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root/group/trunk/OOPSE/libmdtools/SimSetup.cpp
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Comparing trunk/OOPSE/libmdtools/SimSetup.cpp (file contents):
Revision 378 by mmeineke, Fri Mar 21 17:42:12 2003 UTC vs.
Revision 999 by chrisfen, Fri Jan 30 15:01:09 2004 UTC

# Line 1 | Line 1
1 < #include <cstdlib>
1 > #include <algorithm>
2 > #include <stdlib.h>
3   #include <iostream>
4 < #include <cmath>
5 <
4 > #include <math.h>
5 > #include <string>
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"
# Line 12 | Line 15 | SimSetup::SimSetup(){
15   #include "mpiSimulation.hpp"
16   #endif
17  
18 + // some defines for ensemble and Forcefield  cases
19 +
20 + #define NVE_ENS        0
21 + #define NVT_ENS        1
22 + #define NPTi_ENS       2
23 + #define NPTf_ENS       3
24 + #define NPTxyz_ENS     4
25 +
26 +
27 + #define FF_DUFF  0
28 + #define FF_LJ    1
29 + #define FF_EAM   2
30 + #define FF_H2O 3
31 +
32 + using namespace std;
33 +
34 + /**
35 + * Check whether dividend is divisble by divisor or not
36 + */
37 + bool isDivisible(double dividend, double divisor){
38 +  double tolerance = 0.000001;
39 +  double quotient;
40 +  double diff;
41 +  int intQuotient;
42 +  
43 +  quotient = dividend / divisor;
44 +
45 +  if (quotient < 0)
46 +    quotient = -quotient;
47 +
48 +  intQuotient = int (quotient + tolerance);
49 +
50 +  diff = fabs(fabs(dividend) - intQuotient  * fabs(divisor));
51 +
52 +  if (diff <= tolerance)
53 +    return true;
54 +  else
55 +    return false;  
56 + }
57 +
58   SimSetup::SimSetup(){
59 +  
60 +  initSuspend = false;
61 +  isInfoArray = 0;
62 +  nInfo = 1;
63 +
64    stamps = new MakeStamps();
65    globals = new Globals();
66 <  
66 >
67 >
68   #ifdef IS_MPI
69 <  strcpy( checkPointMsg, "SimSetup creation successful" );
69 >  strcpy(checkPointMsg, "SimSetup creation successful");
70    MPIcheckPoint();
71   #endif // IS_MPI
72   }
# Line 27 | Line 76 | void SimSetup::parseFile( char* fileName ){
76    delete globals;
77   }
78  
79 < void SimSetup::parseFile( char* fileName ){
79 > void SimSetup::setSimInfo(SimInfo* the_info, int theNinfo){
80 >  info = the_info;
81 >  nInfo = theNinfo;
82 >  isInfoArray = 1;
83 >  initSuspend = true;
84 > }
85  
86 +
87 + void SimSetup::parseFile(char* fileName){
88   #ifdef IS_MPI
89 <  if( worldRank == 0 ){
89 >  if (worldRank == 0){
90   #endif // is_mpi
91 <    
91 >
92      inFileName = fileName;
93 <    set_interface_stamps( stamps, globals );
94 <    
93 >    set_interface_stamps(stamps, globals);
94 >
95   #ifdef IS_MPI
96      mpiEventInit();
97   #endif
98  
99 <    yacc_BASS( fileName );
99 >    yacc_BASS(fileName);
100  
101   #ifdef IS_MPI
102      throwMPIEvent(NULL);
103    }
104 <  else receiveParse();
104 >  else{
105 >    receiveParse();
106 >  }
107   #endif
108  
109   }
110  
111   #ifdef IS_MPI
112   void SimSetup::receiveParse(void){
113 <
114 <    set_interface_stamps( stamps, globals );
115 <    mpiEventInit();
116 <    MPIcheckPoint();
59 <    mpiEventLoop();
60 <
113 >  set_interface_stamps(stamps, globals);
114 >  mpiEventInit();
115 >  MPIcheckPoint();
116 >  mpiEventLoop();
117   }
118  
119   #endif // is_mpi
120  
121 < void SimSetup::createSim( void ){
121 > void SimSetup::createSim(void){
122  
123 <  MakeStamps *the_stamps;
68 <  Globals* the_globals;
69 <  int i, j;
123 >  // gather all of the information from the Bass file
124  
125 <  // get the stamps and globals;
72 <  the_stamps = stamps;
73 <  the_globals = globals;
125 >  gatherInfo();
126  
127 <  // set the easy ones first
76 <  simnfo->target_temp = the_globals->getTargetTemp();
77 <  simnfo->dt = the_globals->getDt();
78 <  simnfo->run_time = the_globals->getRunTime();
127 >  // creation of complex system objects
128  
129 <  // get the ones we know are there, yet still may need some work.
81 <  n_components = the_globals->getNComponents();
82 <  strcpy( force_field, the_globals->getForceField() );
83 <  strcpy( ensemble, the_globals->getEnsemble() );
84 <  strcpy( simnfo->ensemble, ensemble );
129 >  sysObjectsCreation();
130  
131 <  strcpy( simnfo->mixingRule, the_globals->getMixingRule() );
87 <  simnfo->usePBC = the_globals->getPBC();
88 <          
131 >  // check on the post processing info
132  
133 +  finalInfoCheck();
134  
135 <  if( !strcmp( force_field, "TraPPE" ) ) the_ff = new TraPPEFF();
92 <  else if( !strcmp( force_field, "DipoleTest" ) ) the_ff = new DipoleTestFF();
93 <  else if( !strcmp( force_field, "TraPPE_Ex" ) ) the_ff = new TraPPE_ExFF();
94 <  else if( !strcmp( force_field, "LJ" ) ) the_ff = new LJ_FF();
95 <  else{
96 <    sprintf( painCave.errMsg,
97 <             "SimSetup Error. Unrecognized force field -> %s\n",
98 <             force_field );
99 <    painCave.isFatal = 1;
100 <    simError();
101 <  }
135 >  // initialize the system coordinates
136  
137 < #ifdef IS_MPI
138 <  strcpy( checkPointMsg, "ForceField creation successful" );
105 <  MPIcheckPoint();
106 < #endif // is_mpi
137 >  if ( !initSuspend ){
138 >    initSystemCoords();
139  
140 <  
140 >    if( !(globals->getUseInitTime()) )
141 >      info[0].currentTime = 0.0;
142 >  }  
143  
144 <  // get the components and calculate the tot_nMol and indvidual n_mol
111 <  the_components = the_globals->getComponents();
112 <  components_nmol = new int[n_components];
113 <  comp_stamps = new MoleculeStamp*[n_components];
144 >  // make the output filenames
145  
146 <  if( !the_globals->haveNMol() ){
116 <    // we don't have the total number of molecules, so we assume it is
117 <    // given in each component
146 >  makeOutNames();
147  
148 <    tot_nmol = 0;
120 <    for( i=0; i<n_components; i++ ){
148 >  // make the integrator
149  
150 <      if( !the_components[i]->haveNMol() ){
123 <        // we have a problem
124 <        sprintf( painCave.errMsg,
125 <                 "SimSetup Error. No global NMol or component NMol"
126 <                 " given. Cannot calculate the number of atoms.\n" );
127 <        painCave.isFatal = 1;
128 <        simError();
129 <      }
150 >  makeIntegrator();
151  
131      tot_nmol += the_components[i]->getNMol();
132      components_nmol[i] = the_components[i]->getNMol();
133    }
134  }
135  else{
136    sprintf( painCave.errMsg,
137             "SimSetup error.\n"
138             "\tSorry, the ability to specify total"
139             " nMols and then give molfractions in the components\n"
140             "\tis not currently supported."
141             " Please give nMol in the components.\n" );
142    painCave.isFatal = 1;
143    simError();
144    
145    
146    //     tot_nmol = the_globals->getNMol();
147    
148    //   //we have the total number of molecules, now we check for molfractions
149    //     for( i=0; i<n_components; i++ ){
150    
151    //       if( !the_components[i]->haveMolFraction() ){
152    
153    //  if( !the_components[i]->haveNMol() ){
154    //    //we have a problem
155    //    std::cerr << "SimSetup error. Neither molFraction nor "
156    //              << " nMol was given in component
157    
158  }
159
152   #ifdef IS_MPI
153 <  strcpy( checkPointMsg, "Have the number of components" );
154 <  MPIcheckPoint();
163 < #endif // is_mpi
153 >  mpiSim->mpiRefresh();
154 > #endif
155  
156 <  // make an array of molecule stamps that match the components used.
166 <  // also extract the used stamps out into a separate linked list
156 >  // initialize the Fortran
157  
158 <  simnfo->nComponents = n_components;
159 <  simnfo->componentsNmol = components_nmol;
170 <  simnfo->compStamps = comp_stamps;
171 <  simnfo->headStamp = new LinkedMolStamp();
172 <  
173 <  char* id;
174 <  LinkedMolStamp* headStamp = simnfo->headStamp;
175 <  LinkedMolStamp* currentStamp = NULL;
176 <  for( i=0; i<n_components; i++ ){
158 >  initFortran();
159 > }
160  
178    id = the_components[i]->getType();
179    comp_stamps[i] = NULL;
180    
181    // check to make sure the component isn't already in the list
161  
162 <    comp_stamps[i] = headStamp->match( id );
163 <    if( comp_stamps[i] == NULL ){
164 <      
165 <      // extract the component from the list;
166 <      
167 <      currentStamp = the_stamps->extractMolStamp( id );
168 <      if( currentStamp == NULL ){
169 <        sprintf( painCave.errMsg,
170 <                 "SimSetup error: Component \"%s\" was not found in the "
171 <                 "list of declared molecules\n",
172 <                 id );
194 <        painCave.isFatal = 1;
195 <        simError();
196 <      }
197 <      
198 <      headStamp->add( currentStamp );
199 <      comp_stamps[i] = headStamp->match( id );
200 <    }
201 <  }
162 > void SimSetup::makeMolecules(void){
163 >  int k;
164 >  int i, j, exI, exJ, tempEx, stampID, atomOffset, excludeOffset;
165 >  molInit molInfo;
166 >  DirectionalAtom* dAtom;
167 >  LinkedAssign* extras;
168 >  LinkedAssign* current_extra;
169 >  AtomStamp* currentAtom;
170 >  BondStamp* currentBond;
171 >  BendStamp* currentBend;
172 >  TorsionStamp* currentTorsion;
173  
174 < #ifdef IS_MPI
175 <  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
176 <  MPIcheckPoint();
206 < #endif // is_mpi
207 <  
174 >  bond_pair* theBonds;
175 >  bend_set* theBends;
176 >  torsion_set* theTorsions;
177  
178 +  //init the forceField paramters
179  
180 +  the_ff->readParams();
181  
211  // caclulate the number of atoms, bonds, bends and torsions
182  
183 <  tot_atoms = 0;
214 <  tot_bonds = 0;
215 <  tot_bends = 0;
216 <  tot_torsions = 0;
217 <  for( i=0; i<n_components; i++ ){
218 <    
219 <    tot_atoms +=    components_nmol[i] * comp_stamps[i]->getNAtoms();
220 <    tot_bonds +=    components_nmol[i] * comp_stamps[i]->getNBonds();
221 <    tot_bends +=    components_nmol[i] * comp_stamps[i]->getNBends();
222 <    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
223 <  }
183 >  // init the atoms
184  
185 <  tot_SRI = tot_bonds + tot_bends + tot_torsions;
185 >  double phi, theta, psi;
186 >  double sux, suy, suz;
187 >  double Axx, Axy, Axz, Ayx, Ayy, Ayz, Azx, Azy, Azz;
188 >  double ux, uy, uz, u, uSqr;
189  
190 <  simnfo->n_atoms = tot_atoms;
191 <  simnfo->n_bonds = tot_bonds;
229 <  simnfo->n_bends = tot_bends;
230 <  simnfo->n_torsions = tot_torsions;
231 <  simnfo->n_SRI = tot_SRI;
232 <  simnfo->n_mol = tot_nmol;
190 >  for (k = 0; k < nInfo; k++){
191 >    the_ff->setSimInfo(&(info[k]));
192  
193 <  
194 < #ifdef IS_MPI
193 >    atomOffset = 0;
194 >    excludeOffset = 0;
195 >    for (i = 0; i < info[k].n_mol; i++){
196 >      stampID = info[k].molecules[i].getStampID();
197  
198 <  // divide the molecules among processors here.
199 <  
200 <  mpiSim = new mpiSimulation( simnfo );
201 <  
202 <  
198 >      molInfo.nAtoms = comp_stamps[stampID]->getNAtoms();
199 >      molInfo.nBonds = comp_stamps[stampID]->getNBonds();
200 >      molInfo.nBends = comp_stamps[stampID]->getNBends();
201 >      molInfo.nTorsions = comp_stamps[stampID]->getNTorsions();
202 >      molInfo.nExcludes = molInfo.nBonds + molInfo.nBends + molInfo.nTorsions;
203  
204 <  globalIndex = mpiSim->divideLabor();
204 >      molInfo.myAtoms = &(info[k].atoms[atomOffset]);
205 >      molInfo.myExcludes = &(info[k].excludes[excludeOffset]);
206 >      molInfo.myBonds = new Bond * [molInfo.nBonds];
207 >      molInfo.myBends = new Bend * [molInfo.nBends];
208 >      molInfo.myTorsions = new Torsion * [molInfo.nTorsions];
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 <  // set up the local variables
217 <  
218 <  int localMol, allMol;
219 <  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
220 <  
221 <  allMol = 0;
222 <  localMol = 0;
254 <  local_atoms = 0;
255 <  local_bonds = 0;
256 <  local_bends = 0;
257 <  local_torsions = 0;
258 <  for( i=0; i<n_components; i++ ){
216 >      for (j = 0; j < molInfo.nAtoms; j++){
217 >        currentAtom = comp_stamps[stampID]->getAtom(j);
218 >        if (currentAtom->haveOrientation()){
219 >          dAtom = new DirectionalAtom((j + atomOffset),
220 >                                      info[k].getConfiguration());
221 >          info[k].n_oriented++;
222 >          molInfo.myAtoms[j] = dAtom;
223  
224 <    for( j=0; j<components_nmol[i]; j++ ){
225 <      
226 <      if( mpiSim->getMyMolStart() <= allMol &&
263 <          allMol <= mpiSim->getMyMolEnd() ){
264 <        
265 <        local_atoms +=    comp_stamps[i]->getNAtoms();
266 <        local_bonds +=    comp_stamps[i]->getNBonds();
267 <        local_bends +=    comp_stamps[i]->getNBends();
268 <        local_torsions += comp_stamps[i]->getNTorsions();
269 <        localMol++;
270 <      }      
271 <      allMol++;
272 <    }
273 <  }
274 <  local_SRI = local_bonds + local_bends + local_torsions;
275 <  
224 >          // Directional Atoms have standard unit vectors which are oriented
225 >          // in space using the three Euler angles.  We assume the standard
226 >          // unit vector was originally along the z axis below.
227  
228 <  simnfo->n_atoms = mpiSim->getMyNlocal();  
229 <  
230 <  if( local_atoms != simnfo->n_atoms ){
231 <    sprintf( painCave.errMsg,
232 <             "SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
233 <             " localAtom (%d) are note equal.\n",
234 <             simnfo->n_atoms,
235 <             local_atoms );
236 <    painCave.isFatal = 1;
237 <    simError();
238 <  }
228 >          phi = currentAtom->getEulerPhi() * M_PI / 180.0;
229 >          theta = currentAtom->getEulerTheta() * M_PI / 180.0;
230 >          psi = currentAtom->getEulerPsi()* M_PI / 180.0;
231 >            
232 >          Axx = (cos(phi) * cos(psi)) - (sin(phi) * cos(theta) * sin(psi));
233 >          Axy = (sin(phi) * cos(psi)) + (cos(phi) * cos(theta) * sin(psi));
234 >          Axz = sin(theta) * sin(psi);
235 >          
236 >          Ayx = -(cos(phi) * sin(psi)) - (sin(phi) * cos(theta) * cos(psi));
237 >          Ayy = -(sin(phi) * sin(psi)) + (cos(phi) * cos(theta) * cos(psi));
238 >          Ayz = sin(theta) * cos(psi);
239 >          
240 >          Azx = sin(phi) * sin(theta);
241 >          Azy = -cos(phi) * sin(theta);
242 >          Azz = cos(theta);
243  
244 <  simnfo->n_bonds = local_bonds;
245 <  simnfo->n_bends = local_bends;
246 <  simnfo->n_torsions = local_torsions;
292 <  simnfo->n_SRI = local_SRI;
293 <  simnfo->n_mol = localMol;
244 >          sux = 0.0;
245 >          suy = 0.0;
246 >          suz = 1.0;
247  
248 <  strcpy( checkPointMsg, "Passed nlocal consistency check." );
249 <  MPIcheckPoint();
250 <  
298 <  
299 < #endif // is_mpi
300 <  
248 >          ux = (Axx * sux) + (Ayx * suy) + (Azx * suz);
249 >          uy = (Axy * sux) + (Ayy * suy) + (Azy * suz);
250 >          uz = (Axz * sux) + (Ayz * suy) + (Azz * suz);
251  
252 <  // create the atom and short range interaction arrays
252 >          uSqr = (ux * ux) + (uy * uy) + (uz * uz);
253  
254 <  Atom::createArrays(simnfo->n_atoms);
255 <  the_atoms = new Atom*[simnfo->n_atoms];
256 <  the_molecules = new Molecule[simnfo->n_mol];
254 >          u = sqrt(uSqr);
255 >          ux = ux / u;
256 >          uy = uy / u;
257 >          uz = uz / u;
258  
259 +          dAtom->setSUx(ux);
260 +          dAtom->setSUy(uy);
261 +          dAtom->setSUz(uz);
262 +        }
263 +        else{
264 +          molInfo.myAtoms[j] = new GeneralAtom((j + atomOffset),
265 +                                               info[k].getConfiguration());
266 +        }
267 +        molInfo.myAtoms[j]->setType(currentAtom->getType());
268  
269 <  if( simnfo->n_SRI ){
310 <    the_sris = new SRI*[simnfo->n_SRI];
311 <    the_excludes = new int[2 * simnfo->n_SRI];
312 <    simnfo->globalExcludes = new int;
313 <    simnfo->n_exclude = tot_SRI;
314 <  }
315 <  else{
316 <    
317 <    the_excludes = new int[2];
318 <    the_excludes[0] = 0;
319 <    the_excludes[1] = 0;
320 <    simnfo->globalExcludes = new int;
321 <    simnfo->globalExcludes[0] = 0;
269 > #ifdef IS_MPI
270  
271 <    simnfo->n_exclude = 1;
324 <  }
271 >        molInfo.myAtoms[j]->setGlobalIndex(globalIndex[j + atomOffset]);
272  
273 <  // set the arrays into the SimInfo object
273 > #endif // is_mpi
274 >      }
275  
276 <  simnfo->atoms = the_atoms;
277 <  simnfo->sr_interactions = the_sris;
278 <  simnfo->nGlobalExcludes = 0;
279 <  simnfo->excludes = the_excludes;
276 >      // make the bonds
277 >      for (j = 0; j < molInfo.nBonds; j++){
278 >        currentBond = comp_stamps[stampID]->getBond(j);
279 >        theBonds[j].a = currentBond->getA() + atomOffset;
280 >        theBonds[j].b = currentBond->getB() + atomOffset;
281  
282 +        exI = theBonds[j].a;
283 +        exJ = theBonds[j].b;
284  
285 <  // get some of the tricky things that may still be in the globals
285 >        // exclude_I must always be the smaller of the pair
286 >        if (exI > exJ){
287 >          tempEx = exI;
288 >          exI = exJ;
289 >          exJ = tempEx;
290 >        }
291 > #ifdef IS_MPI
292 >        tempEx = exI;
293 >        exI = info[k].atoms[tempEx]->getGlobalIndex() + 1;
294 >        tempEx = exJ;
295 >        exJ = info[k].atoms[tempEx]->getGlobalIndex() + 1;
296  
297 <  if( simnfo->n_dipoles ){
297 >        info[k].excludes[j + excludeOffset]->setPair(exI, exJ);
298 > #else  // isn't MPI
299  
300 <    if( !the_globals->haveRRF() ){
301 <      sprintf( painCave.errMsg,
302 <               "SimSetup Error, system has dipoles, but no rRF was set.\n");
303 <      painCave.isFatal = 1;
342 <      simError();
343 <    }
344 <    if( !the_globals->haveDielectric() ){
345 <      sprintf( painCave.errMsg,
346 <               "SimSetup Error, system has dipoles, but no"
347 <               " dielectric was set.\n" );
348 <      painCave.isFatal = 1;
349 <      simError();
350 <    }
300 >        info[k].excludes[j + excludeOffset]->setPair((exI + 1), (exJ + 1));
301 > #endif  //is_mpi
302 >      }
303 >      excludeOffset += molInfo.nBonds;
304  
305 <    simnfo->rRF        = the_globals->getRRF();
306 <    simnfo->dielectric = the_globals->getDielectric();
307 <  }
305 >      //make the bends
306 >      for (j = 0; j < molInfo.nBends; j++){
307 >        currentBend = comp_stamps[stampID]->getBend(j);
308 >        theBends[j].a = currentBend->getA() + atomOffset;
309 >        theBends[j].b = currentBend->getB() + atomOffset;
310 >        theBends[j].c = currentBend->getC() + atomOffset;
311  
312 < #ifdef IS_MPI
313 <  strcpy( checkPointMsg, "rRf and dielectric check out" );
314 <  MPIcheckPoint();
359 < #endif // is_mpi
360 <  
361 <  if( the_globals->haveBox() ){
362 <    simnfo->box_x = the_globals->getBox();
363 <    simnfo->box_y = the_globals->getBox();
364 <    simnfo->box_z = the_globals->getBox();
365 <  }
366 <  else if( the_globals->haveDensity() ){
312 >        if (currentBend->haveExtras()){
313 >          extras = currentBend->getExtras();
314 >          current_extra = extras;
315  
316 <    double vol;
317 <    vol = (double)tot_nmol / the_globals->getDensity();
318 <    simnfo->box_x = pow( vol, ( 1.0 / 3.0 ) );
319 <    simnfo->box_y = simnfo->box_x;
320 <    simnfo->box_z = simnfo->box_x;
321 <  }
322 <  else{
375 <    if( !the_globals->haveBoxX() ){
376 <      sprintf( painCave.errMsg,
377 <               "SimSetup error, no periodic BoxX size given.\n" );
378 <      painCave.isFatal = 1;
379 <      simError();
380 <    }
381 <    simnfo->box_x = the_globals->getBoxX();
316 >          while (current_extra != NULL){
317 >            if (!strcmp(current_extra->getlhs(), "ghostVectorSource")){
318 >              switch (current_extra->getType()){
319 >                case 0:
320 >                  theBends[j].ghost = current_extra->getInt() + atomOffset;
321 >                  theBends[j].isGhost = 1;
322 >                  break;
323  
324 <    if( !the_globals->haveBoxY() ){
325 <      sprintf( painCave.errMsg,
326 <               "SimSetup error, no periodic BoxY size given.\n" );
327 <      painCave.isFatal = 1;
328 <      simError();
388 <    }
389 <    simnfo->box_y = the_globals->getBoxY();
324 >                case 1:
325 >                  theBends[j].ghost = (int) current_extra->getDouble() +
326 >                                      atomOffset;
327 >                  theBends[j].isGhost = 1;
328 >                  break;
329  
330 <    if( !the_globals->haveBoxZ() ){
331 <      sprintf( painCave.errMsg,
332 <               "SimSetup error, no periodic BoxZ size given.\n" );
333 <      painCave.isFatal = 1;
334 <      simError();
335 <    }
336 <    simnfo->box_z = the_globals->getBoxZ();
337 <  }
330 >                default:
331 >                  sprintf(painCave.errMsg,
332 >                          "SimSetup Error: ghostVectorSource was neither a "
333 >                          "double nor an int.\n"
334 >                          "-->Bend[%d] in %s\n",
335 >                          j, comp_stamps[stampID]->getID());
336 >                  painCave.isFatal = 1;
337 >                  simError();
338 >              }
339 >            }
340 >            else{
341 >              sprintf(painCave.errMsg,
342 >                      "SimSetup Error: unhandled bend assignment:\n"
343 >                      "    -->%s in Bend[%d] in %s\n",
344 >                      current_extra->getlhs(), j, comp_stamps[stampID]->getID());
345 >              painCave.isFatal = 1;
346 >              simError();
347 >            }
348  
349 < #ifdef IS_MPI
350 <  strcpy( checkPointMsg, "Box size set up" );
351 <  MPIcheckPoint();
403 < #endif // is_mpi
349 >            current_extra = current_extra->getNext();
350 >          }
351 >        }
352  
353 +        if (!theBends[j].isGhost){
354 +          exI = theBends[j].a;
355 +          exJ = theBends[j].c;
356 +        }
357 +        else{
358 +          exI = theBends[j].a;
359 +          exJ = theBends[j].b;
360 +        }
361  
362 <  // initialize the arrays
362 >        // exclude_I must always be the smaller of the pair
363 >        if (exI > exJ){
364 >          tempEx = exI;
365 >          exI = exJ;
366 >          exJ = tempEx;
367 >        }
368 > #ifdef IS_MPI
369 >        tempEx = exI;
370 >        exI = info[k].atoms[tempEx]->getGlobalIndex() + 1;
371 >        tempEx = exJ;
372 >        exJ = info[k].atoms[tempEx]->getGlobalIndex() + 1;
373  
374 <  the_ff->setSimInfo( simnfo );
374 >        info[k].excludes[j + excludeOffset]->setPair(exI, exJ);
375 > #else  // isn't MPI
376 >        info[k].excludes[j + excludeOffset]->setPair((exI + 1), (exJ + 1));
377 > #endif  //is_mpi
378 >      }
379 >      excludeOffset += molInfo.nBends;
380  
381 <  makeAtoms();
382 <  simnfo->identArray = new int[simnfo->n_atoms];
383 <  for(i=0; i<simnfo->n_atoms; i++){
384 <    simnfo->identArray[i] = the_atoms[i]->getIdent();
385 <  }
386 <  
416 <  if( tot_bonds ){
417 <    makeBonds();
418 <  }
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 <  if( tot_bends ){
389 <    makeBends();
422 <  }
388 >        exI = theTorsions[j].a;
389 >        exJ = theTorsions[j].d;
390  
391 <  if( tot_torsions ){
392 <    makeTorsions();
393 <  }
391 >        // exclude_I must always be the smaller of the pair
392 >        if (exI > exJ){
393 >          tempEx = exI;
394 >          exI = exJ;
395 >          exJ = tempEx;
396 >        }
397 > #ifdef IS_MPI
398 >        tempEx = exI;
399 >        exI = info[k].atoms[tempEx]->getGlobalIndex() + 1;
400 >        tempEx = exJ;
401 >        exJ = info[k].atoms[tempEx]->getGlobalIndex() + 1;
402  
403 +        info[k].excludes[j + excludeOffset]->setPair(exI, exJ);
404 + #else  // isn't MPI
405 +        info[k].excludes[j + excludeOffset]->setPair((exI + 1), (exJ + 1));
406 + #endif  //is_mpi
407 +      }
408 +      excludeOffset += molInfo.nTorsions;
409  
410  
411 +      // send the arrays off to the forceField for init.
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,
417 +                                 theTorsions);
418  
419  
420 < if( the_globals->haveInitialConfig() ){
434 <
435 <     InitializeFromFile* fileInit;
436 < #ifdef IS_MPI // is_mpi
437 <     if( worldRank == 0 ){
438 < #endif //is_mpi
439 <   fileInit = new InitializeFromFile( the_globals->getInitialConfig() );
440 < #ifdef IS_MPI
441 <     }else fileInit = new InitializeFromFile( NULL );
442 < #endif
443 <   fileInit->read_xyz( simnfo ); // default velocities on
420 >      info[k].molecules[i].initialize(molInfo);
421  
445   delete fileInit;
446 }
447 else{
422  
423 < #ifdef IS_MPI
423 >      atomOffset += molInfo.nAtoms;
424 >      delete[] theBonds;
425 >      delete[] theBends;
426 >      delete[] theTorsions;
427 >    }
428 >  }
429  
430 <  // no init from bass
431 <  
432 <  sprintf( painCave.errMsg,
433 <           "Cannot intialize a parallel simulation without an initial configuration file.\n" );
455 <  painCave.isFatal;
456 <  simError();
457 <  
458 < #else
430 > #ifdef IS_MPI
431 >  sprintf(checkPointMsg, "all molecules initialized succesfully");
432 >  MPIcheckPoint();
433 > #endif // is_mpi
434  
435 <  initFromBass();
435 >  // clean up the forcefield
436  
437 +  the_ff->calcRcut();
438 +  the_ff->cleanMe();
439 + }
440  
441 < #endif
442 < }
441 > void SimSetup::initFromBass(void){
442 >  int i, j, k;
443 >  int n_cells;
444 >  double cellx, celly, cellz;
445 >  double temp1, temp2, temp3;
446 >  int n_per_extra;
447 >  int n_extra;
448 >  int have_extra, done;
449  
450 < #ifdef IS_MPI
451 <  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
452 <  MPIcheckPoint();
453 < #endif // is_mpi
450 >  double vel[3];
451 >  vel[0] = 0.0;
452 >  vel[1] = 0.0;
453 >  vel[2] = 0.0;
454  
455 +  temp1 = (double) tot_nmol / 4.0;
456 +  temp2 = pow(temp1, (1.0 / 3.0));
457 +  temp3 = ceil(temp2);
458  
459 <  
460 <
461 <  
459 >  have_extra = 0;
460 >  if (temp2 < temp3){
461 >    // we have a non-complete lattice
462 >    have_extra = 1;
463  
464 <  
465 < #ifdef IS_MPI
466 <  if( worldRank == 0 ){
467 < #endif // is_mpi
468 <    
469 <    if( the_globals->haveFinalConfig() ){
470 <      strcpy( simnfo->finalName, the_globals->getFinalConfig() );
464 >    n_cells = (int) temp3 - 1;
465 >    cellx = info[0].boxL[0] / temp3;
466 >    celly = info[0].boxL[1] / temp3;
467 >    cellz = info[0].boxL[2] / temp3;
468 >    n_extra = tot_nmol - (4 * n_cells * n_cells * n_cells);
469 >    temp1 = ((double) n_extra) / (pow(temp3, 3.0) - pow(n_cells, 3.0));
470 >    n_per_extra = (int) ceil(temp1);
471 >
472 >    if (n_per_extra > 4){
473 >      sprintf(painCave.errMsg,
474 >              "SimSetup error. There has been an error in constructing"
475 >              " the non-complete lattice.\n");
476 >      painCave.isFatal = 1;
477 >      simError();
478      }
484    else{
485      strcpy( simnfo->finalName, inFileName );
486      char* endTest;
487      int nameLength = strlen( simnfo->finalName );
488      endTest = &(simnfo->finalName[nameLength - 5]);
489      if( !strcmp( endTest, ".bass" ) ){
490        strcpy( endTest, ".eor" );
491      }
492      else if( !strcmp( endTest, ".BASS" ) ){
493        strcpy( endTest, ".eor" );
494      }
495      else{
496        endTest = &(simnfo->finalName[nameLength - 4]);
497        if( !strcmp( endTest, ".bss" ) ){
498          strcpy( endTest, ".eor" );
499        }
500        else if( !strcmp( endTest, ".mdl" ) ){
501          strcpy( endTest, ".eor" );
502        }
503        else{
504          strcat( simnfo->finalName, ".eor" );
505        }
506      }
507    }
508    
509    // make the sample and status out names
510    
511    strcpy( simnfo->sampleName, inFileName );
512    char* endTest;
513    int nameLength = strlen( simnfo->sampleName );
514    endTest = &(simnfo->sampleName[nameLength - 5]);
515    if( !strcmp( endTest, ".bass" ) ){
516      strcpy( endTest, ".dump" );
517    }
518    else if( !strcmp( endTest, ".BASS" ) ){
519      strcpy( endTest, ".dump" );
520    }
521    else{
522      endTest = &(simnfo->sampleName[nameLength - 4]);
523      if( !strcmp( endTest, ".bss" ) ){
524        strcpy( endTest, ".dump" );
525      }
526      else if( !strcmp( endTest, ".mdl" ) ){
527        strcpy( endTest, ".dump" );
528      }
529      else{
530        strcat( simnfo->sampleName, ".dump" );
531      }
532    }
533    
534    strcpy( simnfo->statusName, inFileName );
535    nameLength = strlen( simnfo->statusName );
536    endTest = &(simnfo->statusName[nameLength - 5]);
537    if( !strcmp( endTest, ".bass" ) ){
538      strcpy( endTest, ".stat" );
539    }
540    else if( !strcmp( endTest, ".BASS" ) ){
541      strcpy( endTest, ".stat" );
542    }
543    else{
544      endTest = &(simnfo->statusName[nameLength - 4]);
545      if( !strcmp( endTest, ".bss" ) ){
546        strcpy( endTest, ".stat" );
547      }
548      else if( !strcmp( endTest, ".mdl" ) ){
549        strcpy( endTest, ".stat" );
550      }
551      else{
552        strcat( simnfo->statusName, ".stat" );
553      }
554    }
555    
556 #ifdef IS_MPI
479    }
558 #endif // is_mpi
559  
560  // set the status, sample, and themal kick times
561  
562  if( the_globals->haveSampleTime() ){
563    simnfo->sampleTime = the_globals->getSampleTime();
564    simnfo->statusTime = simnfo->sampleTime;
565    simnfo->thermalTime = simnfo->sampleTime;
566  }
480    else{
481 <    simnfo->sampleTime = the_globals->getRunTime();
482 <    simnfo->statusTime = simnfo->sampleTime;
483 <    simnfo->thermalTime = simnfo->sampleTime;
481 >    n_cells = (int) temp3;
482 >    cellx = info[0].boxL[0] / temp3;
483 >    celly = info[0].boxL[1] / temp3;
484 >    cellz = info[0].boxL[2] / temp3;
485    }
486  
487 <  if( the_globals->haveStatusTime() ){
488 <    simnfo->statusTime = the_globals->getStatusTime();
487 >  current_mol = 0;
488 >  current_comp_mol = 0;
489 >  current_comp = 0;
490 >  current_atom_ndx = 0;
491 >
492 >  for (i = 0; i < n_cells ; i++){
493 >    for (j = 0; j < n_cells; j++){
494 >      for (k = 0; k < n_cells; k++){
495 >        makeElement(i * cellx, j * celly, k * cellz);
496 >
497 >        makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly, k * cellz);
498 >
499 >        makeElement(i * cellx, j * celly + 0.5 * celly, k * cellz + 0.5 * cellz);
500 >
501 >        makeElement(i * cellx + 0.5 * cellx, j * celly, k * cellz + 0.5 * cellz);
502 >      }
503 >    }
504    }
505  
506 <  if( the_globals->haveThermalTime() ){
507 <    simnfo->thermalTime = the_globals->getThermalTime();
506 >  if (have_extra){
507 >    done = 0;
508 >
509 >    int start_ndx;
510 >    for (i = 0; i < (n_cells + 1) && !done; i++){
511 >      for (j = 0; j < (n_cells + 1) && !done; j++){
512 >        if (i < n_cells){
513 >          if (j < n_cells){
514 >            start_ndx = n_cells;
515 >          }
516 >          else
517 >            start_ndx = 0;
518 >        }
519 >        else
520 >          start_ndx = 0;
521 >
522 >        for (k = start_ndx; k < (n_cells + 1) && !done; k++){
523 >          makeElement(i * cellx, j * celly, k * cellz);
524 >          done = (current_mol >= tot_nmol);
525 >
526 >          if (!done && n_per_extra > 1){
527 >            makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly,
528 >                        k * cellz);
529 >            done = (current_mol >= tot_nmol);
530 >          }
531 >
532 >          if (!done && n_per_extra > 2){
533 >            makeElement(i * cellx, j * celly + 0.5 * celly,
534 >                        k * cellz + 0.5 * cellz);
535 >            done = (current_mol >= tot_nmol);
536 >          }
537 >
538 >          if (!done && n_per_extra > 3){
539 >            makeElement(i * cellx + 0.5 * cellx, j * celly,
540 >                        k * cellz + 0.5 * cellz);
541 >            done = (current_mol >= tot_nmol);
542 >          }
543 >        }
544 >      }
545 >    }
546    }
547  
548 <  // check for the temperature set flag
548 >  for (i = 0; i < info[0].n_atoms; i++){
549 >    info[0].atoms[i]->setVel(vel);
550 >  }
551 > }
552  
553 <  if( the_globals->haveTempSet() ) simnfo->setTemp = the_globals->getTempSet();
553 > void SimSetup::makeElement(double x, double y, double z){
554 >  int k;
555 >  AtomStamp* current_atom;
556 >  DirectionalAtom* dAtom;
557 >  double rotMat[3][3];
558 >  double pos[3];
559  
560 +  for (k = 0; k < comp_stamps[current_comp]->getNAtoms(); k++){
561 +    current_atom = comp_stamps[current_comp]->getAtom(k);
562 +    if (!current_atom->havePosition()){
563 +      sprintf(painCave.errMsg,
564 +              "SimSetup:initFromBass error.\n"
565 +              "\tComponent %s, atom %s does not have a position specified.\n"
566 +              "\tThe initialization routine is unable to give a start"
567 +              " position.\n",
568 +              comp_stamps[current_comp]->getID(), current_atom->getType());
569 +      painCave.isFatal = 1;
570 +      simError();
571 +    }
572  
573 < //   // make the longe range forces and the integrator
573 >    pos[0] = x + current_atom->getPosX();
574 >    pos[1] = y + current_atom->getPosY();
575 >    pos[2] = z + current_atom->getPosZ();
576  
577 < //   new AllLong( simnfo );
577 >    info[0].atoms[current_atom_ndx]->setPos(pos);
578  
579 <  if( !strcmp( force_field, "TraPPE" ) ) new Verlet( *simnfo, the_ff );
580 <  if( !strcmp( force_field, "DipoleTest" ) ) new Symplectic( simnfo, the_ff );
592 <  if( !strcmp( force_field, "TraPPE_Ex" ) ) new Symplectic( simnfo, the_ff );
593 <  if( !strcmp( force_field, "LJ" ) ) new Verlet( *simnfo, the_ff );
579 >    if (info[0].atoms[current_atom_ndx]->isDirectional()){
580 >      dAtom = (DirectionalAtom *) info[0].atoms[current_atom_ndx];
581  
582 +      rotMat[0][0] = 1.0;
583 +      rotMat[0][1] = 0.0;
584 +      rotMat[0][2] = 0.0;
585  
586 +      rotMat[1][0] = 0.0;
587 +      rotMat[1][1] = 1.0;
588 +      rotMat[1][2] = 0.0;
589  
590 <  // initialize the Fortran
591 <  
592 <  simnfo->refreshSim();
593 <  
594 <  if( !strcmp( simnfo->mixingRule, "standard") ){
595 <    the_ff->initForceField( LB_MIXING_RULE );
590 >      rotMat[2][0] = 0.0;
591 >      rotMat[2][1] = 0.0;
592 >      rotMat[2][2] = 1.0;
593 >
594 >      dAtom->setA(rotMat);
595 >    }
596 >
597 >    current_atom_ndx++;
598    }
599 <  else if( !strcmp( simnfo->mixingRule, "explicit") ){
600 <    the_ff->initForceField( EXPLICIT_MIXING_RULE );
599 >
600 >  current_mol++;
601 >  current_comp_mol++;
602 >
603 >  if (current_comp_mol >= components_nmol[current_comp]){
604 >    current_comp_mol = 0;
605 >    current_comp++;
606    }
607 + }
608 +
609 +
610 + void SimSetup::gatherInfo(void){
611 +  int i;
612 +
613 +  ensembleCase = -1;
614 +  ffCase = -1;
615 +
616 +  // set the easy ones first
617 +
618 +  for (i = 0; i < nInfo; i++){
619 +    info[i].target_temp = globals->getTargetTemp();
620 +    info[i].dt = globals->getDt();
621 +    info[i].run_time = globals->getRunTime();
622 +  }
623 +  n_components = globals->getNComponents();
624 +
625 +
626 +  // get the forceField
627 +
628 +  strcpy(force_field, globals->getForceField());
629 +
630 +  if (!strcasecmp(force_field, "DUFF")){
631 +    ffCase = FF_DUFF;
632 +  }
633 +  else if (!strcasecmp(force_field, "LJ")){
634 +    ffCase = FF_LJ;
635 +  }
636 +  else if (!strcasecmp(force_field, "EAM")){
637 +    ffCase = FF_EAM;
638 +  }
639 +  else if (!strcasecmp(force_field, "WATER")){
640 +    ffCase = FF_H2O;
641 +  }
642    else{
643 <    sprintf( painCave.errMsg,
644 <             "SimSetup Error: unknown mixing rule -> \"%s\"\n",
645 <             simnfo->mixingRule );
646 <    painCave.isFatal = 1;
612 <    simError();
643 >    sprintf(painCave.errMsg, "SimSetup Error. Unrecognized force field -> %s\n",
644 >            force_field);
645 >         painCave.isFatal = 1;
646 >         simError();
647    }
648  
649 +    // get the ensemble
650  
651 < #ifdef IS_MPI
617 <  strcpy( checkPointMsg,
618 <          "Successfully intialized the mixingRule for Fortran." );
619 <  MPIcheckPoint();
620 < #endif // is_mpi
621 < }
651 >  strcpy(ensemble, globals->getEnsemble());
652  
653 < void SimSetup::makeAtoms( void ){
653 >  if (!strcasecmp(ensemble, "NVE")){
654 >    ensembleCase = NVE_ENS;
655 >  }
656 >  else if (!strcasecmp(ensemble, "NVT")){
657 >    ensembleCase = NVT_ENS;
658 >  }
659 >  else if (!strcasecmp(ensemble, "NPTi") || !strcasecmp(ensemble, "NPT")){
660 >    ensembleCase = NPTi_ENS;
661 >  }
662 >  else if (!strcasecmp(ensemble, "NPTf")){
663 >    ensembleCase = NPTf_ENS;
664 >  }
665 >  else if (!strcasecmp(ensemble, "NPTxyz")){
666 >    ensembleCase = NPTxyz_ENS;
667 >  }
668 >  else{
669 >    sprintf(painCave.errMsg,
670 >            "SimSetup Warning. Unrecognized Ensemble -> %s \n"
671 >            "\treverting to NVE for this simulation.\n",
672 >            ensemble);
673 >         painCave.isFatal = 0;
674 >         simError();
675 >         strcpy(ensemble, "NVE");
676 >         ensembleCase = NVE_ENS;
677 >  }  
678  
679 <  int i, j, k, index;
680 <  double ux, uy, uz, uSqr, u;
627 <  AtomStamp* current_atom;
679 >  for (i = 0; i < nInfo; i++){
680 >    strcpy(info[i].ensemble, ensemble);
681  
682 <  DirectionalAtom* dAtom;
630 <  int molIndex, molStart, molEnd, nMemb, lMolIndex;
682 >    // get the mixing rule
683  
684 <  lMolIndex = 0;
685 <  molIndex = 0;
686 <  index = 0;
635 <  for( i=0; i<n_components; i++ ){
684 >    strcpy(info[i].mixingRule, globals->getMixingRule());
685 >    info[i].usePBC = globals->getPBC();
686 >  }
687  
688 <    for( j=0; j<components_nmol[i]; j++ ){
688 >  // get the components and calculate the tot_nMol and indvidual n_mol
689  
690 < #ifdef IS_MPI
691 <      if( mpiSim->getMyMolStart() <= molIndex &&
641 <          molIndex <= mpiSim->getMyMolEnd() ){
642 < #endif // is_mpi        
690 >  the_components = globals->getComponents();
691 >  components_nmol = new int[n_components];
692  
644        molStart = index;
645        nMemb = comp_stamps[i]->getNAtoms();
646        for( k=0; k<comp_stamps[i]->getNAtoms(); k++ ){
647          
648          current_atom = comp_stamps[i]->getAtom( k );
649          if( current_atom->haveOrientation() ){
650            
651            dAtom = new DirectionalAtom(index);
652            simnfo->n_oriented++;
653            the_atoms[index] = dAtom;
654            
655            ux = current_atom->getOrntX();
656            uy = current_atom->getOrntY();
657            uz = current_atom->getOrntZ();
658            
659            uSqr = (ux * ux) + (uy * uy) + (uz * uz);
660            
661            u = sqrt( uSqr );
662            ux = ux / u;
663            uy = uy / u;
664            uz = uz / u;
665            
666            dAtom->setSUx( ux );
667            dAtom->setSUy( uy );
668            dAtom->setSUz( uz );
669          }
670          else{
671            the_atoms[index] = new GeneralAtom(index);
672          }
673          the_atoms[index]->setType( current_atom->getType() );
674          the_atoms[index]->setIndex( index );
675          
676          // increment the index and repeat;
677          index++;
678        }
679        
680        molEnd = index -1;
681        the_molecules[lMolIndex].setNMembers( nMemb );
682        the_molecules[lMolIndex].setStartAtom( molStart );
683        the_molecules[lMolIndex].setEndAtom( molEnd );
684        the_molecules[lMolIndex].setStampID( i );
685        lMolIndex++;
693  
694 < #ifdef IS_MPI
694 >  if (!globals->haveNMol()){
695 >    // we don't have the total number of molecules, so we assume it is
696 >    // given in each component
697 >
698 >    tot_nmol = 0;
699 >    for (i = 0; i < n_components; i++){
700 >      if (!the_components[i]->haveNMol()){
701 >        // we have a problem
702 >        sprintf(painCave.errMsg,
703 >                "SimSetup Error. No global NMol or component NMol given.\n"
704 >                "\tCannot calculate the number of atoms.\n");
705 >        painCave.isFatal = 1;
706 >        simError();
707        }
708 < #endif //is_mpi
709 <      
710 <      molIndex++;
708 >
709 >      tot_nmol += the_components[i]->getNMol();
710 >      components_nmol[i] = the_components[i]->getNMol();
711      }
712    }
713 +  else{
714 +    sprintf(painCave.errMsg,
715 +            "SimSetup error.\n"
716 +            "\tSorry, the ability to specify total"
717 +            " nMols and then give molfractions in the components\n"
718 +            "\tis not currently supported."
719 +            " Please give nMol in the components.\n");
720 +    painCave.isFatal = 1;
721 +    simError();
722 +  }
723  
724 < #ifdef IS_MPI
725 <    for( i=0; i<mpiSim->getMyNlocal(); i++ ) the_atoms[i]->setGlobalIndex( globalIndex[i] );
726 <    
727 <    delete[] globalIndex;
724 >  //check whether sample time, status time, thermal time and reset time are divisble by dt
725 >  if (!isDivisible(globals->getSampleTime(), globals->getDt())){
726 >    sprintf(painCave.errMsg,
727 >            "Sample time is not divisible by dt.\n"
728 >            "\tThis will result in samples that are not uniformly\n"
729 >            "\tdistributed in time.  If this is a problem, change\n"
730 >            "\tyour sampleTime variable.\n");
731 >    painCave.isFatal = 0;
732 >    simError();    
733 >  }
734  
735 <    mpiSim->mpiRefresh();
736 < #endif //IS_MPI
737 <          
738 <  the_ff->initializeAtoms();
739 < }
735 >  if (globals->haveStatusTime() && !isDivisible(globals->getSampleTime(), globals->getDt())){
736 >    sprintf(painCave.errMsg,
737 >            "Status time is not divisible by dt.\n"
738 >            "\tThis will result in status reports that are not uniformly\n"
739 >            "\tdistributed in time.  If this is a problem, change \n"
740 >            "\tyour statusTime variable.\n");
741 >    painCave.isFatal = 0;
742 >    simError();    
743 >  }
744  
745 < void SimSetup::makeBonds( void ){
745 >  if (globals->haveThermalTime() && !isDivisible(globals->getThermalTime(), globals->getDt())){
746 >    sprintf(painCave.errMsg,
747 >            "Thermal time is not divisible by dt.\n"
748 >            "\tThis will result in thermalizations that are not uniformly\n"
749 >            "\tdistributed in time.  If this is a problem, change \n"
750 >            "\tyour thermalTime variable.\n");
751 >    painCave.isFatal = 0;
752 >    simError();    
753 >  }  
754  
755 <  int i, j, k, index, offset, molIndex, exI, exJ, tempEx;
756 <  bond_pair* the_bonds;
757 <  BondStamp* current_bond;
755 >  if (globals->haveResetTime() && !isDivisible(globals->getResetTime(), globals->getDt())){
756 >    sprintf(painCave.errMsg,
757 >            "Reset time is not divisible by dt.\n"
758 >            "\tThis will result in integrator resets that are not uniformly\n"
759 >            "\tdistributed in time.  If this is a problem, change\n"
760 >            "\tyour resetTime variable.\n");
761 >    painCave.isFatal = 0;
762 >    simError();    
763 >  }
764  
765 <  the_bonds = new bond_pair[tot_bonds];
713 <  index = 0;
714 <  offset = 0;
715 <  molIndex = 0;
765 >  // set the status, sample, and thermal kick times
766  
767 <  for( i=0; i<n_components; i++ ){
767 >  for (i = 0; i < nInfo; i++){
768 >    if (globals->haveSampleTime()){
769 >      info[i].sampleTime = globals->getSampleTime();
770 >      info[i].statusTime = info[i].sampleTime;
771 >      info[i].thermalTime = info[i].sampleTime;
772 >    }
773 >    else{
774 >      info[i].sampleTime = globals->getRunTime();
775 >      info[i].statusTime = info[i].sampleTime;
776 >      info[i].thermalTime = info[i].sampleTime;
777 >    }
778  
779 <    for( j=0; j<components_nmol[i]; j++ ){
779 >    if (globals->haveStatusTime()){
780 >      info[i].statusTime = globals->getStatusTime();
781 >    }
782  
783 < #ifdef IS_MPI
784 <      if( mpiSim->getMyMolStart() <= molIndex &&
785 <          molIndex <= mpiSim->getMyMolEnd() ){
724 < #endif // is_mpi        
725 <        
726 <        for( k=0; k<comp_stamps[i]->getNBonds(); k++ ){
727 <          
728 <          current_bond = comp_stamps[i]->getBond( k );
729 <          the_bonds[index].a = current_bond->getA() + offset;
730 <          the_bonds[index].b = current_bond->getB() + offset;
783 >    if (globals->haveThermalTime()){
784 >      info[i].thermalTime = globals->getThermalTime();
785 >    }
786  
787 <          exI = the_bonds[index].a;
788 <          exJ = the_bonds[index].b;
787 >    info[i].resetIntegrator = 0;
788 >    if( globals->haveResetTime() ){
789 >      info[i].resetTime = globals->getResetTime();
790 >      info[i].resetIntegrator = 1;
791 >    }
792  
793 <          // exclude_I must always be the smaller of the pair
794 <          if( exI > exJ ){
795 <            tempEx = exI;
796 <            exI = exJ;
739 <            exJ = tempEx;
740 <          }
793 >    // check for the temperature set flag
794 >    
795 >    if (globals->haveTempSet())
796 >      info[i].setTemp = globals->getTempSet();
797  
798 <          
743 < #ifdef IS_MPI
798 >    // check for the extended State init
799  
800 <          the_excludes[index*2] =    
801 <            the_atoms[exI]->getGlobalIndex() + 1;
802 <          the_excludes[index*2 + 1] =
748 <            the_atoms[exJ]->getGlobalIndex() + 1;
749 <
750 < #else  // isn't MPI
751 <          
752 <          the_excludes[index*2] =     exI + 1;
753 <          the_excludes[index*2 + 1] = exJ + 1;
754 <          // fortran index from 1 (hence the +1 in the indexing)
755 < #endif  //is_mpi
756 <          
757 <          // increment the index and repeat;
758 <          index++;
759 <        }
760 <        offset += comp_stamps[i]->getNAtoms();
761 <        
762 < #ifdef IS_MPI
763 <      }
764 < #endif //is_mpi
765 <      
766 <      molIndex++;
767 <    }      
800 >    info[i].useInitXSstate = globals->getUseInitXSstate();
801 >    info[i].orthoTolerance = globals->getOrthoBoxTolerance();
802 >    
803    }
769
770  the_ff->initializeBonds( the_bonds );
771 }
772
773 void SimSetup::makeBends( void ){
774
775  int i, j, k, index, offset, molIndex, exI, exJ, tempEx;
776  bend_set* the_bends;
777  BendStamp* current_bend;
778  LinkedAssign* extras;
779  LinkedAssign* current_extra;
804    
805 +  //setup seed for random number generator
806 +  int seedValue;
807  
808 <  the_bends = new bend_set[tot_bends];
809 <  index = 0;
784 <  offset = 0;
785 <  molIndex = 0;
786 <  for( i=0; i<n_components; i++ ){
808 >  if (globals->haveSeed()){
809 >    seedValue = globals->getSeed();
810  
811 <    for( j=0; j<components_nmol[i]; j++ ){
811 >    if(seedValue / 1E9 == 0){
812 >      sprintf(painCave.errMsg,
813 >              "Seed for sprng library should contain at least 9 digits\n"
814 >              "OOPSE will generate a seed for user\n");
815 >      painCave.isFatal = 0;
816 >      simError();
817  
818 < #ifdef IS_MPI
819 <      if( mpiSim->getMyMolStart() <= molIndex &&
820 <          molIndex <= mpiSim->getMyMolEnd() ){
821 < #endif // is_mpi        
822 <
823 <        for( k=0; k<comp_stamps[i]->getNBends(); k++ ){
796 <          
797 <          current_bend = comp_stamps[i]->getBend( k );
798 <          the_bends[index].a = current_bend->getA() + offset;
799 <          the_bends[index].b = current_bend->getB() + offset;
800 <          the_bends[index].c = current_bend->getC() + offset;
801 <          
802 <          if( current_bend->haveExtras() ){
803 <            
804 <            extras = current_bend->getExtras();
805 <            current_extra = extras;
806 <            
807 <            while( current_extra != NULL ){
808 <              if( !strcmp( current_extra->getlhs(), "ghostVectorSource" )){
809 <                
810 <                switch( current_extra->getType() ){
811 <                  
812 <                case 0:
813 <                  the_bends[index].ghost =
814 <                    current_extra->getInt() + offset;
815 <                  the_bends[index].isGhost = 1;
816 <                  break;
817 <                  
818 <                case 1:
819 <                  the_bends[index].ghost =
820 <                    (int)current_extra->getDouble() + offset;
821 <                  the_bends[index].isGhost = 1;
822 <                  break;
823 <                  
824 <                default:
825 <                  sprintf( painCave.errMsg,
826 <                           "SimSetup Error: ghostVectorSource was neiter a "
827 <                           "double nor an int.\n"
828 <                           "-->Bend[%d] in %s\n",
829 <                           k, comp_stamps[i]->getID() );
830 <                  painCave.isFatal = 1;
831 <                  simError();
832 <                }
833 <              }
834 <              
835 <              else{
836 <                
837 <                sprintf( painCave.errMsg,
838 <                         "SimSetup Error: unhandled bend assignment:\n"
839 <                         "    -->%s in Bend[%d] in %s\n",
840 <                         current_extra->getlhs(),
841 <                         k, comp_stamps[i]->getID() );
842 <                painCave.isFatal = 1;
843 <                simError();
844 <              }
845 <              
846 <              current_extra = current_extra->getNext();
847 <            }
848 <          }
849 <          
850 <          if( !the_bends[index].isGhost ){
851 <            
852 <            exI = the_bends[index].a;
853 <            exJ = the_bends[index].c;
854 <          }
855 <          else{
856 <            
857 <            exI = the_bends[index].a;
858 <            exJ = the_bends[index].b;
859 <          }
860 <          
861 <          // exclude_I must always be the smaller of the pair
862 <          if( exI > exJ ){
863 <            tempEx = exI;
864 <            exI = exJ;
865 <            exJ = tempEx;
866 <          }
867 <
868 <
869 < #ifdef IS_MPI
870 <
871 <          the_excludes[(index + tot_bonds)*2] =    
872 <            the_atoms[exI]->getGlobalIndex() + 1;
873 <          the_excludes[(index + tot_bonds)*2 + 1] =
874 <            the_atoms[exJ]->getGlobalIndex() + 1;
875 <          
876 < #else  // isn't MPI
877 <          
878 <          the_excludes[(index + tot_bonds)*2] =     exI + 1;
879 <          the_excludes[(index + tot_bonds)*2 + 1] = exJ + 1;
880 <          // fortran index from 1 (hence the +1 in the indexing)
881 < #endif  //is_mpi
882 <          
883 <          
884 <          // increment the index and repeat;
885 <          index++;
886 <        }
887 <        offset += comp_stamps[i]->getNAtoms();
888 <        
889 < #ifdef IS_MPI
818 >      //using seed generated by system instead of invalid seed set by user
819 > #ifndef IS_MPI
820 >      seedValue = make_sprng_seed();
821 > #else
822 >      if (worldRank == 0){
823 >        seedValue = make_sprng_seed();
824        }
825 < #endif //is_mpi
826 <
893 <      molIndex++;
825 >      MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
826 > #endif      
827      }
828 +  }//end of if branch of globals->haveSeed()
829 +  else{
830 +    
831 + #ifndef IS_MPI
832 +    seedValue = make_sprng_seed();
833 + #else
834 +    if (worldRank == 0){
835 +      seedValue = make_sprng_seed();
836 +    }
837 +    MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
838 + #endif
839 +  }//end of globals->haveSeed()
840 +
841 +  for (int i = 0; i < nInfo; i++){
842 +    info[i].setSeed(seedValue);
843    }
844  
845   #ifdef IS_MPI
846 <  sprintf( checkPointMsg,
899 <           "Successfully created the bends list.\n" );
846 >  strcpy(checkPointMsg, "Successfully gathered all information from Bass\n");
847    MPIcheckPoint();
848   #endif // is_mpi
902  
903
904  the_ff->initializeBends( the_bends );
849   }
850  
907 void SimSetup::makeTorsions( void ){
851  
852 <  int i, j, k, index, offset, molIndex, exI, exJ, tempEx;
853 <  torsion_set* the_torsions;
854 <  TorsionStamp* current_torsion;
855 <
913 <  the_torsions = new torsion_set[tot_torsions];
914 <  index = 0;
915 <  offset = 0;
916 <  molIndex = 0;
917 <  for( i=0; i<n_components; i++ ){
918 <
919 <    for( j=0; j<components_nmol[i]; j++ ){
852 > void SimSetup::finalInfoCheck(void){
853 >  int index;
854 >  int usesDipoles;
855 >  int i;
856  
857 +  for (i = 0; i < nInfo; i++){
858 +    // check electrostatic parameters
859 +
860 +    index = 0;
861 +    usesDipoles = 0;
862 +    while ((index < info[i].n_atoms) && !usesDipoles){
863 +      usesDipoles = (info[i].atoms[index])->hasDipole();
864 +      index++;
865 +    }
866 +
867   #ifdef IS_MPI
868 <      if( mpiSim->getMyMolStart() <= molIndex &&
869 <          molIndex <= mpiSim->getMyMolEnd() ){
870 < #endif // is_mpi        
868 >    int myUse = usesDipoles;
869 >    MPI_Allreduce(&myUse, &usesDipoles, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
870 > #endif //is_mpi
871  
872 <      for( k=0; k<comp_stamps[i]->getNTorsions(); k++ ){
872 >    double theEcr, theEst;
873  
874 <        current_torsion = comp_stamps[i]->getTorsion( k );
875 <        the_torsions[index].a = current_torsion->getA() + offset;
930 <        the_torsions[index].b = current_torsion->getB() + offset;
931 <        the_torsions[index].c = current_torsion->getC() + offset;
932 <        the_torsions[index].d = current_torsion->getD() + offset;
874 >    if (globals->getUseRF()){
875 >      info[i].useReactionField = 1;
876  
877 <        exI = the_torsions[index].a;
878 <        exJ = the_torsions[index].d;
877 >      if (!globals->haveECR()){
878 >        sprintf(painCave.errMsg,
879 >                "SimSetup Warning: No value was set for electrostaticCutoffRadius.\n"
880 >                "\tOOPSE will use a default value of 15.0 angstroms"
881 >                "\tfor the electrostaticCutoffRadius.\n");
882 >        painCave.isFatal = 0;
883 >        simError();
884 >        theEcr = 15.0;
885 >      }
886 >      else{
887 >        theEcr = globals->getECR();
888 >      }
889  
890 <        
891 <        // exclude_I must always be the smaller of the pair
892 <        if( exI > exJ ){
893 <          tempEx = exI;
894 <          exI = exJ;
895 <          exJ = tempEx;
896 <        }
890 >      if (!globals->haveEST()){
891 >        sprintf(painCave.errMsg,
892 >                "SimSetup Warning: No value was set for electrostaticSkinThickness.\n"
893 >                "\tOOPSE will use a default value of\n"
894 >                "\t0.05 * electrostaticCutoffRadius\n"
895 >                "\tfor the electrostaticSkinThickness\n");
896 >        painCave.isFatal = 0;
897 >        simError();
898 >        theEst = 0.05 * theEcr;
899 >      }
900 >      else{
901 >        theEst = globals->getEST();
902 >      }
903  
904 +      info[i].setDefaultEcr(theEcr, theEst);
905  
906 < #ifdef IS_MPI
906 >      if (!globals->haveDielectric()){
907 >        sprintf(painCave.errMsg,
908 >                "SimSetup Error: No Dielectric constant was set.\n"
909 >                "\tYou are trying to use Reaction Field without"
910 >                "\tsetting a dielectric constant!\n");
911 >        painCave.isFatal = 1;
912 >        simError();
913 >      }
914 >      info[i].dielectric = globals->getDielectric();
915 >    }
916 >    else{
917 >      if (usesDipoles){
918 >        if (!globals->haveECR()){
919 >          sprintf(painCave.errMsg,
920 >                  "SimSetup Warning: No value was set for electrostaticCutoffRadius.\n"
921 >                  "\tOOPSE will use a default value of 15.0 angstroms"
922 >                  "\tfor the electrostaticCutoffRadius.\n");
923 >          painCave.isFatal = 0;
924 >          simError();
925 >          theEcr = 15.0;
926 >        }
927 >        else{
928 >          theEcr = globals->getECR();
929 >        }
930          
931 <        the_excludes[(index + tot_bonds + tot_bends)*2] =    
932 <          the_atoms[exI]->getGlobalIndex() + 1;
933 <        the_excludes[(index + tot_bonds + tot_bends)*2 + 1] =
934 <          the_atoms[exJ]->getGlobalIndex() + 1;
931 >        if (!globals->haveEST()){
932 >          sprintf(painCave.errMsg,
933 >                  "SimSetup Warning: No value was set for electrostaticSkinThickness.\n"
934 >                  "\tOOPSE will use a default value of\n"
935 >                  "\t0.05 * electrostaticCutoffRadius\n"
936 >                  "\tfor the electrostaticSkinThickness\n");
937 >          painCave.isFatal = 0;
938 >          simError();
939 >          theEst = 0.05 * theEcr;
940 >        }
941 >        else{
942 >          theEst = globals->getEST();
943 >        }
944          
945 < #else  // isn't MPI
954 <        
955 <        the_excludes[(index + tot_bonds + tot_bends)*2] =     exI + 1;
956 <        the_excludes[(index + tot_bonds + tot_bends)*2 + 1] = exJ + 1;
957 <        // fortran indexes from 1 (hence the +1 in the indexing)
958 < #endif  //is_mpi
959 <        
960 <
961 <        // increment the index and repeat;
962 <        index++;
945 >        info[i].setDefaultEcr(theEcr, theEst);
946        }
964      offset += comp_stamps[i]->getNAtoms();
965
966 #ifdef IS_MPI
967      }
968 #endif //is_mpi      
969
970      molIndex++;
947      }
948    }
949 <
950 <  the_ff->initializeTorsions( the_torsions );
949 > #ifdef IS_MPI
950 >  strcpy(checkPointMsg, "post processing checks out");
951 >  MPIcheckPoint();
952 > #endif // is_mpi
953   }
954 +  
955 + void SimSetup::initSystemCoords(void){
956 +  int i;
957  
958 < void SimSetup::initFromBass( void ){
958 >  char* inName;
959  
960 <  int i, j, k;
980 <  int n_cells;
981 <  double cellx, celly, cellz;
982 <  double temp1, temp2, temp3;
983 <  int n_per_extra;
984 <  int n_extra;
985 <  int have_extra, done;
960 >  (info[0].getConfiguration())->createArrays(info[0].n_atoms);
961  
962 <  temp1 = (double)tot_nmol / 4.0;
963 <  temp2 = pow( temp1, ( 1.0 / 3.0 ) );
989 <  temp3 = ceil( temp2 );
962 >  for (i = 0; i < info[0].n_atoms; i++)
963 >    info[0].atoms[i]->setCoords();
964  
965 <  have_extra =0;
966 <  if( temp2 < temp3 ){ // we have a non-complete lattice
967 <    have_extra =1;
968 <
969 <    n_cells = (int)temp3 - 1;
970 <    cellx = simnfo->box_x / temp3;
971 <    celly = simnfo->box_y / temp3;
972 <    cellz = simnfo->box_z / temp3;
999 <    n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
1000 <    temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
1001 <    n_per_extra = (int)ceil( temp1 );
1002 <
1003 <    if( n_per_extra > 4){
1004 <      sprintf( painCave.errMsg,
1005 <               "SimSetup error. There has been an error in constructing"
1006 <               " the non-complete lattice.\n" );
1007 <      painCave.isFatal = 1;
1008 <      simError();
965 >  if (globals->haveInitialConfig()){
966 >    InitializeFromFile* fileInit;
967 > #ifdef IS_MPI // is_mpi
968 >    if (worldRank == 0){
969 > #endif //is_mpi
970 >      inName = globals->getInitialConfig();
971 >      fileInit = new InitializeFromFile(inName);
972 > #ifdef IS_MPI
973      }
974 +    else
975 +      fileInit = new InitializeFromFile(NULL);
976 + #endif
977 +    fileInit->readInit(info); // default velocities on
978 +
979 +    delete fileInit;
980    }
981    else{
982 <    n_cells = (int)temp3;
983 <    cellx = simnfo->box_x / temp3;
984 <    celly = simnfo->box_y / temp3;
985 <    cellz = simnfo->box_z / temp3;
982 >    
983 >    // no init from bass
984 >    
985 >    sprintf(painCave.errMsg,
986 >            "Cannot intialize a simulation without an initial configuration file.\n");
987 >    painCave.isFatal = 1;;
988 >    simError();
989 >    
990    }
991  
992 <  current_mol = 0;
993 <  current_comp_mol = 0;
994 <  current_comp = 0;
995 <  current_atom_ndx = 0;
992 > #ifdef IS_MPI
993 >  strcpy(checkPointMsg, "Successfully read in the initial configuration");
994 >  MPIcheckPoint();
995 > #endif // is_mpi
996 > }
997  
1023  for( i=0; i < n_cells ; i++ ){
1024    for( j=0; j < n_cells; j++ ){
1025      for( k=0; k < n_cells; k++ ){
998  
999 <        makeElement( i * cellx,
1000 <                     j * celly,
1029 <                     k * cellz );
999 > void SimSetup::makeOutNames(void){
1000 >  int k;
1001  
1031        makeElement( i * cellx + 0.5 * cellx,
1032                     j * celly + 0.5 * celly,
1033                     k * cellz );
1002  
1003 <        makeElement( i * cellx,
1004 <                     j * celly + 0.5 * celly,
1005 <                     k * cellz + 0.5 * cellz );
1003 >  for (k = 0; k < nInfo; k++){
1004 > #ifdef IS_MPI
1005 >    if (worldRank == 0){
1006 > #endif // is_mpi
1007  
1008 <        makeElement( i * cellx + 0.5 * cellx,
1009 <                     j * celly,
1041 <                     k * cellz + 0.5 * cellz );
1008 >      if (globals->haveFinalConfig()){
1009 >        strcpy(info[k].finalName, globals->getFinalConfig());
1010        }
1011 +      else{
1012 +        strcpy(info[k].finalName, inFileName);
1013 +        char* endTest;
1014 +        int nameLength = strlen(info[k].finalName);
1015 +        endTest = &(info[k].finalName[nameLength - 5]);
1016 +        if (!strcmp(endTest, ".bass")){
1017 +          strcpy(endTest, ".eor");
1018 +        }
1019 +        else if (!strcmp(endTest, ".BASS")){
1020 +          strcpy(endTest, ".eor");
1021 +        }
1022 +        else{
1023 +          endTest = &(info[k].finalName[nameLength - 4]);
1024 +          if (!strcmp(endTest, ".bss")){
1025 +            strcpy(endTest, ".eor");
1026 +          }
1027 +          else if (!strcmp(endTest, ".mdl")){
1028 +            strcpy(endTest, ".eor");
1029 +          }
1030 +          else{
1031 +            strcat(info[k].finalName, ".eor");
1032 +          }
1033 +        }
1034 +      }
1035 +
1036 +      // make the sample and status out names
1037 +
1038 +      strcpy(info[k].sampleName, inFileName);
1039 +      char* endTest;
1040 +      int nameLength = strlen(info[k].sampleName);
1041 +      endTest = &(info[k].sampleName[nameLength - 5]);
1042 +      if (!strcmp(endTest, ".bass")){
1043 +        strcpy(endTest, ".dump");
1044 +      }
1045 +      else if (!strcmp(endTest, ".BASS")){
1046 +        strcpy(endTest, ".dump");
1047 +      }
1048 +      else{
1049 +        endTest = &(info[k].sampleName[nameLength - 4]);
1050 +        if (!strcmp(endTest, ".bss")){
1051 +          strcpy(endTest, ".dump");
1052 +        }
1053 +        else if (!strcmp(endTest, ".mdl")){
1054 +          strcpy(endTest, ".dump");
1055 +        }
1056 +        else{
1057 +          strcat(info[k].sampleName, ".dump");
1058 +        }
1059 +      }
1060 +
1061 +      strcpy(info[k].statusName, inFileName);
1062 +      nameLength = strlen(info[k].statusName);
1063 +      endTest = &(info[k].statusName[nameLength - 5]);
1064 +      if (!strcmp(endTest, ".bass")){
1065 +        strcpy(endTest, ".stat");
1066 +      }
1067 +      else if (!strcmp(endTest, ".BASS")){
1068 +        strcpy(endTest, ".stat");
1069 +      }
1070 +      else{
1071 +        endTest = &(info[k].statusName[nameLength - 4]);
1072 +        if (!strcmp(endTest, ".bss")){
1073 +          strcpy(endTest, ".stat");
1074 +        }
1075 +        else if (!strcmp(endTest, ".mdl")){
1076 +          strcpy(endTest, ".stat");
1077 +        }
1078 +        else{
1079 +          strcat(info[k].statusName, ".stat");
1080 +        }
1081 +      }
1082 +
1083 + #ifdef IS_MPI
1084 +
1085      }
1086 + #endif // is_mpi
1087    }
1088 + }
1089  
1046  if( have_extra ){
1047    done = 0;
1090  
1091 <    int start_ndx;
1092 <    for( i=0; i < (n_cells+1) && !done; i++ ){
1051 <      for( j=0; j < (n_cells+1) && !done; j++ ){
1091 > void SimSetup::sysObjectsCreation(void){
1092 >  int i, k;
1093  
1094 <        if( i < n_cells ){
1094 >  // create the forceField
1095 >
1096 >  createFF();
1097 >
1098 >  // extract componentList
1099 >
1100 >  compList();
1101 >
1102 >  // calc the number of atoms, bond, bends, and torsions
1103 >
1104 >  calcSysValues();
1105 >
1106 > #ifdef IS_MPI
1107 >  // divide the molecules among the processors
1108 >
1109 >  mpiMolDivide();
1110 > #endif //is_mpi
1111 >
1112 >  // create the atom and SRI arrays. Also initialize Molecule Stamp ID's
1113 >
1114 >  makeSysArrays();
1115 >
1116 >  // make and initialize the molecules (all but atomic coordinates)
1117 >
1118 >  makeMolecules();
1119 >
1120 >  for (k = 0; k < nInfo; k++){
1121 >    info[k].identArray = new int[info[k].n_atoms];
1122 >    for (i = 0; i < info[k].n_atoms; i++){
1123 >      info[k].identArray[i] = info[k].atoms[i]->getIdent();
1124 >    }
1125 >  }
1126 > }
1127  
1055          if( j < n_cells ){
1056            start_ndx = n_cells;
1057          }
1058          else start_ndx = 0;
1059        }
1060        else start_ndx = 0;
1128  
1129 <        for( k=start_ndx; k < (n_cells+1) && !done; k++ ){
1129 > void SimSetup::createFF(void){
1130 >  switch (ffCase){
1131 >    case FF_DUFF:
1132 >      the_ff = new DUFF();
1133 >      break;
1134  
1135 <          makeElement( i * cellx,
1136 <                       j * celly,
1137 <                       k * cellz );
1067 <          done = ( current_mol >= tot_nmol );
1135 >    case FF_LJ:
1136 >      the_ff = new LJFF();
1137 >      break;
1138  
1139 <          if( !done && n_per_extra > 1 ){
1140 <            makeElement( i * cellx + 0.5 * cellx,
1141 <                         j * celly + 0.5 * celly,
1072 <                         k * cellz );
1073 <            done = ( current_mol >= tot_nmol );
1074 <          }
1139 >    case FF_EAM:
1140 >      the_ff = new EAM_FF();
1141 >      break;
1142  
1143 <          if( !done && n_per_extra > 2){
1144 <            makeElement( i * cellx,
1145 <                         j * celly + 0.5 * celly,
1079 <                         k * cellz + 0.5 * cellz );
1080 <            done = ( current_mol >= tot_nmol );
1081 <          }
1143 >    case FF_H2O:
1144 >      the_ff = new WATER();
1145 >      break;
1146  
1147 <          if( !done && n_per_extra > 3){
1148 <            makeElement( i * cellx + 0.5 * cellx,
1149 <                         j * celly,
1150 <                         k * cellz + 0.5 * cellz );
1151 <            done = ( current_mol >= tot_nmol );
1152 <          }
1153 <        }
1147 >    default:
1148 >      sprintf(painCave.errMsg,
1149 >              "SimSetup Error. Unrecognized force field in case statement.\n");
1150 >      painCave.isFatal = 1;
1151 >      simError();
1152 >  }
1153 >
1154 > #ifdef IS_MPI
1155 >  strcpy(checkPointMsg, "ForceField creation successful");
1156 >  MPIcheckPoint();
1157 > #endif // is_mpi
1158 > }
1159 >
1160 >
1161 > void SimSetup::compList(void){
1162 >  int i;
1163 >  char* id;
1164 >  LinkedMolStamp* headStamp = new LinkedMolStamp();
1165 >  LinkedMolStamp* currentStamp = NULL;
1166 >  comp_stamps = new MoleculeStamp * [n_components];
1167 >
1168 >  // make an array of molecule stamps that match the components used.
1169 >  // also extract the used stamps out into a separate linked list
1170 >
1171 >  for (i = 0; i < nInfo; i++){
1172 >    info[i].nComponents = n_components;
1173 >    info[i].componentsNmol = components_nmol;
1174 >    info[i].compStamps = comp_stamps;
1175 >    info[i].headStamp = headStamp;
1176 >  }
1177 >
1178 >
1179 >  for (i = 0; i < n_components; i++){
1180 >    id = the_components[i]->getType();
1181 >    comp_stamps[i] = NULL;
1182 >
1183 >    // check to make sure the component isn't already in the list
1184 >
1185 >    comp_stamps[i] = headStamp->match(id);
1186 >    if (comp_stamps[i] == NULL){
1187 >      // extract the component from the list;
1188 >
1189 >      currentStamp = stamps->extractMolStamp(id);
1190 >      if (currentStamp == NULL){
1191 >        sprintf(painCave.errMsg,
1192 >                "SimSetup error: Component \"%s\" was not found in the "
1193 >                "list of declared molecules\n",
1194 >                id);
1195 >        painCave.isFatal = 1;
1196 >        simError();
1197        }
1198 +
1199 +      headStamp->add(currentStamp);
1200 +      comp_stamps[i] = headStamp->match(id);
1201      }
1202    }
1203  
1204 + #ifdef IS_MPI
1205 +  strcpy(checkPointMsg, "Component stamps successfully extracted\n");
1206 +  MPIcheckPoint();
1207 + #endif // is_mpi
1208 + }
1209  
1210 <  for( i=0; i<simnfo->n_atoms; i++ ){
1211 <    simnfo->atoms[i]->set_vx( 0.0 );
1212 <    simnfo->atoms[i]->set_vy( 0.0 );
1213 <    simnfo->atoms[i]->set_vz( 0.0 );
1210 > void SimSetup::calcSysValues(void){
1211 >  int i;
1212 >
1213 >  int* molMembershipArray;
1214 >
1215 >  tot_atoms = 0;
1216 >  tot_bonds = 0;
1217 >  tot_bends = 0;
1218 >  tot_torsions = 0;
1219 >  for (i = 0; i < n_components; i++){
1220 >    tot_atoms += components_nmol[i] * comp_stamps[i]->getNAtoms();
1221 >    tot_bonds += components_nmol[i] * comp_stamps[i]->getNBonds();
1222 >    tot_bends += components_nmol[i] * comp_stamps[i]->getNBends();
1223 >    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
1224    }
1225 +
1226 +  tot_SRI = tot_bonds + tot_bends + tot_torsions;
1227 +  molMembershipArray = new int[tot_atoms];
1228 +
1229 +  for (i = 0; i < nInfo; i++){
1230 +    info[i].n_atoms = tot_atoms;
1231 +    info[i].n_bonds = tot_bonds;
1232 +    info[i].n_bends = tot_bends;
1233 +    info[i].n_torsions = tot_torsions;
1234 +    info[i].n_SRI = tot_SRI;
1235 +    info[i].n_mol = tot_nmol;
1236 +
1237 +    info[i].molMembershipArray = molMembershipArray;
1238 +  }
1239   }
1240  
1241 < void SimSetup::makeElement( double x, double y, double z ){
1241 > #ifdef IS_MPI
1242  
1243 <  int k;
1244 <  AtomStamp* current_atom;
1245 <  DirectionalAtom* dAtom;
1246 <  double rotMat[3][3];
1243 > void SimSetup::mpiMolDivide(void){
1244 >  int i, j, k;
1245 >  int localMol, allMol;
1246 >  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
1247  
1248 <  for( k=0; k<comp_stamps[current_comp]->getNAtoms(); k++ ){
1248 >  mpiSim = new mpiSimulation(info);
1249  
1250 <    current_atom = comp_stamps[current_comp]->getAtom( k );
1251 <    if( !current_atom->havePosition() ){
1252 <      sprintf( painCave.errMsg,
1253 <               "SimSetup:initFromBass error.\n"
1254 <               "\tComponent %s, atom %s does not have a position specified.\n"
1255 <               "\tThe initialization routine is unable to give a start"
1256 <               " position.\n",
1257 <               comp_stamps[current_comp]->getID(),
1258 <               current_atom->getType() );
1259 <      painCave.isFatal = 1;
1260 <      simError();
1250 >  globalIndex = mpiSim->divideLabor();
1251 >
1252 >  // set up the local variables
1253 >
1254 >  mol2proc = mpiSim->getMolToProcMap();
1255 >  molCompType = mpiSim->getMolComponentType();
1256 >
1257 >  allMol = 0;
1258 >  localMol = 0;
1259 >  local_atoms = 0;
1260 >  local_bonds = 0;
1261 >  local_bends = 0;
1262 >  local_torsions = 0;
1263 >  globalAtomIndex = 0;
1264 >
1265 >
1266 >  for (i = 0; i < n_components; i++){
1267 >    for (j = 0; j < components_nmol[i]; j++){
1268 >      if (mol2proc[allMol] == worldRank){
1269 >        local_atoms += comp_stamps[i]->getNAtoms();
1270 >        local_bonds += comp_stamps[i]->getNBonds();
1271 >        local_bends += comp_stamps[i]->getNBends();
1272 >        local_torsions += comp_stamps[i]->getNTorsions();
1273 >        localMol++;
1274 >      }      
1275 >      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1276 >        info[0].molMembershipArray[globalAtomIndex] = allMol;
1277 >        globalAtomIndex++;
1278 >      }
1279 >
1280 >      allMol++;
1281      }
1282 +  }
1283 +  local_SRI = local_bonds + local_bends + local_torsions;
1284  
1285 <    the_atoms[current_atom_ndx]->setX( x + current_atom->getPosX() );
1125 <    the_atoms[current_atom_ndx]->setY( y + current_atom->getPosY() );
1126 <    the_atoms[current_atom_ndx]->setZ( z + current_atom->getPosZ() );
1285 >  info[0].n_atoms = mpiSim->getMyNlocal();  
1286  
1287 <    if( the_atoms[current_atom_ndx]->isDirectional() ){
1287 >  if (local_atoms != info[0].n_atoms){
1288 >    sprintf(painCave.errMsg,
1289 >            "SimSetup error: mpiSim's localAtom (%d) and SimSetup's\n"
1290 >            "\tlocalAtom (%d) are not equal.\n",
1291 >            info[0].n_atoms, local_atoms);
1292 >    painCave.isFatal = 1;
1293 >    simError();
1294 >  }
1295  
1296 <      dAtom = (DirectionalAtom *)the_atoms[current_atom_ndx];
1296 >  info[0].n_bonds = local_bonds;
1297 >  info[0].n_bends = local_bends;
1298 >  info[0].n_torsions = local_torsions;
1299 >  info[0].n_SRI = local_SRI;
1300 >  info[0].n_mol = localMol;
1301  
1302 <      rotMat[0][0] = 1.0;
1303 <      rotMat[0][1] = 0.0;
1304 <      rotMat[0][2] = 0.0;
1302 >  strcpy(checkPointMsg, "Passed nlocal consistency check.");
1303 >  MPIcheckPoint();
1304 > }
1305  
1306 <      rotMat[1][0] = 0.0;
1137 <      rotMat[1][1] = 1.0;
1138 <      rotMat[1][2] = 0.0;
1306 > #endif // is_mpi
1307  
1140      rotMat[2][0] = 0.0;
1141      rotMat[2][1] = 0.0;
1142      rotMat[2][2] = 1.0;
1308  
1309 <      dAtom->setA( rotMat );
1309 > void SimSetup::makeSysArrays(void){
1310 >
1311 > #ifndef IS_MPI
1312 >  int k, j;
1313 > #endif // is_mpi
1314 >  int i, l;
1315 >
1316 >  Atom** the_atoms;
1317 >  Molecule* the_molecules;
1318 >  Exclude** the_excludes;
1319 >
1320 >
1321 >  for (l = 0; l < nInfo; l++){
1322 >    // create the atom and short range interaction arrays
1323 >
1324 >    the_atoms = new Atom * [info[l].n_atoms];
1325 >    the_molecules = new Molecule[info[l].n_mol];
1326 >    int molIndex;
1327 >
1328 >    // initialize the molecule's stampID's
1329 >
1330 > #ifdef IS_MPI
1331 >
1332 >
1333 >    molIndex = 0;
1334 >    for (i = 0; i < mpiSim->getTotNmol(); i++){
1335 >      if (mol2proc[i] == worldRank){
1336 >        the_molecules[molIndex].setStampID(molCompType[i]);
1337 >        the_molecules[molIndex].setMyIndex(molIndex);
1338 >        the_molecules[molIndex].setGlobalIndex(i);
1339 >        molIndex++;
1340 >      }
1341      }
1342  
1343 <    current_atom_ndx++;
1148 <  }
1343 > #else // is_mpi
1344  
1345 <  current_mol++;
1346 <  current_comp_mol++;
1345 >    molIndex = 0;
1346 >    globalAtomIndex = 0;
1347 >    for (i = 0; i < n_components; i++){
1348 >      for (j = 0; j < components_nmol[i]; j++){
1349 >        the_molecules[molIndex].setStampID(i);
1350 >        the_molecules[molIndex].setMyIndex(molIndex);
1351 >        the_molecules[molIndex].setGlobalIndex(molIndex);
1352 >        for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1353 >          info[l].molMembershipArray[globalAtomIndex] = molIndex;
1354 >          globalAtomIndex++;
1355 >        }
1356 >        molIndex++;
1357 >      }
1358 >    }
1359  
1153  if( current_comp_mol >= components_nmol[current_comp] ){
1360  
1361 <    current_comp_mol = 0;
1362 <    current_comp++;
1361 > #endif // is_mpi
1362 >
1363 >
1364 >    if (info[l].n_SRI){
1365 >      Exclude::createArray(info[l].n_SRI);
1366 >      the_excludes = new Exclude * [info[l].n_SRI];
1367 >      for (int ex = 0; ex < info[l].n_SRI; ex++){
1368 >        the_excludes[ex] = new Exclude(ex);
1369 >      }
1370 >      info[l].globalExcludes = new int;
1371 >      info[l].n_exclude = info[l].n_SRI;
1372 >    }
1373 >    else{
1374 >      Exclude::createArray(1);
1375 >      the_excludes = new Exclude * ;
1376 >      the_excludes[0] = new Exclude(0);
1377 >      the_excludes[0]->setPair(0, 0);
1378 >      info[l].globalExcludes = new int;
1379 >      info[l].globalExcludes[0] = 0;
1380 >      info[l].n_exclude = 0;
1381 >    }
1382 >
1383 >    // set the arrays into the SimInfo object
1384 >
1385 >    info[l].atoms = the_atoms;
1386 >    info[l].molecules = the_molecules;
1387 >    info[l].nGlobalExcludes = 0;
1388 >    info[l].excludes = the_excludes;
1389 >
1390 >    the_ff->setSimInfo(info);
1391    }
1392   }
1393 +
1394 + void SimSetup::makeIntegrator(void){
1395 +  int k;
1396 +
1397 +  NVE<RealIntegrator>* myNVE = NULL;
1398 +  NVT<RealIntegrator>* myNVT = NULL;
1399 +  NPTi<NPT<RealIntegrator> >* myNPTi = NULL;
1400 +  NPTf<NPT<RealIntegrator> >* myNPTf = NULL;
1401 +  NPTxyz<NPT<RealIntegrator> >* myNPTxyz = NULL;
1402 +  
1403 +  for (k = 0; k < nInfo; k++){
1404 +    switch (ensembleCase){
1405 +      case NVE_ENS:
1406 +        if (globals->haveZconstraints()){
1407 +          setupZConstraint(info[k]);
1408 +          myNVE = new ZConstraint<NVE<RealIntegrator> >(&(info[k]), the_ff);
1409 +        }
1410 +        else{
1411 +          myNVE = new NVE<RealIntegrator>(&(info[k]), the_ff);
1412 +        }
1413 +        
1414 +        info->the_integrator = myNVE;
1415 +        break;
1416 +
1417 +      case NVT_ENS:
1418 +        if (globals->haveZconstraints()){
1419 +          setupZConstraint(info[k]);
1420 +          myNVT = new ZConstraint<NVT<RealIntegrator> >(&(info[k]), the_ff);
1421 +        }
1422 +        else
1423 +          myNVT = new NVT<RealIntegrator>(&(info[k]), the_ff);
1424 +
1425 +        myNVT->setTargetTemp(globals->getTargetTemp());
1426 +
1427 +        if (globals->haveTauThermostat())
1428 +          myNVT->setTauThermostat(globals->getTauThermostat());
1429 +        else{
1430 +          sprintf(painCave.errMsg,
1431 +                  "SimSetup error: If you use the NVT\n"
1432 +                  "\tensemble, you must set tauThermostat.\n");
1433 +          painCave.isFatal = 1;
1434 +          simError();
1435 +        }
1436 +
1437 +        info->the_integrator = myNVT;
1438 +        break;
1439 +
1440 +      case NPTi_ENS:
1441 +        if (globals->haveZconstraints()){
1442 +          setupZConstraint(info[k]);
1443 +          myNPTi = new ZConstraint<NPTi<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1444 +        }
1445 +        else
1446 +          myNPTi = new NPTi<NPT<RealIntegrator> >(&(info[k]), the_ff);
1447 +
1448 +        myNPTi->setTargetTemp(globals->getTargetTemp());
1449 +
1450 +        if (globals->haveTargetPressure())
1451 +          myNPTi->setTargetPressure(globals->getTargetPressure());
1452 +        else{
1453 +          sprintf(painCave.errMsg,
1454 +                  "SimSetup error: If you use a constant pressure\n"
1455 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1456 +          painCave.isFatal = 1;
1457 +          simError();
1458 +        }
1459 +
1460 +        if (globals->haveTauThermostat())
1461 +          myNPTi->setTauThermostat(globals->getTauThermostat());
1462 +        else{
1463 +          sprintf(painCave.errMsg,
1464 +                  "SimSetup error: If you use an NPT\n"
1465 +                  "\tensemble, you must set tauThermostat.\n");
1466 +          painCave.isFatal = 1;
1467 +          simError();
1468 +        }
1469 +
1470 +        if (globals->haveTauBarostat())
1471 +          myNPTi->setTauBarostat(globals->getTauBarostat());
1472 +        else{
1473 +          sprintf(painCave.errMsg,
1474 +                  "SimSetup error: If you use an NPT\n"
1475 +                  "\tensemble, you must set tauBarostat.\n");
1476 +          painCave.isFatal = 1;
1477 +          simError();
1478 +        }
1479 +
1480 +        info->the_integrator = myNPTi;
1481 +        break;
1482 +
1483 +      case NPTf_ENS:
1484 +        if (globals->haveZconstraints()){
1485 +          setupZConstraint(info[k]);
1486 +          myNPTf = new ZConstraint<NPTf<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1487 +        }
1488 +        else
1489 +          myNPTf = new NPTf<NPT <RealIntegrator> >(&(info[k]), the_ff);
1490 +
1491 +        myNPTf->setTargetTemp(globals->getTargetTemp());
1492 +
1493 +        if (globals->haveTargetPressure())
1494 +          myNPTf->setTargetPressure(globals->getTargetPressure());
1495 +        else{
1496 +          sprintf(painCave.errMsg,
1497 +                  "SimSetup error: If you use a constant pressure\n"
1498 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1499 +          painCave.isFatal = 1;
1500 +          simError();
1501 +        }    
1502 +
1503 +        if (globals->haveTauThermostat())
1504 +          myNPTf->setTauThermostat(globals->getTauThermostat());
1505 +
1506 +        else{
1507 +          sprintf(painCave.errMsg,
1508 +                  "SimSetup error: If you use an NPT\n"
1509 +                  "\tensemble, you must set tauThermostat.\n");
1510 +          painCave.isFatal = 1;
1511 +          simError();
1512 +        }
1513 +
1514 +        if (globals->haveTauBarostat())
1515 +          myNPTf->setTauBarostat(globals->getTauBarostat());
1516 +
1517 +        else{
1518 +          sprintf(painCave.errMsg,
1519 +                  "SimSetup error: If you use an NPT\n"
1520 +                  "\tensemble, you must set tauBarostat.\n");
1521 +          painCave.isFatal = 1;
1522 +          simError();
1523 +        }
1524 +
1525 +        info->the_integrator = myNPTf;
1526 +        break;
1527 +
1528 +      case NPTxyz_ENS:
1529 +        if (globals->haveZconstraints()){
1530 +          setupZConstraint(info[k]);
1531 +          myNPTxyz = new ZConstraint<NPTxyz<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1532 +        }
1533 +        else
1534 +          myNPTxyz = new NPTxyz<NPT <RealIntegrator> >(&(info[k]), the_ff);
1535 +
1536 +        myNPTxyz->setTargetTemp(globals->getTargetTemp());
1537 +
1538 +        if (globals->haveTargetPressure())
1539 +          myNPTxyz->setTargetPressure(globals->getTargetPressure());
1540 +        else{
1541 +          sprintf(painCave.errMsg,
1542 +                  "SimSetup error: If you use a constant pressure\n"
1543 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1544 +          painCave.isFatal = 1;
1545 +          simError();
1546 +        }    
1547 +
1548 +        if (globals->haveTauThermostat())
1549 +          myNPTxyz->setTauThermostat(globals->getTauThermostat());
1550 +        else{
1551 +          sprintf(painCave.errMsg,
1552 +                  "SimSetup error: If you use an NPT\n"
1553 +                  "\tensemble, you must set tauThermostat.\n");
1554 +          painCave.isFatal = 1;
1555 +          simError();
1556 +        }
1557 +
1558 +        if (globals->haveTauBarostat())
1559 +          myNPTxyz->setTauBarostat(globals->getTauBarostat());
1560 +        else{
1561 +          sprintf(painCave.errMsg,
1562 +                  "SimSetup error: If you use an NPT\n"
1563 +                  "\tensemble, you must set tauBarostat.\n");
1564 +          painCave.isFatal = 1;
1565 +          simError();
1566 +        }
1567 +
1568 +        info->the_integrator = myNPTxyz;
1569 +        break;
1570 +
1571 +      default:
1572 +        sprintf(painCave.errMsg,
1573 +                "SimSetup Error. Unrecognized ensemble in case statement.\n");
1574 +        painCave.isFatal = 1;
1575 +        simError();
1576 +    }
1577 +  }
1578 + }
1579 +
1580 + void SimSetup::initFortran(void){
1581 +  info[0].refreshSim();
1582 +
1583 +  if (!strcmp(info[0].mixingRule, "standard")){
1584 +    the_ff->initForceField(LB_MIXING_RULE);
1585 +  }
1586 +  else if (!strcmp(info[0].mixingRule, "explicit")){
1587 +    the_ff->initForceField(EXPLICIT_MIXING_RULE);
1588 +  }
1589 +  else{
1590 +    sprintf(painCave.errMsg, "SimSetup Error: unknown mixing rule -> \"%s\"\n",
1591 +            info[0].mixingRule);
1592 +    painCave.isFatal = 1;
1593 +    simError();
1594 +  }
1595 +
1596 +
1597 + #ifdef IS_MPI
1598 +  strcpy(checkPointMsg, "Successfully intialized the mixingRule for Fortran.");
1599 +  MPIcheckPoint();
1600 + #endif // is_mpi
1601 + }
1602 +
1603 + void SimSetup::setupZConstraint(SimInfo& theInfo){
1604 +  int nZConstraints;
1605 +  ZconStamp** zconStamp;
1606 +
1607 +  if (globals->haveZconstraintTime()){
1608 +    //add sample time of z-constraint  into SimInfo's property list                    
1609 +    DoubleData* zconsTimeProp = new DoubleData();
1610 +    zconsTimeProp->setID(ZCONSTIME_ID);
1611 +    zconsTimeProp->setData(globals->getZconsTime());
1612 +    theInfo.addProperty(zconsTimeProp);
1613 +  }
1614 +  else{
1615 +    sprintf(painCave.errMsg,
1616 +            "ZConstraint error: If you use a ZConstraint,\n"
1617 +            "\tyou must set zconsTime.\n");
1618 +    painCave.isFatal = 1;
1619 +    simError();
1620 +  }
1621 +
1622 +  //push zconsTol into siminfo, if user does not specify
1623 +  //value for zconsTol, a default value will be used
1624 +  DoubleData* zconsTol = new DoubleData();
1625 +  zconsTol->setID(ZCONSTOL_ID);
1626 +  if (globals->haveZconsTol()){
1627 +    zconsTol->setData(globals->getZconsTol());
1628 +  }
1629 +  else{
1630 +    double defaultZConsTol = 0.01;
1631 +    sprintf(painCave.errMsg,
1632 +            "ZConstraint Warning: Tolerance for z-constraint method is not specified.\n"
1633 +            "\tOOPSE will use a default value of %f.\n"
1634 +            "\tTo set the tolerance, use the zconsTol variable.\n",
1635 +            defaultZConsTol);
1636 +    painCave.isFatal = 0;
1637 +    simError();      
1638 +
1639 +    zconsTol->setData(defaultZConsTol);
1640 +  }
1641 +  theInfo.addProperty(zconsTol);
1642 +
1643 +  //set Force Subtraction Policy
1644 +  StringData* zconsForcePolicy = new StringData();
1645 +  zconsForcePolicy->setID(ZCONSFORCEPOLICY_ID);
1646 +
1647 +  if (globals->haveZconsForcePolicy()){
1648 +    zconsForcePolicy->setData(globals->getZconsForcePolicy());
1649 +  }
1650 +  else{
1651 +    sprintf(painCave.errMsg,
1652 +            "ZConstraint Warning: No force subtraction policy was set.\n"
1653 +            "\tOOPSE will use PolicyByMass.\n"
1654 +            "\tTo set the policy, use the zconsForcePolicy variable.\n");
1655 +    painCave.isFatal = 0;
1656 +    simError();
1657 +    zconsForcePolicy->setData("BYMASS");
1658 +  }
1659 +
1660 +  theInfo.addProperty(zconsForcePolicy);
1661 +
1662 +  //Determine the name of ouput file and add it into SimInfo's property list
1663 +  //Be careful, do not use inFileName, since it is a pointer which
1664 +  //point to a string at master node, and slave nodes do not contain that string
1665 +
1666 +  string zconsOutput(theInfo.finalName);
1667 +
1668 +  zconsOutput = zconsOutput.substr(0, zconsOutput.rfind(".")) + ".fz";
1669 +
1670 +  StringData* zconsFilename = new StringData();
1671 +  zconsFilename->setID(ZCONSFILENAME_ID);
1672 +  zconsFilename->setData(zconsOutput);
1673 +
1674 +  theInfo.addProperty(zconsFilename);
1675 +
1676 +  //setup index, pos and other parameters of z-constraint molecules
1677 +  nZConstraints = globals->getNzConstraints();
1678 +  theInfo.nZconstraints = nZConstraints;
1679 +
1680 +  zconStamp = globals->getZconStamp();
1681 +  ZConsParaItem tempParaItem;
1682 +
1683 +  ZConsParaData* zconsParaData = new ZConsParaData();
1684 +  zconsParaData->setID(ZCONSPARADATA_ID);
1685 +
1686 +  for (int i = 0; i < nZConstraints; i++){
1687 +    tempParaItem.havingZPos = zconStamp[i]->haveZpos();
1688 +    tempParaItem.zPos = zconStamp[i]->getZpos();
1689 +    tempParaItem.zconsIndex = zconStamp[i]->getMolIndex();
1690 +    tempParaItem.kRatio = zconStamp[i]->getKratio();
1691 +
1692 +    zconsParaData->addItem(tempParaItem);
1693 +  }
1694 +
1695 +  //check the uniqueness of index  
1696 +  if(!zconsParaData->isIndexUnique()){
1697 +    sprintf(painCave.errMsg,
1698 +            "ZConstraint Error: molIndex is not unique!\n");
1699 +    painCave.isFatal = 1;
1700 +    simError();
1701 +  }
1702 +
1703 +  //sort the parameters by index of molecules
1704 +  zconsParaData->sortByIndex();
1705 +  
1706 +  //push data into siminfo, therefore, we can retrieve later
1707 +  theInfo.addProperty(zconsParaData);
1708 + }

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