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surf_land_orchidee_noopenmp_mod.F90 @ 5248

Last change on this file since 5248 was 4894, checked in by Laurent Fairhead, 8 months ago
Forgot to replace some #ifdef CPP_MPI in r4600 AB/LF
Property copyright set to Name of program: LMDZ Creation date: 1984 Version: LMDZ5 License: CeCILL version 2 Holder: Laboratoire de m\'et\'eorologie dynamique, CNRS, UMR 8539 See the license file in the root directory
File size: 27.4 KB

Line
1	!
2	! $Header$
3	!
4	MODULE surf_land_orchidee_noopenmp_mod
5	!
6	! This module is compiled only if CPP key ORCHIDEE_NOOPENMP is defined.
7	! This module should be used with ORCHIDEE sequentiel or parallele MPI version
8	! (not MPI-OpenMP mixte) until revision 1077 in the ORCHIDEE trunk.
9
10	#ifdef ORCHIDEE_NOOPENMP
11	!
12	! This module controles the interface towards the model ORCHIDEE
13	!
14	! Subroutines in this module : surf_land_orchidee
15	! Init_orchidee_index
16	! Get_orchidee_communicator
17	! Init_neighbours
18	USE dimphy
19	#ifdef CPP_VEGET
20	USE intersurf ! module d'ORCHIDEE
21	#endif
22	USE cpl_mod, ONLY : cpl_send_land_fields
23	USE surface_data, ONLY : type_ocean
24	USE geometry_mod, ONLY : dx, dy
25	USE mod_grid_phy_lmdz
26	USE mod_phys_lmdz_para
27
28	IMPLICIT NONE
29
30	PRIVATE
31	PUBLIC :: surf_land_orchidee
32
33	CONTAINS
34	!
35	!****************************************************************************************
36	!
37	SUBROUTINE surf_land_orchidee(itime, dtime, date0, knon, &
38	knindex, rlon, rlat, yrmu0, pctsrf, &
39	debut, lafin, &
40	plev, u1_lay, v1_lay, gustiness, temp_air, spechum, epot_air, ccanopy, &
41	tq_cdrag, petAcoef, peqAcoef, petBcoef, peqBcoef, &
42	precip_rain, precip_snow, lwdown, swnet, swdown, &
43	ps, q2m, t2m, &
44	evap, fluxsens, fluxlat, &
45	tsol_rad, tsurf_new, alb1_new, alb2_new, &
46	emis_new, z0_new, z0h_new, qsurf, &
47	veget, lai, height)
48	!
49	! Cette routine sert d'interface entre le modele atmospherique et le
50	! modele de sol continental. Appel a sechiba
51	!
52	! L. Fairhead 02/2000
53	!
54	! input:
55	! itime numero du pas de temps
56	! dtime pas de temps de la physique (en s)
57	! nisurf index de la surface a traiter (1 = sol continental)
58	! knon nombre de points de la surface a traiter
59	! knindex index des points de la surface a traiter
60	! rlon longitudes de la grille entiere
61	! rlat latitudes de la grille entiere
62	! pctsrf tableau des fractions de surface de chaque maille
63	! debut logical: 1er appel a la physique (lire les restart)
64	! lafin logical: dernier appel a la physique (ecrire les restart)
65	! (si false calcul simplifie des fluxs sur les continents)
66	! plev hauteur de la premiere couche (Pa)
67	! u1_lay vitesse u 1ere couche
68	! v1_lay vitesse v 1ere couche
69	! temp_air temperature de l'air 1ere couche
70	! spechum humidite specifique 1ere couche
71	! epot_air temp pot de l'air
72	! ccanopy concentration CO2 canopee, correspond au co2_send de
73	! carbon_cycle_mod ou valeur constant co2_ppm
74	! tq_cdrag cdrag
75	! petAcoef coeff. A de la resolution de la CL pour t
76	! peqAcoef coeff. A de la resolution de la CL pour q
77	! petBcoef coeff. B de la resolution de la CL pour t
78	! peqBcoef coeff. B de la resolution de la CL pour q
79	! precip_rain precipitation liquide
80	! precip_snow precipitation solide
81	! lwdown flux IR descendant a la surface
82	! swnet flux solaire net
83	! swdown flux solaire entrant a la surface
84	! ps pression au sol
85	! radsol rayonnement net aus sol (LW + SW)
86	!
87	!
88	! output:
89	! evap evaporation totale
90	! fluxsens flux de chaleur sensible
91	! fluxlat flux de chaleur latente
92	! tsol_rad
93	! tsurf_new temperature au sol
94	! alb1_new albedo in visible SW interval
95	! alb2_new albedo in near IR interval
96	! emis_new emissivite
97	! z0_new surface roughness
98	! z0h_new surface roughness, it is the same as z0_new
99	! qsurf air moisture at surface
100	!
101	USE carbon_cycle_mod, ONLY : carbon_cycle_cpl, fco2_land_inst, fco2_lu_inst
102	USE indice_sol_mod
103	USE mod_grid_phy_lmdz, ONLY: nbp_lon, nbp_lat
104	USE print_control_mod, ONLY: lunout
105	#ifdef CPP_VEGET
106	USE time_phylmdz_mod, ONLY: itau_phy
107	#endif
108	IMPLICIT NONE
109
110	INCLUDE "YOMCST.h"
111	INCLUDE "dimpft.h"
112	!
113	! Parametres d'entree
114	!****************************************************************************************
115	INTEGER, INTENT(IN) :: itime
116	REAL, INTENT(IN) :: dtime
117	REAL, INTENT(IN) :: date0
118	INTEGER, INTENT(IN) :: knon
119	INTEGER, DIMENSION(klon), INTENT(IN) :: knindex
120	LOGICAL, INTENT(IN) :: debut, lafin
121	REAL, DIMENSION(klon,nbsrf), INTENT(IN) :: pctsrf
122	REAL, DIMENSION(klon), INTENT(IN) :: rlon, rlat
123	REAL, DIMENSION(klon), INTENT(IN) :: yrmu0
124	REAL, DIMENSION(klon), INTENT(IN) :: plev
125	REAL, DIMENSION(klon), INTENT(IN) :: u1_lay, v1_lay, gustiness
126	REAL, DIMENSION(klon), INTENT(IN) :: temp_air, spechum
127	REAL, DIMENSION(klon), INTENT(IN) :: epot_air, ccanopy
128	REAL, DIMENSION(klon), INTENT(IN) :: tq_cdrag
129	REAL, DIMENSION(klon), INTENT(IN) :: petAcoef, peqAcoef
130	REAL, DIMENSION(klon), INTENT(IN) :: petBcoef, peqBcoef
131	REAL, DIMENSION(klon), INTENT(IN) :: precip_rain, precip_snow
132	REAL, DIMENSION(klon), INTENT(IN) :: lwdown, swnet, swdown, ps
133	REAL, DIMENSION(klon), INTENT(IN) :: q2m, t2m
134
135	! Parametres de sortie
136	!****************************************************************************************
137	REAL, DIMENSION(klon), INTENT(OUT) :: evap, fluxsens, fluxlat, qsurf
138	REAL, DIMENSION(klon), INTENT(OUT) :: tsol_rad, tsurf_new
139	REAL, DIMENSION(klon), INTENT(OUT) :: alb1_new, alb2_new
140	REAL, DIMENSION(klon), INTENT(OUT) :: emis_new, z0_new, z0h_new
141	REAL, DIMENSION(klon,nvm_lmdz), INTENT(OUT) :: veget ! dummy variables
142	REAL, DIMENSION(klon,nvm_lmdz), INTENT(OUT) :: lai ! dummy variables
143	REAL, DIMENSION(klon,nvm_lmdz), INTENT(OUT) :: height! dummy variables
144
145	! Local
146	!****************************************************************************************
147	INTEGER :: ij, jj, igrid, ireal, index
148	INTEGER :: error
149	INTEGER, SAVE :: nb_fields_cpl ! number of fields for the climate-carbon coupling (between ATM and ORCHIDEE).
150	!$OMP THREADPRIVATE(nb_fields_cpl)
151	REAL, SAVE, ALLOCATABLE, DIMENSION(:,:) :: fields_cpl ! Fluxes for the climate-carbon coupling
152	!$OMP THREADPRIVATE(fields_cpl)
153	REAL, DIMENSION(klon) :: swdown_vrai
154	CHARACTER (len = 20) :: modname = 'surf_land_orchidee'
155	CHARACTER (len = 80) :: abort_message
156	LOGICAL,SAVE :: check = .FALSE.
157	!$OMP THREADPRIVATE(check)
158
159	! type de couplage dans sechiba
160	! character (len=10) :: coupling = 'implicit'
161	! drapeaux controlant les appels dans SECHIBA
162	! type(control_type), save :: control_in
163	! Preserved albedo
164	REAL, ALLOCATABLE, DIMENSION(:), SAVE :: albedo_keep, zlev
165	!$OMP THREADPRIVATE(albedo_keep,zlev)
166	! coordonnees geographiques
167	REAL, ALLOCATABLE, DIMENSION(:,:), SAVE :: lalo
168	!$OMP THREADPRIVATE(lalo)
169	! pts voisins
170	INTEGER,ALLOCATABLE, DIMENSION(:,:), SAVE :: neighbours
171	!$OMP THREADPRIVATE(neighbours)
172	! fractions continents
173	REAL,ALLOCATABLE, DIMENSION(:), SAVE :: contfrac
174	!$OMP THREADPRIVATE(contfrac)
175	! resolution de la grille
176	REAL, ALLOCATABLE, DIMENSION (:,:), SAVE :: resolution
177	!$OMP THREADPRIVATE(resolution)
178
179	REAL, ALLOCATABLE, DIMENSION (:,:), SAVE :: lon_scat, lat_scat
180	!$OMP THREADPRIVATE(lon_scat,lat_scat)
181
182	LOGICAL, SAVE :: lrestart_read = .TRUE.
183	!$OMP THREADPRIVATE(lrestart_read)
184	LOGICAL, SAVE :: lrestart_write = .FALSE.
185	!$OMP THREADPRIVATE(lrestart_write)
186
187	REAL, DIMENSION(knon,2) :: albedo_out
188	!$OMP THREADPRIVATE(albedo_out)
189
190	! Pb de nomenclature
191	REAL, DIMENSION(klon) :: petA_orc, peqA_orc
192	REAL, DIMENSION(klon) :: petB_orc, peqB_orc
193	! Pb de correspondances de grilles
194	INTEGER, DIMENSION(:), SAVE, ALLOCATABLE :: ig, jg
195	!$OMP THREADPRIVATE(ig,jg)
196	INTEGER :: indi, indj
197	INTEGER, SAVE, ALLOCATABLE,DIMENSION(:) :: ktindex
198	!$OMP THREADPRIVATE(ktindex)
199
200	! Essai cdrag
201	REAL, DIMENSION(klon) :: cdrag
202	INTEGER,SAVE :: offset
203	!$OMP THREADPRIVATE(offset)
204
205	REAL, DIMENSION(klon_glo) :: rlon_g,rlat_g
206	INTEGER, SAVE :: orch_comm
207	!$OMP THREADPRIVATE(orch_comm)
208
209	REAL, ALLOCATABLE, DIMENSION(:), SAVE :: coastalflow
210	!$OMP THREADPRIVATE(coastalflow)
211	REAL, ALLOCATABLE, DIMENSION(:), SAVE :: riverflow
212	!$OMP THREADPRIVATE(riverflow)
213	!
214	! Fin definition
215	!****************************************************************************************
216	#ifdef CPP_VEGET
217
218	IF (check) WRITE(lunout,*)'Entree ', modname
219
220	! Initialisation
221
222	IF (debut) THEN
223	! Test de coherence
224	#ifndef ORCH_NEW
225	! Compilation avec orchidee nouvelle version necessaire avec carbon_cycle_cpl=y
226	IF (carbon_cycle_cpl) THEN
227	abort_message='You must define preprossing key ORCH_NEW when running carbon_cycle_cpl=y'
228	CALL abort_physic(modname,abort_message,1)
229	END IF
230	#endif
231	ALLOCATE(ktindex(knon))
232	IF ( .NOT. ALLOCATED(albedo_keep)) THEN
233	ALLOCATE(albedo_keep(klon))
234	ALLOCATE(zlev(knon))
235	ENDIF
236	! Pb de correspondances de grilles
237	ALLOCATE(ig(klon))
238	ALLOCATE(jg(klon))
239	ig(1) = 1
240	jg(1) = 1
241	indi = 0
242	indj = 2
243	DO igrid = 2, klon - 1
244	indi = indi + 1
245	IF ( indi > nbp_lon) THEN
246	indi = 1
247	indj = indj + 1
248	ENDIF
249	ig(igrid) = indi
250	jg(igrid) = indj
251	ENDDO
252	ig(klon) = 1
253	jg(klon) = nbp_lat
254
255	IF ((.NOT. ALLOCATED(lalo))) THEN
256	ALLOCATE(lalo(knon,2), stat = error)
257	IF (error /= 0) THEN
258	abort_message='Pb allocation lalo'
259	CALL abort_physic(modname,abort_message,1)
260	ENDIF
261	ENDIF
262	IF ((.NOT. ALLOCATED(lon_scat))) THEN
263	ALLOCATE(lon_scat(nbp_lon,nbp_lat), stat = error)
264	IF (error /= 0) THEN
265	abort_message='Pb allocation lon_scat'
266	CALL abort_physic(modname,abort_message,1)
267	ENDIF
268	ENDIF
269	IF ((.NOT. ALLOCATED(lat_scat))) THEN
270	ALLOCATE(lat_scat(nbp_lon,nbp_lat), stat = error)
271	IF (error /= 0) THEN
272	abort_message='Pb allocation lat_scat'
273	CALL abort_physic(modname,abort_message,1)
274	ENDIF
275	ENDIF
276	lon_scat = 0.
277	lat_scat = 0.
278	DO igrid = 1, knon
279	index = knindex(igrid)
280	lalo(igrid,2) = rlon(index)
281	lalo(igrid,1) = rlat(index)
282	ENDDO
283
284
285
286	CALL Gather(rlon,rlon_g)
287	CALL Gather(rlat,rlat_g)
288
289	IF (is_mpi_root) THEN
290	index = 1
291	DO jj = 2, nbp_lat-1
292	DO ij = 1, nbp_lon
293	index = index + 1
294	lon_scat(ij,jj) = rlon_g(index)
295	lat_scat(ij,jj) = rlat_g(index)
296	ENDDO
297	ENDDO
298	lon_scat(:,1) = lon_scat(:,2)
299	lat_scat(:,1) = rlat_g(1)
300	lon_scat(:,nbp_lat) = lon_scat(:,2)
301	lat_scat(:,nbp_lat) = rlat_g(klon_glo)
302	ENDIF
303
304	CALL bcast(lon_scat)
305	CALL bcast(lat_scat)
306
307	!
308	! Allouer et initialiser le tableau des voisins et des fraction de continents
309	!
310	IF ( (.NOT.ALLOCATED(neighbours))) THEN
311	ALLOCATE(neighbours(knon,8), stat = error)
312	IF (error /= 0) THEN
313	abort_message='Pb allocation neighbours'
314	CALL abort_physic(modname,abort_message,1)
315	ENDIF
316	ENDIF
317	neighbours = -1.
318	IF (( .NOT. ALLOCATED(contfrac))) THEN
319	ALLOCATE(contfrac(knon), stat = error)
320	IF (error /= 0) THEN
321	abort_message='Pb allocation contfrac'
322	CALL abort_physic(modname,abort_message,1)
323	ENDIF
324	ENDIF
325
326	DO igrid = 1, knon
327	ireal = knindex(igrid)
328	contfrac(igrid) = pctsrf(ireal,is_ter)
329	ENDDO
330
331
332	CALL Init_neighbours(knon,neighbours,knindex,pctsrf(:,is_ter))
333
334	!
335	! Allocation et calcul resolutions
336	IF ( (.NOT.ALLOCATED(resolution))) THEN
337	ALLOCATE(resolution(knon,2), stat = error)
338	IF (error /= 0) THEN
339	abort_message='Pb allocation resolution'
340	CALL abort_physic(modname,abort_message,1)
341	ENDIF
342	ENDIF
343	DO igrid = 1, knon
344	ij = knindex(igrid)
345	resolution(igrid,1) = dx(ij)
346	resolution(igrid,2) = dy(ij)
347	ENDDO
348
349	ALLOCATE(coastalflow(klon), stat = error)
350	IF (error /= 0) THEN
351	abort_message='Pb allocation coastalflow'
352	CALL abort_physic(modname,abort_message,1)
353	ENDIF
354
355	ALLOCATE(riverflow(klon), stat = error)
356	IF (error /= 0) THEN
357	abort_message='Pb allocation riverflow'
358	CALL abort_physic(modname,abort_message,1)
359	ENDIF
360
361	!
362	! Allocate variables needed for carbon_cycle_mod
363	IF ( carbon_cycle_cpl ) THEN
364	nb_fields_cpl=2
365	ELSE
366	nb_fields_cpl=1
367	END IF
368
369
370	IF (carbon_cycle_cpl) THEN
371	ALLOCATE(fco2_land_inst(klon),stat=error)
372	IF (error /= 0) CALL abort_physic(modname,'Pb in allocation fco2_land_inst',1)
373
374	ALLOCATE(fco2_lu_inst(klon),stat=error)
375	IF(error /=0) CALL abort_physic(modname,'Pb in allocation fco2_lu_inst',1)
376	END IF
377
378	ALLOCATE(fields_cpl(klon,nb_fields_cpl), stat = error)
379	IF (error /= 0) CALL abort_physic(modname,'Pb in allocation fields_cpl',1)
380
381	ENDIF ! (fin debut)
382
383	!
384	! Appel a la routine sols continentaux
385	!
386	IF (lafin) lrestart_write = .TRUE.
387	IF (check) WRITE(lunout,*)'lafin ',lafin,lrestart_write
388
389	petA_orc(1:knon) = petBcoef(1:knon) * dtime
390	petB_orc(1:knon) = petAcoef(1:knon)
391	peqA_orc(1:knon) = peqBcoef(1:knon) * dtime
392	peqB_orc(1:knon) = peqAcoef(1:knon)
393
394	cdrag = 0.
395	cdrag(1:knon) = tq_cdrag(1:knon)
396
397	! zlev(1:knon) = (100.plev(1:knon))/((ps(1:knon)/287.05temp_air(1:knon))*9.80665)
398	zlev(1:knon) = (100.plev(1:knon))/((ps(1:knon)/RDtemp_air(1:knon))*RG)
399
400
401	! PF et PASB
402	! where(cdrag > 0.01)
403	! cdrag = 0.01
404	! endwhere
405	! write(,)'Cdrag = ',minval(cdrag),maxval(cdrag)
406
407	!
408	! Init Orchidee
409	!
410	! if (pole_nord) then
411	! offset=0
412	! ktindex(:)=ktindex(:)+nbp_lon-1
413	! else
414	! offset = klon_mpi_begin-1+nbp_lon-1
415	! ktindex(:)=ktindex(:)+MOD(offset,nbp_lon)
416	! offset=offset-MOD(offset,nbp_lon)
417	! endif
418
419	IF (debut) THEN
420	CALL Get_orchidee_communicator(knon,orch_comm)
421	IF (knon /=0) THEN
422	CALL Init_orchidee_index(knon,orch_comm,knindex,offset,ktindex)
423
424	IF (.NOT. using_mpi) THEN
425	! Interface for ORCHIDEE compiled in sequential mode(without preprocessing flag CPP_MPI)
426	CALL intersurf_main (itime+itau_phy-1, nbp_lon, nbp_lat, knon, ktindex, dtime, &
427	lrestart_read, lrestart_write, lalo, &
428	contfrac, neighbours, resolution, date0, &
429	zlev, u1_lay, v1_lay, spechum, temp_air, epot_air, ccanopy, &
430	cdrag, petA_orc, peqA_orc, petB_orc, peqB_orc, &
431	precip_rain, precip_snow, lwdown, swnet, swdown, ps, &
432	evap, fluxsens, fluxlat, coastalflow, riverflow, &
433	tsol_rad, tsurf_new, qsurf, albedo_out, emis_new, z0_new, &
434	lon_scat, lat_scat, q2m, t2m &
435	#ifdef ORCH_NEW
436	, nb_fields_cpl, fields_cpl)
437	#else
438	)
439	#endif
440
441	ELSE
442	! Interface for ORCHIDEE version 1.9 or later(1.9.2, 1.9.3, 1.9.4, 1.9.5) compiled in parallel mode(with preprocessing flag CPP_MPI)
443	CALL intersurf_main (itime+itau_phy-1, nbp_lon, nbp_lat, offset, knon, ktindex, &
444	orch_comm, dtime, lrestart_read, lrestart_write, lalo, &
445	contfrac, neighbours, resolution, date0, &
446	zlev, u1_lay(1:knon), v1_lay(1:knon), spechum(1:knon), temp_air(1:knon), epot_air(1:knon), ccanopy(1:knon), &
447	cdrag(1:knon), petA_orc(1:knon), peqA_orc(1:knon), petB_orc(1:knon), peqB_orc(1:knon), &
448	precip_rain(1:knon), precip_snow(1:knon), lwdown(1:knon), swnet(1:knon), swdown(1:knon), ps(1:knon), &
449	evap(1:knon), fluxsens(1:knon), fluxlat(1:knon), coastalflow(1:knon), riverflow(1:knon), &
450	tsol_rad(1:knon), tsurf_new(1:knon), qsurf(1:knon), albedo_out(1:knon,:), emis_new(1:knon), z0_new(1:knon), &
451	lon_scat, lat_scat, q2m, t2m &
452	#ifdef ORCH_NEW
453	, nb_fields_cpl, fields_cpl(1:knon,:))
454	#else
455	)
456	#endif
457	ENDIF
458	ENDIF
459
460	albedo_keep(1:knon) = (albedo_out(1:knon,1)+albedo_out(1:knon,2))/2.
461
462	ENDIF
463
464	! swdown_vrai(1:knon) = swnet(1:knon)/(1. - albedo_keep(1:knon))
465	swdown_vrai(1:knon) = swdown(1:knon)
466
467	IF (knon /=0) THEN
468	IF (.NOT. using_mpi) THEN
469	! Interface for ORCHIDEE compiled in sequential mode(without preprocessing flag CPP_MPI)
470	CALL intersurf_main (itime+itau_phy, nbp_lon, nbp_lat, knon, ktindex, dtime, &
471	lrestart_read, lrestart_write, lalo, &
472	contfrac, neighbours, resolution, date0, &
473	zlev, u1_lay, v1_lay, spechum, temp_air, epot_air, ccanopy, &
474	cdrag, petA_orc, peqA_orc, petB_orc, peqB_orc, &
475	precip_rain, precip_snow, lwdown, swnet, swdown_vrai, ps, &
476	evap, fluxsens, fluxlat, coastalflow, riverflow, &
477	tsol_rad, tsurf_new, qsurf, albedo_out, emis_new, z0_new, &
478	lon_scat, lat_scat, q2m, t2m &
479	#ifdef ORCH_NEW
480	, nb_fields_cpl, fields_cpl)
481	#else
482	)
483	#endif
484	ELSE
485	! Interface for ORCHIDEE version 1.9 or later compiled in parallel mode(with preprocessing flag CPP_MPI)
486	CALL intersurf_main (itime+itau_phy, nbp_lon, nbp_lat,offset, knon, ktindex, &
487	orch_comm,dtime, lrestart_read, lrestart_write, lalo, &
488	contfrac, neighbours, resolution, date0, &
489	zlev, u1_lay(1:knon), v1_lay(1:knon), spechum(1:knon), temp_air(1:knon), epot_air(1:knon), ccanopy(1:knon), &
490	cdrag(1:knon), petA_orc(1:knon), peqA_orc(1:knon), petB_orc(1:knon), peqB_orc(1:knon), &
491	precip_rain(1:knon), precip_snow(1:knon), lwdown(1:knon), swnet(1:knon), swdown_vrai(1:knon), ps(1:knon), &
492	evap(1:knon), fluxsens(1:knon), fluxlat(1:knon), coastalflow(1:knon), riverflow(1:knon), &
493	tsol_rad(1:knon), tsurf_new(1:knon), qsurf(1:knon), albedo_out(1:knon,:), emis_new(1:knon), z0_new(1:knon), &
494	lon_scat, lat_scat, q2m, t2m &
495	#ifdef ORCH_NEW
496	, nb_fields_cpl, fields_cpl(1:knon,:))
497	#else
498	)
499	#endif
500	ENDIF
501	ENDIF
502
503	albedo_keep(1:knon) = (albedo_out(1:knon,1)+albedo_out(1:knon,2))/2.
504
505	! ORCHIDEE only gives one value for z0_new. Copy it into z0h_new.
506	z0h_new(:)=z0_new(:)
507
508	!* Send to coupler
509	!
510	IF (type_ocean=='couple') THEN
511	CALL cpl_send_land_fields(itime, knon, knindex, &
512	riverflow, coastalflow)
513	ENDIF
514
515	alb1_new(1:knon) = albedo_out(1:knon,1)
516	alb2_new(1:knon) = albedo_out(1:knon,2)
517
518	! Convention orchidee: positif vers le haut
519	fluxsens(1:knon) = -1. * fluxsens(1:knon)
520	fluxlat(1:knon) = -1. * fluxlat(1:knon)
521
522	! evap = -1. * evap
523
524	IF (debut) lrestart_read = .FALSE.
525
526	! Decompress variables for the module carbon_cycle_mod
527	IF (carbon_cycle_cpl) THEN
528	fco2_land_inst(:)=0.
529	fco2_lu_inst(:)=0.
530
531	DO igrid = 1, knon
532	ireal = knindex(igrid)
533	fco2_land_inst(ireal) = fields_cpl(igrid,1)
534	fco2_lu_inst(ireal) = fields_cpl(igrid,2)
535	END DO
536	END IF
537
538	#endif
539	END SUBROUTINE surf_land_orchidee
540	!
541	!****************************************************************************************
542	!
543	SUBROUTINE Init_orchidee_index(knon,orch_comm,knindex,offset,ktindex)
544
545	USE mod_grid_phy_lmdz, ONLY: nbp_lon, nbp_lat
546	USE lmdz_mpi
547
548	! Input arguments
549	!****************************************************************************************
550	INTEGER, INTENT(IN) :: knon
551	INTEGER, INTENT(IN) :: orch_comm
552	INTEGER, DIMENSION(klon), INTENT(IN) :: knindex
553
554	! Output arguments
555	!****************************************************************************************
556	INTEGER, INTENT(OUT) :: offset
557	INTEGER, DIMENSION(knon), INTENT(OUT) :: ktindex
558
559	! Local varables
560	!****************************************************************************************
561	INTEGER, DIMENSION(MPI_STATUS_SIZE) :: status
562
563	INTEGER :: MyLastPoint
564	INTEGER :: LastPoint
565	INTEGER :: mpi_rank_orch
566	INTEGER :: mpi_size_orch
567	INTEGER :: ierr
568	!
569	! End definition
570	!****************************************************************************************
571
572	MyLastPoint=klon_mpi_begin-1+knindex(knon)+nbp_lon-1
573
574	IF (is_parallel) THEN
575	CALL MPI_COMM_SIZE(orch_comm,mpi_size_orch,ierr)
576	CALL MPI_COMM_RANK(orch_comm,mpi_rank_orch,ierr)
577	ELSE
578	mpi_rank_orch=0
579	mpi_size_orch=1
580	ENDIF
581
582	IF (is_parallel) THEN
583	IF (mpi_rank_orch /= 0) THEN
584	CALL MPI_RECV(LastPoint,1,MPI_INTEGER,mpi_rank_orch-1,1234,orch_comm,status,ierr)
585	ENDIF
586
587	IF (mpi_rank_orch /= mpi_size_orch-1) THEN
588	CALL MPI_SEND(MyLastPoint,1,MPI_INTEGER,mpi_rank_orch+1,1234,orch_comm,ierr)
589	ENDIF
590	ENDIF
591
592	IF (mpi_rank_orch == 0) THEN
593	offset=0
594	ELSE
595	offset=LastPoint-MOD(LastPoint,nbp_lon)
596	ENDIF
597
598	ktindex(1:knon)=knindex(1:knon)+(klon_mpi_begin+nbp_lon-1)-offset-1
599
600
601	END SUBROUTINE Init_orchidee_index
602	!
603	!****************************************************************************************
604	!
605	SUBROUTINE Get_orchidee_communicator(knon,orch_comm)
606	USE lmdz_mpi
607
608	INTEGER,INTENT(IN) :: knon
609	INTEGER,INTENT(OUT) :: orch_comm
610
611	INTEGER :: color
612	INTEGER :: ierr
613	!
614	! End definition
615	!****************************************************************************************
616
617	IF (knon==0) THEN
618	color = 0
619	ELSE
620	color = 1
621	ENDIF
622
623	IF (using_mpi) THEN
624	CALL MPI_COMM_SPLIT(COMM_LMDZ_PHY,color,mpi_rank,orch_comm,ierr)
625	ENDIF
626
627	END SUBROUTINE Get_orchidee_communicator
628	!
629	!****************************************************************************************
630	!
631	SUBROUTINE Init_neighbours(knon,neighbours,ktindex,pctsrf)
632
633	USE indice_sol_mod
634	USE mod_grid_phy_lmdz, ONLY: nbp_lon, nbp_lat
635	USE lmdz_mpi
636
637	! Input arguments
638	!****************************************************************************************
639	INTEGER, INTENT(IN) :: knon
640	INTEGER, DIMENSION(klon), INTENT(IN) :: ktindex
641	REAL, DIMENSION(klon), INTENT(IN) :: pctsrf
642
643	! Output arguments
644	!****************************************************************************************
645	INTEGER, DIMENSION(knon,8), INTENT(OUT) :: neighbours
646
647	! Local variables
648	!****************************************************************************************
649	INTEGER :: knon_g
650	INTEGER :: i, igrid, jj, ij, iglob
651	INTEGER :: ierr, ireal, index
652	INTEGER :: var_tmp
653	INTEGER, DIMENSION(0:mpi_size-1) :: knon_nb
654	INTEGER, DIMENSION(0:mpi_size-1) :: displs
655	INTEGER, DIMENSION(8,3) :: off_ini
656	INTEGER, DIMENSION(8) :: offset
657	INTEGER, DIMENSION(knon) :: ktindex_p
658	INTEGER, DIMENSION(nbp_lon,nbp_lat) :: correspond
659	INTEGER, ALLOCATABLE, DIMENSION(:) :: ktindex_g
660	INTEGER, ALLOCATABLE, DIMENSION(:,:) :: neighbours_g
661	REAL, DIMENSION(klon_glo) :: pctsrf_g
662
663	!
664	! End definition
665	!****************************************************************************************
666
667	IF (is_sequential) THEN
668	knon_nb(:)=knon
669	ELSE
670	CALL MPI_GATHER(knon,1,MPI_INTEGER,knon_nb,1,MPI_INTEGER,0,COMM_LMDZ_PHY,ierr)
671	ENDIF
672
673	IF (is_mpi_root) THEN
674	knon_g=SUM(knon_nb(:))
675	ALLOCATE(ktindex_g(knon_g))
676	ALLOCATE(neighbours_g(knon_g,8))
677	neighbours_g(:,:)=-1
678	displs(0)=0
679	DO i=1,mpi_size-1
680	displs(i)=displs(i-1)+knon_nb(i-1)
681	ENDDO
682	ELSE
683	ALLOCATE(ktindex_g(1))
684	ALLOCATE(neighbours_g(1,8))
685	ENDIF
686
687	ktindex_p(1:knon)=ktindex(1:knon)+klon_mpi_begin-1+nbp_lon-1
688
689	IF (is_sequential) THEN
690	ktindex_g(:)=ktindex_p(:)
691	ELSE
692	CALL MPI_GATHERV(ktindex_p,knon,MPI_INTEGER,ktindex_g,knon_nb,&
693	displs,MPI_INTEGER,0,COMM_LMDZ_PHY,ierr)
694	ENDIF
695
696	CALL Gather(pctsrf,pctsrf_g)
697
698	IF (is_mpi_root) THEN
699	! Initialisation des offset
700	!
701	! offset bord ouest
702	off_ini(1,1) = - nbp_lon ; off_ini(2,1) = - nbp_lon + 1; off_ini(3,1) = 1
703	off_ini(4,1) = nbp_lon + 1; off_ini(5,1) = nbp_lon ; off_ini(6,1) = 2 * nbp_lon - 1
704	off_ini(7,1) = nbp_lon -1 ; off_ini(8,1) = - 1
705	! offset point normal
706	off_ini(1,2) = - nbp_lon ; off_ini(2,2) = - nbp_lon + 1; off_ini(3,2) = 1
707	off_ini(4,2) = nbp_lon + 1; off_ini(5,2) = nbp_lon ; off_ini(6,2) = nbp_lon - 1
708	off_ini(7,2) = -1 ; off_ini(8,2) = - nbp_lon - 1
709	! offset bord est
710	off_ini(1,3) = - nbp_lon; off_ini(2,3) = - 2 * nbp_lon + 1; off_ini(3,3) = - nbp_lon + 1
711	off_ini(4,3) = 1 ; off_ini(5,3) = nbp_lon ; off_ini(6,3) = nbp_lon - 1
712	off_ini(7,3) = -1 ; off_ini(8,3) = - nbp_lon - 1
713	!
714	!
715	! Attention aux poles
716	!
717	DO igrid = 1, knon_g
718	index = ktindex_g(igrid)
719	jj = INT((index - 1)/nbp_lon) + 1
720	ij = index - (jj - 1) * nbp_lon
721	correspond(ij,jj) = igrid
722	ENDDO
723
724	DO igrid = 1, knon_g
725	iglob = ktindex_g(igrid)
726	IF (MOD(iglob, nbp_lon) == 1) THEN
727	offset = off_ini(:,1)
728	ELSE IF(MOD(iglob, nbp_lon) == 0) THEN
729	offset = off_ini(:,3)
730	ELSE
731	offset = off_ini(:,2)
732	ENDIF
733	DO i = 1, 8
734	index = iglob + offset(i)
735	ireal = (MIN(MAX(1, index - nbp_lon + 1), klon_glo))
736	IF (pctsrf_g(ireal) > EPSFRA) THEN
737	jj = INT((index - 1)/nbp_lon) + 1
738	ij = index - (jj - 1) * nbp_lon
739	neighbours_g(igrid, i) = correspond(ij, jj)
740	ENDIF
741	ENDDO
742	ENDDO
743
744	ENDIF
745
746	DO i=1,8
747	IF (is_sequential) THEN
748	neighbours(:,i)=neighbours_g(:,i)
749	ELSE
750	IF (knon > 0) THEN
751	! knon>0, scattter global field neighbours_g from master process to local process
752	CALL MPI_SCATTERV(neighbours_g(:,i),knon_nb,displs,MPI_INTEGER,neighbours(:,i),knon,MPI_INTEGER,0,COMM_LMDZ_PHY,ierr)
753	ELSE
754	! knon=0, no need to save the field for this process
755	CALL MPI_SCATTERV(neighbours_g(:,i),knon_nb,displs,MPI_INTEGER,var_tmp,knon,MPI_INTEGER,0,COMM_LMDZ_PHY,ierr)
756	END IF
757	ENDIF
758	ENDDO
759
760	END SUBROUTINE Init_neighbours
761	!
762	!****************************************************************************************
763	!
764
765	#endif
766	END MODULE surf_land_orchidee_noopenmp_mod

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