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root/group/trunk/OOPSE/libmdtools/SimSetup.cpp
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Comparing trunk/OOPSE/libmdtools/SimSetup.cpp (file contents):
Revision 429 by mmeineke, Thu Mar 27 21:52:21 2003 UTC vs.
Revision 1139 by gezelter, Wed Apr 28 22:06:29 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 <  int i, j;
126 >  // gather all of the information from the Bass file
127  
128 <  // get the stamps and globals;
72 <  the_stamps = stamps;
73 <  the_globals = globals;
128 >  gatherInfo();
129  
130 <  // set the easy ones first
76 <  simnfo->target_temp = the_globals->getTargetTemp();
77 <  simnfo->dt = the_globals->getDt();
78 <  simnfo->run_time = the_globals->getRunTime();
130 >  // creation of complex system objects
131  
132 <  // get the ones we know are there, yet still may need some work.
81 <  n_components = the_globals->getNComponents();
82 <  strcpy( force_field, the_globals->getForceField() );
83 <  strcpy( ensemble, the_globals->getEnsemble() );
84 <  strcpy( simnfo->ensemble, ensemble );
132 >  sysObjectsCreation();
133  
134 <  strcpy( simnfo->mixingRule, the_globals->getMixingRule() );
87 <  simnfo->usePBC = the_globals->getPBC();
88 <          
134 >  // check on the post processing info
135  
136 +  finalInfoCheck();
137  
138 <  if( !strcmp( force_field, "TraPPE_Ex" ) ) the_ff = new TraPPE_ExFF();
92 <  else if( !strcmp( force_field, "LJ" ) ) the_ff = new LJ_FF();
93 <  else{
94 <    sprintf( painCave.errMsg,
95 <             "SimSetup Error. Unrecognized force field -> %s\n",
96 <             force_field );
97 <    painCave.isFatal = 1;
98 <    simError();
99 <  }
138 >  // initialize the system coordinates
139  
140 < #ifdef IS_MPI
141 <  strcpy( checkPointMsg, "ForceField creation successful" );
103 <  MPIcheckPoint();
104 < #endif // is_mpi
140 >  if ( !initSuspend ){
141 >    initSystemCoords();
142  
143 +    if( !(globals->getUseInitTime()) )
144 +      info[0].currentTime = 0.0;
145 +  }  
146 +
147 +  // make the output filenames
148 +
149 +  makeOutNames();
150    
151 + #ifdef IS_MPI
152 +  mpiSim->mpiRefresh();
153 + #endif
154  
155 <  // get the components and calculate the tot_nMol and indvidual n_mol
109 <  the_components = the_globals->getComponents();
110 <  components_nmol = new int[n_components];
111 <  comp_stamps = new MoleculeStamp*[n_components];
155 >  // initialize the Fortran
156  
157 <  if( !the_globals->haveNMol() ){
114 <    // we don't have the total number of molecules, so we assume it is
115 <    // given in each component
157 >  initFortran();
158  
159 <    tot_nmol = 0;
160 <    for( i=0; i<n_components; i++ ){
159 >  if (globals->haveMinimizer())
160 >    // make minimizer
161 >    makeMinimizer();
162 >  else
163 >    // make the integrator
164 >    makeIntegrator();
165  
166 <      if( !the_components[i]->haveNMol() ){
121 <        // we have a problem
122 <        sprintf( painCave.errMsg,
123 <                 "SimSetup Error. No global NMol or component NMol"
124 <                 " given. Cannot calculate the number of atoms.\n" );
125 <        painCave.isFatal = 1;
126 <        simError();
127 <      }
166 > }
167  
129      tot_nmol += the_components[i]->getNMol();
130      components_nmol[i] = the_components[i]->getNMol();
131    }
132  }
133  else{
134    sprintf( painCave.errMsg,
135             "SimSetup error.\n"
136             "\tSorry, the ability to specify total"
137             " nMols and then give molfractions in the components\n"
138             "\tis not currently supported."
139             " Please give nMol in the components.\n" );
140    painCave.isFatal = 1;
141    simError();
142    
143    
144    //     tot_nmol = the_globals->getNMol();
145    
146    //   //we have the total number of molecules, now we check for molfractions
147    //     for( i=0; i<n_components; i++ ){
148    
149    //       if( !the_components[i]->haveMolFraction() ){
150    
151    //  if( !the_components[i]->haveNMol() ){
152    //    //we have a problem
153    //    std::cerr << "SimSetup error. Neither molFraction nor "
154    //              << " nMol was given in component
155    
156  }
168  
169 < #ifdef IS_MPI
170 <  strcpy( checkPointMsg, "Have the number of components" );
171 <  MPIcheckPoint();
172 < #endif // is_mpi
169 > void SimSetup::makeMolecules(void){
170 >  int i, j, k;
171 >  int exI, exJ, exK, exL, slI, slJ;
172 >  int tempI, tempJ, tempK, tempL;
173 >  int molI;
174 >  int stampID, atomOffset, rbOffset;
175 >  molInit molInfo;
176 >  DirectionalAtom* dAtom;
177 >  RigidBody* myRB;
178 >  StuntDouble* mySD;
179 >  LinkedAssign* extras;
180 >  LinkedAssign* current_extra;
181 >  AtomStamp* currentAtom;
182 >  BondStamp* currentBond;
183 >  BendStamp* currentBend;
184 >  TorsionStamp* currentTorsion;
185 >  RigidBodyStamp* currentRigidBody;
186  
187 <  // make an array of molecule stamps that match the components used.
188 <  // also extract the used stamps out into a separate linked list
187 >  bond_pair* theBonds;
188 >  bend_set* theBends;
189 >  torsion_set* theTorsions;
190  
191 <  simnfo->nComponents = n_components;
167 <  simnfo->componentsNmol = components_nmol;
168 <  simnfo->compStamps = comp_stamps;
169 <  simnfo->headStamp = new LinkedMolStamp();
170 <  
171 <  char* id;
172 <  LinkedMolStamp* headStamp = simnfo->headStamp;
173 <  LinkedMolStamp* currentStamp = NULL;
174 <  for( i=0; i<n_components; i++ ){
191 >  set<int> skipList;
192  
193 <    id = the_components[i]->getType();
194 <    comp_stamps[i] = NULL;
195 <    
179 <    // check to make sure the component isn't already in the list
193 >  double phi, theta, psi;
194 >  char* molName;
195 >  char rbName[100];
196  
197 <    comp_stamps[i] = headStamp->match( id );
182 <    if( comp_stamps[i] == NULL ){
183 <      
184 <      // extract the component from the list;
185 <      
186 <      currentStamp = the_stamps->extractMolStamp( id );
187 <      if( currentStamp == NULL ){
188 <        sprintf( painCave.errMsg,
189 <                 "SimSetup error: Component \"%s\" was not found in the "
190 <                 "list of declared molecules\n",
191 <                 id );
192 <        painCave.isFatal = 1;
193 <        simError();
194 <      }
195 <      
196 <      headStamp->add( currentStamp );
197 <      comp_stamps[i] = headStamp->match( id );
198 <    }
199 <  }
197 >  //init the forceField paramters
198  
199 < #ifdef IS_MPI
202 <  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
203 <  MPIcheckPoint();
204 < #endif // is_mpi
205 <  
199 >  the_ff->readParams();
200  
201 +  // init the atoms
202  
203 +  int nMembers, nNew, rb1, rb2;
204  
205 <  // caclulate the number of atoms, bonds, bends and torsions
205 >  for (k = 0; k < nInfo; k++){
206 >    the_ff->setSimInfo(&(info[k]));
207  
208 <  tot_atoms = 0;
212 <  tot_bonds = 0;
213 <  tot_bends = 0;
214 <  tot_torsions = 0;
215 <  for( i=0; i<n_components; i++ ){
216 <    
217 <    tot_atoms +=    components_nmol[i] * comp_stamps[i]->getNAtoms();
218 <    tot_bonds +=    components_nmol[i] * comp_stamps[i]->getNBonds();
219 <    tot_bends +=    components_nmol[i] * comp_stamps[i]->getNBends();
220 <    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
221 <  }
208 >    atomOffset = 0;
209  
210 <  tot_SRI = tot_bonds + tot_bends + tot_torsions;
210 >    for (i = 0; i < info[k].n_mol; i++){
211 >      stampID = info[k].molecules[i].getStampID();
212 >      molName = comp_stamps[stampID]->getID();
213  
214 <  simnfo->n_atoms = tot_atoms;
215 <  simnfo->n_bonds = tot_bonds;
216 <  simnfo->n_bends = tot_bends;
217 <  simnfo->n_torsions = tot_torsions;
218 <  simnfo->n_SRI = tot_SRI;
219 <  simnfo->n_mol = tot_nmol;
214 >      molInfo.nAtoms = comp_stamps[stampID]->getNAtoms();
215 >      molInfo.nBonds = comp_stamps[stampID]->getNBonds();
216 >      molInfo.nBends = comp_stamps[stampID]->getNBends();
217 >      molInfo.nTorsions = comp_stamps[stampID]->getNTorsions();
218 >      molInfo.nRigidBodies = comp_stamps[stampID]->getNRigidBodies();
219 >      
220 >      molInfo.myAtoms = &(info[k].atoms[atomOffset]);
221  
222 <  
223 < #ifdef IS_MPI
222 >      if (molInfo.nBonds > 0)
223 >        molInfo.myBonds = new (Bond *) [molInfo.nBonds];
224 >      else
225 >        molInfo.myBonds = NULL;
226  
227 <  // divide the molecules among processors here.
228 <  
229 <  mpiSim = new mpiSimulation( simnfo );
230 <  
239 <  
227 >      if (molInfo.nBends > 0)
228 >        molInfo.myBends = new (Bend *) [molInfo.nBends];
229 >      else
230 >        molInfo.myBends = NULL;
231  
232 <  globalIndex = mpiSim->divideLabor();
232 >      if (molInfo.nTorsions > 0)
233 >        molInfo.myTorsions = new (Torsion *) [molInfo.nTorsions];
234 >      else
235 >        molInfo.myTorsions = NULL;
236  
237 <
238 <
239 <  // set up the local variables
246 <  
247 <  int localMol, allMol;
248 <  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
249 <
250 <  int* mol2proc = mpiSim->getMolToProcMap();
251 <  int* molCompType = mpiSim->getMolComponentType();
252 <  
253 <  allMol = 0;
254 <  localMol = 0;
255 <  local_atoms = 0;
256 <  local_bonds = 0;
257 <  local_bends = 0;
258 <  local_torsions = 0;
259 <  for( i=0; i<n_components; i++ ){
260 <
261 <    for( j=0; j<components_nmol[i]; j++ ){
237 >      theBonds = new bond_pair[molInfo.nBonds];
238 >      theBends = new bend_set[molInfo.nBends];
239 >      theTorsions = new torsion_set[molInfo.nTorsions];
240        
241 <      if( mol2proc[j] == worldRank ){
264 <        
265 <        local_atoms +=    comp_stamps[i]->getNAtoms();
266 <        local_bonds +=    comp_stamps[i]->getNBonds();
267 <        local_bends +=    comp_stamps[i]->getNBends();
268 <        local_torsions += comp_stamps[i]->getNTorsions();
269 <        localMol++;
270 <      }      
271 <      allMol++;
272 <    }
273 <  }
274 <  local_SRI = local_bonds + local_bends + local_torsions;
275 <  
241 >      // make the Atoms
242  
243 <  simnfo->n_atoms = mpiSim->getMyNlocal();  
244 <  
279 <  if( local_atoms != simnfo->n_atoms ){
280 <    sprintf( painCave.errMsg,
281 <             "SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
282 <             " localAtom (%d) are not equal.\n",
283 <             simnfo->n_atoms,
284 <             local_atoms );
285 <    painCave.isFatal = 1;
286 <    simError();
287 <  }
243 >      for (j = 0; j < molInfo.nAtoms; j++){
244 >        currentAtom = comp_stamps[stampID]->getAtom(j);
245  
246 <  simnfo->n_bonds = local_bonds;
247 <  simnfo->n_bends = local_bends;
248 <  simnfo->n_torsions = local_torsions;
249 <  simnfo->n_SRI = local_SRI;
250 <  simnfo->n_mol = localMol;
246 >        if (currentAtom->haveOrientation()){
247 >          dAtom = new DirectionalAtom((j + atomOffset),
248 >                                      info[k].getConfiguration());
249 >          info[k].n_oriented++;
250 >          molInfo.myAtoms[j] = dAtom;
251  
252 <  strcpy( checkPointMsg, "Passed nlocal consistency check." );
253 <  MPIcheckPoint();
254 <  
298 <  
299 < #endif // is_mpi
300 <  
252 >          // Directional Atoms have standard unit vectors which are oriented
253 >          // in space using the three Euler angles.  We assume the standard
254 >          // unit vector was originally along the z axis below.
255  
256 <  // create the atom and short range interaction arrays
256 >          phi = currentAtom->getEulerPhi() * M_PI / 180.0;
257 >          theta = currentAtom->getEulerTheta() * M_PI / 180.0;
258 >          psi = currentAtom->getEulerPsi()* M_PI / 180.0;
259  
260 <  Atom::createArrays(simnfo->n_atoms);
261 <  the_atoms = new Atom*[simnfo->n_atoms];
262 <  the_molecules = new Molecule[simnfo->n_mol];
263 <  int molIndex;
260 >          dAtom->setUnitFrameFromEuler(phi, theta, psi);
261 >            
262 >        }
263 >        else{
264  
265 <  // initialize the molecule's stampID's
265 >          molInfo.myAtoms[j] = new Atom((j + atomOffset), info[k].getConfiguration());
266  
267 +        }
268 +
269 +        molInfo.myAtoms[j]->setType(currentAtom->getType());
270   #ifdef IS_MPI
312  
271  
272 <  molIndex = 0;
315 <  for(i=0; i<mpiSim->getTotNmol(); i++){
316 <    
317 <    if(mol2proc[i] == worldRank ){
318 <      the_molecules[molIndex].setStampID( molCompType[i] );
319 <      molIndex++;
320 <    }
321 <  }
272 >        molInfo.myAtoms[j]->setGlobalIndex(globalAtomIndex[j + atomOffset]);
273  
323 #else // is_mpi
324  
325  molIndex = 0;
326  for(i=0; i<n_components; i++){
327    for(j=0; j<components_nmol[i]; j++ ){
328      the_molecules[molIndex].setStampID( i );
329      molIndex++;
330    }
331  }
332    
333
274   #endif // is_mpi
275 +      }
276  
277 +      // make the bonds
278 +      for (j = 0; j < molInfo.nBonds; j++){
279 +        currentBond = comp_stamps[stampID]->getBond(j);
280 +        theBonds[j].a = currentBond->getA() + atomOffset;
281 +        theBonds[j].b = currentBond->getB() + atomOffset;
282  
283 <  if( simnfo->n_SRI ){
284 <    Exclude::createArray(simnfo->n_SRI);
339 <    the_excludes = new Exclude*[simnfo->n_SRI];
340 <    simnfo->globalExcludes = new int;
341 <    simnfo->n_exclude = tot_SRI;
342 <  }
343 <  else{
344 <    
345 <    Exclude::createArray( 1 );
346 <    the_excludes = new Exclude*;
347 <    the_excludes[0] = new Exclude(0);
348 <    the_excludes[0]->setPair( 0,0 );
349 <    simnfo->globalExcludes = new int;
350 <    simnfo->globalExcludes[0] = 0;
351 <    simnfo->n_exclude = 0;
352 <  }
283 >        tempI = theBonds[j].a;
284 >        tempJ = theBonds[j].b;
285  
286 <  // set the arrays into the SimInfo object
286 > #ifdef IS_MPI
287 >        exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
288 >        exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
289 > #else
290 >        exI = tempI + 1;
291 >        exJ = tempJ + 1;
292 > #endif
293  
294 <  simnfo->atoms = the_atoms;
295 <  simnfo->molecules = the_molecules;
358 <  simnfo->nGlobalExcludes = 0;
359 <  simnfo->excludes = the_excludes;
294 >        info[k].excludes->addPair(exI, exJ);
295 >      }
296  
297 +      //make the bends
298 +      for (j = 0; j < molInfo.nBends; j++){
299 +        currentBend = comp_stamps[stampID]->getBend(j);
300 +        theBends[j].a = currentBend->getA() + atomOffset;
301 +        theBends[j].b = currentBend->getB() + atomOffset;
302 +        theBends[j].c = currentBend->getC() + atomOffset;
303  
304 <  // get some of the tricky things that may still be in the globals
304 >        if (currentBend->haveExtras()){
305 >          extras = currentBend->getExtras();
306 >          current_extra = extras;
307  
308 <  
309 <  if( the_globals->haveBox() ){
310 <    simnfo->box_x = the_globals->getBox();
311 <    simnfo->box_y = the_globals->getBox();
312 <    simnfo->box_z = the_globals->getBox();
313 <  }
314 <  else if( the_globals->haveDensity() ){
308 >          while (current_extra != NULL){
309 >            if (!strcmp(current_extra->getlhs(), "ghostVectorSource")){
310 >              switch (current_extra->getType()){
311 >                case 0:
312 >                  theBends[j].ghost = current_extra->getInt() + atomOffset;
313 >                  theBends[j].isGhost = 1;
314 >                  break;
315  
316 <    double vol;
317 <    vol = (double)tot_nmol / the_globals->getDensity();
318 <    simnfo->box_x = pow( vol, ( 1.0 / 3.0 ) );
319 <    simnfo->box_y = simnfo->box_x;
320 <    simnfo->box_z = simnfo->box_x;
377 <  }
378 <  else{
379 <    if( !the_globals->haveBoxX() ){
380 <      sprintf( painCave.errMsg,
381 <               "SimSetup error, no periodic BoxX size given.\n" );
382 <      painCave.isFatal = 1;
383 <      simError();
384 <    }
385 <    simnfo->box_x = the_globals->getBoxX();
316 >                case 1:
317 >                  theBends[j].ghost = (int) current_extra->getDouble() +
318 >                                      atomOffset;
319 >                  theBends[j].isGhost = 1;
320 >                  break;
321  
322 <    if( !the_globals->haveBoxY() ){
323 <      sprintf( painCave.errMsg,
324 <               "SimSetup error, no periodic BoxY size given.\n" );
325 <      painCave.isFatal = 1;
326 <      simError();
327 <    }
328 <    simnfo->box_y = the_globals->getBoxY();
322 >                default:
323 >                  sprintf(painCave.errMsg,
324 >                          "SimSetup Error: ghostVectorSource was neither a "
325 >                          "double nor an int.\n"
326 >                          "-->Bend[%d] in %s\n",
327 >                          j, comp_stamps[stampID]->getID());
328 >                  painCave.isFatal = 1;
329 >                  simError();
330 >              }
331 >            }
332 >            else{
333 >              sprintf(painCave.errMsg,
334 >                      "SimSetup Error: unhandled bend assignment:\n"
335 >                      "    -->%s in Bend[%d] in %s\n",
336 >                      current_extra->getlhs(), j, comp_stamps[stampID]->getID());
337 >              painCave.isFatal = 1;
338 >              simError();
339 >            }
340  
341 <    if( !the_globals->haveBoxZ() ){
342 <      sprintf( painCave.errMsg,
343 <               "SimSetup error, no periodic BoxZ size given.\n" );
398 <      painCave.isFatal = 1;
399 <      simError();
400 <    }
401 <    simnfo->box_z = the_globals->getBoxZ();
402 <  }
341 >            current_extra = current_extra->getNext();
342 >          }
343 >        }
344  
345 +        if (theBends[j].isGhost) {
346 +          
347 +          tempI = theBends[j].a;
348 +          tempJ = theBends[j].b;
349 +          
350   #ifdef IS_MPI
351 <  strcpy( checkPointMsg, "Box size set up" );
352 <  MPIcheckPoint();
353 < #endif // is_mpi
351 >          exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
352 >          exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
353 > #else
354 >          exI = tempI + 1;
355 >          exJ = tempJ + 1;
356 > #endif          
357 >          info[k].excludes->addPair(exI, exJ);
358  
359 +        } else {
360  
361 <  // initialize the arrays
361 >          tempI = theBends[j].a;
362 >          tempJ = theBends[j].b;
363 >          tempK = theBends[j].c;
364 >          
365 > #ifdef IS_MPI
366 >          exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
367 >          exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
368 >          exK = info[k].atoms[tempK]->getGlobalIndex() + 1;
369 > #else
370 >          exI = tempI + 1;
371 >          exJ = tempJ + 1;
372 >          exK = tempK + 1;
373 > #endif
374 >          
375 >          info[k].excludes->addPair(exI, exK);
376 >          info[k].excludes->addPair(exI, exJ);
377 >          info[k].excludes->addPair(exJ, exK);
378 >        }
379 >      }
380  
381 <  the_ff->setSimInfo( simnfo );
381 >      for (j = 0; j < molInfo.nTorsions; j++){
382 >        currentTorsion = comp_stamps[stampID]->getTorsion(j);
383 >        theTorsions[j].a = currentTorsion->getA() + atomOffset;
384 >        theTorsions[j].b = currentTorsion->getB() + atomOffset;
385 >        theTorsions[j].c = currentTorsion->getC() + atomOffset;
386 >        theTorsions[j].d = currentTorsion->getD() + atomOffset;
387  
388 <  makeMolecules();
389 <  simnfo->identArray = new int[simnfo->n_atoms];
390 <  for(i=0; i<simnfo->n_atoms; i++){
391 <    simnfo->identArray[i] = the_atoms[i]->getIdent();
418 <  }
419 <  
420 <  if (the_globals->getUseRF() ) {
421 <    simnfo->useReactionField = 1;
422 <  
423 <    if( !the_globals->haveECR() ){
424 <      sprintf( painCave.errMsg,
425 <               "SimSetup Warning: using default value of 1/2 the smallest "
426 <               "box length for the electrostaticCutoffRadius.\n"
427 <               "I hope you have a very fast processor!\n");
428 <      painCave.isFatal = 0;
429 <      simError();
430 <      double smallest;
431 <      smallest = simnfo->box_x;
432 <      if (simnfo->box_y <= smallest) smallest = simnfo->box_y;
433 <      if (simnfo->box_z <= smallest) smallest = simnfo->box_z;
434 <      simnfo->ecr = 0.5 * smallest;
435 <    } else {
436 <      simnfo->ecr        = the_globals->getECR();
437 <    }
388 >        tempI = theTorsions[j].a;      
389 >        tempJ = theTorsions[j].b;
390 >        tempK = theTorsions[j].c;
391 >        tempL = theTorsions[j].d;
392  
393 <    if( !the_globals->haveEST() ){
394 <      sprintf( painCave.errMsg,
395 <               "SimSetup Warning: using default value of 0.05 * the "
396 <               "electrostaticCutoffRadius for the electrostaticSkinThickness\n"
397 <               );
398 <      painCave.isFatal = 0;
399 <      simError();
400 <      simnfo->est = 0.05 * simnfo->ecr;
401 <    } else {
402 <      simnfo->est        = the_globals->getEST();
403 <    }
404 <    
405 <    if(!the_globals->haveDielectric() ){
406 <      sprintf( painCave.errMsg,
407 <               "SimSetup Error: You are trying to use Reaction Field without"
408 <               "setting a dielectric constant!\n"
409 <               );
410 <      painCave.isFatal = 1;
457 <      simError();
458 <    }
459 <    simnfo->dielectric = the_globals->getDielectric();  
460 <  } else {
461 <    if (simnfo->n_dipoles) {
462 <      
463 <      if( !the_globals->haveECR() ){
464 <        sprintf( painCave.errMsg,
465 <                 "SimSetup Warning: using default value of 1/2 the smallest"
466 <                 "box length for the electrostaticCutoffRadius.\n"
467 <                 "I hope you have a very fast processor!\n");
468 <        painCave.isFatal = 0;
469 <        simError();
470 <        double smallest;
471 <        smallest = simnfo->box_x;
472 <        if (simnfo->box_y <= smallest) smallest = simnfo->box_y;
473 <        if (simnfo->box_z <= smallest) smallest = simnfo->box_z;
474 <        simnfo->ecr = 0.5 * smallest;
475 <      } else {
476 <        simnfo->ecr        = the_globals->getECR();
393 > #ifdef IS_MPI
394 >        exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
395 >        exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
396 >        exK = info[k].atoms[tempK]->getGlobalIndex() + 1;
397 >        exL = info[k].atoms[tempL]->getGlobalIndex() + 1;
398 > #else
399 >        exI = tempI + 1;
400 >        exJ = tempJ + 1;
401 >        exK = tempK + 1;
402 >        exL = tempL + 1;
403 > #endif
404 >
405 >        info[k].excludes->addPair(exI, exJ);
406 >        info[k].excludes->addPair(exI, exK);
407 >        info[k].excludes->addPair(exI, exL);        
408 >        info[k].excludes->addPair(exJ, exK);
409 >        info[k].excludes->addPair(exJ, exL);
410 >        info[k].excludes->addPair(exK, exL);
411        }
412 +
413        
414 <      if( !the_globals->haveEST() ){
415 <        sprintf( painCave.errMsg,
416 <                 "SimSetup Warning: using default value of 5% of the"
482 <                 "electrostaticCutoffRadius for the "
483 <                 "electrostaticSkinThickness\n"
484 <                 );
485 <        painCave.isFatal = 0;
486 <        simError();
487 <        simnfo->est = 0.05 * simnfo->ecr;
488 <      } else {
489 <        simnfo->est        = the_globals->getEST();
490 <      }
491 <    }
492 <  }  
414 >      molInfo.myRigidBodies.clear();
415 >      
416 >      for (j = 0; j < molInfo.nRigidBodies; j++){
417  
418 < #ifdef IS_MPI
419 <  strcpy( checkPointMsg, "electrostatic parameters check out" );
496 <  MPIcheckPoint();
497 < #endif // is_mpi
418 >        currentRigidBody = comp_stamps[stampID]->getRigidBody(j);
419 >        nMembers = currentRigidBody->getNMembers();
420  
421 < if( the_globals->haveInitialConfig() ){
500 <
501 <     InitializeFromFile* fileInit;
502 < #ifdef IS_MPI // is_mpi
503 <     if( worldRank == 0 ){
504 < #endif //is_mpi
505 <   fileInit = new InitializeFromFile( the_globals->getInitialConfig() );
506 < #ifdef IS_MPI
507 <     }else fileInit = new InitializeFromFile( NULL );
508 < #endif
509 <   fileInit->read_xyz( simnfo ); // default velocities on
421 >        // Create the Rigid Body:
422  
423 <   delete fileInit;
512 < }
513 < else{
423 >        myRB = new RigidBody();
424  
425 < #ifdef IS_MPI
425 >        sprintf(rbName,"%s_RB_%d", molName, j);
426 >        myRB->setType(rbName);
427 >        
428 >        for (rb1 = 0; rb1 < nMembers; rb1++) {
429  
430 <  // no init from bass
431 <  
519 <  sprintf( painCave.errMsg,
520 <           "Cannot intialize a parallel simulation without an initial configuration file.\n" );
521 <  painCave.isFatal;
522 <  simError();
523 <  
524 < #else
430 >          // molI is atom numbering inside this molecule
431 >          molI = currentRigidBody->getMember(rb1);    
432  
433 <  initFromBass();
433 >          // tempI is atom numbering on local processor
434 >          tempI = molI + atomOffset;
435  
436 +          // currentAtom is the AtomStamp (which we need for
437 +          // rigid body reference positions)
438 +          currentAtom = comp_stamps[stampID]->getAtom(molI);
439  
440 < #endif
441 < }
440 >          // When we add to the rigid body, add the atom itself and
441 >          // the stamp info:
442  
443 +          myRB->addAtom(info[k].atoms[tempI], currentAtom);
444 +          
445 +          // Add this atom to the Skip List for the integrators
446   #ifdef IS_MPI
447 <  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
448 <  MPIcheckPoint();
449 < #endif // is_mpi
447 >          slI = info[k].atoms[tempI]->getGlobalIndex();
448 > #else
449 >          slI = tempI;
450 > #endif
451 >          skipList.insert(slI);
452 >          
453 >        }
454 >        
455 >        for(rb1 = 0; rb1 < nMembers - 1; rb1++) {
456 >          for(rb2 = rb1+1; rb2 < nMembers; rb2++) {
457 >            
458 >            tempI = currentRigidBody->getMember(rb1);
459 >            tempJ = currentRigidBody->getMember(rb2);
460 >            
461 >            // Some explanation is required here.
462 >            // Fortran indexing starts at 1, while c indexing starts at 0
463 >            // Also, in parallel computations, the GlobalIndex is
464 >            // used for the exclude list:
465 >            
466 > #ifdef IS_MPI
467 >            exI = molInfo.myAtoms[tempI]->getGlobalIndex() + 1;
468 >            exJ = molInfo.myAtoms[tempJ]->getGlobalIndex() + 1;
469 > #else
470 >            exI = molInfo.myAtoms[tempI]->getIndex() + 1;
471 >            exJ = molInfo.myAtoms[tempJ]->getIndex() + 1;
472 > #endif
473 >            
474 >            info[k].excludes->addPair(exI, exJ);
475 >            
476 >          }
477 >        }
478  
479 +        molInfo.myRigidBodies.push_back(myRB);
480 +        info[k].rigidBodies.push_back(myRB);
481 +      }
482 +      
483  
484 <  
485 <
540 <  
484 >      // After this is all set up, scan through the atoms to
485 >      // see if they can be added to the integrableObjects:
486  
487 <  
487 >      molInfo.myIntegrableObjects.clear();
488 >      
489 >
490 >      for (j = 0; j < molInfo.nAtoms; j++){
491 >
492   #ifdef IS_MPI
493 <  if( worldRank == 0 ){
494 < #endif // is_mpi
495 <    
496 <    if( the_globals->haveFinalConfig() ){
497 <      strcpy( simnfo->finalName, the_globals->getFinalConfig() );
498 <    }
499 <    else{
500 <      strcpy( simnfo->finalName, inFileName );
501 <      char* endTest;
502 <      int nameLength = strlen( simnfo->finalName );
503 <      endTest = &(simnfo->finalName[nameLength - 5]);
504 <      if( !strcmp( endTest, ".bass" ) ){
556 <        strcpy( endTest, ".eor" );
493 >        slJ = molInfo.myAtoms[j]->getGlobalIndex();
494 > #else
495 >        slJ = j+atomOffset;
496 > #endif
497 >
498 >        // if they aren't on the skip list, then they can be integrated
499 >
500 >        if (skipList.find(slJ) == skipList.end()) {
501 >          mySD = (StuntDouble *) molInfo.myAtoms[j];
502 >          info[k].integrableObjects.push_back(mySD);
503 >          molInfo.myIntegrableObjects.push_back(mySD);
504 >        }
505        }
506 <      else if( !strcmp( endTest, ".BASS" ) ){
507 <        strcpy( endTest, ".eor" );
506 >
507 >      // all rigid bodies are integrated:
508 >
509 >      for (j = 0; j < molInfo.nRigidBodies; j++) {
510 >        mySD = (StuntDouble *) molInfo.myRigidBodies[j];
511 >        info[k].integrableObjects.push_back(mySD);      
512 >        molInfo.myIntegrableObjects.push_back(mySD);
513        }
561      else{
562        endTest = &(simnfo->finalName[nameLength - 4]);
563        if( !strcmp( endTest, ".bss" ) ){
564          strcpy( endTest, ".eor" );
565        }
566        else if( !strcmp( endTest, ".mdl" ) ){
567          strcpy( endTest, ".eor" );
568        }
569        else{
570          strcat( simnfo->finalName, ".eor" );
571        }
572      }
573    }
514      
515 <    // make the sample and status out names
516 <    
517 <    strcpy( simnfo->sampleName, inFileName );
518 <    char* endTest;
519 <    int nameLength = strlen( simnfo->sampleName );
520 <    endTest = &(simnfo->sampleName[nameLength - 5]);
521 <    if( !strcmp( endTest, ".bass" ) ){
522 <      strcpy( endTest, ".dump" );
523 <    }
524 <    else if( !strcmp( endTest, ".BASS" ) ){
525 <      strcpy( endTest, ".dump" );
526 <    }
527 <    else{
528 <      endTest = &(simnfo->sampleName[nameLength - 4]);
529 <      if( !strcmp( endTest, ".bss" ) ){
530 <        strcpy( endTest, ".dump" );
531 <      }
592 <      else if( !strcmp( endTest, ".mdl" ) ){
593 <        strcpy( endTest, ".dump" );
594 <      }
595 <      else{
596 <        strcat( simnfo->sampleName, ".dump" );
597 <      }
598 <    }
599 <    
600 <    strcpy( simnfo->statusName, inFileName );
601 <    nameLength = strlen( simnfo->statusName );
602 <    endTest = &(simnfo->statusName[nameLength - 5]);
603 <    if( !strcmp( endTest, ".bass" ) ){
604 <      strcpy( endTest, ".stat" );
605 <    }
606 <    else if( !strcmp( endTest, ".BASS" ) ){
607 <      strcpy( endTest, ".stat" );
608 <    }
609 <    else{
610 <      endTest = &(simnfo->statusName[nameLength - 4]);
611 <      if( !strcmp( endTest, ".bss" ) ){
612 <        strcpy( endTest, ".stat" );
613 <      }
614 <      else if( !strcmp( endTest, ".mdl" ) ){
615 <        strcpy( endTest, ".stat" );
616 <      }
617 <      else{
618 <        strcat( simnfo->statusName, ".stat" );
619 <      }
620 <    }
621 <    
622 < #ifdef IS_MPI
515 >      
516 >      // send the arrays off to the forceField for init.
517 >      
518 >      the_ff->initializeAtoms(molInfo.nAtoms, molInfo.myAtoms);
519 >      the_ff->initializeBonds(molInfo.nBonds, molInfo.myBonds, theBonds);
520 >      the_ff->initializeBends(molInfo.nBends, molInfo.myBends, theBends);
521 >      the_ff->initializeTorsions(molInfo.nTorsions, molInfo.myTorsions,
522 >                                 theTorsions);
523 >
524 >      info[k].molecules[i].initialize(molInfo);
525 >
526 >
527 >      atomOffset += molInfo.nAtoms;
528 >      delete[] theBonds;
529 >      delete[] theBends;
530 >      delete[] theTorsions;
531 >    }    
532    }
533 +
534 + #ifdef IS_MPI
535 +  sprintf(checkPointMsg, "all molecules initialized succesfully");
536 +  MPIcheckPoint();
537   #endif // is_mpi
625  
626  // set the status, sample, and themal kick times
627  
628  if( the_globals->haveSampleTime() ){
629    simnfo->sampleTime = the_globals->getSampleTime();
630    simnfo->statusTime = simnfo->sampleTime;
631    simnfo->thermalTime = simnfo->sampleTime;
632  }
633  else{
634    simnfo->sampleTime = the_globals->getRunTime();
635    simnfo->statusTime = simnfo->sampleTime;
636    simnfo->thermalTime = simnfo->sampleTime;
637  }
538  
539 <  if( the_globals->haveStatusTime() ){
640 <    simnfo->statusTime = the_globals->getStatusTime();
641 <  }
539 >  // clean up the forcefield
540  
541 <  if( the_globals->haveThermalTime() ){
644 <    simnfo->thermalTime = the_globals->getThermalTime();
645 <  }
541 >  if (!globals->haveLJrcut()){
542  
543 <  // check for the temperature set flag
543 >    the_ff->calcRcut();
544  
545 <  if( the_globals->haveTempSet() ) simnfo->setTemp = the_globals->getTempSet();
545 >  } else {
546 >    
547 >    the_ff->setRcut( globals->getLJrcut() );
548 >  }
549  
550 +  the_ff->cleanMe();
551 + }
552  
553 < //   // make the longe range forces and the integrator
553 > void SimSetup::initFromBass(void){
554 >  int i, j, k;
555 >  int n_cells;
556 >  double cellx, celly, cellz;
557 >  double temp1, temp2, temp3;
558 >  int n_per_extra;
559 >  int n_extra;
560 >  int have_extra, done;
561  
562 < //   new AllLong( simnfo );
562 >  double vel[3];
563 >  vel[0] = 0.0;
564 >  vel[1] = 0.0;
565 >  vel[2] = 0.0;
566  
567 <  if( !strcmp( force_field, "TraPPE_Ex" ) ) new Symplectic( simnfo, the_ff );
568 <  if( !strcmp( force_field, "LJ" ) ) new Verlet( *simnfo, the_ff );
567 >  temp1 = (double) tot_nmol / 4.0;
568 >  temp2 = pow(temp1, (1.0 / 3.0));
569 >  temp3 = ceil(temp2);
570  
571 +  have_extra = 0;
572 +  if (temp2 < temp3){
573 +    // we have a non-complete lattice
574 +    have_extra = 1;
575  
576 +    n_cells = (int) temp3 - 1;
577 +    cellx = info[0].boxL[0] / temp3;
578 +    celly = info[0].boxL[1] / temp3;
579 +    cellz = info[0].boxL[2] / temp3;
580 +    n_extra = tot_nmol - (4 * n_cells * n_cells * n_cells);
581 +    temp1 = ((double) n_extra) / (pow(temp3, 3.0) - pow(n_cells, 3.0));
582 +    n_per_extra = (int) ceil(temp1);
583  
584 <  // initialize the Fortran
585 <  
586 <  simnfo->refreshSim();
587 <  
588 <  if( !strcmp( simnfo->mixingRule, "standard") ){
589 <    the_ff->initForceField( LB_MIXING_RULE );
584 >    if (n_per_extra > 4){
585 >      sprintf(painCave.errMsg,
586 >              "SimSetup error. There has been an error in constructing"
587 >              " the non-complete lattice.\n");
588 >      painCave.isFatal = 1;
589 >      simError();
590 >    }
591    }
668  else if( !strcmp( simnfo->mixingRule, "explicit") ){
669    the_ff->initForceField( EXPLICIT_MIXING_RULE );
670  }
592    else{
593 <    sprintf( painCave.errMsg,
594 <             "SimSetup Error: unknown mixing rule -> \"%s\"\n",
595 <             simnfo->mixingRule );
596 <    painCave.isFatal = 1;
676 <    simError();
593 >    n_cells = (int) temp3;
594 >    cellx = info[0].boxL[0] / temp3;
595 >    celly = info[0].boxL[1] / temp3;
596 >    cellz = info[0].boxL[2] / temp3;
597    }
598  
599 +  current_mol = 0;
600 +  current_comp_mol = 0;
601 +  current_comp = 0;
602 +  current_atom_ndx = 0;
603  
604 < #ifdef IS_MPI
605 <  strcpy( checkPointMsg,
606 <          "Successfully intialized the mixingRule for Fortran." );
607 <  MPIcheckPoint();
684 < #endif // is_mpi
685 < }
604 >  for (i = 0; i < n_cells ; i++){
605 >    for (j = 0; j < n_cells; j++){
606 >      for (k = 0; k < n_cells; k++){
607 >        makeElement(i * cellx, j * celly, k * cellz);
608  
609 +        makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly, k * cellz);
610  
611 < void SimSetup::makeMolecules( void ){
611 >        makeElement(i * cellx, j * celly + 0.5 * celly, k * cellz + 0.5 * cellz);
612  
613 <  int i, j, exI, exJ, tempEx, stampID, atomOffset, excludeOffset;
614 <  molInit info;
615 <  DirectionalAtom* dAtom;
616 <  LinkedAssign* extras;
694 <  LinkedAssign* current_extra;
695 <  AtomStamp* currentAtom;
696 <  BondStamp* currentBond;
697 <  BendStamp* currentBend;
698 <  TorsionStamp* currentTorsion;
613 >        makeElement(i * cellx + 0.5 * cellx, j * celly, k * cellz + 0.5 * cellz);
614 >      }
615 >    }
616 >  }
617  
618 <  bond_pair* theBonds;
619 <  bend_set* theBends;
702 <  torsion_set* theTorsions;
618 >  if (have_extra){
619 >    done = 0;
620  
621 <  
622 <  //init the forceField paramters
621 >    int start_ndx;
622 >    for (i = 0; i < (n_cells + 1) && !done; i++){
623 >      for (j = 0; j < (n_cells + 1) && !done; j++){
624 >        if (i < n_cells){
625 >          if (j < n_cells){
626 >            start_ndx = n_cells;
627 >          }
628 >          else
629 >            start_ndx = 0;
630 >        }
631 >        else
632 >          start_ndx = 0;
633  
634 <  the_ff->readParams();
634 >        for (k = start_ndx; k < (n_cells + 1) && !done; k++){
635 >          makeElement(i * cellx, j * celly, k * cellz);
636 >          done = (current_mol >= tot_nmol);
637  
638 <  
639 <  // init the atoms
638 >          if (!done && n_per_extra > 1){
639 >            makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly,
640 >                        k * cellz);
641 >            done = (current_mol >= tot_nmol);
642 >          }
643  
644 <  double ux, uy, uz, u, uSqr;
645 <  
646 <  atomOffset = 0;
647 <  excludeOffset = 0;
648 <  for(i=0; i<simnfo->n_mol; i++){
717 <    
718 <    stampID = the_molecules[i].getStampID();
644 >          if (!done && n_per_extra > 2){
645 >            makeElement(i * cellx, j * celly + 0.5 * celly,
646 >                        k * cellz + 0.5 * cellz);
647 >            done = (current_mol >= tot_nmol);
648 >          }
649  
650 <    info.nAtoms    = comp_stamps[stampID]->getNAtoms();
651 <    info.nBonds    = comp_stamps[stampID]->getNBonds();
652 <    info.nBends    = comp_stamps[stampID]->getNBends();
653 <    info.nTorsions = comp_stamps[stampID]->getNTorsions();
654 <    info.nExcludes = info.nBonds + info.nBends + info.nTorsions;
655 <
726 <    info.myAtoms = &the_atoms[atomOffset];
727 <    info.myExcludes = &the_excludes[excludeOffset];
728 <    info.myBonds = new Bond*[info.nBonds];
729 <    info.myBends = new Bend*[info.nBends];
730 <    info.myTorsions = new Torsion*[info.nTorsions];
731 <
732 <    theBonds = new bond_pair[info.nBonds];
733 <    theBends = new bend_set[info.nBends];
734 <    theTorsions = new torsion_set[info.nTorsions];
735 <    
736 <    // make the Atoms
737 <    
738 <    for(j=0; j<info.nAtoms; j++){
739 <      
740 <      currentAtom = comp_stamps[stampID]->getAtom( j );
741 <      if( currentAtom->haveOrientation() ){
742 <        
743 <        dAtom = new DirectionalAtom(j + atomOffset);
744 <        simnfo->n_oriented++;
745 <        info.myAtoms[j] = dAtom;
746 <        
747 <        ux = currentAtom->getOrntX();
748 <        uy = currentAtom->getOrntY();
749 <        uz = currentAtom->getOrntZ();
750 <        
751 <        uSqr = (ux * ux) + (uy * uy) + (uz * uz);
752 <        
753 <        u = sqrt( uSqr );
754 <        ux = ux / u;
755 <        uy = uy / u;
756 <        uz = uz / u;
757 <        
758 <        dAtom->setSUx( ux );
759 <        dAtom->setSUy( uy );
760 <        dAtom->setSUz( uz );
650 >          if (!done && n_per_extra > 3){
651 >            makeElement(i * cellx + 0.5 * cellx, j * celly,
652 >                        k * cellz + 0.5 * cellz);
653 >            done = (current_mol >= tot_nmol);
654 >          }
655 >        }
656        }
657 <      else{
658 <        info.myAtoms[j] = new GeneralAtom(j + atomOffset);
764 <      }
765 <      info.myAtoms[j]->setType( currentAtom->getType() );
766 <    
767 < #ifdef IS_MPI
768 <      
769 <      info.myAtoms[j]->setGlobalIndex( globalIndex[j+atomOffset] );
770 <      
771 < #endif // is_mpi
772 <    }
773 <    
774 <    // make the bonds
775 <    for(j=0; j<info.nBonds; j++){
776 <      
777 <      currentBond = comp_stamps[stampID]->getBond( j );
778 <      theBonds[j].a = currentBond->getA() + atomOffset;
779 <      theBonds[j].b = currentBond->getB() + atomOffset;
657 >    }
658 >  }
659  
660 <      exI = theBonds[i].a;
661 <      exJ = theBonds[i].b;
660 >  for (i = 0; i < info[0].n_atoms; i++){
661 >    info[0].atoms[i]->setVel(vel);
662 >  }
663 > }
664  
665 <      // exclude_I must always be the smaller of the pair
666 <      if( exI > exJ ){
667 <        tempEx = exI;
668 <        exI = exJ;
669 <        exJ = tempEx;
670 <      }
790 < #ifdef IS_MPI
791 <      tempEx = exI;
792 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
793 <      tempEx = exJ;
794 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
795 <      
796 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
797 < #else  // isn't MPI
798 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
799 < #endif  //is_mpi
800 <    }
801 <    excludeOffset += info.nBonds;
665 > void SimSetup::makeElement(double x, double y, double z){
666 >  int k;
667 >  AtomStamp* current_atom;
668 >  DirectionalAtom* dAtom;
669 >  double rotMat[3][3];
670 >  double pos[3];
671  
672 <    //make the bends
673 <    for(j=0; j<info.nBends; j++){
674 <      
675 <      currentBend = comp_stamps[stampID]->getBend( j );
676 <      theBends[j].a = currentBend->getA() + atomOffset;
677 <      theBends[j].b = currentBend->getB() + atomOffset;
678 <      theBends[j].c = currentBend->getC() + atomOffset;
679 <          
680 <      if( currentBend->haveExtras() ){
681 <            
682 <        extras = currentBend->getExtras();
814 <        current_extra = extras;
815 <            
816 <        while( current_extra != NULL ){
817 <          if( !strcmp( current_extra->getlhs(), "ghostVectorSource" )){
818 <                
819 <            switch( current_extra->getType() ){
820 <              
821 <            case 0:
822 <              theBends[j].ghost =
823 <                current_extra->getInt() + atomOffset;
824 <              theBends[j].isGhost = 1;
825 <              break;
826 <                  
827 <            case 1:
828 <              theBends[j].ghost =
829 <                (int)current_extra->getDouble() + atomOffset;
830 <              theBends[j].isGhost = 1;
831 <              break;
832 <              
833 <            default:
834 <              sprintf( painCave.errMsg,
835 <                       "SimSetup Error: ghostVectorSource was neiter a "
836 <                       "double nor an int.\n"
837 <                       "-->Bend[%d] in %s\n",
838 <                       j, comp_stamps[stampID]->getID() );
839 <              painCave.isFatal = 1;
840 <              simError();
841 <            }
842 <          }
843 <          
844 <          else{
845 <            
846 <            sprintf( painCave.errMsg,
847 <                     "SimSetup Error: unhandled bend assignment:\n"
848 <                     "    -->%s in Bend[%d] in %s\n",
849 <                     current_extra->getlhs(),
850 <                     j, comp_stamps[stampID]->getID() );
851 <            painCave.isFatal = 1;
852 <            simError();
853 <          }
854 <          
855 <          current_extra = current_extra->getNext();
856 <        }
857 <      }
858 <          
859 <      if( !theBends[j].isGhost ){
860 <            
861 <        exI = theBends[j].a;
862 <        exJ = theBends[j].c;
863 <      }
864 <      else{
865 <        
866 <        exI = theBends[j].a;
867 <        exJ = theBends[j].b;
868 <      }
869 <      
870 <      // exclude_I must always be the smaller of the pair
871 <      if( exI > exJ ){
872 <        tempEx = exI;
873 <        exI = exJ;
874 <        exJ = tempEx;
875 <      }
876 < #ifdef IS_MPI
877 <      tempEx = exI;
878 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
879 <      tempEx = exJ;
880 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
881 <      
882 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
883 < #else  // isn't MPI
884 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
885 < #endif  //is_mpi
672 >  for (k = 0; k < comp_stamps[current_comp]->getNAtoms(); k++){
673 >    current_atom = comp_stamps[current_comp]->getAtom(k);
674 >    if (!current_atom->havePosition()){
675 >      sprintf(painCave.errMsg,
676 >              "SimSetup:initFromBass error.\n"
677 >              "\tComponent %s, atom %s does not have a position specified.\n"
678 >              "\tThe initialization routine is unable to give a start"
679 >              " position.\n",
680 >              comp_stamps[current_comp]->getID(), current_atom->getType());
681 >      painCave.isFatal = 1;
682 >      simError();
683      }
887    excludeOffset += info.nBends;
684  
685 <    for(j=0; j<info.nTorsions; j++){
686 <      
687 <      currentTorsion = comp_stamps[stampID]->getTorsion( j );
892 <      theTorsions[j].a = currentTorsion->getA() + atomOffset;
893 <      theTorsions[j].b = currentTorsion->getB() + atomOffset;
894 <      theTorsions[j].c = currentTorsion->getC() + atomOffset;
895 <      theTorsions[j].d = currentTorsion->getD() + atomOffset;
896 <      
897 <      exI = theTorsions[j].a;
898 <      exJ = theTorsions[j].d;
685 >    pos[0] = x + current_atom->getPosX();
686 >    pos[1] = y + current_atom->getPosY();
687 >    pos[2] = z + current_atom->getPosZ();
688  
689 <      // exclude_I must always be the smaller of the pair
901 <      if( exI > exJ ){
902 <        tempEx = exI;
903 <        exI = exJ;
904 <        exJ = tempEx;
905 <      }
906 < #ifdef IS_MPI
907 <      tempEx = exI;
908 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
909 <      tempEx = exJ;
910 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
911 <      
912 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
913 < #else  // isn't MPI
914 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
915 < #endif  //is_mpi
916 <    }
917 <    excludeOffset += info.nTorsions;
689 >    info[0].atoms[current_atom_ndx]->setPos(pos);
690  
691 <    
692 <    // send the arrays off to the forceField for init.
691 >    if (info[0].atoms[current_atom_ndx]->isDirectional()){
692 >      dAtom = (DirectionalAtom *) info[0].atoms[current_atom_ndx];
693  
694 <    the_ff->initializeAtoms( info.nAtoms, info.myAtoms );
695 <    the_ff->initializeBonds( info.nBonds, info.myBonds, theBonds );
696 <    the_ff->initializeBends( info.nBends, info.myBends, theBends );
925 <    the_ff->initializeTorsions( info.nTorsions, info.myTorsions, theTorsions );
694 >      rotMat[0][0] = 1.0;
695 >      rotMat[0][1] = 0.0;
696 >      rotMat[0][2] = 0.0;
697  
698 +      rotMat[1][0] = 0.0;
699 +      rotMat[1][1] = 1.0;
700 +      rotMat[1][2] = 0.0;
701  
702 <    the_molecules[i].initialize( info );
703 <    atomOffset += info.nAtoms;
704 <    delete[] theBonds;
705 <    delete[] theBends;
706 <    delete[] theTorsions;
702 >      rotMat[2][0] = 0.0;
703 >      rotMat[2][1] = 0.0;
704 >      rotMat[2][2] = 1.0;
705 >
706 >      dAtom->setA(rotMat);
707 >    }
708 >
709 >    current_atom_ndx++;
710    }
711  
712 <  // clean up the forcefield
713 <  the_ff->calcRcut();
714 <  the_ff->cleanMe();
712 >  current_mol++;
713 >  current_comp_mol++;
714 >
715 >  if (current_comp_mol >= components_nmol[current_comp]){
716 >    current_comp_mol = 0;
717 >    current_comp++;
718 >  }
719   }
720  
940 void SimSetup::initFromBass( void ){
721  
722 <  int i, j, k;
723 <  int n_cells;
944 <  double cellx, celly, cellz;
945 <  double temp1, temp2, temp3;
946 <  int n_per_extra;
947 <  int n_extra;
948 <  int have_extra, done;
722 > void SimSetup::gatherInfo(void){
723 >  int i;
724  
725 <  temp1 = (double)tot_nmol / 4.0;
726 <  temp2 = pow( temp1, ( 1.0 / 3.0 ) );
952 <  temp3 = ceil( temp2 );
725 >  ensembleCase = -1;
726 >  ffCase = -1;
727  
728 <  have_extra =0;
955 <  if( temp2 < temp3 ){ // we have a non-complete lattice
956 <    have_extra =1;
728 >  // set the easy ones first
729  
730 <    n_cells = (int)temp3 - 1;
731 <    cellx = simnfo->box_x / temp3;
732 <    celly = simnfo->box_y / temp3;
733 <    cellz = simnfo->box_z / temp3;
734 <    n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
735 <    temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
964 <    n_per_extra = (int)ceil( temp1 );
730 >  for (i = 0; i < nInfo; i++){
731 >    info[i].target_temp = globals->getTargetTemp();
732 >    info[i].dt = globals->getDt();
733 >    info[i].run_time = globals->getRunTime();
734 >  }
735 >  n_components = globals->getNComponents();
736  
737 <    if( n_per_extra > 4){
738 <      sprintf( painCave.errMsg,
739 <               "SimSetup error. There has been an error in constructing"
740 <               " the non-complete lattice.\n" );
741 <      painCave.isFatal = 1;
742 <      simError();
743 <    }
737 >
738 >  // get the forceField
739 >
740 >  strcpy(force_field, globals->getForceField());
741 >
742 >  if (!strcasecmp(force_field, "DUFF")){
743 >    ffCase = FF_DUFF;
744    }
745 +  else if (!strcasecmp(force_field, "LJ")){
746 +    ffCase = FF_LJ;
747 +  }
748 +  else if (!strcasecmp(force_field, "EAM")){
749 +    ffCase = FF_EAM;
750 +  }
751 +  else if (!strcasecmp(force_field, "WATER")){
752 +    ffCase = FF_H2O;
753 +  }
754    else{
755 <    n_cells = (int)temp3;
756 <    cellx = simnfo->box_x / temp3;
757 <    celly = simnfo->box_y / temp3;
758 <    cellz = simnfo->box_z / temp3;
755 >    sprintf(painCave.errMsg, "SimSetup Error. Unrecognized force field -> %s\n",
756 >            force_field);
757 >         painCave.isFatal = 1;
758 >         simError();
759    }
760  
761 <  current_mol = 0;
982 <  current_comp_mol = 0;
983 <  current_comp = 0;
984 <  current_atom_ndx = 0;
761 >    // get the ensemble
762  
763 <  for( i=0; i < n_cells ; i++ ){
987 <    for( j=0; j < n_cells; j++ ){
988 <      for( k=0; k < n_cells; k++ ){
763 >  strcpy(ensemble, globals->getEnsemble());
764  
765 <        makeElement( i * cellx,
766 <                     j * celly,
767 <                     k * cellz );
765 >  if (!strcasecmp(ensemble, "NVE")){
766 >    ensembleCase = NVE_ENS;
767 >  }
768 >  else if (!strcasecmp(ensemble, "NVT")){
769 >    ensembleCase = NVT_ENS;
770 >  }
771 >  else if (!strcasecmp(ensemble, "NPTi") || !strcasecmp(ensemble, "NPT")){
772 >    ensembleCase = NPTi_ENS;
773 >  }
774 >  else if (!strcasecmp(ensemble, "NPTf")){
775 >    ensembleCase = NPTf_ENS;
776 >  }
777 >  else if (!strcasecmp(ensemble, "NPTxyz")){
778 >    ensembleCase = NPTxyz_ENS;
779 >  }
780 >  else{
781 >    sprintf(painCave.errMsg,
782 >            "SimSetup Warning. Unrecognized Ensemble -> %s \n"
783 >            "\treverting to NVE for this simulation.\n",
784 >            ensemble);
785 >         painCave.isFatal = 0;
786 >         simError();
787 >         strcpy(ensemble, "NVE");
788 >         ensembleCase = NVE_ENS;
789 >  }  
790  
791 <        makeElement( i * cellx + 0.5 * cellx,
792 <                     j * celly + 0.5 * celly,
996 <                     k * cellz );
791 >  for (i = 0; i < nInfo; i++){
792 >    strcpy(info[i].ensemble, ensemble);
793  
794 <        makeElement( i * cellx,
999 <                     j * celly + 0.5 * celly,
1000 <                     k * cellz + 0.5 * cellz );
794 >    // get the mixing rule
795  
796 <        makeElement( i * cellx + 0.5 * cellx,
797 <                     j * celly,
798 <                     k * cellz + 0.5 * cellz );
796 >    strcpy(info[i].mixingRule, globals->getMixingRule());
797 >    info[i].usePBC = globals->getPBC();
798 >  }
799 >
800 >  // get the components and calculate the tot_nMol and indvidual n_mol
801 >
802 >  the_components = globals->getComponents();
803 >  components_nmol = new int[n_components];
804 >
805 >
806 >  if (!globals->haveNMol()){
807 >    // we don't have the total number of molecules, so we assume it is
808 >    // given in each component
809 >
810 >    tot_nmol = 0;
811 >    for (i = 0; i < n_components; i++){
812 >      if (!the_components[i]->haveNMol()){
813 >        // we have a problem
814 >        sprintf(painCave.errMsg,
815 >                "SimSetup Error. No global NMol or component NMol given.\n"
816 >                "\tCannot calculate the number of atoms.\n");
817 >        painCave.isFatal = 1;
818 >        simError();
819        }
820 +
821 +      tot_nmol += the_components[i]->getNMol();
822 +      components_nmol[i] = the_components[i]->getNMol();
823      }
824    }
825 +  else{
826 +    sprintf(painCave.errMsg,
827 +            "SimSetup error.\n"
828 +            "\tSorry, the ability to specify total"
829 +            " nMols and then give molfractions in the components\n"
830 +            "\tis not currently supported."
831 +            " Please give nMol in the components.\n");
832 +    painCave.isFatal = 1;
833 +    simError();
834 +  }
835  
836 <  if( have_extra ){
837 <    done = 0;
836 >  //check whether sample time, status time, thermal time and reset time are divisble by dt
837 >  if (globals->haveSampleTime() && !isDivisible(globals->getSampleTime(), globals->getDt())){
838 >    sprintf(painCave.errMsg,
839 >            "Sample time is not divisible by dt.\n"
840 >            "\tThis will result in samples that are not uniformly\n"
841 >            "\tdistributed in time.  If this is a problem, change\n"
842 >            "\tyour sampleTime variable.\n");
843 >    painCave.isFatal = 0;
844 >    simError();    
845 >  }
846  
847 <    int start_ndx;
848 <    for( i=0; i < (n_cells+1) && !done; i++ ){
849 <      for( j=0; j < (n_cells+1) && !done; j++ ){
847 >  if (globals->haveStatusTime() && !isDivisible(globals->getStatusTime(), globals->getDt())){
848 >    sprintf(painCave.errMsg,
849 >            "Status time is not divisible by dt.\n"
850 >            "\tThis will result in status reports that are not uniformly\n"
851 >            "\tdistributed in time.  If this is a problem, change \n"
852 >            "\tyour statusTime variable.\n");
853 >    painCave.isFatal = 0;
854 >    simError();    
855 >  }
856  
857 <        if( i < n_cells ){
857 >  if (globals->haveThermalTime() && !isDivisible(globals->getThermalTime(), globals->getDt())){
858 >    sprintf(painCave.errMsg,
859 >            "Thermal time is not divisible by dt.\n"
860 >            "\tThis will result in thermalizations that are not uniformly\n"
861 >            "\tdistributed in time.  If this is a problem, change \n"
862 >            "\tyour thermalTime variable.\n");
863 >    painCave.isFatal = 0;
864 >    simError();    
865 >  }  
866  
867 <          if( j < n_cells ){
868 <            start_ndx = n_cells;
869 <          }
870 <          else start_ndx = 0;
871 <        }
872 <        else start_ndx = 0;
867 >  if (globals->haveResetTime() && !isDivisible(globals->getResetTime(), globals->getDt())){
868 >    sprintf(painCave.errMsg,
869 >            "Reset time is not divisible by dt.\n"
870 >            "\tThis will result in integrator resets that are not uniformly\n"
871 >            "\tdistributed in time.  If this is a problem, change\n"
872 >            "\tyour resetTime variable.\n");
873 >    painCave.isFatal = 0;
874 >    simError();    
875 >  }
876  
877 <        for( k=start_ndx; k < (n_cells+1) && !done; k++ ){
877 >  // set the status, sample, and thermal kick times
878  
879 <          makeElement( i * cellx,
880 <                       j * celly,
881 <                       k * cellz );
882 <          done = ( current_mol >= tot_nmol );
879 >  for (i = 0; i < nInfo; i++){
880 >    if (globals->haveSampleTime()){
881 >      info[i].sampleTime = globals->getSampleTime();
882 >      info[i].statusTime = info[i].sampleTime;
883 >    }
884 >    else{
885 >      info[i].sampleTime = globals->getRunTime();
886 >      info[i].statusTime = info[i].sampleTime;
887 >    }
888  
889 <          if( !done && n_per_extra > 1 ){
890 <            makeElement( i * cellx + 0.5 * cellx,
891 <                         j * celly + 0.5 * celly,
1035 <                         k * cellz );
1036 <            done = ( current_mol >= tot_nmol );
1037 <          }
889 >    if (globals->haveStatusTime()){
890 >      info[i].statusTime = globals->getStatusTime();
891 >    }
892  
893 <          if( !done && n_per_extra > 2){
894 <            makeElement( i * cellx,
895 <                         j * celly + 0.5 * celly,
896 <                         k * cellz + 0.5 * cellz );
897 <            done = ( current_mol >= tot_nmol );
1044 <          }
893 >    if (globals->haveThermalTime()){
894 >      info[i].thermalTime = globals->getThermalTime();
895 >    } else {
896 >      info[i].thermalTime = globals->getRunTime();
897 >    }
898  
899 <          if( !done && n_per_extra > 3){
900 <            makeElement( i * cellx + 0.5 * cellx,
901 <                         j * celly,
902 <                         k * cellz + 0.5 * cellz );
1050 <            done = ( current_mol >= tot_nmol );
1051 <          }
1052 <        }
1053 <      }
899 >    info[i].resetIntegrator = 0;
900 >    if( globals->haveResetTime() ){
901 >      info[i].resetTime = globals->getResetTime();
902 >      info[i].resetIntegrator = 1;
903      }
904 +
905 +    // check for the temperature set flag
906 +    
907 +    if (globals->haveTempSet())
908 +      info[i].setTemp = globals->getTempSet();
909 +
910 +    // check for the extended State init
911 +
912 +    info[i].useInitXSstate = globals->getUseInitXSstate();
913 +    info[i].orthoTolerance = globals->getOrthoBoxTolerance();
914 +    info[i].useMolecularCutoffs = globals->getUseMolecularCutoffs();
915 +
916 +    
917    }
918 +  
919 +  //setup seed for random number generator
920 +  int seedValue;
921  
922 +  if (globals->haveSeed()){
923 +    seedValue = globals->getSeed();
924  
925 <  for( i=0; i<simnfo->n_atoms; i++ ){
926 <    simnfo->atoms[i]->set_vx( 0.0 );
927 <    simnfo->atoms[i]->set_vy( 0.0 );
928 <    simnfo->atoms[i]->set_vz( 0.0 );
925 >    if(seedValue / 1E9 == 0){
926 >      sprintf(painCave.errMsg,
927 >              "Seed for sprng library should contain at least 9 digits\n"
928 >              "OOPSE will generate a seed for user\n");
929 >      painCave.isFatal = 0;
930 >      simError();
931 >
932 >      //using seed generated by system instead of invalid seed set by user
933 > #ifndef IS_MPI
934 >      seedValue = make_sprng_seed();
935 > #else
936 >      if (worldRank == 0){
937 >        seedValue = make_sprng_seed();
938 >      }
939 >      MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
940 > #endif      
941 >    }
942 >  }//end of if branch of globals->haveSeed()
943 >  else{
944 >    
945 > #ifndef IS_MPI
946 >    seedValue = make_sprng_seed();
947 > #else
948 >    if (worldRank == 0){
949 >      seedValue = make_sprng_seed();
950 >    }
951 >    MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
952 > #endif
953 >  }//end of globals->haveSeed()
954 >
955 >  for (int i = 0; i < nInfo; i++){
956 >    info[i].setSeed(seedValue);
957    }
958 +  
959 + #ifdef IS_MPI
960 +  strcpy(checkPointMsg, "Successfully gathered all information from Bass\n");
961 +  MPIcheckPoint();
962 + #endif // is_mpi
963   }
964  
1065 void SimSetup::makeElement( double x, double y, double z ){
965  
966 <  int k;
967 <  AtomStamp* current_atom;
968 <  DirectionalAtom* dAtom;
969 <  double rotMat[3][3];
966 > void SimSetup::finalInfoCheck(void){
967 >  int index;
968 >  int usesDipoles;
969 >  int usesCharges;
970 >  int i;
971  
972 <  for( k=0; k<comp_stamps[current_comp]->getNAtoms(); k++ ){
972 >  for (i = 0; i < nInfo; i++){
973 >    // check electrostatic parameters
974  
975 <    current_atom = comp_stamps[current_comp]->getAtom( k );
976 <    if( !current_atom->havePosition() ){
977 <      sprintf( painCave.errMsg,
978 <               "SimSetup:initFromBass error.\n"
979 <               "\tComponent %s, atom %s does not have a position specified.\n"
1079 <               "\tThe initialization routine is unable to give a start"
1080 <               " position.\n",
1081 <               comp_stamps[current_comp]->getID(),
1082 <               current_atom->getType() );
1083 <      painCave.isFatal = 1;
1084 <      simError();
975 >    index = 0;
976 >    usesDipoles = 0;
977 >    while ((index < info[i].n_atoms) && !usesDipoles){
978 >      usesDipoles = (info[i].atoms[index])->hasDipole();
979 >      index++;
980      }
981 +    index = 0;
982 +    usesCharges = 0;
983 +    while ((index < info[i].n_atoms) && !usesCharges){
984 +      usesCharges= (info[i].atoms[index])->hasCharge();
985 +      index++;
986 +    }
987 + #ifdef IS_MPI
988 +    int myUse = usesDipoles;
989 +    MPI_Allreduce(&myUse, &usesDipoles, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
990 + #endif //is_mpi
991  
992 <    the_atoms[current_atom_ndx]->setX( x + current_atom->getPosX() );
1088 <    the_atoms[current_atom_ndx]->setY( y + current_atom->getPosY() );
1089 <    the_atoms[current_atom_ndx]->setZ( z + current_atom->getPosZ() );
992 >    double theEcr, theEst;
993  
994 <    if( the_atoms[current_atom_ndx]->isDirectional() ){
994 >    if (globals->getUseRF()){
995 >      info[i].useReactionField = 1;
996  
997 <      dAtom = (DirectionalAtom *)the_atoms[current_atom_ndx];
997 >      if (!globals->haveECR()){
998 >        sprintf(painCave.errMsg,
999 >                "SimSetup Warning: No value was set for electrostaticCutoffRadius.\n"
1000 >                "\tOOPSE will use a default value of 15.0 angstroms"
1001 >                "\tfor the electrostaticCutoffRadius.\n");
1002 >        painCave.isFatal = 0;
1003 >        simError();
1004 >        theEcr = 15.0;
1005 >      }
1006 >      else{
1007 >        theEcr = globals->getECR();
1008 >      }
1009  
1010 <      rotMat[0][0] = 1.0;
1011 <      rotMat[0][1] = 0.0;
1012 <      rotMat[0][2] = 0.0;
1010 >      if (!globals->haveEST()){
1011 >        sprintf(painCave.errMsg,
1012 >                "SimSetup Warning: No value was set for electrostaticSkinThickness.\n"
1013 >                "\tOOPSE will use a default value of\n"
1014 >                "\t0.05 * electrostaticCutoffRadius\n"
1015 >                "\tfor the electrostaticSkinThickness\n");
1016 >        painCave.isFatal = 0;
1017 >        simError();
1018 >        theEst = 0.05 * theEcr;
1019 >      }
1020 >      else{
1021 >        theEst = globals->getEST();
1022 >      }
1023  
1024 <      rotMat[1][0] = 0.0;
1100 <      rotMat[1][1] = 1.0;
1101 <      rotMat[1][2] = 0.0;
1024 >      info[i].setDefaultEcr(theEcr, theEst);
1025  
1026 <      rotMat[2][0] = 0.0;
1027 <      rotMat[2][1] = 0.0;
1028 <      rotMat[2][2] = 1.0;
1026 >      if (!globals->haveDielectric()){
1027 >        sprintf(painCave.errMsg,
1028 >                "SimSetup Error: No Dielectric constant was set.\n"
1029 >                "\tYou are trying to use Reaction Field without"
1030 >                "\tsetting a dielectric constant!\n");
1031 >        painCave.isFatal = 1;
1032 >        simError();
1033 >      }
1034 >      info[i].dielectric = globals->getDielectric();
1035 >    }
1036 >    else{
1037 >      if (usesDipoles || usesCharges){
1038 >        if (!globals->haveECR()){
1039 >          sprintf(painCave.errMsg,
1040 >                  "SimSetup Warning: No value was set for electrostaticCutoffRadius.\n"
1041 >                  "\tOOPSE will use a default value of 15.0 angstroms"
1042 >                  "\tfor the electrostaticCutoffRadius.\n");
1043 >          painCave.isFatal = 0;
1044 >          simError();
1045 >          theEcr = 15.0;
1046 >        }
1047 >        else{
1048 >          theEcr = globals->getECR();
1049 >        }
1050 >        
1051 >        if (!globals->haveEST()){
1052 >          sprintf(painCave.errMsg,
1053 >                  "SimSetup Warning: No value was set for electrostaticSkinThickness.\n"
1054 >                  "\tOOPSE will use a default value of\n"
1055 >                  "\t0.05 * electrostaticCutoffRadius\n"
1056 >                  "\tfor the electrostaticSkinThickness\n");
1057 >          painCave.isFatal = 0;
1058 >          simError();
1059 >          theEst = 0.05 * theEcr;
1060 >        }
1061 >        else{
1062 >          theEst = globals->getEST();
1063 >        }
1064 >        
1065 >        info[i].setDefaultEcr(theEcr, theEst);
1066 >      }
1067 >    }
1068 >  }
1069 > #ifdef IS_MPI
1070 >  strcpy(checkPointMsg, "post processing checks out");
1071 >  MPIcheckPoint();
1072 > #endif // is_mpi
1073 > }
1074 >  
1075 > void SimSetup::initSystemCoords(void){
1076 >  int i;
1077  
1078 <      dAtom->setA( rotMat );
1078 >  char* inName;
1079 >
1080 >  (info[0].getConfiguration())->createArrays(info[0].n_atoms);
1081 >
1082 >  for (i = 0; i < info[0].n_atoms; i++)
1083 >    info[0].atoms[i]->setCoords();
1084 >
1085 >  if (globals->haveInitialConfig()){
1086 >    InitializeFromFile* fileInit;
1087 > #ifdef IS_MPI // is_mpi
1088 >    if (worldRank == 0){
1089 > #endif //is_mpi
1090 >      inName = globals->getInitialConfig();
1091 >      fileInit = new InitializeFromFile(inName);
1092 > #ifdef IS_MPI
1093      }
1094 +    else
1095 +      fileInit = new InitializeFromFile(NULL);
1096 + #endif
1097 +    fileInit->readInit(info); // default velocities on
1098  
1099 <    current_atom_ndx++;
1099 >    delete fileInit;
1100    }
1101 +  else{
1102 +    
1103 +    // no init from bass
1104 +    
1105 +    sprintf(painCave.errMsg,
1106 +            "Cannot intialize a simulation without an initial configuration file.\n");
1107 +    painCave.isFatal = 1;;
1108 +    simError();
1109 +    
1110 +  }
1111  
1112 <  current_mol++;
1113 <  current_comp_mol++;
1112 > #ifdef IS_MPI
1113 >  strcpy(checkPointMsg, "Successfully read in the initial configuration");
1114 >  MPIcheckPoint();
1115 > #endif // is_mpi
1116 > }
1117  
1116  if( current_comp_mol >= components_nmol[current_comp] ){
1118  
1119 <    current_comp_mol = 0;
1120 <    current_comp++;
1119 > void SimSetup::makeOutNames(void){
1120 >  int k;
1121 >
1122 >
1123 >  for (k = 0; k < nInfo; k++){
1124 > #ifdef IS_MPI
1125 >    if (worldRank == 0){
1126 > #endif // is_mpi
1127 >
1128 >      if (globals->haveFinalConfig()){
1129 >        strcpy(info[k].finalName, globals->getFinalConfig());
1130 >      }
1131 >      else{
1132 >        strcpy(info[k].finalName, inFileName);
1133 >        char* endTest;
1134 >        int nameLength = strlen(info[k].finalName);
1135 >        endTest = &(info[k].finalName[nameLength - 5]);
1136 >        if (!strcmp(endTest, ".bass")){
1137 >          strcpy(endTest, ".eor");
1138 >        }
1139 >        else if (!strcmp(endTest, ".BASS")){
1140 >          strcpy(endTest, ".eor");
1141 >        }
1142 >        else{
1143 >          endTest = &(info[k].finalName[nameLength - 4]);
1144 >          if (!strcmp(endTest, ".bss")){
1145 >            strcpy(endTest, ".eor");
1146 >          }
1147 >          else if (!strcmp(endTest, ".mdl")){
1148 >            strcpy(endTest, ".eor");
1149 >          }
1150 >          else{
1151 >            strcat(info[k].finalName, ".eor");
1152 >          }
1153 >        }
1154 >      }
1155 >
1156 >      // make the sample and status out names
1157 >
1158 >      strcpy(info[k].sampleName, inFileName);
1159 >      char* endTest;
1160 >      int nameLength = strlen(info[k].sampleName);
1161 >      endTest = &(info[k].sampleName[nameLength - 5]);
1162 >      if (!strcmp(endTest, ".bass")){
1163 >        strcpy(endTest, ".dump");
1164 >      }
1165 >      else if (!strcmp(endTest, ".BASS")){
1166 >        strcpy(endTest, ".dump");
1167 >      }
1168 >      else{
1169 >        endTest = &(info[k].sampleName[nameLength - 4]);
1170 >        if (!strcmp(endTest, ".bss")){
1171 >          strcpy(endTest, ".dump");
1172 >        }
1173 >        else if (!strcmp(endTest, ".mdl")){
1174 >          strcpy(endTest, ".dump");
1175 >        }
1176 >        else{
1177 >          strcat(info[k].sampleName, ".dump");
1178 >        }
1179 >      }
1180 >
1181 >      strcpy(info[k].statusName, inFileName);
1182 >      nameLength = strlen(info[k].statusName);
1183 >      endTest = &(info[k].statusName[nameLength - 5]);
1184 >      if (!strcmp(endTest, ".bass")){
1185 >        strcpy(endTest, ".stat");
1186 >      }
1187 >      else if (!strcmp(endTest, ".BASS")){
1188 >        strcpy(endTest, ".stat");
1189 >      }
1190 >      else{
1191 >        endTest = &(info[k].statusName[nameLength - 4]);
1192 >        if (!strcmp(endTest, ".bss")){
1193 >          strcpy(endTest, ".stat");
1194 >        }
1195 >        else if (!strcmp(endTest, ".mdl")){
1196 >          strcpy(endTest, ".stat");
1197 >        }
1198 >        else{
1199 >          strcat(info[k].statusName, ".stat");
1200 >        }
1201 >      }
1202 >
1203 > #ifdef IS_MPI
1204 >
1205 >    }
1206 > #endif // is_mpi
1207 >  }
1208 > }
1209 >
1210 >
1211 > void SimSetup::sysObjectsCreation(void){
1212 >  int i, k;
1213 >
1214 >  // create the forceField
1215 >
1216 >  createFF();
1217 >
1218 >  // extract componentList
1219 >
1220 >  compList();
1221 >
1222 >  // calc the number of atoms, bond, bends, and torsions
1223 >
1224 >  calcSysValues();
1225 >
1226 > #ifdef IS_MPI
1227 >  // divide the molecules among the processors
1228 >
1229 >  mpiMolDivide();
1230 > #endif //is_mpi
1231 >
1232 >  // create the atom and SRI arrays. Also initialize Molecule Stamp ID's
1233 >
1234 >  makeSysArrays();
1235 >
1236 >  // make and initialize the molecules (all but atomic coordinates)
1237 >
1238 >  makeMolecules();
1239 >
1240 >  for (k = 0; k < nInfo; k++){
1241 >    info[k].identArray = new int[info[k].n_atoms];
1242 >    for (i = 0; i < info[k].n_atoms; i++){
1243 >      info[k].identArray[i] = info[k].atoms[i]->getIdent();
1244 >    }
1245 >  }
1246 > }
1247 >
1248 >
1249 > void SimSetup::createFF(void){
1250 >  switch (ffCase){
1251 >    case FF_DUFF:
1252 >      the_ff = new DUFF();
1253 >      break;
1254 >
1255 >    case FF_LJ:
1256 >      the_ff = new LJFF();
1257 >      break;
1258 >
1259 >    case FF_EAM:
1260 >      the_ff = new EAM_FF();
1261 >      break;
1262 >
1263 >    case FF_H2O:
1264 >      the_ff = new WATER();
1265 >      break;
1266 >
1267 >    default:
1268 >      sprintf(painCave.errMsg,
1269 >              "SimSetup Error. Unrecognized force field in case statement.\n");
1270 >      painCave.isFatal = 1;
1271 >      simError();
1272 >  }
1273 >
1274 > #ifdef IS_MPI
1275 >  strcpy(checkPointMsg, "ForceField creation successful");
1276 >  MPIcheckPoint();
1277 > #endif // is_mpi
1278 > }
1279 >
1280 >
1281 > void SimSetup::compList(void){
1282 >  int i;
1283 >  char* id;
1284 >  LinkedMolStamp* headStamp = new LinkedMolStamp();
1285 >  LinkedMolStamp* currentStamp = NULL;
1286 >  comp_stamps = new MoleculeStamp * [n_components];
1287 >
1288 >  // make an array of molecule stamps that match the components used.
1289 >  // also extract the used stamps out into a separate linked list
1290 >
1291 >  for (i = 0; i < nInfo; i++){
1292 >    info[i].nComponents = n_components;
1293 >    info[i].componentsNmol = components_nmol;
1294 >    info[i].compStamps = comp_stamps;
1295 >    info[i].headStamp = headStamp;
1296 >  }
1297 >
1298 >
1299 >  for (i = 0; i < n_components; i++){
1300 >    id = the_components[i]->getType();
1301 >    comp_stamps[i] = NULL;
1302 >
1303 >    // check to make sure the component isn't already in the list
1304 >
1305 >    comp_stamps[i] = headStamp->match(id);
1306 >    if (comp_stamps[i] == NULL){
1307 >      // extract the component from the list;
1308 >
1309 >      currentStamp = stamps->extractMolStamp(id);
1310 >      if (currentStamp == NULL){
1311 >        sprintf(painCave.errMsg,
1312 >                "SimSetup error: Component \"%s\" was not found in the "
1313 >                "list of declared molecules\n",
1314 >                id);
1315 >        painCave.isFatal = 1;
1316 >        simError();
1317 >      }
1318 >
1319 >      headStamp->add(currentStamp);
1320 >      comp_stamps[i] = headStamp->match(id);
1321 >    }
1322 >  }
1323 >
1324 > #ifdef IS_MPI
1325 >  strcpy(checkPointMsg, "Component stamps successfully extracted\n");
1326 >  MPIcheckPoint();
1327 > #endif // is_mpi
1328 > }
1329 >
1330 > void SimSetup::calcSysValues(void){
1331 >  int i;
1332 >
1333 >  int* molMembershipArray;
1334 >
1335 >  tot_atoms = 0;
1336 >  tot_bonds = 0;
1337 >  tot_bends = 0;
1338 >  tot_torsions = 0;
1339 >  tot_rigid = 0;
1340 >  for (i = 0; i < n_components; i++){
1341 >    tot_atoms += components_nmol[i] * comp_stamps[i]->getNAtoms();
1342 >    tot_bonds += components_nmol[i] * comp_stamps[i]->getNBonds();
1343 >    tot_bends += components_nmol[i] * comp_stamps[i]->getNBends();
1344 >    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
1345 >    tot_rigid += components_nmol[i] * comp_stamps[i]->getNRigidBodies();
1346 >  }
1347 >  
1348 >  tot_SRI = tot_bonds + tot_bends + tot_torsions;
1349 >  molMembershipArray = new int[tot_atoms];
1350 >
1351 >  for (i = 0; i < nInfo; i++){
1352 >    info[i].n_atoms = tot_atoms;
1353 >    info[i].n_bonds = tot_bonds;
1354 >    info[i].n_bends = tot_bends;
1355 >    info[i].n_torsions = tot_torsions;
1356 >    info[i].n_SRI = tot_SRI;
1357 >    info[i].n_mol = tot_nmol;
1358 >
1359 >    info[i].molMembershipArray = molMembershipArray;
1360 >  }
1361 > }
1362 >
1363 > #ifdef IS_MPI
1364 >
1365 > void SimSetup::mpiMolDivide(void){
1366 >  int i, j, k;
1367 >  int localMol, allMol;
1368 >  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
1369 >  int local_rigid;
1370 >  vector<int> globalMolIndex;
1371 >
1372 >  mpiSim = new mpiSimulation(info);
1373 >
1374 >  mpiSim->divideLabor();
1375 >  globalAtomIndex = mpiSim->getGlobalAtomIndex();
1376 >  //globalMolIndex = mpiSim->getGlobalMolIndex();
1377 >
1378 >  // set up the local variables
1379 >
1380 >  mol2proc = mpiSim->getMolToProcMap();
1381 >  molCompType = mpiSim->getMolComponentType();
1382 >
1383 >  allMol = 0;
1384 >  localMol = 0;
1385 >  local_atoms = 0;
1386 >  local_bonds = 0;
1387 >  local_bends = 0;
1388 >  local_torsions = 0;
1389 >  local_rigid = 0;
1390 >  globalAtomCounter = 0;
1391 >
1392 >  for (i = 0; i < n_components; i++){
1393 >    for (j = 0; j < components_nmol[i]; j++){
1394 >      if (mol2proc[allMol] == worldRank){
1395 >        local_atoms += comp_stamps[i]->getNAtoms();
1396 >        local_bonds += comp_stamps[i]->getNBonds();
1397 >        local_bends += comp_stamps[i]->getNBends();
1398 >        local_torsions += comp_stamps[i]->getNTorsions();
1399 >        local_rigid += comp_stamps[i]->getNRigidBodies();
1400 >        localMol++;
1401 >      }      
1402 >      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1403 >        info[0].molMembershipArray[globalAtomCounter] = allMol;
1404 >        globalAtomCounter++;
1405 >      }
1406 >
1407 >      allMol++;
1408 >    }
1409 >  }
1410 >  local_SRI = local_bonds + local_bends + local_torsions;
1411 >
1412 >  info[0].n_atoms = mpiSim->getMyNlocal();  
1413 >  
1414 >
1415 >  if (local_atoms != info[0].n_atoms){
1416 >    sprintf(painCave.errMsg,
1417 >            "SimSetup error: mpiSim's localAtom (%d) and SimSetup's\n"
1418 >            "\tlocalAtom (%d) are not equal.\n",
1419 >            info[0].n_atoms, local_atoms);
1420 >    painCave.isFatal = 1;
1421 >    simError();
1422 >  }
1423 >
1424 >  info[0].n_bonds = local_bonds;
1425 >  info[0].n_bends = local_bends;
1426 >  info[0].n_torsions = local_torsions;
1427 >  info[0].n_SRI = local_SRI;
1428 >  info[0].n_mol = localMol;
1429 >
1430 >  strcpy(checkPointMsg, "Passed nlocal consistency check.");
1431 >  MPIcheckPoint();
1432 > }
1433 >
1434 > #endif // is_mpi
1435 >
1436 >
1437 > void SimSetup::makeSysArrays(void){
1438 >
1439 > #ifndef IS_MPI
1440 >  int k, j;
1441 > #endif // is_mpi
1442 >  int i, l;
1443 >
1444 >  Atom** the_atoms;
1445 >  Molecule* the_molecules;
1446 >
1447 >  for (l = 0; l < nInfo; l++){
1448 >    // create the atom and short range interaction arrays
1449 >
1450 >    the_atoms = new Atom * [info[l].n_atoms];
1451 >    the_molecules = new Molecule[info[l].n_mol];
1452 >    int molIndex;
1453 >
1454 >    // initialize the molecule's stampID's
1455 >
1456 > #ifdef IS_MPI
1457 >
1458 >
1459 >    molIndex = 0;
1460 >    for (i = 0; i < mpiSim->getTotNmol(); i++){
1461 >      if (mol2proc[i] == worldRank){
1462 >        the_molecules[molIndex].setStampID(molCompType[i]);
1463 >        the_molecules[molIndex].setMyIndex(molIndex);
1464 >        the_molecules[molIndex].setGlobalIndex(i);
1465 >        molIndex++;
1466 >      }
1467 >    }
1468 >
1469 > #else // is_mpi
1470 >
1471 >    molIndex = 0;
1472 >    globalAtomCounter = 0;
1473 >    for (i = 0; i < n_components; i++){
1474 >      for (j = 0; j < components_nmol[i]; j++){
1475 >        the_molecules[molIndex].setStampID(i);
1476 >        the_molecules[molIndex].setMyIndex(molIndex);
1477 >        the_molecules[molIndex].setGlobalIndex(molIndex);
1478 >        for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1479 >          info[l].molMembershipArray[globalAtomCounter] = molIndex;
1480 >          globalAtomCounter++;
1481 >        }
1482 >        molIndex++;
1483 >      }
1484 >    }
1485 >
1486 >
1487 > #endif // is_mpi
1488 >
1489 >    info[l].globalExcludes = new int;
1490 >    info[l].globalExcludes[0] = 0;
1491 >    
1492 >    // set the arrays into the SimInfo object
1493 >
1494 >    info[l].atoms = the_atoms;
1495 >    info[l].molecules = the_molecules;
1496 >    info[l].nGlobalExcludes = 0;
1497 >
1498 >    the_ff->setSimInfo(info);
1499 >  }
1500 > }
1501 >
1502 > void SimSetup::makeIntegrator(void){
1503 >  int k;
1504 >
1505 >  NVE<RealIntegrator>* myNVE = NULL;
1506 >  NVT<RealIntegrator>* myNVT = NULL;
1507 >  NPTi<NPT<RealIntegrator> >* myNPTi = NULL;
1508 >  NPTf<NPT<RealIntegrator> >* myNPTf = NULL;
1509 >  NPTxyz<NPT<RealIntegrator> >* myNPTxyz = NULL;
1510 >  
1511 >  for (k = 0; k < nInfo; k++){
1512 >    switch (ensembleCase){
1513 >      case NVE_ENS:
1514 >        if (globals->haveZconstraints()){
1515 >          setupZConstraint(info[k]);
1516 >          myNVE = new ZConstraint<NVE<RealIntegrator> >(&(info[k]), the_ff);
1517 >        }
1518 >        else{
1519 >          myNVE = new NVE<RealIntegrator>(&(info[k]), the_ff);
1520 >        }
1521 >        
1522 >        info->the_integrator = myNVE;
1523 >        break;
1524 >
1525 >      case NVT_ENS:
1526 >        if (globals->haveZconstraints()){
1527 >          setupZConstraint(info[k]);
1528 >          myNVT = new ZConstraint<NVT<RealIntegrator> >(&(info[k]), the_ff);
1529 >        }
1530 >        else
1531 >          myNVT = new NVT<RealIntegrator>(&(info[k]), the_ff);
1532 >
1533 >        myNVT->setTargetTemp(globals->getTargetTemp());
1534 >
1535 >        if (globals->haveTauThermostat())
1536 >          myNVT->setTauThermostat(globals->getTauThermostat());
1537 >        else{
1538 >          sprintf(painCave.errMsg,
1539 >                  "SimSetup error: If you use the NVT\n"
1540 >                  "\tensemble, you must set tauThermostat.\n");
1541 >          painCave.isFatal = 1;
1542 >          simError();
1543 >        }
1544 >
1545 >        info->the_integrator = myNVT;
1546 >        break;
1547 >
1548 >      case NPTi_ENS:
1549 >        if (globals->haveZconstraints()){
1550 >          setupZConstraint(info[k]);
1551 >          myNPTi = new ZConstraint<NPTi<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1552 >        }
1553 >        else
1554 >          myNPTi = new NPTi<NPT<RealIntegrator> >(&(info[k]), the_ff);
1555 >
1556 >        myNPTi->setTargetTemp(globals->getTargetTemp());
1557 >
1558 >        if (globals->haveTargetPressure())
1559 >          myNPTi->setTargetPressure(globals->getTargetPressure());
1560 >        else{
1561 >          sprintf(painCave.errMsg,
1562 >                  "SimSetup error: If you use a constant pressure\n"
1563 >                  "\tensemble, you must set targetPressure in the BASS file.\n");
1564 >          painCave.isFatal = 1;
1565 >          simError();
1566 >        }
1567 >
1568 >        if (globals->haveTauThermostat())
1569 >          myNPTi->setTauThermostat(globals->getTauThermostat());
1570 >        else{
1571 >          sprintf(painCave.errMsg,
1572 >                  "SimSetup error: If you use an NPT\n"
1573 >                  "\tensemble, you must set tauThermostat.\n");
1574 >          painCave.isFatal = 1;
1575 >          simError();
1576 >        }
1577 >
1578 >        if (globals->haveTauBarostat())
1579 >          myNPTi->setTauBarostat(globals->getTauBarostat());
1580 >        else{
1581 >          sprintf(painCave.errMsg,
1582 >                  "SimSetup error: If you use an NPT\n"
1583 >                  "\tensemble, you must set tauBarostat.\n");
1584 >          painCave.isFatal = 1;
1585 >          simError();
1586 >        }
1587 >
1588 >        info->the_integrator = myNPTi;
1589 >        break;
1590 >
1591 >      case NPTf_ENS:
1592 >        if (globals->haveZconstraints()){
1593 >          setupZConstraint(info[k]);
1594 >          myNPTf = new ZConstraint<NPTf<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1595 >        }
1596 >        else
1597 >          myNPTf = new NPTf<NPT <RealIntegrator> >(&(info[k]), the_ff);
1598 >
1599 >        myNPTf->setTargetTemp(globals->getTargetTemp());
1600 >
1601 >        if (globals->haveTargetPressure())
1602 >          myNPTf->setTargetPressure(globals->getTargetPressure());
1603 >        else{
1604 >          sprintf(painCave.errMsg,
1605 >                  "SimSetup error: If you use a constant pressure\n"
1606 >                  "\tensemble, you must set targetPressure in the BASS file.\n");
1607 >          painCave.isFatal = 1;
1608 >          simError();
1609 >        }    
1610 >
1611 >        if (globals->haveTauThermostat())
1612 >          myNPTf->setTauThermostat(globals->getTauThermostat());
1613 >
1614 >        else{
1615 >          sprintf(painCave.errMsg,
1616 >                  "SimSetup error: If you use an NPT\n"
1617 >                  "\tensemble, you must set tauThermostat.\n");
1618 >          painCave.isFatal = 1;
1619 >          simError();
1620 >        }
1621 >
1622 >        if (globals->haveTauBarostat())
1623 >          myNPTf->setTauBarostat(globals->getTauBarostat());
1624 >
1625 >        else{
1626 >          sprintf(painCave.errMsg,
1627 >                  "SimSetup error: If you use an NPT\n"
1628 >                  "\tensemble, you must set tauBarostat.\n");
1629 >          painCave.isFatal = 1;
1630 >          simError();
1631 >        }
1632 >
1633 >        info->the_integrator = myNPTf;
1634 >        break;
1635 >
1636 >      case NPTxyz_ENS:
1637 >        if (globals->haveZconstraints()){
1638 >          setupZConstraint(info[k]);
1639 >          myNPTxyz = new ZConstraint<NPTxyz<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1640 >        }
1641 >        else
1642 >          myNPTxyz = new NPTxyz<NPT <RealIntegrator> >(&(info[k]), the_ff);
1643 >
1644 >        myNPTxyz->setTargetTemp(globals->getTargetTemp());
1645 >
1646 >        if (globals->haveTargetPressure())
1647 >          myNPTxyz->setTargetPressure(globals->getTargetPressure());
1648 >        else{
1649 >          sprintf(painCave.errMsg,
1650 >                  "SimSetup error: If you use a constant pressure\n"
1651 >                  "\tensemble, you must set targetPressure in the BASS file.\n");
1652 >          painCave.isFatal = 1;
1653 >          simError();
1654 >        }    
1655 >
1656 >        if (globals->haveTauThermostat())
1657 >          myNPTxyz->setTauThermostat(globals->getTauThermostat());
1658 >        else{
1659 >          sprintf(painCave.errMsg,
1660 >                  "SimSetup error: If you use an NPT\n"
1661 >                  "\tensemble, you must set tauThermostat.\n");
1662 >          painCave.isFatal = 1;
1663 >          simError();
1664 >        }
1665 >
1666 >        if (globals->haveTauBarostat())
1667 >          myNPTxyz->setTauBarostat(globals->getTauBarostat());
1668 >        else{
1669 >          sprintf(painCave.errMsg,
1670 >                  "SimSetup error: If you use an NPT\n"
1671 >                  "\tensemble, you must set tauBarostat.\n");
1672 >          painCave.isFatal = 1;
1673 >          simError();
1674 >        }
1675 >
1676 >        info->the_integrator = myNPTxyz;
1677 >        break;
1678 >
1679 >      default:
1680 >        sprintf(painCave.errMsg,
1681 >                "SimSetup Error. Unrecognized ensemble in case statement.\n");
1682 >        painCave.isFatal = 1;
1683 >        simError();
1684 >    }
1685    }
1686   }
1687 +
1688 + void SimSetup::initFortran(void){
1689 +  info[0].refreshSim();
1690 +
1691 +  if (!strcmp(info[0].mixingRule, "standard")){
1692 +    the_ff->initForceField(LB_MIXING_RULE);
1693 +  }
1694 +  else if (!strcmp(info[0].mixingRule, "explicit")){
1695 +    the_ff->initForceField(EXPLICIT_MIXING_RULE);
1696 +  }
1697 +  else{
1698 +    sprintf(painCave.errMsg, "SimSetup Error: unknown mixing rule -> \"%s\"\n",
1699 +            info[0].mixingRule);
1700 +    painCave.isFatal = 1;
1701 +    simError();
1702 +  }
1703 +
1704 +
1705 + #ifdef IS_MPI
1706 +  strcpy(checkPointMsg, "Successfully intialized the mixingRule for Fortran.");
1707 +  MPIcheckPoint();
1708 + #endif // is_mpi
1709 + }
1710 +
1711 + void SimSetup::setupZConstraint(SimInfo& theInfo){
1712 +  int nZConstraints;
1713 +  ZconStamp** zconStamp;
1714 +
1715 +  if (globals->haveZconstraintTime()){
1716 +    //add sample time of z-constraint  into SimInfo's property list                    
1717 +    DoubleData* zconsTimeProp = new DoubleData();
1718 +    zconsTimeProp->setID(ZCONSTIME_ID);
1719 +    zconsTimeProp->setData(globals->getZconsTime());
1720 +    theInfo.addProperty(zconsTimeProp);
1721 +  }
1722 +  else{
1723 +    sprintf(painCave.errMsg,
1724 +            "ZConstraint error: If you use a ZConstraint,\n"
1725 +            "\tyou must set zconsTime.\n");
1726 +    painCave.isFatal = 1;
1727 +    simError();
1728 +  }
1729 +
1730 +  //push zconsTol into siminfo, if user does not specify
1731 +  //value for zconsTol, a default value will be used
1732 +  DoubleData* zconsTol = new DoubleData();
1733 +  zconsTol->setID(ZCONSTOL_ID);
1734 +  if (globals->haveZconsTol()){
1735 +    zconsTol->setData(globals->getZconsTol());
1736 +  }
1737 +  else{
1738 +    double defaultZConsTol = 0.01;
1739 +    sprintf(painCave.errMsg,
1740 +            "ZConstraint Warning: Tolerance for z-constraint method is not specified.\n"
1741 +            "\tOOPSE will use a default value of %f.\n"
1742 +            "\tTo set the tolerance, use the zconsTol variable.\n",
1743 +            defaultZConsTol);
1744 +    painCave.isFatal = 0;
1745 +    simError();      
1746 +
1747 +    zconsTol->setData(defaultZConsTol);
1748 +  }
1749 +  theInfo.addProperty(zconsTol);
1750 +
1751 +  //set Force Subtraction Policy
1752 +  StringData* zconsForcePolicy = new StringData();
1753 +  zconsForcePolicy->setID(ZCONSFORCEPOLICY_ID);
1754 +
1755 +  if (globals->haveZconsForcePolicy()){
1756 +    zconsForcePolicy->setData(globals->getZconsForcePolicy());
1757 +  }
1758 +  else{
1759 +    sprintf(painCave.errMsg,
1760 +            "ZConstraint Warning: No force subtraction policy was set.\n"
1761 +            "\tOOPSE will use PolicyByMass.\n"
1762 +            "\tTo set the policy, use the zconsForcePolicy variable.\n");
1763 +    painCave.isFatal = 0;
1764 +    simError();
1765 +    zconsForcePolicy->setData("BYMASS");
1766 +  }
1767 +
1768 +  theInfo.addProperty(zconsForcePolicy);
1769 +
1770 +  //set zcons gap
1771 +  DoubleData* zconsGap = new DoubleData();
1772 +  zconsGap->setID(ZCONSGAP_ID);
1773 +
1774 +  if (globals->haveZConsGap()){
1775 +    zconsGap->setData(globals->getZconsGap());
1776 +    theInfo.addProperty(zconsGap);  
1777 +  }
1778 +
1779 +  //set zcons fixtime
1780 +  DoubleData* zconsFixtime = new DoubleData();
1781 +  zconsFixtime->setID(ZCONSFIXTIME_ID);
1782 +
1783 +  if (globals->haveZConsFixTime()){
1784 +    zconsFixtime->setData(globals->getZconsFixtime());
1785 +    theInfo.addProperty(zconsFixtime);  
1786 +  }
1787 +
1788 +  //set zconsUsingSMD
1789 +  IntData* zconsUsingSMD = new IntData();
1790 +  zconsUsingSMD->setID(ZCONSUSINGSMD_ID);
1791 +
1792 +  if (globals->haveZConsUsingSMD()){
1793 +    zconsUsingSMD->setData(globals->getZconsUsingSMD());
1794 +    theInfo.addProperty(zconsUsingSMD);  
1795 +  }
1796 +
1797 +  //Determine the name of ouput file and add it into SimInfo's property list
1798 +  //Be careful, do not use inFileName, since it is a pointer which
1799 +  //point to a string at master node, and slave nodes do not contain that string
1800 +
1801 +  string zconsOutput(theInfo.finalName);
1802 +
1803 +  zconsOutput = zconsOutput.substr(0, zconsOutput.rfind(".")) + ".fz";
1804 +
1805 +  StringData* zconsFilename = new StringData();
1806 +  zconsFilename->setID(ZCONSFILENAME_ID);
1807 +  zconsFilename->setData(zconsOutput);
1808 +
1809 +  theInfo.addProperty(zconsFilename);
1810 +
1811 +  //setup index, pos and other parameters of z-constraint molecules
1812 +  nZConstraints = globals->getNzConstraints();
1813 +  theInfo.nZconstraints = nZConstraints;
1814 +
1815 +  zconStamp = globals->getZconStamp();
1816 +  ZConsParaItem tempParaItem;
1817 +
1818 +  ZConsParaData* zconsParaData = new ZConsParaData();
1819 +  zconsParaData->setID(ZCONSPARADATA_ID);
1820 +
1821 +  for (int i = 0; i < nZConstraints; i++){
1822 +    tempParaItem.havingZPos = zconStamp[i]->haveZpos();
1823 +    tempParaItem.zPos = zconStamp[i]->getZpos();
1824 +    tempParaItem.zconsIndex = zconStamp[i]->getMolIndex();
1825 +    tempParaItem.kRatio = zconStamp[i]->getKratio();
1826 +    tempParaItem.havingCantVel = zconStamp[i]->haveCantVel();
1827 +    tempParaItem.cantVel = zconStamp[i]->getCantVel();    
1828 +    zconsParaData->addItem(tempParaItem);
1829 +  }
1830 +
1831 +  //check the uniqueness of index  
1832 +  if(!zconsParaData->isIndexUnique()){
1833 +    sprintf(painCave.errMsg,
1834 +            "ZConstraint Error: molIndex is not unique!\n");
1835 +    painCave.isFatal = 1;
1836 +    simError();
1837 +  }
1838 +
1839 +  //sort the parameters by index of molecules
1840 +  zconsParaData->sortByIndex();
1841 +  
1842 +  //push data into siminfo, therefore, we can retrieve later
1843 +  theInfo.addProperty(zconsParaData);
1844 + }
1845 +
1846 + void SimSetup::makeMinimizer(){
1847 +
1848 +  OOPSEMinimizer* myOOPSEMinimizer;
1849 +  MinimizerParameterSet* param;
1850 +  char minimizerName[100];
1851 +  
1852 +  for (int i = 0; i < nInfo; i++){
1853 +    
1854 +    //prepare parameter set for minimizer
1855 +    param = new MinimizerParameterSet();
1856 +    param->setDefaultParameter();
1857 +
1858 +    if (globals->haveMinimizer()){
1859 +      param->setFTol(globals->getMinFTol());
1860 +    }
1861 +
1862 +    if (globals->haveMinGTol()){
1863 +      param->setGTol(globals->getMinGTol());
1864 +    }
1865 +
1866 +    if (globals->haveMinMaxIter()){
1867 +      param->setMaxIteration(globals->getMinMaxIter());
1868 +    }
1869 +
1870 +    if (globals->haveMinWriteFrq()){
1871 +      param->setMaxIteration(globals->getMinMaxIter());
1872 +    }
1873 +
1874 +    if (globals->haveMinWriteFrq()){
1875 +      param->setWriteFrq(globals->getMinWriteFrq());
1876 +    }
1877 +    
1878 +    if (globals->haveMinStepSize()){
1879 +      param->setStepSize(globals->getMinStepSize());
1880 +    }
1881 +
1882 +    if (globals->haveMinLSMaxIter()){
1883 +      param->setLineSearchMaxIteration(globals->getMinLSMaxIter());
1884 +    }    
1885 +
1886 +    if (globals->haveMinLSTol()){
1887 +      param->setLineSearchTol(globals->getMinLSTol());
1888 +    }    
1889 +
1890 +    strcpy(minimizerName, globals->getMinimizer());
1891 +
1892 +    if (!strcasecmp(minimizerName, "CG")){
1893 +      myOOPSEMinimizer = new PRCGMinimizer(&(info[i]), the_ff, param);
1894 +    }
1895 +    else if (!strcasecmp(minimizerName, "SD")){
1896 +    //myOOPSEMinimizer = MinimizerFactory.creatMinimizer("", &(info[i]), the_ff, param);
1897 +      myOOPSEMinimizer = new SDMinimizer(&(info[i]), the_ff, param);
1898 +    }
1899 +    else{
1900 +          sprintf(painCave.errMsg,
1901 +                  "SimSetup error: Unrecognized Minimizer, use Conjugate Gradient \n");
1902 +          painCave.isFatal = 0;
1903 +          simError();
1904 +
1905 +      myOOPSEMinimizer = new PRCGMinimizer(&(info[i]), the_ff, param);          
1906 +    }
1907 +     info[i].the_integrator = myOOPSEMinimizer;
1908 +
1909 +     //store the minimizer into simInfo
1910 +     info[i].the_minimizer = myOOPSEMinimizer;
1911 +     info[i].has_minimizer = true;
1912 +  }
1913 +
1914 + }

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