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root/group/trunk/OOPSE/libmdtools/SimSetup.cpp
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Comparing trunk/OOPSE/libmdtools/SimSetup.cpp (file contents):
Revision 504 by mmeineke, Thu Apr 17 21:54:18 2003 UTC vs.
Revision 1157 by tim, Tue May 11 20:33:41 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"
18   #include "mpiSimulation.hpp"
19   #endif
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 NPTxyz_ENS     4
28 +
29 +
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 27 | 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();
59 <    mpiEventLoop();
60 <
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;
68 <  Globals* the_globals;
69 <  ExtendedSystem* the_extendedsystem;
70 <  int i, j, k, globalAtomIndex;
126 >  // gather all of the information from the Bass file
127  
128 <  // get the stamps and globals;
73 <  the_stamps = stamps;
74 <  the_globals = globals;
128 >  gatherInfo();
129  
130 <  // set the easy ones first
77 <  simnfo->target_temp = the_globals->getTargetTemp();
78 <  simnfo->dt = the_globals->getDt();
79 <  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.
82 <  n_components = the_globals->getNComponents();
83 <  strcpy( force_field, the_globals->getForceField() );
132 >  sysObjectsCreation();
133  
134 <  // get the ensemble and set up an extended system if we need it:
86 <  strcpy( ensemble, the_globals->getEnsemble() );
87 <  if( !strcasecmp( ensemble, "NPT" ) ) {
88 <    the_extendedsystem = new ExtendedSystem( simnfo );
89 <    the_extendedsystem->setTargetTemp(the_globals->getTargetTemp());
90 <    if (the_globals->haveTargetPressure())
91 <      the_extendedsystem->setTargetPressure(the_globals->getTargetPressure());
92 <    else {
93 <      sprintf( painCave.errMsg,
94 <               "SimSetup error: If you use the constant pressure\n"
95 <               "    ensemble, you must set targetPressure.\n"
96 <               "    This was found in the BASS file.\n");
97 <      painCave.isFatal = 1;
98 <      simError();
99 <    }
134 >  // check on the post processing info
135  
136 <    if (the_globals->haveTauThermostat())
102 <      the_extendedsystem->setTauThermostat(the_globals->getTauThermostat());
103 <    else if (the_globals->haveQmass())
104 <      the_extendedsystem->setQmass(the_globals->getQmass());
105 <    else {
106 <      sprintf( painCave.errMsg,
107 <               "SimSetup error: If you use one of the constant temperature\n"
108 <               "    ensembles, you must set either tauThermostat or qMass.\n"
109 <               "    Neither of these was found in the BASS file.\n");
110 <      painCave.isFatal = 1;
111 <      simError();
112 <    }
136 >  finalInfoCheck();
137  
138 <    if (the_globals->haveTauBarostat())
115 <      the_extendedsystem->setTauBarostat(the_globals->getTauBarostat());
116 <    else {
117 <      sprintf( painCave.errMsg,
118 <               "SimSetup error: If you use the constant pressure\n"
119 <               "    ensemble, you must set tauBarostat.\n"
120 <               "    This was found in the BASS file.\n");
121 <      painCave.isFatal = 1;
122 <      simError();
123 <    }
138 >  // initialize the system coordinates
139  
140 <  } else if ( !strcasecmp( ensemble, "NVT") ) {
141 <    the_extendedsystem = new ExtendedSystem( simnfo );
127 <    the_extendedsystem->setTargetTemp(the_globals->getTargetTemp());
140 >  if ( !initSuspend ){
141 >    initSystemCoords();
142  
143 <    if (the_globals->haveTauThermostat())
144 <      the_extendedsystem->setTauThermostat(the_globals->getTauThermostat());
131 <    else if (the_globals->haveQmass())
132 <      the_extendedsystem->setQmass(the_globals->getQmass());
133 <    else {
134 <      sprintf( painCave.errMsg,
135 <               "SimSetup error: If you use one of the constant temperature\n"
136 <               "    ensembles, you must set either tauThermostat or qMass.\n"
137 <               "    Neither of these was found in the BASS file.\n");
138 <      painCave.isFatal = 1;
139 <      simError();
140 <    }
141 <
142 <  } else if ( !strcasecmp( ensemble, "NVE") ) {
143 <  } else {
144 <    sprintf( painCave.errMsg,
145 <             "SimSetup Warning. Unrecognized Ensemble -> %s, "
146 <             "reverting to NVE for this simulation.\n",
147 <             ensemble );
148 <    painCave.isFatal = 0;
149 <    simError();
150 <    strcpy( ensemble, "NVE" );
143 >    if( !(globals->getUseInitTime()) )
144 >      info[0].currentTime = 0.0;
145    }  
152  strcpy( simnfo->ensemble, ensemble );
146  
147 <  strcpy( simnfo->mixingRule, the_globals->getMixingRule() );
155 <  simnfo->usePBC = the_globals->getPBC();
156 <          
157 <  int usesDipoles = 0;
158 <  if( !strcmp( force_field, "TraPPE_Ex" ) ){
159 <    the_ff = new TraPPE_ExFF();
160 <    usesDipoles = 1;
161 <  }
162 <  else if( !strcasecmp( force_field, "LJ" ) ) the_ff = new LJ_FF();
163 <  else{
164 <    sprintf( painCave.errMsg,
165 <             "SimSetup Error. Unrecognized force field -> %s\n",
166 <             force_field );
167 <    painCave.isFatal = 1;
168 <    simError();
169 <  }
147 >  // make the output filenames
148  
149 +  makeOutNames();
150 +  
151   #ifdef IS_MPI
152 <  strcpy( checkPointMsg, "ForceField creation successful" );
153 <  MPIcheckPoint();
174 < #endif // is_mpi
152 >  mpiSim->mpiRefresh();
153 > #endif
154  
155 <  
155 >  // initialize the Fortran
156  
157 <  // get the components and calculate the tot_nMol and indvidual n_mol
179 <  the_components = the_globals->getComponents();
180 <  components_nmol = new int[n_components];
181 <  comp_stamps = new MoleculeStamp*[n_components];
157 >  initFortran();
158  
159 <  if( !the_globals->haveNMol() ){
160 <    // we don't have the total number of molecules, so we assume it is
161 <    // given in each component
159 >  if (globals->haveMinimizer())
160 >    // make minimizer
161 >    makeMinimizer();
162 >  else
163 >    // make the integrator
164 >    makeIntegrator();
165  
166 <    tot_nmol = 0;
188 <    for( i=0; i<n_components; i++ ){
166 > }
167  
190      if( !the_components[i]->haveNMol() ){
191        // we have a problem
192        sprintf( painCave.errMsg,
193                 "SimSetup Error. No global NMol or component NMol"
194                 " given. Cannot calculate the number of atoms.\n" );
195        painCave.isFatal = 1;
196        simError();
197      }
168  
169 <      tot_nmol += the_components[i]->getNMol();
170 <      components_nmol[i] = the_components[i]->getNMol();
171 <    }
172 <  }
173 <  else{
174 <    sprintf( painCave.errMsg,
175 <             "SimSetup error.\n"
176 <             "\tSorry, the ability to specify total"
177 <             " nMols and then give molfractions in the components\n"
178 <             "\tis not currently supported."
179 <             " Please give nMol in the components.\n" );
180 <    painCave.isFatal = 1;
181 <    simError();
182 <    
183 <    
184 <    //     tot_nmol = the_globals->getNMol();
185 <    
186 <    //   //we have the total number of molecules, now we check for molfractions
187 <    //     for( i=0; i<n_components; i++ ){
188 <    
189 <    //       if( !the_components[i]->haveMolFraction() ){
190 <    
191 <    //  if( !the_components[i]->haveNMol() ){
192 <    //    //we have a problem
193 <    //    std::cerr << "SimSetup error. Neither molFraction nor "
194 <    //              << " nMol was given in component
195 <    
196 <  }
197 <
198 < #ifdef IS_MPI
199 <  strcpy( checkPointMsg, "Have the number of components" );
200 <  MPIcheckPoint();
201 < #endif // is_mpi
202 <
203 <  // make an array of molecule stamps that match the components used.
204 <  // also extract the used stamps out into a separate linked list
205 <
206 <  simnfo->nComponents = n_components;
207 <  simnfo->componentsNmol = components_nmol;
208 <  simnfo->compStamps = comp_stamps;
209 <  simnfo->headStamp = new LinkedMolStamp();
210 <  
211 <  char* id;
212 <  LinkedMolStamp* headStamp = simnfo->headStamp;
213 <  LinkedMolStamp* currentStamp = NULL;
214 <  for( i=0; i<n_components; i++ ){
215 <
216 <    id = the_components[i]->getType();
217 <    comp_stamps[i] = NULL;
218 <    
219 <    // check to make sure the component isn't already in the list
220 <
221 <    comp_stamps[i] = headStamp->match( id );
252 <    if( comp_stamps[i] == NULL ){
253 <      
254 <      // extract the component from the list;
255 <      
256 <      currentStamp = the_stamps->extractMolStamp( id );
257 <      if( currentStamp == NULL ){
258 <        sprintf( painCave.errMsg,
259 <                 "SimSetup error: Component \"%s\" was not found in the "
260 <                 "list of declared molecules\n",
261 <                 id );
262 <        painCave.isFatal = 1;
263 <        simError();
264 <      }
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 >  
189 >  bond_pair* theBonds;
190 >  bend_set* theBends;
191 >  torsion_set* theTorsions;
192 >
193 >  set<int> skipList;
194 >
195 >  double phi, theta, psi;
196 >  char* molName;
197 >  char rbName[100];
198 >
199 >  //init the forceField paramters
200 >
201 >  the_ff->readParams();
202 >
203 >  // init the atoms
204 >
205 >  int nMembers, nNew, rb1, rb2;
206 >
207 >  for (k = 0; k < nInfo; k++){
208 >    the_ff->setSimInfo(&(info[k]));
209 >
210 >    atomOffset = 0;
211 >
212 >    for (i = 0; i < info[k].n_mol; i++){
213 >      stampID = info[k].molecules[i].getStampID();
214 >      molName = comp_stamps[stampID]->getID();
215 >
216 >      molInfo.nAtoms = comp_stamps[stampID]->getNAtoms();
217 >      molInfo.nBonds = comp_stamps[stampID]->getNBonds();
218 >      molInfo.nBends = comp_stamps[stampID]->getNBends();
219 >      molInfo.nTorsions = comp_stamps[stampID]->getNTorsions();
220 >      molInfo.nRigidBodies = comp_stamps[stampID]->getNRigidBodies();
221 >      molInfo.nCutoffGroups = comp_stamps[stampID]->getNCutoffGroups();
222        
223 <      headStamp->add( currentStamp );
267 <      comp_stamps[i] = headStamp->match( id );
268 <    }
269 <  }
223 >      molInfo.myAtoms = &(info[k].atoms[atomOffset]);
224  
225 < #ifdef IS_MPI
226 <  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
227 <  MPIcheckPoint();
228 < #endif // is_mpi
275 <  
225 >      if (molInfo.nBonds > 0)
226 >        molInfo.myBonds = new (Bond *) [molInfo.nBonds];
227 >      else
228 >        molInfo.myBonds = NULL;
229  
230 +      if (molInfo.nBends > 0)
231 +        molInfo.myBends = new (Bend *) [molInfo.nBends];
232 +      else
233 +        molInfo.myBends = NULL;
234  
235 +      if (molInfo.nTorsions > 0)
236 +        molInfo.myTorsions = new (Torsion *) [molInfo.nTorsions];
237 +      else
238 +        molInfo.myTorsions = NULL;
239  
240 <  // caclulate the number of atoms, bonds, bends and torsions
240 >      theBonds = new bond_pair[molInfo.nBonds];
241 >      theBends = new bend_set[molInfo.nBends];
242 >      theTorsions = new torsion_set[molInfo.nTorsions];
243 >      
244 >      // make the Atoms
245  
246 <  tot_atoms = 0;
247 <  tot_bonds = 0;
283 <  tot_bends = 0;
284 <  tot_torsions = 0;
285 <  for( i=0; i<n_components; i++ ){
286 <    
287 <    tot_atoms +=    components_nmol[i] * comp_stamps[i]->getNAtoms();
288 <    tot_bonds +=    components_nmol[i] * comp_stamps[i]->getNBonds();
289 <    tot_bends +=    components_nmol[i] * comp_stamps[i]->getNBends();
290 <    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
291 <  }
246 >      for (j = 0; j < molInfo.nAtoms; j++){
247 >        currentAtom = comp_stamps[stampID]->getAtom(j);
248  
249 <  tot_SRI = tot_bonds + tot_bends + tot_torsions;
249 >        if (currentAtom->haveOrientation()){
250 >          dAtom = new DirectionalAtom((j + atomOffset),
251 >                                      info[k].getConfiguration());
252 >          info[k].n_oriented++;
253 >          molInfo.myAtoms[j] = dAtom;
254  
255 <  simnfo->n_atoms = tot_atoms;
256 <  simnfo->n_bonds = tot_bonds;
257 <  simnfo->n_bends = tot_bends;
298 <  simnfo->n_torsions = tot_torsions;
299 <  simnfo->n_SRI = tot_SRI;
300 <  simnfo->n_mol = tot_nmol;
301 <  
302 <  simnfo->molMembershipArray = new int[tot_atoms];
255 >          // Directional Atoms have standard unit vectors which are oriented
256 >          // in space using the three Euler angles.  We assume the standard
257 >          // unit vector was originally along the z axis below.
258  
259 +          phi = currentAtom->getEulerPhi() * M_PI / 180.0;
260 +          theta = currentAtom->getEulerTheta() * M_PI / 180.0;
261 +          psi = currentAtom->getEulerPsi()* M_PI / 180.0;
262 +
263 +          dAtom->setUnitFrameFromEuler(phi, theta, psi);
264 +            
265 +        }
266 +        else{
267 +
268 +          molInfo.myAtoms[j] = new Atom((j + atomOffset), info[k].getConfiguration());
269 +
270 +        }
271 +
272 +        molInfo.myAtoms[j]->setType(currentAtom->getType());
273   #ifdef IS_MPI
274  
275 <  // divide the molecules among processors here.
307 <  
308 <  mpiSim = new mpiSimulation( simnfo );
309 <  
310 <  globalIndex = mpiSim->divideLabor();
275 >        molInfo.myAtoms[j]->setGlobalIndex(globalAtomIndex[j + atomOffset]);
276  
277 <  // set up the local variables
278 <  
314 <  int localMol, allMol;
315 <  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
277 > #endif // is_mpi
278 >      }
279  
280 <  int* mol2proc = mpiSim->getMolToProcMap();
281 <  int* molCompType = mpiSim->getMolComponentType();
282 <  
283 <  allMol = 0;
284 <  localMol = 0;
322 <  local_atoms = 0;
323 <  local_bonds = 0;
324 <  local_bends = 0;
325 <  local_torsions = 0;
326 <  globalAtomIndex = 0;
280 >      // make the bonds
281 >      for (j = 0; j < molInfo.nBonds; j++){
282 >        currentBond = comp_stamps[stampID]->getBond(j);
283 >        theBonds[j].a = currentBond->getA() + atomOffset;
284 >        theBonds[j].b = currentBond->getB() + atomOffset;
285  
286 +        tempI = theBonds[j].a;
287 +        tempJ = theBonds[j].b;
288  
289 <  for( i=0; i<n_components; i++ ){
289 > #ifdef IS_MPI
290 >        exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
291 >        exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
292 > #else
293 >        exI = tempI + 1;
294 >        exJ = tempJ + 1;
295 > #endif
296  
297 <    for( j=0; j<components_nmol[i]; j++ ){
332 <      
333 <      if( mol2proc[allMol] == worldRank ){
334 <        
335 <        local_atoms +=    comp_stamps[i]->getNAtoms();
336 <        local_bonds +=    comp_stamps[i]->getNBonds();
337 <        local_bends +=    comp_stamps[i]->getNBends();
338 <        local_torsions += comp_stamps[i]->getNTorsions();
339 <        localMol++;
340 <      }      
341 <      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
342 <        simnfo->molMembershipArray[globalAtomIndex] = allMol;
343 <        globalAtomIndex++;
297 >        info[k].excludes->addPair(exI, exJ);
298        }
299  
300 <      allMol++;      
301 <    }
302 <  }
303 <  local_SRI = local_bonds + local_bends + local_torsions;
304 <  
305 <  simnfo->n_atoms = mpiSim->getMyNlocal();  
352 <  
353 <  if( local_atoms != simnfo->n_atoms ){
354 <    sprintf( painCave.errMsg,
355 <             "SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
356 <             " localAtom (%d) are not equal.\n",
357 <             simnfo->n_atoms,
358 <             local_atoms );
359 <    painCave.isFatal = 1;
360 <    simError();
361 <  }
300 >      //make the bends
301 >      for (j = 0; j < molInfo.nBends; j++){
302 >        currentBend = comp_stamps[stampID]->getBend(j);
303 >        theBends[j].a = currentBend->getA() + atomOffset;
304 >        theBends[j].b = currentBend->getB() + atomOffset;
305 >        theBends[j].c = currentBend->getC() + atomOffset;
306  
307 <  simnfo->n_bonds = local_bonds;
308 <  simnfo->n_bends = local_bends;
309 <  simnfo->n_torsions = local_torsions;
366 <  simnfo->n_SRI = local_SRI;
367 <  simnfo->n_mol = localMol;
307 >        if (currentBend->haveExtras()){
308 >          extras = currentBend->getExtras();
309 >          current_extra = extras;
310  
311 <  strcpy( checkPointMsg, "Passed nlocal consistency check." );
312 <  MPIcheckPoint();
313 <  
314 <  
315 < #endif // is_mpi
316 <  
311 >          while (current_extra != NULL){
312 >            if (!strcmp(current_extra->getlhs(), "ghostVectorSource")){
313 >              switch (current_extra->getType()){
314 >                case 0:
315 >                  theBends[j].ghost = current_extra->getInt() + atomOffset;
316 >                  theBends[j].isGhost = 1;
317 >                  break;
318  
319 <  // create the atom and short range interaction arrays
319 >                case 1:
320 >                  theBends[j].ghost = (int) current_extra->getDouble() +
321 >                                      atomOffset;
322 >                  theBends[j].isGhost = 1;
323 >                  break;
324  
325 <  Atom::createArrays(simnfo->n_atoms);
326 <  the_atoms = new Atom*[simnfo->n_atoms];
327 <  the_molecules = new Molecule[simnfo->n_mol];
328 <  int molIndex;
325 >                default:
326 >                  sprintf(painCave.errMsg,
327 >                          "SimSetup Error: ghostVectorSource was neither a "
328 >                          "double nor an int.\n"
329 >                          "-->Bend[%d] in %s\n",
330 >                          j, comp_stamps[stampID]->getID());
331 >                  painCave.isFatal = 1;
332 >                  simError();
333 >              }
334 >            }
335 >            else{
336 >              sprintf(painCave.errMsg,
337 >                      "SimSetup Error: unhandled bend assignment:\n"
338 >                      "    -->%s in Bend[%d] in %s\n",
339 >                      current_extra->getlhs(), j, comp_stamps[stampID]->getID());
340 >              painCave.isFatal = 1;
341 >              simError();
342 >            }
343  
344 <  // initialize the molecule's stampID's
344 >            current_extra = current_extra->getNext();
345 >          }
346 >        }
347  
348 < #ifdef IS_MPI
349 <  
348 >        if (theBends[j].isGhost) {
349 >          
350 >          tempI = theBends[j].a;
351 >          tempJ = theBends[j].b;
352 >          
353 > #ifdef IS_MPI
354 >          exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
355 >          exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
356 > #else
357 >          exI = tempI + 1;
358 >          exJ = tempJ + 1;
359 > #endif          
360 >          info[k].excludes->addPair(exI, exJ);
361  
362 <  molIndex = 0;
389 <  for(i=0; i<mpiSim->getTotNmol(); i++){
390 <    
391 <    if(mol2proc[i] == worldRank ){
392 <      the_molecules[molIndex].setStampID( molCompType[i] );
393 <      the_molecules[molIndex].setMyIndex( molIndex );
394 <      the_molecules[molIndex].setGlobalIndex( i );
395 <      molIndex++;
396 <    }
397 <  }
362 >        } else {
363  
364 < #else // is_mpi
365 <  
366 <  molIndex = 0;
367 <  globalAtomIndex = 0;
368 <  for(i=0; i<n_components; i++){
369 <    for(j=0; j<components_nmol[i]; j++ ){
370 <      the_molecules[molIndex].setStampID( i );
371 <      the_molecules[molIndex].setMyIndex( molIndex );
372 <      the_molecules[molIndex].setGlobalIndex( molIndex );
373 <      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++) {
374 <        simnfo->molMembershipArray[globalAtomIndex] = molIndex;
375 <        globalAtomIndex++;
364 >          tempI = theBends[j].a;
365 >          tempJ = theBends[j].b;
366 >          tempK = theBends[j].c;
367 >          
368 > #ifdef IS_MPI
369 >          exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
370 >          exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
371 >          exK = info[k].atoms[tempK]->getGlobalIndex() + 1;
372 > #else
373 >          exI = tempI + 1;
374 >          exJ = tempJ + 1;
375 >          exK = tempK + 1;
376 > #endif
377 >          
378 >          info[k].excludes->addPair(exI, exK);
379 >          info[k].excludes->addPair(exI, exJ);
380 >          info[k].excludes->addPair(exJ, exK);
381 >        }
382        }
412      molIndex++;
413    }
414  }
415    
383  
384 < #endif // is_mpi
384 >      for (j = 0; j < molInfo.nTorsions; j++){
385 >        currentTorsion = comp_stamps[stampID]->getTorsion(j);
386 >        theTorsions[j].a = currentTorsion->getA() + atomOffset;
387 >        theTorsions[j].b = currentTorsion->getB() + atomOffset;
388 >        theTorsions[j].c = currentTorsion->getC() + atomOffset;
389 >        theTorsions[j].d = currentTorsion->getD() + atomOffset;
390  
391 +        tempI = theTorsions[j].a;      
392 +        tempJ = theTorsions[j].b;
393 +        tempK = theTorsions[j].c;
394 +        tempL = theTorsions[j].d;
395  
396 <  if( simnfo->n_SRI ){
397 <    
398 <    Exclude::createArray(simnfo->n_SRI);
399 <    the_excludes = new Exclude*[simnfo->n_SRI];
400 <    for( int ex=0; ex<simnfo->n_SRI; ex++) the_excludes[ex] = new Exclude(ex);
401 <    simnfo->globalExcludes = new int;
402 <    simnfo->n_exclude = simnfo->n_SRI;
403 <  }
404 <  else{
405 <    
406 <    Exclude::createArray( 1 );
431 <    the_excludes = new Exclude*;
432 <    the_excludes[0] = new Exclude(0);
433 <    the_excludes[0]->setPair( 0,0 );
434 <    simnfo->globalExcludes = new int;
435 <    simnfo->globalExcludes[0] = 0;
436 <    simnfo->n_exclude = 0;
437 <  }
396 > #ifdef IS_MPI
397 >        exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
398 >        exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
399 >        exK = info[k].atoms[tempK]->getGlobalIndex() + 1;
400 >        exL = info[k].atoms[tempL]->getGlobalIndex() + 1;
401 > #else
402 >        exI = tempI + 1;
403 >        exJ = tempJ + 1;
404 >        exK = tempK + 1;
405 >        exL = tempL + 1;
406 > #endif
407  
408 <  // set the arrays into the SimInfo object
408 >        info[k].excludes->addPair(exI, exJ);
409 >        info[k].excludes->addPair(exI, exK);
410 >        info[k].excludes->addPair(exI, exL);        
411 >        info[k].excludes->addPair(exJ, exK);
412 >        info[k].excludes->addPair(exJ, exL);
413 >        info[k].excludes->addPair(exK, exL);
414 >      }
415  
416 <  simnfo->atoms = the_atoms;
417 <  simnfo->molecules = the_molecules;
418 <  simnfo->nGlobalExcludes = 0;
419 <  simnfo->excludes = the_excludes;
416 >      
417 >      molInfo.myRigidBodies.clear();
418 >      
419 >      for (j = 0; j < molInfo.nRigidBodies; j++){
420  
421 +        currentRigidBody = comp_stamps[stampID]->getRigidBody(j);
422 +        nMembers = currentRigidBody->getNMembers();
423  
424 <  // get some of the tricky things that may still be in the globals
424 >        // Create the Rigid Body:
425  
426 <  
450 <  if( the_globals->haveBox() ){
451 <    simnfo->box_x = the_globals->getBox();
452 <    simnfo->box_y = the_globals->getBox();
453 <    simnfo->box_z = the_globals->getBox();
454 <  }
455 <  else if( the_globals->haveDensity() ){
426 >        myRB = new RigidBody();
427  
428 <    double vol;
429 <    vol = (double)tot_nmol / the_globals->getDensity();
430 <    simnfo->box_x = pow( vol, ( 1.0 / 3.0 ) );
431 <    simnfo->box_y = simnfo->box_x;
461 <    simnfo->box_z = simnfo->box_x;
462 <  }
463 <  else{
464 <    if( !the_globals->haveBoxX() ){
465 <      sprintf( painCave.errMsg,
466 <               "SimSetup error, no periodic BoxX size given.\n" );
467 <      painCave.isFatal = 1;
468 <      simError();
469 <    }
470 <    simnfo->box_x = the_globals->getBoxX();
428 >        sprintf(rbName,"%s_RB_%d", molName, j);
429 >        myRB->setType(rbName);
430 >        
431 >        for (rb1 = 0; rb1 < nMembers; rb1++) {
432  
433 <    if( !the_globals->haveBoxY() ){
434 <      sprintf( painCave.errMsg,
474 <               "SimSetup error, no periodic BoxY size given.\n" );
475 <      painCave.isFatal = 1;
476 <      simError();
477 <    }
478 <    simnfo->box_y = the_globals->getBoxY();
433 >          // molI is atom numbering inside this molecule
434 >          molI = currentRigidBody->getMember(rb1);    
435  
436 <    if( !the_globals->haveBoxZ() ){
437 <      sprintf( painCave.errMsg,
482 <               "SimSetup error, no periodic BoxZ size given.\n" );
483 <      painCave.isFatal = 1;
484 <      simError();
485 <    }
486 <    simnfo->box_z = the_globals->getBoxZ();
487 <  }
436 >          // tempI is atom numbering on local processor
437 >          tempI = molI + atomOffset;
438  
439 < #ifdef IS_MPI
440 <  strcpy( checkPointMsg, "Box size set up" );
441 <  MPIcheckPoint();
492 < #endif // is_mpi
439 >          // currentAtom is the AtomStamp (which we need for
440 >          // rigid body reference positions)
441 >          currentAtom = comp_stamps[stampID]->getAtom(molI);
442  
443 +          // When we add to the rigid body, add the atom itself and
444 +          // the stamp info:
445  
446 <  // initialize the arrays
446 >          myRB->addAtom(info[k].atoms[tempI], currentAtom);
447 >          
448 >          // Add this atom to the Skip List for the integrators
449 > #ifdef IS_MPI
450 >          slI = info[k].atoms[tempI]->getGlobalIndex();
451 > #else
452 >          slI = tempI;
453 > #endif
454 >          skipList.insert(slI);
455 >          
456 >        }
457 >        
458 >        for(rb1 = 0; rb1 < nMembers - 1; rb1++) {
459 >          for(rb2 = rb1+1; rb2 < nMembers; rb2++) {
460 >            
461 >            tempI = currentRigidBody->getMember(rb1);
462 >            tempJ = currentRigidBody->getMember(rb2);
463 >            
464 >            // Some explanation is required here.
465 >            // Fortran indexing starts at 1, while c indexing starts at 0
466 >            // Also, in parallel computations, the GlobalIndex is
467 >            // used for the exclude list:
468 >            
469 > #ifdef IS_MPI
470 >            exI = molInfo.myAtoms[tempI]->getGlobalIndex() + 1;
471 >            exJ = molInfo.myAtoms[tempJ]->getGlobalIndex() + 1;
472 > #else
473 >            exI = molInfo.myAtoms[tempI]->getIndex() + 1;
474 >            exJ = molInfo.myAtoms[tempJ]->getIndex() + 1;
475 > #endif
476 >            
477 >            info[k].excludes->addPair(exI, exJ);
478 >            
479 >          }
480 >        }
481  
482 <  the_ff->setSimInfo( simnfo );
482 >        molInfo.myRigidBodies.push_back(myRB);
483 >        info[k].rigidBodies.push_back(myRB);
484 >      }
485 >      
486  
487 <  makeMolecules();
488 <  simnfo->identArray = new int[simnfo->n_atoms];
489 <  for(i=0; i<simnfo->n_atoms; i++){
502 <    simnfo->identArray[i] = the_atoms[i]->getIdent();
503 <  }
504 <  
505 <  if (the_globals->getUseRF() ) {
506 <    simnfo->useReactionField = 1;
507 <  
508 <    if( !the_globals->haveECR() ){
509 <      sprintf( painCave.errMsg,
510 <               "SimSetup Warning: using default value of 1/2 the smallest "
511 <               "box length for the electrostaticCutoffRadius.\n"
512 <               "I hope you have a very fast processor!\n");
513 <      painCave.isFatal = 0;
514 <      simError();
515 <      double smallest;
516 <      smallest = simnfo->box_x;
517 <      if (simnfo->box_y <= smallest) smallest = simnfo->box_y;
518 <      if (simnfo->box_z <= smallest) smallest = simnfo->box_z;
519 <      simnfo->ecr = 0.5 * smallest;
520 <    } else {
521 <      simnfo->ecr        = the_globals->getECR();
522 <    }
487 >      //creat cutoff group for molecule
488 >      molInfo.myCutoffGroups.clear();
489 >      for (j = 0; j < molInfo.nCutoffGroups; j++){
490  
491 <    if( !the_globals->haveEST() ){
492 <      sprintf( painCave.errMsg,
493 <               "SimSetup Warning: using default value of 0.05 * the "
494 <               "electrostaticCutoffRadius for the electrostaticSkinThickness\n"
495 <               );
496 <      painCave.isFatal = 0;
497 <      simError();
498 <      simnfo->est = 0.05 * simnfo->ecr;
499 <    } else {
500 <      simnfo->est        = the_globals->getEST();
501 <    }
502 <    
503 <    if(!the_globals->haveDielectric() ){
504 <      sprintf( painCave.errMsg,
505 <               "SimSetup Error: You are trying to use Reaction Field without"
506 <               "setting a dielectric constant!\n"
507 <               );
508 <      painCave.isFatal = 1;
542 <      simError();
543 <    }
544 <    simnfo->dielectric = the_globals->getDielectric();  
545 <  } else {
546 <    if (usesDipoles) {
491 >        currentCutoffGroup = comp_stamps[stampID]->getCutoffGroup(j);
492 >        nMembers = currentCutoffGroup->getNMembers();
493 >
494 >        myCutoffGroup = new CutoffGroup();
495 >        
496 >        for (int cg = 0; cg < nMembers; cg++) {
497 >
498 >          // molI is atom numbering inside this molecule
499 >          molI = currentCutoffGroup->getMember(cg);    
500 >
501 >          // tempI is atom numbering on local processor
502 >          tempI = molI + atomOffset;
503 >
504 >          myCutoffGroup->addAtom(info[k].atoms[tempI]);          
505 >        }
506 >
507 >        molInfo.myCutoffGroups.push_back(myCutoffGroup);
508 >      }//end for (j = 0; j < molInfo.nCutoffGroups; j++)
509        
510 <      if( !the_globals->haveECR() ){
511 <        sprintf( painCave.errMsg,
512 <                 "SimSetup Warning: using default value of 1/2 the smallest "
513 <                 "box length for the electrostaticCutoffRadius.\n"
514 <                 "I hope you have a very fast processor!\n");
515 <        painCave.isFatal = 0;
554 <        simError();
555 <        double smallest;
556 <        smallest = simnfo->box_x;
557 <        if (simnfo->box_y <= smallest) smallest = simnfo->box_y;
558 <        if (simnfo->box_z <= smallest) smallest = simnfo->box_z;
559 <        simnfo->ecr = 0.5 * smallest;
560 <      } else {
561 <        simnfo->ecr        = the_globals->getECR();
562 <      }
510 >
511 >
512 >      // After this is all set up, scan through the atoms to
513 >      // see if they can be added to the integrableObjects:
514 >
515 >      molInfo.myIntegrableObjects.clear();
516        
564      if( !the_globals->haveEST() ){
565        sprintf( painCave.errMsg,
566                 "SimSetup Warning: using default value of 5%% of the "
567                 "electrostaticCutoffRadius for the "
568                 "electrostaticSkinThickness\n"
569                 );
570        painCave.isFatal = 0;
571        simError();
572        simnfo->est = 0.05 * simnfo->ecr;
573      } else {
574        simnfo->est        = the_globals->getEST();
575      }
576    }
577  }  
517  
518 < #ifdef IS_MPI
580 <  strcpy( checkPointMsg, "electrostatic parameters check out" );
581 <  MPIcheckPoint();
582 < #endif // is_mpi
518 >      for (j = 0; j < molInfo.nAtoms; j++){
519  
584 if( the_globals->haveInitialConfig() ){
585
586     InitializeFromFile* fileInit;
587 #ifdef IS_MPI // is_mpi
588     if( worldRank == 0 ){
589 #endif //is_mpi
590   fileInit = new InitializeFromFile( the_globals->getInitialConfig() );
520   #ifdef IS_MPI
521 <     }else fileInit = new InitializeFromFile( NULL );
521 >        slJ = molInfo.myAtoms[j]->getGlobalIndex();
522 > #else
523 >        slJ = j+atomOffset;
524   #endif
594   fileInit->read_xyz( simnfo ); // default velocities on
525  
526 <   delete fileInit;
597 < }
598 < else{
526 >        // if they aren't on the skip list, then they can be integrated
527  
528 < #ifdef IS_MPI
528 >        if (skipList.find(slJ) == skipList.end()) {
529 >          mySD = (StuntDouble *) molInfo.myAtoms[j];
530 >          info[k].integrableObjects.push_back(mySD);
531 >          molInfo.myIntegrableObjects.push_back(mySD);
532 >        }
533 >      }
534  
535 <  // no init from bass
603 <  
604 <  sprintf( painCave.errMsg,
605 <           "Cannot intialize a parallel simulation without an initial configuration file.\n" );
606 <  painCave.isFatal;
607 <  simError();
608 <  
609 < #else
535 >      // all rigid bodies are integrated:
536  
537 <  initFromBass();
537 >      for (j = 0; j < molInfo.nRigidBodies; j++) {
538 >        mySD = (StuntDouble *) molInfo.myRigidBodies[j];
539 >        info[k].integrableObjects.push_back(mySD);      
540 >        molInfo.myIntegrableObjects.push_back(mySD);
541 >      }
542 >    
543 >      
544 >      // send the arrays off to the forceField for init.
545 >      
546 >      the_ff->initializeAtoms(molInfo.nAtoms, molInfo.myAtoms);
547 >      the_ff->initializeBonds(molInfo.nBonds, molInfo.myBonds, theBonds);
548 >      the_ff->initializeBends(molInfo.nBends, molInfo.myBends, theBends);
549 >      the_ff->initializeTorsions(molInfo.nTorsions, molInfo.myTorsions,
550 >                                 theTorsions);
551  
552 +      info[k].molecules[i].initialize(molInfo);
553  
614 #endif
615 }
554  
555 +      atomOffset += molInfo.nAtoms;
556 +      delete[] theBonds;
557 +      delete[] theBends;
558 +      delete[] theTorsions;
559 +    }    
560 +  }
561 +
562   #ifdef IS_MPI
563 <  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
563 >  sprintf(checkPointMsg, "all molecules initialized succesfully");
564    MPIcheckPoint();
565   #endif // is_mpi
566  
567 +  // clean up the forcefield
568  
569 <  
624 <
625 <  
569 >  if (!globals->haveRcut()){
570  
571 <  
572 < #ifdef IS_MPI
573 <  if( worldRank == 0 ){
630 < #endif // is_mpi
571 >    the_ff->calcRcut();
572 >
573 >  } else {
574      
575 <    if( the_globals->haveFinalConfig() ){
633 <      strcpy( simnfo->finalName, the_globals->getFinalConfig() );
634 <    }
635 <    else{
636 <      strcpy( simnfo->finalName, inFileName );
637 <      char* endTest;
638 <      int nameLength = strlen( simnfo->finalName );
639 <      endTest = &(simnfo->finalName[nameLength - 5]);
640 <      if( !strcmp( endTest, ".bass" ) ){
641 <        strcpy( endTest, ".eor" );
642 <      }
643 <      else if( !strcmp( endTest, ".BASS" ) ){
644 <        strcpy( endTest, ".eor" );
645 <      }
646 <      else{
647 <        endTest = &(simnfo->finalName[nameLength - 4]);
648 <        if( !strcmp( endTest, ".bss" ) ){
649 <          strcpy( endTest, ".eor" );
650 <        }
651 <        else if( !strcmp( endTest, ".mdl" ) ){
652 <          strcpy( endTest, ".eor" );
653 <        }
654 <        else{
655 <          strcat( simnfo->finalName, ".eor" );
656 <        }
657 <      }
658 <    }
659 <    
660 <    // make the sample and status out names
661 <    
662 <    strcpy( simnfo->sampleName, inFileName );
663 <    char* endTest;
664 <    int nameLength = strlen( simnfo->sampleName );
665 <    endTest = &(simnfo->sampleName[nameLength - 5]);
666 <    if( !strcmp( endTest, ".bass" ) ){
667 <      strcpy( endTest, ".dump" );
668 <    }
669 <    else if( !strcmp( endTest, ".BASS" ) ){
670 <      strcpy( endTest, ".dump" );
671 <    }
672 <    else{
673 <      endTest = &(simnfo->sampleName[nameLength - 4]);
674 <      if( !strcmp( endTest, ".bss" ) ){
675 <        strcpy( endTest, ".dump" );
676 <      }
677 <      else if( !strcmp( endTest, ".mdl" ) ){
678 <        strcpy( endTest, ".dump" );
679 <      }
680 <      else{
681 <        strcat( simnfo->sampleName, ".dump" );
682 <      }
683 <    }
684 <    
685 <    strcpy( simnfo->statusName, inFileName );
686 <    nameLength = strlen( simnfo->statusName );
687 <    endTest = &(simnfo->statusName[nameLength - 5]);
688 <    if( !strcmp( endTest, ".bass" ) ){
689 <      strcpy( endTest, ".stat" );
690 <    }
691 <    else if( !strcmp( endTest, ".BASS" ) ){
692 <      strcpy( endTest, ".stat" );
693 <    }
694 <    else{
695 <      endTest = &(simnfo->statusName[nameLength - 4]);
696 <      if( !strcmp( endTest, ".bss" ) ){
697 <        strcpy( endTest, ".stat" );
698 <      }
699 <      else if( !strcmp( endTest, ".mdl" ) ){
700 <        strcpy( endTest, ".stat" );
701 <      }
702 <      else{
703 <        strcat( simnfo->statusName, ".stat" );
704 <      }
705 <    }
706 <    
707 < #ifdef IS_MPI
575 >    the_ff->setRcut( globals->getRcut() );
576    }
709 #endif // is_mpi
710  
711  // set the status, sample, and themal kick times
712  
713  if( the_globals->haveSampleTime() ){
714    simnfo->sampleTime = the_globals->getSampleTime();
715    simnfo->statusTime = simnfo->sampleTime;
716    simnfo->thermalTime = simnfo->sampleTime;
717  }
718  else{
719    simnfo->sampleTime = the_globals->getRunTime();
720    simnfo->statusTime = simnfo->sampleTime;
721    simnfo->thermalTime = simnfo->sampleTime;
722  }
577  
578 <  if( the_globals->haveStatusTime() ){
579 <    simnfo->statusTime = the_globals->getStatusTime();
726 <  }
578 >  the_ff->cleanMe();
579 > }
580  
581 <  if( the_globals->haveThermalTime() ){
729 <    simnfo->thermalTime = the_globals->getThermalTime();
730 <  }
731 <
732 <  // check for the temperature set flag
733 <
734 <  if( the_globals->haveTempSet() ) simnfo->setTemp = the_globals->getTempSet();
735 <
736 <
737 < //   // make the longe range forces and the integrator
738 <
739 < //   new AllLong( simnfo );
740 <
741 <
742 <  if( !strcmp( force_field, "TraPPE_Ex" ) ){
743 <    new Symplectic(simnfo, the_ff, the_extendedsystem);
744 <  }
745 <  else if( !strcmp( force_field, "LJ" ) ){
746 <    new Verlet( *simnfo, the_ff, the_extendedsystem );
747 <  }
748 <
749 < #ifdef IS_MPI
750 <  mpiSim->mpiRefresh();
751 < #endif
752 <
753 <  // initialize the Fortran
754 <
755 <
756 <  simnfo->refreshSim();
757 <  
758 <  if( !strcmp( simnfo->mixingRule, "standard") ){
759 <    the_ff->initForceField( LB_MIXING_RULE );
760 <  }
761 <  else if( !strcmp( simnfo->mixingRule, "explicit") ){
762 <    the_ff->initForceField( EXPLICIT_MIXING_RULE );
763 <  }
764 <  else{
765 <    sprintf( painCave.errMsg,
766 <             "SimSetup Error: unknown mixing rule -> \"%s\"\n",
767 <             simnfo->mixingRule );
768 <    painCave.isFatal = 1;
769 <    simError();
770 <  }
771 <
772 <
773 < #ifdef IS_MPI
774 <  strcpy( checkPointMsg,
775 <          "Successfully intialized the mixingRule for Fortran." );
776 <  MPIcheckPoint();
777 < #endif // is_mpi
778 < }
779 <
780 <
781 < void SimSetup::makeMolecules( void ){
782 <
783 <  int i, j, exI, exJ, tempEx, stampID, atomOffset, excludeOffset;
784 <  molInit info;
785 <  DirectionalAtom* dAtom;
786 <  LinkedAssign* extras;
787 <  LinkedAssign* current_extra;
788 <  AtomStamp* currentAtom;
789 <  BondStamp* currentBond;
790 <  BendStamp* currentBend;
791 <  TorsionStamp* currentTorsion;
792 <
793 <  bond_pair* theBonds;
794 <  bend_set* theBends;
795 <  torsion_set* theTorsions;
796 <
797 <  
798 <  //init the forceField paramters
799 <
800 <  the_ff->readParams();
801 <
802 <  
803 <  // init the atoms
804 <
805 <  double ux, uy, uz, u, uSqr;
806 <  
807 <  atomOffset = 0;
808 <  excludeOffset = 0;
809 <  for(i=0; i<simnfo->n_mol; i++){
810 <    
811 <    stampID = the_molecules[i].getStampID();
812 <
813 <    info.nAtoms    = comp_stamps[stampID]->getNAtoms();
814 <    info.nBonds    = comp_stamps[stampID]->getNBonds();
815 <    info.nBends    = comp_stamps[stampID]->getNBends();
816 <    info.nTorsions = comp_stamps[stampID]->getNTorsions();
817 <    info.nExcludes = info.nBonds + info.nBends + info.nTorsions;
818 <
819 <    info.myAtoms = &the_atoms[atomOffset];
820 <    info.myExcludes = &the_excludes[excludeOffset];
821 <    info.myBonds = new Bond*[info.nBonds];
822 <    info.myBends = new Bend*[info.nBends];
823 <    info.myTorsions = new Torsion*[info.nTorsions];
824 <
825 <    theBonds = new bond_pair[info.nBonds];
826 <    theBends = new bend_set[info.nBends];
827 <    theTorsions = new torsion_set[info.nTorsions];
828 <    
829 <    // make the Atoms
830 <    
831 <    for(j=0; j<info.nAtoms; j++){
832 <      
833 <      currentAtom = comp_stamps[stampID]->getAtom( j );
834 <      if( currentAtom->haveOrientation() ){
835 <        
836 <        dAtom = new DirectionalAtom(j + atomOffset);
837 <        simnfo->n_oriented++;
838 <        info.myAtoms[j] = dAtom;
839 <        
840 <        ux = currentAtom->getOrntX();
841 <        uy = currentAtom->getOrntY();
842 <        uz = currentAtom->getOrntZ();
843 <        
844 <        uSqr = (ux * ux) + (uy * uy) + (uz * uz);
845 <        
846 <        u = sqrt( uSqr );
847 <        ux = ux / u;
848 <        uy = uy / u;
849 <        uz = uz / u;
850 <        
851 <        dAtom->setSUx( ux );
852 <        dAtom->setSUy( uy );
853 <        dAtom->setSUz( uz );
854 <      }
855 <      else{
856 <        info.myAtoms[j] = new GeneralAtom(j + atomOffset);
857 <      }
858 <      info.myAtoms[j]->setType( currentAtom->getType() );
859 <    
860 < #ifdef IS_MPI
861 <      
862 <      info.myAtoms[j]->setGlobalIndex( globalIndex[j+atomOffset] );
863 <      
864 < #endif // is_mpi
865 <    }
866 <    
867 <    // make the bonds
868 <    for(j=0; j<info.nBonds; j++){
869 <      
870 <      currentBond = comp_stamps[stampID]->getBond( j );
871 <      theBonds[j].a = currentBond->getA() + atomOffset;
872 <      theBonds[j].b = currentBond->getB() + atomOffset;
873 <
874 <      exI = theBonds[j].a;
875 <      exJ = theBonds[j].b;
876 <
877 <      // exclude_I must always be the smaller of the pair
878 <      if( exI > exJ ){
879 <        tempEx = exI;
880 <        exI = exJ;
881 <        exJ = tempEx;
882 <      }
883 < #ifdef IS_MPI
884 <      tempEx = exI;
885 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
886 <      tempEx = exJ;
887 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
888 <      
889 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
890 < #else  // isn't MPI
891 <
892 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
893 < #endif  //is_mpi
894 <    }
895 <    excludeOffset += info.nBonds;
896 <
897 <    //make the bends
898 <    for(j=0; j<info.nBends; j++){
899 <      
900 <      currentBend = comp_stamps[stampID]->getBend( j );
901 <      theBends[j].a = currentBend->getA() + atomOffset;
902 <      theBends[j].b = currentBend->getB() + atomOffset;
903 <      theBends[j].c = currentBend->getC() + atomOffset;
904 <          
905 <      if( currentBend->haveExtras() ){
906 <            
907 <        extras = currentBend->getExtras();
908 <        current_extra = extras;
909 <            
910 <        while( current_extra != NULL ){
911 <          if( !strcmp( current_extra->getlhs(), "ghostVectorSource" )){
912 <                
913 <            switch( current_extra->getType() ){
914 <              
915 <            case 0:
916 <              theBends[j].ghost =
917 <                current_extra->getInt() + atomOffset;
918 <              theBends[j].isGhost = 1;
919 <              break;
920 <                  
921 <            case 1:
922 <              theBends[j].ghost =
923 <                (int)current_extra->getDouble() + atomOffset;
924 <              theBends[j].isGhost = 1;
925 <              break;
926 <              
927 <            default:
928 <              sprintf( painCave.errMsg,
929 <                       "SimSetup Error: ghostVectorSource was neither a "
930 <                       "double nor an int.\n"
931 <                       "-->Bend[%d] in %s\n",
932 <                       j, comp_stamps[stampID]->getID() );
933 <              painCave.isFatal = 1;
934 <              simError();
935 <            }
936 <          }
937 <          
938 <          else{
939 <            
940 <            sprintf( painCave.errMsg,
941 <                     "SimSetup Error: unhandled bend assignment:\n"
942 <                     "    -->%s in Bend[%d] in %s\n",
943 <                     current_extra->getlhs(),
944 <                     j, comp_stamps[stampID]->getID() );
945 <            painCave.isFatal = 1;
946 <            simError();
947 <          }
948 <          
949 <          current_extra = current_extra->getNext();
950 <        }
951 <      }
952 <          
953 <      if( !theBends[j].isGhost ){
954 <            
955 <        exI = theBends[j].a;
956 <        exJ = theBends[j].c;
957 <      }
958 <      else{
959 <        
960 <        exI = theBends[j].a;
961 <        exJ = theBends[j].b;
962 <      }
963 <      
964 <      // exclude_I must always be the smaller of the pair
965 <      if( exI > exJ ){
966 <        tempEx = exI;
967 <        exI = exJ;
968 <        exJ = tempEx;
969 <      }
970 < #ifdef IS_MPI
971 <      tempEx = exI;
972 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
973 <      tempEx = exJ;
974 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
975 <      
976 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
977 < #else  // isn't MPI
978 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
979 < #endif  //is_mpi
980 <    }
981 <    excludeOffset += info.nBends;
982 <
983 <    for(j=0; j<info.nTorsions; j++){
984 <      
985 <      currentTorsion = comp_stamps[stampID]->getTorsion( j );
986 <      theTorsions[j].a = currentTorsion->getA() + atomOffset;
987 <      theTorsions[j].b = currentTorsion->getB() + atomOffset;
988 <      theTorsions[j].c = currentTorsion->getC() + atomOffset;
989 <      theTorsions[j].d = currentTorsion->getD() + atomOffset;
990 <      
991 <      exI = theTorsions[j].a;
992 <      exJ = theTorsions[j].d;
993 <
994 <      // exclude_I must always be the smaller of the pair
995 <      if( exI > exJ ){
996 <        tempEx = exI;
997 <        exI = exJ;
998 <        exJ = tempEx;
999 <      }
1000 < #ifdef IS_MPI
1001 <      tempEx = exI;
1002 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
1003 <      tempEx = exJ;
1004 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
1005 <      
1006 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
1007 < #else  // isn't MPI
1008 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
1009 < #endif  //is_mpi
1010 <    }
1011 <    excludeOffset += info.nTorsions;
1012 <
1013 <    
1014 <    // send the arrays off to the forceField for init.
1015 <
1016 <    the_ff->initializeAtoms( info.nAtoms, info.myAtoms );
1017 <    the_ff->initializeBonds( info.nBonds, info.myBonds, theBonds );
1018 <    the_ff->initializeBends( info.nBends, info.myBends, theBends );
1019 <    the_ff->initializeTorsions( info.nTorsions, info.myTorsions, theTorsions );
1020 <
1021 <
1022 <    the_molecules[i].initialize( info );
1023 <
1024 <
1025 <    atomOffset += info.nAtoms;
1026 <    delete[] theBonds;
1027 <    delete[] theBends;
1028 <    delete[] theTorsions;
1029 <  }
1030 <
1031 < #ifdef IS_MPI
1032 <  sprintf( checkPointMsg, "all molecules initialized succesfully" );
1033 <  MPIcheckPoint();
1034 < #endif // is_mpi
1035 <
1036 <  // clean up the forcefield
1037 <  the_ff->calcRcut();
1038 <  the_ff->cleanMe();
1039 <
1040 < }
1041 <
1042 < void SimSetup::initFromBass( void ){
1043 <
581 > void SimSetup::initFromBass(void){
582    int i, j, k;
583    int n_cells;
584    double cellx, celly, cellz;
# Line 1049 | Line 587 | void SimSetup::initFromBass( void ){
587    int n_extra;
588    int have_extra, done;
589  
590 <  temp1 = (double)tot_nmol / 4.0;
591 <  temp2 = pow( temp1, ( 1.0 / 3.0 ) );
592 <  temp3 = ceil( temp2 );
590 >  double vel[3];
591 >  vel[0] = 0.0;
592 >  vel[1] = 0.0;
593 >  vel[2] = 0.0;
594  
595 <  have_extra =0;
596 <  if( temp2 < temp3 ){ // we have a non-complete lattice
597 <    have_extra =1;
595 >  temp1 = (double) tot_nmol / 4.0;
596 >  temp2 = pow(temp1, (1.0 / 3.0));
597 >  temp3 = ceil(temp2);
598  
599 <    n_cells = (int)temp3 - 1;
600 <    cellx = simnfo->box_x / temp3;
601 <    celly = simnfo->box_y / temp3;
602 <    cellz = simnfo->box_z / temp3;
1064 <    n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
1065 <    temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
1066 <    n_per_extra = (int)ceil( temp1 );
599 >  have_extra = 0;
600 >  if (temp2 < temp3){
601 >    // we have a non-complete lattice
602 >    have_extra = 1;
603  
604 <    if( n_per_extra > 4){
605 <      sprintf( painCave.errMsg,
606 <               "SimSetup error. There has been an error in constructing"
607 <               " the non-complete lattice.\n" );
604 >    n_cells = (int) temp3 - 1;
605 >    cellx = info[0].boxL[0] / temp3;
606 >    celly = info[0].boxL[1] / temp3;
607 >    cellz = info[0].boxL[2] / temp3;
608 >    n_extra = tot_nmol - (4 * n_cells * n_cells * n_cells);
609 >    temp1 = ((double) n_extra) / (pow(temp3, 3.0) - pow(n_cells, 3.0));
610 >    n_per_extra = (int) ceil(temp1);
611 >
612 >    if (n_per_extra > 4){
613 >      sprintf(painCave.errMsg,
614 >              "SimSetup error. There has been an error in constructing"
615 >              " the non-complete lattice.\n");
616        painCave.isFatal = 1;
617        simError();
618      }
619    }
620    else{
621 <    n_cells = (int)temp3;
622 <    cellx = simnfo->box_x / temp3;
623 <    celly = simnfo->box_y / temp3;
624 <    cellz = simnfo->box_z / temp3;
621 >    n_cells = (int) temp3;
622 >    cellx = info[0].boxL[0] / temp3;
623 >    celly = info[0].boxL[1] / temp3;
624 >    cellz = info[0].boxL[2] / temp3;
625    }
626  
627    current_mol = 0;
# Line 1085 | Line 629 | void SimSetup::initFromBass( void ){
629    current_comp = 0;
630    current_atom_ndx = 0;
631  
632 <  for( i=0; i < n_cells ; i++ ){
633 <    for( j=0; j < n_cells; j++ ){
634 <      for( k=0; k < n_cells; k++ ){
632 >  for (i = 0; i < n_cells ; i++){
633 >    for (j = 0; j < n_cells; j++){
634 >      for (k = 0; k < n_cells; k++){
635 >        makeElement(i * cellx, j * celly, k * cellz);
636  
637 <        makeElement( i * cellx,
1093 <                     j * celly,
1094 <                     k * cellz );
637 >        makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly, k * cellz);
638  
639 <        makeElement( i * cellx + 0.5 * cellx,
1097 <                     j * celly + 0.5 * celly,
1098 <                     k * cellz );
639 >        makeElement(i * cellx, j * celly + 0.5 * celly, k * cellz + 0.5 * cellz);
640  
641 <        makeElement( i * cellx,
1101 <                     j * celly + 0.5 * celly,
1102 <                     k * cellz + 0.5 * cellz );
1103 <
1104 <        makeElement( i * cellx + 0.5 * cellx,
1105 <                     j * celly,
1106 <                     k * cellz + 0.5 * cellz );
641 >        makeElement(i * cellx + 0.5 * cellx, j * celly, k * cellz + 0.5 * cellz);
642        }
643      }
644    }
645  
646 <  if( have_extra ){
646 >  if (have_extra){
647      done = 0;
648  
649      int start_ndx;
650 <    for( i=0; i < (n_cells+1) && !done; i++ ){
651 <      for( j=0; j < (n_cells+1) && !done; j++ ){
650 >    for (i = 0; i < (n_cells + 1) && !done; i++){
651 >      for (j = 0; j < (n_cells + 1) && !done; j++){
652 >        if (i < n_cells){
653 >          if (j < n_cells){
654 >            start_ndx = n_cells;
655 >          }
656 >          else
657 >            start_ndx = 0;
658 >        }
659 >        else
660 >          start_ndx = 0;
661  
662 <        if( i < n_cells ){
662 >        for (k = start_ndx; k < (n_cells + 1) && !done; k++){
663 >          makeElement(i * cellx, j * celly, k * cellz);
664 >          done = (current_mol >= tot_nmol);
665  
666 <          if( j < n_cells ){
667 <            start_ndx = n_cells;
668 <          }
669 <          else start_ndx = 0;
670 <        }
1125 <        else start_ndx = 0;
666 >          if (!done && n_per_extra > 1){
667 >            makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly,
668 >                        k * cellz);
669 >            done = (current_mol >= tot_nmol);
670 >          }
671  
672 <        for( k=start_ndx; k < (n_cells+1) && !done; k++ ){
673 <
674 <          makeElement( i * cellx,
675 <                       j * celly,
676 <                       k * cellz );
1132 <          done = ( current_mol >= tot_nmol );
1133 <
1134 <          if( !done && n_per_extra > 1 ){
1135 <            makeElement( i * cellx + 0.5 * cellx,
1136 <                         j * celly + 0.5 * celly,
1137 <                         k * cellz );
1138 <            done = ( current_mol >= tot_nmol );
1139 <          }
672 >          if (!done && n_per_extra > 2){
673 >            makeElement(i * cellx, j * celly + 0.5 * celly,
674 >                        k * cellz + 0.5 * cellz);
675 >            done = (current_mol >= tot_nmol);
676 >          }
677  
678 <          if( !done && n_per_extra > 2){
679 <            makeElement( i * cellx,
680 <                         j * celly + 0.5 * celly,
681 <                         k * cellz + 0.5 * cellz );
682 <            done = ( current_mol >= tot_nmol );
683 <          }
1147 <
1148 <          if( !done && n_per_extra > 3){
1149 <            makeElement( i * cellx + 0.5 * cellx,
1150 <                         j * celly,
1151 <                         k * cellz + 0.5 * cellz );
1152 <            done = ( current_mol >= tot_nmol );
1153 <          }
1154 <        }
678 >          if (!done && n_per_extra > 3){
679 >            makeElement(i * cellx + 0.5 * cellx, j * celly,
680 >                        k * cellz + 0.5 * cellz);
681 >            done = (current_mol >= tot_nmol);
682 >          }
683 >        }
684        }
685      }
686    }
687  
688 <
689 <  for( i=0; i<simnfo->n_atoms; i++ ){
1161 <    simnfo->atoms[i]->set_vx( 0.0 );
1162 <    simnfo->atoms[i]->set_vy( 0.0 );
1163 <    simnfo->atoms[i]->set_vz( 0.0 );
688 >  for (i = 0; i < info[0].n_atoms; i++){
689 >    info[0].atoms[i]->setVel(vel);
690    }
691   }
692  
693 < void SimSetup::makeElement( double x, double y, double z ){
1168 <
693 > void SimSetup::makeElement(double x, double y, double z){
694    int k;
695    AtomStamp* current_atom;
696    DirectionalAtom* dAtom;
697    double rotMat[3][3];
698 +  double pos[3];
699  
700 <  for( k=0; k<comp_stamps[current_comp]->getNAtoms(); k++ ){
701 <
702 <    current_atom = comp_stamps[current_comp]->getAtom( k );
703 <    if( !current_atom->havePosition() ){
704 <      sprintf( painCave.errMsg,
705 <               "SimSetup:initFromBass error.\n"
706 <               "\tComponent %s, atom %s does not have a position specified.\n"
707 <               "\tThe initialization routine is unable to give a start"
708 <               " position.\n",
1183 <               comp_stamps[current_comp]->getID(),
1184 <               current_atom->getType() );
700 >  for (k = 0; k < comp_stamps[current_comp]->getNAtoms(); k++){
701 >    current_atom = comp_stamps[current_comp]->getAtom(k);
702 >    if (!current_atom->havePosition()){
703 >      sprintf(painCave.errMsg,
704 >              "SimSetup:initFromBass error.\n"
705 >              "\tComponent %s, atom %s does not have a position specified.\n"
706 >              "\tThe initialization routine is unable to give a start"
707 >              " position.\n",
708 >              comp_stamps[current_comp]->getID(), current_atom->getType());
709        painCave.isFatal = 1;
710        simError();
711      }
712  
713 <    the_atoms[current_atom_ndx]->setX( x + current_atom->getPosX() );
714 <    the_atoms[current_atom_ndx]->setY( y + current_atom->getPosY() );
715 <    the_atoms[current_atom_ndx]->setZ( z + current_atom->getPosZ() );
713 >    pos[0] = x + current_atom->getPosX();
714 >    pos[1] = y + current_atom->getPosY();
715 >    pos[2] = z + current_atom->getPosZ();
716  
717 <    if( the_atoms[current_atom_ndx]->isDirectional() ){
717 >    info[0].atoms[current_atom_ndx]->setPos(pos);
718  
719 <      dAtom = (DirectionalAtom *)the_atoms[current_atom_ndx];
719 >    if (info[0].atoms[current_atom_ndx]->isDirectional()){
720 >      dAtom = (DirectionalAtom *) info[0].atoms[current_atom_ndx];
721  
722        rotMat[0][0] = 1.0;
723        rotMat[0][1] = 0.0;
# Line 1206 | Line 731 | void SimSetup::makeElement( double x, double y, double
731        rotMat[2][1] = 0.0;
732        rotMat[2][2] = 1.0;
733  
734 <      dAtom->setA( rotMat );
734 >      dAtom->setA(rotMat);
735      }
736  
737      current_atom_ndx++;
# Line 1215 | Line 740 | void SimSetup::makeElement( double x, double y, double
740    current_mol++;
741    current_comp_mol++;
742  
743 <  if( current_comp_mol >= components_nmol[current_comp] ){
1219 <
743 >  if (current_comp_mol >= components_nmol[current_comp]){
744      current_comp_mol = 0;
745 <    current_comp++;
745 >    current_comp++;
746 >  }
747 > }
748 >
749 >
750 > void SimSetup::gatherInfo(void){
751 >  int i;
752 >
753 >  ensembleCase = -1;
754 >  ffCase = -1;
755 >
756 >  // set the easy ones first
757 >
758 >  for (i = 0; i < nInfo; i++){
759 >    info[i].target_temp = globals->getTargetTemp();
760 >    info[i].dt = globals->getDt();
761 >    info[i].run_time = globals->getRunTime();
762 >  }
763 >  n_components = globals->getNComponents();
764 >
765 >
766 >  // get the forceField
767 >
768 >  strcpy(force_field, globals->getForceField());
769 >
770 >  if (!strcasecmp(force_field, "DUFF")){
771 >    ffCase = FF_DUFF;
772 >  }
773 >  else if (!strcasecmp(force_field, "LJ")){
774 >    ffCase = FF_LJ;
775 >  }
776 >  else if (!strcasecmp(force_field, "EAM")){
777 >    ffCase = FF_EAM;
778 >  }
779 >  else if (!strcasecmp(force_field, "WATER")){
780 >    ffCase = FF_H2O;
781 >  }
782 >  else{
783 >    sprintf(painCave.errMsg, "SimSetup Error. Unrecognized force field -> %s\n",
784 >            force_field);
785 >         painCave.isFatal = 1;
786 >         simError();
787 >  }
788 >
789 >    // get the ensemble
790 >
791 >  strcpy(ensemble, globals->getEnsemble());
792 >
793 >  if (!strcasecmp(ensemble, "NVE")){
794 >    ensembleCase = NVE_ENS;
795 >  }
796 >  else if (!strcasecmp(ensemble, "NVT")){
797 >    ensembleCase = NVT_ENS;
798 >  }
799 >  else if (!strcasecmp(ensemble, "NPTi") || !strcasecmp(ensemble, "NPT")){
800 >    ensembleCase = NPTi_ENS;
801 >  }
802 >  else if (!strcasecmp(ensemble, "NPTf")){
803 >    ensembleCase = NPTf_ENS;
804 >  }
805 >  else if (!strcasecmp(ensemble, "NPTxyz")){
806 >    ensembleCase = NPTxyz_ENS;
807 >  }
808 >  else{
809 >    sprintf(painCave.errMsg,
810 >            "SimSetup Warning. Unrecognized Ensemble -> %s \n"
811 >            "\treverting to NVE for this simulation.\n",
812 >            ensemble);
813 >         painCave.isFatal = 0;
814 >         simError();
815 >         strcpy(ensemble, "NVE");
816 >         ensembleCase = NVE_ENS;
817 >  }  
818 >
819 >  for (i = 0; i < nInfo; i++){
820 >    strcpy(info[i].ensemble, ensemble);
821 >
822 >    // get the mixing rule
823 >
824 >    strcpy(info[i].mixingRule, globals->getMixingRule());
825 >    info[i].usePBC = globals->getPBC();
826 >  }
827 >
828 >  // get the components and calculate the tot_nMol and indvidual n_mol
829 >
830 >  the_components = globals->getComponents();
831 >  components_nmol = new int[n_components];
832 >
833 >
834 >  if (!globals->haveNMol()){
835 >    // we don't have the total number of molecules, so we assume it is
836 >    // given in each component
837 >
838 >    tot_nmol = 0;
839 >    for (i = 0; i < n_components; i++){
840 >      if (!the_components[i]->haveNMol()){
841 >        // we have a problem
842 >        sprintf(painCave.errMsg,
843 >                "SimSetup Error. No global NMol or component NMol given.\n"
844 >                "\tCannot calculate the number of atoms.\n");
845 >        painCave.isFatal = 1;
846 >        simError();
847 >      }
848 >
849 >      tot_nmol += the_components[i]->getNMol();
850 >      components_nmol[i] = the_components[i]->getNMol();
851 >    }
852 >  }
853 >  else{
854 >    sprintf(painCave.errMsg,
855 >            "SimSetup error.\n"
856 >            "\tSorry, the ability to specify total"
857 >            " nMols and then give molfractions in the components\n"
858 >            "\tis not currently supported."
859 >            " Please give nMol in the components.\n");
860 >    painCave.isFatal = 1;
861 >    simError();
862 >  }
863 >
864 >  //check whether sample time, status time, thermal time and reset time are divisble by dt
865 >  if (globals->haveSampleTime() && !isDivisible(globals->getSampleTime(), globals->getDt())){
866 >    sprintf(painCave.errMsg,
867 >            "Sample time is not divisible by dt.\n"
868 >            "\tThis will result in samples that are not uniformly\n"
869 >            "\tdistributed in time.  If this is a problem, change\n"
870 >            "\tyour sampleTime variable.\n");
871 >    painCave.isFatal = 0;
872 >    simError();    
873 >  }
874 >
875 >  if (globals->haveStatusTime() && !isDivisible(globals->getStatusTime(), globals->getDt())){
876 >    sprintf(painCave.errMsg,
877 >            "Status time is not divisible by dt.\n"
878 >            "\tThis will result in status reports that are not uniformly\n"
879 >            "\tdistributed in time.  If this is a problem, change \n"
880 >            "\tyour statusTime variable.\n");
881 >    painCave.isFatal = 0;
882 >    simError();    
883 >  }
884 >
885 >  if (globals->haveThermalTime() && !isDivisible(globals->getThermalTime(), globals->getDt())){
886 >    sprintf(painCave.errMsg,
887 >            "Thermal time is not divisible by dt.\n"
888 >            "\tThis will result in thermalizations that are not uniformly\n"
889 >            "\tdistributed in time.  If this is a problem, change \n"
890 >            "\tyour thermalTime variable.\n");
891 >    painCave.isFatal = 0;
892 >    simError();    
893 >  }  
894 >
895 >  if (globals->haveResetTime() && !isDivisible(globals->getResetTime(), globals->getDt())){
896 >    sprintf(painCave.errMsg,
897 >            "Reset time is not divisible by dt.\n"
898 >            "\tThis will result in integrator resets that are not uniformly\n"
899 >            "\tdistributed in time.  If this is a problem, change\n"
900 >            "\tyour resetTime variable.\n");
901 >    painCave.isFatal = 0;
902 >    simError();    
903 >  }
904 >
905 >  // set the status, sample, and thermal kick times
906 >
907 >  for (i = 0; i < nInfo; i++){
908 >    if (globals->haveSampleTime()){
909 >      info[i].sampleTime = globals->getSampleTime();
910 >      info[i].statusTime = info[i].sampleTime;
911 >    }
912 >    else{
913 >      info[i].sampleTime = globals->getRunTime();
914 >      info[i].statusTime = info[i].sampleTime;
915 >    }
916 >
917 >    if (globals->haveStatusTime()){
918 >      info[i].statusTime = globals->getStatusTime();
919 >    }
920 >
921 >    if (globals->haveThermalTime()){
922 >      info[i].thermalTime = globals->getThermalTime();
923 >    } else {
924 >      info[i].thermalTime = globals->getRunTime();
925 >    }
926 >
927 >    info[i].resetIntegrator = 0;
928 >    if( globals->haveResetTime() ){
929 >      info[i].resetTime = globals->getResetTime();
930 >      info[i].resetIntegrator = 1;
931 >    }
932 >
933 >    // check for the temperature set flag
934 >    
935 >    if (globals->haveTempSet())
936 >      info[i].setTemp = globals->getTempSet();
937 >
938 >    // check for the extended State init
939 >
940 >    info[i].useInitXSstate = globals->getUseInitXSstate();
941 >    info[i].orthoTolerance = globals->getOrthoBoxTolerance();
942 >    
943 >  }
944 >  
945 >  //setup seed for random number generator
946 >  int seedValue;
947 >
948 >  if (globals->haveSeed()){
949 >    seedValue = globals->getSeed();
950 >
951 >    if(seedValue / 1E9 == 0){
952 >      sprintf(painCave.errMsg,
953 >              "Seed for sprng library should contain at least 9 digits\n"
954 >              "OOPSE will generate a seed for user\n");
955 >      painCave.isFatal = 0;
956 >      simError();
957 >
958 >      //using seed generated by system instead of invalid seed set by user
959 > #ifndef IS_MPI
960 >      seedValue = make_sprng_seed();
961 > #else
962 >      if (worldRank == 0){
963 >        seedValue = make_sprng_seed();
964 >      }
965 >      MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
966 > #endif      
967 >    }
968 >  }//end of if branch of globals->haveSeed()
969 >  else{
970 >    
971 > #ifndef IS_MPI
972 >    seedValue = make_sprng_seed();
973 > #else
974 >    if (worldRank == 0){
975 >      seedValue = make_sprng_seed();
976 >    }
977 >    MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
978 > #endif
979 >  }//end of globals->haveSeed()
980 >
981 >  for (int i = 0; i < nInfo; i++){
982 >    info[i].setSeed(seedValue);
983 >  }
984 >  
985 > #ifdef IS_MPI
986 >  strcpy(checkPointMsg, "Successfully gathered all information from Bass\n");
987 >  MPIcheckPoint();
988 > #endif // is_mpi
989 > }
990 >
991 >
992 > void SimSetup::finalInfoCheck(void){
993 >  int index;
994 >  int usesDipoles;
995 >  int usesCharges;
996 >  int i;
997 >
998 >  for (i = 0; i < nInfo; i++){
999 >    // check electrostatic parameters
1000 >
1001 >    index = 0;
1002 >    usesDipoles = 0;
1003 >    while ((index < info[i].n_atoms) && !usesDipoles){
1004 >      usesDipoles = (info[i].atoms[index])->hasDipole();
1005 >      index++;
1006 >    }
1007 >    index = 0;
1008 >    usesCharges = 0;
1009 >    while ((index < info[i].n_atoms) && !usesCharges){
1010 >      usesCharges= (info[i].atoms[index])->hasCharge();
1011 >      index++;
1012 >    }
1013 > #ifdef IS_MPI
1014 >    int myUse = usesDipoles;
1015 >    MPI_Allreduce(&myUse, &usesDipoles, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
1016 > #endif //is_mpi
1017 >
1018 >    double theRcut, theRsw;
1019 >
1020 >    if (globals->getUseRF()){
1021 >      info[i].useReactionField = 1;
1022 >
1023 >      if (!globals->haveRcut()){
1024 >        sprintf(painCave.errMsg,
1025 >                "SimSetup Warning: No value was set for the cutoffRadius.\n"
1026 >                "\tOOPSE will use a default value of 15.0 angstroms"
1027 >                "\tfor the cutoffRadius.\n");
1028 >        painCave.isFatal = 0;
1029 >        simError();
1030 >        theRcut = 15.0;
1031 >      }
1032 >      else{
1033 >        theRcut = globals->getRcut();
1034 >      }
1035 >
1036 >      if (!globals->haveRsw()){
1037 >        sprintf(painCave.errMsg,
1038 >                "SimSetup Warning: No value was set for switchingRadius.\n"
1039 >                "\tOOPSE will use a default value of\n"
1040 >                "\t0.95 * cutoffRadius for the switchingRadius\n");
1041 >        painCave.isFatal = 0;
1042 >        simError();
1043 >        theRsw = 0.95 * theRcut;
1044 >      }
1045 >      else{
1046 >        theRsw = globals->getRsw();
1047 >      }
1048 >
1049 >      info[i].setDefaultRcut(theRcut, theRsw);
1050 >
1051 >      if (!globals->haveDielectric()){
1052 >        sprintf(painCave.errMsg,
1053 >                "SimSetup Error: No Dielectric constant was set.\n"
1054 >                "\tYou are trying to use Reaction Field without"
1055 >                "\tsetting a dielectric constant!\n");
1056 >        painCave.isFatal = 1;
1057 >        simError();
1058 >      }
1059 >      info[i].dielectric = globals->getDielectric();
1060 >    }
1061 >    else{
1062 >      if (usesDipoles || usesCharges){
1063 >
1064 >        if (!globals->haveRcut()){
1065 >          sprintf(painCave.errMsg,
1066 >                  "SimSetup Warning: No value was set for the cutoffRadius.\n"
1067 >                  "\tOOPSE will use a default value of 15.0 angstroms"
1068 >                  "\tfor the cutoffRadius.\n");
1069 >          painCave.isFatal = 0;
1070 >          simError();
1071 >          theRcut = 15.0;
1072 >      }
1073 >        else{
1074 >          theRcut = globals->getRcut();
1075 >        }
1076 >        
1077 >        if (!globals->haveRsw()){
1078 >          sprintf(painCave.errMsg,
1079 >                  "SimSetup Warning: No value was set for switchingRadius.\n"
1080 >                  "\tOOPSE will use a default value of\n"
1081 >                  "\t0.95 * cutoffRadius for the switchingRadius\n");
1082 >          painCave.isFatal = 0;
1083 >          simError();
1084 >          theRsw = 0.95 * theRcut;
1085 >        }
1086 >        else{
1087 >          theRsw = globals->getRsw();
1088 >        }
1089 >        
1090 >        info[i].setDefaultRcut(theRcut, theRsw);
1091 >        
1092 >      }
1093 >    }
1094 >  }
1095 > #ifdef IS_MPI
1096 >  strcpy(checkPointMsg, "post processing checks out");
1097 >  MPIcheckPoint();
1098 > #endif // is_mpi
1099 > }
1100 >  
1101 > void SimSetup::initSystemCoords(void){
1102 >  int i;
1103 >
1104 >  char* inName;
1105 >
1106 >  (info[0].getConfiguration())->createArrays(info[0].n_atoms);
1107 >
1108 >  for (i = 0; i < info[0].n_atoms; i++)
1109 >    info[0].atoms[i]->setCoords();
1110 >
1111 >  if (globals->haveInitialConfig()){
1112 >    InitializeFromFile* fileInit;
1113 > #ifdef IS_MPI // is_mpi
1114 >    if (worldRank == 0){
1115 > #endif //is_mpi
1116 >      inName = globals->getInitialConfig();
1117 >      fileInit = new InitializeFromFile(inName);
1118 > #ifdef IS_MPI
1119 >    }
1120 >    else
1121 >      fileInit = new InitializeFromFile(NULL);
1122 > #endif
1123 >    fileInit->readInit(info); // default velocities on
1124 >
1125 >    delete fileInit;
1126 >  }
1127 >  else{
1128 >    
1129 >    // no init from bass
1130 >    
1131 >    sprintf(painCave.errMsg,
1132 >            "Cannot intialize a simulation without an initial configuration file.\n");
1133 >    painCave.isFatal = 1;;
1134 >    simError();
1135 >    
1136 >  }
1137 >
1138 > #ifdef IS_MPI
1139 >  strcpy(checkPointMsg, "Successfully read in the initial configuration");
1140 >  MPIcheckPoint();
1141 > #endif // is_mpi
1142 > }
1143 >
1144 >
1145 > void SimSetup::makeOutNames(void){
1146 >  int k;
1147 >
1148 >
1149 >  for (k = 0; k < nInfo; k++){
1150 > #ifdef IS_MPI
1151 >    if (worldRank == 0){
1152 > #endif // is_mpi
1153 >
1154 >      if (globals->haveFinalConfig()){
1155 >        strcpy(info[k].finalName, globals->getFinalConfig());
1156 >      }
1157 >      else{
1158 >        strcpy(info[k].finalName, inFileName);
1159 >        char* endTest;
1160 >        int nameLength = strlen(info[k].finalName);
1161 >        endTest = &(info[k].finalName[nameLength - 5]);
1162 >        if (!strcmp(endTest, ".bass")){
1163 >          strcpy(endTest, ".eor");
1164 >        }
1165 >        else if (!strcmp(endTest, ".BASS")){
1166 >          strcpy(endTest, ".eor");
1167 >        }
1168 >        else{
1169 >          endTest = &(info[k].finalName[nameLength - 4]);
1170 >          if (!strcmp(endTest, ".bss")){
1171 >            strcpy(endTest, ".eor");
1172 >          }
1173 >          else if (!strcmp(endTest, ".mdl")){
1174 >            strcpy(endTest, ".eor");
1175 >          }
1176 >          else{
1177 >            strcat(info[k].finalName, ".eor");
1178 >          }
1179 >        }
1180 >      }
1181 >
1182 >      // make the sample and status out names
1183 >
1184 >      strcpy(info[k].sampleName, inFileName);
1185 >      char* endTest;
1186 >      int nameLength = strlen(info[k].sampleName);
1187 >      endTest = &(info[k].sampleName[nameLength - 5]);
1188 >      if (!strcmp(endTest, ".bass")){
1189 >        strcpy(endTest, ".dump");
1190 >      }
1191 >      else if (!strcmp(endTest, ".BASS")){
1192 >        strcpy(endTest, ".dump");
1193 >      }
1194 >      else{
1195 >        endTest = &(info[k].sampleName[nameLength - 4]);
1196 >        if (!strcmp(endTest, ".bss")){
1197 >          strcpy(endTest, ".dump");
1198 >        }
1199 >        else if (!strcmp(endTest, ".mdl")){
1200 >          strcpy(endTest, ".dump");
1201 >        }
1202 >        else{
1203 >          strcat(info[k].sampleName, ".dump");
1204 >        }
1205 >      }
1206 >
1207 >      strcpy(info[k].statusName, inFileName);
1208 >      nameLength = strlen(info[k].statusName);
1209 >      endTest = &(info[k].statusName[nameLength - 5]);
1210 >      if (!strcmp(endTest, ".bass")){
1211 >        strcpy(endTest, ".stat");
1212 >      }
1213 >      else if (!strcmp(endTest, ".BASS")){
1214 >        strcpy(endTest, ".stat");
1215 >      }
1216 >      else{
1217 >        endTest = &(info[k].statusName[nameLength - 4]);
1218 >        if (!strcmp(endTest, ".bss")){
1219 >          strcpy(endTest, ".stat");
1220 >        }
1221 >        else if (!strcmp(endTest, ".mdl")){
1222 >          strcpy(endTest, ".stat");
1223 >        }
1224 >        else{
1225 >          strcat(info[k].statusName, ".stat");
1226 >        }
1227 >      }
1228 >
1229 > #ifdef IS_MPI
1230 >
1231 >    }
1232 > #endif // is_mpi
1233 >  }
1234 > }
1235 >
1236 >
1237 > void SimSetup::sysObjectsCreation(void){
1238 >  int i, k;
1239 >
1240 >  // create the forceField
1241 >
1242 >  createFF();
1243 >
1244 >  // extract componentList
1245 >
1246 >  compList();
1247 >
1248 >  // calc the number of atoms, bond, bends, and torsions
1249 >
1250 >  calcSysValues();
1251 >
1252 > #ifdef IS_MPI
1253 >  // divide the molecules among the processors
1254 >
1255 >  mpiMolDivide();
1256 > #endif //is_mpi
1257 >
1258 >  // create the atom and SRI arrays. Also initialize Molecule Stamp ID's
1259 >
1260 >  makeSysArrays();
1261 >
1262 >  // make and initialize the molecules (all but atomic coordinates)
1263 >
1264 >  makeMolecules();
1265 >
1266 >  for (k = 0; k < nInfo; k++){
1267 >    info[k].identArray = new int[info[k].n_atoms];
1268 >    for (i = 0; i < info[k].n_atoms; i++){
1269 >      info[k].identArray[i] = info[k].atoms[i]->getIdent();
1270 >    }
1271 >  }
1272 > }
1273 >
1274 >
1275 > void SimSetup::createFF(void){
1276 >  switch (ffCase){
1277 >    case FF_DUFF:
1278 >      the_ff = new DUFF();
1279 >      break;
1280 >
1281 >    case FF_LJ:
1282 >      the_ff = new LJFF();
1283 >      break;
1284 >
1285 >    case FF_EAM:
1286 >      the_ff = new EAM_FF();
1287 >      break;
1288 >
1289 >    case FF_H2O:
1290 >      the_ff = new WATER();
1291 >      break;
1292 >
1293 >    default:
1294 >      sprintf(painCave.errMsg,
1295 >              "SimSetup Error. Unrecognized force field in case statement.\n");
1296 >      painCave.isFatal = 1;
1297 >      simError();
1298 >  }
1299 >
1300 > #ifdef IS_MPI
1301 >  strcpy(checkPointMsg, "ForceField creation successful");
1302 >  MPIcheckPoint();
1303 > #endif // is_mpi
1304 > }
1305 >
1306 >
1307 > void SimSetup::compList(void){
1308 >  int i;
1309 >  char* id;
1310 >  LinkedMolStamp* headStamp = new LinkedMolStamp();
1311 >  LinkedMolStamp* currentStamp = NULL;
1312 >  comp_stamps = new MoleculeStamp * [n_components];
1313 >  bool haveCutoffGroups;
1314 >
1315 >  haveCutoffGroups = false;
1316 >  
1317 >  // make an array of molecule stamps that match the components used.
1318 >  // also extract the used stamps out into a separate linked list
1319 >
1320 >  for (i = 0; i < nInfo; i++){
1321 >    info[i].nComponents = n_components;
1322 >    info[i].componentsNmol = components_nmol;
1323 >    info[i].compStamps = comp_stamps;
1324 >    info[i].headStamp = headStamp;
1325 >  }
1326 >
1327 >
1328 >  for (i = 0; i < n_components; i++){
1329 >    id = the_components[i]->getType();
1330 >    comp_stamps[i] = NULL;
1331 >
1332 >    // check to make sure the component isn't already in the list
1333 >
1334 >    comp_stamps[i] = headStamp->match(id);
1335 >    if (comp_stamps[i] == NULL){
1336 >      // extract the component from the list;
1337 >
1338 >      currentStamp = stamps->extractMolStamp(id);
1339 >      if (currentStamp == NULL){
1340 >        sprintf(painCave.errMsg,
1341 >                "SimSetup error: Component \"%s\" was not found in the "
1342 >                "list of declared molecules\n",
1343 >                id);
1344 >        painCave.isFatal = 1;
1345 >        simError();
1346 >      }
1347 >
1348 >      headStamp->add(currentStamp);
1349 >      comp_stamps[i] = headStamp->match(id);
1350 >    }
1351 >
1352 >    if(comp_stamps[i]->getNCutoffGroups() > 0)
1353 >      haveCutoffGroups = true;    
1354 >  }
1355 >    
1356 >  for (i = 0; i < nInfo; i++)
1357 >    info[i].haveCutoffGroups = haveCutoffGroups;
1358 >
1359 > #ifdef IS_MPI
1360 >  strcpy(checkPointMsg, "Component stamps successfully extracted\n");
1361 >  MPIcheckPoint();
1362 > #endif // is_mpi
1363 > }
1364 >
1365 > void SimSetup::calcSysValues(void){
1366 >  int i;
1367 >
1368 >  int* molMembershipArray;
1369 >
1370 >  tot_atoms = 0;
1371 >  tot_bonds = 0;
1372 >  tot_bends = 0;
1373 >  tot_torsions = 0;
1374 >  tot_rigid = 0;
1375 >  for (i = 0; i < n_components; i++){
1376 >    tot_atoms += components_nmol[i] * comp_stamps[i]->getNAtoms();
1377 >    tot_bonds += components_nmol[i] * comp_stamps[i]->getNBonds();
1378 >    tot_bends += components_nmol[i] * comp_stamps[i]->getNBends();
1379 >    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
1380 >    tot_rigid += components_nmol[i] * comp_stamps[i]->getNRigidBodies();
1381 >  }
1382 >  
1383 >  tot_SRI = tot_bonds + tot_bends + tot_torsions;
1384 >  molMembershipArray = new int[tot_atoms];
1385 >
1386 >  for (i = 0; i < nInfo; i++){
1387 >    info[i].n_atoms = tot_atoms;
1388 >    info[i].n_bonds = tot_bonds;
1389 >    info[i].n_bends = tot_bends;
1390 >    info[i].n_torsions = tot_torsions;
1391 >    info[i].n_SRI = tot_SRI;
1392 >    info[i].n_mol = tot_nmol;
1393 >
1394 >    info[i].molMembershipArray = molMembershipArray;
1395 >  }
1396 > }
1397 >
1398 > #ifdef IS_MPI
1399 >
1400 > void SimSetup::mpiMolDivide(void){
1401 >  int i, j, k;
1402 >  int localMol, allMol;
1403 >  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
1404 >  int local_rigid;
1405 >  vector<int> globalMolIndex;
1406 >
1407 >  mpiSim = new mpiSimulation(info);
1408 >
1409 >  mpiSim->divideLabor();
1410 >  globalAtomIndex = mpiSim->getGlobalAtomIndex();
1411 >  //globalMolIndex = mpiSim->getGlobalMolIndex();
1412 >
1413 >  // set up the local variables
1414 >
1415 >  mol2proc = mpiSim->getMolToProcMap();
1416 >  molCompType = mpiSim->getMolComponentType();
1417 >
1418 >  allMol = 0;
1419 >  localMol = 0;
1420 >  local_atoms = 0;
1421 >  local_bonds = 0;
1422 >  local_bends = 0;
1423 >  local_torsions = 0;
1424 >  local_rigid = 0;
1425 >  globalAtomCounter = 0;
1426 >
1427 >  for (i = 0; i < n_components; i++){
1428 >    for (j = 0; j < components_nmol[i]; j++){
1429 >      if (mol2proc[allMol] == worldRank){
1430 >        local_atoms += comp_stamps[i]->getNAtoms();
1431 >        local_bonds += comp_stamps[i]->getNBonds();
1432 >        local_bends += comp_stamps[i]->getNBends();
1433 >        local_torsions += comp_stamps[i]->getNTorsions();
1434 >        local_rigid += comp_stamps[i]->getNRigidBodies();
1435 >        localMol++;
1436 >      }      
1437 >      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1438 >        info[0].molMembershipArray[globalAtomCounter] = allMol;
1439 >        globalAtomCounter++;
1440 >      }
1441 >
1442 >      allMol++;
1443 >    }
1444 >  }
1445 >  local_SRI = local_bonds + local_bends + local_torsions;
1446 >
1447 >  info[0].n_atoms = mpiSim->getMyNlocal();  
1448 >  
1449 >
1450 >  if (local_atoms != info[0].n_atoms){
1451 >    sprintf(painCave.errMsg,
1452 >            "SimSetup error: mpiSim's localAtom (%d) and SimSetup's\n"
1453 >            "\tlocalAtom (%d) are not equal.\n",
1454 >            info[0].n_atoms, local_atoms);
1455 >    painCave.isFatal = 1;
1456 >    simError();
1457 >  }
1458 >
1459 >  info[0].n_bonds = local_bonds;
1460 >  info[0].n_bends = local_bends;
1461 >  info[0].n_torsions = local_torsions;
1462 >  info[0].n_SRI = local_SRI;
1463 >  info[0].n_mol = localMol;
1464 >
1465 >  strcpy(checkPointMsg, "Passed nlocal consistency check.");
1466 >  MPIcheckPoint();
1467 > }
1468 >
1469 > #endif // is_mpi
1470 >
1471 >
1472 > void SimSetup::makeSysArrays(void){
1473 >
1474 > #ifndef IS_MPI
1475 >  int k, j;
1476 > #endif // is_mpi
1477 >  int i, l;
1478 >
1479 >  Atom** the_atoms;
1480 >  Molecule* the_molecules;
1481 >
1482 >  for (l = 0; l < nInfo; l++){
1483 >    // create the atom and short range interaction arrays
1484 >
1485 >    the_atoms = new Atom * [info[l].n_atoms];
1486 >    the_molecules = new Molecule[info[l].n_mol];
1487 >    int molIndex;
1488 >
1489 >    // initialize the molecule's stampID's
1490 >
1491 > #ifdef IS_MPI
1492 >
1493 >
1494 >    molIndex = 0;
1495 >    for (i = 0; i < mpiSim->getTotNmol(); i++){
1496 >      if (mol2proc[i] == worldRank){
1497 >        the_molecules[molIndex].setStampID(molCompType[i]);
1498 >        the_molecules[molIndex].setMyIndex(molIndex);
1499 >        the_molecules[molIndex].setGlobalIndex(i);
1500 >        molIndex++;
1501 >      }
1502 >    }
1503 >
1504 > #else // is_mpi
1505 >
1506 >    molIndex = 0;
1507 >    globalAtomCounter = 0;
1508 >    for (i = 0; i < n_components; i++){
1509 >      for (j = 0; j < components_nmol[i]; j++){
1510 >        the_molecules[molIndex].setStampID(i);
1511 >        the_molecules[molIndex].setMyIndex(molIndex);
1512 >        the_molecules[molIndex].setGlobalIndex(molIndex);
1513 >        for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1514 >          info[l].molMembershipArray[globalAtomCounter] = molIndex;
1515 >          globalAtomCounter++;
1516 >        }
1517 >        molIndex++;
1518 >      }
1519 >    }
1520 >
1521 >
1522 > #endif // is_mpi
1523 >
1524 >    info[l].globalExcludes = new int;
1525 >    info[l].globalExcludes[0] = 0;
1526 >    
1527 >    // set the arrays into the SimInfo object
1528 >
1529 >    info[l].atoms = the_atoms;
1530 >    info[l].molecules = the_molecules;
1531 >    info[l].nGlobalExcludes = 0;
1532 >    
1533 >    the_ff->setSimInfo(info);
1534    }
1535   }
1536 +
1537 + void SimSetup::makeIntegrator(void){
1538 +  int k;
1539 +
1540 +  NVE<RealIntegrator>* myNVE = NULL;
1541 +  NVT<RealIntegrator>* myNVT = NULL;
1542 +  NPTi<NPT<RealIntegrator> >* myNPTi = NULL;
1543 +  NPTf<NPT<RealIntegrator> >* myNPTf = NULL;
1544 +  NPTxyz<NPT<RealIntegrator> >* myNPTxyz = NULL;
1545 +  
1546 +  for (k = 0; k < nInfo; k++){
1547 +    switch (ensembleCase){
1548 +      case NVE_ENS:
1549 +        if (globals->haveZconstraints()){
1550 +          setupZConstraint(info[k]);
1551 +          myNVE = new ZConstraint<NVE<RealIntegrator> >(&(info[k]), the_ff);
1552 +        }
1553 +        else{
1554 +          myNVE = new NVE<RealIntegrator>(&(info[k]), the_ff);
1555 +        }
1556 +        
1557 +        info->the_integrator = myNVE;
1558 +        break;
1559 +
1560 +      case NVT_ENS:
1561 +        if (globals->haveZconstraints()){
1562 +          setupZConstraint(info[k]);
1563 +          myNVT = new ZConstraint<NVT<RealIntegrator> >(&(info[k]), the_ff);
1564 +        }
1565 +        else
1566 +          myNVT = new NVT<RealIntegrator>(&(info[k]), the_ff);
1567 +
1568 +        myNVT->setTargetTemp(globals->getTargetTemp());
1569 +
1570 +        if (globals->haveTauThermostat())
1571 +          myNVT->setTauThermostat(globals->getTauThermostat());
1572 +        else{
1573 +          sprintf(painCave.errMsg,
1574 +                  "SimSetup error: If you use the NVT\n"
1575 +                  "\tensemble, you must set tauThermostat.\n");
1576 +          painCave.isFatal = 1;
1577 +          simError();
1578 +        }
1579 +
1580 +        info->the_integrator = myNVT;
1581 +        break;
1582 +
1583 +      case NPTi_ENS:
1584 +        if (globals->haveZconstraints()){
1585 +          setupZConstraint(info[k]);
1586 +          myNPTi = new ZConstraint<NPTi<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1587 +        }
1588 +        else
1589 +          myNPTi = new NPTi<NPT<RealIntegrator> >(&(info[k]), the_ff);
1590 +
1591 +        myNPTi->setTargetTemp(globals->getTargetTemp());
1592 +
1593 +        if (globals->haveTargetPressure())
1594 +          myNPTi->setTargetPressure(globals->getTargetPressure());
1595 +        else{
1596 +          sprintf(painCave.errMsg,
1597 +                  "SimSetup error: If you use a constant pressure\n"
1598 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1599 +          painCave.isFatal = 1;
1600 +          simError();
1601 +        }
1602 +
1603 +        if (globals->haveTauThermostat())
1604 +          myNPTi->setTauThermostat(globals->getTauThermostat());
1605 +        else{
1606 +          sprintf(painCave.errMsg,
1607 +                  "SimSetup error: If you use an NPT\n"
1608 +                  "\tensemble, you must set tauThermostat.\n");
1609 +          painCave.isFatal = 1;
1610 +          simError();
1611 +        }
1612 +
1613 +        if (globals->haveTauBarostat())
1614 +          myNPTi->setTauBarostat(globals->getTauBarostat());
1615 +        else{
1616 +          sprintf(painCave.errMsg,
1617 +                  "SimSetup error: If you use an NPT\n"
1618 +                  "\tensemble, you must set tauBarostat.\n");
1619 +          painCave.isFatal = 1;
1620 +          simError();
1621 +        }
1622 +
1623 +        info->the_integrator = myNPTi;
1624 +        break;
1625 +
1626 +      case NPTf_ENS:
1627 +        if (globals->haveZconstraints()){
1628 +          setupZConstraint(info[k]);
1629 +          myNPTf = new ZConstraint<NPTf<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1630 +        }
1631 +        else
1632 +          myNPTf = new NPTf<NPT <RealIntegrator> >(&(info[k]), the_ff);
1633 +
1634 +        myNPTf->setTargetTemp(globals->getTargetTemp());
1635 +
1636 +        if (globals->haveTargetPressure())
1637 +          myNPTf->setTargetPressure(globals->getTargetPressure());
1638 +        else{
1639 +          sprintf(painCave.errMsg,
1640 +                  "SimSetup error: If you use a constant pressure\n"
1641 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1642 +          painCave.isFatal = 1;
1643 +          simError();
1644 +        }    
1645 +
1646 +        if (globals->haveTauThermostat())
1647 +          myNPTf->setTauThermostat(globals->getTauThermostat());
1648 +
1649 +        else{
1650 +          sprintf(painCave.errMsg,
1651 +                  "SimSetup error: If you use an NPT\n"
1652 +                  "\tensemble, you must set tauThermostat.\n");
1653 +          painCave.isFatal = 1;
1654 +          simError();
1655 +        }
1656 +
1657 +        if (globals->haveTauBarostat())
1658 +          myNPTf->setTauBarostat(globals->getTauBarostat());
1659 +
1660 +        else{
1661 +          sprintf(painCave.errMsg,
1662 +                  "SimSetup error: If you use an NPT\n"
1663 +                  "\tensemble, you must set tauBarostat.\n");
1664 +          painCave.isFatal = 1;
1665 +          simError();
1666 +        }
1667 +
1668 +        info->the_integrator = myNPTf;
1669 +        break;
1670 +
1671 +      case NPTxyz_ENS:
1672 +        if (globals->haveZconstraints()){
1673 +          setupZConstraint(info[k]);
1674 +          myNPTxyz = new ZConstraint<NPTxyz<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1675 +        }
1676 +        else
1677 +          myNPTxyz = new NPTxyz<NPT <RealIntegrator> >(&(info[k]), the_ff);
1678 +
1679 +        myNPTxyz->setTargetTemp(globals->getTargetTemp());
1680 +
1681 +        if (globals->haveTargetPressure())
1682 +          myNPTxyz->setTargetPressure(globals->getTargetPressure());
1683 +        else{
1684 +          sprintf(painCave.errMsg,
1685 +                  "SimSetup error: If you use a constant pressure\n"
1686 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1687 +          painCave.isFatal = 1;
1688 +          simError();
1689 +        }    
1690 +
1691 +        if (globals->haveTauThermostat())
1692 +          myNPTxyz->setTauThermostat(globals->getTauThermostat());
1693 +        else{
1694 +          sprintf(painCave.errMsg,
1695 +                  "SimSetup error: If you use an NPT\n"
1696 +                  "\tensemble, you must set tauThermostat.\n");
1697 +          painCave.isFatal = 1;
1698 +          simError();
1699 +        }
1700 +
1701 +        if (globals->haveTauBarostat())
1702 +          myNPTxyz->setTauBarostat(globals->getTauBarostat());
1703 +        else{
1704 +          sprintf(painCave.errMsg,
1705 +                  "SimSetup error: If you use an NPT\n"
1706 +                  "\tensemble, you must set tauBarostat.\n");
1707 +          painCave.isFatal = 1;
1708 +          simError();
1709 +        }
1710 +
1711 +        info->the_integrator = myNPTxyz;
1712 +        break;
1713 +
1714 +      default:
1715 +        sprintf(painCave.errMsg,
1716 +                "SimSetup Error. Unrecognized ensemble in case statement.\n");
1717 +        painCave.isFatal = 1;
1718 +        simError();
1719 +    }
1720 +  }
1721 + }
1722 +
1723 + void SimSetup::initFortran(void){
1724 +  info[0].refreshSim();
1725 +
1726 +  if (!strcmp(info[0].mixingRule, "standard")){
1727 +    the_ff->initForceField(LB_MIXING_RULE);
1728 +  }
1729 +  else if (!strcmp(info[0].mixingRule, "explicit")){
1730 +    the_ff->initForceField(EXPLICIT_MIXING_RULE);
1731 +  }
1732 +  else{
1733 +    sprintf(painCave.errMsg, "SimSetup Error: unknown mixing rule -> \"%s\"\n",
1734 +            info[0].mixingRule);
1735 +    painCave.isFatal = 1;
1736 +    simError();
1737 +  }
1738 +
1739 +
1740 + #ifdef IS_MPI
1741 +  strcpy(checkPointMsg, "Successfully intialized the mixingRule for Fortran.");
1742 +  MPIcheckPoint();
1743 + #endif // is_mpi
1744 + }
1745 +
1746 + void SimSetup::setupZConstraint(SimInfo& theInfo){
1747 +  int nZConstraints;
1748 +  ZconStamp** zconStamp;
1749 +
1750 +  if (globals->haveZconstraintTime()){
1751 +    //add sample time of z-constraint  into SimInfo's property list                    
1752 +    DoubleData* zconsTimeProp = new DoubleData();
1753 +    zconsTimeProp->setID(ZCONSTIME_ID);
1754 +    zconsTimeProp->setData(globals->getZconsTime());
1755 +    theInfo.addProperty(zconsTimeProp);
1756 +  }
1757 +  else{
1758 +    sprintf(painCave.errMsg,
1759 +            "ZConstraint error: If you use a ZConstraint,\n"
1760 +            "\tyou must set zconsTime.\n");
1761 +    painCave.isFatal = 1;
1762 +    simError();
1763 +  }
1764 +
1765 +  //push zconsTol into siminfo, if user does not specify
1766 +  //value for zconsTol, a default value will be used
1767 +  DoubleData* zconsTol = new DoubleData();
1768 +  zconsTol->setID(ZCONSTOL_ID);
1769 +  if (globals->haveZconsTol()){
1770 +    zconsTol->setData(globals->getZconsTol());
1771 +  }
1772 +  else{
1773 +    double defaultZConsTol = 0.01;
1774 +    sprintf(painCave.errMsg,
1775 +            "ZConstraint Warning: Tolerance for z-constraint method is not specified.\n"
1776 +            "\tOOPSE will use a default value of %f.\n"
1777 +            "\tTo set the tolerance, use the zconsTol variable.\n",
1778 +            defaultZConsTol);
1779 +    painCave.isFatal = 0;
1780 +    simError();      
1781 +
1782 +    zconsTol->setData(defaultZConsTol);
1783 +  }
1784 +  theInfo.addProperty(zconsTol);
1785 +
1786 +  //set Force Subtraction Policy
1787 +  StringData* zconsForcePolicy = new StringData();
1788 +  zconsForcePolicy->setID(ZCONSFORCEPOLICY_ID);
1789 +
1790 +  if (globals->haveZconsForcePolicy()){
1791 +    zconsForcePolicy->setData(globals->getZconsForcePolicy());
1792 +  }
1793 +  else{
1794 +    sprintf(painCave.errMsg,
1795 +            "ZConstraint Warning: No force subtraction policy was set.\n"
1796 +            "\tOOPSE will use PolicyByMass.\n"
1797 +            "\tTo set the policy, use the zconsForcePolicy variable.\n");
1798 +    painCave.isFatal = 0;
1799 +    simError();
1800 +    zconsForcePolicy->setData("BYMASS");
1801 +  }
1802 +
1803 +  theInfo.addProperty(zconsForcePolicy);
1804 +
1805 +  //set zcons gap
1806 +  DoubleData* zconsGap = new DoubleData();
1807 +  zconsGap->setID(ZCONSGAP_ID);
1808 +
1809 +  if (globals->haveZConsGap()){
1810 +    zconsGap->setData(globals->getZconsGap());
1811 +    theInfo.addProperty(zconsGap);  
1812 +  }
1813 +
1814 +  //set zcons fixtime
1815 +  DoubleData* zconsFixtime = new DoubleData();
1816 +  zconsFixtime->setID(ZCONSFIXTIME_ID);
1817 +
1818 +  if (globals->haveZConsFixTime()){
1819 +    zconsFixtime->setData(globals->getZconsFixtime());
1820 +    theInfo.addProperty(zconsFixtime);  
1821 +  }
1822 +
1823 +  //set zconsUsingSMD
1824 +  IntData* zconsUsingSMD = new IntData();
1825 +  zconsUsingSMD->setID(ZCONSUSINGSMD_ID);
1826 +
1827 +  if (globals->haveZConsUsingSMD()){
1828 +    zconsUsingSMD->setData(globals->getZconsUsingSMD());
1829 +    theInfo.addProperty(zconsUsingSMD);  
1830 +  }
1831 +
1832 +  //Determine the name of ouput file and add it into SimInfo's property list
1833 +  //Be careful, do not use inFileName, since it is a pointer which
1834 +  //point to a string at master node, and slave nodes do not contain that string
1835 +
1836 +  string zconsOutput(theInfo.finalName);
1837 +
1838 +  zconsOutput = zconsOutput.substr(0, zconsOutput.rfind(".")) + ".fz";
1839 +
1840 +  StringData* zconsFilename = new StringData();
1841 +  zconsFilename->setID(ZCONSFILENAME_ID);
1842 +  zconsFilename->setData(zconsOutput);
1843 +
1844 +  theInfo.addProperty(zconsFilename);
1845 +
1846 +  //setup index, pos and other parameters of z-constraint molecules
1847 +  nZConstraints = globals->getNzConstraints();
1848 +  theInfo.nZconstraints = nZConstraints;
1849 +
1850 +  zconStamp = globals->getZconStamp();
1851 +  ZConsParaItem tempParaItem;
1852 +
1853 +  ZConsParaData* zconsParaData = new ZConsParaData();
1854 +  zconsParaData->setID(ZCONSPARADATA_ID);
1855 +
1856 +  for (int i = 0; i < nZConstraints; i++){
1857 +    tempParaItem.havingZPos = zconStamp[i]->haveZpos();
1858 +    tempParaItem.zPos = zconStamp[i]->getZpos();
1859 +    tempParaItem.zconsIndex = zconStamp[i]->getMolIndex();
1860 +    tempParaItem.kRatio = zconStamp[i]->getKratio();
1861 +    tempParaItem.havingCantVel = zconStamp[i]->haveCantVel();
1862 +    tempParaItem.cantVel = zconStamp[i]->getCantVel();    
1863 +    zconsParaData->addItem(tempParaItem);
1864 +  }
1865 +
1866 +  //check the uniqueness of index  
1867 +  if(!zconsParaData->isIndexUnique()){
1868 +    sprintf(painCave.errMsg,
1869 +            "ZConstraint Error: molIndex is not unique!\n");
1870 +    painCave.isFatal = 1;
1871 +    simError();
1872 +  }
1873 +
1874 +  //sort the parameters by index of molecules
1875 +  zconsParaData->sortByIndex();
1876 +  
1877 +  //push data into siminfo, therefore, we can retrieve later
1878 +  theInfo.addProperty(zconsParaData);
1879 + }
1880 +
1881 + void SimSetup::makeMinimizer(){
1882 +
1883 +  OOPSEMinimizer* myOOPSEMinimizer;
1884 +  MinimizerParameterSet* param;
1885 +  char minimizerName[100];
1886 +  
1887 +  for (int i = 0; i < nInfo; i++){
1888 +    
1889 +    //prepare parameter set for minimizer
1890 +    param = new MinimizerParameterSet();
1891 +    param->setDefaultParameter();
1892 +
1893 +    if (globals->haveMinimizer()){
1894 +      param->setFTol(globals->getMinFTol());
1895 +    }
1896 +
1897 +    if (globals->haveMinGTol()){
1898 +      param->setGTol(globals->getMinGTol());
1899 +    }
1900 +
1901 +    if (globals->haveMinMaxIter()){
1902 +      param->setMaxIteration(globals->getMinMaxIter());
1903 +    }
1904 +
1905 +    if (globals->haveMinWriteFrq()){
1906 +      param->setMaxIteration(globals->getMinMaxIter());
1907 +    }
1908 +
1909 +    if (globals->haveMinWriteFrq()){
1910 +      param->setWriteFrq(globals->getMinWriteFrq());
1911 +    }
1912 +    
1913 +    if (globals->haveMinStepSize()){
1914 +      param->setStepSize(globals->getMinStepSize());
1915 +    }
1916 +
1917 +    if (globals->haveMinLSMaxIter()){
1918 +      param->setLineSearchMaxIteration(globals->getMinLSMaxIter());
1919 +    }    
1920 +
1921 +    if (globals->haveMinLSTol()){
1922 +      param->setLineSearchTol(globals->getMinLSTol());
1923 +    }    
1924 +
1925 +    strcpy(minimizerName, globals->getMinimizer());
1926 +
1927 +    if (!strcasecmp(minimizerName, "CG")){
1928 +      myOOPSEMinimizer = new PRCGMinimizer(&(info[i]), the_ff, param);
1929 +    }
1930 +    else if (!strcasecmp(minimizerName, "SD")){
1931 +    //myOOPSEMinimizer = MinimizerFactory.creatMinimizer("", &(info[i]), the_ff, param);
1932 +      myOOPSEMinimizer = new SDMinimizer(&(info[i]), the_ff, param);
1933 +    }
1934 +    else{
1935 +          sprintf(painCave.errMsg,
1936 +                  "SimSetup error: Unrecognized Minimizer, use Conjugate Gradient \n");
1937 +          painCave.isFatal = 0;
1938 +          simError();
1939 +
1940 +      myOOPSEMinimizer = new PRCGMinimizer(&(info[i]), the_ff, param);          
1941 +    }
1942 +     info[i].the_integrator = myOOPSEMinimizer;
1943 +
1944 +     //store the minimizer into simInfo
1945 +     info[i].the_minimizer = myOOPSEMinimizer;
1946 +     info[i].has_minimizer = true;
1947 +  }
1948 +
1949 + }

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