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root/group/trunk/OOPSE/libmdtools/SimSetup.cpp

Comparing trunk/OOPSE/libmdtools/SimSetup.cpp (file contents):
Revision 469 by mmeineke, Mon Apr 7 20:06:31 2003 UTC vs.
Revision 984 by gezelter, Mon Jan 26 21:52:56 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"
#	Line 12 | Line 15
15		#include "mpiSimulation.hpp"
16		#endif
17
18	+	// some defines for ensemble and Forcefield  cases
19	+
20	+	#define NVE_ENS        0
21	+	#define NVT_ENS        1
22	+	#define NPTi_ENS       2
23	+	#define NPTf_ENS       3
24	+	#define NPTxyz_ENS     4
25	+
26	+
27	+	#define FF_DUFF 0
28	+	#define FF_LJ   1
29	+	#define FF_EAM  2
30	+
31	+	using namespace std;
32	+
33	+	/**
34	+	* Check whether dividend is divisble by divisor or not
35	+	*/
36	+	bool isDivisible(double dividend, double divisor){
37	+	double tolerance = 0.000001;
38	+	double quotient;
39	+	double diff;
40	+	int intQuotient;
41	+
42	+	quotient = dividend / divisor;
43	+
44	+	if (quotient < 0)
45	+	quotient = -quotient;
46	+
47	+	intQuotient = int (quotient + tolerance);
48	+
49	+	diff = fabs(fabs(dividend) - intQuotient  * fabs(divisor));
50	+
51	+	if (diff <= tolerance)
52	+	return true;
53	+	else
54	+	return false;
55	+	}
56	+
57		SimSetup::SimSetup(){
58	+
59	+	initSuspend = false;
60	+	isInfoArray = 0;
61	+	nInfo = 1;
62	+
63		stamps = new MakeStamps();
64		globals = new Globals();
65	<
65	>
66	>
67		#ifdef IS_MPI
68	<	strcpy( checkPointMsg, "SimSetup creation successful" );
68	>	strcpy(checkPointMsg, "SimSetup creation successful");
69		MPIcheckPoint();
70		#endif // IS_MPI
71		}
#	Line 27 | Line 75 | SimSetup::~SimSetup(){
75		delete globals;
76		}
77
78	<	void SimSetup::parseFile( char* fileName ){
78	>	void SimSetup::setSimInfo(SimInfo* the_info, int theNinfo){
79	>	info = the_info;
80	>	nInfo = theNinfo;
81	>	isInfoArray = 1;
82	>	initSuspend = true;
83	>	}
84
85	+
86	+	void SimSetup::parseFile(char* fileName){
87		#ifdef IS_MPI
88	<	if( worldRank == 0 ){
88	>	if (worldRank == 0){
89		#endif // is_mpi
90	<
90	>
91		inFileName = fileName;
92	<	set_interface_stamps( stamps, globals );
93	<
92	>	set_interface_stamps(stamps, globals);
93	>
94		#ifdef IS_MPI
95		mpiEventInit();
96		#endif
97
98	<	yacc_BASS( fileName );
98	>	yacc_BASS(fileName);
99
100		#ifdef IS_MPI
101		throwMPIEvent(NULL);
102		}
103	<	else receiveParse();
103	>	else{
104	>	receiveParse();
105	>	}
106		#endif
107
108		}
109
110		#ifdef IS_MPI
111		void SimSetup::receiveParse(void){
112	<
113	<	set_interface_stamps( stamps, globals );
114	<	mpiEventInit();
115	<	MPIcheckPoint();
59	<	mpiEventLoop();
60	<
112	>	set_interface_stamps(stamps, globals);
113	>	mpiEventInit();
114	>	MPIcheckPoint();
115	>	mpiEventLoop();
116		}
117
118		#endif // is_mpi
119
120	<	void SimSetup::createSim( void ){
120	>	void SimSetup::createSim(void){
121
122	<	MakeStamps *the_stamps;
68	<	Globals* the_globals;
69	<	ExtendedSystem* the_extendedsystem;
70	<	int i, j;
122	>	// gather all of the information from the Bass file
123
124	<	// get the stamps and globals;
73	<	the_stamps = stamps;
74	<	the_globals = globals;
124	>	gatherInfo();
125
126	<	// set the easy ones first
77	<	simnfo->target_temp = the_globals->getTargetTemp();
78	<	simnfo->dt = the_globals->getDt();
79	<	simnfo->run_time = the_globals->getRunTime();
126	>	// creation of complex system objects
127
128	<	// get the ones we know are there, yet still may need some work.
82	<	n_components = the_globals->getNComponents();
83	<	strcpy( force_field, the_globals->getForceField() );
128	>	sysObjectsCreation();
129
130	<	// get the ensemble and set up an extended system if we need it:
86	<	strcpy( ensemble, the_globals->getEnsemble() );
87	<	if( !strcasecmp( ensemble, "NPT" ) ) {
88	<	the_extendedsystem = new ExtendedSystem( simnfo );
89	<	the_extendedsystem->setTargetTemp(the_globals->getTargetTemp());
90	<	the_extendedsystem->setTargetPressure(the_globals->getTargetPressure());
91	<	} else if ( !strcasecmp( ensemble, "NVT") ) {
92	<	the_extendedsystem = new ExtendedSystem( simnfo );
93	<	the_extendedsystem->setTargetTemp(the_globals->getTargetTemp());
94	<	} else if ( !strcasecmp( ensemble, "NVE") ) {
95	<	} else {
96	<	sprintf( painCave.errMsg,
97	<	"SimSetup Warning. Unrecognized Ensemble -> %s, "
98	<	"reverting to NVE for this simulation.\n",
99	<	ensemble );
100	<	painCave.isFatal = 0;
101	<	simError();
102	<	strcpy( ensemble, "NVE" );
103	<	}
104	<	strcpy( simnfo->ensemble, ensemble );
130	>	// check on the post processing info
131
132	<	strcpy( simnfo->mixingRule, the_globals->getMixingRule() );
107	<	simnfo->usePBC = the_globals->getPBC();
108	<
109	<	int usesDipoles = 0;
110	<	if( !strcmp( force_field, "TraPPE_Ex" ) ){
111	<	the_ff = new TraPPE_ExFF();
112	<	usesDipoles = 1;
113	<	}
114	<	else if( !strcasecmp( force_field, "LJ" ) ) the_ff = new LJ_FF();
115	<	else{
116	<	sprintf( painCave.errMsg,
117	<	"SimSetup Error. Unrecognized force field -> %s\n",
118	<	force_field );
119	<	painCave.isFatal = 1;
120	<	simError();
121	<	}
132	>	finalInfoCheck();
133
134	<	#ifdef IS_MPI
124	<	strcpy( checkPointMsg, "ForceField creation successful" );
125	<	MPIcheckPoint();
126	<	#endif // is_mpi
134	>	// initialize the system coordinates
135
136	<
136	>	if ( !initSuspend ){
137	>	initSystemCoords();
138
139	<	// get the components and calculate the tot_nMol and indvidual n_mol
140	<	the_components = the_globals->getComponents();
141	<	components_nmol = new int[n_components];
133	<	comp_stamps = new MoleculeStamp*[n_components];
139	>	if( !(globals->getUseInitTime()) )
140	>	info[0].currentTime = 0.0;
141	>	}
142
143	<	if( !the_globals->haveNMol() ){
136	<	// we don't have the total number of molecules, so we assume it is
137	<	// given in each component
143	>	// make the output filenames
144
145	<	tot_nmol = 0;
140	<	for( i=0; i<n_components; i++ ){
145	>	makeOutNames();
146
147	<	if( !the_components[i]->haveNMol() ){
143	<	// we have a problem
144	<	sprintf( painCave.errMsg,
145	<	"SimSetup Error. No global NMol or component NMol"
146	<	" given. Cannot calculate the number of atoms.\n" );
147	<	painCave.isFatal = 1;
148	<	simError();
149	<	}
147	>	// make the integrator
148
149	<	tot_nmol += the_components[i]->getNMol();
152	<	components_nmol[i] = the_components[i]->getNMol();
153	<	}
154	<	}
155	<	else{
156	<	sprintf( painCave.errMsg,
157	<	"SimSetup error.\n"
158	<	"\tSorry, the ability to specify total"
159	<	" nMols and then give molfractions in the components\n"
160	<	"\tis not currently supported."
161	<	" Please give nMol in the components.\n" );
162	<	painCave.isFatal = 1;
163	<	simError();
164	<
165	<
166	<	//     tot_nmol = the_globals->getNMol();
167	<
168	<	//   //we have the total number of molecules, now we check for molfractions
169	<	//     for( i=0; i<n_components; i++ ){
170	<
171	<	//       if( !the_components[i]->haveMolFraction() ){
172	<
173	<	//  if( !the_components[i]->haveNMol() ){
174	<	//    //we have a problem
175	<	//    std::cerr << "SimSetup error. Neither molFraction nor "
176	<	//              << " nMol was given in component
177	<
178	<	}
149	>	makeIntegrator();
150
151		#ifdef IS_MPI
152	<	strcpy( checkPointMsg, "Have the number of components" );
153	<	MPIcheckPoint();
183	<	#endif // is_mpi
152	>	mpiSim->mpiRefresh();
153	>	#endif
154
155	<	// make an array of molecule stamps that match the components used.
186	<	// also extract the used stamps out into a separate linked list
155	>	// initialize the Fortran
156
157	<	simnfo->nComponents = n_components;
158	<	simnfo->componentsNmol = components_nmol;
190	<	simnfo->compStamps = comp_stamps;
191	<	simnfo->headStamp = new LinkedMolStamp();
192	<
193	<	char* id;
194	<	LinkedMolStamp* headStamp = simnfo->headStamp;
195	<	LinkedMolStamp* currentStamp = NULL;
196	<	for( i=0; i<n_components; i++ ){
157	>	initFortran();
158	>	}
159
198	–	id = the_components[i]->getType();
199	–	comp_stamps[i] = NULL;
200	–
201	–	// check to make sure the component isn't already in the list
160
161	<	comp_stamps[i] = headStamp->match( id );
162	<	if( comp_stamps[i] == NULL ){
163	<
164	<	// extract the component from the list;
165	<
166	<	currentStamp = the_stamps->extractMolStamp( id );
167	<	if( currentStamp == NULL ){
168	<	sprintf( painCave.errMsg,
169	<	"SimSetup error: Component \"%s\" was not found in the "
170	<	"list of declared molecules\n",
171	<	id );
214	<	painCave.isFatal = 1;
215	<	simError();
216	<	}
217	<
218	<	headStamp->add( currentStamp );
219	<	comp_stamps[i] = headStamp->match( id );
220	<	}
221	<	}
161	>	void SimSetup::makeMolecules(void){
162	>	int k;
163	>	int i, j, exI, exJ, tempEx, stampID, atomOffset, excludeOffset;
164	>	molInit molInfo;
165	>	DirectionalAtom* dAtom;
166	>	LinkedAssign* extras;
167	>	LinkedAssign* current_extra;
168	>	AtomStamp* currentAtom;
169	>	BondStamp* currentBond;
170	>	BendStamp* currentBend;
171	>	TorsionStamp* currentTorsion;
172
173	<	#ifdef IS_MPI
174	<	strcpy( checkPointMsg, "Component stamps successfully extracted\n" );
175	<	MPIcheckPoint();
226	<	#endif // is_mpi
227	<
173	>	bond_pair* theBonds;
174	>	bend_set* theBends;
175	>	torsion_set* theTorsions;
176
177	+	//init the forceField paramters
178
179	+	the_ff->readParams();
180
231	–	// caclulate the number of atoms, bonds, bends and torsions
181
182	<	tot_atoms = 0;
234	<	tot_bonds = 0;
235	<	tot_bends = 0;
236	<	tot_torsions = 0;
237	<	for( i=0; i<n_components; i++ ){
238	<
239	<	tot_atoms +=    components_nmol[i] * comp_stamps[i]->getNAtoms();
240	<	tot_bonds +=    components_nmol[i] * comp_stamps[i]->getNBonds();
241	<	tot_bends +=    components_nmol[i] * comp_stamps[i]->getNBends();
242	<	tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
243	<	}
244	<
245	<	tot_SRI = tot_bonds + tot_bends + tot_torsions;
182	>	// init the atoms
183
184	<	simnfo->n_atoms = tot_atoms;
185	<	simnfo->n_bonds = tot_bonds;
186	<	simnfo->n_bends = tot_bends;
187	<	simnfo->n_torsions = tot_torsions;
251	<	simnfo->n_SRI = tot_SRI;
252	<	simnfo->n_mol = tot_nmol;
184	>	double phi, theta, psi;
185	>	double sux, suy, suz;
186	>	double Axx, Axy, Axz, Ayx, Ayy, Ayz, Azx, Azy, Azz;
187	>	double ux, uy, uz, u, uSqr;
188
189	<
190	<	#ifdef IS_MPI
189	>	for (k = 0; k < nInfo; k++){
190	>	the_ff->setSimInfo(&(info[k]));
191
192	<	// divide the molecules among processors here.
193	<
194	<	mpiSim = new mpiSimulation( simnfo );
195	<
261	<
192	>	atomOffset = 0;
193	>	excludeOffset = 0;
194	>	for (i = 0; i < info[k].n_mol; i++){
195	>	stampID = info[k].molecules[i].getStampID();
196
197	<	globalIndex = mpiSim->divideLabor();
197	>	molInfo.nAtoms = comp_stamps[stampID]->getNAtoms();
198	>	molInfo.nBonds = comp_stamps[stampID]->getNBonds();
199	>	molInfo.nBends = comp_stamps[stampID]->getNBends();
200	>	molInfo.nTorsions = comp_stamps[stampID]->getNTorsions();
201	>	molInfo.nExcludes = molInfo.nBonds + molInfo.nBends + molInfo.nTorsions;
202
203	<	// set up the local variables
204	<
205	<	int localMol, allMol;
206	<	int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
203	>	molInfo.myAtoms = &(info[k].atoms[atomOffset]);
204	>	molInfo.myExcludes = &(info[k].excludes[excludeOffset]);
205	>	molInfo.myBonds = new Bond * [molInfo.nBonds];
206	>	molInfo.myBends = new Bend * [molInfo.nBends];
207	>	molInfo.myTorsions = new Torsion * [molInfo.nTorsions];
208
209	<	int* mol2proc = mpiSim->getMolToProcMap();
210	<	int* molCompType = mpiSim->getMolComponentType();
211	<
273	<	allMol = 0;
274	<	localMol = 0;
275	<	local_atoms = 0;
276	<	local_bonds = 0;
277	<	local_bends = 0;
278	<	local_torsions = 0;
279	<	for( i=0; i<n_components; i++ ){
209	>	theBonds = new bond_pair[molInfo.nBonds];
210	>	theBends = new bend_set[molInfo.nBends];
211	>	theTorsions = new torsion_set[molInfo.nTorsions];
212
213	<	for( j=0; j<components_nmol[i]; j++ ){
282	<
283	<	if( mol2proc[j] == worldRank ){
284	<
285	<	local_atoms +=    comp_stamps[i]->getNAtoms();
286	<	local_bonds +=    comp_stamps[i]->getNBonds();
287	<	local_bends +=    comp_stamps[i]->getNBends();
288	<	local_torsions += comp_stamps[i]->getNTorsions();
289	<	localMol++;
290	<	}
291	<	allMol++;
292	<	}
293	<	}
294	<	local_SRI = local_bonds + local_bends + local_torsions;
295	<
213	>	// make the Atoms
214
215	<	simnfo->n_atoms = mpiSim->getMyNlocal();
216	<
217	<	if( local_atoms != simnfo->n_atoms ){
218	<	sprintf( painCave.errMsg,
219	<	"SimSetup error: mpiSim's localAtom (%d) and SimSetup's"
220	<	" localAtom (%d) are not equal.\n",
221	<	simnfo->n_atoms,
304	<	local_atoms );
305	<	painCave.isFatal = 1;
306	<	simError();
307	<	}
215	>	for (j = 0; j < molInfo.nAtoms; j++){
216	>	currentAtom = comp_stamps[stampID]->getAtom(j);
217	>	if (currentAtom->haveOrientation()){
218	>	dAtom = new DirectionalAtom((j + atomOffset),
219	>	info[k].getConfiguration());
220	>	info[k].n_oriented++;
221	>	molInfo.myAtoms[j] = dAtom;
222
223	<	simnfo->n_bonds = local_bonds;
224	<	simnfo->n_bends = local_bends;
225	<	simnfo->n_torsions = local_torsions;
312	<	simnfo->n_SRI = local_SRI;
313	<	simnfo->n_mol = localMol;
223	>	// Directional Atoms have standard unit vectors which are oriented
224	>	// in space using the three Euler angles.  We assume the standard
225	>	// unit vector was originally along the z axis below.
226
227	<	strcpy( checkPointMsg, "Passed nlocal consistency check." );
228	<	MPIcheckPoint();
229	<
230	<
231	<	#endif // is_mpi
232	<
227	>	phi = currentAtom->getEulerPhi() * M_PI / 180.0;
228	>	theta = currentAtom->getEulerTheta() * M_PI / 180.0;
229	>	psi = currentAtom->getEulerPsi()* M_PI / 180.0;
230	>
231	>	Axx = (cos(phi) * cos(psi)) - (sin(phi) * cos(theta) * sin(psi));
232	>	Axy = (sin(phi) * cos(psi)) + (cos(phi) * cos(theta) * sin(psi));
233	>	Axz = sin(theta) * sin(psi);
234	>
235	>	Ayx = -(cos(phi) * sin(psi)) - (sin(phi) * cos(theta) * cos(psi));
236	>	Ayy = -(sin(phi) * sin(psi)) + (cos(phi) * cos(theta) * cos(psi));
237	>	Ayz = sin(theta) * cos(psi);
238	>
239	>	Azx = sin(phi) * sin(theta);
240	>	Azy = -cos(phi) * sin(theta);
241	>	Azz = cos(theta);
242
243	<	// create the atom and short range interaction arrays
243	>	sux = 0.0;
244	>	suy = 0.0;
245	>	suz = 1.0;
246
247	<	Atom::createArrays(simnfo->n_atoms);
248	<	the_atoms = new Atom*[simnfo->n_atoms];
249	<	the_molecules = new Molecule[simnfo->n_mol];
327	<	int molIndex;
247	>	ux = (Axx * sux) + (Ayx * suy) + (Azx * suz);
248	>	uy = (Axy * sux) + (Ayy * suy) + (Azy * suz);
249	>	uz = (Axz * sux) + (Ayz * suy) + (Azz * suz);
250
251	<	// initialize the molecule's stampID's
251	>	uSqr = (ux * ux) + (uy * uy) + (uz * uz);
252
253	<	#ifdef IS_MPI
254	<
253	>	u = sqrt(uSqr);
254	>	ux = ux / u;
255	>	uy = uy / u;
256	>	uz = uz / u;
257
258	<	molIndex = 0;
259	<	for(i=0; i<mpiSim->getTotNmol(); i++){
260	<
261	<	if(mol2proc[i] == worldRank ){
262	<	the_molecules[molIndex].setStampID( molCompType[i] );
263	<	the_molecules[molIndex].setMyIndex( molIndex );
264	<	molIndex++;
265	<	}
266	<	}
258	>	dAtom->setSUx(ux);
259	>	dAtom->setSUy(uy);
260	>	dAtom->setSUz(uz);
261	>	}
262	>	else{
263	>	molInfo.myAtoms[j] = new GeneralAtom((j + atomOffset),
264	>	info[k].getConfiguration());
265	>	}
266	>	molInfo.myAtoms[j]->setType(currentAtom->getType());
267
268	<	#else // is_mpi
345	<
346	<	molIndex = 0;
347	<	for(i=0; i<n_components; i++){
348	<	for(j=0; j<components_nmol[i]; j++ ){
349	<	the_molecules[molIndex].setStampID( i );
350	<	the_molecules[molIndex].setMyIndex( molIndex );
351	<	molIndex++;
352	<	}
353	<	}
354	<
268	>	#ifdef IS_MPI
269
270	+	molInfo.myAtoms[j]->setGlobalIndex(globalIndex[j + atomOffset]);
271	+
272		#endif // is_mpi
273	+	}
274
275	+	// make the bonds
276	+	for (j = 0; j < molInfo.nBonds; j++){
277	+	currentBond = comp_stamps[stampID]->getBond(j);
278	+	theBonds[j].a = currentBond->getA() + atomOffset;
279	+	theBonds[j].b = currentBond->getB() + atomOffset;
280
281	<	if( simnfo->n_SRI ){
282	<
361	<	Exclude::createArray(simnfo->n_SRI);
362	<	the_excludes = new Exclude*[simnfo->n_SRI];
363	<	for( int ex=0; ex<simnfo->n_SRI; ex++) the_excludes[ex] = new Exclude(ex);
364	<	simnfo->globalExcludes = new int;
365	<	simnfo->n_exclude = simnfo->n_SRI;
366	<	}
367	<	else{
368	<
369	<	Exclude::createArray( 1 );
370	<	the_excludes = new Exclude*;
371	<	the_excludes[0] = new Exclude(0);
372	<	the_excludes[0]->setPair( 0,0 );
373	<	simnfo->globalExcludes = new int;
374	<	simnfo->globalExcludes[0] = 0;
375	<	simnfo->n_exclude = 0;
376	<	}
281	>	exI = theBonds[j].a;
282	>	exJ = theBonds[j].b;
283
284	<	// set the arrays into the SimInfo object
284	>	// exclude_I must always be the smaller of the pair
285	>	if (exI > exJ){
286	>	tempEx = exI;
287	>	exI = exJ;
288	>	exJ = tempEx;
289	>	}
290	>	#ifdef IS_MPI
291	>	tempEx = exI;
292	>	exI = info[k].atoms[tempEx]->getGlobalIndex() + 1;
293	>	tempEx = exJ;
294	>	exJ = info[k].atoms[tempEx]->getGlobalIndex() + 1;
295
296	<	simnfo->atoms = the_atoms;
297	<	simnfo->molecules = the_molecules;
382	<	simnfo->nGlobalExcludes = 0;
383	<	simnfo->excludes = the_excludes;
296	>	info[k].excludes[j + excludeOffset]->setPair(exI, exJ);
297	>	#else  // isn't MPI
298
299	+	info[k].excludes[j + excludeOffset]->setPair((exI + 1), (exJ + 1));
300	+	#endif  //is_mpi
301	+	}
302	+	excludeOffset += molInfo.nBonds;
303
304	<	// get some of the tricky things that may still be in the globals
304	>	//make the bends
305	>	for (j = 0; j < molInfo.nBends; j++){
306	>	currentBend = comp_stamps[stampID]->getBend(j);
307	>	theBends[j].a = currentBend->getA() + atomOffset;
308	>	theBends[j].b = currentBend->getB() + atomOffset;
309	>	theBends[j].c = currentBend->getC() + atomOffset;
310
311	<
312	<	if( the_globals->haveBox() ){
313	<	simnfo->box_x = the_globals->getBox();
391	<	simnfo->box_y = the_globals->getBox();
392	<	simnfo->box_z = the_globals->getBox();
393	<	}
394	<	else if( the_globals->haveDensity() ){
311	>	if (currentBend->haveExtras()){
312	>	extras = currentBend->getExtras();
313	>	current_extra = extras;
314
315	<	double vol;
316	<	vol = (double)tot_nmol / the_globals->getDensity();
317	<	simnfo->box_x = pow( vol, ( 1.0 / 3.0 ) );
318	<	simnfo->box_y = simnfo->box_x;
319	<	simnfo->box_z = simnfo->box_x;
320	<	}
321	<	else{
403	<	if( !the_globals->haveBoxX() ){
404	<	sprintf( painCave.errMsg,
405	<	"SimSetup error, no periodic BoxX size given.\n" );
406	<	painCave.isFatal = 1;
407	<	simError();
408	<	}
409	<	simnfo->box_x = the_globals->getBoxX();
315	>	while (current_extra != NULL){
316	>	if (!strcmp(current_extra->getlhs(), "ghostVectorSource")){
317	>	switch (current_extra->getType()){
318	>	case 0:
319	>	theBends[j].ghost = current_extra->getInt() + atomOffset;
320	>	theBends[j].isGhost = 1;
321	>	break;
322
323	<	if( !the_globals->haveBoxY() ){
324	<	sprintf( painCave.errMsg,
325	<	"SimSetup error, no periodic BoxY size given.\n" );
326	<	painCave.isFatal = 1;
327	<	simError();
416	<	}
417	<	simnfo->box_y = the_globals->getBoxY();
323	>	case 1:
324	>	theBends[j].ghost = (int) current_extra->getDouble() +
325	>	atomOffset;
326	>	theBends[j].isGhost = 1;
327	>	break;
328
329	<	if( !the_globals->haveBoxZ() ){
330	<	sprintf( painCave.errMsg,
331	<	"SimSetup error, no periodic BoxZ size given.\n" );
332	<	painCave.isFatal = 1;
333	<	simError();
334	<	}
335	<	simnfo->box_z = the_globals->getBoxZ();
336	<	}
329	>	default:
330	>	sprintf(painCave.errMsg,
331	>	"SimSetup Error: ghostVectorSource was neither a "
332	>	"double nor an int.\n"
333	>	"-->Bend[%d] in %s\n",
334	>	j, comp_stamps[stampID]->getID());
335	>	painCave.isFatal = 1;
336	>	simError();
337	>	}
338	>	}
339	>	else{
340	>	sprintf(painCave.errMsg,
341	>	"SimSetup Error: unhandled bend assignment:\n"
342	>	"    -->%s in Bend[%d] in %s\n",
343	>	current_extra->getlhs(), j, comp_stamps[stampID]->getID());
344	>	painCave.isFatal = 1;
345	>	simError();
346	>	}
347
348	<	#ifdef IS_MPI
349	<	strcpy( checkPointMsg, "Box size set up" );
350	<	MPIcheckPoint();
431	<	#endif // is_mpi
348	>	current_extra = current_extra->getNext();
349	>	}
350	>	}
351
352	+	if (!theBends[j].isGhost){
353	+	exI = theBends[j].a;
354	+	exJ = theBends[j].c;
355	+	}
356	+	else{
357	+	exI = theBends[j].a;
358	+	exJ = theBends[j].b;
359	+	}
360
361	<	// initialize the arrays
361	>	// exclude_I must always be the smaller of the pair
362	>	if (exI > exJ){
363	>	tempEx = exI;
364	>	exI = exJ;
365	>	exJ = tempEx;
366	>	}
367	>	#ifdef IS_MPI
368	>	tempEx = exI;
369	>	exI = info[k].atoms[tempEx]->getGlobalIndex() + 1;
370	>	tempEx = exJ;
371	>	exJ = info[k].atoms[tempEx]->getGlobalIndex() + 1;
372
373	<	the_ff->setSimInfo( simnfo );
373	>	info[k].excludes[j + excludeOffset]->setPair(exI, exJ);
374	>	#else  // isn't MPI
375	>	info[k].excludes[j + excludeOffset]->setPair((exI + 1), (exJ + 1));
376	>	#endif  //is_mpi
377	>	}
378	>	excludeOffset += molInfo.nBends;
379
380	<	makeMolecules();
381	<	simnfo->identArray = new int[simnfo->n_atoms];
382	<	for(i=0; i<simnfo->n_atoms; i++){
383	<	simnfo->identArray[i] = the_atoms[i]->getIdent();
384	<	}
385	<
444	<	if (the_globals->getUseRF() ) {
445	<	simnfo->useReactionField = 1;
446	<
447	<	if( !the_globals->haveECR() ){
448	<	sprintf( painCave.errMsg,
449	<	"SimSetup Warning: using default value of 1/2 the smallest "
450	<	"box length for the electrostaticCutoffRadius.\n"
451	<	"I hope you have a very fast processor!\n");
452	<	painCave.isFatal = 0;
453	<	simError();
454	<	double smallest;
455	<	smallest = simnfo->box_x;
456	<	if (simnfo->box_y <= smallest) smallest = simnfo->box_y;
457	<	if (simnfo->box_z <= smallest) smallest = simnfo->box_z;
458	<	simnfo->ecr = 0.5 * smallest;
459	<	} else {
460	<	simnfo->ecr        = the_globals->getECR();
461	<	}
380	>	for (j = 0; j < molInfo.nTorsions; j++){
381	>	currentTorsion = comp_stamps[stampID]->getTorsion(j);
382	>	theTorsions[j].a = currentTorsion->getA() + atomOffset;
383	>	theTorsions[j].b = currentTorsion->getB() + atomOffset;
384	>	theTorsions[j].c = currentTorsion->getC() + atomOffset;
385	>	theTorsions[j].d = currentTorsion->getD() + atomOffset;
386
387	<	if( !the_globals->haveEST() ){
388	<	sprintf( painCave.errMsg,
465	<	"SimSetup Warning: using default value of 0.05 * the "
466	<	"electrostaticCutoffRadius for the electrostaticSkinThickness\n"
467	<	);
468	<	painCave.isFatal = 0;
469	<	simError();
470	<	simnfo->est = 0.05 * simnfo->ecr;
471	<	} else {
472	<	simnfo->est        = the_globals->getEST();
473	<	}
474	<
475	<	if(!the_globals->haveDielectric() ){
476	<	sprintf( painCave.errMsg,
477	<	"SimSetup Error: You are trying to use Reaction Field without"
478	<	"setting a dielectric constant!\n"
479	<	);
480	<	painCave.isFatal = 1;
481	<	simError();
482	<	}
483	<	simnfo->dielectric = the_globals->getDielectric();
484	<	} else {
485	<	if (usesDipoles) {
486	<
487	<	if( !the_globals->haveECR() ){
488	<	sprintf( painCave.errMsg,
489	<	"SimSetup Warning: using default value of 1/2 the smallest "
490	<	"box length for the electrostaticCutoffRadius.\n"
491	<	"I hope you have a very fast processor!\n");
492	<	painCave.isFatal = 0;
493	<	simError();
494	<	double smallest;
495	<	smallest = simnfo->box_x;
496	<	if (simnfo->box_y <= smallest) smallest = simnfo->box_y;
497	<	if (simnfo->box_z <= smallest) smallest = simnfo->box_z;
498	<	simnfo->ecr = 0.5 * smallest;
499	<	} else {
500	<	simnfo->ecr        = the_globals->getECR();
501	<	}
502	<
503	<	if( !the_globals->haveEST() ){
504	<	sprintf( painCave.errMsg,
505	<	"SimSetup Warning: using default value of 5%% of the "
506	<	"electrostaticCutoffRadius for the "
507	<	"electrostaticSkinThickness\n"
508	<	);
509	<	painCave.isFatal = 0;
510	<	simError();
511	<	simnfo->est = 0.05 * simnfo->ecr;
512	<	} else {
513	<	simnfo->est        = the_globals->getEST();
514	<	}
515	<	}
516	<	}
387	>	exI = theTorsions[j].a;
388	>	exJ = theTorsions[j].d;
389
390	+	// exclude_I must always be the smaller of the pair
391	+	if (exI > exJ){
392	+	tempEx = exI;
393	+	exI = exJ;
394	+	exJ = tempEx;
395	+	}
396		#ifdef IS_MPI
397	<	strcpy( checkPointMsg, "electrostatic parameters check out" );
398	<	MPIcheckPoint();
399	<	#endif // is_mpi
397	>	tempEx = exI;
398	>	exI = info[k].atoms[tempEx]->getGlobalIndex() + 1;
399	>	tempEx = exJ;
400	>	exJ = info[k].atoms[tempEx]->getGlobalIndex() + 1;
401
402	<	if( the_globals->haveInitialConfig() ){
403	<
404	<	InitializeFromFile* fileInit;
405	<	#ifdef IS_MPI // is_mpi
406	<	if( worldRank == 0 ){
407	<	#endif //is_mpi
529	<	fileInit = new InitializeFromFile( the_globals->getInitialConfig() );
530	<	#ifdef IS_MPI
531	<	}else fileInit = new InitializeFromFile( NULL );
532	<	#endif
533	<	fileInit->read_xyz( simnfo ); // default velocities on
402	>	info[k].excludes[j + excludeOffset]->setPair(exI, exJ);
403	>	#else  // isn't MPI
404	>	info[k].excludes[j + excludeOffset]->setPair((exI + 1), (exJ + 1));
405	>	#endif  //is_mpi
406	>	}
407	>	excludeOffset += molInfo.nTorsions;
408
535	–	delete fileInit;
536	–	}
537	–	else{
409
410	<	#ifdef IS_MPI
410	>	// send the arrays off to the forceField for init.
411
412	<	// no init from bass
413	<
414	<	sprintf( painCave.errMsg,
415	<	"Cannot intialize a parallel simulation without an initial configuration file.\n" );
416	<	painCave.isFatal;
546	<	simError();
547	<
548	<	#else
412	>	the_ff->initializeAtoms(molInfo.nAtoms, molInfo.myAtoms);
413	>	the_ff->initializeBonds(molInfo.nBonds, molInfo.myBonds, theBonds);
414	>	the_ff->initializeBends(molInfo.nBends, molInfo.myBends, theBends);
415	>	the_ff->initializeTorsions(molInfo.nTorsions, molInfo.myTorsions,
416	>	theTorsions);
417
550	–	initFromBass();
418
419	+	info[k].molecules[i].initialize(molInfo);
420
553	–	#endif
554	–	}
421
422	+	atomOffset += molInfo.nAtoms;
423	+	delete[] theBonds;
424	+	delete[] theBends;
425	+	delete[] theTorsions;
426	+	}
427	+	}
428	+
429		#ifdef IS_MPI
430	<	strcpy( checkPointMsg, "Successfully read in the initial configuration" );
430	>	sprintf(checkPointMsg, "all molecules initialized succesfully");
431		MPIcheckPoint();
432		#endif // is_mpi
433
434	+	// clean up the forcefield
435
436	<
437	<
438	<
436	>	the_ff->calcRcut();
437	>	the_ff->cleanMe();
438	>	}
439
440	<
441	<	#ifdef IS_MPI
442	<	if( worldRank == 0 ){
443	<	#endif // is_mpi
444	<
445	<	if( the_globals->haveFinalConfig() ){
446	<	strcpy( simnfo->finalName, the_globals->getFinalConfig() );
447	<	}
448	<	else{
449	<	strcpy( simnfo->finalName, inFileName );
450	<	char* endTest;
451	<	int nameLength = strlen( simnfo->finalName );
452	<	endTest = &(simnfo->finalName[nameLength - 5]);
453	<	if( !strcmp( endTest, ".bass" ) ){
454	<	strcpy( endTest, ".eor" );
455	<	}
456	<	else if( !strcmp( endTest, ".BASS" ) ){
457	<	strcpy( endTest, ".eor" );
458	<	}
459	<	else{
460	<	endTest = &(simnfo->finalName[nameLength - 4]);
461	<	if( !strcmp( endTest, ".bss" ) ){
462	<	strcpy( endTest, ".eor" );
463	<	}
464	<	else if( !strcmp( endTest, ".mdl" ) ){
465	<	strcpy( endTest, ".eor" );
466	<	}
467	<	else{
468	<	strcat( simnfo->finalName, ".eor" );
469	<	}
470	<	}
440	>	void SimSetup::initFromBass(void){
441	>	int i, j, k;
442	>	int n_cells;
443	>	double cellx, celly, cellz;
444	>	double temp1, temp2, temp3;
445	>	int n_per_extra;
446	>	int n_extra;
447	>	int have_extra, done;
448	>
449	>	double vel[3];
450	>	vel[0] = 0.0;
451	>	vel[1] = 0.0;
452	>	vel[2] = 0.0;
453	>
454	>	temp1 = (double) tot_nmol / 4.0;
455	>	temp2 = pow(temp1, (1.0 / 3.0));
456	>	temp3 = ceil(temp2);
457	>
458	>	have_extra = 0;
459	>	if (temp2 < temp3){
460	>	// we have a non-complete lattice
461	>	have_extra = 1;
462	>
463	>	n_cells = (int) temp3 - 1;
464	>	cellx = info[0].boxL[0] / temp3;
465	>	celly = info[0].boxL[1] / temp3;
466	>	cellz = info[0].boxL[2] / temp3;
467	>	n_extra = tot_nmol - (4 * n_cells * n_cells * n_cells);
468	>	temp1 = ((double) n_extra) / (pow(temp3, 3.0) - pow(n_cells, 3.0));
469	>	n_per_extra = (int) ceil(temp1);
470	>
471	>	if (n_per_extra > 4){
472	>	sprintf(painCave.errMsg,
473	>	"SimSetup error. There has been an error in constructing"
474	>	" the non-complete lattice.\n");
475	>	painCave.isFatal = 1;
476	>	simError();
477		}
598	–
599	–	// make the sample and status out names
600	–
601	–	strcpy( simnfo->sampleName, inFileName );
602	–	char* endTest;
603	–	int nameLength = strlen( simnfo->sampleName );
604	–	endTest = &(simnfo->sampleName[nameLength - 5]);
605	–	if( !strcmp( endTest, ".bass" ) ){
606	–	strcpy( endTest, ".dump" );
607	–	}
608	–	else if( !strcmp( endTest, ".BASS" ) ){
609	–	strcpy( endTest, ".dump" );
610	–	}
611	–	else{
612	–	endTest = &(simnfo->sampleName[nameLength - 4]);
613	–	if( !strcmp( endTest, ".bss" ) ){
614	–	strcpy( endTest, ".dump" );
615	–	}
616	–	else if( !strcmp( endTest, ".mdl" ) ){
617	–	strcpy( endTest, ".dump" );
618	–	}
619	–	else{
620	–	strcat( simnfo->sampleName, ".dump" );
621	–	}
622	–	}
623	–
624	–	strcpy( simnfo->statusName, inFileName );
625	–	nameLength = strlen( simnfo->statusName );
626	–	endTest = &(simnfo->statusName[nameLength - 5]);
627	–	if( !strcmp( endTest, ".bass" ) ){
628	–	strcpy( endTest, ".stat" );
629	–	}
630	–	else if( !strcmp( endTest, ".BASS" ) ){
631	–	strcpy( endTest, ".stat" );
632	–	}
633	–	else{
634	–	endTest = &(simnfo->statusName[nameLength - 4]);
635	–	if( !strcmp( endTest, ".bss" ) ){
636	–	strcpy( endTest, ".stat" );
637	–	}
638	–	else if( !strcmp( endTest, ".mdl" ) ){
639	–	strcpy( endTest, ".stat" );
640	–	}
641	–	else{
642	–	strcat( simnfo->statusName, ".stat" );
643	–	}
644	–	}
645	–
646	–	#ifdef IS_MPI
478		}
648	–	#endif // is_mpi
649	–
650	–	// set the status, sample, and themal kick times
651	–
652	–	if( the_globals->haveSampleTime() ){
653	–	simnfo->sampleTime = the_globals->getSampleTime();
654	–	simnfo->statusTime = simnfo->sampleTime;
655	–	simnfo->thermalTime = simnfo->sampleTime;
656	–	}
479		else{
480	<	simnfo->sampleTime = the_globals->getRunTime();
481	<	simnfo->statusTime = simnfo->sampleTime;
482	<	simnfo->thermalTime = simnfo->sampleTime;
480	>	n_cells = (int) temp3;
481	>	cellx = info[0].boxL[0] / temp3;
482	>	celly = info[0].boxL[1] / temp3;
483	>	cellz = info[0].boxL[2] / temp3;
484		}
485
486	<	if( the_globals->haveStatusTime() ){
487	<	simnfo->statusTime = the_globals->getStatusTime();
488	<	}
486	>	current_mol = 0;
487	>	current_comp_mol = 0;
488	>	current_comp = 0;
489	>	current_atom_ndx = 0;
490
491	<	if( the_globals->haveThermalTime() ){
492	<	simnfo->thermalTime = the_globals->getThermalTime();
493	<	}
491	>	for (i = 0; i < n_cells ; i++){
492	>	for (j = 0; j < n_cells; j++){
493	>	for (k = 0; k < n_cells; k++){
494	>	makeElement(i * cellx, j * celly, k * cellz);
495
496	<	// check for the temperature set flag
496	>	makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly, k * cellz);
497
498	<	if( the_globals->haveTempSet() ) simnfo->setTemp = the_globals->getTempSet();
498	>	makeElement(i * cellx, j * celly + 0.5 * celly, k * cellz + 0.5 * cellz);
499
500	+	makeElement(i * cellx + 0.5 * cellx, j * celly, k * cellz + 0.5 * cellz);
501	+	}
502	+	}
503	+	}
504
505	<	//   // make the longe range forces and the integrator
505	>	if (have_extra){
506	>	done = 0;
507
508	<	//   new AllLong( simnfo );
508	>	int start_ndx;
509	>	for (i = 0; i < (n_cells + 1) && !done; i++){
510	>	for (j = 0; j < (n_cells + 1) && !done; j++){
511	>	if (i < n_cells){
512	>	if (j < n_cells){
513	>	start_ndx = n_cells;
514	>	}
515	>	else
516	>	start_ndx = 0;
517	>	}
518	>	else
519	>	start_ndx = 0;
520
521	+	for (k = start_ndx; k < (n_cells + 1) && !done; k++){
522	+	makeElement(i * cellx, j * celly, k * cellz);
523	+	done = (current_mol >= tot_nmol);
524
525	<	if( !strcmp( force_field, "TraPPE_Ex" ) ){
526	<	new Symplectic(simnfo, the_ff, the_extendedsystem);
527	<	std::cerr << "called new Symplecic\n";
528	<	fprintf( stderr, "called new Symplectic. stderr\n" );
529	<	}
686	<	else if( !strcmp( force_field, "LJ" ) ){
687	<	new Verlet( *simnfo, the_ff, the_extendedsystem );
688	<	std::cerr << "called new Verlet\n";
689	<	fprintf( stderr, "called new Verlet. stderr\n" );
690	<	}
691	<	else {
692	<	std::cerr << "I'm a bug.\n";
693	<	fprintf( stderr, "Ima bug. stderr %s\n", force_field);
694	<	}
695	<	#ifdef IS_MPI
696	<	mpiSim->mpiRefresh();
697	<	#endif
525	>	if (!done && n_per_extra > 1){
526	>	makeElement(i * cellx + 0.5 * cellx, j * celly + 0.5 * celly,
527	>	k * cellz);
528	>	done = (current_mol >= tot_nmol);
529	>	}
530
531	<	// initialize the Fortran
531	>	if (!done && n_per_extra > 2){
532	>	makeElement(i * cellx, j * celly + 0.5 * celly,
533	>	k * cellz + 0.5 * cellz);
534	>	done = (current_mol >= tot_nmol);
535	>	}
536
537	+	if (!done && n_per_extra > 3){
538	+	makeElement(i * cellx + 0.5 * cellx, j * celly,
539	+	k * cellz + 0.5 * cellz);
540	+	done = (current_mol >= tot_nmol);
541	+	}
542	+	}
543	+	}
544	+	}
545	+	}
546
547	<	simnfo->refreshSim();
548	<
704	<	if( !strcmp( simnfo->mixingRule, "standard") ){
705	<	the_ff->initForceField( LB_MIXING_RULE );
547	>	for (i = 0; i < info[0].n_atoms; i++){
548	>	info[0].atoms[i]->setVel(vel);
549		}
550	<	else if( !strcmp( simnfo->mixingRule, "explicit") ){
708	<	the_ff->initForceField( EXPLICIT_MIXING_RULE );
709	<	}
710	<	else{
711	<	sprintf( painCave.errMsg,
712	<	"SimSetup Error: unknown mixing rule -> \"%s\"\n",
713	<	simnfo->mixingRule );
714	<	painCave.isFatal = 1;
715	<	simError();
716	<	}
550	>	}
551
552	+	void SimSetup::makeElement(double x, double y, double z){
553	+	int k;
554	+	AtomStamp* current_atom;
555	+	DirectionalAtom* dAtom;
556	+	double rotMat[3][3];
557	+	double pos[3];
558
559	<	#ifdef IS_MPI
560	<	strcpy( checkPointMsg,
561	<	"Successfully intialized the mixingRule for Fortran." );
562	<	MPIcheckPoint();
563	<	#endif // is_mpi
564	<	}
559	>	for (k = 0; k < comp_stamps[current_comp]->getNAtoms(); k++){
560	>	current_atom = comp_stamps[current_comp]->getAtom(k);
561	>	if (!current_atom->havePosition()){
562	>	sprintf(painCave.errMsg,
563	>	"SimSetup:initFromBass error.\n"
564	>	"\tComponent %s, atom %s does not have a position specified.\n"
565	>	"\tThe initialization routine is unable to give a start"
566	>	" position.\n",
567	>	comp_stamps[current_comp]->getID(), current_atom->getType());
568	>	painCave.isFatal = 1;
569	>	simError();
570	>	}
571
572	+	pos[0] = x + current_atom->getPosX();
573	+	pos[1] = y + current_atom->getPosY();
574	+	pos[2] = z + current_atom->getPosZ();
575
576	<	void SimSetup::makeMolecules( void ){
576	>	info[0].atoms[current_atom_ndx]->setPos(pos);
577
578	<	int i, j, exI, exJ, tempEx, stampID, atomOffset, excludeOffset;
579	<	molInit info;
731	<	DirectionalAtom* dAtom;
732	<	LinkedAssign* extras;
733	<	LinkedAssign* current_extra;
734	<	AtomStamp* currentAtom;
735	<	BondStamp* currentBond;
736	<	BendStamp* currentBend;
737	<	TorsionStamp* currentTorsion;
578	>	if (info[0].atoms[current_atom_ndx]->isDirectional()){
579	>	dAtom = (DirectionalAtom *) info[0].atoms[current_atom_ndx];
580
581	<	bond_pair* theBonds;
582	<	bend_set* theBends;
583	<	torsion_set* theTorsions;
581	>	rotMat[0][0] = 1.0;
582	>	rotMat[0][1] = 0.0;
583	>	rotMat[0][2] = 0.0;
584
585	<
586	<	//init the forceField paramters
585	>	rotMat[1][0] = 0.0;
586	>	rotMat[1][1] = 1.0;
587	>	rotMat[1][2] = 0.0;
588
589	<	the_ff->readParams();
589	>	rotMat[2][0] = 0.0;
590	>	rotMat[2][1] = 0.0;
591	>	rotMat[2][2] = 1.0;
592
593	<
594	<	// init the atoms
593	>	dAtom->setA(rotMat);
594	>	}
595
596	<	double ux, uy, uz, u, uSqr;
597	<
753	<	atomOffset = 0;
754	<	excludeOffset = 0;
755	<	for(i=0; i<simnfo->n_mol; i++){
756	<
757	<	stampID = the_molecules[i].getStampID();
596	>	current_atom_ndx++;
597	>	}
598
599	<	info.nAtoms    = comp_stamps[stampID]->getNAtoms();
600	<	info.nBonds    = comp_stamps[stampID]->getNBonds();
761	<	info.nBends    = comp_stamps[stampID]->getNBends();
762	<	info.nTorsions = comp_stamps[stampID]->getNTorsions();
763	<	info.nExcludes = info.nBonds + info.nBends + info.nTorsions;
599	>	current_mol++;
600	>	current_comp_mol++;
601
602	<	info.myAtoms = &the_atoms[atomOffset];
603	<	info.myExcludes = &the_excludes[excludeOffset];
604	<	info.myBonds = new Bond*[info.nBonds];
605	<	info.myBends = new Bend*[info.nBends];
606	<	info.myTorsions = new Torsion*[info.nTorsions];
602	>	if (current_comp_mol >= components_nmol[current_comp]){
603	>	current_comp_mol = 0;
604	>	current_comp++;
605	>	}
606	>	}
607
771	–	theBonds = new bond_pair[info.nBonds];
772	–	theBends = new bend_set[info.nBends];
773	–	theTorsions = new torsion_set[info.nTorsions];
774	–
775	–	// make the Atoms
776	–
777	–	for(j=0; j<info.nAtoms; j++){
778	–
779	–	currentAtom = comp_stamps[stampID]->getAtom( j );
780	–	if( currentAtom->haveOrientation() ){
781	–
782	–	dAtom = new DirectionalAtom(j + atomOffset);
783	–	simnfo->n_oriented++;
784	–	info.myAtoms[j] = dAtom;
785	–
786	–	ux = currentAtom->getOrntX();
787	–	uy = currentAtom->getOrntY();
788	–	uz = currentAtom->getOrntZ();
789	–
790	–	uSqr = (ux * ux) + (uy * uy) + (uz * uz);
791	–
792	–	u = sqrt( uSqr );
793	–	ux = ux / u;
794	–	uy = uy / u;
795	–	uz = uz / u;
796	–
797	–	dAtom->setSUx( ux );
798	–	dAtom->setSUy( uy );
799	–	dAtom->setSUz( uz );
800	–	}
801	–	else{
802	–	info.myAtoms[j] = new GeneralAtom(j + atomOffset);
803	–	}
804	–	info.myAtoms[j]->setType( currentAtom->getType() );
805	–
806	–	#ifdef IS_MPI
807	–
808	–	info.myAtoms[j]->setGlobalIndex( globalIndex[j+atomOffset] );
809	–
810	–	#endif // is_mpi
811	–	}
812	–
813	–	// make the bonds
814	–	for(j=0; j<info.nBonds; j++){
815	–
816	–	currentBond = comp_stamps[stampID]->getBond( j );
817	–	theBonds[j].a = currentBond->getA() + atomOffset;
818	–	theBonds[j].b = currentBond->getB() + atomOffset;
608
609	<	exI = theBonds[j].a;
610	<	exJ = theBonds[j].b;
609	>	void SimSetup::gatherInfo(void){
610	>	int i;
611
612	<	// exclude_I must always be the smaller of the pair
613	<	if( exI > exJ ){
825	<	tempEx = exI;
826	<	exI = exJ;
827	<	exJ = tempEx;
828	<	}
829	<	#ifdef IS_MPI
830	<	tempEx = exI;
831	<	exI = the_atoms[tempEx]->getGlobalIndex() + 1;
832	<	tempEx = exJ;
833	<	exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
834	<
835	<	the_excludes[j+excludeOffset]->setPair( exI, exJ );
836	<	#else  // isn't MPI
612	>	ensembleCase = -1;
613	>	ffCase = -1;
614
615	<	the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
839	<	#endif  //is_mpi
840	<	}
841	<	excludeOffset += info.nBonds;
615	>	// set the easy ones first
616
617	<	//make the bends
618	<	for(j=0; j<info.nBends; j++){
619	<
620	<	currentBend = comp_stamps[stampID]->getBend( j );
621	<	theBends[j].a = currentBend->getA() + atomOffset;
622	<	theBends[j].b = currentBend->getB() + atomOffset;
849	<	theBends[j].c = currentBend->getC() + atomOffset;
850	<
851	<	if( currentBend->haveExtras() ){
852	<
853	<	extras = currentBend->getExtras();
854	<	current_extra = extras;
855	<
856	<	while( current_extra != NULL ){
857	<	if( !strcmp( current_extra->getlhs(), "ghostVectorSource" )){
858	<
859	<	switch( current_extra->getType() ){
860	<
861	<	case 0:
862	<	theBends[j].ghost =
863	<	current_extra->getInt() + atomOffset;
864	<	theBends[j].isGhost = 1;
865	<	break;
866	<
867	<	case 1:
868	<	theBends[j].ghost =
869	<	(int)current_extra->getDouble() + atomOffset;
870	<	theBends[j].isGhost = 1;
871	<	break;
872	<
873	<	default:
874	<	sprintf( painCave.errMsg,
875	<	"SimSetup Error: ghostVectorSource was neither a "
876	<	"double nor an int.\n"
877	<	"-->Bend[%d] in %s\n",
878	<	j, comp_stamps[stampID]->getID() );
879	<	painCave.isFatal = 1;
880	<	simError();
881	<	}
882	<	}
883	<
884	<	else{
885	<
886	<	sprintf( painCave.errMsg,
887	<	"SimSetup Error: unhandled bend assignment:\n"
888	<	"    -->%s in Bend[%d] in %s\n",
889	<	current_extra->getlhs(),
890	<	j, comp_stamps[stampID]->getID() );
891	<	painCave.isFatal = 1;
892	<	simError();
893	<	}
894	<
895	<	current_extra = current_extra->getNext();
896	<	}
897	<	}
898	<
899	<	if( !theBends[j].isGhost ){
900	<
901	<	exI = theBends[j].a;
902	<	exJ = theBends[j].c;
903	<	}
904	<	else{
905	<
906	<	exI = theBends[j].a;
907	<	exJ = theBends[j].b;
908	<	}
909	<
910	<	// exclude_I must always be the smaller of the pair
911	<	if( exI > exJ ){
912	<	tempEx = exI;
913	<	exI = exJ;
914	<	exJ = tempEx;
915	<	}
916	<	#ifdef IS_MPI
917	<	tempEx = exI;
918	<	exI = the_atoms[tempEx]->getGlobalIndex() + 1;
919	<	tempEx = exJ;
920	<	exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
921	<
922	<	the_excludes[j+excludeOffset]->setPair( exI, exJ );
923	<	#else  // isn't MPI
924	<	the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
925	<	#endif  //is_mpi
926	<	}
927	<	excludeOffset += info.nBends;
617	>	for (i = 0; i < nInfo; i++){
618	>	info[i].target_temp = globals->getTargetTemp();
619	>	info[i].dt = globals->getDt();
620	>	info[i].run_time = globals->getRunTime();
621	>	}
622	>	n_components = globals->getNComponents();
623
929	–	for(j=0; j<info.nTorsions; j++){
930	–
931	–	currentTorsion = comp_stamps[stampID]->getTorsion( j );
932	–	theTorsions[j].a = currentTorsion->getA() + atomOffset;
933	–	theTorsions[j].b = currentTorsion->getB() + atomOffset;
934	–	theTorsions[j].c = currentTorsion->getC() + atomOffset;
935	–	theTorsions[j].d = currentTorsion->getD() + atomOffset;
936	–
937	–	exI = theTorsions[j].a;
938	–	exJ = theTorsions[j].d;
624
625	<	// exclude_I must always be the smaller of the pair
941	<	if( exI > exJ ){
942	<	tempEx = exI;
943	<	exI = exJ;
944	<	exJ = tempEx;
945	<	}
946	<	#ifdef IS_MPI
947	<	tempEx = exI;
948	<	exI = the_atoms[tempEx]->getGlobalIndex() + 1;
949	<	tempEx = exJ;
950	<	exJ = the_atoms[tempEx]->getGlobalIndex() + 1;
951	<
952	<	the_excludes[j+excludeOffset]->setPair( exI, exJ );
953	<	#else  // isn't MPI
954	<	the_excludes[j+excludeOffset]->setPair( (exI+1), (exJ+1) );
955	<	#endif  //is_mpi
956	<	}
957	<	excludeOffset += info.nTorsions;
625	>	// get the forceField
626
627	<
960	<	// send the arrays off to the forceField for init.
627	>	strcpy(force_field, globals->getForceField());
628
629	<	the_ff->initializeAtoms( info.nAtoms, info.myAtoms );
630	<	the_ff->initializeBonds( info.nBonds, info.myBonds, theBonds );
631	<	the_ff->initializeBends( info.nBends, info.myBends, theBends );
632	<	the_ff->initializeTorsions( info.nTorsions, info.myTorsions, theTorsions );
629	>	if (!strcasecmp(force_field, "DUFF")){
630	>	ffCase = FF_DUFF;
631	>	}
632	>	else if (!strcasecmp(force_field, "LJ")){
633	>	ffCase = FF_LJ;
634	>	}
635	>	else if (!strcasecmp(force_field, "EAM")){
636	>	ffCase = FF_EAM;
637	>	}
638	>	else{
639	>	sprintf(painCave.errMsg, "SimSetup Error. Unrecognized force field -> %s\n",
640	>	force_field);
641	>	painCave.isFatal = 1;
642	>	simError();
643	>	}
644
645	+	// get the ensemble
646
647	<	the_molecules[i].initialize( info );
647	>	strcpy(ensemble, globals->getEnsemble());
648
649	<
650	<	atomOffset += info.nAtoms;
972	<	delete[] theBonds;
973	<	delete[] theBends;
974	<	delete[] theTorsions;
649	>	if (!strcasecmp(ensemble, "NVE")){
650	>	ensembleCase = NVE_ENS;
651		}
652	+	else if (!strcasecmp(ensemble, "NVT")){
653	+	ensembleCase = NVT_ENS;
654	+	}
655	+	else if (!strcasecmp(ensemble, "NPTi") || !strcasecmp(ensemble, "NPT")){
656	+	ensembleCase = NPTi_ENS;
657	+	}
658	+	else if (!strcasecmp(ensemble, "NPTf")){
659	+	ensembleCase = NPTf_ENS;
660	+	}
661	+	else if (!strcasecmp(ensemble, "NPTxyz")){
662	+	ensembleCase = NPTxyz_ENS;
663	+	}
664	+	else{
665	+	sprintf(painCave.errMsg,
666	+	"SimSetup Warning. Unrecognized Ensemble -> %s \n"
667	+	"\treverting to NVE for this simulation.\n",
668	+	ensemble);
669	+	painCave.isFatal = 0;
670	+	simError();
671	+	strcpy(ensemble, "NVE");
672	+	ensembleCase = NVE_ENS;
673	+	}
674
675	<	#ifdef IS_MPI
676	<	sprintf( checkPointMsg, "all molecules initialized succesfully" );
979	<	MPIcheckPoint();
980	<	#endif // is_mpi
675	>	for (i = 0; i < nInfo; i++){
676	>	strcpy(info[i].ensemble, ensemble);
677
678	<	// clean up the forcefield
983	<	the_ff->calcRcut();
984	<	the_ff->cleanMe();
678	>	// get the mixing rule
679
680	<	}
680	>	strcpy(info[i].mixingRule, globals->getMixingRule());
681	>	info[i].usePBC = globals->getPBC();
682	>	}
683
684	<	void SimSetup::initFromBass( void ){
684	>	// get the components and calculate the tot_nMol and indvidual n_mol
685
686	<	int i, j, k;
687	<	int n_cells;
992	<	double cellx, celly, cellz;
993	<	double temp1, temp2, temp3;
994	<	int n_per_extra;
995	<	int n_extra;
996	<	int have_extra, done;
686	>	the_components = globals->getComponents();
687	>	components_nmol = new int[n_components];
688
998	–	temp1 = (double)tot_nmol / 4.0;
999	–	temp2 = pow( temp1, ( 1.0 / 3.0 ) );
1000	–	temp3 = ceil( temp2 );
689
690	<	have_extra =0;
691	<	if( temp2 < temp3 ){ // we have a non-complete lattice
692	<	have_extra =1;
690	>	if (!globals->haveNMol()){
691	>	// we don't have the total number of molecules, so we assume it is
692	>	// given in each component
693
694	<	n_cells = (int)temp3 - 1;
695	<	cellx = simnfo->box_x / temp3;
696	<	celly = simnfo->box_y / temp3;
697	<	cellz = simnfo->box_z / temp3;
698	<	n_extra = tot_nmol - ( 4 * n_cells * n_cells * n_cells );
699	<	temp1 = ((double)n_extra) / ( pow( temp3, 3.0 ) - pow( n_cells, 3.0 ) );
700	<	n_per_extra = (int)ceil( temp1 );
694	>	tot_nmol = 0;
695	>	for (i = 0; i < n_components; i++){
696	>	if (!the_components[i]->haveNMol()){
697	>	// we have a problem
698	>	sprintf(painCave.errMsg,
699	>	"SimSetup Error. No global NMol or component NMol given.\n"
700	>	"\tCannot calculate the number of atoms.\n");
701	>	painCave.isFatal = 1;
702	>	simError();
703	>	}
704
705	<	if( n_per_extra > 4){
706	<	sprintf( painCave.errMsg,
1016	<	"SimSetup error. There has been an error in constructing"
1017	<	" the non-complete lattice.\n" );
1018	<	painCave.isFatal = 1;
1019	<	simError();
705	>	tot_nmol += the_components[i]->getNMol();
706	>	components_nmol[i] = the_components[i]->getNMol();
707		}
708		}
709		else{
710	<	n_cells = (int)temp3;
711	<	cellx = simnfo->box_x / temp3;
712	<	celly = simnfo->box_y / temp3;
713	<	cellz = simnfo->box_z / temp3;
710	>	sprintf(painCave.errMsg,
711	>	"SimSetup error.\n"
712	>	"\tSorry, the ability to specify total"
713	>	" nMols and then give molfractions in the components\n"
714	>	"\tis not currently supported."
715	>	" Please give nMol in the components.\n");
716	>	painCave.isFatal = 1;
717	>	simError();
718		}
719
720	<	current_mol = 0;
721	<	current_comp_mol = 0;
722	<	current_comp = 0;
723	<	current_atom_ndx = 0;
724	<
725	<	for( i=0; i < n_cells ; i++ ){
726	<	for( j=0; j < n_cells; j++ ){
727	<	for( k=0; k < n_cells; k++ ){
720	>	//check whether sample time, status time, thermal time and reset time are divisble by dt
721	>	if (!isDivisible(globals->getSampleTime(), globals->getDt())){
722	>	sprintf(painCave.errMsg,
723	>	"Sample time is not divisible by dt.\n"
724	>	"\tThis will result in samples that are not uniformly\n"
725	>	"\tdistributed in time.  If this is a problem, change\n"
726	>	"\tyour sampleTime variable.\n");
727	>	painCave.isFatal = 0;
728	>	simError();
729	>	}
730
731	<	makeElement( i * cellx,
732	<	j * celly,
733	<	k * cellz );
731	>	if (globals->haveStatusTime() && !isDivisible(globals->getSampleTime(), globals->getDt())){
732	>	sprintf(painCave.errMsg,
733	>	"Status time is not divisible by dt.\n"
734	>	"\tThis will result in status reports that are not uniformly\n"
735	>	"\tdistributed in time.  If this is a problem, change \n"
736	>	"\tyour statusTime variable.\n");
737	>	painCave.isFatal = 0;
738	>	simError();
739	>	}
740
741	<	makeElement( i * cellx + 0.5 * cellx,
742	<	j * celly + 0.5 * celly,
743	<	k * cellz );
741	>	if (globals->haveThermalTime() && !isDivisible(globals->getThermalTime(), globals->getDt())){
742	>	sprintf(painCave.errMsg,
743	>	"Thermal time is not divisible by dt.\n"
744	>	"\tThis will result in thermalizations that are not uniformly\n"
745	>	"\tdistributed in time.  If this is a problem, change \n"
746	>	"\tyour thermalTime variable.\n");
747	>	painCave.isFatal = 0;
748	>	simError();
749	>	}
750
751	<	makeElement( i * cellx,
752	<	j * celly + 0.5 * celly,
753	<	k * cellz + 0.5 * cellz );
751	>	if (globals->haveResetTime() && !isDivisible(globals->getResetTime(), globals->getDt())){
752	>	sprintf(painCave.errMsg,
753	>	"Reset time is not divisible by dt.\n"
754	>	"\tThis will result in integrator resets that are not uniformly\n"
755	>	"\tdistributed in time.  If this is a problem, change\n"
756	>	"\tyour resetTime variable.\n");
757	>	painCave.isFatal = 0;
758	>	simError();
759	>	}
760
761	<	makeElement( i * cellx + 0.5 * cellx,
762	<	j * celly,
763	<	k * cellz + 0.5 * cellz );
764	<	}
761	>	// set the status, sample, and thermal kick times
762	>
763	>	for (i = 0; i < nInfo; i++){
764	>	if (globals->haveSampleTime()){
765	>	info[i].sampleTime = globals->getSampleTime();
766	>	info[i].statusTime = info[i].sampleTime;
767	>	info[i].thermalTime = info[i].sampleTime;
768		}
769	<	}
769	>	else{
770	>	info[i].sampleTime = globals->getRunTime();
771	>	info[i].statusTime = info[i].sampleTime;
772	>	info[i].thermalTime = info[i].sampleTime;
773	>	}
774
775	<	if( have_extra ){
776	<	done = 0;
775	>	if (globals->haveStatusTime()){
776	>	info[i].statusTime = globals->getStatusTime();
777	>	}
778
779	<	int start_ndx;
780	<	for( i=0; i < (n_cells+1) && !done; i++ ){
781	<	for( j=0; j < (n_cells+1) && !done; j++ ){
779	>	if (globals->haveThermalTime()){
780	>	info[i].thermalTime = globals->getThermalTime();
781	>	}
782
783	<	if( i < n_cells ){
783	>	info[i].resetIntegrator = 0;
784	>	if( globals->haveResetTime() ){
785	>	info[i].resetTime = globals->getResetTime();
786	>	info[i].resetIntegrator = 1;
787	>	}
788
789	<	if( j < n_cells ){
790	<	start_ndx = n_cells;
791	<	}
792	<	else start_ndx = 0;
1070	<	}
1071	<	else start_ndx = 0;
789	>	// check for the temperature set flag
790	>
791	>	if (globals->haveTempSet())
792	>	info[i].setTemp = globals->getTempSet();
793
794	<	for( k=start_ndx; k < (n_cells+1) && !done; k++ ){
794	>	// check for the extended State init
795
796	<	makeElement( i * cellx,
797	<	j * celly,
798	<	k * cellz );
799	<	done = ( current_mol >= tot_nmol );
796	>	info[i].useInitXSstate = globals->getUseInitXSstate();
797	>	info[i].orthoTolerance = globals->getOrthoBoxTolerance();
798	>
799	>	}
800	>
801	>	//setup seed for random number generator
802	>	int seedValue;
803
804	<	if( !done && n_per_extra > 1 ){
805	<	makeElement( i * cellx + 0.5 * cellx,
1082	<	j * celly + 0.5 * celly,
1083	<	k * cellz );
1084	<	done = ( current_mol >= tot_nmol );
1085	<	}
804	>	if (globals->haveSeed()){
805	>	seedValue = globals->getSeed();
806
807	<	if( !done && n_per_extra > 2){
808	<	makeElement( i * cellx,
809	<	j * celly + 0.5 * celly,
810	<	k * cellz + 0.5 * cellz );
811	<	done = ( current_mol >= tot_nmol );
812	<	}
807	>	if(seedValue / 1E9 == 0){
808	>	sprintf(painCave.errMsg,
809	>	"Seed for sprng library should contain at least 9 digits\n"
810	>	"OOPSE will generate a seed for user\n");
811	>	painCave.isFatal = 0;
812	>	simError();
813
814	<	if( !done && n_per_extra > 3){
815	<	makeElement( i * cellx + 0.5 * cellx,
816	<	j * celly,
817	<	k * cellz + 0.5 * cellz );
818	<	done = ( current_mol >= tot_nmol );
819	<	}
1100	<	}
814	>	//using seed generated by system instead of invalid seed set by user
815	>	#ifndef IS_MPI
816	>	seedValue = make_sprng_seed();
817	>	#else
818	>	if (worldRank == 0){
819	>	seedValue = make_sprng_seed();
820		}
821	+	MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);
822	+	#endif
823		}
824	<	}
824	>	}//end of if branch of globals->haveSeed()
825	>	else{
826	>
827	>	#ifndef IS_MPI
828	>	seedValue = make_sprng_seed();
829	>	#else
830	>	if (worldRank == 0){
831	>	seedValue = make_sprng_seed();
832	>	}
833	>	MPI_Bcast(&seedValue, 1, MPI_INT, 0, MPI_COMM_WORLD);
834	>	#endif
835	>	}//end of globals->haveSeed()
836
837	<
838	<	for( i=0; i<simnfo->n_atoms; i++ ){
1107	<	simnfo->atoms[i]->set_vx( 0.0 );
1108	<	simnfo->atoms[i]->set_vy( 0.0 );
1109	<	simnfo->atoms[i]->set_vz( 0.0 );
837	>	for (int i = 0; i < nInfo; i++){
838	>	info[i].setSeed(seedValue);
839		}
840	+
841	+	#ifdef IS_MPI
842	+	strcpy(checkPointMsg, "Succesfully gathered all information from Bass\n");
843	+	MPIcheckPoint();
844	+	#endif // is_mpi
845		}
846
1113	–	void SimSetup::makeElement( double x, double y, double z ){
847
848	<	int k;
849	<	AtomStamp* current_atom;
850	<	DirectionalAtom* dAtom;
851	<	double rotMat[3][3];
848	>	void SimSetup::finalInfoCheck(void){
849	>	int index;
850	>	int usesDipoles;
851	>	int i;
852
853	<	for( k=0; k<comp_stamps[current_comp]->getNAtoms(); k++ ){
853	>	for (i = 0; i < nInfo; i++){
854	>	// check electrostatic parameters
855
856	<	current_atom = comp_stamps[current_comp]->getAtom( k );
857	<	if( !current_atom->havePosition() ){
858	<	sprintf( painCave.errMsg,
859	<	"SimSetup:initFromBass error.\n"
860	<	"\tComponent %s, atom %s does not have a position specified.\n"
1127	<	"\tThe initialization routine is unable to give a start"
1128	<	" position.\n",
1129	<	comp_stamps[current_comp]->getID(),
1130	<	current_atom->getType() );
1131	<	painCave.isFatal = 1;
1132	<	simError();
856	>	index = 0;
857	>	usesDipoles = 0;
858	>	while ((index < info[i].n_atoms) && !usesDipoles){
859	>	usesDipoles = (info[i].atoms[index])->hasDipole();
860	>	index++;
861		}
862
863	<	the_atoms[current_atom_ndx]->setX( x + current_atom->getPosX() );
864	<	the_atoms[current_atom_ndx]->setY( y + current_atom->getPosY() );
865	<	the_atoms[current_atom_ndx]->setZ( z + current_atom->getPosZ() );
863	>	#ifdef IS_MPI
864	>	int myUse = usesDipoles;
865	>	MPI_Allreduce(&myUse, &usesDipoles, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
866	>	#endif //is_mpi
867
868	<	if( the_atoms[current_atom_ndx]->isDirectional() ){
868	>	double theEcr, theEst;
869
870	<	dAtom = (DirectionalAtom *)the_atoms[current_atom_ndx];
870	>	if (globals->getUseRF()){
871	>	info[i].useReactionField = 1;
872
873	<	rotMat[0][0] = 1.0;
874	<	rotMat[0][1] = 0.0;
875	<	rotMat[0][2] = 0.0;
873	>	if (!globals->haveECR()){
874	>	sprintf(painCave.errMsg,
875	>	"SimSetup Warning: No value was set for electrostaticCutoffRadius.\n"
876	>	"\tOOPSE will use a default value of 15.0 angstroms"
877	>	"\tfor the electrostaticCutoffRadius.\n");
878	>	painCave.isFatal = 0;
879	>	simError();
880	>	theEcr = 15.0;
881	>	}
882	>	else{
883	>	theEcr = globals->getECR();
884	>	}
885
886	<	rotMat[1][0] = 0.0;
887	<	rotMat[1][1] = 1.0;
888	<	rotMat[1][2] = 0.0;
886	>	if (!globals->haveEST()){
887	>	sprintf(painCave.errMsg,
888	>	"SimSetup Warning: No value was set for electrostaticSkinThickness.\n"
889	>	"\tOOPSE will use a default value of\n"
890	>	"\t0.05 * electrostaticCutoffRadius\n"
891	>	"\tfor the electrostaticSkinThickness\n");
892	>	painCave.isFatal = 0;
893	>	simError();
894	>	theEst = 0.05 * theEcr;
895	>	}
896	>	else{
897	>	theEst = globals->getEST();
898	>	}
899
900	<	rotMat[2][0] = 0.0;
1152	<	rotMat[2][1] = 0.0;
1153	<	rotMat[2][2] = 1.0;
900	>	info[i].setDefaultEcr(theEcr, theEst);
901
902	<	dAtom->setA( rotMat );
902	>	if (!globals->haveDielectric()){
903	>	sprintf(painCave.errMsg,
904	>	"SimSetup Error: No Dielectric constant was set.\n"
905	>	"\tYou are trying to use Reaction Field without"
906	>	"\tsetting a dielectric constant!\n");
907	>	painCave.isFatal = 1;
908	>	simError();
909	>	}
910	>	info[i].dielectric = globals->getDielectric();
911		}
912	<
913	<	current_atom_ndx++;
912	>	else{
913	>	if (usesDipoles){
914	>	if (!globals->haveECR()){
915	>	sprintf(painCave.errMsg,
916	>	"SimSetup Warning: No value was set for electrostaticCutoffRadius.\n"
917	>	"\tOOPSE will use a default value of 15.0 angstroms"
918	>	"\tfor the electrostaticCutoffRadius.\n");
919	>	painCave.isFatal = 0;
920	>	simError();
921	>	theEcr = 15.0;
922	>	}
923	>	else{
924	>	theEcr = globals->getECR();
925	>	}
926	>
927	>	if (!globals->haveEST()){
928	>	sprintf(painCave.errMsg,
929	>	"SimSetup Warning: No value was set for electrostaticSkinThickness.\n"
930	>	"\tOOPSE will use a default value of\n"
931	>	"\t0.05 * electrostaticCutoffRadius\n"
932	>	"\tfor the electrostaticSkinThickness\n");
933	>	painCave.isFatal = 0;
934	>	simError();
935	>	theEst = 0.05 * theEcr;
936	>	}
937	>	else{
938	>	theEst = globals->getEST();
939	>	}
940	>
941	>	info[i].setDefaultEcr(theEcr, theEst);
942	>	}
943	>	}
944		}
945	+	#ifdef IS_MPI
946	+	strcpy(checkPointMsg, "post processing checks out");
947	+	MPIcheckPoint();
948	+	#endif // is_mpi
949	+	}
950	+
951	+	void SimSetup::initSystemCoords(void){
952	+	int i;
953
954	<	current_mol++;
1162	<	current_comp_mol++;
954	>	char* inName;
955
956	<	if( current_comp_mol >= components_nmol[current_comp] ){
956	>	(info[0].getConfiguration())->createArrays(info[0].n_atoms);
957
958	<	current_comp_mol = 0;
959	<	current_comp++;
958	>	for (i = 0; i < info[0].n_atoms; i++)
959	>	info[0].atoms[i]->setCoords();
960	>
961	>	if (globals->haveInitialConfig()){
962	>	InitializeFromFile* fileInit;
963	>	#ifdef IS_MPI // is_mpi
964	>	if (worldRank == 0){
965	>	#endif //is_mpi
966	>	inName = globals->getInitialConfig();
967	>	fileInit = new InitializeFromFile(inName);
968	>	#ifdef IS_MPI
969	>	}
970	>	else
971	>	fileInit = new InitializeFromFile(NULL);
972	>	#endif
973	>	fileInit->readInit(info); // default velocities on
974	>
975	>	delete fileInit;
976	>	}
977	>	else{
978	>
979	>	// no init from bass
980	>
981	>	sprintf(painCave.errMsg,
982	>	"Cannot intialize a simulation without an initial configuration file.\n");
983	>	painCave.isFatal = 1;;
984	>	simError();
985	>
986	>	}
987	>
988	>	#ifdef IS_MPI
989	>	strcpy(checkPointMsg, "Successfully read in the initial configuration");
990	>	MPIcheckPoint();
991	>	#endif // is_mpi
992	>	}
993	>
994	>
995	>	void SimSetup::makeOutNames(void){
996	>	int k;
997	>
998	>
999	>	for (k = 0; k < nInfo; k++){
1000	>	#ifdef IS_MPI
1001	>	if (worldRank == 0){
1002	>	#endif // is_mpi
1003	>
1004	>	if (globals->haveFinalConfig()){
1005	>	strcpy(info[k].finalName, globals->getFinalConfig());
1006	>	}
1007	>	else{
1008	>	strcpy(info[k].finalName, inFileName);
1009	>	char* endTest;
1010	>	int nameLength = strlen(info[k].finalName);
1011	>	endTest = &(info[k].finalName[nameLength - 5]);
1012	>	if (!strcmp(endTest, ".bass")){
1013	>	strcpy(endTest, ".eor");
1014	>	}
1015	>	else if (!strcmp(endTest, ".BASS")){
1016	>	strcpy(endTest, ".eor");
1017	>	}
1018	>	else{
1019	>	endTest = &(info[k].finalName[nameLength - 4]);
1020	>	if (!strcmp(endTest, ".bss")){
1021	>	strcpy(endTest, ".eor");
1022	>	}
1023	>	else if (!strcmp(endTest, ".mdl")){
1024	>	strcpy(endTest, ".eor");
1025	>	}
1026	>	else{
1027	>	strcat(info[k].finalName, ".eor");
1028	>	}
1029	>	}
1030	>	}
1031	>
1032	>	// make the sample and status out names
1033	>
1034	>	strcpy(info[k].sampleName, inFileName);
1035	>	char* endTest;
1036	>	int nameLength = strlen(info[k].sampleName);
1037	>	endTest = &(info[k].sampleName[nameLength - 5]);
1038	>	if (!strcmp(endTest, ".bass")){
1039	>	strcpy(endTest, ".dump");
1040	>	}
1041	>	else if (!strcmp(endTest, ".BASS")){
1042	>	strcpy(endTest, ".dump");
1043	>	}
1044	>	else{
1045	>	endTest = &(info[k].sampleName[nameLength - 4]);
1046	>	if (!strcmp(endTest, ".bss")){
1047	>	strcpy(endTest, ".dump");
1048	>	}
1049	>	else if (!strcmp(endTest, ".mdl")){
1050	>	strcpy(endTest, ".dump");
1051	>	}
1052	>	else{
1053	>	strcat(info[k].sampleName, ".dump");
1054	>	}
1055	>	}
1056	>
1057	>	strcpy(info[k].statusName, inFileName);
1058	>	nameLength = strlen(info[k].statusName);
1059	>	endTest = &(info[k].statusName[nameLength - 5]);
1060	>	if (!strcmp(endTest, ".bass")){
1061	>	strcpy(endTest, ".stat");
1062	>	}
1063	>	else if (!strcmp(endTest, ".BASS")){
1064	>	strcpy(endTest, ".stat");
1065	>	}
1066	>	else{
1067	>	endTest = &(info[k].statusName[nameLength - 4]);
1068	>	if (!strcmp(endTest, ".bss")){
1069	>	strcpy(endTest, ".stat");
1070	>	}
1071	>	else if (!strcmp(endTest, ".mdl")){
1072	>	strcpy(endTest, ".stat");
1073	>	}
1074	>	else{
1075	>	strcat(info[k].statusName, ".stat");
1076	>	}
1077	>	}
1078	>
1079	>	#ifdef IS_MPI
1080	>
1081	>	}
1082	>	#endif // is_mpi
1083		}
1084		}
1085	+
1086	+
1087	+	void SimSetup::sysObjectsCreation(void){
1088	+	int i, k;
1089	+
1090	+	// create the forceField
1091	+
1092	+	createFF();
1093	+
1094	+	// extract componentList
1095	+
1096	+	compList();
1097	+
1098	+	// calc the number of atoms, bond, bends, and torsions
1099	+
1100	+	calcSysValues();
1101	+
1102	+	#ifdef IS_MPI
1103	+	// divide the molecules among the processors
1104	+
1105	+	mpiMolDivide();
1106	+	#endif //is_mpi
1107	+
1108	+	// create the atom and SRI arrays. Also initialize Molecule Stamp ID's
1109	+
1110	+	makeSysArrays();
1111	+
1112	+	// make and initialize the molecules (all but atomic coordinates)
1113	+
1114	+	makeMolecules();
1115	+
1116	+	for (k = 0; k < nInfo; k++){
1117	+	info[k].identArray = new int[info[k].n_atoms];
1118	+	for (i = 0; i < info[k].n_atoms; i++){
1119	+	info[k].identArray[i] = info[k].atoms[i]->getIdent();
1120	+	}
1121	+	}
1122	+	}
1123	+
1124	+
1125	+	void SimSetup::createFF(void){
1126	+	switch (ffCase){
1127	+	case FF_DUFF:
1128	+	the_ff = new DUFF();
1129	+	break;
1130	+
1131	+	case FF_LJ:
1132	+	the_ff = new LJFF();
1133	+	break;
1134	+
1135	+	case FF_EAM:
1136	+	the_ff = new EAM_FF();
1137	+	break;
1138	+
1139	+	default:
1140	+	sprintf(painCave.errMsg,
1141	+	"SimSetup Error. Unrecognized force field in case statement.\n");
1142	+	painCave.isFatal = 1;
1143	+	simError();
1144	+	}
1145	+
1146	+	#ifdef IS_MPI
1147	+	strcpy(checkPointMsg, "ForceField creation successful");
1148	+	MPIcheckPoint();
1149	+	#endif // is_mpi
1150	+	}
1151	+
1152	+
1153	+	void SimSetup::compList(void){
1154	+	int i;
1155	+	char* id;
1156	+	LinkedMolStamp* headStamp = new LinkedMolStamp();
1157	+	LinkedMolStamp* currentStamp = NULL;
1158	+	comp_stamps = new MoleculeStamp * [n_components];
1159	+
1160	+	// make an array of molecule stamps that match the components used.
1161	+	// also extract the used stamps out into a separate linked list
1162	+
1163	+	for (i = 0; i < nInfo; i++){
1164	+	info[i].nComponents = n_components;
1165	+	info[i].componentsNmol = components_nmol;
1166	+	info[i].compStamps = comp_stamps;
1167	+	info[i].headStamp = headStamp;
1168	+	}
1169	+
1170	+
1171	+	for (i = 0; i < n_components; i++){
1172	+	id = the_components[i]->getType();
1173	+	comp_stamps[i] = NULL;
1174	+
1175	+	// check to make sure the component isn't already in the list
1176	+
1177	+	comp_stamps[i] = headStamp->match(id);
1178	+	if (comp_stamps[i] == NULL){
1179	+	// extract the component from the list;
1180	+
1181	+	currentStamp = stamps->extractMolStamp(id);
1182	+	if (currentStamp == NULL){
1183	+	sprintf(painCave.errMsg,
1184	+	"SimSetup error: Component \"%s\" was not found in the "
1185	+	"list of declared molecules\n",
1186	+	id);
1187	+	painCave.isFatal = 1;
1188	+	simError();
1189	+	}
1190	+
1191	+	headStamp->add(currentStamp);
1192	+	comp_stamps[i] = headStamp->match(id);
1193	+	}
1194	+	}
1195	+
1196	+	#ifdef IS_MPI
1197	+	strcpy(checkPointMsg, "Component stamps successfully extracted\n");
1198	+	MPIcheckPoint();
1199	+	#endif // is_mpi
1200	+	}
1201	+
1202	+	void SimSetup::calcSysValues(void){
1203	+	int i;
1204	+
1205	+	int* molMembershipArray;
1206	+
1207	+	tot_atoms = 0;
1208	+	tot_bonds = 0;
1209	+	tot_bends = 0;
1210	+	tot_torsions = 0;
1211	+	for (i = 0; i < n_components; i++){
1212	+	tot_atoms += components_nmol[i] * comp_stamps[i]->getNAtoms();
1213	+	tot_bonds += components_nmol[i] * comp_stamps[i]->getNBonds();
1214	+	tot_bends += components_nmol[i] * comp_stamps[i]->getNBends();
1215	+	tot_torsions += components_nmol[i] * comp_stamps[i]->getNTorsions();
1216	+	}
1217	+
1218	+	tot_SRI = tot_bonds + tot_bends + tot_torsions;
1219	+	molMembershipArray = new int[tot_atoms];
1220	+
1221	+	for (i = 0; i < nInfo; i++){
1222	+	info[i].n_atoms = tot_atoms;
1223	+	info[i].n_bonds = tot_bonds;
1224	+	info[i].n_bends = tot_bends;
1225	+	info[i].n_torsions = tot_torsions;
1226	+	info[i].n_SRI = tot_SRI;
1227	+	info[i].n_mol = tot_nmol;
1228	+
1229	+	info[i].molMembershipArray = molMembershipArray;
1230	+	}
1231	+	}
1232	+
1233	+	#ifdef IS_MPI
1234	+
1235	+	void SimSetup::mpiMolDivide(void){
1236	+	int i, j, k;
1237	+	int localMol, allMol;
1238	+	int local_atoms, local_bonds, local_bends, local_torsions, local_SRI;
1239	+
1240	+	mpiSim = new mpiSimulation(info);
1241	+
1242	+	globalIndex = mpiSim->divideLabor();
1243	+
1244	+	// set up the local variables
1245	+
1246	+	mol2proc = mpiSim->getMolToProcMap();
1247	+	molCompType = mpiSim->getMolComponentType();
1248	+
1249	+	allMol = 0;
1250	+	localMol = 0;
1251	+	local_atoms = 0;
1252	+	local_bonds = 0;
1253	+	local_bends = 0;
1254	+	local_torsions = 0;
1255	+	globalAtomIndex = 0;
1256	+
1257	+
1258	+	for (i = 0; i < n_components; i++){
1259	+	for (j = 0; j < components_nmol[i]; j++){
1260	+	if (mol2proc[allMol] == worldRank){
1261	+	local_atoms += comp_stamps[i]->getNAtoms();
1262	+	local_bonds += comp_stamps[i]->getNBonds();
1263	+	local_bends += comp_stamps[i]->getNBends();
1264	+	local_torsions += comp_stamps[i]->getNTorsions();
1265	+	localMol++;
1266	+	}
1267	+	for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1268	+	info[0].molMembershipArray[globalAtomIndex] = allMol;
1269	+	globalAtomIndex++;
1270	+	}
1271	+
1272	+	allMol++;
1273	+	}
1274	+	}
1275	+	local_SRI = local_bonds + local_bends + local_torsions;
1276	+
1277	+	info[0].n_atoms = mpiSim->getMyNlocal();
1278	+
1279	+	if (local_atoms != info[0].n_atoms){
1280	+	sprintf(painCave.errMsg,
1281	+	"SimSetup error: mpiSim's localAtom (%d) and SimSetup's\n"
1282	+	"\tlocalAtom (%d) are not equal.\n",
1283	+	info[0].n_atoms, local_atoms);
1284	+	painCave.isFatal = 1;
1285	+	simError();
1286	+	}
1287	+
1288	+	info[0].n_bonds = local_bonds;
1289	+	info[0].n_bends = local_bends;
1290	+	info[0].n_torsions = local_torsions;
1291	+	info[0].n_SRI = local_SRI;
1292	+	info[0].n_mol = localMol;
1293	+
1294	+	strcpy(checkPointMsg, "Passed nlocal consistency check.");
1295	+	MPIcheckPoint();
1296	+	}
1297	+
1298	+	#endif // is_mpi
1299	+
1300	+
1301	+	void SimSetup::makeSysArrays(void){
1302	+
1303	+	#ifndef IS_MPI
1304	+	int k, j;
1305	+	#endif // is_mpi
1306	+	int i, l;
1307	+
1308	+	Atom** the_atoms;
1309	+	Molecule* the_molecules;
1310	+	Exclude** the_excludes;
1311	+
1312	+
1313	+	for (l = 0; l < nInfo; l++){
1314	+	// create the atom and short range interaction arrays
1315	+
1316	+	the_atoms = new Atom * [info[l].n_atoms];
1317	+	the_molecules = new Molecule[info[l].n_mol];
1318	+	int molIndex;
1319	+
1320	+	// initialize the molecule's stampID's
1321	+
1322	+	#ifdef IS_MPI
1323	+
1324	+
1325	+	molIndex = 0;
1326	+	for (i = 0; i < mpiSim->getTotNmol(); i++){
1327	+	if (mol2proc[i] == worldRank){
1328	+	the_molecules[molIndex].setStampID(molCompType[i]);
1329	+	the_molecules[molIndex].setMyIndex(molIndex);
1330	+	the_molecules[molIndex].setGlobalIndex(i);
1331	+	molIndex++;
1332	+	}
1333	+	}
1334	+
1335	+	#else // is_mpi
1336	+
1337	+	molIndex = 0;
1338	+	globalAtomIndex = 0;
1339	+	for (i = 0; i < n_components; i++){
1340	+	for (j = 0; j < components_nmol[i]; j++){
1341	+	the_molecules[molIndex].setStampID(i);
1342	+	the_molecules[molIndex].setMyIndex(molIndex);
1343	+	the_molecules[molIndex].setGlobalIndex(molIndex);
1344	+	for (k = 0; k < comp_stamps[i]->getNAtoms(); k++){
1345	+	info[l].molMembershipArray[globalAtomIndex] = molIndex;
1346	+	globalAtomIndex++;
1347	+	}
1348	+	molIndex++;
1349	+	}
1350	+	}
1351	+
1352	+
1353	+	#endif // is_mpi
1354	+
1355	+
1356	+	if (info[l].n_SRI){
1357	+	Exclude::createArray(info[l].n_SRI);
1358	+	the_excludes = new Exclude * [info[l].n_SRI];
1359	+	for (int ex = 0; ex < info[l].n_SRI; ex++){
1360	+	the_excludes[ex] = new Exclude(ex);
1361	+	}
1362	+	info[l].globalExcludes = new int;
1363	+	info[l].n_exclude = info[l].n_SRI;
1364	+	}
1365	+	else{
1366	+	Exclude::createArray(1);
1367	+	the_excludes = new Exclude * ;
1368	+	the_excludes[0] = new Exclude(0);
1369	+	the_excludes[0]->setPair(0, 0);
1370	+	info[l].globalExcludes = new int;
1371	+	info[l].globalExcludes[0] = 0;
1372	+	info[l].n_exclude = 0;
1373	+	}
1374	+
1375	+	// set the arrays into the SimInfo object
1376	+
1377	+	info[l].atoms = the_atoms;
1378	+	info[l].molecules = the_molecules;
1379	+	info[l].nGlobalExcludes = 0;
1380	+	info[l].excludes = the_excludes;
1381	+
1382	+	the_ff->setSimInfo(info);
1383	+	}
1384	+	}
1385	+
1386	+	void SimSetup::makeIntegrator(void){
1387	+	int k;
1388	+
1389	+	NVE<RealIntegrator>* myNVE = NULL;
1390	+	NVT<RealIntegrator>* myNVT = NULL;
1391	+	NPTi<NPT<RealIntegrator> >* myNPTi = NULL;
1392	+	NPTf<NPT<RealIntegrator> >* myNPTf = NULL;
1393	+	NPTxyz<NPT<RealIntegrator> >* myNPTxyz = NULL;
1394	+
1395	+	for (k = 0; k < nInfo; k++){
1396	+	switch (ensembleCase){
1397	+	case NVE_ENS:
1398	+	if (globals->haveZconstraints()){
1399	+	setupZConstraint(info[k]);
1400	+	myNVE = new ZConstraint<NVE<RealIntegrator> >(&(info[k]), the_ff);
1401	+	}
1402	+	else{
1403	+	myNVE = new NVE<RealIntegrator>(&(info[k]), the_ff);
1404	+	}
1405	+
1406	+	info->the_integrator = myNVE;
1407	+	break;
1408	+
1409	+	case NVT_ENS:
1410	+	if (globals->haveZconstraints()){
1411	+	setupZConstraint(info[k]);
1412	+	myNVT = new ZConstraint<NVT<RealIntegrator> >(&(info[k]), the_ff);
1413	+	}
1414	+	else
1415	+	myNVT = new NVT<RealIntegrator>(&(info[k]), the_ff);
1416	+
1417	+	myNVT->setTargetTemp(globals->getTargetTemp());
1418	+
1419	+	if (globals->haveTauThermostat())
1420	+	myNVT->setTauThermostat(globals->getTauThermostat());
1421	+	else{
1422	+	sprintf(painCave.errMsg,
1423	+	"SimSetup error: If you use the NVT\n"
1424	+	"\tensemble, you must set tauThermostat.\n");
1425	+	painCave.isFatal = 1;
1426	+	simError();
1427	+	}
1428	+
1429	+	info->the_integrator = myNVT;
1430	+	break;
1431	+
1432	+	case NPTi_ENS:
1433	+	if (globals->haveZconstraints()){
1434	+	setupZConstraint(info[k]);
1435	+	myNPTi = new ZConstraint<NPTi<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1436	+	}
1437	+	else
1438	+	myNPTi = new NPTi<NPT<RealIntegrator> >(&(info[k]), the_ff);
1439	+
1440	+	myNPTi->setTargetTemp(globals->getTargetTemp());
1441	+
1442	+	if (globals->haveTargetPressure())
1443	+	myNPTi->setTargetPressure(globals->getTargetPressure());
1444	+	else{
1445	+	sprintf(painCave.errMsg,
1446	+	"SimSetup error: If you use a constant pressure\n"
1447	+	"\tensemble, you must set targetPressure in the BASS file.\n");
1448	+	painCave.isFatal = 1;
1449	+	simError();
1450	+	}
1451	+
1452	+	if (globals->haveTauThermostat())
1453	+	myNPTi->setTauThermostat(globals->getTauThermostat());
1454	+	else{
1455	+	sprintf(painCave.errMsg,
1456	+	"SimSetup error: If you use an NPT\n"
1457	+	"\tensemble, you must set tauThermostat.\n");
1458	+	painCave.isFatal = 1;
1459	+	simError();
1460	+	}
1461	+
1462	+	if (globals->haveTauBarostat())
1463	+	myNPTi->setTauBarostat(globals->getTauBarostat());
1464	+	else{
1465	+	sprintf(painCave.errMsg,
1466	+	"SimSetup error: If you use an NPT\n"
1467	+	"\tensemble, you must set tauBarostat.\n");
1468	+	painCave.isFatal = 1;
1469	+	simError();
1470	+	}
1471	+
1472	+	info->the_integrator = myNPTi;
1473	+	break;
1474	+
1475	+	case NPTf_ENS:
1476	+	if (globals->haveZconstraints()){
1477	+	setupZConstraint(info[k]);
1478	+	myNPTf = new ZConstraint<NPTf<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1479	+	}
1480	+	else
1481	+	myNPTf = new NPTf<NPT <RealIntegrator> >(&(info[k]), the_ff);
1482	+
1483	+	myNPTf->setTargetTemp(globals->getTargetTemp());
1484	+
1485	+	if (globals->haveTargetPressure())
1486	+	myNPTf->setTargetPressure(globals->getTargetPressure());
1487	+	else{
1488	+	sprintf(painCave.errMsg,
1489	+	"SimSetup error: If you use a constant pressure\n"
1490	+	"\tensemble, you must set targetPressure in the BASS file.\n");
1491	+	painCave.isFatal = 1;
1492	+	simError();
1493	+	}
1494	+
1495	+	if (globals->haveTauThermostat())
1496	+	myNPTf->setTauThermostat(globals->getTauThermostat());
1497	+
1498	+	else{
1499	+	sprintf(painCave.errMsg,
1500	+	"SimSetup error: If you use an NPT\n"
1501	+	"\tensemble, you must set tauThermostat.\n");
1502	+	painCave.isFatal = 1;
1503	+	simError();
1504	+	}
1505	+
1506	+	if (globals->haveTauBarostat())
1507	+	myNPTf->setTauBarostat(globals->getTauBarostat());
1508	+
1509	+	else{
1510	+	sprintf(painCave.errMsg,
1511	+	"SimSetup error: If you use an NPT\n"
1512	+	"\tensemble, you must set tauBarostat.\n");
1513	+	painCave.isFatal = 1;
1514	+	simError();
1515	+	}
1516	+
1517	+	info->the_integrator = myNPTf;
1518	+	break;
1519	+
1520	+	case NPTxyz_ENS:
1521	+	if (globals->haveZconstraints()){
1522	+	setupZConstraint(info[k]);
1523	+	myNPTxyz = new ZConstraint<NPTxyz<NPT <RealIntegrator> > >(&(info[k]), the_ff);
1524	+	}
1525	+	else
1526	+	myNPTxyz = new NPTxyz<NPT <RealIntegrator> >(&(info[k]), the_ff);
1527	+
1528	+	myNPTxyz->setTargetTemp(globals->getTargetTemp());
1529	+
1530	+	if (globals->haveTargetPressure())
1531	+	myNPTxyz->setTargetPressure(globals->getTargetPressure());
1532	+	else{
1533	+	sprintf(painCave.errMsg,
1534	+	"SimSetup error: If you use a constant pressure\n"
1535	+	"\tensemble, you must set targetPressure in the BASS file.\n");
1536	+	painCave.isFatal = 1;
1537	+	simError();
1538	+	}
1539	+
1540	+	if (globals->haveTauThermostat())
1541	+	myNPTxyz->setTauThermostat(globals->getTauThermostat());
1542	+	else{
1543	+	sprintf(painCave.errMsg,
1544	+	"SimSetup error: If you use an NPT\n"
1545	+	"\tensemble, you must set tauThermostat.\n");
1546	+	painCave.isFatal = 1;
1547	+	simError();
1548	+	}
1549	+
1550	+	if (globals->haveTauBarostat())
1551	+	myNPTxyz->setTauBarostat(globals->getTauBarostat());
1552	+	else{
1553	+	sprintf(painCave.errMsg,
1554	+	"SimSetup error: If you use an NPT\n"
1555	+	"\tensemble, you must set tauBarostat.\n");
1556	+	painCave.isFatal = 1;
1557	+	simError();
1558	+	}
1559	+
1560	+	info->the_integrator = myNPTxyz;
1561	+	break;
1562	+
1563	+	default:
1564	+	sprintf(painCave.errMsg,
1565	+	"SimSetup Error. Unrecognized ensemble in case statement.\n");
1566	+	painCave.isFatal = 1;
1567	+	simError();
1568	+	}
1569	+	}
1570	+	}
1571	+
1572	+	void SimSetup::initFortran(void){
1573	+	info[0].refreshSim();
1574	+
1575	+	if (!strcmp(info[0].mixingRule, "standard")){
1576	+	the_ff->initForceField(LB_MIXING_RULE);
1577	+	}
1578	+	else if (!strcmp(info[0].mixingRule, "explicit")){
1579	+	the_ff->initForceField(EXPLICIT_MIXING_RULE);
1580	+	}
1581	+	else{
1582	+	sprintf(painCave.errMsg, "SimSetup Error: unknown mixing rule -> \"%s\"\n",
1583	+	info[0].mixingRule);
1584	+	painCave.isFatal = 1;
1585	+	simError();
1586	+	}
1587	+
1588	+
1589	+	#ifdef IS_MPI
1590	+	strcpy(checkPointMsg, "Successfully intialized the mixingRule for Fortran.");
1591	+	MPIcheckPoint();
1592	+	#endif // is_mpi
1593	+	}
1594	+
1595	+	void SimSetup::setupZConstraint(SimInfo& theInfo){
1596	+	int nZConstraints;
1597	+	ZconStamp** zconStamp;
1598	+
1599	+	if (globals->haveZconstraintTime()){
1600	+	//add sample time of z-constraint  into SimInfo's property list
1601	+	DoubleData* zconsTimeProp = new DoubleData();
1602	+	zconsTimeProp->setID(ZCONSTIME_ID);
1603	+	zconsTimeProp->setData(globals->getZconsTime());
1604	+	theInfo.addProperty(zconsTimeProp);
1605	+	}
1606	+	else{
1607	+	sprintf(painCave.errMsg,
1608	+	"ZConstraint error: If you use a ZConstraint,\n"
1609	+	"\tyou must set zconsTime.\n");
1610	+	painCave.isFatal = 1;
1611	+	simError();
1612	+	}
1613	+
1614	+	//push zconsTol into siminfo, if user does not specify
1615	+	//value for zconsTol, a default value will be used
1616	+	DoubleData* zconsTol = new DoubleData();
1617	+	zconsTol->setID(ZCONSTOL_ID);
1618	+	if (globals->haveZconsTol()){
1619	+	zconsTol->setData(globals->getZconsTol());
1620	+	}
1621	+	else{
1622	+	double defaultZConsTol = 0.01;
1623	+	sprintf(painCave.errMsg,
1624	+	"ZConstraint Warning: Tolerance for z-constraint method is not specified.\n"
1625	+	"\tOOPSE will use a default value of %f.\n"
1626	+	"\tTo set the tolerance, use the zconsTol variable.\n",
1627	+	defaultZConsTol);
1628	+	painCave.isFatal = 0;
1629	+	simError();
1630	+
1631	+	zconsTol->setData(defaultZConsTol);
1632	+	}
1633	+	theInfo.addProperty(zconsTol);
1634	+
1635	+	//set Force Subtraction Policy
1636	+	StringData* zconsForcePolicy = new StringData();
1637	+	zconsForcePolicy->setID(ZCONSFORCEPOLICY_ID);
1638	+
1639	+	if (globals->haveZconsForcePolicy()){
1640	+	zconsForcePolicy->setData(globals->getZconsForcePolicy());
1641	+	}
1642	+	else{
1643	+	sprintf(painCave.errMsg,
1644	+	"ZConstraint Warning: No force subtraction policy was set.\n"
1645	+	"\tOOPSE will use PolicyByMass.\n"
1646	+	"\tTo set the policy, use the zconsForcePolicy variable.\n");
1647	+	painCave.isFatal = 0;
1648	+	simError();
1649	+	zconsForcePolicy->setData("BYMASS");
1650	+	}
1651	+
1652	+	theInfo.addProperty(zconsForcePolicy);
1653	+
1654	+	//Determine the name of ouput file and add it into SimInfo's property list
1655	+	//Be careful, do not use inFileName, since it is a pointer which
1656	+	//point to a string at master node, and slave nodes do not contain that string
1657	+
1658	+	string zconsOutput(theInfo.finalName);
1659	+
1660	+	zconsOutput = zconsOutput.substr(0, zconsOutput.rfind(".")) + ".fz";
1661	+
1662	+	StringData* zconsFilename = new StringData();
1663	+	zconsFilename->setID(ZCONSFILENAME_ID);
1664	+	zconsFilename->setData(zconsOutput);
1665	+
1666	+	theInfo.addProperty(zconsFilename);
1667	+
1668	+	//setup index, pos and other parameters of z-constraint molecules
1669	+	nZConstraints = globals->getNzConstraints();
1670	+	theInfo.nZconstraints = nZConstraints;
1671	+
1672	+	zconStamp = globals->getZconStamp();
1673	+	ZConsParaItem tempParaItem;
1674	+
1675	+	ZConsParaData* zconsParaData = new ZConsParaData();
1676	+	zconsParaData->setID(ZCONSPARADATA_ID);
1677	+
1678	+	for (int i = 0; i < nZConstraints; i++){
1679	+	tempParaItem.havingZPos = zconStamp[i]->haveZpos();
1680	+	tempParaItem.zPos = zconStamp[i]->getZpos();
1681	+	tempParaItem.zconsIndex = zconStamp[i]->getMolIndex();
1682	+	tempParaItem.kRatio = zconStamp[i]->getKratio();
1683	+
1684	+	zconsParaData->addItem(tempParaItem);
1685	+	}
1686	+
1687	+	//check the uniqueness of index
1688	+	if(!zconsParaData->isIndexUnique()){
1689	+	sprintf(painCave.errMsg,
1690	+	"ZConstraint Error: molIndex is not unique!\n");
1691	+	painCave.isFatal = 1;
1692	+	simError();
1693	+	}
1694	+
1695	+	//sort the parameters by index of molecules
1696	+	zconsParaData->sortByIndex();
1697	+
1698	+	//push data into siminfo, therefore, we can retrieve later
1699	+	theInfo.addProperty(zconsParaData);
1700	+	}

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