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root/group/trunk/OOPSE/libmdtools/SimSetup.cpp
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Comparing trunk/OOPSE/libmdtools/SimSetup.cpp (file contents):
Revision 605 by gezelter, Tue Jul 15 03:27:24 2003 UTC vs.
Revision 699 by tim, Fri Aug 15 19:24:13 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 "ReadWrite.hpp"
9   #include "parse_me.h"
10   #include "Integrator.hpp"
11   #include "simError.h"
# Line 14 | Line 17
17  
18   // some defines for ensemble and Forcefield  cases
19  
20 < #define NVE_ENS   0
21 < #define NVT_ENS   1
22 < #define NPTi_ENS  2
23 < #define NPTf_ENS  3
24 < #define NPTim_ENS 4
25 < #define NPTfm_ENS 5
20 > #define NVE_ENS        0
21 > #define NVT_ENS        1
22 > #define NPTi_ENS       2
23 > #define NPTf_ENS       3
24 > #define NPTim_ENS      4
25 > #define NPTfm_ENS      5
26  
24
27   #define FF_DUFF 0
28   #define FF_LJ   1
29 + #define FF_EAM  2
30  
31 + using namespace std;
32  
33   SimSetup::SimSetup(){
34 +  
35 +  isInfoArray = 0;
36 +  nInfo = 1;
37 +  
38    stamps = new MakeStamps();
39    globals = new Globals();
40    
41 +  
42   #ifdef IS_MPI
43    strcpy( checkPointMsg, "SimSetup creation successful" );
44    MPIcheckPoint();
# Line 41 | Line 50 | void SimSetup::parseFile( char* fileName ){
50    delete globals;
51   }
52  
53 + void SimSetup::setSimInfo( SimInfo* the_info, int theNinfo ) {
54 +    info = the_info;
55 +    nInfo = theNinfo;
56 +    isInfoArray = 1;
57 + }
58 +
59 +
60   void SimSetup::parseFile( char* fileName ){
61  
62   #ifdef IS_MPI
# Line 76 | Line 92 | void SimSetup::createSim( void ){
92  
93   #endif // is_mpi
94  
95 < void SimSetup::createSim( void ){
95 > void SimSetup::createSim(void){
96  
81  MakeStamps *the_stamps;
82  Globals* the_globals;
97    int i, j, k, globalAtomIndex;
98    
99 <  int ensembleCase;
100 <  int ffCase;
99 >  // gather all of the information from the Bass file
100 >
101 >  gatherInfo();
102 >
103 >  // creation of complex system objects
104 >
105 >  sysObjectsCreation();
106 >
107 >  // check on the post processing info
108 >
109 >  finalInfoCheck();
110 >
111 >  // initialize the system coordinates
112 >
113 >  if( !isInfoArray ) initSystemCoords();  
114 >
115 >  // make the output filenames
116 >
117 >  makeOutNames();
118 >  
119 >  // make the integrator
120    
121 <  ensembleCase = -1;
122 <  ffCase = -1;
121 >  makeIntegrator();
122 >  
123 > #ifdef IS_MPI
124 >  mpiSim->mpiRefresh();
125 > #endif
126  
127 <  // get the stamps and globals;
92 <  the_stamps = stamps;
93 <  the_globals = globals;
127 >  // initialize the Fortran
128  
129 <  // set the easy ones first
96 <  simnfo->target_temp = the_globals->getTargetTemp();
97 <  simnfo->dt = the_globals->getDt();
98 <  simnfo->run_time = the_globals->getRunTime();
129 >  initFortran();
130  
100  // get the ones we know are there, yet still may need some work.
101  n_components = the_globals->getNComponents();
102  strcpy( force_field, the_globals->getForceField() );
131  
132 +
133 + }
134 +
135 +
136 + void SimSetup::makeMolecules( void ){
137 +
138 +  int k,l;
139 +  int i, j, exI, exJ, tempEx, stampID, atomOffset, excludeOffset;
140 +  molInit molInfo;
141 +  DirectionalAtom* dAtom;
142 +  LinkedAssign* extras;
143 +  LinkedAssign* current_extra;
144 +  AtomStamp* currentAtom;
145 +  BondStamp* currentBond;
146 +  BendStamp* currentBend;
147 +  TorsionStamp* currentTorsion;
148 +
149 +  bond_pair* theBonds;
150 +  bend_set* theBends;
151 +  torsion_set* theTorsions;
152 +
153 +  
154 +  //init the forceField paramters
155 +
156 +  the_ff->readParams();
157 +
158 +  
159 +  // init the atoms
160 +
161 +  double ux, uy, uz, u, uSqr;
162 +  
163 +  for(k=0; k<nInfo; k++){
164 +    
165 +    the_ff->setSimInfo( &(info[k]) );
166 +
167 +    atomOffset = 0;
168 +    excludeOffset = 0;
169 +    for(i=0; i<info[k].n_mol; i++){
170 +    
171 +      stampID = info[k].molecules[i].getStampID();
172 +
173 +      molInfo.nAtoms    = comp_stamps[stampID]->getNAtoms();
174 +      molInfo.nBonds    = comp_stamps[stampID]->getNBonds();
175 +      molInfo.nBends    = comp_stamps[stampID]->getNBends();
176 +      molInfo.nTorsions = comp_stamps[stampID]->getNTorsions();
177 +      molInfo.nExcludes = molInfo.nBonds + molInfo.nBends + molInfo.nTorsions;
178 +      
179 +      molInfo.myAtoms = &(info[k].atoms[atomOffset]);
180 +      molInfo.myExcludes = &(info[k].excludes[excludeOffset]);
181 +      molInfo.myBonds = new Bond*[molInfo.nBonds];
182 +      molInfo.myBends = new Bend*[molInfo.nBends];
183 +      molInfo.myTorsions = new Torsion*[molInfo.nTorsions];
184 +
185 +      theBonds = new bond_pair[molInfo.nBonds];
186 +      theBends = new bend_set[molInfo.nBends];
187 +      theTorsions = new torsion_set[molInfo.nTorsions];
188 +    
189 +      // make the Atoms
190 +    
191 +      for(j=0; j<molInfo.nAtoms; j++){
192 +        
193 +        currentAtom = comp_stamps[stampID]->getAtom( j );
194 +        if( currentAtom->haveOrientation() ){
195 +          
196 +          dAtom = new DirectionalAtom( (j + atomOffset),
197 +                                       info[k].getConfiguration() );
198 +          info[k].n_oriented++;
199 +          molInfo.myAtoms[j] = dAtom;
200 +          
201 +          ux = currentAtom->getOrntX();
202 +          uy = currentAtom->getOrntY();
203 +          uz = currentAtom->getOrntZ();
204 +          
205 +          uSqr = (ux * ux) + (uy * uy) + (uz * uz);
206 +          
207 +          u = sqrt( uSqr );
208 +          ux = ux / u;
209 +          uy = uy / u;
210 +          uz = uz / u;
211 +          
212 +          dAtom->setSUx( ux );
213 +          dAtom->setSUy( uy );
214 +          dAtom->setSUz( uz );
215 +        }
216 +        else{
217 +          molInfo.myAtoms[j] = new GeneralAtom( (j + atomOffset),
218 +                                                info[k].getConfiguration() );
219 +        }
220 +        molInfo.myAtoms[j]->setType( currentAtom->getType() );
221 +    
222 + #ifdef IS_MPI
223 +      
224 +        molInfo.myAtoms[j]->setGlobalIndex( globalIndex[j+atomOffset] );
225 +      
226 + #endif // is_mpi
227 +      }
228 +    
229 +    // make the bonds
230 +      for(j=0; j<molInfo.nBonds; j++){
231 +      
232 +        currentBond = comp_stamps[stampID]->getBond( j );
233 +        theBonds[j].a = currentBond->getA() + atomOffset;
234 +        theBonds[j].b = currentBond->getB() + atomOffset;
235 +        
236 +        exI = theBonds[j].a;
237 +        exJ = theBonds[j].b;
238 +        
239 +        // exclude_I must always be the smaller of the pair
240 +        if( exI > exJ ){
241 +          tempEx = exI;
242 +          exI = exJ;
243 +          exJ = tempEx;
244 +        }
245 + #ifdef IS_MPI
246 +        tempEx = exI;
247 +        exI = info[k].atoms[tempEx]->getGlobalIndex() + 1;
248 +        tempEx = exJ;
249 +        exJ = info[k].atoms[tempEx]->getGlobalIndex() + 1;
250 +        
251 +        info[k].excludes[j+excludeOffset]->setPair( exI, exJ );
252 + #else  // isn't MPI
253 +        
254 +        info[k].excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
255 + #endif  //is_mpi
256 +      }
257 +      excludeOffset += molInfo.nBonds;
258 +      
259 +      //make the bends
260 +      for(j=0; j<molInfo.nBends; j++){
261 +        
262 +        currentBend = comp_stamps[stampID]->getBend( j );
263 +        theBends[j].a = currentBend->getA() + atomOffset;
264 +        theBends[j].b = currentBend->getB() + atomOffset;
265 +        theBends[j].c = currentBend->getC() + atomOffset;
266 +        
267 +        if( currentBend->haveExtras() ){
268 +          
269 +          extras = currentBend->getExtras();
270 +          current_extra = extras;
271 +          
272 +          while( current_extra != NULL ){
273 +            if( !strcmp( current_extra->getlhs(), "ghostVectorSource" )){
274 +              
275 +              switch( current_extra->getType() ){
276 +                
277 +              case 0:
278 +                theBends[j].ghost =
279 +                  current_extra->getInt() + atomOffset;
280 +                theBends[j].isGhost = 1;
281 +                break;
282 +                
283 +              case 1:
284 +                theBends[j].ghost =
285 +                  (int)current_extra->getDouble() + atomOffset;
286 +                theBends[j].isGhost = 1;
287 +                break;
288 +                
289 +              default:
290 +                sprintf( painCave.errMsg,
291 +                         "SimSetup Error: ghostVectorSource was neither a "
292 +                         "double nor an int.\n"
293 +                         "-->Bend[%d] in %s\n",
294 +                         j, comp_stamps[stampID]->getID() );
295 +                painCave.isFatal = 1;
296 +                simError();
297 +              }
298 +            }
299 +            
300 +            else{
301 +              
302 +              sprintf( painCave.errMsg,
303 +                       "SimSetup Error: unhandled bend assignment:\n"
304 +                       "    -->%s in Bend[%d] in %s\n",
305 +                       current_extra->getlhs(),
306 +                       j, comp_stamps[stampID]->getID() );
307 +              painCave.isFatal = 1;
308 +              simError();
309 +            }
310 +            
311 +            current_extra = current_extra->getNext();
312 +          }
313 +        }
314 +        
315 +        if( !theBends[j].isGhost ){
316 +          
317 +          exI = theBends[j].a;
318 +          exJ = theBends[j].c;
319 +        }
320 +        else{
321 +          
322 +          exI = theBends[j].a;
323 +          exJ = theBends[j].b;
324 +        }
325 +        
326 +        // exclude_I must always be the smaller of the pair
327 +        if( exI > exJ ){
328 +          tempEx = exI;
329 +          exI = exJ;
330 +          exJ = tempEx;
331 +        }
332 + #ifdef IS_MPI
333 +        tempEx = exI;
334 +        exI = info[k].atoms[tempEx]->getGlobalIndex() + 1;
335 +        tempEx = exJ;
336 +        exJ = info[k].atoms[tempEx]->getGlobalIndex() + 1;
337 +      
338 +        info[k].excludes[j+excludeOffset]->setPair( exI, exJ );
339 + #else  // isn't MPI
340 +        info[k].excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
341 + #endif  //is_mpi
342 +      }
343 +      excludeOffset += molInfo.nBends;
344 +      
345 +      for(j=0; j<molInfo.nTorsions; j++){
346 +        
347 +        currentTorsion = comp_stamps[stampID]->getTorsion( j );
348 +        theTorsions[j].a = currentTorsion->getA() + atomOffset;
349 +        theTorsions[j].b = currentTorsion->getB() + atomOffset;
350 +        theTorsions[j].c = currentTorsion->getC() + atomOffset;
351 +        theTorsions[j].d = currentTorsion->getD() + atomOffset;
352 +        
353 +        exI = theTorsions[j].a;
354 +        exJ = theTorsions[j].d;
355 +        
356 +        // exclude_I must always be the smaller of the pair
357 +        if( exI > exJ ){
358 +          tempEx = exI;
359 +          exI = exJ;
360 +          exJ = tempEx;
361 +        }
362 + #ifdef IS_MPI
363 +        tempEx = exI;
364 +        exI = info[k].atoms[tempEx]->getGlobalIndex() + 1;
365 +        tempEx = exJ;
366 +        exJ = info[k].atoms[tempEx]->getGlobalIndex() + 1;
367 +        
368 +        info[k].excludes[j+excludeOffset]->setPair( exI, exJ );
369 + #else  // isn't MPI
370 +        info[k].excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
371 + #endif  //is_mpi
372 +      }
373 +      excludeOffset += molInfo.nTorsions;
374 +      
375 +      
376 +      // send the arrays off to the forceField for init.
377 +      
378 +      the_ff->initializeAtoms( molInfo.nAtoms, molInfo.myAtoms );
379 +      the_ff->initializeBonds( molInfo.nBonds, molInfo.myBonds, theBonds );
380 +      the_ff->initializeBends( molInfo.nBends, molInfo.myBends, theBends );
381 +      the_ff->initializeTorsions( molInfo.nTorsions, molInfo.myTorsions, theTorsions );
382 +      
383 +      
384 +      info[k].molecules[i].initialize( molInfo );
385 +
386 +      
387 +      atomOffset += molInfo.nAtoms;
388 +      delete[] theBonds;
389 +      delete[] theBends;
390 +      delete[] theTorsions;
391 +    }
392 +  }
393 +  
394 + #ifdef IS_MPI
395 +  sprintf( checkPointMsg, "all molecules initialized succesfully" );
396 +  MPIcheckPoint();
397 + #endif // is_mpi
398 +  
399 +  // clean up the forcefield
400 +
401 +  the_ff->calcRcut();
402 +  the_ff->cleanMe();
403 +  
404 + }
405 +
406 + void SimSetup::initFromBass( void ){
407 +
408 +  int i, j, k;
409 +  int n_cells;
410 +  double cellx, celly, cellz;
411 +  double temp1, temp2, temp3;
412 +  int n_per_extra;
413 +  int n_extra;
414 +  int have_extra, done;
415 +
416 +  double vel[3];
417 +  vel[0] = 0.0;
418 +  vel[1] = 0.0;
419 +  vel[2] = 0.0;
420 +
421 +  temp1 = (double)tot_nmol / 4.0;
422 +  temp2 = pow( temp1, ( 1.0 / 3.0 ) );
423 +  temp3 = ceil( temp2 );
424 +
425 +  have_extra =0;
426 +  if( temp2 < temp3 ){ // we have a non-complete lattice
427 +    have_extra =1;
428 +
429 +    n_cells = (int)temp3 - 1;
430 +    cellx = info[0].boxL[0] / temp3;
431 +    celly = info[0].boxL[1] / temp3;
432 +    cellz = info[0].boxL[2] / temp3;
433 +    n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
434 +    temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
435 +    n_per_extra = (int)ceil( temp1 );
436 +
437 +    if( n_per_extra > 4){
438 +      sprintf( painCave.errMsg,
439 +               "SimSetup error. There has been an error in constructing"
440 +               " the non-complete lattice.\n" );
441 +      painCave.isFatal = 1;
442 +      simError();
443 +    }
444 +  }
445 +  else{
446 +    n_cells = (int)temp3;
447 +    cellx = info[0].boxL[0] / temp3;
448 +    celly = info[0].boxL[1] / temp3;
449 +    cellz = info[0].boxL[2] / temp3;
450 +  }
451 +
452 +  current_mol = 0;
453 +  current_comp_mol = 0;
454 +  current_comp = 0;
455 +  current_atom_ndx = 0;
456 +
457 +  for( i=0; i < n_cells ; i++ ){
458 +    for( j=0; j < n_cells; j++ ){
459 +      for( k=0; k < n_cells; k++ ){
460 +
461 +        makeElement( i * cellx,
462 +                     j * celly,
463 +                     k * cellz );
464 +
465 +        makeElement( i * cellx + 0.5 * cellx,
466 +                     j * celly + 0.5 * celly,
467 +                     k * cellz );
468 +
469 +        makeElement( i * cellx,
470 +                     j * celly + 0.5 * celly,
471 +                     k * cellz + 0.5 * cellz );
472 +
473 +        makeElement( i * cellx + 0.5 * cellx,
474 +                     j * celly,
475 +                     k * cellz + 0.5 * cellz );
476 +      }
477 +    }
478 +  }
479 +
480 +  if( have_extra ){
481 +    done = 0;
482 +
483 +    int start_ndx;
484 +    for( i=0; i < (n_cells+1) && !done; i++ ){
485 +      for( j=0; j < (n_cells+1) && !done; j++ ){
486 +
487 +        if( i < n_cells ){
488 +
489 +          if( j < n_cells ){
490 +            start_ndx = n_cells;
491 +          }
492 +          else start_ndx = 0;
493 +        }
494 +        else start_ndx = 0;
495 +
496 +        for( k=start_ndx; k < (n_cells+1) && !done; k++ ){
497 +
498 +          makeElement( i * cellx,
499 +                       j * celly,
500 +                       k * cellz );
501 +          done = ( current_mol >= tot_nmol );
502 +
503 +          if( !done && n_per_extra > 1 ){
504 +            makeElement( i * cellx + 0.5 * cellx,
505 +                         j * celly + 0.5 * celly,
506 +                         k * cellz );
507 +            done = ( current_mol >= tot_nmol );
508 +          }
509 +
510 +          if( !done && n_per_extra > 2){
511 +            makeElement( i * cellx,
512 +                         j * celly + 0.5 * celly,
513 +                         k * cellz + 0.5 * cellz );
514 +            done = ( current_mol >= tot_nmol );
515 +          }
516 +
517 +          if( !done && n_per_extra > 3){
518 +            makeElement( i * cellx + 0.5 * cellx,
519 +                         j * celly,
520 +                         k * cellz + 0.5 * cellz );
521 +            done = ( current_mol >= tot_nmol );
522 +          }
523 +        }
524 +      }
525 +    }
526 +  }
527 +
528 +  for( i=0; i<info[0].n_atoms; i++ ){
529 +    info[0].atoms[i]->setVel( vel );
530 +  }
531 + }
532 +
533 + void SimSetup::makeElement( double x, double y, double z ){
534 +
535 +  int k;
536 +  AtomStamp* current_atom;
537 +  DirectionalAtom* dAtom;
538 +  double rotMat[3][3];
539 +  double pos[3];
540 +
541 +  for( k=0; k<comp_stamps[current_comp]->getNAtoms(); k++ ){
542 +
543 +    current_atom = comp_stamps[current_comp]->getAtom( k );
544 +    if( !current_atom->havePosition() ){
545 +      sprintf( painCave.errMsg,
546 +               "SimSetup:initFromBass error.\n"
547 +               "\tComponent %s, atom %s does not have a position specified.\n"
548 +               "\tThe initialization routine is unable to give a start"
549 +               " position.\n",
550 +               comp_stamps[current_comp]->getID(),
551 +               current_atom->getType() );
552 +      painCave.isFatal = 1;
553 +      simError();
554 +    }
555 +    
556 +    pos[0] = x + current_atom->getPosX();
557 +    pos[1] = y + current_atom->getPosY();
558 +    pos[2] = z + current_atom->getPosZ();
559 +    
560 +    info[0].atoms[current_atom_ndx]->setPos( pos );
561 +
562 +    if( info[0].atoms[current_atom_ndx]->isDirectional() ){
563 +
564 +      dAtom = (DirectionalAtom *)info[0].atoms[current_atom_ndx];
565 +
566 +      rotMat[0][0] = 1.0;
567 +      rotMat[0][1] = 0.0;
568 +      rotMat[0][2] = 0.0;
569 +
570 +      rotMat[1][0] = 0.0;
571 +      rotMat[1][1] = 1.0;
572 +      rotMat[1][2] = 0.0;
573 +
574 +      rotMat[2][0] = 0.0;
575 +      rotMat[2][1] = 0.0;
576 +      rotMat[2][2] = 1.0;
577 +
578 +      dAtom->setA( rotMat );
579 +    }
580 +
581 +    current_atom_ndx++;
582 +  }
583 +
584 +  current_mol++;
585 +  current_comp_mol++;
586 +
587 +  if( current_comp_mol >= components_nmol[current_comp] ){
588 +
589 +    current_comp_mol = 0;
590 +    current_comp++;
591 +  }
592 + }
593 +
594 +
595 + void SimSetup::gatherInfo( void ){
596 +  int i,j,k;
597 +
598 +  ensembleCase = -1;
599 +  ffCase = -1;
600 +
601 +  // set the easy ones first
602 +
603 +  for( i=0; i<nInfo; i++){
604 +    info[i].target_temp = globals->getTargetTemp();
605 +    info[i].dt = globals->getDt();
606 +    info[i].run_time = globals->getRunTime();
607 +  }
608 +  n_components = globals->getNComponents();
609 +
610 +
611 +  // get the forceField
612 +
613 +  strcpy( force_field, globals->getForceField() );
614 +
615    if( !strcasecmp( force_field, "DUFF" )) ffCase = FF_DUFF;
616    else if( !strcasecmp( force_field, "LJ" )) ffCase = FF_LJ;
617 +  else if( !strcasecmp( force_field, "EAM" )) ffCase = FF_EAM;
618    else{
619      sprintf( painCave.errMsg,
620               "SimSetup Error. Unrecognized force field -> %s\n",
# Line 111 | Line 623 | void SimSetup::createSim( void ){
623      simError();
624    }
625  
626 <  // get the ensemble:
115 <  strcpy( ensemble, the_globals->getEnsemble() );
626 >  // get the ensemble
627  
628 +  strcpy( ensemble, globals->getEnsemble() );
629 +
630    if( !strcasecmp( ensemble, "NVE" ))      ensembleCase = NVE_ENS;
631    else if( !strcasecmp( ensemble, "NVT" )) ensembleCase = NVT_ENS;
632    else if( !strcasecmp( ensemble, "NPTi" ) || !strcasecmp( ensemble, "NPT") )
# Line 131 | Line 644 | void SimSetup::createSim( void ){
644      strcpy( ensemble, "NVE" );
645      ensembleCase = NVE_ENS;
646    }  
647 <  strcpy( simnfo->ensemble, ensemble );
647 >  
648 >  for(i=0; i<nInfo; i++){
649 >    
650 >    strcpy( info[i].ensemble, ensemble );
651  
652 +    // get the mixing rule
653  
654 < //   if( !strcasecmp( ensemble, "NPT" ) ) {
655 < //     the_extendedsystem = new ExtendedSystem( simnfo );
139 < //     the_extendedsystem->setTargetTemp(the_globals->getTargetTemp());
140 < //     if (the_globals->haveTargetPressure())
141 < //       the_extendedsystem->setTargetPressure(the_globals->getTargetPressure());
142 < //     else {
143 < //       sprintf( painCave.errMsg,
144 < //                "SimSetup error: If you use the constant pressure\n"
145 < //                "    ensemble, you must set targetPressure.\n"
146 < //                "    This was found in the BASS file.\n");
147 < //       painCave.isFatal = 1;
148 < //       simError();
149 < //     }
150 <
151 < //     if (the_globals->haveTauThermostat())
152 < //       the_extendedsystem->setTauThermostat(the_globals->getTauThermostat());
153 < //     else if (the_globals->haveQmass())
154 < //       the_extendedsystem->setQmass(the_globals->getQmass());
155 < //     else {
156 < //       sprintf( painCave.errMsg,
157 < //                "SimSetup error: If you use one of the constant temperature\n"
158 < //                "    ensembles, you must set either tauThermostat or qMass.\n"
159 < //                "    Neither of these was found in the BASS file.\n");
160 < //       painCave.isFatal = 1;
161 < //       simError();
162 < //     }
163 <
164 < //     if (the_globals->haveTauBarostat())
165 < //       the_extendedsystem->setTauBarostat(the_globals->getTauBarostat());
166 < //     else {
167 < //       sprintf( painCave.errMsg,
168 < //                "SimSetup error: If you use the constant pressure\n"
169 < //                "    ensemble, you must set tauBarostat.\n"
170 < //                "    This was found in the BASS file.\n");
171 < //       painCave.isFatal = 1;
172 < //       simError();
173 < //     }
174 <
175 < //   } else if ( !strcasecmp( ensemble, "NVT") ) {
176 < //     the_extendedsystem = new ExtendedSystem( simnfo );
177 < //     the_extendedsystem->setTargetTemp(the_globals->getTargetTemp());
178 <
179 < //     if (the_globals->haveTauThermostat())
180 < //       the_extendedsystem->setTauThermostat(the_globals->getTauThermostat());
181 < //     else if (the_globals->haveQmass())
182 < //       the_extendedsystem->setQmass(the_globals->getQmass());
183 < //     else {
184 < //       sprintf( painCave.errMsg,
185 < //                "SimSetup error: If you use one of the constant temperature\n"
186 < //                "    ensembles, you must set either tauThermostat or qMass.\n"
187 < //                "    Neither of these was found in the BASS file.\n");
188 < //       painCave.isFatal = 1;
189 < //       simError();
190 < //     }
191 <
192 <  strcpy( simnfo->mixingRule, the_globals->getMixingRule() );
193 <  simnfo->usePBC = the_globals->getPBC();
194 <          
195 <  int usesDipoles = 0;
196 <  switch( ffCase ){
197 <
198 <  case FF_DUFF:
199 <    the_ff = new DUFF();
200 <    usesDipoles = 1;
201 <    break;
202 <
203 <  case FF_LJ:
204 <    the_ff = new LJFF();
205 <    break;
206 <
207 <  default:
208 <    sprintf( painCave.errMsg,
209 <             "SimSetup Error. Unrecognized force field in case statement.\n");
210 <    painCave.isFatal = 1;
211 <    simError();
654 >    strcpy( info[i].mixingRule, globals->getMixingRule() );
655 >    info[i].usePBC = globals->getPBC();
656    }
657 <
214 < #ifdef IS_MPI
215 <  strcpy( checkPointMsg, "ForceField creation successful" );
216 <  MPIcheckPoint();
217 < #endif // is_mpi
218 <
657 >  
658    // get the components and calculate the tot_nMol and indvidual n_mol
659 <  the_components = the_globals->getComponents();
659 >
660 >  the_components = globals->getComponents();
661    components_nmol = new int[n_components];
222  comp_stamps = new MoleculeStamp*[n_components];
662  
663 <  if( !the_globals->haveNMol() ){
663 >
664 >  if( !globals->haveNMol() ){
665      // we don't have the total number of molecules, so we assume it is
666      // given in each component
667  
# Line 250 | Line 690 | void SimSetup::createSim( void ){
690               " Please give nMol in the components.\n" );
691      painCave.isFatal = 1;
692      simError();
253    
254    
255    //     tot_nmol = the_globals->getNMol();
256    
257    //   //we have the total number of molecules, now we check for molfractions
258    //     for( i=0; i<n_components; i++ ){
259    
260    //       if( !the_components[i]->haveMolFraction() ){
261    
262    //  if( !the_components[i]->haveNMol() ){
263    //    //we have a problem
264    //    std::cerr << "SimSetup error. Neither molFraction nor "
265    //              << " nMol was given in component
266    
693    }
694  
695 < #ifdef IS_MPI
270 <  strcpy( checkPointMsg, "Have the number of components" );
271 <  MPIcheckPoint();
272 < #endif // is_mpi
273 <
274 <  // make an array of molecule stamps that match the components used.
275 <  // also extract the used stamps out into a separate linked list
276 <
277 <  simnfo->nComponents = n_components;
278 <  simnfo->componentsNmol = components_nmol;
279 <  simnfo->compStamps = comp_stamps;
280 <  simnfo->headStamp = new LinkedMolStamp();
695 >  // set the status, sample, and thermal kick times
696    
697 <  char* id;
283 <  LinkedMolStamp* headStamp = simnfo->headStamp;
284 <  LinkedMolStamp* currentStamp = NULL;
285 <  for( i=0; i<n_components; i++ ){
697 >  for(i=0; i<nInfo; i++){
698  
699 <    id = the_components[i]->getType();
700 <    comp_stamps[i] = NULL;
699 >    if( globals->haveSampleTime() ){
700 >      info[i].sampleTime = globals->getSampleTime();
701 >      info[i].statusTime = info[i].sampleTime;
702 >      info[i].thermalTime = info[i].sampleTime;
703 >    }
704 >    else{
705 >      info[i].sampleTime = globals->getRunTime();
706 >      info[i].statusTime = info[i].sampleTime;
707 >      info[i].thermalTime = info[i].sampleTime;
708 >    }
709      
710 <    // check to make sure the component isn't already in the list
710 >    if( globals->haveStatusTime() ){
711 >      info[i].statusTime = globals->getStatusTime();
712 >    }
713 >    
714 >    if( globals->haveThermalTime() ){
715 >      info[i].thermalTime = globals->getThermalTime();
716 >    }
717  
718 <    comp_stamps[i] = headStamp->match( id );
719 <    if( comp_stamps[i] == NULL ){
718 >    // check for the temperature set flag
719 >
720 >    if( globals->haveTempSet() ) info[i].setTemp = globals->getTempSet();
721 >    
722 >    // get some of the tricky things that may still be in the globals
723 >    
724 >    double boxVector[3];
725 >    if( globals->haveBox() ){
726 >      boxVector[0] = globals->getBox();
727 >      boxVector[1] = globals->getBox();
728 >      boxVector[2] = globals->getBox();
729        
730 <      // extract the component from the list;
730 >      info[i].setBox( boxVector );
731 >    }
732 >    else if( globals->haveDensity() ){
733        
734 <      currentStamp = the_stamps->extractMolStamp( id );
735 <      if( currentStamp == NULL ){
734 >      double vol;
735 >      vol = (double)tot_nmol / globals->getDensity();
736 >      boxVector[0] = pow( vol, ( 1.0 / 3.0 ) );
737 >      boxVector[1] = boxVector[0];
738 >      boxVector[2] = boxVector[0];
739 >      
740 >      info[i].setBox( boxVector );
741 >  }
742 >    else{
743 >      if( !globals->haveBoxX() ){
744          sprintf( painCave.errMsg,
745 <                 "SimSetup error: Component \"%s\" was not found in the "
301 <                 "list of declared molecules\n",
302 <                 id );
745 >                 "SimSetup error, no periodic BoxX size given.\n" );
746          painCave.isFatal = 1;
747          simError();
748        }
749 +      boxVector[0] = globals->getBoxX();
750        
751 <      headStamp->add( currentStamp );
752 <      comp_stamps[i] = headStamp->match( id );
751 >      if( !globals->haveBoxY() ){
752 >        sprintf( painCave.errMsg,
753 >                 "SimSetup error, no periodic BoxY size given.\n" );
754 >        painCave.isFatal = 1;
755 >        simError();
756 >      }
757 >      boxVector[1] = globals->getBoxY();
758 >      
759 >      if( !globals->haveBoxZ() ){
760 >        sprintf( painCave.errMsg,
761 >                 "SimSetup error, no periodic BoxZ size given.\n" );
762 >        painCave.isFatal = 1;
763 >        simError();
764 >      }
765 >      boxVector[2] = globals->getBoxZ();
766 >      
767 >      info[i].setBox( boxVector );
768      }
310  }
769  
770 +  }
771 +    
772   #ifdef IS_MPI
773 <  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
773 >  strcpy( checkPointMsg, "Succesfully gathered all information from Bass\n" );
774    MPIcheckPoint();
775   #endif // is_mpi
316  
776  
777 + }
778  
779  
780 <  // caclulate the number of atoms, bonds, bends and torsions
780 > void SimSetup::finalInfoCheck( void ){
781 >  int index;
782 >  int usesDipoles;
783 >  int i;
784  
785 <  tot_atoms = 0;
786 <  tot_bonds = 0;
324 <  tot_bends = 0;
325 <  tot_torsions = 0;
326 <  for( i=0; i<n_components; i++ ){
785 >  for(i=0; i<nInfo; i++){
786 >    // check electrostatic parameters
787      
788 <    tot_atoms +=    components_nmol[i] * comp_stamps[i]->getNAtoms();
789 <    tot_bonds +=    components_nmol[i] * comp_stamps[i]->getNBonds();
790 <    tot_bends +=    components_nmol[i] * comp_stamps[i]->getNBends();
791 <    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
792 <  }
793 <
794 <  tot_SRI = tot_bonds + tot_bends + tot_torsions;
795 <
796 <  simnfo->n_atoms = tot_atoms;
797 <  simnfo->n_bonds = tot_bonds;
798 <  simnfo->n_bends = tot_bends;
799 <  simnfo->n_torsions = tot_torsions;
800 <  simnfo->n_SRI = tot_SRI;
341 <  simnfo->n_mol = tot_nmol;
788 >    index = 0;
789 >    usesDipoles = 0;
790 >    while( (index < info[i].n_atoms) && !usesDipoles ){
791 >      usesDipoles = (info[i].atoms[index])->hasDipole();
792 >      index++;
793 >    }
794 >    
795 > #ifdef IS_MPI
796 >    int myUse = usesDipoles;
797 >    MPI_Allreduce( &myUse, &usesDipoles, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD );
798 > #endif //is_mpi
799 >    
800 >    double theEcr, theEst;
801    
802 <  simnfo->molMembershipArray = new int[tot_atoms];
802 >    if (globals->getUseRF() ) {
803 >      info[i].useReactionField = 1;
804 >      
805 >      if( !globals->haveECR() ){
806 >        sprintf( painCave.errMsg,
807 >                 "SimSetup Warning: using default value of 1/2 the smallest "
808 >                 "box length for the electrostaticCutoffRadius.\n"
809 >                 "I hope you have a very fast processor!\n");
810 >        painCave.isFatal = 0;
811 >        simError();
812 >        double smallest;
813 >        smallest = info[i].boxL[0];
814 >        if (info[i].boxL[1] <= smallest) smallest = info[i].boxL[1];
815 >        if (info[i].boxL[2] <= smallest) smallest = info[i].boxL[2];
816 >        theEcr = 0.5 * smallest;
817 >      } else {
818 >        theEcr = globals->getECR();
819 >      }
820 >      
821 >      if( !globals->haveEST() ){
822 >        sprintf( painCave.errMsg,
823 >                 "SimSetup Warning: using default value of 0.05 * the "
824 >                 "electrostaticCutoffRadius for the electrostaticSkinThickness\n"
825 >                 );
826 >        painCave.isFatal = 0;
827 >        simError();
828 >        theEst = 0.05 * theEcr;
829 >      } else {
830 >        theEst= globals->getEST();
831 >      }
832 >      
833 >      info[i].setEcr( theEcr, theEst );
834 >      
835 >      if(!globals->haveDielectric() ){
836 >        sprintf( painCave.errMsg,
837 >                 "SimSetup Error: You are trying to use Reaction Field without"
838 >                 "setting a dielectric constant!\n"
839 >                 );
840 >        painCave.isFatal = 1;
841 >        simError();
842 >      }
843 >      info[i].dielectric = globals->getDielectric();  
844 >    }
845 >    else {
846 >      if (usesDipoles) {
847 >        
848 >        if( !globals->haveECR() ){
849 >          sprintf( painCave.errMsg,
850 >                   "SimSetup Warning: using default value of 1/2 the smallest "
851 >                   "box length for the electrostaticCutoffRadius.\n"
852 >                   "I hope you have a very fast processor!\n");
853 >          painCave.isFatal = 0;
854 >          simError();
855 >          double smallest;
856 >          smallest = info[i].boxL[0];
857 >          if (info[i].boxL[1] <= smallest) smallest = info[i].boxL[1];
858 >          if (info[i].boxL[2] <= smallest) smallest = info[i].boxL[2];
859 >          theEcr = 0.5 * smallest;
860 >        } else {
861 >          theEcr = globals->getECR();
862 >        }
863 >        
864 >        if( !globals->haveEST() ){
865 >          sprintf( painCave.errMsg,
866 >                   "SimSetup Warning: using default value of 0.05 * the "
867 >                   "electrostaticCutoffRadius for the "
868 >                   "electrostaticSkinThickness\n"
869 >                   );
870 >          painCave.isFatal = 0;
871 >          simError();
872 >          theEst = 0.05 * theEcr;
873 >        } else {
874 >          theEst= globals->getEST();
875 >        }
876 >        
877 >        info[i].setEcr( theEcr, theEst );
878 >      }
879 >    }  
880 >  }
881  
882   #ifdef IS_MPI
883 +  strcpy( checkPointMsg, "post processing checks out" );
884 +  MPIcheckPoint();
885 + #endif // is_mpi
886  
887 <  // divide the molecules among processors here.
348 <  
349 <  mpiSim = new mpiSimulation( simnfo );
350 <  
351 <  globalIndex = mpiSim->divideLabor();
887 > }
888  
889 <  // set up the local variables
889 > void SimSetup::initSystemCoords( void ){
890 >  int i;
891    
892 <  int localMol, allMol;
356 <  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
892 >  char* inName;
893  
358  int* mol2proc = mpiSim->getMolToProcMap();
359  int* molCompType = mpiSim->getMolComponentType();
360  
361  allMol = 0;
362  localMol = 0;
363  local_atoms = 0;
364  local_bonds = 0;
365  local_bends = 0;
366  local_torsions = 0;
367  globalAtomIndex = 0;
894  
895 <
370 <  for( i=0; i<n_components; i++ ){
371 <
372 <    for( j=0; j<components_nmol[i]; j++ ){
373 <      
374 <      if( mol2proc[allMol] == worldRank ){
375 <        
376 <        local_atoms +=    comp_stamps[i]->getNAtoms();
377 <        local_bonds +=    comp_stamps[i]->getNBonds();
378 <        local_bends +=    comp_stamps[i]->getNBends();
379 <        local_torsions += comp_stamps[i]->getNTorsions();
380 <        localMol++;
381 <      }      
382 <      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
383 <        simnfo->molMembershipArray[globalAtomIndex] = allMol;
384 <        globalAtomIndex++;
385 <      }
386 <
387 <      allMol++;      
388 <    }
389 <  }
390 <  local_SRI = local_bonds + local_bends + local_torsions;
895 >  (info[0].getConfiguration())->createArrays( info[0].n_atoms );
896    
897 <  simnfo->n_atoms = mpiSim->getMyNlocal();  
897 >  for(i=0; i<info[0].n_atoms; i++) info[0].atoms[i]->setCoords();
898    
899 <  if( local_atoms != simnfo->n_atoms ){
899 >  if( globals->haveInitialConfig() ){
900 >    
901 >    InitializeFromFile* fileInit;
902 > #ifdef IS_MPI // is_mpi
903 >    if( worldRank == 0 ){
904 > #endif //is_mpi
905 >      inName = globals->getInitialConfig();
906 >      double* tempDouble = new double[1000000];
907 >      fileInit = new InitializeFromFile( inName );
908 > #ifdef IS_MPI
909 >    }else fileInit = new InitializeFromFile( NULL );
910 > #endif
911 >    fileInit->readInit( info ); // default velocities on
912 >    
913 >    delete fileInit;
914 >  }
915 >  else{
916 >    
917 > #ifdef IS_MPI
918 >    
919 >    // no init from bass
920 >    
921      sprintf( painCave.errMsg,
922 <             "SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
923 <             " localAtom (%d) are not equal.\n",
398 <             simnfo->n_atoms,
399 <             local_atoms );
400 <    painCave.isFatal = 1;
922 >             "Cannot intialize a parallel simulation without an initial configuration file.\n" );
923 >    painCave.isFatal;
924      simError();
925 +    
926 + #else
927 +    
928 +    initFromBass();
929 +    
930 +    
931 + #endif
932    }
403
404  simnfo->n_bonds = local_bonds;
405  simnfo->n_bends = local_bends;
406  simnfo->n_torsions = local_torsions;
407  simnfo->n_SRI = local_SRI;
408  simnfo->n_mol = localMol;
409
410  strcpy( checkPointMsg, "Passed nlocal consistency check." );
411  MPIcheckPoint();
933    
934 <  
934 > #ifdef IS_MPI
935 >  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
936 >  MPIcheckPoint();
937   #endif // is_mpi
938    
939 + }
940  
417  // create the atom and short range interaction arrays
941  
942 <  Atom::createArrays(simnfo->n_atoms);
420 <  the_atoms = new Atom*[simnfo->n_atoms];
421 <  the_molecules = new Molecule[simnfo->n_mol];
422 <  int molIndex;
423 <
424 <  // initialize the molecule's stampID's
425 <
426 < #ifdef IS_MPI
942 > void SimSetup::makeOutNames( void ){
943    
944 +  int k;
945  
429  molIndex = 0;
430  for(i=0; i<mpiSim->getTotNmol(); i++){
431    
432    if(mol2proc[i] == worldRank ){
433      the_molecules[molIndex].setStampID( molCompType[i] );
434      the_molecules[molIndex].setMyIndex( molIndex );
435      the_molecules[molIndex].setGlobalIndex( i );
436      molIndex++;
437    }
438  }
439
440 #else // is_mpi
946    
947 <  molIndex = 0;
948 <  globalAtomIndex = 0;
949 <  for(i=0; i<n_components; i++){
950 <    for(j=0; j<components_nmol[i]; j++ ){
951 <      the_molecules[molIndex].setStampID( i );
952 <      the_molecules[molIndex].setMyIndex( molIndex );
953 <      the_molecules[molIndex].setGlobalIndex( molIndex );
954 <      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
955 <        simnfo->molMembershipArray[globalAtomIndex] = molIndex;
956 <        globalAtomIndex++;
957 <      }
958 <      molIndex++;
947 >  for(k=0; k<nInfo; k++){
948 >
949 > #ifdef IS_MPI
950 >    if( worldRank == 0 ){
951 > #endif // is_mpi
952 >      
953 >      if( globals->haveFinalConfig() ){
954 >        strcpy( info[k].finalName, globals->getFinalConfig() );
955 >      }
956 >      else{
957 >        strcpy( info[k].finalName, inFileName );
958 >        char* endTest;
959 >        int nameLength = strlen( info[k].finalName );
960 >        endTest = &(info[k].finalName[nameLength - 5]);
961 >        if( !strcmp( endTest, ".bass" ) ){
962 >          strcpy( endTest, ".eor" );
963 >        }
964 >        else if( !strcmp( endTest, ".BASS" ) ){
965 >          strcpy( endTest, ".eor" );
966 >        }
967 >        else{
968 >          endTest = &(info[k].finalName[nameLength - 4]);
969 >          if( !strcmp( endTest, ".bss" ) ){
970 >            strcpy( endTest, ".eor" );
971 >          }
972 >          else if( !strcmp( endTest, ".mdl" ) ){
973 >            strcpy( endTest, ".eor" );
974 >          }
975 >          else{
976 >            strcat( info[k].finalName, ".eor" );
977 >          }
978 >        }
979 >      }
980 >      
981 >      // make the sample and status out names
982 >      
983 >      strcpy( info[k].sampleName, inFileName );
984 >      char* endTest;
985 >      int nameLength = strlen( info[k].sampleName );
986 >      endTest = &(info[k].sampleName[nameLength - 5]);
987 >      if( !strcmp( endTest, ".bass" ) ){
988 >        strcpy( endTest, ".dump" );
989 >      }
990 >      else if( !strcmp( endTest, ".BASS" ) ){
991 >        strcpy( endTest, ".dump" );
992 >      }
993 >      else{
994 >        endTest = &(info[k].sampleName[nameLength - 4]);
995 >        if( !strcmp( endTest, ".bss" ) ){
996 >          strcpy( endTest, ".dump" );
997 >        }
998 >        else if( !strcmp( endTest, ".mdl" ) ){
999 >          strcpy( endTest, ".dump" );
1000 >        }
1001 >        else{
1002 >          strcat( info[k].sampleName, ".dump" );
1003 >        }
1004 >      }
1005 >      
1006 >      strcpy( info[k].statusName, inFileName );
1007 >      nameLength = strlen( info[k].statusName );
1008 >      endTest = &(info[k].statusName[nameLength - 5]);
1009 >      if( !strcmp( endTest, ".bass" ) ){
1010 >        strcpy( endTest, ".stat" );
1011 >      }
1012 >      else if( !strcmp( endTest, ".BASS" ) ){
1013 >        strcpy( endTest, ".stat" );
1014 >      }
1015 >      else{
1016 >        endTest = &(info[k].statusName[nameLength - 4]);
1017 >        if( !strcmp( endTest, ".bss" ) ){
1018 >          strcpy( endTest, ".stat" );
1019 >        }
1020 >        else if( !strcmp( endTest, ".mdl" ) ){
1021 >          strcpy( endTest, ".stat" );
1022 >        }
1023 >        else{
1024 >          strcat( info[k].statusName, ".stat" );
1025 >        }
1026 >      }
1027 >      
1028 > #ifdef IS_MPI
1029      }
1030 + #endif // is_mpi
1031    }
1032 <    
1032 > }
1033  
458 #endif // is_mpi
1034  
1035 + void SimSetup::sysObjectsCreation( void ){
1036 +  
1037 +  int i,k;
1038 +  
1039 +  // create the forceField
1040  
1041 <  if( simnfo->n_SRI ){
462 <    
463 <    Exclude::createArray(simnfo->n_SRI);
464 <    the_excludes = new Exclude*[simnfo->n_SRI];
465 <    for( int ex=0; ex<simnfo->n_SRI; ex++) the_excludes[ex] = new Exclude(ex);
466 <    simnfo->globalExcludes = new int;
467 <    simnfo->n_exclude = simnfo->n_SRI;
468 <  }
469 <  else{
470 <    
471 <    Exclude::createArray( 1 );
472 <    the_excludes = new Exclude*;
473 <    the_excludes[0] = new Exclude(0);
474 <    the_excludes[0]->setPair( 0,0 );
475 <    simnfo->globalExcludes = new int;
476 <    simnfo->globalExcludes[0] = 0;
477 <    simnfo->n_exclude = 0;
478 <  }
1041 >  createFF();
1042  
1043 <  // set the arrays into the SimInfo object
1043 >  // extract componentList
1044  
1045 <  simnfo->atoms = the_atoms;
483 <  simnfo->molecules = the_molecules;
484 <  simnfo->nGlobalExcludes = 0;
485 <  simnfo->excludes = the_excludes;
1045 >  compList();
1046  
1047 +  // calc the number of atoms, bond, bends, and torsions
1048  
1049 <  // get some of the tricky things that may still be in the globals
1049 >  calcSysValues();
1050  
1051 <  double boxVector[3];
1052 <  if( the_globals->haveBox() ){
1053 <    boxVector[0] = the_globals->getBox();
1054 <    boxVector[1] = the_globals->getBox();
1055 <    boxVector[2] = the_globals->getBox();
1056 <    
1057 <    simnfo->setBox( boxVector );
1051 > #ifdef IS_MPI
1052 >  // divide the molecules among the processors
1053 >  
1054 >  mpiMolDivide();
1055 > #endif //is_mpi
1056 >  
1057 >  // create the atom and SRI arrays. Also initialize Molecule Stamp ID's
1058 >
1059 >  makeSysArrays();
1060 >
1061 >  // make and initialize the molecules (all but atomic coordinates)
1062 >
1063 >  makeMolecules();
1064 >  
1065 >  for(k=0; k<nInfo; k++){
1066 >    info[k].identArray = new int[info[k].n_atoms];
1067 >    for(i=0; i<info[k].n_atoms; i++){
1068 >      info[k].identArray[i] = info[k].atoms[i]->getIdent();
1069 >    }
1070    }
1071 <  else if( the_globals->haveDensity() ){
1071 > }
1072  
500    double vol;
501    vol = (double)tot_nmol / the_globals->getDensity();
502     boxVector[0] = pow( vol, ( 1.0 / 3.0 ) );
503     boxVector[1] = boxVector[0];
504     boxVector[2] = boxVector[0];
1073  
1074 <    simnfo->setBox( boxVector );
507 <  }
508 <  else{
509 <    if( !the_globals->haveBoxX() ){
510 <      sprintf( painCave.errMsg,
511 <               "SimSetup error, no periodic BoxX size given.\n" );
512 <      painCave.isFatal = 1;
513 <      simError();
514 <    }
515 <    boxVector[0] = the_globals->getBoxX();
1074 > void SimSetup::createFF( void ){
1075  
1076 <    if( !the_globals->haveBoxY() ){
518 <      sprintf( painCave.errMsg,
519 <               "SimSetup error, no periodic BoxY size given.\n" );
520 <      painCave.isFatal = 1;
521 <      simError();
522 <    }
523 <    boxVector[1] = the_globals->getBoxY();
1076 >  switch( ffCase ){
1077  
1078 <    if( !the_globals->haveBoxZ() ){
1079 <      sprintf( painCave.errMsg,
1080 <               "SimSetup error, no periodic BoxZ size given.\n" );
528 <      painCave.isFatal = 1;
529 <      simError();
530 <    }
531 <    boxVector[2] = the_globals->getBoxZ();
1078 >  case FF_DUFF:
1079 >    the_ff = new DUFF();
1080 >    break;
1081  
1082 <    simnfo->setBox( boxVector );
1082 >  case FF_LJ:
1083 >    the_ff = new LJFF();
1084 >    break;
1085 >
1086 >  case FF_EAM:
1087 >    the_ff = new EAM_FF();
1088 >    break;
1089 >
1090 >  default:
1091 >    sprintf( painCave.errMsg,
1092 >             "SimSetup Error. Unrecognized force field in case statement.\n");
1093 >    painCave.isFatal = 1;
1094 >    simError();
1095    }
1096  
1097   #ifdef IS_MPI
1098 <  strcpy( checkPointMsg, "Box size set up" );
1098 >  strcpy( checkPointMsg, "ForceField creation successful" );
1099    MPIcheckPoint();
1100   #endif // is_mpi
1101  
1102 + }
1103  
542  // initialize the arrays
1104  
1105 <  the_ff->setSimInfo( simnfo );
1105 > void SimSetup::compList( void ){
1106  
1107 <  makeMolecules();
1108 <  simnfo->identArray = new int[simnfo->n_atoms];
1109 <  for(i=0; i<simnfo->n_atoms; i++){
1110 <    simnfo->identArray[i] = the_atoms[i]->getIdent();
1111 <  }
1107 >  int i;
1108 >  char* id;
1109 >  LinkedMolStamp* headStamp = new LinkedMolStamp();
1110 >  LinkedMolStamp* currentStamp = NULL;
1111 >  comp_stamps = new MoleculeStamp*[n_components];
1112    
1113 <  if (the_globals->getUseRF() ) {
1114 <    simnfo->useReactionField = 1;
1113 >  // make an array of molecule stamps that match the components used.
1114 >  // also extract the used stamps out into a separate linked list
1115    
1116 <    if( !the_globals->haveECR() ){
1117 <      sprintf( painCave.errMsg,
1118 <               "SimSetup Warning: using default value of 1/2 the smallest "
1119 <               "box length for the electrostaticCutoffRadius.\n"
1120 <               "I hope you have a very fast processor!\n");
1121 <      painCave.isFatal = 0;
1122 <      simError();
562 <      double smallest;
563 <      smallest = simnfo->boxLx;
564 <      if (simnfo->boxLy <= smallest) smallest = simnfo->boxLy;
565 <      if (simnfo->boxLz <= smallest) smallest = simnfo->boxLz;
566 <      simnfo->ecr = 0.5 * smallest;
567 <    } else {
568 <      simnfo->ecr        = the_globals->getECR();
569 <    }
1116 >  for(i=0; i<nInfo; i++){
1117 >    info[i].nComponents = n_components;
1118 >    info[i].componentsNmol = components_nmol;
1119 >    info[i].compStamps = comp_stamps;
1120 >    info[i].headStamp = headStamp;
1121 >  }
1122 >  
1123  
1124 <    if( !the_globals->haveEST() ){
1125 <      sprintf( painCave.errMsg,
1126 <               "SimSetup Warning: using default value of 0.05 * the "
1127 <               "electrostaticCutoffRadius for the electrostaticSkinThickness\n"
575 <               );
576 <      painCave.isFatal = 0;
577 <      simError();
578 <      simnfo->est = 0.05 * simnfo->ecr;
579 <    } else {
580 <      simnfo->est        = the_globals->getEST();
581 <    }
1124 >  for( i=0; i<n_components; i++ ){
1125 >
1126 >    id = the_components[i]->getType();
1127 >    comp_stamps[i] = NULL;
1128      
1129 <    if(!the_globals->haveDielectric() ){
1130 <      sprintf( painCave.errMsg,
1131 <               "SimSetup Error: You are trying to use Reaction Field without"
1132 <               "setting a dielectric constant!\n"
587 <               );
588 <      painCave.isFatal = 1;
589 <      simError();
590 <    }
591 <    simnfo->dielectric = the_globals->getDielectric();  
592 <  } else {
593 <    if (usesDipoles) {
1129 >    // check to make sure the component isn't already in the list
1130 >
1131 >    comp_stamps[i] = headStamp->match( id );
1132 >    if( comp_stamps[i] == NULL ){
1133        
1134 <      if( !the_globals->haveECR() ){
596 <        sprintf( painCave.errMsg,
597 <                 "SimSetup Warning: using default value of 1/2 the smallest "
598 <                 "box length for the electrostaticCutoffRadius.\n"
599 <                 "I hope you have a very fast processor!\n");
600 <        painCave.isFatal = 0;
601 <        simError();
602 <        double smallest;
603 <        smallest = simnfo->boxLx;
604 <        if (simnfo->boxLy <= smallest) smallest = simnfo->boxLy;
605 <        if (simnfo->boxLz <= smallest) smallest = simnfo->boxLz;
606 <        simnfo->ecr = 0.5 * smallest;
607 <      } else {
608 <        simnfo->ecr        = the_globals->getECR();
609 <      }
1134 >      // extract the component from the list;
1135        
1136 <      if( !the_globals->haveEST() ){
1137 <        sprintf( painCave.errMsg,
1138 <                 "SimSetup Warning: using default value of 5%% of the "
1139 <                 "electrostaticCutoffRadius for the "
1140 <                 "electrostaticSkinThickness\n"
1141 <                 );
1142 <        painCave.isFatal = 0;
1143 <        simError();
619 <        simnfo->est = 0.05 * simnfo->ecr;
620 <      } else {
621 <        simnfo->est        = the_globals->getEST();
1136 >      currentStamp = stamps->extractMolStamp( id );
1137 >      if( currentStamp == NULL ){
1138 >        sprintf( painCave.errMsg,
1139 >                 "SimSetup error: Component \"%s\" was not found in the "
1140 >                 "list of declared molecules\n",
1141 >                 id );
1142 >        painCave.isFatal = 1;
1143 >        simError();
1144        }
1145 +      
1146 +      headStamp->add( currentStamp );
1147 +      comp_stamps[i] = headStamp->match( id );
1148      }
1149 <  }  
1149 >  }
1150  
1151   #ifdef IS_MPI
1152 <  strcpy( checkPointMsg, "electrostatic parameters check out" );
1152 >  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
1153    MPIcheckPoint();
1154   #endif // is_mpi
1155  
1156 < if( the_globals->haveInitialConfig() ){
1157 <
1158 <     InitializeFromFile* fileInit;
1159 < #ifdef IS_MPI // is_mpi
1160 <     if( worldRank == 0 ){
1161 < #endif //is_mpi
1162 <   fileInit = new InitializeFromFile( the_globals->getInitialConfig() );
1156 >
1157 > }
1158 >
1159 > void SimSetup::calcSysValues( void ){
1160 >  int i, j, k;
1161 >  
1162 >  int *molMembershipArray;
1163 >  
1164 >  tot_atoms = 0;
1165 >  tot_bonds = 0;
1166 >  tot_bends = 0;
1167 >  tot_torsions = 0;
1168 >  for( i=0; i<n_components; i++ ){
1169 >    
1170 >    tot_atoms +=    components_nmol[i] * comp_stamps[i]->getNAtoms();
1171 >    tot_bonds +=    components_nmol[i] * comp_stamps[i]->getNBonds();
1172 >    tot_bends +=    components_nmol[i] * comp_stamps[i]->getNBends();
1173 >    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
1174 >  }
1175 >  
1176 >  tot_SRI = tot_bonds + tot_bends + tot_torsions;
1177 >  molMembershipArray = new int[tot_atoms];
1178 >  
1179 >  for(i=0; i<nInfo; i++){
1180 >    info[i].n_atoms = tot_atoms;
1181 >    info[i].n_bonds = tot_bonds;
1182 >    info[i].n_bends = tot_bends;
1183 >    info[i].n_torsions = tot_torsions;
1184 >    info[i].n_SRI = tot_SRI;
1185 >    info[i].n_mol = tot_nmol;
1186 >    
1187 >    info[i].molMembershipArray = molMembershipArray;
1188 >  }
1189 > }
1190 >
1191   #ifdef IS_MPI
639     }else fileInit = new InitializeFromFile( NULL );
640 #endif
641   fileInit->read_xyz( simnfo ); // default velocities on
1192  
1193 <   delete fileInit;
1194 < }
1195 < else{
1193 > void SimSetup::mpiMolDivide( void ){
1194 >  
1195 >  int i, j, k;
1196 >  int localMol, allMol;
1197 >  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
1198  
1199 < #ifdef IS_MPI
1199 >  mpiSim = new mpiSimulation( info );
1200 >  
1201 >  globalIndex = mpiSim->divideLabor();
1202  
1203 <  // no init from bass
1203 >  // set up the local variables
1204    
1205 <  sprintf( painCave.errMsg,
1206 <           "Cannot intialize a parallel simulation without an initial configuration file.\n" );
653 <  painCave.isFatal;
654 <  simError();
1205 >  mol2proc = mpiSim->getMolToProcMap();
1206 >  molCompType = mpiSim->getMolComponentType();
1207    
1208 < #else
1208 >  allMol = 0;
1209 >  localMol = 0;
1210 >  local_atoms = 0;
1211 >  local_bonds = 0;
1212 >  local_bends = 0;
1213 >  local_torsions = 0;
1214 >  globalAtomIndex = 0;
1215  
658  initFromBass();
1216  
1217 +  for( i=0; i<n_components; i++ ){
1218  
1219 < #endif
1220 < }
1219 >    for( j=0; j<components_nmol[i]; j++ ){
1220 >      
1221 >      if( mol2proc[allMol] == worldRank ){
1222 >        
1223 >        local_atoms +=    comp_stamps[i]->getNAtoms();
1224 >        local_bonds +=    comp_stamps[i]->getNBonds();
1225 >        local_bends +=    comp_stamps[i]->getNBends();
1226 >        local_torsions += comp_stamps[i]->getNTorsions();
1227 >        localMol++;
1228 >      }      
1229 >      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
1230 >        info[0].molMembershipArray[globalAtomIndex] = allMol;
1231 >        globalAtomIndex++;
1232 >      }
1233  
1234 < #ifdef IS_MPI
1235 <  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
1234 >      allMol++;      
1235 >    }
1236 >  }
1237 >  local_SRI = local_bonds + local_bends + local_torsions;
1238 >  
1239 >  info[0].n_atoms = mpiSim->getMyNlocal();  
1240 >  
1241 >  if( local_atoms != info[0].n_atoms ){
1242 >    sprintf( painCave.errMsg,
1243 >             "SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
1244 >             " localAtom (%d) are not equal.\n",
1245 >             info[0].n_atoms,
1246 >             local_atoms );
1247 >    painCave.isFatal = 1;
1248 >    simError();
1249 >  }
1250 >
1251 >  info[0].n_bonds = local_bonds;
1252 >  info[0].n_bends = local_bends;
1253 >  info[0].n_torsions = local_torsions;
1254 >  info[0].n_SRI = local_SRI;
1255 >  info[0].n_mol = localMol;
1256 >
1257 >  strcpy( checkPointMsg, "Passed nlocal consistency check." );
1258    MPIcheckPoint();
1259 + }
1260 +
1261   #endif // is_mpi
1262  
1263  
1264 <  
1265 <
672 <  
1264 > void SimSetup::makeSysArrays( void ){
1265 >  int i, j, k, l;
1266  
1267 +  Atom** the_atoms;
1268 +  Molecule* the_molecules;
1269 +  Exclude** the_excludes;
1270 +
1271    
1272 +  for(l=0; l<nInfo; l++){
1273 +    
1274 +    // create the atom and short range interaction arrays
1275 +    
1276 +    the_atoms = new Atom*[info[l].n_atoms];
1277 +    the_molecules = new Molecule[info[l].n_mol];
1278 +    int molIndex;
1279 +
1280 +    // initialize the molecule's stampID's
1281 +    
1282   #ifdef IS_MPI
676  if( worldRank == 0 ){
677 #endif // is_mpi
1283      
679    if( the_globals->haveFinalConfig() ){
680      strcpy( simnfo->finalName, the_globals->getFinalConfig() );
681    }
682    else{
683      strcpy( simnfo->finalName, inFileName );
684      char* endTest;
685      int nameLength = strlen( simnfo->finalName );
686      endTest = &(simnfo->finalName[nameLength - 5]);
687      if( !strcmp( endTest, ".bass" ) ){
688        strcpy( endTest, ".eor" );
689      }
690      else if( !strcmp( endTest, ".BASS" ) ){
691        strcpy( endTest, ".eor" );
692      }
693      else{
694        endTest = &(simnfo->finalName[nameLength - 4]);
695        if( !strcmp( endTest, ".bss" ) ){
696          strcpy( endTest, ".eor" );
697        }
698        else if( !strcmp( endTest, ".mdl" ) ){
699          strcpy( endTest, ".eor" );
700        }
701        else{
702          strcat( simnfo->finalName, ".eor" );
703        }
704      }
705    }
1284      
1285 <    // make the sample and status out names
1285 >    molIndex = 0;
1286 >    for(i=0; i<mpiSim->getTotNmol(); i++){
1287      
1288 <    strcpy( simnfo->sampleName, inFileName );
1289 <    char* endTest;
1290 <    int nameLength = strlen( simnfo->sampleName );
1291 <    endTest = &(simnfo->sampleName[nameLength - 5]);
1292 <    if( !strcmp( endTest, ".bass" ) ){
714 <      strcpy( endTest, ".dump" );
715 <    }
716 <    else if( !strcmp( endTest, ".BASS" ) ){
717 <      strcpy( endTest, ".dump" );
718 <    }
719 <    else{
720 <      endTest = &(simnfo->sampleName[nameLength - 4]);
721 <      if( !strcmp( endTest, ".bss" ) ){
722 <        strcpy( endTest, ".dump" );
1288 >      if(mol2proc[i] == worldRank ){
1289 >        the_molecules[molIndex].setStampID( molCompType[i] );
1290 >        the_molecules[molIndex].setMyIndex( molIndex );
1291 >        the_molecules[molIndex].setGlobalIndex( i );
1292 >        molIndex++;
1293        }
724      else if( !strcmp( endTest, ".mdl" ) ){
725        strcpy( endTest, ".dump" );
726      }
727      else{
728        strcat( simnfo->sampleName, ".dump" );
729      }
1294      }
1295      
1296 <    strcpy( simnfo->statusName, inFileName );
1297 <    nameLength = strlen( simnfo->statusName );
1298 <    endTest = &(simnfo->statusName[nameLength - 5]);
1299 <    if( !strcmp( endTest, ".bass" ) ){
1300 <      strcpy( endTest, ".stat" );
1301 <    }
1302 <    else if( !strcmp( endTest, ".BASS" ) ){
1303 <      strcpy( endTest, ".stat" );
1304 <    }
1305 <    else{
1306 <      endTest = &(simnfo->statusName[nameLength - 4]);
1307 <      if( !strcmp( endTest, ".bss" ) ){
1308 <        strcpy( endTest, ".stat" );
1296 > #else // is_mpi
1297 >    
1298 >    molIndex = 0;
1299 >    globalAtomIndex = 0;
1300 >    for(i=0; i<n_components; i++){
1301 >      for(j=0; j<components_nmol[i]; j++ ){
1302 >        the_molecules[molIndex].setStampID( i );
1303 >        the_molecules[molIndex].setMyIndex( molIndex );
1304 >        the_molecules[molIndex].setGlobalIndex( molIndex );
1305 >        for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
1306 >          info[l].molMembershipArray[globalAtomIndex] = molIndex;
1307 >          globalAtomIndex++;
1308 >        }
1309 >        molIndex++;
1310        }
746      else if( !strcmp( endTest, ".mdl" ) ){
747        strcpy( endTest, ".stat" );
748      }
749      else{
750        strcat( simnfo->statusName, ".stat" );
751      }
1311      }
1312      
1313 < #ifdef IS_MPI
755 <  }
1313 >    
1314   #endif // is_mpi
757  
758  // set the status, sample, and themal kick times
759  
760  if( the_globals->haveSampleTime() ){
761    simnfo->sampleTime = the_globals->getSampleTime();
762    simnfo->statusTime = simnfo->sampleTime;
763    simnfo->thermalTime = simnfo->sampleTime;
764  }
765  else{
766    simnfo->sampleTime = the_globals->getRunTime();
767    simnfo->statusTime = simnfo->sampleTime;
768    simnfo->thermalTime = simnfo->sampleTime;
769  }
1315  
771  if( the_globals->haveStatusTime() ){
772    simnfo->statusTime = the_globals->getStatusTime();
773  }
1316  
1317 <  if( the_globals->haveThermalTime() ){
776 <    simnfo->thermalTime = the_globals->getThermalTime();
777 <  }
778 <
779 <  // check for the temperature set flag
780 <
781 <  if( the_globals->haveTempSet() ) simnfo->setTemp = the_globals->getTempSet();
782 <
783 <
784 <  // make the integrator
785 <  
786 <  
787 <  NVT*  myNVT = NULL;
788 <  NPTi* myNPTi = NULL;
789 <  NPTf* myNPTf = NULL;
790 <  NPTim* myNPTim = NULL;
791 <  NPTfm* myNPTfm = NULL;
792 <
793 <  switch( ensembleCase ){
794 <
795 <  case NVE_ENS:
796 <    new NVE( simnfo, the_ff );
797 <    break;
798 <
799 <  case NVT_ENS:
800 <    myNVT = new NVT( simnfo, the_ff );
801 <    myNVT->setTargetTemp(the_globals->getTargetTemp());
802 <
803 <    if (the_globals->haveTauThermostat())
804 <      myNVT->setTauThermostat(the_globals->getTauThermostat());
805 <
806 <    else {
807 <      sprintf( painCave.errMsg,
808 <               "SimSetup error: If you use the NVT\n"
809 <               "    ensemble, you must set tauThermostat.\n");
810 <      painCave.isFatal = 1;
811 <      simError();
812 <    }
813 <    break;
814 <
815 <  case NPTi_ENS:
816 <    myNPTi = new NPTi( simnfo, the_ff );
817 <    myNPTi->setTargetTemp( the_globals->getTargetTemp());
818 <
819 <    if (the_globals->haveTargetPressure())
820 <      myNPTi->setTargetPressure(the_globals->getTargetPressure());
821 <    else {
822 <      sprintf( painCave.errMsg,
823 <               "SimSetup error: If you use a constant pressure\n"
824 <               "    ensemble, you must set targetPressure in the BASS file.\n");
825 <      painCave.isFatal = 1;
826 <      simError();
827 <    }
1317 >    if( info[l].n_SRI ){
1318      
1319 <    if( the_globals->haveTauThermostat() )
1320 <      myNPTi->setTauThermostat( the_globals->getTauThermostat() );
1321 <    else{
1322 <      sprintf( painCave.errMsg,
1323 <               "SimSetup error: If you use an NPT\n"
1324 <               "    ensemble, you must set tauThermostat.\n");
1325 <      painCave.isFatal = 1;
836 <      simError();
1319 >      Exclude::createArray(info[l].n_SRI);
1320 >      the_excludes = new Exclude*[info[l].n_SRI];
1321 >      for( int ex=0; ex<info[l].n_SRI; ex++){
1322 >        the_excludes[ex] = new Exclude(ex);
1323 >      }
1324 >      info[l].globalExcludes = new int;
1325 >      info[l].n_exclude = info[l].n_SRI;
1326      }
838
839    if( the_globals->haveTauBarostat() )
840      myNPTi->setTauBarostat( the_globals->getTauBarostat() );
1327      else{
1328 <      sprintf( painCave.errMsg,
1329 <               "SimSetup error: If you use an NPT\n"
1330 <               "    ensemble, you must set tauBarostat.\n");
1331 <      painCave.isFatal = 1;
1332 <      simError();
1328 >    
1329 >      Exclude::createArray( 1 );
1330 >      the_excludes = new Exclude*;
1331 >      the_excludes[0] = new Exclude(0);
1332 >      the_excludes[0]->setPair( 0,0 );
1333 >      info[l].globalExcludes = new int;
1334 >      info[l].globalExcludes[0] = 0;
1335 >      info[l].n_exclude = 0;
1336      }
848    break;
1337  
1338 <  case NPTf_ENS:
851 <    myNPTf = new NPTf( simnfo, the_ff );
852 <    myNPTf->setTargetTemp( the_globals->getTargetTemp());
1338 >    // set the arrays into the SimInfo object
1339  
1340 <    if (the_globals->haveTargetPressure())
1341 <      myNPTf->setTargetPressure(the_globals->getTargetPressure());
1342 <    else {
1343 <      sprintf( painCave.errMsg,
858 <               "SimSetup error: If you use a constant pressure\n"
859 <               "    ensemble, you must set targetPressure in the BASS file.\n");
860 <      painCave.isFatal = 1;
861 <      simError();
862 <    }    
1340 >    info[l].atoms = the_atoms;
1341 >    info[l].molecules = the_molecules;
1342 >    info[l].nGlobalExcludes = 0;
1343 >    info[l].excludes = the_excludes;
1344  
1345 <    if( the_globals->haveTauThermostat() )
865 <      myNPTf->setTauThermostat( the_globals->getTauThermostat() );
866 <    else{
867 <      sprintf( painCave.errMsg,
868 <               "SimSetup error: If you use an NPT\n"
869 <               "    ensemble, you must set tauThermostat.\n");
870 <      painCave.isFatal = 1;
871 <      simError();
872 <    }
873 <
874 <    if( the_globals->haveTauBarostat() )
875 <      myNPTf->setTauBarostat( the_globals->getTauBarostat() );
876 <    else{
877 <      sprintf( painCave.errMsg,
878 <               "SimSetup error: If you use an NPT\n"
879 <               "    ensemble, you must set tauBarostat.\n");
880 <      painCave.isFatal = 1;
881 <      simError();
882 <    }
883 <    break;
1345 >    the_ff->setSimInfo( info );
1346      
1347 <  case NPTim_ENS:
1348 <    myNPTim = new NPTim( simnfo, the_ff );
887 <    myNPTim->setTargetTemp( the_globals->getTargetTemp());
1347 >  }
1348 > }
1349  
1350 <    if (the_globals->haveTargetPressure())
1351 <      myNPTim->setTargetPressure(the_globals->getTargetPressure());
1352 <    else {
1353 <      sprintf( painCave.errMsg,
1354 <               "SimSetup error: If you use a constant pressure\n"
1355 <               "    ensemble, you must set targetPressure in the BASS file.\n");
1356 <      painCave.isFatal = 1;
1357 <      simError();
1358 <    }
1350 > void SimSetup::makeIntegrator( void ){
1351 >
1352 >  int k;
1353 >
1354 >  NVT<RealIntegrator>*  myNVT = NULL;
1355 >  NPTi<RealIntegrator>* myNPTi = NULL;
1356 >  NPTf<RealIntegrator>* myNPTf = NULL;
1357 >  NPTim<RealIntegrator>* myNPTim = NULL;
1358 >  NPTfm<RealIntegrator>* myNPTfm = NULL;
1359 >        
1360 >  for(k=0; k<nInfo; k++){
1361      
1362 <    if( the_globals->haveTauThermostat() )
1363 <      myNPTim->setTauThermostat( the_globals->getTauThermostat() );
1364 <    else{
1365 <      sprintf( painCave.errMsg,
1366 <               "SimSetup error: If you use an NPT\n"
1367 <               "    ensemble, you must set tauThermostat.\n");
1368 <      painCave.isFatal = 1;
906 <      simError();
907 <    }
1362 >    switch( ensembleCase ){
1363 >      
1364 >    case NVE_ENS:
1365 >        if (globals->haveZconstraints()){
1366 >         setupZConstraint(info[k]);
1367 >           new ZConstraint<NVE<RealIntegrator> >( &(info[k]), the_ff );
1368 >        }
1369  
1370 <    if( the_globals->haveTauBarostat() )
1371 <      myNPTim->setTauBarostat( the_globals->getTauBarostat() );
1372 <    else{
1373 <      sprintf( painCave.errMsg,
1374 <               "SimSetup error: If you use an NPT\n"
1375 <               "    ensemble, you must set tauBarostat.\n");
1376 <      painCave.isFatal = 1;
1377 <      simError();
1378 <    }
1379 <    break;
1370 >        else
1371 >        new NVE<RealIntegrator>( &(info[k]), the_ff );
1372 >      break;
1373 >      
1374 >    case NVT_ENS:
1375 >        if (globals->haveZconstraints()){
1376 >         setupZConstraint(info[k]);
1377 >           myNVT = new ZConstraint<NVT<RealIntegrator> >( &(info[k]), the_ff );
1378 >        }
1379 >        else
1380 >        myNVT = new NVT<RealIntegrator>( &(info[k]), the_ff );
1381  
1382 <  case NPTfm_ENS:
1383 <    myNPTfm = new NPTfm( simnfo, the_ff );
1384 <    myNPTfm->setTargetTemp( the_globals->getTargetTemp());
1382 >      myNVT->setTargetTemp(globals->getTargetTemp());
1383 >      
1384 >      if (globals->haveTauThermostat())
1385 >        myNVT->setTauThermostat(globals->getTauThermostat());
1386 >      
1387 >      else {
1388 >        sprintf( painCave.errMsg,
1389 >                 "SimSetup error: If you use the NVT\n"
1390 >                 "    ensemble, you must set tauThermostat.\n");
1391 >        painCave.isFatal = 1;
1392 >        simError();
1393 >      }
1394 >      break;
1395 >      
1396 >    case NPTi_ENS:
1397 >        if (globals->haveZconstraints()){
1398 >         setupZConstraint(info[k]);
1399 >           myNPTi = new ZConstraint<NPTi<RealIntegrator> >( &(info[k]), the_ff );
1400 >        }
1401 >        else
1402 >        myNPTi = new NPTi<RealIntegrator>( &(info[k]), the_ff );
1403  
1404 <    if (the_globals->haveTargetPressure())
1405 <      myNPTfm->setTargetPressure(the_globals->getTargetPressure());
1406 <    else {
1404 >        myNPTi->setTargetTemp( globals->getTargetTemp() );
1405 >      
1406 >      if (globals->haveTargetPressure())
1407 >        myNPTi->setTargetPressure(globals->getTargetPressure());
1408 >      else {
1409 >        sprintf( painCave.errMsg,
1410 >                 "SimSetup error: If you use a constant pressure\n"
1411 >                 "    ensemble, you must set targetPressure in the BASS file.\n");
1412 >        painCave.isFatal = 1;
1413 >        simError();
1414 >      }
1415 >      
1416 >      if( globals->haveTauThermostat() )
1417 >        myNPTi->setTauThermostat( globals->getTauThermostat() );
1418 >      else{
1419 >        sprintf( painCave.errMsg,
1420 >                 "SimSetup error: If you use an NPT\n"
1421 >                 "    ensemble, you must set tauThermostat.\n");
1422 >        painCave.isFatal = 1;
1423 >        simError();
1424 >      }
1425 >      
1426 >      if( globals->haveTauBarostat() )
1427 >        myNPTi->setTauBarostat( globals->getTauBarostat() );
1428 >      else{
1429 >        sprintf( painCave.errMsg,
1430 >                 "SimSetup error: If you use an NPT\n"
1431 >                 "    ensemble, you must set tauBarostat.\n");
1432 >        painCave.isFatal = 1;
1433 >        simError();
1434 >      }
1435 >      break;
1436 >      
1437 >    case NPTf_ENS:
1438 >        if (globals->haveZconstraints()){
1439 >         setupZConstraint(info[k]);
1440 >           myNPTf = new ZConstraint<NPTf<RealIntegrator> >( &(info[k]), the_ff );
1441 >        }
1442 >        else
1443 >        myNPTf = new NPTf<RealIntegrator>( &(info[k]), the_ff );
1444 >
1445 >      myNPTf->setTargetTemp( globals->getTargetTemp());
1446 >      
1447 >      if (globals->haveTargetPressure())
1448 >        myNPTf->setTargetPressure(globals->getTargetPressure());
1449 >      else {
1450 >        sprintf( painCave.errMsg,
1451 >                 "SimSetup error: If you use a constant pressure\n"
1452 >                 "    ensemble, you must set targetPressure in the BASS file.\n");
1453 >        painCave.isFatal = 1;
1454 >        simError();
1455 >      }    
1456 >      
1457 >      if( globals->haveTauThermostat() )
1458 >        myNPTf->setTauThermostat( globals->getTauThermostat() );
1459 >      else{
1460 >        sprintf( painCave.errMsg,
1461 >                 "SimSetup error: If you use an NPT\n"
1462 >               "    ensemble, you must set tauThermostat.\n");
1463 >        painCave.isFatal = 1;
1464 >        simError();
1465 >      }
1466 >      
1467 >      if( globals->haveTauBarostat() )
1468 >        myNPTf->setTauBarostat( globals->getTauBarostat() );
1469 >      else{
1470 >        sprintf( painCave.errMsg,
1471 >                 "SimSetup error: If you use an NPT\n"
1472 >                 "    ensemble, you must set tauBarostat.\n");
1473 >        painCave.isFatal = 1;
1474 >        simError();
1475 >      }
1476 >      break;
1477 >      
1478 >    case NPTim_ENS:
1479 >        if (globals->haveZconstraints()){
1480 >         setupZConstraint(info[k]);
1481 >           myNPTim = new ZConstraint<NPTim<RealIntegrator> >( &(info[k]), the_ff );
1482 >        }
1483 >        else
1484 >        myNPTim = new NPTim<RealIntegrator>( &(info[k]), the_ff );
1485 >
1486 >        myNPTim->setTargetTemp( globals->getTargetTemp());
1487 >      
1488 >      if (globals->haveTargetPressure())
1489 >        myNPTim->setTargetPressure(globals->getTargetPressure());
1490 >      else {
1491 >        sprintf( painCave.errMsg,
1492 >                 "SimSetup error: If you use a constant pressure\n"
1493 >                 "    ensemble, you must set targetPressure in the BASS file.\n");
1494 >        painCave.isFatal = 1;
1495 >        simError();
1496 >      }
1497 >      
1498 >      if( globals->haveTauThermostat() )
1499 >        myNPTim->setTauThermostat( globals->getTauThermostat() );
1500 >      else{
1501 >        sprintf( painCave.errMsg,
1502 >                 "SimSetup error: If you use an NPT\n"
1503 >                 "    ensemble, you must set tauThermostat.\n");
1504 >        painCave.isFatal = 1;
1505 >        simError();
1506 >      }
1507 >      
1508 >      if( globals->haveTauBarostat() )
1509 >        myNPTim->setTauBarostat( globals->getTauBarostat() );
1510 >      else{
1511        sprintf( painCave.errMsg,
928               "SimSetup error: If you use a constant pressure\n"
929               "    ensemble, you must set targetPressure in the BASS file.\n");
930      painCave.isFatal = 1;
931      simError();
932    }
933    
934    if( the_globals->haveTauThermostat() )
935      myNPTfm->setTauThermostat( the_globals->getTauThermostat() );
936    else{
937      sprintf( painCave.errMsg,
1512                 "SimSetup error: If you use an NPT\n"
1513 <               "    ensemble, you must set tauThermostat.\n");
1513 >               "    ensemble, you must set tauBarostat.\n");
1514        painCave.isFatal = 1;
1515        simError();
1516 <    }
1516 >      }
1517 >      break;
1518 >      
1519 >    case NPTfm_ENS:
1520 >        if (globals->haveZconstraints()){
1521 >         setupZConstraint(info[k]);
1522 >           myNPTfm = new ZConstraint<NPTfm<RealIntegrator> >( &(info[k]), the_ff );
1523 >        }
1524 >        else
1525 >        myNPTfm = new NPTfm<RealIntegrator>( &(info[k]), the_ff );
1526  
1527 <    if( the_globals->haveTauBarostat() )
1528 <      myNPTfm->setTauBarostat( the_globals->getTauBarostat() );
1529 <    else{
1527 >        myNPTfm->setTargetTemp( globals->getTargetTemp());
1528 >      
1529 >      if (globals->haveTargetPressure())
1530 >        myNPTfm->setTargetPressure(globals->getTargetPressure());
1531 >      else {
1532 >        sprintf( painCave.errMsg,
1533 >                 "SimSetup error: If you use a constant pressure\n"
1534 >                 "    ensemble, you must set targetPressure in the BASS file.\n");
1535 >        painCave.isFatal = 1;
1536 >        simError();
1537 >      }
1538 >      
1539 >      if( globals->haveTauThermostat() )
1540 >        myNPTfm->setTauThermostat( globals->getTauThermostat() );
1541 >      else{
1542 >        sprintf( painCave.errMsg,
1543 >                 "SimSetup error: If you use an NPT\n"
1544 >                 "    ensemble, you must set tauThermostat.\n");
1545 >        painCave.isFatal = 1;
1546 >        simError();
1547 >      }
1548 >      
1549 >      if( globals->haveTauBarostat() )
1550 >        myNPTfm->setTauBarostat( globals->getTauBarostat() );
1551 >      else{
1552 >        sprintf( painCave.errMsg,
1553 >                 "SimSetup error: If you use an NPT\n"
1554 >                 "    ensemble, you must set tauBarostat.\n");
1555 >        painCave.isFatal = 1;
1556 >        simError();
1557 >      }
1558 >      break;
1559 >      
1560 >    default:
1561        sprintf( painCave.errMsg,
1562 <               "SimSetup error: If you use an NPT\n"
949 <               "    ensemble, you must set tauBarostat.\n");
1562 >               "SimSetup Error. Unrecognized ensemble in case statement.\n");
1563        painCave.isFatal = 1;
1564        simError();
1565      }
953    break;
954
955  default:
956    sprintf( painCave.errMsg,
957             "SimSetup Error. Unrecognized ensemble in case statement.\n");
958    painCave.isFatal = 1;
959    simError();
1566    }
1567 + }
1568  
1569 + void SimSetup::initFortran( void ){
1570  
1571 < #ifdef IS_MPI
964 <  mpiSim->mpiRefresh();
965 < #endif
966 <
967 <  // initialize the Fortran
968 <
969 <
970 <  simnfo->refreshSim();
1571 >  info[0].refreshSim();
1572    
1573 <  if( !strcmp( simnfo->mixingRule, "standard") ){
1573 >  if( !strcmp( info[0].mixingRule, "standard") ){
1574      the_ff->initForceField( LB_MIXING_RULE );
1575    }
1576 <  else if( !strcmp( simnfo->mixingRule, "explicit") ){
1576 >  else if( !strcmp( info[0].mixingRule, "explicit") ){
1577      the_ff->initForceField( EXPLICIT_MIXING_RULE );
1578    }
1579    else{
1580      sprintf( painCave.errMsg,
1581               "SimSetup Error: unknown mixing rule -> \"%s\"\n",
1582 <             simnfo->mixingRule );
1582 >             info[0].mixingRule );
1583      painCave.isFatal = 1;
1584      simError();
1585    }
# Line 989 | Line 1590 | void SimSetup::createSim( void ){
1590            "Successfully intialized the mixingRule for Fortran." );
1591    MPIcheckPoint();
1592   #endif // is_mpi
1593 +
1594   }
1595  
1596 + void SimSetup::setupZConstraint(SimInfo& theInfo)
1597 + {
1598 +    int nZConstraints;
1599 +    ZconStamp** zconStamp;
1600 +        
1601 +    if(globals->haveZconstraintTime()){  
1602 +      
1603 +      //add sample time of z-constraint  into SimInfo's property list                    
1604 +      DoubleData* zconsTimeProp = new DoubleData();
1605 +      zconsTimeProp->setID(ZCONSTIME_ID);
1606 +      zconsTimeProp->setData(globals->getZconsTime());
1607 +      theInfo.addProperty(zconsTimeProp);
1608 +    }
1609 +    else{
1610 +      sprintf( painCave.errMsg,
1611 +               "ZConstraint error: If you use an ZConstraint\n"
1612 +               " , you must set sample time.\n");
1613 +      painCave.isFatal = 1;
1614 +      simError();      
1615 +    }
1616  
1617 < void SimSetup::makeMolecules( void ){
1617 >    //push zconsTol into siminfo, if user does not specify
1618 >    //value for zconsTol, a default value will be used
1619 >    DoubleData* zconsTol = new DoubleData();
1620 >    zconsTol->setID(ZCONSTOL_ID);
1621 >    if(globals->haveZconsTol()){
1622 >      zconsTol->setData(globals->getZconsTol());
1623 >    }
1624 >         else{
1625 >                double defaultZConsTol = 0.01;
1626 >      sprintf( painCave.errMsg,
1627 >               "ZConstraint Waring: Tolerance for z-constraint methodl is not specified\n"
1628 >               " , default value %f is used.\n", defaultZConsTol);
1629 >      painCave.isFatal = 0;
1630 >      simError();      
1631  
1632 <  int i, j, exI, exJ, tempEx, stampID, atomOffset, excludeOffset;
1633 <  molInit info;
1634 <  DirectionalAtom* dAtom;
1000 <  LinkedAssign* extras;
1001 <  LinkedAssign* current_extra;
1002 <  AtomStamp* currentAtom;
1003 <  BondStamp* currentBond;
1004 <  BendStamp* currentBend;
1005 <  TorsionStamp* currentTorsion;
1632 >      zconsTol->setData(defaultZConsTol);
1633 >         }
1634 >    theInfo.addProperty(zconsTol);
1635  
1636 <  bond_pair* theBonds;
1637 <  bend_set* theBends;
1638 <  torsion_set* theTorsions;
1639 <
1640 <  
1641 <  //init the forceField paramters
1642 <
1643 <  the_ff->readParams();
1644 <
1645 <  
1646 <  // init the atoms
1647 <
1648 <  double ux, uy, uz, u, uSqr;
1649 <  
1650 <  atomOffset = 0;
1651 <  excludeOffset = 0;
1652 <  for(i=0; i<simnfo->n_mol; i++){
1636 >    //set Force Substraction Policy
1637 >    StringData* zconsForcePolicy =  new StringData();
1638 >    zconsForcePolicy->setID(ZCONSFORCEPOLICY_ID);
1639 >                
1640 >         if(globals->haveZconsForcePolicy()){
1641 >      zconsForcePolicy->setData(globals->getZconsForcePolicy());
1642 >         }      
1643 >         else{
1644 >       sprintf( painCave.errMsg,
1645 >               "ZConstraint Warning: User does not set force substraction policy, "
1646 >               "average force substraction policy is used\n");
1647 >       painCave.isFatal = 0;
1648 >       simError();
1649 >                 zconsForcePolicy->setData("BYNUMBER");
1650 >         }
1651 >        
1652 >         theInfo.addProperty(zconsForcePolicy);
1653 >        
1654 >    //Determine the name of ouput file and add it into SimInfo's property list
1655 >    //Be careful, do not use inFileName, since it is a pointer which
1656 >    //point to a string at master node, and slave nodes do not contain that string
1657      
1658 <    stampID = the_molecules[i].getStampID();
1026 <
1027 <    info.nAtoms    = comp_stamps[stampID]->getNAtoms();
1028 <    info.nBonds    = comp_stamps[stampID]->getNBonds();
1029 <    info.nBends    = comp_stamps[stampID]->getNBends();
1030 <    info.nTorsions = comp_stamps[stampID]->getNTorsions();
1031 <    info.nExcludes = info.nBonds + info.nBends + info.nTorsions;
1032 <
1033 <    info.myAtoms = &the_atoms[atomOffset];
1034 <    info.myExcludes = &the_excludes[excludeOffset];
1035 <    info.myBonds = new Bond*[info.nBonds];
1036 <    info.myBends = new Bend*[info.nBends];
1037 <    info.myTorsions = new Torsion*[info.nTorsions];
1038 <
1039 <    theBonds = new bond_pair[info.nBonds];
1040 <    theBends = new bend_set[info.nBends];
1041 <    theTorsions = new torsion_set[info.nTorsions];
1658 >    string zconsOutput(theInfo.finalName);
1659      
1660 <    // make the Atoms
1660 >    zconsOutput = zconsOutput.substr(0, zconsOutput.rfind(".")) + ".fz";
1661      
1662 <    for(j=0; j<info.nAtoms; j++){
1663 <      
1664 <      currentAtom = comp_stamps[stampID]->getAtom( j );
1665 <      if( currentAtom->haveOrientation() ){
1662 >    StringData* zconsFilename = new StringData();
1663 >    zconsFilename->setID(ZCONSFILENAME_ID);
1664 >    zconsFilename->setData(zconsOutput);
1665 >    
1666 >    theInfo.addProperty(zconsFilename);
1667 >                
1668 >    //setup index, pos and other parameters of z-constraint molecules
1669 >    nZConstraints = globals->getNzConstraints();
1670 >    theInfo.nZconstraints = nZConstraints;
1671          
1672 <        dAtom = new DirectionalAtom(j + atomOffset);
1673 <        simnfo->n_oriented++;
1674 <        info.myAtoms[j] = dAtom;
1675 <        
1676 <        ux = currentAtom->getOrntX();
1677 <        uy = currentAtom->getOrntY();
1678 <        uz = currentAtom->getOrntZ();
1679 <        
1680 <        uSqr = (ux * ux) + (uy * uy) + (uz * uz);
1681 <        
1682 <        u = sqrt( uSqr );
1683 <        ux = ux / u;
1684 <        uy = uy / u;
1063 <        uz = uz / u;
1064 <        
1065 <        dAtom->setSUx( ux );
1066 <        dAtom->setSUy( uy );
1067 <        dAtom->setSUz( uz );
1068 <      }
1069 <      else{
1070 <        info.myAtoms[j] = new GeneralAtom(j + atomOffset);
1071 <      }
1072 <      info.myAtoms[j]->setType( currentAtom->getType() );
1073 <    
1074 < #ifdef IS_MPI
1075 <      
1076 <      info.myAtoms[j]->setGlobalIndex( globalIndex[j+atomOffset] );
1077 <      
1078 < #endif // is_mpi
1079 <    }
1080 <    
1081 <    // make the bonds
1082 <    for(j=0; j<info.nBonds; j++){
1083 <      
1084 <      currentBond = comp_stamps[stampID]->getBond( j );
1085 <      theBonds[j].a = currentBond->getA() + atomOffset;
1086 <      theBonds[j].b = currentBond->getB() + atomOffset;
1087 <
1088 <      exI = theBonds[j].a;
1089 <      exJ = theBonds[j].b;
1090 <
1091 <      // exclude_I must always be the smaller of the pair
1092 <      if( exI > exJ ){
1093 <        tempEx = exI;
1094 <        exI = exJ;
1095 <        exJ = tempEx;
1096 <      }
1097 < #ifdef IS_MPI
1098 <      tempEx = exI;
1099 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
1100 <      tempEx = exJ;
1101 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
1102 <      
1103 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
1104 < #else  // isn't MPI
1105 <
1106 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
1107 < #endif  //is_mpi
1672 >    zconStamp = globals->getZconStamp();
1673 >    ZConsParaItem tempParaItem;
1674 >
1675 >    ZConsParaData* zconsParaData = new ZConsParaData();
1676 >    zconsParaData->setID(ZCONSPARADATA_ID);
1677 >  
1678 >    for(int i = 0; i < nZConstraints; i++){
1679 >    tempParaItem.havingZPos = zconStamp[i]->haveZpos();
1680 >    tempParaItem.zPos = zconStamp[i]->getZpos();
1681 >    tempParaItem.zconsIndex = zconStamp[i]->getMolIndex();
1682 >    tempParaItem.kRatio = zconStamp[i]->getKratio();
1683 >
1684 >    zconsParaData->addItem(tempParaItem);
1685      }
1109    excludeOffset += info.nBonds;
1686  
1687 <    //make the bends
1688 <    for(j=0; j<info.nBends; j++){
1113 <      
1114 <      currentBend = comp_stamps[stampID]->getBend( j );
1115 <      theBends[j].a = currentBend->getA() + atomOffset;
1116 <      theBends[j].b = currentBend->getB() + atomOffset;
1117 <      theBends[j].c = currentBend->getC() + atomOffset;
1118 <          
1119 <      if( currentBend->haveExtras() ){
1120 <            
1121 <        extras = currentBend->getExtras();
1122 <        current_extra = extras;
1123 <            
1124 <        while( current_extra != NULL ){
1125 <          if( !strcmp( current_extra->getlhs(), "ghostVectorSource" )){
1126 <                
1127 <            switch( current_extra->getType() ){
1128 <              
1129 <            case 0:
1130 <              theBends[j].ghost =
1131 <                current_extra->getInt() + atomOffset;
1132 <              theBends[j].isGhost = 1;
1133 <              break;
1134 <                  
1135 <            case 1:
1136 <              theBends[j].ghost =
1137 <                (int)current_extra->getDouble() + atomOffset;
1138 <              theBends[j].isGhost = 1;
1139 <              break;
1140 <              
1141 <            default:
1142 <              sprintf( painCave.errMsg,
1143 <                       "SimSetup Error: ghostVectorSource was neither a "
1144 <                       "double nor an int.\n"
1145 <                       "-->Bend[%d] in %s\n",
1146 <                       j, comp_stamps[stampID]->getID() );
1147 <              painCave.isFatal = 1;
1148 <              simError();
1149 <            }
1150 <          }
1151 <          
1152 <          else{
1153 <            
1154 <            sprintf( painCave.errMsg,
1155 <                     "SimSetup Error: unhandled bend assignment:\n"
1156 <                     "    -->%s in Bend[%d] in %s\n",
1157 <                     current_extra->getlhs(),
1158 <                     j, comp_stamps[stampID]->getID() );
1159 <            painCave.isFatal = 1;
1160 <            simError();
1161 <          }
1162 <          
1163 <          current_extra = current_extra->getNext();
1164 <        }
1165 <      }
1166 <          
1167 <      if( !theBends[j].isGhost ){
1168 <            
1169 <        exI = theBends[j].a;
1170 <        exJ = theBends[j].c;
1171 <      }
1172 <      else{
1687 >    //sort the parameters by index of molecules
1688 >    zconsParaData->sortByIndex();
1689          
1690 <        exI = theBends[j].a;
1691 <        exJ = theBends[j].b;
1176 <      }
1690 >    //push data into siminfo, therefore, we can retrieve later
1691 >    theInfo.addProperty(zconsParaData);
1692        
1178      // exclude_I must always be the smaller of the pair
1179      if( exI > exJ ){
1180        tempEx = exI;
1181        exI = exJ;
1182        exJ = tempEx;
1183      }
1184 #ifdef IS_MPI
1185      tempEx = exI;
1186      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
1187      tempEx = exJ;
1188      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
1189      
1190      the_excludes[j+excludeOffset]->setPair( exI, exJ );
1191 #else  // isn't MPI
1192      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
1193 #endif  //is_mpi
1194    }
1195    excludeOffset += info.nBends;
1196
1197    for(j=0; j<info.nTorsions; j++){
1198      
1199      currentTorsion = comp_stamps[stampID]->getTorsion( j );
1200      theTorsions[j].a = currentTorsion->getA() + atomOffset;
1201      theTorsions[j].b = currentTorsion->getB() + atomOffset;
1202      theTorsions[j].c = currentTorsion->getC() + atomOffset;
1203      theTorsions[j].d = currentTorsion->getD() + atomOffset;
1204      
1205      exI = theTorsions[j].a;
1206      exJ = theTorsions[j].d;
1207
1208      // exclude_I must always be the smaller of the pair
1209      if( exI > exJ ){
1210        tempEx = exI;
1211        exI = exJ;
1212        exJ = tempEx;
1213      }
1214 #ifdef IS_MPI
1215      tempEx = exI;
1216      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
1217      tempEx = exJ;
1218      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
1219      
1220      the_excludes[j+excludeOffset]->setPair( exI, exJ );
1221 #else  // isn't MPI
1222      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
1223 #endif  //is_mpi
1224    }
1225    excludeOffset += info.nTorsions;
1226
1227    
1228    // send the arrays off to the forceField for init.
1229
1230    the_ff->initializeAtoms( info.nAtoms, info.myAtoms );
1231    the_ff->initializeBonds( info.nBonds, info.myBonds, theBonds );
1232    the_ff->initializeBends( info.nBends, info.myBends, theBends );
1233    the_ff->initializeTorsions( info.nTorsions, info.myTorsions, theTorsions );
1234
1235
1236    the_molecules[i].initialize( info );
1237
1238
1239    atomOffset += info.nAtoms;
1240    delete[] theBonds;
1241    delete[] theBends;
1242    delete[] theTorsions;
1243  }
1244
1245 #ifdef IS_MPI
1246  sprintf( checkPointMsg, "all molecules initialized succesfully" );
1247  MPIcheckPoint();
1248 #endif // is_mpi
1249
1250  // clean up the forcefield
1251  the_ff->calcRcut();
1252  the_ff->cleanMe();
1253
1693   }
1255
1256 void SimSetup::initFromBass( void ){
1257
1258  int i, j, k;
1259  int n_cells;
1260  double cellx, celly, cellz;
1261  double temp1, temp2, temp3;
1262  int n_per_extra;
1263  int n_extra;
1264  int have_extra, done;
1265
1266  temp1 = (double)tot_nmol / 4.0;
1267  temp2 = pow( temp1, ( 1.0 / 3.0 ) );
1268  temp3 = ceil( temp2 );
1269
1270  have_extra =0;
1271  if( temp2 < temp3 ){ // we have a non-complete lattice
1272    have_extra =1;
1273
1274    n_cells = (int)temp3 - 1;
1275    cellx = simnfo->boxLx / temp3;
1276    celly = simnfo->boxLy / temp3;
1277    cellz = simnfo->boxLz / temp3;
1278    n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
1279    temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
1280    n_per_extra = (int)ceil( temp1 );
1281
1282    if( n_per_extra > 4){
1283      sprintf( painCave.errMsg,
1284               "SimSetup error. There has been an error in constructing"
1285               " the non-complete lattice.\n" );
1286      painCave.isFatal = 1;
1287      simError();
1288    }
1289  }
1290  else{
1291    n_cells = (int)temp3;
1292    cellx = simnfo->boxLx / temp3;
1293    celly = simnfo->boxLy / temp3;
1294    cellz = simnfo->boxLz / temp3;
1295  }
1296
1297  current_mol = 0;
1298  current_comp_mol = 0;
1299  current_comp = 0;
1300  current_atom_ndx = 0;
1301
1302  for( i=0; i < n_cells ; i++ ){
1303    for( j=0; j < n_cells; j++ ){
1304      for( k=0; k < n_cells; k++ ){
1305
1306        makeElement( i * cellx,
1307                     j * celly,
1308                     k * cellz );
1309
1310        makeElement( i * cellx + 0.5 * cellx,
1311                     j * celly + 0.5 * celly,
1312                     k * cellz );
1313
1314        makeElement( i * cellx,
1315                     j * celly + 0.5 * celly,
1316                     k * cellz + 0.5 * cellz );
1317
1318        makeElement( i * cellx + 0.5 * cellx,
1319                     j * celly,
1320                     k * cellz + 0.5 * cellz );
1321      }
1322    }
1323  }
1324
1325  if( have_extra ){
1326    done = 0;
1327
1328    int start_ndx;
1329    for( i=0; i < (n_cells+1) && !done; i++ ){
1330      for( j=0; j < (n_cells+1) && !done; j++ ){
1331
1332        if( i < n_cells ){
1333
1334          if( j < n_cells ){
1335            start_ndx = n_cells;
1336          }
1337          else start_ndx = 0;
1338        }
1339        else start_ndx = 0;
1340
1341        for( k=start_ndx; k < (n_cells+1) && !done; k++ ){
1342
1343          makeElement( i * cellx,
1344                       j * celly,
1345                       k * cellz );
1346          done = ( current_mol >= tot_nmol );
1347
1348          if( !done && n_per_extra > 1 ){
1349            makeElement( i * cellx + 0.5 * cellx,
1350                         j * celly + 0.5 * celly,
1351                         k * cellz );
1352            done = ( current_mol >= tot_nmol );
1353          }
1354
1355          if( !done && n_per_extra > 2){
1356            makeElement( i * cellx,
1357                         j * celly + 0.5 * celly,
1358                         k * cellz + 0.5 * cellz );
1359            done = ( current_mol >= tot_nmol );
1360          }
1361
1362          if( !done && n_per_extra > 3){
1363            makeElement( i * cellx + 0.5 * cellx,
1364                         j * celly,
1365                         k * cellz + 0.5 * cellz );
1366            done = ( current_mol >= tot_nmol );
1367          }
1368        }
1369      }
1370    }
1371  }
1372
1373
1374  for( i=0; i<simnfo->n_atoms; i++ ){
1375    simnfo->atoms[i]->set_vx( 0.0 );
1376    simnfo->atoms[i]->set_vy( 0.0 );
1377    simnfo->atoms[i]->set_vz( 0.0 );
1378  }
1379 }
1380
1381 void SimSetup::makeElement( double x, double y, double z ){
1382
1383  int k;
1384  AtomStamp* current_atom;
1385  DirectionalAtom* dAtom;
1386  double rotMat[3][3];
1387
1388  for( k=0; k<comp_stamps[current_comp]->getNAtoms(); k++ ){
1389
1390    current_atom = comp_stamps[current_comp]->getAtom( k );
1391    if( !current_atom->havePosition() ){
1392      sprintf( painCave.errMsg,
1393               "SimSetup:initFromBass error.\n"
1394               "\tComponent %s, atom %s does not have a position specified.\n"
1395               "\tThe initialization routine is unable to give a start"
1396               " position.\n",
1397               comp_stamps[current_comp]->getID(),
1398               current_atom->getType() );
1399      painCave.isFatal = 1;
1400      simError();
1401    }
1402
1403    the_atoms[current_atom_ndx]->setX( x + current_atom->getPosX() );
1404    the_atoms[current_atom_ndx]->setY( y + current_atom->getPosY() );
1405    the_atoms[current_atom_ndx]->setZ( z + current_atom->getPosZ() );
1406
1407    if( the_atoms[current_atom_ndx]->isDirectional() ){
1408
1409      dAtom = (DirectionalAtom *)the_atoms[current_atom_ndx];
1410
1411      rotMat[0][0] = 1.0;
1412      rotMat[0][1] = 0.0;
1413      rotMat[0][2] = 0.0;
1414
1415      rotMat[1][0] = 0.0;
1416      rotMat[1][1] = 1.0;
1417      rotMat[1][2] = 0.0;
1418
1419      rotMat[2][0] = 0.0;
1420      rotMat[2][1] = 0.0;
1421      rotMat[2][2] = 1.0;
1422
1423      dAtom->setA( rotMat );
1424    }
1425
1426    current_atom_ndx++;
1427  }
1428
1429  current_mol++;
1430  current_comp_mol++;
1431
1432  if( current_comp_mol >= components_nmol[current_comp] ){
1433
1434    current_comp_mol = 0;
1435    current_comp++;
1436  }
1437 }

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