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Comparing trunk/OOPSE-4/src/UseTheForce/doForces.F90 (file contents):
Revision 2231 by chrisfen, Wed May 18 18:31:40 2005 UTC vs.
Revision 2301 by gezelter, Thu Sep 15 22:05:21 2005 UTC

# Line 45 | Line 45
45  
46   !! @author Charles F. Vardeman II
47   !! @author Matthew Meineke
48 < !! @version $Id: doForces.F90,v 1.18 2005-05-18 18:31:40 chrisfen Exp $, $Date: 2005-05-18 18:31:40 $, $Name: not supported by cvs2svn $, $Revision: 1.18 $
48 > !! @version $Id: doForces.F90,v 1.44 2005-09-15 22:05:17 gezelter Exp $, $Date: 2005-09-15 22:05:17 $, $Name: not supported by cvs2svn $, $Revision: 1.44 $
49  
50  
51   module doForces
# Line 58 | Line 58 | module doForces
58    use lj
59    use sticky
60    use electrostatic_module
61 <  use reaction_field
61 >  use reaction_field_module
62    use gb_pair
63    use shapes
64    use vector_class
# Line 73 | Line 73 | module doForces
73  
74   #define __FORTRAN90
75   #include "UseTheForce/fSwitchingFunction.h"
76 + #include "UseTheForce/fCutoffPolicy.h"
77 + #include "UseTheForce/DarkSide/fInteractionMap.h"
78  
79 +
80    INTEGER, PARAMETER:: PREPAIR_LOOP = 1
81    INTEGER, PARAMETER:: PAIR_LOOP    = 2
82  
80  logical, save :: haveRlist = .false.
83    logical, save :: haveNeighborList = .false.
84    logical, save :: haveSIMvariables = .false.
83  logical, save :: havePropertyMap = .false.
85    logical, save :: haveSaneForceField = .false.
86 +  logical, save :: haveInteractionHash = .false.
87 +  logical, save :: haveGtypeCutoffMap = .false.
88 +  logical, save :: haveRlist = .false.
89  
90    logical, save :: FF_uses_DirectionalAtoms
87  logical, save :: FF_uses_LennardJones
88  logical, save :: FF_uses_Electrostatics
89  logical, save :: FF_uses_Charges
91    logical, save :: FF_uses_Dipoles
91  logical, save :: FF_uses_Quadrupoles
92  logical, save :: FF_uses_Sticky
93  logical, save :: FF_uses_StickyPower
92    logical, save :: FF_uses_GayBerne
93    logical, save :: FF_uses_EAM
96  logical, save :: FF_uses_Shapes
97  logical, save :: FF_uses_FLARB
94    logical, save :: FF_uses_RF
95  
96    logical, save :: SIM_uses_DirectionalAtoms
101  logical, save :: SIM_uses_LennardJones
102  logical, save :: SIM_uses_Electrostatics
103  logical, save :: SIM_uses_Charges
104  logical, save :: SIM_uses_Dipoles
105  logical, save :: SIM_uses_Quadrupoles
106  logical, save :: SIM_uses_Sticky
107  logical, save :: SIM_uses_StickyPower
108  logical, save :: SIM_uses_GayBerne
97    logical, save :: SIM_uses_EAM
110  logical, save :: SIM_uses_Shapes
111  logical, save :: SIM_uses_FLARB
98    logical, save :: SIM_uses_RF
99    logical, save :: SIM_requires_postpair_calc
100    logical, save :: SIM_requires_prepair_calc
101    logical, save :: SIM_uses_PBC
116  logical, save :: SIM_uses_molecular_cutoffs
102  
103 <  real(kind=dp), save :: rlist, rlistsq
103 >  integer, save :: corrMethod
104  
105    public :: init_FF
106 +  public :: setDefaultCutoffs
107    public :: do_force_loop
108 <  public :: setRlistDF
108 >  public :: createInteractionHash
109 >  public :: createGtypeCutoffMap
110 >  public :: getStickyCut
111 >  public :: getStickyPowerCut
112 >  public :: getGayBerneCut
113 >  public :: getEAMCut
114 >  public :: getShapeCut
115  
116   #ifdef PROFILE
117    public :: getforcetime
# Line 127 | Line 119 | module doForces
119    real :: forceTimeInitial, forceTimeFinal
120    integer :: nLoops
121   #endif
122 +  
123 +  !! Variables for cutoff mapping and interaction mapping
124 +  ! Bit hash to determine pair-pair interactions.
125 +  integer, dimension(:,:), allocatable :: InteractionHash
126 +  real(kind=dp), dimension(:), allocatable :: atypeMaxCutoff
127 +  real(kind=dp), dimension(:), allocatable :: groupMaxCutoff
128 +  integer, dimension(:), allocatable :: groupToGtype
129 +  real(kind=dp), dimension(:), allocatable :: gtypeMaxCutoff
130 +  type ::gtypeCutoffs
131 +     real(kind=dp) :: rcut
132 +     real(kind=dp) :: rcutsq
133 +     real(kind=dp) :: rlistsq
134 +  end type gtypeCutoffs
135 +  type(gtypeCutoffs), dimension(:,:), allocatable :: gtypeCutoffMap
136  
137 <  type :: Properties
138 <     logical :: is_Directional   = .false.
139 <     logical :: is_LennardJones  = .false.
140 <     logical :: is_Electrostatic = .false.
135 <     logical :: is_Charge        = .false.
136 <     logical :: is_Dipole        = .false.
137 <     logical :: is_Quadrupole    = .false.
138 <     logical :: is_Sticky        = .false.
139 <     logical :: is_StickyPower   = .false.
140 <     logical :: is_GayBerne      = .false.
141 <     logical :: is_EAM           = .false.
142 <     logical :: is_Shape         = .false.
143 <     logical :: is_FLARB         = .false.
144 <  end type Properties
145 <
146 <  type(Properties), dimension(:),allocatable :: PropertyMap
147 <
137 >  integer, save :: cutoffPolicy = TRADITIONAL_CUTOFF_POLICY
138 >  real(kind=dp),save :: defaultRcut, defaultRsw, defaultRlist
139 >  real(kind=dp),save :: rcuti
140 >  
141   contains
142  
143 <  subroutine setRlistDF( this_rlist )
151 <
152 <    real(kind=dp) :: this_rlist
153 <
154 <    rlist = this_rlist
155 <    rlistsq = rlist * rlist
156 <
157 <    haveRlist = .true.
158 <
159 <  end subroutine setRlistDF
160 <
161 <  subroutine createPropertyMap(status)
143 >  subroutine createInteractionHash(status)
144      integer :: nAtypes
145 <    integer :: status
145 >    integer, intent(out) :: status
146      integer :: i
147 <    logical :: thisProperty
148 <    real (kind=DP) :: thisDPproperty
147 >    integer :: j
148 >    integer :: iHash
149 >    !! Test Types
150 >    logical :: i_is_LJ
151 >    logical :: i_is_Elect
152 >    logical :: i_is_Sticky
153 >    logical :: i_is_StickyP
154 >    logical :: i_is_GB
155 >    logical :: i_is_EAM
156 >    logical :: i_is_Shape
157 >    logical :: j_is_LJ
158 >    logical :: j_is_Elect
159 >    logical :: j_is_Sticky
160 >    logical :: j_is_StickyP
161 >    logical :: j_is_GB
162 >    logical :: j_is_EAM
163 >    logical :: j_is_Shape
164 >    real(kind=dp) :: myRcut
165  
166 <    status = 0
166 >    status = 0  
167  
168 +    if (.not. associated(atypes)) then
169 +       call handleError("atype", "atypes was not present before call of createInteractionHash!")
170 +       status = -1
171 +       return
172 +    endif
173 +    
174      nAtypes = getSize(atypes)
175 <
175 >    
176      if (nAtypes == 0) then
177         status = -1
178         return
179      end if
180  
181 <    if (.not. allocated(PropertyMap)) then
182 <       allocate(PropertyMap(nAtypes))
181 >    if (.not. allocated(InteractionHash)) then
182 >       allocate(InteractionHash(nAtypes,nAtypes))
183      endif
184  
185 +    if (.not. allocated(atypeMaxCutoff)) then
186 +       allocate(atypeMaxCutoff(nAtypes))
187 +    endif
188 +        
189      do i = 1, nAtypes
190 <       call getElementProperty(atypes, i, "is_Directional", thisProperty)
191 <       PropertyMap(i)%is_Directional = thisProperty
190 >       call getElementProperty(atypes, i, "is_LennardJones", i_is_LJ)
191 >       call getElementProperty(atypes, i, "is_Electrostatic", i_is_Elect)
192 >       call getElementProperty(atypes, i, "is_Sticky", i_is_Sticky)
193 >       call getElementProperty(atypes, i, "is_StickyPower", i_is_StickyP)
194 >       call getElementProperty(atypes, i, "is_GayBerne", i_is_GB)
195 >       call getElementProperty(atypes, i, "is_EAM", i_is_EAM)
196 >       call getElementProperty(atypes, i, "is_Shape", i_is_Shape)
197  
198 <       call getElementProperty(atypes, i, "is_LennardJones", thisProperty)
186 <       PropertyMap(i)%is_LennardJones = thisProperty
198 >       do j = i, nAtypes
199  
200 <       call getElementProperty(atypes, i, "is_Electrostatic", thisProperty)
201 <       PropertyMap(i)%is_Electrostatic = thisProperty
200 >          iHash = 0
201 >          myRcut = 0.0_dp
202  
203 <       call getElementProperty(atypes, i, "is_Charge", thisProperty)
204 <       PropertyMap(i)%is_Charge = thisProperty
203 >          call getElementProperty(atypes, j, "is_LennardJones", j_is_LJ)
204 >          call getElementProperty(atypes, j, "is_Electrostatic", j_is_Elect)
205 >          call getElementProperty(atypes, j, "is_Sticky", j_is_Sticky)
206 >          call getElementProperty(atypes, j, "is_StickyPower", j_is_StickyP)
207 >          call getElementProperty(atypes, j, "is_GayBerne", j_is_GB)
208 >          call getElementProperty(atypes, j, "is_EAM", j_is_EAM)
209 >          call getElementProperty(atypes, j, "is_Shape", j_is_Shape)
210  
211 <       call getElementProperty(atypes, i, "is_Dipole", thisProperty)
212 <       PropertyMap(i)%is_Dipole = thisProperty
211 >          if (i_is_LJ .and. j_is_LJ) then
212 >             iHash = ior(iHash, LJ_PAIR)            
213 >          endif
214 >          
215 >          if (i_is_Elect .and. j_is_Elect) then
216 >             iHash = ior(iHash, ELECTROSTATIC_PAIR)
217 >          endif
218 >          
219 >          if (i_is_Sticky .and. j_is_Sticky) then
220 >             iHash = ior(iHash, STICKY_PAIR)
221 >          endif
222  
223 <       call getElementProperty(atypes, i, "is_Quadrupole", thisProperty)
224 <       PropertyMap(i)%is_Quadrupole = thisProperty
223 >          if (i_is_StickyP .and. j_is_StickyP) then
224 >             iHash = ior(iHash, STICKYPOWER_PAIR)
225 >          endif
226  
227 <       call getElementProperty(atypes, i, "is_Sticky", thisProperty)
228 <       PropertyMap(i)%is_Sticky = thisProperty
229 <      
203 <       call getElementProperty(atypes, i, "is_StickyPower", thisProperty)
204 <       PropertyMap(i)%is_StickyPower = thisProperty
227 >          if (i_is_EAM .and. j_is_EAM) then
228 >             iHash = ior(iHash, EAM_PAIR)
229 >          endif
230  
231 <       call getElementProperty(atypes, i, "is_GayBerne", thisProperty)
232 <       PropertyMap(i)%is_GayBerne = thisProperty
231 >          if (i_is_GB .and. j_is_GB) iHash = ior(iHash, GAYBERNE_PAIR)
232 >          if (i_is_GB .and. j_is_LJ) iHash = ior(iHash, GAYBERNE_LJ)
233 >          if (i_is_LJ .and. j_is_GB) iHash = ior(iHash, GAYBERNE_LJ)
234  
235 <       call getElementProperty(atypes, i, "is_EAM", thisProperty)
236 <       PropertyMap(i)%is_EAM = thisProperty
235 >          if (i_is_Shape .and. j_is_Shape) iHash = ior(iHash, SHAPE_PAIR)
236 >          if (i_is_Shape .and. j_is_LJ) iHash = ior(iHash, SHAPE_LJ)
237 >          if (i_is_LJ .and. j_is_Shape) iHash = ior(iHash, SHAPE_LJ)
238  
212       call getElementProperty(atypes, i, "is_Shape", thisProperty)
213       PropertyMap(i)%is_Shape = thisProperty
239  
240 <       call getElementProperty(atypes, i, "is_FLARB", thisProperty)
241 <       PropertyMap(i)%is_FLARB = thisProperty
240 >          InteractionHash(i,j) = iHash
241 >          InteractionHash(j,i) = iHash
242 >
243 >       end do
244 >
245      end do
246  
247 <    havePropertyMap = .true.
247 >    haveInteractionHash = .true.
248 >  end subroutine createInteractionHash
249  
250 <  end subroutine createPropertyMap
250 >  subroutine createGtypeCutoffMap(stat)
251 >
252 >    integer, intent(out), optional :: stat
253 >    logical :: i_is_LJ
254 >    logical :: i_is_Elect
255 >    logical :: i_is_Sticky
256 >    logical :: i_is_StickyP
257 >    logical :: i_is_GB
258 >    logical :: i_is_EAM
259 >    logical :: i_is_Shape
260 >    logical :: GtypeFound
261 >
262 >    integer :: myStatus, nAtypes,  i, j, istart, iend, jstart, jend
263 >    integer :: n_in_i, me_i, ia, g, atom1, nGroupTypes
264 >    integer :: nGroupsInRow
265 >    real(kind=dp):: thisSigma, bigSigma, thisRcut, tol, skin
266 >    real(kind=dp) :: biggestAtypeCutoff
267 >
268 >    stat = 0
269 >    if (.not. haveInteractionHash) then
270 >       call createInteractionHash(myStatus)      
271 >       if (myStatus .ne. 0) then
272 >          write(default_error, *) 'createInteractionHash failed in doForces!'
273 >          stat = -1
274 >          return
275 >       endif
276 >    endif
277 > #ifdef IS_MPI
278 >    nGroupsInRow = getNgroupsInRow(plan_group_row)
279 > #endif
280 >    nAtypes = getSize(atypes)
281 > ! Set all of the initial cutoffs to zero.
282 >    atypeMaxCutoff = 0.0_dp
283 >    do i = 1, nAtypes
284 >       if (SimHasAtype(i)) then    
285 >          call getElementProperty(atypes, i, "is_LennardJones", i_is_LJ)
286 >          call getElementProperty(atypes, i, "is_Electrostatic", i_is_Elect)
287 >          call getElementProperty(atypes, i, "is_Sticky", i_is_Sticky)
288 >          call getElementProperty(atypes, i, "is_StickyPower", i_is_StickyP)
289 >          call getElementProperty(atypes, i, "is_GayBerne", i_is_GB)
290 >          call getElementProperty(atypes, i, "is_EAM", i_is_EAM)
291 >          call getElementProperty(atypes, i, "is_Shape", i_is_Shape)
292 >          
293 >
294 >          if (i_is_LJ) then
295 >             thisRcut = getSigma(i) * 2.5_dp
296 >             if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut
297 >          endif
298 >          if (i_is_Elect) then
299 >             thisRcut = defaultRcut
300 >             if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut
301 >          endif
302 >          if (i_is_Sticky) then
303 >             thisRcut = getStickyCut(i)
304 >             if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut
305 >          endif
306 >          if (i_is_StickyP) then
307 >             thisRcut = getStickyPowerCut(i)
308 >             if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut
309 >          endif
310 >          if (i_is_GB) then
311 >             thisRcut = getGayBerneCut(i)
312 >             if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut
313 >          endif
314 >          if (i_is_EAM) then
315 >             thisRcut = getEAMCut(i)
316 >             if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut
317 >          endif
318 >          if (i_is_Shape) then
319 >             thisRcut = getShapeCut(i)
320 >             if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut
321 >          endif
322 >          
323 >          if (atypeMaxCutoff(i).gt.biggestAtypeCutoff) then
324 >             biggestAtypeCutoff = atypeMaxCutoff(i)
325 >          endif
326 >       endif
327 >    enddo
328 >  
329 >    nGroupTypes = 0
330 >    
331 >    istart = 1
332 > #ifdef IS_MPI
333 >    iend = nGroupsInRow
334 > #else
335 >    iend = nGroups
336 > #endif
337 >    
338 >    !! allocate the groupToGtype and gtypeMaxCutoff here.
339 >    if(.not.allocated(groupToGtype)) then
340 >       allocate(groupToGtype(iend))
341 >       allocate(groupMaxCutoff(iend))
342 >       allocate(gtypeMaxCutoff(iend))
343 >       groupMaxCutoff = 0.0_dp
344 >       gtypeMaxCutoff = 0.0_dp
345 >    endif
346 >    !! first we do a single loop over the cutoff groups to find the
347 >    !! largest cutoff for any atypes present in this group.  We also
348 >    !! create gtypes at this point.
349 >    
350 >    tol = 1.0d-6
351 >    
352 >    do i = istart, iend      
353 >       n_in_i = groupStartRow(i+1) - groupStartRow(i)
354 >       groupMaxCutoff(i) = 0.0_dp
355 >       do ia = groupStartRow(i), groupStartRow(i+1)-1
356 >          atom1 = groupListRow(ia)
357 > #ifdef IS_MPI
358 >          me_i = atid_row(atom1)
359 > #else
360 >          me_i = atid(atom1)
361 > #endif          
362 >          if (atypeMaxCutoff(me_i).gt.groupMaxCutoff(i)) then
363 >             groupMaxCutoff(i)=atypeMaxCutoff(me_i)
364 >          endif          
365 >       enddo
366 >
367 >       if (nGroupTypes.eq.0) then
368 >          nGroupTypes = nGroupTypes + 1
369 >          gtypeMaxCutoff(nGroupTypes) = groupMaxCutoff(i)
370 >          groupToGtype(i) = nGroupTypes
371 >       else
372 >          GtypeFound = .false.
373 >          do g = 1, nGroupTypes
374 >             if ( abs(groupMaxCutoff(i) - gtypeMaxCutoff(g)).lt.tol) then
375 >                groupToGtype(i) = g
376 >                GtypeFound = .true.
377 >             endif
378 >          enddo
379 >          if (.not.GtypeFound) then            
380 >             nGroupTypes = nGroupTypes + 1
381 >             gtypeMaxCutoff(nGroupTypes) = groupMaxCutoff(i)
382 >             groupToGtype(i) = nGroupTypes
383 >          endif
384 >       endif
385 >    enddo    
386 >
387 >    !! allocate the gtypeCutoffMap here.
388 >    allocate(gtypeCutoffMap(nGroupTypes,nGroupTypes))
389 >    !! then we do a double loop over all the group TYPES to find the cutoff
390 >    !! map between groups of two types
391 >    
392 >    do i = 1, nGroupTypes
393 >       do j = 1, nGroupTypes
394 >      
395 >          select case(cutoffPolicy)
396 >          case(TRADITIONAL_CUTOFF_POLICY)
397 >             thisRcut = maxval(gtypeMaxCutoff)
398 >          case(MIX_CUTOFF_POLICY)
399 >             thisRcut = 0.5_dp * (gtypeMaxCutoff(i) + gtypeMaxCutoff(j))
400 >          case(MAX_CUTOFF_POLICY)
401 >             thisRcut = max(gtypeMaxCutoff(i), gtypeMaxCutoff(j))
402 >          case default
403 >             call handleError("createGtypeCutoffMap", "Unknown Cutoff Policy")
404 >             return
405 >          end select
406 >          gtypeCutoffMap(i,j)%rcut = thisRcut
407 >          gtypeCutoffMap(i,j)%rcutsq = thisRcut*thisRcut
408 >          skin = defaultRlist - defaultRcut
409 >          gtypeCutoffMap(i,j)%rlistsq = (thisRcut + skin)**2
410  
411 +       enddo
412 +    enddo
413 +    
414 +    haveGtypeCutoffMap = .true.
415 +   end subroutine createGtypeCutoffMap
416 +
417 +   subroutine setDefaultCutoffs(defRcut, defRsw, defRlist, cutPolicy)
418 +     real(kind=dp),intent(in) :: defRcut, defRsw, defRlist
419 +     integer, intent(in) :: cutPolicy
420 +
421 +     defaultRcut = defRcut
422 +     defaultRsw = defRsw
423 +     defaultRlist = defRlist
424 +     cutoffPolicy = cutPolicy
425 +     rcuti = 1.0_dp / defaultRcut
426 +   end subroutine setDefaultCutoffs
427 +
428 +   subroutine setCutoffPolicy(cutPolicy)
429 +
430 +     integer, intent(in) :: cutPolicy
431 +     cutoffPolicy = cutPolicy
432 +     call createGtypeCutoffMap()
433 +   end subroutine setCutoffPolicy
434 +    
435 +    
436    subroutine setSimVariables()
437      SIM_uses_DirectionalAtoms = SimUsesDirectionalAtoms()
225    SIM_uses_LennardJones = SimUsesLennardJones()
226    SIM_uses_Electrostatics = SimUsesElectrostatics()
227    SIM_uses_Charges = SimUsesCharges()
228    SIM_uses_Dipoles = SimUsesDipoles()
229    SIM_uses_Sticky = SimUsesSticky()
230    SIM_uses_StickyPower = SimUsesStickyPower()
231    SIM_uses_GayBerne = SimUsesGayBerne()
438      SIM_uses_EAM = SimUsesEAM()
233    SIM_uses_Shapes = SimUsesShapes()
234    SIM_uses_FLARB = SimUsesFLARB()
235    SIM_uses_RF = SimUsesRF()
439      SIM_requires_postpair_calc = SimRequiresPostpairCalc()
440      SIM_requires_prepair_calc = SimRequiresPrepairCalc()
441      SIM_uses_PBC = SimUsesPBC()
442 +    SIM_uses_RF = SimUsesRF()
443  
444      haveSIMvariables = .true.
445  
# Line 249 | Line 453 | contains
453  
454      error = 0
455  
456 <    if (.not. havePropertyMap) then
456 >    if (.not. haveInteractionHash) then      
457 >       myStatus = 0      
458 >       call createInteractionHash(myStatus)      
459 >       if (myStatus .ne. 0) then
460 >          write(default_error, *) 'createInteractionHash failed in doForces!'
461 >          error = -1
462 >          return
463 >       endif
464 >    endif
465  
466 <       myStatus = 0
467 <
468 <       call createPropertyMap(myStatus)
257 <
466 >    if (.not. haveGtypeCutoffMap) then        
467 >       myStatus = 0      
468 >       call createGtypeCutoffMap(myStatus)      
469         if (myStatus .ne. 0) then
470 <          write(default_error, *) 'createPropertyMap failed in doForces!'
470 >          write(default_error, *) 'createGtypeCutoffMap failed in doForces!'
471            error = -1
472            return
473         endif
# Line 266 | Line 477 | contains
477         call setSimVariables()
478      endif
479  
480 <    if (.not. haveRlist) then
481 <       write(default_error, *) 'rList has not been set in doForces!'
482 <       error = -1
483 <       return
484 <    endif
480 >  !  if (.not. haveRlist) then
481 >  !     write(default_error, *) 'rList has not been set in doForces!'
482 >  !     error = -1
483 >  !     return
484 >  !  endif
485  
486      if (.not. haveNeighborList) then
487         write(default_error, *) 'neighbor list has not been initialized in doForces!'
# Line 295 | Line 506 | contains
506    end subroutine doReadyCheck
507  
508  
509 <  subroutine init_FF(use_RF_c, thisStat)
509 >  subroutine init_FF(use_RF, correctionMethod, dampingAlpha, thisStat)
510  
511 <    logical, intent(in) :: use_RF_c
512 <
511 >    logical, intent(in) :: use_RF
512 >    integer, intent(in) :: correctionMethod
513 >    real(kind=dp), intent(in) :: dampingAlpha
514      integer, intent(out) :: thisStat  
515      integer :: my_status, nMatches
516      integer, pointer :: MatchList(:) => null()
# Line 308 | Line 520 | contains
520      thisStat = 0
521  
522      !! Fortran's version of a cast:
523 <    FF_uses_RF = use_RF_c
523 >    FF_uses_RF = use_RF
524  
525 +        
526      !! init_FF is called *after* all of the atom types have been
527      !! defined in atype_module using the new_atype subroutine.
528      !!
# Line 317 | Line 530 | contains
530      !! interactions are used by the force field.    
531  
532      FF_uses_DirectionalAtoms = .false.
320    FF_uses_LennardJones = .false.
321    FF_uses_Electrostatics = .false.
322    FF_uses_Charges = .false.    
533      FF_uses_Dipoles = .false.
324    FF_uses_Sticky = .false.
325    FF_uses_StickyPower = .false.
534      FF_uses_GayBerne = .false.
535      FF_uses_EAM = .false.
328    FF_uses_Shapes = .false.
329    FF_uses_FLARB = .false.
536  
537      call getMatchingElementList(atypes, "is_Directional", .true., &
538           nMatches, MatchList)
539      if (nMatches .gt. 0) FF_uses_DirectionalAtoms = .true.
540  
335    call getMatchingElementList(atypes, "is_LennardJones", .true., &
336         nMatches, MatchList)
337    if (nMatches .gt. 0) FF_uses_LennardJones = .true.
338
339    call getMatchingElementList(atypes, "is_Electrostatic", .true., &
340         nMatches, MatchList)
341    if (nMatches .gt. 0) then
342       FF_uses_Electrostatics = .true.
343    endif
344
345    call getMatchingElementList(atypes, "is_Charge", .true., &
346         nMatches, MatchList)
347    if (nMatches .gt. 0) then
348       FF_uses_Charges = .true.  
349       FF_uses_Electrostatics = .true.
350    endif
351
541      call getMatchingElementList(atypes, "is_Dipole", .true., &
542           nMatches, MatchList)
543 <    if (nMatches .gt. 0) then
355 <       FF_uses_Dipoles = .true.
356 <       FF_uses_Electrostatics = .true.
357 <       FF_uses_DirectionalAtoms = .true.
358 <    endif
359 <
360 <    call getMatchingElementList(atypes, "is_Quadrupole", .true., &
361 <         nMatches, MatchList)
362 <    if (nMatches .gt. 0) then
363 <       FF_uses_Quadrupoles = .true.
364 <       FF_uses_Electrostatics = .true.
365 <       FF_uses_DirectionalAtoms = .true.
366 <    endif
367 <
368 <    call getMatchingElementList(atypes, "is_Sticky", .true., nMatches, &
369 <         MatchList)
370 <    if (nMatches .gt. 0) then
371 <       FF_uses_Sticky = .true.
372 <       FF_uses_DirectionalAtoms = .true.
373 <    endif
374 <
375 <    call getMatchingElementList(atypes, "is_StickyPower", .true., nMatches, &
376 <         MatchList)
377 <    if (nMatches .gt. 0) then
378 <       FF_uses_StickyPower = .true.
379 <       FF_uses_DirectionalAtoms = .true.
380 <    endif
543 >    if (nMatches .gt. 0) FF_uses_Dipoles = .true.
544      
545      call getMatchingElementList(atypes, "is_GayBerne", .true., &
546           nMatches, MatchList)
547 <    if (nMatches .gt. 0) then
385 <       FF_uses_GayBerne = .true.
386 <       FF_uses_DirectionalAtoms = .true.
387 <    endif
547 >    if (nMatches .gt. 0) FF_uses_GayBerne = .true.
548  
549      call getMatchingElementList(atypes, "is_EAM", .true., nMatches, MatchList)
550      if (nMatches .gt. 0) FF_uses_EAM = .true.
551  
392    call getMatchingElementList(atypes, "is_Shape", .true., &
393         nMatches, MatchList)
394    if (nMatches .gt. 0) then
395       FF_uses_Shapes = .true.
396       FF_uses_DirectionalAtoms = .true.
397    endif
552  
399    call getMatchingElementList(atypes, "is_FLARB", .true., &
400         nMatches, MatchList)
401    if (nMatches .gt. 0) FF_uses_FLARB = .true.
402
403    !! Assume sanity (for the sake of argument)
553      haveSaneForceField = .true.
554  
555      !! check to make sure the FF_uses_RF setting makes sense
556  
557 <    if (FF_uses_dipoles) then
557 >    if (FF_uses_Dipoles) then
558         if (FF_uses_RF) then
559            dielect = getDielect()
560            call initialize_rf(dielect)
561         endif
562      else
563 <       if (FF_uses_RF) then          
563 >       if ((corrMethod == 3) .or. FF_uses_RF) then
564            write(default_error,*) 'Using Reaction Field with no dipoles?  Huh?'
565            thisStat = -1
566            haveSaneForceField = .false.
# Line 419 | Line 568 | contains
568         endif
569      endif
570  
422    !sticky module does not contain check_sticky_FF anymore
423    !if (FF_uses_sticky) then
424    !   call check_sticky_FF(my_status)
425    !   if (my_status /= 0) then
426    !      thisStat = -1
427    !      haveSaneForceField = .false.
428    !      return
429    !   end if
430    !endif
431
571      if (FF_uses_EAM) then
572         call init_EAM_FF(my_status)
573         if (my_status /= 0) then
# Line 446 | Line 585 | contains
585            haveSaneForceField = .false.
586            return
587         endif
449    endif
450
451    if (FF_uses_GayBerne .and. FF_uses_LennardJones) then
588      endif
589  
590      if (.not. haveNeighborList) then
# Line 514 | Line 650 | contains
650      integer :: localError
651      integer :: propPack_i, propPack_j
652      integer :: loopStart, loopEnd, loop
653 <
653 >    integer :: iHash
654      real(kind=dp) :: listSkin = 1.0  
655  
656      !! initialize local variables  
# Line 633 | Line 769 | contains
769               endif
770  
771   #ifdef IS_MPI
772 +             me_j = atid_col(j)
773               call get_interatomic_vector(q_group_Row(:,i), &
774                    q_group_Col(:,j), d_grp, rgrpsq)
775   #else
776 +             me_j = atid(j)
777               call get_interatomic_vector(q_group(:,i), &
778                    q_group(:,j), d_grp, rgrpsq)
779   #endif
780  
781 <             if (rgrpsq < rlistsq) then
781 >             if (rgrpsq < gtypeCutoffMap(groupToGtype(i),groupToGtype(j))%rListsq) then
782                  if (update_nlist) then
783                     nlist = nlist + 1
784  
# Line 840 | Line 978 | contains
978  
979      if (FF_RequiresPostpairCalc() .and. SIM_requires_postpair_calc) then
980  
981 <       if (FF_uses_RF .and. SIM_uses_RF) then
981 >       if ((FF_uses_RF .and. SIM_uses_RF) .or. (corrMethod == 3)) then
982  
983   #ifdef IS_MPI
984            call scatter(rf_Row,rf,plan_atom_row_3d)
# Line 858 | Line 996 | contains
996   #else
997               me_i = atid(i)
998   #endif
999 <
1000 <             if (PropertyMap(me_i)%is_Dipole) then
999 >             iHash = InteractionHash(me_i,me_j)
1000 >            
1001 >             if ( iand(iHash, ELECTROSTATIC_PAIR).ne.0 ) then
1002  
1003                  mu_i = getDipoleMoment(me_i)
1004  
# Line 923 | Line 1062 | contains
1062      real ( kind = dp ), intent(inout) :: rijsq
1063      real ( kind = dp )                :: r
1064      real ( kind = dp ), intent(inout) :: d(3)
926    real ( kind = dp ) :: ebalance
1065      integer :: me_i, me_j
1066  
1067 +    integer :: iHash
1068 +
1069      r = sqrt(rijsq)
1070      vpair = 0.0d0
1071      fpair(1:3) = 0.0d0
# Line 938 | Line 1078 | contains
1078      me_j = atid(j)
1079   #endif
1080  
1081 <    !    write(*,*) i, j, me_i, me_j
1081 >    iHash = InteractionHash(me_i, me_j)
1082  
1083 <    if (FF_uses_LennardJones .and. SIM_uses_LennardJones) then
1084 <
945 <       if ( PropertyMap(me_i)%is_LennardJones .and. &
946 <            PropertyMap(me_j)%is_LennardJones ) then
947 <          call do_lj_pair(i, j, d, r, rijsq, sw, vpair, fpair, pot, f, do_pot)
948 <       endif
949 <
1083 >    if ( iand(iHash, LJ_PAIR).ne.0 ) then
1084 >       call do_lj_pair(i, j, d, r, rijsq, sw, vpair, fpair, pot, f, do_pot)
1085      endif
1086  
1087 <    if (FF_uses_Electrostatics .and. SIM_uses_Electrostatics) then
1087 >    if ( iand(iHash, ELECTROSTATIC_PAIR).ne.0 ) then
1088 >       call doElectrostaticPair(i, j, d, r, rijsq, sw, vpair, fpair, &
1089 >            pot, eFrame, f, t, do_pot, corrMethod, rcuti)
1090  
1091 <       if (PropertyMap(me_i)%is_Electrostatic .and. &
955 <            PropertyMap(me_j)%is_Electrostatic) then
956 <          call doElectrostaticPair(i, j, d, r, rijsq, sw, vpair, fpair, &
957 <               pot, eFrame, f, t, do_pot, ebalance)
958 <       endif
1091 >       if ((FF_uses_RF .and. SIM_uses_RF) .or. (corrMethod == 3)) then
1092  
1093 <       if (FF_uses_dipoles .and. SIM_uses_dipoles) then      
1094 <          if ( PropertyMap(me_i)%is_Dipole .and. &
1095 <               PropertyMap(me_j)%is_Dipole) then
963 <             if (FF_uses_RF .and. SIM_uses_RF) then
964 <                call accumulate_rf(i, j, r, eFrame, sw)
965 <                call rf_correct_forces(i, j, d, r, eFrame, sw, f, fpair)
966 <             endif
967 <          endif
1093 >          ! CHECK ME (RF needs to know about all electrostatic types)
1094 >          call accumulate_rf(i, j, r, eFrame, sw)
1095 >          call rf_correct_forces(i, j, d, r, eFrame, sw, f, fpair)
1096         endif
1097 +
1098      endif
1099  
1100 +    if ( iand(iHash, STICKY_PAIR).ne.0 ) then
1101 +       call do_sticky_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
1102 +            pot, A, f, t, do_pot)
1103 +    endif
1104  
1105 <    if (FF_uses_Sticky .and. SIM_uses_sticky) then
1106 <
1107 <       if ( PropertyMap(me_i)%is_Sticky .and. PropertyMap(me_j)%is_Sticky) then
975 <          call do_sticky_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
976 <               pot, A, f, t, do_pot)
977 <       endif
978 <
1105 >    if ( iand(iHash, STICKYPOWER_PAIR).ne.0 ) then
1106 >       call do_sticky_power_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
1107 >            pot, A, f, t, do_pot)
1108      endif
1109  
1110 <    if (FF_uses_StickyPower .and. SIM_uses_stickypower) then
1111 <       if ( PropertyMap(me_i)%is_StickyPower .and. &
1112 <            PropertyMap(me_j)%is_StickyPower) then
984 <          call do_sticky_power_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
985 <               pot, A, f, t, do_pot, ebalance)
986 <       endif
1110 >    if ( iand(iHash, GAYBERNE_PAIR).ne.0 ) then
1111 >       call do_gb_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
1112 >            pot, A, f, t, do_pot)
1113      endif
1114      
1115 <    if (FF_uses_GayBerne .and. SIM_uses_GayBerne) then
1116 <
1117 <       if ( PropertyMap(me_i)%is_GayBerne .and. &
992 <            PropertyMap(me_j)%is_GayBerne) then
993 <          call do_gb_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
994 <               pot, A, f, t, do_pot)
995 <       endif
996 <
1115 >    if ( iand(iHash, GAYBERNE_LJ).ne.0 ) then
1116 > !      call do_gblj_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
1117 > !           pot, A, f, t, do_pot)
1118      endif
1119  
1120 <    if (FF_uses_EAM .and. SIM_uses_EAM) then
1121 <
1122 <       if ( PropertyMap(me_i)%is_EAM .and. PropertyMap(me_j)%is_EAM) then
1002 <          call do_eam_pair(i, j, d, r, rijsq, sw, vpair, fpair, pot, f, &
1003 <               do_pot)
1004 <       endif
1005 <
1120 >    if ( iand(iHash, EAM_PAIR).ne.0 ) then      
1121 >       call do_eam_pair(i, j, d, r, rijsq, sw, vpair, fpair, pot, f, &
1122 >            do_pot)
1123      endif
1124  
1125 <
1126 <    !    write(*,*) PropertyMap(me_i)%is_Shape,PropertyMap(me_j)%is_Shape
1127 <
1011 <    if (FF_uses_Shapes .and. SIM_uses_Shapes) then
1012 <       if ( PropertyMap(me_i)%is_Shape .and. &
1013 <            PropertyMap(me_j)%is_Shape ) then
1014 <          call do_shape_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
1015 <               pot, A, f, t, do_pot)
1016 <       endif
1017 <       if ( (PropertyMap(me_i)%is_Shape .and. &
1018 <            PropertyMap(me_j)%is_LennardJones) .or. &
1019 <            (PropertyMap(me_i)%is_LennardJones .and. &
1020 <            PropertyMap(me_j)%is_Shape) ) then
1021 <          call do_shape_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
1022 <               pot, A, f, t, do_pot)
1023 <       endif
1125 >    if ( iand(iHash, SHAPE_PAIR).ne.0 ) then      
1126 >       call do_shape_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
1127 >            pot, A, f, t, do_pot)
1128      endif
1129  
1130 +    if ( iand(iHash, SHAPE_LJ).ne.0 ) then      
1131 +       call do_shape_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
1132 +            pot, A, f, t, do_pot)
1133 +    endif
1134 +    
1135    end subroutine do_pair
1136  
1137    subroutine do_prepair(i, j, rijsq, d, sw, rcijsq, dc, &
# Line 1040 | Line 1149 | contains
1149      real ( kind = dp )                :: r, rc
1150      real ( kind = dp ), intent(inout) :: d(3), dc(3)
1151  
1152 <    logical :: is_EAM_i, is_EAM_j
1152 >    integer :: me_i, me_j, iHash
1153  
1045    integer :: me_i, me_j
1046
1047
1154      r = sqrt(rijsq)
1049    if (SIM_uses_molecular_cutoffs) then
1050       rc = sqrt(rcijsq)
1051    else
1052       rc = r
1053    endif
1155  
1055
1156   #ifdef IS_MPI  
1157      me_i = atid_row(i)
1158      me_j = atid_col(j)  
# Line 1061 | Line 1161 | contains
1161      me_j = atid(j)  
1162   #endif
1163  
1164 <    if (FF_uses_EAM .and. SIM_uses_EAM) then
1164 >    iHash = InteractionHash(me_i, me_j)
1165  
1166 <       if (PropertyMap(me_i)%is_EAM .and. PropertyMap(me_j)%is_EAM) &
1166 >    if ( iand(iHash, EAM_PAIR).ne.0 ) then      
1167              call calc_EAM_prepair_rho(i, j, d, r, rijsq )
1068
1168      endif
1169 <
1169 >    
1170    end subroutine do_prepair
1171  
1172  
# Line 1261 | Line 1360 | contains
1360  
1361    function FF_UsesDirectionalAtoms() result(doesit)
1362      logical :: doesit
1363 <    doesit = FF_uses_DirectionalAtoms .or. FF_uses_Dipoles .or. &
1265 <         FF_uses_Quadrupoles .or. FF_uses_Sticky .or. &
1266 <         FF_uses_StickyPower .or. FF_uses_GayBerne .or. FF_uses_Shapes
1363 >    doesit = FF_uses_DirectionalAtoms
1364    end function FF_UsesDirectionalAtoms
1365  
1366    function FF_RequiresPrepairCalc() result(doesit)
# Line 1274 | Line 1371 | contains
1371    function FF_RequiresPostpairCalc() result(doesit)
1372      logical :: doesit
1373      doesit = FF_uses_RF
1374 +    if (corrMethod == 3) doesit = .true.
1375    end function FF_RequiresPostpairCalc
1376  
1377   #ifdef PROFILE

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