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Comparing trunk/OOPSE-4/src/UseTheForce/doForces.F90 (file contents):
Revision 1948 by gezelter, Fri Jan 14 20:31:16 2005 UTC vs.
Revision 3129 by chrisfen, Fri Apr 20 18:15:48 2007 UTC

#	Line 45 | Line 45
45
46		!! @author Charles F. Vardeman II
47		!! @author Matthew Meineke
48	<	!! @version $Id: doForces.F90,v 1.10 2005-01-14 20:31:12 gezelter Exp $, $Date: 2005-01-14 20:31:12 $, $Name: not supported by cvs2svn $, $Revision: 1.10 $
48	>	!! @version $Id: doForces.F90,v 1.87 2007-04-20 18:15:46 chrisfen Exp $, $Date: 2007-04-20 18:15:46 $, $Name: not supported by cvs2svn $, $Revision: 1.87 $
49
50
51		module doForces
#	Line 57 | Line 57 | module doForces
57		use neighborLists
58		use lj
59		use sticky
60	<	use dipole_dipole
61	<	use charge_charge
62	<	use reaction_field
63	<	use gb_pair
60	>	use electrostatic_module
61	>	use gayberne
62		use shapes
63		use vector_class
64		use eam
65	+	use suttonchen
66		use status
67		#ifdef IS_MPI
68		use mpiSimulation
#	Line 73 | Line 72 | module doForces
72		PRIVATE
73
74		#define __FORTRAN90
75	<	#include "UseTheForce/fSwitchingFunction.h"
75	>	#include "UseTheForce/fCutoffPolicy.h"
76	>	#include "UseTheForce/DarkSide/fInteractionMap.h"
77	>	#include "UseTheForce/DarkSide/fElectrostaticSummationMethod.h"
78
79		INTEGER, PARAMETER:: PREPAIR_LOOP = 1
80		INTEGER, PARAMETER:: PAIR_LOOP    = 2
81
81	–	logical, save :: haveRlist = .false.
82		logical, save :: haveNeighborList = .false.
83		logical, save :: haveSIMvariables = .false.
84	–	logical, save :: havePropertyMap = .false.
84		logical, save :: haveSaneForceField = .false.
85	<
85	>	logical, save :: haveInteractionHash = .false.
86	>	logical, save :: haveGtypeCutoffMap = .false.
87	>	logical, save :: haveDefaultCutoffs = .false.
88	>	logical, save :: haveSkinThickness = .false.
89	>	logical, save :: haveElectrostaticSummationMethod = .false.
90	>	logical, save :: haveCutoffPolicy = .false.
91	>	logical, save :: VisitCutoffsAfterComputing = .false.
92	>	logical, save :: do_box_dipole = .false.
93	>
94		logical, save :: FF_uses_DirectionalAtoms
95	<	logical, save :: FF_uses_LennardJones
89	<	logical, save :: FF_uses_Electrostatic
90	<	logical, save :: FF_uses_charges
91	<	logical, save :: FF_uses_dipoles
92	<	logical, save :: FF_uses_sticky
95	>	logical, save :: FF_uses_Dipoles
96		logical, save :: FF_uses_GayBerne
97		logical, save :: FF_uses_EAM
98	<	logical, save :: FF_uses_Shapes
99	<	logical, save :: FF_uses_FLARB
100	<	logical, save :: FF_uses_RF
98	>	logical, save :: FF_uses_SC
99	>	logical, save :: FF_uses_MEAM
100	>
101
102		logical, save :: SIM_uses_DirectionalAtoms
100	–	logical, save :: SIM_uses_LennardJones
101	–	logical, save :: SIM_uses_Electrostatics
102	–	logical, save :: SIM_uses_Charges
103	–	logical, save :: SIM_uses_Dipoles
104	–	logical, save :: SIM_uses_Sticky
105	–	logical, save :: SIM_uses_GayBerne
103		logical, save :: SIM_uses_EAM
104	<	logical, save :: SIM_uses_Shapes
105	<	logical, save :: SIM_uses_FLARB
109	<	logical, save :: SIM_uses_RF
104	>	logical, save :: SIM_uses_SC
105	>	logical, save :: SIM_uses_MEAM
106		logical, save :: SIM_requires_postpair_calc
107		logical, save :: SIM_requires_prepair_calc
108		logical, save :: SIM_uses_PBC
109	<	logical, save :: SIM_uses_molecular_cutoffs
109	>	logical, save :: SIM_uses_AtomicVirial
110
111	<	real(kind=dp), save :: rlist, rlistsq
111	>	integer, save :: electrostaticSummationMethod
112	>	integer, save :: cutoffPolicy = TRADITIONAL_CUTOFF_POLICY
113
114	+	real(kind=dp), save :: defaultRcut, defaultRsw, largestRcut
115	+	real(kind=dp), save :: skinThickness
116	+	logical, save :: defaultDoShiftPot
117	+	logical, save :: defaultDoShiftFrc
118	+
119		public :: init_FF
120	+	public :: setCutoffs
121	+	public :: cWasLame
122	+	public :: setElectrostaticMethod
123	+	public :: setBoxDipole
124	+	public :: getBoxDipole
125	+	public :: setCutoffPolicy
126	+	public :: setSkinThickness
127		public :: do_force_loop
119	–	public :: setRlistDF
128
129		#ifdef PROFILE
130		public :: getforcetime
#	Line 124 | Line 132 | module doForces
132		real :: forceTimeInitial, forceTimeFinal
133		integer :: nLoops
134		#endif
135	+
136	+	!! Variables for cutoff mapping and interaction mapping
137	+	! Bit hash to determine pair-pair interactions.
138	+	integer, dimension(:,:), allocatable :: InteractionHash
139	+	real(kind=dp), dimension(:), allocatable :: atypeMaxCutoff
140	+	real(kind=dp), dimension(:), allocatable, target :: groupMaxCutoffRow
141	+	real(kind=dp), dimension(:), pointer :: groupMaxCutoffCol
142
143	<	type :: Properties
144	<	logical :: is_Directional   = .false.
130	<	logical :: is_LennardJones  = .false.
131	<	logical :: is_Electrostatic = .false.
132	<	logical :: is_Charge        = .false.
133	<	logical :: is_Dipole        = .false.
134	<	logical :: is_Sticky        = .false.
135	<	logical :: is_GayBerne      = .false.
136	<	logical :: is_EAM           = .false.
137	<	logical :: is_Shape         = .false.
138	<	logical :: is_FLARB         = .false.
139	<	end type Properties
143	>	integer, dimension(:), allocatable, target :: groupToGtypeRow
144	>	integer, dimension(:), pointer :: groupToGtypeCol => null()
145
146	<	type(Properties), dimension(:),allocatable :: PropertyMap
146	>	real(kind=dp), dimension(:), allocatable,target :: gtypeMaxCutoffRow
147	>	real(kind=dp), dimension(:), pointer :: gtypeMaxCutoffCol
148	>	type ::gtypeCutoffs
149	>	real(kind=dp) :: rcut
150	>	real(kind=dp) :: rcutsq
151	>	real(kind=dp) :: rlistsq
152	>	end type gtypeCutoffs
153	>	type(gtypeCutoffs), dimension(:,:), allocatable :: gtypeCutoffMap
154
155	+	real(kind=dp), dimension(3) :: boxDipole
156	+
157		contains
158
159	<	subroutine setRlistDF( this_rlist )
146	<
147	<	real(kind=dp) :: this_rlist
148	<
149	<	rlist = this_rlist
150	<	rlistsq = rlist * rlist
151	<
152	<	haveRlist = .true.
153	<
154	<	end subroutine setRlistDF
155	<
156	<	subroutine createPropertyMap(status)
159	>	subroutine createInteractionHash()
160		integer :: nAtypes
158	–	integer :: status
161		integer :: i
162	<	logical :: thisProperty
163	<	real (kind=DP) :: thisDPproperty
162	>	integer :: j
163	>	integer :: iHash
164	>	!! Test Types
165	>	logical :: i_is_LJ
166	>	logical :: i_is_Elect
167	>	logical :: i_is_Sticky
168	>	logical :: i_is_StickyP
169	>	logical :: i_is_GB
170	>	logical :: i_is_EAM
171	>	logical :: i_is_Shape
172	>	logical :: i_is_SC
173	>	logical :: i_is_MEAM
174	>	logical :: j_is_LJ
175	>	logical :: j_is_Elect
176	>	logical :: j_is_Sticky
177	>	logical :: j_is_StickyP
178	>	logical :: j_is_GB
179	>	logical :: j_is_EAM
180	>	logical :: j_is_Shape
181	>	logical :: j_is_SC
182	>	logical :: j_is_MEAM
183	>	real(kind=dp) :: myRcut
184
185	<	status = 0
186	<
185	>	if (.not. associated(atypes)) then
186	>	call handleError("doForces", "atypes was not present before call of createInteractionHash!")
187	>	return
188	>	endif
189	>
190		nAtypes = getSize(atypes)
191	<
191	>
192		if (nAtypes == 0) then
193	<	status = -1
193	>	call handleError("doForces", "nAtypes was zero during call of createInteractionHash!")
194		return
195		end if
196	<
197	<	if (.not. allocated(PropertyMap)) then
198	<	allocate(PropertyMap(nAtypes))
196	>
197	>	if (.not. allocated(InteractionHash)) then
198	>	allocate(InteractionHash(nAtypes,nAtypes))
199	>	else
200	>	deallocate(InteractionHash)
201	>	allocate(InteractionHash(nAtypes,nAtypes))
202		endif
203
204	+	if (.not. allocated(atypeMaxCutoff)) then
205	+	allocate(atypeMaxCutoff(nAtypes))
206	+	else
207	+	deallocate(atypeMaxCutoff)
208	+	allocate(atypeMaxCutoff(nAtypes))
209	+	endif
210	+
211		do i = 1, nAtypes
212	<	call getElementProperty(atypes, i, "is_Directional", thisProperty)
213	<	PropertyMap(i)%is_Directional = thisProperty
212	>	call getElementProperty(atypes, i, "is_LennardJones", i_is_LJ)
213	>	call getElementProperty(atypes, i, "is_Electrostatic", i_is_Elect)
214	>	call getElementProperty(atypes, i, "is_Sticky", i_is_Sticky)
215	>	call getElementProperty(atypes, i, "is_StickyPower", i_is_StickyP)
216	>	call getElementProperty(atypes, i, "is_GayBerne", i_is_GB)
217	>	call getElementProperty(atypes, i, "is_EAM", i_is_EAM)
218	>	call getElementProperty(atypes, i, "is_Shape", i_is_Shape)
219	>	call getElementProperty(atypes, i, "is_SC", i_is_SC)
220	>	call getElementProperty(atypes, i, "is_MEAM", i_is_MEAM)
221
222	<	call getElementProperty(atypes, i, "is_LennardJones", thisProperty)
181	<	PropertyMap(i)%is_LennardJones = thisProperty
182	<
183	<	call getElementProperty(atypes, i, "is_Electrostatic", thisProperty)
184	<	PropertyMap(i)%is_Electrostatic = thisProperty
222	>	do j = i, nAtypes
223
224	<	call getElementProperty(atypes, i, "is_Charge", thisProperty)
225	<	PropertyMap(i)%is_Charge = thisProperty
188	<
189	<	call getElementProperty(atypes, i, "is_Dipole", thisProperty)
190	<	PropertyMap(i)%is_Dipole = thisProperty
224	>	iHash = 0
225	>	myRcut = 0.0_dp
226
227	<	call getElementProperty(atypes, i, "is_Sticky", thisProperty)
228	<	PropertyMap(i)%is_Sticky = thisProperty
227	>	call getElementProperty(atypes, j, "is_LennardJones", j_is_LJ)
228	>	call getElementProperty(atypes, j, "is_Electrostatic", j_is_Elect)
229	>	call getElementProperty(atypes, j, "is_Sticky", j_is_Sticky)
230	>	call getElementProperty(atypes, j, "is_StickyPower", j_is_StickyP)
231	>	call getElementProperty(atypes, j, "is_GayBerne", j_is_GB)
232	>	call getElementProperty(atypes, j, "is_EAM", j_is_EAM)
233	>	call getElementProperty(atypes, j, "is_Shape", j_is_Shape)
234	>	call getElementProperty(atypes, j, "is_SC", j_is_SC)
235	>	call getElementProperty(atypes, j, "is_MEAM", j_is_MEAM)
236
237	<	call getElementProperty(atypes, i, "is_GayBerne", thisProperty)
238	<	PropertyMap(i)%is_GayBerne = thisProperty
237	>	if (i_is_LJ .and. j_is_LJ) then
238	>	iHash = ior(iHash, LJ_PAIR)
239	>	endif
240	>
241	>	if (i_is_Elect .and. j_is_Elect) then
242	>	iHash = ior(iHash, ELECTROSTATIC_PAIR)
243	>	endif
244	>
245	>	if (i_is_Sticky .and. j_is_Sticky) then
246	>	iHash = ior(iHash, STICKY_PAIR)
247	>	endif
248
249	<	call getElementProperty(atypes, i, "is_EAM", thisProperty)
250	<	PropertyMap(i)%is_EAM = thisProperty
249	>	if (i_is_StickyP .and. j_is_StickyP) then
250	>	iHash = ior(iHash, STICKYPOWER_PAIR)
251	>	endif
252
253	<	call getElementProperty(atypes, i, "is_Shape", thisProperty)
254	<	PropertyMap(i)%is_Shape = thisProperty
253	>	if (i_is_EAM .and. j_is_EAM) then
254	>	iHash = ior(iHash, EAM_PAIR)
255	>	endif
256
257	<	call getElementProperty(atypes, i, "is_FLARB", thisProperty)
258	<	PropertyMap(i)%is_FLARB = thisProperty
259	<	end do
257	>	if (i_is_SC .and. j_is_SC) then
258	>	iHash = ior(iHash, SC_PAIR)
259	>	endif
260
261	<	havePropertyMap = .true.
261	>	if (i_is_GB .and. j_is_GB) iHash = ior(iHash, GAYBERNE_PAIR)
262	>	if (i_is_GB .and. j_is_LJ) iHash = ior(iHash, GAYBERNE_LJ)
263	>	if (i_is_LJ .and. j_is_GB) iHash = ior(iHash, GAYBERNE_LJ)
264
265	<	end subroutine createPropertyMap
265	>	if (i_is_Shape .and. j_is_Shape) iHash = ior(iHash, SHAPE_PAIR)
266	>	if (i_is_Shape .and. j_is_LJ) iHash = ior(iHash, SHAPE_LJ)
267	>	if (i_is_LJ .and. j_is_Shape) iHash = ior(iHash, SHAPE_LJ)
268
212	–	subroutine setSimVariables()
213	–	SIM_uses_DirectionalAtoms = SimUsesDirectionalAtoms()
214	–	SIM_uses_LennardJones = SimUsesLennardJones()
215	–	SIM_uses_Electrostatics = SimUsesElectrostatics()
216	–	SIM_uses_Charges = SimUsesCharges()
217	–	SIM_uses_Dipoles = SimUsesDipoles()
218	–	SIM_uses_Sticky = SimUsesSticky()
219	–	SIM_uses_GayBerne = SimUsesGayBerne()
220	–	SIM_uses_EAM = SimUsesEAM()
221	–	SIM_uses_Shapes = SimUsesShapes()
222	–	SIM_uses_FLARB = SimUsesFLARB()
223	–	SIM_uses_RF = SimUsesRF()
224	–	SIM_requires_postpair_calc = SimRequiresPostpairCalc()
225	–	SIM_requires_prepair_calc = SimRequiresPrepairCalc()
226	–	SIM_uses_PBC = SimUsesPBC()
269
270	<	haveSIMvariables = .true.
270	>	InteractionHash(i,j) = iHash
271	>	InteractionHash(j,i) = iHash
272
273	<	return
231	<	end subroutine setSimVariables
273	>	end do
274
275	<	subroutine doReadyCheck(error)
234	<	integer, intent(out) :: error
275	>	end do
276
277	<	integer :: myStatus
277	>	haveInteractionHash = .true.
278	>	end subroutine createInteractionHash
279
280	<	error = 0
239	<
240	<	if (.not. havePropertyMap) then
280	>	subroutine createGtypeCutoffMap()
281
282	<	myStatus = 0
283	<
284	<	call createPropertyMap(myStatus)
285	<
286	<	if (myStatus .ne. 0) then
287	<	write(default_error, *) 'createPropertyMap failed in doForces!'
288	<	error = -1
289	<	return
282	>	logical :: i_is_LJ
283	>	logical :: i_is_Elect
284	>	logical :: i_is_Sticky
285	>	logical :: i_is_StickyP
286	>	logical :: i_is_GB
287	>	logical :: i_is_EAM
288	>	logical :: i_is_Shape
289	>	logical :: i_is_SC
290	>	logical :: GtypeFound
291	>
292	>	integer :: myStatus, nAtypes,  i, j, istart, iend, jstart, jend
293	>	integer :: n_in_i, me_i, ia, g, atom1, ja, n_in_j,me_j
294	>	integer :: nGroupsInRow
295	>	integer :: nGroupsInCol
296	>	integer :: nGroupTypesRow,nGroupTypesCol
297	>	real(kind=dp):: thisSigma, bigSigma, thisRcut, tradRcut, tol
298	>	real(kind=dp) :: biggestAtypeCutoff
299	>
300	>	if (.not. haveInteractionHash) then
301	>	call createInteractionHash()
302	>	endif
303	>	#ifdef IS_MPI
304	>	nGroupsInRow = getNgroupsInRow(plan_group_row)
305	>	nGroupsInCol = getNgroupsInCol(plan_group_col)
306	>	#endif
307	>	nAtypes = getSize(atypes)
308	>	! Set all of the initial cutoffs to zero.
309	>	atypeMaxCutoff = 0.0_dp
310	>	do i = 1, nAtypes
311	>	if (SimHasAtype(i)) then
312	>	call getElementProperty(atypes, i, "is_LennardJones", i_is_LJ)
313	>	call getElementProperty(atypes, i, "is_Electrostatic", i_is_Elect)
314	>	call getElementProperty(atypes, i, "is_Sticky", i_is_Sticky)
315	>	call getElementProperty(atypes, i, "is_StickyPower", i_is_StickyP)
316	>	call getElementProperty(atypes, i, "is_GayBerne", i_is_GB)
317	>	call getElementProperty(atypes, i, "is_EAM", i_is_EAM)
318	>	call getElementProperty(atypes, i, "is_Shape", i_is_Shape)
319	>	call getElementProperty(atypes, i, "is_SC", i_is_SC)
320	>
321	>	if (haveDefaultCutoffs) then
322	>	atypeMaxCutoff(i) = defaultRcut
323	>	else
324	>	if (i_is_LJ) then
325	>	thisRcut = getSigma(i) * 2.5_dp
326	>	if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut
327	>	endif
328	>	if (i_is_Elect) then
329	>	thisRcut = defaultRcut
330	>	if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut
331	>	endif
332	>	if (i_is_Sticky) then
333	>	thisRcut = getStickyCut(i)
334	>	if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut
335	>	endif
336	>	if (i_is_StickyP) then
337	>	thisRcut = getStickyPowerCut(i)
338	>	if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut
339	>	endif
340	>	if (i_is_GB) then
341	>	thisRcut = getGayBerneCut(i)
342	>	if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut
343	>	endif
344	>	if (i_is_EAM) then
345	>	thisRcut = getEAMCut(i)
346	>	if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut
347	>	endif
348	>	if (i_is_Shape) then
349	>	thisRcut = getShapeCut(i)
350	>	if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut
351	>	endif
352	>	if (i_is_SC) then
353	>	thisRcut = getSCCut(i)
354	>	if (thisRCut .gt. atypeMaxCutoff(i)) atypeMaxCutoff(i) = thisRCut
355	>	endif
356	>	endif
357	>
358	>	if (atypeMaxCutoff(i).gt.biggestAtypeCutoff) then
359	>	biggestAtypeCutoff = atypeMaxCutoff(i)
360	>	endif
361	>
362		endif
363	+	enddo
364	+
365	+	istart = 1
366	+	jstart = 1
367	+	#ifdef IS_MPI
368	+	iend = nGroupsInRow
369	+	jend = nGroupsInCol
370	+	#else
371	+	iend = nGroups
372	+	jend = nGroups
373	+	#endif
374	+
375	+	!! allocate the groupToGtype and gtypeMaxCutoff here.
376	+	if(.not.allocated(groupToGtypeRow)) then
377	+	!  allocate(groupToGtype(iend))
378	+	allocate(groupToGtypeRow(iend))
379	+	else
380	+	deallocate(groupToGtypeRow)
381	+	allocate(groupToGtypeRow(iend))
382	+	endif
383	+	if(.not.allocated(groupMaxCutoffRow)) then
384	+	allocate(groupMaxCutoffRow(iend))
385	+	else
386	+	deallocate(groupMaxCutoffRow)
387	+	allocate(groupMaxCutoffRow(iend))
388	+	end if
389	+
390	+	if(.not.allocated(gtypeMaxCutoffRow)) then
391	+	allocate(gtypeMaxCutoffRow(iend))
392	+	else
393	+	deallocate(gtypeMaxCutoffRow)
394	+	allocate(gtypeMaxCutoffRow(iend))
395	+	endif
396	+
397	+
398	+	#ifdef IS_MPI
399	+	! We only allocate new storage if we are in MPI because Ncol /= Nrow
400	+	if(.not.associated(groupToGtypeCol)) then
401	+	allocate(groupToGtypeCol(jend))
402	+	else
403	+	deallocate(groupToGtypeCol)
404	+	allocate(groupToGtypeCol(jend))
405	+	end if
406	+
407	+	if(.not.associated(groupMaxCutoffCol)) then
408	+	allocate(groupMaxCutoffCol(jend))
409	+	else
410	+	deallocate(groupMaxCutoffCol)
411	+	allocate(groupMaxCutoffCol(jend))
412	+	end if
413	+	if(.not.associated(gtypeMaxCutoffCol)) then
414	+	allocate(gtypeMaxCutoffCol(jend))
415	+	else
416	+	deallocate(gtypeMaxCutoffCol)
417	+	allocate(gtypeMaxCutoffCol(jend))
418	+	end if
419	+
420	+	groupMaxCutoffCol = 0.0_dp
421	+	gtypeMaxCutoffCol = 0.0_dp
422	+
423	+	#endif
424	+	groupMaxCutoffRow = 0.0_dp
425	+	gtypeMaxCutoffRow = 0.0_dp
426	+
427	+
428	+	!! first we do a single loop over the cutoff groups to find the
429	+	!! largest cutoff for any atypes present in this group.  We also
430	+	!! create gtypes at this point.
431	+
432	+	tol = 1.0e-6_dp
433	+	nGroupTypesRow = 0
434	+	nGroupTypesCol = 0
435	+	do i = istart, iend
436	+	n_in_i = groupStartRow(i+1) - groupStartRow(i)
437	+	groupMaxCutoffRow(i) = 0.0_dp
438	+	do ia = groupStartRow(i), groupStartRow(i+1)-1
439	+	atom1 = groupListRow(ia)
440	+	#ifdef IS_MPI
441	+	me_i = atid_row(atom1)
442	+	#else
443	+	me_i = atid(atom1)
444	+	#endif
445	+	if (atypeMaxCutoff(me_i).gt.groupMaxCutoffRow(i)) then
446	+	groupMaxCutoffRow(i)=atypeMaxCutoff(me_i)
447	+	endif
448	+	enddo
449	+	if (nGroupTypesRow.eq.0) then
450	+	nGroupTypesRow = nGroupTypesRow + 1
451	+	gtypeMaxCutoffRow(nGroupTypesRow) = groupMaxCutoffRow(i)
452	+	groupToGtypeRow(i) = nGroupTypesRow
453	+	else
454	+	GtypeFound = .false.
455	+	do g = 1, nGroupTypesRow
456	+	if ( abs(groupMaxCutoffRow(i) - gtypeMaxCutoffRow(g)).lt.tol) then
457	+	groupToGtypeRow(i) = g
458	+	GtypeFound = .true.
459	+	endif
460	+	enddo
461	+	if (.not.GtypeFound) then
462	+	nGroupTypesRow = nGroupTypesRow + 1
463	+	gtypeMaxCutoffRow(nGroupTypesRow) = groupMaxCutoffRow(i)
464	+	groupToGtypeRow(i) = nGroupTypesRow
465	+	endif
466	+	endif
467	+	enddo
468	+
469	+	#ifdef IS_MPI
470	+	do j = jstart, jend
471	+	n_in_j = groupStartCol(j+1) - groupStartCol(j)
472	+	groupMaxCutoffCol(j) = 0.0_dp
473	+	do ja = groupStartCol(j), groupStartCol(j+1)-1
474	+	atom1 = groupListCol(ja)
475	+
476	+	me_j = atid_col(atom1)
477	+
478	+	if (atypeMaxCutoff(me_j).gt.groupMaxCutoffCol(j)) then
479	+	groupMaxCutoffCol(j)=atypeMaxCutoff(me_j)
480	+	endif
481	+	enddo
482	+
483	+	if (nGroupTypesCol.eq.0) then
484	+	nGroupTypesCol = nGroupTypesCol + 1
485	+	gtypeMaxCutoffCol(nGroupTypesCol) = groupMaxCutoffCol(j)
486	+	groupToGtypeCol(j) = nGroupTypesCol
487	+	else
488	+	GtypeFound = .false.
489	+	do g = 1, nGroupTypesCol
490	+	if ( abs(groupMaxCutoffCol(j) - gtypeMaxCutoffCol(g)).lt.tol) then
491	+	groupToGtypeCol(j) = g
492	+	GtypeFound = .true.
493	+	endif
494	+	enddo
495	+	if (.not.GtypeFound) then
496	+	nGroupTypesCol = nGroupTypesCol + 1
497	+	gtypeMaxCutoffCol(nGroupTypesCol) = groupMaxCutoffCol(j)
498	+	groupToGtypeCol(j) = nGroupTypesCol
499	+	endif
500	+	endif
501	+	enddo
502	+
503	+	#else
504	+	! Set pointers to information we just found
505	+	nGroupTypesCol = nGroupTypesRow
506	+	groupToGtypeCol => groupToGtypeRow
507	+	gtypeMaxCutoffCol => gtypeMaxCutoffRow
508	+	groupMaxCutoffCol => groupMaxCutoffRow
509	+	#endif
510	+
511	+	!! allocate the gtypeCutoffMap here.
512	+	allocate(gtypeCutoffMap(nGroupTypesRow,nGroupTypesCol))
513	+	!! then we do a double loop over all the group TYPES to find the cutoff
514	+	!! map between groups of two types
515	+	tradRcut = max(maxval(gtypeMaxCutoffRow),maxval(gtypeMaxCutoffCol))
516	+
517	+	do i = 1, nGroupTypesRow
518	+	do j = 1, nGroupTypesCol
519	+
520	+	select case(cutoffPolicy)
521	+	case(TRADITIONAL_CUTOFF_POLICY)
522	+	thisRcut = tradRcut
523	+	case(MIX_CUTOFF_POLICY)
524	+	thisRcut = 0.5_dp * (gtypeMaxCutoffRow(i) + gtypeMaxCutoffCol(j))
525	+	case(MAX_CUTOFF_POLICY)
526	+	thisRcut = max(gtypeMaxCutoffRow(i), gtypeMaxCutoffCol(j))
527	+	case default
528	+	call handleError("createGtypeCutoffMap", "Unknown Cutoff Policy")
529	+	return
530	+	end select
531	+	gtypeCutoffMap(i,j)%rcut = thisRcut
532	+
533	+	if (thisRcut.gt.largestRcut) largestRcut = thisRcut
534	+
535	+	gtypeCutoffMap(i,j)%rcutsq = thisRcut*thisRcut
536	+
537	+	if (.not.haveSkinThickness) then
538	+	skinThickness = 1.0_dp
539	+	endif
540	+
541	+	gtypeCutoffMap(i,j)%rlistsq = (thisRcut + skinThickness)**2
542	+
543	+	! sanity check
544	+
545	+	if (haveDefaultCutoffs) then
546	+	if (abs(gtypeCutoffMap(i,j)%rcut - defaultRcut).gt.0.0001) then
547	+	call handleError("createGtypeCutoffMap", "user-specified rCut does not match computed group Cutoff")
548	+	endif
549	+	endif
550	+	enddo
551	+	enddo
552	+
553	+	if(allocated(gtypeMaxCutoffRow)) deallocate(gtypeMaxCutoffRow)
554	+	if(allocated(groupMaxCutoffRow)) deallocate(groupMaxCutoffRow)
555	+	if(allocated(atypeMaxCutoff)) deallocate(atypeMaxCutoff)
556	+	#ifdef IS_MPI
557	+	if(associated(groupMaxCutoffCol)) deallocate(groupMaxCutoffCol)
558	+	if(associated(gtypeMaxCutoffCol)) deallocate(gtypeMaxCutoffCol)
559	+	#endif
560	+	groupMaxCutoffCol => null()
561	+	gtypeMaxCutoffCol => null()
562	+
563	+	haveGtypeCutoffMap = .true.
564	+	end subroutine createGtypeCutoffMap
565	+
566	+	subroutine setCutoffs(defRcut, defRsw, defSP, defSF)
567	+
568	+	real(kind=dp),intent(in) :: defRcut, defRsw
569	+	logical, intent(in) :: defSP, defSF
570	+	character(len = statusMsgSize) :: errMsg
571	+	integer :: localError
572	+
573	+	defaultRcut = defRcut
574	+	defaultRsw = defRsw
575	+
576	+	defaultDoShiftPot = defSP
577	+	defaultDoShiftFrc = defSF
578	+
579	+	if (abs(defaultRcut-defaultRsw) .lt. 0.0001) then
580	+	if (defaultDoShiftFrc) then
581	+	write(errMsg, *) &
582	+	'cutoffRadius and switchingRadius are set to the', newline &
583	+	// tab, 'same value.  OOPSE will use shifted force', newline &
584	+	// tab, 'potentials instead of switching functions.'
585	+
586	+	call handleInfo("setCutoffs", errMsg)
587	+	else
588	+	write(errMsg, *) &
589	+	'cutoffRadius and switchingRadius are set to the', newline &
590	+	// tab, 'same value.  OOPSE will use shifted', newline &
591	+	// tab, 'potentials instead of switching functions.'
592	+
593	+	call handleInfo("setCutoffs", errMsg)
594	+
595	+	defaultDoShiftPot = .true.
596	+	endif
597	+
598	+	endif
599	+
600	+	localError = 0
601	+	call setLJDefaultCutoff( defaultRcut, defaultDoShiftPot, &
602	+	defaultDoShiftFrc )
603	+	call setElectrostaticCutoffRadius( defaultRcut, defaultRsw )
604	+	call setCutoffEAM( defaultRcut )
605	+	call setCutoffSC( defaultRcut )
606	+	call set_switch(defaultRsw, defaultRcut)
607	+	call setHmatDangerousRcutValue(defaultRcut)
608	+
609	+	haveDefaultCutoffs = .true.
610	+	haveGtypeCutoffMap = .false.
611	+
612	+	end subroutine setCutoffs
613	+
614	+	subroutine cWasLame()
615	+
616	+	VisitCutoffsAfterComputing = .true.
617	+	return
618	+
619	+	end subroutine cWasLame
620	+
621	+	subroutine setCutoffPolicy(cutPolicy)
622	+
623	+	integer, intent(in) :: cutPolicy
624	+
625	+	cutoffPolicy = cutPolicy
626	+	haveCutoffPolicy = .true.
627	+	haveGtypeCutoffMap = .false.
628	+
629	+	end subroutine setCutoffPolicy
630	+
631	+	subroutine setBoxDipole()
632	+
633	+	do_box_dipole = .true.
634	+
635	+	end subroutine setBoxDipole
636	+
637	+	subroutine getBoxDipole( box_dipole )
638	+
639	+	real(kind=dp), intent(inout), dimension(3) :: box_dipole
640	+
641	+	box_dipole = boxDipole
642	+
643	+	end subroutine getBoxDipole
644	+
645	+	subroutine setElectrostaticMethod( thisESM )
646	+
647	+	integer, intent(in) :: thisESM
648	+
649	+	electrostaticSummationMethod = thisESM
650	+	haveElectrostaticSummationMethod = .true.
651	+
652	+	end subroutine setElectrostaticMethod
653	+
654	+	subroutine setSkinThickness( thisSkin )
655	+
656	+	real(kind=dp), intent(in) :: thisSkin
657	+
658	+	skinThickness = thisSkin
659	+	haveSkinThickness = .true.
660	+	haveGtypeCutoffMap = .false.
661	+
662	+	end subroutine setSkinThickness
663	+
664	+	subroutine setSimVariables()
665	+	SIM_uses_DirectionalAtoms = SimUsesDirectionalAtoms()
666	+	SIM_uses_EAM = SimUsesEAM()
667	+	SIM_requires_postpair_calc = SimRequiresPostpairCalc()
668	+	SIM_requires_prepair_calc = SimRequiresPrepairCalc()
669	+	SIM_uses_PBC = SimUsesPBC()
670	+	SIM_uses_SC = SimUsesSC()
671	+	SIM_uses_AtomicVirial = SimUsesAtomicVirial()
672	+
673	+	haveSIMvariables = .true.
674	+
675	+	return
676	+	end subroutine setSimVariables
677	+
678	+	subroutine doReadyCheck(error)
679	+	integer, intent(out) :: error
680	+	integer :: myStatus
681	+
682	+	error = 0
683	+
684	+	if (.not. haveInteractionHash) then
685	+	call createInteractionHash()
686		endif
687
688	<	if (.not. haveSIMvariables) then
689	<	call setSimVariables()
688	>	if (.not. haveGtypeCutoffMap) then
689	>	call createGtypeCutoffMap()
690		endif
691
692	<	if (.not. haveRlist) then
693	<	write(default_error, *) 'rList has not been set in doForces!'
694	<	error = -1
695	<	return
692	>	if (VisitCutoffsAfterComputing) then
693	>	call set_switch(largestRcut, largestRcut)
694	>	call setHmatDangerousRcutValue(largestRcut)
695	>	call setCutoffEAM(largestRcut)
696	>	call setCutoffSC(largestRcut)
697	>	VisitCutoffsAfterComputing = .false.
698		endif
699
700	+	if (.not. haveSIMvariables) then
701	+	call setSimVariables()
702	+	endif
703	+
704		if (.not. haveNeighborList) then
705		write(default_error, *) 'neighbor list has not been initialized in doForces!'
706		error = -1
707		return
708		end if
709	<
709	>
710		if (.not. haveSaneForceField) then
711		write(default_error, *) 'Force Field is not sane in doForces!'
712		error = -1
713		return
714		end if
715	<
715	>
716		#ifdef IS_MPI
717		if (.not. isMPISimSet()) then
718		write(default_error,*) "ERROR: mpiSimulation has not been initialized!"
#	Line 281 | Line 722 | contains
722		#endif
723		return
724		end subroutine doReadyCheck
284	–
725
286	–	subroutine init_FF(use_RF_c, thisStat)
726
727	<	logical, intent(in) :: use_RF_c
727	>	subroutine init_FF(thisStat)
728
729		integer, intent(out) :: thisStat
730		integer :: my_status, nMatches
731		integer, pointer :: MatchList(:) => null()
293	–	real(kind=dp) :: rcut, rrf, rt, dielect
732
733		!! assume things are copacetic, unless they aren't
734		thisStat = 0
735
298	–	!! Fortran's version of a cast:
299	–	FF_uses_RF = use_RF_c
300	–
736		!! init_FF is called *after* all of the atom types have been
737		!! defined in atype_module using the new_atype subroutine.
738		!!
739		!! this will scan through the known atypes and figure out what
740		!! interactions are used by the force field.
741	<
741	>
742		FF_uses_DirectionalAtoms = .false.
308	–	FF_uses_LennardJones = .false.
309	–	FF_uses_Electrostatic = .false.
310	–	FF_uses_Charges = .false.
743		FF_uses_Dipoles = .false.
312	–	FF_uses_Sticky = .false.
744		FF_uses_GayBerne = .false.
745		FF_uses_EAM = .false.
746	<	FF_uses_Shapes = .false.
747	<	FF_uses_FLARB = .false.
317	<
746	>	FF_uses_SC = .false.
747	>
748		call getMatchingElementList(atypes, "is_Directional", .true., &
749		nMatches, MatchList)
750		if (nMatches .gt. 0) FF_uses_DirectionalAtoms = .true.
751
322	–	call getMatchingElementList(atypes, "is_LennardJones", .true., &
323	–	nMatches, MatchList)
324	–	if (nMatches .gt. 0) FF_uses_LennardJones = .true.
325	–
326	–	call getMatchingElementList(atypes, "is_Electrostatic", .true., &
327	–	nMatches, MatchList)
328	–	if (nMatches .gt. 0) then
329	–	FF_uses_Electrostatic = .true.
330	–	endif
331	–
332	–	call getMatchingElementList(atypes, "is_Charge", .true., &
333	–	nMatches, MatchList)
334	–	if (nMatches .gt. 0) then
335	–	FF_uses_charges = .true.
336	–	FF_uses_electrostatic = .true.
337	–	endif
338	–
752		call getMatchingElementList(atypes, "is_Dipole", .true., &
753		nMatches, MatchList)
754	<	if (nMatches .gt. 0) then
342	<	FF_uses_dipoles = .true.
343	<	FF_uses_electrostatic = .true.
344	<	FF_uses_DirectionalAtoms = .true.
345	<	endif
754	>	if (nMatches .gt. 0) FF_uses_Dipoles = .true.
755
347	–	call getMatchingElementList(atypes, "is_Sticky", .true., nMatches, &
348	–	MatchList)
349	–	if (nMatches .gt. 0) then
350	–	FF_uses_Sticky = .true.
351	–	FF_uses_DirectionalAtoms = .true.
352	–	endif
353	–
756		call getMatchingElementList(atypes, "is_GayBerne", .true., &
757		nMatches, MatchList)
758	<	if (nMatches .gt. 0) then
759	<	FF_uses_GayBerne = .true.
358	<	FF_uses_DirectionalAtoms = .true.
359	<	endif
360	<
758	>	if (nMatches .gt. 0) FF_uses_GayBerne = .true.
759	>
760		call getMatchingElementList(atypes, "is_EAM", .true., nMatches, MatchList)
761		if (nMatches .gt. 0) FF_uses_EAM = .true.
363	–
364	–	call getMatchingElementList(atypes, "is_Shape", .true., &
365	–	nMatches, MatchList)
366	–	if (nMatches .gt. 0) then
367	–	FF_uses_Shapes = .true.
368	–	FF_uses_DirectionalAtoms = .true.
369	–	endif
762
763	<	call getMatchingElementList(atypes, "is_FLARB", .true., &
764	<	nMatches, MatchList)
373	<	if (nMatches .gt. 0) FF_uses_FLARB = .true.
763	>	call getMatchingElementList(atypes, "is_SC", .true., nMatches, MatchList)
764	>	if (nMatches .gt. 0) FF_uses_SC = .true.
765
766	<	!! Assume sanity (for the sake of argument)
766	>
767		haveSaneForceField = .true.
377	–
378	–	!! check to make sure the FF_uses_RF setting makes sense
379	–
380	–	if (FF_uses_dipoles) then
381	–	if (FF_uses_RF) then
382	–	dielect = getDielect()
383	–	call initialize_rf(dielect)
384	–	endif
385	–	else
386	–	if (FF_uses_RF) then
387	–	write(default_error,*) 'Using Reaction Field with no dipoles?  Huh?'
388	–	thisStat = -1
389	–	haveSaneForceField = .false.
390	–	return
391	–	endif
392	–	endif
768
394	–	!sticky module does not contain check_sticky_FF anymore
395	–	!if (FF_uses_sticky) then
396	–	!   call check_sticky_FF(my_status)
397	–	!   if (my_status /= 0) then
398	–	!      thisStat = -1
399	–	!      haveSaneForceField = .false.
400	–	!      return
401	–	!   end if
402	–	!endif
403	–
769		if (FF_uses_EAM) then
770	<	call init_EAM_FF(my_status)
770	>	call init_EAM_FF(my_status)
771		if (my_status /= 0) then
772		write(default_error, *) "init_EAM_FF returned a bad status"
773		thisStat = -1
#	Line 411 | Line 776 | contains
776		end if
777		endif
778
414	–	if (FF_uses_GayBerne) then
415	–	call check_gb_pair_FF(my_status)
416	–	if (my_status .ne. 0) then
417	–	thisStat = -1
418	–	haveSaneForceField = .false.
419	–	return
420	–	endif
421	–	endif
422	–
423	–	if (FF_uses_GayBerne .and. FF_uses_LennardJones) then
424	–	endif
425	–
779		if (.not. haveNeighborList) then
780		!! Create neighbor lists
781		call expandNeighborList(nLocal, my_status)
#	Line 432 | Line 785 | contains
785		return
786		endif
787		haveNeighborList = .true.
788	<	endif
789	<
788	>	endif
789	>
790		end subroutine init_FF
438	–
791
792	+
793		!! Does force loop over i,j pairs. Calls do_pair to calculates forces.
794		!------------------------------------------------------------->
795		subroutine do_force_loop(q, q_group, A, eFrame, f, t, tau, pot, &
#	Line 456 | Line 809 | contains
809
810		!! Stress Tensor
811		real( kind = dp), dimension(9) :: tau
812	<	real ( kind = dp ) :: pot
812	>	real ( kind = dp ),dimension(LR_POT_TYPES) :: pot
813		logical ( kind = 2) :: do_pot_c, do_stress_c
814		logical :: do_pot
815		logical :: do_stress
816		logical :: in_switching_region
817		#ifdef IS_MPI
818	<	real( kind = DP ) :: pot_local
818	>	real( kind = DP ), dimension(LR_POT_TYPES) :: pot_local
819		integer :: nAtomsInRow
820		integer :: nAtomsInCol
821		integer :: nprocs
#	Line 475 | Line 828 | contains
828		integer :: istart, iend
829		integer :: ia, jb, atom1, atom2
830		integer :: nlist
831	<	real( kind = DP ) :: ratmsq, rgrpsq, rgrp, vpair, vij
831	>	real( kind = DP ) :: ratmsq, rgrpsq, rgrp, rag, vpair, vij
832		real( kind = DP ) :: sw, dswdr, swderiv, mf
833	<	real(kind=dp),dimension(3) :: d_atm, d_grp, fpair, fij
834	<	real(kind=dp) :: rfpot, mu_i, virial
833	>	real( kind = DP ) :: rVal
834	>	real(kind=dp),dimension(3) :: d_atm, d_grp, fpair, fij, fg, dag
835	>	real(kind=dp) :: rfpot, mu_i
836	>	real(kind=dp):: rCut
837		integer :: me_i, me_j, n_in_i, n_in_j
838		logical :: is_dp_i
839		integer :: neighborListSize
#	Line 486 | Line 841 | contains
841		integer :: localError
842		integer :: propPack_i, propPack_j
843		integer :: loopStart, loopEnd, loop
844	+	integer :: iHash
845	+	integer :: i1
846
847	<	real(kind=dp) :: listSkin = 1.0
848	<
847	>	!! the variables for the box dipole moment
848	>	#ifdef IS_MPI
849	>	integer :: pChgCount_local
850	>	integer :: nChgCount_local
851	>	real(kind=dp) :: pChg_local
852	>	real(kind=dp) :: nChg_local
853	>	real(kind=dp), dimension(3) :: pChgPos_local
854	>	real(kind=dp), dimension(3) :: nChgPos_local
855	>	real(kind=dp), dimension(3) :: dipVec_local
856	>	#endif
857	>	integer :: pChgCount
858	>	integer :: nChgCount
859	>	real(kind=dp) :: pChg
860	>	real(kind=dp) :: nChg
861	>	real(kind=dp) :: chg_value
862	>	real(kind=dp), dimension(3) :: pChgPos
863	>	real(kind=dp), dimension(3) :: nChgPos
864	>	real(kind=dp), dimension(3) :: dipVec
865	>	real(kind=dp), dimension(3) :: chgVec
866	>
867	>	!! initialize box dipole variables
868	>	if (do_box_dipole) then
869	>	#ifdef IS_MPI
870	>	pChg_local = 0.0_dp
871	>	nChg_local = 0.0_dp
872	>	pChgCount_local = 0
873	>	nChgCount_local = 0
874	>	do i=1, 3
875	>	pChgPos_local = 0.0_dp
876	>	nChgPos_local = 0.0_dp
877	>	dipVec_local = 0.0_dp
878	>	enddo
879	>	#endif
880	>	pChg = 0.0_dp
881	>	nChg = 0.0_dp
882	>	pChgCount = 0
883	>	nChgCount = 0
884	>	chg_value = 0.0_dp
885	>
886	>	do i=1, 3
887	>	pChgPos(i) = 0.0_dp
888	>	nChgPos(i) = 0.0_dp
889	>	dipVec(i) = 0.0_dp
890	>	chgVec(i) = 0.0_dp
891	>	boxDipole(i) = 0.0_dp
892	>	enddo
893	>	endif
894	>
895		!! initialize local variables
896	<
896	>
897		#ifdef IS_MPI
898		pot_local = 0.0_dp
899		nAtomsInRow   = getNatomsInRow(plan_atom_row)
#	Line 500 | Line 903 | contains
903		#else
904		natoms = nlocal
905		#endif
906	<
906	>
907		call doReadyCheck(localError)
908		if ( localError .ne. 0 ) then
909		call handleError("do_force_loop", "Not Initialized")
#	Line 508 | Line 911 | contains
911		return
912		end if
913		call zero_work_arrays()
914	<
914	>
915		do_pot = do_pot_c
916		do_stress = do_stress_c
917	<
917	>
918		! Gather all information needed by all force loops:
919	<
919	>
920		#ifdef IS_MPI
921	<
921	>
922		call gather(q, q_Row, plan_atom_row_3d)
923		call gather(q, q_Col, plan_atom_col_3d)
924
925		call gather(q_group, q_group_Row, plan_group_row_3d)
926		call gather(q_group, q_group_Col, plan_group_col_3d)
927	<
927	>
928		if (FF_UsesDirectionalAtoms() .and. SIM_uses_DirectionalAtoms) then
929		call gather(eFrame, eFrame_Row, plan_atom_row_rotation)
930		call gather(eFrame, eFrame_Col, plan_atom_col_rotation)
931	<
931	>
932		call gather(A, A_Row, plan_atom_row_rotation)
933		call gather(A, A_Col, plan_atom_col_rotation)
934		endif
935	<
935	>
936		#endif
937	<
937	>
938		!! Begin force loop timing:
939		#ifdef PROFILE
940		call cpu_time(forceTimeInitial)
941		nloops = nloops + 1
942		#endif
943	<
943	>
944		loopEnd = PAIR_LOOP
945		if (FF_RequiresPrepairCalc() .and. SIM_requires_prepair_calc) then
946		loopStart = PREPAIR_LOOP
#	Line 551 | Line 954 | contains
954		! (but only on the first time through):
955		if (loop .eq. loopStart) then
956		#ifdef IS_MPI
957	<	call checkNeighborList(nGroupsInRow, q_group_row, listSkin, &
958	<	update_nlist)
957	>	call checkNeighborList(nGroupsInRow, q_group_row, skinThickness, &
958	>	update_nlist)
959		#else
960	<	call checkNeighborList(nGroups, q_group, listSkin, &
961	<	update_nlist)
960	>	call checkNeighborList(nGroups, q_group, skinThickness, &
961	>	update_nlist)
962		#endif
963		endif
964	<
964	>
965		if (update_nlist) then
966		!! save current configuration and construct neighbor list
967		#ifdef IS_MPI
#	Line 569 | Line 972 | contains
972		neighborListSize = size(list)
973		nlist = 0
974		endif
975	<
975	>
976		istart = 1
977		#ifdef IS_MPI
978		iend = nGroupsInRow
#	Line 579 | Line 982 | contains
982		outer: do i = istart, iend
983
984		if (update_nlist) point(i) = nlist + 1
985	<
985	>
986		n_in_i = groupStartRow(i+1) - groupStartRow(i)
987	<
987	>
988		if (update_nlist) then
989		#ifdef IS_MPI
990		jstart = 1
#	Line 596 | Line 999 | contains
999		! make sure group i has neighbors
1000		if (jstart .gt. jend) cycle outer
1001		endif
1002	<
1002	>
1003		do jnab = jstart, jend
1004		if (update_nlist) then
1005		j = jnab
#	Line 605 | Line 1008 | contains
1008		endif
1009
1010		#ifdef IS_MPI
1011	+	me_j = atid_col(j)
1012		call get_interatomic_vector(q_group_Row(:,i), &
1013		q_group_Col(:,j), d_grp, rgrpsq)
1014		#else
1015	+	me_j = atid(j)
1016		call get_interatomic_vector(q_group(:,i), &
1017		q_group(:,j), d_grp, rgrpsq)
1018	<	#endif
1018	>	#endif
1019
1020	<	if (rgrpsq < rlistsq) then
1020	>	if (rgrpsq < gtypeCutoffMap(groupToGtypeRow(i),groupToGtypeCol(j))%rListsq) then
1021		if (update_nlist) then
1022		nlist = nlist + 1
1023	<
1023	>
1024		if (nlist > neighborListSize) then
1025		#ifdef IS_MPI
1026		call expandNeighborList(nGroupsInRow, listerror)
#	Line 629 | Line 1034 | contains
1034		end if
1035		neighborListSize = size(list)
1036		endif
1037	<
1037	>
1038		list(nlist) = j
1039		endif
1040	<
1041	<	if (loop .eq. PAIR_LOOP) then
1042	<	vij = 0.0d0
1043	<	fij(1:3) = 0.0d0
1044	<	endif
1045	<
1046	<	call get_switch(rgrpsq, sw, dswdr, rgrp, group_switch, &
1047	<	in_switching_region)
1048	<
1049	<	n_in_j = groupStartCol(j+1) - groupStartCol(j)
645	<
646	<	do ia = groupStartRow(i), groupStartRow(i+1)-1
1040	>
1041	>	if (rgrpsq < gtypeCutoffMap(groupToGtypeRow(i),groupToGtypeCol(j))%rCutsq) then
1042	>
1043	>	rCut = gtypeCutoffMap(groupToGtypeRow(i),groupToGtypeCol(j))%rCut
1044	>	if (loop .eq. PAIR_LOOP) then
1045	>	vij = 0.0_dp
1046	>	fij(1) = 0.0_dp
1047	>	fij(2) = 0.0_dp
1048	>	fij(3) = 0.0_dp
1049	>	endif
1050
1051	<	atom1 = groupListRow(ia)
1051	>	call get_switch(rgrpsq, sw, dswdr,rgrp, in_switching_region)
1052
1053	<	inner: do jb = groupStartCol(j), groupStartCol(j+1)-1
1053	>	n_in_j = groupStartCol(j+1) - groupStartCol(j)
1054	>
1055	>	do ia = groupStartRow(i), groupStartRow(i+1)-1
1056
1057	<	atom2 = groupListCol(jb)
1057	>	atom1 = groupListRow(ia)
1058
1059	<	if (skipThisPair(atom1, atom2)) cycle inner
1060	<
1061	<	if ((n_in_i .eq. 1).and.(n_in_j .eq. 1)) then
1062	<	d_atm(1:3) = d_grp(1:3)
1063	<	ratmsq = rgrpsq
1064	<	else
1059	>	inner: do jb = groupStartCol(j), groupStartCol(j+1)-1
1060	>
1061	>	atom2 = groupListCol(jb)
1062	>
1063	>	if (skipThisPair(atom1, atom2))  cycle inner
1064	>
1065	>	if ((n_in_i .eq. 1).and.(n_in_j .eq. 1)) then
1066	>	d_atm(1) = d_grp(1)
1067	>	d_atm(2) = d_grp(2)
1068	>	d_atm(3) = d_grp(3)
1069	>	ratmsq = rgrpsq
1070	>	else
1071		#ifdef IS_MPI
1072	<	call get_interatomic_vector(q_Row(:,atom1), &
1073	<	q_Col(:,atom2), d_atm, ratmsq)
1072	>	call get_interatomic_vector(q_Row(:,atom1), &
1073	>	q_Col(:,atom2), d_atm, ratmsq)
1074		#else
1075	<	call get_interatomic_vector(q(:,atom1), &
1076	<	q(:,atom2), d_atm, ratmsq)
1075	>	call get_interatomic_vector(q(:,atom1), &
1076	>	q(:,atom2), d_atm, ratmsq)
1077		#endif
1078	<	endif
1079	<
1080	<	if (loop .eq. PREPAIR_LOOP) then
1078	>	endif
1079	>
1080	>	if (loop .eq. PREPAIR_LOOP) then
1081		#ifdef IS_MPI
1082	<	call do_prepair(atom1, atom2, ratmsq, d_atm, sw, &
1083	<	rgrpsq, d_grp, do_pot, do_stress, &
1084	<	eFrame, A, f, t, pot_local)
1082	>	call do_prepair(atom1, atom2, ratmsq, d_atm, sw, &
1083	>	rgrpsq, d_grp, rCut, do_pot, do_stress, &
1084	>	eFrame, A, f, t, pot_local)
1085		#else
1086	<	call do_prepair(atom1, atom2, ratmsq, d_atm, sw, &
1087	<	rgrpsq, d_grp, do_pot, do_stress, &
1088	<	eFrame, A, f, t, pot)
1086	>	call do_prepair(atom1, atom2, ratmsq, d_atm, sw, &
1087	>	rgrpsq, d_grp, rCut, do_pot, do_stress, &
1088	>	eFrame, A, f, t, pot)
1089		#endif
1090	<	else
1090	>	else
1091		#ifdef IS_MPI
1092	<	call do_pair(atom1, atom2, ratmsq, d_atm, sw, &
1093	<	do_pot, &
1094	<	eFrame, A, f, t, pot_local, vpair, fpair)
1092	>	call do_pair(atom1, atom2, ratmsq, d_atm, sw, &
1093	>	do_pot, eFrame, A, f, t, pot_local, vpair, &
1094	>	fpair, d_grp, rgrp, rCut)
1095		#else
1096	<	call do_pair(atom1, atom2, ratmsq, d_atm, sw, &
1097	<	do_pot,  &
1098	<	eFrame, A, f, t, pot, vpair, fpair)
1096	>	call do_pair(atom1, atom2, ratmsq, d_atm, sw, &
1097	>	do_pot, eFrame, A, f, t, pot, vpair, fpair, &
1098	>	d_grp, rgrp, rCut)
1099		#endif
1100	+	vij = vij + vpair
1101	+	fij(1) = fij(1) + fpair(1)
1102	+	fij(2) = fij(2) + fpair(2)
1103	+	fij(3) = fij(3) + fpair(3)
1104	+	if (do_stress) then
1105	+	call add_stress_tensor(d_atm, fpair, tau)
1106	+	endif
1107	+	endif
1108	+	enddo inner
1109	+	enddo
1110
1111	<	vij = vij + vpair
1112	<	fij(1:3) = fij(1:3) + fpair(1:3)
1113	<	endif
1114	<	enddo inner
1115	<	enddo
1116	<
1117	<	if (loop .eq. PAIR_LOOP) then
1118	<	if (in_switching_region) then
1119	<	swderiv = vij*dswdr/rgrp
1120	<	fij(1) = fij(1) + swderiv*d_grp(1)
1121	<	fij(2) = fij(2) + swderiv*d_grp(2)
1122	<	fij(3) = fij(3) + swderiv*d_grp(3)
1123	<
703	<	do ia=groupStartRow(i), groupStartRow(i+1)-1
704	<	atom1=groupListRow(ia)
705	<	mf = mfactRow(atom1)
1111	>	if (loop .eq. PAIR_LOOP) then
1112	>	if (in_switching_region) then
1113	>	swderiv = vij*dswdr/rgrp
1114	>	fij(1) = fij(1) + swderiv*d_grp(1)
1115	>	fij(2) = fij(2) + swderiv*d_grp(2)
1116	>	fij(3) = fij(3) + swderiv*d_grp(3)
1117	>
1118	>	do ia=groupStartRow(i), groupStartRow(i+1)-1
1119	>	atom1=groupListRow(ia)
1120	>	mf = mfactRow(atom1)
1121	>	! fg is the force on atom ia due to cutoff group's
1122	>	! presence in switching region
1123	>	fg = swderiv*d_grp*mf
1124		#ifdef IS_MPI
1125	<	f_Row(1,atom1) = f_Row(1,atom1) + swderiv*d_grp(1)*mf
1126	<	f_Row(2,atom1) = f_Row(2,atom1) + swderiv*d_grp(2)*mf
1127	<	f_Row(3,atom1) = f_Row(3,atom1) + swderiv*d_grp(3)*mf
1125	>	f_Row(1,atom1) = f_Row(1,atom1) + fg(1)
1126	>	f_Row(2,atom1) = f_Row(2,atom1) + fg(2)
1127	>	f_Row(3,atom1) = f_Row(3,atom1) + fg(3)
1128		#else
1129	<	f(1,atom1) = f(1,atom1) + swderiv*d_grp(1)*mf
1130	<	f(2,atom1) = f(2,atom1) + swderiv*d_grp(2)*mf
1131	<	f(3,atom1) = f(3,atom1) + swderiv*d_grp(3)*mf
1129	>	f(1,atom1) = f(1,atom1) + fg(1)
1130	>	f(2,atom1) = f(2,atom1) + fg(2)
1131	>	f(3,atom1) = f(3,atom1) + fg(3)
1132		#endif
1133	<	enddo
1134	<
1135	<	do jb=groupStartCol(j), groupStartCol(j+1)-1
1136	<	atom2=groupListCol(jb)
719	<	mf = mfactCol(atom2)
1133	>	if (n_in_i .gt. 1) then
1134	>	if (do_stress.and.SIM_uses_AtomicVirial) then
1135	>	! find the distance between the atom and the center of
1136	>	! the cutoff group:
1137		#ifdef IS_MPI
1138	<	f_Col(1,atom2) = f_Col(1,atom2) - swderiv*d_grp(1)*mf
1139	<	f_Col(2,atom2) = f_Col(2,atom2) - swderiv*d_grp(2)*mf
723	<	f_Col(3,atom2) = f_Col(3,atom2) - swderiv*d_grp(3)*mf
1138	>	call get_interatomic_vector(q_Row(:,atom1), &
1139	>	q_group_Row(:,i), dag, rag)
1140		#else
1141	<	f(1,atom2) = f(1,atom2) - swderiv*d_grp(1)*mf
1142	<	f(2,atom2) = f(2,atom2) - swderiv*d_grp(2)*mf
727	<	f(3,atom2) = f(3,atom2) - swderiv*d_grp(3)*mf
1141	>	call get_interatomic_vector(q(:,atom1), &
1142	>	q_group(:,i), dag, rag)
1143		#endif
1144	<	enddo
1144	>	call add_stress_tensor(dag,fg,tau)
1145	>	endif
1146	>	endif
1147	>	enddo
1148	>
1149	>	do jb=groupStartCol(j), groupStartCol(j+1)-1
1150	>	atom2=groupListCol(jb)
1151	>	mf = mfactCol(atom2)
1152	>	! fg is the force on atom jb due to cutoff group's
1153	>	! presence in switching region
1154	>	fg = -swderiv*d_grp*mf
1155	>	#ifdef IS_MPI
1156	>	f_Col(1,atom2) = f_Col(1,atom2) + fg(1)
1157	>	f_Col(2,atom2) = f_Col(2,atom2) + fg(2)
1158	>	f_Col(3,atom2) = f_Col(3,atom2) + fg(3)
1159	>	#else
1160	>	f(1,atom2) = f(1,atom2) + fg(1)
1161	>	f(2,atom2) = f(2,atom2) + fg(2)
1162	>	f(3,atom2) = f(3,atom2) + fg(3)
1163	>	#endif
1164	>	if (n_in_j .gt. 1) then
1165	>	if (do_stress.and.SIM_uses_AtomicVirial) then
1166	>	! find the distance between the atom and the center of
1167	>	! the cutoff group:
1168	>	#ifdef IS_MPI
1169	>	call get_interatomic_vector(q_Col(:,atom2), &
1170	>	q_group_Col(:,j), dag, rag)
1171	>	#else
1172	>	call get_interatomic_vector(q(:,atom2), &
1173	>	q_group(:,j), dag, rag)
1174	>	#endif
1175	>	call add_stress_tensor(dag,fg,tau)
1176	>	endif
1177	>	endif
1178	>	enddo
1179	>	endif
1180		endif
731	–
732	–	if (do_stress) call add_stress_tensor(d_grp, fij)
1181		endif
1182	<	end if
1182	>	endif
1183		enddo
1184	+
1185		enddo outer
1186	<
1186	>
1187		if (update_nlist) then
1188		#ifdef IS_MPI
1189		point(nGroupsInRow + 1) = nlist + 1
#	Line 748 | Line 1197 | contains
1197		update_nlist = .false.
1198		endif
1199		endif
1200	<
1200	>
1201		if (loop .eq. PREPAIR_LOOP) then
1202		call do_preforce(nlocal, pot)
1203		endif
1204	<
1204	>
1205		enddo
1206	<
1206	>
1207		!! Do timing
1208		#ifdef PROFILE
1209		call cpu_time(forceTimeFinal)
1210		forceTime = forceTime + forceTimeFinal - forceTimeInitial
1211		#endif
1212	<
1212	>
1213		#ifdef IS_MPI
1214		!!distribute forces
1215	<
1215	>
1216		f_temp = 0.0_dp
1217		call scatter(f_Row,f_temp,plan_atom_row_3d)
1218		do i = 1,nlocal
1219		f(1:3,i) = f(1:3,i) + f_temp(1:3,i)
1220		end do
1221	<
1221	>
1222		f_temp = 0.0_dp
1223		call scatter(f_Col,f_temp,plan_atom_col_3d)
1224		do i = 1,nlocal
1225		f(1:3,i) = f(1:3,i) + f_temp(1:3,i)
1226		end do
1227	<
1227	>
1228		if (FF_UsesDirectionalAtoms() .and. SIM_uses_DirectionalAtoms) then
1229		t_temp = 0.0_dp
1230		call scatter(t_Row,t_temp,plan_atom_row_3d)
#	Line 784 | Line 1233 | contains
1233		end do
1234		t_temp = 0.0_dp
1235		call scatter(t_Col,t_temp,plan_atom_col_3d)
1236	<
1236	>
1237		do i = 1,nlocal
1238		t(1:3,i) = t(1:3,i) + t_temp(1:3,i)
1239		end do
1240		endif
1241	<
1241	>
1242		if (do_pot) then
1243		! scatter/gather pot_row into the members of my column
1244	<	call scatter(pot_Row, pot_Temp, plan_atom_row)
1245	<
1244	>	do i = 1,LR_POT_TYPES
1245	>	call scatter(pot_Row(i,:), pot_Temp(i,:), plan_atom_row)
1246	>	end do
1247		! scatter/gather pot_local into all other procs
1248		! add resultant to get total pot
1249		do i = 1, nlocal
1250	<	pot_local = pot_local + pot_Temp(i)
1250	>	pot_local(1:LR_POT_TYPES) = pot_local(1:LR_POT_TYPES) &
1251	>	+ pot_Temp(1:LR_POT_TYPES,i)
1252		enddo
1253	<
1253	>
1254		pot_Temp = 0.0_DP
1255	<
1256	<	call scatter(pot_Col, pot_Temp, plan_atom_col)
1255	>	do i = 1,LR_POT_TYPES
1256	>	call scatter(pot_Col(i,:), pot_Temp(i,:), plan_atom_col)
1257	>	end do
1258		do i = 1, nlocal
1259	<	pot_local = pot_local + pot_Temp(i)
1259	>	pot_local(1:LR_POT_TYPES) = pot_local(1:LR_POT_TYPES)&
1260	>	+ pot_Temp(1:LR_POT_TYPES,i)
1261		enddo
1262	<
1262	>
1263		endif
1264		#endif
1265	<
1266	<	if (FF_RequiresPostpairCalc() .and. SIM_requires_postpair_calc) then
1267	<
815	<	if (FF_uses_RF .and. SIM_uses_RF) then
1265	>
1266	>	if (SIM_requires_postpair_calc) then
1267	>	do i = 1, nlocal
1268
1269	+	! we loop only over the local atoms, so we don't need row and column
1270	+	! lookups for the types
1271	+
1272	+	me_i = atid(i)
1273	+
1274	+	! is the atom electrostatic?  See if it would have an
1275	+	! electrostatic interaction with itself
1276	+	iHash = InteractionHash(me_i,me_i)
1277	+
1278	+	if ( iand(iHash, ELECTROSTATIC_PAIR).ne.0 ) then
1279		#ifdef IS_MPI
1280	<	call scatter(rf_Row,rf,plan_atom_row_3d)
1281	<	call scatter(rf_Col,rf_Temp,plan_atom_col_3d)
1282	<	do i = 1,nlocal
1283	<	rf(1:3,i) = rf(1:3,i) + rf_Temp(1:3,i)
1284	<	end do
1280	>	call self_self(i, eFrame, pot_local(ELECTROSTATIC_POT), &
1281	>	t, do_pot)
1282	>	#else
1283	>	call self_self(i, eFrame, pot(ELECTROSTATIC_POT), &
1284	>	t, do_pot)
1285		#endif
1286	+	endif
1287	+
1288
1289	<	do i = 1, nLocal
1289	>	if (electrostaticSummationMethod.eq.REACTION_FIELD) then
1290
1291	<	rfpot = 0.0_DP
1291	>	! loop over the excludes to accumulate RF stuff we've
1292	>	! left out of the normal pair loop
1293	>
1294	>	do i1 = 1, nSkipsForAtom(i)
1295	>	j = skipsForAtom(i, i1)
1296	>
1297	>	! prevent overcounting of the skips
1298	>	if (i.lt.j) then
1299	>	call get_interatomic_vector(q(:,i), q(:,j), d_atm, ratmsq)
1300	>	rVal = sqrt(ratmsq)
1301	>	call get_switch(ratmsq, sw, dswdr, rVal,in_switching_region)
1302		#ifdef IS_MPI
1303	<	me_i = atid_row(i)
1303	>	call rf_self_excludes(i, j, sw, eFrame, d_atm, rVal, &
1304	>	vpair, pot_local(ELECTROSTATIC_POT), f, t, do_pot)
1305		#else
1306	<	me_i = atid(i)
1306	>	call rf_self_excludes(i, j, sw, eFrame, d_atm, rVal, &
1307	>	vpair, pot(ELECTROSTATIC_POT), f, t, do_pot)
1308		#endif
1309	<
1310	<	if (PropertyMap(me_i)%is_Dipole) then
1311	<
1312	<	mu_i = getDipoleMoment(me_i)
1313	<
838	<	!! The reaction field needs to include a self contribution
839	<	!! to the field:
840	<	call accumulate_self_rf(i, mu_i, eFrame)
841	<	!! Get the reaction field contribution to the
842	<	!! potential and torques:
843	<	call reaction_field_final(i, mu_i, eFrame, rfpot, t, do_pot)
1309	>	endif
1310	>	enddo
1311	>	endif
1312	>
1313	>	if (do_box_dipole) then
1314		#ifdef IS_MPI
1315	<	pot_local = pot_local + rfpot
1315	>	call accumulate_box_dipole(i, eFrame, q(:,i), pChg_local, &
1316	>	nChg_local, pChgPos_local, nChgPos_local, dipVec_local, &
1317	>	pChgCount_local, nChgCount_local)
1318		#else
1319	<	pot = pot + rfpot
1320	<
1319	>	call accumulate_box_dipole(i, eFrame, q(:,i), pChg, nChg, &
1320	>	pChgPos, nChgPos, dipVec, pChgCount, nChgCount)
1321		#endif
1322	<	endif
1323	<	enddo
852	<	endif
1322	>	endif
1323	>	enddo
1324		endif
1325	<
855	<
1325	>
1326		#ifdef IS_MPI
857	–
1327		if (do_pot) then
1328	<	pot = pot + pot_local
1329	<	!! we assume the c code will do the allreduce to get the total potential
1330	<	!! we could do it right here if we needed to...
1328	>	#ifdef SINGLE_PRECISION
1329	>	call mpi_allreduce(pot_local, pot, LR_POT_TYPES,mpi_real,mpi_sum, &
1330	>	mpi_comm_world,mpi_err)
1331	>	#else
1332	>	call mpi_allreduce(pot_local, pot, LR_POT_TYPES,mpi_double_precision, &
1333	>	mpi_sum, mpi_comm_world,mpi_err)
1334	>	#endif
1335		endif
1336	<
1337	<	if (do_stress) then
1338	<	call mpi_allreduce(tau_Temp, tau, 9,mpi_double_precision,mpi_sum, &
1339	<	mpi_comm_world,mpi_err)
1340	<	call mpi_allreduce(virial_Temp, virial,1,mpi_double_precision,mpi_sum, &
1341	<	mpi_comm_world,mpi_err)
1342	<	endif
1343	<
1336	>
1337	>	if (do_box_dipole) then
1338	>
1339	>	#ifdef SINGLE_PRECISION
1340	>	call mpi_allreduce(pChg_local, pChg, 1, mpi_real, mpi_sum, &
1341	>	mpi_comm_world, mpi_err)
1342	>	call mpi_allreduce(nChg_local, nChg, 1, mpi_real, mpi_sum, &
1343	>	mpi_comm_world, mpi_err)
1344	>	call mpi_allreduce(pChgCount_local, pChgCount, 1, mpi_integer, mpi_sum,&
1345	>	mpi_comm_world, mpi_err)
1346	>	call mpi_allreduce(nChgCount_local, nChgCount, 1, mpi_integer, mpi_sum,&
1347	>	mpi_comm_world, mpi_err)
1348	>	call mpi_allreduce(pChgPos_local, pChgPos, 3, mpi_real, mpi_sum, &
1349	>	mpi_comm_world, mpi_err)
1350	>	call mpi_allreduce(nChgPos_local, nChgPos, 3, mpi_real, mpi_sum, &
1351	>	mpi_comm_world, mpi_err)
1352	>	call mpi_allreduce(dipVec_local, dipVec, 3, mpi_real, mpi_sum, &
1353	>	mpi_comm_world, mpi_err)
1354		#else
1355	<
1356	<	if (do_stress) then
1357	<	tau = tau_Temp
1358	<	virial = virial_Temp
1355	>	call mpi_allreduce(pChg_local, pChg, 1, mpi_double_precision, mpi_sum, &
1356	>	mpi_comm_world, mpi_err)
1357	>	call mpi_allreduce(nChg_local, nChg, 1, mpi_double_precision, mpi_sum, &
1358	>	mpi_comm_world, mpi_err)
1359	>	call mpi_allreduce(pChgCount_local, pChgCount, 1, mpi_integer,&
1360	>	mpi_sum, mpi_comm_world, mpi_err)
1361	>	call mpi_allreduce(nChgCount_local, nChgCount, 1, mpi_integer,&
1362	>	mpi_sum, mpi_comm_world, mpi_err)
1363	>	call mpi_allreduce(pChgPos_local, pChgPos, 3, mpi_double_precision, &
1364	>	mpi_sum, mpi_comm_world, mpi_err)
1365	>	call mpi_allreduce(nChgPos_local, nChgPos, 3, mpi_double_precision, &
1366	>	mpi_sum, mpi_comm_world, mpi_err)
1367	>	call mpi_allreduce(dipVec_local, dipVec, 3, mpi_double_precision, &
1368	>	mpi_sum, mpi_comm_world, mpi_err)
1369	>	#endif
1370	>
1371		endif
1372
1373		#endif
1374	+
1375	+	if (do_box_dipole) then
1376	+	! first load the accumulated dipole moment (if dipoles were present)
1377	+	boxDipole(1) = dipVec(1)
1378	+	boxDipole(2) = dipVec(2)
1379	+	boxDipole(3) = dipVec(3)
1380	+
1381	+	! now include the dipole moment due to charges
1382	+	! use the lesser of the positive and negative charge totals
1383	+	if (nChg .le. pChg) then
1384	+	chg_value = nChg
1385	+	else
1386	+	chg_value = pChg
1387	+	endif
1388
1389	+	! find the average positions
1390	+	if (pChgCount .gt. 0 .and. nChgCount .gt. 0) then
1391	+	pChgPos = pChgPos / pChgCount
1392	+	nChgPos = nChgPos / nChgCount
1393	+	endif
1394	+
1395	+	! dipole is from the negative to the positive (physics notation)
1396	+	chgVec(1) = pChgPos(1) - nChgPos(1)
1397	+	chgVec(2) = pChgPos(2) - nChgPos(2)
1398	+	chgVec(3) = pChgPos(3) - nChgPos(3)
1399	+
1400	+	boxDipole(1) = boxDipole(1) + chgVec(1) * chg_value
1401	+	boxDipole(2) = boxDipole(2) + chgVec(2) * chg_value
1402	+	boxDipole(3) = boxDipole(3) + chgVec(3) * chg_value
1403	+
1404	+	endif
1405	+
1406		end subroutine do_force_loop
1407	<
1407	>
1408		subroutine do_pair(i, j, rijsq, d, sw, do_pot, &
1409	<	eFrame, A, f, t, pot, vpair, fpair)
1409	>	eFrame, A, f, t, pot, vpair, fpair, d_grp, r_grp, rCut)
1410
1411	<	real( kind = dp ) :: pot, vpair, sw
1411	>	real( kind = dp ) :: vpair, sw
1412	>	real( kind = dp ), dimension(LR_POT_TYPES) :: pot
1413		real( kind = dp ), dimension(3) :: fpair
1414		real( kind = dp ), dimension(nLocal)   :: mfact
1415		real( kind = dp ), dimension(9,nLocal) :: eFrame
#	Line 893 | Line 1420 | contains
1420		logical, intent(inout) :: do_pot
1421		integer, intent(in) :: i, j
1422		real ( kind = dp ), intent(inout) :: rijsq
1423	<	real ( kind = dp )                :: r
1423	>	real ( kind = dp ), intent(inout) :: r_grp
1424		real ( kind = dp ), intent(inout) :: d(3)
1425	+	real ( kind = dp ), intent(inout) :: d_grp(3)
1426	+	real ( kind = dp ), intent(inout) :: rCut
1427	+	real ( kind = dp ) :: r
1428	+	real ( kind = dp ) :: a_k, b_k, c_k, d_k, dx
1429		integer :: me_i, me_j
1430	+	integer :: k
1431
1432	+	integer :: iHash
1433	+
1434		r = sqrt(rijsq)
1435	<	vpair = 0.0d0
1436	<	fpair(1:3) = 0.0d0
1435	>
1436	>	vpair = 0.0_dp
1437	>	fpair(1:3) = 0.0_dp
1438
1439		#ifdef IS_MPI
1440		me_i = atid_row(i)
#	Line 909 | Line 1444 | contains
1444		me_j = atid(j)
1445		#endif
1446
1447	<	!    write(*,*) i, j, me_i, me_j
1447	>	iHash = InteractionHash(me_i, me_j)
1448
1449	<	if (FF_uses_LennardJones .and. SIM_uses_LennardJones) then
1450	<
1451	<	if ( PropertyMap(me_i)%is_LennardJones .and. &
917	<	PropertyMap(me_j)%is_LennardJones ) then
918	<	call do_lj_pair(i, j, d, r, rijsq, sw, vpair, fpair, pot, f, do_pot)
919	<	endif
920	<
1449	>	if ( iand(iHash, LJ_PAIR).ne.0 ) then
1450	>	call do_lj_pair(i, j, d, r, rijsq, rcut, sw, vpair, fpair, &
1451	>	pot(VDW_POT), f, do_pot)
1452		endif
1453
1454	<	if (FF_uses_charges .and. SIM_uses_charges) then
1455	<
1456	<	if (PropertyMap(me_i)%is_Charge .and. PropertyMap(me_j)%is_Charge) then
926	<	call do_charge_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
927	<	pot, f, do_pot)
928	<	endif
929	<
1454	>	if ( iand(iHash, ELECTROSTATIC_PAIR).ne.0 ) then
1455	>	call doElectrostaticPair(i, j, d, r, rijsq, rcut, sw, vpair, fpair, &
1456	>	pot(ELECTROSTATIC_POT), eFrame, f, t, do_pot)
1457		endif
1458
1459	<	if (FF_uses_dipoles .and. SIM_uses_dipoles) then
1460	<
1461	<	if ( PropertyMap(me_i)%is_Dipole .and. PropertyMap(me_j)%is_Dipole) then
935	<	call do_dipole_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
936	<	pot, eFrame, f, t, do_pot)
937	<	if (FF_uses_RF .and. SIM_uses_RF) then
938	<	call accumulate_rf(i, j, r, eFrame, sw)
939	<	call rf_correct_forces(i, j, d, r, eFrame, sw, f, fpair)
940	<	endif
941	<	endif
942	<
1459	>	if ( iand(iHash, STICKY_PAIR).ne.0 ) then
1460	>	call do_sticky_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
1461	>	pot(HB_POT), A, f, t, do_pot)
1462		endif
1463	<
1464	<	if (FF_uses_Sticky .and. SIM_uses_sticky) then
1465	<
1466	<	if ( PropertyMap(me_i)%is_Sticky .and. PropertyMap(me_j)%is_Sticky) then
948	<	call do_sticky_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
949	<	pot, A, f, t, do_pot)
950	<	endif
951	<
1463	>
1464	>	if ( iand(iHash, STICKYPOWER_PAIR).ne.0 ) then
1465	>	call do_sticky_power_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
1466	>	pot(HB_POT), A, f, t, do_pot)
1467		endif
1468	<
1469	<
1470	<	if (FF_uses_GayBerne .and. SIM_uses_GayBerne) then
1471	<
957	<	if ( PropertyMap(me_i)%is_GayBerne .and. &
958	<	PropertyMap(me_j)%is_GayBerne) then
959	<	call do_gb_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
960	<	pot, A, f, t, do_pot)
961	<	endif
962	<
1468	>
1469	>	if ( iand(iHash, GAYBERNE_PAIR).ne.0 ) then
1470	>	call do_gb_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
1471	>	pot(VDW_POT), A, f, t, do_pot)
1472		endif
1473
1474	<	if (FF_uses_EAM .and. SIM_uses_EAM) then
1475	<
1476	<	if ( PropertyMap(me_i)%is_EAM .and. PropertyMap(me_j)%is_EAM) then
968	<	call do_eam_pair(i, j, d, r, rijsq, sw, vpair, fpair, pot, f, &
969	<	do_pot)
970	<	endif
971	<
1474	>	if ( iand(iHash, GAYBERNE_LJ).ne.0 ) then
1475	>	call do_gb_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
1476	>	pot(VDW_POT), A, f, t, do_pot)
1477		endif
1478	<
1479	<
1480	<	!    write(*,*) PropertyMap(me_i)%is_Shape,PropertyMap(me_j)%is_Shape
1481	<
977	<	if (FF_uses_Shapes .and. SIM_uses_Shapes) then
978	<	if ( PropertyMap(me_i)%is_Shape .and. &
979	<	PropertyMap(me_j)%is_Shape ) then
980	<	call do_shape_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
981	<	pot, A, f, t, do_pot)
982	<	endif
983	<
1478	>
1479	>	if ( iand(iHash, EAM_PAIR).ne.0 ) then
1480	>	call do_eam_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
1481	>	pot(METALLIC_POT), f, do_pot)
1482		endif
1483
1484	+	if ( iand(iHash, SHAPE_PAIR).ne.0 ) then
1485	+	call do_shape_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
1486	+	pot(VDW_POT), A, f, t, do_pot)
1487	+	endif
1488	+
1489	+	if ( iand(iHash, SHAPE_LJ).ne.0 ) then
1490	+	call do_shape_pair(i, j, d, r, rijsq, sw, vpair, fpair, &
1491	+	pot(VDW_POT), A, f, t, do_pot)
1492	+	endif
1493	+
1494	+	if ( iand(iHash, SC_PAIR).ne.0 ) then
1495	+	call do_SC_pair(i, j, d, r, rijsq, rcut, sw, vpair, fpair, &
1496	+	pot(METALLIC_POT), f, do_pot)
1497	+	endif
1498	+
1499		end subroutine do_pair
1500
1501	<	subroutine do_prepair(i, j, rijsq, d, sw, rcijsq, dc, &
1501	>	subroutine do_prepair(i, j, rijsq, d, sw, rcijsq, dc, rCut, &
1502		do_pot, do_stress, eFrame, A, f, t, pot)
1503
1504	<	real( kind = dp ) :: pot, sw
1505	<	real( kind = dp ), dimension(9,nLocal) :: eFrame
1506	<	real (kind=dp), dimension(9,nLocal) :: A
1507	<	real (kind=dp), dimension(3,nLocal) :: f
1508	<	real (kind=dp), dimension(3,nLocal) :: t
1509	<
997	<	logical, intent(inout) :: do_pot, do_stress
998	<	integer, intent(in) :: i, j
999	<	real ( kind = dp ), intent(inout)    :: rijsq, rcijsq
1000	<	real ( kind = dp )                :: r, rc
1001	<	real ( kind = dp ), intent(inout) :: d(3), dc(3)
1002	<
1003	<	logical :: is_EAM_i, is_EAM_j
1004	<
1005	<	integer :: me_i, me_j
1006	<
1504	>	real( kind = dp ) :: sw
1505	>	real( kind = dp ), dimension(LR_POT_TYPES) :: pot
1506	>	real( kind = dp ), dimension(9,nLocal) :: eFrame
1507	>	real (kind=dp), dimension(9,nLocal) :: A
1508	>	real (kind=dp), dimension(3,nLocal) :: f
1509	>	real (kind=dp), dimension(3,nLocal) :: t
1510
1511	<	r = sqrt(rijsq)
1512	<	if (SIM_uses_molecular_cutoffs) then
1513	<	rc = sqrt(rcijsq)
1514	<	else
1515	<	rc = r
1013	<	endif
1014	<
1511	>	logical, intent(inout) :: do_pot, do_stress
1512	>	integer, intent(in) :: i, j
1513	>	real ( kind = dp ), intent(inout)    :: rijsq, rcijsq, rCut
1514	>	real ( kind = dp )                :: r, rc
1515	>	real ( kind = dp ), intent(inout) :: d(3), dc(3)
1516
1517	+	integer :: me_i, me_j, iHash
1518	+
1519	+	r = sqrt(rijsq)
1520	+
1521		#ifdef IS_MPI
1522	<	me_i = atid_row(i)
1523	<	me_j = atid_col(j)
1522	>	me_i = atid_row(i)
1523	>	me_j = atid_col(j)
1524		#else
1525	<	me_i = atid(i)
1526	<	me_j = atid(j)
1525	>	me_i = atid(i)
1526	>	me_j = atid(j)
1527		#endif
1528	<
1529	<	if (FF_uses_EAM .and. SIM_uses_EAM) then
1530	<
1531	<	if (PropertyMap(me_i)%is_EAM .and. PropertyMap(me_j)%is_EAM) &
1532	<	call calc_EAM_prepair_rho(i, j, d, r, rijsq )
1533	<
1534	<	endif
1535	<
1536	<	end subroutine do_prepair
1537	<
1538	<
1539	<	subroutine do_preforce(nlocal,pot)
1540	<	integer :: nlocal
1541	<	real( kind = dp ) :: pot
1542	<
1543	<	if (FF_uses_EAM .and. SIM_uses_EAM) then
1544	<	call calc_EAM_preforce_Frho(nlocal,pot)
1545	<	endif
1546	<
1547	<
1548	<	end subroutine do_preforce
1549	<
1550	<
1551	<	subroutine get_interatomic_vector(q_i, q_j, d, r_sq)
1552	<
1553	<	real (kind = dp), dimension(3) :: q_i
1554	<	real (kind = dp), dimension(3) :: q_j
1555	<	real ( kind = dp ), intent(out) :: r_sq
1556	<	real( kind = dp ) :: d(3), scaled(3)
1557	<	integer i
1558	<
1559	<	d(1:3) = q_j(1:3) - q_i(1:3)
1560	<
1561	<	! Wrap back into periodic box if necessary
1562	<	if ( SIM_uses_PBC ) then
1563	<
1564	<	if( .not.boxIsOrthorhombic ) then
1565	<	! calc the scaled coordinates.
1566	<
1567	<	scaled = matmul(HmatInv, d)
1568	<
1569	<	! wrap the scaled coordinates
1570	<
1571	<	scaled = scaled  - anint(scaled)
1572	<
1573	<
1574	<	! calc the wrapped real coordinates from the wrapped scaled
1575	<	! coordinates
1576	<
1577	<	d = matmul(Hmat,scaled)
1578	<
1579	<	else
1580	<	! calc the scaled coordinates.
1581	<
1582	<	do i = 1, 3
1583	<	scaled(i) = d(i) * HmatInv(i,i)
1584	<
1585	<	! wrap the scaled coordinates
1586	<
1587	<	scaled(i) = scaled(i) - anint(scaled(i))
1588	<
1589	<	! calc the wrapped real coordinates from the wrapped scaled
1590	<	! coordinates
1591	<
1592	<	d(i) = scaled(i)*Hmat(i,i)
1593	<	enddo
1594	<	endif
1595	<
1596	<	endif
1597	<
1598	<	r_sq = dot_product(d,d)
1599	<
1600	<	end subroutine get_interatomic_vector
1601	<
1602	<	subroutine zero_work_arrays()
1603	<
1528	>
1529	>	iHash = InteractionHash(me_i, me_j)
1530	>
1531	>	if ( iand(iHash, EAM_PAIR).ne.0 ) then
1532	>	call calc_EAM_prepair_rho(i, j, d, r, rijsq)
1533	>	endif
1534	>
1535	>	if ( iand(iHash, SC_PAIR).ne.0 ) then
1536	>	call calc_SC_prepair_rho(i, j, d, r, rijsq, rcut )
1537	>	endif
1538	>
1539	>	end subroutine do_prepair
1540	>
1541	>
1542	>	subroutine do_preforce(nlocal,pot)
1543	>	integer :: nlocal
1544	>	real( kind = dp ),dimension(LR_POT_TYPES) :: pot
1545	>
1546	>	if (FF_uses_EAM .and. SIM_uses_EAM) then
1547	>	call calc_EAM_preforce_Frho(nlocal,pot(METALLIC_POT))
1548	>	endif
1549	>	if (FF_uses_SC .and. SIM_uses_SC) then
1550	>	call calc_SC_preforce_Frho(nlocal,pot(METALLIC_POT))
1551	>	endif
1552	>	end subroutine do_preforce
1553	>
1554	>
1555	>	subroutine get_interatomic_vector(q_i, q_j, d, r_sq)
1556	>
1557	>	real (kind = dp), dimension(3) :: q_i
1558	>	real (kind = dp), dimension(3) :: q_j
1559	>	real ( kind = dp ), intent(out) :: r_sq
1560	>	real( kind = dp ) :: d(3), scaled(3)
1561	>	integer i
1562	>
1563	>	d(1) = q_j(1) - q_i(1)
1564	>	d(2) = q_j(2) - q_i(2)
1565	>	d(3) = q_j(3) - q_i(3)
1566	>
1567	>	! Wrap back into periodic box if necessary
1568	>	if ( SIM_uses_PBC ) then
1569	>
1570	>	if( .not.boxIsOrthorhombic ) then
1571	>	! calc the scaled coordinates.
1572	>	! scaled = matmul(HmatInv, d)
1573	>
1574	>	scaled(1) = HmatInv(1,1)*d(1) + HmatInv(1,2)*d(2) + HmatInv(1,3)*d(3)
1575	>	scaled(2) = HmatInv(2,1)*d(1) + HmatInv(2,2)*d(2) + HmatInv(2,3)*d(3)
1576	>	scaled(3) = HmatInv(3,1)*d(1) + HmatInv(3,2)*d(2) + HmatInv(3,3)*d(3)
1577	>
1578	>	! wrap the scaled coordinates
1579	>
1580	>	scaled(1) = scaled(1) - anint(scaled(1), kind=dp)
1581	>	scaled(2) = scaled(2) - anint(scaled(2), kind=dp)
1582	>	scaled(3) = scaled(3) - anint(scaled(3), kind=dp)
1583	>
1584	>	! calc the wrapped real coordinates from the wrapped scaled
1585	>	! coordinates
1586	>	! d = matmul(Hmat,scaled)
1587	>	d(1)= Hmat(1,1)*scaled(1) + Hmat(1,2)*scaled(2) + Hmat(1,3)*scaled(3)
1588	>	d(2)= Hmat(2,1)*scaled(1) + Hmat(2,2)*scaled(2) + Hmat(2,3)*scaled(3)
1589	>	d(3)= Hmat(3,1)*scaled(1) + Hmat(3,2)*scaled(2) + Hmat(3,3)*scaled(3)
1590	>
1591	>	else
1592	>	! calc the scaled coordinates.
1593	>
1594	>	scaled(1) = d(1) * HmatInv(1,1)
1595	>	scaled(2) = d(2) * HmatInv(2,2)
1596	>	scaled(3) = d(3) * HmatInv(3,3)
1597	>
1598	>	! wrap the scaled coordinates
1599	>
1600	>	scaled(1) = scaled(1) - anint(scaled(1), kind=dp)
1601	>	scaled(2) = scaled(2) - anint(scaled(2), kind=dp)
1602	>	scaled(3) = scaled(3) - anint(scaled(3), kind=dp)
1603	>
1604	>	! calc the wrapped real coordinates from the wrapped scaled
1605	>	! coordinates
1606	>
1607	>	d(1) = scaled(1)*Hmat(1,1)
1608	>	d(2) = scaled(2)*Hmat(2,2)
1609	>	d(3) = scaled(3)*Hmat(3,3)
1610	>
1611	>	endif
1612	>
1613	>	endif
1614	>
1615	>	r_sq = d(1)*d(1) + d(2)*d(2) + d(3)*d(3)
1616	>
1617	>	end subroutine get_interatomic_vector
1618	>
1619	>	subroutine zero_work_arrays()
1620	>
1621		#ifdef IS_MPI
1100	–
1101	–	q_Row = 0.0_dp
1102	–	q_Col = 0.0_dp
1622
1623	<	q_group_Row = 0.0_dp
1624	<	q_group_Col = 0.0_dp
1625	<
1626	<	eFrame_Row = 0.0_dp
1627	<	eFrame_Col = 0.0_dp
1628	<
1629	<	A_Row = 0.0_dp
1630	<	A_Col = 0.0_dp
1631	<
1632	<	f_Row = 0.0_dp
1633	<	f_Col = 0.0_dp
1634	<	f_Temp = 0.0_dp
1635	<
1636	<	t_Row = 0.0_dp
1637	<	t_Col = 0.0_dp
1638	<	t_Temp = 0.0_dp
1639	<
1640	<	pot_Row = 0.0_dp
1641	<	pot_Col = 0.0_dp
1642	<	pot_Temp = 0.0_dp
1643	<
1644	<	rf_Row = 0.0_dp
1645	<	rf_Col = 0.0_dp
1646	<	rf_Temp = 0.0_dp
1128	<
1623	>	q_Row = 0.0_dp
1624	>	q_Col = 0.0_dp
1625	>
1626	>	q_group_Row = 0.0_dp
1627	>	q_group_Col = 0.0_dp
1628	>
1629	>	eFrame_Row = 0.0_dp
1630	>	eFrame_Col = 0.0_dp
1631	>
1632	>	A_Row = 0.0_dp
1633	>	A_Col = 0.0_dp
1634	>
1635	>	f_Row = 0.0_dp
1636	>	f_Col = 0.0_dp
1637	>	f_Temp = 0.0_dp
1638	>
1639	>	t_Row = 0.0_dp
1640	>	t_Col = 0.0_dp
1641	>	t_Temp = 0.0_dp
1642	>
1643	>	pot_Row = 0.0_dp
1644	>	pot_Col = 0.0_dp
1645	>	pot_Temp = 0.0_dp
1646	>
1647		#endif
1648	<
1649	<	if (FF_uses_EAM .and. SIM_uses_EAM) then
1650	<	call clean_EAM()
1651	<	endif
1652	<
1653	<	rf = 0.0_dp
1654	<	tau_Temp = 0.0_dp
1655	<	virial_Temp = 0.0_dp
1656	<	end subroutine zero_work_arrays
1657	<
1658	<	function skipThisPair(atom1, atom2) result(skip_it)
1659	<	integer, intent(in) :: atom1
1660	<	integer, intent(in), optional :: atom2
1661	<	logical :: skip_it
1662	<	integer :: unique_id_1, unique_id_2
1663	<	integer :: me_i,me_j
1664	<	integer :: i
1665	<
1666	<	skip_it = .false.
1667	<
1668	<	!! there are a number of reasons to skip a pair or a particle
1669	<	!! mostly we do this to exclude atoms who are involved in short
1670	<	!! range interactions (bonds, bends, torsions), but we also need
1153	<	!! to exclude some overcounted interactions that result from
1154	<	!! the parallel decomposition
1155	<
1648	>
1649	>	if (FF_uses_EAM .and. SIM_uses_EAM) then
1650	>	call clean_EAM()
1651	>	endif
1652	>
1653	>	end subroutine zero_work_arrays
1654	>
1655	>	function skipThisPair(atom1, atom2) result(skip_it)
1656	>	integer, intent(in) :: atom1
1657	>	integer, intent(in), optional :: atom2
1658	>	logical :: skip_it
1659	>	integer :: unique_id_1, unique_id_2
1660	>	integer :: me_i,me_j
1661	>	integer :: i
1662	>
1663	>	skip_it = .false.
1664	>
1665	>	!! there are a number of reasons to skip a pair or a particle
1666	>	!! mostly we do this to exclude atoms who are involved in short
1667	>	!! range interactions (bonds, bends, torsions), but we also need
1668	>	!! to exclude some overcounted interactions that result from
1669	>	!! the parallel decomposition
1670	>
1671		#ifdef IS_MPI
1672	<	!! in MPI, we have to look up the unique IDs for each atom
1673	<	unique_id_1 = AtomRowToGlobal(atom1)
1672	>	!! in MPI, we have to look up the unique IDs for each atom
1673	>	unique_id_1 = AtomRowToGlobal(atom1)
1674		#else
1675	<	!! in the normal loop, the atom numbers are unique
1676	<	unique_id_1 = atom1
1675	>	!! in the normal loop, the atom numbers are unique
1676	>	unique_id_1 = atom1
1677		#endif
1678	<
1679	<	!! We were called with only one atom, so just check the global exclude
1680	<	!! list for this atom
1681	<	if (.not. present(atom2)) then
1682	<	do i = 1, nExcludes_global
1683	<	if (excludesGlobal(i) == unique_id_1) then
1684	<	skip_it = .true.
1685	<	return
1686	<	end if
1687	<	end do
1688	<	return
1689	<	end if
1690	<
1678	>
1679	>	!! We were called with only one atom, so just check the global exclude
1680	>	!! list for this atom
1681	>	if (.not. present(atom2)) then
1682	>	do i = 1, nExcludes_global
1683	>	if (excludesGlobal(i) == unique_id_1) then
1684	>	skip_it = .true.
1685	>	return
1686	>	end if
1687	>	end do
1688	>	return
1689	>	end if
1690	>
1691		#ifdef IS_MPI
1692	<	unique_id_2 = AtomColToGlobal(atom2)
1692	>	unique_id_2 = AtomColToGlobal(atom2)
1693		#else
1694	<	unique_id_2 = atom2
1694	>	unique_id_2 = atom2
1695		#endif
1696	<
1696	>
1697		#ifdef IS_MPI
1698	<	!! this situation should only arise in MPI simulations
1699	<	if (unique_id_1 == unique_id_2) then
1700	<	skip_it = .true.
1701	<	return
1702	<	end if
1703	<
1704	<	!! this prevents us from doing the pair on multiple processors
1705	<	if (unique_id_1 < unique_id_2) then
1706	<	if (mod(unique_id_1 + unique_id_2,2) == 0) then
1707	<	skip_it = .true.
1708	<	return
1709	<	endif
1710	<	else
1711	<	if (mod(unique_id_1 + unique_id_2,2) == 1) then
1712	<	skip_it = .true.
1713	<	return
1714	<	endif
1715	<	endif
1698	>	!! this situation should only arise in MPI simulations
1699	>	if (unique_id_1 == unique_id_2) then
1700	>	skip_it = .true.
1701	>	return
1702	>	end if
1703	>
1704	>	!! this prevents us from doing the pair on multiple processors
1705	>	if (unique_id_1 < unique_id_2) then
1706	>	if (mod(unique_id_1 + unique_id_2,2) == 0) then
1707	>	skip_it = .true.
1708	>	return
1709	>	endif
1710	>	else
1711	>	if (mod(unique_id_1 + unique_id_2,2) == 1) then
1712	>	skip_it = .true.
1713	>	return
1714	>	endif
1715	>	endif
1716		#endif
1717	<
1718	<	!! the rest of these situations can happen in all simulations:
1719	<	do i = 1, nExcludes_global
1720	<	if ((excludesGlobal(i) == unique_id_1) .or. &
1721	<	(excludesGlobal(i) == unique_id_2)) then
1722	<	skip_it = .true.
1723	<	return
1724	<	endif
1725	<	enddo
1726	<
1727	<	do i = 1, nSkipsForAtom(atom1)
1728	<	if (skipsForAtom(atom1, i) .eq. unique_id_2) then
1729	<	skip_it = .true.
1730	<	return
1731	<	endif
1732	<	end do
1733	<
1734	<	return
1735	<	end function skipThisPair
1736	<
1737	<	function FF_UsesDirectionalAtoms() result(doesit)
1738	<	logical :: doesit
1739	<	doesit = FF_uses_DirectionalAtoms .or. FF_uses_Dipoles .or. &
1740	<	FF_uses_Sticky .or. FF_uses_GayBerne .or. FF_uses_Shapes
1741	<	end function FF_UsesDirectionalAtoms
1742	<
1743	<	function FF_RequiresPrepairCalc() result(doesit)
1744	<	logical :: doesit
1745	<	doesit = FF_uses_EAM
1746	<	end function FF_RequiresPrepairCalc
1747	<
1233	<	function FF_RequiresPostpairCalc() result(doesit)
1234	<	logical :: doesit
1235	<	doesit = FF_uses_RF
1236	<	end function FF_RequiresPostpairCalc
1237	<
1717	>
1718	>	!! the rest of these situations can happen in all simulations:
1719	>	do i = 1, nExcludes_global
1720	>	if ((excludesGlobal(i) == unique_id_1) .or. &
1721	>	(excludesGlobal(i) == unique_id_2)) then
1722	>	skip_it = .true.
1723	>	return
1724	>	endif
1725	>	enddo
1726	>
1727	>	do i = 1, nSkipsForAtom(atom1)
1728	>	if (skipsForAtom(atom1, i) .eq. unique_id_2) then
1729	>	skip_it = .true.
1730	>	return
1731	>	endif
1732	>	end do
1733	>
1734	>	return
1735	>	end function skipThisPair
1736	>
1737	>	function FF_UsesDirectionalAtoms() result(doesit)
1738	>	logical :: doesit
1739	>	doesit = FF_uses_DirectionalAtoms
1740	>	end function FF_UsesDirectionalAtoms
1741	>
1742	>	function FF_RequiresPrepairCalc() result(doesit)
1743	>	logical :: doesit
1744	>	doesit = FF_uses_EAM .or. FF_uses_SC &
1745	>	.or. FF_uses_MEAM
1746	>	end function FF_RequiresPrepairCalc
1747	>
1748		#ifdef PROFILE
1749	<	function getforcetime() result(totalforcetime)
1750	<	real(kind=dp) :: totalforcetime
1751	<	totalforcetime = forcetime
1752	<	end function getforcetime
1749	>	function getforcetime() result(totalforcetime)
1750	>	real(kind=dp) :: totalforcetime
1751	>	totalforcetime = forcetime
1752	>	end function getforcetime
1753		#endif
1244	–
1245	–	!! This cleans componets of force arrays belonging only to fortran
1754
1755	<	subroutine add_stress_tensor(dpair, fpair)
1756	<
1757	<	real( kind = dp ), dimension(3), intent(in) :: dpair, fpair
1758	<
1759	<	! because the d vector is the rj - ri vector, and
1760	<	! because fx, fy, fz are the force on atom i, we need a
1761	<	! negative sign here:
1762	<
1763	<	tau_Temp(1) = tau_Temp(1) - dpair(1) * fpair(1)
1764	<	tau_Temp(2) = tau_Temp(2) - dpair(1) * fpair(2)
1765	<	tau_Temp(3) = tau_Temp(3) - dpair(1) * fpair(3)
1766	<	tau_Temp(4) = tau_Temp(4) - dpair(2) * fpair(1)
1767	<	tau_Temp(5) = tau_Temp(5) - dpair(2) * fpair(2)
1768	<	tau_Temp(6) = tau_Temp(6) - dpair(2) * fpair(3)
1769	<	tau_Temp(7) = tau_Temp(7) - dpair(3) * fpair(1)
1770	<	tau_Temp(8) = tau_Temp(8) - dpair(3) * fpair(2)
1771	<	tau_Temp(9) = tau_Temp(9) - dpair(3) * fpair(3)
1772	<
1773	<	virial_Temp = virial_Temp + &
1774	<	(tau_Temp(1) + tau_Temp(5) + tau_Temp(9))
1775	<
1776	<	end subroutine add_stress_tensor
1777	<
1755	>	!! This cleans componets of force arrays belonging only to fortran
1756	>
1757	>	subroutine add_stress_tensor(dpair, fpair, tau)
1758	>
1759	>	real( kind = dp ), dimension(3), intent(in) :: dpair, fpair
1760	>	real( kind = dp ), dimension(9), intent(inout) :: tau
1761	>
1762	>	! because the d vector is the rj - ri vector, and
1763	>	! because fx, fy, fz are the force on atom i, we need a
1764	>	! negative sign here:
1765	>
1766	>	tau(1) = tau(1) - dpair(1) * fpair(1)
1767	>	tau(2) = tau(2) - dpair(1) * fpair(2)
1768	>	tau(3) = tau(3) - dpair(1) * fpair(3)
1769	>	tau(4) = tau(4) - dpair(2) * fpair(1)
1770	>	tau(5) = tau(5) - dpair(2) * fpair(2)
1771	>	tau(6) = tau(6) - dpair(2) * fpair(3)
1772	>	tau(7) = tau(7) - dpair(3) * fpair(1)
1773	>	tau(8) = tau(8) - dpair(3) * fpair(2)
1774	>	tau(9) = tau(9) - dpair(3) * fpair(3)
1775	>
1776	>	end subroutine add_stress_tensor
1777	>
1778		end module doForces

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