ViewVC Help
View File | Revision Log | Show Annotations | View Changeset | Root Listing
root/group/trunk/OOPSE/libmdtools/SimSetup.cpp
(Generate patch)

Comparing trunk/OOPSE/libmdtools/SimSetup.cpp (file contents):
Revision 580 by gezelter, Wed Jul 9 13:56:36 2003 UTC vs.
Revision 676 by tim, Mon Aug 11 19:40:06 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 14 | Line 16
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
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  
26   #define FF_DUFF 0
27   #define FF_LJ   1
28 + #define FF_EAM  2
29  
30 + using namespace std;
31  
32   SimSetup::SimSetup(){
33 +  
34 +  isInfoArray = 0;
35 +  nInfo = 1;
36 +  
37    stamps = new MakeStamps();
38    globals = new Globals();
39    
40 +  
41   #ifdef IS_MPI
42    strcpy( checkPointMsg, "SimSetup creation successful" );
43    MPIcheckPoint();
# Line 38 | Line 49 | void SimSetup::parseFile( char* fileName ){
49    delete globals;
50   }
51  
52 + void SimSetup::setSimInfo( SimInfo* the_info, int theNinfo ) {
53 +    info = the_info;
54 +    nInfo = theNinfo;
55 +    isInfoArray = 1;
56 + }
57 +
58 +
59   void SimSetup::parseFile( char* fileName ){
60  
61   #ifdef IS_MPI
# Line 73 | Line 91 | void SimSetup::createSim( void ){
91  
92   #endif // is_mpi
93  
94 < void SimSetup::createSim( void ){
94 > void SimSetup::createSim(void){
95  
78  MakeStamps *the_stamps;
79  Globals* the_globals;
96    int i, j, k, globalAtomIndex;
97    
98 <  int ensembleCase;
99 <  int ffCase;
98 >  // gather all of the information from the Bass file
99 >  
100 >  gatherInfo();
101 >
102 >  // creation of complex system objects
103 >
104 >  sysObjectsCreation();
105 >
106 >  // check on the post processing info
107 >  
108 >  finalInfoCheck();
109 >
110 >  // initialize the system coordinates
111 >
112 >  if( !isInfoArray ) initSystemCoords();  
113 >
114 >  // make the output filenames
115 >
116 >  makeOutNames();
117 >  
118 >  // make the integrator
119 >  
120 >  makeIntegrator();
121 >  
122 > #ifdef IS_MPI
123 >  mpiSim->mpiRefresh();
124 > #endif
125 >
126 >  // initialize the Fortran
127 >
128 >  initFortran();
129 >
130 >
131 >
132 > }
133 >
134 >
135 > void SimSetup::makeMolecules( void ){
136 >
137 >  int k,l;
138 >  int i, j, exI, exJ, tempEx, stampID, atomOffset, excludeOffset;
139 >  molInit molInfo;
140 >  DirectionalAtom* dAtom;
141 >  LinkedAssign* extras;
142 >  LinkedAssign* current_extra;
143 >  AtomStamp* currentAtom;
144 >  BondStamp* currentBond;
145 >  BendStamp* currentBend;
146 >  TorsionStamp* currentTorsion;
147 >
148 >  bond_pair* theBonds;
149 >  bend_set* theBends;
150 >  torsion_set* theTorsions;
151 >
152 >  
153 >  //init the forceField paramters
154 >
155 >  the_ff->readParams();
156 >
157 >  
158 >  // init the atoms
159 >
160 >  double ux, uy, uz, u, uSqr;
161 >  
162 >  for(k=0; k<nInfo; k++){
163 >    
164 >    the_ff->setSimInfo( &(info[k]) );
165 >
166 >    atomOffset = 0;
167 >    excludeOffset = 0;
168 >    for(i=0; i<info[k].n_mol; i++){
169 >    
170 >      stampID = info[k].molecules[i].getStampID();
171 >
172 >      molInfo.nAtoms    = comp_stamps[stampID]->getNAtoms();
173 >      molInfo.nBonds    = comp_stamps[stampID]->getNBonds();
174 >      molInfo.nBends    = comp_stamps[stampID]->getNBends();
175 >      molInfo.nTorsions = comp_stamps[stampID]->getNTorsions();
176 >      molInfo.nExcludes = molInfo.nBonds + molInfo.nBends + molInfo.nTorsions;
177 >      
178 >      molInfo.myAtoms = &(info[k].atoms[atomOffset]);
179 >      molInfo.myExcludes = &(info[k].excludes[excludeOffset]);
180 >      molInfo.myBonds = new Bond*[molInfo.nBonds];
181 >      molInfo.myBends = new Bend*[molInfo.nBends];
182 >      molInfo.myTorsions = new Torsion*[molInfo.nTorsions];
183 >
184 >      theBonds = new bond_pair[molInfo.nBonds];
185 >      theBends = new bend_set[molInfo.nBends];
186 >      theTorsions = new torsion_set[molInfo.nTorsions];
187 >    
188 >      // make the Atoms
189 >    
190 >      for(j=0; j<molInfo.nAtoms; j++){
191 >        
192 >        currentAtom = comp_stamps[stampID]->getAtom( j );
193 >        if( currentAtom->haveOrientation() ){
194 >          
195 >          dAtom = new DirectionalAtom( (j + atomOffset),
196 >                                       info[k].getConfiguration() );
197 >          info[k].n_oriented++;
198 >          molInfo.myAtoms[j] = dAtom;
199 >          
200 >          ux = currentAtom->getOrntX();
201 >          uy = currentAtom->getOrntY();
202 >          uz = currentAtom->getOrntZ();
203 >          
204 >          uSqr = (ux * ux) + (uy * uy) + (uz * uz);
205 >          
206 >          u = sqrt( uSqr );
207 >          ux = ux / u;
208 >          uy = uy / u;
209 >          uz = uz / u;
210 >          
211 >          dAtom->setSUx( ux );
212 >          dAtom->setSUy( uy );
213 >          dAtom->setSUz( uz );
214 >        }
215 >        else{
216 >          molInfo.myAtoms[j] = new GeneralAtom( (j + atomOffset),
217 >                                                info[k].getConfiguration() );
218 >        }
219 >        molInfo.myAtoms[j]->setType( currentAtom->getType() );
220 >    
221 > #ifdef IS_MPI
222 >      
223 >        molInfo.myAtoms[j]->setGlobalIndex( globalIndex[j+atomOffset] );
224 >      
225 > #endif // is_mpi
226 >      }
227 >    
228 >    // make the bonds
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[j].a;
236 >        exJ = theBonds[j].b;
237 >        
238 >        // exclude_I must always be the smaller of the pair
239 >        if( exI > exJ ){
240 >          tempEx = exI;
241 >          exI = exJ;
242 >          exJ = tempEx;
243 >        }
244 > #ifdef IS_MPI
245 >        tempEx = exI;
246 >        exI = info[k].atoms[tempEx]->getGlobalIndex() + 1;
247 >        tempEx = exJ;
248 >        exJ = info[k].atoms[tempEx]->getGlobalIndex() + 1;
249 >        
250 >        info[k].excludes[j+excludeOffset]->setPair( exI, exJ );
251 > #else  // isn't MPI
252 >        
253 >        info[k].excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
254 > #endif  //is_mpi
255 >      }
256 >      excludeOffset += molInfo.nBonds;
257 >      
258 >      //make the bends
259 >      for(j=0; j<molInfo.nBends; j++){
260 >        
261 >        currentBend = comp_stamps[stampID]->getBend( j );
262 >        theBends[j].a = currentBend->getA() + atomOffset;
263 >        theBends[j].b = currentBend->getB() + atomOffset;
264 >        theBends[j].c = currentBend->getC() + atomOffset;
265 >        
266 >        if( currentBend->haveExtras() ){
267 >          
268 >          extras = currentBend->getExtras();
269 >          current_extra = extras;
270 >          
271 >          while( current_extra != NULL ){
272 >            if( !strcmp( current_extra->getlhs(), "ghostVectorSource" )){
273 >              
274 >              switch( current_extra->getType() ){
275 >                
276 >              case 0:
277 >                theBends[j].ghost =
278 >                  current_extra->getInt() + atomOffset;
279 >                theBends[j].isGhost = 1;
280 >                break;
281 >                
282 >              case 1:
283 >                theBends[j].ghost =
284 >                  (int)current_extra->getDouble() + atomOffset;
285 >                theBends[j].isGhost = 1;
286 >                break;
287 >                
288 >              default:
289 >                sprintf( painCave.errMsg,
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() );
294 >                painCave.isFatal = 1;
295 >                simError();
296 >              }
297 >            }
298 >            
299 >            else{
300 >              
301 >              sprintf( painCave.errMsg,
302 >                       "SimSetup Error: unhandled bend assignment:\n"
303 >                       "    -->%s in Bend[%d] in %s\n",
304 >                       current_extra->getlhs(),
305 >                       j, comp_stamps[stampID]->getID() );
306 >              painCave.isFatal = 1;
307 >              simError();
308 >            }
309 >            
310 >            current_extra = current_extra->getNext();
311 >          }
312 >        }
313 >        
314 >        if( !theBends[j].isGhost ){
315 >          
316 >          exI = theBends[j].a;
317 >          exJ = theBends[j].c;
318 >        }
319 >        else{
320 >          
321 >          exI = theBends[j].a;
322 >          exJ = theBends[j].b;
323 >        }
324 >        
325 >        // exclude_I must always be the smaller of the pair
326 >        if( exI > exJ ){
327 >          tempEx = exI;
328 >          exI = exJ;
329 >          exJ = tempEx;
330 >        }
331 > #ifdef IS_MPI
332 >        tempEx = exI;
333 >        exI = info[k].atoms[tempEx]->getGlobalIndex() + 1;
334 >        tempEx = exJ;
335 >        exJ = info[k].atoms[tempEx]->getGlobalIndex() + 1;
336 >      
337 >        info[k].excludes[j+excludeOffset]->setPair( exI, exJ );
338 > #else  // isn't MPI
339 >        info[k].excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
340 > #endif  //is_mpi
341 >      }
342 >      excludeOffset += molInfo.nBends;
343 >      
344 >      for(j=0; j<molInfo.nTorsions; j++){
345 >        
346 >        currentTorsion = comp_stamps[stampID]->getTorsion( j );
347 >        theTorsions[j].a = currentTorsion->getA() + atomOffset;
348 >        theTorsions[j].b = currentTorsion->getB() + atomOffset;
349 >        theTorsions[j].c = currentTorsion->getC() + atomOffset;
350 >        theTorsions[j].d = currentTorsion->getD() + atomOffset;
351 >        
352 >        exI = theTorsions[j].a;
353 >        exJ = theTorsions[j].d;
354 >        
355 >        // exclude_I must always be the smaller of the pair
356 >        if( exI > exJ ){
357 >          tempEx = exI;
358 >          exI = exJ;
359 >          exJ = tempEx;
360 >        }
361 > #ifdef IS_MPI
362 >        tempEx = exI;
363 >        exI = info[k].atoms[tempEx]->getGlobalIndex() + 1;
364 >        tempEx = exJ;
365 >        exJ = info[k].atoms[tempEx]->getGlobalIndex() + 1;
366 >        
367 >        info[k].excludes[j+excludeOffset]->setPair( exI, exJ );
368 > #else  // isn't MPI
369 >        info[k].excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
370 > #endif  //is_mpi
371 >      }
372 >      excludeOffset += molInfo.nTorsions;
373 >      
374 >      
375 >      // send the arrays off to the forceField for init.
376 >      
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 >      info[k].molecules[i].initialize( molInfo );
384 >
385 >      
386 >      atomOffset += molInfo.nAtoms;
387 >      delete[] theBonds;
388 >      delete[] theBends;
389 >      delete[] theTorsions;
390 >    }
391 >  }
392    
393 + #ifdef IS_MPI
394 +  sprintf( checkPointMsg, "all molecules initialized succesfully" );
395 +  MPIcheckPoint();
396 + #endif // is_mpi
397 +  
398 +  // clean up the forcefield
399 +
400 +  the_ff->calcRcut();
401 +  the_ff->cleanMe();
402 +  
403 + }
404 +
405 + void SimSetup::initFromBass( void ){
406 +
407 +  int i, j, k;
408 +  int n_cells;
409 +  double cellx, celly, cellz;
410 +  double temp1, temp2, temp3;
411 +  int n_per_extra;
412 +  int n_extra;
413 +  int have_extra, done;
414 +
415 +  double vel[3];
416 +  vel[0] = 0.0;
417 +  vel[1] = 0.0;
418 +  vel[2] = 0.0;
419 +
420 +  temp1 = (double)tot_nmol / 4.0;
421 +  temp2 = pow( temp1, ( 1.0 / 3.0 ) );
422 +  temp3 = ceil( temp2 );
423 +
424 +  have_extra =0;
425 +  if( temp2 < temp3 ){ // we have a non-complete lattice
426 +    have_extra =1;
427 +
428 +    n_cells = (int)temp3 - 1;
429 +    cellx = info[0].boxL[0] / temp3;
430 +    celly = info[0].boxL[1] / temp3;
431 +    cellz = info[0].boxL[2] / temp3;
432 +    n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
433 +    temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
434 +    n_per_extra = (int)ceil( temp1 );
435 +
436 +    if( n_per_extra > 4){
437 +      sprintf( painCave.errMsg,
438 +               "SimSetup error. There has been an error in constructing"
439 +               " the non-complete lattice.\n" );
440 +      painCave.isFatal = 1;
441 +      simError();
442 +    }
443 +  }
444 +  else{
445 +    n_cells = (int)temp3;
446 +    cellx = info[0].boxL[0] / temp3;
447 +    celly = info[0].boxL[1] / temp3;
448 +    cellz = info[0].boxL[2] / temp3;
449 +  }
450 +
451 +  current_mol = 0;
452 +  current_comp_mol = 0;
453 +  current_comp = 0;
454 +  current_atom_ndx = 0;
455 +
456 +  for( i=0; i < n_cells ; i++ ){
457 +    for( j=0; j < n_cells; j++ ){
458 +      for( k=0; k < n_cells; k++ ){
459 +
460 +        makeElement( i * cellx,
461 +                     j * celly,
462 +                     k * cellz );
463 +
464 +        makeElement( i * cellx + 0.5 * cellx,
465 +                     j * celly + 0.5 * celly,
466 +                     k * cellz );
467 +
468 +        makeElement( i * cellx,
469 +                     j * celly + 0.5 * celly,
470 +                     k * cellz + 0.5 * cellz );
471 +
472 +        makeElement( i * cellx + 0.5 * cellx,
473 +                     j * celly,
474 +                     k * cellz + 0.5 * cellz );
475 +      }
476 +    }
477 +  }
478 +
479 +  if( have_extra ){
480 +    done = 0;
481 +
482 +    int start_ndx;
483 +    for( i=0; i < (n_cells+1) && !done; i++ ){
484 +      for( j=0; j < (n_cells+1) && !done; j++ ){
485 +
486 +        if( i < n_cells ){
487 +
488 +          if( j < n_cells ){
489 +            start_ndx = n_cells;
490 +          }
491 +          else start_ndx = 0;
492 +        }
493 +        else start_ndx = 0;
494 +
495 +        for( k=start_ndx; k < (n_cells+1) && !done; k++ ){
496 +
497 +          makeElement( i * cellx,
498 +                       j * celly,
499 +                       k * cellz );
500 +          done = ( current_mol >= tot_nmol );
501 +
502 +          if( !done && n_per_extra > 1 ){
503 +            makeElement( i * cellx + 0.5 * cellx,
504 +                         j * celly + 0.5 * celly,
505 +                         k * cellz );
506 +            done = ( current_mol >= tot_nmol );
507 +          }
508 +
509 +          if( !done && n_per_extra > 2){
510 +            makeElement( i * cellx,
511 +                         j * celly + 0.5 * celly,
512 +                         k * cellz + 0.5 * cellz );
513 +            done = ( current_mol >= tot_nmol );
514 +          }
515 +
516 +          if( !done && n_per_extra > 3){
517 +            makeElement( i * cellx + 0.5 * cellx,
518 +                         j * celly,
519 +                         k * cellz + 0.5 * cellz );
520 +            done = ( current_mol >= tot_nmol );
521 +          }
522 +        }
523 +      }
524 +    }
525 +  }
526 +
527 +  for( i=0; i<info[0].n_atoms; i++ ){
528 +    info[0].atoms[i]->setVel( vel );
529 +  }
530 + }
531 +
532 + void SimSetup::makeElement( double x, double y, double z ){
533 +
534 +  int k;
535 +  AtomStamp* current_atom;
536 +  DirectionalAtom* dAtom;
537 +  double rotMat[3][3];
538 +  double pos[3];
539 +
540 +  for( k=0; k<comp_stamps[current_comp]->getNAtoms(); k++ ){
541 +
542 +    current_atom = comp_stamps[current_comp]->getAtom( k );
543 +    if( !current_atom->havePosition() ){
544 +      sprintf( painCave.errMsg,
545 +               "SimSetup:initFromBass error.\n"
546 +               "\tComponent %s, atom %s does not have a position specified.\n"
547 +               "\tThe initialization routine is unable to give a start"
548 +               " position.\n",
549 +               comp_stamps[current_comp]->getID(),
550 +               current_atom->getType() );
551 +      painCave.isFatal = 1;
552 +      simError();
553 +    }
554 +    
555 +    pos[0] = x + current_atom->getPosX();
556 +    pos[1] = y + current_atom->getPosY();
557 +    pos[2] = z + current_atom->getPosZ();
558 +    
559 +    info[0].atoms[current_atom_ndx]->setPos( pos );
560 +
561 +    if( info[0].atoms[current_atom_ndx]->isDirectional() ){
562 +
563 +      dAtom = (DirectionalAtom *)info[0].atoms[current_atom_ndx];
564 +
565 +      rotMat[0][0] = 1.0;
566 +      rotMat[0][1] = 0.0;
567 +      rotMat[0][2] = 0.0;
568 +
569 +      rotMat[1][0] = 0.0;
570 +      rotMat[1][1] = 1.0;
571 +      rotMat[1][2] = 0.0;
572 +
573 +      rotMat[2][0] = 0.0;
574 +      rotMat[2][1] = 0.0;
575 +      rotMat[2][2] = 1.0;
576 +
577 +      dAtom->setA( rotMat );
578 +    }
579 +
580 +    current_atom_ndx++;
581 +  }
582 +
583 +  current_mol++;
584 +  current_comp_mol++;
585 +
586 +  if( current_comp_mol >= components_nmol[current_comp] ){
587 +
588 +    current_comp_mol = 0;
589 +    current_comp++;
590 +  }
591 + }
592 +
593 +
594 + void SimSetup::gatherInfo( void ){
595 +  int i,j,k;
596 +
597    ensembleCase = -1;
598    ffCase = -1;
599  
88  // get the stamps and globals;
89  the_stamps = stamps;
90  the_globals = globals;
91
600    // set the easy ones first
93  simnfo->target_temp = the_globals->getTargetTemp();
94  simnfo->dt = the_globals->getDt();
95  simnfo->run_time = the_globals->getRunTime();
601  
602 <  // get the ones we know are there, yet still may need some work.
603 <  n_components = the_globals->getNComponents();
604 <  strcpy( force_field, the_globals->getForceField() );
602 >  for( i=0; i<nInfo; i++){
603 >    info[i].target_temp = globals->getTargetTemp();
604 >    info[i].dt = globals->getDt();
605 >    info[i].run_time = globals->getRunTime();
606 >  }
607 >  n_components = globals->getNComponents();
608  
609 +
610 +  // get the forceField
611 +
612 +  strcpy( force_field, globals->getForceField() );
613 +
614    if( !strcasecmp( force_field, "DUFF" )) ffCase = FF_DUFF;
615    else if( !strcasecmp( force_field, "LJ" )) ffCase = FF_LJ;
616 +  else if( !strcasecmp( force_field, "EAM" )) ffCase = FF_EAM;
617    else{
618      sprintf( painCave.errMsg,
619               "SimSetup Error. Unrecognized force field -> %s\n",
# Line 108 | Line 622 | void SimSetup::createSim( void ){
622      simError();
623    }
624  
625 <  // get the ensemble:
112 <  strcpy( ensemble, the_globals->getEnsemble() );
625 >  // get the ensemble
626  
627 +  strcpy( ensemble, globals->getEnsemble() );
628 +
629    if( !strcasecmp( ensemble, "NVE" ))      ensembleCase = NVE_ENS;
630    else if( !strcasecmp( ensemble, "NVT" )) ensembleCase = NVT_ENS;
631    else if( !strcasecmp( ensemble, "NPTi" ) || !strcasecmp( ensemble, "NPT") )
632      ensembleCase = NPTi_ENS;
633    else if( !strcasecmp( ensemble, "NPTf" )) ensembleCase = NPTf_ENS;
634 +  else if( !strcasecmp( ensemble, "NPTim" )) ensembleCase = NPTim_ENS;
635 +  else if( !strcasecmp( ensemble, "NPTfm" )) ensembleCase = NPTfm_ENS;
636    else{
637      sprintf( painCave.errMsg,
638               "SimSetup Warning. Unrecognized Ensemble -> %s, "
# Line 126 | Line 643 | void SimSetup::createSim( void ){
643      strcpy( ensemble, "NVE" );
644      ensembleCase = NVE_ENS;
645    }  
646 <  strcpy( simnfo->ensemble, ensemble );
646 >  
647 >  for(i=0; i<nInfo; i++){
648 >    
649 >    strcpy( info[i].ensemble, ensemble );
650  
651 +    // get the mixing rule
652  
653 < //   if( !strcasecmp( ensemble, "NPT" ) ) {
654 < //     the_extendedsystem = new ExtendedSystem( simnfo );
134 < //     the_extendedsystem->setTargetTemp(the_globals->getTargetTemp());
135 < //     if (the_globals->haveTargetPressure())
136 < //       the_extendedsystem->setTargetPressure(the_globals->getTargetPressure());
137 < //     else {
138 < //       sprintf( painCave.errMsg,
139 < //                "SimSetup error: If you use the constant pressure\n"
140 < //                "    ensemble, you must set targetPressure.\n"
141 < //                "    This was found in the BASS file.\n");
142 < //       painCave.isFatal = 1;
143 < //       simError();
144 < //     }
145 <
146 < //     if (the_globals->haveTauThermostat())
147 < //       the_extendedsystem->setTauThermostat(the_globals->getTauThermostat());
148 < //     else if (the_globals->haveQmass())
149 < //       the_extendedsystem->setQmass(the_globals->getQmass());
150 < //     else {
151 < //       sprintf( painCave.errMsg,
152 < //                "SimSetup error: If you use one of the constant temperature\n"
153 < //                "    ensembles, you must set either tauThermostat or qMass.\n"
154 < //                "    Neither of these was found in the BASS file.\n");
155 < //       painCave.isFatal = 1;
156 < //       simError();
157 < //     }
158 <
159 < //     if (the_globals->haveTauBarostat())
160 < //       the_extendedsystem->setTauBarostat(the_globals->getTauBarostat());
161 < //     else {
162 < //       sprintf( painCave.errMsg,
163 < //                "SimSetup error: If you use the constant pressure\n"
164 < //                "    ensemble, you must set tauBarostat.\n"
165 < //                "    This was found in the BASS file.\n");
166 < //       painCave.isFatal = 1;
167 < //       simError();
168 < //     }
169 <
170 < //   } else if ( !strcasecmp( ensemble, "NVT") ) {
171 < //     the_extendedsystem = new ExtendedSystem( simnfo );
172 < //     the_extendedsystem->setTargetTemp(the_globals->getTargetTemp());
173 <
174 < //     if (the_globals->haveTauThermostat())
175 < //       the_extendedsystem->setTauThermostat(the_globals->getTauThermostat());
176 < //     else if (the_globals->haveQmass())
177 < //       the_extendedsystem->setQmass(the_globals->getQmass());
178 < //     else {
179 < //       sprintf( painCave.errMsg,
180 < //                "SimSetup error: If you use one of the constant temperature\n"
181 < //                "    ensembles, you must set either tauThermostat or qMass.\n"
182 < //                "    Neither of these was found in the BASS file.\n");
183 < //       painCave.isFatal = 1;
184 < //       simError();
185 < //     }
186 <
187 <  strcpy( simnfo->mixingRule, the_globals->getMixingRule() );
188 <  simnfo->usePBC = the_globals->getPBC();
189 <          
190 <  int usesDipoles = 0;
191 <  switch( ffCase ){
192 <
193 <  case FF_DUFF:
194 <    the_ff = new DUFF();
195 <    usesDipoles = 1;
196 <    break;
197 <
198 <  case FF_LJ:
199 <    the_ff = new LJFF();
200 <    break;
201 <
202 <  default:
203 <    sprintf( painCave.errMsg,
204 <             "SimSetup Error. Unrecognized force field in case statement.\n");
205 <    painCave.isFatal = 1;
206 <    simError();
653 >    strcpy( info[i].mixingRule, globals->getMixingRule() );
654 >    info[i].usePBC = globals->getPBC();
655    }
656 <
209 < #ifdef IS_MPI
210 <  strcpy( checkPointMsg, "ForceField creation successful" );
211 <  MPIcheckPoint();
212 < #endif // is_mpi
213 <
656 >  
657    // get the components and calculate the tot_nMol and indvidual n_mol
658 <  the_components = the_globals->getComponents();
658 >
659 >  the_components = globals->getComponents();
660    components_nmol = new int[n_components];
217  comp_stamps = new MoleculeStamp*[n_components];
661  
662 <  if( !the_globals->haveNMol() ){
662 >
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  
# Line 245 | Line 689 | void SimSetup::createSim( void ){
689               " Please give nMol in the components.\n" );
690      painCave.isFatal = 1;
691      simError();
248    
249    
250    //     tot_nmol = the_globals->getNMol();
251    
252    //   //we have the total number of molecules, now we check for molfractions
253    //     for( i=0; i<n_components; i++ ){
254    
255    //       if( !the_components[i]->haveMolFraction() ){
256    
257    //  if( !the_components[i]->haveNMol() ){
258    //    //we have a problem
259    //    std::cerr << "SimSetup error. Neither molFraction nor "
260    //              << " nMol was given in component
261    
692    }
693  
694 < #ifdef IS_MPI
265 <  strcpy( checkPointMsg, "Have the number of components" );
266 <  MPIcheckPoint();
267 < #endif // is_mpi
268 <
269 <  // make an array of molecule stamps that match the components used.
270 <  // also extract the used stamps out into a separate linked list
271 <
272 <  simnfo->nComponents = n_components;
273 <  simnfo->componentsNmol = components_nmol;
274 <  simnfo->compStamps = comp_stamps;
275 <  simnfo->headStamp = new LinkedMolStamp();
694 >  // set the status, sample, and thermal kick times
695    
696 <  char* id;
278 <  LinkedMolStamp* headStamp = simnfo->headStamp;
279 <  LinkedMolStamp* currentStamp = NULL;
280 <  for( i=0; i<n_components; i++ ){
696 >  for(i=0; i<nInfo; i++){
697  
698 <    id = the_components[i]->getType();
699 <    comp_stamps[i] = NULL;
698 >    if( globals->haveSampleTime() ){
699 >      info[i].sampleTime = globals->getSampleTime();
700 >      info[i].statusTime = info[i].sampleTime;
701 >      info[i].thermalTime = info[i].sampleTime;
702 >    }
703 >    else{
704 >      info[i].sampleTime = globals->getRunTime();
705 >      info[i].statusTime = info[i].sampleTime;
706 >      info[i].thermalTime = info[i].sampleTime;
707 >    }
708      
709 <    // check to make sure the component isn't already in the list
709 >    if( globals->haveStatusTime() ){
710 >      info[i].statusTime = globals->getStatusTime();
711 >    }
712 >    
713 >    if( globals->haveThermalTime() ){
714 >      info[i].thermalTime = globals->getThermalTime();
715 >    }
716  
717 <    comp_stamps[i] = headStamp->match( id );
718 <    if( comp_stamps[i] == NULL ){
717 >    // check for the temperature set flag
718 >
719 >    if( globals->haveTempSet() ) info[i].setTemp = globals->getTempSet();
720 >    
721 >    // get some of the tricky things that may still be in the globals
722 >    
723 >    double boxVector[3];
724 >    if( globals->haveBox() ){
725 >      boxVector[0] = globals->getBox();
726 >      boxVector[1] = globals->getBox();
727 >      boxVector[2] = globals->getBox();
728        
729 <      // extract the component from the list;
729 >      info[i].setBox( boxVector );
730 >    }
731 >    else if( globals->haveDensity() ){
732        
733 <      currentStamp = the_stamps->extractMolStamp( id );
734 <      if( currentStamp == NULL ){
733 >      double vol;
734 >      vol = (double)tot_nmol / globals->getDensity();
735 >      boxVector[0] = pow( vol, ( 1.0 / 3.0 ) );
736 >      boxVector[1] = boxVector[0];
737 >      boxVector[2] = boxVector[0];
738 >      
739 >      info[i].setBox( boxVector );
740 >  }
741 >    else{
742 >      if( !globals->haveBoxX() ){
743          sprintf( painCave.errMsg,
744 <                 "SimSetup error: Component \"%s\" was not found in the "
296 <                 "list of declared molecules\n",
297 <                 id );
744 >                 "SimSetup error, no periodic BoxX size given.\n" );
745          painCave.isFatal = 1;
746          simError();
747        }
748 +      boxVector[0] = globals->getBoxX();
749        
750 <      headStamp->add( currentStamp );
751 <      comp_stamps[i] = headStamp->match( id );
750 >      if( !globals->haveBoxY() ){
751 >        sprintf( painCave.errMsg,
752 >                 "SimSetup error, no periodic BoxY size given.\n" );
753 >        painCave.isFatal = 1;
754 >        simError();
755 >      }
756 >      boxVector[1] = globals->getBoxY();
757 >      
758 >      if( !globals->haveBoxZ() ){
759 >        sprintf( painCave.errMsg,
760 >                 "SimSetup error, no periodic BoxZ size given.\n" );
761 >        painCave.isFatal = 1;
762 >        simError();
763 >      }
764 >      boxVector[2] = globals->getBoxZ();
765 >      
766 >      info[i].setBox( boxVector );
767      }
305  }
768  
769 +  }
770 +    
771   #ifdef IS_MPI
772 <  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
772 >  strcpy( checkPointMsg, "Succesfully gathered all information from Bass\n" );
773    MPIcheckPoint();
774   #endif // is_mpi
311  
775  
776 + }
777  
778  
779 <  // caclulate the number of atoms, bonds, bends and torsions
779 > void SimSetup::finalInfoCheck( void ){
780 >  int index;
781 >  int usesDipoles;
782 >  int i;
783  
784 <  tot_atoms = 0;
785 <  tot_bonds = 0;
319 <  tot_bends = 0;
320 <  tot_torsions = 0;
321 <  for( i=0; i<n_components; i++ ){
784 >  for(i=0; i<nInfo; i++){
785 >    // check electrostatic parameters
786      
787 <    tot_atoms +=    components_nmol[i] * comp_stamps[i]->getNAtoms();
788 <    tot_bonds +=    components_nmol[i] * comp_stamps[i]->getNBonds();
789 <    tot_bends +=    components_nmol[i] * comp_stamps[i]->getNBends();
790 <    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
791 <  }
792 <
793 <  tot_SRI = tot_bonds + tot_bends + tot_torsions;
794 <
795 <  simnfo->n_atoms = tot_atoms;
796 <  simnfo->n_bonds = tot_bonds;
797 <  simnfo->n_bends = tot_bends;
798 <  simnfo->n_torsions = tot_torsions;
799 <  simnfo->n_SRI = tot_SRI;
336 <  simnfo->n_mol = tot_nmol;
787 >    index = 0;
788 >    usesDipoles = 0;
789 >    while( (index < info[i].n_atoms) && !usesDipoles ){
790 >      usesDipoles = (info[i].atoms[index])->hasDipole();
791 >      index++;
792 >    }
793 >    
794 > #ifdef IS_MPI
795 >    int myUse = usesDipoles;
796 >    MPI_Allreduce( &myUse, &usesDipoles, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD );
797 > #endif //is_mpi
798 >    
799 >    double theEcr, theEst;
800    
801 <  simnfo->molMembershipArray = new int[tot_atoms];
801 >    if (globals->getUseRF() ) {
802 >      info[i].useReactionField = 1;
803 >      
804 >      if( !globals->haveECR() ){
805 >        sprintf( painCave.errMsg,
806 >                 "SimSetup Warning: using default value of 1/2 the smallest "
807 >                 "box length for the electrostaticCutoffRadius.\n"
808 >                 "I hope you have a very fast processor!\n");
809 >        painCave.isFatal = 0;
810 >        simError();
811 >        double smallest;
812 >        smallest = info[i].boxL[0];
813 >        if (info[i].boxL[1] <= smallest) smallest = info[i].boxL[1];
814 >        if (info[i].boxL[2] <= smallest) smallest = info[i].boxL[2];
815 >        theEcr = 0.5 * smallest;
816 >      } else {
817 >        theEcr = globals->getECR();
818 >      }
819 >      
820 >      if( !globals->haveEST() ){
821 >        sprintf( painCave.errMsg,
822 >                 "SimSetup Warning: using default value of 0.05 * the "
823 >                 "electrostaticCutoffRadius for the electrostaticSkinThickness\n"
824 >                 );
825 >        painCave.isFatal = 0;
826 >        simError();
827 >        theEst = 0.05 * theEcr;
828 >      } else {
829 >        theEst= globals->getEST();
830 >      }
831 >      
832 >      info[i].setEcr( theEcr, theEst );
833 >      
834 >      if(!globals->haveDielectric() ){
835 >        sprintf( painCave.errMsg,
836 >                 "SimSetup Error: You are trying to use Reaction Field without"
837 >                 "setting a dielectric constant!\n"
838 >                 );
839 >        painCave.isFatal = 1;
840 >        simError();
841 >      }
842 >      info[i].dielectric = globals->getDielectric();  
843 >    }
844 >    else {
845 >      if (usesDipoles) {
846 >        
847 >        if( !globals->haveECR() ){
848 >          sprintf( painCave.errMsg,
849 >                   "SimSetup Warning: using default value of 1/2 the smallest "
850 >                   "box length for the electrostaticCutoffRadius.\n"
851 >                   "I hope you have a very fast processor!\n");
852 >          painCave.isFatal = 0;
853 >          simError();
854 >          double smallest;
855 >          smallest = info[i].boxL[0];
856 >          if (info[i].boxL[1] <= smallest) smallest = info[i].boxL[1];
857 >          if (info[i].boxL[2] <= smallest) smallest = info[i].boxL[2];
858 >          theEcr = 0.5 * smallest;
859 >        } else {
860 >          theEcr = globals->getECR();
861 >        }
862 >        
863 >        if( !globals->haveEST() ){
864 >          sprintf( painCave.errMsg,
865 >                   "SimSetup Warning: using default value of 0.05 * the "
866 >                   "electrostaticCutoffRadius for the "
867 >                   "electrostaticSkinThickness\n"
868 >                   );
869 >          painCave.isFatal = 0;
870 >          simError();
871 >          theEst = 0.05 * theEcr;
872 >        } else {
873 >          theEst= globals->getEST();
874 >        }
875 >        
876 >        info[i].setEcr( theEcr, theEst );
877 >      }
878 >    }  
879 >  }
880  
881   #ifdef IS_MPI
882 +  strcpy( checkPointMsg, "post processing checks out" );
883 +  MPIcheckPoint();
884 + #endif // is_mpi
885  
886 <  // divide the molecules among processors here.
343 <  
344 <  mpiSim = new mpiSimulation( simnfo );
345 <  
346 <  globalIndex = mpiSim->divideLabor();
886 > }
887  
888 <  // set up the local variables
888 > void SimSetup::initSystemCoords( void ){
889 >  int i;
890    
891 <  int localMol, allMol;
351 <  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
891 >  std::cerr << "Setting atom Coords\n";
892  
893 <  int* mol2proc = mpiSim->getMolToProcMap();
354 <  int* molCompType = mpiSim->getMolComponentType();
893 >  (info[0].getConfiguration())->createArrays( info[0].n_atoms );
894    
895 <  allMol = 0;
357 <  localMol = 0;
358 <  local_atoms = 0;
359 <  local_bonds = 0;
360 <  local_bends = 0;
361 <  local_torsions = 0;
362 <  globalAtomIndex = 0;
363 <
364 <
365 <  for( i=0; i<n_components; i++ ){
366 <
367 <    for( j=0; j<components_nmol[i]; j++ ){
368 <      
369 <      if( mol2proc[allMol] == worldRank ){
370 <        
371 <        local_atoms +=    comp_stamps[i]->getNAtoms();
372 <        local_bonds +=    comp_stamps[i]->getNBonds();
373 <        local_bends +=    comp_stamps[i]->getNBends();
374 <        local_torsions += comp_stamps[i]->getNTorsions();
375 <        localMol++;
376 <      }      
377 <      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
378 <        simnfo->molMembershipArray[globalAtomIndex] = allMol;
379 <        globalAtomIndex++;
380 <      }
381 <
382 <      allMol++;      
383 <    }
384 <  }
385 <  local_SRI = local_bonds + local_bends + local_torsions;
895 >  for(i=0; i<info[0].n_atoms; i++) info[0].atoms[i]->setCoords();
896    
897 <  simnfo->n_atoms = mpiSim->getMyNlocal();  
898 <  
899 <  if( local_atoms != simnfo->n_atoms ){
897 >  if( globals->haveInitialConfig() ){
898 >    
899 >    InitializeFromFile* fileInit;
900 > #ifdef IS_MPI // is_mpi
901 >    if( worldRank == 0 ){
902 > #endif //is_mpi
903 >      fileInit = new InitializeFromFile( globals->getInitialConfig() );
904 > #ifdef IS_MPI
905 >    }else fileInit = new InitializeFromFile( NULL );
906 > #endif
907 >    fileInit->readInit( info ); // default velocities on
908 >    
909 >    delete fileInit;
910 >  }
911 >  else{
912 >    
913 > #ifdef IS_MPI
914 >    
915 >    // no init from bass
916 >    
917      sprintf( painCave.errMsg,
918 <             "SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
919 <             " localAtom (%d) are not equal.\n",
393 <             simnfo->n_atoms,
394 <             local_atoms );
395 <    painCave.isFatal = 1;
918 >             "Cannot intialize a parallel simulation without an initial configuration file.\n" );
919 >    painCave.isFatal;
920      simError();
921 +    
922 + #else
923 +    
924 +    initFromBass();
925 +    
926 +    
927 + #endif
928    }
398
399  simnfo->n_bonds = local_bonds;
400  simnfo->n_bends = local_bends;
401  simnfo->n_torsions = local_torsions;
402  simnfo->n_SRI = local_SRI;
403  simnfo->n_mol = localMol;
404
405  strcpy( checkPointMsg, "Passed nlocal consistency check." );
406  MPIcheckPoint();
929    
930 <  
930 > #ifdef IS_MPI
931 >  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
932 >  MPIcheckPoint();
933   #endif // is_mpi
934    
935 + }
936  
412  // create the atom and short range interaction arrays
937  
938 <  Atom::createArrays(simnfo->n_atoms);
415 <  the_atoms = new Atom*[simnfo->n_atoms];
416 <  the_molecules = new Molecule[simnfo->n_mol];
417 <  int molIndex;
418 <
419 <  // initialize the molecule's stampID's
420 <
421 < #ifdef IS_MPI
938 > void SimSetup::makeOutNames( void ){
939    
940 +  int k;
941  
424  molIndex = 0;
425  for(i=0; i<mpiSim->getTotNmol(); i++){
426    
427    if(mol2proc[i] == worldRank ){
428      the_molecules[molIndex].setStampID( molCompType[i] );
429      the_molecules[molIndex].setMyIndex( molIndex );
430      the_molecules[molIndex].setGlobalIndex( i );
431      molIndex++;
432    }
433  }
434
435 #else // is_mpi
942    
943 <  molIndex = 0;
438 <  globalAtomIndex = 0;
439 <  for(i=0; i<n_components; i++){
440 <    for(j=0; j<components_nmol[i]; j++ ){
441 <      the_molecules[molIndex].setStampID( i );
442 <      the_molecules[molIndex].setMyIndex( molIndex );
443 <      the_molecules[molIndex].setGlobalIndex( molIndex );
444 <      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
445 <        simnfo->molMembershipArray[globalAtomIndex] = molIndex;
446 <        globalAtomIndex++;
447 <      }
448 <      molIndex++;
449 <    }
450 <  }
451 <    
943 >  for(k=0; k<nInfo; k++){
944  
945 + #ifdef IS_MPI
946 +    if( worldRank == 0 ){
947   #endif // is_mpi
948 +      
949 +      if( globals->haveFinalConfig() ){
950 +        strcpy( info[k].finalName, globals->getFinalConfig() );
951 +      }
952 +      else{
953 +        strcpy( info[k].finalName, inFileName );
954 +        char* endTest;
955 +        int nameLength = strlen( info[k].finalName );
956 +        endTest = &(info[k].finalName[nameLength - 5]);
957 +        if( !strcmp( endTest, ".bass" ) ){
958 +          strcpy( endTest, ".eor" );
959 +        }
960 +        else if( !strcmp( endTest, ".BASS" ) ){
961 +          strcpy( endTest, ".eor" );
962 +        }
963 +        else{
964 +          endTest = &(info[k].finalName[nameLength - 4]);
965 +          if( !strcmp( endTest, ".bss" ) ){
966 +            strcpy( endTest, ".eor" );
967 +          }
968 +          else if( !strcmp( endTest, ".mdl" ) ){
969 +            strcpy( endTest, ".eor" );
970 +          }
971 +          else{
972 +            strcat( info[k].finalName, ".eor" );
973 +          }
974 +        }
975 +      }
976 +      
977 +      // make the sample and status out names
978 +      
979 +      strcpy( info[k].sampleName, inFileName );
980 +      char* endTest;
981 +      int nameLength = strlen( info[k].sampleName );
982 +      endTest = &(info[k].sampleName[nameLength - 5]);
983 +      if( !strcmp( endTest, ".bass" ) ){
984 +        strcpy( endTest, ".dump" );
985 +      }
986 +      else if( !strcmp( endTest, ".BASS" ) ){
987 +        strcpy( endTest, ".dump" );
988 +      }
989 +      else{
990 +        endTest = &(info[k].sampleName[nameLength - 4]);
991 +        if( !strcmp( endTest, ".bss" ) ){
992 +          strcpy( endTest, ".dump" );
993 +        }
994 +        else if( !strcmp( endTest, ".mdl" ) ){
995 +          strcpy( endTest, ".dump" );
996 +        }
997 +        else{
998 +          strcat( info[k].sampleName, ".dump" );
999 +        }
1000 +      }
1001 +      
1002 +      strcpy( info[k].statusName, inFileName );
1003 +      nameLength = strlen( info[k].statusName );
1004 +      endTest = &(info[k].statusName[nameLength - 5]);
1005 +      if( !strcmp( endTest, ".bass" ) ){
1006 +        strcpy( endTest, ".stat" );
1007 +      }
1008 +      else if( !strcmp( endTest, ".BASS" ) ){
1009 +        strcpy( endTest, ".stat" );
1010 +      }
1011 +      else{
1012 +        endTest = &(info[k].statusName[nameLength - 4]);
1013 +        if( !strcmp( endTest, ".bss" ) ){
1014 +          strcpy( endTest, ".stat" );
1015 +        }
1016 +        else if( !strcmp( endTest, ".mdl" ) ){
1017 +          strcpy( endTest, ".stat" );
1018 +        }
1019 +        else{
1020 +          strcat( info[k].statusName, ".stat" );
1021 +        }
1022 +      }
1023 +      
1024 + #ifdef IS_MPI
1025 +    }
1026 + #endif // is_mpi
1027 +  }
1028 + }
1029  
1030  
1031 <  if( simnfo->n_SRI ){
1032 <    
1033 <    Exclude::createArray(simnfo->n_SRI);
1034 <    the_excludes = new Exclude*[simnfo->n_SRI];
1035 <    for( int ex=0; ex<simnfo->n_SRI; ex++) the_excludes[ex] = new Exclude(ex);
1036 <    simnfo->globalExcludes = new int;
1037 <    simnfo->n_exclude = simnfo->n_SRI;
463 <  }
464 <  else{
465 <    
466 <    Exclude::createArray( 1 );
467 <    the_excludes = new Exclude*;
468 <    the_excludes[0] = new Exclude(0);
469 <    the_excludes[0]->setPair( 0,0 );
470 <    simnfo->globalExcludes = new int;
471 <    simnfo->globalExcludes[0] = 0;
472 <    simnfo->n_exclude = 0;
473 <  }
1031 > void SimSetup::sysObjectsCreation( void ){
1032 >  
1033 >  int i,k;
1034 >  
1035 >  // create the forceField
1036 >  
1037 >  createFF();
1038  
1039 <  // set the arrays into the SimInfo object
1039 >  // extract componentList
1040  
1041 <  simnfo->atoms = the_atoms;
478 <  simnfo->molecules = the_molecules;
479 <  simnfo->nGlobalExcludes = 0;
480 <  simnfo->excludes = the_excludes;
1041 >  compList();
1042  
1043 +  // calc the number of atoms, bond, bends, and torsions
1044  
1045 <  // get some of the tricky things that may still be in the globals
1045 >  calcSysValues();
1046  
1047 <  double boxVector[3];
1048 <  if( the_globals->haveBox() ){
1049 <    boxVector[0] = the_globals->getBox();
1050 <    boxVector[1] = the_globals->getBox();
1051 <    boxVector[2] = the_globals->getBox();
1052 <    
1053 <    simnfo->setBox( boxVector );
1047 > #ifdef IS_MPI
1048 >  // divide the molecules among the processors
1049 >  
1050 >  mpiMolDivide();
1051 > #endif //is_mpi
1052 >  
1053 >  // create the atom and SRI arrays. Also initialize Molecule Stamp ID's
1054 >  
1055 >  makeSysArrays();
1056 >
1057 >  // make and initialize the molecules (all but atomic coordinates)
1058 >  
1059 >  makeMolecules();
1060 >  
1061 >  for(k=0; k<nInfo; k++){
1062 >    info[k].identArray = new int[info[k].n_atoms];
1063 >    for(i=0; i<info[k].n_atoms; i++){
1064 >      info[k].identArray[i] = info[k].atoms[i]->getIdent();
1065 >    }
1066    }
1067 <  else if( the_globals->haveDensity() ){
1067 > }
1068  
495    double vol;
496    vol = (double)tot_nmol / the_globals->getDensity();
497     boxVector[0] = pow( vol, ( 1.0 / 3.0 ) );
498     boxVector[1] = boxVector[0];
499     boxVector[2] = boxVector[0];
1069  
1070 <    simnfo->setBox( boxVector );
502 <  }
503 <  else{
504 <    if( !the_globals->haveBoxX() ){
505 <      sprintf( painCave.errMsg,
506 <               "SimSetup error, no periodic BoxX size given.\n" );
507 <      painCave.isFatal = 1;
508 <      simError();
509 <    }
510 <    boxVector[0] = the_globals->getBoxX();
1070 > void SimSetup::createFF( void ){
1071  
1072 <    if( !the_globals->haveBoxY() ){
513 <      sprintf( painCave.errMsg,
514 <               "SimSetup error, no periodic BoxY size given.\n" );
515 <      painCave.isFatal = 1;
516 <      simError();
517 <    }
518 <    boxVector[1] = the_globals->getBoxY();
1072 >  switch( ffCase ){
1073  
1074 <    if( !the_globals->haveBoxZ() ){
1075 <      sprintf( painCave.errMsg,
1076 <               "SimSetup error, no periodic BoxZ size given.\n" );
523 <      painCave.isFatal = 1;
524 <      simError();
525 <    }
526 <    boxVector[2] = the_globals->getBoxZ();
1074 >  case FF_DUFF:
1075 >    the_ff = new DUFF();
1076 >    break;
1077  
1078 <    simnfo->setBox( boxVector );
1078 >  case FF_LJ:
1079 >    the_ff = new LJFF();
1080 >    break;
1081 >
1082 >  case FF_EAM:
1083 >    the_ff = new EAM_FF();
1084 >    break;
1085 >
1086 >  default:
1087 >    sprintf( painCave.errMsg,
1088 >             "SimSetup Error. Unrecognized force field in case statement.\n");
1089 >    painCave.isFatal = 1;
1090 >    simError();
1091    }
1092  
1093   #ifdef IS_MPI
1094 <  strcpy( checkPointMsg, "Box size set up" );
1094 >  strcpy( checkPointMsg, "ForceField creation successful" );
1095    MPIcheckPoint();
1096   #endif // is_mpi
1097  
1098 + }
1099  
537  // initialize the arrays
1100  
1101 <  the_ff->setSimInfo( simnfo );
1101 > void SimSetup::compList( void ){
1102  
1103 <  makeMolecules();
1104 <  simnfo->identArray = new int[simnfo->n_atoms];
1105 <  for(i=0; i<simnfo->n_atoms; i++){
1106 <    simnfo->identArray[i] = the_atoms[i]->getIdent();
1107 <  }
1103 >  int i;
1104 >  char* id;
1105 >  LinkedMolStamp* headStamp = new LinkedMolStamp();
1106 >  LinkedMolStamp* currentStamp = NULL;
1107 >  comp_stamps = new MoleculeStamp*[n_components];
1108    
1109 <  if (the_globals->getUseRF() ) {
1110 <    simnfo->useReactionField = 1;
1109 >  // make an array of molecule stamps that match the components used.
1110 >  // also extract the used stamps out into a separate linked list
1111    
1112 <    if( !the_globals->haveECR() ){
1113 <      sprintf( painCave.errMsg,
1114 <               "SimSetup Warning: using default value of 1/2 the smallest "
1115 <               "box length for the electrostaticCutoffRadius.\n"
1116 <               "I hope you have a very fast processor!\n");
1117 <      painCave.isFatal = 0;
1118 <      simError();
557 <      double smallest;
558 <      smallest = simnfo->boxLx;
559 <      if (simnfo->boxLy <= smallest) smallest = simnfo->boxLy;
560 <      if (simnfo->boxLz <= smallest) smallest = simnfo->boxLz;
561 <      simnfo->ecr = 0.5 * smallest;
562 <    } else {
563 <      simnfo->ecr        = the_globals->getECR();
564 <    }
1112 >  for(i=0; i<nInfo; i++){
1113 >    info[i].nComponents = n_components;
1114 >    info[i].componentsNmol = components_nmol;
1115 >    info[i].compStamps = comp_stamps;
1116 >    info[i].headStamp = headStamp;
1117 >  }
1118 >  
1119  
1120 <    if( !the_globals->haveEST() ){
1121 <      sprintf( painCave.errMsg,
1122 <               "SimSetup Warning: using default value of 0.05 * the "
1123 <               "electrostaticCutoffRadius for the electrostaticSkinThickness\n"
570 <               );
571 <      painCave.isFatal = 0;
572 <      simError();
573 <      simnfo->est = 0.05 * simnfo->ecr;
574 <    } else {
575 <      simnfo->est        = the_globals->getEST();
576 <    }
1120 >  for( i=0; i<n_components; i++ ){
1121 >
1122 >    id = the_components[i]->getType();
1123 >    comp_stamps[i] = NULL;
1124      
1125 <    if(!the_globals->haveDielectric() ){
1126 <      sprintf( painCave.errMsg,
1127 <               "SimSetup Error: You are trying to use Reaction Field without"
1128 <               "setting a dielectric constant!\n"
582 <               );
583 <      painCave.isFatal = 1;
584 <      simError();
585 <    }
586 <    simnfo->dielectric = the_globals->getDielectric();  
587 <  } else {
588 <    if (usesDipoles) {
1125 >    // check to make sure the component isn't already in the list
1126 >
1127 >    comp_stamps[i] = headStamp->match( id );
1128 >    if( comp_stamps[i] == NULL ){
1129        
1130 <      if( !the_globals->haveECR() ){
591 <        sprintf( painCave.errMsg,
592 <                 "SimSetup Warning: using default value of 1/2 the smallest "
593 <                 "box length for the electrostaticCutoffRadius.\n"
594 <                 "I hope you have a very fast processor!\n");
595 <        painCave.isFatal = 0;
596 <        simError();
597 <        double smallest;
598 <        smallest = simnfo->boxLx;
599 <        if (simnfo->boxLy <= smallest) smallest = simnfo->boxLy;
600 <        if (simnfo->boxLz <= smallest) smallest = simnfo->boxLz;
601 <        simnfo->ecr = 0.5 * smallest;
602 <      } else {
603 <        simnfo->ecr        = the_globals->getECR();
604 <      }
1130 >      // extract the component from the list;
1131        
1132 <      if( !the_globals->haveEST() ){
1133 <        sprintf( painCave.errMsg,
1134 <                 "SimSetup Warning: using default value of 5%% of the "
1135 <                 "electrostaticCutoffRadius for the "
1136 <                 "electrostaticSkinThickness\n"
1137 <                 );
1138 <        painCave.isFatal = 0;
1139 <        simError();
614 <        simnfo->est = 0.05 * simnfo->ecr;
615 <      } else {
616 <        simnfo->est        = the_globals->getEST();
1132 >      currentStamp = stamps->extractMolStamp( id );
1133 >      if( currentStamp == NULL ){
1134 >        sprintf( painCave.errMsg,
1135 >                 "SimSetup error: Component \"%s\" was not found in the "
1136 >                 "list of declared molecules\n",
1137 >                 id );
1138 >        painCave.isFatal = 1;
1139 >        simError();
1140        }
1141 +      
1142 +      headStamp->add( currentStamp );
1143 +      comp_stamps[i] = headStamp->match( id );
1144      }
1145 <  }  
1145 >  }
1146  
1147   #ifdef IS_MPI
1148 <  strcpy( checkPointMsg, "electrostatic parameters check out" );
1148 >  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
1149    MPIcheckPoint();
1150   #endif // is_mpi
1151  
626 if( the_globals->haveInitialConfig() ){
627
628     InitializeFromFile* fileInit;
629 #ifdef IS_MPI // is_mpi
630     if( worldRank == 0 ){
631 #endif //is_mpi
632   fileInit = new InitializeFromFile( the_globals->getInitialConfig() );
633 #ifdef IS_MPI
634     }else fileInit = new InitializeFromFile( NULL );
635 #endif
636   fileInit->read_xyz( simnfo ); // default velocities on
1152  
1153 <   delete fileInit;
639 < }
640 < else{
1153 > }
1154  
1155 < #ifdef IS_MPI
1156 <
644 <  // no init from bass
1155 > void SimSetup::calcSysValues( void ){
1156 >  int i, j, k;
1157    
1158 <  sprintf( painCave.errMsg,
647 <           "Cannot intialize a parallel simulation without an initial configuration file.\n" );
648 <  painCave.isFatal;
649 <  simError();
1158 >  int *molMembershipArray;
1159    
1160 < #else
1161 <
1162 <  initFromBass();
1163 <
1164 <
1165 < #endif
1166 < }
1160 >  tot_atoms = 0;
1161 >  tot_bonds = 0;
1162 >  tot_bends = 0;
1163 >  tot_torsions = 0;
1164 >  for( i=0; i<n_components; i++ ){
1165 >    
1166 >    tot_atoms +=    components_nmol[i] * comp_stamps[i]->getNAtoms();
1167 >    tot_bonds +=    components_nmol[i] * comp_stamps[i]->getNBonds();
1168 >    tot_bends +=    components_nmol[i] * comp_stamps[i]->getNBends();
1169 >    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
1170 >  }
1171 >  
1172 >  tot_SRI = tot_bonds + tot_bends + tot_torsions;
1173 >  molMembershipArray = new int[tot_atoms];
1174 >  
1175 >  for(i=0; i<nInfo; i++){
1176 >    info[i].n_atoms = tot_atoms;
1177 >    info[i].n_bonds = tot_bonds;
1178 >    info[i].n_bends = tot_bends;
1179 >    info[i].n_torsions = tot_torsions;
1180 >    info[i].n_SRI = tot_SRI;
1181 >    info[i].n_mol = tot_nmol;
1182 >    
1183 >    info[i].molMembershipArray = molMembershipArray;
1184 >  }
1185 > }
1186  
1187   #ifdef IS_MPI
1188 <  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
1188 >
1189 > void SimSetup::mpiMolDivide( void ){
1190 >  
1191 >  int i, j, k;
1192 >  int localMol, allMol;
1193 >  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
1194 >
1195 >  mpiSim = new mpiSimulation( info );
1196 >  
1197 >  globalIndex = mpiSim->divideLabor();
1198 >
1199 >  // set up the local variables
1200 >  
1201 >  mol2proc = mpiSim->getMolToProcMap();
1202 >  molCompType = mpiSim->getMolComponentType();
1203 >  
1204 >  allMol = 0;
1205 >  localMol = 0;
1206 >  local_atoms = 0;
1207 >  local_bonds = 0;
1208 >  local_bends = 0;
1209 >  local_torsions = 0;
1210 >  globalAtomIndex = 0;
1211 >
1212 >
1213 >  for( i=0; i<n_components; i++ ){
1214 >
1215 >    for( j=0; j<components_nmol[i]; j++ ){
1216 >      
1217 >      if( mol2proc[allMol] == worldRank ){
1218 >        
1219 >        local_atoms +=    comp_stamps[i]->getNAtoms();
1220 >        local_bonds +=    comp_stamps[i]->getNBonds();
1221 >        local_bends +=    comp_stamps[i]->getNBends();
1222 >        local_torsions += comp_stamps[i]->getNTorsions();
1223 >        localMol++;
1224 >      }      
1225 >      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
1226 >        info[0].molMembershipArray[globalAtomIndex] = allMol;
1227 >        globalAtomIndex++;
1228 >      }
1229 >
1230 >      allMol++;      
1231 >    }
1232 >  }
1233 >  local_SRI = local_bonds + local_bends + local_torsions;
1234 >  
1235 >  info[0].n_atoms = mpiSim->getMyNlocal();  
1236 >  
1237 >  if( local_atoms != info[0].n_atoms ){
1238 >    sprintf( painCave.errMsg,
1239 >             "SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
1240 >             " localAtom (%d) are not equal.\n",
1241 >             info[0].n_atoms,
1242 >             local_atoms );
1243 >    painCave.isFatal = 1;
1244 >    simError();
1245 >  }
1246 >
1247 >  info[0].n_bonds = local_bonds;
1248 >  info[0].n_bends = local_bends;
1249 >  info[0].n_torsions = local_torsions;
1250 >  info[0].n_SRI = local_SRI;
1251 >  info[0].n_mol = localMol;
1252 >
1253 >  strcpy( checkPointMsg, "Passed nlocal consistency check." );
1254    MPIcheckPoint();
1255 + }
1256 +
1257   #endif // is_mpi
1258  
1259  
1260 <  
1261 <
667 <  
1260 > void SimSetup::makeSysArrays( void ){
1261 >  int i, j, k, l;
1262  
1263 +  Atom** the_atoms;
1264 +  Molecule* the_molecules;
1265 +  Exclude** the_excludes;
1266 +
1267    
1268 +  for(l=0; l<nInfo; l++){
1269 +    
1270 +    // create the atom and short range interaction arrays
1271 +    
1272 +    the_atoms = new Atom*[info[l].n_atoms];
1273 +    the_molecules = new Molecule[info[l].n_mol];
1274 +    int molIndex;
1275 +
1276 +    // initialize the molecule's stampID's
1277 +    
1278   #ifdef IS_MPI
671  if( worldRank == 0 ){
672 #endif // is_mpi
1279      
1280 <    if( the_globals->haveFinalConfig() ){
1281 <      strcpy( simnfo->finalName, the_globals->getFinalConfig() );
1282 <    }
1283 <    else{
1284 <      strcpy( simnfo->finalName, inFileName );
1285 <      char* endTest;
1286 <      int nameLength = strlen( simnfo->finalName );
1287 <      endTest = &(simnfo->finalName[nameLength - 5]);
1288 <      if( !strcmp( endTest, ".bass" ) ){
683 <        strcpy( endTest, ".eor" );
1280 >    
1281 >    molIndex = 0;
1282 >    for(i=0; i<mpiSim->getTotNmol(); i++){
1283 >    
1284 >      if(mol2proc[i] == worldRank ){
1285 >        the_molecules[molIndex].setStampID( molCompType[i] );
1286 >        the_molecules[molIndex].setMyIndex( molIndex );
1287 >        the_molecules[molIndex].setGlobalIndex( i );
1288 >        molIndex++;
1289        }
685      else if( !strcmp( endTest, ".BASS" ) ){
686        strcpy( endTest, ".eor" );
687      }
688      else{
689        endTest = &(simnfo->finalName[nameLength - 4]);
690        if( !strcmp( endTest, ".bss" ) ){
691          strcpy( endTest, ".eor" );
692        }
693        else if( !strcmp( endTest, ".mdl" ) ){
694          strcpy( endTest, ".eor" );
695        }
696        else{
697          strcat( simnfo->finalName, ".eor" );
698        }
699      }
1290      }
1291      
1292 <    // make the sample and status out names
1292 > #else // is_mpi
1293      
1294 <    strcpy( simnfo->sampleName, inFileName );
1295 <    char* endTest;
1296 <    int nameLength = strlen( simnfo->sampleName );
1297 <    endTest = &(simnfo->sampleName[nameLength - 5]);
1298 <    if( !strcmp( endTest, ".bass" ) ){
1299 <      strcpy( endTest, ".dump" );
1300 <    }
1301 <    else if( !strcmp( endTest, ".BASS" ) ){
1302 <      strcpy( endTest, ".dump" );
1303 <    }
1304 <    else{
1305 <      endTest = &(simnfo->sampleName[nameLength - 4]);
716 <      if( !strcmp( endTest, ".bss" ) ){
717 <        strcpy( endTest, ".dump" );
1294 >    molIndex = 0;
1295 >    globalAtomIndex = 0;
1296 >    for(i=0; i<n_components; i++){
1297 >      for(j=0; j<components_nmol[i]; j++ ){
1298 >        the_molecules[molIndex].setStampID( i );
1299 >        the_molecules[molIndex].setMyIndex( molIndex );
1300 >        the_molecules[molIndex].setGlobalIndex( molIndex );
1301 >        for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
1302 >          info[l].molMembershipArray[globalAtomIndex] = molIndex;
1303 >          globalAtomIndex++;
1304 >        }
1305 >        molIndex++;
1306        }
719      else if( !strcmp( endTest, ".mdl" ) ){
720        strcpy( endTest, ".dump" );
721      }
722      else{
723        strcat( simnfo->sampleName, ".dump" );
724      }
1307      }
1308      
1309 <    strcpy( simnfo->statusName, inFileName );
1310 <    nameLength = strlen( simnfo->statusName );
1311 <    endTest = &(simnfo->statusName[nameLength - 5]);
1312 <    if( !strcmp( endTest, ".bass" ) ){
1313 <      strcpy( endTest, ".stat" );
1314 <    }
1315 <    else if( !strcmp( endTest, ".BASS" ) ){
1316 <      strcpy( endTest, ".stat" );
1317 <    }
1318 <    else{
737 <      endTest = &(simnfo->statusName[nameLength - 4]);
738 <      if( !strcmp( endTest, ".bss" ) ){
739 <        strcpy( endTest, ".stat" );
1309 >    
1310 > #endif // is_mpi
1311 >
1312 >
1313 >    if( info[l].n_SRI ){
1314 >    
1315 >      Exclude::createArray(info[l].n_SRI);
1316 >      the_excludes = new Exclude*[info[l].n_SRI];
1317 >      for( int ex=0; ex<info[l].n_SRI; ex++){
1318 >        the_excludes[ex] = new Exclude(ex);
1319        }
1320 <      else if( !strcmp( endTest, ".mdl" ) ){
1321 <        strcpy( endTest, ".stat" );
743 <      }
744 <      else{
745 <        strcat( simnfo->statusName, ".stat" );
746 <      }
1320 >      info[l].globalExcludes = new int;
1321 >      info[l].n_exclude = info[l].n_SRI;
1322      }
1323 +    else{
1324      
1325 < #ifdef IS_MPI
1326 <  }
1327 < #endif // is_mpi
1328 <  
1329 <  // set the status, sample, and themal kick times
1330 <  
1331 <  if( the_globals->haveSampleTime() ){
1332 <    simnfo->sampleTime = the_globals->getSampleTime();
757 <    simnfo->statusTime = simnfo->sampleTime;
758 <    simnfo->thermalTime = simnfo->sampleTime;
759 <  }
760 <  else{
761 <    simnfo->sampleTime = the_globals->getRunTime();
762 <    simnfo->statusTime = simnfo->sampleTime;
763 <    simnfo->thermalTime = simnfo->sampleTime;
764 <  }
1325 >      Exclude::createArray( 1 );
1326 >      the_excludes = new Exclude*;
1327 >      the_excludes[0] = new Exclude(0);
1328 >      the_excludes[0]->setPair( 0,0 );
1329 >      info[l].globalExcludes = new int;
1330 >      info[l].globalExcludes[0] = 0;
1331 >      info[l].n_exclude = 0;
1332 >    }
1333  
1334 <  if( the_globals->haveStatusTime() ){
767 <    simnfo->statusTime = the_globals->getStatusTime();
768 <  }
1334 >    // set the arrays into the SimInfo object
1335  
1336 <  if( the_globals->haveThermalTime() ){
1337 <    simnfo->thermalTime = the_globals->getThermalTime();
1336 >    info[l].atoms = the_atoms;
1337 >    info[l].molecules = the_molecules;
1338 >    info[l].nGlobalExcludes = 0;
1339 >    info[l].excludes = the_excludes;
1340 >
1341 >    the_ff->setSimInfo( info );
1342 >    
1343    }
1344 + }
1345  
1346 <  // check for the temperature set flag
1346 > void SimSetup::makeIntegrator( void ){
1347  
1348 <  if( the_globals->haveTempSet() ) simnfo->setTemp = the_globals->getTempSet();
1348 >  int k;
1349  
1350 +  NVT<RealIntegrator>*  myNVT = NULL;
1351 +  NPTi<RealIntegrator>* myNPTi = NULL;
1352 +  NPTf<RealIntegrator>* myNPTf = NULL;
1353 +  NPTim<RealIntegrator>* myNPTim = NULL;
1354 +  NPTfm<RealIntegrator>* myNPTfm = NULL;
1355 +        
1356 +  for(k=0; k<nInfo; k++){
1357 +    
1358 +    switch( ensembleCase ){
1359 +      
1360 +    case NVE_ENS:
1361 +        if (haveZConstraint){
1362 +         setupZConstraint();
1363 +           new ZConstraint<NVE<RealIntegrator> >( &(info[k]), the_ff );
1364 +        }
1365  
1366 <  // make the integrator
1367 <  
1368 <  
1369 <  NVT* myNVT = NULL;
1370 <  switch( ensembleCase ){
1366 >        else
1367 >        new NVE<RealIntegrator>( &(info[k]), the_ff );
1368 >      break;
1369 >      
1370 >    case NVT_ENS:
1371 >        if (haveZConstraint){
1372 >         setupZConstraint();
1373 >           myNVT = new ZConstraint<NVT<RealIntegrator> >( &(info[k]), the_ff );
1374 >        }
1375 >        else
1376 >        myNVT = new NVT<RealIntegrator>( &(info[k]), the_ff );
1377  
1378 <  case NVE_ENS:
1379 <    new NVE( simnfo, the_ff );
1380 <    break;
1378 >      myNVT->setTargetTemp(globals->getTargetTemp());
1379 >      
1380 >      if (globals->haveTauThermostat())
1381 >        myNVT->setTauThermostat(globals->getTauThermostat());
1382 >      
1383 >      else {
1384 >        sprintf( painCave.errMsg,
1385 >                 "SimSetup error: If you use the NVT\n"
1386 >                 "    ensemble, you must set tauThermostat.\n");
1387 >        painCave.isFatal = 1;
1388 >        simError();
1389 >      }
1390 >      break;
1391 >      
1392 >    case NPTi_ENS:
1393 >        if (haveZConstraint){
1394 >         setupZConstraint();
1395 >           myNPTi = new ZConstraint<NPTi<RealIntegrator> >( &(info[k]), the_ff );
1396 >        }
1397 >        else
1398 >        myNPTi = new NPTi<RealIntegrator>( &(info[k]), the_ff );
1399  
1400 <  case NVT_ENS:
1401 <    myNVT = new NVT( simnfo, the_ff );
1402 <    myNVT->setTargetTemp(the_globals->getTargetTemp());
1403 <
1404 <    if (the_globals->haveTauThermostat())
1405 <      myNVT->setTauThermostat(the_globals->getTauThermostat());
1406 < //     else if (the_globals->haveQmass())
1407 < //       myNVT->setQmass(the_globals->getQmass());
1408 <    else {
1400 >        myNPTi->setTargetTemp( globals->getTargetTemp() );
1401 >      
1402 >      if (globals->haveTargetPressure())
1403 >        myNPTi->setTargetPressure(globals->getTargetPressure());
1404 >      else {
1405 >        sprintf( painCave.errMsg,
1406 >                 "SimSetup error: If you use a constant pressure\n"
1407 >                 "    ensemble, you must set targetPressure in the BASS file.\n");
1408 >        painCave.isFatal = 1;
1409 >        simError();
1410 >      }
1411 >      
1412 >      if( globals->haveTauThermostat() )
1413 >        myNPTi->setTauThermostat( globals->getTauThermostat() );
1414 >      else{
1415 >        sprintf( painCave.errMsg,
1416 >                 "SimSetup error: If you use an NPT\n"
1417 >                 "    ensemble, you must set tauThermostat.\n");
1418 >        painCave.isFatal = 1;
1419 >        simError();
1420 >      }
1421 >      
1422 >      if( globals->haveTauBarostat() )
1423 >        myNPTi->setTauBarostat( globals->getTauBarostat() );
1424 >      else{
1425 >        sprintf( painCave.errMsg,
1426 >                 "SimSetup error: If you use an NPT\n"
1427 >                 "    ensemble, you must set tauBarostat.\n");
1428 >        painCave.isFatal = 1;
1429 >        simError();
1430 >      }
1431 >      break;
1432 >      
1433 >    case NPTf_ENS:
1434 >        if (haveZConstraint){
1435 >         setupZConstraint();
1436 >           myNPTf = new ZConstraint<NPTf<RealIntegrator> >( &(info[k]), the_ff );
1437 >        }
1438 >        else
1439 >        myNPTf = new NPTf<RealIntegrator>( &(info[k]), the_ff );
1440 >
1441 >      myNPTf->setTargetTemp( globals->getTargetTemp());
1442 >      
1443 >      if (globals->haveTargetPressure())
1444 >        myNPTf->setTargetPressure(globals->getTargetPressure());
1445 >      else {
1446 >        sprintf( painCave.errMsg,
1447 >                 "SimSetup error: If you use a constant pressure\n"
1448 >                 "    ensemble, you must set targetPressure in the BASS file.\n");
1449 >        painCave.isFatal = 1;
1450 >        simError();
1451 >      }    
1452 >      
1453 >      if( globals->haveTauThermostat() )
1454 >        myNPTf->setTauThermostat( globals->getTauThermostat() );
1455 >      else{
1456 >        sprintf( painCave.errMsg,
1457 >                 "SimSetup error: If you use an NPT\n"
1458 >               "    ensemble, you must set tauThermostat.\n");
1459 >        painCave.isFatal = 1;
1460 >        simError();
1461 >      }
1462 >      
1463 >      if( globals->haveTauBarostat() )
1464 >        myNPTf->setTauBarostat( globals->getTauBarostat() );
1465 >      else{
1466 >        sprintf( painCave.errMsg,
1467 >                 "SimSetup error: If you use an NPT\n"
1468 >                 "    ensemble, you must set tauBarostat.\n");
1469 >        painCave.isFatal = 1;
1470 >        simError();
1471 >      }
1472 >      break;
1473 >      
1474 >    case NPTim_ENS:
1475 >        if (haveZConstraint){
1476 >         setupZConstraint();
1477 >           myNPTim = new ZConstraint<NPTim<RealIntegrator> >( &(info[k]), the_ff );
1478 >        }
1479 >        else
1480 >        myNPTim = new NPTim<RealIntegrator>( &(info[k]), the_ff );
1481 >
1482 >        myNPTim->setTargetTemp( globals->getTargetTemp());
1483 >      
1484 >      if (globals->haveTargetPressure())
1485 >        myNPTim->setTargetPressure(globals->getTargetPressure());
1486 >      else {
1487 >        sprintf( painCave.errMsg,
1488 >                 "SimSetup error: If you use a constant pressure\n"
1489 >                 "    ensemble, you must set targetPressure in the BASS file.\n");
1490 >        painCave.isFatal = 1;
1491 >        simError();
1492 >      }
1493 >      
1494 >      if( globals->haveTauThermostat() )
1495 >        myNPTim->setTauThermostat( globals->getTauThermostat() );
1496 >      else{
1497 >        sprintf( painCave.errMsg,
1498 >                 "SimSetup error: If you use an NPT\n"
1499 >                 "    ensemble, you must set tauThermostat.\n");
1500 >        painCave.isFatal = 1;
1501 >        simError();
1502 >      }
1503 >      
1504 >      if( globals->haveTauBarostat() )
1505 >        myNPTim->setTauBarostat( globals->getTauBarostat() );
1506 >      else{
1507        sprintf( painCave.errMsg,
1508 <               "SimSetup error: If you use the NVT\n"
1509 <               "    ensemble, you must set either tauThermostat or qMass.\n"
801 <               "    Neither of these was found in the BASS file.\n");
1508 >               "SimSetup error: If you use an NPT\n"
1509 >               "    ensemble, you must set tauBarostat.\n");
1510        painCave.isFatal = 1;
1511        simError();
1512 <    }
1513 <    break;
1512 >      }
1513 >      break;
1514 >      
1515 >    case NPTfm_ENS:
1516 >        if (haveZConstraint){
1517 >         setupZConstraint();
1518 >           myNPTfm = new ZConstraint<NPTfm<RealIntegrator> >( &(info[k]), the_ff );
1519 >        }
1520 >        else
1521 >        myNPTfm = new NPTfm<RealIntegrator>( &(info[k]), the_ff );
1522  
1523 <  default:
1524 <    sprintf( painCave.errMsg,
1525 <             "SimSetup Error. Unrecognized ensemble in case statement.\n");
1526 <    painCave.isFatal = 1;
1527 <    simError();
1523 >        myNPTfm->setTargetTemp( globals->getTargetTemp());
1524 >      
1525 >      if (globals->haveTargetPressure())
1526 >        myNPTfm->setTargetPressure(globals->getTargetPressure());
1527 >      else {
1528 >        sprintf( painCave.errMsg,
1529 >                 "SimSetup error: If you use a constant pressure\n"
1530 >                 "    ensemble, you must set targetPressure in the BASS file.\n");
1531 >        painCave.isFatal = 1;
1532 >        simError();
1533 >      }
1534 >      
1535 >      if( globals->haveTauThermostat() )
1536 >        myNPTfm->setTauThermostat( globals->getTauThermostat() );
1537 >      else{
1538 >        sprintf( painCave.errMsg,
1539 >                 "SimSetup error: If you use an NPT\n"
1540 >                 "    ensemble, you must set tauThermostat.\n");
1541 >        painCave.isFatal = 1;
1542 >        simError();
1543 >      }
1544 >      
1545 >      if( globals->haveTauBarostat() )
1546 >        myNPTfm->setTauBarostat( globals->getTauBarostat() );
1547 >      else{
1548 >        sprintf( painCave.errMsg,
1549 >                 "SimSetup error: If you use an NPT\n"
1550 >                 "    ensemble, you must set tauBarostat.\n");
1551 >        painCave.isFatal = 1;
1552 >        simError();
1553 >      }
1554 >      break;
1555 >      
1556 >    default:
1557 >      sprintf( painCave.errMsg,
1558 >               "SimSetup Error. Unrecognized ensemble in case statement.\n");
1559 >      painCave.isFatal = 1;
1560 >      simError();
1561 >    }
1562    }
1563 + }
1564  
1565 + void SimSetup::initFortran( void ){
1566  
1567 < #ifdef IS_MPI
816 <  mpiSim->mpiRefresh();
817 < #endif
818 <
819 <  // initialize the Fortran
820 <
821 <
822 <  simnfo->refreshSim();
1567 >  info[0].refreshSim();
1568    
1569 <  if( !strcmp( simnfo->mixingRule, "standard") ){
1569 >  if( !strcmp( info[0].mixingRule, "standard") ){
1570      the_ff->initForceField( LB_MIXING_RULE );
1571    }
1572 <  else if( !strcmp( simnfo->mixingRule, "explicit") ){
1572 >  else if( !strcmp( info[0].mixingRule, "explicit") ){
1573      the_ff->initForceField( EXPLICIT_MIXING_RULE );
1574    }
1575    else{
1576      sprintf( painCave.errMsg,
1577               "SimSetup Error: unknown mixing rule -> \"%s\"\n",
1578 <             simnfo->mixingRule );
1578 >             info[0].mixingRule );
1579      painCave.isFatal = 1;
1580      simError();
1581    }
# Line 841 | Line 1586 | void SimSetup::createSim( void ){
1586            "Successfully intialized the mixingRule for Fortran." );
1587    MPIcheckPoint();
1588   #endif // is_mpi
1589 +
1590   }
1591  
1592 + void SimSetup::setupZConstraint()
1593 + {
1594 +  int k;
1595  
1596 < void SimSetup::makeMolecules( void ){
848 <
849 <  int i, j, exI, exJ, tempEx, stampID, atomOffset, excludeOffset;
850 <  molInit info;
851 <  DirectionalAtom* dAtom;
852 <  LinkedAssign* extras;
853 <  LinkedAssign* current_extra;
854 <  AtomStamp* currentAtom;
855 <  BondStamp* currentBond;
856 <  BendStamp* currentBend;
857 <  TorsionStamp* currentTorsion;
858 <
859 <  bond_pair* theBonds;
860 <  bend_set* theBends;
861 <  torsion_set* theTorsions;
862 <
863 <  
864 <  //init the forceField paramters
865 <
866 <  the_ff->readParams();
867 <
868 <  
869 <  // init the atoms
870 <
871 <  double ux, uy, uz, u, uSqr;
872 <  
873 <  atomOffset = 0;
874 <  excludeOffset = 0;
875 <  for(i=0; i<simnfo->n_mol; i++){
1596 >  for(k=0; k<nInfo; k++){
1597      
1598 <    stampID = the_molecules[i].getStampID();
878 <
879 <    info.nAtoms    = comp_stamps[stampID]->getNAtoms();
880 <    info.nBonds    = comp_stamps[stampID]->getNBonds();
881 <    info.nBends    = comp_stamps[stampID]->getNBends();
882 <    info.nTorsions = comp_stamps[stampID]->getNTorsions();
883 <    info.nExcludes = info.nBonds + info.nBends + info.nTorsions;
884 <
885 <    info.myAtoms = &the_atoms[atomOffset];
886 <    info.myExcludes = &the_excludes[excludeOffset];
887 <    info.myBonds = new Bond*[info.nBonds];
888 <    info.myBends = new Bend*[info.nBends];
889 <    info.myTorsions = new Torsion*[info.nTorsions];
890 <
891 <    theBonds = new bond_pair[info.nBonds];
892 <    theBends = new bend_set[info.nBends];
893 <    theTorsions = new torsion_set[info.nTorsions];
894 <    
895 <    // make the Atoms
896 <    
897 <    for(j=0; j<info.nAtoms; j++){
1598 >    if(globals->haveZConsTime()){  
1599        
1600 <      currentAtom = comp_stamps[stampID]->getAtom( j );
1601 <      if( currentAtom->haveOrientation() ){
1602 <        
1603 <        dAtom = new DirectionalAtom(j + atomOffset);
1604 <        simnfo->n_oriented++;
1605 <        info.myAtoms[j] = dAtom;
1606 <        
1607 <        ux = currentAtom->getOrntX();
1608 <        uy = currentAtom->getOrntY();
1609 <        uz = currentAtom->getOrntZ();
1610 <        
1611 <        uSqr = (ux * ux) + (uy * uy) + (uz * uz);
1612 <        
912 <        u = sqrt( uSqr );
913 <        ux = ux / u;
914 <        uy = uy / u;
915 <        uz = uz / u;
916 <        
917 <        dAtom->setSUx( ux );
918 <        dAtom->setSUy( uy );
919 <        dAtom->setSUz( uz );
920 <      }
921 <      else{
922 <        info.myAtoms[j] = new GeneralAtom(j + atomOffset);
923 <      }
924 <      info.myAtoms[j]->setType( currentAtom->getType() );
1600 >      //add sample time of z-constraint  into SimInfo's property list                    
1601 >      DoubleData* zconsTimeProp = new DoubleData();
1602 >      zconsTimeProp->setID("zconstime");
1603 >      zconsTimeProp->setData(globals->getZConsTime());
1604 >      info[k].addProperty(zconsTimeProp);
1605 >    }
1606 >    else{
1607 >      sprintf( painCave.errMsg,
1608 >               "ZConstraint error: If you use an ZConstraint\n"
1609 >               " , you must set sample time.\n");
1610 >      painCave.isFatal = 1;
1611 >      simError();      
1612 >    }
1613      
1614 < #ifdef IS_MPI
1614 >    if(globals->haveIndexOfAllZConsMols()){
1615 >
1616 >      //add index of z-constraint molecules into SimInfo's property list
1617 >      vector<int> tempIndex = globals->getIndexOfAllZConsMols();
1618        
1619 <      info.myAtoms[j]->setGlobalIndex( globalIndex[j+atomOffset] );
1619 >      //sort the index
1620 >      sort(tempIndex.begin(), tempIndex.end());
1621        
1622 < #endif // is_mpi
1623 <    }
1624 <    
1625 <    // make the bonds
934 <    for(j=0; j<info.nBonds; j++){
935 <      
936 <      currentBond = comp_stamps[stampID]->getBond( j );
937 <      theBonds[j].a = currentBond->getA() + atomOffset;
938 <      theBonds[j].b = currentBond->getB() + atomOffset;
939 <
940 <      exI = theBonds[j].a;
941 <      exJ = theBonds[j].b;
942 <
943 <      // exclude_I must always be the smaller of the pair
944 <      if( exI > exJ ){
945 <        tempEx = exI;
946 <        exI = exJ;
947 <        exJ = tempEx;
948 <      }
949 < #ifdef IS_MPI
950 <      tempEx = exI;
951 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
952 <      tempEx = exJ;
953 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
954 <      
955 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
956 < #else  // isn't MPI
957 <
958 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
959 < #endif  //is_mpi
1622 >      IndexData* zconsIndex = new IndexData();
1623 >      zconsIndex->setID("zconsindex");
1624 >      zconsIndex->setIndexData(tempIndex);
1625 >      info[k].addProperty(zconsIndex);
1626      }
1627 <    excludeOffset += info.nBonds;
1628 <
1629 <    //make the bends
1630 <    for(j=0; j<info.nBends; j++){
1627 >    else{
1628 >      sprintf( painCave.errMsg,
1629 >               "SimSetup error: If you use an ZConstraint\n"
1630 >               " , you must set index of z-constraint molecules.\n");
1631 >      painCave.isFatal = 1;
1632 >      simError();    
1633        
966      currentBend = comp_stamps[stampID]->getBend( j );
967      theBends[j].a = currentBend->getA() + atomOffset;
968      theBends[j].b = currentBend->getB() + atomOffset;
969      theBends[j].c = currentBend->getC() + atomOffset;
970          
971      if( currentBend->haveExtras() ){
972            
973        extras = currentBend->getExtras();
974        current_extra = extras;
975            
976        while( current_extra != NULL ){
977          if( !strcmp( current_extra->getlhs(), "ghostVectorSource" )){
978                
979            switch( current_extra->getType() ){
980              
981            case 0:
982              theBends[j].ghost =
983                current_extra->getInt() + atomOffset;
984              theBends[j].isGhost = 1;
985              break;
986                  
987            case 1:
988              theBends[j].ghost =
989                (int)current_extra->getDouble() + atomOffset;
990              theBends[j].isGhost = 1;
991              break;
992              
993            default:
994              sprintf( painCave.errMsg,
995                       "SimSetup Error: ghostVectorSource was neither a "
996                       "double nor an int.\n"
997                       "-->Bend[%d] in %s\n",
998                       j, comp_stamps[stampID]->getID() );
999              painCave.isFatal = 1;
1000              simError();
1001            }
1002          }
1003          
1004          else{
1005            
1006            sprintf( painCave.errMsg,
1007                     "SimSetup Error: unhandled bend assignment:\n"
1008                     "    -->%s in Bend[%d] in %s\n",
1009                     current_extra->getlhs(),
1010                     j, comp_stamps[stampID]->getID() );
1011            painCave.isFatal = 1;
1012            simError();
1013          }
1014          
1015          current_extra = current_extra->getNext();
1016        }
1017      }
1018          
1019      if( !theBends[j].isGhost ){
1020            
1021        exI = theBends[j].a;
1022        exJ = theBends[j].c;
1023      }
1024      else{
1025        
1026        exI = theBends[j].a;
1027        exJ = theBends[j].b;
1028      }
1029      
1030      // exclude_I must always be the smaller of the pair
1031      if( exI > exJ ){
1032        tempEx = exI;
1033        exI = exJ;
1034        exJ = tempEx;
1035      }
1036 #ifdef IS_MPI
1037      tempEx = exI;
1038      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
1039      tempEx = exJ;
1040      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
1041      
1042      the_excludes[j+excludeOffset]->setPair( exI, exJ );
1043 #else  // isn't MPI
1044      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
1045 #endif  //is_mpi
1634      }
1047    excludeOffset += info.nBends;
1048
1049    for(j=0; j<info.nTorsions; j++){
1050      
1051      currentTorsion = comp_stamps[stampID]->getTorsion( j );
1052      theTorsions[j].a = currentTorsion->getA() + atomOffset;
1053      theTorsions[j].b = currentTorsion->getB() + atomOffset;
1054      theTorsions[j].c = currentTorsion->getC() + atomOffset;
1055      theTorsions[j].d = currentTorsion->getD() + atomOffset;
1056      
1057      exI = theTorsions[j].a;
1058      exJ = theTorsions[j].d;
1059
1060      // exclude_I must always be the smaller of the pair
1061      if( exI > exJ ){
1062        tempEx = exI;
1063        exI = exJ;
1064        exJ = tempEx;
1065      }
1066 #ifdef IS_MPI
1067      tempEx = exI;
1068      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
1069      tempEx = exJ;
1070      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
1071      
1072      the_excludes[j+excludeOffset]->setPair( exI, exJ );
1073 #else  // isn't MPI
1074      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
1075 #endif  //is_mpi
1076    }
1077    excludeOffset += info.nTorsions;
1078
1635      
1636 <    // send the arrays off to the forceField for init.
1637 <
1638 <    the_ff->initializeAtoms( info.nAtoms, info.myAtoms );
1639 <    the_ff->initializeBonds( info.nBonds, info.myBonds, theBonds );
1640 <    the_ff->initializeBends( info.nBends, info.myBends, theBends );
1641 <    the_ff->initializeTorsions( info.nTorsions, info.myTorsions, theTorsions );
1642 <
1643 <
1644 <    the_molecules[i].initialize( info );
1645 <
1646 <
1647 <    atomOffset += info.nAtoms;
1648 <    delete[] theBonds;
1093 <    delete[] theBends;
1094 <    delete[] theTorsions;
1636 >    //Determine the name of ouput file and add it into SimInfo's property list
1637 >    //Be careful, do not use inFileName, since it is a pointer which
1638 >    //point to a string at master node, and slave nodes do not contain that string
1639 >    
1640 >    string zconsOutput(info[k].finalName);
1641 >    
1642 >    zconsOutput = zconsOutput.substr(0, zconsOutput.rfind(".")) + ".fz";
1643 >    
1644 >    StringData* zconsFilename = new StringData();
1645 >    zconsFilename->setID("zconsfilename");
1646 >    zconsFilename->setData(zconsOutput);
1647 >    
1648 >    info[k].addProperty(zconsFilename);      
1649    }
1096
1097 #ifdef IS_MPI
1098  sprintf( checkPointMsg, "all molecules initialized succesfully" );
1099  MPIcheckPoint();
1100 #endif // is_mpi
1101
1102  // clean up the forcefield
1103  the_ff->calcRcut();
1104  the_ff->cleanMe();
1105
1650   }
1107
1108 void SimSetup::initFromBass( void ){
1109
1110  int i, j, k;
1111  int n_cells;
1112  double cellx, celly, cellz;
1113  double temp1, temp2, temp3;
1114  int n_per_extra;
1115  int n_extra;
1116  int have_extra, done;
1117
1118  temp1 = (double)tot_nmol / 4.0;
1119  temp2 = pow( temp1, ( 1.0 / 3.0 ) );
1120  temp3 = ceil( temp2 );
1121
1122  have_extra =0;
1123  if( temp2 < temp3 ){ // we have a non-complete lattice
1124    have_extra =1;
1125
1126    n_cells = (int)temp3 - 1;
1127    cellx = simnfo->boxLx / temp3;
1128    celly = simnfo->boxLy / temp3;
1129    cellz = simnfo->boxLz / temp3;
1130    n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
1131    temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
1132    n_per_extra = (int)ceil( temp1 );
1133
1134    if( n_per_extra > 4){
1135      sprintf( painCave.errMsg,
1136               "SimSetup error. There has been an error in constructing"
1137               " the non-complete lattice.\n" );
1138      painCave.isFatal = 1;
1139      simError();
1140    }
1141  }
1142  else{
1143    n_cells = (int)temp3;
1144    cellx = simnfo->boxLx / temp3;
1145    celly = simnfo->boxLy / temp3;
1146    cellz = simnfo->boxLz / temp3;
1147  }
1148
1149  current_mol = 0;
1150  current_comp_mol = 0;
1151  current_comp = 0;
1152  current_atom_ndx = 0;
1153
1154  for( i=0; i < n_cells ; i++ ){
1155    for( j=0; j < n_cells; j++ ){
1156      for( k=0; k < n_cells; k++ ){
1157
1158        makeElement( i * cellx,
1159                     j * celly,
1160                     k * cellz );
1161
1162        makeElement( i * cellx + 0.5 * cellx,
1163                     j * celly + 0.5 * celly,
1164                     k * cellz );
1165
1166        makeElement( i * cellx,
1167                     j * celly + 0.5 * celly,
1168                     k * cellz + 0.5 * cellz );
1169
1170        makeElement( i * cellx + 0.5 * cellx,
1171                     j * celly,
1172                     k * cellz + 0.5 * cellz );
1173      }
1174    }
1175  }
1176
1177  if( have_extra ){
1178    done = 0;
1179
1180    int start_ndx;
1181    for( i=0; i < (n_cells+1) && !done; i++ ){
1182      for( j=0; j < (n_cells+1) && !done; j++ ){
1183
1184        if( i < n_cells ){
1185
1186          if( j < n_cells ){
1187            start_ndx = n_cells;
1188          }
1189          else start_ndx = 0;
1190        }
1191        else start_ndx = 0;
1192
1193        for( k=start_ndx; k < (n_cells+1) && !done; k++ ){
1194
1195          makeElement( i * cellx,
1196                       j * celly,
1197                       k * cellz );
1198          done = ( current_mol >= tot_nmol );
1199
1200          if( !done && n_per_extra > 1 ){
1201            makeElement( i * cellx + 0.5 * cellx,
1202                         j * celly + 0.5 * celly,
1203                         k * cellz );
1204            done = ( current_mol >= tot_nmol );
1205          }
1206
1207          if( !done && n_per_extra > 2){
1208            makeElement( i * cellx,
1209                         j * celly + 0.5 * celly,
1210                         k * cellz + 0.5 * cellz );
1211            done = ( current_mol >= tot_nmol );
1212          }
1213
1214          if( !done && n_per_extra > 3){
1215            makeElement( i * cellx + 0.5 * cellx,
1216                         j * celly,
1217                         k * cellz + 0.5 * cellz );
1218            done = ( current_mol >= tot_nmol );
1219          }
1220        }
1221      }
1222    }
1223  }
1224
1225
1226  for( i=0; i<simnfo->n_atoms; i++ ){
1227    simnfo->atoms[i]->set_vx( 0.0 );
1228    simnfo->atoms[i]->set_vy( 0.0 );
1229    simnfo->atoms[i]->set_vz( 0.0 );
1230  }
1231 }
1232
1233 void SimSetup::makeElement( double x, double y, double z ){
1234
1235  int k;
1236  AtomStamp* current_atom;
1237  DirectionalAtom* dAtom;
1238  double rotMat[3][3];
1239
1240  for( k=0; k<comp_stamps[current_comp]->getNAtoms(); k++ ){
1241
1242    current_atom = comp_stamps[current_comp]->getAtom( k );
1243    if( !current_atom->havePosition() ){
1244      sprintf( painCave.errMsg,
1245               "SimSetup:initFromBass error.\n"
1246               "\tComponent %s, atom %s does not have a position specified.\n"
1247               "\tThe initialization routine is unable to give a start"
1248               " position.\n",
1249               comp_stamps[current_comp]->getID(),
1250               current_atom->getType() );
1251      painCave.isFatal = 1;
1252      simError();
1253    }
1254
1255    the_atoms[current_atom_ndx]->setX( x + current_atom->getPosX() );
1256    the_atoms[current_atom_ndx]->setY( y + current_atom->getPosY() );
1257    the_atoms[current_atom_ndx]->setZ( z + current_atom->getPosZ() );
1258
1259    if( the_atoms[current_atom_ndx]->isDirectional() ){
1260
1261      dAtom = (DirectionalAtom *)the_atoms[current_atom_ndx];
1262
1263      rotMat[0][0] = 1.0;
1264      rotMat[0][1] = 0.0;
1265      rotMat[0][2] = 0.0;
1266
1267      rotMat[1][0] = 0.0;
1268      rotMat[1][1] = 1.0;
1269      rotMat[1][2] = 0.0;
1270
1271      rotMat[2][0] = 0.0;
1272      rotMat[2][1] = 0.0;
1273      rotMat[2][2] = 1.0;
1274
1275      dAtom->setA( rotMat );
1276    }
1277
1278    current_atom_ndx++;
1279  }
1280
1281  current_mol++;
1282  current_comp_mol++;
1283
1284  if( current_comp_mol >= components_nmol[current_comp] ){
1285
1286    current_comp_mol = 0;
1287    current_comp++;
1288  }
1289 }

Diff Legend

Removed lines
+ Added lines
< Changed lines
> Changed lines