# | Line 2 | Line 2 | template<typename T> ZConstraint<T>::ZConstraint(SimIn | |
---|---|---|
2 | #include "simError.h" | |
3 | #include <cmath> | |
4 | template<typename T> ZConstraint<T>::ZConstraint(SimInfo* theInfo, ForceFields* the_ff) | |
5 | < | : T(theInfo, the_ff), fz(NULL), |
6 | < | indexOfZConsMols(NULL) |
5 | > | : T(theInfo, the_ff), fz(NULL), curZPos(NULL), fzOut(NULL), |
6 | > | indexOfZConsMols(NULL), forcePolicy(NULL), curZconsTime(0) |
7 | { | |
8 | ||
9 | //get properties from SimInfo | |
10 | GenericData* data; | |
11 | < | IndexData* index; |
11 | > | ZConsParaData* zConsParaData; |
12 | DoubleData* sampleTime; | |
13 | + | DoubleData* tolerance; |
14 | + | StringData* policy; |
15 | StringData* filename; | |
16 | + | double COM[3]; |
17 | + | |
18 | + | //by default, the direction of constraint is z |
19 | + | // 0 --> x |
20 | + | // 1 --> y |
21 | + | // 2 --> z |
22 | + | whichDirection = 2; |
23 | + | |
24 | + | //estimate the force constant of harmonical potential |
25 | + | double Kb = 1.986E-3 ; //in kcal/K |
26 | ||
27 | < | //retrieve index of z-constraint molecules |
28 | < | data = info->getProperty("zconsindex"); |
17 | < | if(!data) { |
27 | > | double halfOfLargestBox = max(info->boxL[0], max(info->boxL[1], info->boxL[2])) /2; |
28 | > | zForceConst = Kb * info->target_temp /(halfOfLargestBox * halfOfLargestBox); |
29 | ||
30 | + | //creat force Subtraction policy |
31 | + | data = info->getProperty(ZCONSFORCEPOLICY_ID); |
32 | + | if(!data){ |
33 | sprintf( painCave.errMsg, | |
34 | < | "ZConstraint error: If you use an ZConstraint\n" |
35 | < | " , you must set index of z-constraint molecules.\n"); |
36 | < | painCave.isFatal = 1; |
37 | < | simError(); |
34 | > | "ZConstraint Warning: User does not set force Subtraction policy, " |
35 | > | "PolicyByMass is used\n"); |
36 | > | painCave.isFatal = 0; |
37 | > | simError(); |
38 | > | |
39 | > | forcePolicy = (ForceSubtractionPolicy*) new PolicyByMass(this); |
40 | } | |
41 | else{ | |
42 | < | index = dynamic_cast<IndexData*>(data); |
42 | > | policy = dynamic_cast<StringData*>(data); |
43 | ||
44 | < | if(!index){ |
29 | < | |
44 | > | if(!policy){ |
45 | sprintf( painCave.errMsg, | |
46 | < | "ZConstraint error: Can not get property from SimInfo\n"); |
47 | < | painCave.isFatal = 1; |
48 | < | simError(); |
49 | < | |
46 | > | "ZConstraint Error: Convertion from GenericData to StringData failure, " |
47 | > | "PolicyByMass is used\n"); |
48 | > | painCave.isFatal = 0; |
49 | > | simError(); |
50 | > | |
51 | > | forcePolicy = (ForceSubtractionPolicy*) new PolicyByMass(this); |
52 | } | |
53 | else{ | |
54 | < | |
55 | < | indexOfAllZConsMols = index->getIndexData(); |
56 | < | |
57 | < | //the maximum value of index is the last one(we sorted the index data in SimSetup.cpp) |
58 | < | int maxIndex; |
42 | < | int minIndex; |
43 | < | int totalNumMol; |
44 | < | |
45 | < | minIndex = indexOfAllZConsMols[0]; |
46 | < | if(minIndex < 0){ |
54 | > | if(policy->getData() == "BYNUMBER") |
55 | > | forcePolicy = (ForceSubtractionPolicy*) new PolicyByNumber(this); |
56 | > | else if(policy->getData() == "BYMASS") |
57 | > | forcePolicy = (ForceSubtractionPolicy*) new PolicyByMass(this); |
58 | > | else{ |
59 | sprintf( painCave.errMsg, | |
60 | < | "ZConstraint error: index is out of range\n"); |
61 | < | painCave.isFatal = 1; |
62 | < | simError(); |
63 | < | } |
64 | < | |
65 | < | maxIndex = indexOfAllZConsMols[indexOfAllZConsMols.size() - 1]; |
54 | < | |
55 | < | #ifndef IS_MPI |
56 | < | totalNumMol = nMols; |
57 | < | #else |
58 | < | totalNumMol = mpiSim->getTotNmol(); |
59 | < | #endif |
60 | < | |
61 | < | if(maxIndex > totalNumMol - 1){ |
62 | < | sprintf( painCave.errMsg, |
63 | < | "ZConstraint error: index is out of range\n"); |
64 | < | painCave.isFatal = 1; |
65 | < | simError(); |
66 | < | |
67 | < | } |
68 | < | |
60 | > | "ZConstraint Warning: unknown force Subtraction policy, " |
61 | > | "PolicyByMass is used\n"); |
62 | > | painCave.isFatal = 0; |
63 | > | simError(); |
64 | > | forcePolicy = (ForceSubtractionPolicy*) new PolicyByMass(this); |
65 | > | } |
66 | } | |
70 | – | |
67 | } | |
68 | ||
69 | + | |
70 | //retrieve sample time of z-contraint | |
71 | < | data = info->getProperty("zconstime"); |
71 | > | data = info->getProperty(ZCONSTIME_ID); |
72 | ||
73 | if(!data) { | |
74 | ||
# | Line 99 | Line 96 | template<typename T> ZConstraint<T>::ZConstraint(SimIn | |
96 | ||
97 | } | |
98 | ||
102 | – | |
99 | //retrieve output filename of z force | |
100 | < | data = info->getProperty("zconsfilename"); |
100 | > | data = info->getProperty(ZCONSFILENAME_ID); |
101 | if(!data) { | |
102 | ||
103 | ||
# | Line 114 | Line 110 | template<typename T> ZConstraint<T>::ZConstraint(SimIn | |
110 | } | |
111 | else{ | |
112 | ||
113 | < | filename = dynamic_cast<StringData*>(data); |
113 | > | filename = dynamic_cast<StringData*>(data); |
114 | ||
115 | if(!filename){ | |
116 | ||
# | Line 128 | Line 124 | template<typename T> ZConstraint<T>::ZConstraint(SimIn | |
124 | this->zconsOutput = filename->getData(); | |
125 | } | |
126 | ||
127 | + | } |
128 | ||
129 | + | //retrieve tolerance for z-constraint molecuels |
130 | + | data = info->getProperty(ZCONSTOL_ID); |
131 | + | |
132 | + | if(!data) { |
133 | + | |
134 | + | sprintf( painCave.errMsg, |
135 | + | "ZConstraint error: can not get tolerance \n"); |
136 | + | painCave.isFatal = 1; |
137 | + | simError(); |
138 | } | |
139 | + | else{ |
140 | ||
141 | + | tolerance = dynamic_cast<DoubleData*>(data); |
142 | + | |
143 | + | if(!tolerance){ |
144 | + | |
145 | + | sprintf( painCave.errMsg, |
146 | + | "ZConstraint error: Can not get property from SimInfo\n"); |
147 | + | painCave.isFatal = 1; |
148 | + | simError(); |
149 | + | |
150 | + | } |
151 | + | else{ |
152 | + | this->zconsTol = tolerance->getData(); |
153 | + | } |
154 | + | |
155 | + | } |
156 | + | |
157 | + | //retrieve index of z-constraint molecules |
158 | + | data = info->getProperty(ZCONSPARADATA_ID); |
159 | + | if(!data) { |
160 | + | |
161 | + | sprintf( painCave.errMsg, |
162 | + | "ZConstraint error: If you use an ZConstraint\n" |
163 | + | " , you must set index of z-constraint molecules.\n"); |
164 | + | painCave.isFatal = 1; |
165 | + | simError(); |
166 | + | } |
167 | + | else{ |
168 | + | |
169 | + | zConsParaData = dynamic_cast<ZConsParaData*>(data); |
170 | + | |
171 | + | if(!zConsParaData){ |
172 | + | |
173 | + | sprintf( painCave.errMsg, |
174 | + | "ZConstraint error: Can not get parameters of zconstraint method from SimInfo\n"); |
175 | + | painCave.isFatal = 1; |
176 | + | simError(); |
177 | + | |
178 | + | } |
179 | + | else{ |
180 | + | |
181 | + | parameters = zConsParaData->getData(); |
182 | + | |
183 | + | //check the range of zconsIndex |
184 | + | //and the minimum value of index is the first one (we already sorted the data) |
185 | + | //the maximum value of index is the last one |
186 | + | |
187 | + | int maxIndex; |
188 | + | int minIndex; |
189 | + | int totalNumMol; |
190 | + | |
191 | + | minIndex = (*parameters)[0].zconsIndex; |
192 | + | if(minIndex < 0){ |
193 | + | sprintf( painCave.errMsg, |
194 | + | "ZConstraint error: index is out of range\n"); |
195 | + | painCave.isFatal = 1; |
196 | + | simError(); |
197 | + | } |
198 | + | |
199 | + | maxIndex = (*parameters)[parameters->size() - 1].zconsIndex; |
200 | + | |
201 | + | #ifndef IS_MPI |
202 | + | totalNumMol = nMols; |
203 | + | #else |
204 | + | totalNumMol = mpiSim->getTotNmol(); |
205 | + | #endif |
206 | + | |
207 | + | if(maxIndex > totalNumMol - 1){ |
208 | + | sprintf( painCave.errMsg, |
209 | + | "ZConstraint error: index is out of range\n"); |
210 | + | painCave.isFatal = 1; |
211 | + | simError(); |
212 | + | } |
213 | + | |
214 | + | //if user does not specify the zpos for the zconstraint molecule |
215 | + | //its initial z coordinate will be used as default |
216 | + | for(int i = 0; i < parameters->size(); i++){ |
217 | + | |
218 | + | if(!(*parameters)[i].havingZPos){ |
219 | + | #ifndef IS_MPI |
220 | + | for(int j = 0; j < nMols; j++){ |
221 | + | if (molecules[j].getGlobalIndex() == (*parameters)[i].zconsIndex){ |
222 | + | molecules[j].getCOM(COM); |
223 | + | break; |
224 | + | } |
225 | + | } |
226 | + | #else |
227 | + | //query which processor current zconstraint molecule belongs to |
228 | + | int *MolToProcMap; |
229 | + | int whichNode; |
230 | + | double initZPos; |
231 | + | MolToProcMap = mpiSim->getMolToProcMap(); |
232 | + | whichNode = MolToProcMap[(*parameters)[i].zconsIndex]; |
233 | + | |
234 | + | //broadcast the zpos of current z-contraint molecule |
235 | + | //the node which contain this |
236 | + | |
237 | + | if (worldRank == whichNode ){ |
238 | + | |
239 | + | for(int j = 0; j < nMols; j++) |
240 | + | if (molecules[j].getGlobalIndex() == (*parameters)[i].zconsIndex){ |
241 | + | molecules[j].getCOM(COM); |
242 | + | break; |
243 | + | } |
244 | + | |
245 | + | } |
246 | + | |
247 | + | MPI_Bcast(&COM[whichDirection], 1, MPI_DOUBLE_PRECISION, whichNode, MPI_COMM_WORLD); |
248 | + | #endif |
249 | + | |
250 | + | (*parameters)[i].zPos = COM[whichDirection]; |
251 | + | |
252 | + | sprintf( painCave.errMsg, |
253 | + | "ZConstraint warning: Does not specify zpos for z-constraint molecule " |
254 | + | "initial z coornidate will be used \n"); |
255 | + | painCave.isFatal = 0; |
256 | + | simError(); |
257 | + | |
258 | + | } |
259 | + | } |
260 | + | |
261 | + | }//end if (!zConsParaData) |
262 | + | }//end if (!data) |
263 | + | |
264 | + | // |
265 | #ifdef IS_MPI | |
266 | update(); | |
267 | #else | |
268 | int searchResult; | |
138 | – | double COM[3]; |
269 | ||
270 | for(int i = 0; i < nMols; i++){ | |
271 | ||
# | Line 145 | Line 275 | template<typename T> ZConstraint<T>::ZConstraint(SimIn | |
275 | ||
276 | zconsMols.push_back(&molecules[i]); | |
277 | massOfZConsMols.push_back(molecules[i].getTotalMass()); | |
278 | + | |
279 | + | zPos.push_back((*parameters)[searchResult].zPos); |
280 | + | // cout << "index: "<< (*parameters)[searchResult].zconsIndex |
281 | + | // <<"\tzPos = " << (*parameters)[searchResult].zPos << endl; |
282 | + | kz.push_back((*parameters)[searchResult]. kRatio * zForceConst); |
283 | ||
284 | molecules[i].getCOM(COM); | |
285 | } | |
# | Line 158 | Line 293 | template<typename T> ZConstraint<T>::ZConstraint(SimIn | |
293 | } | |
294 | ||
295 | fz = new double[zconsMols.size()]; | |
296 | + | curZPos = new double[zconsMols.size()]; |
297 | indexOfZConsMols = new int [zconsMols.size()]; | |
298 | ||
299 | < | if(!fz || !indexOfZConsMols){ |
299 | > | if(!fz || !curZPos || !indexOfZConsMols){ |
300 | sprintf( painCave.errMsg, | |
301 | "Memory allocation failure in class Zconstraint\n"); | |
302 | painCave.isFatal = 1; | |
303 | simError(); | |
304 | } | |
305 | ||
306 | < | for(int i = 0; i < zconsMols.size(); i++) |
306 | > | //determine the states of z-constraint molecules |
307 | > | for(int i = 0; i < zconsMols.size(); i++){ |
308 | indexOfZConsMols[i] = zconsMols[i]->getGlobalIndex(); | |
309 | + | |
310 | + | zconsMols[i]->getCOM(COM); |
311 | + | if (fabs(zPos[i] - COM[whichDirection]) < zconsTol) |
312 | + | states.push_back(zcsFixed); |
313 | + | else |
314 | + | states.push_back(zcsMoving); |
315 | + | } |
316 | ||
317 | #endif | |
318 | ||
319 | + | //get total masss of unconstraint molecules |
320 | + | double totalMassOfUncons_local; |
321 | + | totalMassOfUncons_local = 0; |
322 | + | |
323 | + | for(int i = 0; i < unconsMols.size(); i++) |
324 | + | totalMassOfUncons_local += unconsMols[i]->getTotalMass(); |
325 | + | |
326 | + | #ifndef IS_MPI |
327 | + | totalMassOfUncons = totalMassOfUncons_local; |
328 | + | #else |
329 | + | MPI_Allreduce(&totalMassOfUncons_local, &totalMassOfUncons, 1, |
330 | + | MPI_DOUBLE, MPI_SUM, MPI_COMM_WORLD); |
331 | + | #endif |
332 | + | |
333 | //get total number of unconstrained atoms | |
334 | int nUnconsAtoms_local; | |
335 | nUnconsAtoms_local = 0; | |
# | Line 181 | Line 339 | template<typename T> ZConstraint<T>::ZConstraint(SimIn | |
339 | #ifndef IS_MPI | |
340 | totNumOfUnconsAtoms = nUnconsAtoms_local; | |
341 | #else | |
342 | < | MPI_Allreduce(&nUnconsAtoms_local, &totNumOfUnconsAtoms, 1, MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD); |
343 | < | #endif |
342 | > | MPI_Allreduce(&nUnconsAtoms_local, &totNumOfUnconsAtoms, 1, |
343 | > | MPI_INT,MPI_SUM, MPI_COMM_WORLD); |
344 | > | #endif |
345 | ||
346 | < | |
188 | < | |
189 | < | fzOut = new ZConsWriter(zconsOutput.c_str()); |
190 | < | |
191 | < | if(!fzOut){ |
192 | < | sprintf( painCave.errMsg, |
193 | < | "Memory allocation failure in class Zconstraint\n"); |
194 | < | painCave.isFatal = 1; |
195 | < | simError(); |
196 | < | } |
197 | < | |
346 | > | forcePolicy->update(); |
347 | } | |
348 | ||
349 | template<typename T> ZConstraint<T>::~ZConstraint() | |
350 | { | |
351 | if(fz) | |
352 | delete[] fz; | |
353 | + | |
354 | + | if(curZPos) |
355 | + | delete[] curZPos; |
356 | ||
357 | if(indexOfZConsMols) | |
358 | delete[] indexOfZConsMols; | |
359 | ||
360 | if(fzOut) | |
361 | delete fzOut; | |
362 | + | |
363 | + | if(forcePolicy) |
364 | + | delete forcePolicy; |
365 | } | |
366 | ||
367 | + | |
368 | + | /** |
369 | + | * |
370 | + | */ |
371 | + | |
372 | #ifdef IS_MPI | |
373 | template<typename T> void ZConstraint<T>::update() | |
374 | { | |
# | Line 217 | Line 377 | template<typename T> void ZConstraint<T>::update() | |
377 | ||
378 | zconsMols.clear(); | |
379 | massOfZConsMols.clear(); | |
380 | + | zPos.clear(); |
381 | + | kz.clear(); |
382 | ||
383 | unconsMols.clear(); | |
384 | massOfUnconsMols.clear(); | |
# | Line 230 | Line 392 | template<typename T> void ZConstraint<T>::update() | |
392 | if(index > -1){ | |
393 | ||
394 | zconsMols.push_back(&molecules[i]); | |
395 | + | zPos.push_back((*parameters)[index].zPos); |
396 | + | kz.push_back((*parameters)[index].kRatio * zForceConst); |
397 | + | |
398 | massOfZConsMols.push_back(molecules[i].getTotalMass()); | |
399 | ||
400 | molecules[i].getCOM(COM); | |
# | Line 242 | Line 407 | template<typename T> void ZConstraint<T>::update() | |
407 | ||
408 | } | |
409 | } | |
410 | + | |
411 | + | //determine the states of z-constraint molecules |
412 | + | for(int i = 0; i < zconsMols.size(); i++){ |
413 | + | zconsMols[i]->getCOM(COM); |
414 | + | if (fabs(zPos[i] - COM[whichDirection]) < zconsTol) |
415 | + | states.push_back(zcsFixed); |
416 | + | else |
417 | + | states.push_back(zcsMoving); |
418 | + | } |
419 | + | |
420 | ||
421 | //The reason to declare fz and indexOfZconsMols as pointer to array is | |
422 | // that we want to make the MPI communication simple | |
423 | if(fz) | |
424 | delete[] fz; | |
425 | + | |
426 | + | if(curZPos) |
427 | + | delete[] curZPos; |
428 | ||
429 | if(indexOfZConsMols) | |
430 | delete[] indexOfZConsMols; | |
431 | ||
432 | if (zconsMols.size() > 0){ | |
433 | fz = new double[zconsMols.size()]; | |
434 | + | curZPos = new double[zconsMols.size()]; |
435 | indexOfZConsMols = new int[zconsMols.size()]; | |
436 | ||
437 | < | if(!fz || !indexOfZConsMols){ |
437 | > | if(!fz || !curZPos || !indexOfZConsMols){ |
438 | sprintf( painCave.errMsg, | |
439 | "Memory allocation failure in class Zconstraint\n"); | |
440 | painCave.isFatal = 1; | |
# | Line 269 | Line 448 | template<typename T> void ZConstraint<T>::update() | |
448 | } | |
449 | else{ | |
450 | fz = NULL; | |
451 | + | curZPos = NULL; |
452 | indexOfZConsMols = NULL; | |
453 | } | |
454 | ||
455 | + | // |
456 | + | forcePolicy->update(); |
457 | + | |
458 | } | |
459 | ||
460 | #endif | |
461 | ||
462 | < | /** Function Name: isZConstraintMol |
463 | < | ** Parameter |
464 | < | ** Molecule* mol |
465 | < | ** Return value: |
466 | < | ** -1, if the molecule is not z-constraint molecule, |
467 | < | ** other non-negative values, its index in indexOfAllZConsMols vector |
462 | > | /** |
463 | > | * Function Name: isZConstraintMol |
464 | > | * Parameter |
465 | > | * Molecule* mol |
466 | > | * Return value: |
467 | > | * -1, if the molecule is not z-constraint molecule, |
468 | > | * other non-negative values, its index in indexOfAllZConsMols vector |
469 | */ | |
470 | ||
471 | template<typename T> int ZConstraint<T>::isZConstraintMol(Molecule* mol) | |
# | Line 294 | Line 478 | template<typename T> int ZConstraint<T>::isZConstraint | |
478 | index = mol->getGlobalIndex(); | |
479 | ||
480 | low = 0; | |
481 | < | high = indexOfAllZConsMols.size() - 1; |
481 | > | high = parameters->size() - 1; |
482 | ||
483 | //Binary Search (we have sorted the array) | |
484 | while(low <= high){ | |
485 | mid = (low + high) /2; | |
486 | < | if (indexOfAllZConsMols[mid] == index) |
486 | > | if ((*parameters)[mid].zconsIndex == index) |
487 | return mid; | |
488 | < | else if (indexOfAllZConsMols[mid] > index ) |
488 | > | else if ((*parameters)[mid].zconsIndex > index ) |
489 | high = mid -1; | |
490 | else | |
491 | low = mid + 1; | |
# | Line 310 | Line 494 | template<typename T> int ZConstraint<T>::isZConstraint | |
494 | return -1; | |
495 | } | |
496 | ||
313 | – | /** |
314 | – | * Description: |
315 | – | * Reset the z coordinates |
316 | – | */ |
497 | template<typename T> void ZConstraint<T>::integrate(){ | |
498 | + | |
499 | + | // creat zconsWriter |
500 | + | fzOut = new ZConsWriter(zconsOutput.c_str(), parameters); |
501 | ||
502 | + | if(!fzOut){ |
503 | + | sprintf( painCave.errMsg, |
504 | + | "Memory allocation failure in class Zconstraint\n"); |
505 | + | painCave.isFatal = 1; |
506 | + | simError(); |
507 | + | } |
508 | + | |
509 | //zero out the velocities of center of mass of unconstrained molecules | |
510 | //and the velocities of center of mass of every single z-constrained molecueles | |
511 | zeroOutVel(); | |
512 | + | |
513 | + | curZconsTime = zconsTime + info->getTime(); |
514 | ||
515 | T::integrate(); | |
516 | ||
# | Line 330 | Line 522 | template<typename T> void ZConstraint<T>::integrate(){ | |
522 | * | |
523 | * | |
524 | * | |
525 | < | */ |
334 | < | |
335 | < | |
525 | > | */ |
526 | template<typename T> void ZConstraint<T>::calcForce(int calcPot, int calcStress){ | |
527 | + | double zsys; |
528 | + | double COM[3]; |
529 | + | double force[3]; |
530 | + | double zSysCOMVel; |
531 | ||
532 | T::calcForce(calcPot, calcStress); | |
533 | ||
534 | < | if (checkZConsState()) |
535 | < | zeroOutVel(); |
534 | > | if (checkZConsState()){ |
535 | > | zeroOutVel(); |
536 | > | forcePolicy->update(); |
537 | > | } |
538 | > | |
539 | > | zsys = calcZSys(); |
540 | > | zSysCOMVel = calcSysCOMVel(); |
541 | > | #ifdef IS_MPI |
542 | > | if(worldRank == 0){ |
543 | > | #endif |
544 | > | //cout << "---------------------------------------------------------------------" <<endl; |
545 | > | //cout << "current time: " << info->getTime() << endl; |
546 | > | //cout << "center of mass at z: " << zsys << endl; |
547 | > | //cout << "before calcForce, the COMVel of system is " << zSysCOMVel <<endl; |
548 | > | |
549 | > | #ifdef IS_MPI |
550 | > | } |
551 | > | #endif |
552 | ||
553 | //do zconstraint force; | |
554 | if (haveFixedZMols()) | |
555 | this->doZconstraintForce(); | |
556 | < | |
556 | > | |
557 | //use harmonical poteintial to move the molecules to the specified positions | |
558 | if (haveMovingZMols()) | |
559 | < | //this->doHarmonic(); |
560 | < | |
561 | < | fzOut->writeFZ(info->getTime(), zconsMols.size(),indexOfZConsMols, fz); |
562 | < | |
559 | > | this->doHarmonic(); |
560 | > | |
561 | > | //write out forces and current positions of z-constraint molecules |
562 | > | if(info->getTime() >= curZconsTime){ |
563 | > | for(int i = 0; i < zconsMols.size(); i++){ |
564 | > | zconsMols[i]->getCOM(COM); |
565 | > | curZPos[i] = COM[whichDirection]; |
566 | > | |
567 | > | //if the z-constraint molecule is still moving, just record its force |
568 | > | if(states[i] == zcsMoving){ |
569 | > | fz[i] = 0; |
570 | > | Atom** movingZAtoms; |
571 | > | movingZAtoms = zconsMols[i]->getMyAtoms(); |
572 | > | for(int j = 0; j < zconsMols[i]->getNAtoms(); j++){ |
573 | > | movingZAtoms[j]->getFrc(force); |
574 | > | fz[i] += force[whichDirection]; |
575 | > | } |
576 | > | } |
577 | > | } |
578 | > | fzOut->writeFZ(info->getTime(), zconsMols.size(), indexOfZConsMols, fz, curZPos); |
579 | > | curZconsTime += zconsTime; |
580 | > | } |
581 | > | |
582 | > | zSysCOMVel = calcSysCOMVel(); |
583 | > | #ifdef IS_MPI |
584 | > | if(worldRank == 0){ |
585 | > | #endif |
586 | > | //cout << "after calcForce, the COMVel of system is " << zSysCOMVel <<endl; |
587 | > | #ifdef IS_MPI |
588 | > | } |
589 | > | #endif |
590 | } | |
591 | + | |
592 | + | |
593 | + | /** |
594 | + | * |
595 | + | */ |
596 | ||
597 | template<typename T> double ZConstraint<T>::calcZSys() | |
598 | { | |
# | Line 359 | Line 601 | template<typename T> double ZConstraint<T>::calcZSys() | |
601 | double totalMass; | |
602 | double totalMZ_local; | |
603 | double totalMZ; | |
362 | – | double massOfUncons_local; |
604 | double massOfCurMol; | |
605 | double COM[3]; | |
606 | ||
607 | totalMass_local = 0; | |
367 | – | totalMass = 0; |
608 | totalMZ_local = 0; | |
369 | – | totalMZ = 0; |
370 | – | massOfUncons_local = 0; |
371 | – | |
609 | ||
610 | for(int i = 0; i < nMols; i++){ | |
611 | massOfCurMol = molecules[i].getTotalMass(); | |
# | Line 376 | Line 613 | template<typename T> double ZConstraint<T>::calcZSys() | |
613 | ||
614 | totalMass_local += massOfCurMol; | |
615 | totalMZ_local += massOfCurMol * COM[whichDirection]; | |
616 | < | |
380 | < | if(isZConstraintMol(&molecules[i]) == -1){ |
381 | < | |
382 | < | massOfUncons_local += massOfCurMol; |
383 | < | } |
384 | < | |
616 | > | |
617 | } | |
618 | + | |
619 | ||
387 | – | |
620 | #ifdef IS_MPI | |
621 | < | MPI_Allreduce(&totalMass_local, &totalMass, 1, MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD); |
622 | < | MPI_Allreduce(&totalMZ_local, &totalMZ, 1, MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD); |
623 | < | MPI_Allreduce(&massOfUncons_local, &totalMassOfUncons, 1, MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD); |
624 | < | #else |
621 | > | MPI_Allreduce(&totalMass_local, &totalMass, 1, |
622 | > | MPI_DOUBLE, MPI_SUM, MPI_COMM_WORLD); |
623 | > | MPI_Allreduce(&totalMZ_local, &totalMZ, 1, |
624 | > | MPI_DOUBLE, MPI_SUM, MPI_COMM_WORLD); |
625 | > | #else |
626 | totalMass = totalMass_local; | |
627 | totalMZ = totalMZ_local; | |
628 | < | totalMassOfUncons = massOfUncons_local; |
396 | < | #endif |
628 | > | #endif |
629 | ||
630 | double zsys; | |
631 | zsys = totalMZ / totalMass; | |
# | Line 412 | Line 644 | template<typename T> void ZConstraint<T>::thermalize( | |
644 | ||
645 | /** | |
646 | * | |
415 | – | * |
416 | – | * |
647 | */ | |
648 | ||
649 | template<typename T> void ZConstraint<T>::zeroOutVel(){ | |
# | Line 421 | Line 651 | template<typename T> void ZConstraint<T>::zeroOutVel() | |
651 | Atom** fixedZAtoms; | |
652 | double COMvel[3]; | |
653 | double vel[3]; | |
654 | < | |
654 | > | double zSysCOMVel; |
655 | > | |
656 | //zero out the velocities of center of mass of fixed z-constrained molecules | |
657 | ||
658 | for(int i = 0; i < zconsMols.size(); i++){ | |
659 | ||
660 | < | if (states[i] == zcsFixed){ |
660 | > | if (states[i] == zcsFixed){ |
661 | ||
662 | < | zconsMols[i]->getCOMvel(COMvel); |
662 | > | zconsMols[i]->getCOMvel(COMvel); |
663 | > | //cout << "before resetting " << indexOfZConsMols[i] <<"'s vz is " << COMvel[whichDirection] << endl; |
664 | > | |
665 | fixedZAtoms = zconsMols[i]->getMyAtoms(); | |
666 | < | |
666 | > | |
667 | for(int j =0; j < zconsMols[i]->getNAtoms(); j++){ | |
668 | fixedZAtoms[j]->getVel(vel); | |
669 | < | vel[whichDirection] -= COMvel[whichDirection]; |
670 | < | fixedZAtoms[j]->setVel(vel); |
669 | > | vel[whichDirection] -= COMvel[whichDirection]; |
670 | > | fixedZAtoms[j]->setVel(vel); |
671 | } | |
672 | < | |
672 | > | |
673 | > | zconsMols[i]->getCOMvel(COMvel); |
674 | > | //cout << "after resetting " << indexOfZConsMols[i] <<"'s vz is " << COMvel[whichDirection] << endl; |
675 | } | |
441 | – | |
442 | – | } |
676 | ||
677 | + | } |
678 | + | |
679 | + | //cout << "before resetting the COMVel of moving molecules is " << calcMovingMolsCOMVel() <<endl; |
680 | + | |
681 | + | zSysCOMVel = calcSysCOMVel(); |
682 | + | #ifdef IS_MPI |
683 | + | if(worldRank == 0){ |
684 | + | #endif |
685 | + | //cout << "before resetting the COMVel of sytem is " << zSysCOMVel << endl; |
686 | + | #ifdef IS_MPI |
687 | + | } |
688 | + | #endif |
689 | + | |
690 | // calculate the vz of center of mass of unconstrained molecules and moving z-constrained molecules | |
691 | double MVzOfMovingMols_local; | |
692 | double MVzOfMovingMols; | |
# | Line 455 | Line 701 | template<typename T> void ZConstraint<T>::zeroOutVel() | |
701 | MVzOfMovingMols_local += massOfUnconsMols[i] * COMvel[whichDirection]; | |
702 | } | |
703 | ||
704 | < | for(int i = 0; i < zconsMols[i]->getNAtoms(); i++){ |
459 | < | |
704 | > | for(int i = 0; i < zconsMols.size(); i++){ |
705 | if (states[i] == zcsMoving){ | |
706 | zconsMols[i]->getCOMvel(COMvel); | |
707 | MVzOfMovingMols_local += massOfZConsMols[i] * COMvel[whichDirection]; | |
708 | < | totalMassOfMovingZMols_local += massOfZConsMols[i]; |
708 | > | totalMassOfMovingZMols_local += massOfZConsMols[i]; |
709 | } | |
710 | < | |
710 | > | |
711 | } | |
712 | ||
713 | #ifndef IS_MPI | |
# | Line 491 | Line 736 | template<typename T> void ZConstraint<T>::zeroOutVel() | |
736 | ||
737 | //modify the velocities of moving z-constrained molecuels | |
738 | Atom** movingZAtoms; | |
739 | < | for(int i = 0; i < zconsMols[i]->getNAtoms(); i++){ |
739 | > | for(int i = 0; i < zconsMols.size(); i++){ |
740 | ||
741 | if (states[i] ==zcsMoving){ | |
742 | ||
743 | movingZAtoms = zconsMols[i]->getMyAtoms(); | |
744 | < | for(int j = 0; j < zconsMols[i]->getNAtoms(); j++){ |
744 | > | for(int j = 0; j < zconsMols[i]->getNAtoms(); j++){ |
745 | movingZAtoms[j]->getVel(vel); | |
746 | vel[whichDirection] -= vzOfMovingMols; | |
747 | < | movingZAtoms[j]->setVel(vel); |
503 | < | } |
504 | < | |
747 | > | movingZAtoms[j]->setVel(vel); |
748 | } | |
749 | + | |
750 | + | } |
751 | ||
752 | + | } |
753 | + | |
754 | + | |
755 | + | zSysCOMVel = calcSysCOMVel(); |
756 | + | #ifdef IS_MPI |
757 | + | if(worldRank == 0){ |
758 | + | #endif |
759 | + | //cout << "after resetting the COMVel of moving molecules is " << zSysCOMVel << endl; |
760 | + | #ifdef IS_MPI |
761 | } | |
762 | + | #endif |
763 | ||
764 | } | |
765 | ||
766 | + | /** |
767 | + | * |
768 | + | */ |
769 | + | |
770 | template<typename T> void ZConstraint<T>::doZconstraintForce(){ | |
771 | ||
772 | Atom** zconsAtoms; | |
# | Line 516 | Line 775 | template<typename T> void ZConstraint<T>::doZconstrain | |
775 | double COMvel[3]; | |
776 | double COM[3]; | |
777 | double force[3]; | |
519 | – | double zsys; |
778 | ||
779 | < | int nMovingZMols_local; |
522 | < | int nMovingZMols; |
523 | < | |
524 | < | //constrain the molecules which do not reach the specified positions |
525 | < | |
526 | < | zsys = calcZSys(); |
527 | < | cout <<"current time: " << info->getTime() <<"\tcenter of mass at z: " << zsys << endl; |
779 | > | //constrain the molecules which do not reach the specified positions |
780 | ||
781 | //Zero Out the force of z-contrained molecules | |
782 | totalFZ_local = 0; | |
783 | ||
784 | //calculate the total z-contrained force of fixed z-contrained molecules | |
785 | + | |
786 | + | //cout << "before zero out z-constraint force on fixed z-constraint molecuels " |
787 | + | // << "total force is " << calcTotalForce() << endl; |
788 | + | |
789 | for(int i = 0; i < zconsMols.size(); i++){ | |
790 | < | |
790 | > | |
791 | if (states[i] == zcsFixed){ | |
792 | < | |
792 | > | |
793 | zconsMols[i]->getCOM(COM); | |
794 | zconsAtoms = zconsMols[i]->getMyAtoms(); | |
795 | ||
# | Line 541 | Line 797 | template<typename T> void ZConstraint<T>::doZconstrain | |
797 | for(int j =0; j < zconsMols[i]->getNAtoms(); j++) { | |
798 | zconsAtoms[j]->getFrc(force); | |
799 | fz[i] += force[whichDirection]; | |
800 | < | } |
800 | > | } |
801 | totalFZ_local += fz[i]; | |
802 | ||
803 | < | cout << "index: " << indexOfZConsMols[i] <<"\tcurrent zpos: " << COM[whichDirection] << endl; |
803 | > | //cout << "Fixed Molecule\tindex: " << indexOfZConsMols[i] |
804 | > | // <<"\tcurrent zpos: " << COM[whichDirection] |
805 | > | // << "\tcurrent fz: " <<fz[i] << endl; |
806 | ||
807 | + | |
808 | } | |
809 | < | |
809 | > | |
810 | } | |
811 | ||
812 | < | //calculate the number of atoms of moving z-constrained molecules |
554 | < | nMovingZMols_local = 0; |
555 | < | for(int i = 0; zconsMols.size(); i++){ |
556 | < | if(states[i] == zcsMoving) |
557 | < | nMovingZMols_local += massOfZConsMols[i]; |
558 | < | } |
812 | > | //calculate total z-constraint force |
813 | #ifdef IS_MPI | |
814 | MPI_Allreduce(&totalFZ_local, &totalFZ, 1, MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD); | |
561 | – | MPI_Allreduce(&nMovingZMols_local, &nMovingZMols, 1, MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD); |
815 | #else | |
816 | totalFZ = totalFZ_local; | |
564 | – | nMovingZMols = nMovingZMols_local; |
817 | #endif | |
818 | ||
819 | + | |
820 | + | // apply negative to fixed z-constrained molecues; |
821 | force[0]= 0; | |
822 | force[1]= 0; | |
823 | force[2]= 0; | |
570 | – | force[whichDirection] = totalFZ / (totNumOfUnconsAtoms + nMovingZMols); |
824 | ||
825 | < | //modify the velocites of unconstrained molecules |
825 | > | for(int i = 0; i < zconsMols.size(); i++){ |
826 | > | |
827 | > | if (states[i] == zcsFixed){ |
828 | > | |
829 | > | int nAtomOfCurZConsMol = zconsMols[i]->getNAtoms(); |
830 | > | zconsAtoms = zconsMols[i]->getMyAtoms(); |
831 | > | |
832 | > | for(int j =0; j < nAtomOfCurZConsMol; j++) { |
833 | > | //force[whichDirection] = -fz[i]/ nAtomOfCurZConsMol; |
834 | > | force[whichDirection] = - forcePolicy->getZFOfFixedZMols(zconsMols[i], zconsAtoms[j], fz[i]); |
835 | > | zconsAtoms[j]->addFrc(force); |
836 | > | } |
837 | > | |
838 | > | } |
839 | > | |
840 | > | } |
841 | > | |
842 | > | //cout << "after zero out z-constraint force on fixed z-constraint molecuels " |
843 | > | // << "total force is " << calcTotalForce() << endl; |
844 | > | |
845 | > | |
846 | > | force[0]= 0; |
847 | > | force[1]= 0; |
848 | > | force[2]= 0; |
849 | > | |
850 | > | //modify the forces of unconstrained molecules |
851 | for(int i = 0; i < unconsMols.size(); i++){ | |
852 | ||
853 | Atom** unconsAtoms = unconsMols[i]->getMyAtoms(); | |
854 | ||
855 | < | for(int j = 0; j < unconsMols[i]->getNAtoms(); j++) |
855 | > | for(int j = 0; j < unconsMols[i]->getNAtoms(); j++){ |
856 | > | //force[whichDirection] = totalFZ / (totNumOfUnconsAtoms + nMovingZAtoms); |
857 | > | force[whichDirection] = forcePolicy->getZFOfMovingMols(unconsAtoms[j],totalFZ); |
858 | unconsAtoms[j]->addFrc(force); | |
859 | + | } |
860 | ||
861 | } | |
862 | ||
863 | < | //modify the velocities of moving z-constrained molecules |
863 | > | //modify the forces of moving z-constrained molecules |
864 | for(int i = 0; i < zconsMols.size(); i++) { | |
865 | < | if (states[i] == zcsMoving){ |
866 | < | |
867 | < | Atom** movingZAtoms = zconsMols[i]->getMyAtoms(); |
865 | > | if (states[i] == zcsMoving){ |
866 | > | |
867 | > | Atom** movingZAtoms = zconsMols[i]->getMyAtoms(); |
868 | ||
869 | < | for(int j = 0; j < zconsMols[i]->getNAtoms(); j++) |
870 | < | movingZAtoms[j]->addFrc(force); |
871 | < | } |
869 | > | for(int j = 0; j < zconsMols[i]->getNAtoms(); j++){ |
870 | > | //force[whichDirection] = totalFZ / (totNumOfUnconsAtoms + nMovingZAtoms); |
871 | > | force[whichDirection] = forcePolicy->getZFOfMovingMols(movingZAtoms[j],totalFZ); |
872 | > | movingZAtoms[j]->addFrc(force); |
873 | > | } |
874 | > | } |
875 | } | |
876 | + | // cout << "after substracting z-constraint force from moving molecuels " |
877 | + | // << "total force is " << calcTotalForce() << endl; |
878 | ||
879 | < | // apply negative to fixed z-constrained molecues; |
879 | > | } |
880 | > | |
881 | > | /** |
882 | > | * |
883 | > | * |
884 | > | */ |
885 | > | |
886 | > | template<typename T> void ZConstraint<T>::doHarmonic(){ |
887 | > | double force[3]; |
888 | > | double harmonicU; |
889 | > | double harmonicF; |
890 | > | double COM[3]; |
891 | > | double diff; |
892 | > | double totalFZ_local; |
893 | > | double totalFZ; |
894 | > | |
895 | > | force[0] = 0; |
896 | > | force[1] = 0; |
897 | > | force[2] = 0; |
898 | > | |
899 | > | totalFZ_local = 0; |
900 | > | |
901 | > | for(int i = 0; i < zconsMols.size(); i++) { |
902 | > | |
903 | > | if (states[i] == zcsMoving){ |
904 | > | zconsMols[i]->getCOM(COM); |
905 | > | // cout << "Moving Molecule\tindex: " << indexOfZConsMols[i] |
906 | > | // << "\tcurrent zpos: " << COM[whichDirection] << endl; |
907 | > | |
908 | > | diff = COM[whichDirection] -zPos[i]; |
909 | > | |
910 | > | harmonicU = 0.5 * kz[i] * diff * diff; |
911 | > | info->lrPot += harmonicU; |
912 | > | |
913 | > | harmonicF = - kz[i] * diff; |
914 | > | totalFZ_local += harmonicF; |
915 | > | |
916 | > | //adjust force |
917 | > | |
918 | > | Atom** movingZAtoms = zconsMols[i]->getMyAtoms(); |
919 | > | |
920 | > | for(int j = 0; j < zconsMols[i]->getNAtoms(); j++){ |
921 | > | //force[whichDirection] = harmonicF / zconsMols[i]->getNAtoms(); |
922 | > | force[whichDirection] = forcePolicy->getHFOfFixedZMols(zconsMols[i], movingZAtoms[j], harmonicF); |
923 | > | movingZAtoms[j]->addFrc(force); |
924 | > | } |
925 | > | } |
926 | > | |
927 | > | } |
928 | > | |
929 | > | #ifndef IS_MPI |
930 | > | totalFZ = totalFZ_local; |
931 | > | #else |
932 | > | MPI_Allreduce(&totalFZ_local, &totalFZ, 1, MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD); |
933 | > | #endif |
934 | > | |
935 | > | cout << "before substracting harmonic force from moving molecuels " |
936 | > | << "total force is " << calcTotalForce() << endl; |
937 | > | |
938 | force[0]= 0; | |
939 | force[1]= 0; | |
940 | force[2]= 0; | |
941 | ||
942 | < | for(int i = 0; i < zconsMols.size(); i++){ |
942 | > | //modify the forces of unconstrained molecules |
943 | > | for(int i = 0; i < unconsMols.size(); i++){ |
944 | > | |
945 | > | Atom** unconsAtoms = unconsMols[i]->getMyAtoms(); |
946 | > | |
947 | > | for(int j = 0; j < unconsMols[i]->getNAtoms(); j++){ |
948 | > | //force[whichDirection] = - totalFZ /totNumOfUnconsAtoms; |
949 | > | force[whichDirection] = - forcePolicy->getHFOfUnconsMols(unconsAtoms[j], totalFZ); |
950 | > | unconsAtoms[j]->addFrc(force); |
951 | > | } |
952 | > | } |
953 | ||
954 | < | if (states[i] == zcsFixed){ |
955 | < | |
602 | < | int nAtomOfCurZConsMol = zconsMols[i]->getNAtoms(); |
603 | < | zconsAtoms = zconsMols[i]->getMyAtoms(); |
604 | < | |
605 | < | for(int j =0; j < nAtomOfCurZConsMol; j++) { |
606 | < | force[whichDirection] = -fz[i]/ nAtomOfCurZConsMol; |
607 | < | zconsAtoms[j]->addFrc(force); |
608 | < | } |
609 | < | |
610 | < | } |
611 | < | |
612 | < | } |
954 | > | cout << "after substracting harmonic force from moving molecuels " |
955 | > | << "total force is " << calcTotalForce() << endl; |
956 | ||
957 | } | |
958 | ||
959 | + | /** |
960 | + | * |
961 | + | */ |
962 | + | |
963 | template<typename T> bool ZConstraint<T>::checkZConsState(){ | |
964 | double COM[3]; | |
965 | double diff; | |
966 | ||
967 | < | bool changed; |
967 | > | int changed_local; |
968 | > | int changed; |
969 | ||
970 | < | changed = false; |
970 | > | changed_local = 0; |
971 | ||
972 | for(int i =0; i < zconsMols.size(); i++){ | |
973 | ||
974 | zconsMols[i]->getCOM(COM); | |
975 | < | diff = fabs(COM[whichDirection] - ZPos[i]); |
976 | < | if ( diff <= ztol && states[i] == zcsMoving){ |
975 | > | diff = fabs(COM[whichDirection] - zPos[i]); |
976 | > | if ( diff <= zconsTol && states[i] == zcsMoving){ |
977 | states[i] = zcsFixed; | |
978 | < | changed = true; |
978 | > | changed_local = 1; |
979 | } | |
980 | < | else if ( diff > ztol && states[i] == zcsFixed){ |
980 | > | else if ( diff > zconsTol && states[i] == zcsFixed){ |
981 | states[i] = zcsMoving; | |
982 | < | changed = true; |
982 | > | changed_local = 1; |
983 | } | |
984 | ||
985 | } | |
986 | ||
987 | < | return changed; |
987 | > | #ifndef IS_MPI |
988 | > | changed =changed_local; |
989 | > | #else |
990 | > | MPI_Allreduce(&changed_local, &changed, 1, MPI_INT,MPI_SUM, MPI_COMM_WORLD); |
991 | > | #endif |
992 | > | |
993 | > | return (changed > 0); |
994 | > | |
995 | } | |
996 | ||
997 | template<typename T> bool ZConstraint<T>::haveFixedZMols(){ | |
998 | + | |
999 | + | int havingFixed_local; |
1000 | + | int havingFixed; |
1001 | + | |
1002 | + | havingFixed_local = 0; |
1003 | + | |
1004 | for(int i = 0; i < zconsMols.size(); i++) | |
1005 | < | if (states[i] == zcsFixed) |
1006 | < | return true; |
1005 | > | if (states[i] == zcsFixed){ |
1006 | > | havingFixed_local = 1; |
1007 | > | break; |
1008 | > | } |
1009 | ||
1010 | < | return false; |
1010 | > | #ifndef IS_MPI |
1011 | > | havingFixed = havingFixed_local; |
1012 | > | #else |
1013 | > | MPI_Allreduce(&havingFixed_local, &havingFixed, 1, MPI_INT,MPI_SUM, MPI_COMM_WORLD); |
1014 | > | #endif |
1015 | > | |
1016 | > | return (havingFixed > 0); |
1017 | } | |
1018 | ||
1019 | ||
# | Line 652 | Line 1021 | template<typename T> bool ZConstraint<T>::haveMovingZM | |
1021 | * | |
1022 | */ | |
1023 | template<typename T> bool ZConstraint<T>::haveMovingZMols(){ | |
1024 | + | |
1025 | + | int havingMoving_local; |
1026 | + | int havingMoving; |
1027 | + | |
1028 | + | havingMoving_local = 0; |
1029 | + | |
1030 | for(int i = 0; i < zconsMols.size(); i++) | |
1031 | < | if (states[i] == zcsMoving) |
1032 | < | return true; |
1031 | > | if (states[i] == zcsMoving){ |
1032 | > | havingMoving_local = 1; |
1033 | > | break; |
1034 | > | } |
1035 | ||
1036 | < | return false; |
1036 | > | #ifndef IS_MPI |
1037 | > | havingMoving = havingMoving_local; |
1038 | > | #else |
1039 | > | MPI_Allreduce(&havingMoving_local, &havingMoving, 1, MPI_INT,MPI_SUM, MPI_COMM_WORLD); |
1040 | > | #endif |
1041 | > | |
1042 | > | return (havingMoving > 0); |
1043 | ||
1044 | < | } |
1044 | > | } |
1045 | > | |
1046 | > | /** |
1047 | > | * |
1048 | > | */ |
1049 | > | |
1050 | > | template<typename T> double ZConstraint<T>::calcMovingMolsCOMVel() |
1051 | > | { |
1052 | > | double MVzOfMovingMols_local; |
1053 | > | double MVzOfMovingMols; |
1054 | > | double totalMassOfMovingZMols_local; |
1055 | > | double totalMassOfMovingZMols; |
1056 | > | double COMvel[3]; |
1057 | > | |
1058 | > | MVzOfMovingMols_local = 0; |
1059 | > | totalMassOfMovingZMols_local = 0; |
1060 | > | |
1061 | > | for(int i =0; i < unconsMols.size(); i++){ |
1062 | > | unconsMols[i]->getCOMvel(COMvel); |
1063 | > | MVzOfMovingMols_local += massOfUnconsMols[i] * COMvel[whichDirection]; |
1064 | > | } |
1065 | > | |
1066 | > | for(int i = 0; i < zconsMols.size(); i++){ |
1067 | > | |
1068 | > | if (states[i] == zcsMoving){ |
1069 | > | zconsMols[i]->getCOMvel(COMvel); |
1070 | > | MVzOfMovingMols_local += massOfZConsMols[i] * COMvel[whichDirection]; |
1071 | > | totalMassOfMovingZMols_local += massOfZConsMols[i]; |
1072 | > | } |
1073 | > | |
1074 | > | } |
1075 | > | |
1076 | > | #ifndef IS_MPI |
1077 | > | MVzOfMovingMols = MVzOfMovingMols_local; |
1078 | > | totalMassOfMovingZMols = totalMassOfMovingZMols_local; |
1079 | > | #else |
1080 | > | MPI_Allreduce(&MVzOfMovingMols_local, &MVzOfMovingMols, 1, MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD); |
1081 | > | MPI_Allreduce(&totalMassOfMovingZMols_local, &totalMassOfMovingZMols, 1, MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD); |
1082 | > | #endif |
1083 | > | |
1084 | > | double vzOfMovingMols; |
1085 | > | vzOfMovingMols = MVzOfMovingMols / (totalMassOfUncons + totalMassOfMovingZMols); |
1086 | > | |
1087 | > | return vzOfMovingMols; |
1088 | > | } |
1089 | > | |
1090 | > | /** |
1091 | > | * |
1092 | > | */ |
1093 | > | |
1094 | > | template<typename T> double ZConstraint<T>::calcSysCOMVel() |
1095 | > | { |
1096 | > | double COMvel[3]; |
1097 | > | double tempMVz_local; |
1098 | > | double tempMVz; |
1099 | > | double massOfZCons_local; |
1100 | > | double massOfZCons; |
1101 | > | |
1102 | > | |
1103 | > | tempMVz_local = 0; |
1104 | > | |
1105 | > | for(int i =0 ; i < nMols; i++){ |
1106 | > | molecules[i].getCOMvel(COMvel); |
1107 | > | tempMVz_local += molecules[i].getTotalMass()*COMvel[whichDirection]; |
1108 | > | } |
1109 | > | |
1110 | > | massOfZCons_local = 0; |
1111 | > | |
1112 | > | for(int i = 0; i < massOfZConsMols.size(); i++){ |
1113 | > | massOfZCons_local += massOfZConsMols[i]; |
1114 | > | } |
1115 | > | #ifndef IS_MPI |
1116 | > | massOfZCons = massOfZCons_local; |
1117 | > | tempMVz = tempMVz_local; |
1118 | > | #else |
1119 | > | MPI_Allreduce(&massOfZCons_local, &massOfZCons, 1, MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD); |
1120 | > | MPI_Allreduce(&tempMVz_local, &tempMVz, 1, MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD); |
1121 | > | #endif |
1122 | > | |
1123 | > | return tempMVz /(totalMassOfUncons + massOfZCons); |
1124 | > | } |
1125 | > | |
1126 | > | /** |
1127 | > | * |
1128 | > | */ |
1129 | > | |
1130 | > | template<typename T> double ZConstraint<T>::calcTotalForce(){ |
1131 | > | |
1132 | > | double force[3]; |
1133 | > | double totalForce_local; |
1134 | > | double totalForce; |
1135 | > | |
1136 | > | totalForce_local = 0; |
1137 | > | |
1138 | > | for(int i = 0; i < nAtoms; i++){ |
1139 | > | atoms[i]->getFrc(force); |
1140 | > | totalForce_local += force[whichDirection]; |
1141 | > | } |
1142 | > | |
1143 | > | #ifndef IS_MPI |
1144 | > | totalForce = totalForce_local; |
1145 | > | #else |
1146 | > | MPI_Allreduce(&totalForce_local, &totalForce, 1, MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD); |
1147 | > | #endif |
1148 | > | |
1149 | > | return totalForce; |
1150 | > | |
1151 | > | } |
1152 | > | |
1153 | > | /** |
1154 | > | * |
1155 | > | */ |
1156 | > | |
1157 | > | template<typename T> void ZConstraint<T>::PolicyByNumber::update(){ |
1158 | > | //calculate the number of atoms of moving z-constrained molecules |
1159 | > | int nMovingZAtoms_local; |
1160 | > | int nMovingZAtoms; |
1161 | > | |
1162 | > | nMovingZAtoms_local = 0; |
1163 | > | for(int i = 0; i < (zconsIntegrator->zconsMols).size(); i++) |
1164 | > | if((zconsIntegrator->states)[i] == (zconsIntegrator->zcsMoving)) |
1165 | > | nMovingZAtoms_local += (zconsIntegrator->zconsMols)[i]->getNAtoms(); |
1166 | > | |
1167 | > | #ifdef IS_MPI |
1168 | > | MPI_Allreduce(&nMovingZAtoms_local, &nMovingZAtoms, 1, MPI_INT, MPI_SUM, MPI_COMM_WORLD); |
1169 | > | #else |
1170 | > | nMovingZAtoms = nMovingZAtoms_local; |
1171 | > | #endif |
1172 | > | totNumOfMovingAtoms = nMovingZAtoms + zconsIntegrator->totNumOfUnconsAtoms; |
1173 | > | } |
1174 | > | |
1175 | > | template<typename T>double ZConstraint<T>::PolicyByNumber::getZFOfFixedZMols(Molecule* mol, Atom* atom, double totalForce){ |
1176 | > | return totalForce / mol->getNAtoms(); |
1177 | > | } |
1178 | > | |
1179 | > | template<typename T> double ZConstraint<T>::PolicyByNumber::getZFOfMovingMols(Atom* atom, double totalForce){ |
1180 | > | return totalForce / totNumOfMovingAtoms; |
1181 | > | } |
1182 | > | |
1183 | > | template<typename T> double ZConstraint<T>::PolicyByNumber::getHFOfFixedZMols(Molecule* mol, Atom* atom, double totalForce){ |
1184 | > | return totalForce / mol->getNAtoms(); |
1185 | > | } |
1186 | > | |
1187 | > | template<typename T> double ZConstraint<T>::PolicyByNumber::getHFOfUnconsMols(Atom* atom, double totalForce){ |
1188 | > | return totalForce / zconsIntegrator->totNumOfUnconsAtoms; |
1189 | > | } |
1190 | > | |
1191 | > | /** |
1192 | > | * |
1193 | > | */ |
1194 | > | |
1195 | > | template<typename T> void ZConstraint<T>::PolicyByMass::update(){ |
1196 | > | //calculate the number of atoms of moving z-constrained molecules |
1197 | > | double massOfMovingZAtoms_local; |
1198 | > | double massOfMovingZAtoms; |
1199 | > | |
1200 | > | massOfMovingZAtoms_local = 0; |
1201 | > | for(int i = 0; i < (zconsIntegrator->zconsMols).size(); i++) |
1202 | > | if((zconsIntegrator->states)[i] == (zconsIntegrator->zcsMoving)) |
1203 | > | massOfMovingZAtoms_local += (zconsIntegrator->zconsMols)[i]->getTotalMass(); |
1204 | > | |
1205 | > | #ifdef IS_MPI |
1206 | > | MPI_Allreduce(&massOfMovingZAtoms_local, &massOfMovingZAtoms, 1, MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD); |
1207 | > | #else |
1208 | > | massOfMovingZAtoms = massOfMovingZAtoms_local; |
1209 | > | #endif |
1210 | > | totMassOfMovingAtoms = massOfMovingZAtoms + zconsIntegrator->totalMassOfUncons; |
1211 | > | } |
1212 | > | |
1213 | > | template<typename T> double ZConstraint<T>::PolicyByMass::getZFOfFixedZMols(Molecule* mol, Atom* atom, double totalForce){ |
1214 | > | return totalForce * atom->getMass() / mol->getTotalMass(); |
1215 | > | } |
1216 | > | |
1217 | > | template<typename T> double ZConstraint<T>::PolicyByMass::getZFOfMovingMols( Atom* atom, double totalForce){ |
1218 | > | return totalForce * atom->getMass() / totMassOfMovingAtoms; |
1219 | > | } |
1220 | > | |
1221 | > | template<typename T> double ZConstraint<T>::PolicyByMass::getHFOfFixedZMols(Molecule* mol, Atom* atom, double totalForce){ |
1222 | > | return totalForce * atom->getMass() / mol->getTotalMass(); |
1223 | > | } |
1224 | > | |
1225 | > | template<typename T> double ZConstraint<T>::PolicyByMass::getHFOfUnconsMols(Atom* atom, double totalForce){ |
1226 | > | return totalForce * atom->getMass() / zconsIntegrator->totalMassOfUncons; |
1227 | > | } |
1228 | > |
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