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root/group/trunk/OOPSE/libmdtools/SimSetup.cpp
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Comparing trunk/OOPSE/libmdtools/SimSetup.cpp (file contents):
Revision 469 by mmeineke, Mon Apr 7 20:06:31 2003 UTC vs.
Revision 1234 by tim, Fri Jun 4 03:15:31 2004 UTC

# Line 1 | Line 1
1 < #include <cstdlib>
1 > #include <algorithm>
2 > #include <stdlib.h>
3   #include <iostream>
4 < #include <cmath>
5 <
4 > #include <math.h>
5 > #include <string>
6 > #include <sprng.h>
7   #include "SimSetup.hpp"
8 + #include "ReadWrite.hpp"
9   #include "parse_me.h"
10   #include "Integrator.hpp"
11   #include "simError.h"
12 + #include "RigidBody.hpp"
13 + #include "OOPSEMinimizer.hpp"
14 + #include "ConstraintElement.hpp"
15 + #include "ConstraintPair.hpp"
16 + #include "ConstraintManager.hpp"
17  
18   #ifdef IS_MPI
19   #include "mpiBASS.h"
20   #include "mpiSimulation.hpp"
21   #endif
22  
23 + // some defines for ensemble and Forcefield  cases
24 +
25 + #define NVE_ENS        0
26 + #define NVT_ENS        1
27 + #define NPTi_ENS       2
28 + #define NPTf_ENS       3
29 + #define NPTxyz_ENS     4
30 +
31 +
32 + #define FF_DUFF  0
33 + #define FF_LJ    1
34 + #define FF_EAM   2
35 + #define FF_H2O   3
36 +
37 + using namespace std;
38 +
39 + /**
40 + * Check whether dividend is divisble by divisor or not
41 + */
42 + bool isDivisible(double dividend, double divisor){
43 +  double tolerance = 0.000001;
44 +  double quotient;
45 +  double diff;
46 +  int intQuotient;
47 +  
48 +  quotient = dividend / divisor;
49 +
50 +  if (quotient < 0)
51 +    quotient = -quotient;
52 +
53 +  intQuotient = int (quotient + tolerance);
54 +
55 +  diff = fabs(fabs(dividend) - intQuotient  * fabs(divisor));
56 +
57 +  if (diff <= tolerance)
58 +    return true;
59 +  else
60 +    return false;  
61 + }
62 +
63   SimSetup::SimSetup(){
64 +  
65 +  initSuspend = false;
66 +  isInfoArray = 0;
67 +  nInfo = 1;
68 +
69    stamps = new MakeStamps();
70    globals = new Globals();
71 <  
71 >
72 >
73   #ifdef IS_MPI
74 <  strcpy( checkPointMsg, "SimSetup creation successful" );
74 >  strcpy(checkPointMsg, "SimSetup creation successful");
75    MPIcheckPoint();
76   #endif // IS_MPI
77   }
# Line 27 | Line 81 | SimSetup::~SimSetup(){
81    delete globals;
82   }
83  
84 < void SimSetup::parseFile( char* fileName ){
84 > void SimSetup::setSimInfo(SimInfo* the_info, int theNinfo){
85 >  info = the_info;
86 >  nInfo = theNinfo;
87 >  isInfoArray = 1;
88 >  initSuspend = true;
89 > }
90  
91 +
92 + void SimSetup::parseFile(char* fileName){
93   #ifdef IS_MPI
94 <  if( worldRank == 0 ){
94 >  if (worldRank == 0){
95   #endif // is_mpi
96 <    
96 >
97      inFileName = fileName;
98 <    set_interface_stamps( stamps, globals );
99 <    
98 >    set_interface_stamps(stamps, globals);
99 >
100   #ifdef IS_MPI
101      mpiEventInit();
102   #endif
103  
104 <    yacc_BASS( fileName );
104 >    yacc_BASS(fileName);
105  
106   #ifdef IS_MPI
107      throwMPIEvent(NULL);
108    }
109 <  else receiveParse();
109 >  else{
110 >    receiveParse();
111 >  }
112   #endif
113  
114   }
115  
116   #ifdef IS_MPI
117   void SimSetup::receiveParse(void){
118 <
119 <    set_interface_stamps( stamps, globals );
120 <    mpiEventInit();
121 <    MPIcheckPoint();
59 <    mpiEventLoop();
60 <
118 >  set_interface_stamps(stamps, globals);
119 >  mpiEventInit();
120 >  MPIcheckPoint();
121 >  mpiEventLoop();
122   }
123  
124   #endif // is_mpi
125  
126 < void SimSetup::createSim( void ){
126 > void SimSetup::createSim(void){
127  
128 <  MakeStamps *the_stamps;
68 <  Globals* the_globals;
69 <  ExtendedSystem* the_extendedsystem;
70 <  int i, j;
128 >  // gather all of the information from the Bass file
129  
130 <  // get the stamps and globals;
73 <  the_stamps = stamps;
74 <  the_globals = globals;
130 >  gatherInfo();
131  
132 <  // set the easy ones first
77 <  simnfo->target_temp = the_globals->getTargetTemp();
78 <  simnfo->dt = the_globals->getDt();
79 <  simnfo->run_time = the_globals->getRunTime();
132 >  // creation of complex system objects
133  
134 <  // get the ones we know are there, yet still may need some work.
82 <  n_components = the_globals->getNComponents();
83 <  strcpy( force_field, the_globals->getForceField() );
134 >  sysObjectsCreation();
135  
136 <  // get the ensemble and set up an extended system if we need it:
86 <  strcpy( ensemble, the_globals->getEnsemble() );
87 <  if( !strcasecmp( ensemble, "NPT" ) ) {
88 <    the_extendedsystem = new ExtendedSystem( simnfo );
89 <    the_extendedsystem->setTargetTemp(the_globals->getTargetTemp());
90 <    the_extendedsystem->setTargetPressure(the_globals->getTargetPressure());
91 <  } else if ( !strcasecmp( ensemble, "NVT") ) {
92 <    the_extendedsystem = new ExtendedSystem( simnfo );
93 <    the_extendedsystem->setTargetTemp(the_globals->getTargetTemp());
94 <  } else if ( !strcasecmp( ensemble, "NVE") ) {
95 <  } else {
96 <    sprintf( painCave.errMsg,
97 <             "SimSetup Warning. Unrecognized Ensemble -> %s, "
98 <             "reverting to NVE for this simulation.\n",
99 <             ensemble );
100 <    painCave.isFatal = 0;
101 <    simError();
102 <    strcpy( ensemble, "NVE" );
103 <  }  
104 <  strcpy( simnfo->ensemble, ensemble );
136 >  // check on the post processing info
137  
138 <  strcpy( simnfo->mixingRule, the_globals->getMixingRule() );
107 <  simnfo->usePBC = the_globals->getPBC();
108 <          
109 <  int usesDipoles = 0;
110 <  if( !strcmp( force_field, "TraPPE_Ex" ) ){
111 <    the_ff = new TraPPE_ExFF();
112 <    usesDipoles = 1;
113 <  }
114 <  else if( !strcasecmp( force_field, "LJ" ) ) the_ff = new LJ_FF();
115 <  else{
116 <    sprintf( painCave.errMsg,
117 <             "SimSetup Error. Unrecognized force field -> %s\n",
118 <             force_field );
119 <    painCave.isFatal = 1;
120 <    simError();
121 <  }
138 >  finalInfoCheck();
139  
140 < #ifdef IS_MPI
124 <  strcpy( checkPointMsg, "ForceField creation successful" );
125 <  MPIcheckPoint();
126 < #endif // is_mpi
140 >  // initialize the system coordinates
141  
142 <  
142 >  if ( !initSuspend ){
143 >    initSystemCoords();
144  
145 <  // get the components and calculate the tot_nMol and indvidual n_mol
146 <  the_components = the_globals->getComponents();
147 <  components_nmol = new int[n_components];
133 <  comp_stamps = new MoleculeStamp*[n_components];
145 >    if( !(globals->getUseInitTime()) )
146 >      info[0].currentTime = 0.0;
147 >  }  
148  
149 <  if( !the_globals->haveNMol() ){
136 <    // we don't have the total number of molecules, so we assume it is
137 <    // given in each component
149 >  // make the output filenames
150  
151 <    tot_nmol = 0;
152 <    for( i=0; i<n_components; i++ ){
151 >  makeOutNames();
152 >  
153 > #ifdef IS_MPI
154 >  mpiSim->mpiRefresh();
155 > #endif
156  
157 <      if( !the_components[i]->haveNMol() ){
143 <        // we have a problem
144 <        sprintf( painCave.errMsg,
145 <                 "SimSetup Error. No global NMol or component NMol"
146 <                 " given. Cannot calculate the number of atoms.\n" );
147 <        painCave.isFatal = 1;
148 <        simError();
149 <      }
157 >  // initialize the Fortran
158  
159 <      tot_nmol += the_components[i]->getNMol();
152 <      components_nmol[i] = the_components[i]->getNMol();
153 <    }
154 <  }
155 <  else{
156 <    sprintf( painCave.errMsg,
157 <             "SimSetup error.\n"
158 <             "\tSorry, the ability to specify total"
159 <             " nMols and then give molfractions in the components\n"
160 <             "\tis not currently supported."
161 <             " Please give nMol in the components.\n" );
162 <    painCave.isFatal = 1;
163 <    simError();
164 <    
165 <    
166 <    //     tot_nmol = the_globals->getNMol();
167 <    
168 <    //   //we have the total number of molecules, now we check for molfractions
169 <    //     for( i=0; i<n_components; i++ ){
170 <    
171 <    //       if( !the_components[i]->haveMolFraction() ){
172 <    
173 <    //  if( !the_components[i]->haveNMol() ){
174 <    //    //we have a problem
175 <    //    std::cerr << "SimSetup error. Neither molFraction nor "
176 <    //              << " nMol was given in component
177 <    
178 <  }
159 >  initFortran();
160  
161 < #ifdef IS_MPI
162 <  strcpy( checkPointMsg, "Have the number of components" );
163 <  MPIcheckPoint();
183 < #endif // is_mpi
161 >  //creat constraint manager
162 >  for(int i = 0; i < nInfo; i++)
163 >    info[i].consMan = new ConstraintManager(&info[i]);
164  
165 <  // make an array of molecule stamps that match the components used.
166 <  // also extract the used stamps out into a separate linked list
165 >  if (globals->haveMinimizer())
166 >    // make minimizer
167 >    makeMinimizer();
168 >  else
169 >    // make the integrator
170 >    makeIntegrator();
171  
172 <  simnfo->nComponents = n_components;
189 <  simnfo->componentsNmol = components_nmol;
190 <  simnfo->compStamps = comp_stamps;
191 <  simnfo->headStamp = new LinkedMolStamp();
192 <  
193 <  char* id;
194 <  LinkedMolStamp* headStamp = simnfo->headStamp;
195 <  LinkedMolStamp* currentStamp = NULL;
196 <  for( i=0; i<n_components; i++ ){
172 > }
173  
198    id = the_components[i]->getType();
199    comp_stamps[i] = NULL;
200    
201    // check to make sure the component isn't already in the list
174  
175 <    comp_stamps[i] = headStamp->match( id );
176 <    if( comp_stamps[i] == NULL ){
177 <      
178 <      // extract the component from the list;
179 <      
180 <      currentStamp = the_stamps->extractMolStamp( id );
181 <      if( currentStamp == NULL ){
182 <        sprintf( painCave.errMsg,
183 <                 "SimSetup error: Component \"%s\" was not found in the "
184 <                 "list of declared molecules\n",
185 <                 id );
186 <        painCave.isFatal = 1;
187 <        simError();
188 <      }
189 <      
190 <      headStamp->add( currentStamp );
191 <      comp_stamps[i] = headStamp->match( id );
192 <    }
193 <  }
175 > void SimSetup::makeMolecules(void){
176 >  int i, j, k;
177 >  int exI, exJ, exK, exL, slI, slJ;
178 >  int tempI, tempJ, tempK, tempL;
179 >  int molI, globalID;
180 >  int stampID, atomOffset, rbOffset, groupOffset;
181 >  molInit molInfo;
182 >  DirectionalAtom* dAtom;
183 >  RigidBody* myRB;
184 >  StuntDouble* mySD;
185 >  LinkedAssign* extras;
186 >  LinkedAssign* current_extra;
187 >  AtomStamp* currentAtom;
188 >  BondStamp* currentBond;
189 >  BendStamp* currentBend;
190 >  TorsionStamp* currentTorsion;
191 >  RigidBodyStamp* currentRigidBody;
192 >  CutoffGroupStamp* currentCutoffGroup;
193 >  CutoffGroup* myCutoffGroup;
194 >  int nCutoffGroups;// number of cutoff group of a molecule defined in mdl file
195 >  set<int> cutoffAtomSet; //atoms belong to  cutoffgroup defined at mdl file
196  
197 < #ifdef IS_MPI
198 <  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
199 <  MPIcheckPoint();
226 < #endif // is_mpi
227 <  
197 >  bond_pair* theBonds;
198 >  bend_set* theBends;
199 >  torsion_set* theTorsions;
200  
201 +  set<int> skipList;
202  
203 +  double phi, theta, psi;
204 +  char* molName;
205 +  char rbName[100];
206  
207 <  // caclulate the number of atoms, bonds, bends and torsions
207 >  ConstraintPair* consPair; //constraint pair
208 >  ConstraintElement* consElement1;  //first element of constraint pair
209 >  ConstraintElement* consElement2;  //second element of constraint pair
210 >  int whichRigidBody;
211 >  int consAtomIndex;  //index of constraint atom in rigid body's atom array
212 >  vector<pair<int, int> > jointAtoms;
213 >  double bondLength2;
214 >  //init the forceField paramters
215  
216 <  tot_atoms = 0;
234 <  tot_bonds = 0;
235 <  tot_bends = 0;
236 <  tot_torsions = 0;
237 <  for( i=0; i<n_components; i++ ){
238 <    
239 <    tot_atoms +=    components_nmol[i] * comp_stamps[i]->getNAtoms();
240 <    tot_bonds +=    components_nmol[i] * comp_stamps[i]->getNBonds();
241 <    tot_bends +=    components_nmol[i] * comp_stamps[i]->getNBends();
242 <    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
243 <  }
216 >  the_ff->readParams();
217  
218 <  tot_SRI = tot_bonds + tot_bends + tot_torsions;
218 >  // init the atoms
219  
220 <  simnfo->n_atoms = tot_atoms;
248 <  simnfo->n_bonds = tot_bonds;
249 <  simnfo->n_bends = tot_bends;
250 <  simnfo->n_torsions = tot_torsions;
251 <  simnfo->n_SRI = tot_SRI;
252 <  simnfo->n_mol = tot_nmol;
220 >  int nMembers, nNew, rb1, rb2;
221  
222 <  
222 >  for (k = 0; k < nInfo; k++){
223 >    the_ff->setSimInfo(&(info[k]));
224 >
225   #ifdef IS_MPI
226 +    info[k].globalGroupMembership = new int[mpiSim->getNAtomsGlobal()];
227 +    for (i = 0; i < mpiSim->getNAtomsGlobal(); i++)
228 +      info[k].globalGroupMembership[i] = 0;
229 + #else
230 +    info[k].globalGroupMembership = new int[info[k].n_atoms];
231 +    for (i = 0; i < info[k].n_atoms; i++)
232 +      info[k].globalGroupMembership[i] = 0;
233 + #endif
234  
235 <  // divide the molecules among processors here.
236 <  
259 <  mpiSim = new mpiSimulation( simnfo );
260 <  
261 <  
235 >    atomOffset = 0;
236 >    groupOffset = 0;
237  
238 <  globalIndex = mpiSim->divideLabor();
238 >    for (i = 0; i < info[k].n_mol; i++){
239 >      stampID = info[k].molecules[i].getStampID();
240 >      molName = comp_stamps[stampID]->getID();
241  
242 <  // set up the local variables
243 <  
244 <  int localMol, allMol;
245 <  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
242 >      molInfo.nAtoms = comp_stamps[stampID]->getNAtoms();
243 >      molInfo.nBonds = comp_stamps[stampID]->getNBonds();
244 >      molInfo.nBends = comp_stamps[stampID]->getNBends();
245 >      molInfo.nTorsions = comp_stamps[stampID]->getNTorsions();
246 >      molInfo.nRigidBodies = comp_stamps[stampID]->getNRigidBodies();
247  
248 <  int* mol2proc = mpiSim->getMolToProcMap();
249 <  int* molCompType = mpiSim->getMolComponentType();
250 <  
273 <  allMol = 0;
274 <  localMol = 0;
275 <  local_atoms = 0;
276 <  local_bonds = 0;
277 <  local_bends = 0;
278 <  local_torsions = 0;
279 <  for( i=0; i<n_components; i++ ){
248 >      nCutoffGroups = comp_stamps[stampID]->getNCutoffGroups();
249 >      
250 >      molInfo.myAtoms = &(info[k].atoms[atomOffset]);
251  
252 <    for( j=0; j<components_nmol[i]; j++ ){
252 >      if (molInfo.nBonds > 0)
253 >        molInfo.myBonds = new Bond*[molInfo.nBonds];
254 >      else
255 >        molInfo.myBonds = NULL;
256 >
257 >      if (molInfo.nBends > 0)
258 >        molInfo.myBends = new Bend*[molInfo.nBends];
259 >      else
260 >        molInfo.myBends = NULL;
261 >
262 >      if (molInfo.nTorsions > 0)
263 >        molInfo.myTorsions = new Torsion *[molInfo.nTorsions];
264 >      else
265 >        molInfo.myTorsions = NULL;
266 >
267 >      theBonds = new bond_pair[molInfo.nBonds];
268 >      theBends = new bend_set[molInfo.nBends];
269 >      theTorsions = new torsion_set[molInfo.nTorsions];
270        
271 <      if( mol2proc[j] == worldRank ){
284 <        
285 <        local_atoms +=    comp_stamps[i]->getNAtoms();
286 <        local_bonds +=    comp_stamps[i]->getNBonds();
287 <        local_bends +=    comp_stamps[i]->getNBends();
288 <        local_torsions += comp_stamps[i]->getNTorsions();
289 <        localMol++;
290 <      }      
291 <      allMol++;
292 <    }
293 <  }
294 <  local_SRI = local_bonds + local_bends + local_torsions;
295 <  
271 >      // make the Atoms
272  
273 <  simnfo->n_atoms = mpiSim->getMyNlocal();  
274 <  
299 <  if( local_atoms != simnfo->n_atoms ){
300 <    sprintf( painCave.errMsg,
301 <             "SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
302 <             " localAtom (%d) are not equal.\n",
303 <             simnfo->n_atoms,
304 <             local_atoms );
305 <    painCave.isFatal = 1;
306 <    simError();
307 <  }
273 >      for (j = 0; j < molInfo.nAtoms; j++){
274 >        currentAtom = comp_stamps[stampID]->getAtom(j);
275  
276 <  simnfo->n_bonds = local_bonds;
277 <  simnfo->n_bends = local_bends;
278 <  simnfo->n_torsions = local_torsions;
279 <  simnfo->n_SRI = local_SRI;
280 <  simnfo->n_mol = localMol;
276 >        if (currentAtom->haveOrientation()){
277 >          dAtom = new DirectionalAtom((j + atomOffset),
278 >                                      info[k].getConfiguration());
279 >          info[k].n_oriented++;
280 >          molInfo.myAtoms[j] = dAtom;
281  
282 <  strcpy( checkPointMsg, "Passed nlocal consistency check." );
283 <  MPIcheckPoint();
284 <  
318 <  
319 < #endif // is_mpi
320 <  
282 >          // Directional Atoms have standard unit vectors which are oriented
283 >          // in space using the three Euler angles.  We assume the standard
284 >          // unit vector was originally along the z axis below.
285  
286 <  // create the atom and short range interaction arrays
286 >          phi = currentAtom->getEulerPhi() * M_PI / 180.0;
287 >          theta = currentAtom->getEulerTheta() * M_PI / 180.0;
288 >          psi = currentAtom->getEulerPsi()* M_PI / 180.0;
289  
290 <  Atom::createArrays(simnfo->n_atoms);
291 <  the_atoms = new Atom*[simnfo->n_atoms];
292 <  the_molecules = new Molecule[simnfo->n_mol];
293 <  int molIndex;
290 >          dAtom->setUnitFrameFromEuler(phi, theta, psi);
291 >            
292 >        }
293 >        else{
294  
295 <  // initialize the molecule's stampID's
295 >          molInfo.myAtoms[j] = new Atom((j + atomOffset), info[k].getConfiguration());
296  
297 +        }
298 +
299 +        molInfo.myAtoms[j]->setType(currentAtom->getType());
300   #ifdef IS_MPI
301 <  
301 >        molInfo.myAtoms[j]->setGlobalIndex(globalAtomIndex[j + atomOffset]);
302 > #endif // is_mpi
303 >      }
304  
305 <  molIndex = 0;
306 <  for(i=0; i<mpiSim->getTotNmol(); i++){
307 <    
308 <    if(mol2proc[i] == worldRank ){
309 <      the_molecules[molIndex].setStampID( molCompType[i] );
339 <      the_molecules[molIndex].setMyIndex( molIndex );
340 <      molIndex++;
341 <    }
342 <  }
305 >      // make the bonds
306 >      for (j = 0; j < molInfo.nBonds; j++){
307 >        currentBond = comp_stamps[stampID]->getBond(j);
308 >        theBonds[j].a = currentBond->getA() + atomOffset;
309 >        theBonds[j].b = currentBond->getB() + atomOffset;
310  
311 < #else // is_mpi
312 <  
346 <  molIndex = 0;
347 <  for(i=0; i<n_components; i++){
348 <    for(j=0; j<components_nmol[i]; j++ ){
349 <      the_molecules[molIndex].setStampID( i );
350 <      the_molecules[molIndex].setMyIndex( molIndex );
351 <      molIndex++;
352 <    }
353 <  }
354 <    
311 >        tempI = theBonds[j].a;
312 >        tempJ = theBonds[j].b;
313  
314 < #endif // is_mpi
314 > #ifdef IS_MPI
315 >        exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
316 >        exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
317 > #else
318 >        exI = tempI + 1;
319 >        exJ = tempJ + 1;
320 > #endif
321  
322 +        info[k].excludes->addPair(exI, exJ);
323 +      }
324  
325 <  if( simnfo->n_SRI ){
326 <    
327 <    Exclude::createArray(simnfo->n_SRI);
328 <    the_excludes = new Exclude*[simnfo->n_SRI];
329 <    for( int ex=0; ex<simnfo->n_SRI; ex++) the_excludes[ex] = new Exclude(ex);
330 <    simnfo->globalExcludes = new int;
365 <    simnfo->n_exclude = simnfo->n_SRI;
366 <  }
367 <  else{
368 <    
369 <    Exclude::createArray( 1 );
370 <    the_excludes = new Exclude*;
371 <    the_excludes[0] = new Exclude(0);
372 <    the_excludes[0]->setPair( 0,0 );
373 <    simnfo->globalExcludes = new int;
374 <    simnfo->globalExcludes[0] = 0;
375 <    simnfo->n_exclude = 0;
376 <  }
325 >      //make the bends
326 >      for (j = 0; j < molInfo.nBends; j++){
327 >        currentBend = comp_stamps[stampID]->getBend(j);
328 >        theBends[j].a = currentBend->getA() + atomOffset;
329 >        theBends[j].b = currentBend->getB() + atomOffset;
330 >        theBends[j].c = currentBend->getC() + atomOffset;
331  
332 <  // set the arrays into the SimInfo object
332 >        if (currentBend->haveExtras()){
333 >          extras = currentBend->getExtras();
334 >          current_extra = extras;
335  
336 <  simnfo->atoms = the_atoms;
337 <  simnfo->molecules = the_molecules;
338 <  simnfo->nGlobalExcludes = 0;
339 <  simnfo->excludes = the_excludes;
336 >          while (current_extra != NULL){
337 >            if (!strcmp(current_extra->getlhs(), "ghostVectorSource")){
338 >              switch (current_extra->getType()){
339 >                case 0:
340 >                  theBends[j].ghost = current_extra->getInt() + atomOffset;
341 >                  theBends[j].isGhost = 1;
342 >                  break;
343  
344 +                case 1:
345 +                  theBends[j].ghost = (int) current_extra->getDouble() +
346 +                                      atomOffset;
347 +                  theBends[j].isGhost = 1;
348 +                  break;
349  
350 <  // get some of the tricky things that may still be in the globals
350 >                default:
351 >                  sprintf(painCave.errMsg,
352 >                          "SimSetup Error: ghostVectorSource was neither a "
353 >                          "double nor an int.\n"
354 >                          "-->Bend[%d] in %s\n",
355 >                          j, comp_stamps[stampID]->getID());
356 >                  painCave.isFatal = 1;
357 >                  simError();
358 >              }
359 >            }
360 >            else{
361 >              sprintf(painCave.errMsg,
362 >                      "SimSetup Error: unhandled bend assignment:\n"
363 >                      "    -->%s in Bend[%d] in %s\n",
364 >                      current_extra->getlhs(), j, comp_stamps[stampID]->getID());
365 >              painCave.isFatal = 1;
366 >              simError();
367 >            }
368  
369 <  
370 <  if( the_globals->haveBox() ){
371 <    simnfo->box_x = the_globals->getBox();
391 <    simnfo->box_y = the_globals->getBox();
392 <    simnfo->box_z = the_globals->getBox();
393 <  }
394 <  else if( the_globals->haveDensity() ){
369 >            current_extra = current_extra->getNext();
370 >          }
371 >        }
372  
373 <    double vol;
374 <    vol = (double)tot_nmol / the_globals->getDensity();
375 <    simnfo->box_x = pow( vol, ( 1.0 / 3.0 ) );
376 <    simnfo->box_y = simnfo->box_x;
377 <    simnfo->box_z = simnfo->box_x;
378 <  }
379 <  else{
380 <    if( !the_globals->haveBoxX() ){
381 <      sprintf( painCave.errMsg,
382 <               "SimSetup error, no periodic BoxX size given.\n" );
383 <      painCave.isFatal = 1;
384 <      simError();
385 <    }
409 <    simnfo->box_x = the_globals->getBoxX();
373 >        if (theBends[j].isGhost) {
374 >          
375 >          tempI = theBends[j].a;
376 >          tempJ = theBends[j].b;
377 >          
378 > #ifdef IS_MPI
379 >          exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
380 >          exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
381 > #else
382 >          exI = tempI + 1;
383 >          exJ = tempJ + 1;
384 > #endif          
385 >          info[k].excludes->addPair(exI, exJ);
386  
387 <    if( !the_globals->haveBoxY() ){
412 <      sprintf( painCave.errMsg,
413 <               "SimSetup error, no periodic BoxY size given.\n" );
414 <      painCave.isFatal = 1;
415 <      simError();
416 <    }
417 <    simnfo->box_y = the_globals->getBoxY();
387 >        } else {
388  
389 <    if( !the_globals->haveBoxZ() ){
390 <      sprintf( painCave.errMsg,
391 <               "SimSetup error, no periodic BoxZ size given.\n" );
392 <      painCave.isFatal = 1;
423 <      simError();
424 <    }
425 <    simnfo->box_z = the_globals->getBoxZ();
426 <  }
427 <
389 >          tempI = theBends[j].a;
390 >          tempJ = theBends[j].b;
391 >          tempK = theBends[j].c;
392 >          
393   #ifdef IS_MPI
394 <  strcpy( checkPointMsg, "Box size set up" );
395 <  MPIcheckPoint();
396 < #endif // is_mpi
394 >          exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
395 >          exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
396 >          exK = info[k].atoms[tempK]->getGlobalIndex() + 1;
397 > #else
398 >          exI = tempI + 1;
399 >          exJ = tempJ + 1;
400 >          exK = tempK + 1;
401 > #endif
402 >          
403 >          info[k].excludes->addPair(exI, exK);
404 >          info[k].excludes->addPair(exI, exJ);
405 >          info[k].excludes->addPair(exJ, exK);
406 >        }
407 >      }
408  
409 +      for (j = 0; j < molInfo.nTorsions; j++){
410 +        currentTorsion = comp_stamps[stampID]->getTorsion(j);
411 +        theTorsions[j].a = currentTorsion->getA() + atomOffset;
412 +        theTorsions[j].b = currentTorsion->getB() + atomOffset;
413 +        theTorsions[j].c = currentTorsion->getC() + atomOffset;
414 +        theTorsions[j].d = currentTorsion->getD() + atomOffset;
415  
416 <  // initialize the arrays
416 >        tempI = theTorsions[j].a;      
417 >        tempJ = theTorsions[j].b;
418 >        tempK = theTorsions[j].c;
419 >        tempL = theTorsions[j].d;
420  
421 <  the_ff->setSimInfo( simnfo );
421 > #ifdef IS_MPI
422 >        exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
423 >        exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
424 >        exK = info[k].atoms[tempK]->getGlobalIndex() + 1;
425 >        exL = info[k].atoms[tempL]->getGlobalIndex() + 1;
426 > #else
427 >        exI = tempI + 1;
428 >        exJ = tempJ + 1;
429 >        exK = tempK + 1;
430 >        exL = tempL + 1;
431 > #endif
432  
433 <  makeMolecules();
434 <  simnfo->identArray = new int[simnfo->n_atoms];
435 <  for(i=0; i<simnfo->n_atoms; i++){
436 <    simnfo->identArray[i] = the_atoms[i]->getIdent();
437 <  }
438 <  
439 <  if (the_globals->getUseRF() ) {
445 <    simnfo->useReactionField = 1;
446 <  
447 <    if( !the_globals->haveECR() ){
448 <      sprintf( painCave.errMsg,
449 <               "SimSetup Warning: using default value of 1/2 the smallest "
450 <               "box length for the electrostaticCutoffRadius.\n"
451 <               "I hope you have a very fast processor!\n");
452 <      painCave.isFatal = 0;
453 <      simError();
454 <      double smallest;
455 <      smallest = simnfo->box_x;
456 <      if (simnfo->box_y <= smallest) smallest = simnfo->box_y;
457 <      if (simnfo->box_z <= smallest) smallest = simnfo->box_z;
458 <      simnfo->ecr = 0.5 * smallest;
459 <    } else {
460 <      simnfo->ecr        = the_globals->getECR();
461 <    }
433 >        info[k].excludes->addPair(exI, exJ);
434 >        info[k].excludes->addPair(exI, exK);
435 >        info[k].excludes->addPair(exI, exL);        
436 >        info[k].excludes->addPair(exJ, exK);
437 >        info[k].excludes->addPair(exJ, exL);
438 >        info[k].excludes->addPair(exK, exL);
439 >      }
440  
463    if( !the_globals->haveEST() ){
464      sprintf( painCave.errMsg,
465               "SimSetup Warning: using default value of 0.05 * the "
466               "electrostaticCutoffRadius for the electrostaticSkinThickness\n"
467               );
468      painCave.isFatal = 0;
469      simError();
470      simnfo->est = 0.05 * simnfo->ecr;
471    } else {
472      simnfo->est        = the_globals->getEST();
473    }
474    
475    if(!the_globals->haveDielectric() ){
476      sprintf( painCave.errMsg,
477               "SimSetup Error: You are trying to use Reaction Field without"
478               "setting a dielectric constant!\n"
479               );
480      painCave.isFatal = 1;
481      simError();
482    }
483    simnfo->dielectric = the_globals->getDielectric();  
484  } else {
485    if (usesDipoles) {
441        
442 <      if( !the_globals->haveECR() ){
488 <        sprintf( painCave.errMsg,
489 <                 "SimSetup Warning: using default value of 1/2 the smallest "
490 <                 "box length for the electrostaticCutoffRadius.\n"
491 <                 "I hope you have a very fast processor!\n");
492 <        painCave.isFatal = 0;
493 <        simError();
494 <        double smallest;
495 <        smallest = simnfo->box_x;
496 <        if (simnfo->box_y <= smallest) smallest = simnfo->box_y;
497 <        if (simnfo->box_z <= smallest) smallest = simnfo->box_z;
498 <        simnfo->ecr = 0.5 * smallest;
499 <      } else {
500 <        simnfo->ecr        = the_globals->getECR();
501 <      }
442 >      molInfo.myRigidBodies.clear();
443        
444 <      if( !the_globals->haveEST() ){
504 <        sprintf( painCave.errMsg,
505 <                 "SimSetup Warning: using default value of 5%% of the "
506 <                 "electrostaticCutoffRadius for the "
507 <                 "electrostaticSkinThickness\n"
508 <                 );
509 <        painCave.isFatal = 0;
510 <        simError();
511 <        simnfo->est = 0.05 * simnfo->ecr;
512 <      } else {
513 <        simnfo->est        = the_globals->getEST();
514 <      }
515 <    }
516 <  }  
444 >      for (j = 0; j < molInfo.nRigidBodies; j++){
445  
446 < #ifdef IS_MPI
447 <  strcpy( checkPointMsg, "electrostatic parameters check out" );
520 <  MPIcheckPoint();
521 < #endif // is_mpi
446 >        currentRigidBody = comp_stamps[stampID]->getRigidBody(j);
447 >        nMembers = currentRigidBody->getNMembers();
448  
449 < if( the_globals->haveInitialConfig() ){
524 <
525 <     InitializeFromFile* fileInit;
526 < #ifdef IS_MPI // is_mpi
527 <     if( worldRank == 0 ){
528 < #endif //is_mpi
529 <   fileInit = new InitializeFromFile( the_globals->getInitialConfig() );
530 < #ifdef IS_MPI
531 <     }else fileInit = new InitializeFromFile( NULL );
532 < #endif
533 <   fileInit->read_xyz( simnfo ); // default velocities on
449 >        // Create the Rigid Body:
450  
451 <   delete fileInit;
536 < }
537 < else{
451 >        myRB = new RigidBody();
452  
453 < #ifdef IS_MPI
453 >        sprintf(rbName,"%s_RB_%d", molName, j);
454 >        myRB->setType(rbName);
455 >        
456 >        for (rb1 = 0; rb1 < nMembers; rb1++) {
457  
458 <  // no init from bass
459 <  
543 <  sprintf( painCave.errMsg,
544 <           "Cannot intialize a parallel simulation without an initial configuration file.\n" );
545 <  painCave.isFatal;
546 <  simError();
547 <  
548 < #else
458 >          // molI is atom numbering inside this molecule
459 >          molI = currentRigidBody->getMember(rb1);    
460  
461 <  initFromBass();
461 >          // tempI is atom numbering on local processor
462 >          tempI = molI + atomOffset;
463  
464 +          // currentAtom is the AtomStamp (which we need for
465 +          // rigid body reference positions)
466 +          currentAtom = comp_stamps[stampID]->getAtom(molI);
467  
468 < #endif
469 < }
468 >          // When we add to the rigid body, add the atom itself and
469 >          // the stamp info:
470  
471 +          myRB->addAtom(info[k].atoms[tempI], currentAtom);
472 +          
473 +          // Add this atom to the Skip List for the integrators
474   #ifdef IS_MPI
475 <  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
476 <  MPIcheckPoint();
477 < #endif // is_mpi
475 >          slI = info[k].atoms[tempI]->getGlobalIndex();
476 > #else
477 >          slI = tempI;
478 > #endif
479 >          skipList.insert(slI);
480 >          
481 >        }
482 >        
483 >        for(rb1 = 0; rb1 < nMembers - 1; rb1++) {
484 >          for(rb2 = rb1+1; rb2 < nMembers; rb2++) {
485 >            
486 >            tempI = currentRigidBody->getMember(rb1);
487 >            tempJ = currentRigidBody->getMember(rb2);
488 >            
489 >            // Some explanation is required here.
490 >            // Fortran indexing starts at 1, while c indexing starts at 0
491 >            // Also, in parallel computations, the GlobalIndex is
492 >            // used for the exclude list:
493 >            
494 > #ifdef IS_MPI
495 >            exI = molInfo.myAtoms[tempI]->getGlobalIndex() + 1;
496 >            exJ = molInfo.myAtoms[tempJ]->getGlobalIndex() + 1;
497 > #else
498 >            exI = molInfo.myAtoms[tempI]->getIndex() + 1;
499 >            exJ = molInfo.myAtoms[tempJ]->getIndex() + 1;
500 > #endif
501 >            
502 >            info[k].excludes->addPair(exI, exJ);
503 >            
504 >          }
505 >        }
506  
507 +        molInfo.myRigidBodies.push_back(myRB);
508 +        info[k].rigidBodies.push_back(myRB);
509 +      }
510 +      
511  
512 <  
563 <
564 <  
512 >      //create cutoff group for molecule
513  
514 <  
515 < #ifdef IS_MPI
516 <  if( worldRank == 0 ){
517 < #endif // is_mpi
570 <    
571 <    if( the_globals->haveFinalConfig() ){
572 <      strcpy( simnfo->finalName, the_globals->getFinalConfig() );
573 <    }
574 <    else{
575 <      strcpy( simnfo->finalName, inFileName );
576 <      char* endTest;
577 <      int nameLength = strlen( simnfo->finalName );
578 <      endTest = &(simnfo->finalName[nameLength - 5]);
579 <      if( !strcmp( endTest, ".bass" ) ){
580 <        strcpy( endTest, ".eor" );
581 <      }
582 <      else if( !strcmp( endTest, ".BASS" ) ){
583 <        strcpy( endTest, ".eor" );
584 <      }
585 <      else{
586 <        endTest = &(simnfo->finalName[nameLength - 4]);
587 <        if( !strcmp( endTest, ".bss" ) ){
588 <          strcpy( endTest, ".eor" );
589 <        }
590 <        else if( !strcmp( endTest, ".mdl" ) ){
591 <          strcpy( endTest, ".eor" );
592 <        }
593 <        else{
594 <          strcat( simnfo->finalName, ".eor" );
595 <        }
596 <      }
597 <    }
598 <    
599 <    // make the sample and status out names
600 <    
601 <    strcpy( simnfo->sampleName, inFileName );
602 <    char* endTest;
603 <    int nameLength = strlen( simnfo->sampleName );
604 <    endTest = &(simnfo->sampleName[nameLength - 5]);
605 <    if( !strcmp( endTest, ".bass" ) ){
606 <      strcpy( endTest, ".dump" );
607 <    }
608 <    else if( !strcmp( endTest, ".BASS" ) ){
609 <      strcpy( endTest, ".dump" );
610 <    }
611 <    else{
612 <      endTest = &(simnfo->sampleName[nameLength - 4]);
613 <      if( !strcmp( endTest, ".bss" ) ){
614 <        strcpy( endTest, ".dump" );
615 <      }
616 <      else if( !strcmp( endTest, ".mdl" ) ){
617 <        strcpy( endTest, ".dump" );
618 <      }
619 <      else{
620 <        strcat( simnfo->sampleName, ".dump" );
621 <      }
622 <    }
623 <    
624 <    strcpy( simnfo->statusName, inFileName );
625 <    nameLength = strlen( simnfo->statusName );
626 <    endTest = &(simnfo->statusName[nameLength - 5]);
627 <    if( !strcmp( endTest, ".bass" ) ){
628 <      strcpy( endTest, ".stat" );
629 <    }
630 <    else if( !strcmp( endTest, ".BASS" ) ){
631 <      strcpy( endTest, ".stat" );
632 <    }
633 <    else{
634 <      endTest = &(simnfo->statusName[nameLength - 4]);
635 <      if( !strcmp( endTest, ".bss" ) ){
636 <        strcpy( endTest, ".stat" );
637 <      }
638 <      else if( !strcmp( endTest, ".mdl" ) ){
639 <        strcpy( endTest, ".stat" );
640 <      }
641 <      else{
642 <        strcat( simnfo->statusName, ".stat" );
643 <      }
644 <    }
645 <    
646 < #ifdef IS_MPI
647 <  }
648 < #endif // is_mpi
649 <  
650 <  // set the status, sample, and themal kick times
651 <  
652 <  if( the_globals->haveSampleTime() ){
653 <    simnfo->sampleTime = the_globals->getSampleTime();
654 <    simnfo->statusTime = simnfo->sampleTime;
655 <    simnfo->thermalTime = simnfo->sampleTime;
656 <  }
657 <  else{
658 <    simnfo->sampleTime = the_globals->getRunTime();
659 <    simnfo->statusTime = simnfo->sampleTime;
660 <    simnfo->thermalTime = simnfo->sampleTime;
661 <  }
514 >      cutoffAtomSet.clear();
515 >      molInfo.myCutoffGroups.clear();
516 >      
517 >      for (j = 0; j < nCutoffGroups; j++){
518  
519 <  if( the_globals->haveStatusTime() ){
520 <    simnfo->statusTime = the_globals->getStatusTime();
665 <  }
519 >        currentCutoffGroup = comp_stamps[stampID]->getCutoffGroup(j);
520 >        nMembers = currentCutoffGroup->getNMembers();
521  
522 <  if( the_globals->haveThermalTime() ){
523 <    simnfo->thermalTime = the_globals->getThermalTime();
524 <  }
522 >        myCutoffGroup = new CutoffGroup();
523 >        
524 > #ifdef IS_MPI
525 >        myCutoffGroup->setGlobalIndex(globalGroupIndex[groupOffset]);
526 > #else
527 >        myCutoffGroup->setGlobalIndex(groupOffset);
528 > #endif
529 >        
530 >        for (int cg = 0; cg < nMembers; cg++) {
531  
532 <  // check for the temperature set flag
532 >          // molI is atom numbering inside this molecule
533 >          molI = currentCutoffGroup->getMember(cg);    
534  
535 <  if( the_globals->haveTempSet() ) simnfo->setTemp = the_globals->getTempSet();
535 >          // tempI is atom numbering on local processor
536 >          tempI = molI + atomOffset;
537  
538 + #ifdef IS_MPI
539 +          globalID = info[k].atoms[tempI]->getGlobalIndex();
540 +          info[k].globalGroupMembership[globalID] = globalGroupIndex[groupOffset];
541 + #else
542 +          globalID = info[k].atoms[tempI]->getIndex();
543 +          info[k].globalGroupMembership[globalID] = groupOffset;
544 + #endif                    
545 +          myCutoffGroup->addAtom(info[k].atoms[tempI]);
546 +          cutoffAtomSet.insert(tempI);
547 +        }
548 +        
549 +        molInfo.myCutoffGroups.push_back(myCutoffGroup);
550 +        groupOffset++;
551  
552 < //   // make the longe range forces and the integrator
552 >      }//end for (j = 0; j < molInfo.nCutoffGroups; j++)
553 >      
554 >      
555 >      // create a cutoff group for every atom in current molecule which
556 >      // does not belong to cutoffgroup defined at mdl file
557 >      
558 >      for(j = 0; j < molInfo.nAtoms; j++){
559 >        
560 >        if(cutoffAtomSet.find(molInfo.myAtoms[j]->getIndex()) == cutoffAtomSet.end()){
561 >          myCutoffGroup = new CutoffGroup();
562 >          myCutoffGroup->addAtom(molInfo.myAtoms[j]);
563 >          
564 > #ifdef IS_MPI
565 >          myCutoffGroup->setGlobalIndex(globalGroupIndex[groupOffset]);
566 >          globalID = info[k].atoms[atomOffset + j]->getGlobalIndex();
567 >          info[k].globalGroupMembership[globalID] = globalGroupIndex[groupOffset];
568 > #else
569 >          myCutoffGroup->setGlobalIndex(groupOffset);
570 >          globalID = info[k].atoms[atomOffset + j]->getIndex();
571 >          info[k].globalGroupMembership[globalID] = groupOffset;
572 > #endif
573 >          molInfo.myCutoffGroups.push_back(myCutoffGroup);
574 >          groupOffset++;
575 >        }          
576 >      }
577  
578 < //   new AllLong( simnfo );
578 >      // After this is all set up, scan through the atoms to
579 >      // see if they can be added to the integrableObjects:
580  
581 +      molInfo.myIntegrableObjects.clear();
582 +      
583  
584 <  if( !strcmp( force_field, "TraPPE_Ex" ) ){
585 <    new Symplectic(simnfo, the_ff, the_extendedsystem);
683 <    std::cerr << "called new Symplecic\n";
684 <    fprintf( stderr, "called new Symplectic. stderr\n" );
685 <  }
686 <  else if( !strcmp( force_field, "LJ" ) ){
687 <    new Verlet( *simnfo, the_ff, the_extendedsystem );
688 <    std::cerr << "called new Verlet\n";
689 <    fprintf( stderr, "called new Verlet. stderr\n" );
690 <  }
691 <  else {
692 <    std::cerr << "I'm a bug.\n";
693 <    fprintf( stderr, "Ima bug. stderr %s\n", force_field);
694 <  }
584 >      for (j = 0; j < molInfo.nAtoms; j++){
585 >
586   #ifdef IS_MPI
587 <  mpiSim->mpiRefresh();
587 >        slJ = molInfo.myAtoms[j]->getGlobalIndex();
588 > #else
589 >        slJ = j+atomOffset;
590   #endif
591  
592 <  // initialize the Fortran
592 >        // if they aren't on the skip list, then they can be integrated
593  
594 <
595 <  simnfo->refreshSim();
596 <  
597 <  if( !strcmp( simnfo->mixingRule, "standard") ){
598 <    the_ff->initForceField( LB_MIXING_RULE );
599 <  }
707 <  else if( !strcmp( simnfo->mixingRule, "explicit") ){
708 <    the_ff->initForceField( EXPLICIT_MIXING_RULE );
709 <  }
710 <  else{
711 <    sprintf( painCave.errMsg,
712 <             "SimSetup Error: unknown mixing rule -> \"%s\"\n",
713 <             simnfo->mixingRule );
714 <    painCave.isFatal = 1;
715 <    simError();
716 <  }
594 >        if (skipList.find(slJ) == skipList.end()) {
595 >          mySD = (StuntDouble *) molInfo.myAtoms[j];
596 >          info[k].integrableObjects.push_back(mySD);
597 >          molInfo.myIntegrableObjects.push_back(mySD);
598 >        }
599 >      }
600  
601 +      // all rigid bodies are integrated:
602  
603 < #ifdef IS_MPI
604 <  strcpy( checkPointMsg,
605 <          "Successfully intialized the mixingRule for Fortran." );
606 <  MPIcheckPoint();
607 < #endif // is_mpi
608 < }
603 >      for (j = 0; j < molInfo.nRigidBodies; j++) {
604 >        mySD = (StuntDouble *) molInfo.myRigidBodies[j];
605 >        info[k].integrableObjects.push_back(mySD);      
606 >        molInfo.myIntegrableObjects.push_back(mySD);
607 >      }
608 >        
609 >      // send the arrays off to the forceField for init.
610 >      
611 >      the_ff->initializeAtoms(molInfo.nAtoms, molInfo.myAtoms);
612 >      the_ff->initializeBonds(molInfo.nBonds, molInfo.myBonds, theBonds);
613 >      the_ff->initializeBends(molInfo.nBends, molInfo.myBends, theBends);
614 >      the_ff->initializeTorsions(molInfo.nTorsions, molInfo.myTorsions,
615 >                                 theTorsions);
616  
617  
618 < void SimSetup::makeMolecules( void ){
618 >      //creat ConstraintPair.
619 >      molInfo.myConstraintPairs.clear();
620 >      
621 >      for (j = 0; j < molInfo.nBonds; j++){
622  
623 <  int i, j, exI, exJ, tempEx, stampID, atomOffset, excludeOffset;
624 <  molInit info;
731 <  DirectionalAtom* dAtom;
732 <  LinkedAssign* extras;
733 <  LinkedAssign* current_extra;
734 <  AtomStamp* currentAtom;
735 <  BondStamp* currentBond;
736 <  BendStamp* currentBend;
737 <  TorsionStamp* currentTorsion;
623 >        //if bond is constrained bond, add it into constraint pair
624 >        if(molInfo.myBonds[j]->is_constrained()){
625  
626 <  bond_pair* theBonds;
627 <  bend_set* theBends;
628 <  torsion_set* theTorsions;
626 >          //if both atoms are in the same rigid body, just skip it
627 >          currentBond = comp_stamps[stampID]->getBond(j);
628 >          
629 >          if(!comp_stamps[stampID]->isBondInSameRigidBody(currentBond)){
630  
631 <  
632 <  //init the forceField paramters
631 >            tempI = currentBond->getA() + atomOffset;
632 >            if( comp_stamps[stampID]->isAtomInRigidBody(currentBond->getA(), whichRigidBody, consAtomIndex))
633 >              consElement1 = new ConstraintRigidBody(molInfo.myRigidBodies[whichRigidBody], consAtomIndex);
634 >            else
635 >               consElement1 = new ConstraintAtom(info[k].atoms[tempI]);      
636  
637 <  the_ff->readParams();
637 >            tempJ =  currentBond->getB() + atomOffset;
638 >            if(comp_stamps[stampID]->isAtomInRigidBody(currentBond->getB(), whichRigidBody, consAtomIndex))
639 >              consElement2 = new ConstraintRigidBody(molInfo.myRigidBodies[whichRigidBody], consAtomIndex);
640 >            else
641 >               consElement2 = new ConstraintAtom(info[k].atoms[tempJ]);    
642  
643 <  
644 <  // init the atoms
643 >            bondLength2 = molInfo.myBonds[j]->get_constraint()->get_dsqr();            
644 >            consPair = new DistanceConstraintPair(consElement1, consElement2, bondLength2);
645  
646 <  double ux, uy, uz, u, uSqr;
647 <  
648 <  atomOffset = 0;
649 <  excludeOffset = 0;
650 <  for(i=0; i<simnfo->n_mol; i++){
651 <    
652 <    stampID = the_molecules[i].getStampID();
646 >            molInfo.myConstraintPairs.push_back(consPair);
647 >          }
648 >        }//end if(molInfo.myBonds[j]->is_constrained())
649 >      }  
650 >      
651 >      //loop over rigid bodies, if two rigid bodies share same joint, creat a JointConstraintPair
652 >      for (int rb1 = 0; rb1 < molInfo.nRigidBodies -1 ; rb1++){
653 >        for (int rb2 = rb1 + 1; rb2 < molInfo.nRigidBodies ; rb2++){
654 >          
655 >          jointAtoms = comp_stamps[stampID]->getJointAtoms(rb1, rb2);
656  
657 <    info.nAtoms    = comp_stamps[stampID]->getNAtoms();
658 <    info.nBonds    = comp_stamps[stampID]->getNBonds();
659 <    info.nBends    = comp_stamps[stampID]->getNBends();
762 <    info.nTorsions = comp_stamps[stampID]->getNTorsions();
763 <    info.nExcludes = info.nBonds + info.nBends + info.nTorsions;
657 >          for(size_t m = 0; m < jointAtoms.size(); m++){          
658 >            consElement1 = new ConstraintRigidBody(molInfo.myRigidBodies[rb1], jointAtoms[m].first);
659 >            consElement2 = new ConstraintRigidBody(molInfo.myRigidBodies[rb2], jointAtoms[m].second);
660  
661 <    info.myAtoms = &the_atoms[atomOffset];
662 <    info.myExcludes = &the_excludes[excludeOffset];
663 <    info.myBonds = new Bond*[info.nBonds];
768 <    info.myBends = new Bend*[info.nBends];
769 <    info.myTorsions = new Torsion*[info.nTorsions];
661 >            consPair = new JointConstraintPair(consElement1, consElement2);  
662 >            molInfo.myConstraintPairs.push_back(consPair);            
663 >          }
664  
665 <    theBonds = new bond_pair[info.nBonds];
772 <    theBends = new bend_set[info.nBends];
773 <    theTorsions = new torsion_set[info.nTorsions];
774 <    
775 <    // make the Atoms
776 <    
777 <    for(j=0; j<info.nAtoms; j++){
778 <      
779 <      currentAtom = comp_stamps[stampID]->getAtom( j );
780 <      if( currentAtom->haveOrientation() ){
781 <        
782 <        dAtom = new DirectionalAtom(j + atomOffset);
783 <        simnfo->n_oriented++;
784 <        info.myAtoms[j] = dAtom;
785 <        
786 <        ux = currentAtom->getOrntX();
787 <        uy = currentAtom->getOrntY();
788 <        uz = currentAtom->getOrntZ();
789 <        
790 <        uSqr = (ux * ux) + (uy * uy) + (uz * uz);
791 <        
792 <        u = sqrt( uSqr );
793 <        ux = ux / u;
794 <        uy = uy / u;
795 <        uz = uz / u;
796 <        
797 <        dAtom->setSUx( ux );
798 <        dAtom->setSUy( uy );
799 <        dAtom->setSUz( uz );
665 >        }
666        }
801      else{
802        info.myAtoms[j] = new GeneralAtom(j + atomOffset);
803      }
804      info.myAtoms[j]->setType( currentAtom->getType() );
805    
806 #ifdef IS_MPI
667        
668 <      info.myAtoms[j]->setGlobalIndex( globalIndex[j+atomOffset] );
668 >
669 >      info[k].molecules[i].initialize(molInfo);
670        
810 #endif // is_mpi
811    }
812    
813    // make the bonds
814    for(j=0; j<info.nBonds; j++){
671        
672 <      currentBond = comp_stamps[stampID]->getBond( j );
673 <      theBonds[j].a = currentBond->getA() + atomOffset;
674 <      theBonds[j].b = currentBond->getB() + atomOffset;
672 >      atomOffset += molInfo.nAtoms;
673 >      delete[] theBonds;
674 >      delete[] theBends;
675 >      delete[] theTorsions;
676 >    }
677  
820      exI = theBonds[j].a;
821      exJ = theBonds[j].b;
678  
823      // exclude_I must always be the smaller of the pair
824      if( exI > exJ ){
825        tempEx = exI;
826        exI = exJ;
827        exJ = tempEx;
828      }
829 #ifdef IS_MPI
830      tempEx = exI;
831      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
832      tempEx = exJ;
833      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
834      
835      the_excludes[j+excludeOffset]->setPair( exI, exJ );
836 #else  // isn't MPI
679  
680 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
681 < #endif  //is_mpi
682 <    }
683 <    excludeOffset += info.nBonds;
680 > #ifdef IS_MPI    
681 >    // Since the globalGroupMembership has been zero filled and we've only
682 >    // poked values into the atoms we know, we can do an Allreduce
683 >    // to get the full globalGroupMembership array (We think).
684 >    // This would be prettier if we could use MPI_IN_PLACE like the MPI-2
685 >    // docs said we could.
686  
687 <    //make the bends
844 <    for(j=0; j<info.nBends; j++){
845 <      
846 <      currentBend = comp_stamps[stampID]->getBend( j );
847 <      theBends[j].a = currentBend->getA() + atomOffset;
848 <      theBends[j].b = currentBend->getB() + atomOffset;
849 <      theBends[j].c = currentBend->getC() + atomOffset;
850 <          
851 <      if( currentBend->haveExtras() ){
852 <            
853 <        extras = currentBend->getExtras();
854 <        current_extra = extras;
855 <            
856 <        while( current_extra != NULL ){
857 <          if( !strcmp( current_extra->getlhs(), "ghostVectorSource" )){
858 <                
859 <            switch( current_extra->getType() ){
860 <              
861 <            case 0:
862 <              theBends[j].ghost =
863 <                current_extra->getInt() + atomOffset;
864 <              theBends[j].isGhost = 1;
865 <              break;
866 <                  
867 <            case 1:
868 <              theBends[j].ghost =
869 <                (int)current_extra->getDouble() + atomOffset;
870 <              theBends[j].isGhost = 1;
871 <              break;
872 <              
873 <            default:
874 <              sprintf( painCave.errMsg,
875 <                       "SimSetup Error: ghostVectorSource was neither a "
876 <                       "double nor an int.\n"
877 <                       "-->Bend[%d] in %s\n",
878 <                       j, comp_stamps[stampID]->getID() );
879 <              painCave.isFatal = 1;
880 <              simError();
881 <            }
882 <          }
883 <          
884 <          else{
885 <            
886 <            sprintf( painCave.errMsg,
887 <                     "SimSetup Error: unhandled bend assignment:\n"
888 <                     "    -->%s in Bend[%d] in %s\n",
889 <                     current_extra->getlhs(),
890 <                     j, comp_stamps[stampID]->getID() );
891 <            painCave.isFatal = 1;
892 <            simError();
893 <          }
894 <          
895 <          current_extra = current_extra->getNext();
896 <        }
897 <      }
898 <          
899 <      if( !theBends[j].isGhost ){
900 <            
901 <        exI = theBends[j].a;
902 <        exJ = theBends[j].c;
903 <      }
904 <      else{
905 <        
906 <        exI = theBends[j].a;
907 <        exJ = theBends[j].b;
908 <      }
909 <      
910 <      // exclude_I must always be the smaller of the pair
911 <      if( exI > exJ ){
912 <        tempEx = exI;
913 <        exI = exJ;
914 <        exJ = tempEx;
915 <      }
916 < #ifdef IS_MPI
917 <      tempEx = exI;
918 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
919 <      tempEx = exJ;
920 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
921 <      
922 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
923 < #else  // isn't MPI
924 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
925 < #endif  //is_mpi
926 <    }
927 <    excludeOffset += info.nBends;
687 >    int* ggMjunk = new int[mpiSim->getNAtomsGlobal()];    
688  
689 <    for(j=0; j<info.nTorsions; j++){
690 <      
691 <      currentTorsion = comp_stamps[stampID]->getTorsion( j );
692 <      theTorsions[j].a = currentTorsion->getA() + atomOffset;
933 <      theTorsions[j].b = currentTorsion->getB() + atomOffset;
934 <      theTorsions[j].c = currentTorsion->getC() + atomOffset;
935 <      theTorsions[j].d = currentTorsion->getD() + atomOffset;
936 <      
937 <      exI = theTorsions[j].a;
938 <      exJ = theTorsions[j].d;
689 >    MPI_Allreduce(info[k].globalGroupMembership,
690 >                  ggMjunk,
691 >                  mpiSim->getNAtomsGlobal(),
692 >                  MPI_INT, MPI_SUM, MPI_COMM_WORLD);
693  
694 <      // exclude_I must always be the smaller of the pair
695 <      if( exI > exJ ){
942 <        tempEx = exI;
943 <        exI = exJ;
944 <        exJ = tempEx;
945 <      }
946 < #ifdef IS_MPI
947 <      tempEx = exI;
948 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
949 <      tempEx = exJ;
950 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
951 <      
952 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
953 < #else  // isn't MPI
954 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
955 < #endif  //is_mpi
956 <    }
957 <    excludeOffset += info.nTorsions;
694 >    for (i = 0; i < mpiSim->getNAtomsGlobal(); i++)
695 >      info[k].globalGroupMembership[i] = ggMjunk[i];
696  
697 +    delete[] ggMjunk;
698      
699 <    // send the arrays off to the forceField for init.
699 > #endif
700  
962    the_ff->initializeAtoms( info.nAtoms, info.myAtoms );
963    the_ff->initializeBonds( info.nBonds, info.myBonds, theBonds );
964    the_ff->initializeBends( info.nBends, info.myBends, theBends );
965    the_ff->initializeTorsions( info.nTorsions, info.myTorsions, theTorsions );
701  
702  
968    the_molecules[i].initialize( info );
969
970
971    atomOffset += info.nAtoms;
972    delete[] theBonds;
973    delete[] theBends;
974    delete[] theTorsions;
703    }
704  
705   #ifdef IS_MPI
706 <  sprintf( checkPointMsg, "all molecules initialized succesfully" );
706 >  sprintf(checkPointMsg, "all molecules initialized succesfully");
707    MPIcheckPoint();
708   #endif // is_mpi
709  
982  // clean up the forcefield
983  the_ff->calcRcut();
984  the_ff->cleanMe();
985
710   }
711  
712 < void SimSetup::initFromBass( void ){
989 <
712 > void SimSetup::initFromBass(void){
713    int i, j, k;
714    int n_cells;
715    double cellx, celly, cellz;
# Line 995 | Line 718 | void SimSetup::initFromBass( void ){
718    int n_extra;
719    int have_extra, done;
720  
721 <  temp1 = (double)tot_nmol / 4.0;
722 <  temp2 = pow( temp1, ( 1.0 / 3.0 ) );
723 <  temp3 = ceil( temp2 );
721 >  double vel[3];
722 >  vel[0] = 0.0;
723 >  vel[1] = 0.0;
724 >  vel[2] = 0.0;
725  
726 <  have_extra =0;
727 <  if( temp2 < temp3 ){ // we have a non-complete lattice
728 <    have_extra =1;
726 >  temp1 = (double) tot_nmol / 4.0;
727 >  temp2 = pow(temp1, (1.0 / 3.0));
728 >  temp3 = ceil(temp2);
729  
730 <    n_cells = (int)temp3 - 1;
731 <    cellx = simnfo->box_x / temp3;
732 <    celly = simnfo->box_y / temp3;
733 <    cellz = simnfo->box_z / temp3;
1010 <    n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
1011 <    temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
1012 <    n_per_extra = (int)ceil( temp1 );
730 >  have_extra = 0;
731 >  if (temp2 < temp3){
732 >    // we have a non-complete lattice
733 >    have_extra = 1;
734  
735 <    if( n_per_extra > 4){
736 <      sprintf( painCave.errMsg,
737 <               "SimSetup error. There has been an error in constructing"
738 <               " the non-complete lattice.\n" );
735 >    n_cells = (int) temp3 - 1;
736 >    cellx = info[0].boxL[0] / temp3;
737 >    celly = info[0].boxL[1] / temp3;
738 >    cellz = info[0].boxL[2] / temp3;
739 >    n_extra = tot_nmol - (4 * n_cells * n_cells * n_cells);
740 >    temp1 = ((double) n_extra) / (pow(temp3, 3.0) - pow(n_cells, 3.0));
741 >    n_per_extra = (int) ceil(temp1);
742 >
743 >    if (n_per_extra > 4){
744 >      sprintf(painCave.errMsg,
745 >              "SimSetup error. There has been an error in constructing"
746 >              " the non-complete lattice.\n");
747        painCave.isFatal = 1;
748        simError();
749      }
750    }
751    else{
752 <    n_cells = (int)temp3;
753 <    cellx = simnfo->box_x / temp3;
754 <    celly = simnfo->box_y / temp3;
755 <    cellz = simnfo->box_z / temp3;
752 >    n_cells = (int) temp3;
753 >    cellx = info[0].boxL[0] / temp3;
754 >    celly = info[0].boxL[1] / temp3;
755 >    cellz = info[0].boxL[2] / temp3;
756    }
757  
758    current_mol = 0;
# Line 1031 | Line 760 | void SimSetup::initFromBass( void ){
760    current_comp = 0;
761    current_atom_ndx = 0;
762  
763 <  for( i=0; i < n_cells ; i++ ){
764 <    for( j=0; j < n_cells; j++ ){
765 <      for( k=0; k < n_cells; k++ ){
763 >  for (i = 0; i < n_cells ; i++){
764 >    for (j = 0; j < n_cells; j++){
765 >      for (k = 0; k < n_cells; k++){
766 >        makeElement(i * cellx, j * celly, k * cellz);
767  
768 <        makeElement( i * cellx,
1039 <                     j * celly,
1040 <                     k * cellz );
768 >        makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly, k * cellz);
769  
770 <        makeElement( i * cellx + 0.5 * cellx,
1043 <                     j * celly + 0.5 * celly,
1044 <                     k * cellz );
770 >        makeElement(i * cellx, j * celly + 0.5 * celly, k * cellz + 0.5 * cellz);
771  
772 <        makeElement( i * cellx,
1047 <                     j * celly + 0.5 * celly,
1048 <                     k * cellz + 0.5 * cellz );
1049 <
1050 <        makeElement( i * cellx + 0.5 * cellx,
1051 <                     j * celly,
1052 <                     k * cellz + 0.5 * cellz );
772 >        makeElement(i * cellx + 0.5 * cellx, j * celly, k * cellz + 0.5 * cellz);
773        }
774      }
775    }
776  
777 <  if( have_extra ){
777 >  if (have_extra){
778      done = 0;
779  
780      int start_ndx;
781 <    for( i=0; i < (n_cells+1) && !done; i++ ){
782 <      for( j=0; j < (n_cells+1) && !done; j++ ){
781 >    for (i = 0; i < (n_cells + 1) && !done; i++){
782 >      for (j = 0; j < (n_cells + 1) && !done; j++){
783 >        if (i < n_cells){
784 >          if (j < n_cells){
785 >            start_ndx = n_cells;
786 >          }
787 >          else
788 >            start_ndx = 0;
789 >        }
790 >        else
791 >          start_ndx = 0;
792  
793 <        if( i < n_cells ){
793 >        for (k = start_ndx; k < (n_cells + 1) && !done; k++){
794 >          makeElement(i * cellx, j * celly, k * cellz);
795 >          done = (current_mol >= tot_nmol);
796  
797 <          if( j < n_cells ){
798 <            start_ndx = n_cells;
799 <          }
800 <          else start_ndx = 0;
801 <        }
1071 <        else start_ndx = 0;
797 >          if (!done && n_per_extra > 1){
798 >            makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly,
799 >                        k * cellz);
800 >            done = (current_mol >= tot_nmol);
801 >          }
802  
803 <        for( k=start_ndx; k < (n_cells+1) && !done; k++ ){
803 >          if (!done && n_per_extra > 2){
804 >            makeElement(i * cellx, j * celly + 0.5 * celly,
805 >                        k * cellz + 0.5 * cellz);
806 >            done = (current_mol >= tot_nmol);
807 >          }
808  
809 <          makeElement( i * cellx,
810 <                       j * celly,
811 <                       k * cellz );
812 <          done = ( current_mol >= tot_nmol );
813 <
814 <          if( !done && n_per_extra > 1 ){
1081 <            makeElement( i * cellx + 0.5 * cellx,
1082 <                         j * celly + 0.5 * celly,
1083 <                         k * cellz );
1084 <            done = ( current_mol >= tot_nmol );
1085 <          }
1086 <
1087 <          if( !done && n_per_extra > 2){
1088 <            makeElement( i * cellx,
1089 <                         j * celly + 0.5 * celly,
1090 <                         k * cellz + 0.5 * cellz );
1091 <            done = ( current_mol >= tot_nmol );
1092 <          }
1093 <
1094 <          if( !done && n_per_extra > 3){
1095 <            makeElement( i * cellx + 0.5 * cellx,
1096 <                         j * celly,
1097 <                         k * cellz + 0.5 * cellz );
1098 <            done = ( current_mol >= tot_nmol );
1099 <          }
1100 <        }
809 >          if (!done && n_per_extra > 3){
810 >            makeElement(i * cellx + 0.5 * cellx, j * celly,
811 >                        k * cellz + 0.5 * cellz);
812 >            done = (current_mol >= tot_nmol);
813 >          }
814 >        }
815        }
816      }
817    }
818  
819 <
820 <  for( i=0; i<simnfo->n_atoms; i++ ){
1107 <    simnfo->atoms[i]->set_vx( 0.0 );
1108 <    simnfo->atoms[i]->set_vy( 0.0 );
1109 <    simnfo->atoms[i]->set_vz( 0.0 );
819 >  for (i = 0; i < info[0].n_atoms; i++){
820 >    info[0].atoms[i]->setVel(vel);
821    }
822   }
823  
824 < void SimSetup::makeElement( double x, double y, double z ){
1114 <
824 > void SimSetup::makeElement(double x, double y, double z){
825    int k;
826    AtomStamp* current_atom;
827    DirectionalAtom* dAtom;
828    double rotMat[3][3];
829 +  double pos[3];
830  
831 <  for( k=0; k<comp_stamps[current_comp]->getNAtoms(); k++ ){
832 <
833 <    current_atom = comp_stamps[current_comp]->getAtom( k );
834 <    if( !current_atom->havePosition() ){
835 <      sprintf( painCave.errMsg,
836 <               "SimSetup:initFromBass error.\n"
837 <               "\tComponent %s, atom %s does not have a position specified.\n"
838 <               "\tThe initialization routine is unable to give a start"
839 <               " position.\n",
1129 <               comp_stamps[current_comp]->getID(),
1130 <               current_atom->getType() );
831 >  for (k = 0; k < comp_stamps[current_comp]->getNAtoms(); k++){
832 >    current_atom = comp_stamps[current_comp]->getAtom(k);
833 >    if (!current_atom->havePosition()){
834 >      sprintf(painCave.errMsg,
835 >              "SimSetup:initFromBass error.\n"
836 >              "\tComponent %s, atom %s does not have a position specified.\n"
837 >              "\tThe initialization routine is unable to give a start"
838 >              " position.\n",
839 >              comp_stamps[current_comp]->getID(), current_atom->getType());
840        painCave.isFatal = 1;
841        simError();
842      }
843  
844 <    the_atoms[current_atom_ndx]->setX( x + current_atom->getPosX() );
845 <    the_atoms[current_atom_ndx]->setY( y + current_atom->getPosY() );
846 <    the_atoms[current_atom_ndx]->setZ( z + current_atom->getPosZ() );
844 >    pos[0] = x + current_atom->getPosX();
845 >    pos[1] = y + current_atom->getPosY();
846 >    pos[2] = z + current_atom->getPosZ();
847  
848 <    if( the_atoms[current_atom_ndx]->isDirectional() ){
848 >    info[0].atoms[current_atom_ndx]->setPos(pos);
849  
850 <      dAtom = (DirectionalAtom *)the_atoms[current_atom_ndx];
850 >    if (info[0].atoms[current_atom_ndx]->isDirectional()){
851 >      dAtom = (DirectionalAtom *) info[0].atoms[current_atom_ndx];
852  
853        rotMat[0][0] = 1.0;
854        rotMat[0][1] = 0.0;
# Line 1152 | Line 862 | void SimSetup::makeElement( double x, double y, double
862        rotMat[2][1] = 0.0;
863        rotMat[2][2] = 1.0;
864  
865 <      dAtom->setA( rotMat );
865 >      dAtom->setA(rotMat);
866      }
867  
868      current_atom_ndx++;
# Line 1161 | Line 871 | void SimSetup::makeElement( double x, double y, double
871    current_mol++;
872    current_comp_mol++;
873  
874 <  if( current_comp_mol >= components_nmol[current_comp] ){
1165 <
874 >  if (current_comp_mol >= components_nmol[current_comp]){
875      current_comp_mol = 0;
876      current_comp++;
877 +  }
878 + }
879 +
880 +
881 + void SimSetup::gatherInfo(void){
882 +  int i;
883 +
884 +  ensembleCase = -1;
885 +  ffCase = -1;
886 +
887 +  // set the easy ones first
888 +
889 +  for (i = 0; i < nInfo; i++){
890 +    info[i].target_temp = globals->getTargetTemp();
891 +    info[i].dt = globals->getDt();
892 +    info[i].run_time = globals->getRunTime();
893 +  }
894 +  n_components = globals->getNComponents();
895 +
896 +
897 +  // get the forceField
898 +
899 +  strcpy(force_field, globals->getForceField());
900 +
901 +  if (!strcasecmp(force_field, "DUFF")){
902 +    ffCase = FF_DUFF;
903 +  }
904 +  else if (!strcasecmp(force_field, "LJ")){
905 +    ffCase = FF_LJ;
906 +  }
907 +  else if (!strcasecmp(force_field, "EAM")){
908 +    ffCase = FF_EAM;
909 +  }
910 +  else if (!strcasecmp(force_field, "WATER")){
911 +    ffCase = FF_H2O;
912 +  }
913 +  else{
914 +    sprintf(painCave.errMsg, "SimSetup Error. Unrecognized force field -> %s\n",
915 +            force_field);
916 +         painCave.isFatal = 1;
917 +         simError();
918 +  }
919 +
920 +    // get the ensemble
921 +
922 +  strcpy(ensemble, globals->getEnsemble());
923 +
924 +  if (!strcasecmp(ensemble, "NVE")){
925 +    ensembleCase = NVE_ENS;
926 +  }
927 +  else if (!strcasecmp(ensemble, "NVT")){
928 +    ensembleCase = NVT_ENS;
929 +  }
930 +  else if (!strcasecmp(ensemble, "NPTi") || !strcasecmp(ensemble, "NPT")){
931 +    ensembleCase = NPTi_ENS;
932 +  }
933 +  else if (!strcasecmp(ensemble, "NPTf")){
934 +    ensembleCase = NPTf_ENS;
935 +  }
936 +  else if (!strcasecmp(ensemble, "NPTxyz")){
937 +    ensembleCase = NPTxyz_ENS;
938 +  }
939 +  else{
940 +    sprintf(painCave.errMsg,
941 +            "SimSetup Warning. Unrecognized Ensemble -> %s \n"
942 +            "\treverting to NVE for this simulation.\n",
943 +            ensemble);
944 +         painCave.isFatal = 0;
945 +         simError();
946 +         strcpy(ensemble, "NVE");
947 +         ensembleCase = NVE_ENS;
948 +  }  
949 +
950 +  for (i = 0; i < nInfo; i++){
951 +    strcpy(info[i].ensemble, ensemble);
952 +
953 +    // get the mixing rule
954 +
955 +    strcpy(info[i].mixingRule, globals->getMixingRule());
956 +    info[i].usePBC = globals->getPBC();
957 +  }
958 +
959 +  // get the components and calculate the tot_nMol and indvidual n_mol
960 +
961 +  the_components = globals->getComponents();
962 +  components_nmol = new int[n_components];
963 +
964 +
965 +  if (!globals->haveNMol()){
966 +    // we don't have the total number of molecules, so we assume it is
967 +    // given in each component
968 +
969 +    tot_nmol = 0;
970 +    for (i = 0; i < n_components; i++){
971 +      if (!the_components[i]->haveNMol()){
972 +        // we have a problem
973 +        sprintf(painCave.errMsg,
974 +                "SimSetup Error. No global NMol or component NMol given.\n"
975 +                "\tCannot calculate the number of atoms.\n");
976 +        painCave.isFatal = 1;
977 +        simError();
978 +      }
979 +
980 +      tot_nmol += the_components[i]->getNMol();
981 +      components_nmol[i] = the_components[i]->getNMol();
982 +    }
983 +  }
984 +  else{
985 +    sprintf(painCave.errMsg,
986 +            "SimSetup error.\n"
987 +            "\tSorry, the ability to specify total"
988 +            " nMols and then give molfractions in the components\n"
989 +            "\tis not currently supported."
990 +            " Please give nMol in the components.\n");
991 +    painCave.isFatal = 1;
992 +    simError();
993 +  }
994 +
995 +  //check whether sample time, status time, thermal time and reset time are divisble by dt
996 +  if (globals->haveSampleTime() && !isDivisible(globals->getSampleTime(), globals->getDt())){
997 +    sprintf(painCave.errMsg,
998 +            "Sample time is not divisible by dt.\n"
999 +            "\tThis will result in samples that are not uniformly\n"
1000 +            "\tdistributed in time.  If this is a problem, change\n"
1001 +            "\tyour sampleTime variable.\n");
1002 +    painCave.isFatal = 0;
1003 +    simError();    
1004 +  }
1005 +
1006 +  if (globals->haveStatusTime() && !isDivisible(globals->getStatusTime(), globals->getDt())){
1007 +    sprintf(painCave.errMsg,
1008 +            "Status time is not divisible by dt.\n"
1009 +            "\tThis will result in status reports that are not uniformly\n"
1010 +            "\tdistributed in time.  If this is a problem, change \n"
1011 +            "\tyour statusTime variable.\n");
1012 +    painCave.isFatal = 0;
1013 +    simError();    
1014 +  }
1015 +
1016 +  if (globals->haveThermalTime() && !isDivisible(globals->getThermalTime(), globals->getDt())){
1017 +    sprintf(painCave.errMsg,
1018 +            "Thermal time is not divisible by dt.\n"
1019 +            "\tThis will result in thermalizations that are not uniformly\n"
1020 +            "\tdistributed in time.  If this is a problem, change \n"
1021 +            "\tyour thermalTime variable.\n");
1022 +    painCave.isFatal = 0;
1023 +    simError();    
1024 +  }  
1025 +
1026 +  if (globals->haveResetTime() && !isDivisible(globals->getResetTime(), globals->getDt())){
1027 +    sprintf(painCave.errMsg,
1028 +            "Reset time is not divisible by dt.\n"
1029 +            "\tThis will result in integrator resets that are not uniformly\n"
1030 +            "\tdistributed in time.  If this is a problem, change\n"
1031 +            "\tyour resetTime variable.\n");
1032 +    painCave.isFatal = 0;
1033 +    simError();    
1034 +  }
1035 +
1036 +  // set the status, sample, and thermal kick times
1037 +
1038 +  for (i = 0; i < nInfo; i++){
1039 +    if (globals->haveSampleTime()){
1040 +      info[i].sampleTime = globals->getSampleTime();
1041 +      info[i].statusTime = info[i].sampleTime;
1042 +    }
1043 +    else{
1044 +      info[i].sampleTime = globals->getRunTime();
1045 +      info[i].statusTime = info[i].sampleTime;
1046 +    }
1047 +
1048 +    if (globals->haveStatusTime()){
1049 +      info[i].statusTime = globals->getStatusTime();
1050 +    }
1051 +
1052 +    if (globals->haveThermalTime()){
1053 +      info[i].thermalTime = globals->getThermalTime();
1054 +    } else {
1055 +      info[i].thermalTime = globals->getRunTime();
1056 +    }
1057 +
1058 +    info[i].resetIntegrator = 0;
1059 +    if( globals->haveResetTime() ){
1060 +      info[i].resetTime = globals->getResetTime();
1061 +      info[i].resetIntegrator = 1;
1062 +    }
1063 +
1064 +    // check for the temperature set flag
1065 +    
1066 +    if (globals->haveTempSet())
1067 +      info[i].setTemp = globals->getTempSet();
1068 +
1069 +    // check for the extended State init
1070 +
1071 +    info[i].useInitXSstate = globals->getUseInitXSstate();
1072 +    info[i].orthoTolerance = globals->getOrthoBoxTolerance();
1073 +
1074 +    // check for thermodynamic integration
1075 +    if (globals->getUseSolidThermInt() && !globals->getUseLiquidThermInt()) {
1076 +      if (globals->haveThermIntLambda() && globals->haveThermIntK()) {
1077 +        info[i].useSolidThermInt = globals->getUseSolidThermInt();
1078 +        info[i].thermIntLambda = globals->getThermIntLambda();
1079 +        info[i].thermIntK = globals->getThermIntK();
1080 +        
1081 +        Restraints *myRestraint = new Restraints(tot_nmol, info[i].thermIntLambda, info[i].thermIntK);
1082 +        info[i].restraint = myRestraint;
1083 +      }
1084 +      else {
1085 +        sprintf(painCave.errMsg,
1086 +                "SimSetup Error:\n"
1087 +                "\tKeyword useSolidThermInt was set to 'true' but\n"
1088 +                "\tthermodynamicIntegrationLambda (and/or\n"
1089 +                "\tthermodynamicIntegrationK) was not specified.\n"
1090 +                "\tPlease provide a lambda value and k value in your .bass file.\n");
1091 +        painCave.isFatal = 1;
1092 +        simError();    
1093 +      }
1094 +    }
1095 +    else if(globals->getUseLiquidThermInt()) {
1096 +      if (globals->getUseSolidThermInt()) {
1097 +        sprintf( painCave.errMsg,
1098 +                 "SimSetup Warning: It appears that you have both solid and\n"
1099 +                 "\tliquid thermodynamic integration activated in your .bass\n"
1100 +                 "\tfile. To avoid confusion, specify only one technique in\n"
1101 +                 "\tyour .bass file. Liquid-state thermodynamic integration\n"
1102 +                 "\twill be assumed for the current simulation. If this is not\n"
1103 +                 "\twhat you desire, set useSolidThermInt to 'true' and\n"
1104 +                 "\tuseLiquidThermInt to 'false' in your .bass file.\n");
1105 +        painCave.isFatal = 0;
1106 +        simError();
1107 +      }
1108 +      if (globals->haveThermIntLambda() && globals->haveThermIntK()) {
1109 +        info[i].useLiquidThermInt = globals->getUseLiquidThermInt();
1110 +        info[i].thermIntLambda = globals->getThermIntLambda();
1111 +        info[i].thermIntK = globals->getThermIntK();
1112 +      }
1113 +      else {
1114 +        sprintf(painCave.errMsg,
1115 +                "SimSetup Error:\n"
1116 +                "\tKeyword useLiquidThermInt was set to 'true' but\n"
1117 +                "\tthermodynamicIntegrationLambda (and/or\n"
1118 +                "\tthermodynamicIntegrationK) was not specified.\n"
1119 +                "\tPlease provide a lambda value and k value in your .bass file.\n");
1120 +        painCave.isFatal = 1;
1121 +        simError();    
1122 +      }
1123 +    }
1124 +    else if(globals->haveThermIntLambda() || globals->haveThermIntK()){
1125 +        sprintf(painCave.errMsg,
1126 +                "SimSetup Warning: If you want to use Thermodynamic\n"
1127 +                "\tIntegration, set useSolidThermInt or useLiquidThermInt to\n"
1128 +                "\t'true' in your .bass file.  These keywords are set to\n"
1129 +                "\t'false' by default, so your lambda and/or k values are\n"
1130 +                "\tbeing ignored.\n");
1131 +        painCave.isFatal = 0;
1132 +        simError();  
1133 +    }
1134 +  }
1135 +  
1136 +  //setup seed for random number generator
1137 +  int seedValue;
1138 +
1139 +  if (globals->haveSeed()){
1140 +    seedValue = globals->getSeed();
1141 +
1142 +    if(seedValue / 1E9 == 0){
1143 +      sprintf(painCave.errMsg,
1144 +              "Seed for sprng library should contain at least 9 digits\n"
1145 +              "OOPSE will generate a seed for user\n");
1146 +      painCave.isFatal = 0;
1147 +      simError();
1148 +
1149 +      //using seed generated by system instead of invalid seed set by user
1150 + #ifndef IS_MPI
1151 +      seedValue = make_sprng_seed();
1152 + #else
1153 +      if (worldRank == 0){
1154 +        seedValue = make_sprng_seed();
1155 +      }
1156 +      MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
1157 + #endif      
1158 +    }
1159 +  }//end of if branch of globals->haveSeed()
1160 +  else{
1161 +    
1162 + #ifndef IS_MPI
1163 +    seedValue = make_sprng_seed();
1164 + #else
1165 +    if (worldRank == 0){
1166 +      seedValue = make_sprng_seed();
1167 +    }
1168 +    MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
1169 + #endif
1170 +  }//end of globals->haveSeed()
1171 +
1172 +  for (int i = 0; i < nInfo; i++){
1173 +    info[i].setSeed(seedValue);
1174 +  }
1175 +  
1176 + #ifdef IS_MPI
1177 +  strcpy(checkPointMsg, "Successfully gathered all information from Bass\n");
1178 +  MPIcheckPoint();
1179 + #endif // is_mpi
1180 + }
1181 +
1182 +
1183 + void SimSetup::finalInfoCheck(void){
1184 +  int index;
1185 +  int usesDipoles;
1186 +  int usesCharges;
1187 +  int i;
1188 +
1189 +  for (i = 0; i < nInfo; i++){
1190 +    // check electrostatic parameters
1191 +
1192 +    index = 0;
1193 +    usesDipoles = 0;
1194 +    while ((index < info[i].n_atoms) && !usesDipoles){
1195 +      usesDipoles = (info[i].atoms[index])->hasDipole();
1196 +      index++;
1197 +    }
1198 +    index = 0;
1199 +    usesCharges = 0;
1200 +    while ((index < info[i].n_atoms) && !usesCharges){
1201 +      usesCharges= (info[i].atoms[index])->hasCharge();
1202 +      index++;
1203 +    }
1204 + #ifdef IS_MPI
1205 +    int myUse = usesDipoles;
1206 +    MPI_Allreduce(&myUse, &usesDipoles, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
1207 + #endif //is_mpi
1208 +
1209 +    double theRcut, theRsw;
1210 +
1211 +    if (globals->haveRcut()) {
1212 +      theRcut = globals->getRcut();
1213 +
1214 +      if (globals->haveRsw())
1215 +        theRsw = globals->getRsw();
1216 +      else
1217 +        theRsw = theRcut;
1218 +      
1219 +      info[i].setDefaultRcut(theRcut, theRsw);
1220 +
1221 +    } else {
1222 +      
1223 +      the_ff->calcRcut();
1224 +      theRcut = info[i].getRcut();
1225 +
1226 +      if (globals->haveRsw())
1227 +        theRsw = globals->getRsw();
1228 +      else
1229 +        theRsw = theRcut;
1230 +      
1231 +      info[i].setDefaultRcut(theRcut, theRsw);
1232 +    }
1233 +
1234 +    if (globals->getUseRF()){
1235 +      info[i].useReactionField = 1;
1236 +      
1237 +      if (!globals->haveRcut()){
1238 +        sprintf(painCave.errMsg,
1239 +                "SimSetup Warning: No value was set for the cutoffRadius.\n"
1240 +                "\tOOPSE will use a default value of 15.0 angstroms"
1241 +                "\tfor the cutoffRadius.\n");
1242 +        painCave.isFatal = 0;
1243 +        simError();
1244 +        theRcut = 15.0;
1245 +      }
1246 +      else{
1247 +        theRcut = globals->getRcut();
1248 +      }
1249 +
1250 +      if (!globals->haveRsw()){
1251 +        sprintf(painCave.errMsg,
1252 +                "SimSetup Warning: No value was set for switchingRadius.\n"
1253 +                "\tOOPSE will use a default value of\n"
1254 +                "\t0.95 * cutoffRadius for the switchingRadius\n");
1255 +        painCave.isFatal = 0;
1256 +        simError();
1257 +        theRsw = 0.95 * theRcut;
1258 +      }
1259 +      else{
1260 +        theRsw = globals->getRsw();
1261 +      }
1262 +
1263 +      info[i].setDefaultRcut(theRcut, theRsw);
1264 +
1265 +      if (!globals->haveDielectric()){
1266 +        sprintf(painCave.errMsg,
1267 +                "SimSetup Error: No Dielectric constant was set.\n"
1268 +                "\tYou are trying to use Reaction Field without"
1269 +                "\tsetting a dielectric constant!\n");
1270 +        painCave.isFatal = 1;
1271 +        simError();
1272 +      }
1273 +      info[i].dielectric = globals->getDielectric();
1274 +    }
1275 +    else{
1276 +      if (usesDipoles || usesCharges){
1277 +
1278 +        if (!globals->haveRcut()){
1279 +          sprintf(painCave.errMsg,
1280 +                  "SimSetup Warning: No value was set for the cutoffRadius.\n"
1281 +                  "\tOOPSE will use a default value of 15.0 angstroms"
1282 +                  "\tfor the cutoffRadius.\n");
1283 +          painCave.isFatal = 0;
1284 +          simError();
1285 +          theRcut = 15.0;
1286 +      }
1287 +        else{
1288 +          theRcut = globals->getRcut();
1289 +        }
1290 +        
1291 +        if (!globals->haveRsw()){
1292 +          sprintf(painCave.errMsg,
1293 +                  "SimSetup Warning: No value was set for switchingRadius.\n"
1294 +                  "\tOOPSE will use a default value of\n"
1295 +                  "\t0.95 * cutoffRadius for the switchingRadius\n");
1296 +          painCave.isFatal = 0;
1297 +          simError();
1298 +          theRsw = 0.95 * theRcut;
1299 +        }
1300 +        else{
1301 +          theRsw = globals->getRsw();
1302 +        }
1303 +        
1304 +        info[i].setDefaultRcut(theRcut, theRsw);
1305 +        
1306 +      }
1307 +    }
1308 +  }
1309 + #ifdef IS_MPI
1310 +  strcpy(checkPointMsg, "post processing checks out");
1311 +  MPIcheckPoint();
1312 + #endif // is_mpi
1313 +
1314 +  // clean up the forcefield
1315 +  the_ff->cleanMe();
1316 + }
1317 +  
1318 + void SimSetup::initSystemCoords(void){
1319 +  int i;
1320 +
1321 +  char* inName;
1322 +
1323 +  (info[0].getConfiguration())->createArrays(info[0].n_atoms);
1324 +
1325 +  for (i = 0; i < info[0].n_atoms; i++)
1326 +    info[0].atoms[i]->setCoords();
1327 +
1328 +  if (globals->haveInitialConfig()){
1329 +    InitializeFromFile* fileInit;
1330 + #ifdef IS_MPI // is_mpi
1331 +    if (worldRank == 0){
1332 + #endif //is_mpi
1333 +      inName = globals->getInitialConfig();
1334 +      fileInit = new InitializeFromFile(inName);
1335 + #ifdef IS_MPI
1336 +    }
1337 +    else
1338 +      fileInit = new InitializeFromFile(NULL);
1339 + #endif
1340 +    fileInit->readInit(info); // default velocities on
1341 +
1342 +    delete fileInit;
1343 +  }
1344 +  else{
1345 +    
1346 +    // no init from bass
1347 +    
1348 +    sprintf(painCave.errMsg,
1349 +            "Cannot intialize a simulation without an initial configuration file.\n");
1350 +    painCave.isFatal = 1;;
1351 +    simError();
1352 +    
1353 +  }
1354 +
1355 + #ifdef IS_MPI
1356 +  strcpy(checkPointMsg, "Successfully read in the initial configuration");
1357 +  MPIcheckPoint();
1358 + #endif // is_mpi
1359 + }
1360 +
1361 +
1362 + void SimSetup::makeOutNames(void){
1363 +  int k;
1364 +
1365 +
1366 +  for (k = 0; k < nInfo; k++){
1367 + #ifdef IS_MPI
1368 +    if (worldRank == 0){
1369 + #endif // is_mpi
1370 +
1371 +      if (globals->haveFinalConfig()){
1372 +        strcpy(info[k].finalName, globals->getFinalConfig());
1373 +      }
1374 +      else{
1375 +        strcpy(info[k].finalName, inFileName);
1376 +        char* endTest;
1377 +        int nameLength = strlen(info[k].finalName);
1378 +        endTest = &(info[k].finalName[nameLength - 5]);
1379 +        if (!strcmp(endTest, ".bass")){
1380 +          strcpy(endTest, ".eor");
1381 +        }
1382 +        else if (!strcmp(endTest, ".BASS")){
1383 +          strcpy(endTest, ".eor");
1384 +        }
1385 +        else{
1386 +          endTest = &(info[k].finalName[nameLength - 4]);
1387 +          if (!strcmp(endTest, ".bss")){
1388 +            strcpy(endTest, ".eor");
1389 +          }
1390 +          else if (!strcmp(endTest, ".mdl")){
1391 +            strcpy(endTest, ".eor");
1392 +          }
1393 +          else{
1394 +            strcat(info[k].finalName, ".eor");
1395 +          }
1396 +        }
1397 +      }
1398 +
1399 +      // make the sample and status out names
1400 +
1401 +      strcpy(info[k].sampleName, inFileName);
1402 +      char* endTest;
1403 +      int nameLength = strlen(info[k].sampleName);
1404 +      endTest = &(info[k].sampleName[nameLength - 5]);
1405 +      if (!strcmp(endTest, ".bass")){
1406 +        strcpy(endTest, ".dump");
1407 +      }
1408 +      else if (!strcmp(endTest, ".BASS")){
1409 +        strcpy(endTest, ".dump");
1410 +      }
1411 +      else{
1412 +        endTest = &(info[k].sampleName[nameLength - 4]);
1413 +        if (!strcmp(endTest, ".bss")){
1414 +          strcpy(endTest, ".dump");
1415 +        }
1416 +        else if (!strcmp(endTest, ".mdl")){
1417 +          strcpy(endTest, ".dump");
1418 +        }
1419 +        else{
1420 +          strcat(info[k].sampleName, ".dump");
1421 +        }
1422 +      }
1423 +
1424 +      strcpy(info[k].statusName, inFileName);
1425 +      nameLength = strlen(info[k].statusName);
1426 +      endTest = &(info[k].statusName[nameLength - 5]);
1427 +      if (!strcmp(endTest, ".bass")){
1428 +        strcpy(endTest, ".stat");
1429 +      }
1430 +      else if (!strcmp(endTest, ".BASS")){
1431 +        strcpy(endTest, ".stat");
1432 +      }
1433 +      else{
1434 +        endTest = &(info[k].statusName[nameLength - 4]);
1435 +        if (!strcmp(endTest, ".bss")){
1436 +          strcpy(endTest, ".stat");
1437 +        }
1438 +        else if (!strcmp(endTest, ".mdl")){
1439 +          strcpy(endTest, ".stat");
1440 +        }
1441 +        else{
1442 +          strcat(info[k].statusName, ".stat");
1443 +        }
1444 +      }
1445 +
1446 +      strcpy(info[k].rawPotName, inFileName);
1447 +      nameLength = strlen(info[k].rawPotName);
1448 +      endTest = &(info[k].rawPotName[nameLength - 5]);
1449 +      if (!strcmp(endTest, ".bass")){
1450 +        strcpy(endTest, ".raw");
1451 +      }
1452 +      else if (!strcmp(endTest, ".BASS")){
1453 +        strcpy(endTest, ".raw");
1454 +      }
1455 +      else{
1456 +        endTest = &(info[k].rawPotName[nameLength - 4]);
1457 +        if (!strcmp(endTest, ".bss")){
1458 +          strcpy(endTest, ".raw");
1459 +        }
1460 +        else if (!strcmp(endTest, ".mdl")){
1461 +          strcpy(endTest, ".raw");
1462 +        }
1463 +        else{
1464 +          strcat(info[k].rawPotName, ".raw");
1465 +        }
1466 +      }
1467 +
1468 + #ifdef IS_MPI
1469 +
1470 +    }
1471 + #endif // is_mpi
1472 +  }
1473 + }
1474 +
1475 +
1476 + void SimSetup::sysObjectsCreation(void){
1477 +  int i, k;
1478 +
1479 +  // create the forceField
1480 +
1481 +  createFF();
1482 +
1483 +  // extract componentList
1484 +
1485 +  compList();
1486 +
1487 +  // calc the number of atoms, bond, bends, and torsions
1488 +
1489 +  calcSysValues();
1490 +
1491 + #ifdef IS_MPI
1492 +  // divide the molecules among the processors
1493 +
1494 +  mpiMolDivide();
1495 + #endif //is_mpi
1496 +
1497 +  // create the atom and SRI arrays. Also initialize Molecule Stamp ID's
1498 +
1499 +  makeSysArrays();
1500 +
1501 +  // make and initialize the molecules (all but atomic coordinates)
1502 +
1503 +  makeMolecules();
1504 +
1505 +  for (k = 0; k < nInfo; k++){
1506 +    info[k].identArray = new int[info[k].n_atoms];
1507 +    for (i = 0; i < info[k].n_atoms; i++){
1508 +      info[k].identArray[i] = info[k].atoms[i]->getIdent();
1509 +    }
1510 +  }
1511 + }
1512 +
1513 +
1514 + void SimSetup::createFF(void){
1515 +  switch (ffCase){
1516 +    case FF_DUFF:
1517 +      the_ff = new DUFF();
1518 +      break;
1519 +
1520 +    case FF_LJ:
1521 +      the_ff = new LJFF();
1522 +      break;
1523 +
1524 +    case FF_EAM:
1525 +      the_ff = new EAM_FF();
1526 +      break;
1527 +
1528 +    case FF_H2O:
1529 +      the_ff = new WATER();
1530 +      break;
1531 +
1532 +    default:
1533 +      sprintf(painCave.errMsg,
1534 +              "SimSetup Error. Unrecognized force field in case statement.\n");
1535 +      painCave.isFatal = 1;
1536 +      simError();
1537 +  }
1538 +
1539 + #ifdef IS_MPI
1540 +  strcpy(checkPointMsg, "ForceField creation successful");
1541 +  MPIcheckPoint();
1542 + #endif // is_mpi
1543 + }
1544 +
1545 +
1546 + void SimSetup::compList(void){
1547 +  int i;
1548 +  char* id;
1549 +  LinkedMolStamp* headStamp = new LinkedMolStamp();
1550 +  LinkedMolStamp* currentStamp = NULL;
1551 +  comp_stamps = new MoleculeStamp * [n_components];
1552 +  bool haveCutoffGroups;
1553 +
1554 +  haveCutoffGroups = false;
1555 +  
1556 +  // make an array of molecule stamps that match the components used.
1557 +  // also extract the used stamps out into a separate linked list
1558 +
1559 +  for (i = 0; i < nInfo; i++){
1560 +    info[i].nComponents = n_components;
1561 +    info[i].componentsNmol = components_nmol;
1562 +    info[i].compStamps = comp_stamps;
1563 +    info[i].headStamp = headStamp;
1564 +  }
1565 +
1566 +
1567 +  for (i = 0; i < n_components; i++){
1568 +    id = the_components[i]->getType();
1569 +    comp_stamps[i] = NULL;
1570 +
1571 +    // check to make sure the component isn't already in the list
1572 +
1573 +    comp_stamps[i] = headStamp->match(id);
1574 +    if (comp_stamps[i] == NULL){
1575 +      // extract the component from the list;
1576 +
1577 +      currentStamp = stamps->extractMolStamp(id);
1578 +      if (currentStamp == NULL){
1579 +        sprintf(painCave.errMsg,
1580 +                "SimSetup error: Component \"%s\" was not found in the "
1581 +                "list of declared molecules\n",
1582 +                id);
1583 +        painCave.isFatal = 1;
1584 +        simError();
1585 +      }
1586 +
1587 +      headStamp->add(currentStamp);
1588 +      comp_stamps[i] = headStamp->match(id);
1589 +    }
1590 +
1591 +    if(comp_stamps[i]->getNCutoffGroups() > 0)
1592 +      haveCutoffGroups = true;    
1593 +  }
1594 +    
1595 +  for (i = 0; i < nInfo; i++)
1596 +    info[i].haveCutoffGroups = haveCutoffGroups;
1597 +
1598 + #ifdef IS_MPI
1599 +  strcpy(checkPointMsg, "Component stamps successfully extracted\n");
1600 +  MPIcheckPoint();
1601 + #endif // is_mpi
1602 + }
1603 +
1604 + void SimSetup::calcSysValues(void){
1605 +  int i, j;
1606 +  int ncutgroups, atomsingroups, ngroupsinstamp;
1607 +
1608 +  int* molMembershipArray;
1609 +  CutoffGroupStamp* cg;
1610 +
1611 +  tot_atoms = 0;
1612 +  tot_bonds = 0;
1613 +  tot_bends = 0;
1614 +  tot_torsions = 0;
1615 +  tot_rigid = 0;
1616 +  tot_groups = 0;
1617 +  for (i = 0; i < n_components; i++){
1618 +    tot_atoms += components_nmol[i] * comp_stamps[i]->getNAtoms();
1619 +    tot_bonds += components_nmol[i] * comp_stamps[i]->getNBonds();
1620 +    tot_bends += components_nmol[i] * comp_stamps[i]->getNBends();
1621 +    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
1622 +    tot_rigid += components_nmol[i] * comp_stamps[i]->getNRigidBodies();
1623 +
1624 +    ncutgroups = comp_stamps[i]->getNCutoffGroups();
1625 +    atomsingroups = 0;
1626 +    for (j=0; j < ncutgroups; j++) {
1627 +      cg = comp_stamps[i]->getCutoffGroup(j);
1628 +      atomsingroups += cg->getNMembers();
1629 +    }
1630 +    ngroupsinstamp = comp_stamps[i]->getNAtoms() - atomsingroups + ncutgroups;
1631 +    tot_groups += components_nmol[i] * ngroupsinstamp;    
1632 +  }
1633 +  
1634 +  tot_SRI = tot_bonds + tot_bends + tot_torsions;
1635 +  molMembershipArray = new int[tot_atoms];
1636 +
1637 +  for (i = 0; i < nInfo; i++){
1638 +    info[i].n_atoms = tot_atoms;
1639 +    info[i].n_bonds = tot_bonds;
1640 +    info[i].n_bends = tot_bends;
1641 +    info[i].n_torsions = tot_torsions;
1642 +    info[i].n_SRI = tot_SRI;
1643 +    info[i].n_mol = tot_nmol;
1644 +    info[i].ngroup = tot_groups;
1645 +    info[i].molMembershipArray = molMembershipArray;
1646 +  }
1647 + }
1648 +
1649 + #ifdef IS_MPI
1650 +
1651 + void SimSetup::mpiMolDivide(void){
1652 +  int i, j, k;
1653 +  int localMol, allMol;
1654 +  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
1655 +  int local_rigid, local_groups;
1656 +  vector<int> globalMolIndex;
1657 +  int ncutgroups, atomsingroups, ngroupsinstamp;
1658 +  CutoffGroupStamp* cg;
1659 +
1660 +  mpiSim = new mpiSimulation(info);
1661 +
1662 +  mpiSim->divideLabor();
1663 +  globalAtomIndex = mpiSim->getGlobalAtomIndex();
1664 +  globalGroupIndex = mpiSim->getGlobalGroupIndex();
1665 +  //globalMolIndex = mpiSim->getGlobalMolIndex();
1666 +
1667 +  // set up the local variables
1668 +
1669 +  mol2proc = mpiSim->getMolToProcMap();
1670 +  molCompType = mpiSim->getMolComponentType();
1671 +
1672 +  allMol = 0;
1673 +  localMol = 0;
1674 +  local_atoms = 0;
1675 +  local_bonds = 0;
1676 +  local_bends = 0;
1677 +  local_torsions = 0;
1678 +  local_rigid = 0;
1679 +  local_groups = 0;
1680 +  globalAtomCounter = 0;
1681 +
1682 +  for (i = 0; i < n_components; i++){
1683 +    for (j = 0; j < components_nmol[i]; j++){
1684 +      if (mol2proc[allMol] == worldRank){
1685 +        local_atoms += comp_stamps[i]->getNAtoms();
1686 +        local_bonds += comp_stamps[i]->getNBonds();
1687 +        local_bends += comp_stamps[i]->getNBends();
1688 +        local_torsions += comp_stamps[i]->getNTorsions();
1689 +        local_rigid += comp_stamps[i]->getNRigidBodies();
1690 +
1691 +        ncutgroups = comp_stamps[i]->getNCutoffGroups();
1692 +        atomsingroups = 0;
1693 +        for (k=0; k < ncutgroups; k++) {
1694 +          cg = comp_stamps[i]->getCutoffGroup(k);
1695 +          atomsingroups += cg->getNMembers();
1696 +        }
1697 +        ngroupsinstamp = comp_stamps[i]->getNAtoms() - atomsingroups +
1698 +          ncutgroups;
1699 +        local_groups += ngroupsinstamp;    
1700 +
1701 +        localMol++;
1702 +      }      
1703 +      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1704 +        info[0].molMembershipArray[globalAtomCounter] = allMol;
1705 +        globalAtomCounter++;
1706 +      }
1707 +
1708 +      allMol++;
1709 +    }
1710 +  }
1711 +  local_SRI = local_bonds + local_bends + local_torsions;
1712 +
1713 +  info[0].n_atoms = mpiSim->getNAtomsLocal();  
1714 +  
1715 +  if (local_atoms != info[0].n_atoms){
1716 +    sprintf(painCave.errMsg,
1717 +            "SimSetup error: mpiSim's localAtom (%d) and SimSetup's\n"
1718 +            "\tlocalAtom (%d) are not equal.\n",
1719 +            info[0].n_atoms, local_atoms);
1720 +    painCave.isFatal = 1;
1721 +    simError();
1722 +  }
1723 +
1724 +  info[0].ngroup = mpiSim->getNGroupsLocal();  
1725 +  if (local_groups != info[0].ngroup){
1726 +    sprintf(painCave.errMsg,
1727 +            "SimSetup error: mpiSim's localGroups (%d) and SimSetup's\n"
1728 +            "\tlocalGroups (%d) are not equal.\n",
1729 +            info[0].ngroup, local_groups);
1730 +    painCave.isFatal = 1;
1731 +    simError();
1732 +  }
1733 +  
1734 +  info[0].n_bonds = local_bonds;
1735 +  info[0].n_bends = local_bends;
1736 +  info[0].n_torsions = local_torsions;
1737 +  info[0].n_SRI = local_SRI;
1738 +  info[0].n_mol = localMol;
1739 +
1740 +  strcpy(checkPointMsg, "Passed nlocal consistency check.");
1741 +  MPIcheckPoint();
1742 + }
1743 +
1744 + #endif // is_mpi
1745 +
1746 +
1747 + void SimSetup::makeSysArrays(void){
1748 +
1749 + #ifndef IS_MPI
1750 +  int k, j;
1751 + #endif // is_mpi
1752 +  int i, l;
1753 +
1754 +  Atom** the_atoms;
1755 +  Molecule* the_molecules;
1756 +
1757 +  for (l = 0; l < nInfo; l++){
1758 +    // create the atom and short range interaction arrays
1759 +
1760 +    the_atoms = new Atom * [info[l].n_atoms];
1761 +    the_molecules = new Molecule[info[l].n_mol];
1762 +    int molIndex;
1763 +
1764 +    // initialize the molecule's stampID's
1765 +
1766 + #ifdef IS_MPI
1767 +
1768 +
1769 +    molIndex = 0;
1770 +    for (i = 0; i < mpiSim->getNMolGlobal(); i++){
1771 +      if (mol2proc[i] == worldRank){
1772 +        the_molecules[molIndex].setStampID(molCompType[i]);
1773 +        the_molecules[molIndex].setMyIndex(molIndex);
1774 +        the_molecules[molIndex].setGlobalIndex(i);
1775 +        molIndex++;
1776 +      }
1777 +    }
1778 +
1779 + #else // is_mpi
1780 +
1781 +    molIndex = 0;
1782 +    globalAtomCounter = 0;
1783 +    for (i = 0; i < n_components; i++){
1784 +      for (j = 0; j < components_nmol[i]; j++){
1785 +        the_molecules[molIndex].setStampID(i);
1786 +        the_molecules[molIndex].setMyIndex(molIndex);
1787 +        the_molecules[molIndex].setGlobalIndex(molIndex);
1788 +        for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1789 +          info[l].molMembershipArray[globalAtomCounter] = molIndex;
1790 +          globalAtomCounter++;
1791 +        }
1792 +        molIndex++;
1793 +      }
1794 +    }
1795 +
1796 +
1797 + #endif // is_mpi
1798 +
1799 +    info[l].globalExcludes = new int;
1800 +    info[l].globalExcludes[0] = 0;
1801 +    
1802 +    // set the arrays into the SimInfo object
1803 +
1804 +    info[l].atoms = the_atoms;
1805 +    info[l].molecules = the_molecules;
1806 +    info[l].nGlobalExcludes = 0;
1807 +    
1808 +    the_ff->setSimInfo(info);
1809    }
1810   }
1811 +
1812 + void SimSetup::makeIntegrator(void){
1813 +  int k;
1814 +
1815 +  NVE<RealIntegrator>* myNVE = NULL;
1816 +  NVT<RealIntegrator>* myNVT = NULL;
1817 +  NPTi<NPT<RealIntegrator> >* myNPTi = NULL;
1818 +  NPTf<NPT<RealIntegrator> >* myNPTf = NULL;
1819 +  NPTxyz<NPT<RealIntegrator> >* myNPTxyz = NULL;
1820 +  
1821 +  for (k = 0; k < nInfo; k++){
1822 +    switch (ensembleCase){
1823 +      case NVE_ENS:
1824 +        if (globals->haveZconstraints()){
1825 +          setupZConstraint(info[k]);
1826 +          myNVE = new ZConstraint<NVE<RealIntegrator> >(&(info[k]), the_ff);
1827 +        }
1828 +        else{
1829 +          myNVE = new NVE<RealIntegrator>(&(info[k]), the_ff);
1830 +        }
1831 +        
1832 +        info->the_integrator = myNVE;
1833 +        break;
1834 +
1835 +      case NVT_ENS:
1836 +        if (globals->haveZconstraints()){
1837 +          setupZConstraint(info[k]);
1838 +          myNVT = new ZConstraint<NVT<RealIntegrator> >(&(info[k]), the_ff);
1839 +        }
1840 +        else
1841 +          myNVT = new NVT<RealIntegrator>(&(info[k]), the_ff);
1842 +
1843 +        myNVT->setTargetTemp(globals->getTargetTemp());
1844 +
1845 +        if (globals->haveTauThermostat())
1846 +          myNVT->setTauThermostat(globals->getTauThermostat());
1847 +        else{
1848 +          sprintf(painCave.errMsg,
1849 +                  "SimSetup error: If you use the NVT\n"
1850 +                  "\tensemble, you must set tauThermostat.\n");
1851 +          painCave.isFatal = 1;
1852 +          simError();
1853 +        }
1854 +
1855 +        info->the_integrator = myNVT;
1856 +        break;
1857 +
1858 +      case NPTi_ENS:
1859 +        if (globals->haveZconstraints()){
1860 +          setupZConstraint(info[k]);
1861 +          myNPTi = new ZConstraint<NPTi<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1862 +        }
1863 +        else
1864 +          myNPTi = new NPTi<NPT<RealIntegrator> >(&(info[k]), the_ff);
1865 +
1866 +        myNPTi->setTargetTemp(globals->getTargetTemp());
1867 +
1868 +        if (globals->haveTargetPressure())
1869 +          myNPTi->setTargetPressure(globals->getTargetPressure());
1870 +        else{
1871 +          sprintf(painCave.errMsg,
1872 +                  "SimSetup error: If you use a constant pressure\n"
1873 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1874 +          painCave.isFatal = 1;
1875 +          simError();
1876 +        }
1877 +
1878 +        if (globals->haveTauThermostat())
1879 +          myNPTi->setTauThermostat(globals->getTauThermostat());
1880 +        else{
1881 +          sprintf(painCave.errMsg,
1882 +                  "SimSetup error: If you use an NPT\n"
1883 +                  "\tensemble, you must set tauThermostat.\n");
1884 +          painCave.isFatal = 1;
1885 +          simError();
1886 +        }
1887 +
1888 +        if (globals->haveTauBarostat())
1889 +          myNPTi->setTauBarostat(globals->getTauBarostat());
1890 +        else{
1891 +          sprintf(painCave.errMsg,
1892 +                  "SimSetup error: If you use an NPT\n"
1893 +                  "\tensemble, you must set tauBarostat.\n");
1894 +          painCave.isFatal = 1;
1895 +          simError();
1896 +        }
1897 +
1898 +        info->the_integrator = myNPTi;
1899 +        break;
1900 +
1901 +      case NPTf_ENS:
1902 +        if (globals->haveZconstraints()){
1903 +          setupZConstraint(info[k]);
1904 +          myNPTf = new ZConstraint<NPTf<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1905 +        }
1906 +        else
1907 +          myNPTf = new NPTf<NPT <RealIntegrator> >(&(info[k]), the_ff);
1908 +
1909 +        myNPTf->setTargetTemp(globals->getTargetTemp());
1910 +
1911 +        if (globals->haveTargetPressure())
1912 +          myNPTf->setTargetPressure(globals->getTargetPressure());
1913 +        else{
1914 +          sprintf(painCave.errMsg,
1915 +                  "SimSetup error: If you use a constant pressure\n"
1916 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1917 +          painCave.isFatal = 1;
1918 +          simError();
1919 +        }    
1920 +
1921 +        if (globals->haveTauThermostat())
1922 +          myNPTf->setTauThermostat(globals->getTauThermostat());
1923 +
1924 +        else{
1925 +          sprintf(painCave.errMsg,
1926 +                  "SimSetup error: If you use an NPT\n"
1927 +                  "\tensemble, you must set tauThermostat.\n");
1928 +          painCave.isFatal = 1;
1929 +          simError();
1930 +        }
1931 +
1932 +        if (globals->haveTauBarostat())
1933 +          myNPTf->setTauBarostat(globals->getTauBarostat());
1934 +
1935 +        else{
1936 +          sprintf(painCave.errMsg,
1937 +                  "SimSetup error: If you use an NPT\n"
1938 +                  "\tensemble, you must set tauBarostat.\n");
1939 +          painCave.isFatal = 1;
1940 +          simError();
1941 +        }
1942 +
1943 +        info->the_integrator = myNPTf;
1944 +        break;
1945 +
1946 +      case NPTxyz_ENS:
1947 +        if (globals->haveZconstraints()){
1948 +          setupZConstraint(info[k]);
1949 +          myNPTxyz = new ZConstraint<NPTxyz<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1950 +        }
1951 +        else
1952 +          myNPTxyz = new NPTxyz<NPT <RealIntegrator> >(&(info[k]), the_ff);
1953 +
1954 +        myNPTxyz->setTargetTemp(globals->getTargetTemp());
1955 +
1956 +        if (globals->haveTargetPressure())
1957 +          myNPTxyz->setTargetPressure(globals->getTargetPressure());
1958 +        else{
1959 +          sprintf(painCave.errMsg,
1960 +                  "SimSetup error: If you use a constant pressure\n"
1961 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1962 +          painCave.isFatal = 1;
1963 +          simError();
1964 +        }    
1965 +
1966 +        if (globals->haveTauThermostat())
1967 +          myNPTxyz->setTauThermostat(globals->getTauThermostat());
1968 +        else{
1969 +          sprintf(painCave.errMsg,
1970 +                  "SimSetup error: If you use an NPT\n"
1971 +                  "\tensemble, you must set tauThermostat.\n");
1972 +          painCave.isFatal = 1;
1973 +          simError();
1974 +        }
1975 +
1976 +        if (globals->haveTauBarostat())
1977 +          myNPTxyz->setTauBarostat(globals->getTauBarostat());
1978 +        else{
1979 +          sprintf(painCave.errMsg,
1980 +                  "SimSetup error: If you use an NPT\n"
1981 +                  "\tensemble, you must set tauBarostat.\n");
1982 +          painCave.isFatal = 1;
1983 +          simError();
1984 +        }
1985 +
1986 +        info->the_integrator = myNPTxyz;
1987 +        break;
1988 +
1989 +      default:
1990 +        sprintf(painCave.errMsg,
1991 +                "SimSetup Error. Unrecognized ensemble in case statement.\n");
1992 +        painCave.isFatal = 1;
1993 +        simError();
1994 +    }
1995 +  }
1996 + }
1997 +
1998 + void SimSetup::initFortran(void){
1999 +  info[0].refreshSim();
2000 +
2001 +  if (!strcmp(info[0].mixingRule, "standard")){
2002 +    the_ff->initForceField(LB_MIXING_RULE);
2003 +  }
2004 +  else if (!strcmp(info[0].mixingRule, "explicit")){
2005 +    the_ff->initForceField(EXPLICIT_MIXING_RULE);
2006 +  }
2007 +  else{
2008 +    sprintf(painCave.errMsg, "SimSetup Error: unknown mixing rule -> \"%s\"\n",
2009 +            info[0].mixingRule);
2010 +    painCave.isFatal = 1;
2011 +    simError();
2012 +  }
2013 +
2014 +
2015 + #ifdef IS_MPI
2016 +  strcpy(checkPointMsg, "Successfully intialized the mixingRule for Fortran.");
2017 +  MPIcheckPoint();
2018 + #endif // is_mpi
2019 + }
2020 +
2021 + void SimSetup::setupZConstraint(SimInfo& theInfo){
2022 +  int nZConstraints;
2023 +  ZconStamp** zconStamp;
2024 +
2025 +  if (globals->haveZconstraintTime()){
2026 +    //add sample time of z-constraint  into SimInfo's property list                    
2027 +    DoubleData* zconsTimeProp = new DoubleData();
2028 +    zconsTimeProp->setID(ZCONSTIME_ID);
2029 +    zconsTimeProp->setData(globals->getZconsTime());
2030 +    theInfo.addProperty(zconsTimeProp);
2031 +  }
2032 +  else{
2033 +    sprintf(painCave.errMsg,
2034 +            "ZConstraint error: If you use a ZConstraint,\n"
2035 +            "\tyou must set zconsTime.\n");
2036 +    painCave.isFatal = 1;
2037 +    simError();
2038 +  }
2039 +
2040 +  //push zconsTol into siminfo, if user does not specify
2041 +  //value for zconsTol, a default value will be used
2042 +  DoubleData* zconsTol = new DoubleData();
2043 +  zconsTol->setID(ZCONSTOL_ID);
2044 +  if (globals->haveZconsTol()){
2045 +    zconsTol->setData(globals->getZconsTol());
2046 +  }
2047 +  else{
2048 +    double defaultZConsTol = 0.01;
2049 +    sprintf(painCave.errMsg,
2050 +            "ZConstraint Warning: Tolerance for z-constraint method is not specified.\n"
2051 +            "\tOOPSE will use a default value of %f.\n"
2052 +            "\tTo set the tolerance, use the zconsTol variable.\n",
2053 +            defaultZConsTol);
2054 +    painCave.isFatal = 0;
2055 +    simError();      
2056 +
2057 +    zconsTol->setData(defaultZConsTol);
2058 +  }
2059 +  theInfo.addProperty(zconsTol);
2060 +
2061 +  //set Force Subtraction Policy
2062 +  StringData* zconsForcePolicy = new StringData();
2063 +  zconsForcePolicy->setID(ZCONSFORCEPOLICY_ID);
2064 +
2065 +  if (globals->haveZconsForcePolicy()){
2066 +    zconsForcePolicy->setData(globals->getZconsForcePolicy());
2067 +  }
2068 +  else{
2069 +    sprintf(painCave.errMsg,
2070 +            "ZConstraint Warning: No force subtraction policy was set.\n"
2071 +            "\tOOPSE will use PolicyByMass.\n"
2072 +            "\tTo set the policy, use the zconsForcePolicy variable.\n");
2073 +    painCave.isFatal = 0;
2074 +    simError();
2075 +    zconsForcePolicy->setData("BYMASS");
2076 +  }
2077 +
2078 +  theInfo.addProperty(zconsForcePolicy);
2079 +
2080 +  //set zcons gap
2081 +  DoubleData* zconsGap = new DoubleData();
2082 +  zconsGap->setID(ZCONSGAP_ID);
2083 +
2084 +  if (globals->haveZConsGap()){
2085 +    zconsGap->setData(globals->getZconsGap());
2086 +    theInfo.addProperty(zconsGap);  
2087 +  }
2088 +
2089 +  //set zcons fixtime
2090 +  DoubleData* zconsFixtime = new DoubleData();
2091 +  zconsFixtime->setID(ZCONSFIXTIME_ID);
2092 +
2093 +  if (globals->haveZConsFixTime()){
2094 +    zconsFixtime->setData(globals->getZconsFixtime());
2095 +    theInfo.addProperty(zconsFixtime);  
2096 +  }
2097 +
2098 +  //set zconsUsingSMD
2099 +  IntData* zconsUsingSMD = new IntData();
2100 +  zconsUsingSMD->setID(ZCONSUSINGSMD_ID);
2101 +
2102 +  if (globals->haveZConsUsingSMD()){
2103 +    zconsUsingSMD->setData(globals->getZconsUsingSMD());
2104 +    theInfo.addProperty(zconsUsingSMD);  
2105 +  }
2106 +
2107 +  //Determine the name of ouput file and add it into SimInfo's property list
2108 +  //Be careful, do not use inFileName, since it is a pointer which
2109 +  //point to a string at master node, and slave nodes do not contain that string
2110 +
2111 +  string zconsOutput(theInfo.finalName);
2112 +
2113 +  zconsOutput = zconsOutput.substr(0, zconsOutput.rfind(".")) + ".fz";
2114 +
2115 +  StringData* zconsFilename = new StringData();
2116 +  zconsFilename->setID(ZCONSFILENAME_ID);
2117 +  zconsFilename->setData(zconsOutput);
2118 +
2119 +  theInfo.addProperty(zconsFilename);
2120 +
2121 +  //setup index, pos and other parameters of z-constraint molecules
2122 +  nZConstraints = globals->getNzConstraints();
2123 +  theInfo.nZconstraints = nZConstraints;
2124 +
2125 +  zconStamp = globals->getZconStamp();
2126 +  ZConsParaItem tempParaItem;
2127 +
2128 +  ZConsParaData* zconsParaData = new ZConsParaData();
2129 +  zconsParaData->setID(ZCONSPARADATA_ID);
2130 +
2131 +  for (int i = 0; i < nZConstraints; i++){
2132 +    tempParaItem.havingZPos = zconStamp[i]->haveZpos();
2133 +    tempParaItem.zPos = zconStamp[i]->getZpos();
2134 +    tempParaItem.zconsIndex = zconStamp[i]->getMolIndex();
2135 +    tempParaItem.kRatio = zconStamp[i]->getKratio();
2136 +    tempParaItem.havingCantVel = zconStamp[i]->haveCantVel();
2137 +    tempParaItem.cantVel = zconStamp[i]->getCantVel();    
2138 +    zconsParaData->addItem(tempParaItem);
2139 +  }
2140 +
2141 +  //check the uniqueness of index  
2142 +  if(!zconsParaData->isIndexUnique()){
2143 +    sprintf(painCave.errMsg,
2144 +            "ZConstraint Error: molIndex is not unique!\n");
2145 +    painCave.isFatal = 1;
2146 +    simError();
2147 +  }
2148 +
2149 +  //sort the parameters by index of molecules
2150 +  zconsParaData->sortByIndex();
2151 +  
2152 +  //push data into siminfo, therefore, we can retrieve later
2153 +  theInfo.addProperty(zconsParaData);
2154 + }
2155 +
2156 + void SimSetup::makeMinimizer(){
2157 +
2158 +  OOPSEMinimizer* myOOPSEMinimizer;
2159 +  MinimizerParameterSet* param;
2160 +  char minimizerName[100];
2161 +  
2162 +  for (int i = 0; i < nInfo; i++){
2163 +    
2164 +    //prepare parameter set for minimizer
2165 +    param = new MinimizerParameterSet();
2166 +    param->setDefaultParameter();
2167 +
2168 +    if (globals->haveMinimizer()){
2169 +      param->setFTol(globals->getMinFTol());
2170 +    }
2171 +
2172 +    if (globals->haveMinGTol()){
2173 +      param->setGTol(globals->getMinGTol());
2174 +    }
2175 +
2176 +    if (globals->haveMinMaxIter()){
2177 +      param->setMaxIteration(globals->getMinMaxIter());
2178 +    }
2179 +
2180 +    if (globals->haveMinWriteFrq()){
2181 +      param->setMaxIteration(globals->getMinMaxIter());
2182 +    }
2183 +
2184 +    if (globals->haveMinWriteFrq()){
2185 +      param->setWriteFrq(globals->getMinWriteFrq());
2186 +    }
2187 +    
2188 +    if (globals->haveMinStepSize()){
2189 +      param->setStepSize(globals->getMinStepSize());
2190 +    }
2191 +
2192 +    if (globals->haveMinLSMaxIter()){
2193 +      param->setLineSearchMaxIteration(globals->getMinLSMaxIter());
2194 +    }    
2195 +
2196 +    if (globals->haveMinLSTol()){
2197 +      param->setLineSearchTol(globals->getMinLSTol());
2198 +    }    
2199 +
2200 +    strcpy(minimizerName, globals->getMinimizer());
2201 +
2202 +    if (!strcasecmp(minimizerName, "CG")){
2203 +      myOOPSEMinimizer = new PRCGMinimizer(&(info[i]), the_ff, param);
2204 +    }
2205 +    else if (!strcasecmp(minimizerName, "SD")){
2206 +    //myOOPSEMinimizer = MinimizerFactory.creatMinimizer("", &(info[i]), the_ff, param);
2207 +      myOOPSEMinimizer = new SDMinimizer(&(info[i]), the_ff, param);
2208 +    }
2209 +    else{
2210 +          sprintf(painCave.errMsg,
2211 +                  "SimSetup error: Unrecognized Minimizer, use Conjugate Gradient \n");
2212 +          painCave.isFatal = 0;
2213 +          simError();
2214 +
2215 +      myOOPSEMinimizer = new PRCGMinimizer(&(info[i]), the_ff, param);          
2216 +    }
2217 +     info[i].the_integrator = myOOPSEMinimizer;
2218 +
2219 +     //store the minimizer into simInfo
2220 +     info[i].the_minimizer = myOOPSEMinimizer;
2221 +     info[i].has_minimizer = true;
2222 +  }
2223 +
2224 + }

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