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!! @author Charles F. Vardeman II |
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!! @author Matthew Meineke |
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< |
!! @version $Id: doForces.F90,v 1.33 2005-08-30 18:23:29 chrisfen Exp $, $Date: 2005-08-30 18:23:29 $, $Name: not supported by cvs2svn $, $Revision: 1.33 $ |
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!! @version $Id: doForces.F90,v 1.61 2005-10-19 19:24:29 chrisfen Exp $, $Date: 2005-10-19 19:24:29 $, $Name: not supported by cvs2svn $, $Revision: 1.61 $ |
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module doForces |
58 |
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use lj |
59 |
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use sticky |
60 |
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use electrostatic_module |
61 |
< |
use reaction_field |
62 |
< |
use gb_pair |
61 |
> |
use gayberne |
62 |
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use shapes |
63 |
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use vector_class |
64 |
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use eam |
74 |
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#include "UseTheForce/fSwitchingFunction.h" |
75 |
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#include "UseTheForce/fCutoffPolicy.h" |
76 |
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#include "UseTheForce/DarkSide/fInteractionMap.h" |
77 |
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#include "UseTheForce/DarkSide/fElectrostaticSummationMethod.h" |
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|
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INTEGER, PARAMETER:: PREPAIR_LOOP = 1 |
85 |
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logical, save :: haveSaneForceField = .false. |
86 |
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logical, save :: haveInteractionHash = .false. |
87 |
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logical, save :: haveGtypeCutoffMap = .false. |
88 |
+ |
logical, save :: haveDefaultCutoffs = .false. |
89 |
+ |
logical, save :: haveRlist = .false. |
90 |
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|
91 |
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logical, save :: FF_uses_DirectionalAtoms |
92 |
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logical, save :: FF_uses_Dipoles |
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logical, save :: FF_uses_GayBerne |
94 |
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logical, save :: FF_uses_EAM |
93 |
– |
logical, save :: FF_uses_RF |
95 |
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|
96 |
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logical, save :: SIM_uses_DirectionalAtoms |
97 |
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logical, save :: SIM_uses_EAM |
97 |
– |
logical, save :: SIM_uses_RF |
98 |
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logical, save :: SIM_requires_postpair_calc |
99 |
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logical, save :: SIM_requires_prepair_calc |
100 |
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logical, save :: SIM_uses_PBC |
101 |
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|
102 |
< |
integer, save :: corrMethod |
102 |
> |
integer, save :: electrostaticSummationMethod |
103 |
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|
104 |
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public :: init_FF |
105 |
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public :: setDefaultCutoffs |
123 |
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! Bit hash to determine pair-pair interactions. |
124 |
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integer, dimension(:,:), allocatable :: InteractionHash |
125 |
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real(kind=dp), dimension(:), allocatable :: atypeMaxCutoff |
126 |
< |
real(kind=dp), dimension(:), allocatable :: groupMaxCutoff |
127 |
< |
integer, dimension(:), allocatable :: groupToGtype |
128 |
< |
real(kind=dp), dimension(:), allocatable :: gtypeMaxCutoff |
126 |
> |
real(kind=dp), dimension(:), allocatable, target :: groupMaxCutoffRow |
127 |
> |
real(kind=dp), dimension(:), pointer :: groupMaxCutoffCol |
128 |
> |
|
129 |
> |
integer, dimension(:), allocatable, target :: groupToGtypeRow |
130 |
> |
integer, dimension(:), pointer :: groupToGtypeCol => null() |
131 |
> |
|
132 |
> |
real(kind=dp), dimension(:), allocatable,target :: gtypeMaxCutoffRow |
133 |
> |
real(kind=dp), dimension(:), pointer :: gtypeMaxCutoffCol |
134 |
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type ::gtypeCutoffs |
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real(kind=dp) :: rcut |
136 |
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real(kind=dp) :: rcutsq |
140 |
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|
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integer, save :: cutoffPolicy = TRADITIONAL_CUTOFF_POLICY |
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real(kind=dp),save :: defaultRcut, defaultRsw, defaultRlist |
143 |
+ |
real(kind=dp),save :: listSkin |
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|
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contains |
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184 |
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|
185 |
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if (.not. allocated(InteractionHash)) then |
186 |
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allocate(InteractionHash(nAtypes,nAtypes)) |
187 |
+ |
else |
188 |
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deallocate(InteractionHash) |
189 |
+ |
allocate(InteractionHash(nAtypes,nAtypes)) |
190 |
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endif |
191 |
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|
192 |
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if (.not. allocated(atypeMaxCutoff)) then |
193 |
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allocate(atypeMaxCutoff(nAtypes)) |
194 |
+ |
else |
195 |
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deallocate(atypeMaxCutoff) |
196 |
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allocate(atypeMaxCutoff(nAtypes)) |
197 |
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endif |
198 |
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|
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do i = 1, nAtypes |
267 |
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logical :: i_is_GB |
268 |
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logical :: i_is_EAM |
269 |
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logical :: i_is_Shape |
270 |
+ |
logical :: GtypeFound |
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|
272 |
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integer :: myStatus, nAtypes, i, j, istart, iend, jstart, jend |
273 |
< |
integer :: n_in_i |
274 |
< |
real(kind=dp):: thisSigma, bigSigma, thisRcut |
273 |
> |
integer :: n_in_i, me_i, ia, g, atom1, ja, n_in_j,me_j |
274 |
> |
integer :: nGroupsInRow |
275 |
> |
integer :: nGroupsInCol |
276 |
> |
integer :: nGroupTypesRow,nGroupTypesCol |
277 |
> |
real(kind=dp):: thisSigma, bigSigma, thisRcut, tradRcut, tol, skin |
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real(kind=dp) :: biggestAtypeCutoff |
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|
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stat = 0 |
286 |
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return |
287 |
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endif |
288 |
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endif |
289 |
< |
|
289 |
> |
#ifdef IS_MPI |
290 |
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nGroupsInRow = getNgroupsInRow(plan_group_row) |
291 |
> |
nGroupsInCol = getNgroupsInCol(plan_group_col) |
292 |
> |
#endif |
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nAtypes = getSize(atypes) |
294 |
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|
294 |
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! Set all of the initial cutoffs to zero. |
295 |
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atypeMaxCutoff = 0.0_dp |
296 |
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do i = 1, nAtypes |
297 |
< |
if (SimHasAtype(i)) then |
297 |
> |
if (SimHasAtype(i)) then |
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call getElementProperty(atypes, i, "is_LennardJones", i_is_LJ) |
299 |
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call getElementProperty(atypes, i, "is_Electrostatic", i_is_Elect) |
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call getElementProperty(atypes, i, "is_Sticky", i_is_Sticky) |
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call getElementProperty(atypes, i, "is_EAM", i_is_EAM) |
304 |
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call getElementProperty(atypes, i, "is_Shape", i_is_Shape) |
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|
306 |
< |
if (i_is_LJ) then |
307 |
< |
thisRcut = getSigma(i) * 2.5_dp |
308 |
< |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
309 |
< |
endif |
310 |
< |
if (i_is_Elect) then |
311 |
< |
thisRcut = defaultRcut |
312 |
< |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
313 |
< |
endif |
314 |
< |
if (i_is_Sticky) then |
315 |
< |
thisRcut = getStickyCut(i) |
316 |
< |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
317 |
< |
endif |
318 |
< |
if (i_is_StickyP) then |
319 |
< |
thisRcut = getStickyPowerCut(i) |
320 |
< |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
321 |
< |
endif |
322 |
< |
if (i_is_GB) then |
323 |
< |
thisRcut = getGayBerneCut(i) |
324 |
< |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
306 |
> |
|
307 |
> |
if (haveDefaultCutoffs) then |
308 |
> |
atypeMaxCutoff(i) = defaultRcut |
309 |
> |
else |
310 |
> |
if (i_is_LJ) then |
311 |
> |
thisRcut = getSigma(i) * 2.5_dp |
312 |
> |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
313 |
> |
endif |
314 |
> |
if (i_is_Elect) then |
315 |
> |
thisRcut = defaultRcut |
316 |
> |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
317 |
> |
endif |
318 |
> |
if (i_is_Sticky) then |
319 |
> |
thisRcut = getStickyCut(i) |
320 |
> |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
321 |
> |
endif |
322 |
> |
if (i_is_StickyP) then |
323 |
> |
thisRcut = getStickyPowerCut(i) |
324 |
> |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
325 |
> |
endif |
326 |
> |
if (i_is_GB) then |
327 |
> |
thisRcut = getGayBerneCut(i) |
328 |
> |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
329 |
> |
endif |
330 |
> |
if (i_is_EAM) then |
331 |
> |
thisRcut = getEAMCut(i) |
332 |
> |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
333 |
> |
endif |
334 |
> |
if (i_is_Shape) then |
335 |
> |
thisRcut = getShapeCut(i) |
336 |
> |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
337 |
> |
endif |
338 |
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endif |
306 |
– |
if (i_is_EAM) then |
307 |
– |
thisRcut = getEAMCut(i) |
308 |
– |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
309 |
– |
endif |
310 |
– |
if (i_is_Shape) then |
311 |
– |
thisRcut = getShapeCut(i) |
312 |
– |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
313 |
– |
endif |
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|
340 |
+ |
|
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if (atypeMaxCutoff(i).gt.biggestAtypeCutoff) then |
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biggestAtypeCutoff = atypeMaxCutoff(i) |
343 |
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endif |
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+ |
|
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endif |
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enddo |
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|
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|
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istart = 1 |
351 |
+ |
jstart = 1 |
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#ifdef IS_MPI |
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iend = nGroupsInRow |
354 |
+ |
jend = nGroupsInCol |
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#else |
356 |
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iend = nGroups |
357 |
+ |
jend = nGroups |
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#endif |
359 |
< |
outer: do i = istart, iend |
360 |
< |
|
361 |
< |
n_in_i = groupStartRow(i+1) - groupStartRow(i) |
362 |
< |
|
363 |
< |
#ifdef IS_MPI |
364 |
< |
jstart = 1 |
365 |
< |
jend = nGroupsInCol |
366 |
< |
#else |
367 |
< |
jstart = i+1 |
368 |
< |
jend = nGroups |
359 |
> |
|
360 |
> |
!! allocate the groupToGtype and gtypeMaxCutoff here. |
361 |
> |
if(.not.allocated(groupToGtypeRow)) then |
362 |
> |
! allocate(groupToGtype(iend)) |
363 |
> |
allocate(groupToGtypeRow(iend)) |
364 |
> |
else |
365 |
> |
deallocate(groupToGtypeRow) |
366 |
> |
allocate(groupToGtypeRow(iend)) |
367 |
> |
endif |
368 |
> |
if(.not.allocated(groupMaxCutoffRow)) then |
369 |
> |
allocate(groupMaxCutoffRow(iend)) |
370 |
> |
else |
371 |
> |
deallocate(groupMaxCutoffRow) |
372 |
> |
allocate(groupMaxCutoffRow(iend)) |
373 |
> |
end if |
374 |
> |
|
375 |
> |
if(.not.allocated(gtypeMaxCutoffRow)) then |
376 |
> |
allocate(gtypeMaxCutoffRow(iend)) |
377 |
> |
else |
378 |
> |
deallocate(gtypeMaxCutoffRow) |
379 |
> |
allocate(gtypeMaxCutoffRow(iend)) |
380 |
> |
endif |
381 |
> |
|
382 |
> |
|
383 |
> |
#ifdef IS_MPI |
384 |
> |
! We only allocate new storage if we are in MPI because Ncol /= Nrow |
385 |
> |
if(.not.associated(groupToGtypeCol)) then |
386 |
> |
allocate(groupToGtypeCol(jend)) |
387 |
> |
else |
388 |
> |
deallocate(groupToGtypeCol) |
389 |
> |
allocate(groupToGtypeCol(jend)) |
390 |
> |
end if |
391 |
> |
|
392 |
> |
if(.not.associated(groupToGtypeCol)) then |
393 |
> |
allocate(groupToGtypeCol(jend)) |
394 |
> |
else |
395 |
> |
deallocate(groupToGtypeCol) |
396 |
> |
allocate(groupToGtypeCol(jend)) |
397 |
> |
end if |
398 |
> |
if(.not.associated(gtypeMaxCutoffCol)) then |
399 |
> |
allocate(gtypeMaxCutoffCol(jend)) |
400 |
> |
else |
401 |
> |
deallocate(gtypeMaxCutoffCol) |
402 |
> |
allocate(gtypeMaxCutoffCol(jend)) |
403 |
> |
end if |
404 |
> |
|
405 |
> |
groupMaxCutoffCol = 0.0_dp |
406 |
> |
gtypeMaxCutoffCol = 0.0_dp |
407 |
> |
|
408 |
|
#endif |
409 |
< |
|
410 |
< |
|
411 |
< |
|
412 |
< |
|
413 |
< |
|
414 |
< |
|
415 |
< |
enddo outer |
409 |
> |
groupMaxCutoffRow = 0.0_dp |
410 |
> |
gtypeMaxCutoffRow = 0.0_dp |
411 |
> |
|
412 |
> |
|
413 |
> |
!! first we do a single loop over the cutoff groups to find the |
414 |
> |
!! largest cutoff for any atypes present in this group. We also |
415 |
> |
!! create gtypes at this point. |
416 |
> |
|
417 |
> |
tol = 1.0d-6 |
418 |
> |
nGroupTypesRow = 0 |
419 |
> |
|
420 |
> |
do i = istart, iend |
421 |
> |
n_in_i = groupStartRow(i+1) - groupStartRow(i) |
422 |
> |
groupMaxCutoffRow(i) = 0.0_dp |
423 |
> |
do ia = groupStartRow(i), groupStartRow(i+1)-1 |
424 |
> |
atom1 = groupListRow(ia) |
425 |
> |
#ifdef IS_MPI |
426 |
> |
me_i = atid_row(atom1) |
427 |
> |
#else |
428 |
> |
me_i = atid(atom1) |
429 |
> |
#endif |
430 |
> |
if (atypeMaxCutoff(me_i).gt.groupMaxCutoffRow(i)) then |
431 |
> |
groupMaxCutoffRow(i)=atypeMaxCutoff(me_i) |
432 |
> |
endif |
433 |
> |
enddo |
434 |
> |
|
435 |
> |
if (nGroupTypesRow.eq.0) then |
436 |
> |
nGroupTypesRow = nGroupTypesRow + 1 |
437 |
> |
gtypeMaxCutoffRow(nGroupTypesRow) = groupMaxCutoffRow(i) |
438 |
> |
groupToGtypeRow(i) = nGroupTypesRow |
439 |
> |
else |
440 |
> |
GtypeFound = .false. |
441 |
> |
do g = 1, nGroupTypesRow |
442 |
> |
if ( abs(groupMaxCutoffRow(i) - gtypeMaxCutoffRow(g)).lt.tol) then |
443 |
> |
groupToGtypeRow(i) = g |
444 |
> |
GtypeFound = .true. |
445 |
> |
endif |
446 |
> |
enddo |
447 |
> |
if (.not.GtypeFound) then |
448 |
> |
nGroupTypesRow = nGroupTypesRow + 1 |
449 |
> |
gtypeMaxCutoffRow(nGroupTypesRow) = groupMaxCutoffRow(i) |
450 |
> |
groupToGtypeRow(i) = nGroupTypesRow |
451 |
> |
endif |
452 |
> |
endif |
453 |
> |
enddo |
454 |
> |
|
455 |
> |
#ifdef IS_MPI |
456 |
> |
do j = jstart, jend |
457 |
> |
n_in_j = groupStartCol(j+1) - groupStartCol(j) |
458 |
> |
groupMaxCutoffCol(j) = 0.0_dp |
459 |
> |
do ja = groupStartCol(j), groupStartCol(j+1)-1 |
460 |
> |
atom1 = groupListCol(ja) |
461 |
> |
|
462 |
> |
me_j = atid_col(atom1) |
463 |
> |
|
464 |
> |
if (atypeMaxCutoff(me_j).gt.groupMaxCutoffCol(j)) then |
465 |
> |
groupMaxCutoffCol(j)=atypeMaxCutoff(me_j) |
466 |
> |
endif |
467 |
> |
enddo |
468 |
> |
|
469 |
> |
if (nGroupTypesCol.eq.0) then |
470 |
> |
nGroupTypesCol = nGroupTypesCol + 1 |
471 |
> |
gtypeMaxCutoffCol(nGroupTypesCol) = groupMaxCutoffCol(j) |
472 |
> |
groupToGtypeCol(j) = nGroupTypesCol |
473 |
> |
else |
474 |
> |
GtypeFound = .false. |
475 |
> |
do g = 1, nGroupTypesCol |
476 |
> |
if ( abs(groupMaxCutoffCol(j) - gtypeMaxCutoffCol(g)).lt.tol) then |
477 |
> |
groupToGtypeCol(j) = g |
478 |
> |
GtypeFound = .true. |
479 |
> |
endif |
480 |
> |
enddo |
481 |
> |
if (.not.GtypeFound) then |
482 |
> |
nGroupTypesCol = nGroupTypesCol + 1 |
483 |
> |
gtypeMaxCutoffCol(nGroupTypesCol) = groupMaxCutoffCol(j) |
484 |
> |
groupToGtypeCol(j) = nGroupTypesCol |
485 |
> |
endif |
486 |
> |
endif |
487 |
> |
enddo |
488 |
> |
|
489 |
> |
#else |
490 |
> |
! Set pointers to information we just found |
491 |
> |
nGroupTypesCol = nGroupTypesRow |
492 |
> |
groupToGtypeCol => groupToGtypeRow |
493 |
> |
gtypeMaxCutoffCol => gtypeMaxCutoffRow |
494 |
> |
groupMaxCutoffCol => groupMaxCutoffRow |
495 |
> |
#endif |
496 |
> |
|
497 |
> |
|
498 |
> |
|
499 |
> |
|
500 |
> |
|
501 |
> |
!! allocate the gtypeCutoffMap here. |
502 |
> |
allocate(gtypeCutoffMap(nGroupTypesRow,nGroupTypesCol)) |
503 |
> |
!! then we do a double loop over all the group TYPES to find the cutoff |
504 |
> |
!! map between groups of two types |
505 |
> |
tradRcut = max(maxval(gtypeMaxCutoffRow),maxval(gtypeMaxCutoffCol)) |
506 |
> |
|
507 |
> |
do i = 1, nGroupTypesRow |
508 |
> |
do j = 1, nGroupTypesCol |
509 |
> |
|
510 |
> |
select case(cutoffPolicy) |
511 |
> |
case(TRADITIONAL_CUTOFF_POLICY) |
512 |
> |
thisRcut = tradRcut |
513 |
> |
case(MIX_CUTOFF_POLICY) |
514 |
> |
thisRcut = 0.5_dp * (gtypeMaxCutoffRow(i) + gtypeMaxCutoffCol(j)) |
515 |
> |
case(MAX_CUTOFF_POLICY) |
516 |
> |
thisRcut = max(gtypeMaxCutoffRow(i), gtypeMaxCutoffCol(j)) |
517 |
> |
case default |
518 |
> |
call handleError("createGtypeCutoffMap", "Unknown Cutoff Policy") |
519 |
> |
return |
520 |
> |
end select |
521 |
> |
gtypeCutoffMap(i,j)%rcut = thisRcut |
522 |
> |
gtypeCutoffMap(i,j)%rcutsq = thisRcut*thisRcut |
523 |
> |
skin = defaultRlist - defaultRcut |
524 |
> |
listSkin = skin ! set neighbor list skin thickness |
525 |
> |
gtypeCutoffMap(i,j)%rlistsq = (thisRcut + skin)**2 |
526 |
> |
|
527 |
> |
! sanity check |
528 |
> |
|
529 |
> |
if (haveDefaultCutoffs) then |
530 |
> |
if (abs(gtypeCutoffMap(i,j)%rcut - defaultRcut).gt.0.0001) then |
531 |
> |
call handleError("createGtypeCutoffMap", "user-specified rCut does not match computed group Cutoff") |
532 |
> |
endif |
533 |
> |
endif |
534 |
> |
enddo |
535 |
> |
enddo |
536 |
> |
if(allocated(gtypeMaxCutoffRow)) deallocate(gtypeMaxCutoffRow) |
537 |
> |
if(allocated(groupMaxCutoffRow)) deallocate(groupMaxCutoffRow) |
538 |
> |
if(allocated(atypeMaxCutoff)) deallocate(atypeMaxCutoff) |
539 |
> |
#ifdef IS_MPI |
540 |
> |
if(associated(groupMaxCutoffCol)) deallocate(groupMaxCutoffCol) |
541 |
> |
if(associated(gtypeMaxCutoffCol)) deallocate(gtypeMaxCutoffCol) |
542 |
> |
#endif |
543 |
> |
groupMaxCutoffCol => null() |
544 |
> |
gtypeMaxCutoffCol => null() |
545 |
|
|
546 |
< |
haveGtypeCutoffMap = .true. |
546 |
> |
haveGtypeCutoffMap = .true. |
547 |
|
end subroutine createGtypeCutoffMap |
548 |
|
|
549 |
|
subroutine setDefaultCutoffs(defRcut, defRsw, defRlist, cutPolicy) |
554 |
|
defaultRsw = defRsw |
555 |
|
defaultRlist = defRlist |
556 |
|
cutoffPolicy = cutPolicy |
557 |
+ |
|
558 |
+ |
haveDefaultCutoffs = .true. |
559 |
|
end subroutine setDefaultCutoffs |
560 |
|
|
561 |
|
subroutine setCutoffPolicy(cutPolicy) |
563 |
|
integer, intent(in) :: cutPolicy |
564 |
|
cutoffPolicy = cutPolicy |
565 |
|
call createGtypeCutoffMap() |
364 |
– |
|
566 |
|
end subroutine setCutoffPolicy |
567 |
|
|
568 |
|
|
569 |
|
subroutine setSimVariables() |
570 |
|
SIM_uses_DirectionalAtoms = SimUsesDirectionalAtoms() |
571 |
|
SIM_uses_EAM = SimUsesEAM() |
371 |
– |
SIM_uses_RF = SimUsesRF() |
572 |
|
SIM_requires_postpair_calc = SimRequiresPostpairCalc() |
573 |
|
SIM_requires_prepair_calc = SimRequiresPrepairCalc() |
574 |
|
SIM_uses_PBC = SimUsesPBC() |
609 |
|
call setSimVariables() |
610 |
|
endif |
611 |
|
|
612 |
< |
if (.not. haveRlist) then |
613 |
< |
write(default_error, *) 'rList has not been set in doForces!' |
614 |
< |
error = -1 |
615 |
< |
return |
616 |
< |
endif |
612 |
> |
! if (.not. haveRlist) then |
613 |
> |
! write(default_error, *) 'rList has not been set in doForces!' |
614 |
> |
! error = -1 |
615 |
> |
! return |
616 |
> |
! endif |
617 |
|
|
618 |
|
if (.not. haveNeighborList) then |
619 |
|
write(default_error, *) 'neighbor list has not been initialized in doForces!' |
638 |
|
end subroutine doReadyCheck |
639 |
|
|
640 |
|
|
641 |
< |
subroutine init_FF(use_RF_c, use_UW_c, use_DW_c, thisStat) |
641 |
> |
subroutine init_FF(thisESM, thisStat) |
642 |
|
|
643 |
< |
logical, intent(in) :: use_RF_c |
444 |
< |
logical, intent(in) :: use_UW_c |
445 |
< |
logical, intent(in) :: use_DW_c |
643 |
> |
integer, intent(in) :: thisESM |
644 |
|
integer, intent(out) :: thisStat |
645 |
|
integer :: my_status, nMatches |
448 |
– |
integer :: corrMethod |
646 |
|
integer, pointer :: MatchList(:) => null() |
647 |
|
real(kind=dp) :: rcut, rrf, rt, dielect |
648 |
|
|
649 |
|
!! assume things are copacetic, unless they aren't |
650 |
|
thisStat = 0 |
651 |
|
|
652 |
< |
!! Fortran's version of a cast: |
456 |
< |
FF_uses_RF = use_RF_c |
652 |
> |
electrostaticSummationMethod = thisESM |
653 |
|
|
458 |
– |
!! set the electrostatic correction method |
459 |
– |
if (use_UW_c .eq. .true.) then |
460 |
– |
corrMethod = 1 |
461 |
– |
elseif (use_DW_c .eq. .true.) then |
462 |
– |
corrMethod = 2 |
463 |
– |
else |
464 |
– |
corrMethod = 0 |
465 |
– |
endif |
466 |
– |
|
654 |
|
!! init_FF is called *after* all of the atom types have been |
655 |
|
!! defined in atype_module using the new_atype subroutine. |
656 |
|
!! |
680 |
|
|
681 |
|
haveSaneForceField = .true. |
682 |
|
|
496 |
– |
!! check to make sure the FF_uses_RF setting makes sense |
497 |
– |
|
498 |
– |
if (FF_uses_Dipoles) then |
499 |
– |
if (FF_uses_RF) then |
500 |
– |
dielect = getDielect() |
501 |
– |
call initialize_rf(dielect) |
502 |
– |
endif |
503 |
– |
else |
504 |
– |
if (FF_uses_RF) then |
505 |
– |
write(default_error,*) 'Using Reaction Field with no dipoles? Huh?' |
506 |
– |
thisStat = -1 |
507 |
– |
haveSaneForceField = .false. |
508 |
– |
return |
509 |
– |
endif |
510 |
– |
endif |
511 |
– |
|
683 |
|
if (FF_uses_EAM) then |
684 |
|
call init_EAM_FF(my_status) |
685 |
|
if (my_status /= 0) then |
690 |
|
end if |
691 |
|
endif |
692 |
|
|
522 |
– |
if (FF_uses_GayBerne) then |
523 |
– |
call check_gb_pair_FF(my_status) |
524 |
– |
if (my_status .ne. 0) then |
525 |
– |
thisStat = -1 |
526 |
– |
haveSaneForceField = .false. |
527 |
– |
return |
528 |
– |
endif |
529 |
– |
endif |
530 |
– |
|
693 |
|
if (.not. haveNeighborList) then |
694 |
|
!! Create neighbor lists |
695 |
|
call expandNeighborList(nLocal, my_status) |
723 |
|
|
724 |
|
!! Stress Tensor |
725 |
|
real( kind = dp), dimension(9) :: tau |
726 |
< |
real ( kind = dp ) :: pot |
726 |
> |
real ( kind = dp ),dimension(LR_POT_TYPES) :: pot |
727 |
|
logical ( kind = 2) :: do_pot_c, do_stress_c |
728 |
|
logical :: do_pot |
729 |
|
logical :: do_stress |
730 |
|
logical :: in_switching_region |
731 |
|
#ifdef IS_MPI |
732 |
< |
real( kind = DP ) :: pot_local |
732 |
> |
real( kind = DP ), dimension(LR_POT_TYPES) :: pot_local |
733 |
|
integer :: nAtomsInRow |
734 |
|
integer :: nAtomsInCol |
735 |
|
integer :: nprocs |
754 |
|
integer :: propPack_i, propPack_j |
755 |
|
integer :: loopStart, loopEnd, loop |
756 |
|
integer :: iHash |
757 |
< |
real(kind=dp) :: listSkin = 1.0 |
757 |
> |
|
758 |
|
|
759 |
|
!! initialize local variables |
760 |
|
|
879 |
|
me_j = atid(j) |
880 |
|
call get_interatomic_vector(q_group(:,i), & |
881 |
|
q_group(:,j), d_grp, rgrpsq) |
882 |
< |
#endif |
882 |
> |
#endif |
883 |
|
|
884 |
< |
if (rgrpsq < InteractionHash(me_i,me_j)%rListsq) then |
884 |
> |
if (rgrpsq < gtypeCutoffMap(groupToGtypeRow(i),groupToGtypeCol(j))%rListsq) then |
885 |
|
if (update_nlist) then |
886 |
|
nlist = nlist + 1 |
887 |
|
|
1002 |
|
endif |
1003 |
|
end if |
1004 |
|
enddo |
1005 |
+ |
|
1006 |
|
enddo outer |
1007 |
|
|
1008 |
|
if (update_nlist) then |
1062 |
|
|
1063 |
|
if (do_pot) then |
1064 |
|
! scatter/gather pot_row into the members of my column |
1065 |
< |
call scatter(pot_Row, pot_Temp, plan_atom_row) |
1066 |
< |
|
1065 |
> |
do i = 1,LR_POT_TYPES |
1066 |
> |
call scatter(pot_Row(i,:), pot_Temp(i,:), plan_atom_row) |
1067 |
> |
end do |
1068 |
|
! scatter/gather pot_local into all other procs |
1069 |
|
! add resultant to get total pot |
1070 |
|
do i = 1, nlocal |
1071 |
< |
pot_local = pot_local + pot_Temp(i) |
1071 |
> |
pot_local(1:LR_POT_TYPES) = pot_local(1:LR_POT_TYPES) & |
1072 |
> |
+ pot_Temp(1:LR_POT_TYPES,i) |
1073 |
|
enddo |
1074 |
|
|
1075 |
|
pot_Temp = 0.0_DP |
1076 |
< |
|
1077 |
< |
call scatter(pot_Col, pot_Temp, plan_atom_col) |
1076 |
> |
do i = 1,LR_POT_TYPES |
1077 |
> |
call scatter(pot_Col(i,:), pot_Temp(i,:), plan_atom_col) |
1078 |
> |
end do |
1079 |
|
do i = 1, nlocal |
1080 |
< |
pot_local = pot_local + pot_Temp(i) |
1080 |
> |
pot_local(1:LR_POT_TYPES) = pot_local(1:LR_POT_TYPES)& |
1081 |
> |
+ pot_Temp(1:LR_POT_TYPES,i) |
1082 |
|
enddo |
1083 |
|
|
1084 |
|
endif |
1085 |
|
#endif |
1086 |
|
|
1087 |
< |
if (FF_RequiresPostpairCalc() .and. SIM_requires_postpair_calc) then |
1088 |
< |
|
922 |
< |
if (FF_uses_RF .and. SIM_uses_RF) then |
923 |
< |
|
1087 |
> |
if (SIM_requires_postpair_calc) then |
1088 |
> |
|
1089 |
|
#ifdef IS_MPI |
1090 |
< |
call scatter(rf_Row,rf,plan_atom_row_3d) |
1091 |
< |
call scatter(rf_Col,rf_Temp,plan_atom_col_3d) |
1092 |
< |
do i = 1,nlocal |
1093 |
< |
rf(1:3,i) = rf(1:3,i) + rf_Temp(1:3,i) |
1094 |
< |
end do |
1090 |
> |
call scatter(rf_Row,rf,plan_atom_row_3d) |
1091 |
> |
call scatter(rf_Col,rf_Temp,plan_atom_col_3d) |
1092 |
> |
do i = 1,nlocal |
1093 |
> |
rf(1:3,i) = rf(1:3,i) + rf_Temp(1:3,i) |
1094 |
> |
end do |
1095 |
|
#endif |
1096 |
|
|
1097 |
< |
do i = 1, nLocal |
1098 |
< |
|
1099 |
< |
rfpot = 0.0_DP |
1097 |
> |
do i = 1, nLocal |
1098 |
> |
|
1099 |
> |
rfpot = 0.0_DP |
1100 |
|
#ifdef IS_MPI |
1101 |
< |
me_i = atid_row(i) |
1101 |
> |
me_i = atid_row(i) |
1102 |
|
#else |
1103 |
< |
me_i = atid(i) |
1103 |
> |
me_i = atid(i) |
1104 |
|
#endif |
1105 |
< |
iHash = InteractionHash(me_i,me_j) |
1105 |
> |
iHash = InteractionHash(me_i,me_j) |
1106 |
> |
|
1107 |
> |
if ( iand(iHash, ELECTROSTATIC_PAIR).ne.0 ) then |
1108 |
|
|
1109 |
< |
if ( iand(iHash, ELECTROSTATIC_PAIR).ne.0 ) then |
1110 |
< |
|
1111 |
< |
mu_i = getDipoleMoment(me_i) |
1112 |
< |
|
1113 |
< |
!! The reaction field needs to include a self contribution |
1114 |
< |
!! to the field: |
1115 |
< |
call accumulate_self_rf(i, mu_i, eFrame) |
1116 |
< |
!! Get the reaction field contribution to the |
950 |
< |
!! potential and torques: |
951 |
< |
call reaction_field_final(i, mu_i, eFrame, rfpot, t, do_pot) |
1109 |
> |
mu_i = getDipoleMoment(me_i) |
1110 |
> |
|
1111 |
> |
!! The reaction field needs to include a self contribution |
1112 |
> |
!! to the field: |
1113 |
> |
call accumulate_self_rf(i, mu_i, eFrame) |
1114 |
> |
!! Get the reaction field contribution to the |
1115 |
> |
!! potential and torques: |
1116 |
> |
call reaction_field_final(i, mu_i, eFrame, rfpot, t, do_pot) |
1117 |
|
#ifdef IS_MPI |
1118 |
< |
pot_local = pot_local + rfpot |
1118 |
> |
pot_local(ELECTROSTATIC_POT) = pot_local(ELECTROSTATIC_POT) + rfpot |
1119 |
|
#else |
1120 |
< |
pot = pot + rfpot |
1121 |
< |
|
1122 |
< |
#endif |
1123 |
< |
endif |
1124 |
< |
enddo |
960 |
< |
endif |
1120 |
> |
pot(ELECTROSTATIC_POT) = pot(ELECTROSTATIC_POT) + rfpot |
1121 |
> |
|
1122 |
> |
#endif |
1123 |
> |
endif |
1124 |
> |
enddo |
1125 |
|
endif |
1126 |
< |
|
963 |
< |
|
1126 |
> |
|
1127 |
|
#ifdef IS_MPI |
1128 |
|
|
1129 |
|
if (do_pot) then |
1130 |
< |
pot = pot + pot_local |
1130 |
> |
pot(1:LR_POT_TYPES) = pot(1:LR_POT_TYPES) & |
1131 |
> |
+ pot_local(1:LR_POT_TYPES) |
1132 |
|
!! we assume the c code will do the allreduce to get the total potential |
1133 |
|
!! we could do it right here if we needed to... |
1134 |
|
endif |
1154 |
|
subroutine do_pair(i, j, rijsq, d, sw, do_pot, & |
1155 |
|
eFrame, A, f, t, pot, vpair, fpair) |
1156 |
|
|
1157 |
< |
real( kind = dp ) :: pot, vpair, sw |
1157 |
> |
real( kind = dp ) :: vpair, sw |
1158 |
> |
real( kind = dp ), dimension(LR_POT_TYPES) :: pot |
1159 |
|
real( kind = dp ), dimension(3) :: fpair |
1160 |
|
real( kind = dp ), dimension(nLocal) :: mfact |
1161 |
|
real( kind = dp ), dimension(9,nLocal) :: eFrame |
1168 |
|
real ( kind = dp ), intent(inout) :: rijsq |
1169 |
|
real ( kind = dp ) :: r |
1170 |
|
real ( kind = dp ), intent(inout) :: d(3) |
1006 |
– |
real ( kind = dp ) :: ebalance |
1171 |
|
integer :: me_i, me_j |
1172 |
|
|
1173 |
|
integer :: iHash |
1187 |
|
iHash = InteractionHash(me_i, me_j) |
1188 |
|
|
1189 |
|
if ( iand(iHash, LJ_PAIR).ne.0 ) then |
1190 |
< |
call do_lj_pair(i, j, d, r, rijsq, sw, vpair, fpair, pot, f, do_pot) |
1190 |
> |
call do_lj_pair(i, j, d, r, rijsq, sw, vpair, fpair, & |
1191 |
> |
pot(VDW_POT), f, do_pot) |
1192 |
|
endif |
1193 |
|
|
1194 |
|
if ( iand(iHash, ELECTROSTATIC_PAIR).ne.0 ) then |
1195 |
|
call doElectrostaticPair(i, j, d, r, rijsq, sw, vpair, fpair, & |
1196 |
< |
pot, eFrame, f, t, do_pot, corrMethod) |
1196 |
> |
pot(ELECTROSTATIC_POT), eFrame, f, t, do_pot) |
1197 |
|
|
1198 |
< |
if (FF_uses_RF .and. SIM_uses_RF) then |
1198 |
> |
if (electrostaticSummationMethod == REACTION_FIELD) then |
1199 |
|
|
1200 |
|
! CHECK ME (RF needs to know about all electrostatic types) |
1201 |
|
call accumulate_rf(i, j, r, eFrame, sw) |
1206 |
|
|
1207 |
|
if ( iand(iHash, STICKY_PAIR).ne.0 ) then |
1208 |
|
call do_sticky_pair(i, j, d, r, rijsq, sw, vpair, fpair, & |
1209 |
< |
pot, A, f, t, do_pot) |
1209 |
> |
pot(HB_POT), A, f, t, do_pot) |
1210 |
|
endif |
1211 |
|
|
1212 |
|
if ( iand(iHash, STICKYPOWER_PAIR).ne.0 ) then |
1213 |
|
call do_sticky_power_pair(i, j, d, r, rijsq, sw, vpair, fpair, & |
1214 |
< |
pot, A, f, t, do_pot) |
1214 |
> |
pot(HB_POT), A, f, t, do_pot) |
1215 |
|
endif |
1216 |
|
|
1217 |
|
if ( iand(iHash, GAYBERNE_PAIR).ne.0 ) then |
1218 |
|
call do_gb_pair(i, j, d, r, rijsq, sw, vpair, fpair, & |
1219 |
< |
pot, A, f, t, do_pot) |
1219 |
> |
pot(VDW_POT), A, f, t, do_pot) |
1220 |
|
endif |
1221 |
|
|
1222 |
|
if ( iand(iHash, GAYBERNE_LJ).ne.0 ) then |
1223 |
< |
! call do_gblj_pair(i, j, d, r, rijsq, sw, vpair, fpair, & |
1224 |
< |
! pot, A, f, t, do_pot) |
1223 |
> |
call do_gb_lj_pair(i, j, d, r, rijsq, sw, vpair, fpair, & |
1224 |
> |
pot(VDW_POT), A, f, t, do_pot) |
1225 |
|
endif |
1226 |
|
|
1227 |
|
if ( iand(iHash, EAM_PAIR).ne.0 ) then |
1228 |
< |
call do_eam_pair(i, j, d, r, rijsq, sw, vpair, fpair, pot, f, & |
1229 |
< |
do_pot) |
1228 |
> |
call do_eam_pair(i, j, d, r, rijsq, sw, vpair, fpair, & |
1229 |
> |
pot(METALLIC_POT), f, do_pot) |
1230 |
|
endif |
1231 |
|
|
1232 |
|
if ( iand(iHash, SHAPE_PAIR).ne.0 ) then |
1233 |
|
call do_shape_pair(i, j, d, r, rijsq, sw, vpair, fpair, & |
1234 |
< |
pot, A, f, t, do_pot) |
1234 |
> |
pot(VDW_POT), A, f, t, do_pot) |
1235 |
|
endif |
1236 |
|
|
1237 |
|
if ( iand(iHash, SHAPE_LJ).ne.0 ) then |
1238 |
|
call do_shape_pair(i, j, d, r, rijsq, sw, vpair, fpair, & |
1239 |
< |
pot, A, f, t, do_pot) |
1239 |
> |
pot(VDW_POT), A, f, t, do_pot) |
1240 |
|
endif |
1241 |
|
|
1242 |
|
end subroutine do_pair |
1244 |
|
subroutine do_prepair(i, j, rijsq, d, sw, rcijsq, dc, & |
1245 |
|
do_pot, do_stress, eFrame, A, f, t, pot) |
1246 |
|
|
1247 |
< |
real( kind = dp ) :: pot, sw |
1247 |
> |
real( kind = dp ) :: sw |
1248 |
> |
real( kind = dp ), dimension(LR_POT_TYPES) :: pot |
1249 |
|
real( kind = dp ), dimension(9,nLocal) :: eFrame |
1250 |
|
real (kind=dp), dimension(9,nLocal) :: A |
1251 |
|
real (kind=dp), dimension(3,nLocal) :: f |
1259 |
|
|
1260 |
|
integer :: me_i, me_j, iHash |
1261 |
|
|
1262 |
+ |
r = sqrt(rijsq) |
1263 |
+ |
|
1264 |
|
#ifdef IS_MPI |
1265 |
|
me_i = atid_row(i) |
1266 |
|
me_j = atid_col(j) |
1280 |
|
|
1281 |
|
subroutine do_preforce(nlocal,pot) |
1282 |
|
integer :: nlocal |
1283 |
< |
real( kind = dp ) :: pot |
1283 |
> |
real( kind = dp ),dimension(LR_POT_TYPES) :: pot |
1284 |
|
|
1285 |
|
if (FF_uses_EAM .and. SIM_uses_EAM) then |
1286 |
< |
call calc_EAM_preforce_Frho(nlocal,pot) |
1286 |
> |
call calc_EAM_preforce_Frho(nlocal,pot(METALLIC_POT)) |
1287 |
|
endif |
1288 |
|
|
1289 |
|
|
1476 |
|
doesit = FF_uses_EAM |
1477 |
|
end function FF_RequiresPrepairCalc |
1478 |
|
|
1311 |
– |
function FF_RequiresPostpairCalc() result(doesit) |
1312 |
– |
logical :: doesit |
1313 |
– |
doesit = FF_uses_RF |
1314 |
– |
end function FF_RequiresPostpairCalc |
1315 |
– |
|
1479 |
|
#ifdef PROFILE |
1480 |
|
function getforcetime() result(totalforcetime) |
1481 |
|
real(kind=dp) :: totalforcetime |