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root/group/trunk/OOPSE/libmdtools/SimSetup.cpp
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Comparing trunk/OOPSE/libmdtools/SimSetup.cpp (file contents):
Revision 394 by gezelter, Mon Mar 24 21:55:34 2003 UTC vs.
Revision 1167 by tim, Wed May 12 16:38:45 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" ) ) the_ff = new TraPPEFF();
92 <  else if( !strcmp( force_field, "DipoleTest" ) ) the_ff = new DipoleTestFF();
93 <  else if( !strcmp( force_field, "TraPPE_Ex" ) ) the_ff = new TraPPE_ExFF();
94 <  else if( !strcmp( force_field, "LJ" ) ) the_ff = new LJ_FF();
95 <  else{
96 <    sprintf( painCave.errMsg,
97 <             "SimSetup Error. Unrecognized force field -> %s\n",
98 <             force_field );
99 <    painCave.isFatal = 1;
100 <    simError();
101 <  }
138 >  // initialize the system coordinates
139  
140 < #ifdef IS_MPI
141 <  strcpy( checkPointMsg, "ForceField creation successful" );
105 <  MPIcheckPoint();
106 < #endif // is_mpi
140 >  if ( !initSuspend ){
141 >    initSystemCoords();
142  
143 +    if( !(globals->getUseInitTime()) )
144 +      info[0].currentTime = 0.0;
145 +  }  
146 +
147 +  // make the output filenames
148 +
149 +  makeOutNames();
150    
151 + #ifdef IS_MPI
152 +  mpiSim->mpiRefresh();
153 + #endif
154  
155 <  // get the components and calculate the tot_nMol and indvidual n_mol
111 <  the_components = the_globals->getComponents();
112 <  components_nmol = new int[n_components];
113 <  comp_stamps = new MoleculeStamp*[n_components];
155 >  // initialize the Fortran
156  
157 <  if( !the_globals->haveNMol() ){
116 <    // we don't have the total number of molecules, so we assume it is
117 <    // given in each component
157 >  initFortran();
158  
159 <    tot_nmol = 0;
160 <    for( i=0; i<n_components; i++ ){
159 >  if (globals->haveMinimizer())
160 >    // make minimizer
161 >    makeMinimizer();
162 >  else
163 >    // make the integrator
164 >    makeIntegrator();
165  
166 <      if( !the_components[i]->haveNMol() ){
123 <        // we have a problem
124 <        sprintf( painCave.errMsg,
125 <                 "SimSetup Error. No global NMol or component NMol"
126 <                 " given. Cannot calculate the number of atoms.\n" );
127 <        painCave.isFatal = 1;
128 <        simError();
129 <      }
166 > }
167  
131      tot_nmol += the_components[i]->getNMol();
132      components_nmol[i] = the_components[i]->getNMol();
133    }
134  }
135  else{
136    sprintf( painCave.errMsg,
137             "SimSetup error.\n"
138             "\tSorry, the ability to specify total"
139             " nMols and then give molfractions in the components\n"
140             "\tis not currently supported."
141             " Please give nMol in the components.\n" );
142    painCave.isFatal = 1;
143    simError();
144    
145    
146    //     tot_nmol = the_globals->getNMol();
147    
148    //   //we have the total number of molecules, now we check for molfractions
149    //     for( i=0; i<n_components; i++ ){
150    
151    //       if( !the_components[i]->haveMolFraction() ){
152    
153    //  if( !the_components[i]->haveNMol() ){
154    //    //we have a problem
155    //    std::cerr << "SimSetup error. Neither molFraction nor "
156    //              << " nMol was given in component
157    
158  }
168  
169 < #ifdef IS_MPI
170 <  strcpy( checkPointMsg, "Have the number of components" );
171 <  MPIcheckPoint();
172 < #endif // is_mpi
169 > void SimSetup::makeMolecules(void){
170 >  int i, j, k;
171 >  int exI, exJ, exK, exL, slI, slJ;
172 >  int tempI, tempJ, tempK, tempL;
173 >  int molI;
174 >  int stampID, atomOffset, rbOffset;
175 >  molInit molInfo;
176 >  DirectionalAtom* dAtom;
177 >  RigidBody* myRB;
178 >  StuntDouble* mySD;
179 >  LinkedAssign* extras;
180 >  LinkedAssign* current_extra;
181 >  AtomStamp* currentAtom;
182 >  BondStamp* currentBond;
183 >  BendStamp* currentBend;
184 >  TorsionStamp* currentTorsion;
185 >  RigidBodyStamp* currentRigidBody;
186 >  CutoffGroupStamp* currentCutoffGroup;
187 >  CutoffGroup* myCutoffGroup;
188 >  int nCutoffGroups;// number of cutoff group of a molecule defined in mdl file
189 >  set<int> cutoffAtomSet; //atoms belong to  cutoffgroup defined at mdl file
190  
191 <  // make an array of molecule stamps that match the components used.
192 <  // also extract the used stamps out into a separate linked list
191 >  bond_pair* theBonds;
192 >  bend_set* theBends;
193 >  torsion_set* theTorsions;
194  
195 <  simnfo->nComponents = n_components;
169 <  simnfo->componentsNmol = components_nmol;
170 <  simnfo->compStamps = comp_stamps;
171 <  simnfo->headStamp = new LinkedMolStamp();
172 <  
173 <  char* id;
174 <  LinkedMolStamp* headStamp = simnfo->headStamp;
175 <  LinkedMolStamp* currentStamp = NULL;
176 <  for( i=0; i<n_components; i++ ){
195 >  set<int> skipList;
196  
197 <    id = the_components[i]->getType();
198 <    comp_stamps[i] = NULL;
199 <    
181 <    // check to make sure the component isn't already in the list
197 >  double phi, theta, psi;
198 >  char* molName;
199 >  char rbName[100];
200  
201 <    comp_stamps[i] = headStamp->match( id );
184 <    if( comp_stamps[i] == NULL ){
185 <      
186 <      // extract the component from the list;
187 <      
188 <      currentStamp = the_stamps->extractMolStamp( id );
189 <      if( currentStamp == NULL ){
190 <        sprintf( painCave.errMsg,
191 <                 "SimSetup error: Component \"%s\" was not found in the "
192 <                 "list of declared molecules\n",
193 <                 id );
194 <        painCave.isFatal = 1;
195 <        simError();
196 <      }
197 <      
198 <      headStamp->add( currentStamp );
199 <      comp_stamps[i] = headStamp->match( id );
200 <    }
201 <  }
201 >  //init the forceField paramters
202  
203 < #ifdef IS_MPI
204 <  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
205 <  MPIcheckPoint();
206 < #endif // is_mpi
207 <  
203 >  the_ff->readParams();
204  
205 +  // init the atoms
206  
207 +  int nMembers, nNew, rb1, rb2;
208  
209 <  // caclulate the number of atoms, bonds, bends and torsions
209 >  for (k = 0; k < nInfo; k++){
210 >    the_ff->setSimInfo(&(info[k]));
211  
212 <  tot_atoms = 0;
214 <  tot_bonds = 0;
215 <  tot_bends = 0;
216 <  tot_torsions = 0;
217 <  for( i=0; i<n_components; i++ ){
218 <    
219 <    tot_atoms +=    components_nmol[i] * comp_stamps[i]->getNAtoms();
220 <    tot_bonds +=    components_nmol[i] * comp_stamps[i]->getNBonds();
221 <    tot_bends +=    components_nmol[i] * comp_stamps[i]->getNBends();
222 <    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
223 <  }
212 >    atomOffset = 0;
213  
214 <  tot_SRI = tot_bonds + tot_bends + tot_torsions;
214 >    for (i = 0; i < info[k].n_mol; i++){
215 >      stampID = info[k].molecules[i].getStampID();
216 >      molName = comp_stamps[stampID]->getID();
217  
218 <  simnfo->n_atoms = tot_atoms;
219 <  simnfo->n_bonds = tot_bonds;
220 <  simnfo->n_bends = tot_bends;
221 <  simnfo->n_torsions = tot_torsions;
222 <  simnfo->n_SRI = tot_SRI;
232 <  simnfo->n_mol = tot_nmol;
218 >      molInfo.nAtoms = comp_stamps[stampID]->getNAtoms();
219 >      molInfo.nBonds = comp_stamps[stampID]->getNBonds();
220 >      molInfo.nBends = comp_stamps[stampID]->getNBends();
221 >      molInfo.nTorsions = comp_stamps[stampID]->getNTorsions();
222 >      molInfo.nRigidBodies = comp_stamps[stampID]->getNRigidBodies();
223  
224 <  
225 < #ifdef IS_MPI
224 >      nCutoffGroups = comp_stamps[stampID]->getNCutoffGroups();
225 >      
226 >      molInfo.myAtoms = &(info[k].atoms[atomOffset]);
227  
228 <  // divide the molecules among processors here.
229 <  
230 <  mpiSim = new mpiSimulation( simnfo );
231 <  
241 <  
228 >      if (molInfo.nBonds > 0)
229 >        molInfo.myBonds = new (Bond *) [molInfo.nBonds];
230 >      else
231 >        molInfo.myBonds = NULL;
232  
233 <  globalIndex = mpiSim->divideLabor();
233 >      if (molInfo.nBends > 0)
234 >        molInfo.myBends = new (Bend *) [molInfo.nBends];
235 >      else
236 >        molInfo.myBends = NULL;
237  
238 +      if (molInfo.nTorsions > 0)
239 +        molInfo.myTorsions = new (Torsion *) [molInfo.nTorsions];
240 +      else
241 +        molInfo.myTorsions = NULL;
242  
243 <
244 <  // set up the local variables
245 <  
249 <  int localMol, allMol;
250 <  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
251 <  
252 <  allMol = 0;
253 <  localMol = 0;
254 <  local_atoms = 0;
255 <  local_bonds = 0;
256 <  local_bends = 0;
257 <  local_torsions = 0;
258 <  for( i=0; i<n_components; i++ ){
259 <
260 <    for( j=0; j<components_nmol[i]; j++ ){
243 >      theBonds = new bond_pair[molInfo.nBonds];
244 >      theBends = new bend_set[molInfo.nBends];
245 >      theTorsions = new torsion_set[molInfo.nTorsions];
246        
247 <      if( mpiSim->getMyMolStart() <= allMol &&
263 <          allMol <= mpiSim->getMyMolEnd() ){
264 <        
265 <        local_atoms +=    comp_stamps[i]->getNAtoms();
266 <        local_bonds +=    comp_stamps[i]->getNBonds();
267 <        local_bends +=    comp_stamps[i]->getNBends();
268 <        local_torsions += comp_stamps[i]->getNTorsions();
269 <        localMol++;
270 <      }      
271 <      allMol++;
272 <    }
273 <  }
274 <  local_SRI = local_bonds + local_bends + local_torsions;
275 <  
247 >      // make the Atoms
248  
249 <  simnfo->n_atoms = mpiSim->getMyNlocal();  
250 <  
279 <  if( local_atoms != simnfo->n_atoms ){
280 <    sprintf( painCave.errMsg,
281 <             "SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
282 <             " localAtom (%d) are note equal.\n",
283 <             simnfo->n_atoms,
284 <             local_atoms );
285 <    painCave.isFatal = 1;
286 <    simError();
287 <  }
249 >      for (j = 0; j < molInfo.nAtoms; j++){
250 >        currentAtom = comp_stamps[stampID]->getAtom(j);
251  
252 <  simnfo->n_bonds = local_bonds;
253 <  simnfo->n_bends = local_bends;
254 <  simnfo->n_torsions = local_torsions;
255 <  simnfo->n_SRI = local_SRI;
256 <  simnfo->n_mol = localMol;
252 >        if (currentAtom->haveOrientation()){
253 >          dAtom = new DirectionalAtom((j + atomOffset),
254 >                                      info[k].getConfiguration());
255 >          info[k].n_oriented++;
256 >          molInfo.myAtoms[j] = dAtom;
257  
258 <  strcpy( checkPointMsg, "Passed nlocal consistency check." );
259 <  MPIcheckPoint();
260 <  
298 <  
299 < #endif // is_mpi
300 <  
258 >          // Directional Atoms have standard unit vectors which are oriented
259 >          // in space using the three Euler angles.  We assume the standard
260 >          // unit vector was originally along the z axis below.
261  
262 <  // create the atom and short range interaction arrays
262 >          phi = currentAtom->getEulerPhi() * M_PI / 180.0;
263 >          theta = currentAtom->getEulerTheta() * M_PI / 180.0;
264 >          psi = currentAtom->getEulerPsi()* M_PI / 180.0;
265  
266 <  Atom::createArrays(simnfo->n_atoms);
267 <  the_atoms = new Atom*[simnfo->n_atoms];
268 <  the_molecules = new Molecule[simnfo->n_mol];
266 >          dAtom->setUnitFrameFromEuler(phi, theta, psi);
267 >            
268 >        }
269 >        else{
270  
271 +          molInfo.myAtoms[j] = new Atom((j + atomOffset), info[k].getConfiguration());
272  
273 <  if( simnfo->n_SRI ){
310 <    the_sris = new SRI*[simnfo->n_SRI];
311 <    the_excludes = new int[2 * simnfo->n_SRI];
312 <    simnfo->globalExcludes = new int;
313 <    simnfo->n_exclude = tot_SRI;
314 <  }
315 <  else{
316 <    
317 <    the_excludes = new int[2];
318 <    the_excludes[0] = 0;
319 <    the_excludes[1] = 0;
320 <    simnfo->globalExcludes = new int;
321 <    simnfo->globalExcludes[0] = 0;
273 >        }
274  
275 <    simnfo->n_exclude = 1;
276 <  }
275 >        molInfo.myAtoms[j]->setType(currentAtom->getType());
276 > #ifdef IS_MPI
277  
278 <  // set the arrays into the SimInfo object
278 >        molInfo.myAtoms[j]->setGlobalIndex(globalAtomIndex[j + atomOffset]);
279  
280 <  simnfo->atoms = the_atoms;
281 <  simnfo->sr_interactions = the_sris;
330 <  simnfo->nGlobalExcludes = 0;
331 <  simnfo->excludes = the_excludes;
280 > #endif // is_mpi
281 >      }
282  
283 +      // make the bonds
284 +      for (j = 0; j < molInfo.nBonds; j++){
285 +        currentBond = comp_stamps[stampID]->getBond(j);
286 +        theBonds[j].a = currentBond->getA() + atomOffset;
287 +        theBonds[j].b = currentBond->getB() + atomOffset;
288  
289 <  // get some of the tricky things that may still be in the globals
289 >        tempI = theBonds[j].a;
290 >        tempJ = theBonds[j].b;
291  
336  
337  if( the_globals->haveBox() ){
338    simnfo->box_x = the_globals->getBox();
339    simnfo->box_y = the_globals->getBox();
340    simnfo->box_z = the_globals->getBox();
341  }
342  else if( the_globals->haveDensity() ){
343
344    double vol;
345    vol = (double)tot_nmol / the_globals->getDensity();
346    simnfo->box_x = pow( vol, ( 1.0 / 3.0 ) );
347    simnfo->box_y = simnfo->box_x;
348    simnfo->box_z = simnfo->box_x;
349  }
350  else{
351    if( !the_globals->haveBoxX() ){
352      sprintf( painCave.errMsg,
353               "SimSetup error, no periodic BoxX size given.\n" );
354      painCave.isFatal = 1;
355      simError();
356    }
357    simnfo->box_x = the_globals->getBoxX();
358
359    if( !the_globals->haveBoxY() ){
360      sprintf( painCave.errMsg,
361               "SimSetup error, no periodic BoxY size given.\n" );
362      painCave.isFatal = 1;
363      simError();
364    }
365    simnfo->box_y = the_globals->getBoxY();
366
367    if( !the_globals->haveBoxZ() ){
368      sprintf( painCave.errMsg,
369               "SimSetup error, no periodic BoxZ size given.\n" );
370      painCave.isFatal = 1;
371      simError();
372    }
373    simnfo->box_z = the_globals->getBoxZ();
374  }
375
292   #ifdef IS_MPI
293 <  strcpy( checkPointMsg, "Box size set up" );
294 <  MPIcheckPoint();
295 < #endif // is_mpi
293 >        exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
294 >        exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
295 > #else
296 >        exI = tempI + 1;
297 >        exJ = tempJ + 1;
298 > #endif
299  
300 +        info[k].excludes->addPair(exI, exJ);
301 +      }
302  
303 <  // initialize the arrays
303 >      //make the bends
304 >      for (j = 0; j < molInfo.nBends; j++){
305 >        currentBend = comp_stamps[stampID]->getBend(j);
306 >        theBends[j].a = currentBend->getA() + atomOffset;
307 >        theBends[j].b = currentBend->getB() + atomOffset;
308 >        theBends[j].c = currentBend->getC() + atomOffset;
309  
310 <  the_ff->setSimInfo( simnfo );
310 >        if (currentBend->haveExtras()){
311 >          extras = currentBend->getExtras();
312 >          current_extra = extras;
313  
314 <  makeAtoms();
315 <  simnfo->identArray = new int[simnfo->n_atoms];
316 <  for(i=0; i<simnfo->n_atoms; i++){
317 <    simnfo->identArray[i] = the_atoms[i]->getIdent();
318 <  }
319 <  
320 <  if( tot_bonds ){
393 <    makeBonds();
394 <  }
314 >          while (current_extra != NULL){
315 >            if (!strcmp(current_extra->getlhs(), "ghostVectorSource")){
316 >              switch (current_extra->getType()){
317 >                case 0:
318 >                  theBends[j].ghost = current_extra->getInt() + atomOffset;
319 >                  theBends[j].isGhost = 1;
320 >                  break;
321  
322 <  if( tot_bends ){
323 <    makeBends();
324 <  }
322 >                case 1:
323 >                  theBends[j].ghost = (int) current_extra->getDouble() +
324 >                                      atomOffset;
325 >                  theBends[j].isGhost = 1;
326 >                  break;
327  
328 <  if( tot_torsions ){
329 <    makeTorsions();
330 <  }
328 >                default:
329 >                  sprintf(painCave.errMsg,
330 >                          "SimSetup Error: ghostVectorSource was neither a "
331 >                          "double nor an int.\n"
332 >                          "-->Bend[%d] in %s\n",
333 >                          j, comp_stamps[stampID]->getID());
334 >                  painCave.isFatal = 1;
335 >                  simError();
336 >              }
337 >            }
338 >            else{
339 >              sprintf(painCave.errMsg,
340 >                      "SimSetup Error: unhandled bend assignment:\n"
341 >                      "    -->%s in Bend[%d] in %s\n",
342 >                      current_extra->getlhs(), j, comp_stamps[stampID]->getID());
343 >              painCave.isFatal = 1;
344 >              simError();
345 >            }
346  
347 +            current_extra = current_extra->getNext();
348 +          }
349 +        }
350  
351 <  if (the_globals->getUseRF() ) {
352 <    simnfo->useReactionField = 1;
353 <  
354 <    if( !the_globals->haveECR() ){
355 <      sprintf( painCave.errMsg,
356 <               "SimSetup Warning: using default value of 1/2 the smallest "
357 <               "box length for the electrostaticCutoffRadius.\n"
358 <               "I hope you have a very fast processor!\n");
359 <      painCave.isFatal = 0;
360 <      simError();
361 <      double smallest;
362 <      smallest = simnfo->box_x;
363 <      if (simnfo->box_y <= smallest) smallest = simnfo->box_y;
418 <      if (simnfo->box_z <= smallest) smallest = simnfo->box_z;
419 <      simnfo->ecr = 0.5 * smallest;
420 <    } else {
421 <      simnfo->ecr        = the_globals->getECR();
422 <    }
351 >        if (theBends[j].isGhost) {
352 >          
353 >          tempI = theBends[j].a;
354 >          tempJ = theBends[j].b;
355 >          
356 > #ifdef IS_MPI
357 >          exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
358 >          exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
359 > #else
360 >          exI = tempI + 1;
361 >          exJ = tempJ + 1;
362 > #endif          
363 >          info[k].excludes->addPair(exI, exJ);
364  
365 <    if( !the_globals->haveEST() ){
425 <      sprintf( painCave.errMsg,
426 <               "SimSetup Warning: using default value of 0.05 * the "
427 <               "electrostaticCutoffRadius for the electrostaticSkinThickness\n"
428 <               );
429 <      painCave.isFatal = 0;
430 <      simError();
431 <      simnfo->est = 0.05 * simnfo->ecr;
432 <    } else {
433 <      simnfo->est        = the_globals->getEST();
434 <    }
435 <    
436 <    if(!the_globals->haveDielectric() ){
437 <      sprintf( painCave.errMsg,
438 <               "SimSetup Error: You are trying to use Reaction Field without"
439 <               "setting a dielectric constant!\n"
440 <               );
441 <      painCave.isFatal = 1;
442 <      simError();
443 <    }
444 <    simnfo->dielectric = the_globals->getDielectric();  
445 <  } else {
446 <    if (simnfo->n_dipoles) {
447 <      
448 <      if( !the_globals->haveECR() ){
449 <        sprintf( painCave.errMsg,
450 <                 "SimSetup Warning: using default value of 1/2 the smallest"
451 <                 "box length for the electrostaticCutoffRadius.\n"
452 <                 "I hope you have a very fast processor!\n");
453 <        painCave.isFatal = 0;
454 <        simError();
455 <        double smallest;
456 <        smallest = simnfo->box_x;
457 <        if (simnfo->box_y <= smallest) smallest = simnfo->box_y;
458 <        if (simnfo->box_z <= smallest) smallest = simnfo->box_z;
459 <        simnfo->ecr = 0.5 * smallest;
460 <      } else {
461 <        simnfo->ecr        = the_globals->getECR();
462 <      }
463 <      
464 <      if( !the_globals->haveEST() ){
465 <        sprintf( painCave.errMsg,
466 <                 "SimSetup Warning: using default value of 5% of the"
467 <                 "electrostaticCutoffRadius for the "
468 <                 "electrostaticSkinThickness\n"
469 <                 );
470 <        painCave.isFatal = 0;
471 <        simError();
472 <        simnfo->est = 0.05 * simnfo->ecr;
473 <      } else {
474 <        simnfo->est        = the_globals->getEST();
475 <      }
476 <    }
477 <  }  
365 >        } else {
366  
367 +          tempI = theBends[j].a;
368 +          tempJ = theBends[j].b;
369 +          tempK = theBends[j].c;
370 +          
371   #ifdef IS_MPI
372 <  strcpy( checkPointMsg, "electrostatic parameters check out" );
373 <  MPIcheckPoint();
374 < #endif // is_mpi
372 >          exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
373 >          exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
374 >          exK = info[k].atoms[tempK]->getGlobalIndex() + 1;
375 > #else
376 >          exI = tempI + 1;
377 >          exJ = tempJ + 1;
378 >          exK = tempK + 1;
379 > #endif
380 >          
381 >          info[k].excludes->addPair(exI, exK);
382 >          info[k].excludes->addPair(exI, exJ);
383 >          info[k].excludes->addPair(exJ, exK);
384 >        }
385 >      }
386  
387 < if( the_globals->haveInitialConfig() ){
388 <
389 <     InitializeFromFile* fileInit;
390 < #ifdef IS_MPI // is_mpi
391 <     if( worldRank == 0 ){
392 < #endif //is_mpi
393 <   fileInit = new InitializeFromFile( the_globals->getInitialConfig() );
387 >      for (j = 0; j < molInfo.nTorsions; j++){
388 >        currentTorsion = comp_stamps[stampID]->getTorsion(j);
389 >        theTorsions[j].a = currentTorsion->getA() + atomOffset;
390 >        theTorsions[j].b = currentTorsion->getB() + atomOffset;
391 >        theTorsions[j].c = currentTorsion->getC() + atomOffset;
392 >        theTorsions[j].d = currentTorsion->getD() + atomOffset;
393 >
394 >        tempI = theTorsions[j].a;      
395 >        tempJ = theTorsions[j].b;
396 >        tempK = theTorsions[j].c;
397 >        tempL = theTorsions[j].d;
398 >
399   #ifdef IS_MPI
400 <     }else fileInit = new InitializeFromFile( NULL );
400 >        exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
401 >        exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
402 >        exK = info[k].atoms[tempK]->getGlobalIndex() + 1;
403 >        exL = info[k].atoms[tempL]->getGlobalIndex() + 1;
404 > #else
405 >        exI = tempI + 1;
406 >        exJ = tempJ + 1;
407 >        exK = tempK + 1;
408 >        exL = tempL + 1;
409   #endif
494   fileInit->read_xyz( simnfo ); // default velocities on
410  
411 <   delete fileInit;
412 < }
413 < else{
411 >        info[k].excludes->addPair(exI, exJ);
412 >        info[k].excludes->addPair(exI, exK);
413 >        info[k].excludes->addPair(exI, exL);        
414 >        info[k].excludes->addPair(exJ, exK);
415 >        info[k].excludes->addPair(exJ, exL);
416 >        info[k].excludes->addPair(exK, exL);
417 >      }
418  
419 < #ifdef IS_MPI
419 >      
420 >      molInfo.myRigidBodies.clear();
421 >      
422 >      for (j = 0; j < molInfo.nRigidBodies; j++){
423  
424 <  // no init from bass
425 <  
504 <  sprintf( painCave.errMsg,
505 <           "Cannot intialize a parallel simulation without an initial configuration file.\n" );
506 <  painCave.isFatal;
507 <  simError();
508 <  
509 < #else
424 >        currentRigidBody = comp_stamps[stampID]->getRigidBody(j);
425 >        nMembers = currentRigidBody->getNMembers();
426  
427 <  initFromBass();
427 >        // Create the Rigid Body:
428  
429 +        myRB = new RigidBody();
430  
431 < #endif
432 < }
431 >        sprintf(rbName,"%s_RB_%d", molName, j);
432 >        myRB->setType(rbName);
433 >        
434 >        for (rb1 = 0; rb1 < nMembers; rb1++) {
435  
436 < #ifdef IS_MPI
437 <  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
519 <  MPIcheckPoint();
520 < #endif // is_mpi
436 >          // molI is atom numbering inside this molecule
437 >          molI = currentRigidBody->getMember(rb1);    
438  
439 +          // tempI is atom numbering on local processor
440 +          tempI = molI + atomOffset;
441  
442 <  
443 <
444 <  
442 >          // currentAtom is the AtomStamp (which we need for
443 >          // rigid body reference positions)
444 >          currentAtom = comp_stamps[stampID]->getAtom(molI);
445  
446 <  
446 >          // When we add to the rigid body, add the atom itself and
447 >          // the stamp info:
448 >
449 >          myRB->addAtom(info[k].atoms[tempI], currentAtom);
450 >          
451 >          // Add this atom to the Skip List for the integrators
452   #ifdef IS_MPI
453 <  if( worldRank == 0 ){
454 < #endif // is_mpi
455 <    
456 <    if( the_globals->haveFinalConfig() ){
457 <      strcpy( simnfo->finalName, the_globals->getFinalConfig() );
458 <    }
459 <    else{
460 <      strcpy( simnfo->finalName, inFileName );
461 <      char* endTest;
462 <      int nameLength = strlen( simnfo->finalName );
463 <      endTest = &(simnfo->finalName[nameLength - 5]);
464 <      if( !strcmp( endTest, ".bass" ) ){
465 <        strcpy( endTest, ".eor" );
453 >          slI = info[k].atoms[tempI]->getGlobalIndex();
454 > #else
455 >          slI = tempI;
456 > #endif
457 >          skipList.insert(slI);
458 >          
459 >        }
460 >        
461 >        for(rb1 = 0; rb1 < nMembers - 1; rb1++) {
462 >          for(rb2 = rb1+1; rb2 < nMembers; rb2++) {
463 >            
464 >            tempI = currentRigidBody->getMember(rb1);
465 >            tempJ = currentRigidBody->getMember(rb2);
466 >            
467 >            // Some explanation is required here.
468 >            // Fortran indexing starts at 1, while c indexing starts at 0
469 >            // Also, in parallel computations, the GlobalIndex is
470 >            // used for the exclude list:
471 >            
472 > #ifdef IS_MPI
473 >            exI = molInfo.myAtoms[tempI]->getGlobalIndex() + 1;
474 >            exJ = molInfo.myAtoms[tempJ]->getGlobalIndex() + 1;
475 > #else
476 >            exI = molInfo.myAtoms[tempI]->getIndex() + 1;
477 >            exJ = molInfo.myAtoms[tempJ]->getIndex() + 1;
478 > #endif
479 >            
480 >            info[k].excludes->addPair(exI, exJ);
481 >            
482 >          }
483 >        }
484 >
485 >        molInfo.myRigidBodies.push_back(myRB);
486 >        info[k].rigidBodies.push_back(myRB);
487        }
488 <      else if( !strcmp( endTest, ".BASS" ) ){
489 <        strcpy( endTest, ".eor" );
488 >      
489 >
490 >      //create cutoff group for molecule
491 >
492 >      cutoffAtomSet.clear();
493 >      molInfo.myCutoffGroups.clear();
494 >      
495 >      for (j = 0; j < nCutoffGroups; j++){
496 >
497 >        currentCutoffGroup = comp_stamps[stampID]->getCutoffGroup(j);
498 >        nMembers = currentCutoffGroup->getNMembers();
499 >
500 >        myCutoffGroup = new CutoffGroup();
501 >        
502 >        for (int cg = 0; cg < nMembers; cg++) {
503 >
504 >          // molI is atom numbering inside this molecule
505 >          molI = currentCutoffGroup->getMember(cg);    
506 >
507 >          // tempI is atom numbering on local processor
508 >          tempI = molI + atomOffset;
509 >          
510 >          myCutoffGroup->addAtom(info[k].atoms[tempI]);          
511 >
512 >          cutoffAtomSet.insert(tempI);
513 >        }
514 >
515 >        molInfo.myCutoffGroups.push_back(myCutoffGroup);
516 >      }//end for (j = 0; j < molInfo.nCutoffGroups; j++)
517 >
518 >      //creat a cutoff group for every atom  in current molecule which does not belong to cutoffgroup defined at mdl file
519 >
520 >      for(j = 0; j < molInfo.nAtoms; j++){
521 >
522 >        if(cutoffAtomSet.find(molInfo.myAtoms[j]->getIndex()) == cutoffAtomSet.end()){
523 >          myCutoffGroup = new CutoffGroup();
524 >          myCutoffGroup->addAtom(molInfo.myAtoms[j]);
525 >          molInfo.myCutoffGroups.push_back(myCutoffGroup);
526 >        }
527 >          
528        }
546      else{
547        endTest = &(simnfo->finalName[nameLength - 4]);
548        if( !strcmp( endTest, ".bss" ) ){
549          strcpy( endTest, ".eor" );
550        }
551        else if( !strcmp( endTest, ".mdl" ) ){
552          strcpy( endTest, ".eor" );
553        }
554        else{
555          strcat( simnfo->finalName, ".eor" );
556        }
557      }
558    }
559    
560    // make the sample and status out names
561    
562    strcpy( simnfo->sampleName, inFileName );
563    char* endTest;
564    int nameLength = strlen( simnfo->sampleName );
565    endTest = &(simnfo->sampleName[nameLength - 5]);
566    if( !strcmp( endTest, ".bass" ) ){
567      strcpy( endTest, ".dump" );
568    }
569    else if( !strcmp( endTest, ".BASS" ) ){
570      strcpy( endTest, ".dump" );
571    }
572    else{
573      endTest = &(simnfo->sampleName[nameLength - 4]);
574      if( !strcmp( endTest, ".bss" ) ){
575        strcpy( endTest, ".dump" );
576      }
577      else if( !strcmp( endTest, ".mdl" ) ){
578        strcpy( endTest, ".dump" );
579      }
580      else{
581        strcat( simnfo->sampleName, ".dump" );
582      }
583    }
584    
585    strcpy( simnfo->statusName, inFileName );
586    nameLength = strlen( simnfo->statusName );
587    endTest = &(simnfo->statusName[nameLength - 5]);
588    if( !strcmp( endTest, ".bass" ) ){
589      strcpy( endTest, ".stat" );
590    }
591    else if( !strcmp( endTest, ".BASS" ) ){
592      strcpy( endTest, ".stat" );
593    }
594    else{
595      endTest = &(simnfo->statusName[nameLength - 4]);
596      if( !strcmp( endTest, ".bss" ) ){
597        strcpy( endTest, ".stat" );
598      }
599      else if( !strcmp( endTest, ".mdl" ) ){
600        strcpy( endTest, ".stat" );
601      }
602      else{
603        strcat( simnfo->statusName, ".stat" );
604      }
605    }
606    
607 #ifdef IS_MPI
608  }
609 #endif // is_mpi
610  
611  // set the status, sample, and themal kick times
612  
613  if( the_globals->haveSampleTime() ){
614    simnfo->sampleTime = the_globals->getSampleTime();
615    simnfo->statusTime = simnfo->sampleTime;
616    simnfo->thermalTime = simnfo->sampleTime;
617  }
618  else{
619    simnfo->sampleTime = the_globals->getRunTime();
620    simnfo->statusTime = simnfo->sampleTime;
621    simnfo->thermalTime = simnfo->sampleTime;
622  }
529  
530 <  if( the_globals->haveStatusTime() ){
625 <    simnfo->statusTime = the_globals->getStatusTime();
626 <  }
530 >              
531  
628  if( the_globals->haveThermalTime() ){
629    simnfo->thermalTime = the_globals->getThermalTime();
630  }
532  
533 <  // check for the temperature set flag
533 >      // After this is all set up, scan through the atoms to
534 >      // see if they can be added to the integrableObjects:
535  
536 <  if( the_globals->haveTempSet() ) simnfo->setTemp = the_globals->getTempSet();
536 >      molInfo.myIntegrableObjects.clear();
537 >      
538  
539 +      for (j = 0; j < molInfo.nAtoms; j++){
540  
541 < //   // make the longe range forces and the integrator
541 > #ifdef IS_MPI
542 >        slJ = molInfo.myAtoms[j]->getGlobalIndex();
543 > #else
544 >        slJ = j+atomOffset;
545 > #endif
546  
547 < //   new AllLong( simnfo );
547 >        // if they aren't on the skip list, then they can be integrated
548  
549 <  if( !strcmp( force_field, "TraPPE" ) ) new Verlet( *simnfo, the_ff );
550 <  if( !strcmp( force_field, "DipoleTest" ) ) new Symplectic( simnfo, the_ff );
551 <  if( !strcmp( force_field, "TraPPE_Ex" ) ) new Symplectic( simnfo, the_ff );
552 <  if( !strcmp( force_field, "LJ" ) ) new Verlet( *simnfo, the_ff );
549 >        if (skipList.find(slJ) == skipList.end()) {
550 >          mySD = (StuntDouble *) molInfo.myAtoms[j];
551 >          info[k].integrableObjects.push_back(mySD);
552 >          molInfo.myIntegrableObjects.push_back(mySD);
553 >        }
554 >      }
555  
556 +      // all rigid bodies are integrated:
557  
558 +      for (j = 0; j < molInfo.nRigidBodies; j++) {
559 +        mySD = (StuntDouble *) molInfo.myRigidBodies[j];
560 +        info[k].integrableObjects.push_back(mySD);      
561 +        molInfo.myIntegrableObjects.push_back(mySD);
562 +      }
563 +    
564 +      
565 +      // send the arrays off to the forceField for init.
566 +      
567 +      the_ff->initializeAtoms(molInfo.nAtoms, molInfo.myAtoms);
568 +      the_ff->initializeBonds(molInfo.nBonds, molInfo.myBonds, theBonds);
569 +      the_ff->initializeBends(molInfo.nBends, molInfo.myBends, theBends);
570 +      the_ff->initializeTorsions(molInfo.nTorsions, molInfo.myTorsions,
571 +                                 theTorsions);
572  
573 <  // initialize the Fortran
649 <  
650 <  simnfo->refreshSim();
651 <  
652 <  if( !strcmp( simnfo->mixingRule, "standard") ){
653 <    the_ff->initForceField( LB_MIXING_RULE );
654 <  }
655 <  else if( !strcmp( simnfo->mixingRule, "explicit") ){
656 <    the_ff->initForceField( EXPLICIT_MIXING_RULE );
657 <  }
658 <  else{
659 <    sprintf( painCave.errMsg,
660 <             "SimSetup Error: unknown mixing rule -> \"%s\"\n",
661 <             simnfo->mixingRule );
662 <    painCave.isFatal = 1;
663 <    simError();
664 <  }
573 >      info[k].molecules[i].initialize(molInfo);
574  
575  
576 +      atomOffset += molInfo.nAtoms;
577 +      delete[] theBonds;
578 +      delete[] theBends;
579 +      delete[] theTorsions;
580 +    }    
581 +  }
582 +
583   #ifdef IS_MPI
584 <  strcpy( checkPointMsg,
669 <          "Successfully intialized the mixingRule for Fortran." );
584 >  sprintf(checkPointMsg, "all molecules initialized succesfully");
585    MPIcheckPoint();
586   #endif // is_mpi
587 +
588   }
589  
590 < void SimSetup::makeAtoms( void ){
590 > void SimSetup::initFromBass(void){
591 >  int i, j, k;
592 >  int n_cells;
593 >  double cellx, celly, cellz;
594 >  double temp1, temp2, temp3;
595 >  int n_per_extra;
596 >  int n_extra;
597 >  int have_extra, done;
598  
599 <  int i, j, k, index;
600 <  double ux, uy, uz, uSqr, u;
601 <  AtomStamp* current_atom;
599 >  double vel[3];
600 >  vel[0] = 0.0;
601 >  vel[1] = 0.0;
602 >  vel[2] = 0.0;
603  
604 <  DirectionalAtom* dAtom;
605 <  int molIndex, molStart, molEnd, nMemb, lMolIndex;
604 >  temp1 = (double) tot_nmol / 4.0;
605 >  temp2 = pow(temp1, (1.0 / 3.0));
606 >  temp3 = ceil(temp2);
607  
608 <  lMolIndex = 0;
609 <  molIndex = 0;
610 <  index = 0;
611 <  for( i=0; i<n_components; i++ ){
608 >  have_extra = 0;
609 >  if (temp2 < temp3){
610 >    // we have a non-complete lattice
611 >    have_extra = 1;
612  
613 <    for( j=0; j<components_nmol[i]; j++ ){
613 >    n_cells = (int) temp3 - 1;
614 >    cellx = info[0].boxL[0] / temp3;
615 >    celly = info[0].boxL[1] / temp3;
616 >    cellz = info[0].boxL[2] / temp3;
617 >    n_extra = tot_nmol - (4 * n_cells * n_cells * n_cells);
618 >    temp1 = ((double) n_extra) / (pow(temp3, 3.0) - pow(n_cells, 3.0));
619 >    n_per_extra = (int) ceil(temp1);
620  
621 < #ifdef IS_MPI
622 <      if( mpiSim->getMyMolStart() <= molIndex &&
623 <          molIndex <= mpiSim->getMyMolEnd() ){
624 < #endif // is_mpi        
694 <
695 <        molStart = index;
696 <        nMemb = comp_stamps[i]->getNAtoms();
697 <        for( k=0; k<comp_stamps[i]->getNAtoms(); k++ ){
698 <          
699 <          current_atom = comp_stamps[i]->getAtom( k );
700 <          if( current_atom->haveOrientation() ){
701 <            
702 <            dAtom = new DirectionalAtom(index);
703 <            simnfo->n_oriented++;
704 <            the_atoms[index] = dAtom;
705 <            
706 <            ux = current_atom->getOrntX();
707 <            uy = current_atom->getOrntY();
708 <            uz = current_atom->getOrntZ();
709 <            
710 <            uSqr = (ux * ux) + (uy * uy) + (uz * uz);
711 <            
712 <            u = sqrt( uSqr );
713 <            ux = ux / u;
714 <            uy = uy / u;
715 <            uz = uz / u;
716 <            
717 <            dAtom->setSUx( ux );
718 <            dAtom->setSUy( uy );
719 <            dAtom->setSUz( uz );
720 <          }
721 <          else{
722 <            the_atoms[index] = new GeneralAtom(index);
723 <          }
724 <          the_atoms[index]->setType( current_atom->getType() );
725 <          the_atoms[index]->setIndex( index );
726 <          
727 <          // increment the index and repeat;
728 <          index++;
729 <        }
730 <        
731 <        molEnd = index -1;
732 <        the_molecules[lMolIndex].setNMembers( nMemb );
733 <        the_molecules[lMolIndex].setStartAtom( molStart );
734 <        the_molecules[lMolIndex].setEndAtom( molEnd );
735 <        the_molecules[lMolIndex].setStampID( i );
736 <        lMolIndex++;
737 <
738 < #ifdef IS_MPI
739 <      }
740 < #endif //is_mpi
741 <      
742 <      molIndex++;
743 <    }
744 <  }
745 <
746 < #ifdef IS_MPI
747 <    for( i=0; i<mpiSim->getMyNlocal(); i++ ) the_atoms[i]->setGlobalIndex( globalIndex[i] );
748 <    
749 <    delete[] globalIndex;
750 <
751 <    mpiSim->mpiRefresh();
752 < #endif //IS_MPI
753 <          
754 <  the_ff->initializeAtoms();
755 < }
756 <
757 < void SimSetup::makeBonds( void ){
758 <
759 <  int i, j, k, index, offset, molIndex, exI, exJ, tempEx;
760 <  bond_pair* the_bonds;
761 <  BondStamp* current_bond;
762 <
763 <  the_bonds = new bond_pair[tot_bonds];
764 <  index = 0;
765 <  offset = 0;
766 <  molIndex = 0;
767 <
768 <  for( i=0; i<n_components; i++ ){
769 <
770 <    for( j=0; j<components_nmol[i]; j++ ){
771 <
772 < #ifdef IS_MPI
773 <      if( mpiSim->getMyMolStart() <= molIndex &&
774 <          molIndex <= mpiSim->getMyMolEnd() ){
775 < #endif // is_mpi        
776 <        
777 <        for( k=0; k<comp_stamps[i]->getNBonds(); k++ ){
778 <          
779 <          current_bond = comp_stamps[i]->getBond( k );
780 <          the_bonds[index].a = current_bond->getA() + offset;
781 <          the_bonds[index].b = current_bond->getB() + offset;
782 <
783 <          exI = the_bonds[index].a;
784 <          exJ = the_bonds[index].b;
785 <
786 <          // exclude_I must always be the smaller of the pair
787 <          if( exI > exJ ){
788 <            tempEx = exI;
789 <            exI = exJ;
790 <            exJ = tempEx;
791 <          }
792 <
793 <          
794 < #ifdef IS_MPI
795 <
796 <          the_excludes[index*2] =    
797 <            the_atoms[exI]->getGlobalIndex() + 1;
798 <          the_excludes[index*2 + 1] =
799 <            the_atoms[exJ]->getGlobalIndex() + 1;
800 <
801 < #else  // isn't MPI
802 <          
803 <          the_excludes[index*2] =     exI + 1;
804 <          the_excludes[index*2 + 1] = exJ + 1;
805 <          // fortran index from 1 (hence the +1 in the indexing)
806 < #endif  //is_mpi
807 <          
808 <          // increment the index and repeat;
809 <          index++;
810 <        }
811 <        offset += comp_stamps[i]->getNAtoms();
812 <        
813 < #ifdef IS_MPI
814 <      }
815 < #endif //is_mpi
816 <      
817 <      molIndex++;
818 <    }      
819 <  }
820 <
821 <  the_ff->initializeBonds( the_bonds );
822 < }
823 <
824 < void SimSetup::makeBends( void ){
825 <
826 <  int i, j, k, index, offset, molIndex, exI, exJ, tempEx;
827 <  bend_set* the_bends;
828 <  BendStamp* current_bend;
829 <  LinkedAssign* extras;
830 <  LinkedAssign* current_extra;
831 <  
832 <
833 <  the_bends = new bend_set[tot_bends];
834 <  index = 0;
835 <  offset = 0;
836 <  molIndex = 0;
837 <  for( i=0; i<n_components; i++ ){
838 <
839 <    for( j=0; j<components_nmol[i]; j++ ){
840 <
841 < #ifdef IS_MPI
842 <      if( mpiSim->getMyMolStart() <= molIndex &&
843 <          molIndex <= mpiSim->getMyMolEnd() ){
844 < #endif // is_mpi        
845 <
846 <        for( k=0; k<comp_stamps[i]->getNBends(); k++ ){
847 <          
848 <          current_bend = comp_stamps[i]->getBend( k );
849 <          the_bends[index].a = current_bend->getA() + offset;
850 <          the_bends[index].b = current_bend->getB() + offset;
851 <          the_bends[index].c = current_bend->getC() + offset;
852 <          
853 <          if( current_bend->haveExtras() ){
854 <            
855 <            extras = current_bend->getExtras();
856 <            current_extra = extras;
857 <            
858 <            while( current_extra != NULL ){
859 <              if( !strcmp( current_extra->getlhs(), "ghostVectorSource" )){
860 <                
861 <                switch( current_extra->getType() ){
862 <                  
863 <                case 0:
864 <                  the_bends[index].ghost =
865 <                    current_extra->getInt() + offset;
866 <                  the_bends[index].isGhost = 1;
867 <                  break;
868 <                  
869 <                case 1:
870 <                  the_bends[index].ghost =
871 <                    (int)current_extra->getDouble() + offset;
872 <                  the_bends[index].isGhost = 1;
873 <                  break;
874 <                  
875 <                default:
876 <                  sprintf( painCave.errMsg,
877 <                           "SimSetup Error: ghostVectorSource was neiter a "
878 <                           "double nor an int.\n"
879 <                           "-->Bend[%d] in %s\n",
880 <                           k, comp_stamps[i]->getID() );
881 <                  painCave.isFatal = 1;
882 <                  simError();
883 <                }
884 <              }
885 <              
886 <              else{
887 <                
888 <                sprintf( painCave.errMsg,
889 <                         "SimSetup Error: unhandled bend assignment:\n"
890 <                         "    -->%s in Bend[%d] in %s\n",
891 <                         current_extra->getlhs(),
892 <                         k, comp_stamps[i]->getID() );
893 <                painCave.isFatal = 1;
894 <                simError();
895 <              }
896 <              
897 <              current_extra = current_extra->getNext();
898 <            }
899 <          }
900 <          
901 <          if( !the_bends[index].isGhost ){
902 <            
903 <            exI = the_bends[index].a;
904 <            exJ = the_bends[index].c;
905 <          }
906 <          else{
907 <            
908 <            exI = the_bends[index].a;
909 <            exJ = the_bends[index].b;
910 <          }
911 <          
912 <          // exclude_I must always be the smaller of the pair
913 <          if( exI > exJ ){
914 <            tempEx = exI;
915 <            exI = exJ;
916 <            exJ = tempEx;
917 <          }
918 <
919 <
920 < #ifdef IS_MPI
921 <
922 <          the_excludes[(index + tot_bonds)*2] =    
923 <            the_atoms[exI]->getGlobalIndex() + 1;
924 <          the_excludes[(index + tot_bonds)*2 + 1] =
925 <            the_atoms[exJ]->getGlobalIndex() + 1;
926 <          
927 < #else  // isn't MPI
928 <          
929 <          the_excludes[(index + tot_bonds)*2] =     exI + 1;
930 <          the_excludes[(index + tot_bonds)*2 + 1] = exJ + 1;
931 <          // fortran index from 1 (hence the +1 in the indexing)
932 < #endif  //is_mpi
933 <          
934 <          
935 <          // increment the index and repeat;
936 <          index++;
937 <        }
938 <        offset += comp_stamps[i]->getNAtoms();
939 <        
940 < #ifdef IS_MPI
941 <      }
942 < #endif //is_mpi
943 <
944 <      molIndex++;
945 <    }
946 <  }
947 <
948 < #ifdef IS_MPI
949 <  sprintf( checkPointMsg,
950 <           "Successfully created the bends list.\n" );
951 <  MPIcheckPoint();
952 < #endif // is_mpi
953 <  
954 <
955 <  the_ff->initializeBends( the_bends );
956 < }
957 <
958 < void SimSetup::makeTorsions( void ){
959 <
960 <  int i, j, k, index, offset, molIndex, exI, exJ, tempEx;
961 <  torsion_set* the_torsions;
962 <  TorsionStamp* current_torsion;
963 <
964 <  the_torsions = new torsion_set[tot_torsions];
965 <  index = 0;
966 <  offset = 0;
967 <  molIndex = 0;
968 <  for( i=0; i<n_components; i++ ){
969 <
970 <    for( j=0; j<components_nmol[i]; j++ ){
971 <
972 < #ifdef IS_MPI
973 <      if( mpiSim->getMyMolStart() <= molIndex &&
974 <          molIndex <= mpiSim->getMyMolEnd() ){
975 < #endif // is_mpi        
976 <
977 <      for( k=0; k<comp_stamps[i]->getNTorsions(); k++ ){
978 <
979 <        current_torsion = comp_stamps[i]->getTorsion( k );
980 <        the_torsions[index].a = current_torsion->getA() + offset;
981 <        the_torsions[index].b = current_torsion->getB() + offset;
982 <        the_torsions[index].c = current_torsion->getC() + offset;
983 <        the_torsions[index].d = current_torsion->getD() + offset;
984 <
985 <        exI = the_torsions[index].a;
986 <        exJ = the_torsions[index].d;
987 <
988 <        
989 <        // exclude_I must always be the smaller of the pair
990 <        if( exI > exJ ){
991 <          tempEx = exI;
992 <          exI = exJ;
993 <          exJ = tempEx;
994 <        }
995 <
996 <
997 < #ifdef IS_MPI
998 <        
999 <        the_excludes[(index + tot_bonds + tot_bends)*2] =    
1000 <          the_atoms[exI]->getGlobalIndex() + 1;
1001 <        the_excludes[(index + tot_bonds + tot_bends)*2 + 1] =
1002 <          the_atoms[exJ]->getGlobalIndex() + 1;
1003 <        
1004 < #else  // isn't MPI
1005 <        
1006 <        the_excludes[(index + tot_bonds + tot_bends)*2] =     exI + 1;
1007 <        the_excludes[(index + tot_bonds + tot_bends)*2 + 1] = exJ + 1;
1008 <        // fortran indexes from 1 (hence the +1 in the indexing)
1009 < #endif  //is_mpi
1010 <        
1011 <
1012 <        // increment the index and repeat;
1013 <        index++;
1014 <      }
1015 <      offset += comp_stamps[i]->getNAtoms();
1016 <
1017 < #ifdef IS_MPI
1018 <      }
1019 < #endif //is_mpi      
1020 <
1021 <      molIndex++;
1022 <    }
1023 <  }
1024 <
1025 <  the_ff->initializeTorsions( the_torsions );
1026 < }
1027 <
1028 < void SimSetup::initFromBass( void ){
1029 <
1030 <  int i, j, k;
1031 <  int n_cells;
1032 <  double cellx, celly, cellz;
1033 <  double temp1, temp2, temp3;
1034 <  int n_per_extra;
1035 <  int n_extra;
1036 <  int have_extra, done;
1037 <
1038 <  temp1 = (double)tot_nmol / 4.0;
1039 <  temp2 = pow( temp1, ( 1.0 / 3.0 ) );
1040 <  temp3 = ceil( temp2 );
1041 <
1042 <  have_extra =0;
1043 <  if( temp2 < temp3 ){ // we have a non-complete lattice
1044 <    have_extra =1;
1045 <
1046 <    n_cells = (int)temp3 - 1;
1047 <    cellx = simnfo->box_x / temp3;
1048 <    celly = simnfo->box_y / temp3;
1049 <    cellz = simnfo->box_z / temp3;
1050 <    n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
1051 <    temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
1052 <    n_per_extra = (int)ceil( temp1 );
1053 <
1054 <    if( n_per_extra > 4){
1055 <      sprintf( painCave.errMsg,
1056 <               "SimSetup error. There has been an error in constructing"
1057 <               " the non-complete lattice.\n" );
621 >    if (n_per_extra > 4){
622 >      sprintf(painCave.errMsg,
623 >              "SimSetup error. There has been an error in constructing"
624 >              " the non-complete lattice.\n");
625        painCave.isFatal = 1;
626        simError();
627      }
628    }
629    else{
630 <    n_cells = (int)temp3;
631 <    cellx = simnfo->box_x / temp3;
632 <    celly = simnfo->box_y / temp3;
633 <    cellz = simnfo->box_z / temp3;
630 >    n_cells = (int) temp3;
631 >    cellx = info[0].boxL[0] / temp3;
632 >    celly = info[0].boxL[1] / temp3;
633 >    cellz = info[0].boxL[2] / temp3;
634    }
635  
636    current_mol = 0;
# Line 1071 | Line 638 | void SimSetup::initFromBass( void ){
638    current_comp = 0;
639    current_atom_ndx = 0;
640  
641 <  for( i=0; i < n_cells ; i++ ){
642 <    for( j=0; j < n_cells; j++ ){
643 <      for( k=0; k < n_cells; k++ ){
641 >  for (i = 0; i < n_cells ; i++){
642 >    for (j = 0; j < n_cells; j++){
643 >      for (k = 0; k < n_cells; k++){
644 >        makeElement(i * cellx, j * celly, k * cellz);
645  
646 <        makeElement( i * cellx,
1079 <                     j * celly,
1080 <                     k * cellz );
646 >        makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly, k * cellz);
647  
648 <        makeElement( i * cellx + 0.5 * cellx,
1083 <                     j * celly + 0.5 * celly,
1084 <                     k * cellz );
648 >        makeElement(i * cellx, j * celly + 0.5 * celly, k * cellz + 0.5 * cellz);
649  
650 <        makeElement( i * cellx,
1087 <                     j * celly + 0.5 * celly,
1088 <                     k * cellz + 0.5 * cellz );
1089 <
1090 <        makeElement( i * cellx + 0.5 * cellx,
1091 <                     j * celly,
1092 <                     k * cellz + 0.5 * cellz );
650 >        makeElement(i * cellx + 0.5 * cellx, j * celly, k * cellz + 0.5 * cellz);
651        }
652      }
653    }
654  
655 <  if( have_extra ){
655 >  if (have_extra){
656      done = 0;
657  
658      int start_ndx;
659 <    for( i=0; i < (n_cells+1) && !done; i++ ){
660 <      for( j=0; j < (n_cells+1) && !done; j++ ){
659 >    for (i = 0; i < (n_cells + 1) && !done; i++){
660 >      for (j = 0; j < (n_cells + 1) && !done; j++){
661 >        if (i < n_cells){
662 >          if (j < n_cells){
663 >            start_ndx = n_cells;
664 >          }
665 >          else
666 >            start_ndx = 0;
667 >        }
668 >        else
669 >          start_ndx = 0;
670  
671 <        if( i < n_cells ){
671 >        for (k = start_ndx; k < (n_cells + 1) && !done; k++){
672 >          makeElement(i * cellx, j * celly, k * cellz);
673 >          done = (current_mol >= tot_nmol);
674  
675 <          if( j < n_cells ){
676 <            start_ndx = n_cells;
677 <          }
678 <          else start_ndx = 0;
679 <        }
1111 <        else start_ndx = 0;
675 >          if (!done && n_per_extra > 1){
676 >            makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly,
677 >                        k * cellz);
678 >            done = (current_mol >= tot_nmol);
679 >          }
680  
681 <        for( k=start_ndx; k < (n_cells+1) && !done; k++ ){
681 >          if (!done && n_per_extra > 2){
682 >            makeElement(i * cellx, j * celly + 0.5 * celly,
683 >                        k * cellz + 0.5 * cellz);
684 >            done = (current_mol >= tot_nmol);
685 >          }
686  
687 <          makeElement( i * cellx,
688 <                       j * celly,
689 <                       k * cellz );
690 <          done = ( current_mol >= tot_nmol );
691 <
692 <          if( !done && n_per_extra > 1 ){
1121 <            makeElement( i * cellx + 0.5 * cellx,
1122 <                         j * celly + 0.5 * celly,
1123 <                         k * cellz );
1124 <            done = ( current_mol >= tot_nmol );
1125 <          }
1126 <
1127 <          if( !done && n_per_extra > 2){
1128 <            makeElement( i * cellx,
1129 <                         j * celly + 0.5 * celly,
1130 <                         k * cellz + 0.5 * cellz );
1131 <            done = ( current_mol >= tot_nmol );
1132 <          }
1133 <
1134 <          if( !done && n_per_extra > 3){
1135 <            makeElement( i * cellx + 0.5 * cellx,
1136 <                         j * celly,
1137 <                         k * cellz + 0.5 * cellz );
1138 <            done = ( current_mol >= tot_nmol );
1139 <          }
1140 <        }
687 >          if (!done && n_per_extra > 3){
688 >            makeElement(i * cellx + 0.5 * cellx, j * celly,
689 >                        k * cellz + 0.5 * cellz);
690 >            done = (current_mol >= tot_nmol);
691 >          }
692 >        }
693        }
694      }
695    }
696  
697 <
698 <  for( i=0; i<simnfo->n_atoms; i++ ){
1147 <    simnfo->atoms[i]->set_vx( 0.0 );
1148 <    simnfo->atoms[i]->set_vy( 0.0 );
1149 <    simnfo->atoms[i]->set_vz( 0.0 );
697 >  for (i = 0; i < info[0].n_atoms; i++){
698 >    info[0].atoms[i]->setVel(vel);
699    }
700   }
701  
702 < void SimSetup::makeElement( double x, double y, double z ){
1154 <
702 > void SimSetup::makeElement(double x, double y, double z){
703    int k;
704    AtomStamp* current_atom;
705    DirectionalAtom* dAtom;
706    double rotMat[3][3];
707 +  double pos[3];
708  
709 <  for( k=0; k<comp_stamps[current_comp]->getNAtoms(); k++ ){
710 <
711 <    current_atom = comp_stamps[current_comp]->getAtom( k );
712 <    if( !current_atom->havePosition() ){
713 <      sprintf( painCave.errMsg,
714 <               "SimSetup:initFromBass error.\n"
715 <               "\tComponent %s, atom %s does not have a position specified.\n"
716 <               "\tThe initialization routine is unable to give a start"
717 <               " position.\n",
1169 <               comp_stamps[current_comp]->getID(),
1170 <               current_atom->getType() );
709 >  for (k = 0; k < comp_stamps[current_comp]->getNAtoms(); k++){
710 >    current_atom = comp_stamps[current_comp]->getAtom(k);
711 >    if (!current_atom->havePosition()){
712 >      sprintf(painCave.errMsg,
713 >              "SimSetup:initFromBass error.\n"
714 >              "\tComponent %s, atom %s does not have a position specified.\n"
715 >              "\tThe initialization routine is unable to give a start"
716 >              " position.\n",
717 >              comp_stamps[current_comp]->getID(), current_atom->getType());
718        painCave.isFatal = 1;
719        simError();
720      }
721  
722 <    the_atoms[current_atom_ndx]->setX( x + current_atom->getPosX() );
723 <    the_atoms[current_atom_ndx]->setY( y + current_atom->getPosY() );
724 <    the_atoms[current_atom_ndx]->setZ( z + current_atom->getPosZ() );
722 >    pos[0] = x + current_atom->getPosX();
723 >    pos[1] = y + current_atom->getPosY();
724 >    pos[2] = z + current_atom->getPosZ();
725  
726 <    if( the_atoms[current_atom_ndx]->isDirectional() ){
726 >    info[0].atoms[current_atom_ndx]->setPos(pos);
727  
728 <      dAtom = (DirectionalAtom *)the_atoms[current_atom_ndx];
728 >    if (info[0].atoms[current_atom_ndx]->isDirectional()){
729 >      dAtom = (DirectionalAtom *) info[0].atoms[current_atom_ndx];
730  
731        rotMat[0][0] = 1.0;
732        rotMat[0][1] = 0.0;
# Line 1192 | Line 740 | void SimSetup::makeElement( double x, double y, double
740        rotMat[2][1] = 0.0;
741        rotMat[2][2] = 1.0;
742  
743 <      dAtom->setA( rotMat );
743 >      dAtom->setA(rotMat);
744      }
745  
746      current_atom_ndx++;
# Line 1201 | Line 749 | void SimSetup::makeElement( double x, double y, double
749    current_mol++;
750    current_comp_mol++;
751  
752 <  if( current_comp_mol >= components_nmol[current_comp] ){
1205 <
752 >  if (current_comp_mol >= components_nmol[current_comp]){
753      current_comp_mol = 0;
754      current_comp++;
755 +  }
756 + }
757 +
758 +
759 + void SimSetup::gatherInfo(void){
760 +  int i;
761 +
762 +  ensembleCase = -1;
763 +  ffCase = -1;
764 +
765 +  // set the easy ones first
766 +
767 +  for (i = 0; i < nInfo; i++){
768 +    info[i].target_temp = globals->getTargetTemp();
769 +    info[i].dt = globals->getDt();
770 +    info[i].run_time = globals->getRunTime();
771 +  }
772 +  n_components = globals->getNComponents();
773 +
774 +
775 +  // get the forceField
776 +
777 +  strcpy(force_field, globals->getForceField());
778 +
779 +  if (!strcasecmp(force_field, "DUFF")){
780 +    ffCase = FF_DUFF;
781 +  }
782 +  else if (!strcasecmp(force_field, "LJ")){
783 +    ffCase = FF_LJ;
784 +  }
785 +  else if (!strcasecmp(force_field, "EAM")){
786 +    ffCase = FF_EAM;
787 +  }
788 +  else if (!strcasecmp(force_field, "WATER")){
789 +    ffCase = FF_H2O;
790 +  }
791 +  else{
792 +    sprintf(painCave.errMsg, "SimSetup Error. Unrecognized force field -> %s\n",
793 +            force_field);
794 +         painCave.isFatal = 1;
795 +         simError();
796 +  }
797 +
798 +    // get the ensemble
799 +
800 +  strcpy(ensemble, globals->getEnsemble());
801 +
802 +  if (!strcasecmp(ensemble, "NVE")){
803 +    ensembleCase = NVE_ENS;
804 +  }
805 +  else if (!strcasecmp(ensemble, "NVT")){
806 +    ensembleCase = NVT_ENS;
807 +  }
808 +  else if (!strcasecmp(ensemble, "NPTi") || !strcasecmp(ensemble, "NPT")){
809 +    ensembleCase = NPTi_ENS;
810 +  }
811 +  else if (!strcasecmp(ensemble, "NPTf")){
812 +    ensembleCase = NPTf_ENS;
813 +  }
814 +  else if (!strcasecmp(ensemble, "NPTxyz")){
815 +    ensembleCase = NPTxyz_ENS;
816 +  }
817 +  else{
818 +    sprintf(painCave.errMsg,
819 +            "SimSetup Warning. Unrecognized Ensemble -> %s \n"
820 +            "\treverting to NVE for this simulation.\n",
821 +            ensemble);
822 +         painCave.isFatal = 0;
823 +         simError();
824 +         strcpy(ensemble, "NVE");
825 +         ensembleCase = NVE_ENS;
826 +  }  
827 +
828 +  for (i = 0; i < nInfo; i++){
829 +    strcpy(info[i].ensemble, ensemble);
830 +
831 +    // get the mixing rule
832 +
833 +    strcpy(info[i].mixingRule, globals->getMixingRule());
834 +    info[i].usePBC = globals->getPBC();
835 +  }
836 +
837 +  // get the components and calculate the tot_nMol and indvidual n_mol
838 +
839 +  the_components = globals->getComponents();
840 +  components_nmol = new int[n_components];
841 +
842 +
843 +  if (!globals->haveNMol()){
844 +    // we don't have the total number of molecules, so we assume it is
845 +    // given in each component
846 +
847 +    tot_nmol = 0;
848 +    for (i = 0; i < n_components; i++){
849 +      if (!the_components[i]->haveNMol()){
850 +        // we have a problem
851 +        sprintf(painCave.errMsg,
852 +                "SimSetup Error. No global NMol or component NMol given.\n"
853 +                "\tCannot calculate the number of atoms.\n");
854 +        painCave.isFatal = 1;
855 +        simError();
856 +      }
857 +
858 +      tot_nmol += the_components[i]->getNMol();
859 +      components_nmol[i] = the_components[i]->getNMol();
860 +    }
861 +  }
862 +  else{
863 +    sprintf(painCave.errMsg,
864 +            "SimSetup error.\n"
865 +            "\tSorry, the ability to specify total"
866 +            " nMols and then give molfractions in the components\n"
867 +            "\tis not currently supported."
868 +            " Please give nMol in the components.\n");
869 +    painCave.isFatal = 1;
870 +    simError();
871 +  }
872 +
873 +  //check whether sample time, status time, thermal time and reset time are divisble by dt
874 +  if (globals->haveSampleTime() && !isDivisible(globals->getSampleTime(), globals->getDt())){
875 +    sprintf(painCave.errMsg,
876 +            "Sample time is not divisible by dt.\n"
877 +            "\tThis will result in samples that are not uniformly\n"
878 +            "\tdistributed in time.  If this is a problem, change\n"
879 +            "\tyour sampleTime variable.\n");
880 +    painCave.isFatal = 0;
881 +    simError();    
882 +  }
883 +
884 +  if (globals->haveStatusTime() && !isDivisible(globals->getStatusTime(), globals->getDt())){
885 +    sprintf(painCave.errMsg,
886 +            "Status time is not divisible by dt.\n"
887 +            "\tThis will result in status reports that are not uniformly\n"
888 +            "\tdistributed in time.  If this is a problem, change \n"
889 +            "\tyour statusTime variable.\n");
890 +    painCave.isFatal = 0;
891 +    simError();    
892 +  }
893 +
894 +  if (globals->haveThermalTime() && !isDivisible(globals->getThermalTime(), globals->getDt())){
895 +    sprintf(painCave.errMsg,
896 +            "Thermal time is not divisible by dt.\n"
897 +            "\tThis will result in thermalizations that are not uniformly\n"
898 +            "\tdistributed in time.  If this is a problem, change \n"
899 +            "\tyour thermalTime variable.\n");
900 +    painCave.isFatal = 0;
901 +    simError();    
902 +  }  
903 +
904 +  if (globals->haveResetTime() && !isDivisible(globals->getResetTime(), globals->getDt())){
905 +    sprintf(painCave.errMsg,
906 +            "Reset time is not divisible by dt.\n"
907 +            "\tThis will result in integrator resets that are not uniformly\n"
908 +            "\tdistributed in time.  If this is a problem, change\n"
909 +            "\tyour resetTime variable.\n");
910 +    painCave.isFatal = 0;
911 +    simError();    
912 +  }
913 +
914 +  // set the status, sample, and thermal kick times
915 +
916 +  for (i = 0; i < nInfo; i++){
917 +    if (globals->haveSampleTime()){
918 +      info[i].sampleTime = globals->getSampleTime();
919 +      info[i].statusTime = info[i].sampleTime;
920 +    }
921 +    else{
922 +      info[i].sampleTime = globals->getRunTime();
923 +      info[i].statusTime = info[i].sampleTime;
924 +    }
925 +
926 +    if (globals->haveStatusTime()){
927 +      info[i].statusTime = globals->getStatusTime();
928 +    }
929 +
930 +    if (globals->haveThermalTime()){
931 +      info[i].thermalTime = globals->getThermalTime();
932 +    } else {
933 +      info[i].thermalTime = globals->getRunTime();
934 +    }
935 +
936 +    info[i].resetIntegrator = 0;
937 +    if( globals->haveResetTime() ){
938 +      info[i].resetTime = globals->getResetTime();
939 +      info[i].resetIntegrator = 1;
940 +    }
941 +
942 +    // check for the temperature set flag
943 +    
944 +    if (globals->haveTempSet())
945 +      info[i].setTemp = globals->getTempSet();
946 +
947 +    // check for the extended State init
948 +
949 +    info[i].useInitXSstate = globals->getUseInitXSstate();
950 +    info[i].orthoTolerance = globals->getOrthoBoxTolerance();
951 +    
952 +  }
953 +  
954 +  //setup seed for random number generator
955 +  int seedValue;
956 +
957 +  if (globals->haveSeed()){
958 +    seedValue = globals->getSeed();
959 +
960 +    if(seedValue / 1E9 == 0){
961 +      sprintf(painCave.errMsg,
962 +              "Seed for sprng library should contain at least 9 digits\n"
963 +              "OOPSE will generate a seed for user\n");
964 +      painCave.isFatal = 0;
965 +      simError();
966 +
967 +      //using seed generated by system instead of invalid seed set by user
968 + #ifndef IS_MPI
969 +      seedValue = make_sprng_seed();
970 + #else
971 +      if (worldRank == 0){
972 +        seedValue = make_sprng_seed();
973 +      }
974 +      MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
975 + #endif      
976 +    }
977 +  }//end of if branch of globals->haveSeed()
978 +  else{
979 +    
980 + #ifndef IS_MPI
981 +    seedValue = make_sprng_seed();
982 + #else
983 +    if (worldRank == 0){
984 +      seedValue = make_sprng_seed();
985 +    }
986 +    MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
987 + #endif
988 +  }//end of globals->haveSeed()
989 +
990 +  for (int i = 0; i < nInfo; i++){
991 +    info[i].setSeed(seedValue);
992 +  }
993 +  
994 + #ifdef IS_MPI
995 +  strcpy(checkPointMsg, "Successfully gathered all information from Bass\n");
996 +  MPIcheckPoint();
997 + #endif // is_mpi
998 + }
999 +
1000 +
1001 + void SimSetup::finalInfoCheck(void){
1002 +  int index;
1003 +  int usesDipoles;
1004 +  int usesCharges;
1005 +  int i;
1006 +
1007 +  for (i = 0; i < nInfo; i++){
1008 +    // check electrostatic parameters
1009 +
1010 +    index = 0;
1011 +    usesDipoles = 0;
1012 +    while ((index < info[i].n_atoms) && !usesDipoles){
1013 +      usesDipoles = (info[i].atoms[index])->hasDipole();
1014 +      index++;
1015 +    }
1016 +    index = 0;
1017 +    usesCharges = 0;
1018 +    while ((index < info[i].n_atoms) && !usesCharges){
1019 +      usesCharges= (info[i].atoms[index])->hasCharge();
1020 +      index++;
1021 +    }
1022 + #ifdef IS_MPI
1023 +    int myUse = usesDipoles;
1024 +    MPI_Allreduce(&myUse, &usesDipoles, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
1025 + #endif //is_mpi
1026 +
1027 +    double theRcut, theRsw;
1028 +
1029 +    if (globals->haveRcut()) {
1030 +      theRcut = globals->getRcut();
1031 +
1032 +      if (globals->haveRsw())
1033 +        theRsw = globals->getRsw();
1034 +      else
1035 +        theRsw = theRcut;
1036 +      
1037 +      info[i].setDefaultRcut(theRcut, theRsw);
1038 +
1039 +    } else {
1040 +      
1041 +      the_ff->calcRcut();
1042 +      theRcut = info[i].getRcut();
1043 +
1044 +      if (globals->haveRsw())
1045 +        theRsw = globals->getRsw();
1046 +      else
1047 +        theRsw = theRcut;
1048 +      
1049 +      info[i].setDefaultRcut(theRcut, theRsw);
1050 +    }
1051 +
1052 +    if (globals->getUseRF()){
1053 +      info[i].useReactionField = 1;
1054 +      
1055 +      if (!globals->haveRcut()){
1056 +        sprintf(painCave.errMsg,
1057 +                "SimSetup Warning: No value was set for the cutoffRadius.\n"
1058 +                "\tOOPSE will use a default value of 15.0 angstroms"
1059 +                "\tfor the cutoffRadius.\n");
1060 +        painCave.isFatal = 0;
1061 +        simError();
1062 +        theRcut = 15.0;
1063 +      }
1064 +      else{
1065 +        theRcut = globals->getRcut();
1066 +      }
1067 +
1068 +      if (!globals->haveRsw()){
1069 +        sprintf(painCave.errMsg,
1070 +                "SimSetup Warning: No value was set for switchingRadius.\n"
1071 +                "\tOOPSE will use a default value of\n"
1072 +                "\t0.95 * cutoffRadius for the switchingRadius\n");
1073 +        painCave.isFatal = 0;
1074 +        simError();
1075 +        theRsw = 0.95 * theRcut;
1076 +      }
1077 +      else{
1078 +        theRsw = globals->getRsw();
1079 +      }
1080 +
1081 +      info[i].setDefaultRcut(theRcut, theRsw);
1082 +
1083 +      if (!globals->haveDielectric()){
1084 +        sprintf(painCave.errMsg,
1085 +                "SimSetup Error: No Dielectric constant was set.\n"
1086 +                "\tYou are trying to use Reaction Field without"
1087 +                "\tsetting a dielectric constant!\n");
1088 +        painCave.isFatal = 1;
1089 +        simError();
1090 +      }
1091 +      info[i].dielectric = globals->getDielectric();
1092 +    }
1093 +    else{
1094 +      if (usesDipoles || usesCharges){
1095 +
1096 +        if (!globals->haveRcut()){
1097 +          sprintf(painCave.errMsg,
1098 +                  "SimSetup Warning: No value was set for the cutoffRadius.\n"
1099 +                  "\tOOPSE will use a default value of 15.0 angstroms"
1100 +                  "\tfor the cutoffRadius.\n");
1101 +          painCave.isFatal = 0;
1102 +          simError();
1103 +          theRcut = 15.0;
1104 +      }
1105 +        else{
1106 +          theRcut = globals->getRcut();
1107 +        }
1108 +        
1109 +        if (!globals->haveRsw()){
1110 +          sprintf(painCave.errMsg,
1111 +                  "SimSetup Warning: No value was set for switchingRadius.\n"
1112 +                  "\tOOPSE will use a default value of\n"
1113 +                  "\t0.95 * cutoffRadius for the switchingRadius\n");
1114 +          painCave.isFatal = 0;
1115 +          simError();
1116 +          theRsw = 0.95 * theRcut;
1117 +        }
1118 +        else{
1119 +          theRsw = globals->getRsw();
1120 +        }
1121 +        
1122 +        info[i].setDefaultRcut(theRcut, theRsw);
1123 +        
1124 +      }
1125 +    }
1126 +  }
1127 + #ifdef IS_MPI
1128 +  strcpy(checkPointMsg, "post processing checks out");
1129 +  MPIcheckPoint();
1130 + #endif // is_mpi
1131 +
1132 +  // clean up the forcefield
1133 +  the_ff->cleanMe();
1134 + }
1135 +  
1136 + void SimSetup::initSystemCoords(void){
1137 +  int i;
1138 +
1139 +  char* inName;
1140 +
1141 +  (info[0].getConfiguration())->createArrays(info[0].n_atoms);
1142 +
1143 +  for (i = 0; i < info[0].n_atoms; i++)
1144 +    info[0].atoms[i]->setCoords();
1145 +
1146 +  if (globals->haveInitialConfig()){
1147 +    InitializeFromFile* fileInit;
1148 + #ifdef IS_MPI // is_mpi
1149 +    if (worldRank == 0){
1150 + #endif //is_mpi
1151 +      inName = globals->getInitialConfig();
1152 +      fileInit = new InitializeFromFile(inName);
1153 + #ifdef IS_MPI
1154 +    }
1155 +    else
1156 +      fileInit = new InitializeFromFile(NULL);
1157 + #endif
1158 +    fileInit->readInit(info); // default velocities on
1159 +
1160 +    delete fileInit;
1161 +  }
1162 +  else{
1163 +    
1164 +    // no init from bass
1165 +    
1166 +    sprintf(painCave.errMsg,
1167 +            "Cannot intialize a simulation without an initial configuration file.\n");
1168 +    painCave.isFatal = 1;;
1169 +    simError();
1170 +    
1171 +  }
1172 +
1173 + #ifdef IS_MPI
1174 +  strcpy(checkPointMsg, "Successfully read in the initial configuration");
1175 +  MPIcheckPoint();
1176 + #endif // is_mpi
1177 + }
1178 +
1179 +
1180 + void SimSetup::makeOutNames(void){
1181 +  int k;
1182 +
1183 +
1184 +  for (k = 0; k < nInfo; k++){
1185 + #ifdef IS_MPI
1186 +    if (worldRank == 0){
1187 + #endif // is_mpi
1188 +
1189 +      if (globals->haveFinalConfig()){
1190 +        strcpy(info[k].finalName, globals->getFinalConfig());
1191 +      }
1192 +      else{
1193 +        strcpy(info[k].finalName, inFileName);
1194 +        char* endTest;
1195 +        int nameLength = strlen(info[k].finalName);
1196 +        endTest = &(info[k].finalName[nameLength - 5]);
1197 +        if (!strcmp(endTest, ".bass")){
1198 +          strcpy(endTest, ".eor");
1199 +        }
1200 +        else if (!strcmp(endTest, ".BASS")){
1201 +          strcpy(endTest, ".eor");
1202 +        }
1203 +        else{
1204 +          endTest = &(info[k].finalName[nameLength - 4]);
1205 +          if (!strcmp(endTest, ".bss")){
1206 +            strcpy(endTest, ".eor");
1207 +          }
1208 +          else if (!strcmp(endTest, ".mdl")){
1209 +            strcpy(endTest, ".eor");
1210 +          }
1211 +          else{
1212 +            strcat(info[k].finalName, ".eor");
1213 +          }
1214 +        }
1215 +      }
1216 +
1217 +      // make the sample and status out names
1218 +
1219 +      strcpy(info[k].sampleName, inFileName);
1220 +      char* endTest;
1221 +      int nameLength = strlen(info[k].sampleName);
1222 +      endTest = &(info[k].sampleName[nameLength - 5]);
1223 +      if (!strcmp(endTest, ".bass")){
1224 +        strcpy(endTest, ".dump");
1225 +      }
1226 +      else if (!strcmp(endTest, ".BASS")){
1227 +        strcpy(endTest, ".dump");
1228 +      }
1229 +      else{
1230 +        endTest = &(info[k].sampleName[nameLength - 4]);
1231 +        if (!strcmp(endTest, ".bss")){
1232 +          strcpy(endTest, ".dump");
1233 +        }
1234 +        else if (!strcmp(endTest, ".mdl")){
1235 +          strcpy(endTest, ".dump");
1236 +        }
1237 +        else{
1238 +          strcat(info[k].sampleName, ".dump");
1239 +        }
1240 +      }
1241 +
1242 +      strcpy(info[k].statusName, inFileName);
1243 +      nameLength = strlen(info[k].statusName);
1244 +      endTest = &(info[k].statusName[nameLength - 5]);
1245 +      if (!strcmp(endTest, ".bass")){
1246 +        strcpy(endTest, ".stat");
1247 +      }
1248 +      else if (!strcmp(endTest, ".BASS")){
1249 +        strcpy(endTest, ".stat");
1250 +      }
1251 +      else{
1252 +        endTest = &(info[k].statusName[nameLength - 4]);
1253 +        if (!strcmp(endTest, ".bss")){
1254 +          strcpy(endTest, ".stat");
1255 +        }
1256 +        else if (!strcmp(endTest, ".mdl")){
1257 +          strcpy(endTest, ".stat");
1258 +        }
1259 +        else{
1260 +          strcat(info[k].statusName, ".stat");
1261 +        }
1262 +      }
1263 +
1264 + #ifdef IS_MPI
1265 +
1266 +    }
1267 + #endif // is_mpi
1268 +  }
1269 + }
1270 +
1271 +
1272 + void SimSetup::sysObjectsCreation(void){
1273 +  int i, k;
1274 +
1275 +  // create the forceField
1276 +
1277 +  createFF();
1278 +
1279 +  // extract componentList
1280 +
1281 +  compList();
1282 +
1283 +  // calc the number of atoms, bond, bends, and torsions
1284 +
1285 +  calcSysValues();
1286 +
1287 + #ifdef IS_MPI
1288 +  // divide the molecules among the processors
1289 +
1290 +  mpiMolDivide();
1291 + #endif //is_mpi
1292 +
1293 +  // create the atom and SRI arrays. Also initialize Molecule Stamp ID's
1294 +
1295 +  makeSysArrays();
1296 +
1297 +  // make and initialize the molecules (all but atomic coordinates)
1298 +
1299 +  makeMolecules();
1300 +
1301 +  for (k = 0; k < nInfo; k++){
1302 +    info[k].identArray = new int[info[k].n_atoms];
1303 +    for (i = 0; i < info[k].n_atoms; i++){
1304 +      info[k].identArray[i] = info[k].atoms[i]->getIdent();
1305 +    }
1306 +  }
1307 + }
1308 +
1309 +
1310 + void SimSetup::createFF(void){
1311 +  switch (ffCase){
1312 +    case FF_DUFF:
1313 +      the_ff = new DUFF();
1314 +      break;
1315 +
1316 +    case FF_LJ:
1317 +      the_ff = new LJFF();
1318 +      break;
1319 +
1320 +    case FF_EAM:
1321 +      the_ff = new EAM_FF();
1322 +      break;
1323 +
1324 +    case FF_H2O:
1325 +      the_ff = new WATER();
1326 +      break;
1327 +
1328 +    default:
1329 +      sprintf(painCave.errMsg,
1330 +              "SimSetup Error. Unrecognized force field in case statement.\n");
1331 +      painCave.isFatal = 1;
1332 +      simError();
1333 +  }
1334 +
1335 + #ifdef IS_MPI
1336 +  strcpy(checkPointMsg, "ForceField creation successful");
1337 +  MPIcheckPoint();
1338 + #endif // is_mpi
1339 + }
1340 +
1341 +
1342 + void SimSetup::compList(void){
1343 +  int i;
1344 +  char* id;
1345 +  LinkedMolStamp* headStamp = new LinkedMolStamp();
1346 +  LinkedMolStamp* currentStamp = NULL;
1347 +  comp_stamps = new MoleculeStamp * [n_components];
1348 +  bool haveCutoffGroups;
1349 +
1350 +  haveCutoffGroups = false;
1351 +  
1352 +  // make an array of molecule stamps that match the components used.
1353 +  // also extract the used stamps out into a separate linked list
1354 +
1355 +  for (i = 0; i < nInfo; i++){
1356 +    info[i].nComponents = n_components;
1357 +    info[i].componentsNmol = components_nmol;
1358 +    info[i].compStamps = comp_stamps;
1359 +    info[i].headStamp = headStamp;
1360 +  }
1361 +
1362 +
1363 +  for (i = 0; i < n_components; i++){
1364 +    id = the_components[i]->getType();
1365 +    comp_stamps[i] = NULL;
1366 +
1367 +    // check to make sure the component isn't already in the list
1368 +
1369 +    comp_stamps[i] = headStamp->match(id);
1370 +    if (comp_stamps[i] == NULL){
1371 +      // extract the component from the list;
1372 +
1373 +      currentStamp = stamps->extractMolStamp(id);
1374 +      if (currentStamp == NULL){
1375 +        sprintf(painCave.errMsg,
1376 +                "SimSetup error: Component \"%s\" was not found in the "
1377 +                "list of declared molecules\n",
1378 +                id);
1379 +        painCave.isFatal = 1;
1380 +        simError();
1381 +      }
1382 +
1383 +      headStamp->add(currentStamp);
1384 +      comp_stamps[i] = headStamp->match(id);
1385 +    }
1386 +
1387 +    if(comp_stamps[i]->getNCutoffGroups() > 0)
1388 +      haveCutoffGroups = true;    
1389 +  }
1390 +    
1391 +  for (i = 0; i < nInfo; i++)
1392 +    info[i].haveCutoffGroups = haveCutoffGroups;
1393 +
1394 + #ifdef IS_MPI
1395 +  strcpy(checkPointMsg, "Component stamps successfully extracted\n");
1396 +  MPIcheckPoint();
1397 + #endif // is_mpi
1398 + }
1399 +
1400 + void SimSetup::calcSysValues(void){
1401 +  int i;
1402 +
1403 +  int* molMembershipArray;
1404 +
1405 +  tot_atoms = 0;
1406 +  tot_bonds = 0;
1407 +  tot_bends = 0;
1408 +  tot_torsions = 0;
1409 +  tot_rigid = 0;
1410 +  for (i = 0; i < n_components; i++){
1411 +    tot_atoms += components_nmol[i] * comp_stamps[i]->getNAtoms();
1412 +    tot_bonds += components_nmol[i] * comp_stamps[i]->getNBonds();
1413 +    tot_bends += components_nmol[i] * comp_stamps[i]->getNBends();
1414 +    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
1415 +    tot_rigid += components_nmol[i] * comp_stamps[i]->getNRigidBodies();
1416 +  }
1417 +  
1418 +  tot_SRI = tot_bonds + tot_bends + tot_torsions;
1419 +  molMembershipArray = new int[tot_atoms];
1420 +
1421 +  for (i = 0; i < nInfo; i++){
1422 +    info[i].n_atoms = tot_atoms;
1423 +    info[i].n_bonds = tot_bonds;
1424 +    info[i].n_bends = tot_bends;
1425 +    info[i].n_torsions = tot_torsions;
1426 +    info[i].n_SRI = tot_SRI;
1427 +    info[i].n_mol = tot_nmol;
1428 +
1429 +    info[i].molMembershipArray = molMembershipArray;
1430 +  }
1431 + }
1432 +
1433 + #ifdef IS_MPI
1434 +
1435 + void SimSetup::mpiMolDivide(void){
1436 +  int i, j, k;
1437 +  int localMol, allMol;
1438 +  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
1439 +  int local_rigid;
1440 +  vector<int> globalMolIndex;
1441 +
1442 +  mpiSim = new mpiSimulation(info);
1443 +
1444 +  mpiSim->divideLabor();
1445 +  globalAtomIndex = mpiSim->getGlobalAtomIndex();
1446 +  //globalMolIndex = mpiSim->getGlobalMolIndex();
1447 +
1448 +  // set up the local variables
1449 +
1450 +  mol2proc = mpiSim->getMolToProcMap();
1451 +  molCompType = mpiSim->getMolComponentType();
1452 +
1453 +  allMol = 0;
1454 +  localMol = 0;
1455 +  local_atoms = 0;
1456 +  local_bonds = 0;
1457 +  local_bends = 0;
1458 +  local_torsions = 0;
1459 +  local_rigid = 0;
1460 +  globalAtomCounter = 0;
1461 +
1462 +  for (i = 0; i < n_components; i++){
1463 +    for (j = 0; j < components_nmol[i]; j++){
1464 +      if (mol2proc[allMol] == worldRank){
1465 +        local_atoms += comp_stamps[i]->getNAtoms();
1466 +        local_bonds += comp_stamps[i]->getNBonds();
1467 +        local_bends += comp_stamps[i]->getNBends();
1468 +        local_torsions += comp_stamps[i]->getNTorsions();
1469 +        local_rigid += comp_stamps[i]->getNRigidBodies();
1470 +        localMol++;
1471 +      }      
1472 +      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1473 +        info[0].molMembershipArray[globalAtomCounter] = allMol;
1474 +        globalAtomCounter++;
1475 +      }
1476 +
1477 +      allMol++;
1478 +    }
1479 +  }
1480 +  local_SRI = local_bonds + local_bends + local_torsions;
1481 +
1482 +  info[0].n_atoms = mpiSim->getMyNlocal();  
1483 +  
1484 +
1485 +  if (local_atoms != info[0].n_atoms){
1486 +    sprintf(painCave.errMsg,
1487 +            "SimSetup error: mpiSim's localAtom (%d) and SimSetup's\n"
1488 +            "\tlocalAtom (%d) are not equal.\n",
1489 +            info[0].n_atoms, local_atoms);
1490 +    painCave.isFatal = 1;
1491 +    simError();
1492 +  }
1493 +
1494 +  info[0].n_bonds = local_bonds;
1495 +  info[0].n_bends = local_bends;
1496 +  info[0].n_torsions = local_torsions;
1497 +  info[0].n_SRI = local_SRI;
1498 +  info[0].n_mol = localMol;
1499 +
1500 +  strcpy(checkPointMsg, "Passed nlocal consistency check.");
1501 +  MPIcheckPoint();
1502 + }
1503 +
1504 + #endif // is_mpi
1505 +
1506 +
1507 + void SimSetup::makeSysArrays(void){
1508 +
1509 + #ifndef IS_MPI
1510 +  int k, j;
1511 + #endif // is_mpi
1512 +  int i, l;
1513 +
1514 +  Atom** the_atoms;
1515 +  Molecule* the_molecules;
1516 +
1517 +  for (l = 0; l < nInfo; l++){
1518 +    // create the atom and short range interaction arrays
1519 +
1520 +    the_atoms = new Atom * [info[l].n_atoms];
1521 +    the_molecules = new Molecule[info[l].n_mol];
1522 +    int molIndex;
1523 +
1524 +    // initialize the molecule's stampID's
1525 +
1526 + #ifdef IS_MPI
1527 +
1528 +
1529 +    molIndex = 0;
1530 +    for (i = 0; i < mpiSim->getTotNmol(); i++){
1531 +      if (mol2proc[i] == worldRank){
1532 +        the_molecules[molIndex].setStampID(molCompType[i]);
1533 +        the_molecules[molIndex].setMyIndex(molIndex);
1534 +        the_molecules[molIndex].setGlobalIndex(i);
1535 +        molIndex++;
1536 +      }
1537 +    }
1538 +
1539 + #else // is_mpi
1540 +
1541 +    molIndex = 0;
1542 +    globalAtomCounter = 0;
1543 +    for (i = 0; i < n_components; i++){
1544 +      for (j = 0; j < components_nmol[i]; j++){
1545 +        the_molecules[molIndex].setStampID(i);
1546 +        the_molecules[molIndex].setMyIndex(molIndex);
1547 +        the_molecules[molIndex].setGlobalIndex(molIndex);
1548 +        for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1549 +          info[l].molMembershipArray[globalAtomCounter] = molIndex;
1550 +          globalAtomCounter++;
1551 +        }
1552 +        molIndex++;
1553 +      }
1554 +    }
1555 +
1556 +
1557 + #endif // is_mpi
1558 +
1559 +    info[l].globalExcludes = new int;
1560 +    info[l].globalExcludes[0] = 0;
1561 +    
1562 +    // set the arrays into the SimInfo object
1563 +
1564 +    info[l].atoms = the_atoms;
1565 +    info[l].molecules = the_molecules;
1566 +    info[l].nGlobalExcludes = 0;
1567 +    
1568 +    the_ff->setSimInfo(info);
1569    }
1570   }
1571 +
1572 + void SimSetup::makeIntegrator(void){
1573 +  int k;
1574 +
1575 +  NVE<RealIntegrator>* myNVE = NULL;
1576 +  NVT<RealIntegrator>* myNVT = NULL;
1577 +  NPTi<NPT<RealIntegrator> >* myNPTi = NULL;
1578 +  NPTf<NPT<RealIntegrator> >* myNPTf = NULL;
1579 +  NPTxyz<NPT<RealIntegrator> >* myNPTxyz = NULL;
1580 +  
1581 +  for (k = 0; k < nInfo; k++){
1582 +    switch (ensembleCase){
1583 +      case NVE_ENS:
1584 +        if (globals->haveZconstraints()){
1585 +          setupZConstraint(info[k]);
1586 +          myNVE = new ZConstraint<NVE<RealIntegrator> >(&(info[k]), the_ff);
1587 +        }
1588 +        else{
1589 +          myNVE = new NVE<RealIntegrator>(&(info[k]), the_ff);
1590 +        }
1591 +        
1592 +        info->the_integrator = myNVE;
1593 +        break;
1594 +
1595 +      case NVT_ENS:
1596 +        if (globals->haveZconstraints()){
1597 +          setupZConstraint(info[k]);
1598 +          myNVT = new ZConstraint<NVT<RealIntegrator> >(&(info[k]), the_ff);
1599 +        }
1600 +        else
1601 +          myNVT = new NVT<RealIntegrator>(&(info[k]), the_ff);
1602 +
1603 +        myNVT->setTargetTemp(globals->getTargetTemp());
1604 +
1605 +        if (globals->haveTauThermostat())
1606 +          myNVT->setTauThermostat(globals->getTauThermostat());
1607 +        else{
1608 +          sprintf(painCave.errMsg,
1609 +                  "SimSetup error: If you use the NVT\n"
1610 +                  "\tensemble, you must set tauThermostat.\n");
1611 +          painCave.isFatal = 1;
1612 +          simError();
1613 +        }
1614 +
1615 +        info->the_integrator = myNVT;
1616 +        break;
1617 +
1618 +      case NPTi_ENS:
1619 +        if (globals->haveZconstraints()){
1620 +          setupZConstraint(info[k]);
1621 +          myNPTi = new ZConstraint<NPTi<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1622 +        }
1623 +        else
1624 +          myNPTi = new NPTi<NPT<RealIntegrator> >(&(info[k]), the_ff);
1625 +
1626 +        myNPTi->setTargetTemp(globals->getTargetTemp());
1627 +
1628 +        if (globals->haveTargetPressure())
1629 +          myNPTi->setTargetPressure(globals->getTargetPressure());
1630 +        else{
1631 +          sprintf(painCave.errMsg,
1632 +                  "SimSetup error: If you use a constant pressure\n"
1633 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1634 +          painCave.isFatal = 1;
1635 +          simError();
1636 +        }
1637 +
1638 +        if (globals->haveTauThermostat())
1639 +          myNPTi->setTauThermostat(globals->getTauThermostat());
1640 +        else{
1641 +          sprintf(painCave.errMsg,
1642 +                  "SimSetup error: If you use an NPT\n"
1643 +                  "\tensemble, you must set tauThermostat.\n");
1644 +          painCave.isFatal = 1;
1645 +          simError();
1646 +        }
1647 +
1648 +        if (globals->haveTauBarostat())
1649 +          myNPTi->setTauBarostat(globals->getTauBarostat());
1650 +        else{
1651 +          sprintf(painCave.errMsg,
1652 +                  "SimSetup error: If you use an NPT\n"
1653 +                  "\tensemble, you must set tauBarostat.\n");
1654 +          painCave.isFatal = 1;
1655 +          simError();
1656 +        }
1657 +
1658 +        info->the_integrator = myNPTi;
1659 +        break;
1660 +
1661 +      case NPTf_ENS:
1662 +        if (globals->haveZconstraints()){
1663 +          setupZConstraint(info[k]);
1664 +          myNPTf = new ZConstraint<NPTf<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1665 +        }
1666 +        else
1667 +          myNPTf = new NPTf<NPT <RealIntegrator> >(&(info[k]), the_ff);
1668 +
1669 +        myNPTf->setTargetTemp(globals->getTargetTemp());
1670 +
1671 +        if (globals->haveTargetPressure())
1672 +          myNPTf->setTargetPressure(globals->getTargetPressure());
1673 +        else{
1674 +          sprintf(painCave.errMsg,
1675 +                  "SimSetup error: If you use a constant pressure\n"
1676 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1677 +          painCave.isFatal = 1;
1678 +          simError();
1679 +        }    
1680 +
1681 +        if (globals->haveTauThermostat())
1682 +          myNPTf->setTauThermostat(globals->getTauThermostat());
1683 +
1684 +        else{
1685 +          sprintf(painCave.errMsg,
1686 +                  "SimSetup error: If you use an NPT\n"
1687 +                  "\tensemble, you must set tauThermostat.\n");
1688 +          painCave.isFatal = 1;
1689 +          simError();
1690 +        }
1691 +
1692 +        if (globals->haveTauBarostat())
1693 +          myNPTf->setTauBarostat(globals->getTauBarostat());
1694 +
1695 +        else{
1696 +          sprintf(painCave.errMsg,
1697 +                  "SimSetup error: If you use an NPT\n"
1698 +                  "\tensemble, you must set tauBarostat.\n");
1699 +          painCave.isFatal = 1;
1700 +          simError();
1701 +        }
1702 +
1703 +        info->the_integrator = myNPTf;
1704 +        break;
1705 +
1706 +      case NPTxyz_ENS:
1707 +        if (globals->haveZconstraints()){
1708 +          setupZConstraint(info[k]);
1709 +          myNPTxyz = new ZConstraint<NPTxyz<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1710 +        }
1711 +        else
1712 +          myNPTxyz = new NPTxyz<NPT <RealIntegrator> >(&(info[k]), the_ff);
1713 +
1714 +        myNPTxyz->setTargetTemp(globals->getTargetTemp());
1715 +
1716 +        if (globals->haveTargetPressure())
1717 +          myNPTxyz->setTargetPressure(globals->getTargetPressure());
1718 +        else{
1719 +          sprintf(painCave.errMsg,
1720 +                  "SimSetup error: If you use a constant pressure\n"
1721 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1722 +          painCave.isFatal = 1;
1723 +          simError();
1724 +        }    
1725 +
1726 +        if (globals->haveTauThermostat())
1727 +          myNPTxyz->setTauThermostat(globals->getTauThermostat());
1728 +        else{
1729 +          sprintf(painCave.errMsg,
1730 +                  "SimSetup error: If you use an NPT\n"
1731 +                  "\tensemble, you must set tauThermostat.\n");
1732 +          painCave.isFatal = 1;
1733 +          simError();
1734 +        }
1735 +
1736 +        if (globals->haveTauBarostat())
1737 +          myNPTxyz->setTauBarostat(globals->getTauBarostat());
1738 +        else{
1739 +          sprintf(painCave.errMsg,
1740 +                  "SimSetup error: If you use an NPT\n"
1741 +                  "\tensemble, you must set tauBarostat.\n");
1742 +          painCave.isFatal = 1;
1743 +          simError();
1744 +        }
1745 +
1746 +        info->the_integrator = myNPTxyz;
1747 +        break;
1748 +
1749 +      default:
1750 +        sprintf(painCave.errMsg,
1751 +                "SimSetup Error. Unrecognized ensemble in case statement.\n");
1752 +        painCave.isFatal = 1;
1753 +        simError();
1754 +    }
1755 +  }
1756 + }
1757 +
1758 + void SimSetup::initFortran(void){
1759 +  info[0].refreshSim();
1760 +
1761 +  if (!strcmp(info[0].mixingRule, "standard")){
1762 +    the_ff->initForceField(LB_MIXING_RULE);
1763 +  }
1764 +  else if (!strcmp(info[0].mixingRule, "explicit")){
1765 +    the_ff->initForceField(EXPLICIT_MIXING_RULE);
1766 +  }
1767 +  else{
1768 +    sprintf(painCave.errMsg, "SimSetup Error: unknown mixing rule -> \"%s\"\n",
1769 +            info[0].mixingRule);
1770 +    painCave.isFatal = 1;
1771 +    simError();
1772 +  }
1773 +
1774 +
1775 + #ifdef IS_MPI
1776 +  strcpy(checkPointMsg, "Successfully intialized the mixingRule for Fortran.");
1777 +  MPIcheckPoint();
1778 + #endif // is_mpi
1779 + }
1780 +
1781 + void SimSetup::setupZConstraint(SimInfo& theInfo){
1782 +  int nZConstraints;
1783 +  ZconStamp** zconStamp;
1784 +
1785 +  if (globals->haveZconstraintTime()){
1786 +    //add sample time of z-constraint  into SimInfo's property list                    
1787 +    DoubleData* zconsTimeProp = new DoubleData();
1788 +    zconsTimeProp->setID(ZCONSTIME_ID);
1789 +    zconsTimeProp->setData(globals->getZconsTime());
1790 +    theInfo.addProperty(zconsTimeProp);
1791 +  }
1792 +  else{
1793 +    sprintf(painCave.errMsg,
1794 +            "ZConstraint error: If you use a ZConstraint,\n"
1795 +            "\tyou must set zconsTime.\n");
1796 +    painCave.isFatal = 1;
1797 +    simError();
1798 +  }
1799 +
1800 +  //push zconsTol into siminfo, if user does not specify
1801 +  //value for zconsTol, a default value will be used
1802 +  DoubleData* zconsTol = new DoubleData();
1803 +  zconsTol->setID(ZCONSTOL_ID);
1804 +  if (globals->haveZconsTol()){
1805 +    zconsTol->setData(globals->getZconsTol());
1806 +  }
1807 +  else{
1808 +    double defaultZConsTol = 0.01;
1809 +    sprintf(painCave.errMsg,
1810 +            "ZConstraint Warning: Tolerance for z-constraint method is not specified.\n"
1811 +            "\tOOPSE will use a default value of %f.\n"
1812 +            "\tTo set the tolerance, use the zconsTol variable.\n",
1813 +            defaultZConsTol);
1814 +    painCave.isFatal = 0;
1815 +    simError();      
1816 +
1817 +    zconsTol->setData(defaultZConsTol);
1818 +  }
1819 +  theInfo.addProperty(zconsTol);
1820 +
1821 +  //set Force Subtraction Policy
1822 +  StringData* zconsForcePolicy = new StringData();
1823 +  zconsForcePolicy->setID(ZCONSFORCEPOLICY_ID);
1824 +
1825 +  if (globals->haveZconsForcePolicy()){
1826 +    zconsForcePolicy->setData(globals->getZconsForcePolicy());
1827 +  }
1828 +  else{
1829 +    sprintf(painCave.errMsg,
1830 +            "ZConstraint Warning: No force subtraction policy was set.\n"
1831 +            "\tOOPSE will use PolicyByMass.\n"
1832 +            "\tTo set the policy, use the zconsForcePolicy variable.\n");
1833 +    painCave.isFatal = 0;
1834 +    simError();
1835 +    zconsForcePolicy->setData("BYMASS");
1836 +  }
1837 +
1838 +  theInfo.addProperty(zconsForcePolicy);
1839 +
1840 +  //set zcons gap
1841 +  DoubleData* zconsGap = new DoubleData();
1842 +  zconsGap->setID(ZCONSGAP_ID);
1843 +
1844 +  if (globals->haveZConsGap()){
1845 +    zconsGap->setData(globals->getZconsGap());
1846 +    theInfo.addProperty(zconsGap);  
1847 +  }
1848 +
1849 +  //set zcons fixtime
1850 +  DoubleData* zconsFixtime = new DoubleData();
1851 +  zconsFixtime->setID(ZCONSFIXTIME_ID);
1852 +
1853 +  if (globals->haveZConsFixTime()){
1854 +    zconsFixtime->setData(globals->getZconsFixtime());
1855 +    theInfo.addProperty(zconsFixtime);  
1856 +  }
1857 +
1858 +  //set zconsUsingSMD
1859 +  IntData* zconsUsingSMD = new IntData();
1860 +  zconsUsingSMD->setID(ZCONSUSINGSMD_ID);
1861 +
1862 +  if (globals->haveZConsUsingSMD()){
1863 +    zconsUsingSMD->setData(globals->getZconsUsingSMD());
1864 +    theInfo.addProperty(zconsUsingSMD);  
1865 +  }
1866 +
1867 +  //Determine the name of ouput file and add it into SimInfo's property list
1868 +  //Be careful, do not use inFileName, since it is a pointer which
1869 +  //point to a string at master node, and slave nodes do not contain that string
1870 +
1871 +  string zconsOutput(theInfo.finalName);
1872 +
1873 +  zconsOutput = zconsOutput.substr(0, zconsOutput.rfind(".")) + ".fz";
1874 +
1875 +  StringData* zconsFilename = new StringData();
1876 +  zconsFilename->setID(ZCONSFILENAME_ID);
1877 +  zconsFilename->setData(zconsOutput);
1878 +
1879 +  theInfo.addProperty(zconsFilename);
1880 +
1881 +  //setup index, pos and other parameters of z-constraint molecules
1882 +  nZConstraints = globals->getNzConstraints();
1883 +  theInfo.nZconstraints = nZConstraints;
1884 +
1885 +  zconStamp = globals->getZconStamp();
1886 +  ZConsParaItem tempParaItem;
1887 +
1888 +  ZConsParaData* zconsParaData = new ZConsParaData();
1889 +  zconsParaData->setID(ZCONSPARADATA_ID);
1890 +
1891 +  for (int i = 0; i < nZConstraints; i++){
1892 +    tempParaItem.havingZPos = zconStamp[i]->haveZpos();
1893 +    tempParaItem.zPos = zconStamp[i]->getZpos();
1894 +    tempParaItem.zconsIndex = zconStamp[i]->getMolIndex();
1895 +    tempParaItem.kRatio = zconStamp[i]->getKratio();
1896 +    tempParaItem.havingCantVel = zconStamp[i]->haveCantVel();
1897 +    tempParaItem.cantVel = zconStamp[i]->getCantVel();    
1898 +    zconsParaData->addItem(tempParaItem);
1899 +  }
1900 +
1901 +  //check the uniqueness of index  
1902 +  if(!zconsParaData->isIndexUnique()){
1903 +    sprintf(painCave.errMsg,
1904 +            "ZConstraint Error: molIndex is not unique!\n");
1905 +    painCave.isFatal = 1;
1906 +    simError();
1907 +  }
1908 +
1909 +  //sort the parameters by index of molecules
1910 +  zconsParaData->sortByIndex();
1911 +  
1912 +  //push data into siminfo, therefore, we can retrieve later
1913 +  theInfo.addProperty(zconsParaData);
1914 + }
1915 +
1916 + void SimSetup::makeMinimizer(){
1917 +
1918 +  OOPSEMinimizer* myOOPSEMinimizer;
1919 +  MinimizerParameterSet* param;
1920 +  char minimizerName[100];
1921 +  
1922 +  for (int i = 0; i < nInfo; i++){
1923 +    
1924 +    //prepare parameter set for minimizer
1925 +    param = new MinimizerParameterSet();
1926 +    param->setDefaultParameter();
1927 +
1928 +    if (globals->haveMinimizer()){
1929 +      param->setFTol(globals->getMinFTol());
1930 +    }
1931 +
1932 +    if (globals->haveMinGTol()){
1933 +      param->setGTol(globals->getMinGTol());
1934 +    }
1935 +
1936 +    if (globals->haveMinMaxIter()){
1937 +      param->setMaxIteration(globals->getMinMaxIter());
1938 +    }
1939 +
1940 +    if (globals->haveMinWriteFrq()){
1941 +      param->setMaxIteration(globals->getMinMaxIter());
1942 +    }
1943 +
1944 +    if (globals->haveMinWriteFrq()){
1945 +      param->setWriteFrq(globals->getMinWriteFrq());
1946 +    }
1947 +    
1948 +    if (globals->haveMinStepSize()){
1949 +      param->setStepSize(globals->getMinStepSize());
1950 +    }
1951 +
1952 +    if (globals->haveMinLSMaxIter()){
1953 +      param->setLineSearchMaxIteration(globals->getMinLSMaxIter());
1954 +    }    
1955 +
1956 +    if (globals->haveMinLSTol()){
1957 +      param->setLineSearchTol(globals->getMinLSTol());
1958 +    }    
1959 +
1960 +    strcpy(minimizerName, globals->getMinimizer());
1961 +
1962 +    if (!strcasecmp(minimizerName, "CG")){
1963 +      myOOPSEMinimizer = new PRCGMinimizer(&(info[i]), the_ff, param);
1964 +    }
1965 +    else if (!strcasecmp(minimizerName, "SD")){
1966 +    //myOOPSEMinimizer = MinimizerFactory.creatMinimizer("", &(info[i]), the_ff, param);
1967 +      myOOPSEMinimizer = new SDMinimizer(&(info[i]), the_ff, param);
1968 +    }
1969 +    else{
1970 +          sprintf(painCave.errMsg,
1971 +                  "SimSetup error: Unrecognized Minimizer, use Conjugate Gradient \n");
1972 +          painCave.isFatal = 0;
1973 +          simError();
1974 +
1975 +      myOOPSEMinimizer = new PRCGMinimizer(&(info[i]), the_ff, param);          
1976 +    }
1977 +     info[i].the_integrator = myOOPSEMinimizer;
1978 +
1979 +     //store the minimizer into simInfo
1980 +     info[i].the_minimizer = myOOPSEMinimizer;
1981 +     info[i].has_minimizer = true;
1982 +  }
1983 +
1984 + }

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