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root/group/trunk/OOPSE/libmdtools/SimSetup.cpp
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Comparing trunk/OOPSE/libmdtools/SimSetup.cpp (file contents):
Revision 658 by tim, Thu Jul 31 15:35:07 2003 UTC vs.
Revision 1139 by gezelter, Wed Apr 28 22:06:29 2004 UTC

# Line 1 | Line 1
1   #include <algorithm>
2 < #include <cstdlib>
2 > #include <stdlib.h>
3   #include <iostream>
4 < #include <cmath>
4 > #include <math.h>
5   #include <string>
6 <
6 > #include <sprng.h>
7   #include "SimSetup.hpp"
8 + #include "ReadWrite.hpp"
9   #include "parse_me.h"
10   #include "Integrator.hpp"
11   #include "simError.h"
12 + #include "RigidBody.hpp"
13 + //#include "ConjugateMinimizer.hpp"
14 + #include "OOPSEMinimizer.hpp"
15  
16   #ifdef IS_MPI
17   #include "mpiBASS.h"
# Line 16 | Line 20
20  
21   // some defines for ensemble and Forcefield  cases
22  
23 < #define NVE_ENS   0
24 < #define NVT_ENS   1
25 < #define NPTi_ENS  2
26 < #define NPTf_ENS  3
27 < #define NPTim_ENS 4
24 < #define NPTfm_ENS 5
25 < #define NVEZCONS_ENS 6
23 > #define NVE_ENS        0
24 > #define NVT_ENS        1
25 > #define NPTi_ENS       2
26 > #define NPTf_ENS       3
27 > #define NPTxyz_ENS     4
28  
29  
30 < #define FF_DUFF 0
31 < #define FF_LJ   1
32 < #define FF_EAM  2
30 > #define FF_DUFF  0
31 > #define FF_LJ    1
32 > #define FF_EAM   2
33 > #define FF_H2O   3
34  
35   using namespace std;
36  
37 + /**
38 + * Check whether dividend is divisble by divisor or not
39 + */
40 + bool isDivisible(double dividend, double divisor){
41 +  double tolerance = 0.000001;
42 +  double quotient;
43 +  double diff;
44 +  int intQuotient;
45 +  
46 +  quotient = dividend / divisor;
47 +
48 +  if (quotient < 0)
49 +    quotient = -quotient;
50 +
51 +  intQuotient = int (quotient + tolerance);
52 +
53 +  diff = fabs(fabs(dividend) - intQuotient  * fabs(divisor));
54 +
55 +  if (diff <= tolerance)
56 +    return true;
57 +  else
58 +    return false;  
59 + }
60 +
61   SimSetup::SimSetup(){
62    
63 +  initSuspend = false;
64    isInfoArray = 0;
65    nInfo = 1;
66 <  
66 >
67    stamps = new MakeStamps();
68    globals = new Globals();
69 <  
70 <  
69 >
70 >
71   #ifdef IS_MPI
72 <  strcpy( checkPointMsg, "SimSetup creation successful" );
72 >  strcpy(checkPointMsg, "SimSetup creation successful");
73    MPIcheckPoint();
74   #endif // IS_MPI
75   }
# Line 51 | Line 79 | SimSetup::~SimSetup(){
79    delete globals;
80   }
81  
82 < void SimSetup::setSimInfo( SimInfo* the_info, int theNinfo ) {
83 <    info = the_info;
84 <    nInfo = theNinfo;
85 <    isInfoArray = 1;
86 <  }
82 > void SimSetup::setSimInfo(SimInfo* the_info, int theNinfo){
83 >  info = the_info;
84 >  nInfo = theNinfo;
85 >  isInfoArray = 1;
86 >  initSuspend = true;
87 > }
88  
89  
90 < void SimSetup::parseFile( char* fileName ){
62 <
90 > void SimSetup::parseFile(char* fileName){
91   #ifdef IS_MPI
92 <  if( worldRank == 0 ){
92 >  if (worldRank == 0){
93   #endif // is_mpi
94 <    
94 >
95      inFileName = fileName;
96 <    set_interface_stamps( stamps, globals );
97 <    
96 >    set_interface_stamps(stamps, globals);
97 >
98   #ifdef IS_MPI
99      mpiEventInit();
100   #endif
101  
102 <    yacc_BASS( fileName );
102 >    yacc_BASS(fileName);
103  
104   #ifdef IS_MPI
105      throwMPIEvent(NULL);
106    }
107 <  else receiveParse();
107 >  else{
108 >    receiveParse();
109 >  }
110   #endif
111  
112   }
113  
114   #ifdef IS_MPI
115   void SimSetup::receiveParse(void){
116 <
117 <    set_interface_stamps( stamps, globals );
118 <    mpiEventInit();
119 <    MPIcheckPoint();
90 <    mpiEventLoop();
91 <
116 >  set_interface_stamps(stamps, globals);
117 >  mpiEventInit();
118 >  MPIcheckPoint();
119 >  mpiEventLoop();
120   }
121  
122   #endif // is_mpi
123  
124 < void SimSetup::createSim( void ){
124 > void SimSetup::createSim(void){
125  
98  int i, j, k, globalAtomIndex;
99  
126    // gather all of the information from the Bass file
127 <  
127 >
128    gatherInfo();
129  
130    // creation of complex system objects
# Line 106 | Line 132 | void SimSetup::createSim( void ){
132    sysObjectsCreation();
133  
134    // check on the post processing info
135 <  
135 >
136    finalInfoCheck();
137  
138    // initialize the system coordinates
139  
140 <  initSystemCoords();
141 <  
140 >  if ( !initSuspend ){
141 >    initSystemCoords();
142  
143 +    if( !(globals->getUseInitTime()) )
144 +      info[0].currentTime = 0.0;
145 +  }  
146 +
147    // make the output filenames
148  
149    makeOutNames();
120  
121  // make the integrator
150    
123  makeIntegrator();
124  
151   #ifdef IS_MPI
152    mpiSim->mpiRefresh();
153   #endif
# Line 130 | Line 156 | void SimSetup::createSim( void ){
156  
157    initFortran();
158  
159 +  if (globals->haveMinimizer())
160 +    // make minimizer
161 +    makeMinimizer();
162 +  else
163 +    // make the integrator
164 +    makeIntegrator();
165  
134
166   }
167  
168  
169 < void SimSetup::makeMolecules( void ){
170 <
171 <  int i, j, exI, exJ, tempEx, stampID, atomOffset, excludeOffset;
169 > void SimSetup::makeMolecules(void){
170 >  int i, j, k;
171 >  int exI, exJ, exK, exL, slI, slJ;
172 >  int tempI, tempJ, tempK, tempL;
173 >  int molI;
174 >  int stampID, atomOffset, rbOffset;
175    molInit molInfo;
176    DirectionalAtom* dAtom;
177 +  RigidBody* myRB;
178 +  StuntDouble* mySD;
179    LinkedAssign* extras;
180    LinkedAssign* current_extra;
181    AtomStamp* currentAtom;
182    BondStamp* currentBond;
183    BendStamp* currentBend;
184    TorsionStamp* currentTorsion;
185 +  RigidBodyStamp* currentRigidBody;
186  
187    bond_pair* theBonds;
188    bend_set* theBends;
189    torsion_set* theTorsions;
190  
191 <  
191 >  set<int> skipList;
192 >
193 >  double phi, theta, psi;
194 >  char* molName;
195 >  char rbName[100];
196 >
197    //init the forceField paramters
198  
199    the_ff->readParams();
200  
159  
201    // init the atoms
202  
203 <  double ux, uy, uz, u, uSqr;
163 <  
164 <  atomOffset = 0;
165 <  excludeOffset = 0;
166 <  for(i=0; i<info->n_mol; i++){
167 <    
168 <    stampID = the_molecules[i].getStampID();
203 >  int nMembers, nNew, rb1, rb2;
204  
205 <    molInfo.nAtoms    = comp_stamps[stampID]->getNAtoms();
206 <    molInfo.nBonds    = comp_stamps[stampID]->getNBonds();
172 <    molInfo.nBends    = comp_stamps[stampID]->getNBends();
173 <    molInfo.nTorsions = comp_stamps[stampID]->getNTorsions();
174 <    molInfo.nExcludes = molInfo.nBonds + molInfo.nBends + molInfo.nTorsions;
205 >  for (k = 0; k < nInfo; k++){
206 >    the_ff->setSimInfo(&(info[k]));
207  
208 <    molInfo.myAtoms = &the_atoms[atomOffset];
177 <    molInfo.myExcludes = &the_excludes[excludeOffset];
178 <    molInfo.myBonds = new Bond*[molInfo.nBonds];
179 <    molInfo.myBends = new Bend*[molInfo.nBends];
180 <    molInfo.myTorsions = new Torsion*[molInfo.nTorsions];
208 >    atomOffset = 0;
209  
210 <    theBonds = new bond_pair[molInfo.nBonds];
211 <    theBends = new bend_set[molInfo.nBends];
212 <    theTorsions = new torsion_set[molInfo.nTorsions];
213 <    
214 <    // make the Atoms
215 <    
216 <    for(j=0; j<molInfo.nAtoms; j++){
210 >    for (i = 0; i < info[k].n_mol; i++){
211 >      stampID = info[k].molecules[i].getStampID();
212 >      molName = comp_stamps[stampID]->getID();
213 >
214 >      molInfo.nAtoms = comp_stamps[stampID]->getNAtoms();
215 >      molInfo.nBonds = comp_stamps[stampID]->getNBonds();
216 >      molInfo.nBends = comp_stamps[stampID]->getNBends();
217 >      molInfo.nTorsions = comp_stamps[stampID]->getNTorsions();
218 >      molInfo.nRigidBodies = comp_stamps[stampID]->getNRigidBodies();
219        
220 <      currentAtom = comp_stamps[stampID]->getAtom( j );
191 <      if( currentAtom->haveOrientation() ){
192 <        
193 <        dAtom = new DirectionalAtom(j + atomOffset);
194 <        info->n_oriented++;
195 <        molInfo.myAtoms[j] = dAtom;
196 <        
197 <        ux = currentAtom->getOrntX();
198 <        uy = currentAtom->getOrntY();
199 <        uz = currentAtom->getOrntZ();
200 <        
201 <        uSqr = (ux * ux) + (uy * uy) + (uz * uz);
202 <        
203 <        u = sqrt( uSqr );
204 <        ux = ux / u;
205 <        uy = uy / u;
206 <        uz = uz / u;
207 <        
208 <        dAtom->setSUx( ux );
209 <        dAtom->setSUy( uy );
210 <        dAtom->setSUz( uz );
211 <      }
212 <      else{
213 <        molInfo.myAtoms[j] = new GeneralAtom(j + atomOffset);
214 <      }
215 <      molInfo.myAtoms[j]->setType( currentAtom->getType() );
216 <    
217 < #ifdef IS_MPI
218 <      
219 <      molInfo.myAtoms[j]->setGlobalIndex( globalIndex[j+atomOffset] );
220 <      
221 < #endif // is_mpi
222 <    }
223 <    
224 <    // make the bonds
225 <    for(j=0; j<molInfo.nBonds; j++){
226 <      
227 <      currentBond = comp_stamps[stampID]->getBond( j );
228 <      theBonds[j].a = currentBond->getA() + atomOffset;
229 <      theBonds[j].b = currentBond->getB() + atomOffset;
220 >      molInfo.myAtoms = &(info[k].atoms[atomOffset]);
221  
222 <      exI = theBonds[j].a;
223 <      exJ = theBonds[j].b;
222 >      if (molInfo.nBonds > 0)
223 >        molInfo.myBonds = new (Bond *) [molInfo.nBonds];
224 >      else
225 >        molInfo.myBonds = NULL;
226  
227 <      // exclude_I must always be the smaller of the pair
228 <      if( exI > exJ ){
229 <        tempEx = exI;
230 <        exI = exJ;
238 <        exJ = tempEx;
239 <      }
240 < #ifdef IS_MPI
241 <      tempEx = exI;
242 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
243 <      tempEx = exJ;
244 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
245 <      
246 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
247 < #else  // isn't MPI
227 >      if (molInfo.nBends > 0)
228 >        molInfo.myBends = new (Bend *) [molInfo.nBends];
229 >      else
230 >        molInfo.myBends = NULL;
231  
232 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
233 < #endif  //is_mpi
234 <    }
235 <    excludeOffset += molInfo.nBonds;
232 >      if (molInfo.nTorsions > 0)
233 >        molInfo.myTorsions = new (Torsion *) [molInfo.nTorsions];
234 >      else
235 >        molInfo.myTorsions = NULL;
236  
237 <    //make the bends
238 <    for(j=0; j<molInfo.nBends; j++){
237 >      theBonds = new bond_pair[molInfo.nBonds];
238 >      theBends = new bend_set[molInfo.nBends];
239 >      theTorsions = new torsion_set[molInfo.nTorsions];
240        
241 <      currentBend = comp_stamps[stampID]->getBend( j );
242 <      theBends[j].a = currentBend->getA() + atomOffset;
243 <      theBends[j].b = currentBend->getB() + atomOffset;
244 <      theBends[j].c = currentBend->getC() + atomOffset;
245 <          
246 <      if( currentBend->haveExtras() ){
247 <            
248 <        extras = currentBend->getExtras();
249 <        current_extra = extras;
250 <            
251 <        while( current_extra != NULL ){
252 <          if( !strcmp( current_extra->getlhs(), "ghostVectorSource" )){
253 <                
254 <            switch( current_extra->getType() ){
255 <              
256 <            case 0:
257 <              theBends[j].ghost =
258 <                current_extra->getInt() + atomOffset;
259 <              theBends[j].isGhost = 1;
260 <              break;
261 <                  
262 <            case 1:
263 <              theBends[j].ghost =
264 <                (int)current_extra->getDouble() + atomOffset;
265 <              theBends[j].isGhost = 1;
266 <              break;
267 <              
268 <            default:
269 <              sprintf( painCave.errMsg,
270 <                       "SimSetup Error: ghostVectorSource was neither a "
271 <                       "double nor an int.\n"
272 <                       "-->Bend[%d] in %s\n",
273 <                       j, comp_stamps[stampID]->getID() );
274 <              painCave.isFatal = 1;
275 <              simError();
276 <            }
277 <          }
278 <          
279 <          else{
280 <            
281 <            sprintf( painCave.errMsg,
282 <                     "SimSetup Error: unhandled bend assignment:\n"
283 <                     "    -->%s in Bend[%d] in %s\n",
284 <                     current_extra->getlhs(),
285 <                     j, comp_stamps[stampID]->getID() );
286 <            painCave.isFatal = 1;
287 <            simError();
288 <          }
289 <          
290 <          current_extra = current_extra->getNext();
291 <        }
241 >      // make the Atoms
242 >
243 >      for (j = 0; j < molInfo.nAtoms; j++){
244 >        currentAtom = comp_stamps[stampID]->getAtom(j);
245 >
246 >        if (currentAtom->haveOrientation()){
247 >          dAtom = new DirectionalAtom((j + atomOffset),
248 >                                      info[k].getConfiguration());
249 >          info[k].n_oriented++;
250 >          molInfo.myAtoms[j] = dAtom;
251 >
252 >          // Directional Atoms have standard unit vectors which are oriented
253 >          // in space using the three Euler angles.  We assume the standard
254 >          // unit vector was originally along the z axis below.
255 >
256 >          phi = currentAtom->getEulerPhi() * M_PI / 180.0;
257 >          theta = currentAtom->getEulerTheta() * M_PI / 180.0;
258 >          psi = currentAtom->getEulerPsi()* M_PI / 180.0;
259 >
260 >          dAtom->setUnitFrameFromEuler(phi, theta, psi);
261 >            
262 >        }
263 >        else{
264 >
265 >          molInfo.myAtoms[j] = new Atom((j + atomOffset), info[k].getConfiguration());
266 >
267 >        }
268 >
269 >        molInfo.myAtoms[j]->setType(currentAtom->getType());
270 > #ifdef IS_MPI
271 >
272 >        molInfo.myAtoms[j]->setGlobalIndex(globalAtomIndex[j + atomOffset]);
273 >
274 > #endif // is_mpi
275 >      }
276 >
277 >      // make the bonds
278 >      for (j = 0; j < molInfo.nBonds; j++){
279 >        currentBond = comp_stamps[stampID]->getBond(j);
280 >        theBonds[j].a = currentBond->getA() + atomOffset;
281 >        theBonds[j].b = currentBond->getB() + atomOffset;
282 >
283 >        tempI = theBonds[j].a;
284 >        tempJ = theBonds[j].b;
285 >
286 > #ifdef IS_MPI
287 >        exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
288 >        exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
289 > #else
290 >        exI = tempI + 1;
291 >        exJ = tempJ + 1;
292 > #endif
293 >
294 >        info[k].excludes->addPair(exI, exJ);
295        }
296 <          
297 <      if( !theBends[j].isGhost ){
298 <            
299 <        exI = theBends[j].a;
300 <        exJ = theBends[j].c;
301 <      }
302 <      else{
303 <        
304 <        exI = theBends[j].a;
305 <        exJ = theBends[j].b;
306 <      }
307 <      
308 <      // exclude_I must always be the smaller of the pair
309 <      if( exI > exJ ){
310 <        tempEx = exI;
311 <        exI = exJ;
312 <        exJ = tempEx;
313 <      }
296 >
297 >      //make the bends
298 >      for (j = 0; j < molInfo.nBends; j++){
299 >        currentBend = comp_stamps[stampID]->getBend(j);
300 >        theBends[j].a = currentBend->getA() + atomOffset;
301 >        theBends[j].b = currentBend->getB() + atomOffset;
302 >        theBends[j].c = currentBend->getC() + atomOffset;
303 >
304 >        if (currentBend->haveExtras()){
305 >          extras = currentBend->getExtras();
306 >          current_extra = extras;
307 >
308 >          while (current_extra != NULL){
309 >            if (!strcmp(current_extra->getlhs(), "ghostVectorSource")){
310 >              switch (current_extra->getType()){
311 >                case 0:
312 >                  theBends[j].ghost = current_extra->getInt() + atomOffset;
313 >                  theBends[j].isGhost = 1;
314 >                  break;
315 >
316 >                case 1:
317 >                  theBends[j].ghost = (int) current_extra->getDouble() +
318 >                                      atomOffset;
319 >                  theBends[j].isGhost = 1;
320 >                  break;
321 >
322 >                default:
323 >                  sprintf(painCave.errMsg,
324 >                          "SimSetup Error: ghostVectorSource was neither a "
325 >                          "double nor an int.\n"
326 >                          "-->Bend[%d] in %s\n",
327 >                          j, comp_stamps[stampID]->getID());
328 >                  painCave.isFatal = 1;
329 >                  simError();
330 >              }
331 >            }
332 >            else{
333 >              sprintf(painCave.errMsg,
334 >                      "SimSetup Error: unhandled bend assignment:\n"
335 >                      "    -->%s in Bend[%d] in %s\n",
336 >                      current_extra->getlhs(), j, comp_stamps[stampID]->getID());
337 >              painCave.isFatal = 1;
338 >              simError();
339 >            }
340 >
341 >            current_extra = current_extra->getNext();
342 >          }
343 >        }
344 >
345 >        if (theBends[j].isGhost) {
346 >          
347 >          tempI = theBends[j].a;
348 >          tempJ = theBends[j].b;
349 >          
350   #ifdef IS_MPI
351 <      tempEx = exI;
352 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
353 <      tempEx = exJ;
354 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
355 <      
356 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
357 < #else  // isn't MPI
335 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
336 < #endif  //is_mpi
337 <    }
338 <    excludeOffset += molInfo.nBends;
351 >          exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
352 >          exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
353 > #else
354 >          exI = tempI + 1;
355 >          exJ = tempJ + 1;
356 > #endif          
357 >          info[k].excludes->addPair(exI, exJ);
358  
359 <    for(j=0; j<molInfo.nTorsions; j++){
341 <      
342 <      currentTorsion = comp_stamps[stampID]->getTorsion( j );
343 <      theTorsions[j].a = currentTorsion->getA() + atomOffset;
344 <      theTorsions[j].b = currentTorsion->getB() + atomOffset;
345 <      theTorsions[j].c = currentTorsion->getC() + atomOffset;
346 <      theTorsions[j].d = currentTorsion->getD() + atomOffset;
347 <      
348 <      exI = theTorsions[j].a;
349 <      exJ = theTorsions[j].d;
359 >        } else {
360  
361 <      // exclude_I must always be the smaller of the pair
362 <      if( exI > exJ ){
363 <        tempEx = exI;
364 <        exI = exJ;
365 <        exJ = tempEx;
361 >          tempI = theBends[j].a;
362 >          tempJ = theBends[j].b;
363 >          tempK = theBends[j].c;
364 >          
365 > #ifdef IS_MPI
366 >          exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
367 >          exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
368 >          exK = info[k].atoms[tempK]->getGlobalIndex() + 1;
369 > #else
370 >          exI = tempI + 1;
371 >          exJ = tempJ + 1;
372 >          exK = tempK + 1;
373 > #endif
374 >          
375 >          info[k].excludes->addPair(exI, exK);
376 >          info[k].excludes->addPair(exI, exJ);
377 >          info[k].excludes->addPair(exJ, exK);
378 >        }
379        }
380 +
381 +      for (j = 0; j < molInfo.nTorsions; j++){
382 +        currentTorsion = comp_stamps[stampID]->getTorsion(j);
383 +        theTorsions[j].a = currentTorsion->getA() + atomOffset;
384 +        theTorsions[j].b = currentTorsion->getB() + atomOffset;
385 +        theTorsions[j].c = currentTorsion->getC() + atomOffset;
386 +        theTorsions[j].d = currentTorsion->getD() + atomOffset;
387 +
388 +        tempI = theTorsions[j].a;      
389 +        tempJ = theTorsions[j].b;
390 +        tempK = theTorsions[j].c;
391 +        tempL = theTorsions[j].d;
392 +
393   #ifdef IS_MPI
394 <      tempEx = exI;
395 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
396 <      tempEx = exJ;
397 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
398 <      
399 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
400 < #else  // isn't MPI
401 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
402 < #endif  //is_mpi
403 <    }
368 <    excludeOffset += molInfo.nTorsions;
394 >        exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
395 >        exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
396 >        exK = info[k].atoms[tempK]->getGlobalIndex() + 1;
397 >        exL = info[k].atoms[tempL]->getGlobalIndex() + 1;
398 > #else
399 >        exI = tempI + 1;
400 >        exJ = tempJ + 1;
401 >        exK = tempK + 1;
402 >        exL = tempL + 1;
403 > #endif
404  
405 <    
406 <    // send the arrays off to the forceField for init.
405 >        info[k].excludes->addPair(exI, exJ);
406 >        info[k].excludes->addPair(exI, exK);
407 >        info[k].excludes->addPair(exI, exL);        
408 >        info[k].excludes->addPair(exJ, exK);
409 >        info[k].excludes->addPair(exJ, exL);
410 >        info[k].excludes->addPair(exK, exL);
411 >      }
412  
413 <    the_ff->initializeAtoms( molInfo.nAtoms, molInfo.myAtoms );
414 <    the_ff->initializeBonds( molInfo.nBonds, molInfo.myBonds, theBonds );
415 <    the_ff->initializeBends( molInfo.nBends, molInfo.myBends, theBends );
416 <    the_ff->initializeTorsions( molInfo.nTorsions, molInfo.myTorsions, theTorsions );
413 >      
414 >      molInfo.myRigidBodies.clear();
415 >      
416 >      for (j = 0; j < molInfo.nRigidBodies; j++){
417  
418 +        currentRigidBody = comp_stamps[stampID]->getRigidBody(j);
419 +        nMembers = currentRigidBody->getNMembers();
420  
421 <    the_molecules[i].initialize( molInfo );
421 >        // Create the Rigid Body:
422  
423 +        myRB = new RigidBody();
424  
425 <    atomOffset += molInfo.nAtoms;
426 <    delete[] theBonds;
427 <    delete[] theBends;
428 <    delete[] theTorsions;
425 >        sprintf(rbName,"%s_RB_%d", molName, j);
426 >        myRB->setType(rbName);
427 >        
428 >        for (rb1 = 0; rb1 < nMembers; rb1++) {
429 >
430 >          // molI is atom numbering inside this molecule
431 >          molI = currentRigidBody->getMember(rb1);    
432 >
433 >          // tempI is atom numbering on local processor
434 >          tempI = molI + atomOffset;
435 >
436 >          // currentAtom is the AtomStamp (which we need for
437 >          // rigid body reference positions)
438 >          currentAtom = comp_stamps[stampID]->getAtom(molI);
439 >
440 >          // When we add to the rigid body, add the atom itself and
441 >          // the stamp info:
442 >
443 >          myRB->addAtom(info[k].atoms[tempI], currentAtom);
444 >          
445 >          // Add this atom to the Skip List for the integrators
446 > #ifdef IS_MPI
447 >          slI = info[k].atoms[tempI]->getGlobalIndex();
448 > #else
449 >          slI = tempI;
450 > #endif
451 >          skipList.insert(slI);
452 >          
453 >        }
454 >        
455 >        for(rb1 = 0; rb1 < nMembers - 1; rb1++) {
456 >          for(rb2 = rb1+1; rb2 < nMembers; rb2++) {
457 >            
458 >            tempI = currentRigidBody->getMember(rb1);
459 >            tempJ = currentRigidBody->getMember(rb2);
460 >            
461 >            // Some explanation is required here.
462 >            // Fortran indexing starts at 1, while c indexing starts at 0
463 >            // Also, in parallel computations, the GlobalIndex is
464 >            // used for the exclude list:
465 >            
466 > #ifdef IS_MPI
467 >            exI = molInfo.myAtoms[tempI]->getGlobalIndex() + 1;
468 >            exJ = molInfo.myAtoms[tempJ]->getGlobalIndex() + 1;
469 > #else
470 >            exI = molInfo.myAtoms[tempI]->getIndex() + 1;
471 >            exJ = molInfo.myAtoms[tempJ]->getIndex() + 1;
472 > #endif
473 >            
474 >            info[k].excludes->addPair(exI, exJ);
475 >            
476 >          }
477 >        }
478 >
479 >        molInfo.myRigidBodies.push_back(myRB);
480 >        info[k].rigidBodies.push_back(myRB);
481 >      }
482 >      
483 >
484 >      // After this is all set up, scan through the atoms to
485 >      // see if they can be added to the integrableObjects:
486 >
487 >      molInfo.myIntegrableObjects.clear();
488 >      
489 >
490 >      for (j = 0; j < molInfo.nAtoms; j++){
491 >
492 > #ifdef IS_MPI
493 >        slJ = molInfo.myAtoms[j]->getGlobalIndex();
494 > #else
495 >        slJ = j+atomOffset;
496 > #endif
497 >
498 >        // if they aren't on the skip list, then they can be integrated
499 >
500 >        if (skipList.find(slJ) == skipList.end()) {
501 >          mySD = (StuntDouble *) molInfo.myAtoms[j];
502 >          info[k].integrableObjects.push_back(mySD);
503 >          molInfo.myIntegrableObjects.push_back(mySD);
504 >        }
505 >      }
506 >
507 >      // all rigid bodies are integrated:
508 >
509 >      for (j = 0; j < molInfo.nRigidBodies; j++) {
510 >        mySD = (StuntDouble *) molInfo.myRigidBodies[j];
511 >        info[k].integrableObjects.push_back(mySD);      
512 >        molInfo.myIntegrableObjects.push_back(mySD);
513 >      }
514 >    
515 >      
516 >      // send the arrays off to the forceField for init.
517 >      
518 >      the_ff->initializeAtoms(molInfo.nAtoms, molInfo.myAtoms);
519 >      the_ff->initializeBonds(molInfo.nBonds, molInfo.myBonds, theBonds);
520 >      the_ff->initializeBends(molInfo.nBends, molInfo.myBends, theBends);
521 >      the_ff->initializeTorsions(molInfo.nTorsions, molInfo.myTorsions,
522 >                                 theTorsions);
523 >
524 >      info[k].molecules[i].initialize(molInfo);
525 >
526 >
527 >      atomOffset += molInfo.nAtoms;
528 >      delete[] theBonds;
529 >      delete[] theBends;
530 >      delete[] theTorsions;
531 >    }    
532    }
533  
534   #ifdef IS_MPI
535 <  sprintf( checkPointMsg, "all molecules initialized succesfully" );
535 >  sprintf(checkPointMsg, "all molecules initialized succesfully");
536    MPIcheckPoint();
537   #endif // is_mpi
538  
539    // clean up the forcefield
394  the_ff->calcRcut();
395  the_ff->cleanMe();
540  
541 < }
541 >  if (!globals->haveLJrcut()){
542  
543 < void SimSetup::initFromBass( void ){
543 >    the_ff->calcRcut();
544  
545 +  } else {
546 +    
547 +    the_ff->setRcut( globals->getLJrcut() );
548 +  }
549 +
550 +  the_ff->cleanMe();
551 + }
552 +
553 + void SimSetup::initFromBass(void){
554    int i, j, k;
555    int n_cells;
556    double cellx, celly, cellz;
# Line 406 | Line 559 | void SimSetup::initFromBass( void ){
559    int n_extra;
560    int have_extra, done;
561  
562 <  temp1 = (double)tot_nmol / 4.0;
563 <  temp2 = pow( temp1, ( 1.0 / 3.0 ) );
564 <  temp3 = ceil( temp2 );
562 >  double vel[3];
563 >  vel[0] = 0.0;
564 >  vel[1] = 0.0;
565 >  vel[2] = 0.0;
566  
567 <  have_extra =0;
568 <  if( temp2 < temp3 ){ // we have a non-complete lattice
569 <    have_extra =1;
567 >  temp1 = (double) tot_nmol / 4.0;
568 >  temp2 = pow(temp1, (1.0 / 3.0));
569 >  temp3 = ceil(temp2);
570  
571 <    n_cells = (int)temp3 - 1;
572 <    cellx = info->boxL[0] / temp3;
573 <    celly = info->boxL[1] / temp3;
574 <    cellz = info->boxL[2] / temp3;
421 <    n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
422 <    temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
423 <    n_per_extra = (int)ceil( temp1 );
571 >  have_extra = 0;
572 >  if (temp2 < temp3){
573 >    // we have a non-complete lattice
574 >    have_extra = 1;
575  
576 <    if( n_per_extra > 4){
577 <      sprintf( painCave.errMsg,
578 <               "SimSetup error. There has been an error in constructing"
579 <               " the non-complete lattice.\n" );
576 >    n_cells = (int) temp3 - 1;
577 >    cellx = info[0].boxL[0] / temp3;
578 >    celly = info[0].boxL[1] / temp3;
579 >    cellz = info[0].boxL[2] / temp3;
580 >    n_extra = tot_nmol - (4 * n_cells * n_cells * n_cells);
581 >    temp1 = ((double) n_extra) / (pow(temp3, 3.0) - pow(n_cells, 3.0));
582 >    n_per_extra = (int) ceil(temp1);
583 >
584 >    if (n_per_extra > 4){
585 >      sprintf(painCave.errMsg,
586 >              "SimSetup error. There has been an error in constructing"
587 >              " the non-complete lattice.\n");
588        painCave.isFatal = 1;
589        simError();
590      }
591    }
592    else{
593 <    n_cells = (int)temp3;
594 <    cellx = info->boxL[0] / temp3;
595 <    celly = info->boxL[1] / temp3;
596 <    cellz = info->boxL[2] / temp3;
593 >    n_cells = (int) temp3;
594 >    cellx = info[0].boxL[0] / temp3;
595 >    celly = info[0].boxL[1] / temp3;
596 >    cellz = info[0].boxL[2] / temp3;
597    }
598  
599    current_mol = 0;
# Line 442 | Line 601 | void SimSetup::initFromBass( void ){
601    current_comp = 0;
602    current_atom_ndx = 0;
603  
604 <  for( i=0; i < n_cells ; i++ ){
605 <    for( j=0; j < n_cells; j++ ){
606 <      for( k=0; k < n_cells; k++ ){
604 >  for (i = 0; i < n_cells ; i++){
605 >    for (j = 0; j < n_cells; j++){
606 >      for (k = 0; k < n_cells; k++){
607 >        makeElement(i * cellx, j * celly, k * cellz);
608  
609 <        makeElement( i * cellx,
450 <                     j * celly,
451 <                     k * cellz );
609 >        makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly, k * cellz);
610  
611 <        makeElement( i * cellx + 0.5 * cellx,
454 <                     j * celly + 0.5 * celly,
455 <                     k * cellz );
611 >        makeElement(i * cellx, j * celly + 0.5 * celly, k * cellz + 0.5 * cellz);
612  
613 <        makeElement( i * cellx,
458 <                     j * celly + 0.5 * celly,
459 <                     k * cellz + 0.5 * cellz );
460 <
461 <        makeElement( i * cellx + 0.5 * cellx,
462 <                     j * celly,
463 <                     k * cellz + 0.5 * cellz );
613 >        makeElement(i * cellx + 0.5 * cellx, j * celly, k * cellz + 0.5 * cellz);
614        }
615      }
616    }
617  
618 <  if( have_extra ){
618 >  if (have_extra){
619      done = 0;
620  
621      int start_ndx;
622 <    for( i=0; i < (n_cells+1) && !done; i++ ){
623 <      for( j=0; j < (n_cells+1) && !done; j++ ){
622 >    for (i = 0; i < (n_cells + 1) && !done; i++){
623 >      for (j = 0; j < (n_cells + 1) && !done; j++){
624 >        if (i < n_cells){
625 >          if (j < n_cells){
626 >            start_ndx = n_cells;
627 >          }
628 >          else
629 >            start_ndx = 0;
630 >        }
631 >        else
632 >          start_ndx = 0;
633  
634 <        if( i < n_cells ){
634 >        for (k = start_ndx; k < (n_cells + 1) && !done; k++){
635 >          makeElement(i * cellx, j * celly, k * cellz);
636 >          done = (current_mol >= tot_nmol);
637  
638 <          if( j < n_cells ){
639 <            start_ndx = n_cells;
640 <          }
641 <          else start_ndx = 0;
642 <        }
482 <        else start_ndx = 0;
638 >          if (!done && n_per_extra > 1){
639 >            makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly,
640 >                        k * cellz);
641 >            done = (current_mol >= tot_nmol);
642 >          }
643  
644 <        for( k=start_ndx; k < (n_cells+1) && !done; k++ ){
644 >          if (!done && n_per_extra > 2){
645 >            makeElement(i * cellx, j * celly + 0.5 * celly,
646 >                        k * cellz + 0.5 * cellz);
647 >            done = (current_mol >= tot_nmol);
648 >          }
649  
650 <          makeElement( i * cellx,
651 <                       j * celly,
652 <                       k * cellz );
653 <          done = ( current_mol >= tot_nmol );
654 <
655 <          if( !done && n_per_extra > 1 ){
492 <            makeElement( i * cellx + 0.5 * cellx,
493 <                         j * celly + 0.5 * celly,
494 <                         k * cellz );
495 <            done = ( current_mol >= tot_nmol );
496 <          }
497 <
498 <          if( !done && n_per_extra > 2){
499 <            makeElement( i * cellx,
500 <                         j * celly + 0.5 * celly,
501 <                         k * cellz + 0.5 * cellz );
502 <            done = ( current_mol >= tot_nmol );
503 <          }
504 <
505 <          if( !done && n_per_extra > 3){
506 <            makeElement( i * cellx + 0.5 * cellx,
507 <                         j * celly,
508 <                         k * cellz + 0.5 * cellz );
509 <            done = ( current_mol >= tot_nmol );
510 <          }
511 <        }
650 >          if (!done && n_per_extra > 3){
651 >            makeElement(i * cellx + 0.5 * cellx, j * celly,
652 >                        k * cellz + 0.5 * cellz);
653 >            done = (current_mol >= tot_nmol);
654 >          }
655 >        }
656        }
657      }
658    }
659  
660 <
661 <  for( i=0; i<info->n_atoms; i++ ){
518 <    info->atoms[i]->set_vx( 0.0 );
519 <    info->atoms[i]->set_vy( 0.0 );
520 <    info->atoms[i]->set_vz( 0.0 );
660 >  for (i = 0; i < info[0].n_atoms; i++){
661 >    info[0].atoms[i]->setVel(vel);
662    }
663   }
664  
665 < void SimSetup::makeElement( double x, double y, double z ){
525 <
665 > void SimSetup::makeElement(double x, double y, double z){
666    int k;
667    AtomStamp* current_atom;
668    DirectionalAtom* dAtom;
669    double rotMat[3][3];
670 +  double pos[3];
671  
672 <  for( k=0; k<comp_stamps[current_comp]->getNAtoms(); k++ ){
673 <
674 <    current_atom = comp_stamps[current_comp]->getAtom( k );
675 <    if( !current_atom->havePosition() ){
676 <      sprintf( painCave.errMsg,
677 <               "SimSetup:initFromBass error.\n"
678 <               "\tComponent %s, atom %s does not have a position specified.\n"
679 <               "\tThe initialization routine is unable to give a start"
680 <               " position.\n",
540 <               comp_stamps[current_comp]->getID(),
541 <               current_atom->getType() );
672 >  for (k = 0; k < comp_stamps[current_comp]->getNAtoms(); k++){
673 >    current_atom = comp_stamps[current_comp]->getAtom(k);
674 >    if (!current_atom->havePosition()){
675 >      sprintf(painCave.errMsg,
676 >              "SimSetup:initFromBass error.\n"
677 >              "\tComponent %s, atom %s does not have a position specified.\n"
678 >              "\tThe initialization routine is unable to give a start"
679 >              " position.\n",
680 >              comp_stamps[current_comp]->getID(), current_atom->getType());
681        painCave.isFatal = 1;
682        simError();
683      }
684  
685 <    the_atoms[current_atom_ndx]->setX( x + current_atom->getPosX() );
686 <    the_atoms[current_atom_ndx]->setY( y + current_atom->getPosY() );
687 <    the_atoms[current_atom_ndx]->setZ( z + current_atom->getPosZ() );
685 >    pos[0] = x + current_atom->getPosX();
686 >    pos[1] = y + current_atom->getPosY();
687 >    pos[2] = z + current_atom->getPosZ();
688  
689 <    if( the_atoms[current_atom_ndx]->isDirectional() ){
689 >    info[0].atoms[current_atom_ndx]->setPos(pos);
690  
691 <      dAtom = (DirectionalAtom *)the_atoms[current_atom_ndx];
691 >    if (info[0].atoms[current_atom_ndx]->isDirectional()){
692 >      dAtom = (DirectionalAtom *) info[0].atoms[current_atom_ndx];
693  
694        rotMat[0][0] = 1.0;
695        rotMat[0][1] = 0.0;
# Line 563 | Line 703 | void SimSetup::makeElement( double x, double y, double
703        rotMat[2][1] = 0.0;
704        rotMat[2][2] = 1.0;
705  
706 <      dAtom->setA( rotMat );
706 >      dAtom->setA(rotMat);
707      }
708  
709      current_atom_ndx++;
# Line 572 | Line 712 | void SimSetup::makeElement( double x, double y, double
712    current_mol++;
713    current_comp_mol++;
714  
715 <  if( current_comp_mol >= components_nmol[current_comp] ){
576 <
715 >  if (current_comp_mol >= components_nmol[current_comp]){
716      current_comp_mol = 0;
717      current_comp++;
718    }
719   }
720  
721  
722 < void SimSetup::gatherInfo( void ){
723 <  int i,j,k;
722 > void SimSetup::gatherInfo(void){
723 >  int i;
724  
725    ensembleCase = -1;
726    ffCase = -1;
727  
589  // get the stamps and globals;
590  stamps = stamps;
591  globals = globals;
592
728    // set the easy ones first
729 <  info->target_temp = globals->getTargetTemp();
730 <  info->dt = globals->getDt();
731 <  info->run_time = globals->getRunTime();
729 >
730 >  for (i = 0; i < nInfo; i++){
731 >    info[i].target_temp = globals->getTargetTemp();
732 >    info[i].dt = globals->getDt();
733 >    info[i].run_time = globals->getRunTime();
734 >  }
735    n_components = globals->getNComponents();
736  
737  
738    // get the forceField
739  
740 <  strcpy( force_field, globals->getForceField() );
740 >  strcpy(force_field, globals->getForceField());
741  
742 <  if( !strcasecmp( force_field, "DUFF" )) ffCase = FF_DUFF;
743 <  else if( !strcasecmp( force_field, "LJ" )) ffCase = FF_LJ;
744 <  else if( !strcasecmp( force_field, "EAM" )) ffCase = FF_EAM;
742 >  if (!strcasecmp(force_field, "DUFF")){
743 >    ffCase = FF_DUFF;
744 >  }
745 >  else if (!strcasecmp(force_field, "LJ")){
746 >    ffCase = FF_LJ;
747 >  }
748 >  else if (!strcasecmp(force_field, "EAM")){
749 >    ffCase = FF_EAM;
750 >  }
751 >  else if (!strcasecmp(force_field, "WATER")){
752 >    ffCase = FF_H2O;
753 >  }
754    else{
755 <    sprintf( painCave.errMsg,
756 <             "SimSetup Error. Unrecognized force field -> %s\n",
757 <             force_field );
758 <    painCave.isFatal = 1;
612 <    simError();
755 >    sprintf(painCave.errMsg, "SimSetup Error. Unrecognized force field -> %s\n",
756 >            force_field);
757 >         painCave.isFatal = 1;
758 >         simError();
759    }
760  
761 <  // get the ensemble
761 >    // get the ensemble
762  
763 <  strcpy( ensemble, globals->getEnsemble() );
763 >  strcpy(ensemble, globals->getEnsemble());
764  
765 <  if( !strcasecmp( ensemble, "NVE" ))      ensembleCase = NVE_ENS;
766 <  else if( !strcasecmp( ensemble, "NVT" )) ensembleCase = NVT_ENS;
767 <  else if( !strcasecmp( ensemble, "NPTi" ) || !strcasecmp( ensemble, "NPT") )
765 >  if (!strcasecmp(ensemble, "NVE")){
766 >    ensembleCase = NVE_ENS;
767 >  }
768 >  else if (!strcasecmp(ensemble, "NVT")){
769 >    ensembleCase = NVT_ENS;
770 >  }
771 >  else if (!strcasecmp(ensemble, "NPTi") || !strcasecmp(ensemble, "NPT")){
772      ensembleCase = NPTi_ENS;
773 <  else if( !strcasecmp( ensemble, "NPTf" )) ensembleCase = NPTf_ENS;
774 <  else if( !strcasecmp( ensemble, "NPTim" )) ensembleCase = NPTim_ENS;
775 <  else if( !strcasecmp( ensemble, "NPTfm" )) ensembleCase = NPTfm_ENS;
776 <  else if( !strcasecmp( ensemble, "NVEZCONS")) ensembleCase = NVEZCONS_ENS;
773 >  }
774 >  else if (!strcasecmp(ensemble, "NPTf")){
775 >    ensembleCase = NPTf_ENS;
776 >  }
777 >  else if (!strcasecmp(ensemble, "NPTxyz")){
778 >    ensembleCase = NPTxyz_ENS;
779 >  }
780    else{
781 <    sprintf( painCave.errMsg,
782 <             "SimSetup Warning. Unrecognized Ensemble -> %s, "
783 <             "reverting to NVE for this simulation.\n",
784 <             ensemble );
785 <    painCave.isFatal = 0;
786 <    simError();
787 <    strcpy( ensemble, "NVE" );
788 <    ensembleCase = NVE_ENS;
781 >    sprintf(painCave.errMsg,
782 >            "SimSetup Warning. Unrecognized Ensemble -> %s \n"
783 >            "\treverting to NVE for this simulation.\n",
784 >            ensemble);
785 >         painCave.isFatal = 0;
786 >         simError();
787 >         strcpy(ensemble, "NVE");
788 >         ensembleCase = NVE_ENS;
789    }  
637  strcpy( info->ensemble, ensemble );
790  
791 <  // get the mixing rule
791 >  for (i = 0; i < nInfo; i++){
792 >    strcpy(info[i].ensemble, ensemble);
793  
794 <  strcpy( info->mixingRule, globals->getMixingRule() );
795 <  info->usePBC = globals->getPBC();
796 <        
797 <  
794 >    // get the mixing rule
795 >
796 >    strcpy(info[i].mixingRule, globals->getMixingRule());
797 >    info[i].usePBC = globals->getPBC();
798 >  }
799 >
800    // get the components and calculate the tot_nMol and indvidual n_mol
801 <
801 >
802    the_components = globals->getComponents();
803    components_nmol = new int[n_components];
804  
805  
806 <  if( !globals->haveNMol() ){
806 >  if (!globals->haveNMol()){
807      // we don't have the total number of molecules, so we assume it is
808      // given in each component
809  
810      tot_nmol = 0;
811 <    for( i=0; i<n_components; i++ ){
812 <
813 <      if( !the_components[i]->haveNMol() ){
814 <        // we have a problem
815 <        sprintf( painCave.errMsg,
816 <                 "SimSetup Error. No global NMol or component NMol"
817 <                 " given. Cannot calculate the number of atoms.\n" );
818 <        painCave.isFatal = 1;
664 <        simError();
811 >    for (i = 0; i < n_components; i++){
812 >      if (!the_components[i]->haveNMol()){
813 >        // we have a problem
814 >        sprintf(painCave.errMsg,
815 >                "SimSetup Error. No global NMol or component NMol given.\n"
816 >                "\tCannot calculate the number of atoms.\n");
817 >        painCave.isFatal = 1;
818 >        simError();
819        }
820  
821        tot_nmol += the_components[i]->getNMol();
# Line 669 | Line 823 | void SimSetup::gatherInfo( void ){
823      }
824    }
825    else{
826 <    sprintf( painCave.errMsg,
827 <             "SimSetup error.\n"
828 <             "\tSorry, the ability to specify total"
829 <             " nMols and then give molfractions in the components\n"
830 <             "\tis not currently supported."
831 <             " Please give nMol in the components.\n" );
826 >    sprintf(painCave.errMsg,
827 >            "SimSetup error.\n"
828 >            "\tSorry, the ability to specify total"
829 >            " nMols and then give molfractions in the components\n"
830 >            "\tis not currently supported."
831 >            " Please give nMol in the components.\n");
832      painCave.isFatal = 1;
833      simError();
834    }
835  
836 <  // set the status, sample, and thermal kick times
837 <  
838 <  if( globals->haveSampleTime() ){
839 <    info->sampleTime = globals->getSampleTime();
840 <    info->statusTime = info->sampleTime;
841 <    info->thermalTime = info->sampleTime;
836 >  //check whether sample time, status time, thermal time and reset time are divisble by dt
837 >  if (globals->haveSampleTime() && !isDivisible(globals->getSampleTime(), globals->getDt())){
838 >    sprintf(painCave.errMsg,
839 >            "Sample time is not divisible by dt.\n"
840 >            "\tThis will result in samples that are not uniformly\n"
841 >            "\tdistributed in time.  If this is a problem, change\n"
842 >            "\tyour sampleTime variable.\n");
843 >    painCave.isFatal = 0;
844 >    simError();    
845    }
689  else{
690    info->sampleTime = globals->getRunTime();
691    info->statusTime = info->sampleTime;
692    info->thermalTime = info->sampleTime;
693  }
846  
847 <  if( globals->haveStatusTime() ){
848 <    info->statusTime = globals->getStatusTime();
847 >  if (globals->haveStatusTime() && !isDivisible(globals->getStatusTime(), globals->getDt())){
848 >    sprintf(painCave.errMsg,
849 >            "Status time is not divisible by dt.\n"
850 >            "\tThis will result in status reports that are not uniformly\n"
851 >            "\tdistributed in time.  If this is a problem, change \n"
852 >            "\tyour statusTime variable.\n");
853 >    painCave.isFatal = 0;
854 >    simError();    
855    }
856  
857 <  if( globals->haveThermalTime() ){
858 <    info->thermalTime = globals->getThermalTime();
859 <  }
857 >  if (globals->haveThermalTime() && !isDivisible(globals->getThermalTime(), globals->getDt())){
858 >    sprintf(painCave.errMsg,
859 >            "Thermal time is not divisible by dt.\n"
860 >            "\tThis will result in thermalizations that are not uniformly\n"
861 >            "\tdistributed in time.  If this is a problem, change \n"
862 >            "\tyour thermalTime variable.\n");
863 >    painCave.isFatal = 0;
864 >    simError();    
865 >  }  
866  
867 <  // check for the temperature set flag
868 <
869 <  if( globals->haveTempSet() ) info->setTemp = globals->getTempSet();
867 >  if (globals->haveResetTime() && !isDivisible(globals->getResetTime(), globals->getDt())){
868 >    sprintf(painCave.errMsg,
869 >            "Reset time is not divisible by dt.\n"
870 >            "\tThis will result in integrator resets that are not uniformly\n"
871 >            "\tdistributed in time.  If this is a problem, change\n"
872 >            "\tyour resetTime variable.\n");
873 >    painCave.isFatal = 0;
874 >    simError();    
875 >  }
876  
877 <  // get some of the tricky things that may still be in the globals
877 >  // set the status, sample, and thermal kick times
878  
879 <  double boxVector[3];
880 <  if( globals->haveBox() ){
881 <    boxVector[0] = globals->getBox();
882 <    boxVector[1] = globals->getBox();
883 <    boxVector[2] = globals->getBox();
884 <    
885 <    info->setBox( boxVector );
886 <  }
887 <  else if( globals->haveDensity() ){
879 >  for (i = 0; i < nInfo; i++){
880 >    if (globals->haveSampleTime()){
881 >      info[i].sampleTime = globals->getSampleTime();
882 >      info[i].statusTime = info[i].sampleTime;
883 >    }
884 >    else{
885 >      info[i].sampleTime = globals->getRunTime();
886 >      info[i].statusTime = info[i].sampleTime;
887 >    }
888  
889 <    double vol;
890 <    vol = (double)tot_nmol / globals->getDensity();
721 <     boxVector[0] = pow( vol, ( 1.0 / 3.0 ) );
722 <     boxVector[1] = boxVector[0];
723 <     boxVector[2] = boxVector[0];
724 <
725 <    info->setBox( boxVector );
726 <  }
727 <  else{
728 <    if( !globals->haveBoxX() ){
729 <      sprintf( painCave.errMsg,
730 <               "SimSetup error, no periodic BoxX size given.\n" );
731 <      painCave.isFatal = 1;
732 <      simError();
889 >    if (globals->haveStatusTime()){
890 >      info[i].statusTime = globals->getStatusTime();
891      }
734    boxVector[0] = globals->getBoxX();
892  
893 <    if( !globals->haveBoxY() ){
894 <      sprintf( painCave.errMsg,
895 <               "SimSetup error, no periodic BoxY size given.\n" );
896 <      painCave.isFatal = 1;
740 <      simError();
893 >    if (globals->haveThermalTime()){
894 >      info[i].thermalTime = globals->getThermalTime();
895 >    } else {
896 >      info[i].thermalTime = globals->getRunTime();
897      }
742    boxVector[1] = globals->getBoxY();
898  
899 <    if( !globals->haveBoxZ() ){
900 <      sprintf( painCave.errMsg,
901 <               "SimSetup error, no periodic BoxZ size given.\n" );
902 <      painCave.isFatal = 1;
748 <      simError();
899 >    info[i].resetIntegrator = 0;
900 >    if( globals->haveResetTime() ){
901 >      info[i].resetTime = globals->getResetTime();
902 >      info[i].resetIntegrator = 1;
903      }
750    boxVector[2] = globals->getBoxZ();
904  
905 <    info->setBox( boxVector );
905 >    // check for the temperature set flag
906 >    
907 >    if (globals->haveTempSet())
908 >      info[i].setTemp = globals->getTempSet();
909 >
910 >    // check for the extended State init
911 >
912 >    info[i].useInitXSstate = globals->getUseInitXSstate();
913 >    info[i].orthoTolerance = globals->getOrthoBoxTolerance();
914 >    info[i].useMolecularCutoffs = globals->getUseMolecularCutoffs();
915 >
916 >    
917    }
918 +  
919 +  //setup seed for random number generator
920 +  int seedValue;
921  
922 +  if (globals->haveSeed()){
923 +    seedValue = globals->getSeed();
924  
925 +    if(seedValue / 1E9 == 0){
926 +      sprintf(painCave.errMsg,
927 +              "Seed for sprng library should contain at least 9 digits\n"
928 +              "OOPSE will generate a seed for user\n");
929 +      painCave.isFatal = 0;
930 +      simError();
931 +
932 +      //using seed generated by system instead of invalid seed set by user
933 + #ifndef IS_MPI
934 +      seedValue = make_sprng_seed();
935 + #else
936 +      if (worldRank == 0){
937 +        seedValue = make_sprng_seed();
938 +      }
939 +      MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
940 + #endif      
941 +    }
942 +  }//end of if branch of globals->haveSeed()
943 +  else{
944      
945 + #ifndef IS_MPI
946 +    seedValue = make_sprng_seed();
947 + #else
948 +    if (worldRank == 0){
949 +      seedValue = make_sprng_seed();
950 +    }
951 +    MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
952 + #endif
953 +  }//end of globals->haveSeed()
954 +
955 +  for (int i = 0; i < nInfo; i++){
956 +    info[i].setSeed(seedValue);
957 +  }
958 +  
959   #ifdef IS_MPI
960 <  strcpy( checkPointMsg, "Succesfully gathered all information from Bass\n" );
960 >  strcpy(checkPointMsg, "Successfully gathered all information from Bass\n");
961    MPIcheckPoint();
962   #endif // is_mpi
761
963   }
964  
965  
966 < void SimSetup::finalInfoCheck( void ){
966 > void SimSetup::finalInfoCheck(void){
967    int index;
968    int usesDipoles;
969 <  
969 >  int usesCharges;
970 >  int i;
971  
972 <  // check electrostatic parameters
973 <  
974 <  index = 0;
975 <  usesDipoles = 0;
976 <  while( (index < info->n_atoms) && !usesDipoles ){
977 <    usesDipoles = ((info->atoms)[index])->hasDipole();
978 <    index++;
979 <  }
980 <  
972 >  for (i = 0; i < nInfo; i++){
973 >    // check electrostatic parameters
974 >
975 >    index = 0;
976 >    usesDipoles = 0;
977 >    while ((index < info[i].n_atoms) && !usesDipoles){
978 >      usesDipoles = (info[i].atoms[index])->hasDipole();
979 >      index++;
980 >    }
981 >    index = 0;
982 >    usesCharges = 0;
983 >    while ((index < info[i].n_atoms) && !usesCharges){
984 >      usesCharges= (info[i].atoms[index])->hasCharge();
985 >      index++;
986 >    }
987   #ifdef IS_MPI
988 <  int myUse = usesDipoles;
989 <  MPI_Allreduce( &myUse, &usesDipoles, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD );
988 >    int myUse = usesDipoles;
989 >    MPI_Allreduce(&myUse, &usesDipoles, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
990   #endif //is_mpi
991  
992 <  double theEcr, theEst;
992 >    double theEcr, theEst;
993  
994 <  if (globals->getUseRF() ) {
995 <    info->useReactionField = 1;
788 <    
789 <    if( !globals->haveECR() ){
790 <      sprintf( painCave.errMsg,
791 <               "SimSetup Warning: using default value of 1/2 the smallest "
792 <               "box length for the electrostaticCutoffRadius.\n"
793 <               "I hope you have a very fast processor!\n");
794 <      painCave.isFatal = 0;
795 <      simError();
796 <      double smallest;
797 <      smallest = info->boxL[0];
798 <      if (info->boxL[1] <= smallest) smallest = info->boxL[1];
799 <      if (info->boxL[2] <= smallest) smallest = info->boxL[2];
800 <      theEcr = 0.5 * smallest;
801 <    } else {
802 <      theEcr = globals->getECR();
803 <    }
994 >    if (globals->getUseRF()){
995 >      info[i].useReactionField = 1;
996  
997 <    if( !globals->haveEST() ){
998 <      sprintf( painCave.errMsg,
999 <               "SimSetup Warning: using default value of 0.05 * the "
1000 <               "electrostaticCutoffRadius for the electrostaticSkinThickness\n"
1001 <               );
1002 <      painCave.isFatal = 0;
1003 <      simError();
1004 <      theEst = 0.05 * theEcr;
1005 <    } else {
1006 <      theEst= globals->getEST();
1007 <    }
997 >      if (!globals->haveECR()){
998 >        sprintf(painCave.errMsg,
999 >                "SimSetup Warning: No value was set for electrostaticCutoffRadius.\n"
1000 >                "\tOOPSE will use a default value of 15.0 angstroms"
1001 >                "\tfor the electrostaticCutoffRadius.\n");
1002 >        painCave.isFatal = 0;
1003 >        simError();
1004 >        theEcr = 15.0;
1005 >      }
1006 >      else{
1007 >        theEcr = globals->getECR();
1008 >      }
1009  
1010 <    info->setEcr( theEcr, theEst );
1011 <    
1012 <    if(!globals->haveDielectric() ){
1013 <      sprintf( painCave.errMsg,
1014 <               "SimSetup Error: You are trying to use Reaction Field without"
1015 <               "setting a dielectric constant!\n"
1016 <               );
1017 <      painCave.isFatal = 1;
1018 <      simError();
826 <    }
827 <    info->dielectric = globals->getDielectric();  
828 <  }
829 <  else {
830 <    if (usesDipoles) {
831 <      
832 <      if( !globals->haveECR() ){
833 <        sprintf( painCave.errMsg,
834 <                 "SimSetup Warning: using default value of 1/2 the smallest "
835 <                 "box length for the electrostaticCutoffRadius.\n"
836 <                 "I hope you have a very fast processor!\n");
837 <        painCave.isFatal = 0;
838 <        simError();
839 <        double smallest;
840 <        smallest = info->boxL[0];
841 <        if (info->boxL[1] <= smallest) smallest = info->boxL[1];
842 <        if (info->boxL[2] <= smallest) smallest = info->boxL[2];
843 <        theEcr = 0.5 * smallest;
844 <      } else {
845 <        theEcr = globals->getECR();
1010 >      if (!globals->haveEST()){
1011 >        sprintf(painCave.errMsg,
1012 >                "SimSetup Warning: No value was set for electrostaticSkinThickness.\n"
1013 >                "\tOOPSE will use a default value of\n"
1014 >                "\t0.05 * electrostaticCutoffRadius\n"
1015 >                "\tfor the electrostaticSkinThickness\n");
1016 >        painCave.isFatal = 0;
1017 >        simError();
1018 >        theEst = 0.05 * theEcr;
1019        }
1020 <      
1021 <      if( !globals->haveEST() ){
849 <        sprintf( painCave.errMsg,
850 <                 "SimSetup Warning: using default value of 0.05 * the "
851 <                 "electrostaticCutoffRadius for the "
852 <                 "electrostaticSkinThickness\n"
853 <                 );
854 <        painCave.isFatal = 0;
855 <        simError();
856 <        theEst = 0.05 * theEcr;
857 <      } else {
858 <        theEst= globals->getEST();
1020 >      else{
1021 >        theEst = globals->getEST();
1022        }
1023  
1024 <      info->setEcr( theEcr, theEst );
862 <    }
863 <  }  
1024 >      info[i].setDefaultEcr(theEcr, theEst);
1025  
1026 +      if (!globals->haveDielectric()){
1027 +        sprintf(painCave.errMsg,
1028 +                "SimSetup Error: No Dielectric constant was set.\n"
1029 +                "\tYou are trying to use Reaction Field without"
1030 +                "\tsetting a dielectric constant!\n");
1031 +        painCave.isFatal = 1;
1032 +        simError();
1033 +      }
1034 +      info[i].dielectric = globals->getDielectric();
1035 +    }
1036 +    else{
1037 +      if (usesDipoles || usesCharges){
1038 +        if (!globals->haveECR()){
1039 +          sprintf(painCave.errMsg,
1040 +                  "SimSetup Warning: No value was set for electrostaticCutoffRadius.\n"
1041 +                  "\tOOPSE will use a default value of 15.0 angstroms"
1042 +                  "\tfor the electrostaticCutoffRadius.\n");
1043 +          painCave.isFatal = 0;
1044 +          simError();
1045 +          theEcr = 15.0;
1046 +        }
1047 +        else{
1048 +          theEcr = globals->getECR();
1049 +        }
1050 +        
1051 +        if (!globals->haveEST()){
1052 +          sprintf(painCave.errMsg,
1053 +                  "SimSetup Warning: No value was set for electrostaticSkinThickness.\n"
1054 +                  "\tOOPSE will use a default value of\n"
1055 +                  "\t0.05 * electrostaticCutoffRadius\n"
1056 +                  "\tfor the electrostaticSkinThickness\n");
1057 +          painCave.isFatal = 0;
1058 +          simError();
1059 +          theEst = 0.05 * theEcr;
1060 +        }
1061 +        else{
1062 +          theEst = globals->getEST();
1063 +        }
1064 +        
1065 +        info[i].setDefaultEcr(theEcr, theEst);
1066 +      }
1067 +    }
1068 +  }
1069   #ifdef IS_MPI
1070 <  strcpy( checkPointMsg, "post processing checks out" );
1070 >  strcpy(checkPointMsg, "post processing checks out");
1071    MPIcheckPoint();
1072   #endif // is_mpi
869
1073   }
1074 +  
1075 + void SimSetup::initSystemCoords(void){
1076 +  int i;
1077  
1078 < void SimSetup::initSystemCoords( void ){
1078 >  char* inName;
1079  
1080 < if( globals->haveInitialConfig() ){
1081 <
1082 <     InitializeFromFile* fileInit;
1080 >  (info[0].getConfiguration())->createArrays(info[0].n_atoms);
1081 >
1082 >  for (i = 0; i < info[0].n_atoms; i++)
1083 >    info[0].atoms[i]->setCoords();
1084 >
1085 >  if (globals->haveInitialConfig()){
1086 >    InitializeFromFile* fileInit;
1087   #ifdef IS_MPI // is_mpi
1088 <     if( worldRank == 0 ){
1088 >    if (worldRank == 0){
1089   #endif //is_mpi
1090 <   fileInit = new InitializeFromFile( globals->getInitialConfig() );
1090 >      inName = globals->getInitialConfig();
1091 >      fileInit = new InitializeFromFile(inName);
1092   #ifdef IS_MPI
1093 <     }else fileInit = new InitializeFromFile( NULL );
1093 >    }
1094 >    else
1095 >      fileInit = new InitializeFromFile(NULL);
1096   #endif
1097 <   fileInit->readInit( info ); // default velocities on
1097 >    fileInit->readInit(info); // default velocities on
1098  
1099 <   delete fileInit;
1100 < }
1101 < else{
1099 >    delete fileInit;
1100 >  }
1101 >  else{
1102 >    
1103 >    // no init from bass
1104 >    
1105 >    sprintf(painCave.errMsg,
1106 >            "Cannot intialize a simulation without an initial configuration file.\n");
1107 >    painCave.isFatal = 1;;
1108 >    simError();
1109 >    
1110 >  }
1111  
890 #ifdef IS_MPI
891
892  // no init from bass
893  
894  sprintf( painCave.errMsg,
895           "Cannot intialize a parallel simulation without an initial configuration file.\n" );
896  painCave.isFatal;
897  simError();
898  
899 #else
900
901  initFromBass();
902
903
904 #endif
905 }
906
1112   #ifdef IS_MPI
1113 <  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
1113 >  strcpy(checkPointMsg, "Successfully read in the initial configuration");
1114    MPIcheckPoint();
1115   #endif // is_mpi
911
1116   }
1117  
1118  
1119 < void SimSetup::makeOutNames( void ){
1119 > void SimSetup::makeOutNames(void){
1120 >  int k;
1121  
1122 +
1123 +  for (k = 0; k < nInfo; k++){
1124   #ifdef IS_MPI
1125 <  if( worldRank == 0 ){
1125 >    if (worldRank == 0){
1126   #endif // is_mpi
1127 <    
1128 <    if( globals->haveFinalConfig() ){
1129 <      strcpy( info->finalName, globals->getFinalConfig() );
923 <    }
924 <    else{
925 <      strcpy( info->finalName, inFileName );
926 <      char* endTest;
927 <      int nameLength = strlen( info->finalName );
928 <      endTest = &(info->finalName[nameLength - 5]);
929 <      if( !strcmp( endTest, ".bass" ) ){
930 <        strcpy( endTest, ".eor" );
1127 >
1128 >      if (globals->haveFinalConfig()){
1129 >        strcpy(info[k].finalName, globals->getFinalConfig());
1130        }
932      else if( !strcmp( endTest, ".BASS" ) ){
933        strcpy( endTest, ".eor" );
934      }
1131        else{
1132 <        endTest = &(info->finalName[nameLength - 4]);
1133 <        if( !strcmp( endTest, ".bss" ) ){
1134 <          strcpy( endTest, ".eor" );
1135 <        }
1136 <        else if( !strcmp( endTest, ".mdl" ) ){
1137 <          strcpy( endTest, ".eor" );
1138 <        }
1139 <        else{
1140 <          strcat( info->finalName, ".eor" );
1141 <        }
1132 >        strcpy(info[k].finalName, inFileName);
1133 >        char* endTest;
1134 >        int nameLength = strlen(info[k].finalName);
1135 >        endTest = &(info[k].finalName[nameLength - 5]);
1136 >        if (!strcmp(endTest, ".bass")){
1137 >          strcpy(endTest, ".eor");
1138 >        }
1139 >        else if (!strcmp(endTest, ".BASS")){
1140 >          strcpy(endTest, ".eor");
1141 >        }
1142 >        else{
1143 >          endTest = &(info[k].finalName[nameLength - 4]);
1144 >          if (!strcmp(endTest, ".bss")){
1145 >            strcpy(endTest, ".eor");
1146 >          }
1147 >          else if (!strcmp(endTest, ".mdl")){
1148 >            strcpy(endTest, ".eor");
1149 >          }
1150 >          else{
1151 >            strcat(info[k].finalName, ".eor");
1152 >          }
1153 >        }
1154        }
1155 <    }
1156 <    
1157 <    // make the sample and status out names
1158 <    
1159 <    strcpy( info->sampleName, inFileName );
1160 <    char* endTest;
1161 <    int nameLength = strlen( info->sampleName );
1162 <    endTest = &(info->sampleName[nameLength - 5]);
1163 <    if( !strcmp( endTest, ".bass" ) ){
956 <      strcpy( endTest, ".dump" );
957 <    }
958 <    else if( !strcmp( endTest, ".BASS" ) ){
959 <      strcpy( endTest, ".dump" );
960 <    }
961 <    else{
962 <      endTest = &(info->sampleName[nameLength - 4]);
963 <      if( !strcmp( endTest, ".bss" ) ){
964 <        strcpy( endTest, ".dump" );
1155 >
1156 >      // make the sample and status out names
1157 >
1158 >      strcpy(info[k].sampleName, inFileName);
1159 >      char* endTest;
1160 >      int nameLength = strlen(info[k].sampleName);
1161 >      endTest = &(info[k].sampleName[nameLength - 5]);
1162 >      if (!strcmp(endTest, ".bass")){
1163 >        strcpy(endTest, ".dump");
1164        }
1165 <      else if( !strcmp( endTest, ".mdl" ) ){
1166 <        strcpy( endTest, ".dump" );
1165 >      else if (!strcmp(endTest, ".BASS")){
1166 >        strcpy(endTest, ".dump");
1167        }
1168        else{
1169 <        strcat( info->sampleName, ".dump" );
1169 >        endTest = &(info[k].sampleName[nameLength - 4]);
1170 >        if (!strcmp(endTest, ".bss")){
1171 >          strcpy(endTest, ".dump");
1172 >        }
1173 >        else if (!strcmp(endTest, ".mdl")){
1174 >          strcpy(endTest, ".dump");
1175 >        }
1176 >        else{
1177 >          strcat(info[k].sampleName, ".dump");
1178 >        }
1179        }
1180 <    }
1181 <    
1182 <    strcpy( info->statusName, inFileName );
1183 <    nameLength = strlen( info->statusName );
1184 <    endTest = &(info->statusName[nameLength - 5]);
1185 <    if( !strcmp( endTest, ".bass" ) ){
978 <      strcpy( endTest, ".stat" );
979 <    }
980 <    else if( !strcmp( endTest, ".BASS" ) ){
981 <      strcpy( endTest, ".stat" );
982 <    }
983 <    else{
984 <      endTest = &(info->statusName[nameLength - 4]);
985 <      if( !strcmp( endTest, ".bss" ) ){
986 <        strcpy( endTest, ".stat" );
1180 >
1181 >      strcpy(info[k].statusName, inFileName);
1182 >      nameLength = strlen(info[k].statusName);
1183 >      endTest = &(info[k].statusName[nameLength - 5]);
1184 >      if (!strcmp(endTest, ".bass")){
1185 >        strcpy(endTest, ".stat");
1186        }
1187 <      else if( !strcmp( endTest, ".mdl" ) ){
1188 <        strcpy( endTest, ".stat" );
1187 >      else if (!strcmp(endTest, ".BASS")){
1188 >        strcpy(endTest, ".stat");
1189        }
1190        else{
1191 <        strcat( info->statusName, ".stat" );
1191 >        endTest = &(info[k].statusName[nameLength - 4]);
1192 >        if (!strcmp(endTest, ".bss")){
1193 >          strcpy(endTest, ".stat");
1194 >        }
1195 >        else if (!strcmp(endTest, ".mdl")){
1196 >          strcpy(endTest, ".stat");
1197 >        }
1198 >        else{
1199 >          strcat(info[k].statusName, ".stat");
1200 >        }
1201        }
1202 <    }
995 <    
1202 >
1203   #ifdef IS_MPI
997  }
998 #endif // is_mpi
1204  
1205 +    }
1206 + #endif // is_mpi
1207 +  }
1208   }
1209  
1210  
1211 < void SimSetup::sysObjectsCreation( void ){
1211 > void SimSetup::sysObjectsCreation(void){
1212 >  int i, k;
1213  
1005  int i;
1006
1214    // create the forceField
1215  
1216    createFF();
# Line 1018 | Line 1225 | void SimSetup::sysObjectsCreation( void ){
1225  
1226   #ifdef IS_MPI
1227    // divide the molecules among the processors
1228 <  
1228 >
1229    mpiMolDivide();
1230   #endif //is_mpi
1231 <  
1231 >
1232    // create the atom and SRI arrays. Also initialize Molecule Stamp ID's
1233 <  
1233 >
1234    makeSysArrays();
1235  
1236    // make and initialize the molecules (all but atomic coordinates)
1237 <  
1237 >
1238    makeMolecules();
1032  info->identArray = new int[info->n_atoms];
1033  for(i=0; i<info->n_atoms; i++){
1034    info->identArray[i] = the_atoms[i]->getIdent();
1035  }
1036  
1239  
1240 <
1240 >  for (k = 0; k < nInfo; k++){
1241 >    info[k].identArray = new int[info[k].n_atoms];
1242 >    for (i = 0; i < info[k].n_atoms; i++){
1243 >      info[k].identArray[i] = info[k].atoms[i]->getIdent();
1244 >    }
1245 >  }
1246   }
1247  
1248  
1249 < void SimSetup::createFF( void ){
1249 > void SimSetup::createFF(void){
1250 >  switch (ffCase){
1251 >    case FF_DUFF:
1252 >      the_ff = new DUFF();
1253 >      break;
1254  
1255 <  switch( ffCase ){
1255 >    case FF_LJ:
1256 >      the_ff = new LJFF();
1257 >      break;
1258  
1259 <  case FF_DUFF:
1260 <    the_ff = new DUFF();
1261 <    break;
1259 >    case FF_EAM:
1260 >      the_ff = new EAM_FF();
1261 >      break;
1262  
1263 <  case FF_LJ:
1264 <    the_ff = new LJFF();
1265 <    break;
1263 >    case FF_H2O:
1264 >      the_ff = new WATER();
1265 >      break;
1266  
1267 <  case FF_EAM:
1268 <    the_ff = new EAM_FF();
1269 <    break;
1270 <
1271 <  default:
1059 <    sprintf( painCave.errMsg,
1060 <             "SimSetup Error. Unrecognized force field in case statement.\n");
1061 <    painCave.isFatal = 1;
1062 <    simError();
1267 >    default:
1268 >      sprintf(painCave.errMsg,
1269 >              "SimSetup Error. Unrecognized force field in case statement.\n");
1270 >      painCave.isFatal = 1;
1271 >      simError();
1272    }
1273  
1274   #ifdef IS_MPI
1275 <  strcpy( checkPointMsg, "ForceField creation successful" );
1275 >  strcpy(checkPointMsg, "ForceField creation successful");
1276    MPIcheckPoint();
1277   #endif // is_mpi
1069
1278   }
1279  
1280  
1281 < void SimSetup::compList( void ){
1074 <
1281 > void SimSetup::compList(void){
1282    int i;
1283 +  char* id;
1284 +  LinkedMolStamp* headStamp = new LinkedMolStamp();
1285 +  LinkedMolStamp* currentStamp = NULL;
1286 +  comp_stamps = new MoleculeStamp * [n_components];
1287  
1077  comp_stamps = new MoleculeStamp*[n_components];
1078
1288    // make an array of molecule stamps that match the components used.
1289    // also extract the used stamps out into a separate linked list
1290  
1291 <  info->nComponents = n_components;
1292 <  info->componentsNmol = components_nmol;
1293 <  info->compStamps = comp_stamps;
1294 <  info->headStamp = new LinkedMolStamp();
1295 <  
1296 <  char* id;
1088 <  LinkedMolStamp* headStamp = info->headStamp;
1089 <  LinkedMolStamp* currentStamp = NULL;
1090 <  for( i=0; i<n_components; i++ ){
1291 >  for (i = 0; i < nInfo; i++){
1292 >    info[i].nComponents = n_components;
1293 >    info[i].componentsNmol = components_nmol;
1294 >    info[i].compStamps = comp_stamps;
1295 >    info[i].headStamp = headStamp;
1296 >  }
1297  
1298 +
1299 +  for (i = 0; i < n_components; i++){
1300      id = the_components[i]->getType();
1301      comp_stamps[i] = NULL;
1302 <    
1302 >
1303      // check to make sure the component isn't already in the list
1304  
1305 <    comp_stamps[i] = headStamp->match( id );
1306 <    if( comp_stamps[i] == NULL ){
1099 <      
1305 >    comp_stamps[i] = headStamp->match(id);
1306 >    if (comp_stamps[i] == NULL){
1307        // extract the component from the list;
1308 <      
1309 <      currentStamp = stamps->extractMolStamp( id );
1310 <      if( currentStamp == NULL ){
1311 <        sprintf( painCave.errMsg,
1312 <                 "SimSetup error: Component \"%s\" was not found in the "
1313 <                 "list of declared molecules\n",
1314 <                 id );
1315 <        painCave.isFatal = 1;
1316 <        simError();
1308 >
1309 >      currentStamp = stamps->extractMolStamp(id);
1310 >      if (currentStamp == NULL){
1311 >        sprintf(painCave.errMsg,
1312 >                "SimSetup error: Component \"%s\" was not found in the "
1313 >                "list of declared molecules\n",
1314 >                id);
1315 >        painCave.isFatal = 1;
1316 >        simError();
1317        }
1318 <      
1319 <      headStamp->add( currentStamp );
1320 <      comp_stamps[i] = headStamp->match( id );
1318 >
1319 >      headStamp->add(currentStamp);
1320 >      comp_stamps[i] = headStamp->match(id);
1321      }
1322    }
1323  
1324   #ifdef IS_MPI
1325 <  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
1325 >  strcpy(checkPointMsg, "Component stamps successfully extracted\n");
1326    MPIcheckPoint();
1327   #endif // is_mpi
1121
1122
1328   }
1329  
1330 < void SimSetup::calcSysValues( void ){
1331 <  int i, j, k;
1330 > void SimSetup::calcSysValues(void){
1331 >  int i;
1332  
1333 +  int* molMembershipArray;
1334  
1335    tot_atoms = 0;
1336    tot_bonds = 0;
1337    tot_bends = 0;
1338    tot_torsions = 0;
1339 <  for( i=0; i<n_components; i++ ){
1340 <    
1341 <    tot_atoms +=    components_nmol[i] * comp_stamps[i]->getNAtoms();
1342 <    tot_bonds +=    components_nmol[i] * comp_stamps[i]->getNBonds();
1343 <    tot_bends +=    components_nmol[i] * comp_stamps[i]->getNBends();
1339 >  tot_rigid = 0;
1340 >  for (i = 0; i < n_components; i++){
1341 >    tot_atoms += components_nmol[i] * comp_stamps[i]->getNAtoms();
1342 >    tot_bonds += components_nmol[i] * comp_stamps[i]->getNBonds();
1343 >    tot_bends += components_nmol[i] * comp_stamps[i]->getNBends();
1344      tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
1345 +    tot_rigid += components_nmol[i] * comp_stamps[i]->getNRigidBodies();
1346    }
1347 <
1347 >  
1348    tot_SRI = tot_bonds + tot_bends + tot_torsions;
1349 +  molMembershipArray = new int[tot_atoms];
1350  
1351 <  info->n_atoms = tot_atoms;
1352 <  info->n_bonds = tot_bonds;
1353 <  info->n_bends = tot_bends;
1354 <  info->n_torsions = tot_torsions;
1355 <  info->n_SRI = tot_SRI;
1356 <  info->n_mol = tot_nmol;
1357 <  
1358 <  info->molMembershipArray = new int[tot_atoms];
1351 >  for (i = 0; i < nInfo; i++){
1352 >    info[i].n_atoms = tot_atoms;
1353 >    info[i].n_bonds = tot_bonds;
1354 >    info[i].n_bends = tot_bends;
1355 >    info[i].n_torsions = tot_torsions;
1356 >    info[i].n_SRI = tot_SRI;
1357 >    info[i].n_mol = tot_nmol;
1358 >
1359 >    info[i].molMembershipArray = molMembershipArray;
1360 >  }
1361   }
1362  
1153
1363   #ifdef IS_MPI
1364  
1365 < void SimSetup::mpiMolDivide( void ){
1157 <  
1365 > void SimSetup::mpiMolDivide(void){
1366    int i, j, k;
1367    int localMol, allMol;
1368    int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
1369 +  int local_rigid;
1370 +  vector<int> globalMolIndex;
1371  
1372 <  mpiSim = new mpiSimulation( info );
1163 <  
1164 <  globalIndex = mpiSim->divideLabor();
1372 >  mpiSim = new mpiSimulation(info);
1373  
1374 +  mpiSim->divideLabor();
1375 +  globalAtomIndex = mpiSim->getGlobalAtomIndex();
1376 +  //globalMolIndex = mpiSim->getGlobalMolIndex();
1377 +
1378    // set up the local variables
1379 <  
1379 >
1380    mol2proc = mpiSim->getMolToProcMap();
1381    molCompType = mpiSim->getMolComponentType();
1382 <  
1382 >
1383    allMol = 0;
1384    localMol = 0;
1385    local_atoms = 0;
1386    local_bonds = 0;
1387    local_bends = 0;
1388    local_torsions = 0;
1389 <  globalAtomIndex = 0;
1389 >  local_rigid = 0;
1390 >  globalAtomCounter = 0;
1391  
1392 <
1393 <  for( i=0; i<n_components; i++ ){
1394 <
1395 <    for( j=0; j<components_nmol[i]; j++ ){
1396 <      
1397 <      if( mol2proc[allMol] == worldRank ){
1398 <        
1399 <        local_atoms +=    comp_stamps[i]->getNAtoms();
1400 <        local_bonds +=    comp_stamps[i]->getNBonds();
1188 <        local_bends +=    comp_stamps[i]->getNBends();
1189 <        local_torsions += comp_stamps[i]->getNTorsions();
1190 <        localMol++;
1392 >  for (i = 0; i < n_components; i++){
1393 >    for (j = 0; j < components_nmol[i]; j++){
1394 >      if (mol2proc[allMol] == worldRank){
1395 >        local_atoms += comp_stamps[i]->getNAtoms();
1396 >        local_bonds += comp_stamps[i]->getNBonds();
1397 >        local_bends += comp_stamps[i]->getNBends();
1398 >        local_torsions += comp_stamps[i]->getNTorsions();
1399 >        local_rigid += comp_stamps[i]->getNRigidBodies();
1400 >        localMol++;
1401        }      
1402 <      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
1403 <        info->molMembershipArray[globalAtomIndex] = allMol;
1404 <        globalAtomIndex++;
1402 >      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1403 >        info[0].molMembershipArray[globalAtomCounter] = allMol;
1404 >        globalAtomCounter++;
1405        }
1406  
1407 <      allMol++;      
1407 >      allMol++;
1408      }
1409    }
1410    local_SRI = local_bonds + local_bends + local_torsions;
1411 +
1412 +  info[0].n_atoms = mpiSim->getMyNlocal();  
1413    
1414 <  info->n_atoms = mpiSim->getMyNlocal();  
1415 <  
1416 <  if( local_atoms != info->n_atoms ){
1417 <    sprintf( painCave.errMsg,
1418 <             "SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
1419 <             " localAtom (%d) are not equal.\n",
1208 <             info->n_atoms,
1209 <             local_atoms );
1414 >
1415 >  if (local_atoms != info[0].n_atoms){
1416 >    sprintf(painCave.errMsg,
1417 >            "SimSetup error: mpiSim's localAtom (%d) and SimSetup's\n"
1418 >            "\tlocalAtom (%d) are not equal.\n",
1419 >            info[0].n_atoms, local_atoms);
1420      painCave.isFatal = 1;
1421      simError();
1422    }
1423  
1424 <  info->n_bonds = local_bonds;
1425 <  info->n_bends = local_bends;
1426 <  info->n_torsions = local_torsions;
1427 <  info->n_SRI = local_SRI;
1428 <  info->n_mol = localMol;
1424 >  info[0].n_bonds = local_bonds;
1425 >  info[0].n_bends = local_bends;
1426 >  info[0].n_torsions = local_torsions;
1427 >  info[0].n_SRI = local_SRI;
1428 >  info[0].n_mol = localMol;
1429  
1430 <  strcpy( checkPointMsg, "Passed nlocal consistency check." );
1430 >  strcpy(checkPointMsg, "Passed nlocal consistency check.");
1431    MPIcheckPoint();
1432   }
1433 <  
1433 >
1434   #endif // is_mpi
1435  
1436  
1437 < void SimSetup::makeSysArrays( void ){
1438 <  int i, j, k;
1437 > void SimSetup::makeSysArrays(void){
1438 >
1439 > #ifndef IS_MPI
1440 >  int k, j;
1441 > #endif // is_mpi
1442 >  int i, l;
1443  
1444 +  Atom** the_atoms;
1445 +  Molecule* the_molecules;
1446  
1447 <  // create the atom and short range interaction arrays
1447 >  for (l = 0; l < nInfo; l++){
1448 >    // create the atom and short range interaction arrays
1449  
1450 <  Atom::createArrays(info->n_atoms);
1451 <  the_atoms = new Atom*[info->n_atoms];
1452 <  the_molecules = new Molecule[info->n_mol];
1236 <  int molIndex;
1450 >    the_atoms = new Atom * [info[l].n_atoms];
1451 >    the_molecules = new Molecule[info[l].n_mol];
1452 >    int molIndex;
1453  
1454 <  // initialize the molecule's stampID's
1454 >    // initialize the molecule's stampID's
1455  
1456   #ifdef IS_MPI
1241  
1457  
1458 <  molIndex = 0;
1459 <  for(i=0; i<mpiSim->getTotNmol(); i++){
1460 <    
1461 <    if(mol2proc[i] == worldRank ){
1462 <      the_molecules[molIndex].setStampID( molCompType[i] );
1463 <      the_molecules[molIndex].setMyIndex( molIndex );
1464 <      the_molecules[molIndex].setGlobalIndex( i );
1465 <      molIndex++;
1458 >
1459 >    molIndex = 0;
1460 >    for (i = 0; i < mpiSim->getTotNmol(); i++){
1461 >      if (mol2proc[i] == worldRank){
1462 >        the_molecules[molIndex].setStampID(molCompType[i]);
1463 >        the_molecules[molIndex].setMyIndex(molIndex);
1464 >        the_molecules[molIndex].setGlobalIndex(i);
1465 >        molIndex++;
1466 >      }
1467      }
1252  }
1468  
1469   #else // is_mpi
1470 <  
1471 <  molIndex = 0;
1472 <  globalAtomIndex = 0;
1473 <  for(i=0; i<n_components; i++){
1474 <    for(j=0; j<components_nmol[i]; j++ ){
1475 <      the_molecules[molIndex].setStampID( i );
1476 <      the_molecules[molIndex].setMyIndex( molIndex );
1477 <      the_molecules[molIndex].setGlobalIndex( molIndex );
1478 <      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
1479 <        info->molMembershipArray[globalAtomIndex] = molIndex;
1480 <        globalAtomIndex++;
1470 >
1471 >    molIndex = 0;
1472 >    globalAtomCounter = 0;
1473 >    for (i = 0; i < n_components; i++){
1474 >      for (j = 0; j < components_nmol[i]; j++){
1475 >        the_molecules[molIndex].setStampID(i);
1476 >        the_molecules[molIndex].setMyIndex(molIndex);
1477 >        the_molecules[molIndex].setGlobalIndex(molIndex);
1478 >        for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1479 >          info[l].molMembershipArray[globalAtomCounter] = molIndex;
1480 >          globalAtomCounter++;
1481 >        }
1482 >        molIndex++;
1483        }
1267      molIndex++;
1484      }
1269  }
1270    
1485  
1486 +
1487   #endif // is_mpi
1488  
1489 <
1490 <  if( info->n_SRI ){
1489 >    info[l].globalExcludes = new int;
1490 >    info[l].globalExcludes[0] = 0;
1491      
1492 <    Exclude::createArray(info->n_SRI);
1278 <    the_excludes = new Exclude*[info->n_SRI];
1279 <    for( int ex=0; ex<info->n_SRI; ex++) the_excludes[ex] = new Exclude(ex);
1280 <    info->globalExcludes = new int;
1281 <    info->n_exclude = info->n_SRI;
1282 <  }
1283 <  else{
1284 <    
1285 <    Exclude::createArray( 1 );
1286 <    the_excludes = new Exclude*;
1287 <    the_excludes[0] = new Exclude(0);
1288 <    the_excludes[0]->setPair( 0,0 );
1289 <    info->globalExcludes = new int;
1290 <    info->globalExcludes[0] = 0;
1291 <    info->n_exclude = 0;
1292 <  }
1492 >    // set the arrays into the SimInfo object
1493  
1494 <  // set the arrays into the SimInfo object
1494 >    info[l].atoms = the_atoms;
1495 >    info[l].molecules = the_molecules;
1496 >    info[l].nGlobalExcludes = 0;
1497  
1498 <  info->atoms = the_atoms;
1499 <  info->molecules = the_molecules;
1298 <  info->nGlobalExcludes = 0;
1299 <  info->excludes = the_excludes;
1300 <
1301 <  the_ff->setSimInfo( info );
1302 <
1498 >    the_ff->setSimInfo(info);
1499 >  }
1500   }
1501  
1502 < void SimSetup::makeIntegrator( void ){
1502 > void SimSetup::makeIntegrator(void){
1503 >  int k;
1504  
1505 <  NVT<RealIntegrator>*  myNVT = NULL;
1506 <  NPTi<RealIntegrator>* myNPTi = NULL;
1507 <  NPTf<RealIntegrator>* myNPTf = NULL;
1508 <  NPTim<RealIntegrator>* myNPTim = NULL;
1509 <  NPTfm<RealIntegrator>* myNPTfm = NULL;
1312 <  ZConstraint<NVE<RealIntegrator> >* myNVEZCons = NULL;
1313 <      
1314 <  cerr << "setting integrator" <<endl;    
1505 >  NVE<RealIntegrator>* myNVE = NULL;
1506 >  NVT<RealIntegrator>* myNVT = NULL;
1507 >  NPTi<NPT<RealIntegrator> >* myNPTi = NULL;
1508 >  NPTf<NPT<RealIntegrator> >* myNPTf = NULL;
1509 >  NPTxyz<NPT<RealIntegrator> >* myNPTxyz = NULL;
1510    
1511 <  switch( ensembleCase ){
1511 >  for (k = 0; k < nInfo; k++){
1512 >    switch (ensembleCase){
1513 >      case NVE_ENS:
1514 >        if (globals->haveZconstraints()){
1515 >          setupZConstraint(info[k]);
1516 >          myNVE = new ZConstraint<NVE<RealIntegrator> >(&(info[k]), the_ff);
1517 >        }
1518 >        else{
1519 >          myNVE = new NVE<RealIntegrator>(&(info[k]), the_ff);
1520 >        }
1521 >        
1522 >        info->the_integrator = myNVE;
1523 >        break;
1524  
1525 <  case NVE_ENS:
1526 <    new NVE<RealIntegrator>( info, the_ff );
1527 <    break;
1525 >      case NVT_ENS:
1526 >        if (globals->haveZconstraints()){
1527 >          setupZConstraint(info[k]);
1528 >          myNVT = new ZConstraint<NVT<RealIntegrator> >(&(info[k]), the_ff);
1529 >        }
1530 >        else
1531 >          myNVT = new NVT<RealIntegrator>(&(info[k]), the_ff);
1532  
1533 <  case NVT_ENS:
1323 <    myNVT = new NVT<RealIntegrator>( info, the_ff );
1324 <    myNVT->setTargetTemp(globals->getTargetTemp());
1533 >        myNVT->setTargetTemp(globals->getTargetTemp());
1534  
1535 <    if (globals->haveTauThermostat())
1536 <      myNVT->setTauThermostat(globals->getTauThermostat());
1535 >        if (globals->haveTauThermostat())
1536 >          myNVT->setTauThermostat(globals->getTauThermostat());
1537 >        else{
1538 >          sprintf(painCave.errMsg,
1539 >                  "SimSetup error: If you use the NVT\n"
1540 >                  "\tensemble, you must set tauThermostat.\n");
1541 >          painCave.isFatal = 1;
1542 >          simError();
1543 >        }
1544  
1545 <    else {
1546 <      sprintf( painCave.errMsg,
1331 <               "SimSetup error: If you use the NVT\n"
1332 <               "    ensemble, you must set tauThermostat.\n");
1333 <      painCave.isFatal = 1;
1334 <      simError();
1335 <    }
1336 <    break;
1545 >        info->the_integrator = myNVT;
1546 >        break;
1547  
1548 <  case NPTi_ENS:
1549 <    myNPTi = new NPTi<RealIntegrator>( info, the_ff );
1550 <    myNPTi->setTargetTemp( globals->getTargetTemp() );
1548 >      case NPTi_ENS:
1549 >        if (globals->haveZconstraints()){
1550 >          setupZConstraint(info[k]);
1551 >          myNPTi = new ZConstraint<NPTi<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1552 >        }
1553 >        else
1554 >          myNPTi = new NPTi<NPT<RealIntegrator> >(&(info[k]), the_ff);
1555  
1556 <    if (globals->haveTargetPressure())
1343 <      myNPTi->setTargetPressure(globals->getTargetPressure());
1344 <    else {
1345 <      sprintf( painCave.errMsg,
1346 <               "SimSetup error: If you use a constant pressure\n"
1347 <               "    ensemble, you must set targetPressure in the BASS file.\n");
1348 <      painCave.isFatal = 1;
1349 <      simError();
1350 <    }
1351 <    
1352 <    if( globals->haveTauThermostat() )
1353 <      myNPTi->setTauThermostat( globals->getTauThermostat() );
1354 <    else{
1355 <      sprintf( painCave.errMsg,
1356 <               "SimSetup error: If you use an NPT\n"
1357 <               "    ensemble, you must set tauThermostat.\n");
1358 <      painCave.isFatal = 1;
1359 <      simError();
1360 <    }
1556 >        myNPTi->setTargetTemp(globals->getTargetTemp());
1557  
1558 <    if( globals->haveTauBarostat() )
1559 <      myNPTi->setTauBarostat( globals->getTauBarostat() );
1560 <    else{
1561 <      sprintf( painCave.errMsg,
1562 <               "SimSetup error: If you use an NPT\n"
1563 <               "    ensemble, you must set tauBarostat.\n");
1564 <      painCave.isFatal = 1;
1565 <      simError();
1566 <    }
1371 <    break;
1558 >        if (globals->haveTargetPressure())
1559 >          myNPTi->setTargetPressure(globals->getTargetPressure());
1560 >        else{
1561 >          sprintf(painCave.errMsg,
1562 >                  "SimSetup error: If you use a constant pressure\n"
1563 >                  "\tensemble, you must set targetPressure in the BASS file.\n");
1564 >          painCave.isFatal = 1;
1565 >          simError();
1566 >        }
1567  
1568 <  case NPTf_ENS:
1569 <    myNPTf = new NPTf<RealIntegrator>( info, the_ff );
1570 <    myNPTf->setTargetTemp( globals->getTargetTemp());
1568 >        if (globals->haveTauThermostat())
1569 >          myNPTi->setTauThermostat(globals->getTauThermostat());
1570 >        else{
1571 >          sprintf(painCave.errMsg,
1572 >                  "SimSetup error: If you use an NPT\n"
1573 >                  "\tensemble, you must set tauThermostat.\n");
1574 >          painCave.isFatal = 1;
1575 >          simError();
1576 >        }
1577  
1578 <    if (globals->haveTargetPressure())
1579 <      myNPTf->setTargetPressure(globals->getTargetPressure());
1580 <    else {
1581 <      sprintf( painCave.errMsg,
1582 <               "SimSetup error: If you use a constant pressure\n"
1583 <               "    ensemble, you must set targetPressure in the BASS file.\n");
1584 <      painCave.isFatal = 1;
1585 <      simError();
1586 <    }    
1578 >        if (globals->haveTauBarostat())
1579 >          myNPTi->setTauBarostat(globals->getTauBarostat());
1580 >        else{
1581 >          sprintf(painCave.errMsg,
1582 >                  "SimSetup error: If you use an NPT\n"
1583 >                  "\tensemble, you must set tauBarostat.\n");
1584 >          painCave.isFatal = 1;
1585 >          simError();
1586 >        }
1587  
1588 <    if( globals->haveTauThermostat() )
1589 <      myNPTf->setTauThermostat( globals->getTauThermostat() );
1389 <    else{
1390 <      sprintf( painCave.errMsg,
1391 <               "SimSetup error: If you use an NPT\n"
1392 <               "    ensemble, you must set tauThermostat.\n");
1393 <      painCave.isFatal = 1;
1394 <      simError();
1395 <    }
1588 >        info->the_integrator = myNPTi;
1589 >        break;
1590  
1591 <    if( globals->haveTauBarostat() )
1592 <      myNPTf->setTauBarostat( globals->getTauBarostat() );
1593 <    else{
1594 <      sprintf( painCave.errMsg,
1595 <               "SimSetup error: If you use an NPT\n"
1596 <               "    ensemble, you must set tauBarostat.\n");
1597 <      painCave.isFatal = 1;
1404 <      simError();
1405 <    }
1406 <    break;
1407 <    
1408 <  case NPTim_ENS:
1409 <    myNPTim = new NPTim<RealIntegrator>( info, the_ff );
1410 <    myNPTim->setTargetTemp( globals->getTargetTemp());
1591 >      case NPTf_ENS:
1592 >        if (globals->haveZconstraints()){
1593 >          setupZConstraint(info[k]);
1594 >          myNPTf = new ZConstraint<NPTf<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1595 >        }
1596 >        else
1597 >          myNPTf = new NPTf<NPT <RealIntegrator> >(&(info[k]), the_ff);
1598  
1599 <    if (globals->haveTargetPressure())
1413 <      myNPTim->setTargetPressure(globals->getTargetPressure());
1414 <    else {
1415 <      sprintf( painCave.errMsg,
1416 <               "SimSetup error: If you use a constant pressure\n"
1417 <               "    ensemble, you must set targetPressure in the BASS file.\n");
1418 <      painCave.isFatal = 1;
1419 <      simError();
1420 <    }
1421 <    
1422 <    if( globals->haveTauThermostat() )
1423 <      myNPTim->setTauThermostat( globals->getTauThermostat() );
1424 <    else{
1425 <      sprintf( painCave.errMsg,
1426 <               "SimSetup error: If you use an NPT\n"
1427 <               "    ensemble, you must set tauThermostat.\n");
1428 <      painCave.isFatal = 1;
1429 <      simError();
1430 <    }
1599 >        myNPTf->setTargetTemp(globals->getTargetTemp());
1600  
1601 <    if( globals->haveTauBarostat() )
1602 <      myNPTim->setTauBarostat( globals->getTauBarostat() );
1603 <    else{
1604 <      sprintf( painCave.errMsg,
1605 <               "SimSetup error: If you use an NPT\n"
1606 <               "    ensemble, you must set tauBarostat.\n");
1607 <      painCave.isFatal = 1;
1608 <      simError();
1609 <    }
1441 <    break;
1601 >        if (globals->haveTargetPressure())
1602 >          myNPTf->setTargetPressure(globals->getTargetPressure());
1603 >        else{
1604 >          sprintf(painCave.errMsg,
1605 >                  "SimSetup error: If you use a constant pressure\n"
1606 >                  "\tensemble, you must set targetPressure in the BASS file.\n");
1607 >          painCave.isFatal = 1;
1608 >          simError();
1609 >        }    
1610  
1611 <  case NPTfm_ENS:
1612 <    myNPTfm = new NPTfm<RealIntegrator>( info, the_ff );
1445 <    myNPTfm->setTargetTemp( globals->getTargetTemp());
1611 >        if (globals->haveTauThermostat())
1612 >          myNPTf->setTauThermostat(globals->getTauThermostat());
1613  
1614 <    if (globals->haveTargetPressure())
1615 <      myNPTfm->setTargetPressure(globals->getTargetPressure());
1616 <    else {
1617 <      sprintf( painCave.errMsg,
1618 <               "SimSetup error: If you use a constant pressure\n"
1619 <               "    ensemble, you must set targetPressure in the BASS file.\n");
1620 <      painCave.isFatal = 1;
1454 <      simError();
1455 <    }
1456 <    
1457 <    if( globals->haveTauThermostat() )
1458 <      myNPTfm->setTauThermostat( globals->getTauThermostat() );
1459 <    else{
1460 <      sprintf( painCave.errMsg,
1461 <               "SimSetup error: If you use an NPT\n"
1462 <               "    ensemble, you must set tauThermostat.\n");
1463 <      painCave.isFatal = 1;
1464 <      simError();
1465 <    }
1614 >        else{
1615 >          sprintf(painCave.errMsg,
1616 >                  "SimSetup error: If you use an NPT\n"
1617 >                  "\tensemble, you must set tauThermostat.\n");
1618 >          painCave.isFatal = 1;
1619 >          simError();
1620 >        }
1621  
1622 <    if( globals->haveTauBarostat() )
1623 <      myNPTfm->setTauBarostat( globals->getTauBarostat() );
1469 <    else{
1470 <      sprintf( painCave.errMsg,
1471 <               "SimSetup error: If you use an NPT\n"
1472 <               "    ensemble, you must set tauBarostat.\n");
1473 <      painCave.isFatal = 1;
1474 <      simError();
1475 <    }
1476 <    break;
1477 <    
1478 <  case NVEZCONS_ENS:
1479 <    {
1622 >        if (globals->haveTauBarostat())
1623 >          myNPTf->setTauBarostat(globals->getTauBarostat());
1624  
1625 <      if(globals->haveZConsTime()){  
1626 <
1627 <        //add sample time of z-constraint  into SimInfo's property list                    
1628 <        DoubleData* zconsTimeProp = new DoubleData();
1629 <        zconsTimeProp->setID("zconstime");
1630 <        zconsTimeProp->setData(globals->getZConsTime());
1631 <        info->addProperty(zconsTimeProp);
1488 <      }
1489 <      else{
1490 <        sprintf( painCave.errMsg,
1491 <                 "ZConstraint error: If you use an ZConstraint\n"
1492 <                 " , you must set sample time.\n");
1493 <        painCave.isFatal = 1;
1494 <        simError();      
1495 <      }
1496 <      
1497 <      if(globals->haveIndexOfAllZConsMols()){
1498 <
1499 <        //add index of z-constraint molecules into SimInfo's property list
1500 <        vector<int> tempIndex = globals->getIndexOfAllZConsMols();
1501 <        sort(tempIndex.begin(), tempIndex.end());
1502 <        
1503 <        IndexData* zconsIndex = new IndexData();
1504 <        zconsIndex->setID("zconsindex");
1505 <        zconsIndex->setIndexData(tempIndex);
1506 <        info->addProperty(zconsIndex);
1507 <      }
1508 <      else{
1509 <        sprintf( painCave.errMsg,
1510 <                 "SimSetup error: If you use an ZConstraint\n"
1511 <                 " , you must set index of z-constraint molecules.\n");
1512 <        painCave.isFatal = 1;
1513 <        simError();    
1514 <      
1515 <      }
1625 >        else{
1626 >          sprintf(painCave.errMsg,
1627 >                  "SimSetup error: If you use an NPT\n"
1628 >                  "\tensemble, you must set tauBarostat.\n");
1629 >          painCave.isFatal = 1;
1630 >          simError();
1631 >        }
1632  
1633 <      //Determine the name of ouput file and add it into SimInfo's property list
1634 <      //Be careful, do not use inFileName, since it is a pointer which
1519 <      //point to a string at master node, and slave nodes do not contain that string
1520 <    
1521 <      string zconsOutput(info->finalName);
1522 <            
1523 <      zconsOutput = zconsOutput.substr(0, zconsOutput.rfind(".")) + ".fz";
1524 <                
1525 <      StringData* zconsFilename = new StringData();
1526 <      zconsFilename->setID("zconsfilename");
1527 <      zconsFilename->setData(zconsOutput);
1633 >        info->the_integrator = myNPTf;
1634 >        break;
1635  
1636 <      info->addProperty(zconsFilename);      
1637 <      
1638 <      myNVEZCons = new ZConstraint<NVE<RealIntegrator> >( info, the_ff );
1639 <        
1640 <    break;
1636 >      case NPTxyz_ENS:
1637 >        if (globals->haveZconstraints()){
1638 >          setupZConstraint(info[k]);
1639 >          myNPTxyz = new ZConstraint<NPTxyz<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1640 >        }
1641 >        else
1642 >          myNPTxyz = new NPTxyz<NPT <RealIntegrator> >(&(info[k]), the_ff);
1643 >
1644 >        myNPTxyz->setTargetTemp(globals->getTargetTemp());
1645 >
1646 >        if (globals->haveTargetPressure())
1647 >          myNPTxyz->setTargetPressure(globals->getTargetPressure());
1648 >        else{
1649 >          sprintf(painCave.errMsg,
1650 >                  "SimSetup error: If you use a constant pressure\n"
1651 >                  "\tensemble, you must set targetPressure in the BASS file.\n");
1652 >          painCave.isFatal = 1;
1653 >          simError();
1654 >        }    
1655 >
1656 >        if (globals->haveTauThermostat())
1657 >          myNPTxyz->setTauThermostat(globals->getTauThermostat());
1658 >        else{
1659 >          sprintf(painCave.errMsg,
1660 >                  "SimSetup error: If you use an NPT\n"
1661 >                  "\tensemble, you must set tauThermostat.\n");
1662 >          painCave.isFatal = 1;
1663 >          simError();
1664 >        }
1665 >
1666 >        if (globals->haveTauBarostat())
1667 >          myNPTxyz->setTauBarostat(globals->getTauBarostat());
1668 >        else{
1669 >          sprintf(painCave.errMsg,
1670 >                  "SimSetup error: If you use an NPT\n"
1671 >                  "\tensemble, you must set tauBarostat.\n");
1672 >          painCave.isFatal = 1;
1673 >          simError();
1674 >        }
1675 >
1676 >        info->the_integrator = myNPTxyz;
1677 >        break;
1678 >
1679 >      default:
1680 >        sprintf(painCave.errMsg,
1681 >                "SimSetup Error. Unrecognized ensemble in case statement.\n");
1682 >        painCave.isFatal = 1;
1683 >        simError();
1684      }
1535    
1536  default:
1537    sprintf( painCave.errMsg,
1538             "SimSetup Error. Unrecognized ensemble in case statement.\n");
1539    painCave.isFatal = 1;
1540    simError();
1685    }
1542
1686   }
1687  
1688 < void SimSetup::initFortran( void ){
1688 > void SimSetup::initFortran(void){
1689 >  info[0].refreshSim();
1690  
1691 <  info->refreshSim();
1692 <  
1549 <  if( !strcmp( info->mixingRule, "standard") ){
1550 <    the_ff->initForceField( LB_MIXING_RULE );
1691 >  if (!strcmp(info[0].mixingRule, "standard")){
1692 >    the_ff->initForceField(LB_MIXING_RULE);
1693    }
1694 <  else if( !strcmp( info->mixingRule, "explicit") ){
1695 <    the_ff->initForceField( EXPLICIT_MIXING_RULE );
1694 >  else if (!strcmp(info[0].mixingRule, "explicit")){
1695 >    the_ff->initForceField(EXPLICIT_MIXING_RULE);
1696    }
1697    else{
1698 <    sprintf( painCave.errMsg,
1699 <             "SimSetup Error: unknown mixing rule -> \"%s\"\n",
1558 <             info->mixingRule );
1698 >    sprintf(painCave.errMsg, "SimSetup Error: unknown mixing rule -> \"%s\"\n",
1699 >            info[0].mixingRule);
1700      painCave.isFatal = 1;
1701      simError();
1702    }
1703  
1704  
1705   #ifdef IS_MPI
1706 <  strcpy( checkPointMsg,
1566 <          "Successfully intialized the mixingRule for Fortran." );
1706 >  strcpy(checkPointMsg, "Successfully intialized the mixingRule for Fortran.");
1707    MPIcheckPoint();
1708   #endif // is_mpi
1709 + }
1710  
1711 + void SimSetup::setupZConstraint(SimInfo& theInfo){
1712 +  int nZConstraints;
1713 +  ZconStamp** zconStamp;
1714 +
1715 +  if (globals->haveZconstraintTime()){
1716 +    //add sample time of z-constraint  into SimInfo's property list                    
1717 +    DoubleData* zconsTimeProp = new DoubleData();
1718 +    zconsTimeProp->setID(ZCONSTIME_ID);
1719 +    zconsTimeProp->setData(globals->getZconsTime());
1720 +    theInfo.addProperty(zconsTimeProp);
1721 +  }
1722 +  else{
1723 +    sprintf(painCave.errMsg,
1724 +            "ZConstraint error: If you use a ZConstraint,\n"
1725 +            "\tyou must set zconsTime.\n");
1726 +    painCave.isFatal = 1;
1727 +    simError();
1728 +  }
1729 +
1730 +  //push zconsTol into siminfo, if user does not specify
1731 +  //value for zconsTol, a default value will be used
1732 +  DoubleData* zconsTol = new DoubleData();
1733 +  zconsTol->setID(ZCONSTOL_ID);
1734 +  if (globals->haveZconsTol()){
1735 +    zconsTol->setData(globals->getZconsTol());
1736 +  }
1737 +  else{
1738 +    double defaultZConsTol = 0.01;
1739 +    sprintf(painCave.errMsg,
1740 +            "ZConstraint Warning: Tolerance for z-constraint method is not specified.\n"
1741 +            "\tOOPSE will use a default value of %f.\n"
1742 +            "\tTo set the tolerance, use the zconsTol variable.\n",
1743 +            defaultZConsTol);
1744 +    painCave.isFatal = 0;
1745 +    simError();      
1746 +
1747 +    zconsTol->setData(defaultZConsTol);
1748 +  }
1749 +  theInfo.addProperty(zconsTol);
1750 +
1751 +  //set Force Subtraction Policy
1752 +  StringData* zconsForcePolicy = new StringData();
1753 +  zconsForcePolicy->setID(ZCONSFORCEPOLICY_ID);
1754 +
1755 +  if (globals->haveZconsForcePolicy()){
1756 +    zconsForcePolicy->setData(globals->getZconsForcePolicy());
1757 +  }
1758 +  else{
1759 +    sprintf(painCave.errMsg,
1760 +            "ZConstraint Warning: No force subtraction policy was set.\n"
1761 +            "\tOOPSE will use PolicyByMass.\n"
1762 +            "\tTo set the policy, use the zconsForcePolicy variable.\n");
1763 +    painCave.isFatal = 0;
1764 +    simError();
1765 +    zconsForcePolicy->setData("BYMASS");
1766 +  }
1767 +
1768 +  theInfo.addProperty(zconsForcePolicy);
1769 +
1770 +  //set zcons gap
1771 +  DoubleData* zconsGap = new DoubleData();
1772 +  zconsGap->setID(ZCONSGAP_ID);
1773 +
1774 +  if (globals->haveZConsGap()){
1775 +    zconsGap->setData(globals->getZconsGap());
1776 +    theInfo.addProperty(zconsGap);  
1777 +  }
1778 +
1779 +  //set zcons fixtime
1780 +  DoubleData* zconsFixtime = new DoubleData();
1781 +  zconsFixtime->setID(ZCONSFIXTIME_ID);
1782 +
1783 +  if (globals->haveZConsFixTime()){
1784 +    zconsFixtime->setData(globals->getZconsFixtime());
1785 +    theInfo.addProperty(zconsFixtime);  
1786 +  }
1787 +
1788 +  //set zconsUsingSMD
1789 +  IntData* zconsUsingSMD = new IntData();
1790 +  zconsUsingSMD->setID(ZCONSUSINGSMD_ID);
1791 +
1792 +  if (globals->haveZConsUsingSMD()){
1793 +    zconsUsingSMD->setData(globals->getZconsUsingSMD());
1794 +    theInfo.addProperty(zconsUsingSMD);  
1795 +  }
1796 +
1797 +  //Determine the name of ouput file and add it into SimInfo's property list
1798 +  //Be careful, do not use inFileName, since it is a pointer which
1799 +  //point to a string at master node, and slave nodes do not contain that string
1800 +
1801 +  string zconsOutput(theInfo.finalName);
1802 +
1803 +  zconsOutput = zconsOutput.substr(0, zconsOutput.rfind(".")) + ".fz";
1804 +
1805 +  StringData* zconsFilename = new StringData();
1806 +  zconsFilename->setID(ZCONSFILENAME_ID);
1807 +  zconsFilename->setData(zconsOutput);
1808 +
1809 +  theInfo.addProperty(zconsFilename);
1810 +
1811 +  //setup index, pos and other parameters of z-constraint molecules
1812 +  nZConstraints = globals->getNzConstraints();
1813 +  theInfo.nZconstraints = nZConstraints;
1814 +
1815 +  zconStamp = globals->getZconStamp();
1816 +  ZConsParaItem tempParaItem;
1817 +
1818 +  ZConsParaData* zconsParaData = new ZConsParaData();
1819 +  zconsParaData->setID(ZCONSPARADATA_ID);
1820 +
1821 +  for (int i = 0; i < nZConstraints; i++){
1822 +    tempParaItem.havingZPos = zconStamp[i]->haveZpos();
1823 +    tempParaItem.zPos = zconStamp[i]->getZpos();
1824 +    tempParaItem.zconsIndex = zconStamp[i]->getMolIndex();
1825 +    tempParaItem.kRatio = zconStamp[i]->getKratio();
1826 +    tempParaItem.havingCantVel = zconStamp[i]->haveCantVel();
1827 +    tempParaItem.cantVel = zconStamp[i]->getCantVel();    
1828 +    zconsParaData->addItem(tempParaItem);
1829 +  }
1830 +
1831 +  //check the uniqueness of index  
1832 +  if(!zconsParaData->isIndexUnique()){
1833 +    sprintf(painCave.errMsg,
1834 +            "ZConstraint Error: molIndex is not unique!\n");
1835 +    painCave.isFatal = 1;
1836 +    simError();
1837 +  }
1838 +
1839 +  //sort the parameters by index of molecules
1840 +  zconsParaData->sortByIndex();
1841 +  
1842 +  //push data into siminfo, therefore, we can retrieve later
1843 +  theInfo.addProperty(zconsParaData);
1844   }
1845 +
1846 + void SimSetup::makeMinimizer(){
1847 +
1848 +  OOPSEMinimizer* myOOPSEMinimizer;
1849 +  MinimizerParameterSet* param;
1850 +  char minimizerName[100];
1851 +  
1852 +  for (int i = 0; i < nInfo; i++){
1853 +    
1854 +    //prepare parameter set for minimizer
1855 +    param = new MinimizerParameterSet();
1856 +    param->setDefaultParameter();
1857 +
1858 +    if (globals->haveMinimizer()){
1859 +      param->setFTol(globals->getMinFTol());
1860 +    }
1861 +
1862 +    if (globals->haveMinGTol()){
1863 +      param->setGTol(globals->getMinGTol());
1864 +    }
1865 +
1866 +    if (globals->haveMinMaxIter()){
1867 +      param->setMaxIteration(globals->getMinMaxIter());
1868 +    }
1869 +
1870 +    if (globals->haveMinWriteFrq()){
1871 +      param->setMaxIteration(globals->getMinMaxIter());
1872 +    }
1873 +
1874 +    if (globals->haveMinWriteFrq()){
1875 +      param->setWriteFrq(globals->getMinWriteFrq());
1876 +    }
1877 +    
1878 +    if (globals->haveMinStepSize()){
1879 +      param->setStepSize(globals->getMinStepSize());
1880 +    }
1881 +
1882 +    if (globals->haveMinLSMaxIter()){
1883 +      param->setLineSearchMaxIteration(globals->getMinLSMaxIter());
1884 +    }    
1885 +
1886 +    if (globals->haveMinLSTol()){
1887 +      param->setLineSearchTol(globals->getMinLSTol());
1888 +    }    
1889 +
1890 +    strcpy(minimizerName, globals->getMinimizer());
1891 +
1892 +    if (!strcasecmp(minimizerName, "CG")){
1893 +      myOOPSEMinimizer = new PRCGMinimizer(&(info[i]), the_ff, param);
1894 +    }
1895 +    else if (!strcasecmp(minimizerName, "SD")){
1896 +    //myOOPSEMinimizer = MinimizerFactory.creatMinimizer("", &(info[i]), the_ff, param);
1897 +      myOOPSEMinimizer = new SDMinimizer(&(info[i]), the_ff, param);
1898 +    }
1899 +    else{
1900 +          sprintf(painCave.errMsg,
1901 +                  "SimSetup error: Unrecognized Minimizer, use Conjugate Gradient \n");
1902 +          painCave.isFatal = 0;
1903 +          simError();
1904 +
1905 +      myOOPSEMinimizer = new PRCGMinimizer(&(info[i]), the_ff, param);          
1906 +    }
1907 +     info[i].the_integrator = myOOPSEMinimizer;
1908 +
1909 +     //store the minimizer into simInfo
1910 +     info[i].the_minimizer = myOOPSEMinimizer;
1911 +     info[i].has_minimizer = true;
1912 +  }
1913 +
1914 + }

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