853 <      } else {
854 <        //set cutoff radius to the maximum cutoff radius based on atom types in the whole system
855 <        rcut = calcMaxCutoffRadius();
856 <      }
857 <
858 <      if (simParams_->haveSwitchingRadius()) {
859 <        rsw  = simParams_->getSwitchingRadius();
860 <      } else {
861 <        rsw = rcut;
862 <      }
863 <    
864 <    }
865 <  }
866 <
867 <  void SimInfo::setupCutoff() {    
868 <    getCutoff(rcut_, rsw_);    
869 <    double rnblist = rcut_ + 1; // skin of neighbor list
870 <
871 <    //Pass these cutoff radius etc. to fortran. This function should be called once and only once
872 <    
873 <    int cp =  TRADITIONAL_CUTOFF_POLICY;
874 <    if (simParams_->haveCutoffPolicy()) {
875 <      std::string myPolicy = simParams_->getCutoffPolicy();
876 <      toUpper(myPolicy);
877 <      if (myPolicy == "MIX") {
878 <        cp = MIX_CUTOFF_POLICY;
879 <      } else {
880 <        if (myPolicy == "MAX") {
881 <          cp = MAX_CUTOFF_POLICY;
882 <        } else {
883 <          if (myPolicy == "TRADITIONAL") {            
884 <            cp = TRADITIONAL_CUTOFF_POLICY;
885 <          } else {
886 <            // throw error        
887 <            sprintf( painCave.errMsg,
888 <                     "SimInfo error: Unknown cutoffPolicy. (Input file specified %s .)\n\tcutoffPolicy must be one of: \"Mix\", \"Max\", or \"Traditional\".", myPolicy.c_str() );
889 <            painCave.isFatal = 1;
890 <            simError();
891 <          }    
892 <        }          
893 <      }
894 <    }
895 <
896 <
897 <    if (simParams_->haveSkinThickness()) {
898 <      double skinThickness = simParams_->getSkinThickness();
899 <    }
900 <
901 <    notifyFortranCutoffs(&rcut_, &rsw_, &rnblist, &cp);
902 <    // also send cutoff notification to electrostatics
903 <    setElectrostaticCutoffRadius(&rcut_, &rsw_);
964 >      
965 >    topologyDone_ = true;
966    }
967  
906  void SimInfo::setupElectrostaticSummationMethod( int isError ) {    
907    
908    int errorOut;
909    int esm =  NONE;
910    int sm = UNDAMPED;
911    double alphaVal;
912    double dielectric;
913
914    errorOut = isError;
915    alphaVal = simParams_->getDampingAlpha();
916    dielectric = simParams_->getDielectric();
917
918    if (simParams_->haveElectrostaticSummationMethod()) {
919      std::string myMethod = simParams_->getElectrostaticSummationMethod();
920      toUpper(myMethod);
921      if (myMethod == "NONE") {
922        esm = NONE;
923      } else {
924        if (myMethod == "SWITCHING_FUNCTION") {
925          esm = SWITCHING_FUNCTION;
926        } else {
927          if (myMethod == "SHIFTED_POTENTIAL") {
928            esm = SHIFTED_POTENTIAL;
929          } else {
930            if (myMethod == "SHIFTED_FORCE") {            
931              esm = SHIFTED_FORCE;
932            } else {
933              if (myMethod == "REACTION_FIELD") {            
934                esm = REACTION_FIELD;
935              } else {
936                // throw error        
937                sprintf( painCave.errMsg,
938                         "SimInfo error: Unknown electrostaticSummationMethod. (Input file specified %s .)\n\telectrostaticSummationMethod must be one of: \"none\", \"shifted_potential\", \"shifted_force\", or \"reaction_field\".", myMethod.c_str() );
939                painCave.isFatal = 1;
940                simError();
941              }    
942            }          
943          }
944        }
945      }
946    }
947    
948    if (simParams_->haveElectrostaticScreeningMethod()) {
949      std::string myScreen = simParams_->getElectrostaticScreeningMethod();
950      toUpper(myScreen);
951      if (myScreen == "UNDAMPED") {
952        sm = UNDAMPED;
953      } else {
954        if (myScreen == "DAMPED") {
955          sm = DAMPED;
956          if (!simParams_->haveDampingAlpha()) {
957            //throw error
958            sprintf( painCave.errMsg,
959                     "SimInfo warning: dampingAlpha was not specified in the input file. A default value of %f (1/ang) will be used.", alphaVal);
960            painCave.isFatal = 0;
961            simError();
962          }
963        } else {
964          // throw error        
965          sprintf( painCave.errMsg,
966                   "SimInfo error: Unknown electrostaticScreeningMethod. (Input file specified %s .)\n\telectrostaticScreeningMethod must be one of: \"undamped\" or \"damped\".", myScreen.c_str() );
967          painCave.isFatal = 1;
968          simError();
969        }
970      }
971    }
972    
973    // let's pass some summation method variables to fortran
974    setElectrostaticSummationMethod( &esm );
975    setScreeningMethod( &sm );
976    setDampingAlpha( &alphaVal );
977    setReactionFieldDielectric( &dielectric );
978    initFortranFF( &esm, &errorOut );
979  }
980
968    void SimInfo::addProperty(GenericData* genData) {
969      properties_.addProperty(genData);  
970    }
971  
972 <  void SimInfo::removeProperty(const std::string& propName) {
972 >  void SimInfo::removeProperty(const string& propName) {
973      properties_.removeProperty(propName);  
974    }
975  
# Line 990 | Line 977 | namespace oopse {
977      properties_.clearProperties();
978    }
979  
980 <  std::vector<std::string> SimInfo::getPropertyNames() {
980 >  vector<string> SimInfo::getPropertyNames() {
981      return properties_.getPropertyNames();  
982    }
983        
984 <  std::vector<GenericData*> SimInfo::getProperties() {
984 >  vector<GenericData*> SimInfo::getProperties() {
985      return properties_.getProperties();
986    }
987  
988 <  GenericData* SimInfo::getPropertyByName(const std::string& propName) {
988 >  GenericData* SimInfo::getPropertyByName(const string& propName) {
989      return properties_.getPropertyByName(propName);
990    }
991  
# Line 1009 | Line 996 | namespace oopse {
996      delete sman_;
997      sman_ = sman;
998  
1012    Molecule* mol;
1013    RigidBody* rb;
1014    Atom* atom;
999      SimInfo::MoleculeIterator mi;
1000 +    Molecule::AtomIterator ai;
1001      Molecule::RigidBodyIterator rbIter;
1002 <    Molecule::AtomIterator atomIter;;
1002 >    Molecule::CutoffGroupIterator cgIter;
1003 >    Molecule::BondIterator bondIter;
1004 >    Molecule::BendIterator bendIter;
1005 >    Molecule::TorsionIterator torsionIter;
1006 >    Molecule::InversionIterator inversionIter;
1007  
1008 +    Molecule* mol;
1009 +    Atom* atom;
1010 +    RigidBody* rb;
1011 +    CutoffGroup* cg;
1012 +    Bond* bond;
1013 +    Bend* bend;
1014 +    Torsion* torsion;
1015 +    Inversion* inversion;    
1016 +
1017      for (mol = beginMolecule(mi); mol != NULL; mol = nextMolecule(mi)) {
1018          
1019 <      for (atom = mol->beginAtom(atomIter); atom != NULL; atom = mol->nextAtom(atomIter)) {
1019 >      for (atom = mol->beginAtom(ai); atom != NULL;
1020 >           atom = mol->nextAtom(ai)) {
1021          atom->setSnapshotManager(sman_);
1022 <      }
1023 <        
1024 <      for (rb = mol->beginRigidBody(rbIter); rb != NULL; rb = mol->nextRigidBody(rbIter)) {
1022 >      }        
1023 >      for (rb = mol->beginRigidBody(rbIter); rb != NULL;
1024 >           rb = mol->nextRigidBody(rbIter)) {
1025          rb->setSnapshotManager(sman_);
1026        }
1027 <    }    
1028 <    
1027 >      for (cg = mol->beginCutoffGroup(cgIter); cg != NULL;
1028 >           cg = mol->nextCutoffGroup(cgIter)) {
1029 >        cg->setSnapshotManager(sman_);
1030 >      }
1031 >      for (bond = mol->beginBond(bondIter); bond != NULL;
1032 >           bond = mol->nextBond(bondIter)) {
1033 >        bond->setSnapshotManager(sman_);
1034 >      }
1035 >      for (bend = mol->beginBend(bendIter); bend != NULL;
1036 >           bend = mol->nextBend(bendIter)) {
1037 >        bend->setSnapshotManager(sman_);
1038 >      }
1039 >      for (torsion = mol->beginTorsion(torsionIter); torsion != NULL;
1040 >           torsion = mol->nextTorsion(torsionIter)) {
1041 >        torsion->setSnapshotManager(sman_);
1042 >      }
1043 >      for (inversion = mol->beginInversion(inversionIter); inversion != NULL;
1044 >           inversion = mol->nextInversion(inversionIter)) {
1045 >        inversion->setSnapshotManager(sman_);
1046 >      }
1047 >    }
1048    }
1049  
1032  Vector3d SimInfo::getComVel(){
1033    SimInfo::MoleculeIterator i;
1034    Molecule* mol;
1050  
1051 <    Vector3d comVel(0.0);
1037 <    double totalMass = 0.0;
1038 <    
1039 <
1040 <    for (mol = beginMolecule(i); mol != NULL; mol = nextMolecule(i)) {
1041 <      double mass = mol->getMass();
1042 <      totalMass += mass;
1043 <      comVel += mass * mol->getComVel();
1044 <    }  
1051 >  ostream& operator <<(ostream& o, SimInfo& info) {
1052  
1046 #ifdef IS_MPI
1047    double tmpMass = totalMass;
1048    Vector3d tmpComVel(comVel);    
1049    MPI_Allreduce(&tmpMass,&totalMass,1,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1050    MPI_Allreduce(tmpComVel.getArrayPointer(), comVel.getArrayPointer(),3,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1051 #endif
1052
1053    comVel /= totalMass;
1054
1055    return comVel;
1056  }
1057
1058  Vector3d SimInfo::getCom(){
1059    SimInfo::MoleculeIterator i;
1060    Molecule* mol;
1061
1062    Vector3d com(0.0);
1063    double totalMass = 0.0;
1064    
1065    for (mol = beginMolecule(i); mol != NULL; mol = nextMolecule(i)) {
1066      double mass = mol->getMass();
1067      totalMass += mass;
1068      com += mass * mol->getCom();
1069    }  
1070
1071 #ifdef IS_MPI
1072    double tmpMass = totalMass;
1073    Vector3d tmpCom(com);    
1074    MPI_Allreduce(&tmpMass,&totalMass,1,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1075    MPI_Allreduce(tmpCom.getArrayPointer(), com.getArrayPointer(),3,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1076 #endif
1077
1078    com /= totalMass;
1079
1080    return com;
1081
1082  }        
1083
1084  std::ostream& operator <<(std::ostream& o, SimInfo& info) {
1085
1053      return o;
1054    }
1055    
1056 <  
1057 <   /*
1058 <   Returns center of mass and center of mass velocity in one function call.
1059 <   */
1060 <  
1061 <   void SimInfo::getComAll(Vector3d &com, Vector3d &comVel){
1062 <      SimInfo::MoleculeIterator i;
1063 <      Molecule* mol;
1064 <      
1065 <    
1066 <      double totalMass = 0.0;
1067 <    
1056 >  
1057 >  StuntDouble* SimInfo::getIOIndexToIntegrableObject(int index) {
1058 >    if (index >= int(IOIndexToIntegrableObject.size())) {
1059 >      sprintf(painCave.errMsg,
1060 >              "SimInfo::getIOIndexToIntegrableObject Error: Integrable Object\n"
1061 >              "\tindex exceeds number of known objects!\n");
1062 >      painCave.isFatal = 1;
1063 >      simError();
1064 >      return NULL;
1065 >    } else
1066 >      return IOIndexToIntegrableObject.at(index);
1067 >  }
1068 >  
1069 >  void SimInfo::setIOIndexToIntegrableObject(const vector<StuntDouble*>& v) {
1070 >    IOIndexToIntegrableObject= v;
1071 >  }
1072  
1073 <      for (mol = beginMolecule(i); mol != NULL; mol = nextMolecule(i)) {
1103 <         double mass = mol->getMass();
1104 <         totalMass += mass;
1105 <         com += mass * mol->getCom();
1106 <         comVel += mass * mol->getComVel();          
1107 <      }  
1108 <      
1073 >  void SimInfo::calcNConstraints() {
1074   #ifdef IS_MPI
1075 <      double tmpMass = totalMass;
1076 <      Vector3d tmpCom(com);  
1077 <      Vector3d tmpComVel(comVel);
1078 <      MPI_Allreduce(&tmpMass,&totalMass,1,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1114 <      MPI_Allreduce(tmpCom.getArrayPointer(), com.getArrayPointer(),3,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1115 <      MPI_Allreduce(tmpComVel.getArrayPointer(), comVel.getArrayPointer(),3,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1075 >    MPI_Allreduce(&nConstraints_, &nGlobalConstraints_, 1,  
1076 >                  MPI_INT, MPI_SUM, MPI_COMM_WORLD);
1077 > #else
1078 >    nGlobalConstraints_ =  nConstraints_;
1079   #endif
1080 <      
1118 <      com /= totalMass;
1119 <      comVel /= totalMass;
1120 <   }        
1121 <  
1122 <   /*
1123 <   Return intertia tensor for entire system and angular momentum Vector.
1080 >  }
1081  
1082 + }//end namespace OpenMD
1083  
1126       [  Ixx -Ixy  -Ixz ]
1127  J =| -Iyx  Iyy  -Iyz |
1128       [ -Izx -Iyz   Izz ]
1129    */
1130
1131   void SimInfo::getInertiaTensor(Mat3x3d &inertiaTensor, Vector3d &angularMomentum){
1132      
1133
1134      double xx = 0.0;
1135      double yy = 0.0;
1136      double zz = 0.0;
1137      double xy = 0.0;
1138      double xz = 0.0;
1139      double yz = 0.0;
1140      Vector3d com(0.0);
1141      Vector3d comVel(0.0);
1142      
1143      getComAll(com, comVel);
1144      
1145      SimInfo::MoleculeIterator i;
1146      Molecule* mol;
1147      
1148      Vector3d thisq(0.0);
1149      Vector3d thisv(0.0);
1150
1151      double thisMass = 0.0;
1152    
1153      
1154      
1155  
1156      for (mol = beginMolecule(i); mol != NULL; mol = nextMolecule(i)) {
1157        
1158         thisq = mol->getCom()-com;
1159         thisv = mol->getComVel()-comVel;
1160         thisMass = mol->getMass();
1161         // Compute moment of intertia coefficients.
1162         xx += thisq[0]*thisq[0]*thisMass;
1163         yy += thisq[1]*thisq[1]*thisMass;
1164         zz += thisq[2]*thisq[2]*thisMass;
1165        
1166         // compute products of intertia
1167         xy += thisq[0]*thisq[1]*thisMass;
1168         xz += thisq[0]*thisq[2]*thisMass;
1169         yz += thisq[1]*thisq[2]*thisMass;
1170            
1171         angularMomentum += cross( thisq, thisv ) * thisMass;
1172            
1173      }  
1174      
1175      
1176      inertiaTensor(0,0) = yy + zz;
1177      inertiaTensor(0,1) = -xy;
1178      inertiaTensor(0,2) = -xz;
1179      inertiaTensor(1,0) = -xy;
1180      inertiaTensor(1,1) = xx + zz;
1181      inertiaTensor(1,2) = -yz;
1182      inertiaTensor(2,0) = -xz;
1183      inertiaTensor(2,1) = -yz;
1184      inertiaTensor(2,2) = xx + yy;
1185      
1186 #ifdef IS_MPI
1187      Mat3x3d tmpI(inertiaTensor);
1188      Vector3d tmpAngMom;
1189      MPI_Allreduce(tmpI.getArrayPointer(), inertiaTensor.getArrayPointer(),9,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1190      MPI_Allreduce(tmpAngMom.getArrayPointer(), angularMomentum.getArrayPointer(),3,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1191 #endif
1192              
1193      return;
1194   }
1195
1196   //Returns the angular momentum of the system
1197   Vector3d SimInfo::getAngularMomentum(){
1198      
1199      Vector3d com(0.0);
1200      Vector3d comVel(0.0);
1201      Vector3d angularMomentum(0.0);
1202      
1203      getComAll(com,comVel);
1204      
1205      SimInfo::MoleculeIterator i;
1206      Molecule* mol;
1207      
1208      Vector3d thisr(0.0);
1209      Vector3d thisp(0.0);
1210      
1211      double thisMass;
1212      
1213      for (mol = beginMolecule(i); mol != NULL; mol = nextMolecule(i)) {        
1214        thisMass = mol->getMass();
1215        thisr = mol->getCom()-com;
1216        thisp = (mol->getComVel()-comVel)*thisMass;
1217        
1218        angularMomentum += cross( thisr, thisp );
1219        
1220      }  
1221      
1222 #ifdef IS_MPI
1223      Vector3d tmpAngMom;
1224      MPI_Allreduce(tmpAngMom.getArrayPointer(), angularMomentum.getArrayPointer(),3,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1225 #endif
1226      
1227      return angularMomentum;
1228   }
1229  
1230  
1231 }//end namespace oopse
1232

Comparing trunk/src/brains/SimInfo.cpp (property svn:keywords):
Revision 720 by chrisfen, Tue Nov 8 13:32:06 2005 UTC vs.
Revision 1987 by gezelter, Thu Apr 17 19:07:31 2014 UTC

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