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root/OpenMD/trunk/src/brains/SimInfo.cpp

Comparing trunk/src/brains/SimInfo.cpp (file contents):
Revision 705 by chrisfen, Tue Nov 1 19:14:27 2005 UTC vs.
Revision 1793 by gezelter, Fri Aug 31 21:16:10 2012 UTC

#	Line 6 | Line 6
6		* redistribute this software in source and binary code form, provided
7		* that the following conditions are met:
8		*
9	<	* 1. Acknowledgement of the program authors must be made in any
10	<	*    publication of scientific results based in part on use of the
11	<	*    program.  An acceptable form of acknowledgement is citation of
12	<	*    the article in which the program was described (Matthew
13	<	*    A. Meineke, Charles F. Vardeman II, Teng Lin, Christopher
14	<	*    J. Fennell and J. Daniel Gezelter, "OOPSE: An Object-Oriented
15	<	*    Parallel Simulation Engine for Molecular Dynamics,"
16	<	*    J. Comput. Chem. 26, pp. 252-271 (2005))
17	<	*
18	<	* 2. Redistributions of source code must retain the above copyright
9	>	* 1. Redistributions of source code must retain the above copyright
10		*    notice, this list of conditions and the following disclaimer.
11		*
12	<	* 3. Redistributions in binary form must reproduce the above copyright
12	>	* 2. Redistributions in binary form must reproduce the above copyright
13		*    notice, this list of conditions and the following disclaimer in the
14		*    documentation and/or other materials provided with the
15		*    distribution.
#	Line 37 | Line 28
28		* arising out of the use of or inability to use software, even if the
29		* University of Notre Dame has been advised of the possibility of
30		* such damages.
31	+	*
32	+	* SUPPORT OPEN SCIENCE!  If you use OpenMD or its source code in your
33	+	* research, please cite the appropriate papers when you publish your
34	+	* work.  Good starting points are:
35	+	*
36	+	* [1]  Meineke, et al., J. Comp. Chem. 26, 252-271 (2005).
37	+	* [2]  Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006).
38	+	* [3]  Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008).
39	+	* [4]  Kuang & Gezelter,  J. Chem. Phys. 133, 164101 (2010).
40	+	* [5]  Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011).
41		*/
42
43		/**
#	Line 48 | Line 49
49
50		#include <algorithm>
51		#include <set>
52	+	#include <map>
53
54		#include "brains/SimInfo.hpp"
55		#include "math/Vector3.hpp"
56		#include "primitives/Molecule.hpp"
57	<	#include "UseTheForce/fCutoffPolicy.h"
56	<	#include "UseTheForce/DarkSide/fElectrostaticSummationMethod.h"
57	<	#include "UseTheForce/doForces_interface.h"
58	<	#include "UseTheForce/DarkSide/electrostatic_interface.h"
59	<	#include "UseTheForce/notifyCutoffs_interface.h"
57	>	#include "primitives/StuntDouble.hpp"
58		#include "utils/MemoryUtils.hpp"
59		#include "utils/simError.h"
60		#include "selection/SelectionManager.hpp"
61	<
61	>	#include "io/ForceFieldOptions.hpp"
62	>	#include "brains/ForceField.hpp"
63	>	#include "nonbonded/SwitchingFunction.hpp"
64		#ifdef IS_MPI
65	<	#include "UseTheForce/mpiComponentPlan.h"
66	<	#include "UseTheForce/DarkSide/simParallel_interface.h"
67	<	#endif
65	>	#include <mpi.h>
66	>	#endif
67
68	<	namespace oopse {
69	<
70	<	SimInfo::SimInfo(MakeStamps* stamps, std::vector<std::pair<MoleculeStamp*, int> >& molStampPairs,
71	<	ForceField* ff, Globals* simParams) :
72	<	stamps_(stamps), forceField_(ff), simParams_(simParams),
73	<	ndf_(0), ndfRaw_(0), ndfTrans_(0), nZconstraint_(0),
68	>	using namespace std;
69	>	namespace OpenMD {
70	>
71	>	SimInfo::SimInfo(ForceField* ff, Globals* simParams) :
72	>	forceField_(ff), simParams_(simParams),
73	>	ndf_(0), fdf_local(0), ndfRaw_(0), ndfTrans_(0), nZconstraint_(0),
74		nGlobalMols_(0), nGlobalAtoms_(0), nGlobalCutoffGroups_(0),
75	<	nGlobalIntegrableObjects_(0), nGlobalRigidBodies_(0),
76	<	nAtoms_(0), nBonds_(0),  nBends_(0), nTorsions_(0), nRigidBodies_(0),
77	<	nIntegrableObjects_(0),  nCutoffGroups_(0), nConstraints_(0),
78	<	sman_(NULL), fortranInitialized_(false) {
79	<
81	<
82	<	std::vector<std::pair<MoleculeStamp*, int> >::iterator i;
83	<	MoleculeStamp* molStamp;
84	<	int nMolWithSameStamp;
85	<	int nCutoffAtoms = 0; // number of atoms belong to cutoff groups
86	<	int nGroups = 0;      //total cutoff groups defined in meta-data file
87	<	CutoffGroupStamp* cgStamp;
88	<	RigidBodyStamp* rbStamp;
89	<	int nRigidAtoms = 0;
75	>	nGlobalIntegrableObjects_(0), nGlobalRigidBodies_(0), nGlobalFluctuatingCharges_(0),
76	>	nAtoms_(0), nBonds_(0),  nBends_(0), nTorsions_(0), nInversions_(0),
77	>	nRigidBodies_(0), nIntegrableObjects_(0), nCutoffGroups_(0),
78	>	nConstraints_(0), nFluctuatingCharges_(0), sman_(NULL), topologyDone_(false),
79	>	calcBoxDipole_(false), useAtomicVirial_(true) {
80
81	<	for (i = molStampPairs.begin(); i !=molStampPairs.end(); ++i) {
82	<	molStamp = i->first;
83	<	nMolWithSameStamp = i->second;
84	<
85	<	addMoleculeStamp(molStamp, nMolWithSameStamp);
86	<
87	<	//calculate atoms in molecules
88	<	nGlobalAtoms_ += molStamp->getNAtoms() *nMolWithSameStamp;
89	<
90	<
91	<	//calculate atoms in cutoff groups
92	<	int nAtomsInGroups = 0;
93	<	int nCutoffGroupsInStamp = molStamp->getNCutoffGroups();
94	<
95	<	for (int j=0; j < nCutoffGroupsInStamp; j++) {
96	<	cgStamp = molStamp->getCutoffGroup(j);
97	<	nAtomsInGroups += cgStamp->getNMembers();
98	<	}
99	<
100	<	nGroups += nCutoffGroupsInStamp * nMolWithSameStamp;
101	<
102	<	nCutoffAtoms += nAtomsInGroups * nMolWithSameStamp;
103	<
104	<	//calculate atoms in rigid bodies
105	<	int nAtomsInRigidBodies = 0;
106	<	int nRigidBodiesInStamp = molStamp->getNRigidBodies();
107	<
118	<	for (int j=0; j < nRigidBodiesInStamp; j++) {
119	<	rbStamp = molStamp->getRigidBody(j);
120	<	nAtomsInRigidBodies += rbStamp->getNMembers();
121	<	}
122	<
123	<	nGlobalRigidBodies_ += nRigidBodiesInStamp * nMolWithSameStamp;
124	<	nRigidAtoms += nAtomsInRigidBodies * nMolWithSameStamp;
125	<
81	>	MoleculeStamp* molStamp;
82	>	int nMolWithSameStamp;
83	>	int nCutoffAtoms = 0; // number of atoms belong to cutoff groups
84	>	int nGroups = 0;       //total cutoff groups defined in meta-data file
85	>	CutoffGroupStamp* cgStamp;
86	>	RigidBodyStamp* rbStamp;
87	>	int nRigidAtoms = 0;
88	>
89	>	vector<Component*> components = simParams->getComponents();
90	>
91	>	for (vector<Component*>::iterator i = components.begin();
92	>	i !=components.end(); ++i) {
93	>	molStamp = (*i)->getMoleculeStamp();
94	>	nMolWithSameStamp = (*i)->getNMol();
95	>
96	>	addMoleculeStamp(molStamp, nMolWithSameStamp);
97	>
98	>	//calculate atoms in molecules
99	>	nGlobalAtoms_ += molStamp->getNAtoms() *nMolWithSameStamp;
100	>
101	>	//calculate atoms in cutoff groups
102	>	int nAtomsInGroups = 0;
103	>	int nCutoffGroupsInStamp = molStamp->getNCutoffGroups();
104	>
105	>	for (int j=0; j < nCutoffGroupsInStamp; j++) {
106	>	cgStamp = molStamp->getCutoffGroupStamp(j);
107	>	nAtomsInGroups += cgStamp->getNMembers();
108		}
109	<
110	<	//every free atom (atom does not belong to cutoff groups) is a cutoff
111	<	//group therefore the total number of cutoff groups in the system is
112	<	//equal to the total number of atoms minus number of atoms belong to
113	<	//cutoff group defined in meta-data file plus the number of cutoff
114	<	//groups defined in meta-data file
115	<	nGlobalCutoffGroups_ = nGlobalAtoms_ - nCutoffAtoms + nGroups;
116	<
117	<	//every free atom (atom does not belong to rigid bodies) is an
118	<	//integrable object therefore the total number of integrable objects
119	<	//in the system is equal to the total number of atoms minus number of
120	<	//atoms belong to rigid body defined in meta-data file plus the number
121	<	//of rigid bodies defined in meta-data file
122	<	nGlobalIntegrableObjects_ = nGlobalAtoms_ - nRigidAtoms
123	<	+ nGlobalRigidBodies_;
124	<
125	<	nGlobalMols_ = molStampIds_.size();
144	<
145	<	#ifdef IS_MPI
146	<	molToProcMap_.resize(nGlobalMols_);
147	<	#endif
148	<
109	>
110	>	nGroups += nCutoffGroupsInStamp * nMolWithSameStamp;
111	>
112	>	nCutoffAtoms += nAtomsInGroups * nMolWithSameStamp;
113	>
114	>	//calculate atoms in rigid bodies
115	>	int nAtomsInRigidBodies = 0;
116	>	int nRigidBodiesInStamp = molStamp->getNRigidBodies();
117	>
118	>	for (int j=0; j < nRigidBodiesInStamp; j++) {
119	>	rbStamp = molStamp->getRigidBodyStamp(j);
120	>	nAtomsInRigidBodies += rbStamp->getNMembers();
121	>	}
122	>
123	>	nGlobalRigidBodies_ += nRigidBodiesInStamp * nMolWithSameStamp;
124	>	nRigidAtoms += nAtomsInRigidBodies * nMolWithSameStamp;
125	>
126		}
127	+
128	+	//every free atom (atom does not belong to cutoff groups) is a cutoff
129	+	//group therefore the total number of cutoff groups in the system is
130	+	//equal to the total number of atoms minus number of atoms belong to
131	+	//cutoff group defined in meta-data file plus the number of cutoff
132	+	//groups defined in meta-data file
133
134	+	nGlobalCutoffGroups_ = nGlobalAtoms_ - nCutoffAtoms + nGroups;
135	+
136	+	//every free atom (atom does not belong to rigid bodies) is an
137	+	//integrable object therefore the total number of integrable objects
138	+	//in the system is equal to the total number of atoms minus number of
139	+	//atoms belong to rigid body defined in meta-data file plus the number
140	+	//of rigid bodies defined in meta-data file
141	+	nGlobalIntegrableObjects_ = nGlobalAtoms_ - nRigidAtoms
142	+	+ nGlobalRigidBodies_;
143	+
144	+	nGlobalMols_ = molStampIds_.size();
145	+	molToProcMap_.resize(nGlobalMols_);
146	+	}
147	+
148		SimInfo::~SimInfo() {
149	<	std::map<int, Molecule*>::iterator i;
149	>	map<int, Molecule*>::iterator i;
150		for (i = molecules_.begin(); i != molecules_.end(); ++i) {
151		delete i->second;
152		}
153		molecules_.clear();
154
158	–	delete stamps_;
155		delete sman_;
156		delete simParams_;
157		delete forceField_;
158		}
159
164	–	int SimInfo::getNGlobalConstraints() {
165	–	int nGlobalConstraints;
166	–	#ifdef IS_MPI
167	–	MPI_Allreduce(&nConstraints_, &nGlobalConstraints, 1, MPI_INT, MPI_SUM,
168	–	MPI_COMM_WORLD);
169	–	#else
170	–	nGlobalConstraints =  nConstraints_;
171	–	#endif
172	–	return nGlobalConstraints;
173	–	}
160
161		bool SimInfo::addMolecule(Molecule* mol) {
162		MoleculeIterator i;
163	<
163	>
164		i = molecules_.find(mol->getGlobalIndex());
165		if (i == molecules_.end() ) {
166	<
167	<	molecules_.insert(std::make_pair(mol->getGlobalIndex(), mol));
168	<
166	>
167	>	molecules_.insert(make_pair(mol->getGlobalIndex(), mol));
168	>
169		nAtoms_ += mol->getNAtoms();
170		nBonds_ += mol->getNBonds();
171		nBends_ += mol->getNBends();
172		nTorsions_ += mol->getNTorsions();
173	+	nInversions_ += mol->getNInversions();
174		nRigidBodies_ += mol->getNRigidBodies();
175		nIntegrableObjects_ += mol->getNIntegrableObjects();
176		nCutoffGroups_ += mol->getNCutoffGroups();
177		nConstraints_ += mol->getNConstraintPairs();
178	<
179	<	addExcludePairs(mol);
180	<
178	>
179	>	addInteractionPairs(mol);
180	>
181		return true;
182		} else {
183		return false;
184		}
185		}
186	<
186	>
187		bool SimInfo::removeMolecule(Molecule* mol) {
188		MoleculeIterator i;
189		i = molecules_.find(mol->getGlobalIndex());
#	Line 209 | Line 196 | namespace oopse {
196		nBonds_ -= mol->getNBonds();
197		nBends_ -= mol->getNBends();
198		nTorsions_ -= mol->getNTorsions();
199	+	nInversions_ -= mol->getNInversions();
200		nRigidBodies_ -= mol->getNRigidBodies();
201		nIntegrableObjects_ -= mol->getNIntegrableObjects();
202		nCutoffGroups_ -= mol->getNCutoffGroups();
203		nConstraints_ -= mol->getNConstraintPairs();
204
205	<	removeExcludePairs(mol);
205	>	removeInteractionPairs(mol);
206		molecules_.erase(mol->getGlobalIndex());
207
208		delete mol;
#	Line 223 | Line 211 | namespace oopse {
211		} else {
212		return false;
213		}
226	–
227	–
214		}
215
216
#	Line 240 | Line 226 | namespace oopse {
226
227
228		void SimInfo::calcNdf() {
229	<	int ndf_local;
229	>	int ndf_local, nfq_local;
230		MoleculeIterator i;
231	<	std::vector<StuntDouble*>::iterator j;
231	>	vector<StuntDouble*>::iterator j;
232	>	vector<Atom*>::iterator k;
233	>
234		Molecule* mol;
235	<	StuntDouble* integrableObject;
235	>	StuntDouble* sd;
236	>	Atom* atom;
237
238		ndf_local = 0;
239	+	nfq_local = 0;
240
241		for (mol = beginMolecule(i); mol != NULL; mol = nextMolecule(i)) {
252	–	for (integrableObject = mol->beginIntegrableObject(j); integrableObject != NULL;
253	–	integrableObject = mol->nextIntegrableObject(j)) {
242
243	+	for (sd = mol->beginIntegrableObject(j); sd != NULL;
244	+	sd = mol->nextIntegrableObject(j)) {
245	+
246		ndf_local += 3;
247
248	<	if (integrableObject->isDirectional()) {
249	<	if (integrableObject->isLinear()) {
248	>	if (sd->isDirectional()) {
249	>	if (sd->isLinear()) {
250		ndf_local += 2;
251		} else {
252		ndf_local += 3;
253		}
254		}
255	<
256	<	}//end for (integrableObject)
257	<	}// end for (mol)
255	>	}
256	>
257	>	for (atom = mol->beginFluctuatingCharge(k); atom != NULL;
258	>	atom = mol->nextFluctuatingCharge(k)) {
259	>	if (atom->isFluctuatingCharge()) {
260	>	nfq_local++;
261	>	}
262	>	}
263	>	}
264
265	+	ndfLocal_ = ndf_local;
266	+
267		// n_constraints is local, so subtract them on each processor
268		ndf_local -= nConstraints_;
269
270		#ifdef IS_MPI
271		MPI_Allreduce(&ndf_local,&ndf_,1,MPI_INT,MPI_SUM, MPI_COMM_WORLD);
272	+	MPI_Allreduce(&nfq_local,&nGlobalFluctuatingCharges_,1, MPI_INT, MPI_SUM, MPI_COMM_WORLD);
273		#else
274		ndf_ = ndf_local;
275	+	nGlobalFluctuatingCharges_ = nfq_local;
276		#endif
277
278		// nZconstraints_ is global, as are the 3 COM translations for the
#	Line 280 | Line 281 | namespace oopse {
281
282		}
283
284	+	int SimInfo::getFdf() {
285	+	#ifdef IS_MPI
286	+	MPI_Allreduce(&fdf_local,&fdf_,1,MPI_INT,MPI_SUM, MPI_COMM_WORLD);
287	+	#else
288	+	fdf_ = fdf_local;
289	+	#endif
290	+	return fdf_;
291	+	}
292	+
293	+	unsigned int SimInfo::getNLocalCutoffGroups(){
294	+	int nLocalCutoffAtoms = 0;
295	+	Molecule* mol;
296	+	MoleculeIterator mi;
297	+	CutoffGroup* cg;
298	+	Molecule::CutoffGroupIterator ci;
299	+
300	+	for (mol = beginMolecule(mi); mol != NULL; mol  = nextMolecule(mi)) {
301	+
302	+	for (cg = mol->beginCutoffGroup(ci); cg != NULL;
303	+	cg = mol->nextCutoffGroup(ci)) {
304	+	nLocalCutoffAtoms += cg->getNumAtom();
305	+
306	+	}
307	+	}
308	+
309	+	return nAtoms_ - nLocalCutoffAtoms + nCutoffGroups_;
310	+	}
311	+
312		void SimInfo::calcNdfRaw() {
313		int ndfRaw_local;
314
315		MoleculeIterator i;
316	<	std::vector<StuntDouble*>::iterator j;
316	>	vector<StuntDouble*>::iterator j;
317		Molecule* mol;
318	<	StuntDouble* integrableObject;
318	>	StuntDouble* sd;
319
320		// Raw degrees of freedom that we have to set
321		ndfRaw_local = 0;
322
323		for (mol = beginMolecule(i); mol != NULL; mol = nextMolecule(i)) {
295	–	for (integrableObject = mol->beginIntegrableObject(j); integrableObject != NULL;
296	–	integrableObject = mol->nextIntegrableObject(j)) {
324
325	+	for (sd = mol->beginIntegrableObject(j); sd != NULL;
326	+	sd = mol->nextIntegrableObject(j)) {
327	+
328		ndfRaw_local += 3;
329
330	<	if (integrableObject->isDirectional()) {
331	<	if (integrableObject->isLinear()) {
330	>	if (sd->isDirectional()) {
331	>	if (sd->isLinear()) {
332		ndfRaw_local += 2;
333		} else {
334		ndfRaw_local += 3;
#	Line 331 | Line 361 | namespace oopse {
361
362		}
363
364	<	void SimInfo::addExcludePairs(Molecule* mol) {
365	<	std::vector<Bond*>::iterator bondIter;
366	<	std::vector<Bend*>::iterator bendIter;
367	<	std::vector<Torsion*>::iterator torsionIter;
364	>	void SimInfo::addInteractionPairs(Molecule* mol) {
365	>	ForceFieldOptions& options_ = forceField_->getForceFieldOptions();
366	>	vector<Bond*>::iterator bondIter;
367	>	vector<Bend*>::iterator bendIter;
368	>	vector<Torsion*>::iterator torsionIter;
369	>	vector<Inversion*>::iterator inversionIter;
370		Bond* bond;
371		Bend* bend;
372		Torsion* torsion;
373	+	Inversion* inversion;
374		int a;
375		int b;
376		int c;
377		int d;
378	+
379	+	// atomGroups can be used to add special interaction maps between
380	+	// groups of atoms that are in two separate rigid bodies.
381	+	// However, most site-site interactions between two rigid bodies
382	+	// are probably not special, just the ones between the physically
383	+	// bonded atoms.  Interactions *within* a single rigid body should
384	+	// always be excluded.  These are done at the bottom of this
385	+	// function.
386	+
387	+	map<int, set<int> > atomGroups;
388	+	Molecule::RigidBodyIterator rbIter;
389	+	RigidBody* rb;
390	+	Molecule::IntegrableObjectIterator ii;
391	+	StuntDouble* sd;
392
393	<	for (bond= mol->beginBond(bondIter); bond != NULL; bond = mol->nextBond(bondIter)) {
393	>	for (sd = mol->beginIntegrableObject(ii); sd != NULL;
394	>	sd = mol->nextIntegrableObject(ii)) {
395	>
396	>	if (sd->isRigidBody()) {
397	>	rb = static_cast<RigidBody*>(sd);
398	>	vector<Atom*> atoms = rb->getAtoms();
399	>	set<int> rigidAtoms;
400	>	for (int i = 0; i < static_cast<int>(atoms.size()); ++i) {
401	>	rigidAtoms.insert(atoms[i]->getGlobalIndex());
402	>	}
403	>	for (int i = 0; i < static_cast<int>(atoms.size()); ++i) {
404	>	atomGroups.insert(map<int, set<int> >::value_type(atoms[i]->getGlobalIndex(), rigidAtoms));
405	>	}
406	>	} else {
407	>	set<int> oneAtomSet;
408	>	oneAtomSet.insert(sd->getGlobalIndex());
409	>	atomGroups.insert(map<int, set<int> >::value_type(sd->getGlobalIndex(), oneAtomSet));
410	>	}
411	>	}
412	>
413	>	for (bond= mol->beginBond(bondIter); bond != NULL;
414	>	bond = mol->nextBond(bondIter)) {
415	>
416		a = bond->getAtomA()->getGlobalIndex();
417	<	b = bond->getAtomB()->getGlobalIndex();
418	<	exclude_.addPair(a, b);
417	>	b = bond->getAtomB()->getGlobalIndex();
418	>
419	>	if (options_.havevdw12scale() || options_.haveelectrostatic12scale()) {
420	>	oneTwoInteractions_.addPair(a, b);
421	>	} else {
422	>	excludedInteractions_.addPair(a, b);
423	>	}
424		}
425
426	<	for (bend= mol->beginBend(bendIter); bend != NULL; bend = mol->nextBend(bendIter)) {
426	>	for (bend= mol->beginBend(bendIter); bend != NULL;
427	>	bend = mol->nextBend(bendIter)) {
428	>
429		a = bend->getAtomA()->getGlobalIndex();
430		b = bend->getAtomB()->getGlobalIndex();
431		c = bend->getAtomC()->getGlobalIndex();
432	+
433	+	if (options_.havevdw12scale() || options_.haveelectrostatic12scale()) {
434	+	oneTwoInteractions_.addPair(a, b);
435	+	oneTwoInteractions_.addPair(b, c);
436	+	} else {
437	+	excludedInteractions_.addPair(a, b);
438	+	excludedInteractions_.addPair(b, c);
439	+	}
440
441	<	exclude_.addPair(a, b);
442	<	exclude_.addPair(a, c);
443	<	exclude_.addPair(b, c);
441	>	if (options_.havevdw13scale() || options_.haveelectrostatic13scale()) {
442	>	oneThreeInteractions_.addPair(a, c);
443	>	} else {
444	>	excludedInteractions_.addPair(a, c);
445	>	}
446		}
447
448	<	for (torsion= mol->beginTorsion(torsionIter); torsion != NULL; torsion = mol->nextTorsion(torsionIter)) {
448	>	for (torsion= mol->beginTorsion(torsionIter); torsion != NULL;
449	>	torsion = mol->nextTorsion(torsionIter)) {
450	>
451		a = torsion->getAtomA()->getGlobalIndex();
452		b = torsion->getAtomB()->getGlobalIndex();
453		c = torsion->getAtomC()->getGlobalIndex();
454	<	d = torsion->getAtomD()->getGlobalIndex();
454	>	d = torsion->getAtomD()->getGlobalIndex();
455
456	<	exclude_.addPair(a, b);
457	<	exclude_.addPair(a, c);
458	<	exclude_.addPair(a, d);
459	<	exclude_.addPair(b, c);
460	<	exclude_.addPair(b, d);
461	<	exclude_.addPair(c, d);
456	>	if (options_.havevdw12scale() || options_.haveelectrostatic12scale()) {
457	>	oneTwoInteractions_.addPair(a, b);
458	>	oneTwoInteractions_.addPair(b, c);
459	>	oneTwoInteractions_.addPair(c, d);
460	>	} else {
461	>	excludedInteractions_.addPair(a, b);
462	>	excludedInteractions_.addPair(b, c);
463	>	excludedInteractions_.addPair(c, d);
464	>	}
465	>
466	>	if (options_.havevdw13scale() || options_.haveelectrostatic13scale()) {
467	>	oneThreeInteractions_.addPair(a, c);
468	>	oneThreeInteractions_.addPair(b, d);
469	>	} else {
470	>	excludedInteractions_.addPair(a, c);
471	>	excludedInteractions_.addPair(b, d);
472	>	}
473	>
474	>	if (options_.havevdw14scale() || options_.haveelectrostatic14scale()) {
475	>	oneFourInteractions_.addPair(a, d);
476	>	} else {
477	>	excludedInteractions_.addPair(a, d);
478	>	}
479		}
480
481	<	Molecule::RigidBodyIterator rbIter;
482	<	RigidBody* rb;
483	<	for (rb = mol->beginRigidBody(rbIter); rb != NULL; rb = mol->nextRigidBody(rbIter)) {
484	<	std::vector<Atom*> atoms = rb->getAtoms();
485	<	for (int i = 0; i < atoms.size() -1 ; ++i) {
486	<	for (int j = i + 1; j < atoms.size(); ++j) {
481	>	for (inversion= mol->beginInversion(inversionIter); inversion != NULL;
482	>	inversion = mol->nextInversion(inversionIter)) {
483	>
484	>	a = inversion->getAtomA()->getGlobalIndex();
485	>	b = inversion->getAtomB()->getGlobalIndex();
486	>	c = inversion->getAtomC()->getGlobalIndex();
487	>	d = inversion->getAtomD()->getGlobalIndex();
488	>
489	>	if (options_.havevdw12scale() || options_.haveelectrostatic12scale()) {
490	>	oneTwoInteractions_.addPair(a, b);
491	>	oneTwoInteractions_.addPair(a, c);
492	>	oneTwoInteractions_.addPair(a, d);
493	>	} else {
494	>	excludedInteractions_.addPair(a, b);
495	>	excludedInteractions_.addPair(a, c);
496	>	excludedInteractions_.addPair(a, d);
497	>	}
498	>
499	>	if (options_.havevdw13scale() || options_.haveelectrostatic13scale()) {
500	>	oneThreeInteractions_.addPair(b, c);
501	>	oneThreeInteractions_.addPair(b, d);
502	>	oneThreeInteractions_.addPair(c, d);
503	>	} else {
504	>	excludedInteractions_.addPair(b, c);
505	>	excludedInteractions_.addPair(b, d);
506	>	excludedInteractions_.addPair(c, d);
507	>	}
508	>	}
509	>
510	>	for (rb = mol->beginRigidBody(rbIter); rb != NULL;
511	>	rb = mol->nextRigidBody(rbIter)) {
512	>	vector<Atom*> atoms = rb->getAtoms();
513	>	for (int i = 0; i < static_cast<int>(atoms.size()) -1 ; ++i) {
514	>	for (int j = i + 1; j < static_cast<int>(atoms.size()); ++j) {
515		a = atoms[i]->getGlobalIndex();
516		b = atoms[j]->getGlobalIndex();
517	<	exclude_.addPair(a, b);
517	>	excludedInteractions_.addPair(a, b);
518		}
519		}
520		}
521
522		}
523
524	<	void SimInfo::removeExcludePairs(Molecule* mol) {
525	<	std::vector<Bond*>::iterator bondIter;
526	<	std::vector<Bend*>::iterator bendIter;
527	<	std::vector<Torsion*>::iterator torsionIter;
524	>	void SimInfo::removeInteractionPairs(Molecule* mol) {
525	>	ForceFieldOptions& options_ = forceField_->getForceFieldOptions();
526	>	vector<Bond*>::iterator bondIter;
527	>	vector<Bend*>::iterator bendIter;
528	>	vector<Torsion*>::iterator torsionIter;
529	>	vector<Inversion*>::iterator inversionIter;
530		Bond* bond;
531		Bend* bend;
532		Torsion* torsion;
533	+	Inversion* inversion;
534		int a;
535		int b;
536		int c;
537		int d;
538	+
539	+	map<int, set<int> > atomGroups;
540	+	Molecule::RigidBodyIterator rbIter;
541	+	RigidBody* rb;
542	+	Molecule::IntegrableObjectIterator ii;
543	+	StuntDouble* sd;
544
545	<	for (bond= mol->beginBond(bondIter); bond != NULL; bond = mol->nextBond(bondIter)) {
545	>	for (sd = mol->beginIntegrableObject(ii); sd != NULL;
546	>	sd = mol->nextIntegrableObject(ii)) {
547	>
548	>	if (sd->isRigidBody()) {
549	>	rb = static_cast<RigidBody*>(sd);
550	>	vector<Atom*> atoms = rb->getAtoms();
551	>	set<int> rigidAtoms;
552	>	for (int i = 0; i < static_cast<int>(atoms.size()); ++i) {
553	>	rigidAtoms.insert(atoms[i]->getGlobalIndex());
554	>	}
555	>	for (int i = 0; i < static_cast<int>(atoms.size()); ++i) {
556	>	atomGroups.insert(map<int, set<int> >::value_type(atoms[i]->getGlobalIndex(), rigidAtoms));
557	>	}
558	>	} else {
559	>	set<int> oneAtomSet;
560	>	oneAtomSet.insert(sd->getGlobalIndex());
561	>	atomGroups.insert(map<int, set<int> >::value_type(sd->getGlobalIndex(), oneAtomSet));
562	>	}
563	>	}
564	>
565	>	for (bond= mol->beginBond(bondIter); bond != NULL;
566	>	bond = mol->nextBond(bondIter)) {
567	>
568		a = bond->getAtomA()->getGlobalIndex();
569	<	b = bond->getAtomB()->getGlobalIndex();
570	<	exclude_.removePair(a, b);
569	>	b = bond->getAtomB()->getGlobalIndex();
570	>
571	>	if (options_.havevdw12scale() || options_.haveelectrostatic12scale()) {
572	>	oneTwoInteractions_.removePair(a, b);
573	>	} else {
574	>	excludedInteractions_.removePair(a, b);
575	>	}
576		}
577
578	<	for (bend= mol->beginBend(bendIter); bend != NULL; bend = mol->nextBend(bendIter)) {
578	>	for (bend= mol->beginBend(bendIter); bend != NULL;
579	>	bend = mol->nextBend(bendIter)) {
580	>
581		a = bend->getAtomA()->getGlobalIndex();
582		b = bend->getAtomB()->getGlobalIndex();
583		c = bend->getAtomC()->getGlobalIndex();
584	+
585	+	if (options_.havevdw12scale() || options_.haveelectrostatic12scale()) {
586	+	oneTwoInteractions_.removePair(a, b);
587	+	oneTwoInteractions_.removePair(b, c);
588	+	} else {
589	+	excludedInteractions_.removePair(a, b);
590	+	excludedInteractions_.removePair(b, c);
591	+	}
592
593	<	exclude_.removePair(a, b);
594	<	exclude_.removePair(a, c);
595	<	exclude_.removePair(b, c);
593	>	if (options_.havevdw13scale() || options_.haveelectrostatic13scale()) {
594	>	oneThreeInteractions_.removePair(a, c);
595	>	} else {
596	>	excludedInteractions_.removePair(a, c);
597	>	}
598		}
599
600	<	for (torsion= mol->beginTorsion(torsionIter); torsion != NULL; torsion = mol->nextTorsion(torsionIter)) {
600	>	for (torsion= mol->beginTorsion(torsionIter); torsion != NULL;
601	>	torsion = mol->nextTorsion(torsionIter)) {
602	>
603		a = torsion->getAtomA()->getGlobalIndex();
604		b = torsion->getAtomB()->getGlobalIndex();
605		c = torsion->getAtomC()->getGlobalIndex();
606	<	d = torsion->getAtomD()->getGlobalIndex();
606	>	d = torsion->getAtomD()->getGlobalIndex();
607	>
608	>	if (options_.havevdw12scale() || options_.haveelectrostatic12scale()) {
609	>	oneTwoInteractions_.removePair(a, b);
610	>	oneTwoInteractions_.removePair(b, c);
611	>	oneTwoInteractions_.removePair(c, d);
612	>	} else {
613	>	excludedInteractions_.removePair(a, b);
614	>	excludedInteractions_.removePair(b, c);
615	>	excludedInteractions_.removePair(c, d);
616	>	}
617
618	<	exclude_.removePair(a, b);
619	<	exclude_.removePair(a, c);
620	<	exclude_.removePair(a, d);
621	<	exclude_.removePair(b, c);
622	<	exclude_.removePair(b, d);
623	<	exclude_.removePair(c, d);
618	>	if (options_.havevdw13scale() || options_.haveelectrostatic13scale()) {
619	>	oneThreeInteractions_.removePair(a, c);
620	>	oneThreeInteractions_.removePair(b, d);
621	>	} else {
622	>	excludedInteractions_.removePair(a, c);
623	>	excludedInteractions_.removePair(b, d);
624	>	}
625	>
626	>	if (options_.havevdw14scale() || options_.haveelectrostatic14scale()) {
627	>	oneFourInteractions_.removePair(a, d);
628	>	} else {
629	>	excludedInteractions_.removePair(a, d);
630	>	}
631		}
632
633	<	Molecule::RigidBodyIterator rbIter;
634	<	RigidBody* rb;
635	<	for (rb = mol->beginRigidBody(rbIter); rb != NULL; rb = mol->nextRigidBody(rbIter)) {
636	<	std::vector<Atom*> atoms = rb->getAtoms();
637	<	for (int i = 0; i < atoms.size() -1 ; ++i) {
638	<	for (int j = i + 1; j < atoms.size(); ++j) {
633	>	for (inversion= mol->beginInversion(inversionIter); inversion != NULL;
634	>	inversion = mol->nextInversion(inversionIter)) {
635	>
636	>	a = inversion->getAtomA()->getGlobalIndex();
637	>	b = inversion->getAtomB()->getGlobalIndex();
638	>	c = inversion->getAtomC()->getGlobalIndex();
639	>	d = inversion->getAtomD()->getGlobalIndex();
640	>
641	>	if (options_.havevdw12scale() || options_.haveelectrostatic12scale()) {
642	>	oneTwoInteractions_.removePair(a, b);
643	>	oneTwoInteractions_.removePair(a, c);
644	>	oneTwoInteractions_.removePair(a, d);
645	>	} else {
646	>	excludedInteractions_.removePair(a, b);
647	>	excludedInteractions_.removePair(a, c);
648	>	excludedInteractions_.removePair(a, d);
649	>	}
650	>
651	>	if (options_.havevdw13scale() || options_.haveelectrostatic13scale()) {
652	>	oneThreeInteractions_.removePair(b, c);
653	>	oneThreeInteractions_.removePair(b, d);
654	>	oneThreeInteractions_.removePair(c, d);
655	>	} else {
656	>	excludedInteractions_.removePair(b, c);
657	>	excludedInteractions_.removePair(b, d);
658	>	excludedInteractions_.removePair(c, d);
659	>	}
660	>	}
661	>
662	>	for (rb = mol->beginRigidBody(rbIter); rb != NULL;
663	>	rb = mol->nextRigidBody(rbIter)) {
664	>	vector<Atom*> atoms = rb->getAtoms();
665	>	for (int i = 0; i < static_cast<int>(atoms.size()) -1 ; ++i) {
666	>	for (int j = i + 1; j < static_cast<int>(atoms.size()); ++j) {
667		a = atoms[i]->getGlobalIndex();
668		b = atoms[j]->getGlobalIndex();
669	<	exclude_.removePair(a, b);
669	>	excludedInteractions_.removePair(a, b);
670		}
671		}
672		}
673	<
673	>
674		}
675	<
676	<
675	>
676	>
677		void SimInfo::addMoleculeStamp(MoleculeStamp* molStamp, int nmol) {
678		int curStampId;
679	<
679	>
680		//index from 0
681		curStampId = moleculeStamps_.size();
682
#	Line 456 | Line 684 | namespace oopse {
684		molStampIds_.insert(molStampIds_.end(), nmol, curStampId);
685		}
686
459	–	void SimInfo::update() {
687
688	<	setupSimType();
689	<
690	<	#ifdef IS_MPI
691	<	setupFortranParallel();
692	<	#endif
693	<
694	<	setupFortranSim();
695	<
696	<	//setup fortran force field
470	<	/** @deprecate */
471	<	int isError = 0;
472	<
473	<	setupElectrostaticSummationMethod( isError );
474	<
475	<	if(isError){
476	<	sprintf( painCave.errMsg,
477	<	"ForceField error: There was an error initializing the forceField in fortran.\n" );
478	<	painCave.isFatal = 1;
479	<	simError();
480	<	}
481	<
482	<
483	<	setupCutoff();
484	<
688	>	/**
689	>	* update
690	>	*
691	>	*  Performs the global checks and variable settings after the
692	>	*  objects have been created.
693	>	*
694	>	*/
695	>	void SimInfo::update() {
696	>	setupSimVariables();
697		calcNdf();
698		calcNdfRaw();
699		calcNdfTrans();
488	–
489	–	fortranInitialized_ = true;
700		}
701	<
702	<	std::set<AtomType*> SimInfo::getUniqueAtomTypes() {
701	>
702	>	/**
703	>	* getSimulatedAtomTypes
704	>	*
705	>	* Returns an STL set of AtomType* that are actually present in this
706	>	* simulation.  Must query all processors to assemble this information.
707	>	*
708	>	*/
709	>	set<AtomType*> SimInfo::getSimulatedAtomTypes() {
710		SimInfo::MoleculeIterator mi;
711		Molecule* mol;
712		Molecule::AtomIterator ai;
713		Atom* atom;
714	<	std::set<AtomType*> atomTypes;
715	<
714	>	set<AtomType*> atomTypes;
715	>
716		for(mol = beginMolecule(mi); mol != NULL; mol = nextMolecule(mi)) {
717	<
718	<	for(atom = mol->beginAtom(ai); atom != NULL; atom = mol->nextAtom(ai)) {
717	>	for(atom = mol->beginAtom(ai); atom != NULL;
718	>	atom = mol->nextAtom(ai)) {
719		atomTypes.insert(atom->getAtomType());
720	<	}
721	<
722	<	}
720	>	}
721	>	}
722	>
723	>	#ifdef IS_MPI
724
725	<	return atomTypes;
726	<	}
509	<
510	<	void SimInfo::setupSimType() {
511	<	std::set<AtomType*>::iterator i;
512	<	std::set<AtomType*> atomTypes;
513	<	atomTypes = getUniqueAtomTypes();
725	>	// loop over the found atom types on this processor, and add their
726	>	// numerical idents to a vector:
727
728	<	int useLennardJones = 0;
729	<	int useElectrostatic = 0;
730	<	int useEAM = 0;
731	<	int useCharge = 0;
519	<	int useDirectional = 0;
520	<	int useDipole = 0;
521	<	int useGayBerne = 0;
522	<	int useSticky = 0;
523	<	int useStickyPower = 0;
524	<	int useShape = 0;
525	<	int useFLARB = 0; //it is not in AtomType yet
526	<	int useDirectionalAtom = 0;
527	<	int useElectrostatics = 0;
528	<	//usePBC and useRF are from simParams
529	<	int usePBC = simParams_->getUsePeriodicBoundaryConditions();
530	<	int useRF;
531	<	int useDW;
532	<	std::string myMethod;
728	>	vector<int> foundTypes;
729	>	set<AtomType*>::iterator i;
730	>	for (i = atomTypes.begin(); i != atomTypes.end(); ++i)
731	>	foundTypes.push_back( (*i)->getIdent() );
732
733	<	// set the useRF logical
734	<	useRF = 0;
536	<	useDW = 0;
733	>	// count_local holds the number of found types on this processor
734	>	int count_local = foundTypes.size();
735
736	+	int nproc = MPI::COMM_WORLD.Get_size();
737
738	<	if (simParams_->haveElectrostaticSummationMethod()) {
739	<	std::string myMethod = simParams_->getElectrostaticSummationMethod();
740	<	toUpper(myMethod);
741	<	if (myMethod == "REACTION_FIELD") {
543	<	useRF=1;
544	<	} else {
545	<	if (myMethod == "DAMPED_WOLF") {
546	<	useDW = 1;
547	<	}
548	<	}
549	<	}
738	>	// we need arrays to hold the counts and displacement vectors for
739	>	// all processors
740	>	vector<int> counts(nproc, 0);
741	>	vector<int> disps(nproc, 0);
742
743	<	//loop over all of the atom types
744	<	for (i = atomTypes.begin(); i != atomTypes.end(); ++i) {
745	<	useLennardJones |= (*i)->isLennardJones();
746	<	useElectrostatic |= (*i)->isElectrostatic();
747	<	useEAM |= (*i)->isEAM();
748	<	useCharge |= (*i)->isCharge();
749	<	useDirectional |= (*i)->isDirectional();
750	<	useDipole |= (*i)->isDipole();
751	<	useGayBerne |= (*i)->isGayBerne();
752	<	useSticky |= (*i)->isSticky();
561	<	useStickyPower |= (*i)->isStickyPower();
562	<	useShape |= (*i)->isShape();
743	>	// fill the counts array
744	>	MPI::COMM_WORLD.Allgather(&count_local, 1, MPI::INT, &counts[0],
745	>	1, MPI::INT);
746	>
747	>	// use the processor counts to compute the displacement array
748	>	disps[0] = 0;
749	>	int totalCount = counts[0];
750	>	for (int iproc = 1; iproc < nproc; iproc++) {
751	>	disps[iproc] = disps[iproc-1] + counts[iproc-1];
752	>	totalCount += counts[iproc];
753		}
754
755	<	if (useSticky || useStickyPower || useDipole || useGayBerne || useShape) {
756	<	useDirectionalAtom = 1;
757	<	}
755	>	// we need a (possibly redundant) set of all found types:
756	>	vector<int> ftGlobal(totalCount);
757	>
758	>	// now spray out the foundTypes to all the other processors:
759	>	MPI::COMM_WORLD.Allgatherv(&foundTypes[0], count_local, MPI::INT,
760	>	&ftGlobal[0], &counts[0], &disps[0],
761	>	MPI::INT);
762
763	<	if (useCharge || useDipole) {
570	<	useElectrostatics = 1;
571	<	}
763	>	vector<int>::iterator j;
764
765	<	#ifdef IS_MPI
766	<	int temp;
765	>	// foundIdents is a stl set, so inserting an already found ident
766	>	// will have no effect.
767	>	set<int> foundIdents;
768
769	<	temp = usePBC;
770	<	MPI_Allreduce(&temp, &usePBC, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
769	>	for (j = ftGlobal.begin(); j != ftGlobal.end(); ++j)
770	>	foundIdents.insert((*j));
771	>
772	>	// now iterate over the foundIdents and get the actual atom types
773	>	// that correspond to these:
774	>	set<int>::iterator it;
775	>	for (it = foundIdents.begin(); it != foundIdents.end(); ++it)
776	>	atomTypes.insert( forceField_->getAtomType((*it)) );
777	>
778	>	#endif
779
780	<	temp = useDirectionalAtom;
781	<	MPI_Allreduce(&temp, &useDirectionalAtom, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
780	>	return atomTypes;
781	>	}
782
783	<	temp = useLennardJones;
784	<	MPI_Allreduce(&temp, &useLennardJones, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
783	>	void SimInfo::setupSimVariables() {
784	>	useAtomicVirial_ = simParams_->getUseAtomicVirial();
785	>	// we only call setAccumulateBoxDipole if the accumulateBoxDipole
786	>	// parameter is true
787	>	calcBoxDipole_ = false;
788	>	if ( simParams_->haveAccumulateBoxDipole() )
789	>	if ( simParams_->getAccumulateBoxDipole() ) {
790	>	calcBoxDipole_ = true;
791	>	}
792	>
793	>	set<AtomType*>::iterator i;
794	>	set<AtomType*> atomTypes;
795	>	atomTypes = getSimulatedAtomTypes();
796	>	bool usesElectrostatic = false;
797	>	bool usesMetallic = false;
798	>	bool usesDirectional = false;
799	>	bool usesFluctuatingCharges =  false;
800	>	//loop over all of the atom types
801	>	for (i = atomTypes.begin(); i != atomTypes.end(); ++i) {
802	>	usesElectrostatic |= (*i)->isElectrostatic();
803	>	usesMetallic |= (*i)->isMetal();
804	>	usesDirectional |= (*i)->isDirectional();
805	>	usesFluctuatingCharges |= (*i)->isFluctuatingCharge();
806	>	}
807
808	<	temp = useElectrostatics;
809	<	MPI_Allreduce(&temp, &useElectrostatics, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
808	>	#ifdef IS_MPI
809	>	bool temp;
810	>	temp = usesDirectional;
811	>	MPI::COMM_WORLD.Allreduce(&temp, &usesDirectionalAtoms_, 1, MPI::BOOL,
812	>	MPI::LOR);
813	>
814	>	temp = usesMetallic;
815	>	MPI::COMM_WORLD.Allreduce(&temp, &usesMetallicAtoms_, 1, MPI::BOOL,
816	>	MPI::LOR);
817	>
818	>	temp = usesElectrostatic;
819	>	MPI::COMM_WORLD.Allreduce(&temp, &usesElectrostaticAtoms_, 1, MPI::BOOL,
820	>	MPI::LOR);
821
822	<	temp = useCharge;
823	<	MPI_Allreduce(&temp, &useCharge, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
822	>	temp = usesFluctuatingCharges;
823	>	MPI::COMM_WORLD.Allreduce(&temp, &usesFluctuatingCharges_, 1, MPI::BOOL,
824	>	MPI::LOR);
825	>	#else
826
827	<	temp = useDipole;
828	<	MPI_Allreduce(&temp, &useDipole, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
827	>	usesDirectionalAtoms_ = usesDirectional;
828	>	usesMetallicAtoms_ = usesMetallic;
829	>	usesElectrostaticAtoms_ = usesElectrostatic;
830	>	usesFluctuatingCharges_ = usesFluctuatingCharges;
831
832	<	temp = useSticky;
595	<	MPI_Allreduce(&temp, &useSticky, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
596	<
597	<	temp = useStickyPower;
598	<	MPI_Allreduce(&temp, &useStickyPower, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
832	>	#endif
833
834	<	temp = useGayBerne;
835	<	MPI_Allreduce(&temp, &useGayBerne, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
834	>	requiresPrepair_ = usesMetallicAtoms_ ? true : false;
835	>	requiresSkipCorrection_ = usesElectrostaticAtoms_ ? true : false;
836	>	requiresSelfCorrection_ = usesElectrostaticAtoms_ ? true : false;
837	>	}
838
603	–	temp = useEAM;
604	–	MPI_Allreduce(&temp, &useEAM, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
839
840	<	temp = useShape;
841	<	MPI_Allreduce(&temp, &useShape, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
840	>	vector<int> SimInfo::getGlobalAtomIndices() {
841	>	SimInfo::MoleculeIterator mi;
842	>	Molecule* mol;
843	>	Molecule::AtomIterator ai;
844	>	Atom* atom;
845
846	<	temp = useFLARB;
847	<	MPI_Allreduce(&temp, &useFLARB, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
846	>	vector<int> GlobalAtomIndices(getNAtoms(), 0);
847	>
848	>	for (mol = beginMolecule(mi); mol != NULL; mol  = nextMolecule(mi)) {
849	>
850	>	for (atom = mol->beginAtom(ai); atom != NULL; atom = mol->nextAtom(ai)) {
851	>	GlobalAtomIndices[atom->getLocalIndex()] = atom->getGlobalIndex();
852	>	}
853	>	}
854	>	return GlobalAtomIndices;
855	>	}
856
612	–	temp = useRF;
613	–	MPI_Allreduce(&temp, &useRF, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
857
858	<	temp = useDW;
859	<	MPI_Allreduce(&temp, &useDW, 1, MPI_INT, MPI_LOR, MPI_COMM_WORLD);
858	>	vector<int> SimInfo::getGlobalGroupIndices() {
859	>	SimInfo::MoleculeIterator mi;
860	>	Molecule* mol;
861	>	Molecule::CutoffGroupIterator ci;
862	>	CutoffGroup* cg;
863
864	<	#endif
865	<
866	<	fInfo_.SIM_uses_PBC = usePBC;
621	<	fInfo_.SIM_uses_DirectionalAtoms = useDirectionalAtom;
622	<	fInfo_.SIM_uses_LennardJones = useLennardJones;
623	<	fInfo_.SIM_uses_Electrostatics = useElectrostatics;
624	<	fInfo_.SIM_uses_Charges = useCharge;
625	<	fInfo_.SIM_uses_Dipoles = useDipole;
626	<	fInfo_.SIM_uses_Sticky = useSticky;
627	<	fInfo_.SIM_uses_StickyPower = useStickyPower;
628	<	fInfo_.SIM_uses_GayBerne = useGayBerne;
629	<	fInfo_.SIM_uses_EAM = useEAM;
630	<	fInfo_.SIM_uses_Shapes = useShape;
631	<	fInfo_.SIM_uses_FLARB = useFLARB;
632	<	fInfo_.SIM_uses_RF = useRF;
633	<	fInfo_.SIM_uses_DampedWolf = useDW;
634	<
635	<	if( myMethod == "REACTION_FIELD") {
864	>	vector<int> GlobalGroupIndices;
865	>
866	>	for (mol = beginMolecule(mi); mol != NULL; mol  = nextMolecule(mi)) {
867
868	<	if (simParams_->haveDielectric()) {
869	<	fInfo_.dielect = simParams_->getDielectric();
870	<	} else {
871	<	sprintf(painCave.errMsg,
872	<	"SimSetup Error: No Dielectric constant was set.\n"
873	<	"\tYou are trying to use Reaction Field without"
643	<	"\tsetting a dielectric constant!\n");
644	<	painCave.isFatal = 1;
645	<	simError();
646	<	}
868	>	//local index of cutoff group is trivial, it only depends on the
869	>	//order of travesing
870	>	for (cg = mol->beginCutoffGroup(ci); cg != NULL;
871	>	cg = mol->nextCutoffGroup(ci)) {
872	>	GlobalGroupIndices.push_back(cg->getGlobalIndex());
873	>	}
874		}
875	<
875	>	return GlobalGroupIndices;
876		}
877
651	–	void SimInfo::setupFortranSim() {
652	–	int isError;
653	–	int nExclude;
654	–	std::vector<int> fortranGlobalGroupMembership;
655	–
656	–	nExclude = exclude_.getSize();
657	–	isError = 0;
878
879	<	//globalGroupMembership_ is filled by SimCreator
660	<	for (int i = 0; i < nGlobalAtoms_; i++) {
661	<	fortranGlobalGroupMembership.push_back(globalGroupMembership_[i] + 1);
662	<	}
879	>	void SimInfo::prepareTopology() {
880
881		//calculate mass ratio of cutoff group
665	–	std::vector<double> mfact;
882		SimInfo::MoleculeIterator mi;
883		Molecule* mol;
884		Molecule::CutoffGroupIterator ci;
885		CutoffGroup* cg;
886		Molecule::AtomIterator ai;
887		Atom* atom;
888	<	double totalMass;
888	>	RealType totalMass;
889
890	<	//to avoid memory reallocation, reserve enough space for mfact
891	<	mfact.reserve(getNCutoffGroups());
890	>	/**
891	>	* The mass factor is the relative mass of an atom to the total
892	>	* mass of the cutoff group it belongs to.  By default, all atoms
893	>	* are their own cutoff groups, and therefore have mass factors of
894	>	* 1.  We need some special handling for massless atoms, which
895	>	* will be treated as carrying the entire mass of the cutoff
896	>	* group.
897	>	*/
898	>	massFactors_.clear();
899	>	massFactors_.resize(getNAtoms(), 1.0);
900
901		for(mol = beginMolecule(mi); mol != NULL; mol = nextMolecule(mi)) {
902	<	for (cg = mol->beginCutoffGroup(ci); cg != NULL; cg = mol->nextCutoffGroup(ci)) {
902	>	for (cg = mol->beginCutoffGroup(ci); cg != NULL;
903	>	cg = mol->nextCutoffGroup(ci)) {
904
905		totalMass = cg->getMass();
906		for(atom = cg->beginAtom(ai); atom != NULL; atom = cg->nextAtom(ai)) {
907		// Check for massless groups - set mfact to 1 if true
908	<	if (totalMass != 0)
909	<	mfact.push_back(atom->getMass()/totalMass);
908	>	if (totalMass != 0)
909	>	massFactors_[atom->getLocalIndex()] = atom->getMass()/totalMass;
910		else
911	<	mfact.push_back( 1.0 );
911	>	massFactors_[atom->getLocalIndex()] = 1.0;
912		}
688	–
913		}
914		}
915
916	<	//fill ident array of local atoms (it is actually ident of AtomType, it is so confusing !!!)
693	<	std::vector<int> identArray;
916	>	// Build the identArray_
917
918	<	//to avoid memory reallocation, reserve enough space identArray
919	<	identArray.reserve(getNAtoms());
697	<
918	>	identArray_.clear();
919	>	identArray_.reserve(getNAtoms());
920		for(mol = beginMolecule(mi); mol != NULL; mol = nextMolecule(mi)) {
921		for(atom = mol->beginAtom(ai); atom != NULL; atom = mol->nextAtom(ai)) {
922	<	identArray.push_back(atom->getIdent());
922	>	identArray_.push_back(atom->getIdent());
923		}
924		}
703	–
704	–	//fill molMembershipArray
705	–	//molMembershipArray is filled by SimCreator
706	–	std::vector<int> molMembershipArray(nGlobalAtoms_);
707	–	for (int i = 0; i < nGlobalAtoms_; i++) {
708	–	molMembershipArray[i] = globalMolMembership_[i] + 1;
709	–	}
925
926	<	//setup fortran simulation
712	<	int nGlobalExcludes = 0;
713	<	int* globalExcludes = NULL;
714	<	int* excludeList = exclude_.getExcludeList();
715	<	setFortranSim( &fInfo_, &nGlobalAtoms_, &nAtoms_, &identArray[0], &nExclude, excludeList ,
716	<	&nGlobalExcludes, globalExcludes, &molMembershipArray[0],
717	<	&mfact[0], &nCutoffGroups_, &fortranGlobalGroupMembership[0], &isError);
926	>	//scan topology
927
928	<	if( isError ){
929	<
930	<	sprintf( painCave.errMsg,
931	<	"There was an error setting the simulation information in fortran.\n" );
723	<	painCave.isFatal = 1;
724	<	painCave.severity = OOPSE_ERROR;
725	<	simError();
726	<	}
727	<
728	<	#ifdef IS_MPI
729	<	sprintf( checkPointMsg,
730	<	"succesfully sent the simulation information to fortran.\n");
731	<	MPIcheckPoint();
732	<	#endif // is_mpi
733	<	}
734	<
735	<
736	<	#ifdef IS_MPI
737	<	void SimInfo::setupFortranParallel() {
738	<
739	<	//SimInfo is responsible for creating localToGlobalAtomIndex and localToGlobalGroupIndex
740	<	std::vector<int> localToGlobalAtomIndex(getNAtoms(), 0);
741	<	std::vector<int> localToGlobalCutoffGroupIndex;
742	<	SimInfo::MoleculeIterator mi;
743	<	Molecule::AtomIterator ai;
744	<	Molecule::CutoffGroupIterator ci;
745	<	Molecule* mol;
746	<	Atom* atom;
747	<	CutoffGroup* cg;
748	<	mpiSimData parallelData;
749	<	int isError;
750	<
751	<	for (mol = beginMolecule(mi); mol != NULL; mol  = nextMolecule(mi)) {
752	<
753	<	//local index(index in DataStorge) of atom is important
754	<	for (atom = mol->beginAtom(ai); atom != NULL; atom = mol->nextAtom(ai)) {
755	<	localToGlobalAtomIndex[atom->getLocalIndex()] = atom->getGlobalIndex() + 1;
756	<	}
757	<
758	<	//local index of cutoff group is trivial, it only depends on the order of travesing
759	<	for (cg = mol->beginCutoffGroup(ci); cg != NULL; cg = mol->nextCutoffGroup(ci)) {
760	<	localToGlobalCutoffGroupIndex.push_back(cg->getGlobalIndex() + 1);
761	<	}
762	<
763	<	}
764	<
765	<	//fill up mpiSimData struct
766	<	parallelData.nMolGlobal = getNGlobalMolecules();
767	<	parallelData.nMolLocal = getNMolecules();
768	<	parallelData.nAtomsGlobal = getNGlobalAtoms();
769	<	parallelData.nAtomsLocal = getNAtoms();
770	<	parallelData.nGroupsGlobal = getNGlobalCutoffGroups();
771	<	parallelData.nGroupsLocal = getNCutoffGroups();
772	<	parallelData.myNode = worldRank;
773	<	MPI_Comm_size(MPI_COMM_WORLD, &(parallelData.nProcessors));
774	<
775	<	//pass mpiSimData struct and index arrays to fortran
776	<	setFsimParallel(&parallelData, &(parallelData.nAtomsLocal),
777	<	&localToGlobalAtomIndex[0],  &(parallelData.nGroupsLocal),
778	<	&localToGlobalCutoffGroupIndex[0], &isError);
779	<
780	<	if (isError) {
781	<	sprintf(painCave.errMsg,
782	<	"mpiRefresh errror: fortran didn't like something we gave it.\n");
783	<	painCave.isFatal = 1;
784	<	simError();
785	<	}
786	<
787	<	sprintf(checkPointMsg, " mpiRefresh successful.\n");
788	<	MPIcheckPoint();
789	<
790	<
791	<	}
792	<
793	<	#endif
794	<
795	<	double SimInfo::calcMaxCutoffRadius() {
796	<
797	<
798	<	std::set<AtomType*> atomTypes;
799	<	std::set<AtomType*>::iterator i;
800	<	std::vector<double> cutoffRadius;
801	<
802	<	//get the unique atom types
803	<	atomTypes = getUniqueAtomTypes();
804	<
805	<	//query the max cutoff radius among these atom types
806	<	for (i = atomTypes.begin(); i != atomTypes.end(); ++i) {
807	<	cutoffRadius.push_back(forceField_->getRcutFromAtomType(*i));
808	<	}
809	<
810	<	double maxCutoffRadius = *(std::max_element(cutoffRadius.begin(), cutoffRadius.end()));
811	<	#ifdef IS_MPI
812	<	//pick the max cutoff radius among the processors
813	<	#endif
814	<
815	<	return maxCutoffRadius;
816	<	}
817	<
818	<	void SimInfo::getCutoff(double& rcut, double& rsw) {
819	<
820	<	if (fInfo_.SIM_uses_Charges | fInfo_.SIM_uses_Dipoles | fInfo_.SIM_uses_RF) {
821	<
822	<	if (!simParams_->haveCutoffRadius()){
823	<	sprintf(painCave.errMsg,
824	<	"SimCreator Warning: No value was set for the cutoffRadius.\n"
825	<	"\tOOPSE will use a default value of 15.0 angstroms"
826	<	"\tfor the cutoffRadius.\n");
827	<	painCave.isFatal = 0;
828	<	simError();
829	<	rcut = 15.0;
830	<	} else{
831	<	rcut = simParams_->getCutoffRadius();
832	<	}
833	<
834	<	if (!simParams_->haveSwitchingRadius()){
835	<	sprintf(painCave.errMsg,
836	<	"SimCreator Warning: No value was set for switchingRadius.\n"
837	<	"\tOOPSE will use a default value of\n"
838	<	"\t0.85 * cutoffRadius for the switchingRadius\n");
839	<	painCave.isFatal = 0;
840	<	simError();
841	<	rsw = 0.85 * rcut;
842	<	} else{
843	<	rsw = simParams_->getSwitchingRadius();
844	<	}
928	>	int* excludeList = excludedInteractions_.getPairList();
929	>	int* oneTwoList = oneTwoInteractions_.getPairList();
930	>	int* oneThreeList = oneThreeInteractions_.getPairList();
931	>	int* oneFourList = oneFourInteractions_.getPairList();
932
933	<	} else {
847	<	// if charge, dipole or reaction field is not used and the cutofff radius is not specified in
848	<	//meta-data file, the maximum cutoff radius calculated from forcefiled will be used
849	<
850	<	if (simParams_->haveCutoffRadius()) {
851	<	rcut = simParams_->getCutoffRadius();
852	<	} else {
853	<	//set cutoff radius to the maximum cutoff radius based on atom types in the whole system
854	<	rcut = calcMaxCutoffRadius();
855	<	}
856	<
857	<	if (simParams_->haveSwitchingRadius()) {
858	<	rsw  = simParams_->getSwitchingRadius();
859	<	} else {
860	<	rsw = rcut;
861	<	}
862	<
863	<	}
933	>	topologyDone_ = true;
934		}
935
866	–	void SimInfo::setupCutoff() {
867	–	getCutoff(rcut_, rsw_);
868	–	double rnblist = rcut_ + 1; // skin of neighbor list
869	–
870	–	//Pass these cutoff radius etc. to fortran. This function should be called once and only once
871	–
872	–	int cp =  TRADITIONAL_CUTOFF_POLICY;
873	–	if (simParams_->haveCutoffPolicy()) {
874	–	std::string myPolicy = simParams_->getCutoffPolicy();
875	–	toUpper(myPolicy);
876	–	if (myPolicy == "MIX") {
877	–	cp = MIX_CUTOFF_POLICY;
878	–	} else {
879	–	if (myPolicy == "MAX") {
880	–	cp = MAX_CUTOFF_POLICY;
881	–	} else {
882	–	if (myPolicy == "TRADITIONAL") {
883	–	cp = TRADITIONAL_CUTOFF_POLICY;
884	–	} else {
885	–	// throw error
886	–	sprintf( painCave.errMsg,
887	–	"SimInfo error: Unknown cutoffPolicy. (Input file specified %s .)\n\tcutoffPolicy must be one of: \"Mix\", \"Max\", or \"Traditional\".", myPolicy.c_str() );
888	–	painCave.isFatal = 1;
889	–	simError();
890	–	}
891	–	}
892	–	}
893	–	}
894	–
895	–
896	–	if (simParams_->haveSkinThickness()) {
897	–	double skinThickness = simParams_->getSkinThickness();
898	–	}
899	–
900	–	notifyFortranCutoffs(&rcut_, &rsw_, &rnblist, &cp);
901	–	// also send cutoff notification to electrostatics
902	–	setElectrostaticCutoffRadius(&rcut_, &rsw_);
903	–	}
904	–
905	–	void SimInfo::setupElectrostaticSummationMethod( int isError ) {
906	–
907	–	int errorOut;
908	–	int esm =  NONE;
909	–	double alphaVal;
910	–	double dielectric;
911	–
912	–	errorOut = isError;
913	–	alphaVal = simParams_->getDampingAlpha();
914	–	dielectric = simParams_->getDielectric();
915	–
916	–	if (simParams_->haveElectrostaticSummationMethod()) {
917	–	std::string myMethod = simParams_->getElectrostaticSummationMethod();
918	–	toUpper(myMethod);
919	–	if (myMethod == "NONE") {
920	–	esm = NONE;
921	–	} else {
922	–	if (myMethod == "UNDAMPED_WOLF") {
923	–	esm = UNDAMPED_WOLF;
924	–	} else {
925	–	if (myMethod == "DAMPED_WOLF") {
926	–	esm = DAMPED_WOLF;
927	–	if (!simParams_->haveDampingAlpha()) {
928	–	//throw error
929	–	sprintf( painCave.errMsg,
930	–	"SimInfo warning: dampingAlpha was not specified in the input file. A default value of %f (1/ang) will be used for the Damped Wolf Method.", alphaVal);
931	–	painCave.isFatal = 0;
932	–	simError();
933	–	}
934	–	} else {
935	–	if (myMethod == "REACTION_FIELD") {
936	–	esm = REACTION_FIELD;
937	–	} else {
938	–	// throw error
939	–	sprintf( painCave.errMsg,
940	–	"SimInfo error: Unknown electrostaticSummationMethod. (Input file specified %s .)\n\telectrostaticSummationMethod must be one of: \"none\", \"undamped_wolf\", \"damped_wolf\", or \"reaction_field\".", myMethod.c_str() );
941	–	painCave.isFatal = 1;
942	–	simError();
943	–	}
944	–	}
945	–	}
946	–	}
947	–	}
948	–	// let's pass some summation method variables to fortran
949	–	setElectrostaticSummationMethod( &esm );
950	–	setDampedWolfAlpha( &alphaVal );
951	–	setReactionFieldDielectric( &dielectric );
952	–	initFortranFF( &esm, &errorOut );
953	–	}
954	–
936		void SimInfo::addProperty(GenericData* genData) {
937		properties_.addProperty(genData);
938		}
939
940	<	void SimInfo::removeProperty(const std::string& propName) {
940	>	void SimInfo::removeProperty(const string& propName) {
941		properties_.removeProperty(propName);
942		}
943
#	Line 964 | Line 945 | namespace oopse {
945		properties_.clearProperties();
946		}
947
948	<	std::vector<std::string> SimInfo::getPropertyNames() {
948	>	vector<string> SimInfo::getPropertyNames() {
949		return properties_.getPropertyNames();
950		}
951
952	<	std::vector<GenericData*> SimInfo::getProperties() {
952	>	vector<GenericData*> SimInfo::getProperties() {
953		return properties_.getProperties();
954		}
955
956	<	GenericData* SimInfo::getPropertyByName(const std::string& propName) {
956	>	GenericData* SimInfo::getPropertyByName(const string& propName) {
957		return properties_.getPropertyByName(propName);
958		}
959
#	Line 986 | Line 967 | namespace oopse {
967		Molecule* mol;
968		RigidBody* rb;
969		Atom* atom;
970	+	CutoffGroup* cg;
971		SimInfo::MoleculeIterator mi;
972		Molecule::RigidBodyIterator rbIter;
973	<	Molecule::AtomIterator atomIter;;
973	>	Molecule::AtomIterator atomIter;
974	>	Molecule::CutoffGroupIterator cgIter;
975
976		for (mol = beginMolecule(mi); mol != NULL; mol = nextMolecule(mi)) {
977
978	<	for (atom = mol->beginAtom(atomIter); atom != NULL; atom = mol->nextAtom(atomIter)) {
978	>	for (atom = mol->beginAtom(atomIter); atom != NULL;
979	>	atom = mol->nextAtom(atomIter)) {
980		atom->setSnapshotManager(sman_);
981		}
982
983	<	for (rb = mol->beginRigidBody(rbIter); rb != NULL; rb = mol->nextRigidBody(rbIter)) {
983	>	for (rb = mol->beginRigidBody(rbIter); rb != NULL;
984	>	rb = mol->nextRigidBody(rbIter)) {
985		rb->setSnapshotManager(sman_);
986		}
987	+
988	+	for (cg = mol->beginCutoffGroup(cgIter); cg != NULL;
989	+	cg = mol->nextCutoffGroup(cgIter)) {
990	+	cg->setSnapshotManager(sman_);
991	+	}
992		}
993
994		}
995
1006	–	Vector3d SimInfo::getComVel(){
1007	–	SimInfo::MoleculeIterator i;
1008	–	Molecule* mol;
996
997	<	Vector3d comVel(0.0);
1011	<	double totalMass = 0.0;
1012	<
1013	<
1014	<	for (mol = beginMolecule(i); mol != NULL; mol = nextMolecule(i)) {
1015	<	double mass = mol->getMass();
1016	<	totalMass += mass;
1017	<	comVel += mass * mol->getComVel();
1018	<	}
997	>	ostream& operator <<(ostream& o, SimInfo& info) {
998
1020	–	#ifdef IS_MPI
1021	–	double tmpMass = totalMass;
1022	–	Vector3d tmpComVel(comVel);
1023	–	MPI_Allreduce(&tmpMass,&totalMass,1,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1024	–	MPI_Allreduce(tmpComVel.getArrayPointer(), comVel.getArrayPointer(),3,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1025	–	#endif
1026	–
1027	–	comVel /= totalMass;
1028	–
1029	–	return comVel;
1030	–	}
1031	–
1032	–	Vector3d SimInfo::getCom(){
1033	–	SimInfo::MoleculeIterator i;
1034	–	Molecule* mol;
1035	–
1036	–	Vector3d com(0.0);
1037	–	double totalMass = 0.0;
1038	–
1039	–	for (mol = beginMolecule(i); mol != NULL; mol = nextMolecule(i)) {
1040	–	double mass = mol->getMass();
1041	–	totalMass += mass;
1042	–	com += mass * mol->getCom();
1043	–	}
1044	–
1045	–	#ifdef IS_MPI
1046	–	double tmpMass = totalMass;
1047	–	Vector3d tmpCom(com);
1048	–	MPI_Allreduce(&tmpMass,&totalMass,1,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1049	–	MPI_Allreduce(tmpCom.getArrayPointer(), com.getArrayPointer(),3,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1050	–	#endif
1051	–
1052	–	com /= totalMass;
1053	–
1054	–	return com;
1055	–
1056	–	}
1057	–
1058	–	std::ostream& operator <<(std::ostream& o, SimInfo& info) {
1059	–
999		return o;
1000		}
1001
1002	<
1003	<	/*
1004	<	Returns center of mass and center of mass velocity in one function call.
1005	<	*/
1006	<
1007	<	void SimInfo::getComAll(Vector3d &com, Vector3d &comVel){
1008	<	SimInfo::MoleculeIterator i;
1009	<	Molecule* mol;
1010	<
1011	<
1012	<	double totalMass = 0.0;
1013	<
1002	>
1003	>	StuntDouble* SimInfo::getIOIndexToIntegrableObject(int index) {
1004	>	if (index >= IOIndexToIntegrableObject.size()) {
1005	>	sprintf(painCave.errMsg,
1006	>	"SimInfo::getIOIndexToIntegrableObject Error: Integrable Object\n"
1007	>	"\tindex exceeds number of known objects!\n");
1008	>	painCave.isFatal = 1;
1009	>	simError();
1010	>	return NULL;
1011	>	} else
1012	>	return IOIndexToIntegrableObject.at(index);
1013	>	}
1014	>
1015	>	void SimInfo::setIOIndexToIntegrableObject(const vector<StuntDouble*>& v) {
1016	>	IOIndexToIntegrableObject= v;
1017	>	}
1018
1019	<	for (mol = beginMolecule(i); mol != NULL; mol = nextMolecule(i)) {
1020	<	double mass = mol->getMass();
1078	<	totalMass += mass;
1079	<	com += mass * mol->getCom();
1080	<	comVel += mass * mol->getComVel();
1081	<	}
1082	<
1019	>	int SimInfo::getNGlobalConstraints() {
1020	>	int nGlobalConstraints;
1021		#ifdef IS_MPI
1022	<	double tmpMass = totalMass;
1023	<	Vector3d tmpCom(com);
1024	<	Vector3d tmpComVel(comVel);
1025	<	MPI_Allreduce(&tmpMass,&totalMass,1,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1088	<	MPI_Allreduce(tmpCom.getArrayPointer(), com.getArrayPointer(),3,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1089	<	MPI_Allreduce(tmpComVel.getArrayPointer(), comVel.getArrayPointer(),3,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1022	>	MPI_Allreduce(&nConstraints_, &nGlobalConstraints, 1, MPI_INT, MPI_SUM,
1023	>	MPI_COMM_WORLD);
1024	>	#else
1025	>	nGlobalConstraints =  nConstraints_;
1026		#endif
1027	<
1028	<	com /= totalMass;
1093	<	comVel /= totalMass;
1094	<	}
1095	<
1096	<	/*
1097	<	Return intertia tensor for entire system and angular momentum Vector.
1027	>	return nGlobalConstraints;
1028	>	}
1029
1030	+	}//end namespace OpenMD
1031
1100	–	[  Ixx -Ixy  -Ixz ]
1101	–	J =| -Iyx  Iyy  -Iyz |
1102	–	[ -Izx -Iyz   Izz ]
1103	–	*/
1104	–
1105	–	void SimInfo::getInertiaTensor(Mat3x3d &inertiaTensor, Vector3d &angularMomentum){
1106	–
1107	–
1108	–	double xx = 0.0;
1109	–	double yy = 0.0;
1110	–	double zz = 0.0;
1111	–	double xy = 0.0;
1112	–	double xz = 0.0;
1113	–	double yz = 0.0;
1114	–	Vector3d com(0.0);
1115	–	Vector3d comVel(0.0);
1116	–
1117	–	getComAll(com, comVel);
1118	–
1119	–	SimInfo::MoleculeIterator i;
1120	–	Molecule* mol;
1121	–
1122	–	Vector3d thisq(0.0);
1123	–	Vector3d thisv(0.0);
1124	–
1125	–	double thisMass = 0.0;
1126	–
1127	–
1128	–
1129	–
1130	–	for (mol = beginMolecule(i); mol != NULL; mol = nextMolecule(i)) {
1131	–
1132	–	thisq = mol->getCom()-com;
1133	–	thisv = mol->getComVel()-comVel;
1134	–	thisMass = mol->getMass();
1135	–	// Compute moment of intertia coefficients.
1136	–	xx += thisq[0]*thisq[0]*thisMass;
1137	–	yy += thisq[1]*thisq[1]*thisMass;
1138	–	zz += thisq[2]*thisq[2]*thisMass;
1139	–
1140	–	// compute products of intertia
1141	–	xy += thisq[0]*thisq[1]*thisMass;
1142	–	xz += thisq[0]*thisq[2]*thisMass;
1143	–	yz += thisq[1]*thisq[2]*thisMass;
1144	–
1145	–	angularMomentum += cross( thisq, thisv ) * thisMass;
1146	–
1147	–	}
1148	–
1149	–
1150	–	inertiaTensor(0,0) = yy + zz;
1151	–	inertiaTensor(0,1) = -xy;
1152	–	inertiaTensor(0,2) = -xz;
1153	–	inertiaTensor(1,0) = -xy;
1154	–	inertiaTensor(1,1) = xx + zz;
1155	–	inertiaTensor(1,2) = -yz;
1156	–	inertiaTensor(2,0) = -xz;
1157	–	inertiaTensor(2,1) = -yz;
1158	–	inertiaTensor(2,2) = xx + yy;
1159	–
1160	–	#ifdef IS_MPI
1161	–	Mat3x3d tmpI(inertiaTensor);
1162	–	Vector3d tmpAngMom;
1163	–	MPI_Allreduce(tmpI.getArrayPointer(), inertiaTensor.getArrayPointer(),9,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1164	–	MPI_Allreduce(tmpAngMom.getArrayPointer(), angularMomentum.getArrayPointer(),3,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1165	–	#endif
1166	–
1167	–	return;
1168	–	}
1169	–
1170	–	//Returns the angular momentum of the system
1171	–	Vector3d SimInfo::getAngularMomentum(){
1172	–
1173	–	Vector3d com(0.0);
1174	–	Vector3d comVel(0.0);
1175	–	Vector3d angularMomentum(0.0);
1176	–
1177	–	getComAll(com,comVel);
1178	–
1179	–	SimInfo::MoleculeIterator i;
1180	–	Molecule* mol;
1181	–
1182	–	Vector3d thisr(0.0);
1183	–	Vector3d thisp(0.0);
1184	–
1185	–	double thisMass;
1186	–
1187	–	for (mol = beginMolecule(i); mol != NULL; mol = nextMolecule(i)) {
1188	–	thisMass = mol->getMass();
1189	–	thisr = mol->getCom()-com;
1190	–	thisp = (mol->getComVel()-comVel)*thisMass;
1191	–
1192	–	angularMomentum += cross( thisr, thisp );
1193	–
1194	–	}
1195	–
1196	–	#ifdef IS_MPI
1197	–	Vector3d tmpAngMom;
1198	–	MPI_Allreduce(tmpAngMom.getArrayPointer(), angularMomentum.getArrayPointer(),3,MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD);
1199	–	#endif
1200	–
1201	–	return angularMomentum;
1202	–	}
1203	–
1204	–
1205	–	}//end namespace oopse
1206	–

Comparing trunk/src/brains/SimInfo.cpp (property svn:keywords):
Revision 705 by chrisfen, Tue Nov 1 19:14:27 2005 UTC vs.
Revision 1793 by gezelter, Fri Aug 31 21:16:10 2012 UTC

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