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root/group/trunk/OOPSE/libmdtools/SimSetup.cpp
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Comparing trunk/OOPSE/libmdtools/SimSetup.cpp (file contents):
Revision 414 by mmeineke, Wed Mar 26 22:02:36 2003 UTC vs.
Revision 660 by tim, Thu Jul 31 19:59:34 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 + #define NVTZCONS_ENS   7
27 + #define NPTiZCONS_ENS  8
28 + #define NPTfZCONS_ENS  9
29 + #define NPTimZCONS_ENS 10
30 + #define NPTfmZCONS_ENS 11
31 +
32 + #define FF_DUFF 0
33 + #define FF_LJ   1
34 + #define FF_EAM  2
35 +
36 + using namespace std;
37 +
38   SimSetup::SimSetup(){
39 +  
40 +  isInfoArray = 0;
41 +  nInfo = 1;
42 +  
43    stamps = new MakeStamps();
44    globals = new Globals();
45    
46 +  
47   #ifdef IS_MPI
48    strcpy( checkPointMsg, "SimSetup creation successful" );
49    MPIcheckPoint();
# Line 27 | Line 55 | void SimSetup::parseFile( char* fileName ){
55    delete globals;
56   }
57  
58 + void SimSetup::setSimInfo( SimInfo* the_info, int theNinfo ) {
59 +    info = the_info;
60 +    nInfo = theNinfo;
61 +    isInfoArray = 1;
62 +  }
63 +
64 +
65   void SimSetup::parseFile( char* fileName ){
66  
67   #ifdef IS_MPI
# Line 64 | Line 99 | void SimSetup::createSim( void ){
99  
100   void SimSetup::createSim( void ){
101  
102 <  MakeStamps *the_stamps;
68 <  Globals* the_globals;
69 <  int i, j;
70 <
71 <  // get the stamps and globals;
72 <  the_stamps = stamps;
73 <  the_globals = globals;
74 <
75 <  // set the easy ones first
76 <  simnfo->target_temp = the_globals->getTargetTemp();
77 <  simnfo->dt = the_globals->getDt();
78 <  simnfo->run_time = the_globals->getRunTime();
79 <
80 <  // get the ones we know are there, yet still may need some work.
81 <  n_components = the_globals->getNComponents();
82 <  strcpy( force_field, the_globals->getForceField() );
83 <  strcpy( ensemble, the_globals->getEnsemble() );
84 <  strcpy( simnfo->ensemble, ensemble );
85 <
86 <  strcpy( simnfo->mixingRule, the_globals->getMixingRule() );
87 <  simnfo->usePBC = the_globals->getPBC();
88 <          
89 <
90 <
91 <  if( !strcmp( force_field, "TraPPE" ) ) the_ff = new TraPPEFF();
92 <  else if( !strcmp( force_field, "DipoleTest" ) ) the_ff = new DipoleTestFF();
93 <  else if( !strcmp( force_field, "TraPPE_Ex" ) ) the_ff = new TraPPE_ExFF();
94 <  else if( !strcmp( force_field, "LJ" ) ) the_ff = new LJ_FF();
95 <  else{
96 <    sprintf( painCave.errMsg,
97 <             "SimSetup Error. Unrecognized force field -> %s\n",
98 <             force_field );
99 <    painCave.isFatal = 1;
100 <    simError();
101 <  }
102 <
103 < #ifdef IS_MPI
104 <  strcpy( checkPointMsg, "ForceField creation successful" );
105 <  MPIcheckPoint();
106 < #endif // is_mpi
107 <
102 >  int i, j, k, globalAtomIndex;
103    
104 <
110 <  // get the components and calculate the tot_nMol and indvidual n_mol
111 <  the_components = the_globals->getComponents();
112 <  components_nmol = new int[n_components];
113 <  comp_stamps = new MoleculeStamp*[n_components];
114 <
115 <  if( !the_globals->haveNMol() ){
116 <    // we don't have the total number of molecules, so we assume it is
117 <    // given in each component
118 <
119 <    tot_nmol = 0;
120 <    for( i=0; i<n_components; i++ ){
121 <
122 <      if( !the_components[i]->haveNMol() ){
123 <        // we have a problem
124 <        sprintf( painCave.errMsg,
125 <                 "SimSetup Error. No global NMol or component NMol"
126 <                 " given. Cannot calculate the number of atoms.\n" );
127 <        painCave.isFatal = 1;
128 <        simError();
129 <      }
130 <
131 <      tot_nmol += the_components[i]->getNMol();
132 <      components_nmol[i] = the_components[i]->getNMol();
133 <    }
134 <  }
135 <  else{
136 <    sprintf( painCave.errMsg,
137 <             "SimSetup error.\n"
138 <             "\tSorry, the ability to specify total"
139 <             " nMols and then give molfractions in the components\n"
140 <             "\tis not currently supported."
141 <             " Please give nMol in the components.\n" );
142 <    painCave.isFatal = 1;
143 <    simError();
144 <    
145 <    
146 <    //     tot_nmol = the_globals->getNMol();
147 <    
148 <    //   //we have the total number of molecules, now we check for molfractions
149 <    //     for( i=0; i<n_components; i++ ){
150 <    
151 <    //       if( !the_components[i]->haveMolFraction() ){
152 <    
153 <    //  if( !the_components[i]->haveNMol() ){
154 <    //    //we have a problem
155 <    //    std::cerr << "SimSetup error. Neither molFraction nor "
156 <    //              << " nMol was given in component
157 <    
158 <  }
159 <
160 < #ifdef IS_MPI
161 <  strcpy( checkPointMsg, "Have the number of components" );
162 <  MPIcheckPoint();
163 < #endif // is_mpi
164 <
165 <  // make an array of molecule stamps that match the components used.
166 <  // also extract the used stamps out into a separate linked list
167 <
168 <  simnfo->nComponents = n_components;
169 <  simnfo->componentsNmol = components_nmol;
170 <  simnfo->compStamps = comp_stamps;
171 <  simnfo->headStamp = new LinkedMolStamp();
104 >  // gather all of the information from the Bass file
105    
106 <  char* id;
174 <  LinkedMolStamp* headStamp = simnfo->headStamp;
175 <  LinkedMolStamp* currentStamp = NULL;
176 <  for( i=0; i<n_components; i++ ){
106 >  gatherInfo();
107  
108 <    id = the_components[i]->getType();
179 <    comp_stamps[i] = NULL;
180 <    
181 <    // check to make sure the component isn't already in the list
108 >  // creation of complex system objects
109  
110 <    comp_stamps[i] = headStamp->match( id );
184 <    if( comp_stamps[i] == NULL ){
185 <      
186 <      // extract the component from the list;
187 <      
188 <      currentStamp = the_stamps->extractMolStamp( id );
189 <      if( currentStamp == NULL ){
190 <        sprintf( painCave.errMsg,
191 <                 "SimSetup error: Component \"%s\" was not found in the "
192 <                 "list of declared molecules\n",
193 <                 id );
194 <        painCave.isFatal = 1;
195 <        simError();
196 <      }
197 <      
198 <      headStamp->add( currentStamp );
199 <      comp_stamps[i] = headStamp->match( id );
200 <    }
201 <  }
110 >  sysObjectsCreation();
111  
112 < #ifdef IS_MPI
204 <  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
205 <  MPIcheckPoint();
206 < #endif // is_mpi
112 >  // check on the post processing info
113    
114 +  finalInfoCheck();
115  
116 +  // initialize the system coordinates
117  
118 <
211 <  // caclulate the number of atoms, bonds, bends and torsions
212 <
213 <  tot_atoms = 0;
214 <  tot_bonds = 0;
215 <  tot_bends = 0;
216 <  tot_torsions = 0;
217 <  for( i=0; i<n_components; i++ ){
218 <    
219 <    tot_atoms +=    components_nmol[i] * comp_stamps[i]->getNAtoms();
220 <    tot_bonds +=    components_nmol[i] * comp_stamps[i]->getNBonds();
221 <    tot_bends +=    components_nmol[i] * comp_stamps[i]->getNBends();
222 <    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
223 <  }
224 <
225 <  tot_SRI = tot_bonds + tot_bends + tot_torsions;
226 <
227 <  simnfo->n_atoms = tot_atoms;
228 <  simnfo->n_bonds = tot_bonds;
229 <  simnfo->n_bends = tot_bends;
230 <  simnfo->n_torsions = tot_torsions;
231 <  simnfo->n_SRI = tot_SRI;
232 <  simnfo->n_mol = tot_nmol;
233 <
118 >  initSystemCoords();
119    
235 #ifdef IS_MPI
120  
121 <  // divide the molecules among processors here.
238 <  
239 <  mpiSim = new mpiSimulation( simnfo );
240 <  
241 <  
121 >  // make the output filenames
122  
123 <  globalIndex = mpiSim->divideLabor();
124 <
125 <
246 <
247 <  // set up the local variables
123 >  makeOutNames();
124 >  
125 >  // make the integrator
126    
127 <  int localMol, allMol;
250 <  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
251 <  
252 <  allMol = 0;
253 <  localMol = 0;
254 <  local_atoms = 0;
255 <  local_bonds = 0;
256 <  local_bends = 0;
257 <  local_torsions = 0;
258 <  for( i=0; i<n_components; i++ ){
259 <
260 <    for( j=0; j<components_nmol[i]; j++ ){
261 <      
262 <      if( mpiSim->getMyMolStart() <= allMol &&
263 <          allMol <= mpiSim->getMyMolEnd() ){
264 <        
265 <        local_atoms +=    comp_stamps[i]->getNAtoms();
266 <        local_bonds +=    comp_stamps[i]->getNBonds();
267 <        local_bends +=    comp_stamps[i]->getNBends();
268 <        local_torsions += comp_stamps[i]->getNTorsions();
269 <        localMol++;
270 <      }      
271 <      allMol++;
272 <    }
273 <  }
274 <  local_SRI = local_bonds + local_bends + local_torsions;
275 <  
276 <
277 <  simnfo->n_atoms = mpiSim->getMyNlocal();  
278 <  
279 <  if( local_atoms != simnfo->n_atoms ){
280 <    sprintf( painCave.errMsg,
281 <             "SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
282 <             " localAtom (%d) are note equal.\n",
283 <             simnfo->n_atoms,
284 <             local_atoms );
285 <    painCave.isFatal = 1;
286 <    simError();
287 <  }
288 <
289 <  simnfo->n_bonds = local_bonds;
290 <  simnfo->n_bends = local_bends;
291 <  simnfo->n_torsions = local_torsions;
292 <  simnfo->n_SRI = local_SRI;
293 <  simnfo->n_mol = localMol;
294 <
295 <  strcpy( checkPointMsg, "Passed nlocal consistency check." );
296 <  MPIcheckPoint();
297 <  
298 <  
299 < #endif // is_mpi
300 <  
301 <
302 <  // create the atom and short range interaction arrays
303 <
304 <  Atom::createArrays(simnfo->n_atoms);
305 <  the_atoms = new Atom*[simnfo->n_atoms];
306 <  the_molecules = new Molecule[simnfo->n_mol];
307 <
308 <
309 <  if( simnfo->n_SRI ){
310 <    Exclude::createArray(simnfo->n_SRI);
311 <    the_excludes = new Exclude*[simnfo->n_SRI];
312 <    simnfo->globalExcludes = new int;
313 <    simnfo->n_exclude = tot_SRI;
314 <  }
315 <  else{
316 <    
317 <    Exclude::createArray( 1 );
318 <    the_excludes = new Exclude*;
319 <    the_excludes[0] = new Exclude(0);
320 <    the_excludes[0]->setPair( 0,0 );
321 <    simnfo->globalExcludes = new int;
322 <    simnfo->globalExcludes[0] = 0;
323 <    simnfo->n_exclude = 0;
324 <  }
325 <
326 <  // set the arrays into the SimInfo object
327 <
328 <  simnfo->atoms = the_atoms;
329 <  simnfo->sr_interactions = the_sris;
330 <  simnfo->nGlobalExcludes = 0;
331 <  simnfo->excludes = the_excludes;
332 <
333 <
334 <  // get some of the tricky things that may still be in the globals
335 <
127 >  makeIntegrator();
128    
337  if( the_globals->haveBox() ){
338    simnfo->box_x = the_globals->getBox();
339    simnfo->box_y = the_globals->getBox();
340    simnfo->box_z = the_globals->getBox();
341  }
342  else if( the_globals->haveDensity() ){
343
344    double vol;
345    vol = (double)tot_nmol / the_globals->getDensity();
346    simnfo->box_x = pow( vol, ( 1.0 / 3.0 ) );
347    simnfo->box_y = simnfo->box_x;
348    simnfo->box_z = simnfo->box_x;
349  }
350  else{
351    if( !the_globals->haveBoxX() ){
352      sprintf( painCave.errMsg,
353               "SimSetup error, no periodic BoxX size given.\n" );
354      painCave.isFatal = 1;
355      simError();
356    }
357    simnfo->box_x = the_globals->getBoxX();
358
359    if( !the_globals->haveBoxY() ){
360      sprintf( painCave.errMsg,
361               "SimSetup error, no periodic BoxY size given.\n" );
362      painCave.isFatal = 1;
363      simError();
364    }
365    simnfo->box_y = the_globals->getBoxY();
366
367    if( !the_globals->haveBoxZ() ){
368      sprintf( painCave.errMsg,
369               "SimSetup error, no periodic BoxZ size given.\n" );
370      painCave.isFatal = 1;
371      simError();
372    }
373    simnfo->box_z = the_globals->getBoxZ();
374  }
375
129   #ifdef IS_MPI
130 <  strcpy( checkPointMsg, "Box size set up" );
378 <  MPIcheckPoint();
379 < #endif // is_mpi
380 <
381 <
382 <  // initialize the arrays
383 <
384 <  the_ff->setSimInfo( simnfo );
385 <
386 <  makeAtoms();
387 <  simnfo->identArray = new int[simnfo->n_atoms];
388 <  for(i=0; i<simnfo->n_atoms; i++){
389 <    simnfo->identArray[i] = the_atoms[i]->getIdent();
390 <  }
391 <  
392 <  if( tot_bonds ){
393 <    makeBonds();
394 <  }
395 <
396 <  if( tot_bends ){
397 <    makeBends();
398 <  }
399 <
400 <  if( tot_torsions ){
401 <    makeTorsions();
402 <  }
403 <
404 <
405 <  if (the_globals->getUseRF() ) {
406 <    simnfo->useReactionField = 1;
407 <  
408 <    if( !the_globals->haveECR() ){
409 <      sprintf( painCave.errMsg,
410 <               "SimSetup Warning: using default value of 1/2 the smallest "
411 <               "box length for the electrostaticCutoffRadius.\n"
412 <               "I hope you have a very fast processor!\n");
413 <      painCave.isFatal = 0;
414 <      simError();
415 <      double smallest;
416 <      smallest = simnfo->box_x;
417 <      if (simnfo->box_y <= smallest) smallest = simnfo->box_y;
418 <      if (simnfo->box_z <= smallest) smallest = simnfo->box_z;
419 <      simnfo->ecr = 0.5 * smallest;
420 <    } else {
421 <      simnfo->ecr        = the_globals->getECR();
422 <    }
423 <
424 <    if( !the_globals->haveEST() ){
425 <      sprintf( painCave.errMsg,
426 <               "SimSetup Warning: using default value of 0.05 * the "
427 <               "electrostaticCutoffRadius for the electrostaticSkinThickness\n"
428 <               );
429 <      painCave.isFatal = 0;
430 <      simError();
431 <      simnfo->est = 0.05 * simnfo->ecr;
432 <    } else {
433 <      simnfo->est        = the_globals->getEST();
434 <    }
435 <    
436 <    if(!the_globals->haveDielectric() ){
437 <      sprintf( painCave.errMsg,
438 <               "SimSetup Error: You are trying to use Reaction Field without"
439 <               "setting a dielectric constant!\n"
440 <               );
441 <      painCave.isFatal = 1;
442 <      simError();
443 <    }
444 <    simnfo->dielectric = the_globals->getDielectric();  
445 <  } else {
446 <    if (simnfo->n_dipoles) {
447 <      
448 <      if( !the_globals->haveECR() ){
449 <        sprintf( painCave.errMsg,
450 <                 "SimSetup Warning: using default value of 1/2 the smallest"
451 <                 "box length for the electrostaticCutoffRadius.\n"
452 <                 "I hope you have a very fast processor!\n");
453 <        painCave.isFatal = 0;
454 <        simError();
455 <        double smallest;
456 <        smallest = simnfo->box_x;
457 <        if (simnfo->box_y <= smallest) smallest = simnfo->box_y;
458 <        if (simnfo->box_z <= smallest) smallest = simnfo->box_z;
459 <        simnfo->ecr = 0.5 * smallest;
460 <      } else {
461 <        simnfo->ecr        = the_globals->getECR();
462 <      }
463 <      
464 <      if( !the_globals->haveEST() ){
465 <        sprintf( painCave.errMsg,
466 <                 "SimSetup Warning: using default value of 5% of the"
467 <                 "electrostaticCutoffRadius for the "
468 <                 "electrostaticSkinThickness\n"
469 <                 );
470 <        painCave.isFatal = 0;
471 <        simError();
472 <        simnfo->est = 0.05 * simnfo->ecr;
473 <      } else {
474 <        simnfo->est        = the_globals->getEST();
475 <      }
476 <    }
477 <  }  
478 <
479 < #ifdef IS_MPI
480 <  strcpy( checkPointMsg, "electrostatic parameters check out" );
481 <  MPIcheckPoint();
482 < #endif // is_mpi
483 <
484 < if( the_globals->haveInitialConfig() ){
485 <
486 <     InitializeFromFile* fileInit;
487 < #ifdef IS_MPI // is_mpi
488 <     if( worldRank == 0 ){
489 < #endif //is_mpi
490 <   fileInit = new InitializeFromFile( the_globals->getInitialConfig() );
491 < #ifdef IS_MPI
492 <     }else fileInit = new InitializeFromFile( NULL );
130 >  mpiSim->mpiRefresh();
131   #endif
494   fileInit->read_xyz( simnfo ); // default velocities on
132  
133 <   delete fileInit;
497 < }
498 < else{
133 >  // initialize the Fortran
134  
135 < #ifdef IS_MPI
501 <
502 <  // no init from bass
503 <  
504 <  sprintf( painCave.errMsg,
505 <           "Cannot intialize a parallel simulation without an initial configuration file.\n" );
506 <  painCave.isFatal;
507 <  simError();
508 <  
509 < #else
510 <
511 <  initFromBass();
512 <
513 <
514 < #endif
515 < }
516 <
517 < #ifdef IS_MPI
518 <  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
519 <  MPIcheckPoint();
520 < #endif // is_mpi
521 <
522 <
523 <  
524 <
525 <  
526 <
527 <  
528 < #ifdef IS_MPI
529 <  if( worldRank == 0 ){
530 < #endif // is_mpi
531 <    
532 <    if( the_globals->haveFinalConfig() ){
533 <      strcpy( simnfo->finalName, the_globals->getFinalConfig() );
534 <    }
535 <    else{
536 <      strcpy( simnfo->finalName, inFileName );
537 <      char* endTest;
538 <      int nameLength = strlen( simnfo->finalName );
539 <      endTest = &(simnfo->finalName[nameLength - 5]);
540 <      if( !strcmp( endTest, ".bass" ) ){
541 <        strcpy( endTest, ".eor" );
542 <      }
543 <      else if( !strcmp( endTest, ".BASS" ) ){
544 <        strcpy( endTest, ".eor" );
545 <      }
546 <      else{
547 <        endTest = &(simnfo->finalName[nameLength - 4]);
548 <        if( !strcmp( endTest, ".bss" ) ){
549 <          strcpy( endTest, ".eor" );
550 <        }
551 <        else if( !strcmp( endTest, ".mdl" ) ){
552 <          strcpy( endTest, ".eor" );
553 <        }
554 <        else{
555 <          strcat( simnfo->finalName, ".eor" );
556 <        }
557 <      }
558 <    }
559 <    
560 <    // make the sample and status out names
561 <    
562 <    strcpy( simnfo->sampleName, inFileName );
563 <    char* endTest;
564 <    int nameLength = strlen( simnfo->sampleName );
565 <    endTest = &(simnfo->sampleName[nameLength - 5]);
566 <    if( !strcmp( endTest, ".bass" ) ){
567 <      strcpy( endTest, ".dump" );
568 <    }
569 <    else if( !strcmp( endTest, ".BASS" ) ){
570 <      strcpy( endTest, ".dump" );
571 <    }
572 <    else{
573 <      endTest = &(simnfo->sampleName[nameLength - 4]);
574 <      if( !strcmp( endTest, ".bss" ) ){
575 <        strcpy( endTest, ".dump" );
576 <      }
577 <      else if( !strcmp( endTest, ".mdl" ) ){
578 <        strcpy( endTest, ".dump" );
579 <      }
580 <      else{
581 <        strcat( simnfo->sampleName, ".dump" );
582 <      }
583 <    }
584 <    
585 <    strcpy( simnfo->statusName, inFileName );
586 <    nameLength = strlen( simnfo->statusName );
587 <    endTest = &(simnfo->statusName[nameLength - 5]);
588 <    if( !strcmp( endTest, ".bass" ) ){
589 <      strcpy( endTest, ".stat" );
590 <    }
591 <    else if( !strcmp( endTest, ".BASS" ) ){
592 <      strcpy( endTest, ".stat" );
593 <    }
594 <    else{
595 <      endTest = &(simnfo->statusName[nameLength - 4]);
596 <      if( !strcmp( endTest, ".bss" ) ){
597 <        strcpy( endTest, ".stat" );
598 <      }
599 <      else if( !strcmp( endTest, ".mdl" ) ){
600 <        strcpy( endTest, ".stat" );
601 <      }
602 <      else{
603 <        strcat( simnfo->statusName, ".stat" );
604 <      }
605 <    }
606 <    
607 < #ifdef IS_MPI
608 <  }
609 < #endif // is_mpi
610 <  
611 <  // set the status, sample, and themal kick times
612 <  
613 <  if( the_globals->haveSampleTime() ){
614 <    simnfo->sampleTime = the_globals->getSampleTime();
615 <    simnfo->statusTime = simnfo->sampleTime;
616 <    simnfo->thermalTime = simnfo->sampleTime;
617 <  }
618 <  else{
619 <    simnfo->sampleTime = the_globals->getRunTime();
620 <    simnfo->statusTime = simnfo->sampleTime;
621 <    simnfo->thermalTime = simnfo->sampleTime;
622 <  }
135 >  initFortran();
136  
624  if( the_globals->haveStatusTime() ){
625    simnfo->statusTime = the_globals->getStatusTime();
626  }
137  
628  if( the_globals->haveThermalTime() ){
629    simnfo->thermalTime = the_globals->getThermalTime();
630  }
138  
632  // check for the temperature set flag
633
634  if( the_globals->haveTempSet() ) simnfo->setTemp = the_globals->getTempSet();
635
636
637 //   // make the longe range forces and the integrator
638
639 //   new AllLong( simnfo );
640
641  if( !strcmp( force_field, "TraPPE" ) ) new Verlet( *simnfo, the_ff );
642  if( !strcmp( force_field, "DipoleTest" ) ) new Symplectic( simnfo, the_ff );
643  if( !strcmp( force_field, "TraPPE_Ex" ) ) new Symplectic( simnfo, the_ff );
644  if( !strcmp( force_field, "LJ" ) ) new Verlet( *simnfo, the_ff );
645
646
647
648  // initialize the Fortran
649  
650  simnfo->refreshSim();
651  
652  if( !strcmp( simnfo->mixingRule, "standard") ){
653    the_ff->initForceField( LB_MIXING_RULE );
654  }
655  else if( !strcmp( simnfo->mixingRule, "explicit") ){
656    the_ff->initForceField( EXPLICIT_MIXING_RULE );
657  }
658  else{
659    sprintf( painCave.errMsg,
660             "SimSetup Error: unknown mixing rule -> \"%s\"\n",
661             simnfo->mixingRule );
662    painCave.isFatal = 1;
663    simError();
664  }
665
666
667 #ifdef IS_MPI
668  strcpy( checkPointMsg,
669          "Successfully intialized the mixingRule for Fortran." );
670  MPIcheckPoint();
671 #endif // is_mpi
139   }
140  
141  
142   void SimSetup::makeMolecules( void ){
143  
144    int i, j, exI, exJ, tempEx, stampID, atomOffset, excludeOffset;
145 <  molInit info;
145 >  molInit molInfo;
146    DirectionalAtom* dAtom;
147    LinkedAssign* extras;
148    LinkedAssign* current_extra;
# Line 683 | Line 150 | void SimSetup::makeMolecules( void ){
150    BondStamp* currentBond;
151    BendStamp* currentBend;
152    TorsionStamp* currentTorsion;
153 +
154 +  bond_pair* theBonds;
155 +  bend_set* theBends;
156 +  torsion_set* theTorsions;
157 +
158    
159    //init the forceField paramters
160  
161    the_ff->readParams();
162  
163    
164 <  // init the molecules
164 >  // init the atoms
165  
166 +  double ux, uy, uz, u, uSqr;
167 +  
168    atomOffset = 0;
169    excludeOffset = 0;
170 <  for(i=0; i<simnfo->n_mol; i++){
170 >  for(i=0; i<info->n_mol; i++){
171      
172      stampID = the_molecules[i].getStampID();
173  
174 <    info.nAtoms    = comp_stamps[stampID]->getNAtoms();
175 <    info.nBonds    = comp_stamps[stampID]->getNBonds();
176 <    info.nBends    = comp_stamps[stampID]->getNBends();
177 <    info.nTorsions = comp_stamps[stampID]->getNTorsions();
178 <    info.nExcludes = info.nBonds + info.nBends + info.nTorsions;
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 <    info.myAtoms = &the_atoms[atomOffset];
181 <    info.myExcludes = &the_excludes[excludeOffset];
182 <    info.myBonds = new Bond*[info.nBonds];
183 <    info.myBends = new Bend*[info.nBends];
184 <    info.myTorsions = new Torsions*[info.nTorsions];
180 >    molInfo.myAtoms = &the_atoms[atomOffset];
181 >    molInfo.myExcludes = &the_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[info.nBonds];
187 <    theBends = new bend_set[info.nBends];
188 <    theTorsions = new torsion_set[info.nTorsions];
186 >    theBonds = new bond_pair[molInfo.nBonds];
187 >    theBends = new bend_set[molInfo.nBends];
188 >    theTorsions = new torsion_set[molInfo.nTorsions];
189      
190      // make the Atoms
191      
192 <    for(j=0; j<info.nAtoms; j++){
192 >    for(j=0; j<molInfo.nAtoms; j++){
193        
194 <      currentAtom = theComponents[stampID]->getAtom( j );
194 >      currentAtom = comp_stamps[stampID]->getAtom( j );
195        if( currentAtom->haveOrientation() ){
196          
197          dAtom = new DirectionalAtom(j + atomOffset);
198 <        simnfo->n_oriented++;
199 <        info.myAtoms[j] = dAtom;
198 >        info->n_oriented++;
199 >        molInfo.myAtoms[j] = dAtom;
200          
201          ux = currentAtom->getOrntX();
202          uy = currentAtom->getOrntY();
# Line 740 | Line 214 | void SimSetup::makeMolecules( void ){
214          dAtom->setSUz( uz );
215        }
216        else{
217 <        info.myAtoms[j] = new GeneralAtom(j + atomOffset);
217 >        molInfo.myAtoms[j] = new GeneralAtom(j + atomOffset);
218        }
219 <      info.myAtoms[j]->setType( currentAtom->getType() );
219 >      molInfo.myAtoms[j]->setType( currentAtom->getType() );
220      
221   #ifdef IS_MPI
222        
223 <      info.myAtoms[j]->setGlobalIndex( globalIndex[j+atomOffset] );
223 >      molInfo.myAtoms[j]->setGlobalIndex( globalIndex[j+atomOffset] );
224        
225   #endif // is_mpi
226      }
227      
228      // make the bonds
229 <    for(j=0; j<info.nBonds; j++){
229 >    for(j=0; j<molInfo.nBonds; j++){
230        
231        currentBond = comp_stamps[stampID]->getBond( j );
232        theBonds[j].a = currentBond->getA() + atomOffset;
233        theBonds[j].b = currentBond->getB() + atomOffset;
234  
235 <      exI = theBonds[i].a;
236 <      exJ = theBonds[i].b;
235 >      exI = theBonds[j].a;
236 >      exJ = theBonds[j].b;
237  
238        // exclude_I must always be the smaller of the pair
239        if( exI > exJ ){
# Line 775 | Line 249 | void SimSetup::makeMolecules( void ){
249        
250        the_excludes[j+excludeOffset]->setPair( exI, exJ );
251   #else  // isn't MPI
252 +
253        the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
254   #endif  //is_mpi
255      }
256 <    excludeOffset += info.nBonds;
256 >    excludeOffset += molInfo.nBonds;
257  
258      //make the bends
259 <    for(j=0; j<info.nBends; j++){
259 >    for(j=0; j<molInfo.nBends; j++){
260        
261        currentBend = comp_stamps[stampID]->getBend( j );
262        theBends[j].a = currentBend->getA() + atomOffset;
# Line 790 | Line 265 | void SimSetup::makeMolecules( void ){
265            
266        if( currentBend->haveExtras() ){
267              
268 <        extras = current_bend->getExtras();
268 >        extras = currentBend->getExtras();
269          current_extra = extras;
270              
271          while( current_extra != NULL ){
# Line 812 | Line 287 | void SimSetup::makeMolecules( void ){
287                
288              default:
289                sprintf( painCave.errMsg,
290 <                       "SimSetup Error: ghostVectorSource was neiter a "
290 >                       "SimSetup Error: ghostVectorSource was neither a "
291                         "double nor an int.\n"
292                         "-->Bend[%d] in %s\n",
293                         j, comp_stamps[stampID]->getID() );
# Line 864 | Line 339 | void SimSetup::makeMolecules( void ){
339        the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
340   #endif  //is_mpi
341      }
342 <    excludeOffset += info.nBends;
342 >    excludeOffset += molInfo.nBends;
343  
344 <    for(j=0; j<info.nTorsions; j++){
344 >    for(j=0; j<molInfo.nTorsions; j++){
345        
346        currentTorsion = comp_stamps[stampID]->getTorsion( j );
347        theTorsions[j].a = currentTorsion->getA() + atomOffset;
# Line 894 | Line 369 | void SimSetup::makeMolecules( void ){
369        the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
370   #endif  //is_mpi
371      }
372 <    excludeOffset += info.nTorsions;
372 >    excludeOffset += molInfo.nTorsions;
373  
374      
375      // send the arrays off to the forceField for init.
376  
377 <    the_ff->initializeAtoms( info.nAtoms, info.myAtoms );
378 <    the_ff->initializeBonds( info.nBonds, info.myBonds, theBonds );
379 <    the_ff->initializeBends( info.nBends, info.myBends, theBends );
380 <    the_ff->initializeTorsions( info.nTorsions, info.myTorsions, theTorsions );
377 >    the_ff->initializeAtoms( molInfo.nAtoms, molInfo.myAtoms );
378 >    the_ff->initializeBonds( molInfo.nBonds, molInfo.myBonds, theBonds );
379 >    the_ff->initializeBends( molInfo.nBends, molInfo.myBends, theBends );
380 >    the_ff->initializeTorsions( molInfo.nTorsions, molInfo.myTorsions, theTorsions );
381  
382  
383 <    the_molecules[i].initialize( info );
384 <    atomOffset += info.nAtoms;
383 >    the_molecules[i].initialize( molInfo );
384 >
385 >
386 >    atomOffset += molInfo.nAtoms;
387 >    delete[] theBonds;
388 >    delete[] theBends;
389 >    delete[] theTorsions;
390    }
391  
392 <  // clean up the forcefield
392 > #ifdef IS_MPI
393 >  sprintf( checkPointMsg, "all molecules initialized succesfully" );
394 >  MPIcheckPoint();
395 > #endif // is_mpi
396  
397 +  // clean up the forcefield
398 +  the_ff->calcRcut();
399    the_ff->cleanMe();
400 +
401   }
402  
403 + void SimSetup::initFromBass( void ){
404  
405 +  int i, j, k;
406 +  int n_cells;
407 +  double cellx, celly, cellz;
408 +  double temp1, temp2, temp3;
409 +  int n_per_extra;
410 +  int n_extra;
411 +  int have_extra, done;
412  
413 < void SimSetup::makeAtoms( void ){
413 >  temp1 = (double)tot_nmol / 4.0;
414 >  temp2 = pow( temp1, ( 1.0 / 3.0 ) );
415 >  temp3 = ceil( temp2 );
416  
417 <  int i, j, k, index;
418 <  double ux, uy, uz, uSqr, u;
419 <  AtomStamp* current_atom;
417 >  have_extra =0;
418 >  if( temp2 < temp3 ){ // we have a non-complete lattice
419 >    have_extra =1;
420  
421 <  DirectionalAtom* dAtom;
422 <  int molIndex, molStart, molEnd, nMemb, lMolIndex;
421 >    n_cells = (int)temp3 - 1;
422 >    cellx = info->boxL[0] / temp3;
423 >    celly = info->boxL[1] / temp3;
424 >    cellz = info->boxL[2] / temp3;
425 >    n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
426 >    temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
427 >    n_per_extra = (int)ceil( temp1 );
428  
429 <  lMolIndex = 0;
430 <  molIndex = 0;
431 <  index = 0;
432 <  for( i=0; i<n_components; i++ ){
429 >    if( n_per_extra > 4){
430 >      sprintf( painCave.errMsg,
431 >               "SimSetup error. There has been an error in constructing"
432 >               " the non-complete lattice.\n" );
433 >      painCave.isFatal = 1;
434 >      simError();
435 >    }
436 >  }
437 >  else{
438 >    n_cells = (int)temp3;
439 >    cellx = info->boxL[0] / temp3;
440 >    celly = info->boxL[1] / temp3;
441 >    cellz = info->boxL[2] / temp3;
442 >  }
443  
444 <    for( j=0; j<components_nmol[i]; j++ ){
444 >  current_mol = 0;
445 >  current_comp_mol = 0;
446 >  current_comp = 0;
447 >  current_atom_ndx = 0;
448  
449 < #ifdef IS_MPI
450 <      if( mpiSim->getMyMolStart() <= molIndex &&
451 <          molIndex <= mpiSim->getMyMolEnd() ){
938 < #endif // is_mpi        
449 >  for( i=0; i < n_cells ; i++ ){
450 >    for( j=0; j < n_cells; j++ ){
451 >      for( k=0; k < n_cells; k++ ){
452  
453 <        molStart = index;
454 <        nMemb = comp_stamps[i]->getNAtoms();
455 <        for( k=0; k<comp_stamps[i]->getNAtoms(); k++ ){
456 <          
457 <          current_atom = comp_stamps[i]->getAtom( k );
458 <          if( current_atom->haveOrientation() ){
459 <            
460 <            dAtom = new DirectionalAtom(index);
461 <            simnfo->n_oriented++;
462 <            the_atoms[index] = dAtom;
463 <            
464 <            ux = current_atom->getOrntX();
465 <            uy = current_atom->getOrntY();
466 <            uz = current_atom->getOrntZ();
467 <            
468 <            uSqr = (ux * ux) + (uy * uy) + (uz * uz);
469 <            
470 <            u = sqrt( uSqr );
471 <            ux = ux / u;
472 <            uy = uy / u;
473 <            uz = uz / u;
474 <            
475 <            dAtom->setSUx( ux );
476 <            dAtom->setSUy( uy );
477 <            dAtom->setSUz( uz );
453 >        makeElement( i * cellx,
454 >                     j * celly,
455 >                     k * cellz );
456 >
457 >        makeElement( i * cellx + 0.5 * cellx,
458 >                     j * celly + 0.5 * celly,
459 >                     k * cellz );
460 >
461 >        makeElement( i * cellx,
462 >                     j * celly + 0.5 * celly,
463 >                     k * cellz + 0.5 * cellz );
464 >
465 >        makeElement( i * cellx + 0.5 * cellx,
466 >                     j * celly,
467 >                     k * cellz + 0.5 * cellz );
468 >      }
469 >    }
470 >  }
471 >
472 >  if( have_extra ){
473 >    done = 0;
474 >
475 >    int start_ndx;
476 >    for( i=0; i < (n_cells+1) && !done; i++ ){
477 >      for( j=0; j < (n_cells+1) && !done; j++ ){
478 >
479 >        if( i < n_cells ){
480 >
481 >          if( j < n_cells ){
482 >            start_ndx = n_cells;
483            }
484 <          else{
967 <            the_atoms[index] = new GeneralAtom(index);
968 <          }
969 <          the_atoms[index]->setType( current_atom->getType() );
970 <          the_atoms[index]->setIndex( index );
971 <          
972 <          // increment the index and repeat;
973 <          index++;
484 >          else start_ndx = 0;
485          }
486 <        
976 <        molEnd = index -1;
977 <        the_molecules[lMolIndex].setNMembers( nMemb );
978 <        the_molecules[lMolIndex].setStartAtom( molStart );
979 <        the_molecules[lMolIndex].setEndAtom( molEnd );
980 <        the_molecules[lMolIndex].setStampID( i );
981 <        lMolIndex++;
486 >        else start_ndx = 0;
487  
488 < #ifdef IS_MPI
488 >        for( k=start_ndx; k < (n_cells+1) && !done; k++ ){
489 >
490 >          makeElement( i * cellx,
491 >                       j * celly,
492 >                       k * cellz );
493 >          done = ( current_mol >= tot_nmol );
494 >
495 >          if( !done && n_per_extra > 1 ){
496 >            makeElement( i * cellx + 0.5 * cellx,
497 >                         j * celly + 0.5 * celly,
498 >                         k * cellz );
499 >            done = ( current_mol >= tot_nmol );
500 >          }
501 >
502 >          if( !done && n_per_extra > 2){
503 >            makeElement( i * cellx,
504 >                         j * celly + 0.5 * celly,
505 >                         k * cellz + 0.5 * cellz );
506 >            done = ( current_mol >= tot_nmol );
507 >          }
508 >
509 >          if( !done && n_per_extra > 3){
510 >            makeElement( i * cellx + 0.5 * cellx,
511 >                         j * celly,
512 >                         k * cellz + 0.5 * cellz );
513 >            done = ( current_mol >= tot_nmol );
514 >          }
515 >        }
516        }
985 #endif //is_mpi
986      
987      molIndex++;
517      }
518    }
519  
991 #ifdef IS_MPI
992    for( i=0; i<mpiSim->getMyNlocal(); i++ ) the_atoms[i]->setGlobalIndex( globalIndex[i] );
993    
994    delete[] globalIndex;
520  
521 <    mpiSim->mpiRefresh();
522 < #endif //IS_MPI
523 <          
524 <  the_ff->initializeAtoms();
521 >  for( i=0; i<info->n_atoms; i++ ){
522 >    info->atoms[i]->set_vx( 0.0 );
523 >    info->atoms[i]->set_vy( 0.0 );
524 >    info->atoms[i]->set_vz( 0.0 );
525 >  }
526   }
527  
528 < void SimSetup::makeBonds( void ){
528 > void SimSetup::makeElement( double x, double y, double z ){
529  
530 <  int i, j, k, index, offset, molIndex, exI, exJ, tempEx;
531 <  bond_pair* the_bonds;
532 <  BondStamp* current_bond;
530 >  int k;
531 >  AtomStamp* current_atom;
532 >  DirectionalAtom* dAtom;
533 >  double rotMat[3][3];
534  
535 <  the_bonds = new bond_pair[tot_bonds];
1009 <  index = 0;
1010 <  offset = 0;
1011 <  molIndex = 0;
535 >  for( k=0; k<comp_stamps[current_comp]->getNAtoms(); k++ ){
536  
537 <  for( i=0; i<n_components; i++ ){
537 >    current_atom = comp_stamps[current_comp]->getAtom( k );
538 >    if( !current_atom->havePosition() ){
539 >      sprintf( painCave.errMsg,
540 >               "SimSetup:initFromBass error.\n"
541 >               "\tComponent %s, atom %s does not have a position specified.\n"
542 >               "\tThe initialization routine is unable to give a start"
543 >               " position.\n",
544 >               comp_stamps[current_comp]->getID(),
545 >               current_atom->getType() );
546 >      painCave.isFatal = 1;
547 >      simError();
548 >    }
549  
550 <    for( j=0; j<components_nmol[i]; j++ ){
550 >    the_atoms[current_atom_ndx]->setX( x + current_atom->getPosX() );
551 >    the_atoms[current_atom_ndx]->setY( y + current_atom->getPosY() );
552 >    the_atoms[current_atom_ndx]->setZ( z + current_atom->getPosZ() );
553  
554 < #ifdef IS_MPI
1018 <      if( mpiSim->getMyMolStart() <= molIndex &&
1019 <          molIndex <= mpiSim->getMyMolEnd() ){
1020 < #endif // is_mpi        
1021 <        
1022 <        for( k=0; k<comp_stamps[i]->getNBonds(); k++ ){
1023 <          
1024 <          current_bond = comp_stamps[i]->getBond( k );
1025 <          the_bonds[index].a = current_bond->getA() + offset;
1026 <          the_bonds[index].b = current_bond->getB() + offset;
554 >    if( the_atoms[current_atom_ndx]->isDirectional() ){
555  
556 <          exI = the_bonds[index].a;
1029 <          exJ = the_bonds[index].b;
556 >      dAtom = (DirectionalAtom *)the_atoms[current_atom_ndx];
557  
558 <          // exclude_I must always be the smaller of the pair
559 <          if( exI > exJ ){
560 <            tempEx = exI;
1034 <            exI = exJ;
1035 <            exJ = tempEx;
1036 <          }
558 >      rotMat[0][0] = 1.0;
559 >      rotMat[0][1] = 0.0;
560 >      rotMat[0][2] = 0.0;
561  
562 <          
563 < #ifdef IS_MPI
562 >      rotMat[1][0] = 0.0;
563 >      rotMat[1][1] = 1.0;
564 >      rotMat[1][2] = 0.0;
565  
566 <          the_excludes[index*2] =    
567 <            the_atoms[exI]->getGlobalIndex() + 1;
568 <          the_excludes[index*2 + 1] =
1044 <            the_atoms[exJ]->getGlobalIndex() + 1;
566 >      rotMat[2][0] = 0.0;
567 >      rotMat[2][1] = 0.0;
568 >      rotMat[2][2] = 1.0;
569  
570 < #else  // isn't MPI
571 <          
572 <          the_excludes[index*2] =     exI + 1;
573 <          the_excludes[index*2 + 1] = exJ + 1;
1050 <          // fortran index from 1 (hence the +1 in the indexing)
1051 < #endif  //is_mpi
1052 <          
1053 <          // increment the index and repeat;
1054 <          index++;
1055 <        }
1056 <        offset += comp_stamps[i]->getNAtoms();
1057 <        
1058 < #ifdef IS_MPI
1059 <      }
1060 < #endif //is_mpi
1061 <      
1062 <      molIndex++;
1063 <    }      
570 >      dAtom->setA( rotMat );
571 >    }
572 >
573 >    current_atom_ndx++;
574    }
575  
576 <  the_ff->initializeBonds( the_bonds );
577 < }
576 >  current_mol++;
577 >  current_comp_mol++;
578  
579 < void SimSetup::makeBends( void ){
579 >  if( current_comp_mol >= components_nmol[current_comp] ){
580  
581 <  int i, j, k, index, offset, molIndex, exI, exJ, tempEx;
582 <  bend_set* the_bends;
583 <  BendStamp* current_bend;
584 <  LinkedAssign* extras;
1075 <  LinkedAssign* current_extra;
1076 <  
581 >    current_comp_mol = 0;
582 >    current_comp++;
583 >  }
584 > }
585  
1078  the_bends = new bend_set[tot_bends];
1079  index = 0;
1080  offset = 0;
1081  molIndex = 0;
1082  for( i=0; i<n_components; i++ ){
586  
587 <    for( j=0; j<components_nmol[i]; j++ ){
587 > void SimSetup::gatherInfo( void ){
588 >  int i,j,k;
589  
590 < #ifdef IS_MPI
591 <      if( mpiSim->getMyMolStart() <= molIndex &&
1088 <          molIndex <= mpiSim->getMyMolEnd() ){
1089 < #endif // is_mpi        
590 >  ensembleCase = -1;
591 >  ffCase = -1;
592  
593 <        for( k=0; k<comp_stamps[i]->getNBends(); k++ ){
594 <          
595 <          current_bend = comp_stamps[i]->getBend( k );
1094 <          the_bends[index].a = current_bend->getA() + offset;
1095 <          the_bends[index].b = current_bend->getB() + offset;
1096 <          the_bends[index].c = current_bend->getC() + offset;
1097 <          
1098 <          if( current_bend->haveExtras() ){
1099 <            
1100 <            extras = current_bend->getExtras();
1101 <            current_extra = extras;
1102 <            
1103 <            while( current_extra != NULL ){
1104 <              if( !strcmp( current_extra->getlhs(), "ghostVectorSource" )){
1105 <                
1106 <                switch( current_extra->getType() ){
1107 <                  
1108 <                case 0:
1109 <                  the_bends[index].ghost =
1110 <                    current_extra->getInt() + offset;
1111 <                  the_bends[index].isGhost = 1;
1112 <                  break;
1113 <                  
1114 <                case 1:
1115 <                  the_bends[index].ghost =
1116 <                    (int)current_extra->getDouble() + offset;
1117 <                  the_bends[index].isGhost = 1;
1118 <                  break;
1119 <                  
1120 <                default:
1121 <                  sprintf( painCave.errMsg,
1122 <                           "SimSetup Error: ghostVectorSource was neiter a "
1123 <                           "double nor an int.\n"
1124 <                           "-->Bend[%d] in %s\n",
1125 <                           k, comp_stamps[i]->getID() );
1126 <                  painCave.isFatal = 1;
1127 <                  simError();
1128 <                }
1129 <              }
1130 <              
1131 <              else{
1132 <                
1133 <                sprintf( painCave.errMsg,
1134 <                         "SimSetup Error: unhandled bend assignment:\n"
1135 <                         "    -->%s in Bend[%d] in %s\n",
1136 <                         current_extra->getlhs(),
1137 <                         k, comp_stamps[i]->getID() );
1138 <                painCave.isFatal = 1;
1139 <                simError();
1140 <              }
1141 <              
1142 <              current_extra = current_extra->getNext();
1143 <            }
1144 <          }
1145 <          
1146 <          if( !the_bends[index].isGhost ){
1147 <            
1148 <            exI = the_bends[index].a;
1149 <            exJ = the_bends[index].c;
1150 <          }
1151 <          else{
1152 <            
1153 <            exI = the_bends[index].a;
1154 <            exJ = the_bends[index].b;
1155 <          }
1156 <          
1157 <          // exclude_I must always be the smaller of the pair
1158 <          if( exI > exJ ){
1159 <            tempEx = exI;
1160 <            exI = exJ;
1161 <            exJ = tempEx;
1162 <          }
593 >  // get the stamps and globals;
594 >  stamps = stamps;
595 >  globals = globals;
596  
597 +  // set the easy ones first
598 +  info->target_temp = globals->getTargetTemp();
599 +  info->dt = globals->getDt();
600 +  info->run_time = globals->getRunTime();
601 +  n_components = globals->getNComponents();
602  
1165 #ifdef IS_MPI
603  
604 <          the_excludes[(index + tot_bonds)*2] =    
1168 <            the_atoms[exI]->getGlobalIndex() + 1;
1169 <          the_excludes[(index + tot_bonds)*2 + 1] =
1170 <            the_atoms[exJ]->getGlobalIndex() + 1;
1171 <          
1172 < #else  // isn't MPI
1173 <          
1174 <          the_excludes[(index + tot_bonds)*2] =     exI + 1;
1175 <          the_excludes[(index + tot_bonds)*2 + 1] = exJ + 1;
1176 <          // fortran index from 1 (hence the +1 in the indexing)
1177 < #endif  //is_mpi
1178 <          
1179 <          
1180 <          // increment the index and repeat;
1181 <          index++;
1182 <        }
1183 <        offset += comp_stamps[i]->getNAtoms();
1184 <        
1185 < #ifdef IS_MPI
1186 <      }
1187 < #endif //is_mpi
604 >  // get the forceField
605  
606 <      molIndex++;
607 <    }
606 >  strcpy( force_field, globals->getForceField() );
607 >
608 >  if( !strcasecmp( force_field, "DUFF" )) ffCase = FF_DUFF;
609 >  else if( !strcasecmp( force_field, "LJ" )) ffCase = FF_LJ;
610 >  else if( !strcasecmp( force_field, "EAM" )) ffCase = FF_EAM;
611 >  else{
612 >    sprintf( painCave.errMsg,
613 >             "SimSetup Error. Unrecognized force field -> %s\n",
614 >             force_field );
615 >    painCave.isFatal = 1;
616 >    simError();
617    }
618  
619 < #ifdef IS_MPI
1194 <  sprintf( checkPointMsg,
1195 <           "Successfully created the bends list.\n" );
1196 <  MPIcheckPoint();
1197 < #endif // is_mpi
1198 <  
619 >  // get the ensemble
620  
621 <  the_ff->initializeBends( the_bends );
1201 < }
621 >  strcpy( ensemble, globals->getEnsemble() );
622  
623 < void SimSetup::makeTorsions( void ){
623 >  if( !strcasecmp( ensemble, "NVE" ))      ensembleCase = NVE_ENS;
624 >  else if( !strcasecmp( ensemble, "NVT" )) ensembleCase = NVT_ENS;
625 >  else if( !strcasecmp( ensemble, "NPTi" ) || !strcasecmp( ensemble, "NPT") )
626 >    ensembleCase = NPTi_ENS;
627 >  else if( !strcasecmp( ensemble, "NPTf" )) ensembleCase = NPTf_ENS;
628 >  else if( !strcasecmp( ensemble, "NPTim" )) ensembleCase = NPTim_ENS;
629 >  else if( !strcasecmp( ensemble, "NPTfm" )) ensembleCase = NPTfm_ENS;
630  
631 <  int i, j, k, index, offset, molIndex, exI, exJ, tempEx;
632 <  torsion_set* the_torsions;
633 <  TorsionStamp* current_torsion;
631 >  else if( !strcasecmp( ensemble, "NVEZCONS")) ensembleCase = NVEZCONS_ENS;
632 >  else if( !strcasecmp( ensemble, "NVTZCONS"))  ensembleCase = NVTZCONS_ENS;
633 >  else if( !strcasecmp( ensemble, "NPTiZCONS") || !strcasecmp( ensemble, "NPT"))
634 >    ensembleCase = NPTiZCONS_ENS;
635 >  else if( !strcasecmp( ensemble, "NPTfCONS"))  ensembleCase = NPTfZCONS_ENS;
636 >  else if( !strcasecmp( ensemble, "NPTimZCONS"))  ensembleCase = NPTimZCONS_ENS;
637 >  else if( !strcasecmp( ensemble, "NPTfmCONS"))  ensembleCase = NPTfmZCONS_ENS;
638 >  
639 >  else{
640 >    sprintf( painCave.errMsg,
641 >             "SimSetup Warning. Unrecognized Ensemble -> %s, "
642 >             "reverting to NVE for this simulation.\n",
643 >             ensemble );
644 >    painCave.isFatal = 0;
645 >    simError();
646 >    strcpy( ensemble, "NVE" );
647 >    ensembleCase = NVE_ENS;
648 >  }  
649 >  strcpy( info->ensemble, ensemble );
650  
651 <  the_torsions = new torsion_set[tot_torsions];
1210 <  index = 0;
1211 <  offset = 0;
1212 <  molIndex = 0;
1213 <  for( i=0; i<n_components; i++ ){
651 >  // get the mixing rule
652  
653 <    for( j=0; j<components_nmol[i]; j++ ){
654 <
1217 < #ifdef IS_MPI
1218 <      if( mpiSim->getMyMolStart() <= molIndex &&
1219 <          molIndex <= mpiSim->getMyMolEnd() ){
1220 < #endif // is_mpi        
1221 <
1222 <      for( k=0; k<comp_stamps[i]->getNTorsions(); k++ ){
1223 <
1224 <        current_torsion = comp_stamps[i]->getTorsion( k );
1225 <        the_torsions[index].a = current_torsion->getA() + offset;
1226 <        the_torsions[index].b = current_torsion->getB() + offset;
1227 <        the_torsions[index].c = current_torsion->getC() + offset;
1228 <        the_torsions[index].d = current_torsion->getD() + offset;
1229 <
1230 <        exI = the_torsions[index].a;
1231 <        exJ = the_torsions[index].d;
1232 <
653 >  strcpy( info->mixingRule, globals->getMixingRule() );
654 >  info->usePBC = globals->getPBC();
655          
656 <        // exclude_I must always be the smaller of the pair
657 <        if( exI > exJ ){
658 <          tempEx = exI;
659 <          exI = exJ;
660 <          exJ = tempEx;
1239 <        }
656 >  
657 >  // get the components and calculate the tot_nMol and indvidual n_mol
658 >
659 >  the_components = globals->getComponents();
660 >  components_nmol = new int[n_components];
661  
662  
663 < #ifdef IS_MPI
664 <        
665 <        the_excludes[(index + tot_bonds + tot_bends)*2] =    
1245 <          the_atoms[exI]->getGlobalIndex() + 1;
1246 <        the_excludes[(index + tot_bonds + tot_bends)*2 + 1] =
1247 <          the_atoms[exJ]->getGlobalIndex() + 1;
1248 <        
1249 < #else  // isn't MPI
1250 <        
1251 <        the_excludes[(index + tot_bonds + tot_bends)*2] =     exI + 1;
1252 <        the_excludes[(index + tot_bonds + tot_bends)*2 + 1] = exJ + 1;
1253 <        // fortran indexes from 1 (hence the +1 in the indexing)
1254 < #endif  //is_mpi
1255 <        
663 >  if( !globals->haveNMol() ){
664 >    // we don't have the total number of molecules, so we assume it is
665 >    // given in each component
666  
667 <        // increment the index and repeat;
668 <        index++;
1259 <      }
1260 <      offset += comp_stamps[i]->getNAtoms();
667 >    tot_nmol = 0;
668 >    for( i=0; i<n_components; i++ ){
669  
670 < #ifdef IS_MPI
670 >      if( !the_components[i]->haveNMol() ){
671 >        // we have a problem
672 >        sprintf( painCave.errMsg,
673 >                 "SimSetup Error. No global NMol or component NMol"
674 >                 " given. Cannot calculate the number of atoms.\n" );
675 >        painCave.isFatal = 1;
676 >        simError();
677        }
1264 #endif //is_mpi      
678  
679 <      molIndex++;
679 >      tot_nmol += the_components[i]->getNMol();
680 >      components_nmol[i] = the_components[i]->getNMol();
681      }
682    }
683 +  else{
684 +    sprintf( painCave.errMsg,
685 +             "SimSetup error.\n"
686 +             "\tSorry, the ability to specify total"
687 +             " nMols and then give molfractions in the components\n"
688 +             "\tis not currently supported."
689 +             " Please give nMol in the components.\n" );
690 +    painCave.isFatal = 1;
691 +    simError();
692 +  }
693  
694 <  the_ff->initializeTorsions( the_torsions );
695 < }
694 >  // set the status, sample, and thermal kick times
695 >  
696 >  if( globals->haveSampleTime() ){
697 >    info->sampleTime = globals->getSampleTime();
698 >    info->statusTime = info->sampleTime;
699 >    info->thermalTime = info->sampleTime;
700 >  }
701 >  else{
702 >    info->sampleTime = globals->getRunTime();
703 >    info->statusTime = info->sampleTime;
704 >    info->thermalTime = info->sampleTime;
705 >  }
706  
707 < void SimSetup::initFromBass( void ){
707 >  if( globals->haveStatusTime() ){
708 >    info->statusTime = globals->getStatusTime();
709 >  }
710  
711 <  int i, j, k;
712 <  int n_cells;
713 <  double cellx, celly, cellz;
1278 <  double temp1, temp2, temp3;
1279 <  int n_per_extra;
1280 <  int n_extra;
1281 <  int have_extra, done;
711 >  if( globals->haveThermalTime() ){
712 >    info->thermalTime = globals->getThermalTime();
713 >  }
714  
715 <  temp1 = (double)tot_nmol / 4.0;
1284 <  temp2 = pow( temp1, ( 1.0 / 3.0 ) );
1285 <  temp3 = ceil( temp2 );
715 >  // check for the temperature set flag
716  
717 <  have_extra =0;
1288 <  if( temp2 < temp3 ){ // we have a non-complete lattice
1289 <    have_extra =1;
717 >  if( globals->haveTempSet() ) info->setTemp = globals->getTempSet();
718  
719 <    n_cells = (int)temp3 - 1;
1292 <    cellx = simnfo->box_x / temp3;
1293 <    celly = simnfo->box_y / temp3;
1294 <    cellz = simnfo->box_z / temp3;
1295 <    n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
1296 <    temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
1297 <    n_per_extra = (int)ceil( temp1 );
719 >  // get some of the tricky things that may still be in the globals
720  
721 <    if( n_per_extra > 4){
721 >  double boxVector[3];
722 >  if( globals->haveBox() ){
723 >    boxVector[0] = globals->getBox();
724 >    boxVector[1] = globals->getBox();
725 >    boxVector[2] = globals->getBox();
726 >    
727 >    info->setBox( boxVector );
728 >  }
729 >  else if( globals->haveDensity() ){
730 >
731 >    double vol;
732 >    vol = (double)tot_nmol / globals->getDensity();
733 >     boxVector[0] = pow( vol, ( 1.0 / 3.0 ) );
734 >     boxVector[1] = boxVector[0];
735 >     boxVector[2] = boxVector[0];
736 >
737 >    info->setBox( boxVector );
738 >  }
739 >  else{
740 >    if( !globals->haveBoxX() ){
741        sprintf( painCave.errMsg,
742 <               "SimSetup error. There has been an error in constructing"
1302 <               " the non-complete lattice.\n" );
742 >               "SimSetup error, no periodic BoxX size given.\n" );
743        painCave.isFatal = 1;
744        simError();
745      }
746 +    boxVector[0] = globals->getBoxX();
747 +
748 +    if( !globals->haveBoxY() ){
749 +      sprintf( painCave.errMsg,
750 +               "SimSetup error, no periodic BoxY size given.\n" );
751 +      painCave.isFatal = 1;
752 +      simError();
753 +    }
754 +    boxVector[1] = globals->getBoxY();
755 +
756 +    if( !globals->haveBoxZ() ){
757 +      sprintf( painCave.errMsg,
758 +               "SimSetup error, no periodic BoxZ size given.\n" );
759 +      painCave.isFatal = 1;
760 +      simError();
761 +    }
762 +    boxVector[2] = globals->getBoxZ();
763 +
764 +    info->setBox( boxVector );
765    }
1307  else{
1308    n_cells = (int)temp3;
1309    cellx = simnfo->box_x / temp3;
1310    celly = simnfo->box_y / temp3;
1311    cellz = simnfo->box_z / temp3;
1312  }
766  
1314  current_mol = 0;
1315  current_comp_mol = 0;
1316  current_comp = 0;
1317  current_atom_ndx = 0;
767  
768 <  for( i=0; i < n_cells ; i++ ){
769 <    for( j=0; j < n_cells; j++ ){
770 <      for( k=0; k < n_cells; k++ ){
768 >    
769 > #ifdef IS_MPI
770 >  strcpy( checkPointMsg, "Succesfully gathered all information from Bass\n" );
771 >  MPIcheckPoint();
772 > #endif // is_mpi
773  
774 <        makeElement( i * cellx,
1324 <                     j * celly,
1325 <                     k * cellz );
774 > }
775  
1327        makeElement( i * cellx + 0.5 * cellx,
1328                     j * celly + 0.5 * celly,
1329                     k * cellz );
776  
777 <        makeElement( i * cellx,
778 <                     j * celly + 0.5 * celly,
779 <                     k * cellz + 0.5 * cellz );
777 > void SimSetup::finalInfoCheck( void ){
778 >  int index;
779 >  int usesDipoles;
780 >  
781  
782 <        makeElement( i * cellx + 0.5 * cellx,
783 <                     j * celly,
784 <                     k * cellz + 0.5 * cellz );
782 >  // check electrostatic parameters
783 >  
784 >  index = 0;
785 >  usesDipoles = 0;
786 >  while( (index < info->n_atoms) && !usesDipoles ){
787 >    usesDipoles = ((info->atoms)[index])->hasDipole();
788 >    index++;
789 >  }
790 >  
791 > #ifdef IS_MPI
792 >  int myUse = usesDipoles;
793 >  MPI_Allreduce( &myUse, &usesDipoles, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD );
794 > #endif //is_mpi
795 >
796 >  double theEcr, theEst;
797 >
798 >  if (globals->getUseRF() ) {
799 >    info->useReactionField = 1;
800 >    
801 >    if( !globals->haveECR() ){
802 >      sprintf( painCave.errMsg,
803 >               "SimSetup Warning: using default value of 1/2 the smallest "
804 >               "box length for the electrostaticCutoffRadius.\n"
805 >               "I hope you have a very fast processor!\n");
806 >      painCave.isFatal = 0;
807 >      simError();
808 >      double smallest;
809 >      smallest = info->boxL[0];
810 >      if (info->boxL[1] <= smallest) smallest = info->boxL[1];
811 >      if (info->boxL[2] <= smallest) smallest = info->boxL[2];
812 >      theEcr = 0.5 * smallest;
813 >    } else {
814 >      theEcr = globals->getECR();
815 >    }
816 >
817 >    if( !globals->haveEST() ){
818 >      sprintf( painCave.errMsg,
819 >               "SimSetup Warning: using default value of 0.05 * the "
820 >               "electrostaticCutoffRadius for the electrostaticSkinThickness\n"
821 >               );
822 >      painCave.isFatal = 0;
823 >      simError();
824 >      theEst = 0.05 * theEcr;
825 >    } else {
826 >      theEst= globals->getEST();
827 >    }
828 >
829 >    info->setEcr( theEcr, theEst );
830 >    
831 >    if(!globals->haveDielectric() ){
832 >      sprintf( painCave.errMsg,
833 >               "SimSetup Error: You are trying to use Reaction Field without"
834 >               "setting a dielectric constant!\n"
835 >               );
836 >      painCave.isFatal = 1;
837 >      simError();
838 >    }
839 >    info->dielectric = globals->getDielectric();  
840 >  }
841 >  else {
842 >    if (usesDipoles) {
843 >      
844 >      if( !globals->haveECR() ){
845 >        sprintf( painCave.errMsg,
846 >                 "SimSetup Warning: using default value of 1/2 the smallest "
847 >                 "box length for the electrostaticCutoffRadius.\n"
848 >                 "I hope you have a very fast processor!\n");
849 >        painCave.isFatal = 0;
850 >        simError();
851 >        double smallest;
852 >        smallest = info->boxL[0];
853 >        if (info->boxL[1] <= smallest) smallest = info->boxL[1];
854 >        if (info->boxL[2] <= smallest) smallest = info->boxL[2];
855 >        theEcr = 0.5 * smallest;
856 >      } else {
857 >        theEcr = globals->getECR();
858        }
859 +      
860 +      if( !globals->haveEST() ){
861 +        sprintf( painCave.errMsg,
862 +                 "SimSetup Warning: using default value of 0.05 * the "
863 +                 "electrostaticCutoffRadius for the "
864 +                 "electrostaticSkinThickness\n"
865 +                 );
866 +        painCave.isFatal = 0;
867 +        simError();
868 +        theEst = 0.05 * theEcr;
869 +      } else {
870 +        theEst= globals->getEST();
871 +      }
872 +
873 +      info->setEcr( theEcr, theEst );
874      }
875 <  }
875 >  }  
876  
877 <  if( have_extra ){
878 <    done = 0;
877 > #ifdef IS_MPI
878 >  strcpy( checkPointMsg, "post processing checks out" );
879 >  MPIcheckPoint();
880 > #endif // is_mpi
881  
882 <    int start_ndx;
1346 <    for( i=0; i < (n_cells+1) && !done; i++ ){
1347 <      for( j=0; j < (n_cells+1) && !done; j++ ){
882 > }
883  
884 <        if( i < n_cells ){
884 > void SimSetup::initSystemCoords( void ){
885  
886 <          if( j < n_cells ){
887 <            start_ndx = n_cells;
888 <          }
889 <          else start_ndx = 0;
890 <        }
891 <        else start_ndx = 0;
886 > if( globals->haveInitialConfig() ){
887 >
888 >     InitializeFromFile* fileInit;
889 > #ifdef IS_MPI // is_mpi
890 >     if( worldRank == 0 ){
891 > #endif //is_mpi
892 >   fileInit = new InitializeFromFile( globals->getInitialConfig() );
893 > #ifdef IS_MPI
894 >     }else fileInit = new InitializeFromFile( NULL );
895 > #endif
896 >   fileInit->readInit( info ); // default velocities on
897  
898 <        for( k=start_ndx; k < (n_cells+1) && !done; k++ ){
898 >   delete fileInit;
899 > }
900 > else{
901  
902 <          makeElement( i * cellx,
1361 <                       j * celly,
1362 <                       k * cellz );
1363 <          done = ( current_mol >= tot_nmol );
902 > #ifdef IS_MPI
903  
904 <          if( !done && n_per_extra > 1 ){
905 <            makeElement( i * cellx + 0.5 * cellx,
906 <                         j * celly + 0.5 * celly,
907 <                         k * cellz );
908 <            done = ( current_mol >= tot_nmol );
909 <          }
904 >  // no init from bass
905 >  
906 >  sprintf( painCave.errMsg,
907 >           "Cannot intialize a parallel simulation without an initial configuration file.\n" );
908 >  painCave.isFatal;
909 >  simError();
910 >  
911 > #else
912  
913 <          if( !done && n_per_extra > 2){
1373 <            makeElement( i * cellx,
1374 <                         j * celly + 0.5 * celly,
1375 <                         k * cellz + 0.5 * cellz );
1376 <            done = ( current_mol >= tot_nmol );
1377 <          }
913 >  initFromBass();
914  
915 <          if( !done && n_per_extra > 3){
916 <            makeElement( i * cellx + 0.5 * cellx,
917 <                         j * celly,
918 <                         k * cellz + 0.5 * cellz );
919 <            done = ( current_mol >= tot_nmol );
920 <          }
915 >
916 > #endif
917 > }
918 >
919 > #ifdef IS_MPI
920 >  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
921 >  MPIcheckPoint();
922 > #endif // is_mpi
923 >
924 > }
925 >
926 >
927 > void SimSetup::makeOutNames( void ){
928 >
929 > #ifdef IS_MPI
930 >  if( worldRank == 0 ){
931 > #endif // is_mpi
932 >    
933 >    if( globals->haveFinalConfig() ){
934 >      strcpy( info->finalName, globals->getFinalConfig() );
935 >    }
936 >    else{
937 >      strcpy( info->finalName, inFileName );
938 >      char* endTest;
939 >      int nameLength = strlen( info->finalName );
940 >      endTest = &(info->finalName[nameLength - 5]);
941 >      if( !strcmp( endTest, ".bass" ) ){
942 >        strcpy( endTest, ".eor" );
943 >      }
944 >      else if( !strcmp( endTest, ".BASS" ) ){
945 >        strcpy( endTest, ".eor" );
946 >      }
947 >      else{
948 >        endTest = &(info->finalName[nameLength - 4]);
949 >        if( !strcmp( endTest, ".bss" ) ){
950 >          strcpy( endTest, ".eor" );
951          }
952 +        else if( !strcmp( endTest, ".mdl" ) ){
953 +          strcpy( endTest, ".eor" );
954 +        }
955 +        else{
956 +          strcat( info->finalName, ".eor" );
957 +        }
958        }
959      }
960 +    
961 +    // make the sample and status out names
962 +    
963 +    strcpy( info->sampleName, inFileName );
964 +    char* endTest;
965 +    int nameLength = strlen( info->sampleName );
966 +    endTest = &(info->sampleName[nameLength - 5]);
967 +    if( !strcmp( endTest, ".bass" ) ){
968 +      strcpy( endTest, ".dump" );
969 +    }
970 +    else if( !strcmp( endTest, ".BASS" ) ){
971 +      strcpy( endTest, ".dump" );
972 +    }
973 +    else{
974 +      endTest = &(info->sampleName[nameLength - 4]);
975 +      if( !strcmp( endTest, ".bss" ) ){
976 +        strcpy( endTest, ".dump" );
977 +      }
978 +      else if( !strcmp( endTest, ".mdl" ) ){
979 +        strcpy( endTest, ".dump" );
980 +      }
981 +      else{
982 +        strcat( info->sampleName, ".dump" );
983 +      }
984 +    }
985 +    
986 +    strcpy( info->statusName, inFileName );
987 +    nameLength = strlen( info->statusName );
988 +    endTest = &(info->statusName[nameLength - 5]);
989 +    if( !strcmp( endTest, ".bass" ) ){
990 +      strcpy( endTest, ".stat" );
991 +    }
992 +    else if( !strcmp( endTest, ".BASS" ) ){
993 +      strcpy( endTest, ".stat" );
994 +    }
995 +    else{
996 +      endTest = &(info->statusName[nameLength - 4]);
997 +      if( !strcmp( endTest, ".bss" ) ){
998 +        strcpy( endTest, ".stat" );
999 +      }
1000 +      else if( !strcmp( endTest, ".mdl" ) ){
1001 +        strcpy( endTest, ".stat" );
1002 +      }
1003 +      else{
1004 +        strcat( info->statusName, ".stat" );
1005 +      }
1006 +    }
1007 +    
1008 + #ifdef IS_MPI
1009    }
1010 + #endif // is_mpi
1011  
1012 + }
1013  
1014 <  for( i=0; i<simnfo->n_atoms; i++ ){
1015 <    simnfo->atoms[i]->set_vx( 0.0 );
1016 <    simnfo->atoms[i]->set_vy( 0.0 );
1017 <    simnfo->atoms[i]->set_vz( 0.0 );
1014 >
1015 > void SimSetup::sysObjectsCreation( void ){
1016 >
1017 >  int i;
1018 >
1019 >  // create the forceField
1020 >
1021 >  createFF();
1022 >
1023 >  // extract componentList
1024 >
1025 >  compList();
1026 >
1027 >  // calc the number of atoms, bond, bends, and torsions
1028 >
1029 >  calcSysValues();
1030 >
1031 > #ifdef IS_MPI
1032 >  // divide the molecules among the processors
1033 >  
1034 >  mpiMolDivide();
1035 > #endif //is_mpi
1036 >  
1037 >  // create the atom and SRI arrays. Also initialize Molecule Stamp ID's
1038 >  
1039 >  makeSysArrays();
1040 >
1041 >  // make and initialize the molecules (all but atomic coordinates)
1042 >  
1043 >  makeMolecules();
1044 >  info->identArray = new int[info->n_atoms];
1045 >  for(i=0; i<info->n_atoms; i++){
1046 >    info->identArray[i] = the_atoms[i]->getIdent();
1047    }
1048 < }
1048 >  
1049  
1398 void SimSetup::makeElement( double x, double y, double z ){
1050  
1051 <  int k;
1401 <  AtomStamp* current_atom;
1402 <  DirectionalAtom* dAtom;
1403 <  double rotMat[3][3];
1051 > }
1052  
1405  for( k=0; k<comp_stamps[current_comp]->getNAtoms(); k++ ){
1053  
1054 <    current_atom = comp_stamps[current_comp]->getAtom( k );
1408 <    if( !current_atom->havePosition() ){
1409 <      sprintf( painCave.errMsg,
1410 <               "SimSetup:initFromBass error.\n"
1411 <               "\tComponent %s, atom %s does not have a position specified.\n"
1412 <               "\tThe initialization routine is unable to give a start"
1413 <               " position.\n",
1414 <               comp_stamps[current_comp]->getID(),
1415 <               current_atom->getType() );
1416 <      painCave.isFatal = 1;
1417 <      simError();
1418 <    }
1054 > void SimSetup::createFF( void ){
1055  
1056 <    the_atoms[current_atom_ndx]->setX( x + current_atom->getPosX() );
1421 <    the_atoms[current_atom_ndx]->setY( y + current_atom->getPosY() );
1422 <    the_atoms[current_atom_ndx]->setZ( z + current_atom->getPosZ() );
1056 >  switch( ffCase ){
1057  
1058 <    if( the_atoms[current_atom_ndx]->isDirectional() ){
1058 >  case FF_DUFF:
1059 >    the_ff = new DUFF();
1060 >    break;
1061  
1062 <      dAtom = (DirectionalAtom *)the_atoms[current_atom_ndx];
1062 >  case FF_LJ:
1063 >    the_ff = new LJFF();
1064 >    break;
1065  
1066 <      rotMat[0][0] = 1.0;
1067 <      rotMat[0][1] = 0.0;
1068 <      rotMat[0][2] = 0.0;
1066 >  case FF_EAM:
1067 >    the_ff = new EAM_FF();
1068 >    break;
1069  
1070 <      rotMat[1][0] = 0.0;
1071 <      rotMat[1][1] = 1.0;
1072 <      rotMat[1][2] = 0.0;
1070 >  default:
1071 >    sprintf( painCave.errMsg,
1072 >             "SimSetup Error. Unrecognized force field in case statement.\n");
1073 >    painCave.isFatal = 1;
1074 >    simError();
1075 >  }
1076  
1077 <      rotMat[2][0] = 0.0;
1078 <      rotMat[2][1] = 0.0;
1079 <      rotMat[2][2] = 1.0;
1077 > #ifdef IS_MPI
1078 >  strcpy( checkPointMsg, "ForceField creation successful" );
1079 >  MPIcheckPoint();
1080 > #endif // is_mpi
1081  
1082 <      dAtom->setA( rotMat );
1082 > }
1083 >
1084 >
1085 > void SimSetup::compList( void ){
1086 >
1087 >  int i;
1088 >
1089 >  comp_stamps = new MoleculeStamp*[n_components];
1090 >
1091 >  // make an array of molecule stamps that match the components used.
1092 >  // also extract the used stamps out into a separate linked list
1093 >
1094 >  info->nComponents = n_components;
1095 >  info->componentsNmol = components_nmol;
1096 >  info->compStamps = comp_stamps;
1097 >  info->headStamp = new LinkedMolStamp();
1098 >  
1099 >  char* id;
1100 >  LinkedMolStamp* headStamp = info->headStamp;
1101 >  LinkedMolStamp* currentStamp = NULL;
1102 >  for( i=0; i<n_components; i++ ){
1103 >
1104 >    id = the_components[i]->getType();
1105 >    comp_stamps[i] = NULL;
1106 >    
1107 >    // check to make sure the component isn't already in the list
1108 >
1109 >    comp_stamps[i] = headStamp->match( id );
1110 >    if( comp_stamps[i] == NULL ){
1111 >      
1112 >      // extract the component from the list;
1113 >      
1114 >      currentStamp = stamps->extractMolStamp( id );
1115 >      if( currentStamp == NULL ){
1116 >        sprintf( painCave.errMsg,
1117 >                 "SimSetup error: Component \"%s\" was not found in the "
1118 >                 "list of declared molecules\n",
1119 >                 id );
1120 >        painCave.isFatal = 1;
1121 >        simError();
1122 >      }
1123 >      
1124 >      headStamp->add( currentStamp );
1125 >      comp_stamps[i] = headStamp->match( id );
1126      }
1127 +  }
1128  
1129 <    current_atom_ndx++;
1129 > #ifdef IS_MPI
1130 >  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
1131 >  MPIcheckPoint();
1132 > #endif // is_mpi
1133 >
1134 >
1135 > }
1136 >
1137 > void SimSetup::calcSysValues( void ){
1138 >  int i, j, k;
1139 >
1140 >
1141 >  tot_atoms = 0;
1142 >  tot_bonds = 0;
1143 >  tot_bends = 0;
1144 >  tot_torsions = 0;
1145 >  for( i=0; i<n_components; i++ ){
1146 >    
1147 >    tot_atoms +=    components_nmol[i] * comp_stamps[i]->getNAtoms();
1148 >    tot_bonds +=    components_nmol[i] * comp_stamps[i]->getNBonds();
1149 >    tot_bends +=    components_nmol[i] * comp_stamps[i]->getNBends();
1150 >    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
1151    }
1152  
1153 <  current_mol++;
1447 <  current_comp_mol++;
1153 >  tot_SRI = tot_bonds + tot_bends + tot_torsions;
1154  
1155 <  if( current_comp_mol >= components_nmol[current_comp] ){
1155 >  info->n_atoms = tot_atoms;
1156 >  info->n_bonds = tot_bonds;
1157 >  info->n_bends = tot_bends;
1158 >  info->n_torsions = tot_torsions;
1159 >  info->n_SRI = tot_SRI;
1160 >  info->n_mol = tot_nmol;
1161 >  
1162 >  info->molMembershipArray = new int[tot_atoms];
1163 > }
1164  
1165 <    current_comp_mol = 0;
1166 <    current_comp++;
1165 >
1166 > #ifdef IS_MPI
1167 >
1168 > void SimSetup::mpiMolDivide( void ){
1169 >  
1170 >  int i, j, k;
1171 >  int localMol, allMol;
1172 >  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
1173 >
1174 >  mpiSim = new mpiSimulation( info );
1175 >  
1176 >  globalIndex = mpiSim->divideLabor();
1177 >
1178 >  // set up the local variables
1179 >  
1180 >  mol2proc = mpiSim->getMolToProcMap();
1181 >  molCompType = mpiSim->getMolComponentType();
1182 >  
1183 >  allMol = 0;
1184 >  localMol = 0;
1185 >  local_atoms = 0;
1186 >  local_bonds = 0;
1187 >  local_bends = 0;
1188 >  local_torsions = 0;
1189 >  globalAtomIndex = 0;
1190 >
1191 >
1192 >  for( i=0; i<n_components; i++ ){
1193 >
1194 >    for( j=0; j<components_nmol[i]; j++ ){
1195 >      
1196 >      if( mol2proc[allMol] == worldRank ){
1197 >        
1198 >        local_atoms +=    comp_stamps[i]->getNAtoms();
1199 >        local_bonds +=    comp_stamps[i]->getNBonds();
1200 >        local_bends +=    comp_stamps[i]->getNBends();
1201 >        local_torsions += comp_stamps[i]->getNTorsions();
1202 >        localMol++;
1203 >      }      
1204 >      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
1205 >        info->molMembershipArray[globalAtomIndex] = allMol;
1206 >        globalAtomIndex++;
1207 >      }
1208 >
1209 >      allMol++;      
1210 >    }
1211    }
1212 +  local_SRI = local_bonds + local_bends + local_torsions;
1213 +  
1214 +  info->n_atoms = mpiSim->getMyNlocal();  
1215 +  
1216 +  if( local_atoms != info->n_atoms ){
1217 +    sprintf( painCave.errMsg,
1218 +             "SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
1219 +             " localAtom (%d) are not equal.\n",
1220 +             info->n_atoms,
1221 +             local_atoms );
1222 +    painCave.isFatal = 1;
1223 +    simError();
1224 +  }
1225 +
1226 +  info->n_bonds = local_bonds;
1227 +  info->n_bends = local_bends;
1228 +  info->n_torsions = local_torsions;
1229 +  info->n_SRI = local_SRI;
1230 +  info->n_mol = localMol;
1231 +
1232 +  strcpy( checkPointMsg, "Passed nlocal consistency check." );
1233 +  MPIcheckPoint();
1234   }
1235 +  
1236 + #endif // is_mpi
1237 +
1238 +
1239 + void SimSetup::makeSysArrays( void ){
1240 +  int i, j, k;
1241 +
1242 +
1243 +  // create the atom and short range interaction arrays
1244 +
1245 +  Atom::createArrays(info->n_atoms);
1246 +  the_atoms = new Atom*[info->n_atoms];
1247 +  the_molecules = new Molecule[info->n_mol];
1248 +  int molIndex;
1249 +
1250 +  // initialize the molecule's stampID's
1251 +
1252 + #ifdef IS_MPI
1253 +  
1254 +
1255 +  molIndex = 0;
1256 +  for(i=0; i<mpiSim->getTotNmol(); i++){
1257 +    
1258 +    if(mol2proc[i] == worldRank ){
1259 +      the_molecules[molIndex].setStampID( molCompType[i] );
1260 +      the_molecules[molIndex].setMyIndex( molIndex );
1261 +      the_molecules[molIndex].setGlobalIndex( i );
1262 +      molIndex++;
1263 +    }
1264 +  }
1265 +
1266 + #else // is_mpi
1267 +  
1268 +  molIndex = 0;
1269 +  globalAtomIndex = 0;
1270 +  for(i=0; i<n_components; i++){
1271 +    for(j=0; j<components_nmol[i]; j++ ){
1272 +      the_molecules[molIndex].setStampID( i );
1273 +      the_molecules[molIndex].setMyIndex( molIndex );
1274 +      the_molecules[molIndex].setGlobalIndex( molIndex );
1275 +      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
1276 +        info->molMembershipArray[globalAtomIndex] = molIndex;
1277 +        globalAtomIndex++;
1278 +      }
1279 +      molIndex++;
1280 +    }
1281 +  }
1282 +    
1283 +
1284 + #endif // is_mpi
1285 +
1286 +
1287 +  if( info->n_SRI ){
1288 +    
1289 +    Exclude::createArray(info->n_SRI);
1290 +    the_excludes = new Exclude*[info->n_SRI];
1291 +    for( int ex=0; ex<info->n_SRI; ex++) the_excludes[ex] = new Exclude(ex);
1292 +    info->globalExcludes = new int;
1293 +    info->n_exclude = info->n_SRI;
1294 +  }
1295 +  else{
1296 +    
1297 +    Exclude::createArray( 1 );
1298 +    the_excludes = new Exclude*;
1299 +    the_excludes[0] = new Exclude(0);
1300 +    the_excludes[0]->setPair( 0,0 );
1301 +    info->globalExcludes = new int;
1302 +    info->globalExcludes[0] = 0;
1303 +    info->n_exclude = 0;
1304 +  }
1305 +
1306 +  // set the arrays into the SimInfo object
1307 +
1308 +  info->atoms = the_atoms;
1309 +  info->molecules = the_molecules;
1310 +  info->nGlobalExcludes = 0;
1311 +  info->excludes = the_excludes;
1312 +
1313 +  the_ff->setSimInfo( info );
1314 +
1315 + }
1316 +
1317 + void SimSetup::makeIntegrator( void ){
1318 +
1319 +  NVT<RealIntegrator>*  myNVT = NULL;
1320 +  NPTi<RealIntegrator>* myNPTi = NULL;
1321 +  NPTf<RealIntegrator>* myNPTf = NULL;
1322 +  NPTim<RealIntegrator>* myNPTim = NULL;
1323 +  NPTfm<RealIntegrator>* myNPTfm = NULL;
1324 +  ZConstraint<NVE<RealIntegrator> >* myNVEZCons = NULL;
1325 +  ZConstraint<NVT<RealIntegrator> >* myNVTZCons = NULL;
1326 +  ZConstraint<NPTi<RealIntegrator> >* myNPTiZCons = NULL;
1327 +  ZConstraint<NPTf<RealIntegrator> >* myNPTfZCons = NULL;
1328 +  ZConstraint<NPTim<RealIntegrator> >* myNPTimZCons = NULL;
1329 +  ZConstraint<NPTfm<RealIntegrator> >* myNPTfmZCons = NULL;
1330 +      
1331 +  cerr << "setting integrator" <<endl;    
1332 +  
1333 +  switch( ensembleCase ){
1334 +
1335 +  case NVE_ENS:
1336 +    new NVE<RealIntegrator>( info, the_ff );
1337 +    break;
1338 +
1339 +  case NVT_ENS:
1340 +    myNVT = new NVT<RealIntegrator>( info, the_ff );
1341 +    myNVT->setTargetTemp(globals->getTargetTemp());
1342 +
1343 +    if (globals->haveTauThermostat())
1344 +      myNVT->setTauThermostat(globals->getTauThermostat());
1345 +
1346 +    else {
1347 +      sprintf( painCave.errMsg,
1348 +               "SimSetup error: If you use the NVT\n"
1349 +               "    ensemble, you must set tauThermostat.\n");
1350 +      painCave.isFatal = 1;
1351 +      simError();
1352 +    }
1353 +    break;
1354 +
1355 +  case NPTi_ENS:
1356 +    myNPTi = new NPTi<RealIntegrator>( info, the_ff );
1357 +    myNPTi->setTargetTemp( globals->getTargetTemp() );
1358 +
1359 +    if (globals->haveTargetPressure())
1360 +      myNPTi->setTargetPressure(globals->getTargetPressure());
1361 +    else {
1362 +      sprintf( painCave.errMsg,
1363 +               "SimSetup error: If you use a constant pressure\n"
1364 +               "    ensemble, you must set targetPressure in the BASS file.\n");
1365 +      painCave.isFatal = 1;
1366 +      simError();
1367 +    }
1368 +    
1369 +    if( globals->haveTauThermostat() )
1370 +      myNPTi->setTauThermostat( globals->getTauThermostat() );
1371 +    else{
1372 +      sprintf( painCave.errMsg,
1373 +               "SimSetup error: If you use an NPT\n"
1374 +               "    ensemble, you must set tauThermostat.\n");
1375 +      painCave.isFatal = 1;
1376 +      simError();
1377 +    }
1378 +
1379 +    if( globals->haveTauBarostat() )
1380 +      myNPTi->setTauBarostat( globals->getTauBarostat() );
1381 +    else{
1382 +      sprintf( painCave.errMsg,
1383 +               "SimSetup error: If you use an NPT\n"
1384 +               "    ensemble, you must set tauBarostat.\n");
1385 +      painCave.isFatal = 1;
1386 +      simError();
1387 +    }
1388 +    break;
1389 +
1390 +  case NPTf_ENS:
1391 +    myNPTf = new NPTf<RealIntegrator>( info, the_ff );
1392 +    myNPTf->setTargetTemp( globals->getTargetTemp());
1393 +
1394 +    if (globals->haveTargetPressure())
1395 +      myNPTf->setTargetPressure(globals->getTargetPressure());
1396 +    else {
1397 +      sprintf( painCave.errMsg,
1398 +               "SimSetup error: If you use a constant pressure\n"
1399 +               "    ensemble, you must set targetPressure in the BASS file.\n");
1400 +      painCave.isFatal = 1;
1401 +      simError();
1402 +    }    
1403 +
1404 +    if( globals->haveTauThermostat() )
1405 +      myNPTf->setTauThermostat( globals->getTauThermostat() );
1406 +    else{
1407 +      sprintf( painCave.errMsg,
1408 +               "SimSetup error: If you use an NPT\n"
1409 +               "    ensemble, you must set tauThermostat.\n");
1410 +      painCave.isFatal = 1;
1411 +      simError();
1412 +    }
1413 +
1414 +    if( globals->haveTauBarostat() )
1415 +      myNPTf->setTauBarostat( globals->getTauBarostat() );
1416 +    else{
1417 +      sprintf( painCave.errMsg,
1418 +               "SimSetup error: If you use an NPT\n"
1419 +               "    ensemble, you must set tauBarostat.\n");
1420 +      painCave.isFatal = 1;
1421 +      simError();
1422 +    }
1423 +    break;
1424 +    
1425 +  case NPTim_ENS:
1426 +    myNPTim = new NPTim<RealIntegrator>( info, the_ff );
1427 +    myNPTim->setTargetTemp( globals->getTargetTemp());
1428 +
1429 +    if (globals->haveTargetPressure())
1430 +      myNPTim->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 +      myNPTim->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 +      myNPTim->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 NPTfm_ENS:
1461 +    myNPTfm = new NPTfm<RealIntegrator>( info, the_ff );
1462 +    myNPTfm->setTargetTemp( globals->getTargetTemp());
1463 +
1464 +    if (globals->haveTargetPressure())
1465 +      myNPTfm->setTargetPressure(globals->getTargetPressure());
1466 +    else {
1467 +      sprintf( painCave.errMsg,
1468 +               "SimSetup error: If you use a constant pressure\n"
1469 +               "    ensemble, you must set targetPressure in the BASS file.\n");
1470 +      painCave.isFatal = 1;
1471 +      simError();
1472 +    }
1473 +    
1474 +    if( globals->haveTauThermostat() )
1475 +      myNPTfm->setTauThermostat( globals->getTauThermostat() );
1476 +    else{
1477 +      sprintf( painCave.errMsg,
1478 +               "SimSetup error: If you use an NPT\n"
1479 +               "    ensemble, you must set tauThermostat.\n");
1480 +      painCave.isFatal = 1;
1481 +      simError();
1482 +    }
1483 +
1484 +    if( globals->haveTauBarostat() )
1485 +      myNPTfm->setTauBarostat( globals->getTauBarostat() );
1486 +    else{
1487 +      sprintf( painCave.errMsg,
1488 +               "SimSetup error: If you use an NPT\n"
1489 +               "    ensemble, you must set tauBarostat.\n");
1490 +      painCave.isFatal = 1;
1491 +      simError();
1492 +    }
1493 +    break;
1494 +    
1495 +  case NVEZCONS_ENS:
1496 +
1497 +
1498 +    //setup index of z-constraint molecules, z-constraint sampel time
1499 +    //and z-constraint force output name. These parameter should be known
1500 +    //before constructing the z-constraint integrator
1501 +    setupZConstraint();
1502 +      
1503 +    myNVEZCons = new ZConstraint<NVE<RealIntegrator> >( info, the_ff );
1504 +        
1505 +    break;
1506 +    
1507 +    
1508 +  case NVTZCONS_ENS:
1509 +  
1510 +    setupZConstraint();
1511 +    
1512 +    myNVTZCons = new ZConstraint<NVT<RealIntegrator> >( info, the_ff );
1513 +    myNVTZCons->setTargetTemp(globals->getTargetTemp());
1514 +
1515 +    if (globals->haveTauThermostat())
1516 +      myNVTZCons->setTauThermostat(globals->getTauThermostat());
1517 +
1518 +    else {
1519 +      sprintf( painCave.errMsg,
1520 +               "SimSetup error: If you use the NVT\n"
1521 +               "    ensemble, you must set tauThermostat.\n");
1522 +      painCave.isFatal = 1;
1523 +      simError();
1524 +    }    
1525 +    break;    
1526 +    
1527 +  case NPTiZCONS_ENS:
1528 +  
1529 +    setupZConstraint();
1530 +    
1531 +    myNPTiZCons = new ZConstraint<NPTi<RealIntegrator> >( info, the_ff );
1532 +    myNPTiZCons->setTargetTemp( globals->getTargetTemp() );
1533 +
1534 +    if (globals->haveTargetPressure())
1535 +      myNPTiZCons->setTargetPressure(globals->getTargetPressure());
1536 +    else {
1537 +      sprintf( painCave.errMsg,
1538 +               "SimSetup error: If you use a constant pressure\n"
1539 +               "    ensemble, you must set targetPressure in the BASS file.\n");
1540 +      painCave.isFatal = 1;
1541 +      simError();
1542 +    }
1543 +    
1544 +    if( globals->haveTauThermostat() )
1545 +      myNPTiZCons->setTauThermostat( globals->getTauThermostat() );
1546 +    else{
1547 +      sprintf( painCave.errMsg,
1548 +               "SimSetup error: If you use an NPT\n"
1549 +               "    ensemble, you must set tauThermostat.\n");
1550 +      painCave.isFatal = 1;
1551 +      simError();
1552 +    }
1553 +
1554 +    if( globals->haveTauBarostat() )
1555 +      myNPTiZCons->setTauBarostat( globals->getTauBarostat() );
1556 +    else{
1557 +      sprintf( painCave.errMsg,
1558 +               "SimSetup error: If you use an NPT\n"
1559 +               "    ensemble, you must set tauBarostat.\n");
1560 +      painCave.isFatal = 1;
1561 +      simError();
1562 +    }  
1563 +    
1564 +    break;
1565 +    
1566 +  case NPTfZCONS_ENS:
1567 +  
1568 +    setupZConstraint();
1569 +  
1570 +    myNPTfZCons = new ZConstraint<NPTf<RealIntegrator> >( info, the_ff );
1571 +    myNPTfZCons->setTargetTemp( globals->getTargetTemp());
1572 +
1573 +    if (globals->haveTargetPressure())
1574 +      myNPTfZCons->setTargetPressure(globals->getTargetPressure());
1575 +    else {
1576 +      sprintf( painCave.errMsg,
1577 +               "SimSetup error: If you use a constant pressure\n"
1578 +               "    ensemble, you must set targetPressure in the BASS file.\n");
1579 +      painCave.isFatal = 1;
1580 +      simError();
1581 +    }    
1582 +
1583 +    if( globals->haveTauThermostat() )
1584 +      myNPTfZCons->setTauThermostat( globals->getTauThermostat() );
1585 +    else{
1586 +      sprintf( painCave.errMsg,
1587 +               "SimSetup error: If you use an NPT\n"
1588 +               "    ensemble, you must set tauThermostat.\n");
1589 +      painCave.isFatal = 1;
1590 +      simError();
1591 +    }
1592 +
1593 +    if( globals->haveTauBarostat() )
1594 +      myNPTfZCons->setTauBarostat( globals->getTauBarostat() );
1595 +    else{
1596 +      sprintf( painCave.errMsg,
1597 +               "SimSetup error: If you use an NPT\n"
1598 +               "    ensemble, you must set tauBarostat.\n");
1599 +      painCave.isFatal = 1;
1600 +      simError();
1601 +    }  
1602 +    
1603 +    break;  
1604 +      
1605 +  case NPTimZCONS_ENS:
1606 +  
1607 +    setupZConstraint();
1608 +  
1609 +    myNPTimZCons = new ZConstraint<NPTim<RealIntegrator> >( info, the_ff );
1610 +    myNPTimZCons->setTargetTemp( globals->getTargetTemp());
1611 +
1612 +    if (globals->haveTargetPressure())
1613 +      myNPTimZCons->setTargetPressure(globals->getTargetPressure());
1614 +    else {
1615 +      sprintf( painCave.errMsg,
1616 +               "SimSetup error: If you use a constant pressure\n"
1617 +               "    ensemble, you must set targetPressure in the BASS file.\n");
1618 +      painCave.isFatal = 1;
1619 +      simError();
1620 +    }
1621 +    
1622 +    if( globals->haveTauThermostat() )
1623 +      myNPTimZCons->setTauThermostat( globals->getTauThermostat() );
1624 +    else{
1625 +      sprintf( painCave.errMsg,
1626 +               "SimSetup error: If you use an NPT\n"
1627 +               "    ensemble, you must set tauThermostat.\n");
1628 +      painCave.isFatal = 1;
1629 +      simError();
1630 +    }
1631 +
1632 +    if( globals->haveTauBarostat() )
1633 +      myNPTimZCons->setTauBarostat( globals->getTauBarostat() );
1634 +    else{
1635 +      sprintf( painCave.errMsg,
1636 +               "SimSetup error: If you use an NPT\n"
1637 +               "    ensemble, you must set tauBarostat.\n");
1638 +      painCave.isFatal = 1;
1639 +      simError();
1640 +    }  
1641 +    
1642 +    break;
1643 +    
1644 +  case NPTfmZCONS_ENS:
1645 +  
1646 +    setupZConstraint();
1647 +    
1648 +    myNPTfmZCons = new ZConstraint<NPTfm<RealIntegrator> >( info, the_ff );
1649 +    myNPTfmZCons->setTargetTemp( globals->getTargetTemp());
1650 +
1651 +    if (globals->haveTargetPressure())
1652 +      myNPTfmZCons->setTargetPressure(globals->getTargetPressure());
1653 +    else {
1654 +      sprintf( painCave.errMsg,
1655 +               "SimSetup error: If you use a constant pressure\n"
1656 +               "    ensemble, you must set targetPressure in the BASS file.\n");
1657 +      painCave.isFatal = 1;
1658 +      simError();
1659 +    }
1660 +    
1661 +    if( globals->haveTauThermostat() )
1662 +      myNPTfmZCons->setTauThermostat( globals->getTauThermostat() );
1663 +    else{
1664 +      sprintf( painCave.errMsg,
1665 +               "SimSetup error: If you use an NPT\n"
1666 +               "    ensemble, you must set tauThermostat.\n");
1667 +      painCave.isFatal = 1;
1668 +      simError();
1669 +    }
1670 +
1671 +    if( globals->haveTauBarostat() )
1672 +      myNPTfmZCons->setTauBarostat( globals->getTauBarostat() );
1673 +    else{
1674 +      sprintf( painCave.errMsg,
1675 +               "SimSetup error: If you use an NPT\n"
1676 +               "    ensemble, you must set tauBarostat.\n");
1677 +      painCave.isFatal = 1;
1678 +      simError();
1679 +    }    
1680 +    break;      
1681 +      
1682 +  
1683 +    
1684 +  default:
1685 +    sprintf( painCave.errMsg,
1686 +             "SimSetup Error. Unrecognized ensemble in case statement.\n");
1687 +    painCave.isFatal = 1;
1688 +    simError();
1689 +  }
1690 +
1691 + }
1692 +
1693 + void SimSetup::initFortran( void ){
1694 +
1695 +  info->refreshSim();
1696 +  
1697 +  if( !strcmp( info->mixingRule, "standard") ){
1698 +    the_ff->initForceField( LB_MIXING_RULE );
1699 +  }
1700 +  else if( !strcmp( info->mixingRule, "explicit") ){
1701 +    the_ff->initForceField( EXPLICIT_MIXING_RULE );
1702 +  }
1703 +  else{
1704 +    sprintf( painCave.errMsg,
1705 +             "SimSetup Error: unknown mixing rule -> \"%s\"\n",
1706 +             info->mixingRule );
1707 +    painCave.isFatal = 1;
1708 +    simError();
1709 +  }
1710 +
1711 +
1712 + #ifdef IS_MPI
1713 +  strcpy( checkPointMsg,
1714 +          "Successfully intialized the mixingRule for Fortran." );
1715 +  MPIcheckPoint();
1716 + #endif // is_mpi
1717 +
1718 + }
1719 +
1720 + void SimSetup::setupZConstraint()
1721 + {
1722 +  if(globals->haveZConsTime()){  
1723 +
1724 +  //add sample time of z-constraint  into SimInfo's property list                    
1725 +  DoubleData* zconsTimeProp = new DoubleData();
1726 +  zconsTimeProp->setID("zconstime");
1727 +  zconsTimeProp->setData(globals->getZConsTime());
1728 +  info->addProperty(zconsTimeProp);
1729 +  }
1730 +  else{
1731 +    sprintf( painCave.errMsg,
1732 +             "ZConstraint error: If you use an ZConstraint\n"
1733 +             " , you must set sample time.\n");
1734 +    painCave.isFatal = 1;
1735 +    simError();      
1736 +  }
1737 +      
1738 +  if(globals->haveIndexOfAllZConsMols()){
1739 +
1740 +        //add index of z-constraint molecules into SimInfo's property list
1741 +        vector<int> tempIndex = globals->getIndexOfAllZConsMols();
1742 +        
1743 +        //sort the index
1744 +        sort(tempIndex.begin(), tempIndex.end());
1745 +        
1746 +        IndexData* zconsIndex = new IndexData();
1747 +        zconsIndex->setID("zconsindex");
1748 +        zconsIndex->setIndexData(tempIndex);
1749 +        info->addProperty(zconsIndex);
1750 +  }
1751 +  else{
1752 +    sprintf( painCave.errMsg,
1753 +             "SimSetup error: If you use an ZConstraint\n"
1754 +             " , you must set index of z-constraint molecules.\n");
1755 +    painCave.isFatal = 1;
1756 +    simError();    
1757 +      
1758 +  }
1759 +
1760 +  //Determine the name of ouput file and add it into SimInfo's property list
1761 +  //Be careful, do not use inFileName, since it is a pointer which
1762 +  //point to a string at master node, and slave nodes do not contain that string
1763 +    
1764 +  string zconsOutput(info->finalName);
1765 +            
1766 +  zconsOutput = zconsOutput.substr(0, zconsOutput.rfind(".")) + ".fz";
1767 +                
1768 +  StringData* zconsFilename = new StringData();
1769 +  zconsFilename->setID("zconsfilename");
1770 +  zconsFilename->setData(zconsOutput);
1771 +
1772 +  info->addProperty(zconsFilename);      
1773 +
1774 + }

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