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!! @author Charles F. Vardeman II |
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!! @author Matthew Meineke |
48 |
< |
!! @version $Id: doForces.F90,v 1.27 2005-08-09 19:40:56 chuckv Exp $, $Date: 2005-08-09 19:40:56 $, $Name: not supported by cvs2svn $, $Revision: 1.27 $ |
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!! @version $Id: doForces.F90,v 1.42 2005-09-15 00:13:14 chrisfen Exp $, $Date: 2005-09-15 00:13:14 $, $Name: not supported by cvs2svn $, $Revision: 1.42 $ |
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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 |
61 |
> |
use reaction_field_module |
62 |
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use gb_pair |
63 |
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use shapes |
64 |
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use vector_class |
73 |
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|
74 |
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#define __FORTRAN90 |
75 |
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#include "UseTheForce/fSwitchingFunction.h" |
76 |
+ |
#include "UseTheForce/fCutoffPolicy.h" |
77 |
+ |
#include "UseTheForce/fCoulombicCorrection.h" |
78 |
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#include "UseTheForce/DarkSide/fInteractionMap.h" |
79 |
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|
80 |
+ |
|
81 |
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INTEGER, PARAMETER:: PREPAIR_LOOP = 1 |
82 |
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INTEGER, PARAMETER:: PAIR_LOOP = 2 |
83 |
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|
81 |
– |
logical, save :: haveRlist = .false. |
84 |
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logical, save :: haveNeighborList = .false. |
85 |
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logical, save :: haveSIMvariables = .false. |
86 |
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logical, save :: haveSaneForceField = .false. |
87 |
< |
logical, save :: haveInteractionMap = .false. |
87 |
> |
logical, save :: haveInteractionHash = .false. |
88 |
> |
logical, save :: haveGtypeCutoffMap = .false. |
89 |
> |
logical, save :: haveRlist = .false. |
90 |
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|
91 |
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logical, save :: FF_uses_DirectionalAtoms |
88 |
– |
logical, save :: FF_uses_LennardJones |
89 |
– |
logical, save :: FF_uses_Electrostatics |
90 |
– |
logical, save :: FF_uses_Charges |
92 |
|
logical, save :: FF_uses_Dipoles |
92 |
– |
logical, save :: FF_uses_Quadrupoles |
93 |
– |
logical, save :: FF_uses_Sticky |
94 |
– |
logical, save :: FF_uses_StickyPower |
93 |
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logical, save :: FF_uses_GayBerne |
94 |
|
logical, save :: FF_uses_EAM |
97 |
– |
logical, save :: FF_uses_Shapes |
98 |
– |
logical, save :: FF_uses_FLARB |
95 |
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logical, save :: FF_uses_RF |
96 |
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|
97 |
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logical, save :: SIM_uses_DirectionalAtoms |
102 |
– |
logical, save :: SIM_uses_LennardJones |
103 |
– |
logical, save :: SIM_uses_Electrostatics |
104 |
– |
logical, save :: SIM_uses_Charges |
105 |
– |
logical, save :: SIM_uses_Dipoles |
106 |
– |
logical, save :: SIM_uses_Quadrupoles |
107 |
– |
logical, save :: SIM_uses_Sticky |
108 |
– |
logical, save :: SIM_uses_StickyPower |
109 |
– |
logical, save :: SIM_uses_GayBerne |
98 |
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logical, save :: SIM_uses_EAM |
111 |
– |
logical, save :: SIM_uses_Shapes |
112 |
– |
logical, save :: SIM_uses_FLARB |
99 |
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logical, save :: SIM_uses_RF |
100 |
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logical, save :: SIM_requires_postpair_calc |
101 |
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logical, save :: SIM_requires_prepair_calc |
102 |
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logical, save :: SIM_uses_PBC |
117 |
– |
logical, save :: SIM_uses_molecular_cutoffs |
103 |
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|
104 |
+ |
integer, save :: corrMethod |
105 |
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|
106 |
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public :: init_FF |
107 |
+ |
public :: setDefaultCutoffs |
108 |
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public :: do_force_loop |
109 |
< |
! public :: setRlistDF |
110 |
< |
!public :: addInteraction |
111 |
< |
!public :: setInteractionHash |
112 |
< |
!public :: getInteractionHash |
113 |
< |
public :: createInteractionMap |
114 |
< |
public :: createGroupCutoffs |
109 |
> |
public :: createInteractionHash |
110 |
> |
public :: createGtypeCutoffMap |
111 |
> |
public :: getStickyCut |
112 |
> |
public :: getStickyPowerCut |
113 |
> |
public :: getGayBerneCut |
114 |
> |
public :: getEAMCut |
115 |
> |
public :: getShapeCut |
116 |
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|
117 |
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#ifdef PROFILE |
118 |
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public :: getforcetime |
121 |
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integer :: nLoops |
122 |
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#endif |
123 |
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|
124 |
< |
!! Variables for cutoff mapping and interaction mapping |
125 |
< |
! Bit hash to determine pair-pair interactions. |
126 |
< |
integer, dimension(:,:),allocatable :: InteractionHash |
127 |
< |
!! Cuttoffs in OOPSE are handled on a Group-Group pair basis. |
140 |
< |
! Largest cutoff for atypes for all potentials |
141 |
< |
real(kind=dp), dimension(:), allocatable :: atypeMaxCuttoff |
142 |
< |
! Largest cutoff for groups |
124 |
> |
!! Variables for cutoff mapping and interaction mapping |
125 |
> |
! Bit hash to determine pair-pair interactions. |
126 |
> |
integer, dimension(:,:), allocatable :: InteractionHash |
127 |
> |
real(kind=dp), dimension(:), allocatable :: atypeMaxCutoff |
128 |
|
real(kind=dp), dimension(:), allocatable :: groupMaxCutoff |
129 |
< |
! Group to Gtype transformation Map |
145 |
< |
integer,dimension(:), allocatable :: groupToGtype |
146 |
< |
! Group Type Max Cutoff |
129 |
> |
integer, dimension(:), allocatable :: groupToGtype |
130 |
|
real(kind=dp), dimension(:), allocatable :: gtypeMaxCutoff |
131 |
< |
! GroupType definition |
132 |
< |
type ::gtype |
133 |
< |
real(kind=dp) :: rcut ! Group Cutoff |
134 |
< |
real(kind=dp) :: rcutsq ! Group Cutoff Squared |
135 |
< |
real(kind=dp) :: rlistsq ! List cutoff Squared |
136 |
< |
end type gtype |
131 |
> |
type ::gtypeCutoffs |
132 |
> |
real(kind=dp) :: rcut |
133 |
> |
real(kind=dp) :: rcutsq |
134 |
> |
real(kind=dp) :: rlistsq |
135 |
> |
end type gtypeCutoffs |
136 |
> |
type(gtypeCutoffs), dimension(:,:), allocatable :: gtypeCutoffMap |
137 |
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|
138 |
< |
type(gtype), dimension(:,:), allocatable :: gtypeCutoffMap |
138 |
> |
integer, save :: cutoffPolicy = TRADITIONAL_CUTOFF_POLICY |
139 |
> |
integer, save :: coulombicCorrection = NONE |
140 |
> |
real(kind=dp),save :: defaultRcut, defaultRsw, defaultRlist |
141 |
> |
real(kind=dp),save :: rcuti |
142 |
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|
143 |
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contains |
144 |
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|
145 |
< |
|
160 |
< |
subroutine createInteractionMap(status) |
145 |
> |
subroutine createInteractionHash(status) |
146 |
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integer :: nAtypes |
147 |
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integer, intent(out) :: status |
148 |
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integer :: i |
149 |
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integer :: j |
150 |
< |
integer :: ihash |
166 |
< |
real(kind=dp) :: myRcut |
150 |
> |
integer :: iHash |
151 |
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!! Test Types |
152 |
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logical :: i_is_LJ |
153 |
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logical :: i_is_Elect |
163 |
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logical :: j_is_GB |
164 |
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logical :: j_is_EAM |
165 |
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logical :: j_is_Shape |
166 |
< |
|
166 |
> |
real(kind=dp) :: myRcut |
167 |
> |
|
168 |
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status = 0 |
169 |
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|
170 |
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if (.not. associated(atypes)) then |
171 |
< |
call handleError("atype", "atypes was not present before call of createDefaultInteractionHash!") |
171 |
> |
call handleError("atype", "atypes was not present before call of createInteractionHash!") |
172 |
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status = -1 |
173 |
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return |
174 |
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endif |
183 |
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if (.not. allocated(InteractionHash)) then |
184 |
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allocate(InteractionHash(nAtypes,nAtypes)) |
185 |
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endif |
186 |
+ |
|
187 |
+ |
if (.not. allocated(atypeMaxCutoff)) then |
188 |
+ |
allocate(atypeMaxCutoff(nAtypes)) |
189 |
+ |
endif |
190 |
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|
191 |
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do i = 1, nAtypes |
192 |
|
call getElementProperty(atypes, i, "is_LennardJones", i_is_LJ) |
246 |
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|
247 |
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end do |
248 |
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|
249 |
< |
haveInteractionMap = .true. |
250 |
< |
end subroutine createInteractionMap |
249 |
> |
haveInteractionHash = .true. |
250 |
> |
end subroutine createInteractionHash |
251 |
|
|
252 |
< |
subroutine createGroupCutoffs(skinThickness,defaultrList,stat) |
264 |
< |
real(kind=dp), intent(in), optional :: defaultRList |
265 |
< |
real(kind-dp), intent(in), :: skinThickenss |
266 |
< |
! Query each potential and return the cutoff for that potential. We |
267 |
< |
! build the neighbor list based on the largest cutoff value for that |
268 |
< |
! atype. Each potential can decide whether to calculate the force for |
269 |
< |
! that atype based upon it's own cutoff. |
270 |
< |
|
252 |
> |
subroutine createGtypeCutoffMap(stat) |
253 |
|
|
254 |
< |
real(kind=dp), intent(in), optional :: defaultRCut, defaultSkinThickness |
254 |
> |
integer, intent(out), optional :: stat |
255 |
> |
logical :: i_is_LJ |
256 |
> |
logical :: i_is_Elect |
257 |
> |
logical :: i_is_Sticky |
258 |
> |
logical :: i_is_StickyP |
259 |
> |
logical :: i_is_GB |
260 |
> |
logical :: i_is_EAM |
261 |
> |
logical :: i_is_Shape |
262 |
> |
logical :: GtypeFound |
263 |
|
|
264 |
< |
integer :: iMap |
265 |
< |
integer :: map_i,map_j |
266 |
< |
real(kind=dp) :: thisRCut = 0.0_dp |
267 |
< |
real(kind=dp) :: actualCutoff = 0.0_dp |
268 |
< |
integer, intent(out) :: stat |
279 |
< |
integer :: nAtypes |
280 |
< |
integer :: myStatus |
264 |
> |
integer :: myStatus, nAtypes, i, j, istart, iend, jstart, jend |
265 |
> |
integer :: n_in_i, me_i, ia, g, atom1, nGroupTypes |
266 |
> |
integer :: nGroupsInRow |
267 |
> |
real(kind=dp):: thisSigma, bigSigma, thisRcut, tol, skin |
268 |
> |
real(kind=dp) :: biggestAtypeCutoff |
269 |
|
|
270 |
|
stat = 0 |
271 |
< |
if (.not. haveInteractionMap) then |
272 |
< |
|
285 |
< |
call createInteractionMap(myStatus) |
286 |
< |
|
271 |
> |
if (.not. haveInteractionHash) then |
272 |
> |
call createInteractionHash(myStatus) |
273 |
|
if (myStatus .ne. 0) then |
274 |
< |
write(default_error, *) 'createInteractionMap failed in doForces!' |
274 |
> |
write(default_error, *) 'createInteractionHash failed in doForces!' |
275 |
|
stat = -1 |
276 |
|
return |
277 |
|
endif |
278 |
|
endif |
279 |
< |
|
280 |
< |
nAtypes = getSize(atypes) |
281 |
< |
!! If we pass a default rcut, set all atypes to that cutoff distance |
282 |
< |
if(present(defaultRList)) then |
283 |
< |
InteractionMap(:,:)%rCut = defaultRCut |
284 |
< |
InteractionMap(:,:)%rCutSq = defaultRCut*defaultRCut |
285 |
< |
InteractionMap(:,:)%rListSq = (defaultRCut+defaultSkinThickness)**2 |
286 |
< |
haveRlist = .true. |
287 |
< |
return |
288 |
< |
end if |
289 |
< |
|
290 |
< |
do map_i = 1,nAtypes |
291 |
< |
do map_j = map_i,nAtypes |
292 |
< |
iMap = InteractionMap(map_i, map_j)%InteractionHash |
279 |
> |
#ifdef IS_MPI |
280 |
> |
nGroupsInRow = getNgroupsInRow(plan_group_row) |
281 |
> |
#endif |
282 |
> |
nAtypes = getSize(atypes) |
283 |
> |
|
284 |
> |
do i = 1, nAtypes |
285 |
> |
if (SimHasAtype(i)) then |
286 |
> |
call getElementProperty(atypes, i, "is_LennardJones", i_is_LJ) |
287 |
> |
call getElementProperty(atypes, i, "is_Electrostatic", i_is_Elect) |
288 |
> |
call getElementProperty(atypes, i, "is_Sticky", i_is_Sticky) |
289 |
> |
call getElementProperty(atypes, i, "is_StickyPower", i_is_StickyP) |
290 |
> |
call getElementProperty(atypes, i, "is_GayBerne", i_is_GB) |
291 |
> |
call getElementProperty(atypes, i, "is_EAM", i_is_EAM) |
292 |
> |
call getElementProperty(atypes, i, "is_Shape", i_is_Shape) |
293 |
|
|
294 |
< |
if ( iand(iMap, LJ_PAIR).ne.0 ) then |
295 |
< |
! thisRCut = getLJCutOff(map_i,map_j) |
296 |
< |
if (thisRcut > actualCutoff) actualCutoff = thisRcut |
294 |
> |
atypeMaxCutoff(i) = 0.0_dp |
295 |
> |
if (i_is_LJ) then |
296 |
> |
thisRcut = getSigma(i) * 2.5_dp |
297 |
> |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
298 |
|
endif |
299 |
< |
|
300 |
< |
if ( iand(iMap, ELECTROSTATIC_PAIR).ne.0 ) then |
301 |
< |
! thisRCut = getElectrostaticCutOff(map_i,map_j) |
315 |
< |
if (thisRcut > actualCutoff) actualCutoff = thisRcut |
299 |
> |
if (i_is_Elect) then |
300 |
> |
thisRcut = defaultRcut |
301 |
> |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
302 |
|
endif |
303 |
+ |
if (i_is_Sticky) then |
304 |
+ |
thisRcut = getStickyCut(i) |
305 |
+ |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
306 |
+ |
endif |
307 |
+ |
if (i_is_StickyP) then |
308 |
+ |
thisRcut = getStickyPowerCut(i) |
309 |
+ |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
310 |
+ |
endif |
311 |
+ |
if (i_is_GB) then |
312 |
+ |
thisRcut = getGayBerneCut(i) |
313 |
+ |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
314 |
+ |
endif |
315 |
+ |
if (i_is_EAM) then |
316 |
+ |
thisRcut = getEAMCut(i) |
317 |
+ |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
318 |
+ |
endif |
319 |
+ |
if (i_is_Shape) then |
320 |
+ |
thisRcut = getShapeCut(i) |
321 |
+ |
if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut |
322 |
+ |
endif |
323 |
|
|
324 |
< |
if ( iand(iMap, STICKY_PAIR).ne.0 ) then |
325 |
< |
! thisRCut = getStickyCutOff(map_i,map_j) |
326 |
< |
if (thisRcut > actualCutoff) actualCutoff = thisRcut |
327 |
< |
endif |
328 |
< |
|
329 |
< |
if ( iand(iMap, STICKYPOWER_PAIR).ne.0 ) then |
330 |
< |
! thisRCut = getStickyPowerCutOff(map_i,map_j) |
331 |
< |
if (thisRcut > actualCutoff) actualCutoff = thisRcut |
332 |
< |
endif |
333 |
< |
|
334 |
< |
if ( iand(iMap, GAYBERNE_PAIR).ne.0 ) then |
335 |
< |
! thisRCut = getGayberneCutOff(map_i,map_j) |
336 |
< |
if (thisRcut > actualCutoff) actualCutoff = thisRcut |
337 |
< |
endif |
338 |
< |
|
339 |
< |
if ( iand(iMap, GAYBERNE_LJ).ne.0 ) then |
340 |
< |
! thisRCut = getGaybrneLJCutOff(map_i,map_j) |
341 |
< |
if (thisRcut > actualCutoff) actualCutoff = thisRcut |
342 |
< |
endif |
343 |
< |
|
344 |
< |
if ( iand(iMap, EAM_PAIR).ne.0 ) then |
345 |
< |
! thisRCut = getEAMCutOff(map_i,map_j) |
346 |
< |
if (thisRcut > actualCutoff) actualCutoff = thisRcut |
347 |
< |
endif |
348 |
< |
|
349 |
< |
if ( iand(iMap, SHAPE_PAIR).ne.0 ) then |
350 |
< |
! thisRCut = getShapeCutOff(map_i,map_j) |
351 |
< |
if (thisRcut > actualCutoff) actualCutoff = thisRcut |
352 |
< |
endif |
353 |
< |
|
354 |
< |
if ( iand(iMap, SHAPE_LJ).ne.0 ) then |
355 |
< |
! thisRCut = getShapeLJCutOff(map_i,map_j) |
356 |
< |
if (thisRcut > actualCutoff) actualCutoff = thisRcut |
357 |
< |
endif |
358 |
< |
InteractionMap(map_i, map_j)%rCut = actualCutoff |
359 |
< |
InteractionMap(map_i, map_j)%rCutSq = actualCutoff * actualCutoff |
360 |
< |
InteractionMap(map_i, map_j)%rListSq = (actualCutoff + skinThickness)**2 |
324 |
> |
if (atypeMaxCutoff(i).gt.biggestAtypeCutoff) then |
325 |
> |
biggestAtypeCutoff = atypeMaxCutoff(i) |
326 |
> |
endif |
327 |
> |
endif |
328 |
> |
enddo |
329 |
> |
|
330 |
> |
nGroupTypes = 0 |
331 |
> |
|
332 |
> |
istart = 1 |
333 |
> |
#ifdef IS_MPI |
334 |
> |
iend = nGroupsInRow |
335 |
> |
#else |
336 |
> |
iend = nGroups |
337 |
> |
#endif |
338 |
> |
|
339 |
> |
!! allocate the groupToGtype and gtypeMaxCutoff here. |
340 |
> |
if(.not.allocated(groupToGtype)) then |
341 |
> |
allocate(groupToGtype(iend)) |
342 |
> |
allocate(groupMaxCutoff(iend)) |
343 |
> |
allocate(gtypeMaxCutoff(iend)) |
344 |
> |
endif |
345 |
> |
!! first we do a single loop over the cutoff groups to find the |
346 |
> |
!! largest cutoff for any atypes present in this group. We also |
347 |
> |
!! create gtypes at this point. |
348 |
> |
|
349 |
> |
tol = 1.0d-6 |
350 |
> |
|
351 |
> |
do i = istart, iend |
352 |
> |
n_in_i = groupStartRow(i+1) - groupStartRow(i) |
353 |
> |
groupMaxCutoff(i) = 0.0_dp |
354 |
> |
do ia = groupStartRow(i), groupStartRow(i+1)-1 |
355 |
> |
atom1 = groupListRow(ia) |
356 |
> |
#ifdef IS_MPI |
357 |
> |
me_i = atid_row(atom1) |
358 |
> |
#else |
359 |
> |
me_i = atid(atom1) |
360 |
> |
#endif |
361 |
> |
if (atypeMaxCutoff(me_i).gt.groupMaxCutoff(i)) then |
362 |
> |
groupMaxCutoff(i)=atypeMaxCutoff(me_i) |
363 |
> |
endif |
364 |
> |
enddo |
365 |
|
|
366 |
< |
InteractionMap(map_j, map_i)%rCut = InteractionMap(map_i, map_j)%rCut |
367 |
< |
InteractionMap(map_j, map_i)%rCutSq = InteractionMap(map_i, map_j)%rCutSq |
368 |
< |
InteractionMap(map_j, map_i)%rListSq = InteractionMap(map_i, map_j)%rListSq |
369 |
< |
end do |
370 |
< |
end do |
371 |
< |
! now the groups |
366 |
> |
if (nGroupTypes.eq.0) then |
367 |
> |
nGroupTypes = nGroupTypes + 1 |
368 |
> |
gtypeMaxCutoff(nGroupTypes) = groupMaxCutoff(i) |
369 |
> |
groupToGtype(i) = nGroupTypes |
370 |
> |
else |
371 |
> |
GtypeFound = .false. |
372 |
> |
do g = 1, nGroupTypes |
373 |
> |
if ( abs(groupMaxCutoff(i) - gtypeMaxCutoff(g)).lt.tol) then |
374 |
> |
groupToGtype(i) = g |
375 |
> |
GtypeFound = .true. |
376 |
> |
endif |
377 |
> |
enddo |
378 |
> |
if (.not.GtypeFound) then |
379 |
> |
nGroupTypes = nGroupTypes + 1 |
380 |
> |
gtypeMaxCutoff(nGroupTypes) = groupMaxCutoff(i) |
381 |
> |
groupToGtype(i) = nGroupTypes |
382 |
> |
endif |
383 |
> |
endif |
384 |
> |
enddo |
385 |
|
|
386 |
+ |
!! allocate the gtypeCutoffMap here. |
387 |
+ |
allocate(gtypeCutoffMap(nGroupTypes,nGroupTypes)) |
388 |
+ |
!! then we do a double loop over all the group TYPES to find the cutoff |
389 |
+ |
!! map between groups of two types |
390 |
+ |
|
391 |
+ |
do i = 1, nGroupTypes |
392 |
+ |
do j = 1, nGroupTypes |
393 |
+ |
|
394 |
+ |
select case(cutoffPolicy) |
395 |
+ |
case(TRADITIONAL_CUTOFF_POLICY) |
396 |
+ |
thisRcut = maxval(gtypeMaxCutoff) |
397 |
+ |
case(MIX_CUTOFF_POLICY) |
398 |
+ |
thisRcut = 0.5_dp * (gtypeMaxCutoff(i) + gtypeMaxCutoff(j)) |
399 |
+ |
case(MAX_CUTOFF_POLICY) |
400 |
+ |
thisRcut = max(gtypeMaxCutoff(i), gtypeMaxCutoff(j)) |
401 |
+ |
case default |
402 |
+ |
call handleError("createGtypeCutoffMap", "Unknown Cutoff Policy") |
403 |
+ |
return |
404 |
+ |
end select |
405 |
+ |
gtypeCutoffMap(i,j)%rcut = thisRcut |
406 |
+ |
gtypeCutoffMap(i,j)%rcutsq = thisRcut*thisRcut |
407 |
+ |
skin = defaultRlist - defaultRcut |
408 |
+ |
gtypeCutoffMap(i,j)%rlistsq = (thisRcut + skin)**2 |
409 |
|
|
410 |
+ |
enddo |
411 |
+ |
enddo |
412 |
+ |
|
413 |
+ |
haveGtypeCutoffMap = .true. |
414 |
+ |
end subroutine createGtypeCutoffMap |
415 |
|
|
416 |
< |
haveRlist = .true. |
417 |
< |
end subroutine createGroupCutoffs |
416 |
> |
subroutine setDefaultCutoffs(defRcut, defRsw, defRlist, cutPolicy) |
417 |
> |
real(kind=dp),intent(in) :: defRcut, defRsw, defRlist |
418 |
> |
integer, intent(in) :: cutPolicy |
419 |
|
|
420 |
+ |
defaultRcut = defRcut |
421 |
+ |
defaultRsw = defRsw |
422 |
+ |
defaultRlist = defRlist |
423 |
+ |
cutoffPolicy = cutPolicy |
424 |
+ |
rcuti = 1.0_dp / defaultRcut |
425 |
+ |
end subroutine setDefaultCutoffs |
426 |
+ |
|
427 |
+ |
subroutine setCutoffPolicy(cutPolicy) |
428 |
+ |
|
429 |
+ |
integer, intent(in) :: cutPolicy |
430 |
+ |
cutoffPolicy = cutPolicy |
431 |
+ |
call createGtypeCutoffMap() |
432 |
+ |
end subroutine setCutoffPolicy |
433 |
+ |
|
434 |
+ |
|
435 |
|
subroutine setSimVariables() |
436 |
|
SIM_uses_DirectionalAtoms = SimUsesDirectionalAtoms() |
370 |
– |
SIM_uses_LennardJones = SimUsesLennardJones() |
371 |
– |
SIM_uses_Electrostatics = SimUsesElectrostatics() |
372 |
– |
SIM_uses_Charges = SimUsesCharges() |
373 |
– |
SIM_uses_Dipoles = SimUsesDipoles() |
374 |
– |
SIM_uses_Sticky = SimUsesSticky() |
375 |
– |
SIM_uses_StickyPower = SimUsesStickyPower() |
376 |
– |
SIM_uses_GayBerne = SimUsesGayBerne() |
437 |
|
SIM_uses_EAM = SimUsesEAM() |
378 |
– |
SIM_uses_Shapes = SimUsesShapes() |
379 |
– |
SIM_uses_FLARB = SimUsesFLARB() |
380 |
– |
SIM_uses_RF = SimUsesRF() |
438 |
|
SIM_requires_postpair_calc = SimRequiresPostpairCalc() |
439 |
|
SIM_requires_prepair_calc = SimRequiresPrepairCalc() |
440 |
|
SIM_uses_PBC = SimUsesPBC() |
441 |
+ |
SIM_uses_RF = SimUsesRF() |
442 |
|
|
443 |
|
haveSIMvariables = .true. |
444 |
|
|
452 |
|
|
453 |
|
error = 0 |
454 |
|
|
455 |
< |
if (.not. haveInteractionMap) then |
398 |
< |
|
455 |
> |
if (.not. haveInteractionHash) then |
456 |
|
myStatus = 0 |
457 |
< |
call createInteractionMap(myStatus) |
401 |
< |
|
457 |
> |
call createInteractionHash(myStatus) |
458 |
|
if (myStatus .ne. 0) then |
459 |
< |
write(default_error, *) 'createInteractionMap failed in doForces!' |
459 |
> |
write(default_error, *) 'createInteractionHash failed in doForces!' |
460 |
|
error = -1 |
461 |
|
return |
462 |
|
endif |
463 |
|
endif |
464 |
|
|
465 |
+ |
if (.not. haveGtypeCutoffMap) then |
466 |
+ |
myStatus = 0 |
467 |
+ |
call createGtypeCutoffMap(myStatus) |
468 |
+ |
if (myStatus .ne. 0) then |
469 |
+ |
write(default_error, *) 'createGtypeCutoffMap failed in doForces!' |
470 |
+ |
error = -1 |
471 |
+ |
return |
472 |
+ |
endif |
473 |
+ |
endif |
474 |
+ |
|
475 |
|
if (.not. haveSIMvariables) then |
476 |
|
call setSimVariables() |
477 |
|
endif |
478 |
|
|
479 |
< |
if (.not. haveRlist) then |
480 |
< |
write(default_error, *) 'rList has not been set in doForces!' |
481 |
< |
error = -1 |
482 |
< |
return |
483 |
< |
endif |
479 |
> |
! if (.not. haveRlist) then |
480 |
> |
! write(default_error, *) 'rList has not been set in doForces!' |
481 |
> |
! error = -1 |
482 |
> |
! return |
483 |
> |
! endif |
484 |
|
|
485 |
|
if (.not. haveNeighborList) then |
486 |
|
write(default_error, *) 'neighbor list has not been initialized in doForces!' |
505 |
|
end subroutine doReadyCheck |
506 |
|
|
507 |
|
|
508 |
< |
subroutine init_FF(use_RF_c, thisStat) |
508 |
> |
subroutine init_FF(use_RF, correctionMethod, dampingAlpha, thisStat) |
509 |
|
|
510 |
< |
logical, intent(in) :: use_RF_c |
511 |
< |
|
510 |
> |
logical, intent(in) :: use_RF |
511 |
> |
integer, intent(in) :: correctionMethod |
512 |
> |
real(kind=dp), intent(in) :: dampingAlpha |
513 |
|
integer, intent(out) :: thisStat |
514 |
|
integer :: my_status, nMatches |
515 |
|
integer, pointer :: MatchList(:) => null() |
519 |
|
thisStat = 0 |
520 |
|
|
521 |
|
!! Fortran's version of a cast: |
522 |
< |
FF_uses_RF = use_RF_c |
522 |
> |
FF_uses_RF = use_RF |
523 |
|
|
524 |
+ |
!! set the electrostatic correction method |
525 |
+ |
select case(coulombicCorrection) |
526 |
+ |
case(NONE) |
527 |
+ |
corrMethod = 0 |
528 |
+ |
case(UNDAMPED_WOLF) |
529 |
+ |
corrMethod = 1 |
530 |
+ |
case(WOLF) |
531 |
+ |
corrMethod = 2 |
532 |
+ |
case (REACTION_FIELD) |
533 |
+ |
corrMethod = 3 |
534 |
+ |
case default |
535 |
+ |
call handleError("init_FF", "Unknown Coulombic Correction Method") |
536 |
+ |
return |
537 |
+ |
end select |
538 |
+ |
|
539 |
|
!! init_FF is called *after* all of the atom types have been |
540 |
|
!! defined in atype_module using the new_atype subroutine. |
541 |
|
!! |
543 |
|
!! interactions are used by the force field. |
544 |
|
|
545 |
|
FF_uses_DirectionalAtoms = .false. |
464 |
– |
FF_uses_LennardJones = .false. |
465 |
– |
FF_uses_Electrostatics = .false. |
466 |
– |
FF_uses_Charges = .false. |
546 |
|
FF_uses_Dipoles = .false. |
468 |
– |
FF_uses_Sticky = .false. |
469 |
– |
FF_uses_StickyPower = .false. |
547 |
|
FF_uses_GayBerne = .false. |
548 |
|
FF_uses_EAM = .false. |
472 |
– |
FF_uses_Shapes = .false. |
473 |
– |
FF_uses_FLARB = .false. |
549 |
|
|
550 |
|
call getMatchingElementList(atypes, "is_Directional", .true., & |
551 |
|
nMatches, MatchList) |
552 |
|
if (nMatches .gt. 0) FF_uses_DirectionalAtoms = .true. |
553 |
|
|
479 |
– |
call getMatchingElementList(atypes, "is_LennardJones", .true., & |
480 |
– |
nMatches, MatchList) |
481 |
– |
if (nMatches .gt. 0) FF_uses_LennardJones = .true. |
482 |
– |
|
483 |
– |
call getMatchingElementList(atypes, "is_Electrostatic", .true., & |
484 |
– |
nMatches, MatchList) |
485 |
– |
if (nMatches .gt. 0) then |
486 |
– |
FF_uses_Electrostatics = .true. |
487 |
– |
endif |
488 |
– |
|
489 |
– |
call getMatchingElementList(atypes, "is_Charge", .true., & |
490 |
– |
nMatches, MatchList) |
491 |
– |
if (nMatches .gt. 0) then |
492 |
– |
FF_uses_Charges = .true. |
493 |
– |
FF_uses_Electrostatics = .true. |
494 |
– |
endif |
495 |
– |
|
554 |
|
call getMatchingElementList(atypes, "is_Dipole", .true., & |
555 |
|
nMatches, MatchList) |
556 |
< |
if (nMatches .gt. 0) then |
499 |
< |
FF_uses_Dipoles = .true. |
500 |
< |
FF_uses_Electrostatics = .true. |
501 |
< |
FF_uses_DirectionalAtoms = .true. |
502 |
< |
endif |
503 |
< |
|
504 |
< |
call getMatchingElementList(atypes, "is_Quadrupole", .true., & |
505 |
< |
nMatches, MatchList) |
506 |
< |
if (nMatches .gt. 0) then |
507 |
< |
FF_uses_Quadrupoles = .true. |
508 |
< |
FF_uses_Electrostatics = .true. |
509 |
< |
FF_uses_DirectionalAtoms = .true. |
510 |
< |
endif |
511 |
< |
|
512 |
< |
call getMatchingElementList(atypes, "is_Sticky", .true., nMatches, & |
513 |
< |
MatchList) |
514 |
< |
if (nMatches .gt. 0) then |
515 |
< |
FF_uses_Sticky = .true. |
516 |
< |
FF_uses_DirectionalAtoms = .true. |
517 |
< |
endif |
518 |
< |
|
519 |
< |
call getMatchingElementList(atypes, "is_StickyPower", .true., nMatches, & |
520 |
< |
MatchList) |
521 |
< |
if (nMatches .gt. 0) then |
522 |
< |
FF_uses_StickyPower = .true. |
523 |
< |
FF_uses_DirectionalAtoms = .true. |
524 |
< |
endif |
556 |
> |
if (nMatches .gt. 0) FF_uses_Dipoles = .true. |
557 |
|
|
558 |
|
call getMatchingElementList(atypes, "is_GayBerne", .true., & |
559 |
|
nMatches, MatchList) |
560 |
< |
if (nMatches .gt. 0) then |
529 |
< |
FF_uses_GayBerne = .true. |
530 |
< |
FF_uses_DirectionalAtoms = .true. |
531 |
< |
endif |
560 |
> |
if (nMatches .gt. 0) FF_uses_GayBerne = .true. |
561 |
|
|
562 |
|
call getMatchingElementList(atypes, "is_EAM", .true., nMatches, MatchList) |
563 |
|
if (nMatches .gt. 0) FF_uses_EAM = .true. |
564 |
|
|
536 |
– |
call getMatchingElementList(atypes, "is_Shape", .true., & |
537 |
– |
nMatches, MatchList) |
538 |
– |
if (nMatches .gt. 0) then |
539 |
– |
FF_uses_Shapes = .true. |
540 |
– |
FF_uses_DirectionalAtoms = .true. |
541 |
– |
endif |
565 |
|
|
543 |
– |
call getMatchingElementList(atypes, "is_FLARB", .true., & |
544 |
– |
nMatches, MatchList) |
545 |
– |
if (nMatches .gt. 0) FF_uses_FLARB = .true. |
546 |
– |
|
547 |
– |
!! Assume sanity (for the sake of argument) |
566 |
|
haveSaneForceField = .true. |
567 |
|
|
568 |
|
!! check to make sure the FF_uses_RF setting makes sense |
569 |
|
|
570 |
< |
if (FF_uses_dipoles) then |
570 |
> |
if (FF_uses_Dipoles) then |
571 |
|
if (FF_uses_RF) then |
572 |
|
dielect = getDielect() |
573 |
|
call initialize_rf(dielect) |
574 |
|
endif |
575 |
|
else |
576 |
< |
if (FF_uses_RF) then |
576 |
> |
if ((corrMethod == 3) .or. FF_uses_RF) then |
577 |
|
write(default_error,*) 'Using Reaction Field with no dipoles? Huh?' |
578 |
|
thisStat = -1 |
579 |
|
haveSaneForceField = .false. |
581 |
|
endif |
582 |
|
endif |
583 |
|
|
566 |
– |
!sticky module does not contain check_sticky_FF anymore |
567 |
– |
!if (FF_uses_sticky) then |
568 |
– |
! call check_sticky_FF(my_status) |
569 |
– |
! if (my_status /= 0) then |
570 |
– |
! thisStat = -1 |
571 |
– |
! haveSaneForceField = .false. |
572 |
– |
! return |
573 |
– |
! end if |
574 |
– |
!endif |
575 |
– |
|
584 |
|
if (FF_uses_EAM) then |
585 |
|
call init_EAM_FF(my_status) |
586 |
|
if (my_status /= 0) then |
600 |
|
endif |
601 |
|
endif |
602 |
|
|
595 |
– |
if (FF_uses_GayBerne .and. FF_uses_LennardJones) then |
596 |
– |
endif |
597 |
– |
|
603 |
|
if (.not. haveNeighborList) then |
604 |
|
!! Create neighbor lists |
605 |
|
call expandNeighborList(nLocal, my_status) |
663 |
|
integer :: localError |
664 |
|
integer :: propPack_i, propPack_j |
665 |
|
integer :: loopStart, loopEnd, loop |
666 |
< |
integer :: iMap |
666 |
> |
integer :: iHash |
667 |
|
real(kind=dp) :: listSkin = 1.0 |
668 |
|
|
669 |
|
!! initialize local variables |
755 |
|
#endif |
756 |
|
outer: do i = istart, iend |
757 |
|
|
753 |
– |
#ifdef IS_MPI |
754 |
– |
me_i = atid_row(i) |
755 |
– |
#else |
756 |
– |
me_i = atid(i) |
757 |
– |
#endif |
758 |
– |
|
758 |
|
if (update_nlist) point(i) = nlist + 1 |
759 |
|
|
760 |
|
n_in_i = groupStartRow(i+1) - groupStartRow(i) |
791 |
|
q_group(:,j), d_grp, rgrpsq) |
792 |
|
#endif |
793 |
|
|
794 |
< |
if (rgrpsq < InteractionMap(me_i,me_j)%rListsq) then |
794 |
> |
if (rgrpsq < gtypeCutoffMap(groupToGtype(i),groupToGtype(j))%rListsq) then |
795 |
|
if (update_nlist) then |
796 |
|
nlist = nlist + 1 |
797 |
|
|
991 |
|
|
992 |
|
if (FF_RequiresPostpairCalc() .and. SIM_requires_postpair_calc) then |
993 |
|
|
994 |
< |
if (FF_uses_RF .and. SIM_uses_RF) then |
994 |
> |
if ((FF_uses_RF .and. SIM_uses_RF) .or. (corrMethod == 3)) then |
995 |
|
|
996 |
|
#ifdef IS_MPI |
997 |
|
call scatter(rf_Row,rf,plan_atom_row_3d) |
1009 |
|
#else |
1010 |
|
me_i = atid(i) |
1011 |
|
#endif |
1012 |
< |
iMap = InteractionHash(me_i,me_j) |
1012 |
> |
iHash = InteractionHash(me_i,me_j) |
1013 |
|
|
1014 |
< |
if ( iand(iMap, ELECTROSTATIC_PAIR).ne.0 ) then |
1014 |
> |
if ( iand(iHash, ELECTROSTATIC_PAIR).ne.0 ) then |
1015 |
|
|
1016 |
|
mu_i = getDipoleMoment(me_i) |
1017 |
|
|
1075 |
|
real ( kind = dp ), intent(inout) :: rijsq |
1076 |
|
real ( kind = dp ) :: r |
1077 |
|
real ( kind = dp ), intent(inout) :: d(3) |
1079 |
– |
real ( kind = dp ) :: ebalance |
1078 |
|
integer :: me_i, me_j |
1079 |
|
|
1080 |
< |
integer :: iMap |
1080 |
> |
integer :: iHash |
1081 |
|
|
1082 |
|
r = sqrt(rijsq) |
1083 |
|
vpair = 0.0d0 |
1091 |
|
me_j = atid(j) |
1092 |
|
#endif |
1093 |
|
|
1094 |
< |
iMap = InteractionMap(me_i, me_j)%InteractionHash |
1094 |
> |
iHash = InteractionHash(me_i, me_j) |
1095 |
|
|
1096 |
< |
if ( iand(iMap, LJ_PAIR).ne.0 ) then |
1096 |
> |
if ( iand(iHash, LJ_PAIR).ne.0 ) then |
1097 |
|
call do_lj_pair(i, j, d, r, rijsq, sw, vpair, fpair, pot, f, do_pot) |
1098 |
|
endif |
1099 |
|
|
1100 |
< |
if ( iand(iMap, ELECTROSTATIC_PAIR).ne.0 ) then |
1100 |
> |
if ( iand(iHash, ELECTROSTATIC_PAIR).ne.0 ) then |
1101 |
|
call doElectrostaticPair(i, j, d, r, rijsq, sw, vpair, fpair, & |
1102 |
< |
pot, eFrame, f, t, do_pot) |
1102 |
> |
pot, eFrame, f, t, do_pot, corrMethod, rcuti) |
1103 |
|
|
1104 |
< |
if (FF_uses_RF .and. SIM_uses_RF) then |
1104 |
> |
if ((FF_uses_RF .and. SIM_uses_RF) .or. (corrMethod == 3)) then |
1105 |
|
|
1106 |
|
! CHECK ME (RF needs to know about all electrostatic types) |
1107 |
|
call accumulate_rf(i, j, r, eFrame, sw) |
1110 |
|
|
1111 |
|
endif |
1112 |
|
|
1113 |
< |
if ( iand(iMap, STICKY_PAIR).ne.0 ) then |
1113 |
> |
if ( iand(iHash, STICKY_PAIR).ne.0 ) then |
1114 |
|
call do_sticky_pair(i, j, d, r, rijsq, sw, vpair, fpair, & |
1115 |
|
pot, A, f, t, do_pot) |
1116 |
|
endif |
1117 |
|
|
1118 |
< |
if ( iand(iMap, STICKYPOWER_PAIR).ne.0 ) then |
1118 |
> |
if ( iand(iHash, STICKYPOWER_PAIR).ne.0 ) then |
1119 |
|
call do_sticky_power_pair(i, j, d, r, rijsq, sw, vpair, fpair, & |
1120 |
|
pot, A, f, t, do_pot) |
1121 |
|
endif |
1122 |
|
|
1123 |
< |
if ( iand(iMap, GAYBERNE_PAIR).ne.0 ) then |
1123 |
> |
if ( iand(iHash, GAYBERNE_PAIR).ne.0 ) then |
1124 |
|
call do_gb_pair(i, j, d, r, rijsq, sw, vpair, fpair, & |
1125 |
|
pot, A, f, t, do_pot) |
1126 |
|
endif |
1127 |
|
|
1128 |
< |
if ( iand(iMap, GAYBERNE_LJ).ne.0 ) then |
1128 |
> |
if ( iand(iHash, GAYBERNE_LJ).ne.0 ) then |
1129 |
|
! call do_gblj_pair(i, j, d, r, rijsq, sw, vpair, fpair, & |
1130 |
|
! pot, A, f, t, do_pot) |
1131 |
|
endif |
1132 |
|
|
1133 |
< |
if ( iand(iMap, EAM_PAIR).ne.0 ) then |
1133 |
> |
if ( iand(iHash, EAM_PAIR).ne.0 ) then |
1134 |
|
call do_eam_pair(i, j, d, r, rijsq, sw, vpair, fpair, pot, f, & |
1135 |
|
do_pot) |
1136 |
|
endif |
1137 |
|
|
1138 |
< |
if ( iand(iMap, SHAPE_PAIR).ne.0 ) then |
1138 |
> |
if ( iand(iHash, SHAPE_PAIR).ne.0 ) then |
1139 |
|
call do_shape_pair(i, j, d, r, rijsq, sw, vpair, fpair, & |
1140 |
|
pot, A, f, t, do_pot) |
1141 |
|
endif |
1142 |
|
|
1143 |
< |
if ( iand(iMap, SHAPE_LJ).ne.0 ) then |
1143 |
> |
if ( iand(iHash, SHAPE_LJ).ne.0 ) then |
1144 |
|
call do_shape_pair(i, j, d, r, rijsq, sw, vpair, fpair, & |
1145 |
|
pot, A, f, t, do_pot) |
1146 |
|
endif |
1162 |
|
real ( kind = dp ) :: r, rc |
1163 |
|
real ( kind = dp ), intent(inout) :: d(3), dc(3) |
1164 |
|
|
1165 |
< |
integer :: me_i, me_j, iMap |
1165 |
> |
integer :: me_i, me_j, iHash |
1166 |
|
|
1167 |
+ |
r = sqrt(rijsq) |
1168 |
+ |
|
1169 |
|
#ifdef IS_MPI |
1170 |
|
me_i = atid_row(i) |
1171 |
|
me_j = atid_col(j) |
1174 |
|
me_j = atid(j) |
1175 |
|
#endif |
1176 |
|
|
1177 |
< |
iMap = InteractionMap(me_i, me_j)%InteractionHash |
1177 |
> |
iHash = InteractionHash(me_i, me_j) |
1178 |
|
|
1179 |
< |
if ( iand(iMap, EAM_PAIR).ne.0 ) then |
1179 |
> |
if ( iand(iHash, EAM_PAIR).ne.0 ) then |
1180 |
|
call calc_EAM_prepair_rho(i, j, d, r, rijsq ) |
1181 |
|
endif |
1182 |
|
|
1373 |
|
|
1374 |
|
function FF_UsesDirectionalAtoms() result(doesit) |
1375 |
|
logical :: doesit |
1376 |
< |
doesit = FF_uses_DirectionalAtoms .or. FF_uses_Dipoles .or. & |
1377 |
< |
FF_uses_Quadrupoles .or. FF_uses_Sticky .or. & |
1378 |
< |
FF_uses_StickyPower .or. FF_uses_GayBerne .or. FF_uses_Shapes |
1376 |
> |
doesit = FF_uses_DirectionalAtoms |
1377 |
|
end function FF_UsesDirectionalAtoms |
1378 |
|
|
1379 |
|
function FF_RequiresPrepairCalc() result(doesit) |
1384 |
|
function FF_RequiresPostpairCalc() result(doesit) |
1385 |
|
logical :: doesit |
1386 |
|
doesit = FF_uses_RF |
1387 |
+ |
if (corrMethod == 3) doesit = .true. |
1388 |
|
end function FF_RequiresPostpairCalc |
1389 |
|
|
1390 |
|
#ifdef PROFILE |