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surf_land_orchidee_noopenmp_mod.F90 @ 3230

Last change on this file since 3230 was 2952, checked in by Laurent Fairhead, 7 years ago

Parametrization of drag by copses
Need version 4465 of ORCHIDEE at least

Cheruy

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: 27.5 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	#ifndef CPP_MPI
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
459	ENDIF
460
461	albedo_keep(1:knon) = (albedo_out(1:knon,1)+albedo_out(1:knon,2))/2.
462
463	ENDIF
464
465	! swdown_vrai(1:knon) = swnet(1:knon)/(1. - albedo_keep(1:knon))
466	swdown_vrai(1:knon) = swdown(1:knon)
467
468	IF (knon /=0) THEN
469	#ifndef CPP_MPI
470	! Interface for ORCHIDEE compiled in sequential mode(without preprocessing flag CPP_MPI)
471	CALL intersurf_main (itime+itau_phy, nbp_lon, nbp_lat, knon, ktindex, dtime, &
472	lrestart_read, lrestart_write, lalo, &
473	contfrac, neighbours, resolution, date0, &
474	zlev, u1_lay, v1_lay, spechum, temp_air, epot_air, ccanopy, &
475	cdrag, petA_orc, peqA_orc, petB_orc, peqB_orc, &
476	precip_rain, precip_snow, lwdown, swnet, swdown_vrai, ps, &
477	evap, fluxsens, fluxlat, coastalflow, riverflow, &
478	tsol_rad, tsurf_new, qsurf, albedo_out, emis_new, z0_new, &
479	lon_scat, lat_scat, q2m, t2m &
480	#ifdef ORCH_NEW
481	, nb_fields_cpl, fields_cpl)
482	#else
483	)
484	#endif
485	#else
486	! Interface for ORCHIDEE version 1.9 or later compiled in parallel mode(with preprocessing flag CPP_MPI)
487	CALL intersurf_main (itime+itau_phy, nbp_lon, nbp_lat,offset, knon, ktindex, &
488	orch_comm,dtime, lrestart_read, lrestart_write, lalo, &
489	contfrac, neighbours, resolution, date0, &
490	zlev, u1_lay(1:knon), v1_lay(1:knon), spechum(1:knon), temp_air(1:knon), epot_air(1:knon), ccanopy(1:knon), &
491	cdrag(1:knon), petA_orc(1:knon), peqA_orc(1:knon), petB_orc(1:knon), peqB_orc(1:knon), &
492	precip_rain(1:knon), precip_snow(1:knon), lwdown(1:knon), swnet(1:knon), swdown_vrai(1:knon), ps(1:knon), &
493	evap(1:knon), fluxsens(1:knon), fluxlat(1:knon), coastalflow(1:knon), riverflow(1:knon), &
494	tsol_rad(1:knon), tsurf_new(1:knon), qsurf(1:knon), albedo_out(1:knon,:), emis_new(1:knon), z0_new(1:knon), &
495	lon_scat, lat_scat, q2m, t2m &
496	#ifdef ORCH_NEW
497	, nb_fields_cpl, fields_cpl(1:knon,:))
498	#else
499	)
500	#endif
501	#endif
502	ENDIF
503
504	albedo_keep(1:knon) = (albedo_out(1:knon,1)+albedo_out(1:knon,2))/2.
505
506	! ORCHIDEE only gives one value for z0_new. Copy it into z0h_new.
507	z0h_new(:)=z0_new(:)
508
509	!* Send to coupler
510	!
511	IF (type_ocean=='couple') THEN
512	CALL cpl_send_land_fields(itime, knon, knindex, &
513	riverflow, coastalflow)
514	ENDIF
515
516	alb1_new(1:knon) = albedo_out(1:knon,1)
517	alb2_new(1:knon) = albedo_out(1:knon,2)
518
519	! Convention orchidee: positif vers le haut
520	fluxsens(1:knon) = -1. * fluxsens(1:knon)
521	fluxlat(1:knon) = -1. * fluxlat(1:knon)
522
523	! evap = -1. * evap
524
525	IF (debut) lrestart_read = .FALSE.
526
527	! Decompress variables for the module carbon_cycle_mod
528	IF (carbon_cycle_cpl) THEN
529	fco2_land_inst(:)=0.
530	fco2_lu_inst(:)=0.
531
532	DO igrid = 1, knon
533	ireal = knindex(igrid)
534	fco2_land_inst(ireal) = fields_cpl(igrid,1)
535	fco2_lu_inst(ireal) = fields_cpl(igrid,2)
536	END DO
537	END IF
538
539	#endif
540	END SUBROUTINE surf_land_orchidee
541	!
542	!****************************************************************************************
543	!
544	SUBROUTINE Init_orchidee_index(knon,orch_comm,knindex,offset,ktindex)
545
546	USE mod_grid_phy_lmdz, ONLY: nbp_lon, nbp_lat
547
548	#ifdef CPP_MPI
549	INCLUDE 'mpif.h'
550	#endif
551
552
553	! Input arguments
554	!****************************************************************************************
555	INTEGER, INTENT(IN) :: knon
556	INTEGER, INTENT(IN) :: orch_comm
557	INTEGER, DIMENSION(klon), INTENT(IN) :: knindex
558
559	! Output arguments
560	!****************************************************************************************
561	INTEGER, INTENT(OUT) :: offset
562	INTEGER, DIMENSION(knon), INTENT(OUT) :: ktindex
563
564	! Local varables
565	!****************************************************************************************
566	#ifdef CPP_MPI
567	INTEGER, DIMENSION(MPI_STATUS_SIZE) :: status
568	#endif
569
570	INTEGER :: MyLastPoint
571	INTEGER :: LastPoint
572	INTEGER :: mpi_rank_orch
573	INTEGER :: mpi_size_orch
574	INTEGER :: ierr
575	!
576	! End definition
577	!****************************************************************************************
578
579	MyLastPoint=klon_mpi_begin-1+knindex(knon)+nbp_lon-1
580
581	IF (is_parallel) THEN
582	#ifdef CPP_MPI
583	CALL MPI_COMM_SIZE(orch_comm,mpi_size_orch,ierr)
584	CALL MPI_COMM_RANK(orch_comm,mpi_rank_orch,ierr)
585	#endif
586	ELSE
587	mpi_rank_orch=0
588	mpi_size_orch=1
589	ENDIF
590
591	IF (is_parallel) THEN
592	IF (mpi_rank_orch /= 0) THEN
593	#ifdef CPP_MPI
594	CALL MPI_RECV(LastPoint,1,MPI_INTEGER,mpi_rank_orch-1,1234,orch_comm,status,ierr)
595	#endif
596	ENDIF
597
598	IF (mpi_rank_orch /= mpi_size_orch-1) THEN
599	#ifdef CPP_MPI
600	CALL MPI_SEND(MyLastPoint,1,MPI_INTEGER,mpi_rank_orch+1,1234,orch_comm,ierr)
601	#endif
602	ENDIF
603	ENDIF
604
605	IF (mpi_rank_orch == 0) THEN
606	offset=0
607	ELSE
608	offset=LastPoint-MOD(LastPoint,nbp_lon)
609	ENDIF
610
611	ktindex(1:knon)=knindex(1:knon)+(klon_mpi_begin+nbp_lon-1)-offset-1
612
613
614	END SUBROUTINE Init_orchidee_index
615	!
616	!****************************************************************************************
617	!
618	SUBROUTINE Get_orchidee_communicator(knon,orch_comm)
619
620	#ifdef CPP_MPI
621	INCLUDE 'mpif.h'
622	#endif
623
624
625	INTEGER,INTENT(IN) :: knon
626	INTEGER,INTENT(OUT) :: orch_comm
627
628	INTEGER :: color
629	INTEGER :: ierr
630	!
631	! End definition
632	!****************************************************************************************
633
634	IF (knon==0) THEN
635	color = 0
636	ELSE
637	color = 1
638	ENDIF
639
640	#ifdef CPP_MPI
641	CALL MPI_COMM_SPLIT(COMM_LMDZ_PHY,color,mpi_rank,orch_comm,ierr)
642	#endif
643
644	END SUBROUTINE Get_orchidee_communicator
645	!
646	!****************************************************************************************
647	!
648	SUBROUTINE Init_neighbours(knon,neighbours,ktindex,pctsrf)
649
650	USE indice_sol_mod
651	USE mod_grid_phy_lmdz, ONLY: nbp_lon, nbp_lat
652
653	#ifdef CPP_MPI
654	INCLUDE 'mpif.h'
655	#endif
656
657	! Input arguments
658	!****************************************************************************************
659	INTEGER, INTENT(IN) :: knon
660	INTEGER, DIMENSION(klon), INTENT(IN) :: ktindex
661	REAL, DIMENSION(klon), INTENT(IN) :: pctsrf
662
663	! Output arguments
664	!****************************************************************************************
665	INTEGER, DIMENSION(knon,8), INTENT(OUT) :: neighbours
666
667	! Local variables
668	!****************************************************************************************
669	INTEGER :: knon_g
670	INTEGER :: i, igrid, jj, ij, iglob
671	INTEGER :: ierr, ireal, index
672	INTEGER :: var_tmp
673	INTEGER, DIMENSION(0:mpi_size-1) :: knon_nb
674	INTEGER, DIMENSION(0:mpi_size-1) :: displs
675	INTEGER, DIMENSION(8,3) :: off_ini
676	INTEGER, DIMENSION(8) :: offset
677	INTEGER, DIMENSION(knon) :: ktindex_p
678	INTEGER, DIMENSION(nbp_lon,nbp_lat) :: correspond
679	INTEGER, ALLOCATABLE, DIMENSION(:) :: ktindex_g
680	INTEGER, ALLOCATABLE, DIMENSION(:,:) :: neighbours_g
681	REAL, DIMENSION(klon_glo) :: pctsrf_g
682
683	!
684	! End definition
685	!****************************************************************************************
686
687	IF (is_sequential) THEN
688	knon_nb(:)=knon
689	ELSE
690
691	#ifdef CPP_MPI
692	CALL MPI_GATHER(knon,1,MPI_INTEGER,knon_nb,1,MPI_INTEGER,0,COMM_LMDZ_PHY,ierr)
693	#endif
694
695	ENDIF
696
697	IF (is_mpi_root) THEN
698	knon_g=SUM(knon_nb(:))
699	ALLOCATE(ktindex_g(knon_g))
700	ALLOCATE(neighbours_g(knon_g,8))
701	neighbours_g(:,:)=-1
702	displs(0)=0
703	DO i=1,mpi_size-1
704	displs(i)=displs(i-1)+knon_nb(i-1)
705	ENDDO
706	ELSE
707	ALLOCATE(ktindex_g(1))
708	ALLOCATE(neighbours_g(1,8))
709	ENDIF
710
711	ktindex_p(1:knon)=ktindex(1:knon)+klon_mpi_begin-1+nbp_lon-1
712
713	IF (is_sequential) THEN
714	ktindex_g(:)=ktindex_p(:)
715	ELSE
716
717	#ifdef CPP_MPI
718	CALL MPI_GATHERV(ktindex_p,knon,MPI_INTEGER,ktindex_g,knon_nb,&
719	displs,MPI_INTEGER,0,COMM_LMDZ_PHY,ierr)
720	#endif
721
722	ENDIF
723
724	CALL Gather(pctsrf,pctsrf_g)
725
726	IF (is_mpi_root) THEN
727	! Initialisation des offset
728	!
729	! offset bord ouest
730	off_ini(1,1) = - nbp_lon ; off_ini(2,1) = - nbp_lon + 1; off_ini(3,1) = 1
731	off_ini(4,1) = nbp_lon + 1; off_ini(5,1) = nbp_lon ; off_ini(6,1) = 2 * nbp_lon - 1
732	off_ini(7,1) = nbp_lon -1 ; off_ini(8,1) = - 1
733	! offset point normal
734	off_ini(1,2) = - nbp_lon ; off_ini(2,2) = - nbp_lon + 1; off_ini(3,2) = 1
735	off_ini(4,2) = nbp_lon + 1; off_ini(5,2) = nbp_lon ; off_ini(6,2) = nbp_lon - 1
736	off_ini(7,2) = -1 ; off_ini(8,2) = - nbp_lon - 1
737	! offset bord est
738	off_ini(1,3) = - nbp_lon; off_ini(2,3) = - 2 * nbp_lon + 1; off_ini(3,3) = - nbp_lon + 1
739	off_ini(4,3) = 1 ; off_ini(5,3) = nbp_lon ; off_ini(6,3) = nbp_lon - 1
740	off_ini(7,3) = -1 ; off_ini(8,3) = - nbp_lon - 1
741	!
742	!
743	! Attention aux poles
744	!
745	DO igrid = 1, knon_g
746	index = ktindex_g(igrid)
747	jj = INT((index - 1)/nbp_lon) + 1
748	ij = index - (jj - 1) * nbp_lon
749	correspond(ij,jj) = igrid
750	ENDDO
751
752	DO igrid = 1, knon_g
753	iglob = ktindex_g(igrid)
754	IF (MOD(iglob, nbp_lon) == 1) THEN
755	offset = off_ini(:,1)
756	ELSE IF(MOD(iglob, nbp_lon) == 0) THEN
757	offset = off_ini(:,3)
758	ELSE
759	offset = off_ini(:,2)
760	ENDIF
761	DO i = 1, 8
762	index = iglob + offset(i)
763	ireal = (MIN(MAX(1, index - nbp_lon + 1), klon_glo))
764	IF (pctsrf_g(ireal) > EPSFRA) THEN
765	jj = INT((index - 1)/nbp_lon) + 1
766	ij = index - (jj - 1) * nbp_lon
767	neighbours_g(igrid, i) = correspond(ij, jj)
768	ENDIF
769	ENDDO
770	ENDDO
771
772	ENDIF
773
774	DO i=1,8
775	IF (is_sequential) THEN
776	neighbours(:,i)=neighbours_g(:,i)
777	ELSE
778	#ifdef CPP_MPI
779	IF (knon > 0) THEN
780	! knon>0, scattter global field neighbours_g from master process to local process
781	CALL MPI_SCATTERV(neighbours_g(:,i),knon_nb,displs,MPI_INTEGER,neighbours(:,i),knon,MPI_INTEGER,0,COMM_LMDZ_PHY,ierr)
782	ELSE
783	! knon=0, no need to save the field for this process
784	CALL MPI_SCATTERV(neighbours_g(:,i),knon_nb,displs,MPI_INTEGER,var_tmp,knon,MPI_INTEGER,0,COMM_LMDZ_PHY,ierr)
785	END IF
786	#endif
787	ENDIF
788	ENDDO
789
790	END SUBROUTINE Init_neighbours
791	!
792	!****************************************************************************************
793	!
794
795	#endif
796	END MODULE surf_land_orchidee_noopenmp_mod

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