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root/OpenMD/trunk/src/rnemd/RNEMD.cpp

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trunk/src/integrators/RNEMD.cpp (file contents), Revision 1330 by skuang, Thu Mar 19 21:03:36 2009 UTC vs.
trunk/src/rnemd/RNEMD.cpp (file contents), Revision 1946 by gezelter, Tue Nov 12 02:18:35 2013 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
19	<	*    notice, this list of conditions and the following disclaimer.
20	<	*
21	<	* 3. Redistributions in binary form must reproduce the above copyright
22	<	*    notice, this list of conditions and the following disclaimer in the
23	<	*    documentation and/or other materials provided with the
24	<	*    distribution.
25	<	*
26	<	* This software is provided "AS IS," without a warranty of any
27	<	* kind. All express or implied conditions, representations and
28	<	* warranties, including any implied warranty of merchantability,
29	<	* fitness for a particular purpose or non-infringement, are hereby
30	<	* excluded.  The University of Notre Dame and its licensors shall not
31	<	* be liable for any damages suffered by licensee as a result of
32	<	* using, modifying or distributing the software or its
33	<	* derivatives. In no event will the University of Notre Dame or its
34	<	* licensors be liable for any lost revenue, profit or data, or for
35	<	* direct, indirect, special, consequential, incidental or punitive
36	<	* damages, however caused and regardless of the theory of liability,
37	<	* arising out of the use of or inability to use software, even if the
38	<	* University of Notre Dame has been advised of the possibility of
39	<	* such damages.
40	<	*/
41	<
42	<	#include "integrators/RNEMD.hpp"
43	<	#include "math/SquareMatrix3.hpp"
44	<	#include "primitives/Molecule.hpp"
45	<	#include "primitives/StuntDouble.hpp"
46	<
47	<	#ifndef IS_MPI
48	<	#include "math/SeqRandNumGen.hpp"
49	<	#else
50	<	#include "math/ParallelRandNumGen.hpp"
51	<	#endif
52	<
53	<	/* Remove me after testing*/
54	<	/*
55	<	#include <cstdio>
56	<	#include <iostream>
57	<	*/
58	<	/*End remove me*/
59	<
60	<	namespace oopse {
61	<
62	<	RNEMD::RNEMD(SimInfo* info) : info_(info) {
63	<
64	<	int seedValue;
65	<	Globals * simParams = info->getSimParams();
66	<
67	<	stringToEnumMap_["Kinetic"] = rnemdKinetic;
68	<	stringToEnumMap_["Px"] = rnemdPx;
69	<	stringToEnumMap_["Py"] = rnemdPy;
70	<	stringToEnumMap_["Pz"] = rnemdPz;
71	<	stringToEnumMap_["Unknown"] = rnemdUnknown;
72	<
73	<	const std::string st = simParams->getRNEMD_swapType();
74	<
75	<	std::map<std::string, RNEMDTypeEnum>::iterator i;
76	<	i = stringToEnumMap_.find(st);
77	<	rnemdType_  = (i == stringToEnumMap_.end()) ? RNEMD::rnemdUnknown : i->second;
78	<
79	<
80	<	set_RNEMD_swapTime(simParams->getRNEMD_swapTime());
81	<	set_RNEMD_nBins(simParams->getRNEMD_nBins());
82	<	exchangeSum_ = 0.0;
83	<
84	<	#ifndef IS_MPI
85	<	if (simParams->haveSeed()) {
86	<	seedValue = simParams->getSeed();
87	<	randNumGen_ = new SeqRandNumGen(seedValue);
88	<	}else {
89	<	randNumGen_ = new SeqRandNumGen();
90	<	}
91	<	#else
92	<	if (simParams->haveSeed()) {
93	<	seedValue = simParams->getSeed();
94	<	randNumGen_ = new ParallelRandNumGen(seedValue);
95	<	}else {
96	<	randNumGen_ = new ParallelRandNumGen();
97	<	}
98	<	#endif
99	<	}
100	<
101	<	RNEMD::~RNEMD() {
102	<	delete randNumGen_;
103	<	}
104	<
105	<	void RNEMD::doSwap() {
106	<	std::cerr << "in RNEMD!\n";
107	<	std::cerr << "nBins = " << nBins_ << "\n";
108	<	std::cerr << "swapTime = " << swapTime_ << "\n";
109	<	std::cerr << "exchangeSum = " << exchangeSum_ << "\n";
110	<	std::cerr << "swapType = " << rnemdType_ << "\n";
111	<	}
112	<	}
9	>	* 1. Redistributions of source code must retain the above copyright
10	>	*    notice, this list of conditions and the following disclaimer.
11	>	*
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.
16	>	*
17	>	* This software is provided "AS IS," without a warranty of any
18	>	* kind. All express or implied conditions, representations and
19	>	* warranties, including any implied warranty of merchantability,
20	>	* fitness for a particular purpose or non-infringement, are hereby
21	>	* excluded.  The University of Notre Dame and its licensors shall not
22	>	* be liable for any damages suffered by licensee as a result of
23	>	* using, modifying or distributing the software or its
24	>	* derivatives. In no event will the University of Notre Dame or its
25	>	* licensors be liable for any lost revenue, profit or data, or for
26	>	* direct, indirect, special, consequential, incidental or punitive
27	>	* damages, however caused and regardless of the theory of liability,
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, 234107 (2008).
39	>	* [4]  Vardeman & Gezelter, in progress (2009).
40	>	*/
41	>	#ifdef IS_MPI
42	>	#include <mpi.h>
43	>	#endif
44	>
45	>	#include <cmath>
46	>	#include <sstream>
47	>	#include <string>
48	>
49	>	#include "rnemd/RNEMD.hpp"
50	>	#include "math/Vector3.hpp"
51	>	#include "math/Vector.hpp"
52	>	#include "math/SquareMatrix3.hpp"
53	>	#include "math/Polynomial.hpp"
54	>	#include "primitives/Molecule.hpp"
55	>	#include "primitives/StuntDouble.hpp"
56	>	#include "utils/PhysicalConstants.hpp"
57	>	#include "utils/Tuple.hpp"
58	>	#include "brains/Thermo.hpp"
59	>	#include "math/ConvexHull.hpp"
60	>
61	>	#ifdef _MSC_VER
62	>	#define isnan(x) _isnan((x))
63	>	#define isinf(x) (!_finite(x) && !_isnan(x))
64	>	#endif
65	>
66	>	#define HONKING_LARGE_VALUE 1.0e10
67	>
68	>	using namespace std;
69	>	namespace OpenMD {
70	>
71	>	RNEMD::RNEMD(SimInfo* info) : info_(info), evaluator_(info), seleMan_(info),
72	>	evaluatorA_(info), seleManA_(info),
73	>	commonA_(info), evaluatorB_(info),
74	>	seleManB_(info), commonB_(info),
75	>	hasData_(false), hasDividingArea_(false),
76	>	usePeriodicBoundaryConditions_(info->getSimParams()->getUsePeriodicBoundaryConditions()) {
77	>
78	>	trialCount_ = 0;
79	>	failTrialCount_ = 0;
80	>	failRootCount_ = 0;
81	>
82	>	Globals* simParams = info->getSimParams();
83	>	RNEMDParameters* rnemdParams = simParams->getRNEMDParameters();
84	>
85	>	doRNEMD_ = rnemdParams->getUseRNEMD();
86	>	if (!doRNEMD_) return;
87	>
88	>	stringToMethod_["Swap"]  = rnemdSwap;
89	>	stringToMethod_["NIVS"]  = rnemdNIVS;
90	>	stringToMethod_["VSS"]   = rnemdVSS;
91	>
92	>	stringToFluxType_["KE"]  = rnemdKE;
93	>	stringToFluxType_["Px"]  = rnemdPx;
94	>	stringToFluxType_["Py"]  = rnemdPy;
95	>	stringToFluxType_["Pz"]  = rnemdPz;
96	>	stringToFluxType_["Pvector"]  = rnemdPvector;
97	>	stringToFluxType_["Lx"]  = rnemdLx;
98	>	stringToFluxType_["Ly"]  = rnemdLy;
99	>	stringToFluxType_["Lz"]  = rnemdLz;
100	>	stringToFluxType_["Lvector"]  = rnemdLvector;
101	>	stringToFluxType_["KE+Px"]  = rnemdKePx;
102	>	stringToFluxType_["KE+Py"]  = rnemdKePy;
103	>	stringToFluxType_["KE+Pvector"]  = rnemdKePvector;
104	>	stringToFluxType_["KE+Lx"]  = rnemdKeLx;
105	>	stringToFluxType_["KE+Ly"]  = rnemdKeLy;
106	>	stringToFluxType_["KE+Lz"]  = rnemdKeLz;
107	>	stringToFluxType_["KE+Lvector"]  = rnemdKeLvector;
108	>
109	>	runTime_ = simParams->getRunTime();
110	>	statusTime_ = simParams->getStatusTime();
111	>
112	>	const string methStr = rnemdParams->getMethod();
113	>	bool hasFluxType = rnemdParams->haveFluxType();
114	>
115	>	rnemdObjectSelection_ = rnemdParams->getObjectSelection();
116	>
117	>	string fluxStr;
118	>	if (hasFluxType) {
119	>	fluxStr = rnemdParams->getFluxType();
120	>	} else {
121	>	sprintf(painCave.errMsg,
122	>	"RNEMD: No fluxType was set in the md file.  This parameter,\n"
123	>	"\twhich must be one of the following values:\n"
124	>	"\tKE, Px, Py, Pz, Pvector, Lx, Ly, Lz, Lvector,\n"
125	>	"\tKE+Px, KE+Py, KE+Pvector, KE+Lx, KE+Ly, KE+Lz, KE+Lvector\n"
126	>	"\tmust be set to use RNEMD\n");
127	>	painCave.isFatal = 1;
128	>	painCave.severity = OPENMD_ERROR;
129	>	simError();
130	>	}
131	>
132	>	bool hasKineticFlux = rnemdParams->haveKineticFlux();
133	>	bool hasMomentumFlux = rnemdParams->haveMomentumFlux();
134	>	bool hasMomentumFluxVector = rnemdParams->haveMomentumFluxVector();
135	>	bool hasAngularMomentumFlux = rnemdParams->haveAngularMomentumFlux();
136	>	bool hasAngularMomentumFluxVector = rnemdParams->haveAngularMomentumFluxVector();
137	>	hasSelectionA_ = rnemdParams->haveSelectionA();
138	>	hasSelectionB_ = rnemdParams->haveSelectionB();
139	>	bool hasSlabWidth = rnemdParams->haveSlabWidth();
140	>	bool hasSlabACenter = rnemdParams->haveSlabACenter();
141	>	bool hasSlabBCenter = rnemdParams->haveSlabBCenter();
142	>	bool hasSphereARadius = rnemdParams->haveSphereARadius();
143	>	hasSphereBRadius_ = rnemdParams->haveSphereBRadius();
144	>	bool hasCoordinateOrigin = rnemdParams->haveCoordinateOrigin();
145	>	bool hasOutputFileName = rnemdParams->haveOutputFileName();
146	>	bool hasOutputFields = rnemdParams->haveOutputFields();
147	>
148	>	map<string, RNEMDMethod>::iterator i;
149	>	i = stringToMethod_.find(methStr);
150	>	if (i != stringToMethod_.end())
151	>	rnemdMethod_ = i->second;
152	>	else {
153	>	sprintf(painCave.errMsg,
154	>	"RNEMD: The current method,\n"
155	>	"\t\t%s is not one of the recognized\n"
156	>	"\texchange methods: Swap, NIVS, or VSS\n",
157	>	methStr.c_str());
158	>	painCave.isFatal = 1;
159	>	painCave.severity = OPENMD_ERROR;
160	>	simError();
161	>	}
162	>
163	>	map<string, RNEMDFluxType>::iterator j;
164	>	j = stringToFluxType_.find(fluxStr);
165	>	if (j != stringToFluxType_.end())
166	>	rnemdFluxType_ = j->second;
167	>	else {
168	>	sprintf(painCave.errMsg,
169	>	"RNEMD: The current fluxType,\n"
170	>	"\t\t%s\n"
171	>	"\tis not one of the recognized flux types.\n",
172	>	fluxStr.c_str());
173	>	painCave.isFatal = 1;
174	>	painCave.severity = OPENMD_ERROR;
175	>	simError();
176	>	}
177	>
178	>	bool methodFluxMismatch = false;
179	>	bool hasCorrectFlux = false;
180	>	switch(rnemdMethod_) {
181	>	case rnemdSwap:
182	>	switch (rnemdFluxType_) {
183	>	case rnemdKE:
184	>	hasCorrectFlux = hasKineticFlux;
185	>	break;
186	>	case rnemdPx:
187	>	case rnemdPy:
188	>	case rnemdPz:
189	>	hasCorrectFlux = hasMomentumFlux;
190	>	break;
191	>	default :
192	>	methodFluxMismatch = true;
193	>	break;
194	>	}
195	>	break;
196	>	case rnemdNIVS:
197	>	switch (rnemdFluxType_) {
198	>	case rnemdKE:
199	>	case rnemdRotKE:
200	>	case rnemdFullKE:
201	>	hasCorrectFlux = hasKineticFlux;
202	>	break;
203	>	case rnemdPx:
204	>	case rnemdPy:
205	>	case rnemdPz:
206	>	hasCorrectFlux = hasMomentumFlux;
207	>	break;
208	>	case rnemdKePx:
209	>	case rnemdKePy:
210	>	hasCorrectFlux = hasMomentumFlux && hasKineticFlux;
211	>	break;
212	>	default:
213	>	methodFluxMismatch = true;
214	>	break;
215	>	}
216	>	break;
217	>	case rnemdVSS:
218	>	switch (rnemdFluxType_) {
219	>	case rnemdKE:
220	>	case rnemdRotKE:
221	>	case rnemdFullKE:
222	>	hasCorrectFlux = hasKineticFlux;
223	>	break;
224	>	case rnemdPx:
225	>	case rnemdPy:
226	>	case rnemdPz:
227	>	hasCorrectFlux = hasMomentumFlux;
228	>	break;
229	>	case rnemdLx:
230	>	case rnemdLy:
231	>	case rnemdLz:
232	>	hasCorrectFlux = hasAngularMomentumFlux;
233	>	break;
234	>	case rnemdPvector:
235	>	hasCorrectFlux = hasMomentumFluxVector;
236	>	break;
237	>	case rnemdLvector:
238	>	hasCorrectFlux = hasAngularMomentumFluxVector;
239	>	break;
240	>	case rnemdKePx:
241	>	case rnemdKePy:
242	>	hasCorrectFlux = hasMomentumFlux && hasKineticFlux;
243	>	break;
244	>	case rnemdKeLx:
245	>	case rnemdKeLy:
246	>	case rnemdKeLz:
247	>	hasCorrectFlux = hasAngularMomentumFlux && hasKineticFlux;
248	>	break;
249	>	case rnemdKePvector:
250	>	hasCorrectFlux = hasMomentumFluxVector && hasKineticFlux;
251	>	break;
252	>	case rnemdKeLvector:
253	>	hasCorrectFlux = hasAngularMomentumFluxVector && hasKineticFlux;
254	>	break;
255	>	default:
256	>	methodFluxMismatch = true;
257	>	break;
258	>	}
259	>	default:
260	>	break;
261	>	}
262	>
263	>	if (methodFluxMismatch) {
264	>	sprintf(painCave.errMsg,
265	>	"RNEMD: The current method,\n"
266	>	"\t\t%s\n"
267	>	"\tcannot be used with the current flux type, %s\n",
268	>	methStr.c_str(), fluxStr.c_str());
269	>	painCave.isFatal = 1;
270	>	painCave.severity = OPENMD_ERROR;
271	>	simError();
272	>	}
273	>	if (!hasCorrectFlux) {
274	>	sprintf(painCave.errMsg,
275	>	"RNEMD: The current method, %s, and flux type, %s,\n"
276	>	"\tdid not have the correct flux value specified. Options\n"
277	>	"\tinclude: kineticFlux, momentumFlux, angularMomentumFlux,\n"
278	>	"\tmomentumFluxVector, and angularMomentumFluxVector.\n",
279	>	methStr.c_str(), fluxStr.c_str());
280	>	painCave.isFatal = 1;
281	>	painCave.severity = OPENMD_ERROR;
282	>	simError();
283	>	}
284	>
285	>	if (hasKineticFlux) {
286	>	// convert the kcal / mol / Angstroms^2 / fs values in the md file
287	>	// into  amu / fs^3:
288	>	kineticFlux_ = rnemdParams->getKineticFlux()
289	>	* PhysicalConstants::energyConvert;
290	>	} else {
291	>	kineticFlux_ = 0.0;
292	>	}
293	>	if (hasMomentumFluxVector) {
294	>	momentumFluxVector_ = rnemdParams->getMomentumFluxVector();
295	>	} else {
296	>	momentumFluxVector_ = V3Zero;
297	>	if (hasMomentumFlux) {
298	>	RealType momentumFlux = rnemdParams->getMomentumFlux();
299	>	switch (rnemdFluxType_) {
300	>	case rnemdPx:
301	>	momentumFluxVector_.x() = momentumFlux;
302	>	break;
303	>	case rnemdPy:
304	>	momentumFluxVector_.y() = momentumFlux;
305	>	break;
306	>	case rnemdPz:
307	>	momentumFluxVector_.z() = momentumFlux;
308	>	break;
309	>	case rnemdKePx:
310	>	momentumFluxVector_.x() = momentumFlux;
311	>	break;
312	>	case rnemdKePy:
313	>	momentumFluxVector_.y() = momentumFlux;
314	>	break;
315	>	default:
316	>	break;
317	>	}
318	>	}
319	>	if (hasAngularMomentumFluxVector) {
320	>	angularMomentumFluxVector_ = rnemdParams->getAngularMomentumFluxVector();
321	>	} else {
322	>	angularMomentumFluxVector_ = V3Zero;
323	>	if (hasAngularMomentumFlux) {
324	>	RealType angularMomentumFlux = rnemdParams->getAngularMomentumFlux();
325	>	switch (rnemdFluxType_) {
326	>	case rnemdLx:
327	>	angularMomentumFluxVector_.x() = angularMomentumFlux;
328	>	break;
329	>	case rnemdLy:
330	>	angularMomentumFluxVector_.y() = angularMomentumFlux;
331	>	break;
332	>	case rnemdLz:
333	>	angularMomentumFluxVector_.z() = angularMomentumFlux;
334	>	break;
335	>	case rnemdKeLx:
336	>	angularMomentumFluxVector_.x() = angularMomentumFlux;
337	>	break;
338	>	case rnemdKeLy:
339	>	angularMomentumFluxVector_.y() = angularMomentumFlux;
340	>	break;
341	>	case rnemdKeLz:
342	>	angularMomentumFluxVector_.z() = angularMomentumFlux;
343	>	break;
344	>	default:
345	>	break;
346	>	}
347	>	}
348	>	}
349	>
350	>	if (hasCoordinateOrigin) {
351	>	coordinateOrigin_ = rnemdParams->getCoordinateOrigin();
352	>	} else {
353	>	coordinateOrigin_ = V3Zero;
354	>	}
355	>
356	>	// do some sanity checking
357	>
358	>	int selectionCount = seleMan_.getSelectionCount();
359	>
360	>	int nIntegrable = info->getNGlobalIntegrableObjects();
361	>
362	>	if (selectionCount > nIntegrable) {
363	>	sprintf(painCave.errMsg,
364	>	"RNEMD: The current objectSelection,\n"
365	>	"\t\t%s\n"
366	>	"\thas resulted in %d selected objects.  However,\n"
367	>	"\tthe total number of integrable objects in the system\n"
368	>	"\tis only %d.  This is almost certainly not what you want\n"
369	>	"\tto do.  A likely cause of this is forgetting the _RB_0\n"
370	>	"\tselector in the selection script!\n",
371	>	rnemdObjectSelection_.c_str(),
372	>	selectionCount, nIntegrable);
373	>	painCave.isFatal = 0;
374	>	painCave.severity = OPENMD_WARNING;
375	>	simError();
376	>	}
377	>
378	>	areaAccumulator_ = new Accumulator();
379	>
380	>	nBins_ = rnemdParams->getOutputBins();
381	>	binWidth_ = rnemdParams->getOutputBinWidth();
382	>
383	>	data_.resize(RNEMD::ENDINDEX);
384	>	OutputData z;
385	>	z.units =  "Angstroms";
386	>	z.title =  "Z";
387	>	z.dataType = "RealType";
388	>	z.accumulator.reserve(nBins_);
389	>	for (int i = 0; i < nBins_; i++)
390	>	z.accumulator.push_back( new Accumulator() );
391	>	data_[Z] = z;
392	>	outputMap_["Z"] =  Z;
393	>
394	>	OutputData r;
395	>	r.units =  "Angstroms";
396	>	r.title =  "R";
397	>	r.dataType = "RealType";
398	>	r.accumulator.reserve(nBins_);
399	>	for (int i = 0; i < nBins_; i++)
400	>	r.accumulator.push_back( new Accumulator() );
401	>	data_[R] = r;
402	>	outputMap_["R"] =  R;
403	>
404	>	OutputData temperature;
405	>	temperature.units =  "K";
406	>	temperature.title =  "Temperature";
407	>	temperature.dataType = "RealType";
408	>	temperature.accumulator.reserve(nBins_);
409	>	for (int i = 0; i < nBins_; i++)
410	>	temperature.accumulator.push_back( new Accumulator() );
411	>	data_[TEMPERATURE] = temperature;
412	>	outputMap_["TEMPERATURE"] =  TEMPERATURE;
413	>
414	>	OutputData velocity;
415	>	velocity.units = "angstroms/fs";
416	>	velocity.title =  "Velocity";
417	>	velocity.dataType = "Vector3d";
418	>	velocity.accumulator.reserve(nBins_);
419	>	for (int i = 0; i < nBins_; i++)
420	>	velocity.accumulator.push_back( new VectorAccumulator() );
421	>	data_[VELOCITY] = velocity;
422	>	outputMap_["VELOCITY"] = VELOCITY;
423	>
424	>	OutputData angularVelocity;
425	>	angularVelocity.units = "angstroms^2/fs";
426	>	angularVelocity.title =  "AngularVelocity";
427	>	angularVelocity.dataType = "Vector3d";
428	>	angularVelocity.accumulator.reserve(nBins_);
429	>	for (int i = 0; i < nBins_; i++)
430	>	angularVelocity.accumulator.push_back( new VectorAccumulator() );
431	>	data_[ANGULARVELOCITY] = angularVelocity;
432	>	outputMap_["ANGULARVELOCITY"] = ANGULARVELOCITY;
433	>
434	>	OutputData density;
435	>	density.units =  "g cm^-3";
436	>	density.title =  "Density";
437	>	density.dataType = "RealType";
438	>	density.accumulator.reserve(nBins_);
439	>	for (int i = 0; i < nBins_; i++)
440	>	density.accumulator.push_back( new Accumulator() );
441	>	data_[DENSITY] = density;
442	>	outputMap_["DENSITY"] =  DENSITY;
443	>
444	>	if (hasOutputFields) {
445	>	parseOutputFileFormat(rnemdParams->getOutputFields());
446	>	} else {
447	>	if (usePeriodicBoundaryConditions_)
448	>	outputMask_.set(Z);
449	>	else
450	>	outputMask_.set(R);
451	>	switch (rnemdFluxType_) {
452	>	case rnemdKE:
453	>	case rnemdRotKE:
454	>	case rnemdFullKE:
455	>	outputMask_.set(TEMPERATURE);
456	>	break;
457	>	case rnemdPx:
458	>	case rnemdPy:
459	>	outputMask_.set(VELOCITY);
460	>	break;
461	>	case rnemdPz:
462	>	case rnemdPvector:
463	>	outputMask_.set(VELOCITY);
464	>	outputMask_.set(DENSITY);
465	>	break;
466	>	case rnemdLx:
467	>	case rnemdLy:
468	>	case rnemdLz:
469	>	case rnemdLvector:
470	>	outputMask_.set(ANGULARVELOCITY);
471	>	break;
472	>	case rnemdKeLx:
473	>	case rnemdKeLy:
474	>	case rnemdKeLz:
475	>	case rnemdKeLvector:
476	>	outputMask_.set(TEMPERATURE);
477	>	outputMask_.set(ANGULARVELOCITY);
478	>	break;
479	>	case rnemdKePx:
480	>	case rnemdKePy:
481	>	outputMask_.set(TEMPERATURE);
482	>	outputMask_.set(VELOCITY);
483	>	break;
484	>	case rnemdKePvector:
485	>	outputMask_.set(TEMPERATURE);
486	>	outputMask_.set(VELOCITY);
487	>	outputMask_.set(DENSITY);
488	>	break;
489	>	default:
490	>	break;
491	>	}
492	>	}
493	>
494	>	if (hasOutputFileName) {
495	>	rnemdFileName_ = rnemdParams->getOutputFileName();
496	>	} else {
497	>	rnemdFileName_ = getPrefix(info->getFinalConfigFileName()) + ".rnemd";
498	>	}
499	>
500	>	exchangeTime_ = rnemdParams->getExchangeTime();
501	>
502	>	Snapshot* currentSnap_ = info->getSnapshotManager()->getCurrentSnapshot();
503	>	// total exchange sums are zeroed out at the beginning:
504	>
505	>	kineticExchange_ = 0.0;
506	>	momentumExchange_ = V3Zero;
507	>	angularMomentumExchange_ = V3Zero;
508	>
509	>	std::ostringstream selectionAstream;
510	>	std::ostringstream selectionBstream;
511	>
512	>	if (hasSelectionA_) {
513	>	selectionA_ = rnemdParams->getSelectionA();
514	>	} else {
515	>	if (usePeriodicBoundaryConditions_) {
516	>	Mat3x3d hmat = currentSnap_->getHmat();
517	>
518	>	if (hasSlabWidth)
519	>	slabWidth_ = rnemdParams->getSlabWidth();
520	>	else
521	>	slabWidth_ = hmat(2,2) / 10.0;
522	>
523	>	if (hasSlabACenter)
524	>	slabACenter_ = rnemdParams->getSlabACenter();
525	>	else
526	>	slabACenter_ = 0.0;
527	>
528	>	selectionAstream << "select wrappedz > "
529	>	<< slabACenter_ - 0.5*slabWidth_
530	>	<<  " && wrappedz < "
531	>	<< slabACenter_ + 0.5*slabWidth_;
532	>	selectionA_ = selectionAstream.str();
533	>	} else {
534	>	if (hasSphereARadius)
535	>	sphereARadius_ = rnemdParams->getSphereARadius();
536	>	else {
537	>	// use an initial guess to the size of the inner slab to be 1/10 the
538	>	// radius of an approximately spherical hull:
539	>	Thermo thermo(info);
540	>	RealType hVol = thermo.getHullVolume();
541	>	sphereARadius_ = 0.1 * pow((3.0 * hVol / (4.0 * M_PI)), 1.0/3.0);
542	>	}
543	>	selectionAstream << "select r < " << sphereARadius_;
544	>	selectionA_ = selectionAstream.str();
545	>	}
546	>	}
547	>
548	>	if (hasSelectionB_) {
549	>	selectionB_ = rnemdParams->getSelectionB();
550	>
551	>	} else {
552	>	if (usePeriodicBoundaryConditions_) {
553	>	Mat3x3d hmat = currentSnap_->getHmat();
554	>
555	>	if (hasSlabWidth)
556	>	slabWidth_ = rnemdParams->getSlabWidth();
557	>	else
558	>	slabWidth_ = hmat(2,2) / 10.0;
559	>
560	>	if (hasSlabBCenter)
561	>	slabBCenter_ = rnemdParams->getSlabBCenter();
562	>	else
563	>	slabBCenter_ = hmat(2,2) / 2.0;
564	>
565	>	selectionBstream << "select wrappedz > "
566	>	<< slabBCenter_ - 0.5*slabWidth_
567	>	<<  " && wrappedz < "
568	>	<< slabBCenter_ + 0.5*slabWidth_;
569	>	selectionB_ = selectionBstream.str();
570	>	} else {
571	>	if (hasSphereBRadius_) {
572	>	sphereBRadius_ = rnemdParams->getSphereBRadius();
573	>	selectionBstream << "select r > " << sphereBRadius_;
574	>	selectionB_ = selectionBstream.str();
575	>	} else {
576	>	selectionB_ = "select hull";
577	>	BisHull_ = true;
578	>	hasSelectionB_ = true;
579	>	}
580	>	}
581	>	}
582	>	}
583	>
584	>	// object evaluator:
585	>	evaluator_.loadScriptString(rnemdObjectSelection_);
586	>	seleMan_.setSelectionSet(evaluator_.evaluate());
587	>	evaluatorA_.loadScriptString(selectionA_);
588	>	evaluatorB_.loadScriptString(selectionB_);
589	>	seleManA_.setSelectionSet(evaluatorA_.evaluate());
590	>	seleManB_.setSelectionSet(evaluatorB_.evaluate());
591	>	commonA_ = seleManA_ & seleMan_;
592	>	commonB_ = seleManB_ & seleMan_;
593	>	}
594	>
595	>
596	>	RNEMD::~RNEMD() {
597	>	if (!doRNEMD_) return;
598	>	#ifdef IS_MPI
599	>	if (worldRank == 0) {
600	>	#endif
601	>
602	>	writeOutputFile();
603	>
604	>	rnemdFile_.close();
605	>
606	>	#ifdef IS_MPI
607	>	}
608	>	#endif
609	>
610	>	// delete all of the objects we created:
611	>	delete areaAccumulator_;
612	>	data_.clear();
613	>	}
614	>
615	>	void RNEMD::doSwap(SelectionManager& smanA, SelectionManager& smanB) {
616	>	if (!doRNEMD_) return;
617	>	int selei;
618	>	int selej;
619	>
620	>	Snapshot* currentSnap_ = info_->getSnapshotManager()->getCurrentSnapshot();
621	>	Mat3x3d hmat = currentSnap_->getHmat();
622	>
623	>	StuntDouble* sd;
624	>
625	>	RealType min_val;
626	>	bool min_found = false;
627	>	StuntDouble* min_sd;
628	>
629	>	RealType max_val;
630	>	bool max_found = false;
631	>	StuntDouble* max_sd;
632	>
633	>	for (sd = seleManA_.beginSelected(selei); sd != NULL;
634	>	sd = seleManA_.nextSelected(selei)) {
635	>
636	>	Vector3d pos = sd->getPos();
637	>
638	>	// wrap the stuntdouble's position back into the box:
639	>
640	>	if (usePeriodicBoundaryConditions_)
641	>	currentSnap_->wrapVector(pos);
642	>
643	>	RealType mass = sd->getMass();
644	>	Vector3d vel = sd->getVel();
645	>	RealType value;
646	>
647	>	switch(rnemdFluxType_) {
648	>	case rnemdKE :
649	>
650	>	value = mass * vel.lengthSquare();
651	>
652	>	if (sd->isDirectional()) {
653	>	Vector3d angMom = sd->getJ();
654	>	Mat3x3d I = sd->getI();
655	>
656	>	if (sd->isLinear()) {
657	>	int i = sd->linearAxis();
658	>	int j = (i + 1) % 3;
659	>	int k = (i + 2) % 3;
660	>	value += angMom[j] * angMom[j] / I(j, j) +
661	>	angMom[k] * angMom[k] / I(k, k);
662	>	} else {
663	>	value += angMom[0]*angMom[0]/I(0, 0)
664	>	+ angMom[1]*angMom[1]/I(1, 1)
665	>	+ angMom[2]*angMom[2]/I(2, 2);
666	>	}
667	>	} //angular momenta exchange enabled
668	>	value *= 0.5;
669	>	break;
670	>	case rnemdPx :
671	>	value = mass * vel[0];
672	>	break;
673	>	case rnemdPy :
674	>	value = mass * vel[1];
675	>	break;
676	>	case rnemdPz :
677	>	value = mass * vel[2];
678	>	break;
679	>	default :
680	>	break;
681	>	}
682	>	if (!max_found) {
683	>	max_val = value;
684	>	max_sd = sd;
685	>	max_found = true;
686	>	} else {
687	>	if (max_val < value) {
688	>	max_val = value;
689	>	max_sd = sd;
690	>	}
691	>	}
692	>	}
693	>
694	>	for (sd = seleManB_.beginSelected(selej); sd != NULL;
695	>	sd = seleManB_.nextSelected(selej)) {
696	>
697	>	Vector3d pos = sd->getPos();
698	>
699	>	// wrap the stuntdouble's position back into the box:
700	>
701	>	if (usePeriodicBoundaryConditions_)
702	>	currentSnap_->wrapVector(pos);
703	>
704	>	RealType mass = sd->getMass();
705	>	Vector3d vel = sd->getVel();
706	>	RealType value;
707	>
708	>	switch(rnemdFluxType_) {
709	>	case rnemdKE :
710	>
711	>	value = mass * vel.lengthSquare();
712	>
713	>	if (sd->isDirectional()) {
714	>	Vector3d angMom = sd->getJ();
715	>	Mat3x3d I = sd->getI();
716	>
717	>	if (sd->isLinear()) {
718	>	int i = sd->linearAxis();
719	>	int j = (i + 1) % 3;
720	>	int k = (i + 2) % 3;
721	>	value += angMom[j] * angMom[j] / I(j, j) +
722	>	angMom[k] * angMom[k] / I(k, k);
723	>	} else {
724	>	value += angMom[0]*angMom[0]/I(0, 0)
725	>	+ angMom[1]*angMom[1]/I(1, 1)
726	>	+ angMom[2]*angMom[2]/I(2, 2);
727	>	}
728	>	} //angular momenta exchange enabled
729	>	value *= 0.5;
730	>	break;
731	>	case rnemdPx :
732	>	value = mass * vel[0];
733	>	break;
734	>	case rnemdPy :
735	>	value = mass * vel[1];
736	>	break;
737	>	case rnemdPz :
738	>	value = mass * vel[2];
739	>	break;
740	>	default :
741	>	break;
742	>	}
743	>
744	>	if (!min_found) {
745	>	min_val = value;
746	>	min_sd = sd;
747	>	min_found = true;
748	>	} else {
749	>	if (min_val > value) {
750	>	min_val = value;
751	>	min_sd = sd;
752	>	}
753	>	}
754	>	}
755	>
756	>	#ifdef IS_MPI
757	>	int worldRank = MPI::COMM_WORLD.Get_rank();
758	>
759	>	bool my_min_found = min_found;
760	>	bool my_max_found = max_found;
761	>
762	>	// Even if we didn't find a minimum, did someone else?
763	>	MPI::COMM_WORLD.Allreduce(&my_min_found, &min_found, 1, MPI::BOOL, MPI::LOR);
764	>	// Even if we didn't find a maximum, did someone else?
765	>	MPI::COMM_WORLD.Allreduce(&my_max_found, &max_found, 1, MPI::BOOL, MPI::LOR);
766	>	#endif
767	>
768	>	if (max_found && min_found) {
769	>
770	>	#ifdef IS_MPI
771	>	struct {
772	>	RealType val;
773	>	int rank;
774	>	} max_vals, min_vals;
775	>
776	>	if (my_min_found) {
777	>	min_vals.val = min_val;
778	>	} else {
779	>	min_vals.val = HONKING_LARGE_VALUE;
780	>	}
781	>	min_vals.rank = worldRank;
782	>
783	>	// Who had the minimum?
784	>	MPI::COMM_WORLD.Allreduce(&min_vals, &min_vals,
785	>	1, MPI::REALTYPE_INT, MPI::MINLOC);
786	>	min_val = min_vals.val;
787	>
788	>	if (my_max_found) {
789	>	max_vals.val = max_val;
790	>	} else {
791	>	max_vals.val = -HONKING_LARGE_VALUE;
792	>	}
793	>	max_vals.rank = worldRank;
794	>
795	>	// Who had the maximum?
796	>	MPI::COMM_WORLD.Allreduce(&max_vals, &max_vals,
797	>	1, MPI::REALTYPE_INT, MPI::MAXLOC);
798	>	max_val = max_vals.val;
799	>	#endif
800	>
801	>	if (min_val < max_val) {
802	>
803	>	#ifdef IS_MPI
804	>	if (max_vals.rank == worldRank && min_vals.rank == worldRank) {
805	>	// I have both maximum and minimum, so proceed like a single
806	>	// processor version:
807	>	#endif
808	>
809	>	Vector3d min_vel = min_sd->getVel();
810	>	Vector3d max_vel = max_sd->getVel();
811	>	RealType temp_vel;
812	>
813	>	switch(rnemdFluxType_) {
814	>	case rnemdKE :
815	>	min_sd->setVel(max_vel);
816	>	max_sd->setVel(min_vel);
817	>	if (min_sd->isDirectional() && max_sd->isDirectional()) {
818	>	Vector3d min_angMom = min_sd->getJ();
819	>	Vector3d max_angMom = max_sd->getJ();
820	>	min_sd->setJ(max_angMom);
821	>	max_sd->setJ(min_angMom);
822	>	}//angular momenta exchange enabled
823	>	//assumes same rigid body identity
824	>	break;
825	>	case rnemdPx :
826	>	temp_vel = min_vel.x();
827	>	min_vel.x() = max_vel.x();
828	>	max_vel.x() = temp_vel;
829	>	min_sd->setVel(min_vel);
830	>	max_sd->setVel(max_vel);
831	>	break;
832	>	case rnemdPy :
833	>	temp_vel = min_vel.y();
834	>	min_vel.y() = max_vel.y();
835	>	max_vel.y() = temp_vel;
836	>	min_sd->setVel(min_vel);
837	>	max_sd->setVel(max_vel);
838	>	break;
839	>	case rnemdPz :
840	>	temp_vel = min_vel.z();
841	>	min_vel.z() = max_vel.z();
842	>	max_vel.z() = temp_vel;
843	>	min_sd->setVel(min_vel);
844	>	max_sd->setVel(max_vel);
845	>	break;
846	>	default :
847	>	break;
848	>	}
849	>
850	>	#ifdef IS_MPI
851	>	// the rest of the cases only apply in parallel simulations:
852	>	} else if (max_vals.rank == worldRank) {
853	>	// I had the max, but not the minimum
854	>
855	>	Vector3d min_vel;
856	>	Vector3d max_vel = max_sd->getVel();
857	>	MPI::Status status;
858	>
859	>	// point-to-point swap of the velocity vector
860	>	MPI::COMM_WORLD.Sendrecv(max_vel.getArrayPointer(), 3, MPI::REALTYPE,
861	>	min_vals.rank, 0,
862	>	min_vel.getArrayPointer(), 3, MPI::REALTYPE,
863	>	min_vals.rank, 0, status);
864	>
865	>	switch(rnemdFluxType_) {
866	>	case rnemdKE :
867	>	max_sd->setVel(min_vel);
868	>	//angular momenta exchange enabled
869	>	if (max_sd->isDirectional()) {
870	>	Vector3d min_angMom;
871	>	Vector3d max_angMom = max_sd->getJ();
872	>
873	>	// point-to-point swap of the angular momentum vector
874	>	MPI::COMM_WORLD.Sendrecv(max_angMom.getArrayPointer(), 3,
875	>	MPI::REALTYPE, min_vals.rank, 1,
876	>	min_angMom.getArrayPointer(), 3,
877	>	MPI::REALTYPE, min_vals.rank, 1,
878	>	status);
879	>
880	>	max_sd->setJ(min_angMom);
881	>	}
882	>	break;
883	>	case rnemdPx :
884	>	max_vel.x() = min_vel.x();
885	>	max_sd->setVel(max_vel);
886	>	break;
887	>	case rnemdPy :
888	>	max_vel.y() = min_vel.y();
889	>	max_sd->setVel(max_vel);
890	>	break;
891	>	case rnemdPz :
892	>	max_vel.z() = min_vel.z();
893	>	max_sd->setVel(max_vel);
894	>	break;
895	>	default :
896	>	break;
897	>	}
898	>	} else if (min_vals.rank == worldRank) {
899	>	// I had the minimum but not the maximum:
900	>
901	>	Vector3d max_vel;
902	>	Vector3d min_vel = min_sd->getVel();
903	>	MPI::Status status;
904	>
905	>	// point-to-point swap of the velocity vector
906	>	MPI::COMM_WORLD.Sendrecv(min_vel.getArrayPointer(), 3, MPI::REALTYPE,
907	>	max_vals.rank, 0,
908	>	max_vel.getArrayPointer(), 3, MPI::REALTYPE,
909	>	max_vals.rank, 0, status);
910	>
911	>	switch(rnemdFluxType_) {
912	>	case rnemdKE :
913	>	min_sd->setVel(max_vel);
914	>	//angular momenta exchange enabled
915	>	if (min_sd->isDirectional()) {
916	>	Vector3d min_angMom = min_sd->getJ();
917	>	Vector3d max_angMom;
918	>
919	>	// point-to-point swap of the angular momentum vector
920	>	MPI::COMM_WORLD.Sendrecv(min_angMom.getArrayPointer(), 3,
921	>	MPI::REALTYPE, max_vals.rank, 1,
922	>	max_angMom.getArrayPointer(), 3,
923	>	MPI::REALTYPE, max_vals.rank, 1,
924	>	status);
925	>
926	>	min_sd->setJ(max_angMom);
927	>	}
928	>	break;
929	>	case rnemdPx :
930	>	min_vel.x() = max_vel.x();
931	>	min_sd->setVel(min_vel);
932	>	break;
933	>	case rnemdPy :
934	>	min_vel.y() = max_vel.y();
935	>	min_sd->setVel(min_vel);
936	>	break;
937	>	case rnemdPz :
938	>	min_vel.z() = max_vel.z();
939	>	min_sd->setVel(min_vel);
940	>	break;
941	>	default :
942	>	break;
943	>	}
944	>	}
945	>	#endif
946	>
947	>	switch(rnemdFluxType_) {
948	>	case rnemdKE:
949	>	kineticExchange_ += max_val - min_val;
950	>	break;
951	>	case rnemdPx:
952	>	momentumExchange_.x() += max_val - min_val;
953	>	break;
954	>	case rnemdPy:
955	>	momentumExchange_.y() += max_val - min_val;
956	>	break;
957	>	case rnemdPz:
958	>	momentumExchange_.z() += max_val - min_val;
959	>	break;
960	>	default:
961	>	break;
962	>	}
963	>	} else {
964	>	sprintf(painCave.errMsg,
965	>	"RNEMD::doSwap exchange NOT performed because min_val > max_val\n");
966	>	painCave.isFatal = 0;
967	>	painCave.severity = OPENMD_INFO;
968	>	simError();
969	>	failTrialCount_++;
970	>	}
971	>	} else {
972	>	sprintf(painCave.errMsg,
973	>	"RNEMD::doSwap exchange NOT performed because selected object\n"
974	>	"\twas not present in at least one of the two slabs.\n");
975	>	painCave.isFatal = 0;
976	>	painCave.severity = OPENMD_INFO;
977	>	simError();
978	>	failTrialCount_++;
979	>	}
980	>	}
981	>
982	>	void RNEMD::doNIVS(SelectionManager& smanA, SelectionManager& smanB) {
983	>	if (!doRNEMD_) return;
984	>	int selei;
985	>	int selej;
986	>
987	>	Snapshot* currentSnap_ = info_->getSnapshotManager()->getCurrentSnapshot();
988	>	RealType time = currentSnap_->getTime();
989	>	Mat3x3d hmat = currentSnap_->getHmat();
990	>
991	>	StuntDouble* sd;
992	>
993	>	vector<StuntDouble*> hotBin, coldBin;
994	>
995	>	RealType Phx = 0.0;
996	>	RealType Phy = 0.0;
997	>	RealType Phz = 0.0;
998	>	RealType Khx = 0.0;
999	>	RealType Khy = 0.0;
1000	>	RealType Khz = 0.0;
1001	>	RealType Khw = 0.0;
1002	>	RealType Pcx = 0.0;
1003	>	RealType Pcy = 0.0;
1004	>	RealType Pcz = 0.0;
1005	>	RealType Kcx = 0.0;
1006	>	RealType Kcy = 0.0;
1007	>	RealType Kcz = 0.0;
1008	>	RealType Kcw = 0.0;
1009	>
1010	>	for (sd = smanA.beginSelected(selei); sd != NULL;
1011	>	sd = smanA.nextSelected(selei)) {
1012	>
1013	>	Vector3d pos = sd->getPos();
1014	>
1015	>	// wrap the stuntdouble's position back into the box:
1016	>
1017	>	if (usePeriodicBoundaryConditions_)
1018	>	currentSnap_->wrapVector(pos);
1019	>
1020	>
1021	>	RealType mass = sd->getMass();
1022	>	Vector3d vel = sd->getVel();
1023	>
1024	>	hotBin.push_back(sd);
1025	>	Phx += mass * vel.x();
1026	>	Phy += mass * vel.y();
1027	>	Phz += mass * vel.z();
1028	>	Khx += mass * vel.x() * vel.x();
1029	>	Khy += mass * vel.y() * vel.y();
1030	>	Khz += mass * vel.z() * vel.z();
1031	>	if (sd->isDirectional()) {
1032	>	Vector3d angMom = sd->getJ();
1033	>	Mat3x3d I = sd->getI();
1034	>	if (sd->isLinear()) {
1035	>	int i = sd->linearAxis();
1036	>	int j = (i + 1) % 3;
1037	>	int k = (i + 2) % 3;
1038	>	Khw += angMom[j] * angMom[j] / I(j, j) +
1039	>	angMom[k] * angMom[k] / I(k, k);
1040	>	} else {
1041	>	Khw += angMom[0]*angMom[0]/I(0, 0)
1042	>	+ angMom[1]*angMom[1]/I(1, 1)
1043	>	+ angMom[2]*angMom[2]/I(2, 2);
1044	>	}
1045	>	}
1046	>	}
1047	>	for (sd = smanB.beginSelected(selej); sd != NULL;
1048	>	sd = smanB.nextSelected(selej)) {
1049	>	Vector3d pos = sd->getPos();
1050	>
1051	>	// wrap the stuntdouble's position back into the box:
1052	>
1053	>	if (usePeriodicBoundaryConditions_)
1054	>	currentSnap_->wrapVector(pos);
1055	>
1056	>	RealType mass = sd->getMass();
1057	>	Vector3d vel = sd->getVel();
1058	>
1059	>	coldBin.push_back(sd);
1060	>	Pcx += mass * vel.x();
1061	>	Pcy += mass * vel.y();
1062	>	Pcz += mass * vel.z();
1063	>	Kcx += mass * vel.x() * vel.x();
1064	>	Kcy += mass * vel.y() * vel.y();
1065	>	Kcz += mass * vel.z() * vel.z();
1066	>	if (sd->isDirectional()) {
1067	>	Vector3d angMom = sd->getJ();
1068	>	Mat3x3d I = sd->getI();
1069	>	if (sd->isLinear()) {
1070	>	int i = sd->linearAxis();
1071	>	int j = (i + 1) % 3;
1072	>	int k = (i + 2) % 3;
1073	>	Kcw += angMom[j] * angMom[j] / I(j, j) +
1074	>	angMom[k] * angMom[k] / I(k, k);
1075	>	} else {
1076	>	Kcw += angMom[0]*angMom[0]/I(0, 0)
1077	>	+ angMom[1]*angMom[1]/I(1, 1)
1078	>	+ angMom[2]*angMom[2]/I(2, 2);
1079	>	}
1080	>	}
1081	>	}
1082	>
1083	>	Khx *= 0.5;
1084	>	Khy *= 0.5;
1085	>	Khz *= 0.5;
1086	>	Khw *= 0.5;
1087	>	Kcx *= 0.5;
1088	>	Kcy *= 0.5;
1089	>	Kcz *= 0.5;
1090	>	Kcw *= 0.5;
1091	>
1092	>	#ifdef IS_MPI
1093	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Phx, 1, MPI::REALTYPE, MPI::SUM);
1094	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Phy, 1, MPI::REALTYPE, MPI::SUM);
1095	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Phz, 1, MPI::REALTYPE, MPI::SUM);
1096	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Pcx, 1, MPI::REALTYPE, MPI::SUM);
1097	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Pcy, 1, MPI::REALTYPE, MPI::SUM);
1098	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Pcz, 1, MPI::REALTYPE, MPI::SUM);
1099	>
1100	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Khx, 1, MPI::REALTYPE, MPI::SUM);
1101	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Khy, 1, MPI::REALTYPE, MPI::SUM);
1102	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Khz, 1, MPI::REALTYPE, MPI::SUM);
1103	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Khw, 1, MPI::REALTYPE, MPI::SUM);
1104	>
1105	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Kcx, 1, MPI::REALTYPE, MPI::SUM);
1106	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Kcy, 1, MPI::REALTYPE, MPI::SUM);
1107	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Kcz, 1, MPI::REALTYPE, MPI::SUM);
1108	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Kcw, 1, MPI::REALTYPE, MPI::SUM);
1109	>	#endif
1110	>
1111	>	//solve coldBin coeff's first
1112	>	RealType px = Pcx / Phx;
1113	>	RealType py = Pcy / Phy;
1114	>	RealType pz = Pcz / Phz;
1115	>	RealType c, x, y, z;
1116	>	bool successfulScale = false;
1117	>	if ((rnemdFluxType_ == rnemdFullKE) ||
1118	>	(rnemdFluxType_ == rnemdRotKE)) {
1119	>	//may need sanity check Khw & Kcw > 0
1120	>
1121	>	if (rnemdFluxType_ == rnemdFullKE) {
1122	>	c = 1.0 - kineticTarget_ / (Kcx + Kcy + Kcz + Kcw);
1123	>	} else {
1124	>	c = 1.0 - kineticTarget_ / Kcw;
1125	>	}
1126	>
1127	>	if ((c > 0.81) && (c < 1.21)) {//restrict scaling coefficients
1128	>	c = sqrt(c);
1129	>
1130	>	RealType w = 0.0;
1131	>	if (rnemdFluxType_ ==  rnemdFullKE) {
1132	>	x = 1.0 + px * (1.0 - c);
1133	>	y = 1.0 + py * (1.0 - c);
1134	>	z = 1.0 + pz * (1.0 - c);
1135	>	/* more complicated way
1136	>	w = 1.0 + (Kcw - Kcw * c * c - (c * c * (Kcx + Kcy + Kcz
1137	>	+ Khx * px * px + Khy * py * py + Khz * pz * pz)
1138	>	- 2.0 * c * (Khx * px * (1.0 + px) + Khy * py * (1.0 + py)
1139	>	+ Khz * pz * (1.0 + pz)) + Khx * px * (2.0 + px)
1140	>	+ Khy * py * (2.0 + py) + Khz * pz * (2.0 + pz)
1141	>	- Kcx - Kcy - Kcz)) / Khw; the following is simpler
1142	>	*/
1143	>	if ((fabs(x - 1.0) < 0.1) && (fabs(y - 1.0) < 0.1) &&
1144	>	(fabs(z - 1.0) < 0.1)) {
1145	>	w = 1.0 + (kineticTarget_
1146	>	+ Khx * (1.0 - x * x) + Khy * (1.0 - y * y)
1147	>	+ Khz * (1.0 - z * z)) / Khw;
1148	>	}//no need to calculate w if x, y or z is out of range
1149	>	} else {
1150	>	w = 1.0 + kineticTarget_ / Khw;
1151	>	}
1152	>	if ((w > 0.81) && (w < 1.21)) {//restrict scaling coefficients
1153	>	//if w is in the right range, so should be x, y, z.
1154	>	vector<StuntDouble*>::iterator sdi;
1155	>	Vector3d vel;
1156	>	for (sdi = coldBin.begin(); sdi != coldBin.end(); ++sdi) {
1157	>	if (rnemdFluxType_ == rnemdFullKE) {
1158	>	vel = (*sdi)->getVel() * c;
1159	>	(*sdi)->setVel(vel);
1160	>	}
1161	>	if ((*sdi)->isDirectional()) {
1162	>	Vector3d angMom = (*sdi)->getJ() * c;
1163	>	(*sdi)->setJ(angMom);
1164	>	}
1165	>	}
1166	>	w = sqrt(w);
1167	>	for (sdi = hotBin.begin(); sdi != hotBin.end(); ++sdi) {
1168	>	if (rnemdFluxType_ == rnemdFullKE) {
1169	>	vel = (*sdi)->getVel();
1170	>	vel.x() *= x;
1171	>	vel.y() *= y;
1172	>	vel.z() *= z;
1173	>	(*sdi)->setVel(vel);
1174	>	}
1175	>	if ((*sdi)->isDirectional()) {
1176	>	Vector3d angMom = (*sdi)->getJ() * w;
1177	>	(*sdi)->setJ(angMom);
1178	>	}
1179	>	}
1180	>	successfulScale = true;
1181	>	kineticExchange_ += kineticTarget_;
1182	>	}
1183	>	}
1184	>	} else {
1185	>	RealType a000, a110, c0, a001, a111, b01, b11, c1;
1186	>	switch(rnemdFluxType_) {
1187	>	case rnemdKE :
1188	>	/* used hotBin coeff's & only scale x & y dimensions
1189	>	RealType px = Phx / Pcx;
1190	>	RealType py = Phy / Pcy;
1191	>	a110 = Khy;
1192	>	c0 = - Khx - Khy - kineticTarget_;
1193	>	a000 = Khx;
1194	>	a111 = Kcy * py * py;
1195	>	b11 = -2.0 * Kcy * py * (1.0 + py);
1196	>	c1 = Kcy * py * (2.0 + py) + Kcx * px * ( 2.0 + px) + kineticTarget_;
1197	>	b01 = -2.0 * Kcx * px * (1.0 + px);
1198	>	a001 = Kcx * px * px;
1199	>	*/
1200	>	//scale all three dimensions, let c_x = c_y
1201	>	a000 = Kcx + Kcy;
1202	>	a110 = Kcz;
1203	>	c0 = kineticTarget_ - Kcx - Kcy - Kcz;
1204	>	a001 = Khx * px * px + Khy * py * py;
1205	>	a111 = Khz * pz * pz;
1206	>	b01 = -2.0 * (Khx * px * (1.0 + px) + Khy * py * (1.0 + py));
1207	>	b11 = -2.0 * Khz * pz * (1.0 + pz);
1208	>	c1 = Khx * px * (2.0 + px) + Khy * py * (2.0 + py)
1209	>	+ Khz * pz * (2.0 + pz) - kineticTarget_;
1210	>	break;
1211	>	case rnemdPx :
1212	>	c = 1 - momentumTarget_.x() / Pcx;
1213	>	a000 = Kcy;
1214	>	a110 = Kcz;
1215	>	c0 = Kcx * c * c - Kcx - Kcy - Kcz;
1216	>	a001 = py * py * Khy;
1217	>	a111 = pz * pz * Khz;
1218	>	b01 = -2.0 * Khy * py * (1.0 + py);
1219	>	b11 = -2.0 * Khz * pz * (1.0 + pz);
1220	>	c1 = Khy * py * (2.0 + py) + Khz * pz * (2.0 + pz)
1221	>	+ Khx * (fastpow(c * px - px - 1.0, 2) - 1.0);
1222	>	break;
1223	>	case rnemdPy :
1224	>	c = 1 - momentumTarget_.y() / Pcy;
1225	>	a000 = Kcx;
1226	>	a110 = Kcz;
1227	>	c0 = Kcy * c * c - Kcx - Kcy - Kcz;
1228	>	a001 = px * px * Khx;
1229	>	a111 = pz * pz * Khz;
1230	>	b01 = -2.0 * Khx * px * (1.0 + px);
1231	>	b11 = -2.0 * Khz * pz * (1.0 + pz);
1232	>	c1 = Khx * px * (2.0 + px) + Khz * pz * (2.0 + pz)
1233	>	+ Khy * (fastpow(c * py - py - 1.0, 2) - 1.0);
1234	>	break;
1235	>	case rnemdPz ://we don't really do this, do we?
1236	>	c = 1 - momentumTarget_.z() / Pcz;
1237	>	a000 = Kcx;
1238	>	a110 = Kcy;
1239	>	c0 = Kcz * c * c - Kcx - Kcy - Kcz;
1240	>	a001 = px * px * Khx;
1241	>	a111 = py * py * Khy;
1242	>	b01 = -2.0 * Khx * px * (1.0 + px);
1243	>	b11 = -2.0 * Khy * py * (1.0 + py);
1244	>	c1 = Khx * px * (2.0 + px) + Khy * py * (2.0 + py)
1245	>	+ Khz * (fastpow(c * pz - pz - 1.0, 2) - 1.0);
1246	>	break;
1247	>	default :
1248	>	break;
1249	>	}
1250	>
1251	>	RealType v1 = a000 * a111 - a001 * a110;
1252	>	RealType v2 = a000 * b01;
1253	>	RealType v3 = a000 * b11;
1254	>	RealType v4 = a000 * c1 - a001 * c0;
1255	>	RealType v8 = a110 * b01;
1256	>	RealType v10 = - b01 * c0;
1257	>
1258	>	RealType u0 = v2 * v10 - v4 * v4;
1259	>	RealType u1 = -2.0 * v3 * v4;
1260	>	RealType u2 = -v2 * v8 - v3 * v3 - 2.0 * v1 * v4;
1261	>	RealType u3 = -2.0 * v1 * v3;
1262	>	RealType u4 = - v1 * v1;
1263	>	//rescale coefficients
1264	>	RealType maxAbs = fabs(u0);
1265	>	if (maxAbs < fabs(u1)) maxAbs = fabs(u1);
1266	>	if (maxAbs < fabs(u2)) maxAbs = fabs(u2);
1267	>	if (maxAbs < fabs(u3)) maxAbs = fabs(u3);
1268	>	if (maxAbs < fabs(u4)) maxAbs = fabs(u4);
1269	>	u0 /= maxAbs;
1270	>	u1 /= maxAbs;
1271	>	u2 /= maxAbs;
1272	>	u3 /= maxAbs;
1273	>	u4 /= maxAbs;
1274	>	//max_element(start, end) is also available.
1275	>	Polynomial<RealType> poly; //same as DoublePolynomial poly;
1276	>	poly.setCoefficient(4, u4);
1277	>	poly.setCoefficient(3, u3);
1278	>	poly.setCoefficient(2, u2);
1279	>	poly.setCoefficient(1, u1);
1280	>	poly.setCoefficient(0, u0);
1281	>	vector<RealType> realRoots = poly.FindRealRoots();
1282	>
1283	>	vector<RealType>::iterator ri;
1284	>	RealType r1, r2, alpha0;
1285	>	vector<pair<RealType,RealType> > rps;
1286	>	for (ri = realRoots.begin(); ri !=realRoots.end(); ++ri) {
1287	>	r2 = *ri;
1288	>	//check if FindRealRoots() give the right answer
1289	>	if ( fabs(u0 + r2 * (u1 + r2 * (u2 + r2 * (u3 + r2 * u4)))) > 1e-6 ) {
1290	>	sprintf(painCave.errMsg,
1291	>	"RNEMD Warning: polynomial solve seems to have an error!");
1292	>	painCave.isFatal = 0;
1293	>	simError();
1294	>	failRootCount_++;
1295	>	}
1296	>	//might not be useful w/o rescaling coefficients
1297	>	alpha0 = -c0 - a110 * r2 * r2;
1298	>	if (alpha0 >= 0.0) {
1299	>	r1 = sqrt(alpha0 / a000);
1300	>	if (fabs(c1 + r1 * (b01 + r1 * a001) + r2 * (b11 + r2 * a111))
1301	>	< 1e-6)
1302	>	{ rps.push_back(make_pair(r1, r2)); }
1303	>	if (r1 > 1e-6) { //r1 non-negative
1304	>	r1 = -r1;
1305	>	if (fabs(c1 + r1 * (b01 + r1 * a001) + r2 * (b11 + r2 * a111))
1306	>	< 1e-6)
1307	>	{ rps.push_back(make_pair(r1, r2)); }
1308	>	}
1309	>	}
1310	>	}
1311	>	// Consider combining together the solving pair part w/ the searching
1312	>	// best solution part so that we don't need the pairs vector
1313	>	if (!rps.empty()) {
1314	>	RealType smallestDiff = HONKING_LARGE_VALUE;
1315	>	RealType diff;
1316	>	pair<RealType,RealType> bestPair = make_pair(1.0, 1.0);
1317	>	vector<pair<RealType,RealType> >::iterator rpi;
1318	>	for (rpi = rps.begin(); rpi != rps.end(); ++rpi) {
1319	>	r1 = (*rpi).first;
1320	>	r2 = (*rpi).second;
1321	>	switch(rnemdFluxType_) {
1322	>	case rnemdKE :
1323	>	diff = fastpow(1.0 - r1, 2) + fastpow(1.0 - r2, 2)
1324	>	+ fastpow(r1 * r1 / r2 / r2 - Kcz/Kcx, 2)
1325	>	+ fastpow(r1 * r1 / r2 / r2 - Kcz/Kcy, 2);
1326	>	break;
1327	>	case rnemdPx :
1328	>	diff = fastpow(1.0 - r1, 2) + fastpow(1.0 - r2, 2)
1329	>	+ fastpow(r1 * r1 / r2 / r2 - Kcz/Kcy, 2);
1330	>	break;
1331	>	case rnemdPy :
1332	>	diff = fastpow(1.0 - r1, 2) + fastpow(1.0 - r2, 2)
1333	>	+ fastpow(r1 * r1 / r2 / r2 - Kcz/Kcx, 2);
1334	>	break;
1335	>	case rnemdPz :
1336	>	diff = fastpow(1.0 - r1, 2) + fastpow(1.0 - r2, 2)
1337	>	+ fastpow(r1 * r1 / r2 / r2 - Kcy/Kcx, 2);
1338	>	default :
1339	>	break;
1340	>	}
1341	>	if (diff < smallestDiff) {
1342	>	smallestDiff = diff;
1343	>	bestPair = *rpi;
1344	>	}
1345	>	}
1346	>	#ifdef IS_MPI
1347	>	if (worldRank == 0) {
1348	>	#endif
1349	>	// sprintf(painCave.errMsg,
1350	>	//         "RNEMD: roots r1= %lf\tr2 = %lf\n",
1351	>	//         bestPair.first, bestPair.second);
1352	>	// painCave.isFatal = 0;
1353	>	// painCave.severity = OPENMD_INFO;
1354	>	// simError();
1355	>	#ifdef IS_MPI
1356	>	}
1357	>	#endif
1358	>
1359	>	switch(rnemdFluxType_) {
1360	>	case rnemdKE :
1361	>	x = bestPair.first;
1362	>	y = bestPair.first;
1363	>	z = bestPair.second;
1364	>	break;
1365	>	case rnemdPx :
1366	>	x = c;
1367	>	y = bestPair.first;
1368	>	z = bestPair.second;
1369	>	break;
1370	>	case rnemdPy :
1371	>	x = bestPair.first;
1372	>	y = c;
1373	>	z = bestPair.second;
1374	>	break;
1375	>	case rnemdPz :
1376	>	x = bestPair.first;
1377	>	y = bestPair.second;
1378	>	z = c;
1379	>	break;
1380	>	default :
1381	>	break;
1382	>	}
1383	>	vector<StuntDouble*>::iterator sdi;
1384	>	Vector3d vel;
1385	>	for (sdi = coldBin.begin(); sdi != coldBin.end(); ++sdi) {
1386	>	vel = (*sdi)->getVel();
1387	>	vel.x() *= x;
1388	>	vel.y() *= y;
1389	>	vel.z() *= z;
1390	>	(*sdi)->setVel(vel);
1391	>	}
1392	>	//convert to hotBin coefficient
1393	>	x = 1.0 + px * (1.0 - x);
1394	>	y = 1.0 + py * (1.0 - y);
1395	>	z = 1.0 + pz * (1.0 - z);
1396	>	for (sdi = hotBin.begin(); sdi != hotBin.end(); ++sdi) {
1397	>	vel = (*sdi)->getVel();
1398	>	vel.x() *= x;
1399	>	vel.y() *= y;
1400	>	vel.z() *= z;
1401	>	(*sdi)->setVel(vel);
1402	>	}
1403	>	successfulScale = true;
1404	>	switch(rnemdFluxType_) {
1405	>	case rnemdKE :
1406	>	kineticExchange_ += kineticTarget_;
1407	>	break;
1408	>	case rnemdPx :
1409	>	case rnemdPy :
1410	>	case rnemdPz :
1411	>	momentumExchange_ += momentumTarget_;
1412	>	break;
1413	>	default :
1414	>	break;
1415	>	}
1416	>	}
1417	>	}
1418	>	if (successfulScale != true) {
1419	>	sprintf(painCave.errMsg,
1420	>	"RNEMD::doNIVS exchange NOT performed - roots that solve\n"
1421	>	"\tthe constraint equations may not exist or there may be\n"
1422	>	"\tno selected objects in one or both slabs.\n");
1423	>	painCave.isFatal = 0;
1424	>	painCave.severity = OPENMD_INFO;
1425	>	simError();
1426	>	failTrialCount_++;
1427	>	}
1428	>	}
1429	>
1430	>	void RNEMD::doVSS(SelectionManager& smanA, SelectionManager& smanB) {
1431	>	if (!doRNEMD_) return;
1432	>	int selei;
1433	>	int selej;
1434	>
1435	>	Snapshot* currentSnap_ = info_->getSnapshotManager()->getCurrentSnapshot();
1436	>	RealType time = currentSnap_->getTime();
1437	>	Mat3x3d hmat = currentSnap_->getHmat();
1438	>
1439	>	StuntDouble* sd;
1440	>
1441	>	vector<StuntDouble*> hotBin, coldBin;
1442	>
1443	>	Vector3d Ph(V3Zero);
1444	>	Vector3d Lh(V3Zero);
1445	>	RealType Mh = 0.0;
1446	>	Mat3x3d Ih(0.0);
1447	>	RealType Kh = 0.0;
1448	>	Vector3d Pc(V3Zero);
1449	>	Vector3d Lc(V3Zero);
1450	>	RealType Mc = 0.0;
1451	>	Mat3x3d Ic(0.0);
1452	>	RealType Kc = 0.0;
1453	>
1454	>	// Constraints can be on only the linear or angular momentum, but
1455	>	// not both.  Usually, the user will specify which they want, but
1456	>	// in case they don't, the use of periodic boundaries should make
1457	>	// the choice for us.
1458	>	bool doLinearPart = false;
1459	>	bool doAngularPart = false;
1460	>
1461	>	switch (rnemdFluxType_) {
1462	>	case rnemdPx:
1463	>	case rnemdPy:
1464	>	case rnemdPz:
1465	>	case rnemdPvector:
1466	>	case rnemdKePx:
1467	>	case rnemdKePy:
1468	>	case rnemdKePvector:
1469	>	doLinearPart = true;
1470	>	break;
1471	>	case rnemdLx:
1472	>	case rnemdLy:
1473	>	case rnemdLz:
1474	>	case rnemdLvector:
1475	>	case rnemdKeLx:
1476	>	case rnemdKeLy:
1477	>	case rnemdKeLz:
1478	>	case rnemdKeLvector:
1479	>	doAngularPart = true;
1480	>	break;
1481	>	case rnemdKE:
1482	>	case rnemdRotKE:
1483	>	case rnemdFullKE:
1484	>	default:
1485	>	if (usePeriodicBoundaryConditions_)
1486	>	doLinearPart = true;
1487	>	else
1488	>	doAngularPart = true;
1489	>	break;
1490	>	}
1491	>
1492	>	for (sd = smanA.beginSelected(selei); sd != NULL;
1493	>	sd = smanA.nextSelected(selei)) {
1494	>
1495	>	Vector3d pos = sd->getPos();
1496	>
1497	>	// wrap the stuntdouble's position back into the box:
1498	>
1499	>	if (usePeriodicBoundaryConditions_)
1500	>	currentSnap_->wrapVector(pos);
1501	>
1502	>	RealType mass = sd->getMass();
1503	>	Vector3d vel = sd->getVel();
1504	>	Vector3d rPos = sd->getPos() - coordinateOrigin_;
1505	>	RealType r2;
1506	>
1507	>	hotBin.push_back(sd);
1508	>	Ph += mass * vel;
1509	>	Mh += mass;
1510	>	Kh += mass * vel.lengthSquare();
1511	>	Lh += mass * cross(rPos, vel);
1512	>	Ih -= outProduct(rPos, rPos) * mass;
1513	>	r2 = rPos.lengthSquare();
1514	>	Ih(0, 0) += mass * r2;
1515	>	Ih(1, 1) += mass * r2;
1516	>	Ih(2, 2) += mass * r2;
1517	>
1518	>	if (rnemdFluxType_ == rnemdFullKE) {
1519	>	if (sd->isDirectional()) {
1520	>	Vector3d angMom = sd->getJ();
1521	>	Mat3x3d I = sd->getI();
1522	>	if (sd->isLinear()) {
1523	>	int i = sd->linearAxis();
1524	>	int j = (i + 1) % 3;
1525	>	int k = (i + 2) % 3;
1526	>	Kh += angMom[j] * angMom[j] / I(j, j) +
1527	>	angMom[k] * angMom[k] / I(k, k);
1528	>	} else {
1529	>	Kh += angMom[0] * angMom[0] / I(0, 0) +
1530	>	angMom[1] * angMom[1] / I(1, 1) +
1531	>	angMom[2] * angMom[2] / I(2, 2);
1532	>	}
1533	>	}
1534	>	}
1535	>	}
1536	>	for (sd = smanB.beginSelected(selej); sd != NULL;
1537	>	sd = smanB.nextSelected(selej)) {
1538	>
1539	>	Vector3d pos = sd->getPos();
1540	>
1541	>	// wrap the stuntdouble's position back into the box:
1542	>
1543	>	if (usePeriodicBoundaryConditions_)
1544	>	currentSnap_->wrapVector(pos);
1545	>
1546	>	RealType mass = sd->getMass();
1547	>	Vector3d vel = sd->getVel();
1548	>	Vector3d rPos = sd->getPos() - coordinateOrigin_;
1549	>	RealType r2;
1550	>
1551	>	coldBin.push_back(sd);
1552	>	Pc += mass * vel;
1553	>	Mc += mass;
1554	>	Kc += mass * vel.lengthSquare();
1555	>	Lc += mass * cross(rPos, vel);
1556	>	Ic -= outProduct(rPos, rPos) * mass;
1557	>	r2 = rPos.lengthSquare();
1558	>	Ic(0, 0) += mass * r2;
1559	>	Ic(1, 1) += mass * r2;
1560	>	Ic(2, 2) += mass * r2;
1561	>
1562	>	if (rnemdFluxType_ == rnemdFullKE) {
1563	>	if (sd->isDirectional()) {
1564	>	Vector3d angMom = sd->getJ();
1565	>	Mat3x3d I = sd->getI();
1566	>	if (sd->isLinear()) {
1567	>	int i = sd->linearAxis();
1568	>	int j = (i + 1) % 3;
1569	>	int k = (i + 2) % 3;
1570	>	Kc += angMom[j] * angMom[j] / I(j, j) +
1571	>	angMom[k] * angMom[k] / I(k, k);
1572	>	} else {
1573	>	Kc += angMom[0] * angMom[0] / I(0, 0) +
1574	>	angMom[1] * angMom[1] / I(1, 1) +
1575	>	angMom[2] * angMom[2] / I(2, 2);
1576	>	}
1577	>	}
1578	>	}
1579	>	}
1580	>
1581	>	Kh *= 0.5;
1582	>	Kc *= 0.5;
1583	>
1584	>	#ifdef IS_MPI
1585	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Ph[0], 3, MPI::REALTYPE, MPI::SUM);
1586	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Pc[0], 3, MPI::REALTYPE, MPI::SUM);
1587	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Lh[0], 3, MPI::REALTYPE, MPI::SUM);
1588	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Lc[0], 3, MPI::REALTYPE, MPI::SUM);
1589	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Mh, 1, MPI::REALTYPE, MPI::SUM);
1590	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Kh, 1, MPI::REALTYPE, MPI::SUM);
1591	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Mc, 1, MPI::REALTYPE, MPI::SUM);
1592	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &Kc, 1, MPI::REALTYPE, MPI::SUM);
1593	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, Ih.getArrayPointer(), 9,
1594	>	MPI::REALTYPE, MPI::SUM);
1595	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, Ic.getArrayPointer(), 9,
1596	>	MPI::REALTYPE, MPI::SUM);
1597	>	#endif
1598	>
1599	>
1600	>	Vector3d ac, acrec, bc, bcrec;
1601	>	Vector3d ah, ahrec, bh, bhrec;
1602	>
1603	>	bool successfulExchange = false;
1604	>	if ((Mh > 0.0) && (Mc > 0.0)) {//both slabs are not empty
1605	>	Vector3d vc = Pc / Mc;
1606	>	ac = -momentumTarget_ / Mc + vc;
1607	>	acrec = -momentumTarget_ / Mc;
1608	>
1609	>	// We now need the inverse of the inertia tensor to calculate the
1610	>	// angular velocity of the cold slab;
1611	>	Mat3x3d Ici = Ic.inverse();
1612	>	Vector3d omegac = Ici * Lc;
1613	>	bc  = -(Ici * angularMomentumTarget_) + omegac;
1614	>	bcrec = bc - omegac;
1615	>
1616	>	RealType cNumerator = Kc - kineticTarget_;
1617	>	if (doLinearPart)
1618	>	cNumerator -= 0.5 * Mc * ac.lengthSquare();
1619	>
1620	>	if (doAngularPart)
1621	>	cNumerator -= 0.5 * ( dot(bc, Ic * bc));
1622	>
1623	>	if (cNumerator > 0.0) {
1624	>
1625	>	RealType cDenominator = Kc;
1626	>
1627	>	if (doLinearPart)
1628	>	cDenominator -= 0.5 * Mc * vc.lengthSquare();
1629	>
1630	>	if (doAngularPart)
1631	>	cDenominator -= 0.5*(dot(omegac, Ic * omegac));
1632	>
1633	>	if (cDenominator > 0.0) {
1634	>	RealType c = sqrt(cNumerator / cDenominator);
1635	>	if ((c > 0.9) && (c < 1.1)) {//restrict scaling coefficients
1636	>
1637	>	Vector3d vh = Ph / Mh;
1638	>	ah = momentumTarget_ / Mh + vh;
1639	>	ahrec = momentumTarget_ / Mh;
1640	>
1641	>	// We now need the inverse of the inertia tensor to
1642	>	// calculate the angular velocity of the hot slab;
1643	>	Mat3x3d Ihi = Ih.inverse();
1644	>	Vector3d omegah = Ihi * Lh;
1645	>	bh  = (Ihi * angularMomentumTarget_) + omegah;
1646	>	bhrec = bh - omegah;
1647	>
1648	>	RealType hNumerator = Kh + kineticTarget_;
1649	>	if (doLinearPart)
1650	>	hNumerator -= 0.5 * Mh * ah.lengthSquare();
1651	>
1652	>	if (doAngularPart)
1653	>	hNumerator -= 0.5 * ( dot(bh, Ih * bh));
1654	>
1655	>	if (hNumerator > 0.0) {
1656	>
1657	>	RealType hDenominator = Kh;
1658	>	if (doLinearPart)
1659	>	hDenominator -= 0.5 * Mh * vh.lengthSquare();
1660	>	if (doAngularPart)
1661	>	hDenominator -= 0.5*(dot(omegah, Ih * omegah));
1662	>
1663	>	if (hDenominator > 0.0) {
1664	>	RealType h = sqrt(hNumerator / hDenominator);
1665	>	if ((h > 0.9) && (h < 1.1)) {
1666	>
1667	>	vector<StuntDouble*>::iterator sdi;
1668	>	Vector3d vel;
1669	>	Vector3d rPos;
1670	>
1671	>	for (sdi = coldBin.begin(); sdi != coldBin.end(); ++sdi) {
1672	>	//vel = (*sdi)->getVel();
1673	>	rPos = (*sdi)->getPos() - coordinateOrigin_;
1674	>	if (doLinearPart)
1675	>	vel = ((*sdi)->getVel() - vc) * c + ac;
1676	>	if (doAngularPart)
1677	>	vel = ((*sdi)->getVel() - cross(omegac, rPos)) * c + cross(bc, rPos);
1678	>
1679	>	(*sdi)->setVel(vel);
1680	>	if (rnemdFluxType_ == rnemdFullKE) {
1681	>	if ((*sdi)->isDirectional()) {
1682	>	Vector3d angMom = (*sdi)->getJ() * c;
1683	>	(*sdi)->setJ(angMom);
1684	>	}
1685	>	}
1686	>	}
1687	>	for (sdi = hotBin.begin(); sdi != hotBin.end(); ++sdi) {
1688	>	//vel = (*sdi)->getVel();
1689	>	rPos = (*sdi)->getPos() - coordinateOrigin_;
1690	>	if (doLinearPart)
1691	>	vel = ((*sdi)->getVel() - vh) * h + ah;
1692	>	if (doAngularPart)
1693	>	vel = ((*sdi)->getVel() - cross(omegah, rPos)) * h + cross(bh, rPos);
1694	>
1695	>	(*sdi)->setVel(vel);
1696	>	if (rnemdFluxType_ == rnemdFullKE) {
1697	>	if ((*sdi)->isDirectional()) {
1698	>	Vector3d angMom = (*sdi)->getJ() * h;
1699	>	(*sdi)->setJ(angMom);
1700	>	}
1701	>	}
1702	>	}
1703	>	successfulExchange = true;
1704	>	kineticExchange_ += kineticTarget_;
1705	>	momentumExchange_ += momentumTarget_;
1706	>	angularMomentumExchange_ += angularMomentumTarget_;
1707	>	}
1708	>	}
1709	>	}
1710	>	}
1711	>	}
1712	>	}
1713	>	}
1714	>	if (successfulExchange != true) {
1715	>	sprintf(painCave.errMsg,
1716	>	"RNEMD::doVSS exchange NOT performed - roots that solve\n"
1717	>	"\tthe constraint equations may not exist or there may be\n"
1718	>	"\tno selected objects in one or both slabs.\n");
1719	>	painCave.isFatal = 0;
1720	>	painCave.severity = OPENMD_INFO;
1721	>	simError();
1722	>	failTrialCount_++;
1723	>	}
1724	>	}
1725	>
1726	>	RealType RNEMD::getDividingArea() {
1727	>
1728	>	if (hasDividingArea_) return dividingArea_;
1729	>
1730	>	RealType areaA, areaB;
1731	>	Snapshot* snap = info_->getSnapshotManager()->getCurrentSnapshot();
1732	>
1733	>	if (hasSelectionA_) {
1734	>
1735	>	if (evaluatorA_.hasSurfaceArea())
1736	>	areaA = evaluatorA_.getSurfaceArea();
1737	>	else {
1738	>
1739	>	cerr << "selection A did not have surface area, recomputing\n";
1740	>	int isd;
1741	>	StuntDouble* sd;
1742	>	vector<StuntDouble*> aSites;
1743	>	seleManA_.setSelectionSet(evaluatorA_.evaluate());
1744	>	for (sd = seleManA_.beginSelected(isd); sd != NULL;
1745	>	sd = seleManA_.nextSelected(isd)) {
1746	>	aSites.push_back(sd);
1747	>	}
1748	>	#if defined(HAVE_QHULL)
1749	>	ConvexHull* surfaceMeshA = new ConvexHull();
1750	>	surfaceMeshA->computeHull(aSites);
1751	>	areaA = surfaceMeshA->getArea();
1752	>	delete surfaceMeshA;
1753	>	#else
1754	>	sprintf( painCave.errMsg,
1755	>	"RNEMD::getDividingArea : Hull calculation is not possible\n"
1756	>	"\twithout libqhull. Please rebuild OpenMD with qhull enabled.");
1757	>	painCave.severity = OPENMD_ERROR;
1758	>	painCave.isFatal = 1;
1759	>	simError();
1760	>	#endif
1761	>	}
1762	>
1763	>	} else {
1764	>	if (usePeriodicBoundaryConditions_) {
1765	>	// in periodic boundaries, the surface area is twice the x-y
1766	>	// area of the current box:
1767	>	areaA = 2.0 * snap->getXYarea();
1768	>	} else {
1769	>	// in non-periodic simulations, without explicitly setting
1770	>	// selections, the sphere radius sets the surface area of the
1771	>	// dividing surface:
1772	>	areaA = 4.0 * M_PI * pow(sphereARadius_, 2);
1773	>	}
1774	>	}
1775	>
1776	>	if (hasSelectionB_) {
1777	>	if (evaluatorB_.hasSurfaceArea())
1778	>	areaB = evaluatorB_.getSurfaceArea();
1779	>	else {
1780	>	cerr << "selection B did not have surface area, recomputing\n";
1781	>
1782	>	int isd;
1783	>	StuntDouble* sd;
1784	>	vector<StuntDouble*> bSites;
1785	>	seleManB_.setSelectionSet(evaluatorB_.evaluate());
1786	>	for (sd = seleManB_.beginSelected(isd); sd != NULL;
1787	>	sd = seleManB_.nextSelected(isd)) {
1788	>	bSites.push_back(sd);
1789	>	}
1790	>
1791	>	#if defined(HAVE_QHULL)
1792	>	ConvexHull* surfaceMeshB = new ConvexHull();
1793	>	surfaceMeshB->computeHull(bSites);
1794	>	areaB = surfaceMeshB->getArea();
1795	>	delete surfaceMeshB;
1796	>	#else
1797	>	sprintf( painCave.errMsg,
1798	>	"RNEMD::getDividingArea : Hull calculation is not possible\n"
1799	>	"\twithout libqhull. Please rebuild OpenMD with qhull enabled.");
1800	>	painCave.severity = OPENMD_ERROR;
1801	>	painCave.isFatal = 1;
1802	>	simError();
1803	>	#endif
1804	>	}
1805	>
1806	>	} else {
1807	>	if (usePeriodicBoundaryConditions_) {
1808	>	// in periodic boundaries, the surface area is twice the x-y
1809	>	// area of the current box:
1810	>	areaB = 2.0 * snap->getXYarea();
1811	>	} else {
1812	>	// in non-periodic simulations, without explicitly setting
1813	>	// selections, but if a sphereBradius has been set, just use that:
1814	>	areaB = 4.0 * M_PI * pow(sphereBRadius_, 2);
1815	>	}
1816	>	}
1817	>
1818	>	dividingArea_ = min(areaA, areaB);
1819	>	hasDividingArea_ = true;
1820	>	return dividingArea_;
1821	>	}
1822	>
1823	>	void RNEMD::doRNEMD() {
1824	>	if (!doRNEMD_) return;
1825	>	trialCount_++;
1826	>
1827	>	// object evaluator:
1828	>	evaluator_.loadScriptString(rnemdObjectSelection_);
1829	>	seleMan_.setSelectionSet(evaluator_.evaluate());
1830	>
1831	>	evaluatorA_.loadScriptString(selectionA_);
1832	>	evaluatorB_.loadScriptString(selectionB_);
1833	>
1834	>	seleManA_.setSelectionSet(evaluatorA_.evaluate());
1835	>	seleManB_.setSelectionSet(evaluatorB_.evaluate());
1836	>
1837	>	commonA_ = seleManA_ & seleMan_;
1838	>	commonB_ = seleManB_ & seleMan_;
1839	>
1840	>	// Target exchange quantities (in each exchange) = dividingArea * dt * flux
1841	>	// dt = exchange time interval
1842	>	// flux = target flux
1843	>	// dividingArea = smallest dividing surface between the two regions
1844	>
1845	>	hasDividingArea_ = false;
1846	>	RealType area = getDividingArea();
1847	>
1848	>	kineticTarget_ = kineticFlux_ * exchangeTime_ * area;
1849	>	momentumTarget_ = momentumFluxVector_ * exchangeTime_ * area;
1850	>	angularMomentumTarget_ = angularMomentumFluxVector_ * exchangeTime_ * area;
1851	>
1852	>	switch(rnemdMethod_) {
1853	>	case rnemdSwap:
1854	>	doSwap(commonA_, commonB_);
1855	>	break;
1856	>	case rnemdNIVS:
1857	>	doNIVS(commonA_, commonB_);
1858	>	break;
1859	>	case rnemdVSS:
1860	>	doVSS(commonA_, commonB_);
1861	>	break;
1862	>	case rnemdUnkownMethod:
1863	>	default :
1864	>	break;
1865	>	}
1866	>	}
1867	>
1868	>	void RNEMD::collectData() {
1869	>	if (!doRNEMD_) return;
1870	>	Snapshot* currentSnap_ = info_->getSnapshotManager()->getCurrentSnapshot();
1871	>
1872	>	// collectData can be called more frequently than the doRNEMD, so use the
1873	>	// computed area from the last exchange time:
1874	>	RealType area = getDividingArea();
1875	>	areaAccumulator_->add(area);
1876	>	Mat3x3d hmat = currentSnap_->getHmat();
1877	>	Vector3d u = angularMomentumFluxVector_;
1878	>	u.normalize();
1879	>
1880	>	seleMan_.setSelectionSet(evaluator_.evaluate());
1881	>
1882	>	int selei(0);
1883	>	StuntDouble* sd;
1884	>	int binNo;
1885	>	RealType mass;
1886	>	Vector3d vel;
1887	>	Vector3d rPos;
1888	>	RealType KE;
1889	>	Vector3d L;
1890	>	Mat3x3d I;
1891	>	RealType r2;
1892	>
1893	>	vector<RealType> binMass(nBins_, 0.0);
1894	>	vector<Vector3d> binP(nBins_, V3Zero);
1895	>	vector<RealType> binOmega(nBins_, 0.0);
1896	>	vector<Vector3d> binL(nBins_, V3Zero);
1897	>	vector<Mat3x3d>  binI(nBins_);
1898	>	vector<RealType> binKE(nBins_, 0.0);
1899	>	vector<int> binDOF(nBins_, 0);
1900	>	vector<int> binCount(nBins_, 0);
1901	>
1902	>	// alternative approach, track all molecules instead of only those
1903	>	// selected for scaling/swapping:
1904	>	/*
1905	>	SimInfo::MoleculeIterator miter;
1906	>	vector<StuntDouble*>::iterator iiter;
1907	>	Molecule* mol;
1908	>	StuntDouble* sd;
1909	>	for (mol = info_->beginMolecule(miter); mol != NULL;
1910	>	mol = info_->nextMolecule(miter))
1911	>	sd is essentially sd
1912	>	for (sd = mol->beginIntegrableObject(iiter);
1913	>	sd != NULL;
1914	>	sd = mol->nextIntegrableObject(iiter))
1915	>	*/
1916	>
1917	>	for (sd = seleMan_.beginSelected(selei); sd != NULL;
1918	>	sd = seleMan_.nextSelected(selei)) {
1919	>
1920	>	Vector3d pos = sd->getPos();
1921	>
1922	>	// wrap the stuntdouble's position back into the box:
1923	>
1924	>	if (usePeriodicBoundaryConditions_) {
1925	>	currentSnap_->wrapVector(pos);
1926	>	// which bin is this stuntdouble in?
1927	>	// wrapped positions are in the range [-0.5*hmat(2,2), +0.5*hmat(2,2)]
1928	>	// Shift molecules by half a box to have bins start at 0
1929	>	// The modulo operator is used to wrap the case when we are
1930	>	// beyond the end of the bins back to the beginning.
1931	>	binNo = int(nBins_ * (pos.z() / hmat(2,2) + 0.5)) % nBins_;
1932	>	} else {
1933	>	Vector3d rPos = pos - coordinateOrigin_;
1934	>	binNo = int(rPos.length() / binWidth_);
1935	>	}
1936	>
1937	>	mass = sd->getMass();
1938	>	vel = sd->getVel();
1939	>	rPos = sd->getPos() - coordinateOrigin_;
1940	>	KE = 0.5 * mass * vel.lengthSquare();
1941	>	L = mass * cross(rPos, vel);
1942	>	I = outProduct(rPos, rPos) * mass;
1943	>	r2 = rPos.lengthSquare();
1944	>	I(0, 0) += mass * r2;
1945	>	I(1, 1) += mass * r2;
1946	>	I(2, 2) += mass * r2;
1947	>
1948	>	// Project the relative position onto a plane perpendicular to
1949	>	// the angularMomentumFluxVector:
1950	>	// Vector3d rProj = rPos - dot(rPos, u) * u;
1951	>	// Project the velocity onto a plane perpendicular to the
1952	>	// angularMomentumFluxVector:
1953	>	// Vector3d vProj = vel  - dot(vel, u) * u;
1954	>	// Compute angular velocity vector (should be nearly parallel to
1955	>	// angularMomentumFluxVector
1956	>	// Vector3d aVel = cross(rProj, vProj);
1957	>
1958	>	if (binNo >= 0 && binNo < nBins_)  {
1959	>	binCount[binNo]++;
1960	>	binMass[binNo] += mass;
1961	>	binP[binNo] += mass*vel;
1962	>	binKE[binNo] += KE;
1963	>	binI[binNo] += I;
1964	>	binL[binNo] += L;
1965	>	binDOF[binNo] += 3;
1966	>
1967	>	if (sd->isDirectional()) {
1968	>	Vector3d angMom = sd->getJ();
1969	>	Mat3x3d Ia = sd->getI();
1970	>	if (sd->isLinear()) {
1971	>	int i = sd->linearAxis();
1972	>	int j = (i + 1) % 3;
1973	>	int k = (i + 2) % 3;
1974	>	binKE[binNo] += 0.5 * (angMom[j] * angMom[j] / Ia(j, j) +
1975	>	angMom[k] * angMom[k] / Ia(k, k));
1976	>	binDOF[binNo] += 2;
1977	>	} else {
1978	>	binKE[binNo] += 0.5 * (angMom[0] * angMom[0] / Ia(0, 0) +
1979	>	angMom[1] * angMom[1] / Ia(1, 1) +
1980	>	angMom[2] * angMom[2] / Ia(2, 2));
1981	>	binDOF[binNo] += 3;
1982	>	}
1983	>	}
1984	>	}
1985	>	}
1986	>
1987	>	#ifdef IS_MPI
1988	>
1989	>	for (int i = 0; i < nBins_; i++) {
1990	>
1991	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &binCount[i],
1992	>	1, MPI::INT, MPI::SUM);
1993	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &binMass[i],
1994	>	1, MPI::REALTYPE, MPI::SUM);
1995	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &binP[i],
1996	>	3, MPI::REALTYPE, MPI::SUM);
1997	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &binL[i],
1998	>	3, MPI::REALTYPE, MPI::SUM);
1999	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &binI[i],
2000	>	9, MPI::REALTYPE, MPI::SUM);
2001	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &binKE[i],
2002	>	1, MPI::REALTYPE, MPI::SUM);
2003	>	MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &binDOF[i],
2004	>	1, MPI::INT, MPI::SUM);
2005	>	//MPI::COMM_WORLD.Allreduce(MPI::IN_PLACE, &binOmega[i],
2006	>	//                          1, MPI::REALTYPE, MPI::SUM);
2007	>	}
2008	>
2009	>	#endif
2010	>
2011	>	Vector3d omega;
2012	>	RealType den;
2013	>	RealType temp;
2014	>	RealType z;
2015	>	RealType r;
2016	>	for (int i = 0; i < nBins_; i++) {
2017	>	if (usePeriodicBoundaryConditions_) {
2018	>	z = (((RealType)i + 0.5) / (RealType)nBins_) * hmat(2,2);
2019	>	den = binMass[i] * nBins_ * PhysicalConstants::densityConvert
2020	>	/ currentSnap_->getVolume() ;
2021	>	} else {
2022	>	r = (((RealType)i + 0.5) * binWidth_);
2023	>	RealType rinner = (RealType)i * binWidth_;
2024	>	RealType router = (RealType)(i+1) * binWidth_;
2025	>	den = binMass[i] * 3.0 * PhysicalConstants::densityConvert
2026	>	/ (4.0 * M_PI * (pow(router,3) - pow(rinner,3)));
2027	>	}
2028	>	vel = binP[i] / binMass[i];
2029	>
2030	>	omega = binI[i].inverse() * binL[i];
2031	>
2032	>	// omega = binOmega[i] / binCount[i];
2033	>
2034	>	if (binCount[i] > 0) {
2035	>	// only add values if there are things to add
2036	>	temp = 2.0 * binKE[i] / (binDOF[i] * PhysicalConstants::kb *
2037	>	PhysicalConstants::energyConvert);
2038	>
2039	>	for (unsigned int j = 0; j < outputMask_.size(); ++j) {
2040	>	if(outputMask_[j]) {
2041	>	switch(j) {
2042	>	case Z:
2043	>	dynamic_cast<Accumulator *>(data_[j].accumulator[i])->add(z);
2044	>	break;
2045	>	case R:
2046	>	dynamic_cast<Accumulator *>(data_[j].accumulator[i])->add(r);
2047	>	break;
2048	>	case TEMPERATURE:
2049	>	dynamic_cast<Accumulator *>(data_[j].accumulator[i])->add(temp);
2050	>	break;
2051	>	case VELOCITY:
2052	>	dynamic_cast<VectorAccumulator *>(data_[j].accumulator[i])->add(vel);
2053	>	break;
2054	>	case ANGULARVELOCITY:
2055	>	dynamic_cast<VectorAccumulator *>(data_[j].accumulator[i])->add(omega);
2056	>	break;
2057	>	case DENSITY:
2058	>	dynamic_cast<Accumulator *>(data_[j].accumulator[i])->add(den);
2059	>	break;
2060	>	}
2061	>	}
2062	>	}
2063	>	}
2064	>	}
2065	>	hasData_ = true;
2066	>	}
2067	>
2068	>	void RNEMD::getStarted() {
2069	>	if (!doRNEMD_) return;
2070	>	hasDividingArea_ = false;
2071	>	collectData();
2072	>	writeOutputFile();
2073	>	}
2074	>
2075	>	void RNEMD::parseOutputFileFormat(const std::string& format) {
2076	>	if (!doRNEMD_) return;
2077	>	StringTokenizer tokenizer(format, " ,;|\t\n\r");
2078	>
2079	>	while(tokenizer.hasMoreTokens()) {
2080	>	std::string token(tokenizer.nextToken());
2081	>	toUpper(token);
2082	>	OutputMapType::iterator i = outputMap_.find(token);
2083	>	if (i != outputMap_.end()) {
2084	>	outputMask_.set(i->second);
2085	>	} else {
2086	>	sprintf( painCave.errMsg,
2087	>	"RNEMD::parseOutputFileFormat: %s is not a recognized\n"
2088	>	"\toutputFileFormat keyword.\n", token.c_str() );
2089	>	painCave.isFatal = 0;
2090	>	painCave.severity = OPENMD_ERROR;
2091	>	simError();
2092	>	}
2093	>	}
2094	>	}
2095	>
2096	>	void RNEMD::writeOutputFile() {
2097	>	if (!doRNEMD_) return;
2098	>	if (!hasData_) return;
2099	>
2100	>	#ifdef IS_MPI
2101	>	// If we're the root node, should we print out the results
2102	>	int worldRank = MPI::COMM_WORLD.Get_rank();
2103	>	if (worldRank == 0) {
2104	>	#endif
2105	>	rnemdFile_.open(rnemdFileName_.c_str(), std::ios::out | std::ios::trunc );
2106	>
2107	>	if( !rnemdFile_ ){
2108	>	sprintf( painCave.errMsg,
2109	>	"Could not open \"%s\" for RNEMD output.\n",
2110	>	rnemdFileName_.c_str());
2111	>	painCave.isFatal = 1;
2112	>	simError();
2113	>	}
2114	>
2115	>	Snapshot* currentSnap_ = info_->getSnapshotManager()->getCurrentSnapshot();
2116	>
2117	>	RealType time = currentSnap_->getTime();
2118	>	RealType avgArea;
2119	>	areaAccumulator_->getAverage(avgArea);
2120	>
2121	>	RealType Jz(0.0);
2122	>	Vector3d JzP(V3Zero);
2123	>	Vector3d JzL(V3Zero);
2124	>	if (time >= info_->getSimParams()->getDt()) {
2125	>	Jz = kineticExchange_ / (time * avgArea)
2126	>	/ PhysicalConstants::energyConvert;
2127	>	JzP = momentumExchange_ / (time * avgArea);
2128	>	JzL = angularMomentumExchange_ / (time * avgArea);
2129	>	}
2130	>
2131	>	rnemdFile_ << "#######################################################\n";
2132	>	rnemdFile_ << "# RNEMD {\n";
2133	>
2134	>	map<string, RNEMDMethod>::iterator mi;
2135	>	for(mi = stringToMethod_.begin(); mi != stringToMethod_.end(); ++mi) {
2136	>	if ( (*mi).second == rnemdMethod_)
2137	>	rnemdFile_ << "#    exchangeMethod  = \"" << (*mi).first << "\";\n";
2138	>	}
2139	>	map<string, RNEMDFluxType>::iterator fi;
2140	>	for(fi = stringToFluxType_.begin(); fi != stringToFluxType_.end(); ++fi) {
2141	>	if ( (*fi).second == rnemdFluxType_)
2142	>	rnemdFile_ << "#    fluxType  = \"" << (*fi).first << "\";\n";
2143	>	}
2144	>
2145	>	rnemdFile_ << "#    exchangeTime = " << exchangeTime_ << ";\n";
2146	>
2147	>	rnemdFile_ << "#    objectSelection = \""
2148	>	<< rnemdObjectSelection_ << "\";\n";
2149	>	rnemdFile_ << "#    selectionA = \"" << selectionA_ << "\";\n";
2150	>	rnemdFile_ << "#    selectionB = \"" << selectionB_ << "\";\n";
2151	>	rnemdFile_ << "# }\n";
2152	>	rnemdFile_ << "#######################################################\n";
2153	>	rnemdFile_ << "# RNEMD report:\n";
2154	>	rnemdFile_ << "#      running time = " << time << " fs\n";
2155	>	rnemdFile_ << "# Target flux:\n";
2156	>	rnemdFile_ << "#           kinetic = "
2157	>	<< kineticFlux_ / PhysicalConstants::energyConvert
2158	>	<< " (kcal/mol/A^2/fs)\n";
2159	>	rnemdFile_ << "#          momentum = " << momentumFluxVector_
2160	>	<< " (amu/A/fs^2)\n";
2161	>	rnemdFile_ << "#  angular momentum = " << angularMomentumFluxVector_
2162	>	<< " (amu/A^2/fs^2)\n";
2163	>	rnemdFile_ << "# Target one-time exchanges:\n";
2164	>	rnemdFile_ << "#          kinetic = "
2165	>	<< kineticTarget_ / PhysicalConstants::energyConvert
2166	>	<< " (kcal/mol)\n";
2167	>	rnemdFile_ << "#          momentum = " << momentumTarget_
2168	>	<< " (amu*A/fs)\n";
2169	>	rnemdFile_ << "#  angular momentum = " << angularMomentumTarget_
2170	>	<< " (amu*A^2/fs)\n";
2171	>	rnemdFile_ << "# Actual exchange totals:\n";
2172	>	rnemdFile_ << "#          kinetic = "
2173	>	<< kineticExchange_ / PhysicalConstants::energyConvert
2174	>	<< " (kcal/mol)\n";
2175	>	rnemdFile_ << "#          momentum = " << momentumExchange_
2176	>	<< " (amu*A/fs)\n";
2177	>	rnemdFile_ << "#  angular momentum = " << angularMomentumExchange_
2178	>	<< " (amu*A^2/fs)\n";
2179	>	rnemdFile_ << "# Actual flux:\n";
2180	>	rnemdFile_ << "#          kinetic = " << Jz
2181	>	<< " (kcal/mol/A^2/fs)\n";
2182	>	rnemdFile_ << "#          momentum = " << JzP
2183	>	<< " (amu/A/fs^2)\n";
2184	>	rnemdFile_ << "#  angular momentum = " << JzL
2185	>	<< " (amu/A^2/fs^2)\n";
2186	>	rnemdFile_ << "# Exchange statistics:\n";
2187	>	rnemdFile_ << "#               attempted = " << trialCount_ << "\n";
2188	>	rnemdFile_ << "#                  failed = " << failTrialCount_ << "\n";
2189	>	if (rnemdMethod_ == rnemdNIVS) {
2190	>	rnemdFile_ << "#  NIVS root-check errors = "
2191	>	<< failRootCount_ << "\n";
2192	>	}
2193	>	rnemdFile_ << "#######################################################\n";
2194	>
2195	>
2196	>
2197	>	//write title
2198	>	rnemdFile_ << "#";
2199	>	for (unsigned int i = 0; i < outputMask_.size(); ++i) {
2200	>	if (outputMask_[i]) {
2201	>	rnemdFile_ << "\t" << data_[i].title <<
2202	>	"(" << data_[i].units << ")";
2203	>	// add some extra tabs for column alignment
2204	>	if (data_[i].dataType == "Vector3d") rnemdFile_ << "\t\t";
2205	>	}
2206	>	}
2207	>	rnemdFile_ << std::endl;
2208	>
2209	>	rnemdFile_.precision(8);
2210	>
2211	>	for (int j = 0; j < nBins_; j++) {
2212	>
2213	>	for (unsigned int i = 0; i < outputMask_.size(); ++i) {
2214	>	if (outputMask_[i]) {
2215	>	if (data_[i].dataType == "RealType")
2216	>	writeReal(i,j);
2217	>	else if (data_[i].dataType == "Vector3d")
2218	>	writeVector(i,j);
2219	>	else {
2220	>	sprintf( painCave.errMsg,
2221	>	"RNEMD found an unknown data type for: %s ",
2222	>	data_[i].title.c_str());
2223	>	painCave.isFatal = 1;
2224	>	simError();
2225	>	}
2226	>	}
2227	>	}
2228	>	rnemdFile_ << std::endl;
2229	>
2230	>	}
2231	>
2232	>	rnemdFile_ << "#######################################################\n";
2233	>	rnemdFile_ << "# Standard Deviations in those quantities follow:\n";
2234	>	rnemdFile_ << "#######################################################\n";
2235	>
2236	>
2237	>	for (int j = 0; j < nBins_; j++) {
2238	>	rnemdFile_ << "#";
2239	>	for (unsigned int i = 0; i < outputMask_.size(); ++i) {
2240	>	if (outputMask_[i]) {
2241	>	if (data_[i].dataType == "RealType")
2242	>	writeRealStdDev(i,j);
2243	>	else if (data_[i].dataType == "Vector3d")
2244	>	writeVectorStdDev(i,j);
2245	>	else {
2246	>	sprintf( painCave.errMsg,
2247	>	"RNEMD found an unknown data type for: %s ",
2248	>	data_[i].title.c_str());
2249	>	painCave.isFatal = 1;
2250	>	simError();
2251	>	}
2252	>	}
2253	>	}
2254	>	rnemdFile_ << std::endl;
2255	>
2256	>	}
2257	>
2258	>	rnemdFile_.flush();
2259	>	rnemdFile_.close();
2260	>
2261	>	#ifdef IS_MPI
2262	>	}
2263	>	#endif
2264	>
2265	>	}
2266	>
2267	>	void RNEMD::writeReal(int index, unsigned int bin) {
2268	>	if (!doRNEMD_) return;
2269	>	assert(index >=0 && index < ENDINDEX);
2270	>	assert(int(bin) < nBins_);
2271	>	RealType s;
2272	>	int count;
2273	>
2274	>	count = data_[index].accumulator[bin]->count();
2275	>	if (count == 0) return;
2276	>
2277	>	dynamic_cast<Accumulator *>(data_[index].accumulator[bin])->getAverage(s);
2278	>
2279	>	if (! isinf(s) && ! isnan(s)) {
2280	>	rnemdFile_ << "\t" << s;
2281	>	} else{
2282	>	sprintf( painCave.errMsg,
2283	>	"RNEMD detected a numerical error writing: %s for bin %u",
2284	>	data_[index].title.c_str(), bin);
2285	>	painCave.isFatal = 1;
2286	>	simError();
2287	>	}
2288	>	}
2289	>
2290	>	void RNEMD::writeVector(int index, unsigned int bin) {
2291	>	if (!doRNEMD_) return;
2292	>	assert(index >=0 && index < ENDINDEX);
2293	>	assert(int(bin) < nBins_);
2294	>	Vector3d s;
2295	>	int count;
2296	>
2297	>	count = data_[index].accumulator[bin]->count();
2298	>
2299	>	if (count == 0) return;
2300	>
2301	>	dynamic_cast<VectorAccumulator*>(data_[index].accumulator[bin])->getAverage(s);
2302	>	if (isinf(s[0]) || isnan(s[0]) ||
2303	>	isinf(s[1]) || isnan(s[1]) ||
2304	>	isinf(s[2]) || isnan(s[2]) ) {
2305	>	sprintf( painCave.errMsg,
2306	>	"RNEMD detected a numerical error writing: %s for bin %u",
2307	>	data_[index].title.c_str(), bin);
2308	>	painCave.isFatal = 1;
2309	>	simError();
2310	>	} else {
2311	>	rnemdFile_ << "\t" << s[0] << "\t" << s[1] << "\t" << s[2];
2312	>	}
2313	>	}
2314	>
2315	>	void RNEMD::writeRealStdDev(int index, unsigned int bin) {
2316	>	if (!doRNEMD_) return;
2317	>	assert(index >=0 && index < ENDINDEX);
2318	>	assert(int(bin) < nBins_);
2319	>	RealType s;
2320	>	int count;
2321	>
2322	>	count = data_[index].accumulator[bin]->count();
2323	>	if (count == 0) return;
2324	>
2325	>	dynamic_cast<Accumulator *>(data_[index].accumulator[bin])->getStdDev(s);
2326	>
2327	>	if (! isinf(s) && ! isnan(s)) {
2328	>	rnemdFile_ << "\t" << s;
2329	>	} else{
2330	>	sprintf( painCave.errMsg,
2331	>	"RNEMD detected a numerical error writing: %s std. dev. for bin %u",
2332	>	data_[index].title.c_str(), bin);
2333	>	painCave.isFatal = 1;
2334	>	simError();
2335	>	}
2336	>	}
2337	>
2338	>	void RNEMD::writeVectorStdDev(int index, unsigned int bin) {
2339	>	if (!doRNEMD_) return;
2340	>	assert(index >=0 && index < ENDINDEX);
2341	>	assert(int(bin) < nBins_);
2342	>	Vector3d s;
2343	>	int count;
2344	>
2345	>	count = data_[index].accumulator[bin]->count();
2346	>	if (count == 0) return;
2347	>
2348	>	dynamic_cast<VectorAccumulator*>(data_[index].accumulator[bin])->getStdDev(s);
2349	>	if (isinf(s[0]) || isnan(s[0]) ||
2350	>	isinf(s[1]) || isnan(s[1]) ||
2351	>	isinf(s[2]) || isnan(s[2]) ) {
2352	>	sprintf( painCave.errMsg,
2353	>	"RNEMD detected a numerical error writing: %s std. dev. for bin %u",
2354	>	data_[index].title.c_str(), bin);
2355	>	painCave.isFatal = 1;
2356	>	simError();
2357	>	} else {
2358	>	rnemdFile_ << "\t" << s[0] << "\t" << s[1] << "\t" << s[2];
2359	>	}
2360	>	}
2361	>	}
2362	>

Comparing:
trunk/src/integrators/RNEMD.cpp (property svn:keywords), Revision 1330 by skuang, Thu Mar 19 21:03:36 2009 UTC vs.
trunk/src/rnemd/RNEMD.cpp (property svn:keywords), Revision 1946 by gezelter, Tue Nov 12 02:18:35 2013 UTC

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