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root/group/trunk/OOPSE/libmdtools/SimSetup.cpp
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Comparing trunk/OOPSE/libmdtools/SimSetup.cpp (file contents):
Revision 435 by mmeineke, Fri Mar 28 19:33:37 2003 UTC vs.
Revision 1108 by tim, Wed Apr 14 15:37:41 2004 UTC

# Line 1 | Line 1
1 < #include <cstdlib>
1 > #include <algorithm>
2 > #include <stdlib.h>
3   #include <iostream>
4 < #include <cmath>
5 <
4 > #include <math.h>
5 > #include <string>
6 > #include <sprng.h>
7   #include "SimSetup.hpp"
8 + #include "ReadWrite.hpp"
9   #include "parse_me.h"
10   #include "Integrator.hpp"
11   #include "simError.h"
12 + #include "RigidBody.hpp"
13 + //#include "ConjugateMinimizer.hpp"
14 + #include "OOPSEMinimizer.hpp"
15  
16   #ifdef IS_MPI
17   #include "mpiBASS.h"
18   #include "mpiSimulation.hpp"
19   #endif
20  
21 + // some defines for ensemble and Forcefield  cases
22 +
23 + #define NVE_ENS        0
24 + #define NVT_ENS        1
25 + #define NPTi_ENS       2
26 + #define NPTf_ENS       3
27 + #define NPTxyz_ENS     4
28 +
29 +
30 + #define FF_DUFF  0
31 + #define FF_LJ    1
32 + #define FF_EAM   2
33 + #define FF_H2O   3
34 +
35 + using namespace std;
36 +
37 + /**
38 + * Check whether dividend is divisble by divisor or not
39 + */
40 + bool isDivisible(double dividend, double divisor){
41 +  double tolerance = 0.000001;
42 +  double quotient;
43 +  double diff;
44 +  int intQuotient;
45 +  
46 +  quotient = dividend / divisor;
47 +
48 +  if (quotient < 0)
49 +    quotient = -quotient;
50 +
51 +  intQuotient = int (quotient + tolerance);
52 +
53 +  diff = fabs(fabs(dividend) - intQuotient  * fabs(divisor));
54 +
55 +  if (diff <= tolerance)
56 +    return true;
57 +  else
58 +    return false;  
59 + }
60 +
61   SimSetup::SimSetup(){
62 +  
63 +  initSuspend = false;
64 +  isInfoArray = 0;
65 +  nInfo = 1;
66 +
67    stamps = new MakeStamps();
68    globals = new Globals();
69 <  
69 >
70 >
71   #ifdef IS_MPI
72 <  strcpy( checkPointMsg, "SimSetup creation successful" );
72 >  strcpy(checkPointMsg, "SimSetup creation successful");
73    MPIcheckPoint();
74   #endif // IS_MPI
75   }
# Line 27 | Line 79 | SimSetup::~SimSetup(){
79    delete globals;
80   }
81  
82 < void SimSetup::parseFile( char* fileName ){
82 > void SimSetup::setSimInfo(SimInfo* the_info, int theNinfo){
83 >  info = the_info;
84 >  nInfo = theNinfo;
85 >  isInfoArray = 1;
86 >  initSuspend = true;
87 > }
88  
89 +
90 + void SimSetup::parseFile(char* fileName){
91   #ifdef IS_MPI
92 <  if( worldRank == 0 ){
92 >  if (worldRank == 0){
93   #endif // is_mpi
94 <    
94 >
95      inFileName = fileName;
96 <    set_interface_stamps( stamps, globals );
97 <    
96 >    set_interface_stamps(stamps, globals);
97 >
98   #ifdef IS_MPI
99      mpiEventInit();
100   #endif
101  
102 <    yacc_BASS( fileName );
102 >    yacc_BASS(fileName);
103  
104   #ifdef IS_MPI
105      throwMPIEvent(NULL);
106    }
107 <  else receiveParse();
107 >  else{
108 >    receiveParse();
109 >  }
110   #endif
111  
112   }
113  
114   #ifdef IS_MPI
115   void SimSetup::receiveParse(void){
116 <
117 <    set_interface_stamps( stamps, globals );
118 <    mpiEventInit();
119 <    MPIcheckPoint();
59 <    mpiEventLoop();
60 <
116 >  set_interface_stamps(stamps, globals);
117 >  mpiEventInit();
118 >  MPIcheckPoint();
119 >  mpiEventLoop();
120   }
121  
122   #endif // is_mpi
123  
124 < void SimSetup::createSim( void ){
124 > void SimSetup::createSim(void){
125  
126 <  MakeStamps *the_stamps;
68 <  Globals* the_globals;
69 <  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 <  
143 >    if( !(globals->getUseInitTime()) )
144 >      info[0].currentTime = 0.0;
145 >  }  
146  
147 <  // 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];
147 >  // make the output filenames
148  
149 <  if( !the_globals->haveNMol() ){
114 <    // we don't have the total number of molecules, so we assume it is
115 <    // given in each component
149 >  makeOutNames();
150  
151 <    tot_nmol = 0;
152 <    for( i=0; i<n_components; i++ ){
151 >  if (globals->haveMinimizer())
152 >    // make minimizer
153 >    makeMinimizer();
154 >  else
155 >    // make the integrator
156 >    makeIntegrator();
157 >  
158 > #ifdef IS_MPI
159 >  mpiSim->mpiRefresh();
160 > #endif
161  
162 <      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 <      }
162 >  // initialize the Fortran
163  
164 <      tot_nmol += the_components[i]->getNMol();
165 <      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 <  }
164 >  initFortran();
165 > }
166  
158 #ifdef IS_MPI
159  strcpy( checkPointMsg, "Have the number of components" );
160  MPIcheckPoint();
161 #endif // is_mpi
167  
168 <  // make an array of molecule stamps that match the components used.
169 <  // also extract the used stamps out into a separate linked list
168 > void SimSetup::makeMolecules(void){
169 >  int i, j, k;
170 >  int exI, exJ, exK, exL, slI, slJ;
171 >  int tempI, tempJ, tempK, tempL;
172 >  int molI;
173 >  int stampID, atomOffset, rbOffset;
174 >  molInit molInfo;
175 >  DirectionalAtom* dAtom;
176 >  RigidBody* myRB;
177 >  StuntDouble* mySD;
178 >  LinkedAssign* extras;
179 >  LinkedAssign* current_extra;
180 >  AtomStamp* currentAtom;
181 >  BondStamp* currentBond;
182 >  BendStamp* currentBend;
183 >  TorsionStamp* currentTorsion;
184 >  RigidBodyStamp* currentRigidBody;
185  
186 <  simnfo->nComponents = n_components;
187 <  simnfo->componentsNmol = components_nmol;
188 <  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++ ){
186 >  bond_pair* theBonds;
187 >  bend_set* theBends;
188 >  torsion_set* theTorsions;
189  
190 <    id = the_components[i]->getType();
177 <    comp_stamps[i] = NULL;
178 <    
179 <    // check to make sure the component isn't already in the list
190 >  set<int> skipList;
191  
192 <    comp_stamps[i] = headStamp->match( id );
193 <    if( comp_stamps[i] == NULL ){
194 <      
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 <  }
192 >  double phi, theta, psi;
193 >  char* molName;
194 >  char rbName[100];
195  
196 < #ifdef IS_MPI
202 <  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
203 <  MPIcheckPoint();
204 < #endif // is_mpi
205 <  
196 >  //init the forceField paramters
197  
198 +  the_ff->readParams();
199  
200 +  // init the atoms
201  
202 <  // caclulate the number of atoms, bonds, bends and torsions
202 >  int nMembers, nNew, rb1, rb2;
203  
204 <  tot_atoms = 0;
205 <  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 <  }
204 >  for (k = 0; k < nInfo; k++){
205 >    the_ff->setSimInfo(&(info[k]));
206  
207 <  tot_SRI = tot_bonds + tot_bends + tot_torsions;
207 >    atomOffset = 0;
208  
209 <  simnfo->n_atoms = tot_atoms;
210 <  simnfo->n_bonds = tot_bonds;
211 <  simnfo->n_bends = tot_bends;
228 <  simnfo->n_torsions = tot_torsions;
229 <  simnfo->n_SRI = tot_SRI;
230 <  simnfo->n_mol = tot_nmol;
209 >    for (i = 0; i < info[k].n_mol; i++){
210 >      stampID = info[k].molecules[i].getStampID();
211 >      molName = comp_stamps[stampID]->getID();
212  
213 <  
214 < #ifdef IS_MPI
213 >      molInfo.nAtoms = comp_stamps[stampID]->getNAtoms();
214 >      molInfo.nBonds = comp_stamps[stampID]->getNBonds();
215 >      molInfo.nBends = comp_stamps[stampID]->getNBends();
216 >      molInfo.nTorsions = comp_stamps[stampID]->getNTorsions();
217 >      molInfo.nRigidBodies = comp_stamps[stampID]->getNRigidBodies();
218 >      
219 >      molInfo.myAtoms = &(info[k].atoms[atomOffset]);
220  
221 <  // divide the molecules among processors here.
222 <  
223 <  mpiSim = new mpiSimulation( simnfo );
224 <  
239 <  
221 >      if (molInfo.nBonds > 0)
222 >        molInfo.myBonds = new (Bond *) [molInfo.nBonds];
223 >      else
224 >        molInfo.myBonds = NULL;
225  
226 <  globalIndex = mpiSim->divideLabor();
226 >      if (molInfo.nBends > 0)
227 >        molInfo.myBends = new (Bend *) [molInfo.nBends];
228 >      else
229 >        molInfo.myBends = NULL;
230  
231 <  // set up the local variables
232 <  
233 <  int localMol, allMol;
234 <  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
231 >      if (molInfo.nTorsions > 0)
232 >        molInfo.myTorsions = new (Torsion *) [molInfo.nTorsions];
233 >      else
234 >        molInfo.myTorsions = NULL;
235  
236 <  int* mol2proc = mpiSim->getMolToProcMap();
237 <  int* molCompType = mpiSim->getMolComponentType();
238 <  
251 <  allMol = 0;
252 <  localMol = 0;
253 <  local_atoms = 0;
254 <  local_bonds = 0;
255 <  local_bends = 0;
256 <  local_torsions = 0;
257 <  for( i=0; i<n_components; i++ ){
258 <
259 <    for( j=0; j<components_nmol[i]; j++ ){
236 >      theBonds = new bond_pair[molInfo.nBonds];
237 >      theBends = new bend_set[molInfo.nBends];
238 >      theTorsions = new torsion_set[molInfo.nTorsions];
239        
240 <      if( mol2proc[j] == worldRank ){
262 <        
263 <        local_atoms +=    comp_stamps[i]->getNAtoms();
264 <        local_bonds +=    comp_stamps[i]->getNBonds();
265 <        local_bends +=    comp_stamps[i]->getNBends();
266 <        local_torsions += comp_stamps[i]->getNTorsions();
267 <        localMol++;
268 <      }      
269 <      allMol++;
270 <    }
271 <  }
272 <  local_SRI = local_bonds + local_bends + local_torsions;
273 <  
240 >      // make the Atoms
241  
242 <  simnfo->n_atoms = mpiSim->getMyNlocal();  
243 <  
277 <  if( local_atoms != simnfo->n_atoms ){
278 <    sprintf( painCave.errMsg,
279 <             "SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
280 <             " localAtom (%d) are not equal.\n",
281 <             simnfo->n_atoms,
282 <             local_atoms );
283 <    painCave.isFatal = 1;
284 <    simError();
285 <  }
242 >      for (j = 0; j < molInfo.nAtoms; j++){
243 >        currentAtom = comp_stamps[stampID]->getAtom(j);
244  
245 <  simnfo->n_bonds = local_bonds;
246 <  simnfo->n_bends = local_bends;
247 <  simnfo->n_torsions = local_torsions;
248 <  simnfo->n_SRI = local_SRI;
249 <  simnfo->n_mol = localMol;
245 >        if (currentAtom->haveOrientation()){
246 >          dAtom = new DirectionalAtom((j + atomOffset),
247 >                                      info[k].getConfiguration());
248 >          info[k].n_oriented++;
249 >          molInfo.myAtoms[j] = dAtom;
250  
251 <  strcpy( checkPointMsg, "Passed nlocal consistency check." );
252 <  MPIcheckPoint();
253 <  
296 <  
297 < #endif // is_mpi
298 <  
251 >          // Directional Atoms have standard unit vectors which are oriented
252 >          // in space using the three Euler angles.  We assume the standard
253 >          // unit vector was originally along the z axis below.
254  
255 <  // create the atom and short range interaction arrays
255 >          phi = currentAtom->getEulerPhi() * M_PI / 180.0;
256 >          theta = currentAtom->getEulerTheta() * M_PI / 180.0;
257 >          psi = currentAtom->getEulerPsi()* M_PI / 180.0;
258  
259 <  Atom::createArrays(simnfo->n_atoms);
260 <  the_atoms = new Atom*[simnfo->n_atoms];
261 <  the_molecules = new Molecule[simnfo->n_mol];
262 <  int molIndex;
259 >          dAtom->setUnitFrameFromEuler(phi, theta, psi);
260 >            
261 >        }
262 >        else{
263  
264 <  // initialize the molecule's stampID's
264 >          molInfo.myAtoms[j] = new Atom((j + atomOffset), info[k].getConfiguration());
265 >        }
266  
267 +        molInfo.myAtoms[j]->setType(currentAtom->getType());
268 +
269   #ifdef IS_MPI
310  
270  
271 <  molIndex = 0;
313 <  for(i=0; i<mpiSim->getTotNmol(); i++){
314 <    
315 <    if(mol2proc[i] == worldRank ){
316 <      the_molecules[molIndex].setStampID( molCompType[i] );
317 <      molIndex++;
318 <    }
319 <  }
271 >        molInfo.myAtoms[j]->setGlobalIndex(globalAtomIndex[j + atomOffset]);
272  
321 #else // is_mpi
322  
323  molIndex = 0;
324  for(i=0; i<n_components; i++){
325    for(j=0; j<components_nmol[i]; j++ ){
326      the_molecules[molIndex].setStampID( i );
327      molIndex++;
328    }
329  }
330    
331
273   #endif // is_mpi
274 +      }
275  
276 +      // make the bonds
277 +      for (j = 0; j < molInfo.nBonds; j++){
278 +        currentBond = comp_stamps[stampID]->getBond(j);
279 +        theBonds[j].a = currentBond->getA() + atomOffset;
280 +        theBonds[j].b = currentBond->getB() + atomOffset;
281  
282 <  if( simnfo->n_SRI ){
283 <    
337 <    std::cerr << "n_SRI = " << simnfo->n_SRI << "\n";
338 <    
339 <    Exclude::createArray(simnfo->n_SRI);
340 <    the_excludes = new Exclude*[simnfo->n_SRI];
341 <    for( int ex=0; ex<simnfo->n_SRI; ex++) the_excludes[ex] = new Exclude(ex);
342 <    simnfo->globalExcludes = new int;
343 <    simnfo->n_exclude = tot_SRI;
344 <  }
345 <  else{
346 <    
347 <    Exclude::createArray( 1 );
348 <    the_excludes = new Exclude*;
349 <    the_excludes[0] = new Exclude(0);
350 <    the_excludes[0]->setPair( 0,0 );
351 <    simnfo->globalExcludes = new int;
352 <    simnfo->globalExcludes[0] = 0;
353 <    simnfo->n_exclude = 0;
354 <  }
282 >        tempI = theBonds[j].a;
283 >        tempJ = theBonds[j].b;
284  
285 <  // set the arrays into the SimInfo object
285 > #ifdef IS_MPI
286 >        exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
287 >        exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
288 > #else
289 >        exI = tempI + 1;
290 >        exJ = tempJ + 1;
291 > #endif
292  
293 <  simnfo->atoms = the_atoms;
294 <  simnfo->molecules = the_molecules;
360 <  simnfo->nGlobalExcludes = 0;
361 <  simnfo->excludes = the_excludes;
293 >        info[k].excludes->addPair(exI, exJ);
294 >      }
295  
296 +      //make the bends
297 +      for (j = 0; j < molInfo.nBends; j++){
298 +        currentBend = comp_stamps[stampID]->getBend(j);
299 +        theBends[j].a = currentBend->getA() + atomOffset;
300 +        theBends[j].b = currentBend->getB() + atomOffset;
301 +        theBends[j].c = currentBend->getC() + atomOffset;
302  
303 <  // get some of the tricky things that may still be in the globals
303 >        if (currentBend->haveExtras()){
304 >          extras = currentBend->getExtras();
305 >          current_extra = extras;
306  
307 <  
308 <  if( the_globals->haveBox() ){
309 <    simnfo->box_x = the_globals->getBox();
310 <    simnfo->box_y = the_globals->getBox();
311 <    simnfo->box_z = the_globals->getBox();
312 <  }
313 <  else if( the_globals->haveDensity() ){
307 >          while (current_extra != NULL){
308 >            if (!strcmp(current_extra->getlhs(), "ghostVectorSource")){
309 >              switch (current_extra->getType()){
310 >                case 0:
311 >                  theBends[j].ghost = current_extra->getInt() + atomOffset;
312 >                  theBends[j].isGhost = 1;
313 >                  break;
314  
315 <    double vol;
316 <    vol = (double)tot_nmol / the_globals->getDensity();
317 <    simnfo->box_x = pow( vol, ( 1.0 / 3.0 ) );
318 <    simnfo->box_y = simnfo->box_x;
319 <    simnfo->box_z = simnfo->box_x;
379 <  }
380 <  else{
381 <    if( !the_globals->haveBoxX() ){
382 <      sprintf( painCave.errMsg,
383 <               "SimSetup error, no periodic BoxX size given.\n" );
384 <      painCave.isFatal = 1;
385 <      simError();
386 <    }
387 <    simnfo->box_x = the_globals->getBoxX();
315 >                case 1:
316 >                  theBends[j].ghost = (int) current_extra->getDouble() +
317 >                                      atomOffset;
318 >                  theBends[j].isGhost = 1;
319 >                  break;
320  
321 <    if( !the_globals->haveBoxY() ){
322 <      sprintf( painCave.errMsg,
323 <               "SimSetup error, no periodic BoxY size given.\n" );
324 <      painCave.isFatal = 1;
325 <      simError();
326 <    }
327 <    simnfo->box_y = the_globals->getBoxY();
328 <
329 <    if( !the_globals->haveBoxZ() ){
330 <      sprintf( painCave.errMsg,
331 <               "SimSetup error, no periodic BoxZ size given.\n" );
332 <      painCave.isFatal = 1;
333 <      simError();
334 <    }
335 <    simnfo->box_z = the_globals->getBoxZ();
336 <  }
321 >                default:
322 >                  sprintf(painCave.errMsg,
323 >                          "SimSetup Error: ghostVectorSource was neither a "
324 >                          "double nor an int.\n"
325 >                          "-->Bend[%d] in %s\n",
326 >                          j, comp_stamps[stampID]->getID());
327 >                  painCave.isFatal = 1;
328 >                  simError();
329 >              }
330 >            }
331 >            else{
332 >              sprintf(painCave.errMsg,
333 >                      "SimSetup Error: unhandled bend assignment:\n"
334 >                      "    -->%s in Bend[%d] in %s\n",
335 >                      current_extra->getlhs(), j, comp_stamps[stampID]->getID());
336 >              painCave.isFatal = 1;
337 >              simError();
338 >            }
339  
340 +            current_extra = current_extra->getNext();
341 +          }
342 +        }
343 +
344 +        if (theBends[j].isGhost) {
345 +          
346 +          tempI = theBends[j].a;
347 +          tempJ = theBends[j].b;
348 +          
349   #ifdef IS_MPI
350 <  strcpy( checkPointMsg, "Box size set up" );
351 <  MPIcheckPoint();
352 < #endif // is_mpi
350 >          exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
351 >          exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
352 > #else
353 >          exI = tempI + 1;
354 >          exJ = tempJ + 1;
355 > #endif          
356 >          info[k].excludes->addPair(exI, exJ);
357  
358 +        } else {
359  
360 <  // initialize the arrays
360 >          tempI = theBends[j].a;
361 >          tempJ = theBends[j].b;
362 >          tempK = theBends[j].c;
363 >          
364 > #ifdef IS_MPI
365 >          exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
366 >          exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
367 >          exK = info[k].atoms[tempK]->getGlobalIndex() + 1;
368 > #else
369 >          exI = tempI + 1;
370 >          exJ = tempJ + 1;
371 >          exK = tempK + 1;
372 > #endif
373 >          
374 >          info[k].excludes->addPair(exI, exK);
375 >          info[k].excludes->addPair(exI, exJ);
376 >          info[k].excludes->addPair(exJ, exK);
377 >        }
378 >      }
379  
380 <  the_ff->setSimInfo( simnfo );
380 >      for (j = 0; j < molInfo.nTorsions; j++){
381 >        currentTorsion = comp_stamps[stampID]->getTorsion(j);
382 >        theTorsions[j].a = currentTorsion->getA() + atomOffset;
383 >        theTorsions[j].b = currentTorsion->getB() + atomOffset;
384 >        theTorsions[j].c = currentTorsion->getC() + atomOffset;
385 >        theTorsions[j].d = currentTorsion->getD() + atomOffset;
386  
387 <  makeMolecules();
388 <  simnfo->identArray = new int[simnfo->n_atoms];
389 <  for(i=0; i<simnfo->n_atoms; i++){
390 <    simnfo->identArray[i] = the_atoms[i]->getIdent();
420 <  }
421 <  
422 <  if (the_globals->getUseRF() ) {
423 <    simnfo->useReactionField = 1;
424 <  
425 <    if( !the_globals->haveECR() ){
426 <      sprintf( painCave.errMsg,
427 <               "SimSetup Warning: using default value of 1/2 the smallest "
428 <               "box length for the electrostaticCutoffRadius.\n"
429 <               "I hope you have a very fast processor!\n");
430 <      painCave.isFatal = 0;
431 <      simError();
432 <      double smallest;
433 <      smallest = simnfo->box_x;
434 <      if (simnfo->box_y <= smallest) smallest = simnfo->box_y;
435 <      if (simnfo->box_z <= smallest) smallest = simnfo->box_z;
436 <      simnfo->ecr = 0.5 * smallest;
437 <    } else {
438 <      simnfo->ecr        = the_globals->getECR();
439 <    }
387 >        tempI = theTorsions[j].a;      
388 >        tempJ = theTorsions[j].b;
389 >        tempK = theTorsions[j].c;
390 >        tempL = theTorsions[j].d;
391  
441    if( !the_globals->haveEST() ){
442      sprintf( painCave.errMsg,
443               "SimSetup Warning: using default value of 0.05 * the "
444               "electrostaticCutoffRadius for the electrostaticSkinThickness\n"
445               );
446      painCave.isFatal = 0;
447      simError();
448      simnfo->est = 0.05 * simnfo->ecr;
449    } else {
450      simnfo->est        = the_globals->getEST();
451    }
452    
453    if(!the_globals->haveDielectric() ){
454      sprintf( painCave.errMsg,
455               "SimSetup Error: You are trying to use Reaction Field without"
456               "setting a dielectric constant!\n"
457               );
458      painCave.isFatal = 1;
459      simError();
460    }
461    simnfo->dielectric = the_globals->getDielectric();  
462  } else {
463    if (simnfo->n_dipoles) {
464      
465      if( !the_globals->haveECR() ){
466        sprintf( painCave.errMsg,
467                 "SimSetup Warning: using default value of 1/2 the smallest"
468                 "box length for the electrostaticCutoffRadius.\n"
469                 "I hope you have a very fast processor!\n");
470        painCave.isFatal = 0;
471        simError();
472        double smallest;
473        smallest = simnfo->box_x;
474        if (simnfo->box_y <= smallest) smallest = simnfo->box_y;
475        if (simnfo->box_z <= smallest) smallest = simnfo->box_z;
476        simnfo->ecr = 0.5 * smallest;
477      } else {
478        simnfo->ecr        = the_globals->getECR();
479      }
480      
481      if( !the_globals->haveEST() ){
482        sprintf( painCave.errMsg,
483                 "SimSetup Warning: using default value of 5% of the"
484                 "electrostaticCutoffRadius for the "
485                 "electrostaticSkinThickness\n"
486                 );
487        painCave.isFatal = 0;
488        simError();
489        simnfo->est = 0.05 * simnfo->ecr;
490      } else {
491        simnfo->est        = the_globals->getEST();
492      }
493    }
494  }  
495
392   #ifdef IS_MPI
393 <  strcpy( checkPointMsg, "electrostatic parameters check out" );
394 <  MPIcheckPoint();
395 < #endif // is_mpi
396 <
397 < if( the_globals->haveInitialConfig() ){
398 <
399 <     InitializeFromFile* fileInit;
400 < #ifdef IS_MPI // is_mpi
401 <     if( worldRank == 0 ){
506 < #endif //is_mpi
507 <   fileInit = new InitializeFromFile( the_globals->getInitialConfig() );
508 < #ifdef IS_MPI
509 <     }else fileInit = new InitializeFromFile( NULL );
393 >        exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
394 >        exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
395 >        exK = info[k].atoms[tempK]->getGlobalIndex() + 1;
396 >        exL = info[k].atoms[tempL]->getGlobalIndex() + 1;
397 > #else
398 >        exI = tempI + 1;
399 >        exJ = tempJ + 1;
400 >        exK = tempK + 1;
401 >        exL = tempL + 1;
402   #endif
511   fileInit->read_xyz( simnfo ); // default velocities on
403  
404 <   delete fileInit;
405 < }
406 < else{
404 >        info[k].excludes->addPair(exI, exJ);
405 >        info[k].excludes->addPair(exI, exK);
406 >        info[k].excludes->addPair(exI, exL);        
407 >        info[k].excludes->addPair(exJ, exK);
408 >        info[k].excludes->addPair(exJ, exL);
409 >        info[k].excludes->addPair(exK, exL);
410 >      }
411  
412 < #ifdef IS_MPI
412 >      for (j = 0; j < molInfo.nRigidBodies; j++){
413  
414 <  // no init from bass
415 <  
521 <  sprintf( painCave.errMsg,
522 <           "Cannot intialize a parallel simulation without an initial configuration file.\n" );
523 <  painCave.isFatal;
524 <  simError();
525 <  
526 < #else
414 >        currentRigidBody = comp_stamps[stampID]->getRigidBody(j);
415 >        nMembers = currentRigidBody->getNMembers();
416  
417 <  initFromBass();
417 >        // Create the Rigid Body:
418  
419 +        myRB = new RigidBody();
420  
421 < #endif
422 < }
421 >        sprintf(rbName,"%s_RB_%s", molName, j);
422 >        myRB->setType(rbName);
423 >        
424 >        for (rb1 = 0; rb1 < nMembers; rb1++) {
425  
426 < #ifdef IS_MPI
427 <  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
536 <  MPIcheckPoint();
537 < #endif // is_mpi
426 >          // molI is atom numbering inside this molecule
427 >          molI = currentRigidBody->getMember(rb1);    
428  
429 +          // tempI is atom numbering on local processor
430 +          tempI = molI + atomOffset;
431  
432 <  
433 <
434 <  
432 >          // currentAtom is the AtomStamp (which we need for
433 >          // rigid body reference positions)
434 >          currentAtom = comp_stamps[stampID]->getAtom(molI);
435  
436 <  
436 >          // When we add to the rigid body, add the atom itself and
437 >          // the stamp info:
438 >
439 >          myRB->addAtom(info[k].atoms[tempI], currentAtom);
440 >          
441 >          // Add this atom to the Skip List for the integrators
442   #ifdef IS_MPI
443 <  if( worldRank == 0 ){
444 < #endif // is_mpi
445 <    
446 <    if( the_globals->haveFinalConfig() ){
447 <      strcpy( simnfo->finalName, the_globals->getFinalConfig() );
448 <    }
449 <    else{
450 <      strcpy( simnfo->finalName, inFileName );
451 <      char* endTest;
452 <      int nameLength = strlen( simnfo->finalName );
453 <      endTest = &(simnfo->finalName[nameLength - 5]);
454 <      if( !strcmp( endTest, ".bass" ) ){
455 <        strcpy( endTest, ".eor" );
456 <      }
457 <      else if( !strcmp( endTest, ".BASS" ) ){
458 <        strcpy( endTest, ".eor" );
459 <      }
460 <      else{
461 <        endTest = &(simnfo->finalName[nameLength - 4]);
565 <        if( !strcmp( endTest, ".bss" ) ){
566 <          strcpy( endTest, ".eor" );
567 <        }
568 <        else if( !strcmp( endTest, ".mdl" ) ){
569 <          strcpy( endTest, ".eor" );
570 <        }
571 <        else{
572 <          strcat( simnfo->finalName, ".eor" );
573 <        }
574 <      }
575 <    }
576 <    
577 <    // make the sample and status out names
578 <    
579 <    strcpy( simnfo->sampleName, inFileName );
580 <    char* endTest;
581 <    int nameLength = strlen( simnfo->sampleName );
582 <    endTest = &(simnfo->sampleName[nameLength - 5]);
583 <    if( !strcmp( endTest, ".bass" ) ){
584 <      strcpy( endTest, ".dump" );
585 <    }
586 <    else if( !strcmp( endTest, ".BASS" ) ){
587 <      strcpy( endTest, ".dump" );
588 <    }
589 <    else{
590 <      endTest = &(simnfo->sampleName[nameLength - 4]);
591 <      if( !strcmp( endTest, ".bss" ) ){
592 <        strcpy( endTest, ".dump" );
593 <      }
594 <      else if( !strcmp( endTest, ".mdl" ) ){
595 <        strcpy( endTest, ".dump" );
596 <      }
597 <      else{
598 <        strcat( simnfo->sampleName, ".dump" );
599 <      }
600 <    }
601 <    
602 <    strcpy( simnfo->statusName, inFileName );
603 <    nameLength = strlen( simnfo->statusName );
604 <    endTest = &(simnfo->statusName[nameLength - 5]);
605 <    if( !strcmp( endTest, ".bass" ) ){
606 <      strcpy( endTest, ".stat" );
607 <    }
608 <    else if( !strcmp( endTest, ".BASS" ) ){
609 <      strcpy( endTest, ".stat" );
610 <    }
611 <    else{
612 <      endTest = &(simnfo->statusName[nameLength - 4]);
613 <      if( !strcmp( endTest, ".bss" ) ){
614 <        strcpy( endTest, ".stat" );
615 <      }
616 <      else if( !strcmp( endTest, ".mdl" ) ){
617 <        strcpy( endTest, ".stat" );
618 <      }
619 <      else{
620 <        strcat( simnfo->statusName, ".stat" );
621 <      }
622 <    }
623 <    
443 >          slI = info[k].atoms[tempI]->getGlobalIndex();
444 > #else
445 >          slI = tempI;
446 > #endif
447 >          skipList.insert(slI);
448 >          
449 >        }
450 >        
451 >        for(rb1 = 0; rb1 < nMembers - 1; rb1++) {
452 >          for(rb2 = rb1+1; rb2 < nMembers; rb2++) {
453 >            
454 >            tempI = currentRigidBody->getMember(rb1);
455 >            tempJ = currentRigidBody->getMember(rb2);
456 >            
457 >            // Some explanation is required here.
458 >            // Fortran indexing starts at 1, while c indexing starts at 0
459 >            // Also, in parallel computations, the GlobalIndex is
460 >            // used for the exclude list:
461 >            
462   #ifdef IS_MPI
463 <  }
464 < #endif // is_mpi
465 <  
466 <  // set the status, sample, and themal kick times
467 <  
468 <  if( the_globals->haveSampleTime() ){
469 <    simnfo->sampleTime = the_globals->getSampleTime();
470 <    simnfo->statusTime = simnfo->sampleTime;
471 <    simnfo->thermalTime = simnfo->sampleTime;
472 <  }
473 <  else{
636 <    simnfo->sampleTime = the_globals->getRunTime();
637 <    simnfo->statusTime = simnfo->sampleTime;
638 <    simnfo->thermalTime = simnfo->sampleTime;
639 <  }
463 >            exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
464 >            exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
465 > #else
466 >            exI = tempI + 1;
467 >            exJ = tempJ + 1;
468 > #endif
469 >            
470 >            info[k].excludes->addPair(exI, exJ);
471 >            
472 >          }
473 >        }
474  
475 <  if( the_globals->haveStatusTime() ){
476 <    simnfo->statusTime = the_globals->getStatusTime();
477 <  }
475 >        molInfo.myRigidBodies.push_back(myRB);
476 >        info[k].rigidBodies.push_back(myRB);
477 >      }
478 >      
479  
480 <  if( the_globals->haveThermalTime() ){
481 <    simnfo->thermalTime = the_globals->getThermalTime();
647 <  }
480 >      // After this is all set up, scan through the atoms to
481 >      // see if they can be added to the integrableObjects:
482  
483 <  // check for the temperature set flag
483 >      for (j = 0; j < molInfo.nAtoms; j++){
484  
485 <  if( the_globals->haveTempSet() ) simnfo->setTemp = the_globals->getTempSet();
485 > #ifdef IS_MPI
486 >        slJ = molInfo.myAtoms[j]->getGlobalIndex();
487 > #else
488 >        slJ = j+atomOffset;
489 > #endif
490  
491 +        // if they aren't on the skip list, then they can be integrated
492  
493 < //   // make the longe range forces and the integrator
493 >        if (skipList.find(slJ) == skipList.end()) {
494 >          mySD = (StuntDouble *) molInfo.myAtoms[j];
495 >          info[k].integrableObjects.push_back(mySD);
496 >          molInfo.myIntegrableObjects.push_back(mySD);
497 >        }
498 >      }
499  
500 < //   new AllLong( simnfo );
500 >      // all rigid bodies are integrated:
501  
502 <  if( !strcmp( force_field, "TraPPE_Ex" ) ) new Symplectic( simnfo, the_ff );
503 <  if( !strcmp( force_field, "LJ" ) ) new Verlet( *simnfo, the_ff );
502 >      for (j = 0; j < molInfo.nRigidBodies; j++) {
503 >        mySD = (StuntDouble *) molInfo.myRigidBodies[j];
504 >        info[k].integrableObjects.push_back(mySD);      
505 >        molInfo.myIntegrableObjects.push_back(mySD);
506 >      }
507 >    
508 >      
509 >      // send the arrays off to the forceField for init.
510 >      
511 >      the_ff->initializeAtoms(molInfo.nAtoms, molInfo.myAtoms);
512 >      the_ff->initializeBonds(molInfo.nBonds, molInfo.myBonds, theBonds);
513 >      the_ff->initializeBends(molInfo.nBends, molInfo.myBends, theBends);
514 >      the_ff->initializeTorsions(molInfo.nTorsions, molInfo.myTorsions,
515 >                                 theTorsions);
516  
517 < #ifdef IS_MPI
662 <  mpiSim->mpiRefresh();
663 < #endif
517 >      info[k].molecules[i].initialize(molInfo);
518  
665  // initialize the Fortran
519  
520 <
521 <  simnfo->refreshSim();
522 <  
523 <  if( !strcmp( simnfo->mixingRule, "standard") ){
524 <    the_ff->initForceField( LB_MIXING_RULE );
520 >      atomOffset += molInfo.nAtoms;
521 >      delete[] theBonds;
522 >      delete[] theBends;
523 >      delete[] theTorsions;
524 >    }    
525    }
673  else if( !strcmp( simnfo->mixingRule, "explicit") ){
674    the_ff->initForceField( EXPLICIT_MIXING_RULE );
675  }
676  else{
677    sprintf( painCave.errMsg,
678             "SimSetup Error: unknown mixing rule -> \"%s\"\n",
679             simnfo->mixingRule );
680    painCave.isFatal = 1;
681    simError();
682  }
526  
684
527   #ifdef IS_MPI
528 <  strcpy( checkPointMsg,
687 <          "Successfully intialized the mixingRule for Fortran." );
528 >  sprintf(checkPointMsg, "all molecules initialized succesfully");
529    MPIcheckPoint();
530   #endif // is_mpi
690 }
531  
532 +  // clean up the forcefield
533  
534 < void SimSetup::makeMolecules( void ){
534 >  if (!globals->haveLJrcut()){
535  
536 <  int i, j, exI, exJ, tempEx, stampID, atomOffset, excludeOffset;
696 <  molInit info;
697 <  DirectionalAtom* dAtom;
698 <  LinkedAssign* extras;
699 <  LinkedAssign* current_extra;
700 <  AtomStamp* currentAtom;
701 <  BondStamp* currentBond;
702 <  BendStamp* currentBend;
703 <  TorsionStamp* currentTorsion;
536 >    the_ff->calcRcut();
537  
538 <  bond_pair* theBonds;
539 <  bend_set* theBends;
540 <  torsion_set* theTorsions;
538 >  } else {
539 >    
540 >    the_ff->setRcut( globals->getLJrcut() );
541 >  }
542  
543 <  
544 <  //init the forceField paramters
543 >  the_ff->cleanMe();
544 > }
545  
546 <  the_ff->readParams();
546 > void SimSetup::initFromBass(void){
547 >  int i, j, k;
548 >  int n_cells;
549 >  double cellx, celly, cellz;
550 >  double temp1, temp2, temp3;
551 >  int n_per_extra;
552 >  int n_extra;
553 >  int have_extra, done;
554  
555 <  
556 <  // init the atoms
555 >  double vel[3];
556 >  vel[0] = 0.0;
557 >  vel[1] = 0.0;
558 >  vel[2] = 0.0;
559  
560 <  double ux, uy, uz, u, uSqr;
561 <  
562 <  atomOffset = 0;
720 <  excludeOffset = 0;
721 <  for(i=0; i<simnfo->n_mol; i++){
722 <    
723 <    stampID = the_molecules[i].getStampID();
560 >  temp1 = (double) tot_nmol / 4.0;
561 >  temp2 = pow(temp1, (1.0 / 3.0));
562 >  temp3 = ceil(temp2);
563  
564 <    info.nAtoms    = comp_stamps[stampID]->getNAtoms();
565 <    info.nBonds    = comp_stamps[stampID]->getNBonds();
566 <    info.nBends    = comp_stamps[stampID]->getNBends();
567 <    info.nTorsions = comp_stamps[stampID]->getNTorsions();
729 <    info.nExcludes = info.nBonds + info.nBends + info.nTorsions;
564 >  have_extra = 0;
565 >  if (temp2 < temp3){
566 >    // we have a non-complete lattice
567 >    have_extra = 1;
568  
569 <    info.myAtoms = &the_atoms[atomOffset];
570 <    info.myExcludes = &the_excludes[excludeOffset];
571 <    info.myBonds = new Bond*[info.nBonds];
572 <    info.myBends = new Bend*[info.nBends];
573 <    info.myTorsions = new Torsion*[info.nTorsions];
569 >    n_cells = (int) temp3 - 1;
570 >    cellx = info[0].boxL[0] / temp3;
571 >    celly = info[0].boxL[1] / temp3;
572 >    cellz = info[0].boxL[2] / temp3;
573 >    n_extra = tot_nmol - (4 * n_cells * n_cells * n_cells);
574 >    temp1 = ((double) n_extra) / (pow(temp3, 3.0) - pow(n_cells, 3.0));
575 >    n_per_extra = (int) ceil(temp1);
576  
577 <    theBonds = new bond_pair[info.nBonds];
578 <    theBends = new bend_set[info.nBends];
579 <    theTorsions = new torsion_set[info.nTorsions];
580 <    
741 <    // make the Atoms
742 <    
743 <    for(j=0; j<info.nAtoms; j++){
744 <      
745 <      currentAtom = comp_stamps[stampID]->getAtom( j );
746 <      if( currentAtom->haveOrientation() ){
747 <        
748 <        dAtom = new DirectionalAtom(j + atomOffset);
749 <        simnfo->n_oriented++;
750 <        info.myAtoms[j] = dAtom;
751 <        
752 <        ux = currentAtom->getOrntX();
753 <        uy = currentAtom->getOrntY();
754 <        uz = currentAtom->getOrntZ();
755 <        
756 <        uSqr = (ux * ux) + (uy * uy) + (uz * uz);
757 <        
758 <        u = sqrt( uSqr );
759 <        ux = ux / u;
760 <        uy = uy / u;
761 <        uz = uz / u;
762 <        
763 <        dAtom->setSUx( ux );
764 <        dAtom->setSUy( uy );
765 <        dAtom->setSUz( uz );
766 <      }
767 <      else{
768 <        info.myAtoms[j] = new GeneralAtom(j + atomOffset);
769 <      }
770 <      info.myAtoms[j]->setType( currentAtom->getType() );
771 <    
772 < #ifdef IS_MPI
773 <      
774 <      info.myAtoms[j]->setGlobalIndex( globalIndex[j+atomOffset] );
775 <      
776 < #endif // is_mpi
777 <    }
778 <    
779 <    // make the bonds
780 <    for(j=0; j<info.nBonds; j++){
781 <      
782 <      currentBond = comp_stamps[stampID]->getBond( j );
783 <      theBonds[j].a = currentBond->getA() + atomOffset;
784 <      theBonds[j].b = currentBond->getB() + atomOffset;
785 <
786 <      exI = theBonds[j].a;
787 <      exJ = theBonds[j].b;
788 <
789 <      // exclude_I must always be the smaller of the pair
790 <      if( exI > exJ ){
791 <        tempEx = exI;
792 <        exI = exJ;
793 <        exJ = tempEx;
794 <      }
795 < #ifdef IS_MPI
796 <      tempEx = exI;
797 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
798 <      tempEx = exJ;
799 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
800 <      
801 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
802 < #else  // isn't MPI
803 <
804 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
805 < #endif  //is_mpi
806 <    }
807 <    excludeOffset += info.nBonds;
808 <
809 <    //make the bends
810 <    for(j=0; j<info.nBends; j++){
811 <      
812 <      currentBend = comp_stamps[stampID]->getBend( j );
813 <      theBends[j].a = currentBend->getA() + atomOffset;
814 <      theBends[j].b = currentBend->getB() + atomOffset;
815 <      theBends[j].c = currentBend->getC() + atomOffset;
816 <          
817 <      if( currentBend->haveExtras() ){
818 <            
819 <        extras = currentBend->getExtras();
820 <        current_extra = extras;
821 <            
822 <        while( current_extra != NULL ){
823 <          if( !strcmp( current_extra->getlhs(), "ghostVectorSource" )){
824 <                
825 <            switch( current_extra->getType() ){
826 <              
827 <            case 0:
828 <              theBends[j].ghost =
829 <                current_extra->getInt() + atomOffset;
830 <              theBends[j].isGhost = 1;
831 <              break;
832 <                  
833 <            case 1:
834 <              theBends[j].ghost =
835 <                (int)current_extra->getDouble() + atomOffset;
836 <              theBends[j].isGhost = 1;
837 <              break;
838 <              
839 <            default:
840 <              sprintf( painCave.errMsg,
841 <                       "SimSetup Error: ghostVectorSource was neither a "
842 <                       "double nor an int.\n"
843 <                       "-->Bend[%d] in %s\n",
844 <                       j, comp_stamps[stampID]->getID() );
845 <              painCave.isFatal = 1;
846 <              simError();
847 <            }
848 <          }
849 <          
850 <          else{
851 <            
852 <            sprintf( painCave.errMsg,
853 <                     "SimSetup Error: unhandled bend assignment:\n"
854 <                     "    -->%s in Bend[%d] in %s\n",
855 <                     current_extra->getlhs(),
856 <                     j, comp_stamps[stampID]->getID() );
857 <            painCave.isFatal = 1;
858 <            simError();
859 <          }
860 <          
861 <          current_extra = current_extra->getNext();
862 <        }
863 <      }
864 <          
865 <      if( !theBends[j].isGhost ){
866 <            
867 <        exI = theBends[j].a;
868 <        exJ = theBends[j].c;
869 <      }
870 <      else{
871 <        
872 <        exI = theBends[j].a;
873 <        exJ = theBends[j].b;
874 <      }
875 <      
876 <      // exclude_I must always be the smaller of the pair
877 <      if( exI > exJ ){
878 <        tempEx = exI;
879 <        exI = exJ;
880 <        exJ = tempEx;
881 <      }
882 < #ifdef IS_MPI
883 <      tempEx = exI;
884 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
885 <      tempEx = exJ;
886 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
887 <      
888 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
889 < #else  // isn't MPI
890 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
891 < #endif  //is_mpi
892 <    }
893 <    excludeOffset += info.nBends;
894 <
895 <    for(j=0; j<info.nTorsions; j++){
896 <      
897 <      currentTorsion = comp_stamps[stampID]->getTorsion( j );
898 <      theTorsions[j].a = currentTorsion->getA() + atomOffset;
899 <      theTorsions[j].b = currentTorsion->getB() + atomOffset;
900 <      theTorsions[j].c = currentTorsion->getC() + atomOffset;
901 <      theTorsions[j].d = currentTorsion->getD() + atomOffset;
902 <      
903 <      exI = theTorsions[j].a;
904 <      exJ = theTorsions[j].d;
905 <
906 <      // exclude_I must always be the smaller of the pair
907 <      if( exI > exJ ){
908 <        tempEx = exI;
909 <        exI = exJ;
910 <        exJ = tempEx;
911 <      }
912 < #ifdef IS_MPI
913 <      tempEx = exI;
914 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
915 <      tempEx = exJ;
916 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
917 <      
918 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
919 < #else  // isn't MPI
920 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
921 < #endif  //is_mpi
922 <    }
923 <    excludeOffset += info.nTorsions;
924 <
925 <    
926 <    // send the arrays off to the forceField for init.
927 <
928 <    the_ff->initializeAtoms( info.nAtoms, info.myAtoms );
929 <    the_ff->initializeBonds( info.nBonds, info.myBonds, theBonds );
930 <    the_ff->initializeBends( info.nBends, info.myBends, theBends );
931 <    the_ff->initializeTorsions( info.nTorsions, info.myTorsions, theTorsions );
932 <
933 <
934 <    the_molecules[i].initialize( info );
935 <    atomOffset += info.nAtoms;
936 <    delete[] theBonds;
937 <    delete[] theBends;
938 <    delete[] theTorsions;
939 <  }
940 <
941 < #ifdef IS_MPI
942 <  sprintf( checkPointMsg, "all molecules initialized succesfully" );
943 <  MPIcheckPoint();
944 < #endif // is_mpi
945 <
946 <  // clean up the forcefield
947 <  the_ff->calcRcut();
948 <  the_ff->cleanMe();
949 <
950 < }
951 <
952 < void SimSetup::initFromBass( void ){
953 <
954 <  int i, j, k;
955 <  int n_cells;
956 <  double cellx, celly, cellz;
957 <  double temp1, temp2, temp3;
958 <  int n_per_extra;
959 <  int n_extra;
960 <  int have_extra, done;
961 <
962 <  temp1 = (double)tot_nmol / 4.0;
963 <  temp2 = pow( temp1, ( 1.0 / 3.0 ) );
964 <  temp3 = ceil( temp2 );
965 <
966 <  have_extra =0;
967 <  if( temp2 < temp3 ){ // we have a non-complete lattice
968 <    have_extra =1;
969 <
970 <    n_cells = (int)temp3 - 1;
971 <    cellx = simnfo->box_x / temp3;
972 <    celly = simnfo->box_y / temp3;
973 <    cellz = simnfo->box_z / temp3;
974 <    n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
975 <    temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
976 <    n_per_extra = (int)ceil( temp1 );
977 <
978 <    if( n_per_extra > 4){
979 <      sprintf( painCave.errMsg,
980 <               "SimSetup error. There has been an error in constructing"
981 <               " the non-complete lattice.\n" );
577 >    if (n_per_extra > 4){
578 >      sprintf(painCave.errMsg,
579 >              "SimSetup error. There has been an error in constructing"
580 >              " the non-complete lattice.\n");
581        painCave.isFatal = 1;
582        simError();
583      }
584    }
585    else{
586 <    n_cells = (int)temp3;
587 <    cellx = simnfo->box_x / temp3;
588 <    celly = simnfo->box_y / temp3;
589 <    cellz = simnfo->box_z / temp3;
586 >    n_cells = (int) temp3;
587 >    cellx = info[0].boxL[0] / temp3;
588 >    celly = info[0].boxL[1] / temp3;
589 >    cellz = info[0].boxL[2] / temp3;
590    }
591  
592    current_mol = 0;
# Line 995 | Line 594 | void SimSetup::initFromBass( void ){
594    current_comp = 0;
595    current_atom_ndx = 0;
596  
597 <  for( i=0; i < n_cells ; i++ ){
598 <    for( j=0; j < n_cells; j++ ){
599 <      for( k=0; k < n_cells; k++ ){
597 >  for (i = 0; i < n_cells ; i++){
598 >    for (j = 0; j < n_cells; j++){
599 >      for (k = 0; k < n_cells; k++){
600 >        makeElement(i * cellx, j * celly, k * cellz);
601  
602 <        makeElement( i * cellx,
1003 <                     j * celly,
1004 <                     k * cellz );
602 >        makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly, k * cellz);
603  
604 <        makeElement( i * cellx + 0.5 * cellx,
1007 <                     j * celly + 0.5 * celly,
1008 <                     k * cellz );
604 >        makeElement(i * cellx, j * celly + 0.5 * celly, k * cellz + 0.5 * cellz);
605  
606 <        makeElement( i * cellx,
1011 <                     j * celly + 0.5 * celly,
1012 <                     k * cellz + 0.5 * cellz );
1013 <
1014 <        makeElement( i * cellx + 0.5 * cellx,
1015 <                     j * celly,
1016 <                     k * cellz + 0.5 * cellz );
606 >        makeElement(i * cellx + 0.5 * cellx, j * celly, k * cellz + 0.5 * cellz);
607        }
608      }
609    }
610  
611 <  if( have_extra ){
611 >  if (have_extra){
612      done = 0;
613  
614      int start_ndx;
615 <    for( i=0; i < (n_cells+1) && !done; i++ ){
616 <      for( j=0; j < (n_cells+1) && !done; j++ ){
615 >    for (i = 0; i < (n_cells + 1) && !done; i++){
616 >      for (j = 0; j < (n_cells + 1) && !done; j++){
617 >        if (i < n_cells){
618 >          if (j < n_cells){
619 >            start_ndx = n_cells;
620 >          }
621 >          else
622 >            start_ndx = 0;
623 >        }
624 >        else
625 >          start_ndx = 0;
626  
627 <        if( i < n_cells ){
627 >        for (k = start_ndx; k < (n_cells + 1) && !done; k++){
628 >          makeElement(i * cellx, j * celly, k * cellz);
629 >          done = (current_mol >= tot_nmol);
630  
631 <          if( j < n_cells ){
632 <            start_ndx = n_cells;
633 <          }
634 <          else start_ndx = 0;
635 <        }
1035 <        else start_ndx = 0;
631 >          if (!done && n_per_extra > 1){
632 >            makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly,
633 >                        k * cellz);
634 >            done = (current_mol >= tot_nmol);
635 >          }
636  
637 <        for( k=start_ndx; k < (n_cells+1) && !done; k++ ){
637 >          if (!done && n_per_extra > 2){
638 >            makeElement(i * cellx, j * celly + 0.5 * celly,
639 >                        k * cellz + 0.5 * cellz);
640 >            done = (current_mol >= tot_nmol);
641 >          }
642  
643 <          makeElement( i * cellx,
644 <                       j * celly,
645 <                       k * cellz );
646 <          done = ( current_mol >= tot_nmol );
647 <
648 <          if( !done && n_per_extra > 1 ){
1045 <            makeElement( i * cellx + 0.5 * cellx,
1046 <                         j * celly + 0.5 * celly,
1047 <                         k * cellz );
1048 <            done = ( current_mol >= tot_nmol );
1049 <          }
1050 <
1051 <          if( !done && n_per_extra > 2){
1052 <            makeElement( i * cellx,
1053 <                         j * celly + 0.5 * celly,
1054 <                         k * cellz + 0.5 * cellz );
1055 <            done = ( current_mol >= tot_nmol );
1056 <          }
1057 <
1058 <          if( !done && n_per_extra > 3){
1059 <            makeElement( i * cellx + 0.5 * cellx,
1060 <                         j * celly,
1061 <                         k * cellz + 0.5 * cellz );
1062 <            done = ( current_mol >= tot_nmol );
1063 <          }
1064 <        }
643 >          if (!done && n_per_extra > 3){
644 >            makeElement(i * cellx + 0.5 * cellx, j * celly,
645 >                        k * cellz + 0.5 * cellz);
646 >            done = (current_mol >= tot_nmol);
647 >          }
648 >        }
649        }
650      }
651    }
652  
653 <
654 <  for( i=0; i<simnfo->n_atoms; i++ ){
1071 <    simnfo->atoms[i]->set_vx( 0.0 );
1072 <    simnfo->atoms[i]->set_vy( 0.0 );
1073 <    simnfo->atoms[i]->set_vz( 0.0 );
653 >  for (i = 0; i < info[0].n_atoms; i++){
654 >    info[0].atoms[i]->setVel(vel);
655    }
656   }
657  
658 < void SimSetup::makeElement( double x, double y, double z ){
1078 <
658 > void SimSetup::makeElement(double x, double y, double z){
659    int k;
660    AtomStamp* current_atom;
661    DirectionalAtom* dAtom;
662    double rotMat[3][3];
663 +  double pos[3];
664  
665 <  for( k=0; k<comp_stamps[current_comp]->getNAtoms(); k++ ){
666 <
667 <    current_atom = comp_stamps[current_comp]->getAtom( k );
668 <    if( !current_atom->havePosition() ){
669 <      sprintf( painCave.errMsg,
670 <               "SimSetup:initFromBass error.\n"
671 <               "\tComponent %s, atom %s does not have a position specified.\n"
672 <               "\tThe initialization routine is unable to give a start"
673 <               " position.\n",
1093 <               comp_stamps[current_comp]->getID(),
1094 <               current_atom->getType() );
665 >  for (k = 0; k < comp_stamps[current_comp]->getNAtoms(); k++){
666 >    current_atom = comp_stamps[current_comp]->getAtom(k);
667 >    if (!current_atom->havePosition()){
668 >      sprintf(painCave.errMsg,
669 >              "SimSetup:initFromBass error.\n"
670 >              "\tComponent %s, atom %s does not have a position specified.\n"
671 >              "\tThe initialization routine is unable to give a start"
672 >              " position.\n",
673 >              comp_stamps[current_comp]->getID(), current_atom->getType());
674        painCave.isFatal = 1;
675        simError();
676      }
677  
678 <    the_atoms[current_atom_ndx]->setX( x + current_atom->getPosX() );
679 <    the_atoms[current_atom_ndx]->setY( y + current_atom->getPosY() );
680 <    the_atoms[current_atom_ndx]->setZ( z + current_atom->getPosZ() );
678 >    pos[0] = x + current_atom->getPosX();
679 >    pos[1] = y + current_atom->getPosY();
680 >    pos[2] = z + current_atom->getPosZ();
681  
682 <    if( the_atoms[current_atom_ndx]->isDirectional() ){
682 >    info[0].atoms[current_atom_ndx]->setPos(pos);
683  
684 <      dAtom = (DirectionalAtom *)the_atoms[current_atom_ndx];
684 >    if (info[0].atoms[current_atom_ndx]->isDirectional()){
685 >      dAtom = (DirectionalAtom *) info[0].atoms[current_atom_ndx];
686  
687        rotMat[0][0] = 1.0;
688        rotMat[0][1] = 0.0;
# Line 1116 | Line 696 | void SimSetup::makeElement( double x, double y, double
696        rotMat[2][1] = 0.0;
697        rotMat[2][2] = 1.0;
698  
699 <      dAtom->setA( rotMat );
699 >      dAtom->setA(rotMat);
700      }
701  
702      current_atom_ndx++;
# Line 1125 | Line 705 | void SimSetup::makeElement( double x, double y, double
705    current_mol++;
706    current_comp_mol++;
707  
708 <  if( current_comp_mol >= components_nmol[current_comp] ){
1129 <
708 >  if (current_comp_mol >= components_nmol[current_comp]){
709      current_comp_mol = 0;
710      current_comp++;
711 +  }
712 + }
713 +
714 +
715 + void SimSetup::gatherInfo(void){
716 +  int i;
717 +
718 +  ensembleCase = -1;
719 +  ffCase = -1;
720 +
721 +  // set the easy ones first
722 +
723 +  for (i = 0; i < nInfo; i++){
724 +    info[i].target_temp = globals->getTargetTemp();
725 +    info[i].dt = globals->getDt();
726 +    info[i].run_time = globals->getRunTime();
727 +  }
728 +  n_components = globals->getNComponents();
729 +
730 +
731 +  // get the forceField
732 +
733 +  strcpy(force_field, globals->getForceField());
734 +
735 +  if (!strcasecmp(force_field, "DUFF")){
736 +    ffCase = FF_DUFF;
737 +  }
738 +  else if (!strcasecmp(force_field, "LJ")){
739 +    ffCase = FF_LJ;
740 +  }
741 +  else if (!strcasecmp(force_field, "EAM")){
742 +    ffCase = FF_EAM;
743 +  }
744 +  else if (!strcasecmp(force_field, "WATER")){
745 +    ffCase = FF_H2O;
746 +  }
747 +  else{
748 +    sprintf(painCave.errMsg, "SimSetup Error. Unrecognized force field -> %s\n",
749 +            force_field);
750 +         painCave.isFatal = 1;
751 +         simError();
752 +  }
753 +
754 +    // get the ensemble
755 +
756 +  strcpy(ensemble, globals->getEnsemble());
757 +
758 +  if (!strcasecmp(ensemble, "NVE")){
759 +    ensembleCase = NVE_ENS;
760 +  }
761 +  else if (!strcasecmp(ensemble, "NVT")){
762 +    ensembleCase = NVT_ENS;
763 +  }
764 +  else if (!strcasecmp(ensemble, "NPTi") || !strcasecmp(ensemble, "NPT")){
765 +    ensembleCase = NPTi_ENS;
766 +  }
767 +  else if (!strcasecmp(ensemble, "NPTf")){
768 +    ensembleCase = NPTf_ENS;
769 +  }
770 +  else if (!strcasecmp(ensemble, "NPTxyz")){
771 +    ensembleCase = NPTxyz_ENS;
772 +  }
773 +  else{
774 +    sprintf(painCave.errMsg,
775 +            "SimSetup Warning. Unrecognized Ensemble -> %s \n"
776 +            "\treverting to NVE for this simulation.\n",
777 +            ensemble);
778 +         painCave.isFatal = 0;
779 +         simError();
780 +         strcpy(ensemble, "NVE");
781 +         ensembleCase = NVE_ENS;
782 +  }  
783 +
784 +  for (i = 0; i < nInfo; i++){
785 +    strcpy(info[i].ensemble, ensemble);
786 +
787 +    // get the mixing rule
788 +
789 +    strcpy(info[i].mixingRule, globals->getMixingRule());
790 +    info[i].usePBC = globals->getPBC();
791 +  }
792 +
793 +  // get the components and calculate the tot_nMol and indvidual n_mol
794 +
795 +  the_components = globals->getComponents();
796 +  components_nmol = new int[n_components];
797 +
798 +
799 +  if (!globals->haveNMol()){
800 +    // we don't have the total number of molecules, so we assume it is
801 +    // given in each component
802 +
803 +    tot_nmol = 0;
804 +    for (i = 0; i < n_components; i++){
805 +      if (!the_components[i]->haveNMol()){
806 +        // we have a problem
807 +        sprintf(painCave.errMsg,
808 +                "SimSetup Error. No global NMol or component NMol given.\n"
809 +                "\tCannot calculate the number of atoms.\n");
810 +        painCave.isFatal = 1;
811 +        simError();
812 +      }
813 +
814 +      tot_nmol += the_components[i]->getNMol();
815 +      components_nmol[i] = the_components[i]->getNMol();
816 +    }
817 +  }
818 +  else{
819 +    sprintf(painCave.errMsg,
820 +            "SimSetup error.\n"
821 +            "\tSorry, the ability to specify total"
822 +            " nMols and then give molfractions in the components\n"
823 +            "\tis not currently supported."
824 +            " Please give nMol in the components.\n");
825 +    painCave.isFatal = 1;
826 +    simError();
827 +  }
828 +
829 +  //check whether sample time, status time, thermal time and reset time are divisble by dt
830 +  if (!isDivisible(globals->getSampleTime(), globals->getDt())){
831 +    sprintf(painCave.errMsg,
832 +            "Sample time is not divisible by dt.\n"
833 +            "\tThis will result in samples that are not uniformly\n"
834 +            "\tdistributed in time.  If this is a problem, change\n"
835 +            "\tyour sampleTime variable.\n");
836 +    painCave.isFatal = 0;
837 +    simError();    
838 +  }
839 +
840 +  if (globals->haveStatusTime() && !isDivisible(globals->getSampleTime(), globals->getDt())){
841 +    sprintf(painCave.errMsg,
842 +            "Status time is not divisible by dt.\n"
843 +            "\tThis will result in status reports that are not uniformly\n"
844 +            "\tdistributed in time.  If this is a problem, change \n"
845 +            "\tyour statusTime variable.\n");
846 +    painCave.isFatal = 0;
847 +    simError();    
848 +  }
849 +
850 +  if (globals->haveThermalTime() && !isDivisible(globals->getThermalTime(), globals->getDt())){
851 +    sprintf(painCave.errMsg,
852 +            "Thermal time is not divisible by dt.\n"
853 +            "\tThis will result in thermalizations that are not uniformly\n"
854 +            "\tdistributed in time.  If this is a problem, change \n"
855 +            "\tyour thermalTime variable.\n");
856 +    painCave.isFatal = 0;
857 +    simError();    
858 +  }  
859 +
860 +  if (globals->haveResetTime() && !isDivisible(globals->getResetTime(), globals->getDt())){
861 +    sprintf(painCave.errMsg,
862 +            "Reset time is not divisible by dt.\n"
863 +            "\tThis will result in integrator resets that are not uniformly\n"
864 +            "\tdistributed in time.  If this is a problem, change\n"
865 +            "\tyour resetTime variable.\n");
866 +    painCave.isFatal = 0;
867 +    simError();    
868 +  }
869 +
870 +  // set the status, sample, and thermal kick times
871 +
872 +  for (i = 0; i < nInfo; i++){
873 +    if (globals->haveSampleTime()){
874 +      info[i].sampleTime = globals->getSampleTime();
875 +      info[i].statusTime = info[i].sampleTime;
876 +      info[i].thermalTime = info[i].sampleTime;
877 +    }
878 +    else{
879 +      info[i].sampleTime = globals->getRunTime();
880 +      info[i].statusTime = info[i].sampleTime;
881 +      info[i].thermalTime = info[i].sampleTime;
882 +    }
883 +
884 +    if (globals->haveStatusTime()){
885 +      info[i].statusTime = globals->getStatusTime();
886 +    }
887 +
888 +    if (globals->haveThermalTime()){
889 +      info[i].thermalTime = globals->getThermalTime();
890 +    }
891 +
892 +    info[i].resetIntegrator = 0;
893 +    if( globals->haveResetTime() ){
894 +      info[i].resetTime = globals->getResetTime();
895 +      info[i].resetIntegrator = 1;
896 +    }
897 +
898 +    // check for the temperature set flag
899 +    
900 +    if (globals->haveTempSet())
901 +      info[i].setTemp = globals->getTempSet();
902 +
903 +    // check for the extended State init
904 +
905 +    info[i].useInitXSstate = globals->getUseInitXSstate();
906 +    info[i].orthoTolerance = globals->getOrthoBoxTolerance();
907 +    
908 +  }
909 +  
910 +  //setup seed for random number generator
911 +  int seedValue;
912 +
913 +  if (globals->haveSeed()){
914 +    seedValue = globals->getSeed();
915 +
916 +    if(seedValue / 1E9 == 0){
917 +      sprintf(painCave.errMsg,
918 +              "Seed for sprng library should contain at least 9 digits\n"
919 +              "OOPSE will generate a seed for user\n");
920 +      painCave.isFatal = 0;
921 +      simError();
922 +
923 +      //using seed generated by system instead of invalid seed set by user
924 + #ifndef IS_MPI
925 +      seedValue = make_sprng_seed();
926 + #else
927 +      if (worldRank == 0){
928 +        seedValue = make_sprng_seed();
929 +      }
930 +      MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
931 + #endif      
932 +    }
933 +  }//end of if branch of globals->haveSeed()
934 +  else{
935 +    
936 + #ifndef IS_MPI
937 +    seedValue = make_sprng_seed();
938 + #else
939 +    if (worldRank == 0){
940 +      seedValue = make_sprng_seed();
941 +    }
942 +    MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
943 + #endif
944 +  }//end of globals->haveSeed()
945 +
946 +  for (int i = 0; i < nInfo; i++){
947 +    info[i].setSeed(seedValue);
948 +  }
949 +  
950 + #ifdef IS_MPI
951 +  strcpy(checkPointMsg, "Successfully gathered all information from Bass\n");
952 +  MPIcheckPoint();
953 + #endif // is_mpi
954 + }
955 +
956 +
957 + void SimSetup::finalInfoCheck(void){
958 +  int index;
959 +  int usesDipoles;
960 +  int i;
961 +
962 +  for (i = 0; i < nInfo; i++){
963 +    // check electrostatic parameters
964 +
965 +    index = 0;
966 +    usesDipoles = 0;
967 +    while ((index < info[i].n_atoms) && !usesDipoles){
968 +      usesDipoles = (info[i].atoms[index])->hasDipole();
969 +      index++;
970 +    }
971 +
972 + #ifdef IS_MPI
973 +    int myUse = usesDipoles;
974 +    MPI_Allreduce(&myUse, &usesDipoles, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
975 + #endif //is_mpi
976 +
977 +    double theEcr, theEst;
978 +
979 +    if (globals->getUseRF()){
980 +      info[i].useReactionField = 1;
981 +
982 +      if (!globals->haveECR()){
983 +        sprintf(painCave.errMsg,
984 +                "SimSetup Warning: No value was set for electrostaticCutoffRadius.\n"
985 +                "\tOOPSE will use a default value of 15.0 angstroms"
986 +                "\tfor the electrostaticCutoffRadius.\n");
987 +        painCave.isFatal = 0;
988 +        simError();
989 +        theEcr = 15.0;
990 +      }
991 +      else{
992 +        theEcr = globals->getECR();
993 +      }
994 +
995 +      if (!globals->haveEST()){
996 +        sprintf(painCave.errMsg,
997 +                "SimSetup Warning: No value was set for electrostaticSkinThickness.\n"
998 +                "\tOOPSE will use a default value of\n"
999 +                "\t0.05 * electrostaticCutoffRadius\n"
1000 +                "\tfor the electrostaticSkinThickness\n");
1001 +        painCave.isFatal = 0;
1002 +        simError();
1003 +        theEst = 0.05 * theEcr;
1004 +      }
1005 +      else{
1006 +        theEst = globals->getEST();
1007 +      }
1008 +
1009 +      info[i].setDefaultEcr(theEcr, theEst);
1010 +
1011 +      if (!globals->haveDielectric()){
1012 +        sprintf(painCave.errMsg,
1013 +                "SimSetup Error: No Dielectric constant was set.\n"
1014 +                "\tYou are trying to use Reaction Field without"
1015 +                "\tsetting a dielectric constant!\n");
1016 +        painCave.isFatal = 1;
1017 +        simError();
1018 +      }
1019 +      info[i].dielectric = globals->getDielectric();
1020 +    }
1021 +    else{
1022 +      if (usesDipoles){
1023 +        if (!globals->haveECR()){
1024 +          sprintf(painCave.errMsg,
1025 +                  "SimSetup Warning: No value was set for electrostaticCutoffRadius.\n"
1026 +                  "\tOOPSE will use a default value of 15.0 angstroms"
1027 +                  "\tfor the electrostaticCutoffRadius.\n");
1028 +          painCave.isFatal = 0;
1029 +          simError();
1030 +          theEcr = 15.0;
1031 +        }
1032 +        else{
1033 +          theEcr = globals->getECR();
1034 +        }
1035 +        
1036 +        if (!globals->haveEST()){
1037 +          sprintf(painCave.errMsg,
1038 +                  "SimSetup Warning: No value was set for electrostaticSkinThickness.\n"
1039 +                  "\tOOPSE will use a default value of\n"
1040 +                  "\t0.05 * electrostaticCutoffRadius\n"
1041 +                  "\tfor the electrostaticSkinThickness\n");
1042 +          painCave.isFatal = 0;
1043 +          simError();
1044 +          theEst = 0.05 * theEcr;
1045 +        }
1046 +        else{
1047 +          theEst = globals->getEST();
1048 +        }
1049 +        
1050 +        info[i].setDefaultEcr(theEcr, theEst);
1051 +      }
1052 +    }
1053 +  }
1054 + #ifdef IS_MPI
1055 +  strcpy(checkPointMsg, "post processing checks out");
1056 +  MPIcheckPoint();
1057 + #endif // is_mpi
1058 + }
1059 +  
1060 + void SimSetup::initSystemCoords(void){
1061 +  int i;
1062 +
1063 +  char* inName;
1064 +
1065 +  (info[0].getConfiguration())->createArrays(info[0].n_atoms);
1066 +
1067 +  for (i = 0; i < info[0].n_atoms; i++)
1068 +    info[0].atoms[i]->setCoords();
1069 +
1070 +  if (globals->haveInitialConfig()){
1071 +    InitializeFromFile* fileInit;
1072 + #ifdef IS_MPI // is_mpi
1073 +    if (worldRank == 0){
1074 + #endif //is_mpi
1075 +      inName = globals->getInitialConfig();
1076 +      fileInit = new InitializeFromFile(inName);
1077 + #ifdef IS_MPI
1078 +    }
1079 +    else
1080 +      fileInit = new InitializeFromFile(NULL);
1081 + #endif
1082 +    fileInit->readInit(info); // default velocities on
1083 +
1084 +    delete fileInit;
1085 +  }
1086 +  else{
1087 +    
1088 +    // no init from bass
1089 +    
1090 +    sprintf(painCave.errMsg,
1091 +            "Cannot intialize a simulation without an initial configuration file.\n");
1092 +    painCave.isFatal = 1;;
1093 +    simError();
1094 +    
1095 +  }
1096 +
1097 + #ifdef IS_MPI
1098 +  strcpy(checkPointMsg, "Successfully read in the initial configuration");
1099 +  MPIcheckPoint();
1100 + #endif // is_mpi
1101 + }
1102 +
1103 +
1104 + void SimSetup::makeOutNames(void){
1105 +  int k;
1106 +
1107 +
1108 +  for (k = 0; k < nInfo; k++){
1109 + #ifdef IS_MPI
1110 +    if (worldRank == 0){
1111 + #endif // is_mpi
1112 +
1113 +      if (globals->haveFinalConfig()){
1114 +        strcpy(info[k].finalName, globals->getFinalConfig());
1115 +      }
1116 +      else{
1117 +        strcpy(info[k].finalName, inFileName);
1118 +        char* endTest;
1119 +        int nameLength = strlen(info[k].finalName);
1120 +        endTest = &(info[k].finalName[nameLength - 5]);
1121 +        if (!strcmp(endTest, ".bass")){
1122 +          strcpy(endTest, ".eor");
1123 +        }
1124 +        else if (!strcmp(endTest, ".BASS")){
1125 +          strcpy(endTest, ".eor");
1126 +        }
1127 +        else{
1128 +          endTest = &(info[k].finalName[nameLength - 4]);
1129 +          if (!strcmp(endTest, ".bss")){
1130 +            strcpy(endTest, ".eor");
1131 +          }
1132 +          else if (!strcmp(endTest, ".mdl")){
1133 +            strcpy(endTest, ".eor");
1134 +          }
1135 +          else{
1136 +            strcat(info[k].finalName, ".eor");
1137 +          }
1138 +        }
1139 +      }
1140 +
1141 +      // make the sample and status out names
1142 +
1143 +      strcpy(info[k].sampleName, inFileName);
1144 +      char* endTest;
1145 +      int nameLength = strlen(info[k].sampleName);
1146 +      endTest = &(info[k].sampleName[nameLength - 5]);
1147 +      if (!strcmp(endTest, ".bass")){
1148 +        strcpy(endTest, ".dump");
1149 +      }
1150 +      else if (!strcmp(endTest, ".BASS")){
1151 +        strcpy(endTest, ".dump");
1152 +      }
1153 +      else{
1154 +        endTest = &(info[k].sampleName[nameLength - 4]);
1155 +        if (!strcmp(endTest, ".bss")){
1156 +          strcpy(endTest, ".dump");
1157 +        }
1158 +        else if (!strcmp(endTest, ".mdl")){
1159 +          strcpy(endTest, ".dump");
1160 +        }
1161 +        else{
1162 +          strcat(info[k].sampleName, ".dump");
1163 +        }
1164 +      }
1165 +
1166 +      strcpy(info[k].statusName, inFileName);
1167 +      nameLength = strlen(info[k].statusName);
1168 +      endTest = &(info[k].statusName[nameLength - 5]);
1169 +      if (!strcmp(endTest, ".bass")){
1170 +        strcpy(endTest, ".stat");
1171 +      }
1172 +      else if (!strcmp(endTest, ".BASS")){
1173 +        strcpy(endTest, ".stat");
1174 +      }
1175 +      else{
1176 +        endTest = &(info[k].statusName[nameLength - 4]);
1177 +        if (!strcmp(endTest, ".bss")){
1178 +          strcpy(endTest, ".stat");
1179 +        }
1180 +        else if (!strcmp(endTest, ".mdl")){
1181 +          strcpy(endTest, ".stat");
1182 +        }
1183 +        else{
1184 +          strcat(info[k].statusName, ".stat");
1185 +        }
1186 +      }
1187 +
1188 + #ifdef IS_MPI
1189 +
1190 +    }
1191 + #endif // is_mpi
1192    }
1193   }
1194 +
1195 +
1196 + void SimSetup::sysObjectsCreation(void){
1197 +  int i, k;
1198 +
1199 +  // create the forceField
1200 +
1201 +  createFF();
1202 +
1203 +  // extract componentList
1204 +
1205 +  compList();
1206 +
1207 +  // calc the number of atoms, bond, bends, and torsions
1208 +
1209 +  calcSysValues();
1210 +
1211 + #ifdef IS_MPI
1212 +  // divide the molecules among the processors
1213 +
1214 +  mpiMolDivide();
1215 + #endif //is_mpi
1216 +
1217 +  // create the atom and SRI arrays. Also initialize Molecule Stamp ID's
1218 +
1219 +  makeSysArrays();
1220 +
1221 +  // make and initialize the molecules (all but atomic coordinates)
1222 +
1223 +  makeMolecules();
1224 +
1225 +  for (k = 0; k < nInfo; k++){
1226 +    info[k].identArray = new int[info[k].n_atoms];
1227 +    for (i = 0; i < info[k].n_atoms; i++){
1228 +      info[k].identArray[i] = info[k].atoms[i]->getIdent();
1229 +    }
1230 +  }
1231 + }
1232 +
1233 +
1234 + void SimSetup::createFF(void){
1235 +  switch (ffCase){
1236 +    case FF_DUFF:
1237 +      the_ff = new DUFF();
1238 +      break;
1239 +
1240 +    case FF_LJ:
1241 +      the_ff = new LJFF();
1242 +      break;
1243 +
1244 +    case FF_EAM:
1245 +      the_ff = new EAM_FF();
1246 +      break;
1247 +
1248 +    case FF_H2O:
1249 +      the_ff = new WATER();
1250 +      break;
1251 +
1252 +    default:
1253 +      sprintf(painCave.errMsg,
1254 +              "SimSetup Error. Unrecognized force field in case statement.\n");
1255 +      painCave.isFatal = 1;
1256 +      simError();
1257 +  }
1258 +
1259 + #ifdef IS_MPI
1260 +  strcpy(checkPointMsg, "ForceField creation successful");
1261 +  MPIcheckPoint();
1262 + #endif // is_mpi
1263 + }
1264 +
1265 +
1266 + void SimSetup::compList(void){
1267 +  int i;
1268 +  char* id;
1269 +  LinkedMolStamp* headStamp = new LinkedMolStamp();
1270 +  LinkedMolStamp* currentStamp = NULL;
1271 +  comp_stamps = new MoleculeStamp * [n_components];
1272 +
1273 +  // make an array of molecule stamps that match the components used.
1274 +  // also extract the used stamps out into a separate linked list
1275 +
1276 +  for (i = 0; i < nInfo; i++){
1277 +    info[i].nComponents = n_components;
1278 +    info[i].componentsNmol = components_nmol;
1279 +    info[i].compStamps = comp_stamps;
1280 +    info[i].headStamp = headStamp;
1281 +  }
1282 +
1283 +
1284 +  for (i = 0; i < n_components; i++){
1285 +    id = the_components[i]->getType();
1286 +    comp_stamps[i] = NULL;
1287 +
1288 +    // check to make sure the component isn't already in the list
1289 +
1290 +    comp_stamps[i] = headStamp->match(id);
1291 +    if (comp_stamps[i] == NULL){
1292 +      // extract the component from the list;
1293 +
1294 +      currentStamp = stamps->extractMolStamp(id);
1295 +      if (currentStamp == NULL){
1296 +        sprintf(painCave.errMsg,
1297 +                "SimSetup error: Component \"%s\" was not found in the "
1298 +                "list of declared molecules\n",
1299 +                id);
1300 +        painCave.isFatal = 1;
1301 +        simError();
1302 +      }
1303 +
1304 +      headStamp->add(currentStamp);
1305 +      comp_stamps[i] = headStamp->match(id);
1306 +    }
1307 +  }
1308 +
1309 + #ifdef IS_MPI
1310 +  strcpy(checkPointMsg, "Component stamps successfully extracted\n");
1311 +  MPIcheckPoint();
1312 + #endif // is_mpi
1313 + }
1314 +
1315 + void SimSetup::calcSysValues(void){
1316 +  int i;
1317 +
1318 +  int* molMembershipArray;
1319 +
1320 +  tot_atoms = 0;
1321 +  tot_bonds = 0;
1322 +  tot_bends = 0;
1323 +  tot_torsions = 0;
1324 +  tot_rigid = 0;
1325 +  for (i = 0; i < n_components; i++){
1326 +    tot_atoms += components_nmol[i] * comp_stamps[i]->getNAtoms();
1327 +    tot_bonds += components_nmol[i] * comp_stamps[i]->getNBonds();
1328 +    tot_bends += components_nmol[i] * comp_stamps[i]->getNBends();
1329 +    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
1330 +    tot_rigid += components_nmol[i] * comp_stamps[i]->getNRigidBodies();
1331 +  }
1332 +  
1333 +  tot_SRI = tot_bonds + tot_bends + tot_torsions;
1334 +  molMembershipArray = new int[tot_atoms];
1335 +
1336 +  for (i = 0; i < nInfo; i++){
1337 +    info[i].n_atoms = tot_atoms;
1338 +    info[i].n_bonds = tot_bonds;
1339 +    info[i].n_bends = tot_bends;
1340 +    info[i].n_torsions = tot_torsions;
1341 +    info[i].n_SRI = tot_SRI;
1342 +    info[i].n_mol = tot_nmol;
1343 +
1344 +    info[i].molMembershipArray = molMembershipArray;
1345 +  }
1346 + }
1347 +
1348 + #ifdef IS_MPI
1349 +
1350 + void SimSetup::mpiMolDivide(void){
1351 +  int i, j, k;
1352 +  int localMol, allMol;
1353 +  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
1354 +  int local_rigid;
1355 +  vector<int> globalAtomIndex;
1356 +  vector<int> globalMolIndex;
1357 +
1358 +  mpiSim = new mpiSimulation(info);
1359 +
1360 +  mpiSim->divideLabor();
1361 +  globalAtomIndex = mpiSim->getGlobalAtomIndex();
1362 +  globalMolIndex = mpiSim->getGlobalMolIndex();
1363 +
1364 +  // set up the local variables
1365 +
1366 +  mol2proc = mpiSim->getMolToProcMap();
1367 +  molCompType = mpiSim->getMolComponentType();
1368 +
1369 +  allMol = 0;
1370 +  localMol = 0;
1371 +  local_atoms = 0;
1372 +  local_bonds = 0;
1373 +  local_bends = 0;
1374 +  local_torsions = 0;
1375 +  local_rigid = 0;
1376 +  globalAtomCounter = 0;
1377 +
1378 +  for (i = 0; i < n_components; i++){
1379 +    for (j = 0; j < components_nmol[i]; j++){
1380 +      if (mol2proc[allMol] == worldRank){
1381 +        local_atoms += comp_stamps[i]->getNAtoms();
1382 +        local_bonds += comp_stamps[i]->getNBonds();
1383 +        local_bends += comp_stamps[i]->getNBends();
1384 +        local_torsions += comp_stamps[i]->getNTorsions();
1385 +        local_rigid += comp_stamps[i]->getNRigidBodies();
1386 +        localMol++;
1387 +      }      
1388 +      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1389 +        info[0].molMembershipArray[globalAtomCounter] = allMol;
1390 +        globalAtomCounter++;
1391 +      }
1392 +
1393 +      allMol++;
1394 +    }
1395 +  }
1396 +  local_SRI = local_bonds + local_bends + local_torsions;
1397 +
1398 +  info[0].n_atoms = mpiSim->getMyNlocal();  
1399 +  
1400 +
1401 +  if (local_atoms != info[0].n_atoms){
1402 +    sprintf(painCave.errMsg,
1403 +            "SimSetup error: mpiSim's localAtom (%d) and SimSetup's\n"
1404 +            "\tlocalAtom (%d) are not equal.\n",
1405 +            info[0].n_atoms, local_atoms);
1406 +    painCave.isFatal = 1;
1407 +    simError();
1408 +  }
1409 +
1410 +  info[0].n_bonds = local_bonds;
1411 +  info[0].n_bends = local_bends;
1412 +  info[0].n_torsions = local_torsions;
1413 +  info[0].n_SRI = local_SRI;
1414 +  info[0].n_mol = localMol;
1415 +
1416 +  strcpy(checkPointMsg, "Passed nlocal consistency check.");
1417 +  MPIcheckPoint();
1418 + }
1419 +
1420 + #endif // is_mpi
1421 +
1422 +
1423 + void SimSetup::makeSysArrays(void){
1424 +
1425 + #ifndef IS_MPI
1426 +  int k, j;
1427 + #endif // is_mpi
1428 +  int i, l;
1429 +
1430 +  Atom** the_atoms;
1431 +  Molecule* the_molecules;
1432 +
1433 +  for (l = 0; l < nInfo; l++){
1434 +    // create the atom and short range interaction arrays
1435 +
1436 +    the_atoms = new Atom * [info[l].n_atoms];
1437 +    the_molecules = new Molecule[info[l].n_mol];
1438 +    int molIndex;
1439 +
1440 +    // initialize the molecule's stampID's
1441 +
1442 + #ifdef IS_MPI
1443 +
1444 +
1445 +    molIndex = 0;
1446 +    for (i = 0; i < mpiSim->getTotNmol(); i++){
1447 +      if (mol2proc[i] == worldRank){
1448 +        the_molecules[molIndex].setStampID(molCompType[i]);
1449 +        the_molecules[molIndex].setMyIndex(molIndex);
1450 +        the_molecules[molIndex].setGlobalIndex(i);
1451 +        molIndex++;
1452 +      }
1453 +    }
1454 +
1455 + #else // is_mpi
1456 +
1457 +    molIndex = 0;
1458 +    globalAtomCounter = 0;
1459 +    for (i = 0; i < n_components; i++){
1460 +      for (j = 0; j < components_nmol[i]; j++){
1461 +        the_molecules[molIndex].setStampID(i);
1462 +        the_molecules[molIndex].setMyIndex(molIndex);
1463 +        the_molecules[molIndex].setGlobalIndex(molIndex);
1464 +        for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1465 +          info[l].molMembershipArray[globalAtomCounter] = molIndex;
1466 +          globalAtomCounter++;
1467 +        }
1468 +        molIndex++;
1469 +      }
1470 +    }
1471 +
1472 +
1473 + #endif // is_mpi
1474 +
1475 +    info[l].globalExcludes = new int;
1476 +    info[l].globalExcludes[0] = 0;
1477 +    
1478 +    // set the arrays into the SimInfo object
1479 +
1480 +    info[l].atoms = the_atoms;
1481 +    info[l].molecules = the_molecules;
1482 +    info[l].nGlobalExcludes = 0;
1483 +
1484 +    the_ff->setSimInfo(info);
1485 +  }
1486 + }
1487 +
1488 + void SimSetup::makeIntegrator(void){
1489 +  int k;
1490 +
1491 +  NVE<RealIntegrator>* myNVE = NULL;
1492 +  NVT<RealIntegrator>* myNVT = NULL;
1493 +  NPTi<NPT<RealIntegrator> >* myNPTi = NULL;
1494 +  NPTf<NPT<RealIntegrator> >* myNPTf = NULL;
1495 +  NPTxyz<NPT<RealIntegrator> >* myNPTxyz = NULL;
1496 +  
1497 +  for (k = 0; k < nInfo; k++){
1498 +    switch (ensembleCase){
1499 +      case NVE_ENS:
1500 +        if (globals->haveZconstraints()){
1501 +          setupZConstraint(info[k]);
1502 +          myNVE = new ZConstraint<NVE<RealIntegrator> >(&(info[k]), the_ff);
1503 +        }
1504 +        else{
1505 +          myNVE = new NVE<RealIntegrator>(&(info[k]), the_ff);
1506 +        }
1507 +        
1508 +        info->the_integrator = myNVE;
1509 +        break;
1510 +
1511 +      case NVT_ENS:
1512 +        if (globals->haveZconstraints()){
1513 +          setupZConstraint(info[k]);
1514 +          myNVT = new ZConstraint<NVT<RealIntegrator> >(&(info[k]), the_ff);
1515 +        }
1516 +        else
1517 +          myNVT = new NVT<RealIntegrator>(&(info[k]), the_ff);
1518 +
1519 +        myNVT->setTargetTemp(globals->getTargetTemp());
1520 +
1521 +        if (globals->haveTauThermostat())
1522 +          myNVT->setTauThermostat(globals->getTauThermostat());
1523 +        else{
1524 +          sprintf(painCave.errMsg,
1525 +                  "SimSetup error: If you use the NVT\n"
1526 +                  "\tensemble, you must set tauThermostat.\n");
1527 +          painCave.isFatal = 1;
1528 +          simError();
1529 +        }
1530 +
1531 +        info->the_integrator = myNVT;
1532 +        break;
1533 +
1534 +      case NPTi_ENS:
1535 +        if (globals->haveZconstraints()){
1536 +          setupZConstraint(info[k]);
1537 +          myNPTi = new ZConstraint<NPTi<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1538 +        }
1539 +        else
1540 +          myNPTi = new NPTi<NPT<RealIntegrator> >(&(info[k]), the_ff);
1541 +
1542 +        myNPTi->setTargetTemp(globals->getTargetTemp());
1543 +
1544 +        if (globals->haveTargetPressure())
1545 +          myNPTi->setTargetPressure(globals->getTargetPressure());
1546 +        else{
1547 +          sprintf(painCave.errMsg,
1548 +                  "SimSetup error: If you use a constant pressure\n"
1549 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1550 +          painCave.isFatal = 1;
1551 +          simError();
1552 +        }
1553 +
1554 +        if (globals->haveTauThermostat())
1555 +          myNPTi->setTauThermostat(globals->getTauThermostat());
1556 +        else{
1557 +          sprintf(painCave.errMsg,
1558 +                  "SimSetup error: If you use an NPT\n"
1559 +                  "\tensemble, you must set tauThermostat.\n");
1560 +          painCave.isFatal = 1;
1561 +          simError();
1562 +        }
1563 +
1564 +        if (globals->haveTauBarostat())
1565 +          myNPTi->setTauBarostat(globals->getTauBarostat());
1566 +        else{
1567 +          sprintf(painCave.errMsg,
1568 +                  "SimSetup error: If you use an NPT\n"
1569 +                  "\tensemble, you must set tauBarostat.\n");
1570 +          painCave.isFatal = 1;
1571 +          simError();
1572 +        }
1573 +
1574 +        info->the_integrator = myNPTi;
1575 +        break;
1576 +
1577 +      case NPTf_ENS:
1578 +        if (globals->haveZconstraints()){
1579 +          setupZConstraint(info[k]);
1580 +          myNPTf = new ZConstraint<NPTf<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1581 +        }
1582 +        else
1583 +          myNPTf = new NPTf<NPT <RealIntegrator> >(&(info[k]), the_ff);
1584 +
1585 +        myNPTf->setTargetTemp(globals->getTargetTemp());
1586 +
1587 +        if (globals->haveTargetPressure())
1588 +          myNPTf->setTargetPressure(globals->getTargetPressure());
1589 +        else{
1590 +          sprintf(painCave.errMsg,
1591 +                  "SimSetup error: If you use a constant pressure\n"
1592 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1593 +          painCave.isFatal = 1;
1594 +          simError();
1595 +        }    
1596 +
1597 +        if (globals->haveTauThermostat())
1598 +          myNPTf->setTauThermostat(globals->getTauThermostat());
1599 +
1600 +        else{
1601 +          sprintf(painCave.errMsg,
1602 +                  "SimSetup error: If you use an NPT\n"
1603 +                  "\tensemble, you must set tauThermostat.\n");
1604 +          painCave.isFatal = 1;
1605 +          simError();
1606 +        }
1607 +
1608 +        if (globals->haveTauBarostat())
1609 +          myNPTf->setTauBarostat(globals->getTauBarostat());
1610 +
1611 +        else{
1612 +          sprintf(painCave.errMsg,
1613 +                  "SimSetup error: If you use an NPT\n"
1614 +                  "\tensemble, you must set tauBarostat.\n");
1615 +          painCave.isFatal = 1;
1616 +          simError();
1617 +        }
1618 +
1619 +        info->the_integrator = myNPTf;
1620 +        break;
1621 +
1622 +      case NPTxyz_ENS:
1623 +        if (globals->haveZconstraints()){
1624 +          setupZConstraint(info[k]);
1625 +          myNPTxyz = new ZConstraint<NPTxyz<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1626 +        }
1627 +        else
1628 +          myNPTxyz = new NPTxyz<NPT <RealIntegrator> >(&(info[k]), the_ff);
1629 +
1630 +        myNPTxyz->setTargetTemp(globals->getTargetTemp());
1631 +
1632 +        if (globals->haveTargetPressure())
1633 +          myNPTxyz->setTargetPressure(globals->getTargetPressure());
1634 +        else{
1635 +          sprintf(painCave.errMsg,
1636 +                  "SimSetup error: If you use a constant pressure\n"
1637 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1638 +          painCave.isFatal = 1;
1639 +          simError();
1640 +        }    
1641 +
1642 +        if (globals->haveTauThermostat())
1643 +          myNPTxyz->setTauThermostat(globals->getTauThermostat());
1644 +        else{
1645 +          sprintf(painCave.errMsg,
1646 +                  "SimSetup error: If you use an NPT\n"
1647 +                  "\tensemble, you must set tauThermostat.\n");
1648 +          painCave.isFatal = 1;
1649 +          simError();
1650 +        }
1651 +
1652 +        if (globals->haveTauBarostat())
1653 +          myNPTxyz->setTauBarostat(globals->getTauBarostat());
1654 +        else{
1655 +          sprintf(painCave.errMsg,
1656 +                  "SimSetup error: If you use an NPT\n"
1657 +                  "\tensemble, you must set tauBarostat.\n");
1658 +          painCave.isFatal = 1;
1659 +          simError();
1660 +        }
1661 +
1662 +        info->the_integrator = myNPTxyz;
1663 +        break;
1664 +
1665 +      default:
1666 +        sprintf(painCave.errMsg,
1667 +                "SimSetup Error. Unrecognized ensemble in case statement.\n");
1668 +        painCave.isFatal = 1;
1669 +        simError();
1670 +    }
1671 +  }
1672 + }
1673 +
1674 + void SimSetup::initFortran(void){
1675 +  info[0].refreshSim();
1676 +
1677 +  if (!strcmp(info[0].mixingRule, "standard")){
1678 +    the_ff->initForceField(LB_MIXING_RULE);
1679 +  }
1680 +  else if (!strcmp(info[0].mixingRule, "explicit")){
1681 +    the_ff->initForceField(EXPLICIT_MIXING_RULE);
1682 +  }
1683 +  else{
1684 +    sprintf(painCave.errMsg, "SimSetup Error: unknown mixing rule -> \"%s\"\n",
1685 +            info[0].mixingRule);
1686 +    painCave.isFatal = 1;
1687 +    simError();
1688 +  }
1689 +
1690 +
1691 + #ifdef IS_MPI
1692 +  strcpy(checkPointMsg, "Successfully intialized the mixingRule for Fortran.");
1693 +  MPIcheckPoint();
1694 + #endif // is_mpi
1695 + }
1696 +
1697 + void SimSetup::setupZConstraint(SimInfo& theInfo){
1698 +  int nZConstraints;
1699 +  ZconStamp** zconStamp;
1700 +
1701 +  if (globals->haveZconstraintTime()){
1702 +    //add sample time of z-constraint  into SimInfo's property list                    
1703 +    DoubleData* zconsTimeProp = new DoubleData();
1704 +    zconsTimeProp->setID(ZCONSTIME_ID);
1705 +    zconsTimeProp->setData(globals->getZconsTime());
1706 +    theInfo.addProperty(zconsTimeProp);
1707 +  }
1708 +  else{
1709 +    sprintf(painCave.errMsg,
1710 +            "ZConstraint error: If you use a ZConstraint,\n"
1711 +            "\tyou must set zconsTime.\n");
1712 +    painCave.isFatal = 1;
1713 +    simError();
1714 +  }
1715 +
1716 +  //push zconsTol into siminfo, if user does not specify
1717 +  //value for zconsTol, a default value will be used
1718 +  DoubleData* zconsTol = new DoubleData();
1719 +  zconsTol->setID(ZCONSTOL_ID);
1720 +  if (globals->haveZconsTol()){
1721 +    zconsTol->setData(globals->getZconsTol());
1722 +  }
1723 +  else{
1724 +    double defaultZConsTol = 0.01;
1725 +    sprintf(painCave.errMsg,
1726 +            "ZConstraint Warning: Tolerance for z-constraint method is not specified.\n"
1727 +            "\tOOPSE will use a default value of %f.\n"
1728 +            "\tTo set the tolerance, use the zconsTol variable.\n",
1729 +            defaultZConsTol);
1730 +    painCave.isFatal = 0;
1731 +    simError();      
1732 +
1733 +    zconsTol->setData(defaultZConsTol);
1734 +  }
1735 +  theInfo.addProperty(zconsTol);
1736 +
1737 +  //set Force Subtraction Policy
1738 +  StringData* zconsForcePolicy = new StringData();
1739 +  zconsForcePolicy->setID(ZCONSFORCEPOLICY_ID);
1740 +
1741 +  if (globals->haveZconsForcePolicy()){
1742 +    zconsForcePolicy->setData(globals->getZconsForcePolicy());
1743 +  }
1744 +  else{
1745 +    sprintf(painCave.errMsg,
1746 +            "ZConstraint Warning: No force subtraction policy was set.\n"
1747 +            "\tOOPSE will use PolicyByMass.\n"
1748 +            "\tTo set the policy, use the zconsForcePolicy variable.\n");
1749 +    painCave.isFatal = 0;
1750 +    simError();
1751 +    zconsForcePolicy->setData("BYMASS");
1752 +  }
1753 +
1754 +  theInfo.addProperty(zconsForcePolicy);
1755 +
1756 +  //set zcons gap
1757 +  DoubleData* zconsGap = new DoubleData();
1758 +  zconsGap->setID(ZCONSGAP_ID);
1759 +
1760 +  if (globals->haveZConsGap()){
1761 +    zconsGap->setData(globals->getZconsGap());
1762 +    theInfo.addProperty(zconsGap);  
1763 +  }
1764 +
1765 +  //set zcons fixtime
1766 +  DoubleData* zconsFixtime = new DoubleData();
1767 +  zconsFixtime->setID(ZCONSFIXTIME_ID);
1768 +
1769 +  if (globals->haveZConsFixTime()){
1770 +    zconsFixtime->setData(globals->getZconsFixtime());
1771 +    theInfo.addProperty(zconsFixtime);  
1772 +  }
1773 +
1774 +  //set zconsUsingSMD
1775 +  IntData* zconsUsingSMD = new IntData();
1776 +  zconsUsingSMD->setID(ZCONSUSINGSMD_ID);
1777 +
1778 +  if (globals->haveZConsUsingSMD()){
1779 +    zconsUsingSMD->setData(globals->getZconsUsingSMD());
1780 +    theInfo.addProperty(zconsUsingSMD);  
1781 +  }
1782 +
1783 +  //Determine the name of ouput file and add it into SimInfo's property list
1784 +  //Be careful, do not use inFileName, since it is a pointer which
1785 +  //point to a string at master node, and slave nodes do not contain that string
1786 +
1787 +  string zconsOutput(theInfo.finalName);
1788 +
1789 +  zconsOutput = zconsOutput.substr(0, zconsOutput.rfind(".")) + ".fz";
1790 +
1791 +  StringData* zconsFilename = new StringData();
1792 +  zconsFilename->setID(ZCONSFILENAME_ID);
1793 +  zconsFilename->setData(zconsOutput);
1794 +
1795 +  theInfo.addProperty(zconsFilename);
1796 +
1797 +  //setup index, pos and other parameters of z-constraint molecules
1798 +  nZConstraints = globals->getNzConstraints();
1799 +  theInfo.nZconstraints = nZConstraints;
1800 +
1801 +  zconStamp = globals->getZconStamp();
1802 +  ZConsParaItem tempParaItem;
1803 +
1804 +  ZConsParaData* zconsParaData = new ZConsParaData();
1805 +  zconsParaData->setID(ZCONSPARADATA_ID);
1806 +
1807 +  for (int i = 0; i < nZConstraints; i++){
1808 +    tempParaItem.havingZPos = zconStamp[i]->haveZpos();
1809 +    tempParaItem.zPos = zconStamp[i]->getZpos();
1810 +    tempParaItem.zconsIndex = zconStamp[i]->getMolIndex();
1811 +    tempParaItem.kRatio = zconStamp[i]->getKratio();
1812 +    tempParaItem.havingCantVel = zconStamp[i]->haveCantVel();
1813 +    tempParaItem.cantVel = zconStamp[i]->getCantVel();    
1814 +    zconsParaData->addItem(tempParaItem);
1815 +  }
1816 +
1817 +  //check the uniqueness of index  
1818 +  if(!zconsParaData->isIndexUnique()){
1819 +    sprintf(painCave.errMsg,
1820 +            "ZConstraint Error: molIndex is not unique!\n");
1821 +    painCave.isFatal = 1;
1822 +    simError();
1823 +  }
1824 +
1825 +  //sort the parameters by index of molecules
1826 +  zconsParaData->sortByIndex();
1827 +  
1828 +  //push data into siminfo, therefore, we can retrieve later
1829 +  theInfo.addProperty(zconsParaData);
1830 + }
1831 +
1832 + void SimSetup::makeMinimizer(){
1833 +
1834 +  OOPSEMinimizer* myOOPSEMinimizer;
1835 +  MinimizerParameterSet* param;
1836 +  char minimizerName[100];
1837 +  
1838 +  for (int i = 0; i < nInfo; i++){
1839 +    
1840 +    //prepare parameter set for minimizer
1841 +    param = new MinimizerParameterSet();
1842 +    param->setDefaultParameter();
1843 +
1844 +    if (globals->haveMinimizer()){
1845 +      param->setFTol(globals->getMinFTol());
1846 +    }
1847 +
1848 +    if (globals->haveMinGTol()){
1849 +      param->setGTol(globals->getMinGTol());
1850 +    }
1851 +
1852 +    if (globals->haveMinMaxIter()){
1853 +      param->setMaxIteration(globals->getMinMaxIter());
1854 +    }
1855 +
1856 +    if (globals->haveMinWriteFrq()){
1857 +      param->setMaxIteration(globals->getMinMaxIter());
1858 +    }
1859 +
1860 +    if (globals->haveMinWriteFrq()){
1861 +      param->setWriteFrq(globals->getMinWriteFrq());
1862 +    }
1863 +    
1864 +    if (globals->haveMinStepSize()){
1865 +      param->setStepSize(globals->getMinStepSize());
1866 +    }
1867 +
1868 +    if (globals->haveMinLSMaxIter()){
1869 +      param->setLineSearchMaxIteration(globals->getMinLSMaxIter());
1870 +    }    
1871 +
1872 +    if (globals->haveMinLSTol()){
1873 +      param->setLineSearchTol(globals->getMinLSTol());
1874 +    }    
1875 +
1876 +    strcpy(minimizerName, globals->getMinimizer());
1877 +
1878 +    if (!strcasecmp(minimizerName, "CG")){
1879 +      myOOPSEMinimizer = new PRCGMinimizer(&(info[i]), the_ff, param);
1880 +    }
1881 +    else if (!strcasecmp(minimizerName, "SD")){
1882 +    //myOOPSEMinimizer = MinimizerFactory.creatMinimizer("", &(info[i]), the_ff, param);
1883 +      myOOPSEMinimizer = new SDMinimizer(&(info[i]), the_ff, param);
1884 +    }
1885 +    else{
1886 +          sprintf(painCave.errMsg,
1887 +                  "SimSetup error: Unrecognized Minimizer, use Conjugate Gradient \n");
1888 +          painCave.isFatal = 0;
1889 +          simError();
1890 +
1891 +      myOOPSEMinimizer = new PRCGMinimizer(&(info[i]), the_ff, param);          
1892 +    }
1893 +     info[i].the_integrator = myOOPSEMinimizer;
1894 +
1895 +     //store the minimizer into simInfo
1896 +     info[i].the_minimizer = myOOPSEMinimizer;
1897 +     info[i].has_minimizer = true;
1898 +  }
1899 +
1900 + }

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