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root/group/trunk/OOPSE/libmdtools/SimSetup.cpp
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Comparing trunk/OOPSE/libmdtools/SimSetup.cpp (file contents):
Revision 414 by mmeineke, Wed Mar 26 22:02:36 2003 UTC vs.
Revision 1104 by gezelter, Tue Apr 13 16:26:03 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 <  
143 >    if( !(globals->getUseInitTime()) )
144 >      info[0].currentTime = 0.0;
145 >  }  
146  
147 <  // get the components and calculate the tot_nMol and indvidual n_mol
111 <  the_components = the_globals->getComponents();
112 <  components_nmol = new int[n_components];
113 <  comp_stamps = new MoleculeStamp*[n_components];
147 >  // make the output filenames
148  
149 <  if( !the_globals->haveNMol() ){
116 <    // we don't have the total number of molecules, so we assume it is
117 <    // given in each component
149 >  makeOutNames();
150  
151 <    tot_nmol = 0;
152 <    for( i=0; i<n_components; i++ ){
151 >  if (globals->haveMinimizer())
152 >    // make minimizer
153 >    makeMinimizer();
154 >  else
155 >    // make the integrator
156 >    makeIntegrator();
157 >  
158 > #ifdef IS_MPI
159 >  mpiSim->mpiRefresh();
160 > #endif
161  
162 <      if( !the_components[i]->haveNMol() ){
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 <      }
162 >  // initialize the Fortran
163  
164 <      tot_nmol += the_components[i]->getNMol();
165 <      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 <  }
164 >  initFortran();
165 > }
166  
160 #ifdef IS_MPI
161  strcpy( checkPointMsg, "Have the number of components" );
162  MPIcheckPoint();
163 #endif // is_mpi
167  
168 <  // make an array of molecule stamps that match the components used.
169 <  // also extract the used stamps out into a separate linked list
168 > void SimSetup::makeMolecules(void){
169 >  int i, j, k;
170 >  int exI, exJ, exK, exL, slI, slJ;
171 >  int tempI, tempJ, tempK, tempL;
172 >  int molI;
173 >  int stampID, atomOffset, rbOffset;
174 >  molInit molInfo;
175 >  DirectionalAtom* dAtom;
176 >  RigidBody* myRB;
177 >  StuntDouble* mySD;
178 >  LinkedAssign* extras;
179 >  LinkedAssign* current_extra;
180 >  AtomStamp* currentAtom;
181 >  BondStamp* currentBond;
182 >  BendStamp* currentBend;
183 >  TorsionStamp* currentTorsion;
184 >  RigidBodyStamp* currentRigidBody;
185  
186 <  simnfo->nComponents = n_components;
187 <  simnfo->componentsNmol = components_nmol;
188 <  simnfo->compStamps = comp_stamps;
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++ ){
186 >  bond_pair* theBonds;
187 >  bend_set* theBends;
188 >  torsion_set* theTorsions;
189  
190 <    id = the_components[i]->getType();
179 <    comp_stamps[i] = NULL;
180 <    
181 <    // check to make sure the component isn't already in the list
190 >  set<int> skipList;
191  
192 <    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 <  }
192 >  double phi, theta, psi;
193  
194 < #ifdef IS_MPI
204 <  strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
205 <  MPIcheckPoint();
206 < #endif // is_mpi
207 <  
194 >  //init the forceField paramters
195  
196 +  the_ff->readParams();
197  
198 +  // init the atoms
199  
200 <  // caclulate the number of atoms, bonds, bends and torsions
200 >  int nMembers, nNew, rb1, rb2;
201  
202 <  tot_atoms = 0;
203 <  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 <  }
202 >  for (k = 0; k < nInfo; k++){
203 >    the_ff->setSimInfo(&(info[k]));
204  
205 <  tot_SRI = tot_bonds + tot_bends + tot_torsions;
205 >    atomOffset = 0;
206  
207 <  simnfo->n_atoms = tot_atoms;
208 <  simnfo->n_bonds = tot_bonds;
229 <  simnfo->n_bends = tot_bends;
230 <  simnfo->n_torsions = tot_torsions;
231 <  simnfo->n_SRI = tot_SRI;
232 <  simnfo->n_mol = tot_nmol;
207 >    for (i = 0; i < info[k].n_mol; i++){
208 >      stampID = info[k].molecules[i].getStampID();
209  
210 <  
211 < #ifdef IS_MPI
210 >      molInfo.nAtoms = comp_stamps[stampID]->getNAtoms();
211 >      molInfo.nBonds = comp_stamps[stampID]->getNBonds();
212 >      molInfo.nBends = comp_stamps[stampID]->getNBends();
213 >      molInfo.nTorsions = comp_stamps[stampID]->getNTorsions();
214 >      molInfo.nRigidBodies = comp_stamps[stampID]->getNRigidBodies();
215 >      
216 >      molInfo.myAtoms = &(info[k].atoms[atomOffset]);
217  
218 <  // divide the molecules among processors here.
219 <  
220 <  mpiSim = new mpiSimulation( simnfo );
221 <  
241 <  
218 >      if (molInfo.nBonds > 0)
219 >        molInfo.myBonds = new (Bond *) [molInfo.nBonds];
220 >      else
221 >        molInfo.myBonds = NULL;
222  
223 <  globalIndex = mpiSim->divideLabor();
223 >      if (molInfo.nBends > 0)
224 >        molInfo.myBends = new (Bend *) [molInfo.nBends];
225 >      else
226 >        molInfo.myBends = NULL;
227  
228 +      if (molInfo.nTorsions > 0)
229 +        molInfo.myTorsions = new (Torsion *) [molInfo.nTorsions];
230 +      else
231 +        molInfo.myTorsions = NULL;
232  
233 <
234 <  // set up the local variables
235 <  
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++ ){
233 >      theBonds = new bond_pair[molInfo.nBonds];
234 >      theBends = new bend_set[molInfo.nBends];
235 >      theTorsions = new torsion_set[molInfo.nTorsions];
236        
237 <      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 <  
237 >      // make the Atoms
238  
239 <  simnfo->n_atoms = mpiSim->getMyNlocal();  
240 <  
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 <  }
239 >      for (j = 0; j < molInfo.nAtoms; j++){
240 >        currentAtom = comp_stamps[stampID]->getAtom(j);
241  
242 <  simnfo->n_bonds = local_bonds;
243 <  simnfo->n_bends = local_bends;
244 <  simnfo->n_torsions = local_torsions;
245 <  simnfo->n_SRI = local_SRI;
246 <  simnfo->n_mol = localMol;
242 >        if (currentAtom->haveOrientation()){
243 >          dAtom = new DirectionalAtom((j + atomOffset),
244 >                                      info[k].getConfiguration());
245 >          info[k].n_oriented++;
246 >          molInfo.myAtoms[j] = dAtom;
247  
248 <  strcpy( checkPointMsg, "Passed nlocal consistency check." );
249 <  MPIcheckPoint();
250 <  
298 <  
299 < #endif // is_mpi
300 <  
248 >          // Directional Atoms have standard unit vectors which are oriented
249 >          // in space using the three Euler angles.  We assume the standard
250 >          // unit vector was originally along the z axis below.
251  
252 <  // create the atom and short range interaction arrays
252 >          phi = currentAtom->getEulerPhi() * M_PI / 180.0;
253 >          theta = currentAtom->getEulerTheta() * M_PI / 180.0;
254 >          psi = currentAtom->getEulerPsi()* M_PI / 180.0;
255  
256 <  Atom::createArrays(simnfo->n_atoms);
257 <  the_atoms = new Atom*[simnfo->n_atoms];
258 <  the_molecules = new Molecule[simnfo->n_mol];
256 >          dAtom->setUnitFrameFromEuler(phi, theta, psi);
257 >            
258 >        }
259 >        else{
260  
261 +          molInfo.myAtoms[j] = new Atom((j + atomOffset), info[k].getConfiguration());
262 +        }
263  
264 <  if( simnfo->n_SRI ){
310 <    Exclude::createArray(simnfo->n_SRI);
311 <    the_excludes = new Exclude*[simnfo->n_SRI];
312 <    simnfo->globalExcludes = new int;
313 <    simnfo->n_exclude = tot_SRI;
314 <  }
315 <  else{
316 <    
317 <    Exclude::createArray( 1 );
318 <    the_excludes = new Exclude*;
319 <    the_excludes[0] = new Exclude(0);
320 <    the_excludes[0]->setPair( 0,0 );
321 <    simnfo->globalExcludes = new int;
322 <    simnfo->globalExcludes[0] = 0;
323 <    simnfo->n_exclude = 0;
324 <  }
264 >        molInfo.myAtoms[j]->setType(currentAtom->getType());
265  
266 <  // set the arrays into the SimInfo object
266 > #ifdef IS_MPI
267  
268 <  simnfo->atoms = the_atoms;
329 <  simnfo->sr_interactions = the_sris;
330 <  simnfo->nGlobalExcludes = 0;
331 <  simnfo->excludes = the_excludes;
268 >        molInfo.myAtoms[j]->setGlobalIndex(globalIndex[j + atomOffset]);
269  
270 + #endif // is_mpi
271 +      }
272  
273 <  // get some of the tricky things that may still be in the globals
273 >      // make the bonds
274 >      for (j = 0; j < molInfo.nBonds; j++){
275 >        currentBond = comp_stamps[stampID]->getBond(j);
276 >        theBonds[j].a = currentBond->getA() + atomOffset;
277 >        theBonds[j].b = currentBond->getB() + atomOffset;
278  
279 <  
280 <  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() ){
279 >        tempI = theBonds[j].a;
280 >        tempJ = theBonds[j].b;
281  
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
282   #ifdef IS_MPI
283 <  strcpy( checkPointMsg, "Box size set up" );
284 <  MPIcheckPoint();
285 < #endif // is_mpi
283 >        exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
284 >        exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
285 > #else
286 >        exI = tempI + 1;
287 >        exJ = tempJ + 1;
288 > #endif
289  
290 +        info[k].excludes->addPair(exI, exJ);
291 +      }
292  
293 <  // initialize the arrays
293 >      //make the bends
294 >      for (j = 0; j < molInfo.nBends; j++){
295 >        currentBend = comp_stamps[stampID]->getBend(j);
296 >        theBends[j].a = currentBend->getA() + atomOffset;
297 >        theBends[j].b = currentBend->getB() + atomOffset;
298 >        theBends[j].c = currentBend->getC() + atomOffset;
299  
300 <  the_ff->setSimInfo( simnfo );
300 >        if (currentBend->haveExtras()){
301 >          extras = currentBend->getExtras();
302 >          current_extra = extras;
303  
304 <  makeAtoms();
305 <  simnfo->identArray = new int[simnfo->n_atoms];
306 <  for(i=0; i<simnfo->n_atoms; i++){
307 <    simnfo->identArray[i] = the_atoms[i]->getIdent();
308 <  }
309 <  
310 <  if( tot_bonds ){
393 <    makeBonds();
394 <  }
304 >          while (current_extra != NULL){
305 >            if (!strcmp(current_extra->getlhs(), "ghostVectorSource")){
306 >              switch (current_extra->getType()){
307 >                case 0:
308 >                  theBends[j].ghost = current_extra->getInt() + atomOffset;
309 >                  theBends[j].isGhost = 1;
310 >                  break;
311  
312 <  if( tot_bends ){
313 <    makeBends();
314 <  }
312 >                case 1:
313 >                  theBends[j].ghost = (int) current_extra->getDouble() +
314 >                                      atomOffset;
315 >                  theBends[j].isGhost = 1;
316 >                  break;
317  
318 <  if( tot_torsions ){
319 <    makeTorsions();
320 <  }
318 >                default:
319 >                  sprintf(painCave.errMsg,
320 >                          "SimSetup Error: ghostVectorSource was neither a "
321 >                          "double nor an int.\n"
322 >                          "-->Bend[%d] in %s\n",
323 >                          j, comp_stamps[stampID]->getID());
324 >                  painCave.isFatal = 1;
325 >                  simError();
326 >              }
327 >            }
328 >            else{
329 >              sprintf(painCave.errMsg,
330 >                      "SimSetup Error: unhandled bend assignment:\n"
331 >                      "    -->%s in Bend[%d] in %s\n",
332 >                      current_extra->getlhs(), j, comp_stamps[stampID]->getID());
333 >              painCave.isFatal = 1;
334 >              simError();
335 >            }
336  
337 +            current_extra = current_extra->getNext();
338 +          }
339 +        }
340  
341 <  if (the_globals->getUseRF() ) {
342 <    simnfo->useReactionField = 1;
343 <  
344 <    if( !the_globals->haveECR() ){
345 <      sprintf( painCave.errMsg,
346 <               "SimSetup Warning: using default value of 1/2 the smallest "
347 <               "box length for the electrostaticCutoffRadius.\n"
348 <               "I hope you have a very fast processor!\n");
349 <      painCave.isFatal = 0;
350 <      simError();
351 <      double smallest;
352 <      smallest = simnfo->box_x;
353 <      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 <    }
341 >        if (theBends[j].isGhost) {
342 >          
343 >          tempI = theBends[j].a;
344 >          tempJ = theBends[j].b;
345 >          
346 > #ifdef IS_MPI
347 >          exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
348 >          exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
349 > #else
350 >          exI = tempI + 1;
351 >          exJ = tempJ + 1;
352 > #endif          
353 >          info[k].excludes->addPair(exI, exJ);
354  
355 <    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 <  }  
355 >        } else {
356  
357 +          tempI = theBends[j].a;
358 +          tempJ = theBends[j].b;
359 +          tempK = theBends[j].c;
360 +          
361   #ifdef IS_MPI
362 <  strcpy( checkPointMsg, "electrostatic parameters check out" );
363 <  MPIcheckPoint();
364 < #endif // is_mpi
362 >          exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
363 >          exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
364 >          exK = info[k].atoms[tempK]->getGlobalIndex() + 1;
365 > #else
366 >          exI = tempI + 1;
367 >          exJ = tempJ + 1;
368 >          exK = tempK + 1;
369 > #endif
370 >          
371 >          info[k].excludes->addPair(exI, exK);
372 >          info[k].excludes->addPair(exI, exJ);
373 >          info[k].excludes->addPair(exJ, exK);
374 >        }
375 >      }
376  
377 < if( the_globals->haveInitialConfig() ){
378 <
379 <     InitializeFromFile* fileInit;
380 < #ifdef IS_MPI // is_mpi
381 <     if( worldRank == 0 ){
382 < #endif //is_mpi
383 <   fileInit = new InitializeFromFile( the_globals->getInitialConfig() );
377 >      for (j = 0; j < molInfo.nTorsions; j++){
378 >        currentTorsion = comp_stamps[stampID]->getTorsion(j);
379 >        theTorsions[j].a = currentTorsion->getA() + atomOffset;
380 >        theTorsions[j].b = currentTorsion->getB() + atomOffset;
381 >        theTorsions[j].c = currentTorsion->getC() + atomOffset;
382 >        theTorsions[j].d = currentTorsion->getD() + atomOffset;
383 >
384 >        tempI = theTorsions[j].a;      
385 >        tempJ = theTorsions[j].b;
386 >        tempK = theTorsions[j].c;
387 >        tempL = theTorsions[j].d;
388 >
389   #ifdef IS_MPI
390 <     }else fileInit = new InitializeFromFile( NULL );
390 >        exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
391 >        exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
392 >        exK = info[k].atoms[tempK]->getGlobalIndex() + 1;
393 >        exL = info[k].atoms[tempL]->getGlobalIndex() + 1;
394 > #else
395 >        exI = tempI + 1;
396 >        exJ = tempJ + 1;
397 >        exK = tempK + 1;
398 >        exL = tempL + 1;
399   #endif
494   fileInit->read_xyz( simnfo ); // default velocities on
400  
401 <   delete fileInit;
402 < }
403 < else{
401 >        info[k].excludes->addPair(exI, exJ);
402 >        info[k].excludes->addPair(exI, exK);
403 >        info[k].excludes->addPair(exI, exL);        
404 >        info[k].excludes->addPair(exJ, exK);
405 >        info[k].excludes->addPair(exJ, exL);
406 >        info[k].excludes->addPair(exK, exL);
407 >      }
408  
409 < #ifdef IS_MPI
409 >      for (j = 0; j < molInfo.nRigidBodies; j++){
410  
411 <  // no init from bass
412 <  
504 <  sprintf( painCave.errMsg,
505 <           "Cannot intialize a parallel simulation without an initial configuration file.\n" );
506 <  painCave.isFatal;
507 <  simError();
508 <  
509 < #else
411 >        currentRigidBody = comp_stamps[stampID]->getRigidBody(j);
412 >        nMembers = currentRigidBody->getNMembers();
413  
414 <  initFromBass();
414 >        // Create the Rigid Body:
415  
416 +        myRB = new RigidBody();
417 +        
418 +        for (rb1 = 0; rb1 < nMembers; rb1++) {
419  
420 +          // molI is atom numbering inside this molecule
421 +          molI = currentRigidBody->getMember(rb1);    
422 +
423 +          // tempI is atom numbering on local processor
424 +          tempI = molI + atomOffset;
425 +
426 +          // currentAtom is the AtomStamp (which we need for
427 +          // rigid body reference positions)
428 +          currentAtom = comp_stamps[stampID]->getAtom(molI);
429 +
430 +          // When we add to the rigid body, add the atom itself and
431 +          // the stamp info:
432 +
433 +          myRB->addAtom(info[k].atoms[tempI], currentAtom);
434 +          
435 +          // Add this atom to the Skip List for the integrators
436 + #ifdef IS_MPI
437 +          slI = info[k].atoms[tempI]->getGlobalIndex();
438 + #else
439 +          slI = tempI;
440   #endif
441 < }
441 >          skipList.insert(slI);
442 >          
443 >        }
444 >        
445 >        for(rb1 = 0; rb1 < nMembers - 1; rb1++) {
446 >          for(rb2 = rb1+1; rb2 < nMembers; rb2++) {
447 >            
448 >            tempI = currentRigidBody->getMember(rb1);
449 >            tempJ = currentRigidBody->getMember(rb2);
450 >            
451 >            // Some explanation is required here.
452 >            // Fortran indexing starts at 1, while c indexing starts at 0
453 >            // Also, in parallel computations, the GlobalIndex is
454 >            // used for the exclude list:
455 >            
456 > #ifdef IS_MPI
457 >            exI = info[k].atoms[tempI]->getGlobalIndex() + 1;
458 >            exJ = info[k].atoms[tempJ]->getGlobalIndex() + 1;
459 > #else
460 >            exI = tempI + 1;
461 >            exJ = tempJ + 1;
462 > #endif
463 >            
464 >            info[k].excludes->addPair(exI, exJ);
465 >            
466 >          }
467 >        }
468  
469 +        molInfo.myRigidBodies.push_back(myRB);
470 +        info[k].rigidBodies.push_back(myRB);
471 +      }
472 +      
473 +
474 +      // After this is all set up, scan through the atoms to
475 +      // see if they can be added to the integrableObjects:
476 +
477 +      for (j = 0; j < molInfo.nAtoms; j++){
478 +
479   #ifdef IS_MPI
480 <  strcpy( checkPointMsg, "Successfully read in the initial configuration" );
481 <  MPIcheckPoint();
482 < #endif // is_mpi
480 >        slJ = molInfo.myAtoms[j]->getGlobalIndex();
481 > #else
482 >        slJ = j+atomOffset;
483 > #endif
484  
485 +        // if they aren't on the skip list, then they can be integrated
486  
487 <  
488 <
489 <  
487 >        if (skipList.find(slJ) == skipList.end()) {
488 >          mySD = (StuntDouble *) molInfo.myAtoms[j];
489 >          info[k].integrableObjects.push_back(mySD);
490 >          molInfo.myIntegrableObjects.push_back(mySD);
491 >        }
492 >      }
493  
494 <  
494 >      // all rigid bodies are integrated:
495 >
496 >      for (j = 0; j < molInfo.nRigidBodies; j++) {
497 >        mySD = (StuntDouble *) molInfo.myRigidBodies[j];
498 >        info[k].integrableObjects.push_back(mySD);      
499 >        molInfo.myIntegrableObjects.push_back(mySD);
500 >      }
501 >    
502 >      
503 >      // send the arrays off to the forceField for init.
504 >      
505 >      the_ff->initializeAtoms(molInfo.nAtoms, molInfo.myAtoms);
506 >      the_ff->initializeBonds(molInfo.nBonds, molInfo.myBonds, theBonds);
507 >      the_ff->initializeBends(molInfo.nBends, molInfo.myBends, theBends);
508 >      the_ff->initializeTorsions(molInfo.nTorsions, molInfo.myTorsions,
509 >                                 theTorsions);
510 >
511 >      info[k].molecules[i].initialize(molInfo);
512 >
513 >
514 >      atomOffset += molInfo.nAtoms;
515 >      delete[] theBonds;
516 >      delete[] theBends;
517 >      delete[] theTorsions;
518 >    }    
519 >  }
520 >
521   #ifdef IS_MPI
522 <  if( worldRank == 0 ){
522 >  sprintf(checkPointMsg, "all molecules initialized succesfully");
523 >  MPIcheckPoint();
524   #endif // is_mpi
531    
532    if( the_globals->haveFinalConfig() ){
533      strcpy( simnfo->finalName, the_globals->getFinalConfig() );
534    }
535    else{
536      strcpy( simnfo->finalName, inFileName );
537      char* endTest;
538      int nameLength = strlen( simnfo->finalName );
539      endTest = &(simnfo->finalName[nameLength - 5]);
540      if( !strcmp( endTest, ".bass" ) ){
541        strcpy( endTest, ".eor" );
542      }
543      else if( !strcmp( endTest, ".BASS" ) ){
544        strcpy( endTest, ".eor" );
545      }
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  }
525  
526 <  if( the_globals->haveStatusTime() ){
625 <    simnfo->statusTime = the_globals->getStatusTime();
626 <  }
526 >  // clean up the forcefield
527  
528 <  if( the_globals->haveThermalTime() ){
629 <    simnfo->thermalTime = the_globals->getThermalTime();
630 <  }
528 >  if (!globals->haveLJrcut()){
529  
530 <  // check for the temperature set flag
530 >    the_ff->calcRcut();
531  
532 <  if( the_globals->haveTempSet() ) simnfo->setTemp = the_globals->getTempSet();
532 >  } else {
533 >    
534 >    the_ff->setRcut( globals->getLJrcut() );
535 >  }
536  
537 +  the_ff->cleanMe();
538 + }
539  
540 < //   // make the longe range forces and the integrator
540 > void SimSetup::initFromBass(void){
541 >  int i, j, k;
542 >  int n_cells;
543 >  double cellx, celly, cellz;
544 >  double temp1, temp2, temp3;
545 >  int n_per_extra;
546 >  int n_extra;
547 >  int have_extra, done;
548  
549 < //   new AllLong( simnfo );
549 >  double vel[3];
550 >  vel[0] = 0.0;
551 >  vel[1] = 0.0;
552 >  vel[2] = 0.0;
553  
554 <  if( !strcmp( force_field, "TraPPE" ) ) new Verlet( *simnfo, the_ff );
555 <  if( !strcmp( force_field, "DipoleTest" ) ) new Symplectic( simnfo, the_ff );
556 <  if( !strcmp( force_field, "TraPPE_Ex" ) ) new Symplectic( simnfo, the_ff );
644 <  if( !strcmp( force_field, "LJ" ) ) new Verlet( *simnfo, the_ff );
554 >  temp1 = (double) tot_nmol / 4.0;
555 >  temp2 = pow(temp1, (1.0 / 3.0));
556 >  temp3 = ceil(temp2);
557  
558 +  have_extra = 0;
559 +  if (temp2 < temp3){
560 +    // we have a non-complete lattice
561 +    have_extra = 1;
562  
563 +    n_cells = (int) temp3 - 1;
564 +    cellx = info[0].boxL[0] / temp3;
565 +    celly = info[0].boxL[1] / temp3;
566 +    cellz = info[0].boxL[2] / temp3;
567 +    n_extra = tot_nmol - (4 * n_cells * n_cells * n_cells);
568 +    temp1 = ((double) n_extra) / (pow(temp3, 3.0) - pow(n_cells, 3.0));
569 +    n_per_extra = (int) ceil(temp1);
570  
571 <  // initialize the Fortran
572 <  
573 <  simnfo->refreshSim();
574 <  
575 <  if( !strcmp( simnfo->mixingRule, "standard") ){
576 <    the_ff->initForceField( LB_MIXING_RULE );
571 >    if (n_per_extra > 4){
572 >      sprintf(painCave.errMsg,
573 >              "SimSetup error. There has been an error in constructing"
574 >              " the non-complete lattice.\n");
575 >      painCave.isFatal = 1;
576 >      simError();
577 >    }
578    }
655  else if( !strcmp( simnfo->mixingRule, "explicit") ){
656    the_ff->initForceField( EXPLICIT_MIXING_RULE );
657  }
579    else{
580 <    sprintf( painCave.errMsg,
581 <             "SimSetup Error: unknown mixing rule -> \"%s\"\n",
582 <             simnfo->mixingRule );
583 <    painCave.isFatal = 1;
663 <    simError();
580 >    n_cells = (int) temp3;
581 >    cellx = info[0].boxL[0] / temp3;
582 >    celly = info[0].boxL[1] / temp3;
583 >    cellz = info[0].boxL[2] / temp3;
584    }
585  
586 +  current_mol = 0;
587 +  current_comp_mol = 0;
588 +  current_comp = 0;
589 +  current_atom_ndx = 0;
590  
591 < #ifdef IS_MPI
592 <  strcpy( checkPointMsg,
593 <          "Successfully intialized the mixingRule for Fortran." );
594 <  MPIcheckPoint();
671 < #endif // is_mpi
672 < }
591 >  for (i = 0; i < n_cells ; i++){
592 >    for (j = 0; j < n_cells; j++){
593 >      for (k = 0; k < n_cells; k++){
594 >        makeElement(i * cellx, j * celly, k * cellz);
595  
596 +        makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly, k * cellz);
597  
598 < void SimSetup::makeMolecules( void ){
598 >        makeElement(i * cellx, j * celly + 0.5 * celly, k * cellz + 0.5 * cellz);
599  
600 <  int i, j, exI, exJ, tempEx, stampID, atomOffset, excludeOffset;
601 <  molInit info;
602 <  DirectionalAtom* dAtom;
603 <  LinkedAssign* extras;
681 <  LinkedAssign* current_extra;
682 <  AtomStamp* currentAtom;
683 <  BondStamp* currentBond;
684 <  BendStamp* currentBend;
685 <  TorsionStamp* currentTorsion;
686 <  
687 <  //init the forceField paramters
600 >        makeElement(i * cellx + 0.5 * cellx, j * celly, k * cellz + 0.5 * cellz);
601 >      }
602 >    }
603 >  }
604  
605 <  the_ff->readParams();
605 >  if (have_extra){
606 >    done = 0;
607  
608 <  
609 <  // init the molecules
608 >    int start_ndx;
609 >    for (i = 0; i < (n_cells + 1) && !done; i++){
610 >      for (j = 0; j < (n_cells + 1) && !done; j++){
611 >        if (i < n_cells){
612 >          if (j < n_cells){
613 >            start_ndx = n_cells;
614 >          }
615 >          else
616 >            start_ndx = 0;
617 >        }
618 >        else
619 >          start_ndx = 0;
620  
621 <  atomOffset = 0;
622 <  excludeOffset = 0;
623 <  for(i=0; i<simnfo->n_mol; i++){
697 <    
698 <    stampID = the_molecules[i].getStampID();
621 >        for (k = start_ndx; k < (n_cells + 1) && !done; k++){
622 >          makeElement(i * cellx, j * celly, k * cellz);
623 >          done = (current_mol >= tot_nmol);
624  
625 <    info.nAtoms    = comp_stamps[stampID]->getNAtoms();
626 <    info.nBonds    = comp_stamps[stampID]->getNBonds();
627 <    info.nBends    = comp_stamps[stampID]->getNBends();
628 <    info.nTorsions = comp_stamps[stampID]->getNTorsions();
629 <    info.nExcludes = info.nBonds + info.nBends + info.nTorsions;
625 >          if (!done && n_per_extra > 1){
626 >            makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly,
627 >                        k * cellz);
628 >            done = (current_mol >= tot_nmol);
629 >          }
630  
631 <    info.myAtoms = &the_atoms[atomOffset];
632 <    info.myExcludes = &the_excludes[excludeOffset];
633 <    info.myBonds = new Bond*[info.nBonds];
634 <    info.myBends = new Bend*[info.nBends];
635 <    info.myTorsions = new Torsions*[info.nTorsions];
631 >          if (!done && n_per_extra > 2){
632 >            makeElement(i * cellx, j * celly + 0.5 * celly,
633 >                        k * cellz + 0.5 * cellz);
634 >            done = (current_mol >= tot_nmol);
635 >          }
636  
637 <    theBonds = new bond_pair[info.nBonds];
638 <    theBends = new bend_set[info.nBends];
639 <    theTorsions = new torsion_set[info.nTorsions];
640 <    
641 <    // make the Atoms
642 <    
718 <    for(j=0; j<info.nAtoms; j++){
719 <      
720 <      currentAtom = theComponents[stampID]->getAtom( j );
721 <      if( currentAtom->haveOrientation() ){
722 <        
723 <        dAtom = new DirectionalAtom(j + atomOffset);
724 <        simnfo->n_oriented++;
725 <        info.myAtoms[j] = dAtom;
726 <        
727 <        ux = currentAtom->getOrntX();
728 <        uy = currentAtom->getOrntY();
729 <        uz = currentAtom->getOrntZ();
730 <        
731 <        uSqr = (ux * ux) + (uy * uy) + (uz * uz);
732 <        
733 <        u = sqrt( uSqr );
734 <        ux = ux / u;
735 <        uy = uy / u;
736 <        uz = uz / u;
737 <        
738 <        dAtom->setSUx( ux );
739 <        dAtom->setSUy( uy );
740 <        dAtom->setSUz( uz );
637 >          if (!done && n_per_extra > 3){
638 >            makeElement(i * cellx + 0.5 * cellx, j * celly,
639 >                        k * cellz + 0.5 * cellz);
640 >            done = (current_mol >= tot_nmol);
641 >          }
642 >        }
643        }
644 <      else{
645 <        info.myAtoms[j] = new GeneralAtom(j + atomOffset);
744 <      }
745 <      info.myAtoms[j]->setType( currentAtom->getType() );
746 <    
747 < #ifdef IS_MPI
748 <      
749 <      info.myAtoms[j]->setGlobalIndex( globalIndex[j+atomOffset] );
750 <      
751 < #endif // is_mpi
752 <    }
753 <    
754 <    // make the bonds
755 <    for(j=0; j<info.nBonds; j++){
756 <      
757 <      currentBond = comp_stamps[stampID]->getBond( j );
758 <      theBonds[j].a = currentBond->getA() + atomOffset;
759 <      theBonds[j].b = currentBond->getB() + atomOffset;
644 >    }
645 >  }
646  
647 <      exI = theBonds[i].a;
648 <      exJ = theBonds[i].b;
647 >  for (i = 0; i < info[0].n_atoms; i++){
648 >    info[0].atoms[i]->setVel(vel);
649 >  }
650 > }
651  
652 <      // exclude_I must always be the smaller of the pair
653 <      if( exI > exJ ){
654 <        tempEx = exI;
655 <        exI = exJ;
656 <        exJ = tempEx;
657 <      }
770 < #ifdef IS_MPI
771 <      tempEx = exI;
772 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
773 <      tempEx = exJ;
774 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
775 <      
776 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
777 < #else  // isn't MPI
778 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
779 < #endif  //is_mpi
780 <    }
781 <    excludeOffset += info.nBonds;
652 > void SimSetup::makeElement(double x, double y, double z){
653 >  int k;
654 >  AtomStamp* current_atom;
655 >  DirectionalAtom* dAtom;
656 >  double rotMat[3][3];
657 >  double pos[3];
658  
659 <    //make the bends
660 <    for(j=0; j<info.nBends; j++){
661 <      
662 <      currentBend = comp_stamps[stampID]->getBend( j );
663 <      theBends[j].a = currentBend->getA() + atomOffset;
664 <      theBends[j].b = currentBend->getB() + atomOffset;
665 <      theBends[j].c = currentBend->getC() + atomOffset;
666 <          
667 <      if( currentBend->haveExtras() ){
668 <            
669 <        extras = current_bend->getExtras();
794 <        current_extra = extras;
795 <            
796 <        while( current_extra != NULL ){
797 <          if( !strcmp( current_extra->getlhs(), "ghostVectorSource" )){
798 <                
799 <            switch( current_extra->getType() ){
800 <              
801 <            case 0:
802 <              theBends[j].ghost =
803 <                current_extra->getInt() + atomOffset;
804 <              theBends[j].isGhost = 1;
805 <              break;
806 <                  
807 <            case 1:
808 <              theBends[j].ghost =
809 <                (int)current_extra->getDouble() + atomOffset;
810 <              theBends[j].isGhost = 1;
811 <              break;
812 <              
813 <            default:
814 <              sprintf( painCave.errMsg,
815 <                       "SimSetup Error: ghostVectorSource was neiter a "
816 <                       "double nor an int.\n"
817 <                       "-->Bend[%d] in %s\n",
818 <                       j, comp_stamps[stampID]->getID() );
819 <              painCave.isFatal = 1;
820 <              simError();
821 <            }
822 <          }
823 <          
824 <          else{
825 <            
826 <            sprintf( painCave.errMsg,
827 <                     "SimSetup Error: unhandled bend assignment:\n"
828 <                     "    -->%s in Bend[%d] in %s\n",
829 <                     current_extra->getlhs(),
830 <                     j, comp_stamps[stampID]->getID() );
831 <            painCave.isFatal = 1;
832 <            simError();
833 <          }
834 <          
835 <          current_extra = current_extra->getNext();
836 <        }
837 <      }
838 <          
839 <      if( !theBends[j].isGhost ){
840 <            
841 <        exI = theBends[j].a;
842 <        exJ = theBends[j].c;
843 <      }
844 <      else{
845 <        
846 <        exI = theBends[j].a;
847 <        exJ = theBends[j].b;
848 <      }
849 <      
850 <      // exclude_I must always be the smaller of the pair
851 <      if( exI > exJ ){
852 <        tempEx = exI;
853 <        exI = exJ;
854 <        exJ = tempEx;
855 <      }
856 < #ifdef IS_MPI
857 <      tempEx = exI;
858 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
859 <      tempEx = exJ;
860 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
861 <      
862 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
863 < #else  // isn't MPI
864 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
865 < #endif  //is_mpi
659 >  for (k = 0; k < comp_stamps[current_comp]->getNAtoms(); k++){
660 >    current_atom = comp_stamps[current_comp]->getAtom(k);
661 >    if (!current_atom->havePosition()){
662 >      sprintf(painCave.errMsg,
663 >              "SimSetup:initFromBass error.\n"
664 >              "\tComponent %s, atom %s does not have a position specified.\n"
665 >              "\tThe initialization routine is unable to give a start"
666 >              " position.\n",
667 >              comp_stamps[current_comp]->getID(), current_atom->getType());
668 >      painCave.isFatal = 1;
669 >      simError();
670      }
867    excludeOffset += info.nBends;
671  
672 <    for(j=0; j<info.nTorsions; j++){
673 <      
674 <      currentTorsion = comp_stamps[stampID]->getTorsion( j );
872 <      theTorsions[j].a = currentTorsion->getA() + atomOffset;
873 <      theTorsions[j].b = currentTorsion->getB() + atomOffset;
874 <      theTorsions[j].c = currentTorsion->getC() + atomOffset;
875 <      theTorsions[j].d = currentTorsion->getD() + atomOffset;
876 <      
877 <      exI = theTorsions[j].a;
878 <      exJ = theTorsions[j].d;
672 >    pos[0] = x + current_atom->getPosX();
673 >    pos[1] = y + current_atom->getPosY();
674 >    pos[2] = z + current_atom->getPosZ();
675  
676 <      // exclude_I must always be the smaller of the pair
881 <      if( exI > exJ ){
882 <        tempEx = exI;
883 <        exI = exJ;
884 <        exJ = tempEx;
885 <      }
886 < #ifdef IS_MPI
887 <      tempEx = exI;
888 <      exI = the_atoms[tempEx]->getGlobalIndex() + 1;
889 <      tempEx = exJ;
890 <      exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
891 <      
892 <      the_excludes[j+excludeOffset]->setPair( exI, exJ );
893 < #else  // isn't MPI
894 <      the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
895 < #endif  //is_mpi
896 <    }
897 <    excludeOffset += info.nTorsions;
676 >    info[0].atoms[current_atom_ndx]->setPos(pos);
677  
678 <    
679 <    // send the arrays off to the forceField for init.
678 >    if (info[0].atoms[current_atom_ndx]->isDirectional()){
679 >      dAtom = (DirectionalAtom *) info[0].atoms[current_atom_ndx];
680  
681 <    the_ff->initializeAtoms( info.nAtoms, info.myAtoms );
682 <    the_ff->initializeBonds( info.nBonds, info.myBonds, theBonds );
683 <    the_ff->initializeBends( info.nBends, info.myBends, theBends );
905 <    the_ff->initializeTorsions( info.nTorsions, info.myTorsions, theTorsions );
681 >      rotMat[0][0] = 1.0;
682 >      rotMat[0][1] = 0.0;
683 >      rotMat[0][2] = 0.0;
684  
685 +      rotMat[1][0] = 0.0;
686 +      rotMat[1][1] = 1.0;
687 +      rotMat[1][2] = 0.0;
688  
689 <    the_molecules[i].initialize( info );
690 <    atomOffset += info.nAtoms;
691 <  }
689 >      rotMat[2][0] = 0.0;
690 >      rotMat[2][1] = 0.0;
691 >      rotMat[2][2] = 1.0;
692  
693 <  // clean up the forcefield
693 >      dAtom->setA(rotMat);
694 >    }
695  
696 <  the_ff->cleanMe();
697 < }
696 >    current_atom_ndx++;
697 >  }
698  
699 +  current_mol++;
700 +  current_comp_mol++;
701  
702 +  if (current_comp_mol >= components_nmol[current_comp]){
703 +    current_comp_mol = 0;
704 +    current_comp++;
705 +  }
706 + }
707  
919 void SimSetup::makeAtoms( void ){
708  
709 <  int i, j, k, index;
710 <  double ux, uy, uz, uSqr, u;
923 <  AtomStamp* current_atom;
709 > void SimSetup::gatherInfo(void){
710 >  int i;
711  
712 <  DirectionalAtom* dAtom;
713 <  int molIndex, molStart, molEnd, nMemb, lMolIndex;
712 >  ensembleCase = -1;
713 >  ffCase = -1;
714  
715 <  lMolIndex = 0;
929 <  molIndex = 0;
930 <  index = 0;
931 <  for( i=0; i<n_components; i++ ){
715 >  // set the easy ones first
716  
717 <    for( j=0; j<components_nmol[i]; j++ ){
717 >  for (i = 0; i < nInfo; i++){
718 >    info[i].target_temp = globals->getTargetTemp();
719 >    info[i].dt = globals->getDt();
720 >    info[i].run_time = globals->getRunTime();
721 >  }
722 >  n_components = globals->getNComponents();
723  
935 #ifdef IS_MPI
936      if( mpiSim->getMyMolStart() <= molIndex &&
937          molIndex <= mpiSim->getMyMolEnd() ){
938 #endif // is_mpi        
724  
725 <        molStart = index;
941 <        nMemb = comp_stamps[i]->getNAtoms();
942 <        for( k=0; k<comp_stamps[i]->getNAtoms(); k++ ){
943 <          
944 <          current_atom = comp_stamps[i]->getAtom( k );
945 <          if( current_atom->haveOrientation() ){
946 <            
947 <            dAtom = new DirectionalAtom(index);
948 <            simnfo->n_oriented++;
949 <            the_atoms[index] = dAtom;
950 <            
951 <            ux = current_atom->getOrntX();
952 <            uy = current_atom->getOrntY();
953 <            uz = current_atom->getOrntZ();
954 <            
955 <            uSqr = (ux * ux) + (uy * uy) + (uz * uz);
956 <            
957 <            u = sqrt( uSqr );
958 <            ux = ux / u;
959 <            uy = uy / u;
960 <            uz = uz / u;
961 <            
962 <            dAtom->setSUx( ux );
963 <            dAtom->setSUy( uy );
964 <            dAtom->setSUz( uz );
965 <          }
966 <          else{
967 <            the_atoms[index] = new GeneralAtom(index);
968 <          }
969 <          the_atoms[index]->setType( current_atom->getType() );
970 <          the_atoms[index]->setIndex( index );
971 <          
972 <          // increment the index and repeat;
973 <          index++;
974 <        }
975 <        
976 <        molEnd = index -1;
977 <        the_molecules[lMolIndex].setNMembers( nMemb );
978 <        the_molecules[lMolIndex].setStartAtom( molStart );
979 <        the_molecules[lMolIndex].setEndAtom( molEnd );
980 <        the_molecules[lMolIndex].setStampID( i );
981 <        lMolIndex++;
725 >  // get the forceField
726  
727 < #ifdef IS_MPI
728 <      }
729 < #endif //is_mpi
730 <      
987 <      molIndex++;
988 <    }
727 >  strcpy(force_field, globals->getForceField());
728 >
729 >  if (!strcasecmp(force_field, "DUFF")){
730 >    ffCase = FF_DUFF;
731    }
732 +  else if (!strcasecmp(force_field, "LJ")){
733 +    ffCase = FF_LJ;
734 +  }
735 +  else if (!strcasecmp(force_field, "EAM")){
736 +    ffCase = FF_EAM;
737 +  }
738 +  else if (!strcasecmp(force_field, "WATER")){
739 +    ffCase = FF_H2O;
740 +  }
741 +  else{
742 +    sprintf(painCave.errMsg, "SimSetup Error. Unrecognized force field -> %s\n",
743 +            force_field);
744 +         painCave.isFatal = 1;
745 +         simError();
746 +  }
747  
748 < #ifdef IS_MPI
992 <    for( i=0; i<mpiSim->getMyNlocal(); i++ ) the_atoms[i]->setGlobalIndex( globalIndex[i] );
993 <    
994 <    delete[] globalIndex;
748 >    // get the ensemble
749  
750 <    mpiSim->mpiRefresh();
997 < #endif //IS_MPI
998 <          
999 <  the_ff->initializeAtoms();
1000 < }
750 >  strcpy(ensemble, globals->getEnsemble());
751  
752 < void SimSetup::makeBonds( void ){
752 >  if (!strcasecmp(ensemble, "NVE")){
753 >    ensembleCase = NVE_ENS;
754 >  }
755 >  else if (!strcasecmp(ensemble, "NVT")){
756 >    ensembleCase = NVT_ENS;
757 >  }
758 >  else if (!strcasecmp(ensemble, "NPTi") || !strcasecmp(ensemble, "NPT")){
759 >    ensembleCase = NPTi_ENS;
760 >  }
761 >  else if (!strcasecmp(ensemble, "NPTf")){
762 >    ensembleCase = NPTf_ENS;
763 >  }
764 >  else if (!strcasecmp(ensemble, "NPTxyz")){
765 >    ensembleCase = NPTxyz_ENS;
766 >  }
767 >  else{
768 >    sprintf(painCave.errMsg,
769 >            "SimSetup Warning. Unrecognized Ensemble -> %s \n"
770 >            "\treverting to NVE for this simulation.\n",
771 >            ensemble);
772 >         painCave.isFatal = 0;
773 >         simError();
774 >         strcpy(ensemble, "NVE");
775 >         ensembleCase = NVE_ENS;
776 >  }  
777  
778 <  int i, j, k, index, offset, molIndex, exI, exJ, tempEx;
779 <  bond_pair* the_bonds;
1006 <  BondStamp* current_bond;
778 >  for (i = 0; i < nInfo; i++){
779 >    strcpy(info[i].ensemble, ensemble);
780  
781 <  the_bonds = new bond_pair[tot_bonds];
1009 <  index = 0;
1010 <  offset = 0;
1011 <  molIndex = 0;
781 >    // get the mixing rule
782  
783 <  for( i=0; i<n_components; i++ ){
783 >    strcpy(info[i].mixingRule, globals->getMixingRule());
784 >    info[i].usePBC = globals->getPBC();
785 >  }
786  
787 <    for( j=0; j<components_nmol[i]; j++ ){
787 >  // get the components and calculate the tot_nMol and indvidual n_mol
788  
789 < #ifdef IS_MPI
790 <      if( mpiSim->getMyMolStart() <= molIndex &&
1019 <          molIndex <= mpiSim->getMyMolEnd() ){
1020 < #endif // is_mpi        
1021 <        
1022 <        for( k=0; k<comp_stamps[i]->getNBonds(); k++ ){
1023 <          
1024 <          current_bond = comp_stamps[i]->getBond( k );
1025 <          the_bonds[index].a = current_bond->getA() + offset;
1026 <          the_bonds[index].b = current_bond->getB() + offset;
789 >  the_components = globals->getComponents();
790 >  components_nmol = new int[n_components];
791  
1028          exI = the_bonds[index].a;
1029          exJ = the_bonds[index].b;
792  
793 <          // exclude_I must always be the smaller of the pair
794 <          if( exI > exJ ){
795 <            tempEx = exI;
1034 <            exI = exJ;
1035 <            exJ = tempEx;
1036 <          }
793 >  if (!globals->haveNMol()){
794 >    // we don't have the total number of molecules, so we assume it is
795 >    // given in each component
796  
797 <          
798 < #ifdef IS_MPI
797 >    tot_nmol = 0;
798 >    for (i = 0; i < n_components; i++){
799 >      if (!the_components[i]->haveNMol()){
800 >        // we have a problem
801 >        sprintf(painCave.errMsg,
802 >                "SimSetup Error. No global NMol or component NMol given.\n"
803 >                "\tCannot calculate the number of atoms.\n");
804 >        painCave.isFatal = 1;
805 >        simError();
806 >      }
807  
808 <          the_excludes[index*2] =    
809 <            the_atoms[exI]->getGlobalIndex() + 1;
810 <          the_excludes[index*2 + 1] =
811 <            the_atoms[exJ]->getGlobalIndex() + 1;
808 >      tot_nmol += the_components[i]->getNMol();
809 >      components_nmol[i] = the_components[i]->getNMol();
810 >    }
811 >  }
812 >  else{
813 >    sprintf(painCave.errMsg,
814 >            "SimSetup error.\n"
815 >            "\tSorry, the ability to specify total"
816 >            " nMols and then give molfractions in the components\n"
817 >            "\tis not currently supported."
818 >            " Please give nMol in the components.\n");
819 >    painCave.isFatal = 1;
820 >    simError();
821 >  }
822  
823 < #else  // isn't MPI
824 <          
825 <          the_excludes[index*2] =     exI + 1;
826 <          the_excludes[index*2 + 1] = exJ + 1;
827 <          // fortran index from 1 (hence the +1 in the indexing)
828 < #endif  //is_mpi
829 <          
830 <          // increment the index and repeat;
831 <          index++;
1055 <        }
1056 <        offset += comp_stamps[i]->getNAtoms();
1057 <        
1058 < #ifdef IS_MPI
1059 <      }
1060 < #endif //is_mpi
1061 <      
1062 <      molIndex++;
1063 <    }      
823 >  //check whether sample time, status time, thermal time and reset time are divisble by dt
824 >  if (!isDivisible(globals->getSampleTime(), globals->getDt())){
825 >    sprintf(painCave.errMsg,
826 >            "Sample time is not divisible by dt.\n"
827 >            "\tThis will result in samples that are not uniformly\n"
828 >            "\tdistributed in time.  If this is a problem, change\n"
829 >            "\tyour sampleTime variable.\n");
830 >    painCave.isFatal = 0;
831 >    simError();    
832    }
833  
834 <  the_ff->initializeBonds( the_bonds );
835 < }
834 >  if (globals->haveStatusTime() && !isDivisible(globals->getSampleTime(), globals->getDt())){
835 >    sprintf(painCave.errMsg,
836 >            "Status time is not divisible by dt.\n"
837 >            "\tThis will result in status reports that are not uniformly\n"
838 >            "\tdistributed in time.  If this is a problem, change \n"
839 >            "\tyour statusTime variable.\n");
840 >    painCave.isFatal = 0;
841 >    simError();    
842 >  }
843  
844 < void SimSetup::makeBends( void ){
844 >  if (globals->haveThermalTime() && !isDivisible(globals->getThermalTime(), globals->getDt())){
845 >    sprintf(painCave.errMsg,
846 >            "Thermal time is not divisible by dt.\n"
847 >            "\tThis will result in thermalizations that are not uniformly\n"
848 >            "\tdistributed in time.  If this is a problem, change \n"
849 >            "\tyour thermalTime variable.\n");
850 >    painCave.isFatal = 0;
851 >    simError();    
852 >  }  
853  
854 <  int i, j, k, index, offset, molIndex, exI, exJ, tempEx;
855 <  bend_set* the_bends;
856 <  BendStamp* current_bend;
857 <  LinkedAssign* extras;
858 <  LinkedAssign* current_extra;
854 >  if (globals->haveResetTime() && !isDivisible(globals->getResetTime(), globals->getDt())){
855 >    sprintf(painCave.errMsg,
856 >            "Reset time is not divisible by dt.\n"
857 >            "\tThis will result in integrator resets that are not uniformly\n"
858 >            "\tdistributed in time.  If this is a problem, change\n"
859 >            "\tyour resetTime variable.\n");
860 >    painCave.isFatal = 0;
861 >    simError();    
862 >  }
863 >
864 >  // set the status, sample, and thermal kick times
865 >
866 >  for (i = 0; i < nInfo; i++){
867 >    if (globals->haveSampleTime()){
868 >      info[i].sampleTime = globals->getSampleTime();
869 >      info[i].statusTime = info[i].sampleTime;
870 >      info[i].thermalTime = info[i].sampleTime;
871 >    }
872 >    else{
873 >      info[i].sampleTime = globals->getRunTime();
874 >      info[i].statusTime = info[i].sampleTime;
875 >      info[i].thermalTime = info[i].sampleTime;
876 >    }
877 >
878 >    if (globals->haveStatusTime()){
879 >      info[i].statusTime = globals->getStatusTime();
880 >    }
881 >
882 >    if (globals->haveThermalTime()){
883 >      info[i].thermalTime = globals->getThermalTime();
884 >    }
885 >
886 >    info[i].resetIntegrator = 0;
887 >    if( globals->haveResetTime() ){
888 >      info[i].resetTime = globals->getResetTime();
889 >      info[i].resetIntegrator = 1;
890 >    }
891 >
892 >    // check for the temperature set flag
893 >    
894 >    if (globals->haveTempSet())
895 >      info[i].setTemp = globals->getTempSet();
896 >
897 >    // check for the extended State init
898 >
899 >    info[i].useInitXSstate = globals->getUseInitXSstate();
900 >    info[i].orthoTolerance = globals->getOrthoBoxTolerance();
901 >    
902 >  }
903    
904 +  //setup seed for random number generator
905 +  int seedValue;
906  
907 <  the_bends = new bend_set[tot_bends];
908 <  index = 0;
1080 <  offset = 0;
1081 <  molIndex = 0;
1082 <  for( i=0; i<n_components; i++ ){
907 >  if (globals->haveSeed()){
908 >    seedValue = globals->getSeed();
909  
910 <    for( j=0; j<components_nmol[i]; j++ ){
910 >    if(seedValue / 1E9 == 0){
911 >      sprintf(painCave.errMsg,
912 >              "Seed for sprng library should contain at least 9 digits\n"
913 >              "OOPSE will generate a seed for user\n");
914 >      painCave.isFatal = 0;
915 >      simError();
916  
917 +      //using seed generated by system instead of invalid seed set by user
918 + #ifndef IS_MPI
919 +      seedValue = make_sprng_seed();
920 + #else
921 +      if (worldRank == 0){
922 +        seedValue = make_sprng_seed();
923 +      }
924 +      MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
925 + #endif      
926 +    }
927 +  }//end of if branch of globals->haveSeed()
928 +  else{
929 +    
930 + #ifndef IS_MPI
931 +    seedValue = make_sprng_seed();
932 + #else
933 +    if (worldRank == 0){
934 +      seedValue = make_sprng_seed();
935 +    }
936 +    MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);  
937 + #endif
938 +  }//end of globals->haveSeed()
939 +
940 +  for (int i = 0; i < nInfo; i++){
941 +    info[i].setSeed(seedValue);
942 +  }
943 +  
944   #ifdef IS_MPI
945 <      if( mpiSim->getMyMolStart() <= molIndex &&
946 <          molIndex <= mpiSim->getMyMolEnd() ){
947 < #endif // is_mpi        
945 >  strcpy(checkPointMsg, "Successfully gathered all information from Bass\n");
946 >  MPIcheckPoint();
947 > #endif // is_mpi
948 > }
949  
1091        for( k=0; k<comp_stamps[i]->getNBends(); k++ ){
1092          
1093          current_bend = comp_stamps[i]->getBend( k );
1094          the_bends[index].a = current_bend->getA() + offset;
1095          the_bends[index].b = current_bend->getB() + offset;
1096          the_bends[index].c = current_bend->getC() + offset;
1097          
1098          if( current_bend->haveExtras() ){
1099            
1100            extras = current_bend->getExtras();
1101            current_extra = extras;
1102            
1103            while( current_extra != NULL ){
1104              if( !strcmp( current_extra->getlhs(), "ghostVectorSource" )){
1105                
1106                switch( current_extra->getType() ){
1107                  
1108                case 0:
1109                  the_bends[index].ghost =
1110                    current_extra->getInt() + offset;
1111                  the_bends[index].isGhost = 1;
1112                  break;
1113                  
1114                case 1:
1115                  the_bends[index].ghost =
1116                    (int)current_extra->getDouble() + offset;
1117                  the_bends[index].isGhost = 1;
1118                  break;
1119                  
1120                default:
1121                  sprintf( painCave.errMsg,
1122                           "SimSetup Error: ghostVectorSource was neiter a "
1123                           "double nor an int.\n"
1124                           "-->Bend[%d] in %s\n",
1125                           k, comp_stamps[i]->getID() );
1126                  painCave.isFatal = 1;
1127                  simError();
1128                }
1129              }
1130              
1131              else{
1132                
1133                sprintf( painCave.errMsg,
1134                         "SimSetup Error: unhandled bend assignment:\n"
1135                         "    -->%s in Bend[%d] in %s\n",
1136                         current_extra->getlhs(),
1137                         k, comp_stamps[i]->getID() );
1138                painCave.isFatal = 1;
1139                simError();
1140              }
1141              
1142              current_extra = current_extra->getNext();
1143            }
1144          }
1145          
1146          if( !the_bends[index].isGhost ){
1147            
1148            exI = the_bends[index].a;
1149            exJ = the_bends[index].c;
1150          }
1151          else{
1152            
1153            exI = the_bends[index].a;
1154            exJ = the_bends[index].b;
1155          }
1156          
1157          // exclude_I must always be the smaller of the pair
1158          if( exI > exJ ){
1159            tempEx = exI;
1160            exI = exJ;
1161            exJ = tempEx;
1162          }
950  
951 + void SimSetup::finalInfoCheck(void){
952 +  int index;
953 +  int usesDipoles;
954 +  int i;
955  
956 +  for (i = 0; i < nInfo; i++){
957 +    // check electrostatic parameters
958 +
959 +    index = 0;
960 +    usesDipoles = 0;
961 +    while ((index < info[i].n_atoms) && !usesDipoles){
962 +      usesDipoles = (info[i].atoms[index])->hasDipole();
963 +      index++;
964 +    }
965 +
966   #ifdef IS_MPI
967 +    int myUse = usesDipoles;
968 +    MPI_Allreduce(&myUse, &usesDipoles, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
969 + #endif //is_mpi
970  
971 <          the_excludes[(index + tot_bonds)*2] =    
972 <            the_atoms[exI]->getGlobalIndex() + 1;
973 <          the_excludes[(index + tot_bonds)*2 + 1] =
974 <            the_atoms[exJ]->getGlobalIndex() + 1;
975 <          
976 < #else  // isn't MPI
977 <          
978 <          the_excludes[(index + tot_bonds)*2] =     exI + 1;
979 <          the_excludes[(index + tot_bonds)*2 + 1] = exJ + 1;
980 <          // fortran index from 1 (hence the +1 in the indexing)
981 < #endif  //is_mpi
982 <          
983 <          
1180 <          // increment the index and repeat;
1181 <          index++;
1182 <        }
1183 <        offset += comp_stamps[i]->getNAtoms();
1184 <        
1185 < #ifdef IS_MPI
971 >    double theEcr, theEst;
972 >
973 >    if (globals->getUseRF()){
974 >      info[i].useReactionField = 1;
975 >
976 >      if (!globals->haveECR()){
977 >        sprintf(painCave.errMsg,
978 >                "SimSetup Warning: No value was set for electrostaticCutoffRadius.\n"
979 >                "\tOOPSE will use a default value of 15.0 angstroms"
980 >                "\tfor the electrostaticCutoffRadius.\n");
981 >        painCave.isFatal = 0;
982 >        simError();
983 >        theEcr = 15.0;
984        }
985 < #endif //is_mpi
985 >      else{
986 >        theEcr = globals->getECR();
987 >      }
988  
989 <      molIndex++;
989 >      if (!globals->haveEST()){
990 >        sprintf(painCave.errMsg,
991 >                "SimSetup Warning: No value was set for electrostaticSkinThickness.\n"
992 >                "\tOOPSE will use a default value of\n"
993 >                "\t0.05 * electrostaticCutoffRadius\n"
994 >                "\tfor the electrostaticSkinThickness\n");
995 >        painCave.isFatal = 0;
996 >        simError();
997 >        theEst = 0.05 * theEcr;
998 >      }
999 >      else{
1000 >        theEst = globals->getEST();
1001 >      }
1002 >
1003 >      info[i].setDefaultEcr(theEcr, theEst);
1004 >
1005 >      if (!globals->haveDielectric()){
1006 >        sprintf(painCave.errMsg,
1007 >                "SimSetup Error: No Dielectric constant was set.\n"
1008 >                "\tYou are trying to use Reaction Field without"
1009 >                "\tsetting a dielectric constant!\n");
1010 >        painCave.isFatal = 1;
1011 >        simError();
1012 >      }
1013 >      info[i].dielectric = globals->getDielectric();
1014      }
1015 +    else{
1016 +      if (usesDipoles){
1017 +        if (!globals->haveECR()){
1018 +          sprintf(painCave.errMsg,
1019 +                  "SimSetup Warning: No value was set for electrostaticCutoffRadius.\n"
1020 +                  "\tOOPSE will use a default value of 15.0 angstroms"
1021 +                  "\tfor the electrostaticCutoffRadius.\n");
1022 +          painCave.isFatal = 0;
1023 +          simError();
1024 +          theEcr = 15.0;
1025 +        }
1026 +        else{
1027 +          theEcr = globals->getECR();
1028 +        }
1029 +        
1030 +        if (!globals->haveEST()){
1031 +          sprintf(painCave.errMsg,
1032 +                  "SimSetup Warning: No value was set for electrostaticSkinThickness.\n"
1033 +                  "\tOOPSE will use a default value of\n"
1034 +                  "\t0.05 * electrostaticCutoffRadius\n"
1035 +                  "\tfor the electrostaticSkinThickness\n");
1036 +          painCave.isFatal = 0;
1037 +          simError();
1038 +          theEst = 0.05 * theEcr;
1039 +        }
1040 +        else{
1041 +          theEst = globals->getEST();
1042 +        }
1043 +        
1044 +        info[i].setDefaultEcr(theEcr, theEst);
1045 +      }
1046 +    }
1047    }
1192
1048   #ifdef IS_MPI
1049 <  sprintf( checkPointMsg,
1195 <           "Successfully created the bends list.\n" );
1049 >  strcpy(checkPointMsg, "post processing checks out");
1050    MPIcheckPoint();
1051   #endif // is_mpi
1052 + }
1053    
1054 + void SimSetup::initSystemCoords(void){
1055 +  int i;
1056  
1057 <  the_ff->initializeBends( the_bends );
1201 < }
1057 >  char* inName;
1058  
1059 < void SimSetup::makeTorsions( void ){
1059 >  (info[0].getConfiguration())->createArrays(info[0].n_atoms);
1060  
1061 <  int i, j, k, index, offset, molIndex, exI, exJ, tempEx;
1062 <  torsion_set* the_torsions;
1207 <  TorsionStamp* current_torsion;
1061 >  for (i = 0; i < info[0].n_atoms; i++)
1062 >    info[0].atoms[i]->setCoords();
1063  
1064 <  the_torsions = new torsion_set[tot_torsions];
1065 <  index = 0;
1066 <  offset = 0;
1067 <  molIndex = 0;
1068 <  for( i=0; i<n_components; i++ ){
1069 <
1070 <    for( j=0; j<components_nmol[i]; j++ ){
1216 <
1064 >  if (globals->haveInitialConfig()){
1065 >    InitializeFromFile* fileInit;
1066 > #ifdef IS_MPI // is_mpi
1067 >    if (worldRank == 0){
1068 > #endif //is_mpi
1069 >      inName = globals->getInitialConfig();
1070 >      fileInit = new InitializeFromFile(inName);
1071   #ifdef IS_MPI
1218      if( mpiSim->getMyMolStart() <= molIndex &&
1219          molIndex <= mpiSim->getMyMolEnd() ){
1220 #endif // is_mpi        
1221
1222      for( k=0; k<comp_stamps[i]->getNTorsions(); k++ ){
1223
1224        current_torsion = comp_stamps[i]->getTorsion( k );
1225        the_torsions[index].a = current_torsion->getA() + offset;
1226        the_torsions[index].b = current_torsion->getB() + offset;
1227        the_torsions[index].c = current_torsion->getC() + offset;
1228        the_torsions[index].d = current_torsion->getD() + offset;
1229
1230        exI = the_torsions[index].a;
1231        exJ = the_torsions[index].d;
1232
1233        
1234        // exclude_I must always be the smaller of the pair
1235        if( exI > exJ ){
1236          tempEx = exI;
1237          exI = exJ;
1238          exJ = tempEx;
1239        }
1240
1241
1242 #ifdef IS_MPI
1243        
1244        the_excludes[(index + tot_bonds + tot_bends)*2] =    
1245          the_atoms[exI]->getGlobalIndex() + 1;
1246        the_excludes[(index + tot_bonds + tot_bends)*2 + 1] =
1247          the_atoms[exJ]->getGlobalIndex() + 1;
1248        
1249 #else  // isn't MPI
1250        
1251        the_excludes[(index + tot_bonds + tot_bends)*2] =     exI + 1;
1252        the_excludes[(index + tot_bonds + tot_bends)*2 + 1] = exJ + 1;
1253        // fortran indexes from 1 (hence the +1 in the indexing)
1254 #endif  //is_mpi
1255        
1256
1257        // increment the index and repeat;
1258        index++;
1259      }
1260      offset += comp_stamps[i]->getNAtoms();
1261
1262 #ifdef IS_MPI
1263      }
1264 #endif //is_mpi      
1265
1266      molIndex++;
1072      }
1073 +    else
1074 +      fileInit = new InitializeFromFile(NULL);
1075 + #endif
1076 +    fileInit->readInit(info); // default velocities on
1077 +
1078 +    delete fileInit;
1079    }
1080 +  else{
1081 +    
1082 +    // no init from bass
1083 +    
1084 +    sprintf(painCave.errMsg,
1085 +            "Cannot intialize a simulation without an initial configuration file.\n");
1086 +    painCave.isFatal = 1;;
1087 +    simError();
1088 +    
1089 +  }
1090  
1091 <  the_ff->initializeTorsions( the_torsions );
1091 > #ifdef IS_MPI
1092 >  strcpy(checkPointMsg, "Successfully read in the initial configuration");
1093 >  MPIcheckPoint();
1094 > #endif // is_mpi
1095   }
1096  
1273 void SimSetup::initFromBass( void ){
1097  
1098 <  int i, j, k;
1099 <  int n_cells;
1277 <  double cellx, celly, cellz;
1278 <  double temp1, temp2, temp3;
1279 <  int n_per_extra;
1280 <  int n_extra;
1281 <  int have_extra, done;
1098 > void SimSetup::makeOutNames(void){
1099 >  int k;
1100  
1283  temp1 = (double)tot_nmol / 4.0;
1284  temp2 = pow( temp1, ( 1.0 / 3.0 ) );
1285  temp3 = ceil( temp2 );
1101  
1102 <  have_extra =0;
1103 <  if( temp2 < temp3 ){ // we have a non-complete lattice
1104 <    have_extra =1;
1105 <
1291 <    n_cells = (int)temp3 - 1;
1292 <    cellx = simnfo->box_x / temp3;
1293 <    celly = simnfo->box_y / temp3;
1294 <    cellz = simnfo->box_z / temp3;
1295 <    n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
1296 <    temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
1297 <    n_per_extra = (int)ceil( temp1 );
1102 >  for (k = 0; k < nInfo; k++){
1103 > #ifdef IS_MPI
1104 >    if (worldRank == 0){
1105 > #endif // is_mpi
1106  
1107 <    if( n_per_extra > 4){
1108 <      sprintf( painCave.errMsg,
1109 <               "SimSetup error. There has been an error in constructing"
1110 <               " the non-complete lattice.\n" );
1111 <      painCave.isFatal = 1;
1112 <      simError();
1113 <    }
1114 <  }
1115 <  else{
1116 <    n_cells = (int)temp3;
1117 <    cellx = simnfo->box_x / temp3;
1118 <    celly = simnfo->box_y / temp3;
1119 <    cellz = simnfo->box_z / temp3;
1120 <  }
1107 >      if (globals->haveFinalConfig()){
1108 >        strcpy(info[k].finalName, globals->getFinalConfig());
1109 >      }
1110 >      else{
1111 >        strcpy(info[k].finalName, inFileName);
1112 >        char* endTest;
1113 >        int nameLength = strlen(info[k].finalName);
1114 >        endTest = &(info[k].finalName[nameLength - 5]);
1115 >        if (!strcmp(endTest, ".bass")){
1116 >          strcpy(endTest, ".eor");
1117 >        }
1118 >        else if (!strcmp(endTest, ".BASS")){
1119 >          strcpy(endTest, ".eor");
1120 >        }
1121 >        else{
1122 >          endTest = &(info[k].finalName[nameLength - 4]);
1123 >          if (!strcmp(endTest, ".bss")){
1124 >            strcpy(endTest, ".eor");
1125 >          }
1126 >          else if (!strcmp(endTest, ".mdl")){
1127 >            strcpy(endTest, ".eor");
1128 >          }
1129 >          else{
1130 >            strcat(info[k].finalName, ".eor");
1131 >          }
1132 >        }
1133 >      }
1134  
1135 <  current_mol = 0;
1315 <  current_comp_mol = 0;
1316 <  current_comp = 0;
1317 <  current_atom_ndx = 0;
1135 >      // make the sample and status out names
1136  
1137 <  for( i=0; i < n_cells ; i++ ){
1138 <    for( j=0; j < n_cells; j++ ){
1139 <      for( k=0; k < n_cells; k++ ){
1137 >      strcpy(info[k].sampleName, inFileName);
1138 >      char* endTest;
1139 >      int nameLength = strlen(info[k].sampleName);
1140 >      endTest = &(info[k].sampleName[nameLength - 5]);
1141 >      if (!strcmp(endTest, ".bass")){
1142 >        strcpy(endTest, ".dump");
1143 >      }
1144 >      else if (!strcmp(endTest, ".BASS")){
1145 >        strcpy(endTest, ".dump");
1146 >      }
1147 >      else{
1148 >        endTest = &(info[k].sampleName[nameLength - 4]);
1149 >        if (!strcmp(endTest, ".bss")){
1150 >          strcpy(endTest, ".dump");
1151 >        }
1152 >        else if (!strcmp(endTest, ".mdl")){
1153 >          strcpy(endTest, ".dump");
1154 >        }
1155 >        else{
1156 >          strcat(info[k].sampleName, ".dump");
1157 >        }
1158 >      }
1159  
1160 <        makeElement( i * cellx,
1161 <                     j * celly,
1162 <                     k * cellz );
1160 >      strcpy(info[k].statusName, inFileName);
1161 >      nameLength = strlen(info[k].statusName);
1162 >      endTest = &(info[k].statusName[nameLength - 5]);
1163 >      if (!strcmp(endTest, ".bass")){
1164 >        strcpy(endTest, ".stat");
1165 >      }
1166 >      else if (!strcmp(endTest, ".BASS")){
1167 >        strcpy(endTest, ".stat");
1168 >      }
1169 >      else{
1170 >        endTest = &(info[k].statusName[nameLength - 4]);
1171 >        if (!strcmp(endTest, ".bss")){
1172 >          strcpy(endTest, ".stat");
1173 >        }
1174 >        else if (!strcmp(endTest, ".mdl")){
1175 >          strcpy(endTest, ".stat");
1176 >        }
1177 >        else{
1178 >          strcat(info[k].statusName, ".stat");
1179 >        }
1180 >      }
1181  
1182 <        makeElement( i * cellx + 0.5 * cellx,
1328 <                     j * celly + 0.5 * celly,
1329 <                     k * cellz );
1182 > #ifdef IS_MPI
1183  
1331        makeElement( i * cellx,
1332                     j * celly + 0.5 * celly,
1333                     k * cellz + 0.5 * cellz );
1334
1335        makeElement( i * cellx + 0.5 * cellx,
1336                     j * celly,
1337                     k * cellz + 0.5 * cellz );
1338      }
1184      }
1185 + #endif // is_mpi
1186    }
1187 + }
1188  
1342  if( have_extra ){
1343    done = 0;
1189  
1190 <    int start_ndx;
1191 <    for( i=0; i < (n_cells+1) && !done; i++ ){
1347 <      for( j=0; j < (n_cells+1) && !done; j++ ){
1190 > void SimSetup::sysObjectsCreation(void){
1191 >  int i, k;
1192  
1193 <        if( i < n_cells ){
1193 >  // create the forceField
1194  
1195 <          if( j < n_cells ){
1352 <            start_ndx = n_cells;
1353 <          }
1354 <          else start_ndx = 0;
1355 <        }
1356 <        else start_ndx = 0;
1195 >  createFF();
1196  
1197 <        for( k=start_ndx; k < (n_cells+1) && !done; k++ ){
1197 >  // extract componentList
1198  
1199 <          makeElement( i * cellx,
1361 <                       j * celly,
1362 <                       k * cellz );
1363 <          done = ( current_mol >= tot_nmol );
1199 >  compList();
1200  
1201 <          if( !done && n_per_extra > 1 ){
1366 <            makeElement( i * cellx + 0.5 * cellx,
1367 <                         j * celly + 0.5 * celly,
1368 <                         k * cellz );
1369 <            done = ( current_mol >= tot_nmol );
1370 <          }
1201 >  // calc the number of atoms, bond, bends, and torsions
1202  
1203 <          if( !done && n_per_extra > 2){
1373 <            makeElement( i * cellx,
1374 <                         j * celly + 0.5 * celly,
1375 <                         k * cellz + 0.5 * cellz );
1376 <            done = ( current_mol >= tot_nmol );
1377 <          }
1203 >  calcSysValues();
1204  
1205 <          if( !done && n_per_extra > 3){
1206 <            makeElement( i * cellx + 0.5 * cellx,
1381 <                         j * celly,
1382 <                         k * cellz + 0.5 * cellz );
1383 <            done = ( current_mol >= tot_nmol );
1384 <          }
1385 <        }
1386 <      }
1387 <    }
1388 <  }
1205 > #ifdef IS_MPI
1206 >  // divide the molecules among the processors
1207  
1208 +  mpiMolDivide();
1209 + #endif //is_mpi
1210  
1211 <  for( i=0; i<simnfo->n_atoms; i++ ){
1392 <    simnfo->atoms[i]->set_vx( 0.0 );
1393 <    simnfo->atoms[i]->set_vy( 0.0 );
1394 <    simnfo->atoms[i]->set_vz( 0.0 );
1395 <  }
1396 < }
1211 >  // create the atom and SRI arrays. Also initialize Molecule Stamp ID's
1212  
1213 < void SimSetup::makeElement( double x, double y, double z ){
1213 >  makeSysArrays();
1214  
1215 <  int k;
1401 <  AtomStamp* current_atom;
1402 <  DirectionalAtom* dAtom;
1403 <  double rotMat[3][3];
1215 >  // make and initialize the molecules (all but atomic coordinates)
1216  
1217 <  for( k=0; k<comp_stamps[current_comp]->getNAtoms(); k++ ){
1217 >  makeMolecules();
1218  
1219 <    current_atom = comp_stamps[current_comp]->getAtom( k );
1220 <    if( !current_atom->havePosition() ){
1221 <      sprintf( painCave.errMsg,
1222 <               "SimSetup:initFromBass error.\n"
1411 <               "\tComponent %s, atom %s does not have a position specified.\n"
1412 <               "\tThe initialization routine is unable to give a start"
1413 <               " position.\n",
1414 <               comp_stamps[current_comp]->getID(),
1415 <               current_atom->getType() );
1416 <      painCave.isFatal = 1;
1417 <      simError();
1219 >  for (k = 0; k < nInfo; k++){
1220 >    info[k].identArray = new int[info[k].n_atoms];
1221 >    for (i = 0; i < info[k].n_atoms; i++){
1222 >      info[k].identArray[i] = info[k].atoms[i]->getIdent();
1223      }
1224 +  }
1225 + }
1226  
1420    the_atoms[current_atom_ndx]->setX( x + current_atom->getPosX() );
1421    the_atoms[current_atom_ndx]->setY( y + current_atom->getPosY() );
1422    the_atoms[current_atom_ndx]->setZ( z + current_atom->getPosZ() );
1227  
1228 <    if( the_atoms[current_atom_ndx]->isDirectional() ){
1228 > void SimSetup::createFF(void){
1229 >  switch (ffCase){
1230 >    case FF_DUFF:
1231 >      the_ff = new DUFF();
1232 >      break;
1233  
1234 <      dAtom = (DirectionalAtom *)the_atoms[current_atom_ndx];
1234 >    case FF_LJ:
1235 >      the_ff = new LJFF();
1236 >      break;
1237  
1238 <      rotMat[0][0] = 1.0;
1239 <      rotMat[0][1] = 0.0;
1240 <      rotMat[0][2] = 0.0;
1238 >    case FF_EAM:
1239 >      the_ff = new EAM_FF();
1240 >      break;
1241  
1242 <      rotMat[1][0] = 0.0;
1243 <      rotMat[1][1] = 1.0;
1244 <      rotMat[1][2] = 0.0;
1435 <
1436 <      rotMat[2][0] = 0.0;
1437 <      rotMat[2][1] = 0.0;
1438 <      rotMat[2][2] = 1.0;
1242 >    case FF_H2O:
1243 >      the_ff = new WATER();
1244 >      break;
1245  
1246 <      dAtom->setA( rotMat );
1246 >    default:
1247 >      sprintf(painCave.errMsg,
1248 >              "SimSetup Error. Unrecognized force field in case statement.\n");
1249 >      painCave.isFatal = 1;
1250 >      simError();
1251 >  }
1252 >
1253 > #ifdef IS_MPI
1254 >  strcpy(checkPointMsg, "ForceField creation successful");
1255 >  MPIcheckPoint();
1256 > #endif // is_mpi
1257 > }
1258 >
1259 >
1260 > void SimSetup::compList(void){
1261 >  int i;
1262 >  char* id;
1263 >  LinkedMolStamp* headStamp = new LinkedMolStamp();
1264 >  LinkedMolStamp* currentStamp = NULL;
1265 >  comp_stamps = new MoleculeStamp * [n_components];
1266 >
1267 >  // make an array of molecule stamps that match the components used.
1268 >  // also extract the used stamps out into a separate linked list
1269 >
1270 >  for (i = 0; i < nInfo; i++){
1271 >    info[i].nComponents = n_components;
1272 >    info[i].componentsNmol = components_nmol;
1273 >    info[i].compStamps = comp_stamps;
1274 >    info[i].headStamp = headStamp;
1275 >  }
1276 >
1277 >
1278 >  for (i = 0; i < n_components; i++){
1279 >    id = the_components[i]->getType();
1280 >    comp_stamps[i] = NULL;
1281 >
1282 >    // check to make sure the component isn't already in the list
1283 >
1284 >    comp_stamps[i] = headStamp->match(id);
1285 >    if (comp_stamps[i] == NULL){
1286 >      // extract the component from the list;
1287 >
1288 >      currentStamp = stamps->extractMolStamp(id);
1289 >      if (currentStamp == NULL){
1290 >        sprintf(painCave.errMsg,
1291 >                "SimSetup error: Component \"%s\" was not found in the "
1292 >                "list of declared molecules\n",
1293 >                id);
1294 >        painCave.isFatal = 1;
1295 >        simError();
1296 >      }
1297 >
1298 >      headStamp->add(currentStamp);
1299 >      comp_stamps[i] = headStamp->match(id);
1300      }
1301 +  }
1302  
1303 <    current_atom_ndx++;
1303 > #ifdef IS_MPI
1304 >  strcpy(checkPointMsg, "Component stamps successfully extracted\n");
1305 >  MPIcheckPoint();
1306 > #endif // is_mpi
1307 > }
1308 >
1309 > void SimSetup::calcSysValues(void){
1310 >  int i;
1311 >
1312 >  int* molMembershipArray;
1313 >
1314 >  tot_atoms = 0;
1315 >  tot_bonds = 0;
1316 >  tot_bends = 0;
1317 >  tot_torsions = 0;
1318 >  tot_rigid = 0;
1319 >  for (i = 0; i < n_components; i++){
1320 >    tot_atoms += components_nmol[i] * comp_stamps[i]->getNAtoms();
1321 >    tot_bonds += components_nmol[i] * comp_stamps[i]->getNBonds();
1322 >    tot_bends += components_nmol[i] * comp_stamps[i]->getNBends();
1323 >    tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
1324 >    tot_rigid += components_nmol[i] * comp_stamps[i]->getNRigidBodies();
1325    }
1326 +  
1327 +  tot_SRI = tot_bonds + tot_bends + tot_torsions;
1328 +  molMembershipArray = new int[tot_atoms];
1329  
1330 <  current_mol++;
1331 <  current_comp_mol++;
1330 >  for (i = 0; i < nInfo; i++){
1331 >    info[i].n_atoms = tot_atoms;
1332 >    info[i].n_bonds = tot_bonds;
1333 >    info[i].n_bends = tot_bends;
1334 >    info[i].n_torsions = tot_torsions;
1335 >    info[i].n_SRI = tot_SRI;
1336 >    info[i].n_mol = tot_nmol;
1337  
1338 <  if( current_comp_mol >= components_nmol[current_comp] ){
1338 >    info[i].molMembershipArray = molMembershipArray;
1339 >  }
1340 > }
1341 >
1342 > #ifdef IS_MPI
1343 >
1344 > void SimSetup::mpiMolDivide(void){
1345 >  int i, j, k;
1346 >  int localMol, allMol;
1347 >  int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
1348 >  int local_rigid;
1349 >
1350 >  mpiSim = new mpiSimulation(info);
1351 >
1352 >  globalIndex = mpiSim->divideLabor();
1353 >
1354 >  // set up the local variables
1355 >
1356 >  mol2proc = mpiSim->getMolToProcMap();
1357 >  molCompType = mpiSim->getMolComponentType();
1358 >
1359 >  allMol = 0;
1360 >  localMol = 0;
1361 >  local_atoms = 0;
1362 >  local_bonds = 0;
1363 >  local_bends = 0;
1364 >  local_torsions = 0;
1365 >  local_rigid = 0;
1366 >  globalAtomIndex = 0;
1367 >
1368 >  for (i = 0; i < n_components; i++){
1369 >    for (j = 0; j < components_nmol[i]; j++){
1370 >      if (mol2proc[allMol] == worldRank){
1371 >        local_atoms += comp_stamps[i]->getNAtoms();
1372 >        local_bonds += comp_stamps[i]->getNBonds();
1373 >        local_bends += comp_stamps[i]->getNBends();
1374 >        local_torsions += comp_stamps[i]->getNTorsions();
1375 >        local_rigid += comp_stamps[i]->getNRigidBodies();
1376 >        localMol++;
1377 >      }      
1378 >      for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1379 >        info[0].molMembershipArray[globalAtomIndex] = allMol;
1380 >        globalAtomIndex++;
1381 >      }
1382 >
1383 >      allMol++;
1384 >    }
1385 >  }
1386 >  local_SRI = local_bonds + local_bends + local_torsions;
1387 >
1388 >  info[0].n_atoms = mpiSim->getMyNlocal();  
1389 >  
1390 >
1391 >  if (local_atoms != info[0].n_atoms){
1392 >    sprintf(painCave.errMsg,
1393 >            "SimSetup error: mpiSim's localAtom (%d) and SimSetup's\n"
1394 >            "\tlocalAtom (%d) are not equal.\n",
1395 >            info[0].n_atoms, local_atoms);
1396 >    painCave.isFatal = 1;
1397 >    simError();
1398 >  }
1399 >
1400 >  info[0].n_bonds = local_bonds;
1401 >  info[0].n_bends = local_bends;
1402 >  info[0].n_torsions = local_torsions;
1403 >  info[0].n_SRI = local_SRI;
1404 >  info[0].n_mol = localMol;
1405 >
1406 >  strcpy(checkPointMsg, "Passed nlocal consistency check.");
1407 >  MPIcheckPoint();
1408 > }
1409 >
1410 > #endif // is_mpi
1411 >
1412 >
1413 > void SimSetup::makeSysArrays(void){
1414 >
1415 > #ifndef IS_MPI
1416 >  int k, j;
1417 > #endif // is_mpi
1418 >  int i, l;
1419 >
1420 >  Atom** the_atoms;
1421 >  Molecule* the_molecules;
1422 >
1423 >  for (l = 0; l < nInfo; l++){
1424 >    // create the atom and short range interaction arrays
1425 >
1426 >    the_atoms = new Atom * [info[l].n_atoms];
1427 >    the_molecules = new Molecule[info[l].n_mol];
1428 >    int molIndex;
1429 >
1430 >    // initialize the molecule's stampID's
1431 >
1432 > #ifdef IS_MPI
1433 >
1434 >
1435 >    molIndex = 0;
1436 >    for (i = 0; i < mpiSim->getTotNmol(); i++){
1437 >      if (mol2proc[i] == worldRank){
1438 >        the_molecules[molIndex].setStampID(molCompType[i]);
1439 >        the_molecules[molIndex].setMyIndex(molIndex);
1440 >        the_molecules[molIndex].setGlobalIndex(i);
1441 >        molIndex++;
1442 >      }
1443 >    }
1444 >
1445 > #else // is_mpi
1446 >
1447 >    molIndex = 0;
1448 >    globalAtomIndex = 0;
1449 >    for (i = 0; i < n_components; i++){
1450 >      for (j = 0; j < components_nmol[i]; j++){
1451 >        the_molecules[molIndex].setStampID(i);
1452 >        the_molecules[molIndex].setMyIndex(molIndex);
1453 >        the_molecules[molIndex].setGlobalIndex(molIndex);
1454 >        for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1455 >          info[l].molMembershipArray[globalAtomIndex] = molIndex;
1456 >          globalAtomIndex++;
1457 >        }
1458 >        molIndex++;
1459 >      }
1460 >    }
1461 >
1462 >
1463 > #endif // is_mpi
1464 >
1465 >    info[l].globalExcludes = new int;
1466 >    info[l].globalExcludes[0] = 0;
1467 >    
1468 >    // set the arrays into the SimInfo object
1469  
1470 <    current_comp_mol = 0;
1471 <    current_comp++;
1470 >    info[l].atoms = the_atoms;
1471 >    info[l].molecules = the_molecules;
1472 >    info[l].nGlobalExcludes = 0;
1473 >
1474 >    the_ff->setSimInfo(info);
1475    }
1476   }
1477 +
1478 + void SimSetup::makeIntegrator(void){
1479 +  int k;
1480 +
1481 +  NVE<RealIntegrator>* myNVE = NULL;
1482 +  NVT<RealIntegrator>* myNVT = NULL;
1483 +  NPTi<NPT<RealIntegrator> >* myNPTi = NULL;
1484 +  NPTf<NPT<RealIntegrator> >* myNPTf = NULL;
1485 +  NPTxyz<NPT<RealIntegrator> >* myNPTxyz = NULL;
1486 +  
1487 +  for (k = 0; k < nInfo; k++){
1488 +    switch (ensembleCase){
1489 +      case NVE_ENS:
1490 +        if (globals->haveZconstraints()){
1491 +          setupZConstraint(info[k]);
1492 +          myNVE = new ZConstraint<NVE<RealIntegrator> >(&(info[k]), the_ff);
1493 +        }
1494 +        else{
1495 +          myNVE = new NVE<RealIntegrator>(&(info[k]), the_ff);
1496 +        }
1497 +        
1498 +        info->the_integrator = myNVE;
1499 +        break;
1500 +
1501 +      case NVT_ENS:
1502 +        if (globals->haveZconstraints()){
1503 +          setupZConstraint(info[k]);
1504 +          myNVT = new ZConstraint<NVT<RealIntegrator> >(&(info[k]), the_ff);
1505 +        }
1506 +        else
1507 +          myNVT = new NVT<RealIntegrator>(&(info[k]), the_ff);
1508 +
1509 +        myNVT->setTargetTemp(globals->getTargetTemp());
1510 +
1511 +        if (globals->haveTauThermostat())
1512 +          myNVT->setTauThermostat(globals->getTauThermostat());
1513 +        else{
1514 +          sprintf(painCave.errMsg,
1515 +                  "SimSetup error: If you use the NVT\n"
1516 +                  "\tensemble, you must set tauThermostat.\n");
1517 +          painCave.isFatal = 1;
1518 +          simError();
1519 +        }
1520 +
1521 +        info->the_integrator = myNVT;
1522 +        break;
1523 +
1524 +      case NPTi_ENS:
1525 +        if (globals->haveZconstraints()){
1526 +          setupZConstraint(info[k]);
1527 +          myNPTi = new ZConstraint<NPTi<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1528 +        }
1529 +        else
1530 +          myNPTi = new NPTi<NPT<RealIntegrator> >(&(info[k]), the_ff);
1531 +
1532 +        myNPTi->setTargetTemp(globals->getTargetTemp());
1533 +
1534 +        if (globals->haveTargetPressure())
1535 +          myNPTi->setTargetPressure(globals->getTargetPressure());
1536 +        else{
1537 +          sprintf(painCave.errMsg,
1538 +                  "SimSetup error: If you use a constant pressure\n"
1539 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1540 +          painCave.isFatal = 1;
1541 +          simError();
1542 +        }
1543 +
1544 +        if (globals->haveTauThermostat())
1545 +          myNPTi->setTauThermostat(globals->getTauThermostat());
1546 +        else{
1547 +          sprintf(painCave.errMsg,
1548 +                  "SimSetup error: If you use an NPT\n"
1549 +                  "\tensemble, you must set tauThermostat.\n");
1550 +          painCave.isFatal = 1;
1551 +          simError();
1552 +        }
1553 +
1554 +        if (globals->haveTauBarostat())
1555 +          myNPTi->setTauBarostat(globals->getTauBarostat());
1556 +        else{
1557 +          sprintf(painCave.errMsg,
1558 +                  "SimSetup error: If you use an NPT\n"
1559 +                  "\tensemble, you must set tauBarostat.\n");
1560 +          painCave.isFatal = 1;
1561 +          simError();
1562 +        }
1563 +
1564 +        info->the_integrator = myNPTi;
1565 +        break;
1566 +
1567 +      case NPTf_ENS:
1568 +        if (globals->haveZconstraints()){
1569 +          setupZConstraint(info[k]);
1570 +          myNPTf = new ZConstraint<NPTf<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1571 +        }
1572 +        else
1573 +          myNPTf = new NPTf<NPT <RealIntegrator> >(&(info[k]), the_ff);
1574 +
1575 +        myNPTf->setTargetTemp(globals->getTargetTemp());
1576 +
1577 +        if (globals->haveTargetPressure())
1578 +          myNPTf->setTargetPressure(globals->getTargetPressure());
1579 +        else{
1580 +          sprintf(painCave.errMsg,
1581 +                  "SimSetup error: If you use a constant pressure\n"
1582 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1583 +          painCave.isFatal = 1;
1584 +          simError();
1585 +        }    
1586 +
1587 +        if (globals->haveTauThermostat())
1588 +          myNPTf->setTauThermostat(globals->getTauThermostat());
1589 +
1590 +        else{
1591 +          sprintf(painCave.errMsg,
1592 +                  "SimSetup error: If you use an NPT\n"
1593 +                  "\tensemble, you must set tauThermostat.\n");
1594 +          painCave.isFatal = 1;
1595 +          simError();
1596 +        }
1597 +
1598 +        if (globals->haveTauBarostat())
1599 +          myNPTf->setTauBarostat(globals->getTauBarostat());
1600 +
1601 +        else{
1602 +          sprintf(painCave.errMsg,
1603 +                  "SimSetup error: If you use an NPT\n"
1604 +                  "\tensemble, you must set tauBarostat.\n");
1605 +          painCave.isFatal = 1;
1606 +          simError();
1607 +        }
1608 +
1609 +        info->the_integrator = myNPTf;
1610 +        break;
1611 +
1612 +      case NPTxyz_ENS:
1613 +        if (globals->haveZconstraints()){
1614 +          setupZConstraint(info[k]);
1615 +          myNPTxyz = new ZConstraint<NPTxyz<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1616 +        }
1617 +        else
1618 +          myNPTxyz = new NPTxyz<NPT <RealIntegrator> >(&(info[k]), the_ff);
1619 +
1620 +        myNPTxyz->setTargetTemp(globals->getTargetTemp());
1621 +
1622 +        if (globals->haveTargetPressure())
1623 +          myNPTxyz->setTargetPressure(globals->getTargetPressure());
1624 +        else{
1625 +          sprintf(painCave.errMsg,
1626 +                  "SimSetup error: If you use a constant pressure\n"
1627 +                  "\tensemble, you must set targetPressure in the BASS file.\n");
1628 +          painCave.isFatal = 1;
1629 +          simError();
1630 +        }    
1631 +
1632 +        if (globals->haveTauThermostat())
1633 +          myNPTxyz->setTauThermostat(globals->getTauThermostat());
1634 +        else{
1635 +          sprintf(painCave.errMsg,
1636 +                  "SimSetup error: If you use an NPT\n"
1637 +                  "\tensemble, you must set tauThermostat.\n");
1638 +          painCave.isFatal = 1;
1639 +          simError();
1640 +        }
1641 +
1642 +        if (globals->haveTauBarostat())
1643 +          myNPTxyz->setTauBarostat(globals->getTauBarostat());
1644 +        else{
1645 +          sprintf(painCave.errMsg,
1646 +                  "SimSetup error: If you use an NPT\n"
1647 +                  "\tensemble, you must set tauBarostat.\n");
1648 +          painCave.isFatal = 1;
1649 +          simError();
1650 +        }
1651 +
1652 +        info->the_integrator = myNPTxyz;
1653 +        break;
1654 +
1655 +      default:
1656 +        sprintf(painCave.errMsg,
1657 +                "SimSetup Error. Unrecognized ensemble in case statement.\n");
1658 +        painCave.isFatal = 1;
1659 +        simError();
1660 +    }
1661 +  }
1662 + }
1663 +
1664 + void SimSetup::initFortran(void){
1665 +  info[0].refreshSim();
1666 +
1667 +  if (!strcmp(info[0].mixingRule, "standard")){
1668 +    the_ff->initForceField(LB_MIXING_RULE);
1669 +  }
1670 +  else if (!strcmp(info[0].mixingRule, "explicit")){
1671 +    the_ff->initForceField(EXPLICIT_MIXING_RULE);
1672 +  }
1673 +  else{
1674 +    sprintf(painCave.errMsg, "SimSetup Error: unknown mixing rule -> \"%s\"\n",
1675 +            info[0].mixingRule);
1676 +    painCave.isFatal = 1;
1677 +    simError();
1678 +  }
1679 +
1680 +
1681 + #ifdef IS_MPI
1682 +  strcpy(checkPointMsg, "Successfully intialized the mixingRule for Fortran.");
1683 +  MPIcheckPoint();
1684 + #endif // is_mpi
1685 + }
1686 +
1687 + void SimSetup::setupZConstraint(SimInfo& theInfo){
1688 +  int nZConstraints;
1689 +  ZconStamp** zconStamp;
1690 +
1691 +  if (globals->haveZconstraintTime()){
1692 +    //add sample time of z-constraint  into SimInfo's property list                    
1693 +    DoubleData* zconsTimeProp = new DoubleData();
1694 +    zconsTimeProp->setID(ZCONSTIME_ID);
1695 +    zconsTimeProp->setData(globals->getZconsTime());
1696 +    theInfo.addProperty(zconsTimeProp);
1697 +  }
1698 +  else{
1699 +    sprintf(painCave.errMsg,
1700 +            "ZConstraint error: If you use a ZConstraint,\n"
1701 +            "\tyou must set zconsTime.\n");
1702 +    painCave.isFatal = 1;
1703 +    simError();
1704 +  }
1705 +
1706 +  //push zconsTol into siminfo, if user does not specify
1707 +  //value for zconsTol, a default value will be used
1708 +  DoubleData* zconsTol = new DoubleData();
1709 +  zconsTol->setID(ZCONSTOL_ID);
1710 +  if (globals->haveZconsTol()){
1711 +    zconsTol->setData(globals->getZconsTol());
1712 +  }
1713 +  else{
1714 +    double defaultZConsTol = 0.01;
1715 +    sprintf(painCave.errMsg,
1716 +            "ZConstraint Warning: Tolerance for z-constraint method is not specified.\n"
1717 +            "\tOOPSE will use a default value of %f.\n"
1718 +            "\tTo set the tolerance, use the zconsTol variable.\n",
1719 +            defaultZConsTol);
1720 +    painCave.isFatal = 0;
1721 +    simError();      
1722 +
1723 +    zconsTol->setData(defaultZConsTol);
1724 +  }
1725 +  theInfo.addProperty(zconsTol);
1726 +
1727 +  //set Force Subtraction Policy
1728 +  StringData* zconsForcePolicy = new StringData();
1729 +  zconsForcePolicy->setID(ZCONSFORCEPOLICY_ID);
1730 +
1731 +  if (globals->haveZconsForcePolicy()){
1732 +    zconsForcePolicy->setData(globals->getZconsForcePolicy());
1733 +  }
1734 +  else{
1735 +    sprintf(painCave.errMsg,
1736 +            "ZConstraint Warning: No force subtraction policy was set.\n"
1737 +            "\tOOPSE will use PolicyByMass.\n"
1738 +            "\tTo set the policy, use the zconsForcePolicy variable.\n");
1739 +    painCave.isFatal = 0;
1740 +    simError();
1741 +    zconsForcePolicy->setData("BYMASS");
1742 +  }
1743 +
1744 +  theInfo.addProperty(zconsForcePolicy);
1745 +
1746 +  //set zcons gap
1747 +  DoubleData* zconsGap = new DoubleData();
1748 +  zconsGap->setID(ZCONSGAP_ID);
1749 +
1750 +  if (globals->haveZConsGap()){
1751 +    zconsGap->setData(globals->getZconsGap());
1752 +    theInfo.addProperty(zconsGap);  
1753 +  }
1754 +
1755 +  //set zcons fixtime
1756 +  DoubleData* zconsFixtime = new DoubleData();
1757 +  zconsFixtime->setID(ZCONSFIXTIME_ID);
1758 +
1759 +  if (globals->haveZConsFixTime()){
1760 +    zconsFixtime->setData(globals->getZconsFixtime());
1761 +    theInfo.addProperty(zconsFixtime);  
1762 +  }
1763 +
1764 +  //set zconsUsingSMD
1765 +  IntData* zconsUsingSMD = new IntData();
1766 +  zconsUsingSMD->setID(ZCONSUSINGSMD_ID);
1767 +
1768 +  if (globals->haveZConsUsingSMD()){
1769 +    zconsUsingSMD->setData(globals->getZconsUsingSMD());
1770 +    theInfo.addProperty(zconsUsingSMD);  
1771 +  }
1772 +
1773 +  //Determine the name of ouput file and add it into SimInfo's property list
1774 +  //Be careful, do not use inFileName, since it is a pointer which
1775 +  //point to a string at master node, and slave nodes do not contain that string
1776 +
1777 +  string zconsOutput(theInfo.finalName);
1778 +
1779 +  zconsOutput = zconsOutput.substr(0, zconsOutput.rfind(".")) + ".fz";
1780 +
1781 +  StringData* zconsFilename = new StringData();
1782 +  zconsFilename->setID(ZCONSFILENAME_ID);
1783 +  zconsFilename->setData(zconsOutput);
1784 +
1785 +  theInfo.addProperty(zconsFilename);
1786 +
1787 +  //setup index, pos and other parameters of z-constraint molecules
1788 +  nZConstraints = globals->getNzConstraints();
1789 +  theInfo.nZconstraints = nZConstraints;
1790 +
1791 +  zconStamp = globals->getZconStamp();
1792 +  ZConsParaItem tempParaItem;
1793 +
1794 +  ZConsParaData* zconsParaData = new ZConsParaData();
1795 +  zconsParaData->setID(ZCONSPARADATA_ID);
1796 +
1797 +  for (int i = 0; i < nZConstraints; i++){
1798 +    tempParaItem.havingZPos = zconStamp[i]->haveZpos();
1799 +    tempParaItem.zPos = zconStamp[i]->getZpos();
1800 +    tempParaItem.zconsIndex = zconStamp[i]->getMolIndex();
1801 +    tempParaItem.kRatio = zconStamp[i]->getKratio();
1802 +    tempParaItem.havingCantVel = zconStamp[i]->haveCantVel();
1803 +    tempParaItem.cantVel = zconStamp[i]->getCantVel();    
1804 +    zconsParaData->addItem(tempParaItem);
1805 +  }
1806 +
1807 +  //check the uniqueness of index  
1808 +  if(!zconsParaData->isIndexUnique()){
1809 +    sprintf(painCave.errMsg,
1810 +            "ZConstraint Error: molIndex is not unique!\n");
1811 +    painCave.isFatal = 1;
1812 +    simError();
1813 +  }
1814 +
1815 +  //sort the parameters by index of molecules
1816 +  zconsParaData->sortByIndex();
1817 +  
1818 +  //push data into siminfo, therefore, we can retrieve later
1819 +  theInfo.addProperty(zconsParaData);
1820 + }
1821 +
1822 + void SimSetup::makeMinimizer(){
1823 +
1824 +  OOPSEMinimizer* myOOPSEMinimizer;
1825 +  MinimizerParameterSet* param;
1826 +  char minimizerName[100];
1827 +  
1828 +  for (int i = 0; i < nInfo; i++){
1829 +    
1830 +    //prepare parameter set for minimizer
1831 +    param = new MinimizerParameterSet();
1832 +    param->setDefaultParameter();
1833 +
1834 +    if (globals->haveMinimizer()){
1835 +      param->setFTol(globals->getMinFTol());
1836 +    }
1837 +
1838 +    if (globals->haveMinGTol()){
1839 +      param->setGTol(globals->getMinGTol());
1840 +    }
1841 +
1842 +    if (globals->haveMinMaxIter()){
1843 +      param->setMaxIteration(globals->getMinMaxIter());
1844 +    }
1845 +
1846 +    if (globals->haveMinWriteFrq()){
1847 +      param->setMaxIteration(globals->getMinMaxIter());
1848 +    }
1849 +
1850 +    if (globals->haveMinWriteFrq()){
1851 +      param->setWriteFrq(globals->getMinWriteFrq());
1852 +    }
1853 +    
1854 +    if (globals->haveMinStepSize()){
1855 +      param->setStepSize(globals->getMinStepSize());
1856 +    }
1857 +
1858 +    if (globals->haveMinLSMaxIter()){
1859 +      param->setLineSearchMaxIteration(globals->getMinLSMaxIter());
1860 +    }    
1861 +
1862 +    if (globals->haveMinLSTol()){
1863 +      param->setLineSearchTol(globals->getMinLSTol());
1864 +    }    
1865 +
1866 +    strcpy(minimizerName, globals->getMinimizer());
1867 +
1868 +    if (!strcasecmp(minimizerName, "CG")){
1869 +      myOOPSEMinimizer = new PRCGMinimizer(&(info[i]), the_ff, param);
1870 +    }
1871 +    else if (!strcasecmp(minimizerName, "SD")){
1872 +    //myOOPSEMinimizer = MinimizerFactory.creatMinimizer("", &(info[i]), the_ff, param);
1873 +      myOOPSEMinimizer = new SDMinimizer(&(info[i]), the_ff, param);
1874 +    }
1875 +    else{
1876 +          sprintf(painCave.errMsg,
1877 +                  "SimSetup error: Unrecognized Minimizer, use Conjugate Gradient \n");
1878 +          painCave.isFatal = 0;
1879 +          simError();
1880 +
1881 +      myOOPSEMinimizer = new PRCGMinimizer(&(info[i]), the_ff, param);          
1882 +    }
1883 +     info[i].the_integrator = myOOPSEMinimizer;
1884 +
1885 +     //store the minimizer into simInfo
1886 +     info[i].the_minimizer = myOOPSEMinimizer;
1887 +     info[i].has_minimizer = true;
1888 +  }
1889 +
1890 + }

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