7 |
|
#include "SimInfo.hpp" |
8 |
|
#include "Thermo.hpp" |
9 |
|
#include "ReadWrite.hpp" |
10 |
+ |
#include "ExtendedSystem.hpp" |
11 |
|
|
12 |
+ |
#include "simError.h" |
13 |
+ |
|
14 |
|
extern "C"{ |
15 |
|
|
16 |
|
void v_constrain_a_( double &dt, int &n_atoms, double* mass, |
19 |
|
double* Fx, double* Fy, double* Fz, |
20 |
|
int &n_constrained, double *constr_sqr, |
21 |
|
int* constr_i, int* constr_j, |
22 |
< |
double &box_x, double &box_y, double &box_z ); |
22 |
> |
double &box_x, double &box_y, double &box_z, |
23 |
> |
int &isError ); |
24 |
|
|
25 |
|
void v_constrain_b_( double &dt, int &n_atoms, double* mass, |
26 |
|
double* Rx, double* Ry, double* Rz, |
29 |
|
double &Kinetic, |
30 |
|
int &n_constrained, double *constr_sqr, |
31 |
|
int* constr_i, int* constr_j, |
32 |
< |
double &box_x, double &box_y, double &box_z ); |
32 |
> |
double &box_x, double &box_y, double &box_z, |
33 |
> |
int &isError); |
34 |
|
} |
35 |
|
|
36 |
|
|
37 |
< |
Verlet::Verlet( SimInfo &info, ForceFields* the_ff ){ |
37 |
> |
Verlet::Verlet( SimInfo &info, ForceFields* the_ff, ExtendedSystem* the_es ){ |
38 |
|
|
39 |
|
// get what information we need from the SimInfo object |
40 |
|
|
41 |
|
entry_plug = &info; |
42 |
|
myFF = the_ff; |
43 |
< |
|
43 |
> |
myES = the_es; |
44 |
|
|
45 |
|
c_natoms = info.n_atoms; |
46 |
|
c_atoms = info.atoms; |
79 |
|
SRI** theArray; |
80 |
|
for(int i = 0; i < nMols; i++){ |
81 |
|
|
82 |
< |
theArray = molecules[i].getMyBonds(); |
83 |
< |
for(int j=0; j<molecules[i].getNbonds(); j++){ |
82 |
> |
theArray = (SRI**) molecules[i].getMyBonds(); |
83 |
> |
for(int j=0; j<molecules[i].getNBonds(); j++){ |
84 |
|
|
85 |
|
constrained = theArray[j]->is_constrained(); |
86 |
|
|
96 |
|
} |
97 |
|
} |
98 |
|
|
99 |
< |
theArray = molecules[i].getMyBends(); |
100 |
< |
for(int j=0; j<molecules[i].getNbends(); j++){ |
99 |
> |
theArray = (SRI**) molecules[i].getMyBends(); |
100 |
> |
for(int j=0; j<molecules[i].getNBends(); j++){ |
101 |
|
|
102 |
|
constrained = theArray[j]->is_constrained(); |
103 |
|
|
113 |
|
} |
114 |
|
} |
115 |
|
|
116 |
< |
theArray = molecules[i].getMyTorsions(); |
117 |
< |
for(int j=0; j<molecules[i].getNtorsions(); j++){ |
116 |
> |
theArray = (SRI**) molecules[i].getMyTorsions(); |
117 |
> |
for(int j=0; j<molecules[i].getNTorsions(); j++){ |
118 |
|
|
119 |
|
constrained = theArray[j]->is_constrained(); |
120 |
|
|
171 |
|
void Verlet::integrate( void ){ |
172 |
|
|
173 |
|
int i, j; /* loop counters */ |
174 |
< |
int calcPot; |
174 |
> |
int calcPot, calcStress; |
175 |
|
|
176 |
|
double kE; |
177 |
|
|
189 |
|
|
190 |
|
int time; |
191 |
|
|
192 |
+ |
double press[9]; |
193 |
+ |
|
194 |
|
double dt = entry_plug->dt; |
195 |
|
double runTime = entry_plug->run_time; |
196 |
|
double sampleTime = entry_plug->sampleTime; |
202 |
|
int status_n = (int)( statusTime / dt ); |
203 |
|
int vel_n = (int)( thermalTime / dt ); |
204 |
|
|
205 |
+ |
int isError; |
206 |
+ |
|
207 |
|
Thermo *tStats = new Thermo( entry_plug ); |
208 |
|
|
209 |
|
StatWriter* e_out = new StatWriter( entry_plug ); |
210 |
|
DumpWriter* dump_out = new DumpWriter( entry_plug ); |
211 |
|
|
212 |
|
// the first time integrate is called, the forces need to be initialized |
204 |
– |
|
213 |
|
|
214 |
< |
myFF->doForces(1,0); |
214 |
> |
myFF->doForces(1,1); |
215 |
|
|
216 |
|
if( entry_plug->setTemp ){ |
217 |
|
tStats->velocitize(); |
223 |
|
|
224 |
|
calcPot = 0; |
225 |
|
|
226 |
+ |
if (!strcasecmp( entry_plug->ensemble, "NPT")) { |
227 |
+ |
calcStress = 1; |
228 |
+ |
} else { |
229 |
+ |
calcStress = 0; |
230 |
+ |
} |
231 |
+ |
|
232 |
|
if( c_is_constrained ){ |
233 |
|
for(i = 0; i < n_loops; i++){ |
234 |
|
|
235 |
+ |
|
236 |
|
// fill R, V, and F arrays and RATTLE in fortran |
237 |
< |
|
237 |
> |
|
238 |
|
for( j=0; j<c_natoms; j++ ){ |
239 |
< |
|
239 |
> |
|
240 |
|
Rx[j] = c_atoms[j]->getX(); |
241 |
|
Ry[j] = c_atoms[j]->getY(); |
242 |
|
Rz[j] = c_atoms[j]->getZ(); |
251 |
|
|
252 |
|
} |
253 |
|
|
254 |
+ |
isError = 0; |
255 |
|
v_constrain_a_( dt, c_natoms, c_mass, Rx, Ry, Rz, Vx, Vy, Vz, |
256 |
|
Fx, Fy, Fz, |
257 |
|
c_n_constrained, c_constrained_dsqr, |
258 |
|
c_constrained_i, c_constrained_j, |
259 |
< |
c_box_x, c_box_y, c_box_z ); |
259 |
> |
c_box_x, c_box_y, c_box_z, |
260 |
> |
isError); |
261 |
|
|
262 |
+ |
if( isError ){ |
263 |
+ |
|
264 |
+ |
sprintf( painCave.errMsg, |
265 |
+ |
"Constraint Failure in Fortran move A\n" ); |
266 |
+ |
painCave.isFatal = 1; |
267 |
+ |
simError(); |
268 |
+ |
} |
269 |
+ |
|
270 |
+ |
#ifdef IS_MPI |
271 |
+ |
sprintf( checkPointMsg, |
272 |
+ |
"succesful return from move a.\n" ); |
273 |
+ |
MPIcheckPoint(); |
274 |
+ |
|
275 |
+ |
#endif //is_mpi |
276 |
+ |
|
277 |
|
for( j=0; j<c_natoms; j++ ){ |
278 |
|
|
279 |
|
c_atoms[j]->setX(Rx[j]); |
285 |
|
c_atoms[j]->set_vz(Vz[j]); |
286 |
|
} |
287 |
|
|
288 |
+ |
if (!strcasecmp( entry_plug->ensemble, "NVT")) |
289 |
+ |
myES->NoseHooverNVT( dt / 2.0 , tStats->getKinetic() ); |
290 |
+ |
|
291 |
|
// calculate the forces |
292 |
|
|
293 |
< |
myFF->doForces(calcPot,0); |
293 |
> |
myFF->doForces(calcPot,calcStress); |
294 |
|
|
295 |
|
// finish the constrain move ( same as above. ) |
296 |
|
|
309 |
|
Fz[j] = c_atoms[j]->getFz(); |
310 |
|
} |
311 |
|
|
312 |
+ |
|
313 |
+ |
isError = 0; |
314 |
|
v_constrain_b_( dt, c_natoms, c_mass, Rx, Ry, Rz, Vx, Vy, Vz, |
315 |
|
Fx, Fy, Fz, |
316 |
|
kE, c_n_constrained, c_constrained_dsqr, |
317 |
|
c_constrained_i, c_constrained_j, |
318 |
< |
c_box_x, c_box_y, c_box_z ); |
319 |
< |
|
318 |
> |
c_box_x, c_box_y, c_box_z, isError ); |
319 |
> |
|
320 |
> |
if( isError ){ |
321 |
> |
|
322 |
> |
sprintf( painCave.errMsg, |
323 |
> |
"Constraint Failure in Fortran move B\n" ); |
324 |
> |
painCave.isFatal = 1; |
325 |
> |
simError(); |
326 |
> |
} |
327 |
> |
|
328 |
> |
#ifdef IS_MPI |
329 |
> |
sprintf( checkPointMsg, |
330 |
> |
"succesful return from move B.\n" ); |
331 |
> |
MPIcheckPoint(); |
332 |
> |
|
333 |
> |
#endif //is_mpi |
334 |
> |
|
335 |
> |
|
336 |
|
for( j=0; j<c_natoms; j++ ){ |
337 |
|
|
338 |
|
c_atoms[j]->setX(Rx[j]); |
344 |
|
c_atoms[j]->set_vz(Vz[j]); |
345 |
|
} |
346 |
|
|
347 |
+ |
if (!strcasecmp( entry_plug->ensemble, "NVT")) |
348 |
+ |
myES->NoseHooverNVT( dt / 2.0, tStats->getKinetic() ); |
349 |
+ |
|
350 |
+ |
if (!strcasecmp( entry_plug->ensemble, "NPT") ) { |
351 |
+ |
tStats->getPressureTensor(press); |
352 |
+ |
myES->NoseHooverAndersonNPT( dt, |
353 |
+ |
tStats->getKinetic(), |
354 |
+ |
press); |
355 |
+ |
} |
356 |
+ |
|
357 |
|
time = i + 1; |
358 |
|
|
359 |
|
if( entry_plug->setTemp ){ |
360 |
|
if( !(time % vel_n) ) tStats->velocitize(); |
361 |
|
} |
362 |
|
if( !(time % sample_n) ) dump_out->writeDump( time * dt ); |
363 |
< |
if( !((time+1) % status_n) ) calcPot = 1; |
364 |
< |
if( !(time % status_n) ){ e_out->writeStat( time * dt ); calcPot = 0; } |
363 |
> |
|
364 |
> |
if( !((time+1) % status_n) ) { |
365 |
> |
calcPot = 1; |
366 |
> |
calcStress = 1; |
367 |
> |
} |
368 |
> |
if( !(time % status_n) ){ |
369 |
> |
e_out->writeStat( time * dt ); |
370 |
> |
calcPot = 0; |
371 |
> |
if (!strcasecmp(entry_plug->ensemble, "NPT")) calcStress = 1; |
372 |
> |
else calcStress = 0; |
373 |
> |
} |
374 |
|
} |
375 |
|
} |
376 |
|
else{ |
377 |
|
for(i = 0; i < n_loops; i++){ |
378 |
< |
|
378 |
> |
|
379 |
> |
|
380 |
|
move_a( dt ); |
381 |
+ |
|
382 |
+ |
if (!strcasecmp( entry_plug->ensemble, "NVT")) |
383 |
+ |
myES->NoseHooverNVT( dt / 2.0, tStats->getKinetic() ); |
384 |
|
|
385 |
|
// calculate the forces |
386 |
|
|
387 |
< |
myFF->doForces(calcPot,0); |
387 |
> |
myFF->doForces(calcPot,calcStress); |
388 |
|
|
389 |
|
// complete the verlet move |
390 |
|
|
391 |
|
move_b( dt ); |
392 |
|
|
393 |
+ |
if (!strcasecmp( entry_plug->ensemble, "NVT")) |
394 |
+ |
myES->NoseHooverNVT( dt / 2.0 , tStats->getKinetic() ); |
395 |
+ |
|
396 |
+ |
if (!strcasecmp( entry_plug->ensemble, "NPT") ) { |
397 |
+ |
tStats->getPressureTensor(press); |
398 |
+ |
myES->NoseHooverAndersonNPT( dt, |
399 |
+ |
tStats->getKinetic(), |
400 |
+ |
press); |
401 |
+ |
} |
402 |
+ |
|
403 |
|
time = i + 1; |
404 |
|
|
405 |
|
if( entry_plug->setTemp ){ |
406 |
|
if( !(time % vel_n) ) tStats->velocitize(); |
407 |
|
} |
408 |
|
if( !(time % sample_n) ) dump_out->writeDump( time * dt ); |
409 |
< |
if( !((time+1) % status_n) ) calcPot = 1; |
410 |
< |
if( !(time % status_n) ){ e_out->writeStat( time * dt ); calcPot = 0; } |
409 |
> |
if( !((time+1) % status_n) ) { |
410 |
> |
calcPot = 1; |
411 |
> |
calcStress = 1; |
412 |
> |
} |
413 |
> |
if( !(time % status_n) ){ |
414 |
> |
e_out->writeStat( time * dt ); |
415 |
> |
calcPot = 0; |
416 |
> |
if (!strcasecmp(entry_plug->ensemble, "NPT")) calcStress = 1; |
417 |
> |
else calcStress = 0; |
418 |
> |
} |
419 |
|
} |
420 |
|
} |
421 |
|
|