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source: palm/trunk/SOURCE/pmc_particle_interface.f90 @ 2993

Last change on this file since 2993 was 2967, checked in by raasch, 7 years ago
bugfix: missing parallel cpp-directives added
Property svn:keywords set to `Id`
File size: 44.1 KB

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1	MODULE pmc_particle_interface
2
3	!------------------------------------------------------------------------------!
4	! This file is part of PALM.
5	!
6	! PALM is free software: you can redistribute it and/or modify it under the
7	! terms of the GNU General Public License as published by the Free Software
8	! Foundation, either version 3 of the License, or (at your option) any later
9	! version.
10	!
11	! PALM is distributed in the hope that it will be useful, but WITHOUT ANY
12	! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
13	! A PARTICULAR PURPOSE. See the GNU General Public License for more details.
14	!
15	! You should have received a copy of the GNU General Public License along with
16	! PALM. If not, see <http://www.gnu.org/licenses/>.
17	!
18	! Copyright 1997-2018 Leibniz Universitaet Hannover
19	!------------------------------------------------------------------------------!
20	!
21	! Current revisions:
22	! ------------------
23	!
24	!
25	! Former revisions:
26	! -----------------!
27	! $Id: pmc_particle_interface.f90 2967 2018-04-13 11:22:08Z raasch $
28	! bugfix: missing parallel cpp-directives added
29	!
30	! 2884 2018-03-14 08:33:20Z scharf
31	! B: corrected KIND of variable "parsize" for some MPI calls
32	!
33	! 2841 2018-02-27 15:02:57Z knoop
34	! Bugfix: wrong placement of include 'mpif.h' corrected
35	!
36	! 2809 2018-02-15 09:55:58Z schwenkel
37	! Bugfix for gfortran: Replace the function C_SIZEOF with STORAGE_SIZE.
38	!
39	!
40	! Initial Version (by Klaus Ketelsen)
41	!
42	!
43	! Description:
44	! ------------
45	! Introduce particle transfer in nested models.
46	! Interface to palm lpm model to handel particle transfer between parent and
47	! child model.
48	!------------------------------------------------------------------------------!
49
50	USE, INTRINSIC :: ISO_C_BINDING
51
52	#if defined( __parallel ) && !defined( __mpifh )
53	USE MPI
54	#endif
55
56	USE kinds
57
58	USE pegrid, &
59	ONLY: myidx,myidy
60
61	USE indices, &
62	ONLY: nx, ny, nxl, nxr, nys, nyn, nzb, nzt, nxlg, nxrg, nysg, nyng, nbgp
63
64	USE grid_variables, &
65	ONLY: dx, dy
66
67	USE arrays_3d, &
68	ONLY: zw
69
70	USE control_parameters, &
71	ONLY: message_string
72
73	USE particle_attributes, &
74	ONLY: prt_count, particles, grid_particles, &
75	particle_type, number_of_particles, zero_particle, &
76	ibc_par_t, ibc_par_lr, ibc_par_ns, alloc_factor
77
78	USE lpm_pack_and_sort_mod
79
80	USE lpm_exchange_horiz_mod, &
81	ONLY: realloc_particles_array
82
83	#if defined( __parallel )
84	USE pmc_general, &
85	ONLY: pedef
86
87	USE pmc_parent, &
88	ONLY: children, pmc_s_fillbuffer, pmc_s_getdata_from_buffer, &
89	pmc_s_get_child_npes
90
91	USE pmc_child, &
92	ONLY: me, pmc_c_getbuffer, pmc_c_putbuffer
93
94	USE pmc_interface, &
95	ONLY: cpl_id, get_number_of_childs, nr_part, part_adr, nested_run, &
96	get_childid, get_child_edges, nr_partc, part_adrc, &
97	coarse_bound, coord_x, coord_y, cg, get_child_gridspacing, &
98	lower_left_coord_x, lower_left_coord_y
99
100	USE pmc_handle_communicator, &
101	ONLY: pmc_parent_for_child
102
103	USE pmc_mpi_wrapper, &
104	ONLY: pmc_send_to_parent, pmc_recv_from_child
105
106	#endif
107
108	IMPLICIT NONE
109
110	#if defined( __parallel ) && defined( __mpifh )
111	INCLUDE "mpif.h"
112	#endif
113
114	PRIVATE
115	SAVE
116
117	TYPE coarse_particle_def
118	INTEGER(iwp) :: nr_particle
119
120	TYPE(particle_type),ALLOCATABLE,DIMENSION(:) :: parent_particles
121	END TYPE coarse_particle_def
122
123	INTEGER(iwp),PARAMETER :: Min_particles_per_column = 100 !<
124	INTEGER(iwp),PARAMETER :: max_nr_particle_in_rma_win = 100000 !<
125
126	INTEGER(iwp) :: nr_fine_in_coarse !< Number of fine grid cells in coarse grid (one direction)
127	INTEGER(iwp) :: particle_win_child !<
128
129	INTEGER(iwp),ALLOCATABLE,DIMENSION(:) :: particle_win_parent !<
130
131	TYPE(C_PTR), ALLOCATABLE,DIMENSION(:) :: buf_ptr !<
132
133	TYPE(particle_type), DIMENSION(:),POINTER :: particle_in_win !<
134
135	TYPE(coarse_particle_def),ALLOCATABLE,DIMENSION(:,:) :: coarse_particles !<
136
137
138
139	INTERFACE pmcp_g_init
140	MODULE PROCEDURE pmcp_g_init
141	END INTERFACE pmcp_g_init
142
143	INTERFACE pmcp_g_alloc_win
144	MODULE PROCEDURE pmcp_g_alloc_win
145	END INTERFACE pmcp_g_alloc_win
146
147	INTERFACE pmcp_c_get_particle_from_parent
148	MODULE PROCEDURE pmcp_c_get_particle_from_parent
149	END INTERFACE pmcp_c_get_particle_from_parent
150
151	INTERFACE pmcp_c_send_particle_to_parent
152	MODULE PROCEDURE pmcp_c_send_particle_to_parent
153	END INTERFACE pmcp_c_send_particle_to_parent
154
155	INTERFACE pmcp_p_fill_particle_win
156	MODULE PROCEDURE pmcp_p_fill_particle_win
157	END INTERFACE pmcp_p_fill_particle_win
158
159	INTERFACE pmcp_p_empty_particle_win
160	MODULE PROCEDURE pmcp_p_empty_particle_win
161	END INTERFACE pmcp_p_empty_particle_win
162
163	INTERFACE pmcp_g_print_number_of_particles
164	MODULE PROCEDURE pmcp_g_print_number_of_particles
165	END INTERFACE pmcp_g_print_number_of_particles
166
167	INTERFACE pmcp_p_delete_particles_in_fine_grid_area
168	MODULE PROCEDURE pmcp_p_delete_particles_in_fine_grid_area
169	END INTERFACE pmcp_p_delete_particles_in_fine_grid_area
170
171	PUBLIC pmcp_g_init, pmcp_g_alloc_win, pmcp_c_get_particle_from_parent
172	PUBLIC pmcp_c_send_particle_to_parent, pmcp_p_fill_particle_win, pmcp_g_print_number_of_particles
173	PUBLIC pmcp_p_empty_particle_win, pmcp_p_delete_particles_in_fine_grid_area
174
175	CONTAINS
176
177	!------------------------------------------------------------------------------!
178	! Description:
179	! ------------
180	!> general routine:
181	!> Initializing actions of the particle interface
182	!> check particle boundary conditions for the child models
183	!------------------------------------------------------------------------------!
184	SUBROUTINE pmcp_g_init
185
186	IMPLICIT NONE
187
188	INTEGER(iwp) :: nr_childs !< Number of child models of the current model
189
190	#if defined( __parallel )
191
192	nr_childs = get_number_of_childs()
193	!
194	!-- Check if the current model has child models
195	IF ( nr_childs > 0 ) THEN
196	ALLOCATE( nr_part(nysg:nyng, nxlg:nxrg) )
197	ALLOCATE( part_adr(nysg:nyng, nxlg:nxrg) )
198	nr_part = 0
199	part_adr = 0
200	ENDIF
201
202	!
203	!-- Set the boundary conditions to nested for all non root (i.e child) models
204	IF ( cpl_id > 1 ) THEN
205
206	IF ( ibc_par_t /= 3 ) THEN
207	ibc_par_t = 3
208	message_string = 'In Child model: bc_par_t is automatically set to nested '
209	CALL message( 'pmcp_g_init ', 'PA0477', 0, 1, 0, 6, 0 ) ! PA number has to be adjusted
210	ENDIF
211
212	IF ( ibc_par_lr /= 3 ) THEN
213	ibc_par_lr = 3
214	message_string = 'In Child model: bc_par_lr is automatically set to nested '
215	CALL message( 'pmcp_g_init ', 'PA0478', 0, 1, 0, 6, 0 ) ! PA number has to be adjusted
216	ENDIF
217
218	IF ( ibc_par_ns /= 3 ) THEN
219	ibc_par_ns = 3
220	message_string = 'In Child model: bc_par_ns is automatically set to nested '
221	CALL message( 'pmcp_g_init ', 'PA0479', 0, 1, 0, 6, 0 ) ! PA number has to be adjusted
222	ENDIF
223
224	ENDIF
225
226	#endif
227	END SUBROUTINE pmcp_g_init
228	!------------------------------------------------------------------------------!
229	! Description:
230	! ------------
231	!> general routine:
232	!> allocate the MPI windows
233	!------------------------------------------------------------------------------!
234	SUBROUTINE pmcp_g_alloc_win
235
236	IMPLICIT NONE
237
238	INTEGER(iwp) :: m !< loop index
239	INTEGER(iwp) :: ierr !< error code
240	INTEGER(iwp) :: icl !< left boundary in coarse(parent) index space
241	INTEGER(iwp) :: icr !< right boundary in coarse(parent) index space
242	INTEGER(iwp) :: jcs !< south boundary in coarse(parent) index space
243	INTEGER(iwp) :: jcn !< north boundary in coarse(parent) index space
244	INTEGER(iwp) :: child_id !< Id of a child model
245	INTEGER(iwp) :: nr_childs !< Number of child models of the current model
246
247	INTEGER :: parsize !<
248	TYPE(C_PTR), SAVE :: ptr !<
249
250	TYPE(particle_type),DIMENSION(:),POINTER :: win_buffer !<
251
252	INTEGER(iwp),DIMENSION(1) :: buf_shape !<
253
254	#if defined( __parallel )
255	INTEGER(KIND=MPI_ADDRESS_KIND) :: parsize_mpi_address_kind !<
256	INTEGER(KIND=MPI_ADDRESS_KIND) :: winsize !<
257
258	!
259	!-- If the model has a parent model prepare the structures for transfer
260	IF ( cpl_id > 1 ) THEN
261
262	parsize_mpi_address_kind = STORAGE_SIZE(zero_particle)/8
263
264	CALL MPI_ALLOC_MEM( parsize_mpi_address_kind , MPI_INFO_NULL, ptr, ierr )
265	parsize = parsize_mpi_address_kind
266	buf_shape(1) = 1
267	CALL C_F_POINTER( ptr, win_buffer, buf_shape )
268	CALL MPI_WIN_CREATE( win_buffer, parsize_mpi_address_kind, parsize, &
269	MPI_INFO_NULL, me%intra_comm, particle_win_child, &
270	ierr )
271
272	!
273	!-- Child domain boundaries in the parent index space
274	icl = coarse_bound(1)
275	icr = coarse_bound(2)
276	jcs = coarse_bound(3)
277	jcn = coarse_bound(4)
278
279	ALLOCATE( coarse_particles(jcs:jcn, icl:icr) )
280
281	coarse_particles(:,:)%nr_particle = 0
282	ENDIF
283
284	!
285	!-- If the model has child models prepare the structures for transfer
286	nr_childs = get_number_of_childs()
287	IF ( nr_childs > 0 ) THEN
288	ALLOCATE( particle_win_parent(nr_childs) )
289	ALLOCATE( buf_ptr(nr_childs) )
290	DO m = 1, nr_childs
291	child_id = get_childid(m)
292	parsize_mpi_address_kind = STORAGE_SIZE(zero_particle)/8
293	parsize = parsize_mpi_address_kind
294
295	winsize = max_nr_particle_in_rma_win * parsize_mpi_address_kind
296	CALL MPI_ALLOC_MEM( winsize , MPI_INFO_NULL, buf_ptr(m), ierr )
297	buf_shape(1) = max_nr_particle_in_rma_win
298	CALL C_F_POINTER( buf_ptr(m), win_buffer, buf_shape )
299	CALL MPI_WIN_CREATE( win_buffer, winsize, parsize, MPI_INFO_NULL, &
300	children(child_id)%intra_comm, &
301	particle_win_parent(m), ierr )
302	ENDDO
303	ENDIF
304
305	#endif
306	END SUBROUTINE pmcp_g_alloc_win
307
308
309	!------------------------------------------------------------------------------!
310	! Description:
311	! ------------
312	!> child routine:
313	!> Read/get particles out of the parent MPI window
314	!------------------------------------------------------------------------------!
315	SUBROUTINE pmcp_c_get_particle_from_parent
316
317	IMPLICIT NONE
318
319	INTEGER(iwp) :: i !< x grid index
320	INTEGER(iwp) :: icl !< left boundary in coarse(parent) index space
321	INTEGER(iwp) :: ierr !< error code
322	INTEGER(iwp) :: ij !< combined xy index for the buffer array
323	INTEGER(iwp) :: ip !< loop index (child PEs)
324	INTEGER(iwp) :: j !< y grid index
325	INTEGER(iwp) :: jcs !< south boundary in coarse(parent) index space
326	INTEGER(iwp) :: nr !< number of particles to receive from a parent box
327
328	INTEGER :: parsize !<
329
330	#if defined( __parallel )
331	TYPE(pedef), POINTER :: ape !< TO_DO Klaus: give a description and better name of the variable
332
333	INTEGER(KIND=MPI_ADDRESS_KIND) :: parsize_mpi_address_kind !<
334	INTEGER(KIND=MPI_ADDRESS_KIND) :: target_disp !<
335
336	IF ( cpl_id > 1 ) THEN
337
338	CALL pmc_c_getbuffer( particle_transfer = .TRUE. ) !Get number of particle/column and offset in RMA window xx
339
340	!
341	!-- Wait for buffer to fill.
342	!
343	!-- The parent side (in pmc_s_fillbuffer) is filling the buffer in the MPI RMA window
344	!-- When the filling is complete, a MPI_BARRIER is called.
345	!-- The child is not allowd to access the parent-buffer before it is completely filled
346	!-- Synchronization is done implicitely in pmc_c_getbuffer and pmc_s_fillbuffer on the parent side
347
348	icl = coarse_bound(1)
349	jcs = coarse_bound(3)
350
351	DO ip = 1, me%inter_npes
352
353	ape => me%pes(ip)
354
355	DO ij = 1, ape%nrele
356	j = ape%locind(ij)%j + jcs - 1
357	i = ape%locind(ij)%i + icl - 1
358	nr = nr_partc(j,i)
359	IF ( nr > 0 ) THEN
360
361	CALL check_and_alloc_coarse_particle (i, j, nr)
362	parsize_mpi_address_kind = STORAGE_SIZE(zero_particle)/8
363	parsize = parsize_mpi_address_kind
364	target_disp = part_adrc(j,i) - 1
365	CALL MPI_WIN_LOCK( MPI_LOCK_SHARED , ip - 1, 0, &
366	particle_win_child, ierr )
367	CALL MPI_GET( coarse_particles(j,i)%parent_particles, &
368	nr * parsize, MPI_BYTE, ip - 1, target_disp, &
369	nr * parsize, MPI_BYTE, particle_win_child, ierr )
370	CALL MPI_WIN_UNLOCK( ip - 1, particle_win_child, ierr )
371	ENDIF
372	coarse_particles(j,i)%nr_particle = nr
373	ENDDO
374	ENDDO
375
376	CALL c_copy_particle_to_child_grid
377	ENDIF
378
379	#endif
380	END SUBROUTINE pmcp_c_get_particle_from_parent
381
382
383	!------------------------------------------------------------------------------!
384	! Description:
385	! ------------
386	!> child routine:
387	!> Write/put particles into the parent MPI window
388	!------------------------------------------------------------------------------!
389	SUBROUTINE pmcp_c_send_particle_to_parent
390
391	IMPLICIT NONE
392
393	INTEGER(iwp) :: disp_offset !<
394	INTEGER(iwp) :: i !< x loop index
395	INTEGER(iwp) :: icl !< left boundary in coarse(parent) index space
396	INTEGER(iwp) :: icr !< right boundary in coarse(parent) index space
397	INTEGER(iwp) :: ierr !< error code
398	INTEGER(iwp) :: ij !< combined xy index for the buffer array
399	INTEGER(iwp) :: ip !< loop index (child PEs)
400	INTEGER(iwp) :: j !< y loop index
401	INTEGER(iwp) :: jcs !< south boundary in coarse(parent) index space
402	INTEGER(iwp) :: jcn !< north boundary in coarse(parent) index space
403	INTEGER(iwp) :: max_nr_particle_per_pe !< maximum number of particles per PE (depending on grid apect ratio)
404	INTEGER(iwp) :: n !< shorter variable name for nr_fine_in_coarse
405	INTEGER(iwp) :: nr !< shorter variabel name for nr_partc
406	INTEGER(iwp) :: pe_offset !< offset index of the current PE
407
408	INTEGER :: parsize !<
409
410	REAL(wp) :: eps=0.00001 !< used in calculations to avoid rounding errors
411	REAL(wp) :: xx !< number of fine grid cells inside a coarse grid cell in x-direction
412	REAL(wp) :: yy !< number of fine grid cells inside a coarse grid cell in y-direction
413
414	! TYPE(particle_type) :: dummy_part !< dummy particle (needed for size calculations)
415
416	#if defined( __parallel )
417	TYPE(pedef), POINTER :: ape !< TO_DO Klaus: give a description and better name of the variable
418
419	INTEGER(KIND=MPI_ADDRESS_KIND) :: parsize_mpi_address_kind !<
420	INTEGER(KIND=MPI_ADDRESS_KIND) :: target_disp !<
421
422
423	IF ( cpl_id > 1 ) THEN
424	CALL c_copy_particle_to_coarse_grid
425
426	!
427	!-- Child domain boundaries in the parent index space
428
429	icl = coarse_bound(1)
430	icr = coarse_bound(2)
431	jcs = coarse_bound(3)
432	jcn = coarse_bound(4)
433
434	nr_partc = 0
435
436	DO i = icl, icr
437	DO j = jcs, jcn
438	nr_partc(j,i) = coarse_particles(j,i)%nr_particle
439	ENDDO
440	ENDDO
441	part_adrc = 0
442
443	!
444	!-- compute number of fine grid cells in coarse grid (one direction)
445	xx = (cg%dx + eps) / dx ! +eps to avoid rounding error
446	yy = (cg%dy + eps) / dy
447	nr_fine_in_coarse = MAX( INT(xx), INT(yy) )
448
449	IF ( MOD( coord_x(0), cg%dx ) /= 0.0 .OR. MOD( coord_y(0), cg%dy ) /= 0.0 ) THEN
450	nr_fine_in_coarse = nr_fine_in_coarse + 1
451	ENDIF
452
453	!
454	!-- Assign a number to my child PE to select different areas in the RMA window on server side
455	!-- With this number a square of child PEs is defined which share the same coarse grid cells
456
457	n = nr_fine_in_coarse ! local variable n to make folloing statements shorter
458	pe_offset = MOD( myidx, n ) * n + MOD( myidy, n)
459	max_nr_particle_per_pe = max_nr_particle_in_rma_win / ( n * n )
460	disp_offset = pe_offset * max_nr_particle_per_pe
461	parsize_mpi_address_kind = STORAGE_SIZE(zero_particle)/8
462	parsize = parsize_mpi_address_kind
463	DO ip = 1, me%inter_npes
464
465	ape => me%pes(ip)
466
467	target_disp = disp_offset
468	DO ij = 1, ape%nrele
469	j = ape%locind(ij)%j + jcs - 1
470	i = ape%locind(ij)%i + icl - 1
471	nr = nr_partc(j,i)
472	IF( nr > 0 ) THEN
473	IF ( target_disp + nr - disp_offset >= max_nr_particle_per_pe ) THEN
474	WRITE(9,*) 'RMA window too small on child ', &
475	target_disp + nr - disp_offset, &
476	max_nr_particle_per_pe, max_nr_particle_in_rma_win
477	message_string = 'RMA window too small on child'
478	CALL message( 'pmci_create_child_arrays', 'PA0480', 3, 2, 0, 6, 0 ) ! PA number has to be adjusted
479	ENDIF
480	CALL MPI_WIN_LOCK( MPI_LOCK_SHARED , ip - 1, 0, &
481	particle_win_child, ierr )
482	CALL MPI_PUT( coarse_particles(j,i)%parent_particles, &
483	nr * parsize, MPI_BYTE, ip - 1, target_disp, &
484	nr * parsize, MPI_BYTE, particle_win_child, ierr )
485	CALL MPI_WIN_UNLOCK( ip - 1, particle_win_child, ierr )
486	part_adrc(j,i) = target_disp + 1
487	target_disp = target_disp + nr
488	ENDIF
489	ENDDO
490	ENDDO
491
492	CALL pmc_c_putbuffer ( particle_transfer = .TRUE. ) !Send new number of particle/column and offset to parent
493
494	ENDIF
495
496	#endif
497	END SUBROUTINE pmcp_c_send_particle_to_parent
498
499
500	!------------------------------------------------------------------------------!
501	! Description:
502	! ------------
503	!> parent routine:
504	!> write particles into the MPI window
505	!------------------------------------------------------------------------------!
506	SUBROUTINE pmcp_p_fill_particle_win
507
508	IMPLICIT NONE
509
510	LOGICAL :: active_particle !< Particles located in the fine/child grid area are marked as active (to be transferred)
511	LOGICAL,SAVE :: lfirst = .TRUE. !<
512
513	INTEGER(iwp) :: child_id !< id of the child model
514	INTEGER(iwp) :: i !< x grid box index
515	INTEGER(iwp) :: ierr !< error code
516	INTEGER(iwp) :: ij !< combined xy index for the buffer array
517	INTEGER(iwp) :: ip !< loop index (child PEs)
518	INTEGER(iwp) :: j !< y grid box index
519	INTEGER(iwp) :: k !< z grid box index
520	INTEGER(iwp) :: m !< loop index (number of childs)
521	INTEGER(iwp) :: n !< loop index (number of particles)
522	INTEGER(iwp) :: nr_part_col !< Number of particles to transfer per column
523	INTEGER(iwp) :: number_of_particles !<
524	INTEGER(iwp) :: pindex !<
525	INTEGER(iwp) :: tot_particle_count !< Total number of particles per child
526
527	REAL(wp) :: dx_child !< child grid spacing
528	REAL(wp) :: dy_child !< child grid spacing
529	REAL(wp) :: dz_child !< child grid spacing
530	REAL(wp) :: ny_coord !< north coordinate of child grid
531	REAL(wp) :: ny_coord_b !< north coordinate of child grid boundary
532	REAL(wp) :: lx_coord !< left coordinate of child grid
533	REAL(wp) :: lx_coord_b !< left coordinate of child grid boundary
534	REAL(wp) :: rx_coord !< right coordinate of child grid
535	REAL(wp) :: rx_coord_b !< right coordinate of child grid boundary
536	REAL(wp) :: sy_coord !< south coordinate of child grid
537	REAL(wp) :: sy_coord_b !< south coordinate of child grid boundary
538	REAL(wp) :: uz_coord !< upper coordinate of child grid
539	REAL(wp) :: uz_coord_b !< upper coordinate of child grid boundary
540	REAL(wp) :: x !< particle position
541	REAL(wp) :: xo !< origin of particle
542	REAL(wp) :: y !< particle position
543	REAL(wp) :: yo !< origin of particle
544	REAL(wp) :: z !< particle position
545
546	INTEGER(iwp),DIMENSION(1) :: buf_shape !<
547
548	#if defined( __parallel )
549	TYPE(pedef), POINTER :: ape !< TO_DO Klaus: give a description and better name of the variable
550
551	DO m = 1, get_number_of_childs()
552
553	child_id = get_childid(m)
554
555	CALL get_child_edges( m, lx_coord, lx_coord_b, rx_coord, rx_coord_b, &
556	sy_coord, sy_coord_b, ny_coord, ny_coord_b, &
557	uz_coord, uz_coord_b)
558
559	CALL get_child_gridspacing( m, dx_child, dy_child, dz_child )
560
561	IF ( lfirst ) THEN
562	WRITE(9,'(a,5f10.2)') 'edges ',lx_coord,rx_coord,sy_coord,ny_coord,uz_coord
563	WRITE(9,'(a,5f10.2)') 'edges boundary ',lx_coord_b,rx_coord_b,sy_coord_b,ny_coord_b,uz_coord_b
564	WRITE(9,'(a,5f10.2)') 'child spacing ',dx_child, dy_child, dz_child,lower_left_coord_x,lower_left_coord_y
565	ENDIF
566	!
567	!-- reset values for every child
568	tot_particle_count = 0
569	nr_part = 0
570	part_adr = 0
571	pindex = 1
572
573	buf_shape(1) = max_nr_particle_in_rma_win
574	CALL C_F_POINTER( buf_ptr(m), particle_in_win , buf_shape )
575
576	DO ip = 1, children(child_id)%inter_npes
577
578	ape => children(child_id)%pes(ip)
579
580	nr_part_col = 0
581
582	DO ij = 1, ape%nrele
583
584	!
585	!-- Inside the PMC adressing of 3d arrays starts with 1
586	i = ape%locind(ij)%i + nxl - nbgp - 1
587	j = ape%locind(ij)%j + nys - nbgp - 1
588	nr_part_col = 0 ! Number of particles to transfer per column
589	part_adr(j,i) = pindex
590
591	DO k = nzb + 1, nzt
592	number_of_particles = prt_count(k,j,i)
593
594	IF ( number_of_particles <= 0 ) CYCLE
595
596	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
597
598	! Select particles within boundary area
599
600	DO n = 1, number_of_particles
601	x = particles(n)%x
602	y = particles(n)%y
603	z = particles(n)%z
604	!
605	!-- check if the particle is located in the fine grid area
606	active_particle = ((x > lx_coord .AND. x < rx_coord) .AND. &
607	(y > sy_coord .AND. y < ny_coord) .AND. &
608	(z > 0.000000001 .AND. z < uz_coord))
609	IF ( active_particle .AND. particles(n)%particle_mask ) THEN
610
611	particle_in_win(pindex) = particles(n)
612	!
613	!-- Change particle positions and origin relative to global origin
614	particle_in_win(pindex)%x = particle_in_win(pindex)%x + lower_left_coord_x
615	particle_in_win(pindex)%y = particle_in_win(pindex)%y + lower_left_coord_y
616	particle_in_win(pindex)%origin_x = particle_in_win(pindex)%origin_x + lower_left_coord_x
617	particle_in_win(pindex)%origin_y = particle_in_win(pindex)%origin_y + lower_left_coord_y
618
619	tot_particle_count = tot_particle_count + 1
620	nr_part_col = nr_part_col + 1
621	pindex = pindex + 1
622	IF ( pindex > max_nr_particle_in_rma_win ) THEN
623	WRITE(9,*) 'RMA window too small on parent ',pindex, max_nr_particle_in_rma_win
624	message_string = 'RMA window too small on parent'
625	CALL message( 'pmci_create_child_arrays', 'PA0481', 3, 2, 0, 6, 0 ) ! PA number has to be adjusted
626	ENDIF
627	END IF
628	ENDDO
629	ENDDO
630	nr_part(j,i) = nr_part_col
631	ENDDO
632	ENDDO
633
634	CALL pmc_s_fillbuffer( child_id, particle_transfer = .TRUE. )
635	ENDDO
636
637	lfirst = .FALSE.
638
639	#endif
640	END SUBROUTINE pmcp_p_fill_particle_win
641
642
643	!------------------------------------------------------------------------------!
644	! Description:
645	! ------------
646	!> parent routine:
647	!> delete particles from the MPI window
648	!------------------------------------------------------------------------------!
649	SUBROUTINE pmcp_p_empty_particle_win
650
651	IMPLICIT NONE
652
653	INTEGER(iwp) :: child_id !< model id of the child
654	INTEGER(iwp) :: ip !< loop index (child PEs)
655	INTEGER(iwp) :: m !< loop index (number of childs)
656
657	INTEGER(iwp),DIMENSION(1) :: buf_shape !<
658
659	#if defined( __parallel )
660	DO m = 1, get_number_of_childs()
661
662	child_id = get_childid(m)
663
664	buf_shape(1) = max_nr_particle_in_rma_win
665	CALL C_F_POINTER( buf_ptr(m), particle_in_win , buf_shape )
666
667	!
668	!-- In some cells of the coarse grid, there are contributions from more than one child process
669	!-- Therfore p_copy_particle_to_org_grid is done for one child process per call
670
671	DO ip = 1, pmc_s_get_child_npes( child_id )
672	nr_part = 0
673	part_adr = 0
674
675	CALL pmc_s_getdata_from_buffer( child_id, particle_transfer = .TRUE., child_process_nr = ip )
676
677	CALL p_copy_particle_to_org_grid( m, child_id )
678	ENDDO
679
680	ENDDO
681
682	#endif
683	END SUBROUTINE pmcp_p_empty_particle_win
684
685
686	!------------------------------------------------------------------------------!
687	! Description:
688	! ------------
689	!> parent routine:
690	!> After the transfer mark all parent particles that are still inside on of the
691	!> child areas for deletion.
692	!------------------------------------------------------------------------------!
693	SUBROUTINE pmcp_p_delete_particles_in_fine_grid_area
694
695	IMPLICIT NONE
696
697	LOGICAL :: to_delete !< particles outside of model domain are marked as to_delete
698
699	INTEGER(iwp) :: i !< loop index (x grid)
700	INTEGER(iwp) :: j !< loop index (y grid)
701	INTEGER(iwp) :: k !< loop index (z grid)
702	INTEGER(iwp) :: m !< loop index (number of particles)
703	INTEGER(iwp) :: n !< loop index (number of childs)
704
705	REAL(wp) :: dx_child !< child grid spacing
706	REAL(wp) :: dy_child !< child grid spacing
707	REAL(wp) :: dz_child !< child grid spacing
708	REAL(wp) :: ny_coord !< north coordinate of child grid
709	REAL(wp) :: ny_coord_b !< north coordinate of child grid boundary
710	REAL(wp) :: lx_coord !< left coordinate of child grid
711	REAL(wp) :: lx_coord_b !< left coordinate of child grid boundary
712	REAL(wp) :: rx_coord !< right coordinate of child grid
713	REAL(wp) :: rx_coord_b !< right coordinate of child grid boundary
714	REAL(wp) :: sy_coord !< south coordinate of child grid
715	REAL(wp) :: sy_coord_b !< south coordinate of child grid boundary
716	REAL(wp) :: uz_coord !< upper coordinate of child grid
717	REAL(wp) :: uz_coord_b !< upper coordinate of child grid boundary
718	REAL(wp) :: x !< particle position
719	REAL(wp) :: y !< particle position
720	REAL(wp) :: z !< particle position
721
722	#if defined( __parallel )
723	DO m = 1, get_number_of_childs()
724	CALL get_child_edges( m, lx_coord, lx_coord_b, rx_coord, rx_coord_b, &
725	sy_coord, sy_coord_b, ny_coord, ny_coord_b, &
726	uz_coord, uz_coord_b )
727
728
729	CALL get_child_gridspacing( m, dx_child, dy_child, dz_child )
730
731	DO i = nxl, nxr
732	DO j = nys, nyn
733	DO k = nzb, nzt
734	number_of_particles = prt_count(k,j,i)
735
736	IF ( number_of_particles == 0 ) CYCLE
737
738	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
739
740	DO n = 1, number_of_particles
741	x = particles(n)%x
742	y = particles(n)%y
743	z = particles(n)%z
744
745	to_delete = ((x > lx_coord .AND. x < rx_coord) .AND. &
746	(y > sy_coord .AND. y < ny_coord) .AND. &
747	(z > 0.000000001 .AND. z < uz_coord))
748
749	IF ( to_delete ) THEN
750	particles(n)%particle_mask = .FALSE.
751	ENDIF
752	ENDDO
753	ENDDO
754	ENDDO
755	ENDDO
756
757	ENDDO
758
759	#endif
760	END SUBROUTINE pmcp_p_delete_particles_in_fine_grid_area
761
762
763	!------------------------------------------------------------------------------!
764	! Description:
765	! ------------
766	!> general routine:
767	!> print the total number of of the current model and its child models into a file
768	!------------------------------------------------------------------------------!
769	SUBROUTINE pmcp_g_print_number_of_particles (my_time,local_nr_particles)
770
771	USE pegrid, &
772	ONLY: myid
773
774	IMPLICIT NONE
775
776	INTEGER(iwp),INTENT(IN) :: local_nr_particles !<
777
778	REAL(wp),INTENT(IN) :: my_time !<
779
780	LOGICAL, SAVE :: is_file_open=.FALSE. !<
781
782	INTEGER(iwp) :: child_id !<
783	INTEGER(iwp) :: child_nr_particles !< total number of particles in all child models
784	INTEGER(iwp) :: ierr !< error code
785	INTEGER(iwp) :: m !< loop index (number of childs)
786
787	CHARACTER(LEN=16) :: fname !< filename
788
789	INTEGER(iwp),DIMENSION(2) :: ivalr !< integer value to be received
790	INTEGER(iwp),DIMENSION(2) :: ivals !< integer value to be send
791
792	#if defined( __parallel )
793	child_nr_particles = 0
794	IF ( myid == 0 ) THEN
795	IF ( cpl_id > 1 ) THEN
796	ivals(1) = local_nr_particles
797	CALL pmc_send_to_parent( ivals, 1, 0, 400, ierr )
798	ENDIF
799	DO m = 1, SIZE( pmc_parent_for_child ) - 1
800
801	child_id = pmc_parent_for_child(m)
802	CALL pmc_recv_from_child( child_id, ivalr, 1, 0, 400, ierr )
803	child_nr_particles = child_nr_particles + ivalr(1)
804	ENDDO
805
806	IF ( SIZE( pmc_parent_for_child ) > 1 ) THEN
807	IF ( .NOT. is_file_open ) THEN !kk muss noch auf file_open umgestellt werden
808	WRITE(fname,'(a,i2.2)') 'nr_particles_',cpl_id
809	OPEN (333,file = fname)
810	is_file_open = .true.
811	ENDIF
812	WRITE(333,'(f12.2,3i10)') my_time,local_nr_particles + child_nr_particles,local_nr_particles,child_nr_particles
813	ENDIF
814	ENDIF
815
816	#endif
817	END SUBROUTINE pmcp_g_print_number_of_particles
818
819
820	!------------------------------------------------------------------------------!
821	!------------------------------------------------------------------------------!
822	! Private subroutines
823	!------------------------------------------------------------------------------!
824	!------------------------------------------------------------------------------!
825
826	!------------------------------------------------------------------------------!
827	! Description:
828	! ------------
829	!> child routine
830	!> update the size of the local buffer (coarse_particles)
831	!------------------------------------------------------------------------------!
832	SUBROUTINE check_and_alloc_coarse_particle (ic,jc,nr,with_copy)
833
834	IMPLICIT NONE
835
836	INTEGER(iwp),INTENT(IN) :: ic !< coarse x grid index
837	INTEGER(iwp),INTENT(IN) :: jc !< coarse y grid index
838	INTEGER(iwp),INTENT(IN) :: nr !< number of particles to be transferred/stored in local buffer
839
840	LOGICAL,INTENT(IN),OPTIONAL :: with_copy !< copy particles in buffer? or reallocate empty buffer
841
842	LOGICAL :: with_copy_lo !< local variable of with copy
843
844	INTEGER(iwp) :: new_size !< new size of the local buffer
845	INTEGER(iwp) :: old_size !< old size of the local buffer
846
847	TYPE(particle_type), DIMENSION(:), ALLOCATABLE :: tmp_particles_d !<
848
849	#if defined( __parallel )
850	with_copy_lo = .FALSE.
851	IF ( PRESENT( with_copy ) ) with_copy_lo = with_copy
852
853	IF ( .NOT. ALLOCATED( coarse_particles(jc,ic)%parent_particles ) ) THEN
854	new_size = MAX( nr, Min_particles_per_column )
855	ALLOCATE( coarse_particles(jc,ic)%parent_particles(new_size) )
856	ELSEIF ( nr > SIZE( coarse_particles(jc,ic)%parent_particles ) ) THEN
857
858	old_size = SIZE( coarse_particles(jc,ic)%parent_particles )
859	new_size = old_size * ( 1.0_wp + alloc_factor / 100.0_wp )
860	new_size = MAX( nr, new_size, old_size + Min_particles_per_column )
861
862	!
863	!-- Copy existing particles to new particle buffer
864	IF ( with_copy_lo ) THEN
865	ALLOCATE( tmp_particles_d(old_size) )
866	tmp_particles_d(1:old_size) = coarse_particles(jc,ic)%parent_particles
867
868	DEALLOCATE( coarse_particles(jc,ic)%parent_particles )
869	ALLOCATE( coarse_particles(jc,ic)%parent_particles(new_size) )
870
871	coarse_particles(jc,ic)%parent_particles(1:old_size) = tmp_particles_d(1:old_size)
872	coarse_particles(jc,ic)%parent_particles(old_size+1:new_size) = zero_particle
873
874	DEALLOCATE( tmp_particles_d )
875	!
876	!-- allocate or reallocate an empty buffer
877	ELSE
878	DEALLOCATE( coarse_particles(jc,ic)%parent_particles )
879	ALLOCATE( coarse_particles(jc,ic)%parent_particles(new_size) )
880	ENDIF
881	ENDIF
882
883	#endif
884	END SUBROUTINE check_and_alloc_coarse_particle
885
886
887	!------------------------------------------------------------------------------!
888	! Description:
889	! ------------
890	!> child routine:
891	!> copy/sort particles out of the local buffer into the respective grid boxes
892	!------------------------------------------------------------------------------!
893	SUBROUTINE c_copy_particle_to_child_grid
894
895	IMPLICIT NONE
896
897	INTEGER(iwp) :: ic !< coarse x grid index
898	INTEGER(iwp) :: icl !< left boundary in coarse(parent) index space
899	INTEGER(iwp) :: icr !< right boundary in coarse(parent) index space
900	INTEGER(iwp) :: ip !< x grid index
901	INTEGER(iwp) :: jc !< coarse y grid index
902	INTEGER(iwp) :: jcn !< north boundary in coarse(parent) index space
903	INTEGER(iwp) :: jcs !< south boundary in coarse(parent) index space
904	INTEGER(iwp) :: jp !< y grid index
905	INTEGER(iwp) :: kp !< z grid index
906	INTEGER(iwp) :: n !< loop index (number of particles)
907	INTEGER(iwp) :: nr !< short variable for name number or particles
908
909	REAL(wp) :: xc !< child x coordinate
910	REAL(wp) :: xoc !< child x origin
911	REAL(wp) :: yc !< child y coordinate
912	REAL(wp) :: yoc !< child y origin
913	REAL(wp) :: zc !< child z coordinate
914
915	#if defined( __parallel )
916	!
917	!-- Child domain boundaries in the parent index space
918	icl = coarse_bound(1)
919	icr = coarse_bound(2)
920	jcs = coarse_bound(3)
921	jcn = coarse_bound(4)
922
923	DO ic = icl, icr
924	DO jc = jcs, jcn
925	nr = coarse_particles(jc,ic)%nr_particle
926
927	IF ( nr > 0 ) THEN
928	DO n = 1, nr
929	xc = coarse_particles(jc,ic)%parent_particles(n)%x-lower_left_coord_x
930	yc = coarse_particles(jc,ic)%parent_particles(n)%y-lower_left_coord_y
931	zc = coarse_particles(jc,ic)%parent_particles(n)%z
932	xoc = coarse_particles(jc,ic)%parent_particles(n)%origin_x-lower_left_coord_x
933	yoc = coarse_particles(jc,ic)%parent_particles(n)%origin_y-lower_left_coord_y
934	ip = xc / dx
935	jp = yc / dy
936	kp = nzt
937	DO WHILE ( zw(kp-1) > zc .AND. kp > nzb + 1 ) ! kk search loop has to be optimzed !!!
938	kp = kp - 1
939	ENDDO
940
941	IF ( ip >= nxl .AND. ip <= nxr .AND. jp >= nys .AND. jp <= nyn ) THEN
942	prt_count(kp,jp,ip) = prt_count(kp,jp,ip) + 1
943	IF ( prt_count(kp,jp,ip) > SIZE( grid_particles(kp,jp,ip)%particles ) ) THEN
944	CALL realloc_particles_array( ip, jp, kp )
945	ENDIF
946	coarse_particles(jc,ic)%parent_particles(n)%x = xc ! Adjust coordinates to child grid
947	coarse_particles(jc,ic)%parent_particles(n)%y = yc
948	coarse_particles(jc,ic)%parent_particles(n)%origin_x = xoc ! Adjust origins to child grid
949	coarse_particles(jc,ic)%parent_particles(n)%origin_y = yoc
950	grid_particles(kp,jp,ip)%particles(prt_count(kp,jp,ip)) = coarse_particles(jc,ic)%parent_particles(n)
951	ENDIF
952	ENDDO
953	ENDIF
954	ENDDO
955	ENDDO
956
957	#endif
958	END SUBROUTINE c_copy_particle_to_child_grid
959
960
961	!------------------------------------------------------------------------------!
962	! Description:
963	! ------------
964	!> child routine:
965	!> copy particles which left the model area into the local buffer
966	!------------------------------------------------------------------------------!
967	SUBROUTINE c_copy_particle_to_coarse_grid
968
969	IMPLICIT NONE
970
971	LOGICAL :: boundary_particle !<
972
973	INTEGER(iwp) :: i !< loop index (x grid)
974	INTEGER(iwp) :: ic !< loop index (coarse x grid)
975	INTEGER(iwp) :: icl !< left boundary in coarse(parent) index space
976	INTEGER(iwp) :: icr !< left boundary in coarse(parent) index space
977	INTEGER(iwp) :: ierr !< error code
978	INTEGER(iwp) :: j !< loop index (y grid)
979	INTEGER(iwp) :: jc !< loop index (coarse y grid)
980	INTEGER(iwp) :: jcs !< south boundary in coarse(parent) index space
981	INTEGER(iwp) :: jcn !< north boundary in coarse(parent) index space
982	INTEGER(iwp) :: k !< loop index (z grid)
983	INTEGER(iwp) :: n !< loop index (number of particles)
984
985	REAL(iwp) :: x !< x coordinate
986	REAL(iwp) :: xo !< x origin
987	REAL(iwp) :: x_left !< absolute left boundary
988	REAL(iwp) :: x_right !< absolute right boundary
989	REAL(iwp) :: y !< left boundary in coarse(parent) index space
990	REAL(iwp) :: yo !< y origin
991	REAL(iwp) :: y_north !< absolute north boundary
992	REAL(iwp) :: y_south !< absoulte south boundary
993	REAL(iwp) :: z !< z coordinate
994
995	#if defined( __parallel )
996	!
997	!-- Child domain boundaries in the parent index space
998
999	icl = coarse_bound(1)
1000	icr = coarse_bound(2)
1001	jcs = coarse_bound(3)
1002	jcn = coarse_bound(4)
1003
1004	!
1005	!-- absolute coordinates
1006	x_left = coord_x(0)
1007	x_right = coord_x(nx) + dx
1008	y_south = coord_y(0)
1009	y_north = coord_y(ny) + dy
1010
1011	! Clear Particle Buffer
1012
1013	DO ic = icl, icr
1014	DO jc = jcs, jcn
1015	coarse_particles(jc,ic)%nr_particle = 0
1016	ENDDO
1017	ENDDO
1018
1019	!
1020	!-- Determine particles which leave the inner area in east or west dirextion
1021	!-- Compute only first (nxl) and last (nxr) loop iterration.
1022	DO i = nxl, nxr
1023	DO j = nys, nyn
1024	DO k = nzb + 1, nzt
1025	number_of_particles = prt_count(k,j,i)
1026	IF ( number_of_particles <= 0 ) CYCLE
1027	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
1028	DO n = 1, number_of_particles
1029	IF ( particles(n)%particle_mask ) THEN
1030	x = particles(n)%x+ lower_left_coord_x
1031	y = particles(n)%y+ lower_left_coord_y
1032	xo = particles(n)%origin_x + lower_left_coord_x
1033	yo = particles(n)%origin_y + lower_left_coord_y
1034	z = particles(n)%z
1035
1036	boundary_particle = .FALSE.
1037	boundary_particle = boundary_particle .OR. (x < x_left .OR. x > x_right)
1038	boundary_particle = boundary_particle .OR. (y < y_south .OR. y > y_north)
1039	boundary_particle = boundary_particle .OR. (z > zw(nzt))
1040
1041	IF ( boundary_particle ) THEN
1042	ic = x / cg%dx !TODO anpassen auf Mehrfachnesting
1043	jc = y / cg%dy
1044
1045	IF ( ic >= icl .AND. ic <= icr .AND. jc >= jcs .AND. jc <= jcn ) THEN
1046	coarse_particles(jc,ic)%nr_particle = coarse_particles(jc,ic)%nr_particle + 1
1047	CALL check_and_alloc_coarse_particle( ic, jc, coarse_particles(jc,ic)%nr_particle, with_copy=.TRUE. )
1048
1049	coarse_particles(jc,ic)%parent_particles(coarse_particles(jc,ic)%nr_particle) = particles(n)
1050	coarse_particles(jc,ic)%parent_particles(coarse_particles(jc,ic)%nr_particle)%x = x !adapt to global coordinates
1051	coarse_particles(jc,ic)%parent_particles(coarse_particles(jc,ic)%nr_particle)%y = y
1052	coarse_particles(jc,ic)%parent_particles(coarse_particles(jc,ic)%nr_particle)%origin_x = xo
1053	coarse_particles(jc,ic)%parent_particles(coarse_particles(jc,ic)%nr_particle)%origin_y = yo
1054	!-- Mark particle as deleted after copying it to the transfer buffer
1055	grid_particles(k,j,i)%particles(n)%particle_mask = .FALSE.
1056	ELSE
1057	WRITE(9,'(a,10i6)') 'This should not happen ',i,j,k,ic,jc,icl,icr,jcs,jcn
1058	CALL MPI_Abort( MPI_COMM_WORLD, 9999, ierr )
1059	ENDIF
1060	ENDIF
1061	ENDIF
1062	ENDDO
1063	ENDDO
1064	ENDDO
1065	ENDDO
1066
1067	!
1068	!- Pack particles (eliminate those marked for deletion),
1069	!- determine new number of particles
1070	CALL lpm_sort_in_subboxes
1071
1072	#endif
1073	END SUBROUTINE c_copy_particle_to_coarse_grid
1074
1075
1076	!------------------------------------------------------------------------------!
1077	! Description:
1078	! ------------
1079	!> parent routine:
1080	!> copy/sort particles from the MPI window into the respective grid boxes
1081	!------------------------------------------------------------------------------!
1082	SUBROUTINE p_copy_particle_to_org_grid( m, child_id )
1083
1084	IMPLICIT NONE
1085
1086	INTEGER(iwp),INTENT(IN) :: child_id !<
1087	INTEGER(iwp),INTENT(IN) :: m !<
1088
1089	INTEGER(iwp) :: i !< loop index (x grid)
1090	INTEGER(iwp) :: j !< loop index (y grid)
1091	INTEGER(iwp) :: k !< loop index (z grid)
1092	INTEGER(iwp) :: n !< loop index (nr part)
1093	INTEGER(iwp) :: nr !< short variable name for nr_part
1094	INTEGER(iwp) :: pindex !< short variable name part_adr
1095
1096	REAL(iwp) :: x !< x coordinate
1097	REAL(iwp) :: xo !< x origin
1098	REAL(iwp) :: y !< y coordinate
1099	REAL(iwp) :: yo !< y origin
1100	REAL(iwp) :: z !< z coordinate
1101
1102	INTEGER(iwp),DIMENSION(1) :: buf_shape !<
1103
1104	#if defined( __parallel )
1105	buf_shape(1) = max_nr_particle_in_rma_win
1106	CALL C_F_POINTER( buf_ptr(m), particle_in_win , buf_shape )
1107
1108	DO i = nxl, nxr
1109	DO j = nys, nyn
1110	nr = nr_part(j,i)
1111	IF ( nr > 0 ) THEN
1112	pindex = part_adr(j,i)
1113	DO n = 1, nr
1114	x = particle_in_win(pindex)%x-lower_left_coord_x
1115	y = particle_in_win(pindex)%y-lower_left_coord_y
1116	z = particle_in_win(pindex)%z
1117	xo = particle_in_win(pindex)%origin_x-lower_left_coord_x
1118	yo = particle_in_win(pindex)%origin_y-lower_left_coord_y
1119	k = nzt + 1
1120	DO WHILE ( zw(k-1) > z .AND. k > nzb + 1 ) ! kk search loop has to be optimzed !!!
1121	k = k - 1
1122	END DO
1123
1124	prt_count(k,j,i) = prt_count(k,j,i) + 1
1125	IF ( prt_count(k,j,i) > SIZE( grid_particles(k,j,i)%particles ) ) THEN
1126	CALL realloc_particles_array( i, j, k )
1127	ENDIF
1128	grid_particles(k,j,i)%particles(prt_count(k,j,i)) = particle_in_win(pindex)
1129
1130	!
1131	!-- Update particle positions and origins relative to parent domain
1132	grid_particles(k,j,i)%particles(prt_count(k,j,i))%x = x
1133	grid_particles(k,j,i)%particles(prt_count(k,j,i))%y = y
1134	grid_particles(k,j,i)%particles(prt_count(k,j,i))%origin_x = xo
1135	grid_particles(k,j,i)%particles(prt_count(k,j,i))%origin_y = yo
1136	pindex = pindex + 1
1137	ENDDO
1138	ENDIF
1139	ENDDO
1140	ENDDO
1141
1142	#endif
1143	END SUBROUTINE p_copy_particle_to_org_grid
1144
1145
1146	END MODULE pmc_particle_interface

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