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root/OpenMD/trunk/src/selection/SelectionEvaluator.cpp

Comparing trunk/src/selection/SelectionEvaluator.cpp (file contents):
Revision 1390 by gezelter, Wed Nov 25 20:02:06 2009 UTC vs.
Revision 2052 by gezelter, Fri Jan 9 19:06:35 2015 UTC

#	Line 35 | Line 35
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]  Vardeman & Gezelter, in progress (2009).
38	>	* [3]  Sun, Lin & Gezelter, J. Chem. Phys. 128, 234107 (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		#include <stack>
#	Line 45 | Line 46
46		#include "primitives/DirectionalAtom.hpp"
47		#include "primitives/RigidBody.hpp"
48		#include "primitives/Molecule.hpp"
49	<	#include "io/basic_ifstrstream.hpp"
49	>	#include "io/ifstrstream.hpp"
50	>	#include "types/FixedChargeAdapter.hpp"
51	>	#include "types/FluctuatingChargeAdapter.hpp"
52
53	+
54		namespace OpenMD {
55
56
57		SelectionEvaluator::SelectionEvaluator(SimInfo* si)
58	<	: info(si), nameFinder(info), distanceFinder(info), indexFinder(info),
58	>	: info(si), nameFinder(info), distanceFinder(info), hullFinder(info),
59	>	indexFinder(info), hasSurfaceArea_(false),
60		isLoaded_(false){
61	<	nStuntDouble = info->getNGlobalAtoms() + info->getNGlobalRigidBodies();
62	<	}
63	<
61	>	nObjects.push_back(info->getNGlobalAtoms() + info->getNGlobalRigidBodies());
62	>	nObjects.push_back(info->getNGlobalBonds());
63	>	nObjects.push_back(info->getNGlobalBends());
64	>	nObjects.push_back(info->getNGlobalTorsions());
65	>	nObjects.push_back(info->getNGlobalInversions());
66	>	nObjects.push_back(info->getNGlobalMolecules());
67	>	}
68	>
69		bool SelectionEvaluator::loadScript(const std::string& filename,
70		const std::string& script) {
71		clearDefinitionsAndLoadPredefined();
#	Line 122 | Line 132 | namespace OpenMD {
132		return loadScript(filename, script);
133		}
134
135	<	void SelectionEvaluator::instructionDispatchLoop(OpenMDBitSet& bs){
135	>	void SelectionEvaluator::instructionDispatchLoop(SelectionSet& bs){
136
137		while ( pc < aatoken.size()) {
138		statement = aatoken[pc++];
#	Line 143 | Line 153 | namespace OpenMD {
153
154		}
155
156	<	OpenMDBitSet SelectionEvaluator::expression(const std::vector<Token>& code,
156	>	void SelectionEvaluator::instructionDispatchLoop(SelectionSet& bs, int frame){
157	>
158	>	while ( pc < aatoken.size()) {
159	>	statement = aatoken[pc++];
160	>	statementLength = statement.size();
161	>	Token token = statement[0];
162	>	switch (token.tok) {
163	>	case Token::define:
164	>	define();
165	>	break;
166	>	case Token::select:
167	>	select(bs, frame);
168	>	break;
169	>	default:
170	>	unrecognizedCommand(token);
171	>	return;
172	>	}
173	>	}
174	>
175	>	}
176	>
177	>	SelectionSet SelectionEvaluator::expression(const std::vector<Token>& code,
178		int pcStart) {
179	<	OpenMDBitSet bs;
180	<	std::stack<OpenMDBitSet> stack;
179	>	SelectionSet bs = createSelectionSets();
180	>	std::stack<SelectionSet> stack;
181	>	vector<int> bsSize = bs.size();
182
183	<	for (int pc = pcStart; pc < code.size(); ++pc) {
183	>	for (unsigned int pc = pcStart; pc < code.size(); ++pc) {
184		Token instruction = code[pc];
185
186		switch (instruction.tok) {
#	Line 157 | Line 189 | namespace OpenMD {
189		case Token::expressionEnd:
190		break;
191		case Token::all:
192	<	bs = OpenMDBitSet(nStuntDouble);
193	<	bs.setAll();
192	>	bs = allInstruction();
193	>	stack.push(bs);
194	>	break;
195	>	case Token::none:
196	>	bs = createSelectionSets();
197	>	stack.push(bs);
198	>	break;
199	>	case Token::opOr:
200	>	bs= stack.top();
201	>	stack.pop();
202	>	stack.top() |= bs;
203	>	break;
204	>	case Token::opAnd:
205	>	bs = stack.top();
206	>	stack.pop();
207	>	stack.top() &= bs;
208	>	break;
209	>	case Token::opNot:
210	>	stack.top().flip();
211	>	break;
212	>	case Token::within:
213	>	withinInstruction(instruction, stack.top());
214	>	break;
215	>	case Token::hull:
216	>	stack.push(hull());
217	>	break;
218	>	//case Token::selected:
219	>	//  stack.push(getSelectionSet());
220	>	//  break;
221	>	case Token::name:
222	>	stack.push(nameInstruction(boost::any_cast<std::string>(instruction.value)));
223	>	break;
224	>	case Token::index:
225	>	stack.push(indexInstruction(instruction.value));
226	>	break;
227	>	case Token::identifier:
228	>	stack.push(lookupValue(boost::any_cast<std::string>(instruction.value)));
229	>	break;
230	>	case Token::opLT:
231	>	case Token::opLE:
232	>	case Token::opGE:
233	>	case Token::opGT:
234	>	case Token::opEQ:
235	>	case Token::opNE:
236	>	stack.push(comparatorInstruction(instruction));
237	>	break;
238	>	default:
239	>	unrecognizedExpression();
240	>	}
241	>	}
242	>	if (stack.size() != 1)
243	>	evalError("atom expression compiler error - stack over/underflow");
244	>
245	>	return stack.top();
246	>	}
247	>
248	>
249	>	SelectionSet SelectionEvaluator::expression(const std::vector<Token>& code,
250	>	int pcStart, int frame) {
251	>	SelectionSet bs = createSelectionSets();
252	>	std::stack<SelectionSet> stack;
253	>
254	>	for (unsigned int pc = pcStart; pc < code.size(); ++pc) {
255	>	Token instruction = code[pc];
256	>
257	>	switch (instruction.tok) {
258	>	case Token::expressionBegin:
259	>	break;
260	>	case Token::expressionEnd:
261	>	break;
262	>	case Token::all:
263	>	bs = allInstruction();
264		stack.push(bs);
265		break;
266		case Token::none:
267	<	bs = OpenMDBitSet(nStuntDouble);
267	>	bs = SelectionSet(nObjects);
268		stack.push(bs);
269		break;
270		case Token::opOr:
#	Line 179 | Line 281 | namespace OpenMD {
281		stack.top().flip();
282		break;
283		case Token::within:
284	<	withinInstruction(instruction, stack.top());
284	>	withinInstruction(instruction, stack.top(), frame);
285		break;
286	+	case Token::hull:
287	+	stack.push(hull(frame));
288	+	break;
289		//case Token::selected:
290		//  stack.push(getSelectionSet());
291		//  break;
#	Line 199 | Line 304 | namespace OpenMD {
304		case Token::opGT:
305		case Token::opEQ:
306		case Token::opNE:
307	<	stack.push(comparatorInstruction(instruction));
307	>	stack.push(comparatorInstruction(instruction, frame));
308		break;
309		default:
310		unrecognizedExpression();
#	Line 213 | Line 318 | namespace OpenMD {
318
319
320
321	<	OpenMDBitSet SelectionEvaluator::comparatorInstruction(const Token& instruction) {
321	>	SelectionSet SelectionEvaluator::comparatorInstruction(const Token& instruction) {
322		int comparator = instruction.tok;
323		int property = instruction.intValue;
324		float comparisonValue = boost::any_cast<float>(instruction.value);
325	<	float propertyValue;
221	<	OpenMDBitSet bs(nStuntDouble);
325	>	SelectionSet bs = createSelectionSets();
326		bs.clearAll();
327
328		SimInfo::MoleculeIterator mi;
#	Line 244 | Line 348 | namespace OpenMD {
348		return bs;
349		}
350
351	<	void SelectionEvaluator::compareProperty(StuntDouble* sd, OpenMDBitSet& bs,
351	>	SelectionSet SelectionEvaluator::comparatorInstruction(const Token& instruction, int frame) {
352	>	int comparator = instruction.tok;
353	>	int property = instruction.intValue;
354	>	float comparisonValue = boost::any_cast<float>(instruction.value);
355	>	SelectionSet bs = createSelectionSets();
356	>	bs.clearAll();
357	>
358	>	SimInfo::MoleculeIterator mi;
359	>	Molecule* mol;
360	>	Molecule::AtomIterator ai;
361	>	Atom* atom;
362	>	Molecule::RigidBodyIterator rbIter;
363	>	RigidBody* rb;
364	>
365	>	for (mol = info->beginMolecule(mi); mol != NULL;
366	>	mol = info->nextMolecule(mi)) {
367	>
368	>	for(atom = mol->beginAtom(ai); atom != NULL; atom = mol->nextAtom(ai)) {
369	>	compareProperty(atom, bs, property, comparator, comparisonValue, frame);
370	>	}
371	>
372	>	for (rb = mol->beginRigidBody(rbIter); rb != NULL;
373	>	rb = mol->nextRigidBody(rbIter)) {
374	>	compareProperty(rb, bs, property, comparator, comparisonValue, frame);
375	>	}
376	>	}
377	>
378	>	return bs;
379	>	}
380	>
381	>	void SelectionEvaluator::compareProperty(StuntDouble* sd, SelectionSet& bs,
382		int property, int comparator,
383		float comparisonValue) {
384		RealType propertyValue = 0.0;
385	+	Vector3d pos;
386	+
387		switch (property) {
388		case Token::mass:
389		propertyValue = sd->getMass();
#	Line 274 | Line 410 | namespace OpenMD {
410		case Token::z:
411		propertyValue = sd->getPos().z();
412		break;
413	+	case Token::wrappedX:
414	+	pos = sd->getPos();
415	+	info->getSnapshotManager()->getCurrentSnapshot()->wrapVector(pos);
416	+	propertyValue = pos.x();
417	+	break;
418	+	case Token::wrappedY:
419	+	pos = sd->getPos();
420	+	info->getSnapshotManager()->getCurrentSnapshot()->wrapVector(pos);
421	+	propertyValue = pos.y();
422	+	break;
423	+	case Token::wrappedZ:
424	+	pos = sd->getPos();
425	+	info->getSnapshotManager()->getCurrentSnapshot()->wrapVector(pos);
426	+	propertyValue = pos.z();
427	+	break;
428	+	case Token::r:
429	+	propertyValue = sd->getPos().length();
430	+	break;
431		default:
432		unrecognizedAtomProperty(property);
433		}
#	Line 299 | Line 453 | namespace OpenMD {
453		match = propertyValue != comparisonValue;
454		break;
455		}
456	<	if (match)
457	<	bs.setBitOn(sd->getGlobalIndex());
456	>
457	>	if (match)
458	>	bs.bitsets_[STUNTDOUBLE].setBitOn(sd->getGlobalIndex());
459	>
460
461		}
462
463	<	void SelectionEvaluator::withinInstruction(const Token& instruction,
464	<	OpenMDBitSet& bs){
463	>	void SelectionEvaluator::compareProperty(StuntDouble* sd, SelectionSet& bs,
464	>	int property, int comparator,
465	>	float comparisonValue, int frame) {
466	>	RealType propertyValue = 0.0;
467	>	Vector3d pos;
468	>	switch (property) {
469	>	case Token::mass:
470	>	propertyValue = sd->getMass();
471	>	break;
472	>	case Token::charge:
473	>	if (sd->isAtom()){
474	>	Atom* atom = static_cast<Atom*>(sd);
475	>	propertyValue = getCharge(atom,frame);
476	>	} else if (sd->isRigidBody()) {
477	>	RigidBody* rb = static_cast<RigidBody*>(sd);
478	>	RigidBody::AtomIterator ai;
479	>	Atom* atom;
480	>	for (atom = rb->beginAtom(ai); atom != NULL; atom = rb->nextAtom(ai)) {
481	>	propertyValue+=  getCharge(atom,frame);
482	>	}
483	>	}
484	>	break;
485	>	case Token::x:
486	>	propertyValue = sd->getPos(frame).x();
487	>	break;
488	>	case Token::y:
489	>	propertyValue = sd->getPos(frame).y();
490	>	break;
491	>	case Token::z:
492	>	propertyValue = sd->getPos(frame).z();
493	>	break;
494	>	case Token::wrappedX:
495	>	pos = sd->getPos(frame);
496	>	info->getSnapshotManager()->getSnapshot(frame)->wrapVector(pos);
497	>	propertyValue = pos.x();
498	>	break;
499	>	case Token::wrappedY:
500	>	pos = sd->getPos(frame);
501	>	info->getSnapshotManager()->getSnapshot(frame)->wrapVector(pos);
502	>	propertyValue = pos.y();
503	>	break;
504	>	case Token::wrappedZ:
505	>	pos = sd->getPos(frame);
506	>	info->getSnapshotManager()->getSnapshot(frame)->wrapVector(pos);
507	>	propertyValue = pos.z();
508	>	break;
509	>
510	>	case Token::r:
511	>	propertyValue = sd->getPos(frame).length();
512	>	break;
513	>	default:
514	>	unrecognizedAtomProperty(property);
515	>	}
516	>
517	>	bool match = false;
518	>	switch (comparator) {
519	>	case Token::opLT:
520	>	match = propertyValue < comparisonValue;
521	>	break;
522	>	case Token::opLE:
523	>	match = propertyValue <= comparisonValue;
524	>	break;
525	>	case Token::opGE:
526	>	match = propertyValue >= comparisonValue;
527	>	break;
528	>	case Token::opGT:
529	>	match = propertyValue > comparisonValue;
530	>	break;
531	>	case Token::opEQ:
532	>	match = propertyValue == comparisonValue;
533	>	break;
534	>	case Token::opNE:
535	>	match = propertyValue != comparisonValue;
536	>	break;
537	>	}
538	>	if (match)
539	>	bs.bitsets_[STUNTDOUBLE].setBitOn(sd->getGlobalIndex());
540	>
541
542	+	}
543	+
544	+	void SelectionEvaluator::withinInstruction(const Token& instruction,
545	+	SelectionSet& bs){
546	+
547		boost::any withinSpec = instruction.value;
548		float distance;
549		if (withinSpec.type() == typeid(float)){
#	Line 320 | Line 557 | namespace OpenMD {
557
558		bs = distanceFinder.find(bs, distance);
559		}
560	+
561	+	void SelectionEvaluator::withinInstruction(const Token& instruction,
562	+	SelectionSet& bs, int frame){
563	+
564	+	boost::any withinSpec = instruction.value;
565	+	float distance;
566	+	if (withinSpec.type() == typeid(float)){
567	+	distance = boost::any_cast<float>(withinSpec);
568	+	} else if (withinSpec.type() == typeid(int)) {
569	+	distance = boost::any_cast<int>(withinSpec);
570	+	} else {
571	+	evalError("casting error in withinInstruction");
572	+	bs.clearAll();
573	+	}
574	+
575	+	bs = distanceFinder.find(bs, distance, frame);
576	+	}
577
578		void SelectionEvaluator::define() {
579		assert(statement.size() >= 3);
#	Line 362 | Line 616 | namespace OpenMD {
616		}
617		}
618
619	<	void SelectionEvaluator::select(OpenMDBitSet& bs){
619	>	void SelectionEvaluator::select(SelectionSet& bs){
620		bs = expression(statement, 1);
621		}
622	+
623	+	void SelectionEvaluator::select(SelectionSet& bs, int frame){
624	+	bs = expression(statement, 1, frame);
625	+	}
626
627	<	OpenMDBitSet SelectionEvaluator::lookupValue(const std::string& variable){
627	>	SelectionSet SelectionEvaluator::lookupValue(const std::string& variable){
628
629	<	OpenMDBitSet bs(nStuntDouble);
629	>	SelectionSet bs = createSelectionSets();
630		std::map<std::string, boost::any>::iterator i = variables.find(variable);
631
632		if (i != variables.end()) {
633	<	if (i->second.type() == typeid(OpenMDBitSet)) {
634	<	return boost::any_cast<OpenMDBitSet>(i->second);
633	>	if (i->second.type() == typeid(SelectionSet)) {
634	>	return boost::any_cast<SelectionSet>(i->second);
635		} else if (i->second.type() ==  typeid(std::vector<Token>)){
636		bs = expression(boost::any_cast<std::vector<Token> >(i->second), 2);
637		i->second =  bs; /**@todo fixme */
#	Line 386 | Line 644 | namespace OpenMD {
644		return bs;
645		}
646
647	<	OpenMDBitSet SelectionEvaluator::nameInstruction(const std::string& name){
647	>	SelectionSet SelectionEvaluator::nameInstruction(const std::string& name){
648		return nameFinder.match(name);
649		}
650
#	Line 407 | Line 665 | namespace OpenMD {
665		//predefine();
666		}
667
668	<	OpenMDBitSet SelectionEvaluator::evaluate() {
669	<	OpenMDBitSet bs(nStuntDouble);
668	>	SelectionSet SelectionEvaluator::createSelectionSets() {
669	>	SelectionSet ss(nObjects);
670	>	return ss;
671	>	}
672	>
673	>	SelectionSet SelectionEvaluator::evaluate() {
674	>	SelectionSet bs = createSelectionSets();
675		if (isLoaded_) {
676		pc = 0;
677		instructionDispatchLoop(bs);
678		}
679	+	return bs;
680	+	}
681
682	+	SelectionSet SelectionEvaluator::evaluate(int frame) {
683	+	SelectionSet bs = createSelectionSets();
684	+	if (isLoaded_) {
685	+	pc = 0;
686	+	instructionDispatchLoop(bs, frame);
687	+	}
688		return bs;
689		}
690
691	<	OpenMDBitSet SelectionEvaluator::indexInstruction(const boost::any& value) {
692	<	OpenMDBitSet bs(nStuntDouble);
691	>	SelectionSet SelectionEvaluator::indexInstruction(const boost::any& value) {
692	>	SelectionSet bs = createSelectionSets();
693
694		if (value.type() == typeid(int)) {
695		int index = boost::any_cast<int>(value);
696	<	if (index < 0 || index >= bs.size()) {
696	>	if (index < 0 || index >= bs.bitsets_[STUNTDOUBLE].size()) {
697		invalidIndex(index);
698		} else {
699		bs = indexFinder.find(index);
#	Line 430 | Line 701 | namespace OpenMD {
701		} else if (value.type() == typeid(std::pair<int, int>)) {
702		std::pair<int, int> indexRange= boost::any_cast<std::pair<int, int> >(value);
703		assert(indexRange.first <= indexRange.second);
704	<	if (indexRange.first < 0 || indexRange.second >= bs.size()) {
704	>	if (indexRange.first < 0 ||
705	>	indexRange.second >= bs.bitsets_[STUNTDOUBLE].size()) {
706		invalidIndexRange(indexRange);
707		}else {
708		bs = indexFinder.find(indexRange.first, indexRange.second);
#	Line 440 | Line 712 | namespace OpenMD {
712		return bs;
713		}
714
715	+	SelectionSet SelectionEvaluator::allInstruction() {
716	+	SelectionSet ss = createSelectionSets();
717
718	+	SimInfo::MoleculeIterator mi;
719	+	Molecule::AtomIterator ai;
720	+	Molecule::RigidBodyIterator rbIter;
721	+	Molecule::BondIterator bondIter;
722	+	Molecule::BendIterator bendIter;
723	+	Molecule::TorsionIterator torsionIter;
724	+	Molecule::InversionIterator inversionIter;
725	+
726	+	Molecule* mol;
727	+	Atom* atom;
728	+	RigidBody* rb;
729	+	Bond* bond;
730	+	Bend* bend;
731	+	Torsion* torsion;
732	+	Inversion* inversion;
733	+
734	+	// Doing the loop insures that we're actually on this processor.
735	+
736	+	for (mol = info->beginMolecule(mi); mol != NULL;
737	+	mol = info->nextMolecule(mi)) {
738	+	for(atom = mol->beginAtom(ai); atom != NULL; atom = mol->nextAtom(ai)) {
739	+	ss.bitsets_[STUNTDOUBLE].setBitOn(atom->getGlobalIndex());
740	+	}
741	+	for (rb = mol->beginRigidBody(rbIter); rb != NULL;
742	+	rb = mol->nextRigidBody(rbIter)) {
743	+	ss.bitsets_[STUNTDOUBLE].setBitOn(rb->getGlobalIndex());
744	+	}
745	+	for (bond = mol->beginBond(bondIter); bond != NULL;
746	+	bond = mol->nextBond(bondIter)) {
747	+	ss.bitsets_[BOND].setBitOn(bond->getGlobalIndex());
748	+	}
749	+	for (bend = mol->beginBend(bendIter); bend != NULL;
750	+	bend = mol->nextBend(bendIter)) {
751	+	ss.bitsets_[BEND].setBitOn(bend->getGlobalIndex());
752	+	}
753	+	for (torsion = mol->beginTorsion(torsionIter); torsion != NULL;
754	+	torsion = mol->nextTorsion(torsionIter)) {
755	+	ss.bitsets_[TORSION].setBitOn(torsion->getGlobalIndex());
756	+	}
757	+	for (inversion = mol->beginInversion(inversionIter); inversion != NULL;
758	+	inversion = mol->nextInversion(inversionIter)) {
759	+	ss.bitsets_[INVERSION].setBitOn(inversion->getGlobalIndex());
760	+	}
761	+	ss.bitsets_[MOLECULE].setBitOn(mol->getGlobalIndex());
762	+	}
763	+
764	+	return ss;
765	+	}
766	+
767	+	SelectionSet SelectionEvaluator::hull() {
768	+	SelectionSet bs = createSelectionSets();
769	+
770	+	bs = hullFinder.findHull();
771	+	surfaceArea_ = hullFinder.getSurfaceArea();
772	+	hasSurfaceArea_ = true;
773	+	return bs;
774	+	}
775	+
776	+
777	+	SelectionSet SelectionEvaluator::hull(int frame) {
778	+	SelectionSet bs = createSelectionSets();
779	+
780	+	bs = hullFinder.findHull(frame);
781	+
782	+	return bs;
783	+	}
784	+
785		RealType SelectionEvaluator::getCharge(Atom* atom) {
786	<	RealType charge =0.0;
786	>	RealType charge = 0.0;
787		AtomType* atomType = atom->getAtomType();
447	–	if (atomType->isCharge()) {
448	–	GenericData* data = atomType->getPropertyByName("Charge");
449	–	if (data != NULL) {
450	–	DoubleGenericData* doubleData= dynamic_cast<DoubleGenericData*>(data);
788
789	<	if (doubleData != NULL) {
790	<	charge = doubleData->getData();
791	<
455	<	} else {
456	<	sprintf( painCave.errMsg,
457	<	"Can not cast GenericData to DoubleGenericData\n");
458	<	painCave.severity = OPENMD_ERROR;
459	<	painCave.isFatal = 1;
460	<	simError();
461	<	}
462	<	}
789	>	FixedChargeAdapter fca = FixedChargeAdapter(atomType);
790	>	if ( fca.isFixedCharge() ) {
791	>	charge = fca.getCharge();
792		}
793	+
794	+	FluctuatingChargeAdapter fqa = FluctuatingChargeAdapter(atomType);
795	+	if ( fqa.isFluctuatingCharge() ) {
796	+	charge += atom->getFlucQPos();
797	+	}
798	+	return charge;
799	+	}
800
801	+	RealType SelectionEvaluator::getCharge(Atom* atom, int frame) {
802	+	RealType charge = 0.0;
803	+	AtomType* atomType = atom->getAtomType();
804	+
805	+	FixedChargeAdapter fca = FixedChargeAdapter(atomType);
806	+	if ( fca.isFixedCharge() ) {
807	+	charge = fca.getCharge();
808	+	}
809	+
810	+	FluctuatingChargeAdapter fqa = FluctuatingChargeAdapter(atomType);
811	+	if ( fqa.isFluctuatingCharge() ) {
812	+	charge += atom->getFlucQPos(frame);
813	+	}
814		return charge;
815		}
816

Comparing trunk/src/selection/SelectionEvaluator.cpp (property svn:keywords):
Revision 1390 by gezelter, Wed Nov 25 20:02:06 2009 UTC vs.
Revision 2052 by gezelter, Fri Jan 9 19:06:35 2015 UTC

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