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root/group/trunk/OOPSE/libmdtools/SimSetup.cpp
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Comparing trunk/OOPSE/libmdtools/SimSetup.cpp (file contents):
Revision 504 by mmeineke, Thu Apr 17 21:54:18 2003 UTC vs.
Revision 658 by tim, Thu Jul 31 15:35:07 2003 UTC

# Line 1 | Line 1
1 + #include <algorithm>
2   #include <cstdlib>
3   #include <iostream>
4   #include <cmath>
5 + #include <string>
6  
7   #include "SimSetup.hpp"
8   #include "parse_me.h"
# Line 12 | Line 14 | SimSetup::SimSetup(){
14   #include "mpiSimulation.hpp"
15   #endif
16  
17 + // some defines for ensemble and Forcefield  cases
18 +
19 + #define NVE_ENS   0
20 + #define NVT_ENS   1
21 + #define NPTi_ENS  2
22 + #define NPTf_ENS  3
23 + #define NPTim_ENS 4
24 + #define NPTfm_ENS 5
25 + #define NVEZCONS_ENS 6
26 +
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 27 | 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 64 | Line 95 | void SimSetup::createSim( void ){
95  
96   void SimSetup::createSim( void ){
97  
67  MakeStamps *the_stamps;
68  Globals* the_globals;
69  ExtendedSystem* the_extendedsystem;
98    int i, j, k, globalAtomIndex;
71
72  // get the stamps and globals;
73  the_stamps = stamps;
74  the_globals = globals;
75
76  // 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();
80
81  // 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() );
84
85  // 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    if (the_globals->haveTargetPressure())
91      the_extendedsystem->setTargetPressure(the_globals->getTargetPressure());
92    else {
93      sprintf( painCave.errMsg,
94               "SimSetup error: If you use the constant pressure\n"
95               "    ensemble, you must set targetPressure.\n"
96               "    This was found in the BASS file.\n");
97      painCave.isFatal = 1;
98      simError();
99    }
100
101    if (the_globals->haveTauThermostat())
102      the_extendedsystem->setTauThermostat(the_globals->getTauThermostat());
103    else if (the_globals->haveQmass())
104      the_extendedsystem->setQmass(the_globals->getQmass());
105    else {
106      sprintf( painCave.errMsg,
107               "SimSetup error: If you use one of the constant temperature\n"
108               "    ensembles, you must set either tauThermostat or qMass.\n"
109               "    Neither of these was found in the BASS file.\n");
110      painCave.isFatal = 1;
111      simError();
112    }
113
114    if (the_globals->haveTauBarostat())
115      the_extendedsystem->setTauBarostat(the_globals->getTauBarostat());
116    else {
117      sprintf( painCave.errMsg,
118               "SimSetup error: If you use the constant pressure\n"
119               "    ensemble, you must set tauBarostat.\n"
120               "    This was found in the BASS file.\n");
121      painCave.isFatal = 1;
122      simError();
123    }
124
125  } else if ( !strcasecmp( ensemble, "NVT") ) {
126    the_extendedsystem = new ExtendedSystem( simnfo );
127    the_extendedsystem->setTargetTemp(the_globals->getTargetTemp());
128
129    if (the_globals->haveTauThermostat())
130      the_extendedsystem->setTauThermostat(the_globals->getTauThermostat());
131    else if (the_globals->haveQmass())
132      the_extendedsystem->setQmass(the_globals->getQmass());
133    else {
134      sprintf( painCave.errMsg,
135               "SimSetup error: If you use one of the constant temperature\n"
136               "    ensembles, you must set either tauThermostat or qMass.\n"
137               "    Neither of these was found in the BASS file.\n");
138      painCave.isFatal = 1;
139      simError();
140    }
141
142  } else if ( !strcasecmp( ensemble, "NVE") ) {
143  } else {
144    sprintf( painCave.errMsg,
145             "SimSetup Warning. Unrecognized Ensemble -> %s, "
146             "reverting to NVE for this simulation.\n",
147             ensemble );
148    painCave.isFatal = 0;
149    simError();
150    strcpy( ensemble, "NVE" );
151  }  
152  strcpy( simnfo->ensemble, ensemble );
153
154  strcpy( simnfo->mixingRule, the_globals->getMixingRule() );
155  simnfo->usePBC = the_globals->getPBC();
156          
157  int usesDipoles = 0;
158  if( !strcmp( force_field, "TraPPE_Ex" ) ){
159    the_ff = new TraPPE_ExFF();
160    usesDipoles = 1;
161  }
162  else if( !strcasecmp( force_field, "LJ" ) ) the_ff = new LJ_FF();
163  else{
164    sprintf( painCave.errMsg,
165             "SimSetup Error. Unrecognized force field -> %s\n",
166             force_field );
167    painCave.isFatal = 1;
168    simError();
169  }
170
171 #ifdef IS_MPI
172  strcpy( checkPointMsg, "ForceField creation successful" );
173  MPIcheckPoint();
174 #endif // is_mpi
175
99    
100 +  // gather all of the information from the Bass file
101 +  
102 +  gatherInfo();
103  
104 <  // get the components and calculate the tot_nMol and indvidual n_mol
179 <  the_components = the_globals->getComponents();
180 <  components_nmol = new int[n_components];
181 <  comp_stamps = new MoleculeStamp*[n_components];
104 >  // creation of complex system objects
105  
106 <  if( !the_globals->haveNMol() ){
184 <    // we don't have the total number of molecules, so we assume it is
185 <    // given in each component
106 >  sysObjectsCreation();
107  
108 <    tot_nmol = 0;
188 <    for( i=0; i<n_components; i++ ){
189 <
190 <      if( !the_components[i]->haveNMol() ){
191 <        // we have a problem
192 <        sprintf( painCave.errMsg,
193 <                 "SimSetup Error. No global NMol or component NMol"
194 <                 " given. Cannot calculate the number of atoms.\n" );
195 <        painCave.isFatal = 1;
196 <        simError();
197 <      }
198 <
199 <      tot_nmol += the_components[i]->getNMol();
200 <      components_nmol[i] = the_components[i]->getNMol();
201 <    }
202 <  }
203 <  else{
204 <    sprintf( painCave.errMsg,
205 <             "SimSetup error.\n"
206 <             "\tSorry, the ability to specify total"
207 <             " nMols and then give molfractions in the components\n"
208 <             "\tis not currently supported."
209 <             " Please give nMol in the components.\n" );
210 <    painCave.isFatal = 1;
211 <    simError();
212 <    
213 <    
214 <    //     tot_nmol = the_globals->getNMol();
215 <    
216 <    //   //we have the total number of molecules, now we check for molfractions
217 <    //     for( i=0; i<n_components; i++ ){
218 <    
219 <    //       if( !the_components[i]->haveMolFraction() ){
220 <    
221 <    //  if( !the_components[i]->haveNMol() ){
222 <    //    //we have a problem
223 <    //    std::cerr << "SimSetup error. Neither molFraction nor "
224 <    //              << " nMol was given in component
225 <    
226 <  }
227 <
228 < #ifdef IS_MPI
229 <  strcpy( checkPointMsg, "Have the number of components" );
230 <  MPIcheckPoint();
231 < #endif // is_mpi
232 <
233 <  // make an array of molecule stamps that match the components used.
234 <  // also extract the used stamps out into a separate linked list
235 <
236 <  simnfo->nComponents = n_components;
237 <  simnfo->componentsNmol = components_nmol;
238 <  simnfo->compStamps = comp_stamps;
239 <  simnfo->headStamp = new LinkedMolStamp();
108 >  // check on the post processing info
109    
110 <  char* id;
242 <  LinkedMolStamp* headStamp = simnfo->headStamp;
243 <  LinkedMolStamp* currentStamp = NULL;
244 <  for( i=0; i<n_components; i++ ){
110 >  finalInfoCheck();
111  
112 <    id = the_components[i]->getType();
247 <    comp_stamps[i] = NULL;
248 <    
249 <    // check to make sure the component isn't already in the list
112 >  // initialize the system coordinates
113  
114 <    comp_stamps[i] = headStamp->match( id );
252 <    if( comp_stamps[i] == NULL ){
253 <      
254 <      // extract the component from the list;
255 <      
256 <      currentStamp = the_stamps->extractMolStamp( id );
257 <      if( currentStamp == NULL ){
258 <        sprintf( painCave.errMsg,
259 <                 "SimSetup error: Component \"%s\" was not found in the "
260 <                 "list of declared molecules\n",
261 <                 id );
262 <        painCave.isFatal = 1;
263 <        simError();
264 <      }
265 <      
266 <      headStamp->add( currentStamp );
267 <      comp_stamps[i] = headStamp->match( id );
268 <    }
269 <  }
270 <
271 < #ifdef IS_MPI
272 <  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
273 <  MPIcheckPoint();
274 < #endif // is_mpi
114 >  initSystemCoords();
115    
116  
117 +  // make the output filenames
118  
119 <
120 <  // caclulate the number of atoms, bonds, bends and torsions
121 <
281 <  tot_atoms = 0;
282 <  tot_bonds = 0;
283 <  tot_bends = 0;
284 <  tot_torsions = 0;
285 <  for( i=0; i<n_components; i++ ){
286 <    
287 <    tot_atoms +=    components_nmol[i] * comp_stamps[i]->getNAtoms();
288 <    tot_bonds +=    components_nmol[i] * comp_stamps[i]->getNBonds();
289 <    tot_bends +=    components_nmol[i] * comp_stamps[i]->getNBends();
290 <    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
291 <  }
292 <
293 <  tot_SRI = tot_bonds + tot_bends + tot_torsions;
294 <
295 <  simnfo->n_atoms = tot_atoms;
296 <  simnfo->n_bonds = tot_bonds;
297 <  simnfo->n_bends = tot_bends;
298 <  simnfo->n_torsions = tot_torsions;
299 <  simnfo->n_SRI = tot_SRI;
300 <  simnfo->n_mol = tot_nmol;
119 >  makeOutNames();
120 >  
121 >  // make the integrator
122    
123 <  simnfo->molMembershipArray = new int[tot_atoms];
303 <
304 < #ifdef IS_MPI
305 <
306 <  // divide the molecules among processors here.
307 <  
308 <  mpiSim = new mpiSimulation( simnfo );
309 <  
310 <  globalIndex = mpiSim->divideLabor();
311 <
312 <  // set up the local variables
313 <  
314 <  int localMol, allMol;
315 <  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
316 <
317 <  int* mol2proc = mpiSim->getMolToProcMap();
318 <  int* molCompType = mpiSim->getMolComponentType();
319 <  
320 <  allMol = 0;
321 <  localMol = 0;
322 <  local_atoms = 0;
323 <  local_bonds = 0;
324 <  local_bends = 0;
325 <  local_torsions = 0;
326 <  globalAtomIndex = 0;
327 <
328 <
329 <  for( i=0; i<n_components; i++ ){
330 <
331 <    for( j=0; j<components_nmol[i]; j++ ){
332 <      
333 <      if( mol2proc[allMol] == worldRank ){
334 <        
335 <        local_atoms +=    comp_stamps[i]->getNAtoms();
336 <        local_bonds +=    comp_stamps[i]->getNBonds();
337 <        local_bends +=    comp_stamps[i]->getNBends();
338 <        local_torsions += comp_stamps[i]->getNTorsions();
339 <        localMol++;
340 <      }      
341 <      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
342 <        simnfo->molMembershipArray[globalAtomIndex] = allMol;
343 <        globalAtomIndex++;
344 <      }
345 <
346 <      allMol++;      
347 <    }
348 <  }
349 <  local_SRI = local_bonds + local_bends + local_torsions;
350 <  
351 <  simnfo->n_atoms = mpiSim->getMyNlocal();  
352 <  
353 <  if( local_atoms != simnfo->n_atoms ){
354 <    sprintf( painCave.errMsg,
355 <             "SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
356 <             " localAtom (%d) are not equal.\n",
357 <             simnfo->n_atoms,
358 <             local_atoms );
359 <    painCave.isFatal = 1;
360 <    simError();
361 <  }
362 <
363 <  simnfo->n_bonds = local_bonds;
364 <  simnfo->n_bends = local_bends;
365 <  simnfo->n_torsions = local_torsions;
366 <  simnfo->n_SRI = local_SRI;
367 <  simnfo->n_mol = localMol;
368 <
369 <  strcpy( checkPointMsg, "Passed nlocal consistency check." );
370 <  MPIcheckPoint();
371 <  
372 <  
373 < #endif // is_mpi
374 <  
375 <
376 <  // create the atom and short range interaction arrays
377 <
378 <  Atom::createArrays(simnfo->n_atoms);
379 <  the_atoms = new Atom*[simnfo->n_atoms];
380 <  the_molecules = new Molecule[simnfo->n_mol];
381 <  int molIndex;
382 <
383 <  // initialize the molecule's stampID's
384 <
385 < #ifdef IS_MPI
386 <  
387 <
388 <  molIndex = 0;
389 <  for(i=0; i<mpiSim->getTotNmol(); i++){
390 <    
391 <    if(mol2proc[i] == worldRank ){
392 <      the_molecules[molIndex].setStampID( molCompType[i] );
393 <      the_molecules[molIndex].setMyIndex( molIndex );
394 <      the_molecules[molIndex].setGlobalIndex( i );
395 <      molIndex++;
396 <    }
397 <  }
398 <
399 < #else // is_mpi
400 <  
401 <  molIndex = 0;
402 <  globalAtomIndex = 0;
403 <  for(i=0; i<n_components; i++){
404 <    for(j=0; j<components_nmol[i]; j++ ){
405 <      the_molecules[molIndex].setStampID( i );
406 <      the_molecules[molIndex].setMyIndex( molIndex );
407 <      the_molecules[molIndex].setGlobalIndex( molIndex );
408 <      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
409 <        simnfo->molMembershipArray[globalAtomIndex] = molIndex;
410 <        globalAtomIndex++;
411 <      }
412 <      molIndex++;
413 <    }
414 <  }
415 <    
416 <
417 < #endif // is_mpi
418 <
419 <
420 <  if( simnfo->n_SRI ){
421 <    
422 <    Exclude::createArray(simnfo->n_SRI);
423 <    the_excludes = new Exclude*[simnfo->n_SRI];
424 <    for( int ex=0; ex<simnfo->n_SRI; ex++) the_excludes[ex] = new Exclude(ex);
425 <    simnfo->globalExcludes = new int;
426 <    simnfo->n_exclude = simnfo->n_SRI;
427 <  }
428 <  else{
429 <    
430 <    Exclude::createArray( 1 );
431 <    the_excludes = new Exclude*;
432 <    the_excludes[0] = new Exclude(0);
433 <    the_excludes[0]->setPair( 0,0 );
434 <    simnfo->globalExcludes = new int;
435 <    simnfo->globalExcludes[0] = 0;
436 <    simnfo->n_exclude = 0;
437 <  }
438 <
439 <  // set the arrays into the SimInfo object
440 <
441 <  simnfo->atoms = the_atoms;
442 <  simnfo->molecules = the_molecules;
443 <  simnfo->nGlobalExcludes = 0;
444 <  simnfo->excludes = the_excludes;
445 <
446 <
447 <  // get some of the tricky things that may still be in the globals
448 <
449 <  
450 <  if( the_globals->haveBox() ){
451 <    simnfo->box_x = the_globals->getBox();
452 <    simnfo->box_y = the_globals->getBox();
453 <    simnfo->box_z = the_globals->getBox();
454 <  }
455 <  else if( the_globals->haveDensity() ){
456 <
457 <    double vol;
458 <    vol = (double)tot_nmol / the_globals->getDensity();
459 <    simnfo->box_x = pow( vol, ( 1.0 / 3.0 ) );
460 <    simnfo->box_y = simnfo->box_x;
461 <    simnfo->box_z = simnfo->box_x;
462 <  }
463 <  else{
464 <    if( !the_globals->haveBoxX() ){
465 <      sprintf( painCave.errMsg,
466 <               "SimSetup error, no periodic BoxX size given.\n" );
467 <      painCave.isFatal = 1;
468 <      simError();
469 <    }
470 <    simnfo->box_x = the_globals->getBoxX();
471 <
472 <    if( !the_globals->haveBoxY() ){
473 <      sprintf( painCave.errMsg,
474 <               "SimSetup error, no periodic BoxY size given.\n" );
475 <      painCave.isFatal = 1;
476 <      simError();
477 <    }
478 <    simnfo->box_y = the_globals->getBoxY();
479 <
480 <    if( !the_globals->haveBoxZ() ){
481 <      sprintf( painCave.errMsg,
482 <               "SimSetup error, no periodic BoxZ size given.\n" );
483 <      painCave.isFatal = 1;
484 <      simError();
485 <    }
486 <    simnfo->box_z = the_globals->getBoxZ();
487 <  }
488 <
489 < #ifdef IS_MPI
490 <  strcpy( checkPointMsg, "Box size set up" );
491 <  MPIcheckPoint();
492 < #endif // is_mpi
493 <
494 <
495 <  // initialize the arrays
496 <
497 <  the_ff->setSimInfo( simnfo );
498 <
499 <  makeMolecules();
500 <  simnfo->identArray = new int[simnfo->n_atoms];
501 <  for(i=0; i<simnfo->n_atoms; i++){
502 <    simnfo->identArray[i] = the_atoms[i]->getIdent();
503 <  }
123 >  makeIntegrator();
124    
505  if (the_globals->getUseRF() ) {
506    simnfo->useReactionField = 1;
507  
508    if( !the_globals->haveECR() ){
509      sprintf( painCave.errMsg,
510               "SimSetup Warning: using default value of 1/2 the smallest "
511               "box length for the electrostaticCutoffRadius.\n"
512               "I hope you have a very fast processor!\n");
513      painCave.isFatal = 0;
514      simError();
515      double smallest;
516      smallest = simnfo->box_x;
517      if (simnfo->box_y <= smallest) smallest = simnfo->box_y;
518      if (simnfo->box_z <= smallest) smallest = simnfo->box_z;
519      simnfo->ecr = 0.5 * smallest;
520    } else {
521      simnfo->ecr        = the_globals->getECR();
522    }
523
524    if( !the_globals->haveEST() ){
525      sprintf( painCave.errMsg,
526               "SimSetup Warning: using default value of 0.05 * the "
527               "electrostaticCutoffRadius for the electrostaticSkinThickness\n"
528               );
529      painCave.isFatal = 0;
530      simError();
531      simnfo->est = 0.05 * simnfo->ecr;
532    } else {
533      simnfo->est        = the_globals->getEST();
534    }
535    
536    if(!the_globals->haveDielectric() ){
537      sprintf( painCave.errMsg,
538               "SimSetup Error: You are trying to use Reaction Field without"
539               "setting a dielectric constant!\n"
540               );
541      painCave.isFatal = 1;
542      simError();
543    }
544    simnfo->dielectric = the_globals->getDielectric();  
545  } else {
546    if (usesDipoles) {
547      
548      if( !the_globals->haveECR() ){
549        sprintf( painCave.errMsg,
550                 "SimSetup Warning: using default value of 1/2 the smallest "
551                 "box length for the electrostaticCutoffRadius.\n"
552                 "I hope you have a very fast processor!\n");
553        painCave.isFatal = 0;
554        simError();
555        double smallest;
556        smallest = simnfo->box_x;
557        if (simnfo->box_y <= smallest) smallest = simnfo->box_y;
558        if (simnfo->box_z <= smallest) smallest = simnfo->box_z;
559        simnfo->ecr = 0.5 * smallest;
560      } else {
561        simnfo->ecr        = the_globals->getECR();
562      }
563      
564      if( !the_globals->haveEST() ){
565        sprintf( painCave.errMsg,
566                 "SimSetup Warning: using default value of 5%% of the "
567                 "electrostaticCutoffRadius for the "
568                 "electrostaticSkinThickness\n"
569                 );
570        painCave.isFatal = 0;
571        simError();
572        simnfo->est = 0.05 * simnfo->ecr;
573      } else {
574        simnfo->est        = the_globals->getEST();
575      }
576    }
577  }  
578
579 #ifdef IS_MPI
580  strcpy( checkPointMsg, "electrostatic parameters check out" );
581  MPIcheckPoint();
582 #endif // is_mpi
583
584 if( the_globals->haveInitialConfig() ){
585
586     InitializeFromFile* fileInit;
587 #ifdef IS_MPI // is_mpi
588     if( worldRank == 0 ){
589 #endif //is_mpi
590   fileInit = new InitializeFromFile( the_globals->getInitialConfig() );
591 #ifdef IS_MPI
592     }else fileInit = new InitializeFromFile( NULL );
593 #endif
594   fileInit->read_xyz( simnfo ); // default velocities on
595
596   delete fileInit;
597 }
598 else{
599
600 #ifdef IS_MPI
601
602  // no init from bass
603  
604  sprintf( painCave.errMsg,
605           "Cannot intialize a parallel simulation without an initial configuration file.\n" );
606  painCave.isFatal;
607  simError();
608  
609 #else
610
611  initFromBass();
612
613
614 #endif
615 }
616
617 #ifdef IS_MPI
618  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
619  MPIcheckPoint();
620 #endif // is_mpi
621
622
623  
624
625  
626
627  
628 #ifdef IS_MPI
629  if( worldRank == 0 ){
630 #endif // is_mpi
631    
632    if( the_globals->haveFinalConfig() ){
633      strcpy( simnfo->finalName, the_globals->getFinalConfig() );
634    }
635    else{
636      strcpy( simnfo->finalName, inFileName );
637      char* endTest;
638      int nameLength = strlen( simnfo->finalName );
639      endTest = &(simnfo->finalName[nameLength - 5]);
640      if( !strcmp( endTest, ".bass" ) ){
641        strcpy( endTest, ".eor" );
642      }
643      else if( !strcmp( endTest, ".BASS" ) ){
644        strcpy( endTest, ".eor" );
645      }
646      else{
647        endTest = &(simnfo->finalName[nameLength - 4]);
648        if( !strcmp( endTest, ".bss" ) ){
649          strcpy( endTest, ".eor" );
650        }
651        else if( !strcmp( endTest, ".mdl" ) ){
652          strcpy( endTest, ".eor" );
653        }
654        else{
655          strcat( simnfo->finalName, ".eor" );
656        }
657      }
658    }
659    
660    // make the sample and status out names
661    
662    strcpy( simnfo->sampleName, inFileName );
663    char* endTest;
664    int nameLength = strlen( simnfo->sampleName );
665    endTest = &(simnfo->sampleName[nameLength - 5]);
666    if( !strcmp( endTest, ".bass" ) ){
667      strcpy( endTest, ".dump" );
668    }
669    else if( !strcmp( endTest, ".BASS" ) ){
670      strcpy( endTest, ".dump" );
671    }
672    else{
673      endTest = &(simnfo->sampleName[nameLength - 4]);
674      if( !strcmp( endTest, ".bss" ) ){
675        strcpy( endTest, ".dump" );
676      }
677      else if( !strcmp( endTest, ".mdl" ) ){
678        strcpy( endTest, ".dump" );
679      }
680      else{
681        strcat( simnfo->sampleName, ".dump" );
682      }
683    }
684    
685    strcpy( simnfo->statusName, inFileName );
686    nameLength = strlen( simnfo->statusName );
687    endTest = &(simnfo->statusName[nameLength - 5]);
688    if( !strcmp( endTest, ".bass" ) ){
689      strcpy( endTest, ".stat" );
690    }
691    else if( !strcmp( endTest, ".BASS" ) ){
692      strcpy( endTest, ".stat" );
693    }
694    else{
695      endTest = &(simnfo->statusName[nameLength - 4]);
696      if( !strcmp( endTest, ".bss" ) ){
697        strcpy( endTest, ".stat" );
698      }
699      else if( !strcmp( endTest, ".mdl" ) ){
700        strcpy( endTest, ".stat" );
701      }
702      else{
703        strcat( simnfo->statusName, ".stat" );
704      }
705    }
706    
707 #ifdef IS_MPI
708  }
709 #endif // is_mpi
710  
711  // set the status, sample, and themal kick times
712  
713  if( the_globals->haveSampleTime() ){
714    simnfo->sampleTime = the_globals->getSampleTime();
715    simnfo->statusTime = simnfo->sampleTime;
716    simnfo->thermalTime = simnfo->sampleTime;
717  }
718  else{
719    simnfo->sampleTime = the_globals->getRunTime();
720    simnfo->statusTime = simnfo->sampleTime;
721    simnfo->thermalTime = simnfo->sampleTime;
722  }
723
724  if( the_globals->haveStatusTime() ){
725    simnfo->statusTime = the_globals->getStatusTime();
726  }
727
728  if( the_globals->haveThermalTime() ){
729    simnfo->thermalTime = the_globals->getThermalTime();
730  }
731
732  // check for the temperature set flag
733
734  if( the_globals->haveTempSet() ) simnfo->setTemp = the_globals->getTempSet();
735
736
737 //   // make the longe range forces and the integrator
738
739 //   new AllLong( simnfo );
740
741
742  if( !strcmp( force_field, "TraPPE_Ex" ) ){
743    new Symplectic(simnfo, the_ff, the_extendedsystem);
744  }
745  else if( !strcmp( force_field, "LJ" ) ){
746    new Verlet( *simnfo, the_ff, the_extendedsystem );
747  }
748
125   #ifdef IS_MPI
126    mpiSim->mpiRefresh();
127   #endif
128  
129    // initialize the Fortran
130  
131 +  initFortran();
132  
756  simnfo->refreshSim();
757  
758  if( !strcmp( simnfo->mixingRule, "standard") ){
759    the_ff->initForceField( LB_MIXING_RULE );
760  }
761  else if( !strcmp( simnfo->mixingRule, "explicit") ){
762    the_ff->initForceField( EXPLICIT_MIXING_RULE );
763  }
764  else{
765    sprintf( painCave.errMsg,
766             "SimSetup Error: unknown mixing rule -> \"%s\"\n",
767             simnfo->mixingRule );
768    painCave.isFatal = 1;
769    simError();
770  }
133  
134  
773 #ifdef IS_MPI
774  strcpy( checkPointMsg,
775          "Successfully intialized the mixingRule for Fortran." );
776  MPIcheckPoint();
777 #endif // is_mpi
135   }
136  
137  
138   void SimSetup::makeMolecules( void ){
139  
140    int i, j, exI, exJ, tempEx, stampID, atomOffset, excludeOffset;
141 <  molInit info;
141 >  molInit molInfo;
142    DirectionalAtom* dAtom;
143    LinkedAssign* extras;
144    LinkedAssign* current_extra;
# Line 806 | Line 163 | void SimSetup::makeMolecules( void ){
163    
164    atomOffset = 0;
165    excludeOffset = 0;
166 <  for(i=0; i<simnfo->n_mol; i++){
166 >  for(i=0; i<info->n_mol; i++){
167      
168      stampID = the_molecules[i].getStampID();
169  
170 <    info.nAtoms    = comp_stamps[stampID]->getNAtoms();
171 <    info.nBonds    = comp_stamps[stampID]->getNBonds();
172 <    info.nBends    = comp_stamps[stampID]->getNBends();
173 <    info.nTorsions = comp_stamps[stampID]->getNTorsions();
174 <    info.nExcludes = info.nBonds + info.nBends + info.nTorsions;
170 >    molInfo.nAtoms    = comp_stamps[stampID]->getNAtoms();
171 >    molInfo.nBonds    = comp_stamps[stampID]->getNBonds();
172 >    molInfo.nBends    = comp_stamps[stampID]->getNBends();
173 >    molInfo.nTorsions = comp_stamps[stampID]->getNTorsions();
174 >    molInfo.nExcludes = molInfo.nBonds + molInfo.nBends + molInfo.nTorsions;
175  
176 <    info.myAtoms = &the_atoms[atomOffset];
177 <    info.myExcludes = &the_excludes[excludeOffset];
178 <    info.myBonds = new Bond*[info.nBonds];
179 <    info.myBends = new Bend*[info.nBends];
180 <    info.myTorsions = new Torsion*[info.nTorsions];
176 >    molInfo.myAtoms = &the_atoms[atomOffset];
177 >    molInfo.myExcludes = &the_excludes[excludeOffset];
178 >    molInfo.myBonds = new Bond*[molInfo.nBonds];
179 >    molInfo.myBends = new Bend*[molInfo.nBends];
180 >    molInfo.myTorsions = new Torsion*[molInfo.nTorsions];
181  
182 <    theBonds = new bond_pair[info.nBonds];
183 <    theBends = new bend_set[info.nBends];
184 <    theTorsions = new torsion_set[info.nTorsions];
182 >    theBonds = new bond_pair[molInfo.nBonds];
183 >    theBends = new bend_set[molInfo.nBends];
184 >    theTorsions = new torsion_set[molInfo.nTorsions];
185      
186      // make the Atoms
187      
188 <    for(j=0; j<info.nAtoms; j++){
188 >    for(j=0; j<molInfo.nAtoms; j++){
189        
190        currentAtom = comp_stamps[stampID]->getAtom( j );
191        if( currentAtom->haveOrientation() ){
192          
193          dAtom = new DirectionalAtom(j + atomOffset);
194 <        simnfo->n_oriented++;
195 <        info.myAtoms[j] = dAtom;
194 >        info->n_oriented++;
195 >        molInfo.myAtoms[j] = dAtom;
196          
197          ux = currentAtom->getOrntX();
198          uy = currentAtom->getOrntY();
# Line 853 | Line 210 | void SimSetup::makeMolecules( void ){
210          dAtom->setSUz( uz );
211        }
212        else{
213 <        info.myAtoms[j] = new GeneralAtom(j + atomOffset);
213 >        molInfo.myAtoms[j] = new GeneralAtom(j + atomOffset);
214        }
215 <      info.myAtoms[j]->setType( currentAtom->getType() );
215 >      molInfo.myAtoms[j]->setType( currentAtom->getType() );
216      
217   #ifdef IS_MPI
218        
219 <      info.myAtoms[j]->setGlobalIndex( globalIndex[j+atomOffset] );
219 >      molInfo.myAtoms[j]->setGlobalIndex( globalIndex[j+atomOffset] );
220        
221   #endif // is_mpi
222      }
223      
224      // make the bonds
225 <    for(j=0; j<info.nBonds; j++){
225 >    for(j=0; j<molInfo.nBonds; j++){
226        
227        currentBond = comp_stamps[stampID]->getBond( j );
228        theBonds[j].a = currentBond->getA() + atomOffset;
# Line 892 | Line 249 | void SimSetup::makeMolecules( void ){
249        the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
250   #endif  //is_mpi
251      }
252 <    excludeOffset += info.nBonds;
252 >    excludeOffset += molInfo.nBonds;
253  
254      //make the bends
255 <    for(j=0; j<info.nBends; j++){
255 >    for(j=0; j<molInfo.nBends; j++){
256        
257        currentBend = comp_stamps[stampID]->getBend( j );
258        theBends[j].a = currentBend->getA() + atomOffset;
# Line 978 | Line 335 | void SimSetup::makeMolecules( void ){
335        the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
336   #endif  //is_mpi
337      }
338 <    excludeOffset += info.nBends;
338 >    excludeOffset += molInfo.nBends;
339  
340 <    for(j=0; j<info.nTorsions; j++){
340 >    for(j=0; j<molInfo.nTorsions; j++){
341        
342        currentTorsion = comp_stamps[stampID]->getTorsion( j );
343        theTorsions[j].a = currentTorsion->getA() + atomOffset;
# Line 1008 | Line 365 | void SimSetup::makeMolecules( void ){
365        the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
366   #endif  //is_mpi
367      }
368 <    excludeOffset += info.nTorsions;
368 >    excludeOffset += molInfo.nTorsions;
369  
370      
371      // send the arrays off to the forceField for init.
372  
373 <    the_ff->initializeAtoms( info.nAtoms, info.myAtoms );
374 <    the_ff->initializeBonds( info.nBonds, info.myBonds, theBonds );
375 <    the_ff->initializeBends( info.nBends, info.myBends, theBends );
376 <    the_ff->initializeTorsions( info.nTorsions, info.myTorsions, theTorsions );
373 >    the_ff->initializeAtoms( molInfo.nAtoms, molInfo.myAtoms );
374 >    the_ff->initializeBonds( molInfo.nBonds, molInfo.myBonds, theBonds );
375 >    the_ff->initializeBends( molInfo.nBends, molInfo.myBends, theBends );
376 >    the_ff->initializeTorsions( molInfo.nTorsions, molInfo.myTorsions, theTorsions );
377  
378  
379 <    the_molecules[i].initialize( info );
379 >    the_molecules[i].initialize( molInfo );
380  
381  
382 <    atomOffset += info.nAtoms;
382 >    atomOffset += molInfo.nAtoms;
383      delete[] theBonds;
384      delete[] theBends;
385      delete[] theTorsions;
# Line 1058 | Line 415 | void SimSetup::initFromBass( void ){
415      have_extra =1;
416  
417      n_cells = (int)temp3 - 1;
418 <    cellx = simnfo->box_x / temp3;
419 <    celly = simnfo->box_y / temp3;
420 <    cellz = simnfo->box_z / temp3;
418 >    cellx = info->boxL[0] / temp3;
419 >    celly = info->boxL[1] / temp3;
420 >    cellz = info->boxL[2] / temp3;
421      n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
422      temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
423      n_per_extra = (int)ceil( temp1 );
# Line 1075 | Line 432 | void SimSetup::initFromBass( void ){
432    }
433    else{
434      n_cells = (int)temp3;
435 <    cellx = simnfo->box_x / temp3;
436 <    celly = simnfo->box_y / temp3;
437 <    cellz = simnfo->box_z / temp3;
435 >    cellx = info->boxL[0] / temp3;
436 >    celly = info->boxL[1] / temp3;
437 >    cellz = info->boxL[2] / temp3;
438    }
439  
440    current_mol = 0;
# Line 1157 | Line 514 | void SimSetup::initFromBass( void ){
514    }
515  
516  
517 <  for( i=0; i<simnfo->n_atoms; i++ ){
518 <    simnfo->atoms[i]->set_vx( 0.0 );
519 <    simnfo->atoms[i]->set_vy( 0.0 );
520 <    simnfo->atoms[i]->set_vz( 0.0 );
517 >  for( i=0; i<info->n_atoms; i++ ){
518 >    info->atoms[i]->set_vx( 0.0 );
519 >    info->atoms[i]->set_vy( 0.0 );
520 >    info->atoms[i]->set_vz( 0.0 );
521    }
522   }
523  
# Line 1221 | Line 578 | void SimSetup::makeElement( double x, double y, double
578      current_comp++;
579    }
580   }
581 +
582 +
583 + void SimSetup::gatherInfo( void ){
584 +  int i,j,k;
585 +
586 +  ensembleCase = -1;
587 +  ffCase = -1;
588 +
589 +  // get the stamps and globals;
590 +  stamps = stamps;
591 +  globals = globals;
592 +
593 +  // set the easy ones first
594 +  info->target_temp = globals->getTargetTemp();
595 +  info->dt = globals->getDt();
596 +  info->run_time = globals->getRunTime();
597 +  n_components = globals->getNComponents();
598 +
599 +
600 +  // get the forceField
601 +
602 +  strcpy( force_field, globals->getForceField() );
603 +
604 +  if( !strcasecmp( force_field, "DUFF" )) ffCase = FF_DUFF;
605 +  else if( !strcasecmp( force_field, "LJ" )) ffCase = FF_LJ;
606 +  else if( !strcasecmp( force_field, "EAM" )) ffCase = FF_EAM;
607 +  else{
608 +    sprintf( painCave.errMsg,
609 +             "SimSetup Error. Unrecognized force field -> %s\n",
610 +             force_field );
611 +    painCave.isFatal = 1;
612 +    simError();
613 +  }
614 +
615 +  // get the ensemble
616 +
617 +  strcpy( ensemble, globals->getEnsemble() );
618 +
619 +  if( !strcasecmp( ensemble, "NVE" ))      ensembleCase = NVE_ENS;
620 +  else if( !strcasecmp( ensemble, "NVT" )) ensembleCase = NVT_ENS;
621 +  else if( !strcasecmp( ensemble, "NPTi" ) || !strcasecmp( ensemble, "NPT") )
622 +    ensembleCase = NPTi_ENS;
623 +  else if( !strcasecmp( ensemble, "NPTf" )) ensembleCase = NPTf_ENS;
624 +  else if( !strcasecmp( ensemble, "NPTim" )) ensembleCase = NPTim_ENS;
625 +  else if( !strcasecmp( ensemble, "NPTfm" )) ensembleCase = NPTfm_ENS;
626 +  else if( !strcasecmp( ensemble, "NVEZCONS")) ensembleCase = NVEZCONS_ENS;
627 +  else{
628 +    sprintf( painCave.errMsg,
629 +             "SimSetup Warning. Unrecognized Ensemble -> %s, "
630 +             "reverting to NVE for this simulation.\n",
631 +             ensemble );
632 +    painCave.isFatal = 0;
633 +    simError();
634 +    strcpy( ensemble, "NVE" );
635 +    ensembleCase = NVE_ENS;
636 +  }  
637 +  strcpy( info->ensemble, ensemble );
638 +
639 +  // get the mixing rule
640 +
641 +  strcpy( info->mixingRule, globals->getMixingRule() );
642 +  info->usePBC = globals->getPBC();
643 +        
644 +  
645 +  // get the components and calculate the tot_nMol and indvidual n_mol
646 +
647 +  the_components = globals->getComponents();
648 +  components_nmol = new int[n_components];
649 +
650 +
651 +  if( !globals->haveNMol() ){
652 +    // we don't have the total number of molecules, so we assume it is
653 +    // given in each component
654 +
655 +    tot_nmol = 0;
656 +    for( i=0; i<n_components; i++ ){
657 +
658 +      if( !the_components[i]->haveNMol() ){
659 +        // we have a problem
660 +        sprintf( painCave.errMsg,
661 +                 "SimSetup Error. No global NMol or component NMol"
662 +                 " given. Cannot calculate the number of atoms.\n" );
663 +        painCave.isFatal = 1;
664 +        simError();
665 +      }
666 +
667 +      tot_nmol += the_components[i]->getNMol();
668 +      components_nmol[i] = the_components[i]->getNMol();
669 +    }
670 +  }
671 +  else{
672 +    sprintf( painCave.errMsg,
673 +             "SimSetup error.\n"
674 +             "\tSorry, the ability to specify total"
675 +             " nMols and then give molfractions in the components\n"
676 +             "\tis not currently supported."
677 +             " Please give nMol in the components.\n" );
678 +    painCave.isFatal = 1;
679 +    simError();
680 +  }
681 +
682 +  // set the status, sample, and thermal kick times
683 +  
684 +  if( globals->haveSampleTime() ){
685 +    info->sampleTime = globals->getSampleTime();
686 +    info->statusTime = info->sampleTime;
687 +    info->thermalTime = info->sampleTime;
688 +  }
689 +  else{
690 +    info->sampleTime = globals->getRunTime();
691 +    info->statusTime = info->sampleTime;
692 +    info->thermalTime = info->sampleTime;
693 +  }
694 +
695 +  if( globals->haveStatusTime() ){
696 +    info->statusTime = globals->getStatusTime();
697 +  }
698 +
699 +  if( globals->haveThermalTime() ){
700 +    info->thermalTime = globals->getThermalTime();
701 +  }
702 +
703 +  // check for the temperature set flag
704 +
705 +  if( globals->haveTempSet() ) info->setTemp = globals->getTempSet();
706 +
707 +  // get some of the tricky things that may still be in the globals
708 +
709 +  double boxVector[3];
710 +  if( globals->haveBox() ){
711 +    boxVector[0] = globals->getBox();
712 +    boxVector[1] = globals->getBox();
713 +    boxVector[2] = globals->getBox();
714 +    
715 +    info->setBox( boxVector );
716 +  }
717 +  else if( globals->haveDensity() ){
718 +
719 +    double vol;
720 +    vol = (double)tot_nmol / globals->getDensity();
721 +     boxVector[0] = pow( vol, ( 1.0 / 3.0 ) );
722 +     boxVector[1] = boxVector[0];
723 +     boxVector[2] = boxVector[0];
724 +
725 +    info->setBox( boxVector );
726 +  }
727 +  else{
728 +    if( !globals->haveBoxX() ){
729 +      sprintf( painCave.errMsg,
730 +               "SimSetup error, no periodic BoxX size given.\n" );
731 +      painCave.isFatal = 1;
732 +      simError();
733 +    }
734 +    boxVector[0] = globals->getBoxX();
735 +
736 +    if( !globals->haveBoxY() ){
737 +      sprintf( painCave.errMsg,
738 +               "SimSetup error, no periodic BoxY size given.\n" );
739 +      painCave.isFatal = 1;
740 +      simError();
741 +    }
742 +    boxVector[1] = globals->getBoxY();
743 +
744 +    if( !globals->haveBoxZ() ){
745 +      sprintf( painCave.errMsg,
746 +               "SimSetup error, no periodic BoxZ size given.\n" );
747 +      painCave.isFatal = 1;
748 +      simError();
749 +    }
750 +    boxVector[2] = globals->getBoxZ();
751 +
752 +    info->setBox( boxVector );
753 +  }
754 +
755 +
756 +    
757 + #ifdef IS_MPI
758 +  strcpy( checkPointMsg, "Succesfully gathered all information from Bass\n" );
759 +  MPIcheckPoint();
760 + #endif // is_mpi
761 +
762 + }
763 +
764 +
765 + void SimSetup::finalInfoCheck( void ){
766 +  int index;
767 +  int usesDipoles;
768 +  
769 +
770 +  // check electrostatic parameters
771 +  
772 +  index = 0;
773 +  usesDipoles = 0;
774 +  while( (index < info->n_atoms) && !usesDipoles ){
775 +    usesDipoles = ((info->atoms)[index])->hasDipole();
776 +    index++;
777 +  }
778 +  
779 + #ifdef IS_MPI
780 +  int myUse = usesDipoles;
781 +  MPI_Allreduce( &myUse, &usesDipoles, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD );
782 + #endif //is_mpi
783 +
784 +  double theEcr, theEst;
785 +
786 +  if (globals->getUseRF() ) {
787 +    info->useReactionField = 1;
788 +    
789 +    if( !globals->haveECR() ){
790 +      sprintf( painCave.errMsg,
791 +               "SimSetup Warning: using default value of 1/2 the smallest "
792 +               "box length for the electrostaticCutoffRadius.\n"
793 +               "I hope you have a very fast processor!\n");
794 +      painCave.isFatal = 0;
795 +      simError();
796 +      double smallest;
797 +      smallest = info->boxL[0];
798 +      if (info->boxL[1] <= smallest) smallest = info->boxL[1];
799 +      if (info->boxL[2] <= smallest) smallest = info->boxL[2];
800 +      theEcr = 0.5 * smallest;
801 +    } else {
802 +      theEcr = globals->getECR();
803 +    }
804 +
805 +    if( !globals->haveEST() ){
806 +      sprintf( painCave.errMsg,
807 +               "SimSetup Warning: using default value of 0.05 * the "
808 +               "electrostaticCutoffRadius for the electrostaticSkinThickness\n"
809 +               );
810 +      painCave.isFatal = 0;
811 +      simError();
812 +      theEst = 0.05 * theEcr;
813 +    } else {
814 +      theEst= globals->getEST();
815 +    }
816 +
817 +    info->setEcr( theEcr, theEst );
818 +    
819 +    if(!globals->haveDielectric() ){
820 +      sprintf( painCave.errMsg,
821 +               "SimSetup Error: You are trying to use Reaction Field without"
822 +               "setting a dielectric constant!\n"
823 +               );
824 +      painCave.isFatal = 1;
825 +      simError();
826 +    }
827 +    info->dielectric = globals->getDielectric();  
828 +  }
829 +  else {
830 +    if (usesDipoles) {
831 +      
832 +      if( !globals->haveECR() ){
833 +        sprintf( painCave.errMsg,
834 +                 "SimSetup Warning: using default value of 1/2 the smallest "
835 +                 "box length for the electrostaticCutoffRadius.\n"
836 +                 "I hope you have a very fast processor!\n");
837 +        painCave.isFatal = 0;
838 +        simError();
839 +        double smallest;
840 +        smallest = info->boxL[0];
841 +        if (info->boxL[1] <= smallest) smallest = info->boxL[1];
842 +        if (info->boxL[2] <= smallest) smallest = info->boxL[2];
843 +        theEcr = 0.5 * smallest;
844 +      } else {
845 +        theEcr = globals->getECR();
846 +      }
847 +      
848 +      if( !globals->haveEST() ){
849 +        sprintf( painCave.errMsg,
850 +                 "SimSetup Warning: using default value of 0.05 * the "
851 +                 "electrostaticCutoffRadius for the "
852 +                 "electrostaticSkinThickness\n"
853 +                 );
854 +        painCave.isFatal = 0;
855 +        simError();
856 +        theEst = 0.05 * theEcr;
857 +      } else {
858 +        theEst= globals->getEST();
859 +      }
860 +
861 +      info->setEcr( theEcr, theEst );
862 +    }
863 +  }  
864 +
865 + #ifdef IS_MPI
866 +  strcpy( checkPointMsg, "post processing checks out" );
867 +  MPIcheckPoint();
868 + #endif // is_mpi
869 +
870 + }
871 +
872 + void SimSetup::initSystemCoords( void ){
873 +
874 + if( globals->haveInitialConfig() ){
875 +
876 +     InitializeFromFile* fileInit;
877 + #ifdef IS_MPI // is_mpi
878 +     if( worldRank == 0 ){
879 + #endif //is_mpi
880 +   fileInit = new InitializeFromFile( globals->getInitialConfig() );
881 + #ifdef IS_MPI
882 +     }else fileInit = new InitializeFromFile( NULL );
883 + #endif
884 +   fileInit->readInit( info ); // default velocities on
885 +
886 +   delete fileInit;
887 + }
888 + else{
889 +
890 + #ifdef IS_MPI
891 +
892 +  // no init from bass
893 +  
894 +  sprintf( painCave.errMsg,
895 +           "Cannot intialize a parallel simulation without an initial configuration file.\n" );
896 +  painCave.isFatal;
897 +  simError();
898 +  
899 + #else
900 +
901 +  initFromBass();
902 +
903 +
904 + #endif
905 + }
906 +
907 + #ifdef IS_MPI
908 +  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
909 +  MPIcheckPoint();
910 + #endif // is_mpi
911 +
912 + }
913 +
914 +
915 + void SimSetup::makeOutNames( void ){
916 +
917 + #ifdef IS_MPI
918 +  if( worldRank == 0 ){
919 + #endif // is_mpi
920 +    
921 +    if( globals->haveFinalConfig() ){
922 +      strcpy( info->finalName, globals->getFinalConfig() );
923 +    }
924 +    else{
925 +      strcpy( info->finalName, inFileName );
926 +      char* endTest;
927 +      int nameLength = strlen( info->finalName );
928 +      endTest = &(info->finalName[nameLength - 5]);
929 +      if( !strcmp( endTest, ".bass" ) ){
930 +        strcpy( endTest, ".eor" );
931 +      }
932 +      else if( !strcmp( endTest, ".BASS" ) ){
933 +        strcpy( endTest, ".eor" );
934 +      }
935 +      else{
936 +        endTest = &(info->finalName[nameLength - 4]);
937 +        if( !strcmp( endTest, ".bss" ) ){
938 +          strcpy( endTest, ".eor" );
939 +        }
940 +        else if( !strcmp( endTest, ".mdl" ) ){
941 +          strcpy( endTest, ".eor" );
942 +        }
943 +        else{
944 +          strcat( info->finalName, ".eor" );
945 +        }
946 +      }
947 +    }
948 +    
949 +    // make the sample and status out names
950 +    
951 +    strcpy( info->sampleName, inFileName );
952 +    char* endTest;
953 +    int nameLength = strlen( info->sampleName );
954 +    endTest = &(info->sampleName[nameLength - 5]);
955 +    if( !strcmp( endTest, ".bass" ) ){
956 +      strcpy( endTest, ".dump" );
957 +    }
958 +    else if( !strcmp( endTest, ".BASS" ) ){
959 +      strcpy( endTest, ".dump" );
960 +    }
961 +    else{
962 +      endTest = &(info->sampleName[nameLength - 4]);
963 +      if( !strcmp( endTest, ".bss" ) ){
964 +        strcpy( endTest, ".dump" );
965 +      }
966 +      else if( !strcmp( endTest, ".mdl" ) ){
967 +        strcpy( endTest, ".dump" );
968 +      }
969 +      else{
970 +        strcat( info->sampleName, ".dump" );
971 +      }
972 +    }
973 +    
974 +    strcpy( info->statusName, inFileName );
975 +    nameLength = strlen( info->statusName );
976 +    endTest = &(info->statusName[nameLength - 5]);
977 +    if( !strcmp( endTest, ".bass" ) ){
978 +      strcpy( endTest, ".stat" );
979 +    }
980 +    else if( !strcmp( endTest, ".BASS" ) ){
981 +      strcpy( endTest, ".stat" );
982 +    }
983 +    else{
984 +      endTest = &(info->statusName[nameLength - 4]);
985 +      if( !strcmp( endTest, ".bss" ) ){
986 +        strcpy( endTest, ".stat" );
987 +      }
988 +      else if( !strcmp( endTest, ".mdl" ) ){
989 +        strcpy( endTest, ".stat" );
990 +      }
991 +      else{
992 +        strcat( info->statusName, ".stat" );
993 +      }
994 +    }
995 +    
996 + #ifdef IS_MPI
997 +  }
998 + #endif // is_mpi
999 +
1000 + }
1001 +
1002 +
1003 + void SimSetup::sysObjectsCreation( void ){
1004 +
1005 +  int i;
1006 +
1007 +  // create the forceField
1008 +
1009 +  createFF();
1010 +
1011 +  // extract componentList
1012 +
1013 +  compList();
1014 +
1015 +  // calc the number of atoms, bond, bends, and torsions
1016 +
1017 +  calcSysValues();
1018 +
1019 + #ifdef IS_MPI
1020 +  // divide the molecules among the processors
1021 +  
1022 +  mpiMolDivide();
1023 + #endif //is_mpi
1024 +  
1025 +  // create the atom and SRI arrays. Also initialize Molecule Stamp ID's
1026 +  
1027 +  makeSysArrays();
1028 +
1029 +  // make and initialize the molecules (all but atomic coordinates)
1030 +  
1031 +  makeMolecules();
1032 +  info->identArray = new int[info->n_atoms];
1033 +  for(i=0; i<info->n_atoms; i++){
1034 +    info->identArray[i] = the_atoms[i]->getIdent();
1035 +  }
1036 +  
1037 +
1038 +
1039 + }
1040 +
1041 +
1042 + void SimSetup::createFF( void ){
1043 +
1044 +  switch( ffCase ){
1045 +
1046 +  case FF_DUFF:
1047 +    the_ff = new DUFF();
1048 +    break;
1049 +
1050 +  case FF_LJ:
1051 +    the_ff = new LJFF();
1052 +    break;
1053 +
1054 +  case FF_EAM:
1055 +    the_ff = new EAM_FF();
1056 +    break;
1057 +
1058 +  default:
1059 +    sprintf( painCave.errMsg,
1060 +             "SimSetup Error. Unrecognized force field in case statement.\n");
1061 +    painCave.isFatal = 1;
1062 +    simError();
1063 +  }
1064 +
1065 + #ifdef IS_MPI
1066 +  strcpy( checkPointMsg, "ForceField creation successful" );
1067 +  MPIcheckPoint();
1068 + #endif // is_mpi
1069 +
1070 + }
1071 +
1072 +
1073 + void SimSetup::compList( void ){
1074 +
1075 +  int i;
1076 +
1077 +  comp_stamps = new MoleculeStamp*[n_components];
1078 +
1079 +  // make an array of molecule stamps that match the components used.
1080 +  // also extract the used stamps out into a separate linked list
1081 +
1082 +  info->nComponents = n_components;
1083 +  info->componentsNmol = components_nmol;
1084 +  info->compStamps = comp_stamps;
1085 +  info->headStamp = new LinkedMolStamp();
1086 +  
1087 +  char* id;
1088 +  LinkedMolStamp* headStamp = info->headStamp;
1089 +  LinkedMolStamp* currentStamp = NULL;
1090 +  for( i=0; i<n_components; i++ ){
1091 +
1092 +    id = the_components[i]->getType();
1093 +    comp_stamps[i] = NULL;
1094 +    
1095 +    // check to make sure the component isn't already in the list
1096 +
1097 +    comp_stamps[i] = headStamp->match( id );
1098 +    if( comp_stamps[i] == NULL ){
1099 +      
1100 +      // extract the component from the list;
1101 +      
1102 +      currentStamp = stamps->extractMolStamp( id );
1103 +      if( currentStamp == NULL ){
1104 +        sprintf( painCave.errMsg,
1105 +                 "SimSetup error: Component \"%s\" was not found in the "
1106 +                 "list of declared molecules\n",
1107 +                 id );
1108 +        painCave.isFatal = 1;
1109 +        simError();
1110 +      }
1111 +      
1112 +      headStamp->add( currentStamp );
1113 +      comp_stamps[i] = headStamp->match( id );
1114 +    }
1115 +  }
1116 +
1117 + #ifdef IS_MPI
1118 +  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
1119 +  MPIcheckPoint();
1120 + #endif // is_mpi
1121 +
1122 +
1123 + }
1124 +
1125 + void SimSetup::calcSysValues( void ){
1126 +  int i, j, k;
1127 +
1128 +
1129 +  tot_atoms = 0;
1130 +  tot_bonds = 0;
1131 +  tot_bends = 0;
1132 +  tot_torsions = 0;
1133 +  for( i=0; i<n_components; i++ ){
1134 +    
1135 +    tot_atoms +=    components_nmol[i] * comp_stamps[i]->getNAtoms();
1136 +    tot_bonds +=    components_nmol[i] * comp_stamps[i]->getNBonds();
1137 +    tot_bends +=    components_nmol[i] * comp_stamps[i]->getNBends();
1138 +    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
1139 +  }
1140 +
1141 +  tot_SRI = tot_bonds + tot_bends + tot_torsions;
1142 +
1143 +  info->n_atoms = tot_atoms;
1144 +  info->n_bonds = tot_bonds;
1145 +  info->n_bends = tot_bends;
1146 +  info->n_torsions = tot_torsions;
1147 +  info->n_SRI = tot_SRI;
1148 +  info->n_mol = tot_nmol;
1149 +  
1150 +  info->molMembershipArray = new int[tot_atoms];
1151 + }
1152 +
1153 +
1154 + #ifdef IS_MPI
1155 +
1156 + void SimSetup::mpiMolDivide( void ){
1157 +  
1158 +  int i, j, k;
1159 +  int localMol, allMol;
1160 +  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
1161 +
1162 +  mpiSim = new mpiSimulation( info );
1163 +  
1164 +  globalIndex = mpiSim->divideLabor();
1165 +
1166 +  // set up the local variables
1167 +  
1168 +  mol2proc = mpiSim->getMolToProcMap();
1169 +  molCompType = mpiSim->getMolComponentType();
1170 +  
1171 +  allMol = 0;
1172 +  localMol = 0;
1173 +  local_atoms = 0;
1174 +  local_bonds = 0;
1175 +  local_bends = 0;
1176 +  local_torsions = 0;
1177 +  globalAtomIndex = 0;
1178 +
1179 +
1180 +  for( i=0; i<n_components; i++ ){
1181 +
1182 +    for( j=0; j<components_nmol[i]; j++ ){
1183 +      
1184 +      if( mol2proc[allMol] == worldRank ){
1185 +        
1186 +        local_atoms +=    comp_stamps[i]->getNAtoms();
1187 +        local_bonds +=    comp_stamps[i]->getNBonds();
1188 +        local_bends +=    comp_stamps[i]->getNBends();
1189 +        local_torsions += comp_stamps[i]->getNTorsions();
1190 +        localMol++;
1191 +      }      
1192 +      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
1193 +        info->molMembershipArray[globalAtomIndex] = allMol;
1194 +        globalAtomIndex++;
1195 +      }
1196 +
1197 +      allMol++;      
1198 +    }
1199 +  }
1200 +  local_SRI = local_bonds + local_bends + local_torsions;
1201 +  
1202 +  info->n_atoms = mpiSim->getMyNlocal();  
1203 +  
1204 +  if( local_atoms != info->n_atoms ){
1205 +    sprintf( painCave.errMsg,
1206 +             "SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
1207 +             " localAtom (%d) are not equal.\n",
1208 +             info->n_atoms,
1209 +             local_atoms );
1210 +    painCave.isFatal = 1;
1211 +    simError();
1212 +  }
1213 +
1214 +  info->n_bonds = local_bonds;
1215 +  info->n_bends = local_bends;
1216 +  info->n_torsions = local_torsions;
1217 +  info->n_SRI = local_SRI;
1218 +  info->n_mol = localMol;
1219 +
1220 +  strcpy( checkPointMsg, "Passed nlocal consistency check." );
1221 +  MPIcheckPoint();
1222 + }
1223 +  
1224 + #endif // is_mpi
1225 +
1226 +
1227 + void SimSetup::makeSysArrays( void ){
1228 +  int i, j, k;
1229 +
1230 +
1231 +  // create the atom and short range interaction arrays
1232 +
1233 +  Atom::createArrays(info->n_atoms);
1234 +  the_atoms = new Atom*[info->n_atoms];
1235 +  the_molecules = new Molecule[info->n_mol];
1236 +  int molIndex;
1237 +
1238 +  // initialize the molecule's stampID's
1239 +
1240 + #ifdef IS_MPI
1241 +  
1242 +
1243 +  molIndex = 0;
1244 +  for(i=0; i<mpiSim->getTotNmol(); i++){
1245 +    
1246 +    if(mol2proc[i] == worldRank ){
1247 +      the_molecules[molIndex].setStampID( molCompType[i] );
1248 +      the_molecules[molIndex].setMyIndex( molIndex );
1249 +      the_molecules[molIndex].setGlobalIndex( i );
1250 +      molIndex++;
1251 +    }
1252 +  }
1253 +
1254 + #else // is_mpi
1255 +  
1256 +  molIndex = 0;
1257 +  globalAtomIndex = 0;
1258 +  for(i=0; i<n_components; i++){
1259 +    for(j=0; j<components_nmol[i]; j++ ){
1260 +      the_molecules[molIndex].setStampID( i );
1261 +      the_molecules[molIndex].setMyIndex( molIndex );
1262 +      the_molecules[molIndex].setGlobalIndex( molIndex );
1263 +      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
1264 +        info->molMembershipArray[globalAtomIndex] = molIndex;
1265 +        globalAtomIndex++;
1266 +      }
1267 +      molIndex++;
1268 +    }
1269 +  }
1270 +    
1271 +
1272 + #endif // is_mpi
1273 +
1274 +
1275 +  if( info->n_SRI ){
1276 +    
1277 +    Exclude::createArray(info->n_SRI);
1278 +    the_excludes = new Exclude*[info->n_SRI];
1279 +    for( int ex=0; ex<info->n_SRI; ex++) the_excludes[ex] = new Exclude(ex);
1280 +    info->globalExcludes = new int;
1281 +    info->n_exclude = info->n_SRI;
1282 +  }
1283 +  else{
1284 +    
1285 +    Exclude::createArray( 1 );
1286 +    the_excludes = new Exclude*;
1287 +    the_excludes[0] = new Exclude(0);
1288 +    the_excludes[0]->setPair( 0,0 );
1289 +    info->globalExcludes = new int;
1290 +    info->globalExcludes[0] = 0;
1291 +    info->n_exclude = 0;
1292 +  }
1293 +
1294 +  // set the arrays into the SimInfo object
1295 +
1296 +  info->atoms = the_atoms;
1297 +  info->molecules = the_molecules;
1298 +  info->nGlobalExcludes = 0;
1299 +  info->excludes = the_excludes;
1300 +
1301 +  the_ff->setSimInfo( info );
1302 +
1303 + }
1304 +
1305 + void SimSetup::makeIntegrator( void ){
1306 +
1307 +  NVT<RealIntegrator>*  myNVT = NULL;
1308 +  NPTi<RealIntegrator>* myNPTi = NULL;
1309 +  NPTf<RealIntegrator>* myNPTf = NULL;
1310 +  NPTim<RealIntegrator>* myNPTim = NULL;
1311 +  NPTfm<RealIntegrator>* myNPTfm = NULL;
1312 +  ZConstraint<NVE<RealIntegrator> >* myNVEZCons = NULL;
1313 +      
1314 +  cerr << "setting integrator" <<endl;    
1315 +  
1316 +  switch( ensembleCase ){
1317 +
1318 +  case NVE_ENS:
1319 +    new NVE<RealIntegrator>( info, the_ff );
1320 +    break;
1321 +
1322 +  case NVT_ENS:
1323 +    myNVT = new NVT<RealIntegrator>( info, the_ff );
1324 +    myNVT->setTargetTemp(globals->getTargetTemp());
1325 +
1326 +    if (globals->haveTauThermostat())
1327 +      myNVT->setTauThermostat(globals->getTauThermostat());
1328 +
1329 +    else {
1330 +      sprintf( painCave.errMsg,
1331 +               "SimSetup error: If you use the NVT\n"
1332 +               "    ensemble, you must set tauThermostat.\n");
1333 +      painCave.isFatal = 1;
1334 +      simError();
1335 +    }
1336 +    break;
1337 +
1338 +  case NPTi_ENS:
1339 +    myNPTi = new NPTi<RealIntegrator>( info, the_ff );
1340 +    myNPTi->setTargetTemp( globals->getTargetTemp() );
1341 +
1342 +    if (globals->haveTargetPressure())
1343 +      myNPTi->setTargetPressure(globals->getTargetPressure());
1344 +    else {
1345 +      sprintf( painCave.errMsg,
1346 +               "SimSetup error: If you use a constant pressure\n"
1347 +               "    ensemble, you must set targetPressure in the BASS file.\n");
1348 +      painCave.isFatal = 1;
1349 +      simError();
1350 +    }
1351 +    
1352 +    if( globals->haveTauThermostat() )
1353 +      myNPTi->setTauThermostat( globals->getTauThermostat() );
1354 +    else{
1355 +      sprintf( painCave.errMsg,
1356 +               "SimSetup error: If you use an NPT\n"
1357 +               "    ensemble, you must set tauThermostat.\n");
1358 +      painCave.isFatal = 1;
1359 +      simError();
1360 +    }
1361 +
1362 +    if( globals->haveTauBarostat() )
1363 +      myNPTi->setTauBarostat( globals->getTauBarostat() );
1364 +    else{
1365 +      sprintf( painCave.errMsg,
1366 +               "SimSetup error: If you use an NPT\n"
1367 +               "    ensemble, you must set tauBarostat.\n");
1368 +      painCave.isFatal = 1;
1369 +      simError();
1370 +    }
1371 +    break;
1372 +
1373 +  case NPTf_ENS:
1374 +    myNPTf = new NPTf<RealIntegrator>( info, the_ff );
1375 +    myNPTf->setTargetTemp( globals->getTargetTemp());
1376 +
1377 +    if (globals->haveTargetPressure())
1378 +      myNPTf->setTargetPressure(globals->getTargetPressure());
1379 +    else {
1380 +      sprintf( painCave.errMsg,
1381 +               "SimSetup error: If you use a constant pressure\n"
1382 +               "    ensemble, you must set targetPressure in the BASS file.\n");
1383 +      painCave.isFatal = 1;
1384 +      simError();
1385 +    }    
1386 +
1387 +    if( globals->haveTauThermostat() )
1388 +      myNPTf->setTauThermostat( globals->getTauThermostat() );
1389 +    else{
1390 +      sprintf( painCave.errMsg,
1391 +               "SimSetup error: If you use an NPT\n"
1392 +               "    ensemble, you must set tauThermostat.\n");
1393 +      painCave.isFatal = 1;
1394 +      simError();
1395 +    }
1396 +
1397 +    if( globals->haveTauBarostat() )
1398 +      myNPTf->setTauBarostat( globals->getTauBarostat() );
1399 +    else{
1400 +      sprintf( painCave.errMsg,
1401 +               "SimSetup error: If you use an NPT\n"
1402 +               "    ensemble, you must set tauBarostat.\n");
1403 +      painCave.isFatal = 1;
1404 +      simError();
1405 +    }
1406 +    break;
1407 +    
1408 +  case NPTim_ENS:
1409 +    myNPTim = new NPTim<RealIntegrator>( info, the_ff );
1410 +    myNPTim->setTargetTemp( globals->getTargetTemp());
1411 +
1412 +    if (globals->haveTargetPressure())
1413 +      myNPTim->setTargetPressure(globals->getTargetPressure());
1414 +    else {
1415 +      sprintf( painCave.errMsg,
1416 +               "SimSetup error: If you use a constant pressure\n"
1417 +               "    ensemble, you must set targetPressure in the BASS file.\n");
1418 +      painCave.isFatal = 1;
1419 +      simError();
1420 +    }
1421 +    
1422 +    if( globals->haveTauThermostat() )
1423 +      myNPTim->setTauThermostat( globals->getTauThermostat() );
1424 +    else{
1425 +      sprintf( painCave.errMsg,
1426 +               "SimSetup error: If you use an NPT\n"
1427 +               "    ensemble, you must set tauThermostat.\n");
1428 +      painCave.isFatal = 1;
1429 +      simError();
1430 +    }
1431 +
1432 +    if( globals->haveTauBarostat() )
1433 +      myNPTim->setTauBarostat( globals->getTauBarostat() );
1434 +    else{
1435 +      sprintf( painCave.errMsg,
1436 +               "SimSetup error: If you use an NPT\n"
1437 +               "    ensemble, you must set tauBarostat.\n");
1438 +      painCave.isFatal = 1;
1439 +      simError();
1440 +    }
1441 +    break;
1442 +
1443 +  case NPTfm_ENS:
1444 +    myNPTfm = new NPTfm<RealIntegrator>( info, the_ff );
1445 +    myNPTfm->setTargetTemp( globals->getTargetTemp());
1446 +
1447 +    if (globals->haveTargetPressure())
1448 +      myNPTfm->setTargetPressure(globals->getTargetPressure());
1449 +    else {
1450 +      sprintf( painCave.errMsg,
1451 +               "SimSetup error: If you use a constant pressure\n"
1452 +               "    ensemble, you must set targetPressure in the BASS file.\n");
1453 +      painCave.isFatal = 1;
1454 +      simError();
1455 +    }
1456 +    
1457 +    if( globals->haveTauThermostat() )
1458 +      myNPTfm->setTauThermostat( globals->getTauThermostat() );
1459 +    else{
1460 +      sprintf( painCave.errMsg,
1461 +               "SimSetup error: If you use an NPT\n"
1462 +               "    ensemble, you must set tauThermostat.\n");
1463 +      painCave.isFatal = 1;
1464 +      simError();
1465 +    }
1466 +
1467 +    if( globals->haveTauBarostat() )
1468 +      myNPTfm->setTauBarostat( globals->getTauBarostat() );
1469 +    else{
1470 +      sprintf( painCave.errMsg,
1471 +               "SimSetup error: If you use an NPT\n"
1472 +               "    ensemble, you must set tauBarostat.\n");
1473 +      painCave.isFatal = 1;
1474 +      simError();
1475 +    }
1476 +    break;
1477 +    
1478 +  case NVEZCONS_ENS:
1479 +    {
1480 +
1481 +      if(globals->haveZConsTime()){  
1482 +
1483 +        //add sample time of z-constraint  into SimInfo's property list                    
1484 +        DoubleData* zconsTimeProp = new DoubleData();
1485 +        zconsTimeProp->setID("zconstime");
1486 +        zconsTimeProp->setData(globals->getZConsTime());
1487 +        info->addProperty(zconsTimeProp);
1488 +      }
1489 +      else{
1490 +        sprintf( painCave.errMsg,
1491 +                 "ZConstraint error: If you use an ZConstraint\n"
1492 +                 " , you must set sample time.\n");
1493 +        painCave.isFatal = 1;
1494 +        simError();      
1495 +      }
1496 +      
1497 +      if(globals->haveIndexOfAllZConsMols()){
1498 +
1499 +        //add index of z-constraint molecules into SimInfo's property list
1500 +        vector<int> tempIndex = globals->getIndexOfAllZConsMols();
1501 +        sort(tempIndex.begin(), tempIndex.end());
1502 +        
1503 +        IndexData* zconsIndex = new IndexData();
1504 +        zconsIndex->setID("zconsindex");
1505 +        zconsIndex->setIndexData(tempIndex);
1506 +        info->addProperty(zconsIndex);
1507 +      }
1508 +      else{
1509 +        sprintf( painCave.errMsg,
1510 +                 "SimSetup error: If you use an ZConstraint\n"
1511 +                 " , you must set index of z-constraint molecules.\n");
1512 +        painCave.isFatal = 1;
1513 +        simError();    
1514 +      
1515 +      }
1516 +
1517 +      //Determine the name of ouput file and add it into SimInfo's property list
1518 +      //Be careful, do not use inFileName, since it is a pointer which
1519 +      //point to a string at master node, and slave nodes do not contain that string
1520 +    
1521 +      string zconsOutput(info->finalName);
1522 +            
1523 +      zconsOutput = zconsOutput.substr(0, zconsOutput.rfind(".")) + ".fz";
1524 +                
1525 +      StringData* zconsFilename = new StringData();
1526 +      zconsFilename->setID("zconsfilename");
1527 +      zconsFilename->setData(zconsOutput);
1528 +
1529 +      info->addProperty(zconsFilename);      
1530 +      
1531 +      myNVEZCons = new ZConstraint<NVE<RealIntegrator> >( info, the_ff );
1532 +        
1533 +    break;
1534 +    }
1535 +    
1536 +  default:
1537 +    sprintf( painCave.errMsg,
1538 +             "SimSetup Error. Unrecognized ensemble in case statement.\n");
1539 +    painCave.isFatal = 1;
1540 +    simError();
1541 +  }
1542 +
1543 + }
1544 +
1545 + void SimSetup::initFortran( void ){
1546 +
1547 +  info->refreshSim();
1548 +  
1549 +  if( !strcmp( info->mixingRule, "standard") ){
1550 +    the_ff->initForceField( LB_MIXING_RULE );
1551 +  }
1552 +  else if( !strcmp( info->mixingRule, "explicit") ){
1553 +    the_ff->initForceField( EXPLICIT_MIXING_RULE );
1554 +  }
1555 +  else{
1556 +    sprintf( painCave.errMsg,
1557 +             "SimSetup Error: unknown mixing rule -> \"%s\"\n",
1558 +             info->mixingRule );
1559 +    painCave.isFatal = 1;
1560 +    simError();
1561 +  }
1562 +
1563 +
1564 + #ifdef IS_MPI
1565 +  strcpy( checkPointMsg,
1566 +          "Successfully intialized the mixingRule for Fortran." );
1567 +  MPIcheckPoint();
1568 + #endif // is_mpi
1569 +
1570 + }

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