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root/group/trunk/OOPSE/libmdtools/SimSetup.cpp
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Comparing trunk/OOPSE/libmdtools/SimSetup.cpp (file contents):
Revision 605 by gezelter, Tue Jul 15 03:27:24 2003 UTC vs.
Revision 1203 by gezelter, Thu May 27 18:59:17 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"
12 + #include "RigidBody.hpp"
13 + //#include "ConjugateMinimizer.hpp"
14 + #include "OOPSEMinimizer.hpp"
15  
16   #ifdef IS_MPI
17   #include "mpiBASS.h"
# Line 14 | 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
22 < #define NPTfm_ENS 5
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
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 +
67    stamps = new MakeStamps();
68    globals = new Globals();
69 <  
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 41 | Line 79 | SimSetup::~SimSetup(){
79    delete globals;
80   }
81  
82 < void SimSetup::parseFile( char* fileName ){
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){
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();
73 <    mpiEventLoop();
74 <
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  
126 <  MakeStamps *the_stamps;
82 <  Globals* the_globals;
83 <  int i, j, k, globalAtomIndex;
84 <  
85 <  int ensembleCase;
86 <  int ffCase;
87 <  
88 <  ensembleCase = -1;
89 <  ffCase = -1;
126 >  // gather all of the information from the Bass file
127  
128 <  // get the stamps and globals;
92 <  the_stamps = stamps;
93 <  the_globals = globals;
128 >  gatherInfo();
129  
130 <  // set the easy ones first
96 <  simnfo->target_temp = the_globals->getTargetTemp();
97 <  simnfo->dt = the_globals->getDt();
98 <  simnfo->run_time = the_globals->getRunTime();
130 >  // creation of complex system objects
131  
132 <  // get the ones we know are there, yet still may need some work.
101 <  n_components = the_globals->getNComponents();
102 <  strcpy( force_field, the_globals->getForceField() );
132 >  sysObjectsCreation();
133  
134 <  if( !strcasecmp( force_field, "DUFF" )) ffCase = FF_DUFF;
105 <  else if( !strcasecmp( force_field, "LJ" )) ffCase = FF_LJ;
106 <  else{
107 <    sprintf( painCave.errMsg,
108 <             "SimSetup Error. Unrecognized force field -> %s\n",
109 <             force_field );
110 <    painCave.isFatal = 1;
111 <    simError();
112 <  }
134 >  // check on the post processing info
135  
136 <  // get the ensemble:
115 <  strcpy( ensemble, the_globals->getEnsemble() );
136 >  finalInfoCheck();
137  
138 <  if( !strcasecmp( ensemble, "NVE" ))      ensembleCase = NVE_ENS;
139 <  else if( !strcasecmp( ensemble, "NVT" )) ensembleCase = NVT_ENS;
140 <  else if( !strcasecmp( ensemble, "NPTi" ) || !strcasecmp( ensemble, "NPT") )
141 <    ensembleCase = NPTi_ENS;
142 <  else if( !strcasecmp( ensemble, "NPTf" )) ensembleCase = NPTf_ENS;
143 <  else if( !strcasecmp( ensemble, "NPTim" )) ensembleCase = NPTim_ENS;
144 <  else if( !strcasecmp( ensemble, "NPTfm" )) ensembleCase = NPTfm_ENS;
124 <  else{
125 <    sprintf( painCave.errMsg,
126 <             "SimSetup Warning. Unrecognized Ensemble -> %s, "
127 <             "reverting to NVE for this simulation.\n",
128 <             ensemble );
129 <    painCave.isFatal = 0;
130 <    simError();
131 <    strcpy( ensemble, "NVE" );
132 <    ensembleCase = NVE_ENS;
138 >  // initialize the system coordinates
139 >
140 >  if ( !initSuspend ){
141 >    initSystemCoords();
142 >
143 >    if( !(globals->getUseInitTime()) )
144 >      info[0].currentTime = 0.0;
145    }  
134  strcpy( simnfo->ensemble, ensemble );
146  
147 +  // make the output filenames
148  
149 < //   if( !strcasecmp( ensemble, "NPT" ) ) {
150 < //     the_extendedsystem = new ExtendedSystem( simnfo );
151 < //     the_extendedsystem->setTargetTemp(the_globals->getTargetTemp());
152 < //     if (the_globals->haveTargetPressure())
153 < //       the_extendedsystem->setTargetPressure(the_globals->getTargetPressure());
142 < //     else {
143 < //       sprintf( painCave.errMsg,
144 < //                "SimSetup error: If you use the constant pressure\n"
145 < //                "    ensemble, you must set targetPressure.\n"
146 < //                "    This was found in the BASS file.\n");
147 < //       painCave.isFatal = 1;
148 < //       simError();
149 < //     }
149 >  makeOutNames();
150 >  
151 > #ifdef IS_MPI
152 >  mpiSim->mpiRefresh();
153 > #endif
154  
155 < //     if (the_globals->haveTauThermostat())
152 < //       the_extendedsystem->setTauThermostat(the_globals->getTauThermostat());
153 < //     else if (the_globals->haveQmass())
154 < //       the_extendedsystem->setQmass(the_globals->getQmass());
155 < //     else {
156 < //       sprintf( painCave.errMsg,
157 < //                "SimSetup error: If you use one of the constant temperature\n"
158 < //                "    ensembles, you must set either tauThermostat or qMass.\n"
159 < //                "    Neither of these was found in the BASS file.\n");
160 < //       painCave.isFatal = 1;
161 < //       simError();
162 < //     }
155 >  // initialize the Fortran
156  
157 < //     if (the_globals->haveTauBarostat())
165 < //       the_extendedsystem->setTauBarostat(the_globals->getTauBarostat());
166 < //     else {
167 < //       sprintf( painCave.errMsg,
168 < //                "SimSetup error: If you use the constant pressure\n"
169 < //                "    ensemble, you must set tauBarostat.\n"
170 < //                "    This was found in the BASS file.\n");
171 < //       painCave.isFatal = 1;
172 < //       simError();
173 < //     }
157 >  initFortran();
158  
159 < //   } else if ( !strcasecmp( ensemble, "NVT") ) {
160 < //     the_extendedsystem = new ExtendedSystem( simnfo );
161 < //     the_extendedsystem->setTargetTemp(the_globals->getTargetTemp());
159 >  if (globals->haveMinimizer())
160 >    // make minimizer
161 >    makeMinimizer();
162 >  else
163 >    // make the integrator
164 >    makeIntegrator();
165  
166 < //     if (the_globals->haveTauThermostat())
180 < //       the_extendedsystem->setTauThermostat(the_globals->getTauThermostat());
181 < //     else if (the_globals->haveQmass())
182 < //       the_extendedsystem->setQmass(the_globals->getQmass());
183 < //     else {
184 < //       sprintf( painCave.errMsg,
185 < //                "SimSetup error: If you use one of the constant temperature\n"
186 < //                "    ensembles, you must set either tauThermostat or qMass.\n"
187 < //                "    Neither of these was found in the BASS file.\n");
188 < //       painCave.isFatal = 1;
189 < //       simError();
190 < //     }
166 > }
167  
192  strcpy( simnfo->mixingRule, the_globals->getMixingRule() );
193  simnfo->usePBC = the_globals->getPBC();
194          
195  int usesDipoles = 0;
196  switch( ffCase ){
168  
169 <  case FF_DUFF:
170 <    the_ff = new DUFF();
171 <    usesDipoles = 1;
172 <    break;
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 >  CutoffGroupStamp* currentCutoffGroup;
187 >  CutoffGroup* myCutoffGroup;
188 >  int nCutoffGroups;// number of cutoff group of a molecule defined in mdl file
189 >  set<int> cutoffAtomSet; //atoms belong to  cutoffgroup defined at mdl file
190  
191 <  case FF_LJ:
192 <    the_ff = new LJFF();
193 <    break;
191 >  bond_pair* theBonds;
192 >  bend_set* theBends;
193 >  torsion_set* theTorsions;
194  
195 <  default:
208 <    sprintf( painCave.errMsg,
209 <             "SimSetup Error. Unrecognized force field in case statement.\n");
210 <    painCave.isFatal = 1;
211 <    simError();
212 <  }
195 >  set<int> skipList;
196  
197 < #ifdef IS_MPI
198 <  strcpy( checkPointMsg, "ForceField creation successful" );
199 <  MPIcheckPoint();
217 < #endif // is_mpi
197 >  double phi, theta, psi;
198 >  char* molName;
199 >  char rbName[100];
200  
201 <  // get the components and calculate the tot_nMol and indvidual n_mol
220 <  the_components = the_globals->getComponents();
221 <  components_nmol = new int[n_components];
222 <  comp_stamps = new MoleculeStamp*[n_components];
201 >  //init the forceField paramters
202  
203 <  if( !the_globals->haveNMol() ){
225 <    // we don't have the total number of molecules, so we assume it is
226 <    // given in each component
203 >  the_ff->readParams();
204  
205 <    tot_nmol = 0;
229 <    for( i=0; i<n_components; i++ ){
205 >  // init the atoms
206  
207 <      if( !the_components[i]->haveNMol() ){
208 <        // we have a problem
209 <        sprintf( painCave.errMsg,
210 <                 "SimSetup Error. No global NMol or component NMol"
235 <                 " given. Cannot calculate the number of atoms.\n" );
236 <        painCave.isFatal = 1;
237 <        simError();
238 <      }
207 >  int nMembers, nNew, rb1, rb2;
208 >
209 >  for (k = 0; k < nInfo; k++){
210 >    the_ff->setSimInfo(&(info[k]));
211  
212 <      tot_nmol += the_components[i]->getNMol();
241 <      components_nmol[i] = the_components[i]->getNMol();
242 <    }
243 <  }
244 <  else{
245 <    sprintf( painCave.errMsg,
246 <             "SimSetup error.\n"
247 <             "\tSorry, the ability to specify total"
248 <             " nMols and then give molfractions in the components\n"
249 <             "\tis not currently supported."
250 <             " Please give nMol in the components.\n" );
251 <    painCave.isFatal = 1;
252 <    simError();
253 <    
254 <    
255 <    //     tot_nmol = the_globals->getNMol();
256 <    
257 <    //   //we have the total number of molecules, now we check for molfractions
258 <    //     for( i=0; i<n_components; i++ ){
259 <    
260 <    //       if( !the_components[i]->haveMolFraction() ){
261 <    
262 <    //  if( !the_components[i]->haveNMol() ){
263 <    //    //we have a problem
264 <    //    std::cerr << "SimSetup error. Neither molFraction nor "
265 <    //              << " nMol was given in component
266 <    
267 <  }
212 >    atomOffset = 0;
213  
214 < #ifdef IS_MPI
215 <  strcpy( checkPointMsg, "Have the number of components" );
216 <  MPIcheckPoint();
272 < #endif // is_mpi
214 >    for (i = 0; i < info[k].n_mol; i++){
215 >      stampID = info[k].molecules[i].getStampID();
216 >      molName = comp_stamps[stampID]->getID();
217  
218 <  // make an array of molecule stamps that match the components used.
219 <  // also extract the used stamps out into a separate linked list
218 >      molInfo.nAtoms = comp_stamps[stampID]->getNAtoms();
219 >      molInfo.nBonds = comp_stamps[stampID]->getNBonds();
220 >      molInfo.nBends = comp_stamps[stampID]->getNBends();
221 >      molInfo.nTorsions = comp_stamps[stampID]->getNTorsions();
222 >      molInfo.nRigidBodies = comp_stamps[stampID]->getNRigidBodies();
223  
224 <  simnfo->nComponents = n_components;
225 <  simnfo->componentsNmol = components_nmol;
226 <  simnfo->compStamps = comp_stamps;
280 <  simnfo->headStamp = new LinkedMolStamp();
281 <  
282 <  char* id;
283 <  LinkedMolStamp* headStamp = simnfo->headStamp;
284 <  LinkedMolStamp* currentStamp = NULL;
285 <  for( i=0; i<n_components; i++ ){
224 >      nCutoffGroups = comp_stamps[stampID]->getNCutoffGroups();
225 >      
226 >      molInfo.myAtoms = &(info[k].atoms[atomOffset]);
227  
228 <    id = the_components[i]->getType();
229 <    comp_stamps[i] = NULL;
230 <    
231 <    // check to make sure the component isn't already in the list
228 >      if (molInfo.nBonds > 0)
229 >        molInfo.myBonds = new Bond*[molInfo.nBonds];
230 >      else
231 >        molInfo.myBonds = NULL;
232  
233 <    comp_stamps[i] = headStamp->match( id );
234 <    if( comp_stamps[i] == NULL ){
233 >      if (molInfo.nBends > 0)
234 >        molInfo.myBends = new Bend*[molInfo.nBends];
235 >      else
236 >        molInfo.myBends = NULL;
237 >
238 >      if (molInfo.nTorsions > 0)
239 >        molInfo.myTorsions = new Torsion *[molInfo.nTorsions];
240 >      else
241 >        molInfo.myTorsions = NULL;
242 >
243 >      theBonds = new bond_pair[molInfo.nBonds];
244 >      theBends = new bend_set[molInfo.nBends];
245 >      theTorsions = new torsion_set[molInfo.nTorsions];
246        
247 <      // extract the component from the list;
296 <      
297 <      currentStamp = the_stamps->extractMolStamp( id );
298 <      if( currentStamp == NULL ){
299 <        sprintf( painCave.errMsg,
300 <                 "SimSetup error: Component \"%s\" was not found in the "
301 <                 "list of declared molecules\n",
302 <                 id );
303 <        painCave.isFatal = 1;
304 <        simError();
305 <      }
306 <      
307 <      headStamp->add( currentStamp );
308 <      comp_stamps[i] = headStamp->match( id );
309 <    }
310 <  }
247 >      // make the Atoms
248  
249 < #ifdef IS_MPI
250 <  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
314 <  MPIcheckPoint();
315 < #endif // is_mpi
316 <  
249 >      for (j = 0; j < molInfo.nAtoms; j++){
250 >        currentAtom = comp_stamps[stampID]->getAtom(j);
251  
252 +        if (currentAtom->haveOrientation()){
253 +          dAtom = new DirectionalAtom((j + atomOffset),
254 +                                      info[k].getConfiguration());
255 +          info[k].n_oriented++;
256 +          molInfo.myAtoms[j] = dAtom;
257  
258 +          // Directional Atoms have standard unit vectors which are oriented
259 +          // in space using the three Euler angles.  We assume the standard
260 +          // unit vector was originally along the z axis below.
261  
262 <  // caclulate the number of atoms, bonds, bends and torsions
262 >          phi = currentAtom->getEulerPhi() * M_PI / 180.0;
263 >          theta = currentAtom->getEulerTheta() * M_PI / 180.0;
264 >          psi = currentAtom->getEulerPsi()* M_PI / 180.0;
265  
266 <  tot_atoms = 0;
267 <  tot_bonds = 0;
268 <  tot_bends = 0;
269 <  tot_torsions = 0;
326 <  for( i=0; i<n_components; i++ ){
327 <    
328 <    tot_atoms +=    components_nmol[i] * comp_stamps[i]->getNAtoms();
329 <    tot_bonds +=    components_nmol[i] * comp_stamps[i]->getNBonds();
330 <    tot_bends +=    components_nmol[i] * comp_stamps[i]->getNBends();
331 <    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
332 <  }
266 >          dAtom->setUnitFrameFromEuler(phi, theta, psi);
267 >            
268 >        }
269 >        else{
270  
271 <  tot_SRI = tot_bonds + tot_bends + tot_torsions;
271 >          molInfo.myAtoms[j] = new Atom((j + atomOffset), info[k].getConfiguration());
272  
273 <  simnfo->n_atoms = tot_atoms;
337 <  simnfo->n_bonds = tot_bonds;
338 <  simnfo->n_bends = tot_bends;
339 <  simnfo->n_torsions = tot_torsions;
340 <  simnfo->n_SRI = tot_SRI;
341 <  simnfo->n_mol = tot_nmol;
342 <  
343 <  simnfo->molMembershipArray = new int[tot_atoms];
273 >        }
274  
275 +        molInfo.myAtoms[j]->setType(currentAtom->getType());
276   #ifdef IS_MPI
277  
278 <  // divide the molecules among processors here.
348 <  
349 <  mpiSim = new mpiSimulation( simnfo );
350 <  
351 <  globalIndex = mpiSim->divideLabor();
278 >        molInfo.myAtoms[j]->setGlobalIndex(globalAtomIndex[j + atomOffset]);
279  
280 <  // set up the local variables
281 <  
355 <  int localMol, allMol;
356 <  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
280 > #endif // is_mpi
281 >      }
282  
283 <  int* mol2proc = mpiSim->getMolToProcMap();
284 <  int* molCompType = mpiSim->getMolComponentType();
285 <  
286 <  allMol = 0;
287 <  localMol = 0;
363 <  local_atoms = 0;
364 <  local_bonds = 0;
365 <  local_bends = 0;
366 <  local_torsions = 0;
367 <  globalAtomIndex = 0;
283 >      // make the bonds
284 >      for (j = 0; j < molInfo.nBonds; j++){
285 >        currentBond = comp_stamps[stampID]->getBond(j);
286 >        theBonds[j].a = currentBond->getA() + atomOffset;
287 >        theBonds[j].b = currentBond->getB() + atomOffset;
288  
289 +        tempI = theBonds[j].a;
290 +        tempJ = theBonds[j].b;
291  
292 <  for( i=0; i<n_components; i++ ){
292 > #ifdef IS_MPI
293 >        exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
294 >        exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
295 > #else
296 >        exI = tempI + 1;
297 >        exJ = tempJ + 1;
298 > #endif
299  
300 <    for( j=0; j<components_nmol[i]; j++ ){
373 <      
374 <      if( mol2proc[allMol] == worldRank ){
375 <        
376 <        local_atoms +=    comp_stamps[i]->getNAtoms();
377 <        local_bonds +=    comp_stamps[i]->getNBonds();
378 <        local_bends +=    comp_stamps[i]->getNBends();
379 <        local_torsions += comp_stamps[i]->getNTorsions();
380 <        localMol++;
381 <      }      
382 <      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
383 <        simnfo->molMembershipArray[globalAtomIndex] = allMol;
384 <        globalAtomIndex++;
300 >        info[k].excludes->addPair(exI, exJ);
301        }
302  
303 <      allMol++;      
304 <    }
305 <  }
306 <  local_SRI = local_bonds + local_bends + local_torsions;
307 <  
308 <  simnfo->n_atoms = mpiSim->getMyNlocal();  
393 <  
394 <  if( local_atoms != simnfo->n_atoms ){
395 <    sprintf( painCave.errMsg,
396 <             "SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
397 <             " localAtom (%d) are not equal.\n",
398 <             simnfo->n_atoms,
399 <             local_atoms );
400 <    painCave.isFatal = 1;
401 <    simError();
402 <  }
303 >      //make the bends
304 >      for (j = 0; j < molInfo.nBends; j++){
305 >        currentBend = comp_stamps[stampID]->getBend(j);
306 >        theBends[j].a = currentBend->getA() + atomOffset;
307 >        theBends[j].b = currentBend->getB() + atomOffset;
308 >        theBends[j].c = currentBend->getC() + atomOffset;
309  
310 <  simnfo->n_bonds = local_bonds;
311 <  simnfo->n_bends = local_bends;
312 <  simnfo->n_torsions = local_torsions;
407 <  simnfo->n_SRI = local_SRI;
408 <  simnfo->n_mol = localMol;
310 >        if (currentBend->haveExtras()){
311 >          extras = currentBend->getExtras();
312 >          current_extra = extras;
313  
314 <  strcpy( checkPointMsg, "Passed nlocal consistency check." );
315 <  MPIcheckPoint();
316 <  
317 <  
318 < #endif // is_mpi
319 <  
314 >          while (current_extra != NULL){
315 >            if (!strcmp(current_extra->getlhs(), "ghostVectorSource")){
316 >              switch (current_extra->getType()){
317 >                case 0:
318 >                  theBends[j].ghost = current_extra->getInt() + atomOffset;
319 >                  theBends[j].isGhost = 1;
320 >                  break;
321  
322 <  // create the atom and short range interaction arrays
323 <
324 <  Atom::createArrays(simnfo->n_atoms);
325 <  the_atoms = new Atom*[simnfo->n_atoms];
326 <  the_molecules = new Molecule[simnfo->n_mol];
422 <  int molIndex;
423 <
424 <  // initialize the molecule's stampID's
322 >                case 1:
323 >                  theBends[j].ghost = (int) current_extra->getDouble() +
324 >                                      atomOffset;
325 >                  theBends[j].isGhost = 1;
326 >                  break;
327  
328 +                default:
329 +                  sprintf(painCave.errMsg,
330 +                          "SimSetup Error: ghostVectorSource was neither a "
331 +                          "double nor an int.\n"
332 +                          "-->Bend[%d] in %s\n",
333 +                          j, comp_stamps[stampID]->getID());
334 +                  painCave.isFatal = 1;
335 +                  simError();
336 +              }
337 +            }
338 +            else{
339 +              sprintf(painCave.errMsg,
340 +                      "SimSetup Error: unhandled bend assignment:\n"
341 +                      "    -->%s in Bend[%d] in %s\n",
342 +                      current_extra->getlhs(), j, comp_stamps[stampID]->getID());
343 +              painCave.isFatal = 1;
344 +              simError();
345 +            }
346 +
347 +            current_extra = current_extra->getNext();
348 +          }
349 +        }
350 +
351 +        if (theBends[j].isGhost) {
352 +          
353 +          tempI = theBends[j].a;
354 +          tempJ = theBends[j].b;
355 +          
356   #ifdef IS_MPI
357 <  
357 >          exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
358 >          exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
359 > #else
360 >          exI = tempI + 1;
361 >          exJ = tempJ + 1;
362 > #endif          
363 >          info[k].excludes->addPair(exI, exJ);
364  
365 <  molIndex = 0;
430 <  for(i=0; i<mpiSim->getTotNmol(); i++){
431 <    
432 <    if(mol2proc[i] == worldRank ){
433 <      the_molecules[molIndex].setStampID( molCompType[i] );
434 <      the_molecules[molIndex].setMyIndex( molIndex );
435 <      the_molecules[molIndex].setGlobalIndex( i );
436 <      molIndex++;
437 <    }
438 <  }
365 >        } else {
366  
367 < #else // is_mpi
368 <  
369 <  molIndex = 0;
370 <  globalAtomIndex = 0;
371 <  for(i=0; i<n_components; i++){
372 <    for(j=0; j<components_nmol[i]; j++ ){
373 <      the_molecules[molIndex].setStampID( i );
374 <      the_molecules[molIndex].setMyIndex( molIndex );
375 <      the_molecules[molIndex].setGlobalIndex( molIndex );
376 <      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
377 <        simnfo->molMembershipArray[globalAtomIndex] = molIndex;
378 <        globalAtomIndex++;
367 >          tempI = theBends[j].a;
368 >          tempJ = theBends[j].b;
369 >          tempK = theBends[j].c;
370 >          
371 > #ifdef IS_MPI
372 >          exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
373 >          exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
374 >          exK = info[k].atoms[tempK]->getGlobalIndex() + 1;
375 > #else
376 >          exI = tempI + 1;
377 >          exJ = tempJ + 1;
378 >          exK = tempK + 1;
379 > #endif
380 >          
381 >          info[k].excludes->addPair(exI, exK);
382 >          info[k].excludes->addPair(exI, exJ);
383 >          info[k].excludes->addPair(exJ, exK);
384 >        }
385        }
453      molIndex++;
454    }
455  }
456    
386  
387 < #endif // is_mpi
387 >      for (j = 0; j < molInfo.nTorsions; j++){
388 >        currentTorsion = comp_stamps[stampID]->getTorsion(j);
389 >        theTorsions[j].a = currentTorsion->getA() + atomOffset;
390 >        theTorsions[j].b = currentTorsion->getB() + atomOffset;
391 >        theTorsions[j].c = currentTorsion->getC() + atomOffset;
392 >        theTorsions[j].d = currentTorsion->getD() + atomOffset;
393  
394 +        tempI = theTorsions[j].a;      
395 +        tempJ = theTorsions[j].b;
396 +        tempK = theTorsions[j].c;
397 +        tempL = theTorsions[j].d;
398  
399 <  if( simnfo->n_SRI ){
400 <    
401 <    Exclude::createArray(simnfo->n_SRI);
402 <    the_excludes = new Exclude*[simnfo->n_SRI];
403 <    for( int ex=0; ex<simnfo->n_SRI; ex++) the_excludes[ex] = new Exclude(ex);
404 <    simnfo->globalExcludes = new int;
405 <    simnfo->n_exclude = simnfo->n_SRI;
406 <  }
407 <  else{
408 <    
409 <    Exclude::createArray( 1 );
472 <    the_excludes = new Exclude*;
473 <    the_excludes[0] = new Exclude(0);
474 <    the_excludes[0]->setPair( 0,0 );
475 <    simnfo->globalExcludes = new int;
476 <    simnfo->globalExcludes[0] = 0;
477 <    simnfo->n_exclude = 0;
478 <  }
399 > #ifdef IS_MPI
400 >        exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
401 >        exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
402 >        exK = info[k].atoms[tempK]->getGlobalIndex() + 1;
403 >        exL = info[k].atoms[tempL]->getGlobalIndex() + 1;
404 > #else
405 >        exI = tempI + 1;
406 >        exJ = tempJ + 1;
407 >        exK = tempK + 1;
408 >        exL = tempL + 1;
409 > #endif
410  
411 <  // set the arrays into the SimInfo object
411 >        info[k].excludes->addPair(exI, exJ);
412 >        info[k].excludes->addPair(exI, exK);
413 >        info[k].excludes->addPair(exI, exL);        
414 >        info[k].excludes->addPair(exJ, exK);
415 >        info[k].excludes->addPair(exJ, exL);
416 >        info[k].excludes->addPair(exK, exL);
417 >      }
418  
419 <  simnfo->atoms = the_atoms;
420 <  simnfo->molecules = the_molecules;
421 <  simnfo->nGlobalExcludes = 0;
422 <  simnfo->excludes = the_excludes;
419 >      
420 >      molInfo.myRigidBodies.clear();
421 >      
422 >      for (j = 0; j < molInfo.nRigidBodies; j++){
423  
424 +        currentRigidBody = comp_stamps[stampID]->getRigidBody(j);
425 +        nMembers = currentRigidBody->getNMembers();
426  
427 <  // get some of the tricky things that may still be in the globals
427 >        // Create the Rigid Body:
428  
429 <  double boxVector[3];
491 <  if( the_globals->haveBox() ){
492 <    boxVector[0] = the_globals->getBox();
493 <    boxVector[1] = the_globals->getBox();
494 <    boxVector[2] = the_globals->getBox();
495 <    
496 <    simnfo->setBox( boxVector );
497 <  }
498 <  else if( the_globals->haveDensity() ){
429 >        myRB = new RigidBody();
430  
431 <    double vol;
432 <    vol = (double)tot_nmol / the_globals->getDensity();
433 <     boxVector[0] = pow( vol, ( 1.0 / 3.0 ) );
434 <     boxVector[1] = boxVector[0];
504 <     boxVector[2] = boxVector[0];
431 >        sprintf(rbName,"%s_RB_%d", molName, j);
432 >        myRB->setType(rbName);
433 >        
434 >        for (rb1 = 0; rb1 < nMembers; rb1++) {
435  
436 <    simnfo->setBox( boxVector );
437 <  }
508 <  else{
509 <    if( !the_globals->haveBoxX() ){
510 <      sprintf( painCave.errMsg,
511 <               "SimSetup error, no periodic BoxX size given.\n" );
512 <      painCave.isFatal = 1;
513 <      simError();
514 <    }
515 <    boxVector[0] = the_globals->getBoxX();
436 >          // molI is atom numbering inside this molecule
437 >          molI = currentRigidBody->getMember(rb1);    
438  
439 <    if( !the_globals->haveBoxY() ){
440 <      sprintf( painCave.errMsg,
519 <               "SimSetup error, no periodic BoxY size given.\n" );
520 <      painCave.isFatal = 1;
521 <      simError();
522 <    }
523 <    boxVector[1] = the_globals->getBoxY();
439 >          // tempI is atom numbering on local processor
440 >          tempI = molI + atomOffset;
441  
442 <    if( !the_globals->haveBoxZ() ){
443 <      sprintf( painCave.errMsg,
444 <               "SimSetup error, no periodic BoxZ size given.\n" );
528 <      painCave.isFatal = 1;
529 <      simError();
530 <    }
531 <    boxVector[2] = the_globals->getBoxZ();
442 >          // currentAtom is the AtomStamp (which we need for
443 >          // rigid body reference positions)
444 >          currentAtom = comp_stamps[stampID]->getAtom(molI);
445  
446 <    simnfo->setBox( boxVector );
447 <  }
446 >          // When we add to the rigid body, add the atom itself and
447 >          // the stamp info:
448  
449 +          myRB->addAtom(info[k].atoms[tempI], currentAtom);
450 +          
451 +          // Add this atom to the Skip List for the integrators
452   #ifdef IS_MPI
453 <  strcpy( checkPointMsg, "Box size set up" );
454 <  MPIcheckPoint();
455 < #endif // is_mpi
453 >          slI = info[k].atoms[tempI]->getGlobalIndex();
454 > #else
455 >          slI = tempI;
456 > #endif
457 >          skipList.insert(slI);
458 >          
459 >        }
460 >        
461 >        for(rb1 = 0; rb1 < nMembers - 1; rb1++) {
462 >          for(rb2 = rb1+1; rb2 < nMembers; rb2++) {
463 >            
464 >            tempI = currentRigidBody->getMember(rb1);
465 >            tempJ = currentRigidBody->getMember(rb2);
466 >            
467 >            // Some explanation is required here.
468 >            // Fortran indexing starts at 1, while c indexing starts at 0
469 >            // Also, in parallel computations, the GlobalIndex is
470 >            // used for the exclude list:
471 >            
472 > #ifdef IS_MPI
473 >            exI = molInfo.myAtoms[tempI]->getGlobalIndex() + 1;
474 >            exJ = molInfo.myAtoms[tempJ]->getGlobalIndex() + 1;
475 > #else
476 >            exI = molInfo.myAtoms[tempI]->getIndex() + 1;
477 >            exJ = molInfo.myAtoms[tempJ]->getIndex() + 1;
478 > #endif
479 >            
480 >            info[k].excludes->addPair(exI, exJ);
481 >            
482 >          }
483 >        }
484  
485 +        molInfo.myRigidBodies.push_back(myRB);
486 +        info[k].rigidBodies.push_back(myRB);
487 +      }
488 +      
489  
490 <  // initialize the arrays
490 >      //create cutoff group for molecule
491  
492 <  the_ff->setSimInfo( simnfo );
492 >      cutoffAtomSet.clear();
493 >      molInfo.myCutoffGroups.clear();
494 >      
495 >      for (j = 0; j < nCutoffGroups; j++){
496  
497 <  makeMolecules();
498 <  simnfo->identArray = new int[simnfo->n_atoms];
548 <  for(i=0; i<simnfo->n_atoms; i++){
549 <    simnfo->identArray[i] = the_atoms[i]->getIdent();
550 <  }
551 <  
552 <  if (the_globals->getUseRF() ) {
553 <    simnfo->useReactionField = 1;
554 <  
555 <    if( !the_globals->haveECR() ){
556 <      sprintf( painCave.errMsg,
557 <               "SimSetup Warning: using default value of 1/2 the smallest "
558 <               "box length for the electrostaticCutoffRadius.\n"
559 <               "I hope you have a very fast processor!\n");
560 <      painCave.isFatal = 0;
561 <      simError();
562 <      double smallest;
563 <      smallest = simnfo->boxLx;
564 <      if (simnfo->boxLy <= smallest) smallest = simnfo->boxLy;
565 <      if (simnfo->boxLz <= smallest) smallest = simnfo->boxLz;
566 <      simnfo->ecr = 0.5 * smallest;
567 <    } else {
568 <      simnfo->ecr        = the_globals->getECR();
569 <    }
497 >        currentCutoffGroup = comp_stamps[stampID]->getCutoffGroup(j);
498 >        nMembers = currentCutoffGroup->getNMembers();
499  
500 <    if( !the_globals->haveEST() ){
501 <      sprintf( painCave.errMsg,
502 <               "SimSetup Warning: using default value of 0.05 * the "
503 <               "electrostaticCutoffRadius for the electrostaticSkinThickness\n"
504 <               );
505 <      painCave.isFatal = 0;
506 <      simError();
507 <      simnfo->est = 0.05 * simnfo->ecr;
508 <    } else {
509 <      simnfo->est        = the_globals->getEST();
510 <    }
511 <    
512 <    if(!the_globals->haveDielectric() ){
513 <      sprintf( painCave.errMsg,
514 <               "SimSetup Error: You are trying to use Reaction Field without"
515 <               "setting a dielectric constant!\n"
516 <               );
517 <      painCave.isFatal = 1;
518 <      simError();
519 <    }
520 <    simnfo->dielectric = the_globals->getDielectric();  
521 <  } else {
522 <    if (usesDipoles) {
523 <      
524 <      if( !the_globals->haveECR() ){
525 <        sprintf( painCave.errMsg,
526 <                 "SimSetup Warning: using default value of 1/2 the smallest "
527 <                 "box length for the electrostaticCutoffRadius.\n"
599 <                 "I hope you have a very fast processor!\n");
600 <        painCave.isFatal = 0;
601 <        simError();
602 <        double smallest;
603 <        smallest = simnfo->boxLx;
604 <        if (simnfo->boxLy <= smallest) smallest = simnfo->boxLy;
605 <        if (simnfo->boxLz <= smallest) smallest = simnfo->boxLz;
606 <        simnfo->ecr = 0.5 * smallest;
607 <      } else {
608 <        simnfo->ecr        = the_globals->getECR();
500 >        myCutoffGroup = new CutoffGroup();
501 >        
502 >        for (int cg = 0; cg < nMembers; cg++) {
503 >
504 >          // molI is atom numbering inside this molecule
505 >          molI = currentCutoffGroup->getMember(cg);    
506 >
507 >          // tempI is atom numbering on local processor
508 >          tempI = molI + atomOffset;
509 >          
510 >          myCutoffGroup->addAtom(info[k].atoms[tempI]);          
511 >
512 >          cutoffAtomSet.insert(tempI);
513 >        }
514 >
515 >        molInfo.myCutoffGroups.push_back(myCutoffGroup);
516 >      }//end for (j = 0; j < molInfo.nCutoffGroups; j++)
517 >
518 >      //creat a cutoff group for every atom  in current molecule which does not belong to cutoffgroup defined at mdl file
519 >
520 >      for(j = 0; j < molInfo.nAtoms; j++){
521 >
522 >        if(cutoffAtomSet.find(molInfo.myAtoms[j]->getIndex()) == cutoffAtomSet.end()){
523 >          myCutoffGroup = new CutoffGroup();
524 >          myCutoffGroup->addAtom(molInfo.myAtoms[j]);
525 >          molInfo.myCutoffGroups.push_back(myCutoffGroup);
526 >        }
527 >          
528        }
529 +
530 +              
531 +
532 +
533 +      // After this is all set up, scan through the atoms to
534 +      // see if they can be added to the integrableObjects:
535 +
536 +      molInfo.myIntegrableObjects.clear();
537        
611      if( !the_globals->haveEST() ){
612        sprintf( painCave.errMsg,
613                 "SimSetup Warning: using default value of 5%% of the "
614                 "electrostaticCutoffRadius for the "
615                 "electrostaticSkinThickness\n"
616                 );
617        painCave.isFatal = 0;
618        simError();
619        simnfo->est = 0.05 * simnfo->ecr;
620      } else {
621        simnfo->est        = the_globals->getEST();
622      }
623    }
624  }  
538  
539 < #ifdef IS_MPI
627 <  strcpy( checkPointMsg, "electrostatic parameters check out" );
628 <  MPIcheckPoint();
629 < #endif // is_mpi
539 >      for (j = 0; j < molInfo.nAtoms; j++){
540  
631 if( the_globals->haveInitialConfig() ){
632
633     InitializeFromFile* fileInit;
634 #ifdef IS_MPI // is_mpi
635     if( worldRank == 0 ){
636 #endif //is_mpi
637   fileInit = new InitializeFromFile( the_globals->getInitialConfig() );
541   #ifdef IS_MPI
542 <     }else fileInit = new InitializeFromFile( NULL );
542 >        slJ = molInfo.myAtoms[j]->getGlobalIndex();
543 > #else
544 >        slJ = j+atomOffset;
545   #endif
641   fileInit->read_xyz( simnfo ); // default velocities on
546  
547 <   delete fileInit;
644 < }
645 < else{
547 >        // if they aren't on the skip list, then they can be integrated
548  
549 < #ifdef IS_MPI
549 >        if (skipList.find(slJ) == skipList.end()) {
550 >          mySD = (StuntDouble *) molInfo.myAtoms[j];
551 >          info[k].integrableObjects.push_back(mySD);
552 >          molInfo.myIntegrableObjects.push_back(mySD);
553 >        }
554 >      }
555  
556 <  // no init from bass
650 <  
651 <  sprintf( painCave.errMsg,
652 <           "Cannot intialize a parallel simulation without an initial configuration file.\n" );
653 <  painCave.isFatal;
654 <  simError();
655 <  
656 < #else
556 >      // all rigid bodies are integrated:
557  
558 <  initFromBass();
558 >      for (j = 0; j < molInfo.nRigidBodies; j++) {
559 >        mySD = (StuntDouble *) molInfo.myRigidBodies[j];
560 >        info[k].integrableObjects.push_back(mySD);      
561 >        molInfo.myIntegrableObjects.push_back(mySD);
562 >      }
563 >    
564 >      
565 >      // send the arrays off to the forceField for init.
566 >      
567 >      the_ff->initializeAtoms(molInfo.nAtoms, molInfo.myAtoms);
568 >      the_ff->initializeBonds(molInfo.nBonds, molInfo.myBonds, theBonds);
569 >      the_ff->initializeBends(molInfo.nBends, molInfo.myBends, theBends);
570 >      the_ff->initializeTorsions(molInfo.nTorsions, molInfo.myTorsions,
571 >                                 theTorsions);
572  
573 +      info[k].molecules[i].initialize(molInfo);
574  
661 #endif
662 }
575  
576 +      atomOffset += molInfo.nAtoms;
577 +      delete[] theBonds;
578 +      delete[] theBends;
579 +      delete[] theTorsions;
580 +    }    
581 +  }
582 +
583   #ifdef IS_MPI
584 <  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
584 >  sprintf(checkPointMsg, "all molecules initialized succesfully");
585    MPIcheckPoint();
586   #endif // is_mpi
587  
588 + }
589  
590 <  
591 <
592 <  
590 > void SimSetup::initFromBass(void){
591 >  int i, j, k;
592 >  int n_cells;
593 >  double cellx, celly, cellz;
594 >  double temp1, temp2, temp3;
595 >  int n_per_extra;
596 >  int n_extra;
597 >  int have_extra, done;
598  
599 <  
600 < #ifdef IS_MPI
601 <  if( worldRank == 0 ){
602 < #endif // is_mpi
603 <    
604 <    if( the_globals->haveFinalConfig() ){
605 <      strcpy( simnfo->finalName, the_globals->getFinalConfig() );
599 >  double vel[3];
600 >  vel[0] = 0.0;
601 >  vel[1] = 0.0;
602 >  vel[2] = 0.0;
603 >
604 >  temp1 = (double) tot_nmol / 4.0;
605 >  temp2 = pow(temp1, (1.0 / 3.0));
606 >  temp3 = ceil(temp2);
607 >
608 >  have_extra = 0;
609 >  if (temp2 < temp3){
610 >    // we have a non-complete lattice
611 >    have_extra = 1;
612 >
613 >    n_cells = (int) temp3 - 1;
614 >    cellx = info[0].boxL[0] / temp3;
615 >    celly = info[0].boxL[1] / temp3;
616 >    cellz = info[0].boxL[2] / temp3;
617 >    n_extra = tot_nmol - (4 * n_cells * n_cells * n_cells);
618 >    temp1 = ((double) n_extra) / (pow(temp3, 3.0) - pow(n_cells, 3.0));
619 >    n_per_extra = (int) ceil(temp1);
620 >
621 >    if (n_per_extra > 4){
622 >      sprintf(painCave.errMsg,
623 >              "SimSetup error. There has been an error in constructing"
624 >              " the non-complete lattice.\n");
625 >      painCave.isFatal = 1;
626 >      simError();
627      }
682    else{
683      strcpy( simnfo->finalName, inFileName );
684      char* endTest;
685      int nameLength = strlen( simnfo->finalName );
686      endTest = &(simnfo->finalName[nameLength - 5]);
687      if( !strcmp( endTest, ".bass" ) ){
688        strcpy( endTest, ".eor" );
689      }
690      else if( !strcmp( endTest, ".BASS" ) ){
691        strcpy( endTest, ".eor" );
692      }
693      else{
694        endTest = &(simnfo->finalName[nameLength - 4]);
695        if( !strcmp( endTest, ".bss" ) ){
696          strcpy( endTest, ".eor" );
697        }
698        else if( !strcmp( endTest, ".mdl" ) ){
699          strcpy( endTest, ".eor" );
700        }
701        else{
702          strcat( simnfo->finalName, ".eor" );
703        }
704      }
705    }
706    
707    // make the sample and status out names
708    
709    strcpy( simnfo->sampleName, inFileName );
710    char* endTest;
711    int nameLength = strlen( simnfo->sampleName );
712    endTest = &(simnfo->sampleName[nameLength - 5]);
713    if( !strcmp( endTest, ".bass" ) ){
714      strcpy( endTest, ".dump" );
715    }
716    else if( !strcmp( endTest, ".BASS" ) ){
717      strcpy( endTest, ".dump" );
718    }
719    else{
720      endTest = &(simnfo->sampleName[nameLength - 4]);
721      if( !strcmp( endTest, ".bss" ) ){
722        strcpy( endTest, ".dump" );
723      }
724      else if( !strcmp( endTest, ".mdl" ) ){
725        strcpy( endTest, ".dump" );
726      }
727      else{
728        strcat( simnfo->sampleName, ".dump" );
729      }
730    }
731    
732    strcpy( simnfo->statusName, inFileName );
733    nameLength = strlen( simnfo->statusName );
734    endTest = &(simnfo->statusName[nameLength - 5]);
735    if( !strcmp( endTest, ".bass" ) ){
736      strcpy( endTest, ".stat" );
737    }
738    else if( !strcmp( endTest, ".BASS" ) ){
739      strcpy( endTest, ".stat" );
740    }
741    else{
742      endTest = &(simnfo->statusName[nameLength - 4]);
743      if( !strcmp( endTest, ".bss" ) ){
744        strcpy( endTest, ".stat" );
745      }
746      else if( !strcmp( endTest, ".mdl" ) ){
747        strcpy( endTest, ".stat" );
748      }
749      else{
750        strcat( simnfo->statusName, ".stat" );
751      }
752    }
753    
754 #ifdef IS_MPI
628    }
756 #endif // is_mpi
757  
758  // set the status, sample, and themal kick times
759  
760  if( the_globals->haveSampleTime() ){
761    simnfo->sampleTime = the_globals->getSampleTime();
762    simnfo->statusTime = simnfo->sampleTime;
763    simnfo->thermalTime = simnfo->sampleTime;
764  }
629    else{
630 <    simnfo->sampleTime = the_globals->getRunTime();
631 <    simnfo->statusTime = simnfo->sampleTime;
632 <    simnfo->thermalTime = simnfo->sampleTime;
630 >    n_cells = (int) temp3;
631 >    cellx = info[0].boxL[0] / temp3;
632 >    celly = info[0].boxL[1] / temp3;
633 >    cellz = info[0].boxL[2] / temp3;
634    }
635  
636 <  if( the_globals->haveStatusTime() ){
637 <    simnfo->statusTime = the_globals->getStatusTime();
638 <  }
636 >  current_mol = 0;
637 >  current_comp_mol = 0;
638 >  current_comp = 0;
639 >  current_atom_ndx = 0;
640  
641 <  if( the_globals->haveThermalTime() ){
642 <    simnfo->thermalTime = the_globals->getThermalTime();
643 <  }
641 >  for (i = 0; i < n_cells ; i++){
642 >    for (j = 0; j < n_cells; j++){
643 >      for (k = 0; k < n_cells; k++){
644 >        makeElement(i * cellx, j * celly, k * cellz);
645  
646 <  // check for the temperature set flag
646 >        makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly, k * cellz);
647  
648 <  if( the_globals->haveTempSet() ) simnfo->setTemp = the_globals->getTempSet();
648 >        makeElement(i * cellx, j * celly + 0.5 * celly, k * cellz + 0.5 * cellz);
649  
650 +        makeElement(i * cellx + 0.5 * cellx, j * celly, k * cellz + 0.5 * cellz);
651 +      }
652 +    }
653 +  }
654  
655 <  // make the integrator
656 <  
786 <  
787 <  NVT*  myNVT = NULL;
788 <  NPTi* myNPTi = NULL;
789 <  NPTf* myNPTf = NULL;
790 <  NPTim* myNPTim = NULL;
791 <  NPTfm* myNPTfm = NULL;
655 >  if (have_extra){
656 >    done = 0;
657  
658 <  switch( ensembleCase ){
658 >    int start_ndx;
659 >    for (i = 0; i < (n_cells + 1) && !done; i++){
660 >      for (j = 0; j < (n_cells + 1) && !done; j++){
661 >        if (i < n_cells){
662 >          if (j < n_cells){
663 >            start_ndx = n_cells;
664 >          }
665 >          else
666 >            start_ndx = 0;
667 >        }
668 >        else
669 >          start_ndx = 0;
670  
671 <  case NVE_ENS:
672 <    new NVE( simnfo, the_ff );
673 <    break;
671 >        for (k = start_ndx; k < (n_cells + 1) && !done; k++){
672 >          makeElement(i * cellx, j * celly, k * cellz);
673 >          done = (current_mol >= tot_nmol);
674  
675 <  case NVT_ENS:
676 <    myNVT = new NVT( simnfo, the_ff );
677 <    myNVT->setTargetTemp(the_globals->getTargetTemp());
675 >          if (!done && n_per_extra > 1){
676 >            makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly,
677 >                        k * cellz);
678 >            done = (current_mol >= tot_nmol);
679 >          }
680  
681 <    if (the_globals->haveTauThermostat())
682 <      myNVT->setTauThermostat(the_globals->getTauThermostat());
681 >          if (!done && n_per_extra > 2){
682 >            makeElement(i * cellx, j * celly + 0.5 * celly,
683 >                        k * cellz + 0.5 * cellz);
684 >            done = (current_mol >= tot_nmol);
685 >          }
686  
687 <    else {
688 <      sprintf( painCave.errMsg,
689 <               "SimSetup error: If you use the NVT\n"
690 <               "    ensemble, you must set tauThermostat.\n");
691 <      painCave.isFatal = 1;
692 <      simError();
687 >          if (!done && n_per_extra > 3){
688 >            makeElement(i * cellx + 0.5 * cellx, j * celly,
689 >                        k * cellz + 0.5 * cellz);
690 >            done = (current_mol >= tot_nmol);
691 >          }
692 >        }
693 >      }
694      }
695 <    break;
695 >  }
696  
697 <  case NPTi_ENS:
698 <    myNPTi = new NPTi( simnfo, the_ff );
699 <    myNPTi->setTargetTemp( the_globals->getTargetTemp());
697 >  for (i = 0; i < info[0].n_atoms; i++){
698 >    info[0].atoms[i]->setVel(vel);
699 >  }
700 > }
701  
702 <    if (the_globals->haveTargetPressure())
703 <      myNPTi->setTargetPressure(the_globals->getTargetPressure());
704 <    else {
705 <      sprintf( painCave.errMsg,
706 <               "SimSetup error: If you use a constant pressure\n"
707 <               "    ensemble, you must set targetPressure in the BASS file.\n");
825 <      painCave.isFatal = 1;
826 <      simError();
827 <    }
828 <    
829 <    if( the_globals->haveTauThermostat() )
830 <      myNPTi->setTauThermostat( the_globals->getTauThermostat() );
831 <    else{
832 <      sprintf( painCave.errMsg,
833 <               "SimSetup error: If you use an NPT\n"
834 <               "    ensemble, you must set tauThermostat.\n");
835 <      painCave.isFatal = 1;
836 <      simError();
837 <    }
702 > void SimSetup::makeElement(double x, double y, double z){
703 >  int k;
704 >  AtomStamp* current_atom;
705 >  DirectionalAtom* dAtom;
706 >  double rotMat[3][3];
707 >  double pos[3];
708  
709 <    if( the_globals->haveTauBarostat() )
710 <      myNPTi->setTauBarostat( the_globals->getTauBarostat() );
711 <    else{
712 <      sprintf( painCave.errMsg,
713 <               "SimSetup error: If you use an NPT\n"
714 <               "    ensemble, you must set tauBarostat.\n");
709 >  for (k = 0; k < comp_stamps[current_comp]->getNAtoms(); k++){
710 >    current_atom = comp_stamps[current_comp]->getAtom(k);
711 >    if (!current_atom->havePosition()){
712 >      sprintf(painCave.errMsg,
713 >              "SimSetup:initFromBass error.\n"
714 >              "\tComponent %s, atom %s does not have a position specified.\n"
715 >              "\tThe initialization routine is unable to give a start"
716 >              " position.\n",
717 >              comp_stamps[current_comp]->getID(), current_atom->getType());
718        painCave.isFatal = 1;
719        simError();
720      }
848    break;
721  
722 <  case NPTf_ENS:
723 <    myNPTf = new NPTf( simnfo, the_ff );
724 <    myNPTf->setTargetTemp( the_globals->getTargetTemp());
722 >    pos[0] = x + current_atom->getPosX();
723 >    pos[1] = y + current_atom->getPosY();
724 >    pos[2] = z + current_atom->getPosZ();
725  
726 <    if (the_globals->haveTargetPressure())
855 <      myNPTf->setTargetPressure(the_globals->getTargetPressure());
856 <    else {
857 <      sprintf( painCave.errMsg,
858 <               "SimSetup error: If you use a constant pressure\n"
859 <               "    ensemble, you must set targetPressure in the BASS file.\n");
860 <      painCave.isFatal = 1;
861 <      simError();
862 <    }    
726 >    info[0].atoms[current_atom_ndx]->setPos(pos);
727  
728 <    if( the_globals->haveTauThermostat() )
729 <      myNPTf->setTauThermostat( the_globals->getTauThermostat() );
866 <    else{
867 <      sprintf( painCave.errMsg,
868 <               "SimSetup error: If you use an NPT\n"
869 <               "    ensemble, you must set tauThermostat.\n");
870 <      painCave.isFatal = 1;
871 <      simError();
872 <    }
728 >    if (info[0].atoms[current_atom_ndx]->isDirectional()){
729 >      dAtom = (DirectionalAtom *) info[0].atoms[current_atom_ndx];
730  
731 <    if( the_globals->haveTauBarostat() )
732 <      myNPTf->setTauBarostat( the_globals->getTauBarostat() );
733 <    else{
877 <      sprintf( painCave.errMsg,
878 <               "SimSetup error: If you use an NPT\n"
879 <               "    ensemble, you must set tauBarostat.\n");
880 <      painCave.isFatal = 1;
881 <      simError();
882 <    }
883 <    break;
884 <    
885 <  case NPTim_ENS:
886 <    myNPTim = new NPTim( simnfo, the_ff );
887 <    myNPTim->setTargetTemp( the_globals->getTargetTemp());
731 >      rotMat[0][0] = 1.0;
732 >      rotMat[0][1] = 0.0;
733 >      rotMat[0][2] = 0.0;
734  
735 <    if (the_globals->haveTargetPressure())
736 <      myNPTim->setTargetPressure(the_globals->getTargetPressure());
737 <    else {
892 <      sprintf( painCave.errMsg,
893 <               "SimSetup error: If you use a constant pressure\n"
894 <               "    ensemble, you must set targetPressure in the BASS file.\n");
895 <      painCave.isFatal = 1;
896 <      simError();
897 <    }
898 <    
899 <    if( the_globals->haveTauThermostat() )
900 <      myNPTim->setTauThermostat( the_globals->getTauThermostat() );
901 <    else{
902 <      sprintf( painCave.errMsg,
903 <               "SimSetup error: If you use an NPT\n"
904 <               "    ensemble, you must set tauThermostat.\n");
905 <      painCave.isFatal = 1;
906 <      simError();
907 <    }
735 >      rotMat[1][0] = 0.0;
736 >      rotMat[1][1] = 1.0;
737 >      rotMat[1][2] = 0.0;
738  
739 <    if( the_globals->haveTauBarostat() )
740 <      myNPTim->setTauBarostat( the_globals->getTauBarostat() );
741 <    else{
912 <      sprintf( painCave.errMsg,
913 <               "SimSetup error: If you use an NPT\n"
914 <               "    ensemble, you must set tauBarostat.\n");
915 <      painCave.isFatal = 1;
916 <      simError();
917 <    }
918 <    break;
739 >      rotMat[2][0] = 0.0;
740 >      rotMat[2][1] = 0.0;
741 >      rotMat[2][2] = 1.0;
742  
743 <  case NPTfm_ENS:
921 <    myNPTfm = new NPTfm( simnfo, the_ff );
922 <    myNPTfm->setTargetTemp( the_globals->getTargetTemp());
923 <
924 <    if (the_globals->haveTargetPressure())
925 <      myNPTfm->setTargetPressure(the_globals->getTargetPressure());
926 <    else {
927 <      sprintf( painCave.errMsg,
928 <               "SimSetup error: If you use a constant pressure\n"
929 <               "    ensemble, you must set targetPressure in the BASS file.\n");
930 <      painCave.isFatal = 1;
931 <      simError();
743 >      dAtom->setA(rotMat);
744      }
933    
934    if( the_globals->haveTauThermostat() )
935      myNPTfm->setTauThermostat( the_globals->getTauThermostat() );
936    else{
937      sprintf( painCave.errMsg,
938               "SimSetup error: If you use an NPT\n"
939               "    ensemble, you must set tauThermostat.\n");
940      painCave.isFatal = 1;
941      simError();
942    }
745  
746 <    if( the_globals->haveTauBarostat() )
747 <      myNPTfm->setTauBarostat( the_globals->getTauBarostat() );
946 <    else{
947 <      sprintf( painCave.errMsg,
948 <               "SimSetup error: If you use an NPT\n"
949 <               "    ensemble, you must set tauBarostat.\n");
950 <      painCave.isFatal = 1;
951 <      simError();
952 <    }
953 <    break;
746 >    current_atom_ndx++;
747 >  }
748  
749 <  default:
750 <    sprintf( painCave.errMsg,
751 <             "SimSetup Error. Unrecognized ensemble in case statement.\n");
752 <    painCave.isFatal = 1;
753 <    simError();
749 >  current_mol++;
750 >  current_comp_mol++;
751 >
752 >  if (current_comp_mol >= components_nmol[current_comp]){
753 >    current_comp_mol = 0;
754 >    current_comp++;
755    }
756 + }
757  
758  
759 < #ifdef IS_MPI
760 <  mpiSim->mpiRefresh();
965 < #endif
759 > void SimSetup::gatherInfo(void){
760 >  int i;
761  
762 <  // initialize the Fortran
762 >  ensembleCase = -1;
763 >  ffCase = -1;
764  
765 +  // set the easy ones first
766  
767 <  simnfo->refreshSim();
768 <  
769 <  if( !strcmp( simnfo->mixingRule, "standard") ){
770 <    the_ff->initForceField( LB_MIXING_RULE );
767 >  for (i = 0; i < nInfo; i++){
768 >    info[i].target_temp = globals->getTargetTemp();
769 >    info[i].dt = globals->getDt();
770 >    info[i].run_time = globals->getRunTime();
771    }
772 <  else if( !strcmp( simnfo->mixingRule, "explicit") ){
773 <    the_ff->initForceField( EXPLICIT_MIXING_RULE );
772 >  n_components = globals->getNComponents();
773 >
774 >
775 >  // get the forceField
776 >
777 >  strcpy(force_field, globals->getForceField());
778 >
779 >  if (!strcasecmp(force_field, "DUFF")){
780 >    ffCase = FF_DUFF;
781    }
782 +  else if (!strcasecmp(force_field, "LJ")){
783 +    ffCase = FF_LJ;
784 +  }
785 +  else if (!strcasecmp(force_field, "EAM")){
786 +    ffCase = FF_EAM;
787 +  }
788 +  else if (!strcasecmp(force_field, "WATER")){
789 +    ffCase = FF_H2O;
790 +  }
791    else{
792 <    sprintf( painCave.errMsg,
793 <             "SimSetup Error: unknown mixing rule -> \"%s\"\n",
794 <             simnfo->mixingRule );
795 <    painCave.isFatal = 1;
983 <    simError();
792 >    sprintf(painCave.errMsg, "SimSetup Error. Unrecognized force field -> %s\n",
793 >            force_field);
794 >         painCave.isFatal = 1;
795 >         simError();
796    }
797  
798 +    // get the ensemble
799  
800 < #ifdef IS_MPI
988 <  strcpy( checkPointMsg,
989 <          "Successfully intialized the mixingRule for Fortran." );
990 <  MPIcheckPoint();
991 < #endif // is_mpi
992 < }
800 >  strcpy(ensemble, globals->getEnsemble());
801  
802 +  if (!strcasecmp(ensemble, "NVE")){
803 +    ensembleCase = NVE_ENS;
804 +  }
805 +  else if (!strcasecmp(ensemble, "NVT")){
806 +    ensembleCase = NVT_ENS;
807 +  }
808 +  else if (!strcasecmp(ensemble, "NPTi") || !strcasecmp(ensemble, "NPT")){
809 +    ensembleCase = NPTi_ENS;
810 +  }
811 +  else if (!strcasecmp(ensemble, "NPTf")){
812 +    ensembleCase = NPTf_ENS;
813 +  }
814 +  else if (!strcasecmp(ensemble, "NPTxyz")){
815 +    ensembleCase = NPTxyz_ENS;
816 +  }
817 +  else{
818 +    sprintf(painCave.errMsg,
819 +            "SimSetup Warning. Unrecognized Ensemble -> %s \n"
820 +            "\treverting to NVE for this simulation.\n",
821 +            ensemble);
822 +         painCave.isFatal = 0;
823 +         simError();
824 +         strcpy(ensemble, "NVE");
825 +         ensembleCase = NVE_ENS;
826 +  }  
827  
828 < void SimSetup::makeMolecules( void ){
828 >  for (i = 0; i < nInfo; i++){
829 >    strcpy(info[i].ensemble, ensemble);
830  
831 <  int i, j, exI, exJ, tempEx, stampID, atomOffset, excludeOffset;
998 <  molInit info;
999 <  DirectionalAtom* dAtom;
1000 <  LinkedAssign* extras;
1001 <  LinkedAssign* current_extra;
1002 <  AtomStamp* currentAtom;
1003 <  BondStamp* currentBond;
1004 <  BendStamp* currentBend;
1005 <  TorsionStamp* currentTorsion;
831 >    // get the mixing rule
832  
833 <  bond_pair* theBonds;
834 <  bend_set* theBends;
835 <  torsion_set* theTorsions;
833 >    strcpy(info[i].mixingRule, globals->getMixingRule());
834 >    info[i].usePBC = globals->getPBC();
835 >  }
836  
837 <  
1012 <  //init the forceField paramters
837 >  // get the components and calculate the tot_nMol and indvidual n_mol
838  
839 <  the_ff->readParams();
839 >  the_components = globals->getComponents();
840 >  components_nmol = new int[n_components];
841  
1016  
1017  // init the atoms
842  
843 <  double ux, uy, uz, u, uSqr;
844 <  
845 <  atomOffset = 0;
1022 <  excludeOffset = 0;
1023 <  for(i=0; i<simnfo->n_mol; i++){
1024 <    
1025 <    stampID = the_molecules[i].getStampID();
843 >  if (!globals->haveNMol()){
844 >    // we don't have the total number of molecules, so we assume it is
845 >    // given in each component
846  
847 <    info.nAtoms    = comp_stamps[stampID]->getNAtoms();
848 <    info.nBonds    = comp_stamps[stampID]->getNBonds();
849 <    info.nBends    = comp_stamps[stampID]->getNBends();
850 <    info.nTorsions = comp_stamps[stampID]->getNTorsions();
851 <    info.nExcludes = info.nBonds + info.nBends + info.nTorsions;
847 >    tot_nmol = 0;
848 >    for (i = 0; i < n_components; i++){
849 >      if (!the_components[i]->haveNMol()){
850 >        // we have a problem
851 >        sprintf(painCave.errMsg,
852 >                "SimSetup Error. No global NMol or component NMol given.\n"
853 >                "\tCannot calculate the number of atoms.\n");
854 >        painCave.isFatal = 1;
855 >        simError();
856 >      }
857  
858 <    info.myAtoms = &the_atoms[atomOffset];
859 <    info.myExcludes = &the_excludes[excludeOffset];
860 <    info.myBonds = new Bond*[info.nBonds];
861 <    info.myBends = new Bend*[info.nBends];
862 <    info.myTorsions = new Torsion*[info.nTorsions];
858 >      tot_nmol += the_components[i]->getNMol();
859 >      components_nmol[i] = the_components[i]->getNMol();
860 >    }
861 >  }
862 >  else{
863 >    sprintf(painCave.errMsg,
864 >            "SimSetup error.\n"
865 >            "\tSorry, the ability to specify total"
866 >            " nMols and then give molfractions in the components\n"
867 >            "\tis not currently supported."
868 >            " Please give nMol in the components.\n");
869 >    painCave.isFatal = 1;
870 >    simError();
871 >  }
872  
873 <    theBonds = new bond_pair[info.nBonds];
874 <    theBends = new bend_set[info.nBends];
875 <    theTorsions = new torsion_set[info.nTorsions];
876 <    
877 <    // make the Atoms
878 <    
879 <    for(j=0; j<info.nAtoms; j++){
880 <      
881 <      currentAtom = comp_stamps[stampID]->getAtom( j );
882 <      if( currentAtom->haveOrientation() ){
1049 <        
1050 <        dAtom = new DirectionalAtom(j + atomOffset);
1051 <        simnfo->n_oriented++;
1052 <        info.myAtoms[j] = dAtom;
1053 <        
1054 <        ux = currentAtom->getOrntX();
1055 <        uy = currentAtom->getOrntY();
1056 <        uz = currentAtom->getOrntZ();
1057 <        
1058 <        uSqr = (ux * ux) + (uy * uy) + (uz * uz);
1059 <        
1060 <        u = sqrt( uSqr );
1061 <        ux = ux / u;
1062 <        uy = uy / u;
1063 <        uz = uz / u;
1064 <        
1065 <        dAtom->setSUx( ux );
1066 <        dAtom->setSUy( uy );
1067 <        dAtom->setSUz( uz );
1068 <      }
1069 <      else{
1070 <        info.myAtoms[j] = new GeneralAtom(j + atomOffset);
1071 <      }
1072 <      info.myAtoms[j]->setType( currentAtom->getType() );
1073 <    
1074 < #ifdef IS_MPI
1075 <      
1076 <      info.myAtoms[j]->setGlobalIndex( globalIndex[j+atomOffset] );
1077 <      
1078 < #endif // is_mpi
1079 <    }
1080 <    
1081 <    // make the bonds
1082 <    for(j=0; j<info.nBonds; j++){
1083 <      
1084 <      currentBond = comp_stamps[stampID]->getBond( j );
1085 <      theBonds[j].a = currentBond->getA() + atomOffset;
1086 <      theBonds[j].b = currentBond->getB() + atomOffset;
873 >  //check whether sample time, status time, thermal time and reset time are divisble by dt
874 >  if (globals->haveSampleTime() && !isDivisible(globals->getSampleTime(), globals->getDt())){
875 >    sprintf(painCave.errMsg,
876 >            "Sample time is not divisible by dt.\n"
877 >            "\tThis will result in samples that are not uniformly\n"
878 >            "\tdistributed in time.  If this is a problem, change\n"
879 >            "\tyour sampleTime variable.\n");
880 >    painCave.isFatal = 0;
881 >    simError();    
882 >  }
883  
884 <      exI = theBonds[j].a;
885 <      exJ = theBonds[j].b;
884 >  if (globals->haveStatusTime() && !isDivisible(globals->getStatusTime(), globals->getDt())){
885 >    sprintf(painCave.errMsg,
886 >            "Status time is not divisible by dt.\n"
887 >            "\tThis will result in status reports that are not uniformly\n"
888 >            "\tdistributed in time.  If this is a problem, change \n"
889 >            "\tyour statusTime variable.\n");
890 >    painCave.isFatal = 0;
891 >    simError();    
892 >  }
893  
894 <      // exclude_I must always be the smaller of the pair
895 <      if( exI > exJ ){
896 <        tempEx = exI;
897 <        exI = exJ;
898 <        exJ = tempEx;
899 <      }
900 < #ifdef IS_MPI
901 <      tempEx = exI;
902 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
1100 <      tempEx = exJ;
1101 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
1102 <      
1103 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
1104 < #else  // isn't MPI
894 >  if (globals->haveThermalTime() && !isDivisible(globals->getThermalTime(), globals->getDt())){
895 >    sprintf(painCave.errMsg,
896 >            "Thermal time is not divisible by dt.\n"
897 >            "\tThis will result in thermalizations that are not uniformly\n"
898 >            "\tdistributed in time.  If this is a problem, change \n"
899 >            "\tyour thermalTime variable.\n");
900 >    painCave.isFatal = 0;
901 >    simError();    
902 >  }  
903  
904 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
905 < #endif  //is_mpi
904 >  if (globals->haveResetTime() && !isDivisible(globals->getResetTime(), globals->getDt())){
905 >    sprintf(painCave.errMsg,
906 >            "Reset time is not divisible by dt.\n"
907 >            "\tThis will result in integrator resets that are not uniformly\n"
908 >            "\tdistributed in time.  If this is a problem, change\n"
909 >            "\tyour resetTime variable.\n");
910 >    painCave.isFatal = 0;
911 >    simError();    
912 >  }
913 >
914 >  // set the status, sample, and thermal kick times
915 >
916 >  for (i = 0; i < nInfo; i++){
917 >    if (globals->haveSampleTime()){
918 >      info[i].sampleTime = globals->getSampleTime();
919 >      info[i].statusTime = info[i].sampleTime;
920      }
921 <    excludeOffset += info.nBonds;
921 >    else{
922 >      info[i].sampleTime = globals->getRunTime();
923 >      info[i].statusTime = info[i].sampleTime;
924 >    }
925  
926 <    //make the bends
927 <    for(j=0; j<info.nBends; j++){
1113 <      
1114 <      currentBend = comp_stamps[stampID]->getBend( j );
1115 <      theBends[j].a = currentBend->getA() + atomOffset;
1116 <      theBends[j].b = currentBend->getB() + atomOffset;
1117 <      theBends[j].c = currentBend->getC() + atomOffset;
1118 <          
1119 <      if( currentBend->haveExtras() ){
1120 <            
1121 <        extras = currentBend->getExtras();
1122 <        current_extra = extras;
1123 <            
1124 <        while( current_extra != NULL ){
1125 <          if( !strcmp( current_extra->getlhs(), "ghostVectorSource" )){
1126 <                
1127 <            switch( current_extra->getType() ){
1128 <              
1129 <            case 0:
1130 <              theBends[j].ghost =
1131 <                current_extra->getInt() + atomOffset;
1132 <              theBends[j].isGhost = 1;
1133 <              break;
1134 <                  
1135 <            case 1:
1136 <              theBends[j].ghost =
1137 <                (int)current_extra->getDouble() + atomOffset;
1138 <              theBends[j].isGhost = 1;
1139 <              break;
1140 <              
1141 <            default:
1142 <              sprintf( painCave.errMsg,
1143 <                       "SimSetup Error: ghostVectorSource was neither a "
1144 <                       "double nor an int.\n"
1145 <                       "-->Bend[%d] in %s\n",
1146 <                       j, comp_stamps[stampID]->getID() );
1147 <              painCave.isFatal = 1;
1148 <              simError();
1149 <            }
1150 <          }
1151 <          
1152 <          else{
1153 <            
1154 <            sprintf( painCave.errMsg,
1155 <                     "SimSetup Error: unhandled bend assignment:\n"
1156 <                     "    -->%s in Bend[%d] in %s\n",
1157 <                     current_extra->getlhs(),
1158 <                     j, comp_stamps[stampID]->getID() );
1159 <            painCave.isFatal = 1;
1160 <            simError();
1161 <          }
1162 <          
1163 <          current_extra = current_extra->getNext();
1164 <        }
1165 <      }
1166 <          
1167 <      if( !theBends[j].isGhost ){
1168 <            
1169 <        exI = theBends[j].a;
1170 <        exJ = theBends[j].c;
1171 <      }
1172 <      else{
1173 <        
1174 <        exI = theBends[j].a;
1175 <        exJ = theBends[j].b;
1176 <      }
1177 <      
1178 <      // exclude_I must always be the smaller of the pair
1179 <      if( exI > exJ ){
1180 <        tempEx = exI;
1181 <        exI = exJ;
1182 <        exJ = tempEx;
1183 <      }
1184 < #ifdef IS_MPI
1185 <      tempEx = exI;
1186 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
1187 <      tempEx = exJ;
1188 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
1189 <      
1190 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
1191 < #else  // isn't MPI
1192 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
1193 < #endif  //is_mpi
926 >    if (globals->haveStatusTime()){
927 >      info[i].statusTime = globals->getStatusTime();
928      }
1195    excludeOffset += info.nBends;
929  
930 <    for(j=0; j<info.nTorsions; j++){
931 <      
932 <      currentTorsion = comp_stamps[stampID]->getTorsion( j );
933 <      theTorsions[j].a = currentTorsion->getA() + atomOffset;
934 <      theTorsions[j].b = currentTorsion->getB() + atomOffset;
1202 <      theTorsions[j].c = currentTorsion->getC() + atomOffset;
1203 <      theTorsions[j].d = currentTorsion->getD() + atomOffset;
1204 <      
1205 <      exI = theTorsions[j].a;
1206 <      exJ = theTorsions[j].d;
930 >    if (globals->haveThermalTime()){
931 >      info[i].thermalTime = globals->getThermalTime();
932 >    } else {
933 >      info[i].thermalTime = globals->getRunTime();
934 >    }
935  
936 <      // exclude_I must always be the smaller of the pair
937 <      if( exI > exJ ){
938 <        tempEx = exI;
939 <        exI = exJ;
1212 <        exJ = tempEx;
1213 <      }
1214 < #ifdef IS_MPI
1215 <      tempEx = exI;
1216 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
1217 <      tempEx = exJ;
1218 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
1219 <      
1220 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
1221 < #else  // isn't MPI
1222 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
1223 < #endif  //is_mpi
936 >    info[i].resetIntegrator = 0;
937 >    if( globals->haveResetTime() ){
938 >      info[i].resetTime = globals->getResetTime();
939 >      info[i].resetIntegrator = 1;
940      }
1225    excludeOffset += info.nTorsions;
941  
942 +    // check for the temperature set flag
943      
944 <    // send the arrays off to the forceField for init.
944 >    if (globals->haveTempSet())
945 >      info[i].setTemp = globals->getTempSet();
946  
947 <    the_ff->initializeAtoms( info.nAtoms, info.myAtoms );
1231 <    the_ff->initializeBonds( info.nBonds, info.myBonds, theBonds );
1232 <    the_ff->initializeBends( info.nBends, info.myBends, theBends );
1233 <    the_ff->initializeTorsions( info.nTorsions, info.myTorsions, theTorsions );
947 >    // check for the extended State init
948  
949 +    info[i].useInitXSstate = globals->getUseInitXSstate();
950 +    info[i].orthoTolerance = globals->getOrthoBoxTolerance();
951  
952 <    the_molecules[i].initialize( info );
953 <
954 <
955 <    atomOffset += info.nAtoms;
956 <    delete[] theBonds;
957 <    delete[] theBends;
958 <    delete[] theTorsions;
952 >    // check for thermodynamic integration
953 >    if (globals->getUseThermInt()) {
954 >      if (globals->haveThermIntLambda() && globals->haveThermIntK()) {
955 >        info[i].useThermInt = globals->getUseThermInt();
956 >        info[i].thermIntLambda = globals->getThermIntLambda();
957 >        info[i].thermIntK = globals->getThermIntK();
958 >        
959 >        Restraints *myRestraint = new Restraints(tot_nmol, info[i].thermIntLambda, info[i].thermIntK);
960 >        info[i].restraint = myRestraint;
961 >      }
962 >      else {
963 >        sprintf(painCave.errMsg,
964 >                "SimSetup Error:\n"
965 >                "\tKeyword useThermInt was set to 'true' but\n"
966 >                "\tthermodynamicIntegrationLambda (and/or\n"
967 >                "\tthermodynamicIntegrationK) was not specified.\n"
968 >                "\tPlease provide a lambda value and k value in your .bass file.\n");
969 >        painCave.isFatal = 1;
970 >        simError();    
971 >      }
972 >    }
973 >    else if(globals->haveThermIntLambda() || globals->haveThermIntK()){
974 >        sprintf(painCave.errMsg,
975 >                "SimSetup Warning: If you want to use Thermodynamic\n"
976 >                "\tIntegration, set useThermInt to 'true' in your .bass file.\n"
977 >                "\tThe useThermInt keyword is 'false' by default, so your\n"
978 >                "\tlambda and/or k values are being ignored.\n");
979 >        painCave.isFatal = 0;
980 >        simError();  
981 >    }
982    }
983 +  
984 +  //setup seed for random number generator
985 +  int seedValue;
986  
987 +  if (globals->haveSeed()){
988 +    seedValue = globals->getSeed();
989 +
990 +    if(seedValue / 1E9 == 0){
991 +      sprintf(painCave.errMsg,
992 +              "Seed for sprng library should contain at least 9 digits\n"
993 +              "OOPSE will generate a seed for user\n");
994 +      painCave.isFatal = 0;
995 +      simError();
996 +
997 +      //using seed generated by system instead of invalid seed set by user
998 + #ifndef IS_MPI
999 +      seedValue = make_sprng_seed();
1000 + #else
1001 +      if (worldRank == 0){
1002 +        seedValue = make_sprng_seed();
1003 +      }
1004 +      MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
1005 + #endif      
1006 +    }
1007 +  }//end of if branch of globals->haveSeed()
1008 +  else{
1009 +    
1010 + #ifndef IS_MPI
1011 +    seedValue = make_sprng_seed();
1012 + #else
1013 +    if (worldRank == 0){
1014 +      seedValue = make_sprng_seed();
1015 +    }
1016 +    MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
1017 + #endif
1018 +  }//end of globals->haveSeed()
1019 +
1020 +  for (int i = 0; i < nInfo; i++){
1021 +    info[i].setSeed(seedValue);
1022 +  }
1023 +  
1024   #ifdef IS_MPI
1025 <  sprintf( checkPointMsg, "all molecules initialized succesfully" );
1025 >  strcpy(checkPointMsg, "Successfully gathered all information from Bass\n");
1026    MPIcheckPoint();
1027   #endif // is_mpi
1028 + }
1029  
1030 +
1031 + void SimSetup::finalInfoCheck(void){
1032 +  int index;
1033 +  int usesDipoles;
1034 +  int usesCharges;
1035 +  int i;
1036 +
1037 +  for (i = 0; i < nInfo; i++){
1038 +    // check electrostatic parameters
1039 +
1040 +    index = 0;
1041 +    usesDipoles = 0;
1042 +    while ((index < info[i].n_atoms) && !usesDipoles){
1043 +      usesDipoles = (info[i].atoms[index])->hasDipole();
1044 +      index++;
1045 +    }
1046 +    index = 0;
1047 +    usesCharges = 0;
1048 +    while ((index < info[i].n_atoms) && !usesCharges){
1049 +      usesCharges= (info[i].atoms[index])->hasCharge();
1050 +      index++;
1051 +    }
1052 + #ifdef IS_MPI
1053 +    int myUse = usesDipoles;
1054 +    MPI_Allreduce(&myUse, &usesDipoles, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
1055 + #endif //is_mpi
1056 +
1057 +    double theRcut, theRsw;
1058 +
1059 +    if (globals->haveRcut()) {
1060 +      theRcut = globals->getRcut();
1061 +
1062 +      if (globals->haveRsw())
1063 +        theRsw = globals->getRsw();
1064 +      else
1065 +        theRsw = theRcut;
1066 +      
1067 +      info[i].setDefaultRcut(theRcut, theRsw);
1068 +
1069 +    } else {
1070 +      
1071 +      the_ff->calcRcut();
1072 +      theRcut = info[i].getRcut();
1073 +
1074 +      if (globals->haveRsw())
1075 +        theRsw = globals->getRsw();
1076 +      else
1077 +        theRsw = theRcut;
1078 +      
1079 +      info[i].setDefaultRcut(theRcut, theRsw);
1080 +    }
1081 +
1082 +    if (globals->getUseRF()){
1083 +      info[i].useReactionField = 1;
1084 +      
1085 +      if (!globals->haveRcut()){
1086 +        sprintf(painCave.errMsg,
1087 +                "SimSetup Warning: No value was set for the cutoffRadius.\n"
1088 +                "\tOOPSE will use a default value of 15.0 angstroms"
1089 +                "\tfor the cutoffRadius.\n");
1090 +        painCave.isFatal = 0;
1091 +        simError();
1092 +        theRcut = 15.0;
1093 +      }
1094 +      else{
1095 +        theRcut = globals->getRcut();
1096 +      }
1097 +
1098 +      if (!globals->haveRsw()){
1099 +        sprintf(painCave.errMsg,
1100 +                "SimSetup Warning: No value was set for switchingRadius.\n"
1101 +                "\tOOPSE will use a default value of\n"
1102 +                "\t0.95 * cutoffRadius for the switchingRadius\n");
1103 +        painCave.isFatal = 0;
1104 +        simError();
1105 +        theRsw = 0.95 * theRcut;
1106 +      }
1107 +      else{
1108 +        theRsw = globals->getRsw();
1109 +      }
1110 +
1111 +      info[i].setDefaultRcut(theRcut, theRsw);
1112 +
1113 +      if (!globals->haveDielectric()){
1114 +        sprintf(painCave.errMsg,
1115 +                "SimSetup Error: No Dielectric constant was set.\n"
1116 +                "\tYou are trying to use Reaction Field without"
1117 +                "\tsetting a dielectric constant!\n");
1118 +        painCave.isFatal = 1;
1119 +        simError();
1120 +      }
1121 +      info[i].dielectric = globals->getDielectric();
1122 +    }
1123 +    else{
1124 +      if (usesDipoles || usesCharges){
1125 +
1126 +        if (!globals->haveRcut()){
1127 +          sprintf(painCave.errMsg,
1128 +                  "SimSetup Warning: No value was set for the cutoffRadius.\n"
1129 +                  "\tOOPSE will use a default value of 15.0 angstroms"
1130 +                  "\tfor the cutoffRadius.\n");
1131 +          painCave.isFatal = 0;
1132 +          simError();
1133 +          theRcut = 15.0;
1134 +      }
1135 +        else{
1136 +          theRcut = globals->getRcut();
1137 +        }
1138 +        
1139 +        if (!globals->haveRsw()){
1140 +          sprintf(painCave.errMsg,
1141 +                  "SimSetup Warning: No value was set for switchingRadius.\n"
1142 +                  "\tOOPSE will use a default value of\n"
1143 +                  "\t0.95 * cutoffRadius for the switchingRadius\n");
1144 +          painCave.isFatal = 0;
1145 +          simError();
1146 +          theRsw = 0.95 * theRcut;
1147 +        }
1148 +        else{
1149 +          theRsw = globals->getRsw();
1150 +        }
1151 +        
1152 +        info[i].setDefaultRcut(theRcut, theRsw);
1153 +        
1154 +      }
1155 +    }
1156 +  }
1157 + #ifdef IS_MPI
1158 +  strcpy(checkPointMsg, "post processing checks out");
1159 +  MPIcheckPoint();
1160 + #endif // is_mpi
1161 +
1162    // clean up the forcefield
1251  the_ff->calcRcut();
1163    the_ff->cleanMe();
1164 + }
1165 +  
1166 + void SimSetup::initSystemCoords(void){
1167 +  int i;
1168  
1169 +  char* inName;
1170 +
1171 +  (info[0].getConfiguration())->createArrays(info[0].n_atoms);
1172 +
1173 +  for (i = 0; i < info[0].n_atoms; i++)
1174 +    info[0].atoms[i]->setCoords();
1175 +
1176 +  if (globals->haveInitialConfig()){
1177 +    InitializeFromFile* fileInit;
1178 + #ifdef IS_MPI // is_mpi
1179 +    if (worldRank == 0){
1180 + #endif //is_mpi
1181 +      inName = globals->getInitialConfig();
1182 +      fileInit = new InitializeFromFile(inName);
1183 + #ifdef IS_MPI
1184 +    }
1185 +    else
1186 +      fileInit = new InitializeFromFile(NULL);
1187 + #endif
1188 +    fileInit->readInit(info); // default velocities on
1189 +
1190 +    delete fileInit;
1191 +  }
1192 +  else{
1193 +    
1194 +    // no init from bass
1195 +    
1196 +    sprintf(painCave.errMsg,
1197 +            "Cannot intialize a simulation without an initial configuration file.\n");
1198 +    painCave.isFatal = 1;;
1199 +    simError();
1200 +    
1201 +  }
1202 +
1203 + #ifdef IS_MPI
1204 +  strcpy(checkPointMsg, "Successfully read in the initial configuration");
1205 +  MPIcheckPoint();
1206 + #endif // is_mpi
1207   }
1208  
1256 void SimSetup::initFromBass( void ){
1209  
1210 <  int i, j, k;
1211 <  int n_cells;
1260 <  double cellx, celly, cellz;
1261 <  double temp1, temp2, temp3;
1262 <  int n_per_extra;
1263 <  int n_extra;
1264 <  int have_extra, done;
1210 > void SimSetup::makeOutNames(void){
1211 >  int k;
1212  
1266  temp1 = (double)tot_nmol / 4.0;
1267  temp2 = pow( temp1, ( 1.0 / 3.0 ) );
1268  temp3 = ceil( temp2 );
1213  
1214 <  have_extra =0;
1215 <  if( temp2 < temp3 ){ // we have a non-complete lattice
1216 <    have_extra =1;
1214 >  for (k = 0; k < nInfo; k++){
1215 > #ifdef IS_MPI
1216 >    if (worldRank == 0){
1217 > #endif // is_mpi
1218  
1219 <    n_cells = (int)temp3 - 1;
1220 <    cellx = simnfo->boxLx / temp3;
1221 <    celly = simnfo->boxLy / temp3;
1222 <    cellz = simnfo->boxLz / temp3;
1223 <    n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
1224 <    temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
1225 <    n_per_extra = (int)ceil( temp1 );
1219 >      if (globals->haveFinalConfig()){
1220 >        strcpy(info[k].finalName, globals->getFinalConfig());
1221 >      }
1222 >      else{
1223 >        strcpy(info[k].finalName, inFileName);
1224 >        char* endTest;
1225 >        int nameLength = strlen(info[k].finalName);
1226 >        endTest = &(info[k].finalName[nameLength - 5]);
1227 >        if (!strcmp(endTest, ".bass")){
1228 >          strcpy(endTest, ".eor");
1229 >        }
1230 >        else if (!strcmp(endTest, ".BASS")){
1231 >          strcpy(endTest, ".eor");
1232 >        }
1233 >        else{
1234 >          endTest = &(info[k].finalName[nameLength - 4]);
1235 >          if (!strcmp(endTest, ".bss")){
1236 >            strcpy(endTest, ".eor");
1237 >          }
1238 >          else if (!strcmp(endTest, ".mdl")){
1239 >            strcpy(endTest, ".eor");
1240 >          }
1241 >          else{
1242 >            strcat(info[k].finalName, ".eor");
1243 >          }
1244 >        }
1245 >      }
1246  
1247 <    if( n_per_extra > 4){
1248 <      sprintf( painCave.errMsg,
1249 <               "SimSetup error. There has been an error in constructing"
1250 <               " the non-complete lattice.\n" );
1251 <      painCave.isFatal = 1;
1252 <      simError();
1247 >      // make the sample and status out names
1248 >
1249 >      strcpy(info[k].sampleName, inFileName);
1250 >      char* endTest;
1251 >      int nameLength = strlen(info[k].sampleName);
1252 >      endTest = &(info[k].sampleName[nameLength - 5]);
1253 >      if (!strcmp(endTest, ".bass")){
1254 >        strcpy(endTest, ".dump");
1255 >      }
1256 >      else if (!strcmp(endTest, ".BASS")){
1257 >        strcpy(endTest, ".dump");
1258 >      }
1259 >      else{
1260 >        endTest = &(info[k].sampleName[nameLength - 4]);
1261 >        if (!strcmp(endTest, ".bss")){
1262 >          strcpy(endTest, ".dump");
1263 >        }
1264 >        else if (!strcmp(endTest, ".mdl")){
1265 >          strcpy(endTest, ".dump");
1266 >        }
1267 >        else{
1268 >          strcat(info[k].sampleName, ".dump");
1269 >        }
1270 >      }
1271 >
1272 >      strcpy(info[k].statusName, inFileName);
1273 >      nameLength = strlen(info[k].statusName);
1274 >      endTest = &(info[k].statusName[nameLength - 5]);
1275 >      if (!strcmp(endTest, ".bass")){
1276 >        strcpy(endTest, ".stat");
1277 >      }
1278 >      else if (!strcmp(endTest, ".BASS")){
1279 >        strcpy(endTest, ".stat");
1280 >      }
1281 >      else{
1282 >        endTest = &(info[k].statusName[nameLength - 4]);
1283 >        if (!strcmp(endTest, ".bss")){
1284 >          strcpy(endTest, ".stat");
1285 >        }
1286 >        else if (!strcmp(endTest, ".mdl")){
1287 >          strcpy(endTest, ".stat");
1288 >        }
1289 >        else{
1290 >          strcat(info[k].statusName, ".stat");
1291 >        }
1292 >      }
1293 >
1294 >      strcpy(info[k].rawPotName, inFileName);
1295 >      nameLength = strlen(info[k].rawPotName);
1296 >      endTest = &(info[k].rawPotName[nameLength - 5]);
1297 >      if (!strcmp(endTest, ".bass")){
1298 >        strcpy(endTest, ".raw");
1299 >      }
1300 >      else if (!strcmp(endTest, ".BASS")){
1301 >        strcpy(endTest, ".raw");
1302 >      }
1303 >      else{
1304 >        endTest = &(info[k].rawPotName[nameLength - 4]);
1305 >        if (!strcmp(endTest, ".bss")){
1306 >          strcpy(endTest, ".raw");
1307 >        }
1308 >        else if (!strcmp(endTest, ".mdl")){
1309 >          strcpy(endTest, ".raw");
1310 >        }
1311 >        else{
1312 >          strcat(info[k].rawPotName, ".raw");
1313 >        }
1314 >      }
1315 >
1316 > #ifdef IS_MPI
1317 >
1318      }
1319 + #endif // is_mpi
1320    }
1321 <  else{
1291 <    n_cells = (int)temp3;
1292 <    cellx = simnfo->boxLx / temp3;
1293 <    celly = simnfo->boxLy / temp3;
1294 <    cellz = simnfo->boxLz / temp3;
1295 <  }
1321 > }
1322  
1297  current_mol = 0;
1298  current_comp_mol = 0;
1299  current_comp = 0;
1300  current_atom_ndx = 0;
1323  
1324 <  for( i=0; i < n_cells ; i++ ){
1325 <    for( j=0; j < n_cells; j++ ){
1304 <      for( k=0; k < n_cells; k++ ){
1324 > void SimSetup::sysObjectsCreation(void){
1325 >  int i, k;
1326  
1327 <        makeElement( i * cellx,
1307 <                     j * celly,
1308 <                     k * cellz );
1327 >  // create the forceField
1328  
1329 <        makeElement( i * cellx + 0.5 * cellx,
1311 <                     j * celly + 0.5 * celly,
1312 <                     k * cellz );
1329 >  createFF();
1330  
1331 <        makeElement( i * cellx,
1315 <                     j * celly + 0.5 * celly,
1316 <                     k * cellz + 0.5 * cellz );
1331 >  // extract componentList
1332  
1333 <        makeElement( i * cellx + 0.5 * cellx,
1319 <                     j * celly,
1320 <                     k * cellz + 0.5 * cellz );
1321 <      }
1322 <    }
1323 <  }
1333 >  compList();
1334  
1335 <  if( have_extra ){
1326 <    done = 0;
1335 >  // calc the number of atoms, bond, bends, and torsions
1336  
1337 <    int start_ndx;
1329 <    for( i=0; i < (n_cells+1) && !done; i++ ){
1330 <      for( j=0; j < (n_cells+1) && !done; j++ ){
1337 >  calcSysValues();
1338  
1339 <        if( i < n_cells ){
1339 > #ifdef IS_MPI
1340 >  // divide the molecules among the processors
1341  
1342 <          if( j < n_cells ){
1343 <            start_ndx = n_cells;
1336 <          }
1337 <          else start_ndx = 0;
1338 <        }
1339 <        else start_ndx = 0;
1342 >  mpiMolDivide();
1343 > #endif //is_mpi
1344  
1345 <        for( k=start_ndx; k < (n_cells+1) && !done; k++ ){
1345 >  // create the atom and SRI arrays. Also initialize Molecule Stamp ID's
1346  
1347 <          makeElement( i * cellx,
1344 <                       j * celly,
1345 <                       k * cellz );
1346 <          done = ( current_mol >= tot_nmol );
1347 >  makeSysArrays();
1348  
1349 <          if( !done && n_per_extra > 1 ){
1349 <            makeElement( i * cellx + 0.5 * cellx,
1350 <                         j * celly + 0.5 * celly,
1351 <                         k * cellz );
1352 <            done = ( current_mol >= tot_nmol );
1353 <          }
1349 >  // make and initialize the molecules (all but atomic coordinates)
1350  
1351 <          if( !done && n_per_extra > 2){
1356 <            makeElement( i * cellx,
1357 <                         j * celly + 0.5 * celly,
1358 <                         k * cellz + 0.5 * cellz );
1359 <            done = ( current_mol >= tot_nmol );
1360 <          }
1351 >  makeMolecules();
1352  
1353 <          if( !done && n_per_extra > 3){
1354 <            makeElement( i * cellx + 0.5 * cellx,
1355 <                         j * celly,
1356 <                         k * cellz + 0.5 * cellz );
1366 <            done = ( current_mol >= tot_nmol );
1367 <          }
1368 <        }
1369 <      }
1353 >  for (k = 0; k < nInfo; k++){
1354 >    info[k].identArray = new int[info[k].n_atoms];
1355 >    for (i = 0; i < info[k].n_atoms; i++){
1356 >      info[k].identArray[i] = info[k].atoms[i]->getIdent();
1357      }
1358    }
1359 + }
1360  
1361  
1362 <  for( i=0; i<simnfo->n_atoms; i++ ){
1363 <    simnfo->atoms[i]->set_vx( 0.0 );
1364 <    simnfo->atoms[i]->set_vy( 0.0 );
1365 <    simnfo->atoms[i]->set_vz( 0.0 );
1366 <  }
1379 < }
1362 > void SimSetup::createFF(void){
1363 >  switch (ffCase){
1364 >    case FF_DUFF:
1365 >      the_ff = new DUFF();
1366 >      break;
1367  
1368 < void SimSetup::makeElement( double x, double y, double z ){
1368 >    case FF_LJ:
1369 >      the_ff = new LJFF();
1370 >      break;
1371  
1372 <  int k;
1373 <  AtomStamp* current_atom;
1374 <  DirectionalAtom* dAtom;
1386 <  double rotMat[3][3];
1372 >    case FF_EAM:
1373 >      the_ff = new EAM_FF();
1374 >      break;
1375  
1376 <  for( k=0; k<comp_stamps[current_comp]->getNAtoms(); k++ ){
1376 >    case FF_H2O:
1377 >      the_ff = new WATER();
1378 >      break;
1379  
1380 <    current_atom = comp_stamps[current_comp]->getAtom( k );
1381 <    if( !current_atom->havePosition() ){
1382 <      sprintf( painCave.errMsg,
1393 <               "SimSetup:initFromBass error.\n"
1394 <               "\tComponent %s, atom %s does not have a position specified.\n"
1395 <               "\tThe initialization routine is unable to give a start"
1396 <               " position.\n",
1397 <               comp_stamps[current_comp]->getID(),
1398 <               current_atom->getType() );
1380 >    default:
1381 >      sprintf(painCave.errMsg,
1382 >              "SimSetup Error. Unrecognized force field in case statement.\n");
1383        painCave.isFatal = 1;
1384        simError();
1385 +  }
1386 +
1387 + #ifdef IS_MPI
1388 +  strcpy(checkPointMsg, "ForceField creation successful");
1389 +  MPIcheckPoint();
1390 + #endif // is_mpi
1391 + }
1392 +
1393 +
1394 + void SimSetup::compList(void){
1395 +  int i;
1396 +  char* id;
1397 +  LinkedMolStamp* headStamp = new LinkedMolStamp();
1398 +  LinkedMolStamp* currentStamp = NULL;
1399 +  comp_stamps = new MoleculeStamp * [n_components];
1400 +  bool haveCutoffGroups;
1401 +
1402 +  haveCutoffGroups = false;
1403 +  
1404 +  // make an array of molecule stamps that match the components used.
1405 +  // also extract the used stamps out into a separate linked list
1406 +
1407 +  for (i = 0; i < nInfo; i++){
1408 +    info[i].nComponents = n_components;
1409 +    info[i].componentsNmol = components_nmol;
1410 +    info[i].compStamps = comp_stamps;
1411 +    info[i].headStamp = headStamp;
1412 +  }
1413 +
1414 +
1415 +  for (i = 0; i < n_components; i++){
1416 +    id = the_components[i]->getType();
1417 +    comp_stamps[i] = NULL;
1418 +
1419 +    // check to make sure the component isn't already in the list
1420 +
1421 +    comp_stamps[i] = headStamp->match(id);
1422 +    if (comp_stamps[i] == NULL){
1423 +      // extract the component from the list;
1424 +
1425 +      currentStamp = stamps->extractMolStamp(id);
1426 +      if (currentStamp == NULL){
1427 +        sprintf(painCave.errMsg,
1428 +                "SimSetup error: Component \"%s\" was not found in the "
1429 +                "list of declared molecules\n",
1430 +                id);
1431 +        painCave.isFatal = 1;
1432 +        simError();
1433 +      }
1434 +
1435 +      headStamp->add(currentStamp);
1436 +      comp_stamps[i] = headStamp->match(id);
1437      }
1438  
1439 <    the_atoms[current_atom_ndx]->setX( x + current_atom->getPosX() );
1440 <    the_atoms[current_atom_ndx]->setY( y + current_atom->getPosY() );
1441 <    the_atoms[current_atom_ndx]->setZ( z + current_atom->getPosZ() );
1439 >    if(comp_stamps[i]->getNCutoffGroups() > 0)
1440 >      haveCutoffGroups = true;    
1441 >  }
1442 >    
1443 >  for (i = 0; i < nInfo; i++)
1444 >    info[i].haveCutoffGroups = haveCutoffGroups;
1445  
1446 <    if( the_atoms[current_atom_ndx]->isDirectional() ){
1446 > #ifdef IS_MPI
1447 >  strcpy(checkPointMsg, "Component stamps successfully extracted\n");
1448 >  MPIcheckPoint();
1449 > #endif // is_mpi
1450 > }
1451  
1452 <      dAtom = (DirectionalAtom *)the_atoms[current_atom_ndx];
1452 > void SimSetup::calcSysValues(void){
1453 >  int i, j;
1454 >  int ncutgroups, atomsingroups, ngroupsinstamp;
1455  
1456 <      rotMat[0][0] = 1.0;
1457 <      rotMat[0][1] = 0.0;
1413 <      rotMat[0][2] = 0.0;
1456 >  int* molMembershipArray;
1457 >  CutoffGroupStamp* cg;
1458  
1459 <      rotMat[1][0] = 0.0;
1460 <      rotMat[1][1] = 1.0;
1461 <      rotMat[1][2] = 0.0;
1459 >  tot_atoms = 0;
1460 >  tot_bonds = 0;
1461 >  tot_bends = 0;
1462 >  tot_torsions = 0;
1463 >  tot_rigid = 0;
1464 >  tot_groups = 0;
1465 >  for (i = 0; i < n_components; i++){
1466 >    tot_atoms += components_nmol[i] * comp_stamps[i]->getNAtoms();
1467 >    tot_bonds += components_nmol[i] * comp_stamps[i]->getNBonds();
1468 >    tot_bends += components_nmol[i] * comp_stamps[i]->getNBends();
1469 >    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
1470 >    tot_rigid += components_nmol[i] * comp_stamps[i]->getNRigidBodies();
1471  
1472 <      rotMat[2][0] = 0.0;
1473 <      rotMat[2][1] = 0.0;
1474 <      rotMat[2][2] = 1.0;
1472 >    ncutgroups = comp_stamps[i]->getNCutoffGroups();
1473 >    atomsingroups = 0;
1474 >    for (j=0; j < ncutgroups; j++) {
1475 >      cg = comp_stamps[i]->getCutoffGroup(j);
1476 >      atomsingroups += cg->getNMembers();
1477 >    }
1478 >    ngroupsinstamp = comp_stamps[i]->getNAtoms() - atomsingroups + ncutgroups;
1479 >    tot_groups += components_nmol[i] * ngroupsinstamp;    
1480 >  }
1481 >  
1482 >  tot_SRI = tot_bonds + tot_bends + tot_torsions;
1483 >  molMembershipArray = new int[tot_atoms];
1484  
1485 <      dAtom->setA( rotMat );
1485 >  for (i = 0; i < nInfo; i++){
1486 >    info[i].n_atoms = tot_atoms;
1487 >    info[i].n_bonds = tot_bonds;
1488 >    info[i].n_bends = tot_bends;
1489 >    info[i].n_torsions = tot_torsions;
1490 >    info[i].n_SRI = tot_SRI;
1491 >    info[i].n_mol = tot_nmol;
1492 >    info[i].ngroup = tot_groups;
1493 >    info[i].molMembershipArray = molMembershipArray;
1494 >  }
1495 > }
1496 >
1497 > #ifdef IS_MPI
1498 >
1499 > void SimSetup::mpiMolDivide(void){
1500 >  int i, j, k;
1501 >  int localMol, allMol;
1502 >  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
1503 >  int local_rigid;
1504 >  vector<int> globalMolIndex;
1505 >
1506 >  mpiSim = new mpiSimulation(info);
1507 >
1508 >  mpiSim->divideLabor();
1509 >  globalAtomIndex = mpiSim->getGlobalAtomIndex();
1510 >  //globalMolIndex = mpiSim->getGlobalMolIndex();
1511 >
1512 >  // set up the local variables
1513 >
1514 >  mol2proc = mpiSim->getMolToProcMap();
1515 >  molCompType = mpiSim->getMolComponentType();
1516 >
1517 >  allMol = 0;
1518 >  localMol = 0;
1519 >  local_atoms = 0;
1520 >  local_bonds = 0;
1521 >  local_bends = 0;
1522 >  local_torsions = 0;
1523 >  local_rigid = 0;
1524 >  globalAtomCounter = 0;
1525 >
1526 >  for (i = 0; i < n_components; i++){
1527 >    for (j = 0; j < components_nmol[i]; j++){
1528 >      if (mol2proc[allMol] == worldRank){
1529 >        local_atoms += comp_stamps[i]->getNAtoms();
1530 >        local_bonds += comp_stamps[i]->getNBonds();
1531 >        local_bends += comp_stamps[i]->getNBends();
1532 >        local_torsions += comp_stamps[i]->getNTorsions();
1533 >        local_rigid += comp_stamps[i]->getNRigidBodies();
1534 >        localMol++;
1535 >      }      
1536 >      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1537 >        info[0].molMembershipArray[globalAtomCounter] = allMol;
1538 >        globalAtomCounter++;
1539 >      }
1540 >
1541 >      allMol++;
1542      }
1543 +  }
1544 +  local_SRI = local_bonds + local_bends + local_torsions;
1545  
1546 <    current_atom_ndx++;
1546 >  info[0].n_atoms = mpiSim->getNAtomsLocal();  
1547 >  
1548 >
1549 >  if (local_atoms != info[0].n_atoms){
1550 >    sprintf(painCave.errMsg,
1551 >            "SimSetup error: mpiSim's localAtom (%d) and SimSetup's\n"
1552 >            "\tlocalAtom (%d) are not equal.\n",
1553 >            info[0].n_atoms, local_atoms);
1554 >    painCave.isFatal = 1;
1555 >    simError();
1556    }
1557  
1558 <  current_mol++;
1559 <  current_comp_mol++;
1558 >  info[0].n_bonds = local_bonds;
1559 >  info[0].n_bends = local_bends;
1560 >  info[0].n_torsions = local_torsions;
1561 >  info[0].n_SRI = local_SRI;
1562 >  info[0].n_mol = localMol;
1563  
1564 <  if( current_comp_mol >= components_nmol[current_comp] ){
1564 >  strcpy(checkPointMsg, "Passed nlocal consistency check.");
1565 >  MPIcheckPoint();
1566 > }
1567  
1568 <    current_comp_mol = 0;
1569 <    current_comp++;
1568 > #endif // is_mpi
1569 >
1570 >
1571 > void SimSetup::makeSysArrays(void){
1572 >
1573 > #ifndef IS_MPI
1574 >  int k, j;
1575 > #endif // is_mpi
1576 >  int i, l;
1577 >
1578 >  Atom** the_atoms;
1579 >  Molecule* the_molecules;
1580 >
1581 >  for (l = 0; l < nInfo; l++){
1582 >    // create the atom and short range interaction arrays
1583 >
1584 >    the_atoms = new Atom * [info[l].n_atoms];
1585 >    the_molecules = new Molecule[info[l].n_mol];
1586 >    int molIndex;
1587 >
1588 >    // initialize the molecule's stampID's
1589 >
1590 > #ifdef IS_MPI
1591 >
1592 >
1593 >    molIndex = 0;
1594 >    for (i = 0; i < mpiSim->getNMolGlobal(); i++){
1595 >      if (mol2proc[i] == worldRank){
1596 >        the_molecules[molIndex].setStampID(molCompType[i]);
1597 >        the_molecules[molIndex].setMyIndex(molIndex);
1598 >        the_molecules[molIndex].setGlobalIndex(i);
1599 >        molIndex++;
1600 >      }
1601 >    }
1602 >
1603 > #else // is_mpi
1604 >
1605 >    molIndex = 0;
1606 >    globalAtomCounter = 0;
1607 >    for (i = 0; i < n_components; i++){
1608 >      for (j = 0; j < components_nmol[i]; j++){
1609 >        the_molecules[molIndex].setStampID(i);
1610 >        the_molecules[molIndex].setMyIndex(molIndex);
1611 >        the_molecules[molIndex].setGlobalIndex(molIndex);
1612 >        for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1613 >          info[l].molMembershipArray[globalAtomCounter] = molIndex;
1614 >          globalAtomCounter++;
1615 >        }
1616 >        molIndex++;
1617 >      }
1618 >    }
1619 >
1620 >
1621 > #endif // is_mpi
1622 >
1623 >    info[l].globalExcludes = new int;
1624 >    info[l].globalExcludes[0] = 0;
1625 >    
1626 >    // set the arrays into the SimInfo object
1627 >
1628 >    info[l].atoms = the_atoms;
1629 >    info[l].molecules = the_molecules;
1630 >    info[l].nGlobalExcludes = 0;
1631 >    
1632 >    the_ff->setSimInfo(info);
1633    }
1634   }
1635 +
1636 + void SimSetup::makeIntegrator(void){
1637 +  int k;
1638 +
1639 +  NVE<RealIntegrator>* myNVE = NULL;
1640 +  NVT<RealIntegrator>* myNVT = NULL;
1641 +  NPTi<NPT<RealIntegrator> >* myNPTi = NULL;
1642 +  NPTf<NPT<RealIntegrator> >* myNPTf = NULL;
1643 +  NPTxyz<NPT<RealIntegrator> >* myNPTxyz = NULL;
1644 +  
1645 +  for (k = 0; k < nInfo; k++){
1646 +    switch (ensembleCase){
1647 +      case NVE_ENS:
1648 +        if (globals->haveZconstraints()){
1649 +          setupZConstraint(info[k]);
1650 +          myNVE = new ZConstraint<NVE<RealIntegrator> >(&(info[k]), the_ff);
1651 +        }
1652 +        else{
1653 +          myNVE = new NVE<RealIntegrator>(&(info[k]), the_ff);
1654 +        }
1655 +        
1656 +        info->the_integrator = myNVE;
1657 +        break;
1658 +
1659 +      case NVT_ENS:
1660 +        if (globals->haveZconstraints()){
1661 +          setupZConstraint(info[k]);
1662 +          myNVT = new ZConstraint<NVT<RealIntegrator> >(&(info[k]), the_ff);
1663 +        }
1664 +        else
1665 +          myNVT = new NVT<RealIntegrator>(&(info[k]), the_ff);
1666 +
1667 +        myNVT->setTargetTemp(globals->getTargetTemp());
1668 +
1669 +        if (globals->haveTauThermostat())
1670 +          myNVT->setTauThermostat(globals->getTauThermostat());
1671 +        else{
1672 +          sprintf(painCave.errMsg,
1673 +                  "SimSetup error: If you use the NVT\n"
1674 +                  "\tensemble, you must set tauThermostat.\n");
1675 +          painCave.isFatal = 1;
1676 +          simError();
1677 +        }
1678 +
1679 +        info->the_integrator = myNVT;
1680 +        break;
1681 +
1682 +      case NPTi_ENS:
1683 +        if (globals->haveZconstraints()){
1684 +          setupZConstraint(info[k]);
1685 +          myNPTi = new ZConstraint<NPTi<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1686 +        }
1687 +        else
1688 +          myNPTi = new NPTi<NPT<RealIntegrator> >(&(info[k]), the_ff);
1689 +
1690 +        myNPTi->setTargetTemp(globals->getTargetTemp());
1691 +
1692 +        if (globals->haveTargetPressure())
1693 +          myNPTi->setTargetPressure(globals->getTargetPressure());
1694 +        else{
1695 +          sprintf(painCave.errMsg,
1696 +                  "SimSetup error: If you use a constant pressure\n"
1697 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1698 +          painCave.isFatal = 1;
1699 +          simError();
1700 +        }
1701 +
1702 +        if (globals->haveTauThermostat())
1703 +          myNPTi->setTauThermostat(globals->getTauThermostat());
1704 +        else{
1705 +          sprintf(painCave.errMsg,
1706 +                  "SimSetup error: If you use an NPT\n"
1707 +                  "\tensemble, you must set tauThermostat.\n");
1708 +          painCave.isFatal = 1;
1709 +          simError();
1710 +        }
1711 +
1712 +        if (globals->haveTauBarostat())
1713 +          myNPTi->setTauBarostat(globals->getTauBarostat());
1714 +        else{
1715 +          sprintf(painCave.errMsg,
1716 +                  "SimSetup error: If you use an NPT\n"
1717 +                  "\tensemble, you must set tauBarostat.\n");
1718 +          painCave.isFatal = 1;
1719 +          simError();
1720 +        }
1721 +
1722 +        info->the_integrator = myNPTi;
1723 +        break;
1724 +
1725 +      case NPTf_ENS:
1726 +        if (globals->haveZconstraints()){
1727 +          setupZConstraint(info[k]);
1728 +          myNPTf = new ZConstraint<NPTf<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1729 +        }
1730 +        else
1731 +          myNPTf = new NPTf<NPT <RealIntegrator> >(&(info[k]), the_ff);
1732 +
1733 +        myNPTf->setTargetTemp(globals->getTargetTemp());
1734 +
1735 +        if (globals->haveTargetPressure())
1736 +          myNPTf->setTargetPressure(globals->getTargetPressure());
1737 +        else{
1738 +          sprintf(painCave.errMsg,
1739 +                  "SimSetup error: If you use a constant pressure\n"
1740 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1741 +          painCave.isFatal = 1;
1742 +          simError();
1743 +        }    
1744 +
1745 +        if (globals->haveTauThermostat())
1746 +          myNPTf->setTauThermostat(globals->getTauThermostat());
1747 +
1748 +        else{
1749 +          sprintf(painCave.errMsg,
1750 +                  "SimSetup error: If you use an NPT\n"
1751 +                  "\tensemble, you must set tauThermostat.\n");
1752 +          painCave.isFatal = 1;
1753 +          simError();
1754 +        }
1755 +
1756 +        if (globals->haveTauBarostat())
1757 +          myNPTf->setTauBarostat(globals->getTauBarostat());
1758 +
1759 +        else{
1760 +          sprintf(painCave.errMsg,
1761 +                  "SimSetup error: If you use an NPT\n"
1762 +                  "\tensemble, you must set tauBarostat.\n");
1763 +          painCave.isFatal = 1;
1764 +          simError();
1765 +        }
1766 +
1767 +        info->the_integrator = myNPTf;
1768 +        break;
1769 +
1770 +      case NPTxyz_ENS:
1771 +        if (globals->haveZconstraints()){
1772 +          setupZConstraint(info[k]);
1773 +          myNPTxyz = new ZConstraint<NPTxyz<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1774 +        }
1775 +        else
1776 +          myNPTxyz = new NPTxyz<NPT <RealIntegrator> >(&(info[k]), the_ff);
1777 +
1778 +        myNPTxyz->setTargetTemp(globals->getTargetTemp());
1779 +
1780 +        if (globals->haveTargetPressure())
1781 +          myNPTxyz->setTargetPressure(globals->getTargetPressure());
1782 +        else{
1783 +          sprintf(painCave.errMsg,
1784 +                  "SimSetup error: If you use a constant pressure\n"
1785 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1786 +          painCave.isFatal = 1;
1787 +          simError();
1788 +        }    
1789 +
1790 +        if (globals->haveTauThermostat())
1791 +          myNPTxyz->setTauThermostat(globals->getTauThermostat());
1792 +        else{
1793 +          sprintf(painCave.errMsg,
1794 +                  "SimSetup error: If you use an NPT\n"
1795 +                  "\tensemble, you must set tauThermostat.\n");
1796 +          painCave.isFatal = 1;
1797 +          simError();
1798 +        }
1799 +
1800 +        if (globals->haveTauBarostat())
1801 +          myNPTxyz->setTauBarostat(globals->getTauBarostat());
1802 +        else{
1803 +          sprintf(painCave.errMsg,
1804 +                  "SimSetup error: If you use an NPT\n"
1805 +                  "\tensemble, you must set tauBarostat.\n");
1806 +          painCave.isFatal = 1;
1807 +          simError();
1808 +        }
1809 +
1810 +        info->the_integrator = myNPTxyz;
1811 +        break;
1812 +
1813 +      default:
1814 +        sprintf(painCave.errMsg,
1815 +                "SimSetup Error. Unrecognized ensemble in case statement.\n");
1816 +        painCave.isFatal = 1;
1817 +        simError();
1818 +    }
1819 +  }
1820 + }
1821 +
1822 + void SimSetup::initFortran(void){
1823 +  info[0].refreshSim();
1824 +
1825 +  if (!strcmp(info[0].mixingRule, "standard")){
1826 +    the_ff->initForceField(LB_MIXING_RULE);
1827 +  }
1828 +  else if (!strcmp(info[0].mixingRule, "explicit")){
1829 +    the_ff->initForceField(EXPLICIT_MIXING_RULE);
1830 +  }
1831 +  else{
1832 +    sprintf(painCave.errMsg, "SimSetup Error: unknown mixing rule -> \"%s\"\n",
1833 +            info[0].mixingRule);
1834 +    painCave.isFatal = 1;
1835 +    simError();
1836 +  }
1837 +
1838 +
1839 + #ifdef IS_MPI
1840 +  strcpy(checkPointMsg, "Successfully intialized the mixingRule for Fortran.");
1841 +  MPIcheckPoint();
1842 + #endif // is_mpi
1843 + }
1844 +
1845 + void SimSetup::setupZConstraint(SimInfo& theInfo){
1846 +  int nZConstraints;
1847 +  ZconStamp** zconStamp;
1848 +
1849 +  if (globals->haveZconstraintTime()){
1850 +    //add sample time of z-constraint  into SimInfo's property list                    
1851 +    DoubleData* zconsTimeProp = new DoubleData();
1852 +    zconsTimeProp->setID(ZCONSTIME_ID);
1853 +    zconsTimeProp->setData(globals->getZconsTime());
1854 +    theInfo.addProperty(zconsTimeProp);
1855 +  }
1856 +  else{
1857 +    sprintf(painCave.errMsg,
1858 +            "ZConstraint error: If you use a ZConstraint,\n"
1859 +            "\tyou must set zconsTime.\n");
1860 +    painCave.isFatal = 1;
1861 +    simError();
1862 +  }
1863 +
1864 +  //push zconsTol into siminfo, if user does not specify
1865 +  //value for zconsTol, a default value will be used
1866 +  DoubleData* zconsTol = new DoubleData();
1867 +  zconsTol->setID(ZCONSTOL_ID);
1868 +  if (globals->haveZconsTol()){
1869 +    zconsTol->setData(globals->getZconsTol());
1870 +  }
1871 +  else{
1872 +    double defaultZConsTol = 0.01;
1873 +    sprintf(painCave.errMsg,
1874 +            "ZConstraint Warning: Tolerance for z-constraint method is not specified.\n"
1875 +            "\tOOPSE will use a default value of %f.\n"
1876 +            "\tTo set the tolerance, use the zconsTol variable.\n",
1877 +            defaultZConsTol);
1878 +    painCave.isFatal = 0;
1879 +    simError();      
1880 +
1881 +    zconsTol->setData(defaultZConsTol);
1882 +  }
1883 +  theInfo.addProperty(zconsTol);
1884 +
1885 +  //set Force Subtraction Policy
1886 +  StringData* zconsForcePolicy = new StringData();
1887 +  zconsForcePolicy->setID(ZCONSFORCEPOLICY_ID);
1888 +
1889 +  if (globals->haveZconsForcePolicy()){
1890 +    zconsForcePolicy->setData(globals->getZconsForcePolicy());
1891 +  }
1892 +  else{
1893 +    sprintf(painCave.errMsg,
1894 +            "ZConstraint Warning: No force subtraction policy was set.\n"
1895 +            "\tOOPSE will use PolicyByMass.\n"
1896 +            "\tTo set the policy, use the zconsForcePolicy variable.\n");
1897 +    painCave.isFatal = 0;
1898 +    simError();
1899 +    zconsForcePolicy->setData("BYMASS");
1900 +  }
1901 +
1902 +  theInfo.addProperty(zconsForcePolicy);
1903 +
1904 +  //set zcons gap
1905 +  DoubleData* zconsGap = new DoubleData();
1906 +  zconsGap->setID(ZCONSGAP_ID);
1907 +
1908 +  if (globals->haveZConsGap()){
1909 +    zconsGap->setData(globals->getZconsGap());
1910 +    theInfo.addProperty(zconsGap);  
1911 +  }
1912 +
1913 +  //set zcons fixtime
1914 +  DoubleData* zconsFixtime = new DoubleData();
1915 +  zconsFixtime->setID(ZCONSFIXTIME_ID);
1916 +
1917 +  if (globals->haveZConsFixTime()){
1918 +    zconsFixtime->setData(globals->getZconsFixtime());
1919 +    theInfo.addProperty(zconsFixtime);  
1920 +  }
1921 +
1922 +  //set zconsUsingSMD
1923 +  IntData* zconsUsingSMD = new IntData();
1924 +  zconsUsingSMD->setID(ZCONSUSINGSMD_ID);
1925 +
1926 +  if (globals->haveZConsUsingSMD()){
1927 +    zconsUsingSMD->setData(globals->getZconsUsingSMD());
1928 +    theInfo.addProperty(zconsUsingSMD);  
1929 +  }
1930 +
1931 +  //Determine the name of ouput file and add it into SimInfo's property list
1932 +  //Be careful, do not use inFileName, since it is a pointer which
1933 +  //point to a string at master node, and slave nodes do not contain that string
1934 +
1935 +  string zconsOutput(theInfo.finalName);
1936 +
1937 +  zconsOutput = zconsOutput.substr(0, zconsOutput.rfind(".")) + ".fz";
1938 +
1939 +  StringData* zconsFilename = new StringData();
1940 +  zconsFilename->setID(ZCONSFILENAME_ID);
1941 +  zconsFilename->setData(zconsOutput);
1942 +
1943 +  theInfo.addProperty(zconsFilename);
1944 +
1945 +  //setup index, pos and other parameters of z-constraint molecules
1946 +  nZConstraints = globals->getNzConstraints();
1947 +  theInfo.nZconstraints = nZConstraints;
1948 +
1949 +  zconStamp = globals->getZconStamp();
1950 +  ZConsParaItem tempParaItem;
1951 +
1952 +  ZConsParaData* zconsParaData = new ZConsParaData();
1953 +  zconsParaData->setID(ZCONSPARADATA_ID);
1954 +
1955 +  for (int i = 0; i < nZConstraints; i++){
1956 +    tempParaItem.havingZPos = zconStamp[i]->haveZpos();
1957 +    tempParaItem.zPos = zconStamp[i]->getZpos();
1958 +    tempParaItem.zconsIndex = zconStamp[i]->getMolIndex();
1959 +    tempParaItem.kRatio = zconStamp[i]->getKratio();
1960 +    tempParaItem.havingCantVel = zconStamp[i]->haveCantVel();
1961 +    tempParaItem.cantVel = zconStamp[i]->getCantVel();    
1962 +    zconsParaData->addItem(tempParaItem);
1963 +  }
1964 +
1965 +  //check the uniqueness of index  
1966 +  if(!zconsParaData->isIndexUnique()){
1967 +    sprintf(painCave.errMsg,
1968 +            "ZConstraint Error: molIndex is not unique!\n");
1969 +    painCave.isFatal = 1;
1970 +    simError();
1971 +  }
1972 +
1973 +  //sort the parameters by index of molecules
1974 +  zconsParaData->sortByIndex();
1975 +  
1976 +  //push data into siminfo, therefore, we can retrieve later
1977 +  theInfo.addProperty(zconsParaData);
1978 + }
1979 +
1980 + void SimSetup::makeMinimizer(){
1981 +
1982 +  OOPSEMinimizer* myOOPSEMinimizer;
1983 +  MinimizerParameterSet* param;
1984 +  char minimizerName[100];
1985 +  
1986 +  for (int i = 0; i < nInfo; i++){
1987 +    
1988 +    //prepare parameter set for minimizer
1989 +    param = new MinimizerParameterSet();
1990 +    param->setDefaultParameter();
1991 +
1992 +    if (globals->haveMinimizer()){
1993 +      param->setFTol(globals->getMinFTol());
1994 +    }
1995 +
1996 +    if (globals->haveMinGTol()){
1997 +      param->setGTol(globals->getMinGTol());
1998 +    }
1999 +
2000 +    if (globals->haveMinMaxIter()){
2001 +      param->setMaxIteration(globals->getMinMaxIter());
2002 +    }
2003 +
2004 +    if (globals->haveMinWriteFrq()){
2005 +      param->setMaxIteration(globals->getMinMaxIter());
2006 +    }
2007 +
2008 +    if (globals->haveMinWriteFrq()){
2009 +      param->setWriteFrq(globals->getMinWriteFrq());
2010 +    }
2011 +    
2012 +    if (globals->haveMinStepSize()){
2013 +      param->setStepSize(globals->getMinStepSize());
2014 +    }
2015 +
2016 +    if (globals->haveMinLSMaxIter()){
2017 +      param->setLineSearchMaxIteration(globals->getMinLSMaxIter());
2018 +    }    
2019 +
2020 +    if (globals->haveMinLSTol()){
2021 +      param->setLineSearchTol(globals->getMinLSTol());
2022 +    }    
2023 +
2024 +    strcpy(minimizerName, globals->getMinimizer());
2025 +
2026 +    if (!strcasecmp(minimizerName, "CG")){
2027 +      myOOPSEMinimizer = new PRCGMinimizer(&(info[i]), the_ff, param);
2028 +    }
2029 +    else if (!strcasecmp(minimizerName, "SD")){
2030 +    //myOOPSEMinimizer = MinimizerFactory.creatMinimizer("", &(info[i]), the_ff, param);
2031 +      myOOPSEMinimizer = new SDMinimizer(&(info[i]), the_ff, param);
2032 +    }
2033 +    else{
2034 +          sprintf(painCave.errMsg,
2035 +                  "SimSetup error: Unrecognized Minimizer, use Conjugate Gradient \n");
2036 +          painCave.isFatal = 0;
2037 +          simError();
2038 +
2039 +      myOOPSEMinimizer = new PRCGMinimizer(&(info[i]), the_ff, param);          
2040 +    }
2041 +     info[i].the_integrator = myOOPSEMinimizer;
2042 +
2043 +     //store the minimizer into simInfo
2044 +     info[i].the_minimizer = myOOPSEMinimizer;
2045 +     info[i].has_minimizer = true;
2046 +  }
2047 +
2048 + }

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