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surf_land_orchidee_mod.F90

Last change on this file 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
Property svn:eol-style set to native
Property svn:executable set to *
Property svn:keywords set to Author Date Id Revision

File size: 23.2 KB

Rev	Line
[781]	1	!
	2	MODULE surf_land_orchidee_mod
[1146]	3	#ifndef ORCHIDEE_NOOPENMP
[2571]	4	#ifndef ORCHIDEE_NOZ0H
[2952]	5	#ifndef ORCHIDEE_NOFREIN
[781]	6	!
[2410]	7	! This module controles the interface towards the model ORCHIDEE.
[781]	8	!
[2410]	9	! Compatibility with ORCHIDIEE :
[2952]	10	! The current version can be used with ORCHIDEE/trunk from revision 4465.
	11	! This interface is used if none of the cpp keys ORCHIDEE_NOOPENMP,
	12	! ORCHIDEE_NOZ0H or ORCHIDEE_NOFREIN is set.
[2410]	13	!
[781]	14	! Subroutines in this module : surf_land_orchidee
	15	! Init_orchidee_index
	16	! Get_orchidee_communicator
	17	! Init_neighbours
	18
	19	USE dimphy
[1067]	20	#ifdef CPP_VEGET
[781]	21	USE intersurf ! module d'ORCHIDEE
[1067]	22	#endif
[781]	23	USE cpl_mod, ONLY : cpl_send_land_fields
[996]	24	USE surface_data, ONLY : type_ocean
[2351]	25	USE geometry_mod, ONLY : dx, dy
[781]	26	USE mod_grid_phy_lmdz
[2351]	27	USE mod_phys_lmdz_para, mpi_root_rank=>mpi_master
[781]	28
	29	IMPLICIT NONE
	30
	31	PRIVATE
	32	PUBLIC :: surf_land_orchidee
	33
	34	CONTAINS
	35	!
	36	!****************************************************************************************
	37	!
	38	SUBROUTINE surf_land_orchidee(itime, dtime, date0, knon, &
[2410]	39	knindex, rlon, rlat, yrmu0, pctsrf, &
[781]	40	debut, lafin, &
[2240]	41	plev, u1_lay, v1_lay, gustiness, temp_air, spechum, epot_air, ccanopy, &
[781]	42	tq_cdrag, petAcoef, peqAcoef, petBcoef, peqBcoef, &
	43	precip_rain, precip_snow, lwdown, swnet, swdown, &
[1146]	44	ps, q2m, t2m, &
[781]	45	evap, fluxsens, fluxlat, &
[888]	46	tsol_rad, tsurf_new, alb1_new, alb2_new, &
[2952]	47	emis_new, z0m_new, z0h_new, qsurf, &
	48	veget, lai, height )
[1279]	49
[2952]	50
[1279]	51	USE mod_surf_para
	52	USE mod_synchro_omp
[1454]	53	USE carbon_cycle_mod, ONLY : carbon_cycle_cpl
[1785]	54	USE indice_sol_mod
[2311]	55	USE print_control_mod, ONLY: lunout
[2344]	56	USE mod_grid_phy_lmdz, ONLY: nbp_lon, nbp_lat
[2348]	57	#ifdef CPP_VEGET
	58	USE time_phylmdz_mod, ONLY: itau_phy
	59	#endif
[781]	60	!
	61	! Cette routine sert d'interface entre le modele atmospherique et le
	62	! modele de sol continental. Appel a sechiba
	63	!
	64	! L. Fairhead 02/2000
	65	!
	66	! input:
	67	! itime numero du pas de temps
	68	! dtime pas de temps de la physique (en s)
	69	! nisurf index de la surface a traiter (1 = sol continental)
	70	! knon nombre de points de la surface a traiter
	71	! knindex index des points de la surface a traiter
	72	! rlon longitudes de la grille entiere
	73	! rlat latitudes de la grille entiere
	74	! pctsrf tableau des fractions de surface de chaque maille
	75	! debut logical: 1er appel a la physique (lire les restart)
	76	! lafin logical: dernier appel a la physique (ecrire les restart)
	77	! (si false calcul simplifie des fluxs sur les continents)
	78	! plev hauteur de la premiere couche (Pa)
	79	! u1_lay vitesse u 1ere couche
	80	! v1_lay vitesse v 1ere couche
	81	! temp_air temperature de l'air 1ere couche
	82	! spechum humidite specifique 1ere couche
	83	! epot_air temp pot de l'air
[1279]	84	! ccanopy concentration CO2 canopee, correspond au co2_send de
	85	! carbon_cycle_mod ou valeur constant co2_ppm
[781]	86	! tq_cdrag cdrag
	87	! petAcoef coeff. A de la resolution de la CL pour t
	88	! peqAcoef coeff. A de la resolution de la CL pour q
	89	! petBcoef coeff. B de la resolution de la CL pour t
	90	! peqBcoef coeff. B de la resolution de la CL pour q
	91	! precip_rain precipitation liquide
	92	! precip_snow precipitation solide
	93	! lwdown flux IR descendant a la surface
	94	! swnet flux solaire net
	95	! swdown flux solaire entrant a la surface
	96	! ps pression au sol
	97	! radsol rayonnement net aus sol (LW + SW)
	98	!
	99	!
	100	! output:
	101	! evap evaporation totale
	102	! fluxsens flux de chaleur sensible
	103	! fluxlat flux de chaleur latente
	104	! tsol_rad
	105	! tsurf_new temperature au sol
[888]	106	! alb1_new albedo in visible SW interval
	107	! alb2_new albedo in near IR interval
[781]	108	! emis_new emissivite
[2571]	109	! z0m_new surface roughness for momentum
	110	! z0h_new surface roughness for heat
[781]	111	! qsurf air moisture at surface
	112	!
[793]	113	INCLUDE "YOMCST.h"
[2952]	114	INCLUDE "dimpft.h"
	115
	116
[781]	117
	118	!
	119	! Parametres d'entree
	120	!****************************************************************************************
	121	INTEGER, INTENT(IN) :: itime
	122	REAL, INTENT(IN) :: dtime
	123	REAL, INTENT(IN) :: date0
	124	INTEGER, INTENT(IN) :: knon
	125	INTEGER, DIMENSION(klon), INTENT(IN) :: knindex
	126	LOGICAL, INTENT(IN) :: debut, lafin
	127	REAL, DIMENSION(klon,nbsrf), INTENT(IN) :: pctsrf
	128	REAL, DIMENSION(klon), INTENT(IN) :: rlon, rlat
[2410]	129	REAL, DIMENSION(klon), INTENT(IN) :: yrmu0 ! cosine of solar zenith angle
[781]	130	REAL, DIMENSION(klon), INTENT(IN) :: plev
[2240]	131	REAL, DIMENSION(klon), INTENT(IN) :: u1_lay, v1_lay, gustiness
[781]	132	REAL, DIMENSION(klon), INTENT(IN) :: temp_air, spechum
	133	REAL, DIMENSION(klon), INTENT(IN) :: epot_air, ccanopy
	134	REAL, DIMENSION(klon), INTENT(IN) :: tq_cdrag
	135	REAL, DIMENSION(klon), INTENT(IN) :: petAcoef, peqAcoef
	136	REAL, DIMENSION(klon), INTENT(IN) :: petBcoef, peqBcoef
	137	REAL, DIMENSION(klon), INTENT(IN) :: precip_rain, precip_snow
	138	REAL, DIMENSION(klon), INTENT(IN) :: lwdown, swnet, swdown, ps
[1146]	139	REAL, DIMENSION(klon), INTENT(IN) :: q2m, t2m
[781]	140
	141	! Parametres de sortie
	142	!****************************************************************************************
	143	REAL, DIMENSION(klon), INTENT(OUT) :: evap, fluxsens, fluxlat, qsurf
[888]	144	REAL, DIMENSION(klon), INTENT(OUT) :: tsol_rad, tsurf_new
	145	REAL, DIMENSION(klon), INTENT(OUT) :: alb1_new, alb2_new
[2571]	146	REAL, DIMENSION(klon), INTENT(OUT) :: emis_new, z0m_new, z0h_new
[2952]	147	REAL, DIMENSION(klon,nvm_lmdz), INTENT(OUT) :: veget
	148	REAL, DIMENSION(klon,nvm_lmdz), INTENT(OUT) :: lai
	149	REAL, DIMENSION(klon,nvm_lmdz), INTENT(OUT) :: height
[781]	150
[2952]	151
[781]	152	! Local
	153	!****************************************************************************************
	154	INTEGER :: ij, jj, igrid, ireal, index
	155	INTEGER :: error
[1146]	156	REAL, DIMENSION(klon) :: swdown_vrai
[781]	157	CHARACTER (len = 20) :: modname = 'surf_land_orchidee'
	158	CHARACTER (len = 80) :: abort_message
	159	LOGICAL,SAVE :: check = .FALSE.
	160	!$OMP THREADPRIVATE(check)
	161
	162	! type de couplage dans sechiba
	163	! character (len=10) :: coupling = 'implicit'
	164	! drapeaux controlant les appels dans SECHIBA
	165	! type(control_type), save :: control_in
	166	! Preserved albedo
	167	REAL, ALLOCATABLE, DIMENSION(:), SAVE :: albedo_keep, zlev
	168	!$OMP THREADPRIVATE(albedo_keep,zlev)
	169	! coordonnees geographiques
	170	REAL, ALLOCATABLE, DIMENSION(:,:), SAVE :: lalo
	171	!$OMP THREADPRIVATE(lalo)
	172	! pts voisins
	173	INTEGER,ALLOCATABLE, DIMENSION(:,:), SAVE :: neighbours
	174	!$OMP THREADPRIVATE(neighbours)
	175	! fractions continents
	176	REAL,ALLOCATABLE, DIMENSION(:), SAVE :: contfrac
	177	!$OMP THREADPRIVATE(contfrac)
	178	! resolution de la grille
	179	REAL, ALLOCATABLE, DIMENSION (:,:), SAVE :: resolution
	180	!$OMP THREADPRIVATE(resolution)
	181
	182	REAL, ALLOCATABLE, DIMENSION (:,:), SAVE :: lon_scat, lat_scat
	183	!$OMP THREADPRIVATE(lon_scat,lat_scat)
	184
	185	LOGICAL, SAVE :: lrestart_read = .TRUE.
	186	!$OMP THREADPRIVATE(lrestart_read)
	187	LOGICAL, SAVE :: lrestart_write = .FALSE.
	188	!$OMP THREADPRIVATE(lrestart_write)
	189
	190	REAL, DIMENSION(knon,2) :: albedo_out
	191
	192	! Pb de nomenclature
	193	REAL, DIMENSION(klon) :: petA_orc, peqA_orc
	194	REAL, DIMENSION(klon) :: petB_orc, peqB_orc
	195	! Pb de correspondances de grilles
	196	INTEGER, DIMENSION(:), SAVE, ALLOCATABLE :: ig, jg
	197	!$OMP THREADPRIVATE(ig,jg)
	198	INTEGER :: indi, indj
	199	INTEGER, SAVE, ALLOCATABLE,DIMENSION(:) :: ktindex
	200	!$OMP THREADPRIVATE(ktindex)
	201
	202	! Essai cdrag
	203	REAL, DIMENSION(klon) :: cdrag
	204	INTEGER,SAVE :: offset
	205	!$OMP THREADPRIVATE(offset)
	206
	207	REAL, DIMENSION(klon_glo) :: rlon_g,rlat_g
	208	INTEGER, SAVE :: orch_comm
	209	!$OMP THREADPRIVATE(orch_comm)
	210
	211	REAL, ALLOCATABLE, DIMENSION(:), SAVE :: coastalflow
	212	!$OMP THREADPRIVATE(coastalflow)
	213	REAL, ALLOCATABLE, DIMENSION(:), SAVE :: riverflow
	214	!$OMP THREADPRIVATE(riverflow)
[987]	215
	216	INTEGER :: orch_omp_rank
	217	INTEGER :: orch_omp_size
[781]	218	!
	219	! Fin definition
	220	!****************************************************************************************
	221
	222	IF (check) WRITE(lunout,*)'Entree ', modname
	223
	224	! Initialisation
	225
	226	IF (debut) THEN
[1067]	227	! Test of coherence between variable ok_veget and cpp key CPP_VEGET
	228	#ifndef CPP_VEGET
	229	abort_message='Pb de coherence: ok_veget = .true. mais CPP_VEGET = .false.'
[2311]	230	CALL abort_physic(modname,abort_message,1)
[1067]	231	#endif
	232
[987]	233	CALL Init_surf_para(knon)
[781]	234	ALLOCATE(ktindex(knon))
	235	IF ( .NOT. ALLOCATED(albedo_keep)) THEN
[987]	236	!ym ALLOCATE(albedo_keep(klon))
	237	!ym bizarre que non alloué en knon precedement
	238	ALLOCATE(albedo_keep(knon))
[781]	239	ALLOCATE(zlev(knon))
	240	ENDIF
	241	! Pb de correspondances de grilles
	242	ALLOCATE(ig(klon))
	243	ALLOCATE(jg(klon))
	244	ig(1) = 1
	245	jg(1) = 1
	246	indi = 0
	247	indj = 2
	248	DO igrid = 2, klon - 1
	249	indi = indi + 1
[2344]	250	IF ( indi > nbp_lon) THEN
[781]	251	indi = 1
	252	indj = indj + 1
	253	ENDIF
	254	ig(igrid) = indi
	255	jg(igrid) = indj
	256	ENDDO
	257	ig(klon) = 1
[2344]	258	jg(klon) = nbp_lat
[781]	259
	260	IF ((.NOT. ALLOCATED(lalo))) THEN
	261	ALLOCATE(lalo(knon,2), stat = error)
	262	IF (error /= 0) THEN
	263	abort_message='Pb allocation lalo'
[2311]	264	CALL abort_physic(modname,abort_message,1)
[781]	265	ENDIF
	266	ENDIF
	267	IF ((.NOT. ALLOCATED(lon_scat))) THEN
[2344]	268	ALLOCATE(lon_scat(nbp_lon,nbp_lat), stat = error)
[781]	269	IF (error /= 0) THEN
	270	abort_message='Pb allocation lon_scat'
[2311]	271	CALL abort_physic(modname,abort_message,1)
[781]	272	ENDIF
	273	ENDIF
	274	IF ((.NOT. ALLOCATED(lat_scat))) THEN
[2344]	275	ALLOCATE(lat_scat(nbp_lon,nbp_lat), stat = error)
[781]	276	IF (error /= 0) THEN
	277	abort_message='Pb allocation lat_scat'
[2311]	278	CALL abort_physic(modname,abort_message,1)
[781]	279	ENDIF
	280	ENDIF
	281	lon_scat = 0.
	282	lat_scat = 0.
	283	DO igrid = 1, knon
	284	index = knindex(igrid)
	285	lalo(igrid,2) = rlon(index)
	286	lalo(igrid,1) = rlat(index)
	287	ENDDO
	288
	289
	290
	291	CALL Gather(rlon,rlon_g)
	292	CALL Gather(rlat,rlat_g)
	293
	294	IF (is_mpi_root) THEN
	295	index = 1
[2344]	296	DO jj = 2, nbp_lat-1
	297	DO ij = 1, nbp_lon
[781]	298	index = index + 1
	299	lon_scat(ij,jj) = rlon_g(index)
	300	lat_scat(ij,jj) = rlat_g(index)
	301	ENDDO
	302	ENDDO
	303	lon_scat(:,1) = lon_scat(:,2)
	304	lat_scat(:,1) = rlat_g(1)
[2344]	305	lon_scat(:,nbp_lat) = lon_scat(:,2)
	306	lat_scat(:,nbp_lat) = rlat_g(klon_glo)
[781]	307	ENDIF
	308
[1023]	309	CALL bcast(lon_scat)
	310	CALL bcast(lat_scat)
[781]	311	!
	312	! Allouer et initialiser le tableau des voisins et des fraction de continents
	313	!
	314	IF ( (.NOT.ALLOCATED(neighbours))) THEN
	315	ALLOCATE(neighbours(knon,8), stat = error)
	316	IF (error /= 0) THEN
	317	abort_message='Pb allocation neighbours'
[2311]	318	CALL abort_physic(modname,abort_message,1)
[781]	319	ENDIF
	320	ENDIF
	321	neighbours = -1.
	322	IF (( .NOT. ALLOCATED(contfrac))) THEN
	323	ALLOCATE(contfrac(knon), stat = error)
	324	IF (error /= 0) THEN
	325	abort_message='Pb allocation contfrac'
[2311]	326	CALL abort_physic(modname,abort_message,1)
[781]	327	ENDIF
	328	ENDIF
	329
	330	DO igrid = 1, knon
	331	ireal = knindex(igrid)
	332	contfrac(igrid) = pctsrf(ireal,is_ter)
	333	ENDDO
	334
	335
	336	CALL Init_neighbours(knon,neighbours,knindex,pctsrf(:,is_ter))
	337
	338	!
	339	! Allocation et calcul resolutions
	340	IF ( (.NOT.ALLOCATED(resolution))) THEN
	341	ALLOCATE(resolution(knon,2), stat = error)
	342	IF (error /= 0) THEN
	343	abort_message='Pb allocation resolution'
[2311]	344	CALL abort_physic(modname,abort_message,1)
[781]	345	ENDIF
	346	ENDIF
	347	DO igrid = 1, knon
	348	ij = knindex(igrid)
[2351]	349	resolution(igrid,1) = dx(ij)
	350	resolution(igrid,2) = dy(ij)
[781]	351	ENDDO
	352
	353	ALLOCATE(coastalflow(klon), stat = error)
	354	IF (error /= 0) THEN
	355	abort_message='Pb allocation coastalflow'
[2311]	356	CALL abort_physic(modname,abort_message,1)
[781]	357	ENDIF
	358
	359	ALLOCATE(riverflow(klon), stat = error)
	360	IF (error /= 0) THEN
	361	abort_message='Pb allocation riverflow'
[2311]	362	CALL abort_physic(modname,abort_message,1)
[781]	363	ENDIF
[1279]	364	!
[1454]	365	! carbon_cycle_cpl not possible with this interface and version of ORHCHIDEE
[1279]	366	!
	367	IF (carbon_cycle_cpl) THEN
[1454]	368	abort_message='carbon_cycle_cpl not yet possible with this interface of ORCHIDEE'
[2311]	369	CALL abort_physic(modname,abort_message,1)
[1279]	370	END IF
	371
[781]	372	ENDIF ! (fin debut)
[1279]	373
[781]	374
	375	!
	376	! Appel a la routine sols continentaux
	377	!
	378	IF (lafin) lrestart_write = .TRUE.
	379	IF (check) WRITE(lunout,*)'lafin ',lafin,lrestart_write
[987]	380
[781]	381	petA_orc(1:knon) = petBcoef(1:knon) * dtime
	382	petB_orc(1:knon) = petAcoef(1:knon)
	383	peqA_orc(1:knon) = peqBcoef(1:knon) * dtime
	384	peqB_orc(1:knon) = peqAcoef(1:knon)
	385
	386	cdrag = 0.
	387	cdrag(1:knon) = tq_cdrag(1:knon)
	388
	389	! zlev(1:knon) = (100.plev(1:knon))/((ps(1:knon)/287.05temp_air(1:knon))*9.80665)
[2011]	390	! zlev(1:knon) = (100.plev(1:knon))/((ps(1:knon)/RDtemp_air(1:knon))*RG)
	391	zlev(1:knon) = plev(1:knon)RDtemp_air(1:knon)/((ps(1:knon)100.0)RG)
[781]	392
	393
	394	! PF et PASB
	395	! where(cdrag > 0.01)
	396	! cdrag = 0.01
	397	! endwhere
	398	! write(,)'Cdrag = ',minval(cdrag),maxval(cdrag)
	399
	400
	401	IF (debut) THEN
[987]	402	CALL Init_orchidee_index(knon,knindex,offset,ktindex)
	403	CALL Get_orchidee_communicator(orch_comm,orch_omp_size,orch_omp_rank)
	404	CALL Init_synchro_omp
	405
[1023]	406	IF (knon > 0) THEN
[1067]	407	#ifdef CPP_VEGET
[987]	408	CALL Init_intersurf(nbp_lon,nbp_lat,knon,ktindex,offset,orch_omp_size,orch_omp_rank,orch_comm)
[1067]	409	#endif
[987]	410	ENDIF
[802]	411
[987]	412
	413	IF (knon > 0) THEN
	414
[1067]	415	#ifdef CPP_VEGET
[2571]	416	CALL intersurf_initialize_gathered (itime+itau_phy-1, nbp_lon, nbp_lat, knon, ktindex, dtime, &
	417	lrestart_read, lrestart_write, lalo, contfrac, neighbours, resolution, date0, &
	418	zlev, u1_lay, v1_lay, spechum, temp_air, epot_air, &
[802]	419	cdrag, petA_orc, peqA_orc, petB_orc, peqB_orc, &
	420	precip_rain, precip_snow, lwdown, swnet, swdown, ps, &
	421	evap, fluxsens, fluxlat, coastalflow, riverflow, &
[2952]	422	tsol_rad, tsurf_new, qsurf, albedo_out, emis_new, z0m_new, &
	423	lon_scat, lat_scat, q2m, t2m, z0h_new, nvm_orch)
[1067]	424	#endif
[781]	425	ENDIF
	426
[987]	427	CALL Synchro_omp
	428
[781]	429	albedo_keep(1:knon) = (albedo_out(1:knon,1)+albedo_out(1:knon,2))/2.
	430
	431	ENDIF
	432
[987]	433
[781]	434	! swdown_vrai(1:knon) = swnet(1:knon)/(1. - albedo_keep(1:knon))
	435	swdown_vrai(1:knon) = swdown(1:knon)
	436
[987]	437	IF (knon > 0) THEN
[1067]	438	#ifdef CPP_VEGET
[2952]	439	IF (nvm_orch .NE. nvm_lmdz ) THEN
	440	abort_message='Pb de dimensiosn PFT: nvm_orch et nvm_lmdz differents.'
	441	CALL abort_physic(modname,abort_message,1)
	442	ENDIF
	443
[2571]	444	CALL intersurf_main_gathered (itime+itau_phy, nbp_lon, nbp_lat, knon, ktindex, dtime, &
[802]	445	lrestart_read, lrestart_write, lalo, &
	446	contfrac, neighbours, resolution, date0, &
[781]	447	zlev, u1_lay(1:knon), v1_lay(1:knon), spechum(1:knon), temp_air(1:knon), epot_air(1:knon), ccanopy(1:knon), &
	448	cdrag(1:knon), petA_orc(1:knon), peqA_orc(1:knon), petB_orc(1:knon), peqB_orc(1:knon), &
	449	precip_rain(1:knon), precip_snow(1:knon), lwdown(1:knon), swnet(1:knon), swdown_vrai(1:knon), ps(1:knon), &
	450	evap(1:knon), fluxsens(1:knon), fluxlat(1:knon), coastalflow(1:knon), riverflow(1:knon), &
[2571]	451	tsol_rad(1:knon), tsurf_new(1:knon), qsurf(1:knon), albedo_out(1:knon,:), emis_new(1:knon), z0m_new(1:knon), &
[2952]	452	lon_scat, lat_scat, q2m, t2m, z0h_new(1:knon),&
	453	veget(1:knon,:),lai(1:knon,:),height(1:knon,:),&
	454	coszang=yrmu0(1:knon))
[1067]	455	#endif
[781]	456	ENDIF
	457
[987]	458	CALL Synchro_omp
	459
[781]	460	albedo_keep(1:knon) = (albedo_out(1:knon,1)+albedo_out(1:knon,2))/2.
	461
	462	!* Send to coupler
	463	!
[996]	464	IF (type_ocean=='couple') THEN
[781]	465	CALL cpl_send_land_fields(itime, knon, knindex, &
	466	riverflow, coastalflow)
	467	ENDIF
	468
[888]	469	alb1_new(1:knon) = albedo_out(1:knon,1)
	470	alb2_new(1:knon) = albedo_out(1:knon,2)
[781]	471
	472	! Convention orchidee: positif vers le haut
	473	fluxsens(1:knon) = -1. * fluxsens(1:knon)
	474	fluxlat(1:knon) = -1. * fluxlat(1:knon)
	475
	476	! evap = -1. * evap
	477
	478	IF (debut) lrestart_read = .FALSE.
	479
[987]	480	IF (debut) CALL Finalize_surf_para
[1279]	481
[987]	482
[781]	483	END SUBROUTINE surf_land_orchidee
	484	!
	485	!****************************************************************************************
	486	!
[987]	487	SUBROUTINE Init_orchidee_index(knon,knindex,offset,ktindex)
	488	USE mod_surf_para
	489	USE mod_grid_phy_lmdz
	490
	491	INTEGER,INTENT(IN) :: knon
	492	INTEGER,INTENT(IN) :: knindex(klon)
	493	INTEGER,INTENT(OUT) :: offset
	494	INTEGER,INTENT(OUT) :: ktindex(klon)
[781]	495
[987]	496	INTEGER :: ktindex_glo(knon_glo)
	497	INTEGER :: offset_para(0:omp_size*mpi_size-1)
	498	INTEGER :: LastPoint
	499	INTEGER :: task
[781]	500
[987]	501	ktindex(1:knon)=knindex(1:knon)+(klon_mpi_begin-1)+(klon_omp_begin-1)+nbp_lon-1
[781]	502
[987]	503	CALL gather_surf(ktindex(1:knon),ktindex_glo)
	504
	505	IF (is_mpi_root .AND. is_omp_root) THEN
	506	LastPoint=0
	507	DO Task=0,mpi_size*omp_size-1
	508	IF (knon_glo_para(Task)>0) THEN
	509	offset_para(task)= LastPoint-MOD(LastPoint,nbp_lon)
	510	LastPoint=ktindex_glo(knon_glo_end_para(task))
	511	ENDIF
	512	ENDDO
[781]	513	ENDIF
	514
[987]	515	CALL bcast(offset_para)
[781]	516
[987]	517	offset=offset_para(omp_size*mpi_rank+omp_rank)
	518
	519	ktindex(1:knon)=ktindex(1:knon)-offset
[781]	520
[987]	521	END SUBROUTINE Init_orchidee_index
	522
[781]	523	!
[987]	524	!*********************** *************************************************************
[781]	525	!
[987]	526
	527	SUBROUTINE Get_orchidee_communicator(orch_comm,orch_omp_size,orch_omp_rank)
	528	USE mod_surf_para
	529
[1001]	530	#ifdef CPP_MPI
[781]	531	INCLUDE 'mpif.h'
	532	#endif
	533
	534	INTEGER,INTENT(OUT) :: orch_comm
[987]	535	INTEGER,INTENT(OUT) :: orch_omp_size
	536	INTEGER,INTENT(OUT) :: orch_omp_rank
[781]	537	INTEGER :: color
[987]	538	INTEGER :: i,ierr
[802]	539	!
	540	! End definition
	541	!****************************************************************************************
[781]	542
[987]	543
	544	IF (is_omp_root) THEN
	545
	546	IF (knon_mpi==0) THEN
	547	color = 0
	548	ELSE
	549	color = 1
	550	ENDIF
	551
[1001]	552	#ifdef CPP_MPI
[987]	553	CALL MPI_COMM_SPLIT(COMM_LMDZ_PHY,color,mpi_rank,orch_comm,ierr)
[781]	554	#endif
[1023]	555
	556	ENDIF
	557	CALL bcast_omp(orch_comm)
	558
	559	IF (knon_mpi /= 0) THEN
	560	orch_omp_size=0
	561	DO i=0,omp_size-1
	562	IF (knon_omp_para(i) /=0) THEN
	563	orch_omp_size=orch_omp_size+1
	564	IF (i==omp_rank) orch_omp_rank=orch_omp_size-1
	565	ENDIF
	566	ENDDO
	567	ENDIF
[987]	568
[781]	569
	570	END SUBROUTINE Get_orchidee_communicator
	571	!
	572	!****************************************************************************************
	573	!
[987]	574
	575	SUBROUTINE Init_neighbours(knon,neighbours,knindex,pctsrf)
	576	USE mod_grid_phy_lmdz
	577	USE mod_surf_para
[1785]	578	USE indice_sol_mod
[987]	579
[1001]	580	#ifdef CPP_MPI
[781]	581	INCLUDE 'mpif.h'
	582	#endif
	583
[802]	584	! Input arguments
	585	!****************************************************************************************
[781]	586	INTEGER, INTENT(IN) :: knon
[987]	587	INTEGER, DIMENSION(klon), INTENT(IN) :: knindex
[781]	588	REAL, DIMENSION(klon), INTENT(IN) :: pctsrf
	589
[802]	590	! Output arguments
	591	!****************************************************************************************
	592	INTEGER, DIMENSION(knon,8), INTENT(OUT) :: neighbours
	593
	594	! Local variables
	595	!****************************************************************************************
	596	INTEGER :: i, igrid, jj, ij, iglob
	597	INTEGER :: ierr, ireal, index
	598	INTEGER, DIMENSION(8,3) :: off_ini
	599	INTEGER, DIMENSION(8) :: offset
[987]	600	INTEGER, DIMENSION(nbp_lon,nbp_lat) :: correspond
	601	INTEGER, DIMENSION(knon_glo) :: ktindex_glo
	602	INTEGER, DIMENSION(knon_glo,8) :: neighbours_glo
	603	REAL, DIMENSION(klon_glo) :: pctsrf_glo
	604	INTEGER :: ktindex(klon)
[802]	605	!
	606	! End definition
	607	!****************************************************************************************
	608
[987]	609	ktindex(1:knon)=knindex(1:knon)+(klon_mpi_begin-1)+(klon_omp_begin-1)+nbp_lon-1
[781]	610
[987]	611	CALL gather_surf(ktindex(1:knon),ktindex_glo)
	612	CALL gather(pctsrf,pctsrf_glo)
[781]	613
[987]	614	IF (is_mpi_root .AND. is_omp_root) THEN
	615	neighbours_glo(:,:)=-1
[781]	616	! Initialisation des offset
	617	!
	618	! offset bord ouest
[987]	619	off_ini(1,1) = - nbp_lon ; off_ini(2,1) = - nbp_lon + 1 ; off_ini(3,1) = 1
	620	off_ini(4,1) = nbp_lon + 1 ; off_ini(5,1) = nbp_lon ; off_ini(6,1) = 2 * nbp_lon - 1
	621	off_ini(7,1) = nbp_lon -1 ; off_ini(8,1) = - 1
[781]	622	! offset point normal
[987]	623	off_ini(1,2) = - nbp_lon ; off_ini(2,2) = - nbp_lon + 1 ; off_ini(3,2) = 1
	624	off_ini(4,2) = nbp_lon + 1 ; off_ini(5,2) = nbp_lon ; off_ini(6,2) = nbp_lon - 1
	625	off_ini(7,2) = -1 ; off_ini(8,2) = - nbp_lon - 1
[781]	626	! offset bord est
[987]	627	off_ini(1,3) = - nbp_lon ; off_ini(2,3) = - 2 * nbp_lon + 1 ; off_ini(3,3) = - nbp_lon + 1
	628	off_ini(4,3) = 1 ; off_ini(5,3) = nbp_lon ; off_ini(6,3) = nbp_lon - 1
	629	off_ini(7,3) = -1 ; off_ini(8,3) = - nbp_lon - 1
[781]	630	!
	631	!
	632	! Attention aux poles
	633	!
[987]	634	DO igrid = 1, knon_glo
	635	index = ktindex_glo(igrid)
	636	jj = INT((index - 1)/nbp_lon) + 1
	637	ij = index - (jj - 1) * nbp_lon
[781]	638	correspond(ij,jj) = igrid
	639	ENDDO
[2126]	640	!sonia : Les mailles des voisines doivent etre toutes egales (pour couplage orchidee)
	641	IF (knon_glo == 1) THEN
	642	igrid = 1
	643	DO i = 1,8
	644	neighbours_glo(igrid, i) = igrid
	645	ENDDO
	646	ELSE
	647	print*,'sonia : knon_glo,ij,jj', knon_glo, ij,jj
[781]	648
[987]	649	DO igrid = 1, knon_glo
	650	iglob = ktindex_glo(igrid)
	651
	652	IF (MOD(iglob, nbp_lon) == 1) THEN
[781]	653	offset = off_ini(:,1)
[987]	654	ELSE IF(MOD(iglob, nbp_lon) == 0) THEN
[781]	655	offset = off_ini(:,3)
	656	ELSE
	657	offset = off_ini(:,2)
	658	ENDIF
[987]	659
[781]	660	DO i = 1, 8
	661	index = iglob + offset(i)
[987]	662	ireal = (MIN(MAX(1, index - nbp_lon + 1), klon_glo))
	663	IF (pctsrf_glo(ireal) > EPSFRA) THEN
	664	jj = INT((index - 1)/nbp_lon) + 1
	665	ij = index - (jj - 1) * nbp_lon
	666	neighbours_glo(igrid, i) = correspond(ij, jj)
[781]	667	ENDIF
	668	ENDDO
	669	ENDDO
[2126]	670	ENDIF !fin knon_glo == 1
[781]	671
	672	ENDIF
	673
[987]	674	DO i = 1, 8
	675	CALL scatter_surf(neighbours_glo(:,i),neighbours(1:knon,i))
[781]	676	ENDDO
	677	END SUBROUTINE Init_neighbours
[987]	678
[781]	679	!
	680	!****************************************************************************************
	681	!
[1146]	682	#endif
[2571]	683	#endif
[2952]	684	#endif
[781]	685	END MODULE surf_land_orchidee_mod

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