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surf_land_orchidee_nofrein_mod.F90

Last change on this file was 3102, checked in by oboucher, 7 years ago
Removing x permission from these files
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:keywords set to `Author Date Id Revision`
File size: 23.2 KB

Rev	Line
[781]	1	!
[2952]	2	! $Id: surf_land_orchidee_nofrein_mod.F90 3102 2017-12-03 20:27:42Z aclsce $
	3	!
	4	!
[2939]	5	MODULE surf_land_orchidee_nofrein_mod
[2934]	6	#ifdef ORCHIDEE_NOFREIN
[781]	7	!
[2410]	8	! This module controles the interface towards the model ORCHIDEE.
[781]	9	!
[2410]	10	! Compatibility with ORCHIDIEE :
[2934]	11	! This module is compiled only if cpp key ORCHIDEE_NOFREIN is defined.
	12	! The current version can be used with ORCHIDEE/trunk from revision 3525-4465
	13	! (it can be used for later revisions also but it is not needed.)
	14	!
[2410]	15	!
[781]	16	! Subroutines in this module : surf_land_orchidee
	17	! Init_orchidee_index
	18	! Get_orchidee_communicator
	19	! Init_neighbours
	20
	21	USE dimphy
[1067]	22	#ifdef CPP_VEGET
[781]	23	USE intersurf ! module d'ORCHIDEE
[1067]	24	#endif
[781]	25	USE cpl_mod, ONLY : cpl_send_land_fields
[996]	26	USE surface_data, ONLY : type_ocean
[2351]	27	USE geometry_mod, ONLY : dx, dy
[781]	28	USE mod_grid_phy_lmdz
[2351]	29	USE mod_phys_lmdz_para, mpi_root_rank=>mpi_master
[781]	30
	31	IMPLICIT NONE
	32
	33	PRIVATE
	34	PUBLIC :: surf_land_orchidee
	35
	36	CONTAINS
	37	!
	38	!****************************************************************************************
	39	!
	40	SUBROUTINE surf_land_orchidee(itime, dtime, date0, knon, &
[2410]	41	knindex, rlon, rlat, yrmu0, pctsrf, &
[781]	42	debut, lafin, &
[2240]	43	plev, u1_lay, v1_lay, gustiness, temp_air, spechum, epot_air, ccanopy, &
[781]	44	tq_cdrag, petAcoef, peqAcoef, petBcoef, peqBcoef, &
	45	precip_rain, precip_snow, lwdown, swnet, swdown, &
[1146]	46	ps, q2m, t2m, &
[781]	47	evap, fluxsens, fluxlat, &
[888]	48	tsol_rad, tsurf_new, alb1_new, alb2_new, &
[2924]	49	emis_new, z0m_new, z0h_new, qsurf, &
	50	veget, lai, height )
[1279]	51
[2924]	52
[1279]	53	USE mod_surf_para
	54	USE mod_synchro_omp
[1454]	55	USE carbon_cycle_mod, ONLY : carbon_cycle_cpl
[1785]	56	USE indice_sol_mod
[2311]	57	USE print_control_mod, ONLY: lunout
[2344]	58	USE mod_grid_phy_lmdz, ONLY: nbp_lon, nbp_lat
[2348]	59	#ifdef CPP_VEGET
	60	USE time_phylmdz_mod, ONLY: itau_phy
	61	#endif
[781]	62	!
	63	! Cette routine sert d'interface entre le modele atmospherique et le
	64	! modele de sol continental. Appel a sechiba
	65	!
	66	! L. Fairhead 02/2000
	67	!
	68	! input:
	69	! itime numero du pas de temps
	70	! dtime pas de temps de la physique (en s)
	71	! nisurf index de la surface a traiter (1 = sol continental)
	72	! knon nombre de points de la surface a traiter
	73	! knindex index des points de la surface a traiter
	74	! rlon longitudes de la grille entiere
	75	! rlat latitudes de la grille entiere
	76	! pctsrf tableau des fractions de surface de chaque maille
	77	! debut logical: 1er appel a la physique (lire les restart)
	78	! lafin logical: dernier appel a la physique (ecrire les restart)
	79	! (si false calcul simplifie des fluxs sur les continents)
	80	! plev hauteur de la premiere couche (Pa)
	81	! u1_lay vitesse u 1ere couche
	82	! v1_lay vitesse v 1ere couche
	83	! temp_air temperature de l'air 1ere couche
	84	! spechum humidite specifique 1ere couche
	85	! epot_air temp pot de l'air
[1279]	86	! ccanopy concentration CO2 canopee, correspond au co2_send de
	87	! carbon_cycle_mod ou valeur constant co2_ppm
[781]	88	! tq_cdrag cdrag
	89	! petAcoef coeff. A de la resolution de la CL pour t
	90	! peqAcoef coeff. A de la resolution de la CL pour q
	91	! petBcoef coeff. B de la resolution de la CL pour t
	92	! peqBcoef coeff. B de la resolution de la CL pour q
	93	! precip_rain precipitation liquide
	94	! precip_snow precipitation solide
	95	! lwdown flux IR descendant a la surface
	96	! swnet flux solaire net
	97	! swdown flux solaire entrant a la surface
	98	! ps pression au sol
	99	! radsol rayonnement net aus sol (LW + SW)
	100	!
	101	!
	102	! output:
	103	! evap evaporation totale
	104	! fluxsens flux de chaleur sensible
	105	! fluxlat flux de chaleur latente
	106	! tsol_rad
	107	! tsurf_new temperature au sol
[888]	108	! alb1_new albedo in visible SW interval
	109	! alb2_new albedo in near IR interval
[781]	110	! emis_new emissivite
[2571]	111	! z0m_new surface roughness for momentum
	112	! z0h_new surface roughness for heat
[781]	113	! qsurf air moisture at surface
	114	!
[793]	115	INCLUDE "YOMCST.h"
[2924]	116	INCLUDE "dimpft.h"
[2954]	117	INCLUDE "compbl.h"
[2924]	118
[781]	119
	120	!
	121	! Parametres d'entree
	122	!****************************************************************************************
	123	INTEGER, INTENT(IN) :: itime
	124	REAL, INTENT(IN) :: dtime
	125	REAL, INTENT(IN) :: date0
	126	INTEGER, INTENT(IN) :: knon
	127	INTEGER, DIMENSION(klon), INTENT(IN) :: knindex
	128	LOGICAL, INTENT(IN) :: debut, lafin
	129	REAL, DIMENSION(klon,nbsrf), INTENT(IN) :: pctsrf
	130	REAL, DIMENSION(klon), INTENT(IN) :: rlon, rlat
[2410]	131	REAL, DIMENSION(klon), INTENT(IN) :: yrmu0 ! cosine of solar zenith angle
[781]	132	REAL, DIMENSION(klon), INTENT(IN) :: plev
[2240]	133	REAL, DIMENSION(klon), INTENT(IN) :: u1_lay, v1_lay, gustiness
[781]	134	REAL, DIMENSION(klon), INTENT(IN) :: temp_air, spechum
	135	REAL, DIMENSION(klon), INTENT(IN) :: epot_air, ccanopy
	136	REAL, DIMENSION(klon), INTENT(IN) :: tq_cdrag
	137	REAL, DIMENSION(klon), INTENT(IN) :: petAcoef, peqAcoef
	138	REAL, DIMENSION(klon), INTENT(IN) :: petBcoef, peqBcoef
	139	REAL, DIMENSION(klon), INTENT(IN) :: precip_rain, precip_snow
	140	REAL, DIMENSION(klon), INTENT(IN) :: lwdown, swnet, swdown, ps
[1146]	141	REAL, DIMENSION(klon), INTENT(IN) :: q2m, t2m
[781]	142
	143	! Parametres de sortie
	144	!****************************************************************************************
	145	REAL, DIMENSION(klon), INTENT(OUT) :: evap, fluxsens, fluxlat, qsurf
[888]	146	REAL, DIMENSION(klon), INTENT(OUT) :: tsol_rad, tsurf_new
	147	REAL, DIMENSION(klon), INTENT(OUT) :: alb1_new, alb2_new
[2571]	148	REAL, DIMENSION(klon), INTENT(OUT) :: emis_new, z0m_new, z0h_new
[2934]	149	REAL, DIMENSION(klon,nvm_lmdz), INTENT(OUT) :: veget ! dummy variables
	150	REAL, DIMENSION(klon,nvm_lmdz), INTENT(OUT) :: lai ! dummy variables
	151	REAL, DIMENSION(klon,nvm_lmdz), INTENT(OUT) :: height! dummy variables
[781]	152
[2924]	153
[781]	154	! Local
	155	!****************************************************************************************
	156	INTEGER :: ij, jj, igrid, ireal, index
	157	INTEGER :: error
[1146]	158	REAL, DIMENSION(klon) :: swdown_vrai
[781]	159	CHARACTER (len = 20) :: modname = 'surf_land_orchidee'
	160	CHARACTER (len = 80) :: abort_message
	161	LOGICAL,SAVE :: check = .FALSE.
	162	!$OMP THREADPRIVATE(check)
	163
	164	! type de couplage dans sechiba
	165	! character (len=10) :: coupling = 'implicit'
	166	! drapeaux controlant les appels dans SECHIBA
	167	! type(control_type), save :: control_in
	168	! Preserved albedo
	169	REAL, ALLOCATABLE, DIMENSION(:), SAVE :: albedo_keep, zlev
	170	!$OMP THREADPRIVATE(albedo_keep,zlev)
	171	! coordonnees geographiques
	172	REAL, ALLOCATABLE, DIMENSION(:,:), SAVE :: lalo
	173	!$OMP THREADPRIVATE(lalo)
	174	! pts voisins
	175	INTEGER,ALLOCATABLE, DIMENSION(:,:), SAVE :: neighbours
	176	!$OMP THREADPRIVATE(neighbours)
	177	! fractions continents
	178	REAL,ALLOCATABLE, DIMENSION(:), SAVE :: contfrac
	179	!$OMP THREADPRIVATE(contfrac)
	180	! resolution de la grille
	181	REAL, ALLOCATABLE, DIMENSION (:,:), SAVE :: resolution
	182	!$OMP THREADPRIVATE(resolution)
	183
	184	REAL, ALLOCATABLE, DIMENSION (:,:), SAVE :: lon_scat, lat_scat
	185	!$OMP THREADPRIVATE(lon_scat,lat_scat)
	186
	187	LOGICAL, SAVE :: lrestart_read = .TRUE.
	188	!$OMP THREADPRIVATE(lrestart_read)
	189	LOGICAL, SAVE :: lrestart_write = .FALSE.
	190	!$OMP THREADPRIVATE(lrestart_write)
	191
	192	REAL, DIMENSION(knon,2) :: albedo_out
	193
	194	! Pb de nomenclature
	195	REAL, DIMENSION(klon) :: petA_orc, peqA_orc
	196	REAL, DIMENSION(klon) :: petB_orc, peqB_orc
	197	! Pb de correspondances de grilles
	198	INTEGER, DIMENSION(:), SAVE, ALLOCATABLE :: ig, jg
	199	!$OMP THREADPRIVATE(ig,jg)
	200	INTEGER :: indi, indj
	201	INTEGER, SAVE, ALLOCATABLE,DIMENSION(:) :: ktindex
	202	!$OMP THREADPRIVATE(ktindex)
	203
	204	! Essai cdrag
	205	REAL, DIMENSION(klon) :: cdrag
	206	INTEGER,SAVE :: offset
	207	!$OMP THREADPRIVATE(offset)
	208
	209	REAL, DIMENSION(klon_glo) :: rlon_g,rlat_g
	210	INTEGER, SAVE :: orch_comm
	211	!$OMP THREADPRIVATE(orch_comm)
	212
	213	REAL, ALLOCATABLE, DIMENSION(:), SAVE :: coastalflow
	214	!$OMP THREADPRIVATE(coastalflow)
	215	REAL, ALLOCATABLE, DIMENSION(:), SAVE :: riverflow
	216	!$OMP THREADPRIVATE(riverflow)
[987]	217
	218	INTEGER :: orch_omp_rank
	219	INTEGER :: orch_omp_size
[781]	220	!
	221	! Fin definition
	222	!****************************************************************************************
	223
	224	IF (check) WRITE(lunout,*)'Entree ', modname
	225
[2934]	226	IF (ifl_pbltree == 1) THEN
	227	abort_message='Pb de coherence: cette interface vers ORCHIDEE ne peut pas etre utilise avec ifl_pbltree'
	228	CALL abort_physic(modname,abort_message,1)
	229	END IF
	230
[781]	231	! Initialisation
	232
	233	IF (debut) THEN
[1067]	234	! Test of coherence between variable ok_veget and cpp key CPP_VEGET
	235	#ifndef CPP_VEGET
	236	abort_message='Pb de coherence: ok_veget = .true. mais CPP_VEGET = .false.'
[2311]	237	CALL abort_physic(modname,abort_message,1)
[1067]	238	#endif
	239
[987]	240	CALL Init_surf_para(knon)
[781]	241	ALLOCATE(ktindex(knon))
	242	IF ( .NOT. ALLOCATED(albedo_keep)) THEN
[987]	243	!ym ALLOCATE(albedo_keep(klon))
	244	!ym bizarre que non alloué en knon precedement
	245	ALLOCATE(albedo_keep(knon))
[781]	246	ALLOCATE(zlev(knon))
	247	ENDIF
	248	! Pb de correspondances de grilles
	249	ALLOCATE(ig(klon))
	250	ALLOCATE(jg(klon))
	251	ig(1) = 1
	252	jg(1) = 1
	253	indi = 0
	254	indj = 2
	255	DO igrid = 2, klon - 1
	256	indi = indi + 1
[2344]	257	IF ( indi > nbp_lon) THEN
[781]	258	indi = 1
	259	indj = indj + 1
	260	ENDIF
	261	ig(igrid) = indi
	262	jg(igrid) = indj
	263	ENDDO
	264	ig(klon) = 1
[2344]	265	jg(klon) = nbp_lat
[781]	266
	267	IF ((.NOT. ALLOCATED(lalo))) THEN
	268	ALLOCATE(lalo(knon,2), stat = error)
	269	IF (error /= 0) THEN
	270	abort_message='Pb allocation lalo'
[2311]	271	CALL abort_physic(modname,abort_message,1)
[781]	272	ENDIF
	273	ENDIF
	274	IF ((.NOT. ALLOCATED(lon_scat))) THEN
[2344]	275	ALLOCATE(lon_scat(nbp_lon,nbp_lat), stat = error)
[781]	276	IF (error /= 0) THEN
	277	abort_message='Pb allocation lon_scat'
[2311]	278	CALL abort_physic(modname,abort_message,1)
[781]	279	ENDIF
	280	ENDIF
	281	IF ((.NOT. ALLOCATED(lat_scat))) THEN
[2344]	282	ALLOCATE(lat_scat(nbp_lon,nbp_lat), stat = error)
[781]	283	IF (error /= 0) THEN
	284	abort_message='Pb allocation lat_scat'
[2311]	285	CALL abort_physic(modname,abort_message,1)
[781]	286	ENDIF
	287	ENDIF
	288	lon_scat = 0.
	289	lat_scat = 0.
	290	DO igrid = 1, knon
	291	index = knindex(igrid)
	292	lalo(igrid,2) = rlon(index)
	293	lalo(igrid,1) = rlat(index)
	294	ENDDO
	295
	296
	297
	298	CALL Gather(rlon,rlon_g)
	299	CALL Gather(rlat,rlat_g)
	300
	301	IF (is_mpi_root) THEN
	302	index = 1
[2344]	303	DO jj = 2, nbp_lat-1
	304	DO ij = 1, nbp_lon
[781]	305	index = index + 1
	306	lon_scat(ij,jj) = rlon_g(index)
	307	lat_scat(ij,jj) = rlat_g(index)
	308	ENDDO
	309	ENDDO
	310	lon_scat(:,1) = lon_scat(:,2)
	311	lat_scat(:,1) = rlat_g(1)
[2344]	312	lon_scat(:,nbp_lat) = lon_scat(:,2)
	313	lat_scat(:,nbp_lat) = rlat_g(klon_glo)
[781]	314	ENDIF
	315
[1023]	316	CALL bcast(lon_scat)
	317	CALL bcast(lat_scat)
[781]	318	!
	319	! Allouer et initialiser le tableau des voisins et des fraction de continents
	320	!
	321	IF ( (.NOT.ALLOCATED(neighbours))) THEN
	322	ALLOCATE(neighbours(knon,8), stat = error)
	323	IF (error /= 0) THEN
	324	abort_message='Pb allocation neighbours'
[2311]	325	CALL abort_physic(modname,abort_message,1)
[781]	326	ENDIF
	327	ENDIF
	328	neighbours = -1.
	329	IF (( .NOT. ALLOCATED(contfrac))) THEN
	330	ALLOCATE(contfrac(knon), stat = error)
	331	IF (error /= 0) THEN
	332	abort_message='Pb allocation contfrac'
[2311]	333	CALL abort_physic(modname,abort_message,1)
[781]	334	ENDIF
	335	ENDIF
	336
	337	DO igrid = 1, knon
	338	ireal = knindex(igrid)
	339	contfrac(igrid) = pctsrf(ireal,is_ter)
	340	ENDDO
	341
	342
	343	CALL Init_neighbours(knon,neighbours,knindex,pctsrf(:,is_ter))
	344
	345	!
	346	! Allocation et calcul resolutions
	347	IF ( (.NOT.ALLOCATED(resolution))) THEN
	348	ALLOCATE(resolution(knon,2), stat = error)
	349	IF (error /= 0) THEN
	350	abort_message='Pb allocation resolution'
[2311]	351	CALL abort_physic(modname,abort_message,1)
[781]	352	ENDIF
	353	ENDIF
	354	DO igrid = 1, knon
	355	ij = knindex(igrid)
[2351]	356	resolution(igrid,1) = dx(ij)
	357	resolution(igrid,2) = dy(ij)
[781]	358	ENDDO
	359
	360	ALLOCATE(coastalflow(klon), stat = error)
	361	IF (error /= 0) THEN
	362	abort_message='Pb allocation coastalflow'
[2311]	363	CALL abort_physic(modname,abort_message,1)
[781]	364	ENDIF
	365
	366	ALLOCATE(riverflow(klon), stat = error)
	367	IF (error /= 0) THEN
	368	abort_message='Pb allocation riverflow'
[2311]	369	CALL abort_physic(modname,abort_message,1)
[781]	370	ENDIF
[1279]	371	!
[1454]	372	! carbon_cycle_cpl not possible with this interface and version of ORHCHIDEE
[1279]	373	!
	374	IF (carbon_cycle_cpl) THEN
[1454]	375	abort_message='carbon_cycle_cpl not yet possible with this interface of ORCHIDEE'
[2311]	376	CALL abort_physic(modname,abort_message,1)
[1279]	377	END IF
	378
[781]	379	ENDIF ! (fin debut)
[1279]	380
[781]	381
	382	!
	383	! Appel a la routine sols continentaux
	384	!
	385	IF (lafin) lrestart_write = .TRUE.
	386	IF (check) WRITE(lunout,*)'lafin ',lafin,lrestart_write
[987]	387
[781]	388	petA_orc(1:knon) = petBcoef(1:knon) * dtime
	389	petB_orc(1:knon) = petAcoef(1:knon)
	390	peqA_orc(1:knon) = peqBcoef(1:knon) * dtime
	391	peqB_orc(1:knon) = peqAcoef(1:knon)
	392
	393	cdrag = 0.
	394	cdrag(1:knon) = tq_cdrag(1:knon)
	395
	396	! zlev(1:knon) = (100.plev(1:knon))/((ps(1:knon)/287.05temp_air(1:knon))*9.80665)
[2011]	397	! zlev(1:knon) = (100.plev(1:knon))/((ps(1:knon)/RDtemp_air(1:knon))*RG)
	398	zlev(1:knon) = plev(1:knon)RDtemp_air(1:knon)/((ps(1:knon)100.0)RG)
[781]	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	IF (debut) THEN
[987]	409	CALL Init_orchidee_index(knon,knindex,offset,ktindex)
	410	CALL Get_orchidee_communicator(orch_comm,orch_omp_size,orch_omp_rank)
	411	CALL Init_synchro_omp
	412
[1023]	413	IF (knon > 0) THEN
[1067]	414	#ifdef CPP_VEGET
[987]	415	CALL Init_intersurf(nbp_lon,nbp_lat,knon,ktindex,offset,orch_omp_size,orch_omp_rank,orch_comm)
[1067]	416	#endif
[987]	417	ENDIF
[802]	418
[987]	419
	420	IF (knon > 0) THEN
	421
[1067]	422	#ifdef CPP_VEGET
[2571]	423	CALL intersurf_initialize_gathered (itime+itau_phy-1, nbp_lon, nbp_lat, knon, ktindex, dtime, &
	424	lrestart_read, lrestart_write, lalo, contfrac, neighbours, resolution, date0, &
	425	zlev, u1_lay, v1_lay, spechum, temp_air, epot_air, &
[802]	426	cdrag, petA_orc, peqA_orc, petB_orc, peqB_orc, &
	427	precip_rain, precip_snow, lwdown, swnet, swdown, ps, &
[2927]	428	evap, fluxsens, fluxlat, coastalflow, riverflow, &
[2934]	429	tsol_rad, tsurf_new, qsurf, albedo_out, emis_new, z0m_new, &
	430	lon_scat, lat_scat, q2m, t2m, z0h_new)
[1067]	431	#endif
[781]	432	ENDIF
	433
[987]	434	CALL Synchro_omp
	435
[781]	436	albedo_keep(1:knon) = (albedo_out(1:knon,1)+albedo_out(1:knon,2))/2.
	437
	438	ENDIF
	439
[987]	440
[781]	441	! swdown_vrai(1:knon) = swnet(1:knon)/(1. - albedo_keep(1:knon))
	442	swdown_vrai(1:knon) = swdown(1:knon)
	443
[987]	444	IF (knon > 0) THEN
[1067]	445	#ifdef CPP_VEGET
[2571]	446	CALL intersurf_main_gathered (itime+itau_phy, nbp_lon, nbp_lat, knon, ktindex, dtime, &
[802]	447	lrestart_read, lrestart_write, lalo, &
	448	contfrac, neighbours, resolution, date0, &
[781]	449	zlev, u1_lay(1:knon), v1_lay(1:knon), spechum(1:knon), temp_air(1:knon), epot_air(1:knon), ccanopy(1:knon), &
	450	cdrag(1:knon), petA_orc(1:knon), peqA_orc(1:knon), petB_orc(1:knon), peqB_orc(1:knon), &
	451	precip_rain(1:knon), precip_snow(1:knon), lwdown(1:knon), swnet(1:knon), swdown_vrai(1:knon), ps(1:knon), &
	452	evap(1:knon), fluxsens(1:knon), fluxlat(1:knon), coastalflow(1:knon), riverflow(1:knon), &
[2571]	453	tsol_rad(1:knon), tsurf_new(1:knon), qsurf(1:knon), albedo_out(1:knon,:), emis_new(1:knon), z0m_new(1:knon), &
[2934]	454	lon_scat, lat_scat, q2m, t2m, z0h_new(1:knon), 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
[2939]	683	END MODULE surf_land_orchidee_nofrein_mod

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