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root/group/trunk/OOPSE/libmdtools/SimSetup.cpp
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Comparing trunk/OOPSE/libmdtools/SimSetup.cpp (file contents):
Revision 557 by mmeineke, Thu Jun 19 19:11:53 2003 UTC vs.
Revision 708 by tim, Wed Aug 20 22:23:34 2003 UTC

# Line 1 | Line 1
1 + #include <algorithm>
2   #include <cstdlib>
3   #include <iostream>
4   #include <cmath>
5 + #include <string>
6 + #include <sys/time.h>
7  
8   #include "SimSetup.hpp"
9 + #include "ReadWrite.hpp"
10   #include "parse_me.h"
11   #include "Integrator.hpp"
12   #include "simError.h"
# Line 14 | Line 18
18  
19   // some defines for ensemble and Forcefield  cases
20  
21 < #define NVE_ENS 0
22 < #define NVT_ENS 1
23 < #define NPT_ENS 2
21 > #define NVE_ENS        0
22 > #define NVT_ENS        1
23 > #define NPTi_ENS       2
24 > #define NPTf_ENS       3
25 > #define NPTim_ENS      4
26 > #define NPTfm_ENS      5
27  
28   #define FF_DUFF 0
29   #define FF_LJ   1
30 + #define FF_EAM  2
31  
32 + using namespace std;
33  
34   SimSetup::SimSetup(){
35 +  
36 +  isInfoArray = 0;
37 +  nInfo = 1;
38 +  
39    stamps = new MakeStamps();
40    globals = new Globals();
41    
42 +  
43   #ifdef IS_MPI
44    strcpy( checkPointMsg, "SimSetup creation successful" );
45    MPIcheckPoint();
# Line 37 | Line 51 | void SimSetup::parseFile( char* fileName ){
51    delete globals;
52   }
53  
54 + void SimSetup::setSimInfo( SimInfo* the_info, int theNinfo ) {
55 +    info = the_info;
56 +    nInfo = theNinfo;
57 +    isInfoArray = 1;
58 + }
59 +
60 +
61   void SimSetup::parseFile( char* fileName ){
62  
63   #ifdef IS_MPI
# Line 72 | Line 93 | void SimSetup::createSim( void ){
93  
94   #endif // is_mpi
95  
96 < void SimSetup::createSim( void ){
96 > void SimSetup::createSim(void){
97  
77  MakeStamps *the_stamps;
78  Globals* the_globals;
98    int i, j, k, globalAtomIndex;
99    
100 <  int ensembleCase;
82 <  int ffCase;
83 <  
84 <  ensembleCase = -1;
85 <  ffCase = -1;
100 >  // gather all of the information from the Bass file
101  
102 <  // get the stamps and globals;
88 <  the_stamps = stamps;
89 <  the_globals = globals;
102 >  gatherInfo();
103  
104 <  // set the easy ones first
92 <  simnfo->target_temp = the_globals->getTargetTemp();
93 <  simnfo->dt = the_globals->getDt();
94 <  simnfo->run_time = the_globals->getRunTime();
104 >  // creation of complex system objects
105  
106 <  // get the ones we know are there, yet still may need some work.
97 <  n_components = the_globals->getNComponents();
98 <  strcpy( force_field, the_globals->getForceField() );
106 >  sysObjectsCreation();
107  
108 <  if( !strcasecmp( force_field, "DUFF" ))    ffCase = FF_DUFF;
101 <  else if( !strcasecmp( force_field, "LJ" )) ffCase = FF_LJ;
102 <  else{
103 <    sprintf( painCave.errMsg,
104 <             "SimSetup Error. Unrecognized force field -> %s\n",
105 <             force_field );
106 <    painCave.isFatal = 1;
107 <    simError();
108 <  }
108 >  // check on the post processing info
109  
110 <  // get the ensemble:
111 <  strcpy( ensemble, the_globals->getEnsemble() );
110 >  finalInfoCheck();
111  
112 <  if( !strcasecmp( ensemble, "NVE" ))      ffCase = NVE_ENS;
114 <  else if( !strcasecmp( ensemble, "NVT" )) ffCase = NVT_ENS;
115 <  else if( !strcasecmp( ensemble, "NPT" )) ffCase = NPT_ENS;
116 <  else{
117 <    sprintf( painCave.errMsg,
118 <             "SimSetup Warning. Unrecognized Ensemble -> %s, "
119 <             "reverting to NVE for this simulation.\n",
120 <             ensemble );
121 <    painCave.isFatal = 0;
122 <    simError();
123 <    strcpy( ensemble, "NVE" );
124 <    ensembleCase = NVE_ENS;
125 <  }  
126 <  strcpy( simnfo->ensemble, ensemble );
112 >  // initialize the system coordinates
113  
114 +  if( !isInfoArray ) initSystemCoords();  
115  
116 < //   if( !strcasecmp( ensemble, "NPT" ) ) {
130 < //     the_extendedsystem = new ExtendedSystem( simnfo );
131 < //     the_extendedsystem->setTargetTemp(the_globals->getTargetTemp());
132 < //     if (the_globals->haveTargetPressure())
133 < //       the_extendedsystem->setTargetPressure(the_globals->getTargetPressure());
134 < //     else {
135 < //       sprintf( painCave.errMsg,
136 < //                "SimSetup error: If you use the constant pressure\n"
137 < //                "    ensemble, you must set targetPressure.\n"
138 < //                "    This was found in the BASS file.\n");
139 < //       painCave.isFatal = 1;
140 < //       simError();
141 < //     }
116 >  // make the output filenames
117  
118 < //     if (the_globals->haveTauThermostat())
119 < //       the_extendedsystem->setTauThermostat(the_globals->getTauThermostat());
120 < //     else if (the_globals->haveQmass())
121 < //       the_extendedsystem->setQmass(the_globals->getQmass());
122 < //     else {
123 < //       sprintf( painCave.errMsg,
124 < //                "SimSetup error: If you use one of the constant temperature\n"
125 < //                "    ensembles, you must set either tauThermostat or qMass.\n"
126 < //                "    Neither of these was found in the BASS file.\n");
152 < //       painCave.isFatal = 1;
153 < //       simError();
154 < //     }
118 >  makeOutNames();
119 >  
120 >  // make the integrator
121 >  
122 >  makeIntegrator();
123 >  
124 > #ifdef IS_MPI
125 >  mpiSim->mpiRefresh();
126 > #endif
127  
128 < //     if (the_globals->haveTauBarostat())
157 < //       the_extendedsystem->setTauBarostat(the_globals->getTauBarostat());
158 < //     else {
159 < //       sprintf( painCave.errMsg,
160 < //                "SimSetup error: If you use the constant pressure\n"
161 < //                "    ensemble, you must set tauBarostat.\n"
162 < //                "    This was found in the BASS file.\n");
163 < //       painCave.isFatal = 1;
164 < //       simError();
165 < //     }
128 >  // initialize the Fortran
129  
130 < //   } else if ( !strcasecmp( ensemble, "NVT") ) {
168 < //     the_extendedsystem = new ExtendedSystem( simnfo );
169 < //     the_extendedsystem->setTargetTemp(the_globals->getTargetTemp());
130 >  initFortran();
131  
171 //     if (the_globals->haveTauThermostat())
172 //       the_extendedsystem->setTauThermostat(the_globals->getTauThermostat());
173 //     else if (the_globals->haveQmass())
174 //       the_extendedsystem->setQmass(the_globals->getQmass());
175 //     else {
176 //       sprintf( painCave.errMsg,
177 //                "SimSetup error: If you use one of the constant temperature\n"
178 //                "    ensembles, you must set either tauThermostat or qMass.\n"
179 //                "    Neither of these was found in the BASS file.\n");
180 //       painCave.isFatal = 1;
181 //       simError();
182 //     }
132  
184  strcpy( simnfo->mixingRule, the_globals->getMixingRule() );
185  simnfo->usePBC = the_globals->getPBC();
186          
187  int usesDipoles = 0;
188  switch( ffCase ){
133  
134 <  case FF_DUFF:
191 <    the_ff = new DUFF();
192 <    usesDipoles = 1;
193 <    break;
134 > }
135  
195  case FF_LJ:
196    the_ff = LJFF();
197    break;
136  
137 <  default:
200 <    sprintf( painCave.errMsg,
201 <             "SimSetup Error. Unrecognized force field in case statement.\n");
202 <    painCave.isFatal = 1;
203 <    simError();
204 <  }
137 > void SimSetup::makeMolecules( void ){
138  
139 < #ifdef IS_MPI
140 <  strcpy( checkPointMsg, "ForceField creation successful" );
141 <  MPIcheckPoint();
142 < #endif // is_mpi
139 >  int k,l;
140 >  int i, j, exI, exJ, tempEx, stampID, atomOffset, excludeOffset;
141 >  molInit molInfo;
142 >  DirectionalAtom* dAtom;
143 >  LinkedAssign* extras;
144 >  LinkedAssign* current_extra;
145 >  AtomStamp* currentAtom;
146 >  BondStamp* currentBond;
147 >  BendStamp* currentBend;
148 >  TorsionStamp* currentTorsion;
149  
150 <  // get the components and calculate the tot_nMol and indvidual n_mol
151 <  the_components = the_globals->getComponents();
152 <  components_nmol = new int[n_components];
214 <  comp_stamps = new MoleculeStamp*[n_components];
150 >  bond_pair* theBonds;
151 >  bend_set* theBends;
152 >  torsion_set* theTorsions;
153  
154 <  if( !the_globals->haveNMol() ){
155 <    // we don't have the total number of molecules, so we assume it is
218 <    // given in each component
154 >  
155 >  //init the forceField paramters
156  
157 <    tot_nmol = 0;
221 <    for( i=0; i<n_components; i++ ){
157 >  the_ff->readParams();
158  
159 <      if( !the_components[i]->haveNMol() ){
160 <        // we have a problem
225 <        sprintf( painCave.errMsg,
226 <                 "SimSetup Error. No global NMol or component NMol"
227 <                 " given. Cannot calculate the number of atoms.\n" );
228 <        painCave.isFatal = 1;
229 <        simError();
230 <      }
159 >  
160 >  // init the atoms
161  
162 <      tot_nmol += the_components[i]->getNMol();
163 <      components_nmol[i] = the_components[i]->getNMol();
164 <    }
235 <  }
236 <  else{
237 <    sprintf( painCave.errMsg,
238 <             "SimSetup error.\n"
239 <             "\tSorry, the ability to specify total"
240 <             " nMols and then give molfractions in the components\n"
241 <             "\tis not currently supported."
242 <             " Please give nMol in the components.\n" );
243 <    painCave.isFatal = 1;
244 <    simError();
162 >  double ux, uy, uz, u, uSqr;
163 >  
164 >  for(k=0; k<nInfo; k++){
165      
166 +    the_ff->setSimInfo( &(info[k]) );
167 +
168 +    atomOffset = 0;
169 +    excludeOffset = 0;
170 +    for(i=0; i<info[k].n_mol; i++){
171      
172 <    //     tot_nmol = the_globals->getNMol();
172 >      stampID = info[k].molecules[i].getStampID();
173 >
174 >      molInfo.nAtoms    = comp_stamps[stampID]->getNAtoms();
175 >      molInfo.nBonds    = comp_stamps[stampID]->getNBonds();
176 >      molInfo.nBends    = comp_stamps[stampID]->getNBends();
177 >      molInfo.nTorsions = comp_stamps[stampID]->getNTorsions();
178 >      molInfo.nExcludes = molInfo.nBonds + molInfo.nBends + molInfo.nTorsions;
179 >      
180 >      molInfo.myAtoms = &(info[k].atoms[atomOffset]);
181 >      molInfo.myExcludes = &(info[k].excludes[excludeOffset]);
182 >      molInfo.myBonds = new Bond*[molInfo.nBonds];
183 >      molInfo.myBends = new Bend*[molInfo.nBends];
184 >      molInfo.myTorsions = new Torsion*[molInfo.nTorsions];
185 >
186 >      theBonds = new bond_pair[molInfo.nBonds];
187 >      theBends = new bend_set[molInfo.nBends];
188 >      theTorsions = new torsion_set[molInfo.nTorsions];
189      
190 <    //   //we have the total number of molecules, now we check for molfractions
250 <    //     for( i=0; i<n_components; i++ ){
190 >      // make the Atoms
191      
192 <    //       if( !the_components[i]->haveMolFraction() ){
192 >      for(j=0; j<molInfo.nAtoms; j++){
193 >  
194 >  currentAtom = comp_stamps[stampID]->getAtom( j );
195 >  if( currentAtom->haveOrientation() ){
196      
197 <    //  if( !the_components[i]->haveNMol() ){
198 <    //    //we have a problem
199 <    //    std::cerr << "SimSetup error. Neither molFraction nor "
200 <    //              << " nMol was given in component
197 >    dAtom = new DirectionalAtom( (j + atomOffset),
198 >               info[k].getConfiguration() );
199 >    info[k].n_oriented++;
200 >    molInfo.myAtoms[j] = dAtom;
201      
202 <  }
203 <
204 < #ifdef IS_MPI
262 <  strcpy( checkPointMsg, "Have the number of components" );
263 <  MPIcheckPoint();
264 < #endif // is_mpi
265 <
266 <  // make an array of molecule stamps that match the components used.
267 <  // also extract the used stamps out into a separate linked list
268 <
269 <  simnfo->nComponents = n_components;
270 <  simnfo->componentsNmol = components_nmol;
271 <  simnfo->compStamps = comp_stamps;
272 <  simnfo->headStamp = new LinkedMolStamp();
273 <  
274 <  char* id;
275 <  LinkedMolStamp* headStamp = simnfo->headStamp;
276 <  LinkedMolStamp* currentStamp = NULL;
277 <  for( i=0; i<n_components; i++ ){
278 <
279 <    id = the_components[i]->getType();
280 <    comp_stamps[i] = NULL;
202 >    ux = currentAtom->getOrntX();
203 >    uy = currentAtom->getOrntY();
204 >    uz = currentAtom->getOrntZ();
205      
206 <    // check to make sure the component isn't already in the list
207 <
208 <    comp_stamps[i] = headStamp->match( id );
209 <    if( comp_stamps[i] == NULL ){
210 <      
211 <      // extract the component from the list;
212 <      
213 <      currentStamp = the_stamps->extractMolStamp( id );
214 <      if( currentStamp == NULL ){
215 <        sprintf( painCave.errMsg,
292 <                 "SimSetup error: Component \"%s\" was not found in the "
293 <                 "list of declared molecules\n",
294 <                 id );
295 <        painCave.isFatal = 1;
296 <        simError();
297 <      }
298 <      
299 <      headStamp->add( currentStamp );
300 <      comp_stamps[i] = headStamp->match( id );
301 <    }
206 >    uSqr = (ux * ux) + (uy * uy) + (uz * uz);
207 >    
208 >    u = sqrt( uSqr );
209 >    ux = ux / u;
210 >    uy = uy / u;
211 >    uz = uz / u;
212 >    
213 >    dAtom->setSUx( ux );
214 >    dAtom->setSUy( uy );
215 >    dAtom->setSUz( uz );
216    }
217 <
217 >  else{
218 >    molInfo.myAtoms[j] = new GeneralAtom( (j + atomOffset),
219 >            info[k].getConfiguration() );
220 >  }
221 >  molInfo.myAtoms[j]->setType( currentAtom->getType() );
222 >    
223   #ifdef IS_MPI
224 <  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
225 <  MPIcheckPoint();
224 >      
225 >  molInfo.myAtoms[j]->setGlobalIndex( globalIndex[j+atomOffset] );
226 >      
227   #endif // is_mpi
228 <  
309 <
310 <
311 <
312 <  // caclulate the number of atoms, bonds, bends and torsions
313 <
314 <  tot_atoms = 0;
315 <  tot_bonds = 0;
316 <  tot_bends = 0;
317 <  tot_torsions = 0;
318 <  for( i=0; i<n_components; i++ ){
228 >      }
229      
230 <    tot_atoms +=    components_nmol[i] * comp_stamps[i]->getNAtoms();
231 <    tot_bonds +=    components_nmol[i] * comp_stamps[i]->getNBonds();
232 <    tot_bends +=    components_nmol[i] * comp_stamps[i]->getNBends();
233 <    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
234 <  }
235 <
326 <  tot_SRI = tot_bonds + tot_bends + tot_torsions;
327 <
328 <  simnfo->n_atoms = tot_atoms;
329 <  simnfo->n_bonds = tot_bonds;
330 <  simnfo->n_bends = tot_bends;
331 <  simnfo->n_torsions = tot_torsions;
332 <  simnfo->n_SRI = tot_SRI;
333 <  simnfo->n_mol = tot_nmol;
230 >    // make the bonds
231 >      for(j=0; j<molInfo.nBonds; j++){
232 >      
233 >  currentBond = comp_stamps[stampID]->getBond( j );
234 >  theBonds[j].a = currentBond->getA() + atomOffset;
235 >  theBonds[j].b = currentBond->getB() + atomOffset;
236    
237 <  simnfo->molMembershipArray = new int[tot_atoms];
238 <
237 >  exI = theBonds[j].a;
238 >  exJ = theBonds[j].b;
239 >  
240 >  // exclude_I must always be the smaller of the pair
241 >  if( exI > exJ ){
242 >    tempEx = exI;
243 >    exI = exJ;
244 >    exJ = tempEx;
245 >  }
246   #ifdef IS_MPI
247 <
248 <  // divide the molecules among processors here.
247 >  tempEx = exI;
248 >  exI = info[k].atoms[tempEx]->getGlobalIndex() + 1;
249 >  tempEx = exJ;
250 >  exJ = info[k].atoms[tempEx]->getGlobalIndex() + 1;
251    
252 <  mpiSim = new mpiSimulation( simnfo );
252 >  info[k].excludes[j+excludeOffset]->setPair( exI, exJ );
253 > #else  // isn't MPI
254    
255 <  globalIndex = mpiSim->divideLabor();
256 <
257 <  // set up the local variables
255 >  info[k].excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
256 > #endif  //is_mpi
257 >      }
258 >      excludeOffset += molInfo.nBonds;
259 >      
260 >      //make the bends
261 >      for(j=0; j<molInfo.nBends; j++){
262    
263 <  int localMol, allMol;
264 <  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
265 <
266 <  int* mol2proc = mpiSim->getMolToProcMap();
351 <  int* molCompType = mpiSim->getMolComponentType();
263 >  currentBend = comp_stamps[stampID]->getBend( j );
264 >  theBends[j].a = currentBend->getA() + atomOffset;
265 >  theBends[j].b = currentBend->getB() + atomOffset;
266 >  theBends[j].c = currentBend->getC() + atomOffset;
267    
268 <  allMol = 0;
269 <  localMol = 0;
270 <  local_atoms = 0;
271 <  local_bonds = 0;
272 <  local_bends = 0;
273 <  local_torsions = 0;
274 <  globalAtomIndex = 0;
275 <
276 <
277 <  for( i=0; i<n_components; i++ ){
278 <
279 <    for( j=0; j<components_nmol[i]; j++ ){
268 >  if( currentBend->haveExtras() ){
269 >    
270 >    extras = currentBend->getExtras();
271 >    current_extra = extras;
272 >    
273 >    while( current_extra != NULL ){
274 >      if( !strcmp( current_extra->getlhs(), "ghostVectorSource" )){
275 >        
276 >        switch( current_extra->getType() ){
277 >    
278 >        case 0:
279 >    theBends[j].ghost =
280 >      current_extra->getInt() + atomOffset;
281 >    theBends[j].isGhost = 1;
282 >    break;
283 >    
284 >        case 1:
285 >    theBends[j].ghost =
286 >      (int)current_extra->getDouble() + atomOffset;
287 >    theBends[j].isGhost = 1;
288 >    break;
289 >    
290 >        default:
291 >    sprintf( painCave.errMsg,
292 >       "SimSetup Error: ghostVectorSource was neither a "
293 >       "double nor an int.\n"
294 >       "-->Bend[%d] in %s\n",
295 >       j, comp_stamps[stampID]->getID() );
296 >    painCave.isFatal = 1;
297 >    simError();
298 >        }
299 >      }
300        
301 <      if( mol2proc[allMol] == worldRank ){
302 <        
303 <        local_atoms +=    comp_stamps[i]->getNAtoms();
304 <        local_bonds +=    comp_stamps[i]->getNBonds();
305 <        local_bends +=    comp_stamps[i]->getNBends();
306 <        local_torsions += comp_stamps[i]->getNTorsions();
307 <        localMol++;
308 <      }      
309 <      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
375 <        simnfo->molMembershipArray[globalAtomIndex] = allMol;
376 <        globalAtomIndex++;
301 >      else{
302 >        
303 >        sprintf( painCave.errMsg,
304 >           "SimSetup Error: unhandled bend assignment:\n"
305 >           "    -->%s in Bend[%d] in %s\n",
306 >           current_extra->getlhs(),
307 >           j, comp_stamps[stampID]->getID() );
308 >        painCave.isFatal = 1;
309 >        simError();
310        }
311 <
312 <      allMol++;      
311 >      
312 >      current_extra = current_extra->getNext();
313      }
314    }
382  local_SRI = local_bonds + local_bends + local_torsions;
315    
316 <  simnfo->n_atoms = mpiSim->getMyNlocal();  
316 >  if( !theBends[j].isGhost ){
317 >    
318 >    exI = theBends[j].a;
319 >    exJ = theBends[j].c;
320 >  }
321 >  else{
322 >    
323 >    exI = theBends[j].a;
324 >    exJ = theBends[j].b;
325 >  }
326    
327 <  if( local_atoms != simnfo->n_atoms ){
328 <    sprintf( painCave.errMsg,
329 <             "SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
330 <             " localAtom (%d) are not equal.\n",
331 <             simnfo->n_atoms,
391 <             local_atoms );
392 <    painCave.isFatal = 1;
393 <    simError();
327 >  // exclude_I must always be the smaller of the pair
328 >  if( exI > exJ ){
329 >    tempEx = exI;
330 >    exI = exJ;
331 >    exJ = tempEx;
332    }
333 <
334 <  simnfo->n_bonds = local_bonds;
335 <  simnfo->n_bends = local_bends;
336 <  simnfo->n_torsions = local_torsions;
337 <  simnfo->n_SRI = local_SRI;
338 <  simnfo->n_mol = localMol;
339 <
340 <  strcpy( checkPointMsg, "Passed nlocal consistency check." );
341 <  MPIcheckPoint();
333 > #ifdef IS_MPI
334 >  tempEx = exI;
335 >  exI = info[k].atoms[tempEx]->getGlobalIndex() + 1;
336 >  tempEx = exJ;
337 >  exJ = info[k].atoms[tempEx]->getGlobalIndex() + 1;
338 >      
339 >  info[k].excludes[j+excludeOffset]->setPair( exI, exJ );
340 > #else  // isn't MPI
341 >  info[k].excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
342 > #endif  //is_mpi
343 >      }
344 >      excludeOffset += molInfo.nBends;
345 >      
346 >      for(j=0; j<molInfo.nTorsions; j++){
347    
348 +  currentTorsion = comp_stamps[stampID]->getTorsion( j );
349 +  theTorsions[j].a = currentTorsion->getA() + atomOffset;
350 +  theTorsions[j].b = currentTorsion->getB() + atomOffset;
351 +  theTorsions[j].c = currentTorsion->getC() + atomOffset;
352 +  theTorsions[j].d = currentTorsion->getD() + atomOffset;
353    
354 < #endif // is_mpi
354 >  exI = theTorsions[j].a;
355 >  exJ = theTorsions[j].d;
356    
357 <
358 <  // create the atom and short range interaction arrays
359 <
360 <  Atom::createArrays(simnfo->n_atoms);
361 <  the_atoms = new Atom*[simnfo->n_atoms];
362 <  the_molecules = new Molecule[simnfo->n_mol];
414 <  int molIndex;
415 <
416 <  // initialize the molecule's stampID's
417 <
357 >  // exclude_I must always be the smaller of the pair
358 >  if( exI > exJ ){
359 >    tempEx = exI;
360 >    exI = exJ;
361 >    exJ = tempEx;
362 >  }
363   #ifdef IS_MPI
364 +  tempEx = exI;
365 +  exI = info[k].atoms[tempEx]->getGlobalIndex() + 1;
366 +  tempEx = exJ;
367 +  exJ = info[k].atoms[tempEx]->getGlobalIndex() + 1;
368    
369 +  info[k].excludes[j+excludeOffset]->setPair( exI, exJ );
370 + #else  // isn't MPI
371 +  info[k].excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
372 + #endif  //is_mpi
373 +      }
374 +      excludeOffset += molInfo.nTorsions;
375 +      
376 +      
377 +      // send the arrays off to the forceField for init.
378 +      
379 +      the_ff->initializeAtoms( molInfo.nAtoms, molInfo.myAtoms );
380 +      the_ff->initializeBonds( molInfo.nBonds, molInfo.myBonds, theBonds );
381 +      the_ff->initializeBends( molInfo.nBends, molInfo.myBends, theBends );
382 +      the_ff->initializeTorsions( molInfo.nTorsions, molInfo.myTorsions, theTorsions );
383 +      
384 +      
385 +      info[k].molecules[i].initialize( molInfo );
386  
387 <  molIndex = 0;
388 <  for(i=0; i<mpiSim->getTotNmol(); i++){
389 <    
390 <    if(mol2proc[i] == worldRank ){
391 <      the_molecules[molIndex].setStampID( molCompType[i] );
426 <      the_molecules[molIndex].setMyIndex( molIndex );
427 <      the_molecules[molIndex].setGlobalIndex( i );
428 <      molIndex++;
387 >      
388 >      atomOffset += molInfo.nAtoms;
389 >      delete[] theBonds;
390 >      delete[] theBends;
391 >      delete[] theTorsions;
392      }
393    }
394 +  
395 + #ifdef IS_MPI
396 +  sprintf( checkPointMsg, "all molecules initialized succesfully" );
397 +  MPIcheckPoint();
398 + #endif // is_mpi
399 +  
400 +  // clean up the forcefield
401  
402 < #else // is_mpi
402 >  the_ff->calcRcut();
403 >  the_ff->cleanMe();
404    
405 <  molIndex = 0;
435 <  globalAtomIndex = 0;
436 <  for(i=0; i<n_components; i++){
437 <    for(j=0; j<components_nmol[i]; j++ ){
438 <      the_molecules[molIndex].setStampID( i );
439 <      the_molecules[molIndex].setMyIndex( molIndex );
440 <      the_molecules[molIndex].setGlobalIndex( molIndex );
441 <      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
442 <        simnfo->molMembershipArray[globalAtomIndex] = molIndex;
443 <        globalAtomIndex++;
444 <      }
445 <      molIndex++;
446 <    }
447 <  }
448 <    
405 > }
406  
407 < #endif // is_mpi
407 > void SimSetup::initFromBass( void ){
408  
409 +  int i, j, k;
410 +  int n_cells;
411 +  double cellx, celly, cellz;
412 +  double temp1, temp2, temp3;
413 +  int n_per_extra;
414 +  int n_extra;
415 +  int have_extra, done;
416  
417 <  if( simnfo->n_SRI ){
418 <    
419 <    Exclude::createArray(simnfo->n_SRI);
420 <    the_excludes = new Exclude*[simnfo->n_SRI];
421 <    for( int ex=0; ex<simnfo->n_SRI; ex++) the_excludes[ex] = new Exclude(ex);
422 <    simnfo->globalExcludes = new int;
423 <    simnfo->n_exclude = simnfo->n_SRI;
417 >  double vel[3];
418 >  vel[0] = 0.0;
419 >  vel[1] = 0.0;
420 >  vel[2] = 0.0;
421 >
422 >  temp1 = (double)tot_nmol / 4.0;
423 >  temp2 = pow( temp1, ( 1.0 / 3.0 ) );
424 >  temp3 = ceil( temp2 );
425 >
426 >  have_extra =0;
427 >  if( temp2 < temp3 ){ // we have a non-complete lattice
428 >    have_extra =1;
429 >
430 >    n_cells = (int)temp3 - 1;
431 >    cellx = info[0].boxL[0] / temp3;
432 >    celly = info[0].boxL[1] / temp3;
433 >    cellz = info[0].boxL[2] / temp3;
434 >    n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
435 >    temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
436 >    n_per_extra = (int)ceil( temp1 );
437 >
438 >    if( n_per_extra > 4){
439 >      sprintf( painCave.errMsg,
440 >         "SimSetup error. There has been an error in constructing"
441 >         " the non-complete lattice.\n" );
442 >      painCave.isFatal = 1;
443 >      simError();
444 >    }
445    }
446    else{
447 <    
448 <    Exclude::createArray( 1 );
449 <    the_excludes = new Exclude*;
450 <    the_excludes[0] = new Exclude(0);
466 <    the_excludes[0]->setPair( 0,0 );
467 <    simnfo->globalExcludes = new int;
468 <    simnfo->globalExcludes[0] = 0;
469 <    simnfo->n_exclude = 0;
447 >    n_cells = (int)temp3;
448 >    cellx = info[0].boxL[0] / temp3;
449 >    celly = info[0].boxL[1] / temp3;
450 >    cellz = info[0].boxL[2] / temp3;
451    }
452  
453 <  // set the arrays into the SimInfo object
453 >  current_mol = 0;
454 >  current_comp_mol = 0;
455 >  current_comp = 0;
456 >  current_atom_ndx = 0;
457  
458 <  simnfo->atoms = the_atoms;
459 <  simnfo->molecules = the_molecules;
460 <  simnfo->nGlobalExcludes = 0;
477 <  simnfo->excludes = the_excludes;
458 >  for( i=0; i < n_cells ; i++ ){
459 >    for( j=0; j < n_cells; j++ ){
460 >      for( k=0; k < n_cells; k++ ){
461  
462 +  makeElement( i * cellx,
463 +         j * celly,
464 +         k * cellz );
465  
466 <  // get some of the tricky things that may still be in the globals
466 >  makeElement( i * cellx + 0.5 * cellx,
467 >         j * celly + 0.5 * celly,
468 >         k * cellz );
469  
470 <  
471 <  if( the_globals->haveBox() ){
472 <    simnfo->box_x = the_globals->getBox();
473 <    simnfo->box_y = the_globals->getBox();
474 <    simnfo->box_z = the_globals->getBox();
470 >  makeElement( i * cellx,
471 >         j * celly + 0.5 * celly,
472 >         k * cellz + 0.5 * cellz );
473 >
474 >  makeElement( i * cellx + 0.5 * cellx,
475 >         j * celly,
476 >         k * cellz + 0.5 * cellz );
477 >      }
478 >    }
479    }
488  else if( the_globals->haveDensity() ){
480  
481 <    double vol;
482 <    vol = (double)tot_nmol / the_globals->getDensity();
483 <    simnfo->box_x = pow( vol, ( 1.0 / 3.0 ) );
484 <    simnfo->box_y = simnfo->box_x;
485 <    simnfo->box_z = simnfo->box_x;
481 >  if( have_extra ){
482 >    done = 0;
483 >
484 >    int start_ndx;
485 >    for( i=0; i < (n_cells+1) && !done; i++ ){
486 >      for( j=0; j < (n_cells+1) && !done; j++ ){
487 >
488 >  if( i < n_cells ){
489 >
490 >    if( j < n_cells ){
491 >      start_ndx = n_cells;
492 >    }
493 >    else start_ndx = 0;
494    }
495 <  else{
496 <    if( !the_globals->haveBoxX() ){
497 <      sprintf( painCave.errMsg,
498 <               "SimSetup error, no periodic BoxX size given.\n" );
499 <      painCave.isFatal = 1;
500 <      simError();
495 >  else start_ndx = 0;
496 >
497 >  for( k=start_ndx; k < (n_cells+1) && !done; k++ ){
498 >
499 >    makeElement( i * cellx,
500 >           j * celly,
501 >           k * cellz );
502 >    done = ( current_mol >= tot_nmol );
503 >
504 >    if( !done && n_per_extra > 1 ){
505 >      makeElement( i * cellx + 0.5 * cellx,
506 >       j * celly + 0.5 * celly,
507 >       k * cellz );
508 >      done = ( current_mol >= tot_nmol );
509      }
503    simnfo->box_x = the_globals->getBoxX();
510  
511 <    if( !the_globals->haveBoxY() ){
512 <      sprintf( painCave.errMsg,
513 <               "SimSetup error, no periodic BoxY size given.\n" );
514 <      painCave.isFatal = 1;
515 <      simError();
511 >    if( !done && n_per_extra > 2){
512 >      makeElement( i * cellx,
513 >       j * celly + 0.5 * celly,
514 >       k * cellz + 0.5 * cellz );
515 >      done = ( current_mol >= tot_nmol );
516      }
511    simnfo->box_y = the_globals->getBoxY();
517  
518 <    if( !the_globals->haveBoxZ() ){
519 <      sprintf( painCave.errMsg,
520 <               "SimSetup error, no periodic BoxZ size given.\n" );
521 <      painCave.isFatal = 1;
522 <      simError();
518 >    if( !done && n_per_extra > 3){
519 >      makeElement( i * cellx + 0.5 * cellx,
520 >       j * celly,
521 >       k * cellz + 0.5 * cellz );
522 >      done = ( current_mol >= tot_nmol );
523      }
519    simnfo->box_z = the_globals->getBoxZ();
524    }
525 +      }
526 +    }
527 +  }
528  
529 < #ifdef IS_MPI
530 <  strcpy( checkPointMsg, "Box size set up" );
531 <  MPIcheckPoint();
532 < #endif // is_mpi
529 >  for( i=0; i<info[0].n_atoms; i++ ){
530 >    info[0].atoms[i]->setVel( vel );
531 >  }
532 > }
533  
534 + void SimSetup::makeElement( double x, double y, double z ){
535  
536 <  // initialize the arrays
536 >  int k;
537 >  AtomStamp* current_atom;
538 >  DirectionalAtom* dAtom;
539 >  double rotMat[3][3];
540 >  double pos[3];
541  
542 <  the_ff->setSimInfo( simnfo );
542 >  for( k=0; k<comp_stamps[current_comp]->getNAtoms(); k++ ){
543  
544 <  makeMolecules();
545 <  simnfo->identArray = new int[simnfo->n_atoms];
534 <  for(i=0; i<simnfo->n_atoms; i++){
535 <    simnfo->identArray[i] = the_atoms[i]->getIdent();
536 <  }
537 <  
538 <  if (the_globals->getUseRF() ) {
539 <    simnfo->useReactionField = 1;
540 <  
541 <    if( !the_globals->haveECR() ){
544 >    current_atom = comp_stamps[current_comp]->getAtom( k );
545 >    if( !current_atom->havePosition() ){
546        sprintf( painCave.errMsg,
547 <               "SimSetup Warning: using default value of 1/2 the smallest "
548 <               "box length for the electrostaticCutoffRadius.\n"
549 <               "I hope you have a very fast processor!\n");
550 <      painCave.isFatal = 0;
551 <      simError();
552 <      double smallest;
549 <      smallest = simnfo->box_x;
550 <      if (simnfo->box_y <= smallest) smallest = simnfo->box_y;
551 <      if (simnfo->box_z <= smallest) smallest = simnfo->box_z;
552 <      simnfo->ecr = 0.5 * smallest;
553 <    } else {
554 <      simnfo->ecr        = the_globals->getECR();
555 <    }
556 <
557 <    if( !the_globals->haveEST() ){
558 <      sprintf( painCave.errMsg,
559 <               "SimSetup Warning: using default value of 0.05 * the "
560 <               "electrostaticCutoffRadius for the electrostaticSkinThickness\n"
561 <               );
562 <      painCave.isFatal = 0;
563 <      simError();
564 <      simnfo->est = 0.05 * simnfo->ecr;
565 <    } else {
566 <      simnfo->est        = the_globals->getEST();
567 <    }
568 <    
569 <    if(!the_globals->haveDielectric() ){
570 <      sprintf( painCave.errMsg,
571 <               "SimSetup Error: You are trying to use Reaction Field without"
572 <               "setting a dielectric constant!\n"
573 <               );
547 >         "SimSetup:initFromBass error.\n"
548 >         "\tComponent %s, atom %s does not have a position specified.\n"
549 >         "\tThe initialization routine is unable to give a start"
550 >         " position.\n",
551 >         comp_stamps[current_comp]->getID(),
552 >         current_atom->getType() );
553        painCave.isFatal = 1;
554        simError();
555      }
556 <    simnfo->dielectric = the_globals->getDielectric();  
557 <  } else {
558 <    if (usesDipoles) {
559 <      
560 <      if( !the_globals->haveECR() ){
561 <        sprintf( painCave.errMsg,
562 <                 "SimSetup Warning: using default value of 1/2 the smallest "
563 <                 "box length for the electrostaticCutoffRadius.\n"
564 <                 "I hope you have a very fast processor!\n");
565 <        painCave.isFatal = 0;
566 <        simError();
567 <        double smallest;
568 <        smallest = simnfo->box_x;
569 <        if (simnfo->box_y <= smallest) smallest = simnfo->box_y;
570 <        if (simnfo->box_z <= smallest) smallest = simnfo->box_z;
571 <        simnfo->ecr = 0.5 * smallest;
572 <      } else {
573 <        simnfo->ecr        = the_globals->getECR();
574 <      }
575 <      
576 <      if( !the_globals->haveEST() ){
577 <        sprintf( painCave.errMsg,
578 <                 "SimSetup Warning: using default value of 5%% of the "
579 <                 "electrostaticCutoffRadius for the "
601 <                 "electrostaticSkinThickness\n"
602 <                 );
603 <        painCave.isFatal = 0;
604 <        simError();
605 <        simnfo->est = 0.05 * simnfo->ecr;
606 <      } else {
607 <        simnfo->est        = the_globals->getEST();
608 <      }
556 >    
557 >    pos[0] = x + current_atom->getPosX();
558 >    pos[1] = y + current_atom->getPosY();
559 >    pos[2] = z + current_atom->getPosZ();
560 >    
561 >    info[0].atoms[current_atom_ndx]->setPos( pos );
562 >
563 >    if( info[0].atoms[current_atom_ndx]->isDirectional() ){
564 >
565 >      dAtom = (DirectionalAtom *)info[0].atoms[current_atom_ndx];
566 >
567 >      rotMat[0][0] = 1.0;
568 >      rotMat[0][1] = 0.0;
569 >      rotMat[0][2] = 0.0;
570 >
571 >      rotMat[1][0] = 0.0;
572 >      rotMat[1][1] = 1.0;
573 >      rotMat[1][2] = 0.0;
574 >
575 >      rotMat[2][0] = 0.0;
576 >      rotMat[2][1] = 0.0;
577 >      rotMat[2][2] = 1.0;
578 >
579 >      dAtom->setA( rotMat );
580      }
610  }  
581  
582 < #ifdef IS_MPI
583 <  strcpy( checkPointMsg, "electrostatic parameters check out" );
614 <  MPIcheckPoint();
615 < #endif // is_mpi
582 >    current_atom_ndx++;
583 >  }
584  
585 < if( the_globals->haveInitialConfig() ){
586 <
619 <     InitializeFromFile* fileInit;
620 < #ifdef IS_MPI // is_mpi
621 <     if( worldRank == 0 ){
622 < #endif //is_mpi
623 <   fileInit = new InitializeFromFile( the_globals->getInitialConfig() );
624 < #ifdef IS_MPI
625 <     }else fileInit = new InitializeFromFile( NULL );
626 < #endif
627 <   fileInit->read_xyz( simnfo ); // default velocities on
585 >  current_mol++;
586 >  current_comp_mol++;
587  
588 <   delete fileInit;
630 < }
631 < else{
588 >  if( current_comp_mol >= components_nmol[current_comp] ){
589  
590 < #ifdef IS_MPI
590 >    current_comp_mol = 0;
591 >    current_comp++;
592 >  }
593 > }
594  
595 <  // no init from bass
595 >
596 > void SimSetup::gatherInfo( void ){
597 >  int i,j,k;
598 >
599 >  ensembleCase = -1;
600 >  ffCase = -1;
601 >
602 >  // set the easy ones first
603 >
604 >  for( i=0; i<nInfo; i++){
605 >    info[i].target_temp = globals->getTargetTemp();
606 >    info[i].dt = globals->getDt();
607 >    info[i].run_time = globals->getRunTime();
608 >  }
609 >  n_components = globals->getNComponents();
610 >
611 >
612 >  // get the forceField
613 >
614 >  strcpy( force_field, globals->getForceField() );
615 >
616 >  if( !strcasecmp( force_field, "DUFF" )) ffCase = FF_DUFF;
617 >  else if( !strcasecmp( force_field, "LJ" )) ffCase = FF_LJ;
618 >  else if( !strcasecmp( force_field, "EAM" )) ffCase = FF_EAM;
619 >  else{
620 >    sprintf( painCave.errMsg,
621 >       "SimSetup Error. Unrecognized force field -> %s\n",
622 >       force_field );
623 >    painCave.isFatal = 1;
624 >    simError();
625 >  }
626 >
627 >  // get the ensemble
628 >
629 >  strcpy( ensemble, globals->getEnsemble() );
630 >
631 >  if( !strcasecmp( ensemble, "NVE" ))      ensembleCase = NVE_ENS;
632 >  else if( !strcasecmp( ensemble, "NVT" )) ensembleCase = NVT_ENS;
633 >  else if( !strcasecmp( ensemble, "NPTi" ) || !strcasecmp( ensemble, "NPT") )
634 >    ensembleCase = NPTi_ENS;
635 >  else if( !strcasecmp( ensemble, "NPTf" )) ensembleCase = NPTf_ENS;
636 >  else if( !strcasecmp( ensemble, "NPTim" )) ensembleCase = NPTim_ENS;
637 >  else if( !strcasecmp( ensemble, "NPTfm" )) ensembleCase = NPTfm_ENS;
638 >  else{
639 >    sprintf( painCave.errMsg,
640 >       "SimSetup Warning. Unrecognized Ensemble -> %s, "
641 >             "reverting to NVE for this simulation.\n",
642 >       ensemble );
643 >    painCave.isFatal = 0;
644 >    simError();
645 >    strcpy( ensemble, "NVE" );
646 >    ensembleCase = NVE_ENS;
647 >  }  
648    
649 <  sprintf( painCave.errMsg,
650 <           "Cannot intialize a parallel simulation without an initial configuration file.\n" );
651 <  painCave.isFatal;
652 <  simError();
649 >  for(i=0; i<nInfo; i++){
650 >    
651 >    strcpy( info[i].ensemble, ensemble );
652 >
653 >    // get the mixing rule
654 >
655 >    strcpy( info[i].mixingRule, globals->getMixingRule() );
656 >    info[i].usePBC = globals->getPBC();
657 >  }
658    
659 < #else
659 >  // get the components and calculate the tot_nMol and indvidual n_mol
660 >
661 >  the_components = globals->getComponents();
662 >  components_nmol = new int[n_components];
663  
644  initFromBass();
664  
665 +  if( !globals->haveNMol() ){
666 +    // we don't have the total number of molecules, so we assume it is
667 +    // given in each component
668  
669 < #endif
670 < }
669 >    tot_nmol = 0;
670 >    for( i=0; i<n_components; i++ ){
671  
672 < #ifdef IS_MPI
673 <  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
674 <  MPIcheckPoint();
675 < #endif // is_mpi
672 >      if( !the_components[i]->haveNMol() ){
673 >  // we have a problem
674 >  sprintf( painCave.errMsg,
675 >     "SimSetup Error. No global NMol or component NMol"
676 >     " given. Cannot calculate the number of atoms.\n" );
677 >  painCave.isFatal = 1;
678 >  simError();
679 >      }
680  
681 +      tot_nmol += the_components[i]->getNMol();
682 +      components_nmol[i] = the_components[i]->getNMol();
683 +    }
684 +  }
685 +  else{
686 +    sprintf( painCave.errMsg,
687 +       "SimSetup error.\n"
688 +       "\tSorry, the ability to specify total"
689 +       " nMols and then give molfractions in the components\n"
690 +       "\tis not currently supported."
691 +       " Please give nMol in the components.\n" );
692 +    painCave.isFatal = 1;
693 +    simError();
694 +  }
695  
696 <  
657 <
696 >  // set the status, sample, and thermal kick times
697    
698 +  for(i=0; i<nInfo; i++){
699  
700 <  
701 < #ifdef IS_MPI
702 <  if( worldRank == 0 ){
703 < #endif // is_mpi
664 <    
665 <    if( the_globals->haveFinalConfig() ){
666 <      strcpy( simnfo->finalName, the_globals->getFinalConfig() );
700 >    if( globals->haveSampleTime() ){
701 >      info[i].sampleTime = globals->getSampleTime();
702 >      info[i].statusTime = info[i].sampleTime;
703 >      info[i].thermalTime = info[i].sampleTime;
704      }
705      else{
706 <      strcpy( simnfo->finalName, inFileName );
707 <      char* endTest;
708 <      int nameLength = strlen( simnfo->finalName );
672 <      endTest = &(simnfo->finalName[nameLength - 5]);
673 <      if( !strcmp( endTest, ".bass" ) ){
674 <        strcpy( endTest, ".eor" );
675 <      }
676 <      else if( !strcmp( endTest, ".BASS" ) ){
677 <        strcpy( endTest, ".eor" );
678 <      }
679 <      else{
680 <        endTest = &(simnfo->finalName[nameLength - 4]);
681 <        if( !strcmp( endTest, ".bss" ) ){
682 <          strcpy( endTest, ".eor" );
683 <        }
684 <        else if( !strcmp( endTest, ".mdl" ) ){
685 <          strcpy( endTest, ".eor" );
686 <        }
687 <        else{
688 <          strcat( simnfo->finalName, ".eor" );
689 <        }
690 <      }
706 >      info[i].sampleTime = globals->getRunTime();
707 >      info[i].statusTime = info[i].sampleTime;
708 >      info[i].thermalTime = info[i].sampleTime;
709      }
710      
711 <    // make the sample and status out names
711 >    if( globals->haveStatusTime() ){
712 >      info[i].statusTime = globals->getStatusTime();
713 >    }
714      
715 <    strcpy( simnfo->sampleName, inFileName );
716 <    char* endTest;
697 <    int nameLength = strlen( simnfo->sampleName );
698 <    endTest = &(simnfo->sampleName[nameLength - 5]);
699 <    if( !strcmp( endTest, ".bass" ) ){
700 <      strcpy( endTest, ".dump" );
715 >    if( globals->haveThermalTime() ){
716 >      info[i].thermalTime = globals->getThermalTime();
717      }
718 <    else if( !strcmp( endTest, ".BASS" ) ){
719 <      strcpy( endTest, ".dump" );
720 <    }
721 <    else{
706 <      endTest = &(simnfo->sampleName[nameLength - 4]);
707 <      if( !strcmp( endTest, ".bss" ) ){
708 <        strcpy( endTest, ".dump" );
709 <      }
710 <      else if( !strcmp( endTest, ".mdl" ) ){
711 <        strcpy( endTest, ".dump" );
712 <      }
713 <      else{
714 <        strcat( simnfo->sampleName, ".dump" );
715 <      }
716 <    }
718 >
719 >    // check for the temperature set flag
720 >
721 >    if( globals->haveTempSet() ) info[i].setTemp = globals->getTempSet();
722      
723 <    strcpy( simnfo->statusName, inFileName );
724 <    nameLength = strlen( simnfo->statusName );
725 <    endTest = &(simnfo->statusName[nameLength - 5]);
726 <    if( !strcmp( endTest, ".bass" ) ){
727 <      strcpy( endTest, ".stat" );
723 >    // get some of the tricky things that may still be in the globals
724 >    
725 >    double boxVector[3];
726 >    if( globals->haveBox() ){
727 >      boxVector[0] = globals->getBox();
728 >      boxVector[1] = globals->getBox();
729 >      boxVector[2] = globals->getBox();
730 >      
731 >      info[i].setBox( boxVector );
732      }
733 <    else if( !strcmp( endTest, ".BASS" ) ){
734 <      strcpy( endTest, ".stat" );
735 <    }
733 >    else if( globals->haveDensity() ){
734 >      
735 >      double vol;
736 >      vol = (double)tot_nmol / globals->getDensity();
737 >      boxVector[0] = pow( vol, ( 1.0 / 3.0 ) );
738 >      boxVector[1] = boxVector[0];
739 >      boxVector[2] = boxVector[0];
740 >      
741 >      info[i].setBox( boxVector );
742 >  }
743      else{
744 <      endTest = &(simnfo->statusName[nameLength - 4]);
745 <      if( !strcmp( endTest, ".bss" ) ){
746 <        strcpy( endTest, ".stat" );
744 >      if( !globals->haveBoxX() ){
745 >  sprintf( painCave.errMsg,
746 >     "SimSetup error, no periodic BoxX size given.\n" );
747 >  painCave.isFatal = 1;
748 >  simError();
749        }
750 <      else if( !strcmp( endTest, ".mdl" ) ){
751 <        strcpy( endTest, ".stat" );
750 >      boxVector[0] = globals->getBoxX();
751 >      
752 >      if( !globals->haveBoxY() ){
753 >  sprintf( painCave.errMsg,
754 >     "SimSetup error, no periodic BoxY size given.\n" );
755 >  painCave.isFatal = 1;
756 >  simError();
757        }
758 <      else{
759 <        strcat( simnfo->statusName, ".stat" );
758 >      boxVector[1] = globals->getBoxY();
759 >      
760 >      if( !globals->haveBoxZ() ){
761 >  sprintf( painCave.errMsg,
762 >     "SimSetup error, no periodic BoxZ size given.\n" );
763 >  painCave.isFatal = 1;
764 >  simError();
765        }
766 +      boxVector[2] = globals->getBoxZ();
767 +      
768 +      info[i].setBox( boxVector );
769      }
739    
740 #ifdef IS_MPI
770    }
771 < #endif // is_mpi
772 <  
773 <  // set the status, sample, and themal kick times
774 <  
775 <  if( the_globals->haveSampleTime() ){
776 <    simnfo->sampleTime = the_globals->getSampleTime();
777 <    simnfo->statusTime = simnfo->sampleTime;
749 <    simnfo->thermalTime = simnfo->sampleTime;
771 >
772 >  int seedValue;
773 >  struct timeval now_time_val;
774 >  struct timezone time_zone;
775 >
776 >  if(globals->haveSeed()){
777 >    seedValue = globals->getSeed();
778    }
779    else{
780 <    simnfo->sampleTime = the_globals->getRunTime();
781 <    simnfo->statusTime = simnfo->sampleTime;
782 <    simnfo->thermalTime = simnfo->sampleTime;
780 > #ifndef IS_MPI
781 >    gettimeofday(&now_time_val, &time_zone);  // get the time now  
782 >    seedValue = (int) now_time_val.tv_sec;      //  convert to epoch time
783 > #else
784 >    if(worldRank == 0){
785 >      gettimeofday(&now_time_val, &time_zone);  // get the time now
786 >      seedValue = (int) now_time_val.tv_sec;      //  convert to epoch time      
787 >    }
788 >     MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
789 > #endif
790    }
791  
792 <  if( the_globals->haveStatusTime() ){
793 <    simnfo->statusTime = the_globals->getStatusTime();
792 >  for(int i = 0; i < nInfo; i++){
793 >    info[i].setSeed(seedValue);
794    }
795  
796 <  if( the_globals->haveThermalTime() ){
797 <    simnfo->thermalTime = the_globals->getThermalTime();
798 <  }
796 > #ifdef IS_MPI
797 >  strcpy( checkPointMsg, "Succesfully gathered all information from Bass\n" );
798 >  MPIcheckPoint();
799 > #endif // is_mpi
800  
801 <  // check for the temperature set flag
801 > }
802  
767  if( the_globals->haveTempSet() ) simnfo->setTemp = the_globals->getTempSet();
803  
804 + void SimSetup::finalInfoCheck( void ){
805 +  int index;
806 +  int usesDipoles;
807 +  int i;
808  
809 <  // make the integrator
810 <
811 <
812 <  if( !strcmp( ensemble, "TraPPE_Ex" ) ){
813 <    new Symplectic(simnfo, the_ff, the_extendedsystem);
809 >  for(i=0; i<nInfo; i++){
810 >    // check electrostatic parameters
811 >    
812 >    index = 0;
813 >    usesDipoles = 0;
814 >    while( (index < info[i].n_atoms) && !usesDipoles ){
815 >      usesDipoles = (info[i].atoms[index])->hasDipole();
816 >      index++;
817 >    }
818 >    
819 > #ifdef IS_MPI
820 >    int myUse = usesDipoles;
821 >    MPI_Allreduce( &myUse, &usesDipoles, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD );
822 > #endif //is_mpi
823 >    
824 >    double theEcr, theEst;
825 >  
826 >    if (globals->getUseRF() ) {
827 >      info[i].useReactionField = 1;
828 >      
829 >      if( !globals->haveECR() ){
830 >  sprintf( painCave.errMsg,
831 >     "SimSetup Warning: using default value of 1/2 the smallest "
832 >     "box length for the electrostaticCutoffRadius.\n"
833 >     "I hope you have a very fast processor!\n");
834 >  painCave.isFatal = 0;
835 >  simError();
836 >  double smallest;
837 >  smallest = info[i].boxL[0];
838 >  if (info[i].boxL[1] <= smallest) smallest = info[i].boxL[1];
839 >  if (info[i].boxL[2] <= smallest) smallest = info[i].boxL[2];
840 >  theEcr = 0.5 * smallest;
841 >      } else {
842 >  theEcr = globals->getECR();
843 >      }
844 >      
845 >      if( !globals->haveEST() ){
846 >  sprintf( painCave.errMsg,
847 >     "SimSetup Warning: using default value of 0.05 * the "
848 >     "electrostaticCutoffRadius for the electrostaticSkinThickness\n"
849 >     );
850 >  painCave.isFatal = 0;
851 >  simError();
852 >  theEst = 0.05 * theEcr;
853 >      } else {
854 >  theEst= globals->getEST();
855 >      }
856 >      
857 >      info[i].setEcr( theEcr, theEst );
858 >      
859 >      if(!globals->haveDielectric() ){
860 >  sprintf( painCave.errMsg,
861 >     "SimSetup Error: You are trying to use Reaction Field without"
862 >     "setting a dielectric constant!\n"
863 >     );
864 >  painCave.isFatal = 1;
865 >  simError();
866 >      }
867 >      info[i].dielectric = globals->getDielectric();  
868 >    }
869 >    else {
870 >      if (usesDipoles) {
871 >  
872 >  if( !globals->haveECR() ){
873 >    sprintf( painCave.errMsg,
874 >       "SimSetup Warning: using default value of 1/2 the smallest "
875 >       "box length for the electrostaticCutoffRadius.\n"
876 >       "I hope you have a very fast processor!\n");
877 >    painCave.isFatal = 0;
878 >    simError();
879 >    double smallest;
880 >    smallest = info[i].boxL[0];
881 >    if (info[i].boxL[1] <= smallest) smallest = info[i].boxL[1];
882 >    if (info[i].boxL[2] <= smallest) smallest = info[i].boxL[2];
883 >    theEcr = 0.5 * smallest;
884 >  } else {
885 >    theEcr = globals->getECR();
886    }
887 <  else if( !strcmp( force_field, "LJ" ) ){
888 <    new Verlet( *simnfo, the_ff, the_extendedsystem );
887 >  
888 >  if( !globals->haveEST() ){
889 >    sprintf( painCave.errMsg,
890 >       "SimSetup Warning: using default value of 0.05 * the "
891 >       "electrostaticCutoffRadius for the "
892 >       "electrostaticSkinThickness\n"
893 >       );
894 >    painCave.isFatal = 0;
895 >    simError();
896 >    theEst = 0.05 * theEcr;
897 >  } else {
898 >    theEst= globals->getEST();
899    }
900 +  
901 +  info[i].setEcr( theEcr, theEst );
902 +      }
903 +    }  
904 +  }
905  
906   #ifdef IS_MPI
907 <  mpiSim->mpiRefresh();
908 < #endif
907 >  strcpy( checkPointMsg, "post processing checks out" );
908 >  MPIcheckPoint();
909 > #endif // is_mpi
910  
911 <  // initialize the Fortran
911 > }
912  
913 + void SimSetup::initSystemCoords( void ){
914 +  int i;
915 +  
916 +  char* inName;
917  
918 <  simnfo->refreshSim();
918 >  (info[0].getConfiguration())->createArrays( info[0].n_atoms );
919 >
920 >  for(i=0; i<info[0].n_atoms; i++) info[0].atoms[i]->setCoords();
921    
922 <  if( !strcmp( simnfo->mixingRule, "standard") ){
923 <    the_ff->initForceField( LB_MIXING_RULE );
922 >  if( globals->haveInitialConfig() ){
923 >    
924 >    InitializeFromFile* fileInit;
925 > #ifdef IS_MPI // is_mpi
926 >    if( worldRank == 0 ){
927 > #endif //is_mpi
928 >      inName = globals->getInitialConfig();
929 >      double* tempDouble = new double[1000000];
930 >      fileInit = new InitializeFromFile( inName );
931 > #ifdef IS_MPI
932 >    }else fileInit = new InitializeFromFile( NULL );
933 > #endif
934 >    fileInit->readInit( info ); // default velocities on
935 >    
936 >    delete fileInit;
937    }
792  else if( !strcmp( simnfo->mixingRule, "explicit") ){
793    the_ff->initForceField( EXPLICIT_MIXING_RULE );
794  }
938    else{
939 +    
940 + #ifdef IS_MPI
941 +    
942 +    // no init from bass
943 +    
944      sprintf( painCave.errMsg,
945 <             "SimSetup Error: unknown mixing rule -> \"%s\"\n",
946 <             simnfo->mixingRule );
799 <    painCave.isFatal = 1;
945 >       "Cannot intialize a parallel simulation without an initial configuration file.\n" );
946 >    painCave.isFatal;
947      simError();
948 +    
949 + #else
950 +    
951 +    initFromBass();
952 +    
953 +    
954 + #endif
955    }
956 <
803 <
956 >  
957   #ifdef IS_MPI
958 <  strcpy( checkPointMsg,
806 <          "Successfully intialized the mixingRule for Fortran." );
958 >  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
959    MPIcheckPoint();
960   #endif // is_mpi
961 +  
962   }
963  
964  
965 < void SimSetup::makeMolecules( void ){
813 <
814 <  int i, j, exI, exJ, tempEx, stampID, atomOffset, excludeOffset;
815 <  molInit info;
816 <  DirectionalAtom* dAtom;
817 <  LinkedAssign* extras;
818 <  LinkedAssign* current_extra;
819 <  AtomStamp* currentAtom;
820 <  BondStamp* currentBond;
821 <  BendStamp* currentBend;
822 <  TorsionStamp* currentTorsion;
823 <
824 <  bond_pair* theBonds;
825 <  bend_set* theBends;
826 <  torsion_set* theTorsions;
827 <
965 > void SimSetup::makeOutNames( void ){
966    
967 <  //init the forceField paramters
967 >  int k;
968  
831  the_ff->readParams();
832
969    
970 <  // init the atoms
970 >  for(k=0; k<nInfo; k++){
971  
972 <  double ux, uy, uz, u, uSqr;
973 <  
974 <  atomOffset = 0;
839 <  excludeOffset = 0;
840 <  for(i=0; i<simnfo->n_mol; i++){
841 <    
842 <    stampID = the_molecules[i].getStampID();
843 <
844 <    info.nAtoms    = comp_stamps[stampID]->getNAtoms();
845 <    info.nBonds    = comp_stamps[stampID]->getNBonds();
846 <    info.nBends    = comp_stamps[stampID]->getNBends();
847 <    info.nTorsions = comp_stamps[stampID]->getNTorsions();
848 <    info.nExcludes = info.nBonds + info.nBends + info.nTorsions;
849 <
850 <    info.myAtoms = &the_atoms[atomOffset];
851 <    info.myExcludes = &the_excludes[excludeOffset];
852 <    info.myBonds = new Bond*[info.nBonds];
853 <    info.myBends = new Bend*[info.nBends];
854 <    info.myTorsions = new Torsion*[info.nTorsions];
855 <
856 <    theBonds = new bond_pair[info.nBonds];
857 <    theBends = new bend_set[info.nBends];
858 <    theTorsions = new torsion_set[info.nTorsions];
859 <    
860 <    // make the Atoms
861 <    
862 <    for(j=0; j<info.nAtoms; j++){
972 > #ifdef IS_MPI
973 >    if( worldRank == 0 ){
974 > #endif // is_mpi
975        
976 <      currentAtom = comp_stamps[stampID]->getAtom( j );
977 <      if( currentAtom->haveOrientation() ){
866 <        
867 <        dAtom = new DirectionalAtom(j + atomOffset);
868 <        simnfo->n_oriented++;
869 <        info.myAtoms[j] = dAtom;
870 <        
871 <        ux = currentAtom->getOrntX();
872 <        uy = currentAtom->getOrntY();
873 <        uz = currentAtom->getOrntZ();
874 <        
875 <        uSqr = (ux * ux) + (uy * uy) + (uz * uz);
876 <        
877 <        u = sqrt( uSqr );
878 <        ux = ux / u;
879 <        uy = uy / u;
880 <        uz = uz / u;
881 <        
882 <        dAtom->setSUx( ux );
883 <        dAtom->setSUy( uy );
884 <        dAtom->setSUz( uz );
976 >      if( globals->haveFinalConfig() ){
977 >  strcpy( info[k].finalName, globals->getFinalConfig() );
978        }
979        else{
980 <        info.myAtoms[j] = new GeneralAtom(j + atomOffset);
980 >  strcpy( info[k].finalName, inFileName );
981 >  char* endTest;
982 >  int nameLength = strlen( info[k].finalName );
983 >  endTest = &(info[k].finalName[nameLength - 5]);
984 >  if( !strcmp( endTest, ".bass" ) ){
985 >    strcpy( endTest, ".eor" );
986 >  }
987 >  else if( !strcmp( endTest, ".BASS" ) ){
988 >    strcpy( endTest, ".eor" );
989 >  }
990 >  else{
991 >    endTest = &(info[k].finalName[nameLength - 4]);
992 >    if( !strcmp( endTest, ".bss" ) ){
993 >      strcpy( endTest, ".eor" );
994 >    }
995 >    else if( !strcmp( endTest, ".mdl" ) ){
996 >      strcpy( endTest, ".eor" );
997 >    }
998 >    else{
999 >      strcat( info[k].finalName, ".eor" );
1000 >    }
1001 >  }
1002        }
889      info.myAtoms[j]->setType( currentAtom->getType() );
890    
891 #ifdef IS_MPI
1003        
1004 <      info.myAtoms[j]->setGlobalIndex( globalIndex[j+atomOffset] );
1004 >      // make the sample and status out names
1005        
1006 < #endif // is_mpi
1007 <    }
1008 <    
1009 <    // make the bonds
1010 <    for(j=0; j<info.nBonds; j++){
1011 <      
901 <      currentBond = comp_stamps[stampID]->getBond( j );
902 <      theBonds[j].a = currentBond->getA() + atomOffset;
903 <      theBonds[j].b = currentBond->getB() + atomOffset;
904 <
905 <      exI = theBonds[j].a;
906 <      exJ = theBonds[j].b;
907 <
908 <      // exclude_I must always be the smaller of the pair
909 <      if( exI > exJ ){
910 <        tempEx = exI;
911 <        exI = exJ;
912 <        exJ = tempEx;
1006 >      strcpy( info[k].sampleName, inFileName );
1007 >      char* endTest;
1008 >      int nameLength = strlen( info[k].sampleName );
1009 >      endTest = &(info[k].sampleName[nameLength - 5]);
1010 >      if( !strcmp( endTest, ".bass" ) ){
1011 >  strcpy( endTest, ".dump" );
1012        }
1013 < #ifdef IS_MPI
1014 <      tempEx = exI;
1015 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
1016 <      tempEx = exJ;
1017 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
1013 >      else if( !strcmp( endTest, ".BASS" ) ){
1014 >  strcpy( endTest, ".dump" );
1015 >      }
1016 >      else{
1017 >  endTest = &(info[k].sampleName[nameLength - 4]);
1018 >  if( !strcmp( endTest, ".bss" ) ){
1019 >    strcpy( endTest, ".dump" );
1020 >  }
1021 >  else if( !strcmp( endTest, ".mdl" ) ){
1022 >    strcpy( endTest, ".dump" );
1023 >  }
1024 >  else{
1025 >    strcat( info[k].sampleName, ".dump" );
1026 >  }
1027 >      }
1028        
1029 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
1030 < #else  // isn't MPI
1031 <
1032 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
1033 < #endif  //is_mpi
925 <    }
926 <    excludeOffset += info.nBonds;
927 <
928 <    //make the bends
929 <    for(j=0; j<info.nBends; j++){
930 <      
931 <      currentBend = comp_stamps[stampID]->getBend( j );
932 <      theBends[j].a = currentBend->getA() + atomOffset;
933 <      theBends[j].b = currentBend->getB() + atomOffset;
934 <      theBends[j].c = currentBend->getC() + atomOffset;
935 <          
936 <      if( currentBend->haveExtras() ){
937 <            
938 <        extras = currentBend->getExtras();
939 <        current_extra = extras;
940 <            
941 <        while( current_extra != NULL ){
942 <          if( !strcmp( current_extra->getlhs(), "ghostVectorSource" )){
943 <                
944 <            switch( current_extra->getType() ){
945 <              
946 <            case 0:
947 <              theBends[j].ghost =
948 <                current_extra->getInt() + atomOffset;
949 <              theBends[j].isGhost = 1;
950 <              break;
951 <                  
952 <            case 1:
953 <              theBends[j].ghost =
954 <                (int)current_extra->getDouble() + atomOffset;
955 <              theBends[j].isGhost = 1;
956 <              break;
957 <              
958 <            default:
959 <              sprintf( painCave.errMsg,
960 <                       "SimSetup Error: ghostVectorSource was neither a "
961 <                       "double nor an int.\n"
962 <                       "-->Bend[%d] in %s\n",
963 <                       j, comp_stamps[stampID]->getID() );
964 <              painCave.isFatal = 1;
965 <              simError();
966 <            }
967 <          }
968 <          
969 <          else{
970 <            
971 <            sprintf( painCave.errMsg,
972 <                     "SimSetup Error: unhandled bend assignment:\n"
973 <                     "    -->%s in Bend[%d] in %s\n",
974 <                     current_extra->getlhs(),
975 <                     j, comp_stamps[stampID]->getID() );
976 <            painCave.isFatal = 1;
977 <            simError();
978 <          }
979 <          
980 <          current_extra = current_extra->getNext();
981 <        }
1029 >      strcpy( info[k].statusName, inFileName );
1030 >      nameLength = strlen( info[k].statusName );
1031 >      endTest = &(info[k].statusName[nameLength - 5]);
1032 >      if( !strcmp( endTest, ".bass" ) ){
1033 >  strcpy( endTest, ".stat" );
1034        }
1035 <          
1036 <      if( !theBends[j].isGhost ){
985 <            
986 <        exI = theBends[j].a;
987 <        exJ = theBends[j].c;
1035 >      else if( !strcmp( endTest, ".BASS" ) ){
1036 >  strcpy( endTest, ".stat" );
1037        }
1038        else{
1039 <        
1040 <        exI = theBends[j].a;
1041 <        exJ = theBends[j].b;
1039 >  endTest = &(info[k].statusName[nameLength - 4]);
1040 >  if( !strcmp( endTest, ".bss" ) ){
1041 >    strcpy( endTest, ".stat" );
1042 >  }
1043 >  else if( !strcmp( endTest, ".mdl" ) ){
1044 >    strcpy( endTest, ".stat" );
1045 >  }
1046 >  else{
1047 >    strcat( info[k].statusName, ".stat" );
1048 >  }
1049        }
1050        
995      // exclude_I must always be the smaller of the pair
996      if( exI > exJ ){
997        tempEx = exI;
998        exI = exJ;
999        exJ = tempEx;
1000      }
1051   #ifdef IS_MPI
1002      tempEx = exI;
1003      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
1004      tempEx = exJ;
1005      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
1006      
1007      the_excludes[j+excludeOffset]->setPair( exI, exJ );
1008 #else  // isn't MPI
1009      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
1010 #endif  //is_mpi
1052      }
1053 <    excludeOffset += info.nBends;
1053 > #endif // is_mpi
1054 >  }
1055 > }
1056  
1014    for(j=0; j<info.nTorsions; j++){
1015      
1016      currentTorsion = comp_stamps[stampID]->getTorsion( j );
1017      theTorsions[j].a = currentTorsion->getA() + atomOffset;
1018      theTorsions[j].b = currentTorsion->getB() + atomOffset;
1019      theTorsions[j].c = currentTorsion->getC() + atomOffset;
1020      theTorsions[j].d = currentTorsion->getD() + atomOffset;
1021      
1022      exI = theTorsions[j].a;
1023      exJ = theTorsions[j].d;
1057  
1058 <      // exclude_I must always be the smaller of the pair
1059 <      if( exI > exJ ){
1060 <        tempEx = exI;
1061 <        exI = exJ;
1062 <        exJ = tempEx;
1063 <      }
1058 > void SimSetup::sysObjectsCreation( void ){
1059 >  
1060 >  int i,k;
1061 >  
1062 >  // create the forceField
1063 >
1064 >  createFF();
1065 >
1066 >  // extract componentList
1067 >
1068 >  compList();
1069 >
1070 >  // calc the number of atoms, bond, bends, and torsions
1071 >
1072 >  calcSysValues();
1073 >
1074   #ifdef IS_MPI
1075 <      tempEx = exI;
1076 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
1077 <      tempEx = exJ;
1078 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
1079 <      
1080 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
1081 < #else  // isn't MPI
1082 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
1083 < #endif  //is_mpi
1075 >  // divide the molecules among the processors
1076 >  
1077 >  mpiMolDivide();
1078 > #endif //is_mpi
1079 >  
1080 >  // create the atom and SRI arrays. Also initialize Molecule Stamp ID's
1081 >
1082 >  makeSysArrays();
1083 >
1084 >  // make and initialize the molecules (all but atomic coordinates)
1085 >
1086 >  makeMolecules();
1087 >  
1088 >  for(k=0; k<nInfo; k++){
1089 >    info[k].identArray = new int[info[k].n_atoms];
1090 >    for(i=0; i<info[k].n_atoms; i++){
1091 >      info[k].identArray[i] = info[k].atoms[i]->getIdent();
1092      }
1093 <    excludeOffset += info.nTorsions;
1093 >  }
1094 > }
1095  
1044    
1045    // send the arrays off to the forceField for init.
1096  
1097 <    the_ff->initializeAtoms( info.nAtoms, info.myAtoms );
1048 <    the_ff->initializeBonds( info.nBonds, info.myBonds, theBonds );
1049 <    the_ff->initializeBends( info.nBends, info.myBends, theBends );
1050 <    the_ff->initializeTorsions( info.nTorsions, info.myTorsions, theTorsions );
1097 > void SimSetup::createFF( void ){
1098  
1099 +  switch( ffCase ){
1100  
1101 <    the_molecules[i].initialize( info );
1101 >  case FF_DUFF:
1102 >    the_ff = new DUFF();
1103 >    break;
1104  
1105 +  case FF_LJ:
1106 +    the_ff = new LJFF();
1107 +    break;
1108  
1109 <    atomOffset += info.nAtoms;
1110 <    delete[] theBonds;
1111 <    delete[] theBends;
1112 <    delete[] theTorsions;
1109 >  case FF_EAM:
1110 >    the_ff = new EAM_FF();
1111 >    break;
1112 >
1113 >  default:
1114 >    sprintf( painCave.errMsg,
1115 >       "SimSetup Error. Unrecognized force field in case statement.\n");
1116 >    painCave.isFatal = 1;
1117 >    simError();
1118    }
1119  
1120   #ifdef IS_MPI
1121 <  sprintf( checkPointMsg, "all molecules initialized succesfully" );
1121 >  strcpy( checkPointMsg, "ForceField creation successful" );
1122    MPIcheckPoint();
1123   #endif // is_mpi
1124  
1067  // clean up the forcefield
1068  the_ff->calcRcut();
1069  the_ff->cleanMe();
1070
1125   }
1126  
1073 void SimSetup::initFromBass( void ){
1127  
1128 <  int i, j, k;
1076 <  int n_cells;
1077 <  double cellx, celly, cellz;
1078 <  double temp1, temp2, temp3;
1079 <  int n_per_extra;
1080 <  int n_extra;
1081 <  int have_extra, done;
1128 > void SimSetup::compList( void ){
1129  
1130 <  temp1 = (double)tot_nmol / 4.0;
1131 <  temp2 = pow( temp1, ( 1.0 / 3.0 ) );
1132 <  temp3 = ceil( temp2 );
1133 <
1134 <  have_extra =0;
1135 <  if( temp2 < temp3 ){ // we have a non-complete lattice
1136 <    have_extra =1;
1137 <
1138 <    n_cells = (int)temp3 - 1;
1139 <    cellx = simnfo->box_x / temp3;
1140 <    celly = simnfo->box_y / temp3;
1141 <    cellz = simnfo->box_z / temp3;
1142 <    n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
1143 <    temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
1144 <    n_per_extra = (int)ceil( temp1 );
1130 >  int i;
1131 >  char* id;
1132 >  LinkedMolStamp* headStamp = new LinkedMolStamp();
1133 >  LinkedMolStamp* currentStamp = NULL;
1134 >  comp_stamps = new MoleculeStamp*[n_components];
1135 >  
1136 >  // make an array of molecule stamps that match the components used.
1137 >  // also extract the used stamps out into a separate linked list
1138 >  
1139 >  for(i=0; i<nInfo; i++){
1140 >    info[i].nComponents = n_components;
1141 >    info[i].componentsNmol = components_nmol;
1142 >    info[i].compStamps = comp_stamps;
1143 >    info[i].headStamp = headStamp;
1144 >  }
1145 >  
1146  
1147 <    if( n_per_extra > 4){
1148 <      sprintf( painCave.errMsg,
1149 <               "SimSetup error. There has been an error in constructing"
1150 <               " the non-complete lattice.\n" );
1151 <      painCave.isFatal = 1;
1152 <      simError();
1147 >  for( i=0; i<n_components; i++ ){
1148 >
1149 >    id = the_components[i]->getType();
1150 >    comp_stamps[i] = NULL;
1151 >    
1152 >    // check to make sure the component isn't already in the list
1153 >
1154 >    comp_stamps[i] = headStamp->match( id );
1155 >    if( comp_stamps[i] == NULL ){
1156 >      
1157 >      // extract the component from the list;
1158 >      
1159 >      currentStamp = stamps->extractMolStamp( id );
1160 >      if( currentStamp == NULL ){
1161 >  sprintf( painCave.errMsg,
1162 >     "SimSetup error: Component \"%s\" was not found in the "
1163 >     "list of declared molecules\n",
1164 >     id );
1165 >  painCave.isFatal = 1;
1166 >  simError();
1167 >      }
1168 >      
1169 >      headStamp->add( currentStamp );
1170 >      comp_stamps[i] = headStamp->match( id );
1171      }
1172    }
1173 <  else{
1174 <    n_cells = (int)temp3;
1175 <    cellx = simnfo->box_x / temp3;
1176 <    celly = simnfo->box_y / temp3;
1177 <    cellz = simnfo->box_z / temp3;
1173 >
1174 > #ifdef IS_MPI
1175 >  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
1176 >  MPIcheckPoint();
1177 > #endif // is_mpi
1178 >
1179 >
1180 > }
1181 >
1182 > void SimSetup::calcSysValues( void ){
1183 >  int i, j, k;
1184 >  
1185 >  int *molMembershipArray;
1186 >  
1187 >  tot_atoms = 0;
1188 >  tot_bonds = 0;
1189 >  tot_bends = 0;
1190 >  tot_torsions = 0;
1191 >  for( i=0; i<n_components; i++ ){
1192 >    
1193 >    tot_atoms +=    components_nmol[i] * comp_stamps[i]->getNAtoms();
1194 >    tot_bonds +=    components_nmol[i] * comp_stamps[i]->getNBonds();
1195 >    tot_bends +=    components_nmol[i] * comp_stamps[i]->getNBends();
1196 >    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
1197    }
1198 +  
1199 +  tot_SRI = tot_bonds + tot_bends + tot_torsions;
1200 +  molMembershipArray = new int[tot_atoms];
1201 +  
1202 +  for(i=0; i<nInfo; i++){
1203 +    info[i].n_atoms = tot_atoms;
1204 +    info[i].n_bonds = tot_bonds;
1205 +    info[i].n_bends = tot_bends;
1206 +    info[i].n_torsions = tot_torsions;
1207 +    info[i].n_SRI = tot_SRI;
1208 +    info[i].n_mol = tot_nmol;
1209 +    
1210 +    info[i].molMembershipArray = molMembershipArray;
1211 +  }
1212 + }
1213  
1214 <  current_mol = 0;
1115 <  current_comp_mol = 0;
1116 <  current_comp = 0;
1117 <  current_atom_ndx = 0;
1214 > #ifdef IS_MPI
1215  
1216 <  for( i=0; i < n_cells ; i++ ){
1217 <    for( j=0; j < n_cells; j++ ){
1218 <      for( k=0; k < n_cells; k++ ){
1216 > void SimSetup::mpiMolDivide( void ){
1217 >  
1218 >  int i, j, k;
1219 >  int localMol, allMol;
1220 >  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
1221  
1222 <        makeElement( i * cellx,
1223 <                     j * celly,
1224 <                     k * cellz );
1222 >  mpiSim = new mpiSimulation( info );
1223 >  
1224 >  globalIndex = mpiSim->divideLabor();
1225  
1226 <        makeElement( i * cellx + 0.5 * cellx,
1227 <                     j * celly + 0.5 * celly,
1228 <                     k * cellz );
1226 >  // set up the local variables
1227 >  
1228 >  mol2proc = mpiSim->getMolToProcMap();
1229 >  molCompType = mpiSim->getMolComponentType();
1230 >  
1231 >  allMol = 0;
1232 >  localMol = 0;
1233 >  local_atoms = 0;
1234 >  local_bonds = 0;
1235 >  local_bends = 0;
1236 >  local_torsions = 0;
1237 >  globalAtomIndex = 0;
1238  
1131        makeElement( i * cellx,
1132                     j * celly + 0.5 * celly,
1133                     k * cellz + 0.5 * cellz );
1239  
1240 <        makeElement( i * cellx + 0.5 * cellx,
1241 <                     j * celly,
1242 <                     k * cellz + 0.5 * cellz );
1240 >  for( i=0; i<n_components; i++ ){
1241 >
1242 >    for( j=0; j<components_nmol[i]; j++ ){
1243 >      
1244 >      if( mol2proc[allMol] == worldRank ){
1245 >  
1246 >  local_atoms +=    comp_stamps[i]->getNAtoms();
1247 >  local_bonds +=    comp_stamps[i]->getNBonds();
1248 >  local_bends +=    comp_stamps[i]->getNBends();
1249 >  local_torsions += comp_stamps[i]->getNTorsions();
1250 >  localMol++;
1251 >      }      
1252 >      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
1253 >        info[0].molMembershipArray[globalAtomIndex] = allMol;
1254 >        globalAtomIndex++;
1255        }
1256 +
1257 +      allMol++;      
1258      }
1259    }
1260 +  local_SRI = local_bonds + local_bends + local_torsions;
1261 +  
1262 +  info[0].n_atoms = mpiSim->getMyNlocal();  
1263 +  
1264 +  if( local_atoms != info[0].n_atoms ){
1265 +    sprintf( painCave.errMsg,
1266 +       "SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
1267 +       " localAtom (%d) are not equal.\n",
1268 +       info[0].n_atoms,
1269 +       local_atoms );
1270 +    painCave.isFatal = 1;
1271 +    simError();
1272 +  }
1273  
1274 <  if( have_extra ){
1275 <    done = 0;
1274 >  info[0].n_bonds = local_bonds;
1275 >  info[0].n_bends = local_bends;
1276 >  info[0].n_torsions = local_torsions;
1277 >  info[0].n_SRI = local_SRI;
1278 >  info[0].n_mol = localMol;
1279  
1280 <    int start_ndx;
1281 <    for( i=0; i < (n_cells+1) && !done; i++ ){
1282 <      for( j=0; j < (n_cells+1) && !done; j++ ){
1280 >  strcpy( checkPointMsg, "Passed nlocal consistency check." );
1281 >  MPIcheckPoint();
1282 > }
1283 >
1284 > #endif // is_mpi
1285  
1149        if( i < n_cells ){
1286  
1287 <          if( j < n_cells ){
1288 <            start_ndx = n_cells;
1153 <          }
1154 <          else start_ndx = 0;
1155 <        }
1156 <        else start_ndx = 0;
1287 > void SimSetup::makeSysArrays( void ){
1288 >  int i, j, k, l;
1289  
1290 <        for( k=start_ndx; k < (n_cells+1) && !done; k++ ){
1290 >  Atom** the_atoms;
1291 >  Molecule* the_molecules;
1292 >  Exclude** the_excludes;
1293  
1294 <          makeElement( i * cellx,
1295 <                       j * celly,
1296 <                       k * cellz );
1297 <          done = ( current_mol >= tot_nmol );
1294 >  
1295 >  for(l=0; l<nInfo; l++){
1296 >    
1297 >    // create the atom and short range interaction arrays
1298 >    
1299 >    the_atoms = new Atom*[info[l].n_atoms];
1300 >    the_molecules = new Molecule[info[l].n_mol];
1301 >    int molIndex;
1302  
1303 <          if( !done && n_per_extra > 1 ){
1304 <            makeElement( i * cellx + 0.5 * cellx,
1305 <                         j * celly + 0.5 * celly,
1306 <                         k * cellz );
1307 <            done = ( current_mol >= tot_nmol );
1308 <          }
1303 >    // initialize the molecule's stampID's
1304 >    
1305 > #ifdef IS_MPI
1306 >    
1307 >    
1308 >    molIndex = 0;
1309 >    for(i=0; i<mpiSim->getTotNmol(); i++){
1310 >    
1311 >      if(mol2proc[i] == worldRank ){
1312 >  the_molecules[molIndex].setStampID( molCompType[i] );
1313 >  the_molecules[molIndex].setMyIndex( molIndex );
1314 >  the_molecules[molIndex].setGlobalIndex( i );
1315 >  molIndex++;
1316 >      }
1317 >    }
1318 >    
1319 > #else // is_mpi
1320 >    
1321 >    molIndex = 0;
1322 >    globalAtomIndex = 0;
1323 >    for(i=0; i<n_components; i++){
1324 >      for(j=0; j<components_nmol[i]; j++ ){
1325 >  the_molecules[molIndex].setStampID( i );
1326 >  the_molecules[molIndex].setMyIndex( molIndex );
1327 >  the_molecules[molIndex].setGlobalIndex( molIndex );
1328 >  for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
1329 >    info[l].molMembershipArray[globalAtomIndex] = molIndex;
1330 >    globalAtomIndex++;
1331 >  }
1332 >  molIndex++;
1333 >      }
1334 >    }
1335 >    
1336 >    
1337 > #endif // is_mpi
1338  
1172          if( !done && n_per_extra > 2){
1173            makeElement( i * cellx,
1174                         j * celly + 0.5 * celly,
1175                         k * cellz + 0.5 * cellz );
1176            done = ( current_mol >= tot_nmol );
1177          }
1339  
1340 <          if( !done && n_per_extra > 3){
1341 <            makeElement( i * cellx + 0.5 * cellx,
1342 <                         j * celly,
1343 <                         k * cellz + 0.5 * cellz );
1344 <            done = ( current_mol >= tot_nmol );
1345 <          }
1185 <        }
1340 >    if( info[l].n_SRI ){
1341 >    
1342 >      Exclude::createArray(info[l].n_SRI);
1343 >      the_excludes = new Exclude*[info[l].n_SRI];
1344 >      for( int ex=0; ex<info[l].n_SRI; ex++){
1345 >  the_excludes[ex] = new Exclude(ex);
1346        }
1347 +      info[l].globalExcludes = new int;
1348 +      info[l].n_exclude = info[l].n_SRI;
1349      }
1350 <  }
1350 >    else{
1351 >    
1352 >      Exclude::createArray( 1 );
1353 >      the_excludes = new Exclude*;
1354 >      the_excludes[0] = new Exclude(0);
1355 >      the_excludes[0]->setPair( 0,0 );
1356 >      info[l].globalExcludes = new int;
1357 >      info[l].globalExcludes[0] = 0;
1358 >      info[l].n_exclude = 0;
1359 >    }
1360  
1361 +    // set the arrays into the SimInfo object
1362  
1363 <  for( i=0; i<simnfo->n_atoms; i++ ){
1364 <    simnfo->atoms[i]->set_vx( 0.0 );
1365 <    simnfo->atoms[i]->set_vy( 0.0 );
1366 <    simnfo->atoms[i]->set_vz( 0.0 );
1363 >    info[l].atoms = the_atoms;
1364 >    info[l].molecules = the_molecules;
1365 >    info[l].nGlobalExcludes = 0;
1366 >    info[l].excludes = the_excludes;
1367 >
1368 >    the_ff->setSimInfo( info );
1369 >    
1370    }
1371   }
1372  
1373 < void SimSetup::makeElement( double x, double y, double z ){
1373 > void SimSetup::makeIntegrator( void ){
1374  
1375    int k;
1201  AtomStamp* current_atom;
1202  DirectionalAtom* dAtom;
1203  double rotMat[3][3];
1376  
1377 <  for( k=0; k<comp_stamps[current_comp]->getNAtoms(); k++ ){
1377 >  NVT<RealIntegrator>*  myNVT = NULL;
1378 >  NPTi<RealIntegrator>* myNPTi = NULL;
1379 >  NPTf<RealIntegrator>* myNPTf = NULL;
1380 >  NPTim<RealIntegrator>* myNPTim = NULL;
1381 >  NPTfm<RealIntegrator>* myNPTfm = NULL;
1382 >        
1383 >  for(k=0; k<nInfo; k++){
1384 >    
1385 >    switch( ensembleCase ){
1386 >      
1387 >    case NVE_ENS:
1388 >      if (globals->haveZconstraints()){
1389 >        setupZConstraint(info[k]);
1390 >        new ZConstraint<NVE<RealIntegrator> >( &(info[k]), the_ff );
1391 >     }
1392  
1393 <    current_atom = comp_stamps[current_comp]->getAtom( k );
1394 <    if( !current_atom->havePosition() ){
1393 >     else
1394 >        new NVE<RealIntegrator>( &(info[k]), the_ff );
1395 >      break;
1396 >      
1397 >    case NVT_ENS:
1398 >      if (globals->haveZconstraints()){
1399 >        setupZConstraint(info[k]);
1400 >        myNVT = new ZConstraint<NVT<RealIntegrator> >( &(info[k]), the_ff );
1401 >      }
1402 >      else
1403 >        myNVT = new NVT<RealIntegrator>( &(info[k]), the_ff );
1404 >
1405 >        myNVT->setTargetTemp(globals->getTargetTemp());
1406 >      
1407 >        if (globals->haveTauThermostat())
1408 >          myNVT->setTauThermostat(globals->getTauThermostat());
1409 >      
1410 >        else {
1411 >          sprintf( painCave.errMsg,
1412 >                    "SimSetup error: If you use the NVT\n"
1413 >                    "    ensemble, you must set tauThermostat.\n");
1414 >          painCave.isFatal = 1;
1415 >          simError();
1416 >        }
1417 >        break;
1418 >      
1419 >    case NPTi_ENS:
1420 >      if (globals->haveZconstraints()){
1421 >             setupZConstraint(info[k]);
1422 >         myNPTi = new ZConstraint<NPTi<RealIntegrator> >( &(info[k]), the_ff );
1423 >      }
1424 >      else
1425 >        myNPTi = new NPTi<RealIntegrator>( &(info[k]), the_ff );
1426 >
1427 >      myNPTi->setTargetTemp( globals->getTargetTemp() );
1428 >          
1429 >      if (globals->haveTargetPressure())
1430 >        myNPTi->setTargetPressure(globals->getTargetPressure());
1431 >      else {
1432 >         sprintf( painCave.errMsg,
1433 >                   "SimSetup error: If you use a constant pressure\n"
1434 >                   "    ensemble, you must set targetPressure in the BASS file.\n");
1435 >         painCave.isFatal = 1;
1436 >         simError();
1437 >      }
1438 >          
1439 >      if( globals->haveTauThermostat() )
1440 >        myNPTi->setTauThermostat( globals->getTauThermostat() );
1441 >      else{
1442 >         sprintf( painCave.errMsg,
1443 >                   "SimSetup error: If you use an NPT\n"
1444 >                  "    ensemble, you must set tauThermostat.\n");
1445 >         painCave.isFatal = 1;
1446 >         simError();
1447 >      }
1448 >          
1449 >      if( globals->haveTauBarostat() )
1450 >        myNPTi->setTauBarostat( globals->getTauBarostat() );
1451 >      else{
1452 >        sprintf( painCave.errMsg,
1453 >                  "SimSetup error: If you use an NPT\n"
1454 >                  "    ensemble, you must set tauBarostat.\n");
1455 >        painCave.isFatal = 1;
1456 >        simError();
1457 >       }
1458 >       break;
1459 >      
1460 >    case NPTf_ENS:
1461 >      if (globals->haveZconstraints()){
1462 >        setupZConstraint(info[k]);
1463 >        myNPTf = new ZConstraint<NPTf<RealIntegrator> >( &(info[k]), the_ff );
1464 >      }
1465 >      else
1466 >        myNPTf = new NPTf<RealIntegrator>( &(info[k]), the_ff );
1467 >
1468 >      myNPTf->setTargetTemp( globals->getTargetTemp());
1469 >          
1470 >      if (globals->haveTargetPressure())
1471 >        myNPTf->setTargetPressure(globals->getTargetPressure());
1472 >      else {
1473 >        sprintf( painCave.errMsg,
1474 >                  "SimSetup error: If you use a constant pressure\n"
1475 >                  "    ensemble, you must set targetPressure in the BASS file.\n");
1476 >        painCave.isFatal = 1;
1477 >        simError();
1478 >      }    
1479 >          
1480 >      if( globals->haveTauThermostat() )
1481 >        myNPTf->setTauThermostat( globals->getTauThermostat() );
1482 >      else{
1483 >        sprintf( painCave.errMsg,
1484 >         "SimSetup error: If you use an NPT\n"
1485 >                   "    ensemble, you must set tauThermostat.\n");
1486 >        painCave.isFatal = 1;
1487 >        simError();
1488 >      }
1489 >          
1490 >      if( globals->haveTauBarostat() )
1491 >        myNPTf->setTauBarostat( globals->getTauBarostat() );
1492 >      else{
1493 >        sprintf( painCave.errMsg,
1494 >                  "SimSetup error: If you use an NPT\n"
1495 >                  "    ensemble, you must set tauBarostat.\n");
1496 >        painCave.isFatal = 1;
1497 >        simError();
1498 >      }
1499 >      break;
1500 >      
1501 >    case NPTim_ENS:
1502 >      if (globals->haveZconstraints()){
1503 >        setupZConstraint(info[k]);
1504 >        myNPTim = new ZConstraint<NPTim<RealIntegrator> >( &(info[k]), the_ff );
1505 >      }
1506 >      else
1507 >        myNPTim = new NPTim<RealIntegrator>( &(info[k]), the_ff );
1508 >
1509 >        myNPTim->setTargetTemp( globals->getTargetTemp());
1510 >          
1511 >      if (globals->haveTargetPressure())
1512 >        myNPTim->setTargetPressure(globals->getTargetPressure());
1513 >      else {
1514 >        sprintf( painCave.errMsg,
1515 >                  "SimSetup error: If you use a constant pressure\n"
1516 >                  "    ensemble, you must set targetPressure in the BASS file.\n");
1517 >        painCave.isFatal = 1;
1518 >        simError();
1519 >      }
1520 >          
1521 >      if( globals->haveTauThermostat() )
1522 >        myNPTim->setTauThermostat( globals->getTauThermostat() );
1523 >      else{
1524 >        sprintf( painCave.errMsg,
1525 >                  "SimSetup error: If you use an NPT\n"
1526 >                  "    ensemble, you must set tauThermostat.\n");
1527 >        painCave.isFatal = 1;
1528 >        simError();
1529 >      }
1530 >          
1531 >      if( globals->haveTauBarostat() )
1532 >        myNPTim->setTauBarostat( globals->getTauBarostat() );
1533 >      else{
1534 >        sprintf( painCave.errMsg,
1535 >                   "SimSetup error: If you use an NPT\n"
1536 >                   "    ensemble, you must set tauBarostat.\n");
1537 >        painCave.isFatal = 1;
1538 >        simError();
1539 >      }
1540 >      break;
1541 >      
1542 >    case NPTfm_ENS:
1543 >      if (globals->haveZconstraints()){
1544 >        setupZConstraint(info[k]);
1545 >        myNPTfm = new ZConstraint<NPTfm<RealIntegrator> >( &(info[k]), the_ff );
1546 >      }
1547 >      else
1548 >        myNPTfm = new NPTfm<RealIntegrator>( &(info[k]), the_ff );
1549 >
1550 >      myNPTfm->setTargetTemp( globals->getTargetTemp());
1551 >
1552 >      if (globals->haveTargetPressure())
1553 >        myNPTfm->setTargetPressure(globals->getTargetPressure());
1554 >      else {
1555 >        sprintf( painCave.errMsg,
1556 >                  "SimSetup error: If you use a constant pressure\n"
1557 >                  "    ensemble, you must set targetPressure in the BASS file.\n");
1558 >        painCave.isFatal = 1;
1559 >        simError();
1560 >      }
1561 >
1562 >      if( globals->haveTauThermostat() )
1563 >        myNPTfm->setTauThermostat( globals->getTauThermostat() );
1564 >      else{
1565 >        sprintf( painCave.errMsg,
1566 >                  "SimSetup error: If you use an NPT\n"
1567 >                  "    ensemble, you must set tauThermostat.\n");
1568 >        painCave.isFatal = 1;
1569 >        simError();
1570 >      }
1571 >
1572 >      if( globals->haveTauBarostat() )
1573 >        myNPTfm->setTauBarostat( globals->getTauBarostat() );
1574 >      else{
1575 >        sprintf( painCave.errMsg,
1576 >                  "SimSetup error: If you use an NPT\n"
1577 >                  "    ensemble, you must set tauBarostat.\n");
1578 >        painCave.isFatal = 1;
1579 >        simError();
1580 >      }
1581 >      break;
1582 >      
1583 >    default:
1584        sprintf( painCave.errMsg,
1585 <               "SimSetup:initFromBass error.\n"
1211 <               "\tComponent %s, atom %s does not have a position specified.\n"
1212 <               "\tThe initialization routine is unable to give a start"
1213 <               " position.\n",
1214 <               comp_stamps[current_comp]->getID(),
1215 <               current_atom->getType() );
1585 >                 "SimSetup Error. Unrecognized ensemble in case statement.\n");
1586        painCave.isFatal = 1;
1587        simError();
1588      }
1589 +  }
1590 + }
1591  
1592 <    the_atoms[current_atom_ndx]->setX( x + current_atom->getPosX() );
1221 <    the_atoms[current_atom_ndx]->setY( y + current_atom->getPosY() );
1222 <    the_atoms[current_atom_ndx]->setZ( z + current_atom->getPosZ() );
1592 > void SimSetup::initFortran( void ){
1593  
1594 <    if( the_atoms[current_atom_ndx]->isDirectional() ){
1594 >  info[0].refreshSim();
1595 >  
1596 >  if( !strcmp( info[0].mixingRule, "standard") ){
1597 >    the_ff->initForceField( LB_MIXING_RULE );
1598 >  }
1599 >  else if( !strcmp( info[0].mixingRule, "explicit") ){
1600 >    the_ff->initForceField( EXPLICIT_MIXING_RULE );
1601 >  }
1602 >  else{
1603 >    sprintf( painCave.errMsg,
1604 >       "SimSetup Error: unknown mixing rule -> \"%s\"\n",
1605 >       info[0].mixingRule );
1606 >    painCave.isFatal = 1;
1607 >    simError();
1608 >  }
1609  
1226      dAtom = (DirectionalAtom *)the_atoms[current_atom_ndx];
1610  
1611 <      rotMat[0][0] = 1.0;
1612 <      rotMat[0][1] = 0.0;
1613 <      rotMat[0][2] = 0.0;
1611 > #ifdef IS_MPI
1612 >  strcpy( checkPointMsg,
1613 >    "Successfully intialized the mixingRule for Fortran." );
1614 >  MPIcheckPoint();
1615 > #endif // is_mpi
1616  
1617 <      rotMat[1][0] = 0.0;
1233 <      rotMat[1][1] = 1.0;
1234 <      rotMat[1][2] = 0.0;
1617 > }
1618  
1619 <      rotMat[2][0] = 0.0;
1620 <      rotMat[2][1] = 0.0;
1621 <      rotMat[2][2] = 1.0;
1619 > void SimSetup::setupZConstraint(SimInfo& theInfo)
1620 > {
1621 >  int nZConstraints;
1622 >  ZconStamp** zconStamp;
1623  
1624 <      dAtom->setA( rotMat );
1625 <    }
1624 >  if(globals->haveZconstraintTime()){  
1625 >    
1626 >    //add sample time of z-constraint  into SimInfo's property list                    
1627 >    DoubleData* zconsTimeProp = new DoubleData();
1628 >    zconsTimeProp->setID(ZCONSTIME_ID);
1629 >    zconsTimeProp->setData(globals->getZconsTime());
1630 >    theInfo.addProperty(zconsTimeProp);
1631 >  }
1632 >  else{
1633 >    sprintf( painCave.errMsg,
1634 >       "ZConstraint error: If you use an ZConstraint\n"
1635 >       " , you must set sample time.\n");
1636 >    painCave.isFatal = 1;
1637 >    simError();      
1638 >  }
1639  
1640 <    current_atom_ndx++;
1640 >  //push zconsTol into siminfo, if user does not specify
1641 >  //value for zconsTol, a default value will be used
1642 >  DoubleData* zconsTol = new DoubleData();
1643 >  zconsTol->setID(ZCONSTOL_ID);
1644 >  if(globals->haveZconsTol()){
1645 >    zconsTol->setData(globals->getZconsTol());
1646    }
1647 +  else{
1648 +  double defaultZConsTol = 0.01;
1649 +    sprintf( painCave.errMsg,
1650 +       "ZConstraint Waring: Tolerance for z-constraint methodl is not specified\n"
1651 +       " , default value %f is used.\n", defaultZConsTol);
1652 +    painCave.isFatal = 0;
1653 +    simError();      
1654  
1655 <  current_mol++;
1656 <  current_comp_mol++;
1655 >    zconsTol->setData(defaultZConsTol);
1656 >  }
1657 >  theInfo.addProperty(zconsTol);
1658  
1659 <  if( current_comp_mol >= components_nmol[current_comp] ){
1659 >  //set Force Substraction Policy
1660 >  StringData* zconsForcePolicy =  new StringData();
1661 >  zconsForcePolicy->setID(ZCONSFORCEPOLICY_ID);
1662 >  
1663 >  if(globals->haveZconsForcePolicy()){
1664 >    zconsForcePolicy->setData(globals->getZconsForcePolicy());
1665 >  }  
1666 >  else{
1667 >     sprintf( painCave.errMsg,
1668 >             "ZConstraint Warning: User does not set force substraction policy, "
1669 >             "average force substraction policy is used\n");
1670 >     painCave.isFatal = 0;
1671 >     simError();
1672 >     zconsForcePolicy->setData("BYNUMBER");
1673 >  }
1674 >
1675 > theInfo.addProperty(zconsForcePolicy);
1676 >
1677 >  //Determine the name of ouput file and add it into SimInfo's property list
1678 >  //Be careful, do not use inFileName, since it is a pointer which
1679 >  //point to a string at master node, and slave nodes do not contain that string
1680 >  
1681 >  string zconsOutput(theInfo.finalName);
1682 >  
1683 >  zconsOutput = zconsOutput.substr(0, zconsOutput.rfind(".")) + ".fz";
1684 >  
1685 >  StringData* zconsFilename = new StringData();
1686 >  zconsFilename->setID(ZCONSFILENAME_ID);
1687 >  zconsFilename->setData(zconsOutput);
1688 >  
1689 >  theInfo.addProperty(zconsFilename);
1690 >  
1691 >  //setup index, pos and other parameters of z-constraint molecules
1692 >  nZConstraints = globals->getNzConstraints();
1693 >  theInfo.nZconstraints = nZConstraints;
1694  
1695 <    current_comp_mol = 0;
1696 <    current_comp++;
1695 >  zconStamp = globals->getZconStamp();
1696 >  ZConsParaItem tempParaItem;
1697 >
1698 >  ZConsParaData* zconsParaData = new ZConsParaData();
1699 >  zconsParaData->setID(ZCONSPARADATA_ID);
1700 >
1701 >  for(int i = 0; i < nZConstraints; i++){
1702 >    tempParaItem.havingZPos = zconStamp[i]->haveZpos();
1703 >    tempParaItem.zPos = zconStamp[i]->getZpos();
1704 >    tempParaItem.zconsIndex = zconStamp[i]->getMolIndex();
1705 >    tempParaItem.kRatio = zconStamp[i]->getKratio();
1706 >
1707 >    zconsParaData->addItem(tempParaItem);
1708    }
1709 +
1710 +  //sort the parameters by index of molecules
1711 +  zconsParaData->sortByIndex();
1712 +  
1713 +  //push data into siminfo, therefore, we can retrieve later
1714 +  theInfo.addProperty(zconsParaData);
1715 +      
1716   }

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