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interface_surf.F90 @ 1405

Last change on this file since 1405 was 776, checked in by Laurent Fairhead, 17 years ago
Suite du merge entre la version et la HEAD: quelques modifications de Yann sur le LF
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 121.6 KB

Line
1	!
2	! $Header$
3	!
4
5	MODULE interface_surf
6
7	! Ce module regroupe toutes les routines gerant l'interface entre le modele
8	! atmospherique et les modeles de surface (sols continentaux, oceans, glaces)
9	! Les routines sont les suivantes:
10	!
11	! interfsurf_*: routines d'aiguillage vers les interfaces avec les
12	! differents modeles de surface
13	! interfsol\
14	! > routines d'interface proprement dite
15	! interfoce/
16	!
17	! interfstart: routine d'initialisation et de lecture de l'etat initial
18	! "interface"
19	! interffin : routine d'ecriture de l'etat de redemmarage de l'interface
20	!
21	!
22	! L. Fairhead, LMD, 02/2000
23
24	!ym USE ioipsl
25
26	IMPLICIT none
27
28	PRIVATE
29	PUBLIC :: interfsurf,interfsurf_hq, gath2cpl
30
31	INTERFACE interfsurf
32	module procedure interfsurf_hq, interfsurf_vent
33	END INTERFACE
34
35	INTERFACE interfoce
36	module procedure interfoce_cpl, interfoce_slab, interfoce_lim
37	END INTERFACE
38
39	#include "YOMCST.inc"
40	#include "indicesol.inc"
41	!IM
42	#include "clesphys.inc"
43
44	! run_off ruissellement total
45	REAL, ALLOCATABLE, DIMENSION(:),SAVE :: run_off, run_off_lic
46	!$OMP THREADPRIVATE(run_off, run_off_lic)
47	real, allocatable, dimension(:),save :: coastalflow, riverflow
48	!$OMP THREADPRIVATE(coastalflow, riverflow)
49	!!$PB
50	REAL, ALLOCATABLE, DIMENSION(:,:), SAVE :: tmp_rriv, tmp_rcoa,tmp_rlic
51	!$OMP THREADPRIVATE(tmp_rriv, tmp_rcoa,tmp_rlic)
52	!! pour simuler la fonte des glaciers antarctiques
53	REAL, ALLOCATABLE, DIMENSION(:,:), SAVE :: coeff_iceberg
54	!$OMP THREADPRIVATE(coeff_iceberg)
55	real, save :: surf_maille
56	!$OMP THREADPRIVATE(surf_maille)
57	real, save :: cte_flux_iceberg = 6.3e7
58	!$OMP THREADPRIVATE(cte_flux_iceberg)
59	integer, save :: num_antarctic = 1
60	!$OMP THREADPRIVATE(num_antarctic)
61	REAL, save :: tau_calv
62	!$OMP THREADPRIVATE(tau_calv)
63	!!$
64	CONTAINS
65	!
66	!############################################################################
67	!
68	SUBROUTINE interfsurf_hq(itime, dtime, date0, jour, rmu0, &
69	& klon, iim, jjm, nisurf, knon, knindex, pctsrf, &
70	& rlon, rlat, cufi, cvfi,&
71	& debut, lafin, ok_veget, soil_model, nsoilmx, tsoil, qsol,&
72	& zlev, u1_lay, v1_lay, temp_air, spechum, epot_air, ccanopy, &
73	& tq_cdrag, petAcoef, peqAcoef, petBcoef, peqBcoef, &
74	& precip_rain, precip_snow, sollw, sollwdown, swnet, swdown, &
75	& fder, taux, tauy, &
76	! -- LOOP
77	& windsp, &
78	! -- LOOP
79	& rugos, rugoro, &
80	& albedo, snow, qsurf, &
81	& tsurf, p1lay, ps, radsol, &
82	& ocean, npas, nexca, zmasq, &
83	& evap, fluxsens, fluxlat, dflux_l, dflux_s, &
84	& tsol_rad, tsurf_new, alb_new, alblw, emis_new, &
85	& z0_new, pctsrf_new, agesno,fqcalving,fqfonte,ffonte, run_off_lic_0,&
86	!IM "slab" ocean
87	& flux_o, flux_g, tslab, seaice)
88
89
90	USE mod_phys_lmdz_para
91	! Cette routine sert d'aiguillage entre l'atmosphere et la surface en general
92	! (sols continentaux, oceans, glaces) pour les fluxs de chaleur et d'humidite.
93	! En pratique l'interface se fait entre la couche limite du modele
94	! atmospherique (clmain.F) et les routines de surface (sechiba, oasis, ...)
95	!
96	!
97	! L.Fairhead 02/2000
98	!
99	! input:
100	! itime numero du pas de temps
101	! klon nombre total de points de grille
102	! iim, jjm nbres de pts de grille
103	! dtime pas de temps de la physique (en s)
104	! date0 jour initial
105	! jour jour dans l'annee en cours,
106	! rmu0 cosinus de l'angle solaire zenithal
107	! nexca pas de temps couplage
108	! nisurf index de la surface a traiter (1 = sol continental)
109	! knon nombre de points de la surface a traiter
110	! knindex index des points de la surface a traiter
111	! pctsrf tableau des pourcentages de surface de chaque maille
112	! rlon longitudes
113	! rlat latitudes
114	! cufi,cvfi resolution des mailles en x et y (m)
115	! debut logical: 1er appel a la physique
116	! lafin logical: dernier appel a la physique
117	! ok_veget logical: appel ou non au schema de surface continental
118	! (si false calcul simplifie des fluxs sur les continents)
119	! zlev hauteur de la premiere couche
120	! u1_lay vitesse u 1ere couche
121	! v1_lay vitesse v 1ere couche
122	! temp_air temperature de l'air 1ere couche
123	! spechum humidite specifique 1ere couche
124	! epot_air temp potentielle de l'air
125	! ccanopy concentration CO2 canopee
126	! tq_cdrag cdrag
127	! petAcoef coeff. A de la resolution de la CL pour t
128	! peqAcoef coeff. A de la resolution de la CL pour q
129	! petBcoef coeff. B de la resolution de la CL pour t
130	! peqBcoef coeff. B de la resolution de la CL pour q
131	! precip_rain precipitation liquide
132	! precip_snow precipitation solide
133	! sollw flux IR net a la surface
134	! sollwdown flux IR descendant a la surface
135	! swnet flux solaire net
136	! swdown flux solaire entrant a la surface
137	! albedo albedo de la surface
138	! tsurf temperature de surface
139	! tslab temperature slab ocean
140	! pctsrf_slab pourcentages (0-1) des sous-surfaces dans le slab
141	! tmp_pctsrf_slab = pctsrf_slab
142	! p1lay pression 1er niveau (milieu de couche)
143	! ps pression au sol
144	! radsol rayonnement net aus sol (LW + SW)
145	! ocean type d'ocean utilise (force, slab, couple)
146	! fder derivee des flux (pour le couplage)
147	! taux, tauy tension de vents
148	! -- LOOP
149	! windsp module du vent a 10m
150	! -- LOOP
151	! rugos rugosite
152	! zmasq masque terre/ocean
153	! rugoro rugosite orographique
154	! run_off_lic_0 runoff glacier du pas de temps precedent
155	!
156	! output:
157	! evap evaporation totale
158	! fluxsens flux de chaleur sensible
159	! fluxlat flux de chaleur latente
160	! tsol_rad
161	! tsurf_new temperature au sol
162	! alb_new albedo
163	! emis_new emissivite
164	! z0_new surface roughness
165	! pctsrf_new nouvelle repartition des surfaces
166
167	#include "iniprint.h"
168
169
170	! Parametres d'entree
171	integer, intent(IN) :: itime
172	integer, intent(IN) :: iim, jjm
173	integer, intent(IN) :: klon
174	real, intent(IN) :: dtime
175	real, intent(IN) :: date0
176	integer, intent(IN) :: jour
177	real, intent(IN) :: rmu0(klon)
178	integer, intent(IN) :: nisurf
179	integer, intent(IN) :: knon
180	integer, dimension(klon), intent(in) :: knindex
181	real, dimension(klon,nbsrf), intent(IN) :: pctsrf
182	logical, intent(IN) :: debut, lafin, ok_veget
183	real, dimension(klon), intent(IN) :: rlon, rlat
184	real, dimension(klon), intent(IN) :: cufi, cvfi
185	real, dimension(klon), intent(INOUT) :: tq_cdrag
186	real, dimension(klon), intent(IN) :: zlev
187	real, dimension(klon), intent(IN) :: u1_lay, v1_lay
188	real, dimension(klon), intent(IN) :: temp_air, spechum
189	real, dimension(klon), intent(IN) :: epot_air, ccanopy
190	real, dimension(klon), intent(IN) :: petAcoef, peqAcoef
191	real, dimension(klon), intent(IN) :: petBcoef, peqBcoef
192	real, dimension(klon), intent(IN) :: precip_rain, precip_snow
193	real, dimension(klon), intent(IN) :: sollw, sollwdown, swnet, swdown
194	real, dimension(klon), intent(IN) :: ps, albedo
195	real, dimension(klon), intent(IN) :: tsurf, p1lay
196	!IM: "slab" ocean
197	real :: amn, amx
198	real, dimension(klon), intent(INOUT) :: tslab
199	real, allocatable, dimension(:), save :: tmp_tslab
200	!$OMP THREADPRIVATE(tmp_tslab)
201	real, dimension(klon), intent(OUT) :: flux_o, flux_g
202	real, dimension(klon), intent(INOUT) :: seaice ! glace de mer (kg/m2)
203	real, dimension(klon) :: siceh ! hauteur glace de mer (m)
204	REAL, DIMENSION(klon), INTENT(INOUT) :: radsol,fder
205
206	! real, dimension(klon), intent(IN) :: zmasq
207	real, dimension(klon), intent(IN) :: zmasq
208	real, dimension(klon), intent(IN) :: taux, tauy, rugos, rugoro
209	! -- LOOP
210	real, dimension(klon), intent(IN) :: windsp
211	! -- LOOP
212	character (len = 6) :: ocean
213	integer :: npas, nexca ! nombre et pas de temps couplage
214	real, dimension(klon), intent(INOUT) :: evap, snow, qsurf
215	!! PB ajout pour soil
216	logical :: soil_model
217	integer :: nsoilmx
218	REAL, DIMENSION(klon, nsoilmx) :: tsoil
219	REAL, dimension(klon), intent(INOUT) :: qsol
220	REAL, dimension(klon) :: soilcap
221	REAL, dimension(klon) :: soilflux
222	! Parametres de sortie
223	real, dimension(klon), intent(OUT):: fluxsens, fluxlat
224	real, dimension(klon), intent(OUT):: tsol_rad, tsurf_new, alb_new
225	real, dimension(klon), intent(OUT):: alblw
226	real, dimension(klon), intent(OUT):: emis_new, z0_new
227	real, dimension(klon), intent(OUT):: dflux_l, dflux_s
228	real, dimension(klon,nbsrf), intent(OUT) :: pctsrf_new
229	real, dimension(klon), intent(INOUT):: agesno
230	real, dimension(klon), intent(INOUT):: run_off_lic_0
231
232	! Flux thermique utiliser pour fondre la neige
233	!jld a rajouter real, dimension(klon), intent(INOUT):: ffonte
234	real, dimension(klon), intent(INOUT):: ffonte
235	! Flux d'eau "perdue" par la surface et necessaire pour que limiter la
236	! hauteur de neige, en kg/m2/s. Et quantite d'eau de fonte de la calotte.
237	!jld a rajouter real, dimension(klon), intent(INOUT):: fqcalving, fqfonte
238	REAL, DIMENSION(klon), INTENT(INOUT):: fqcalving, fqfonte
239	!IM: "slab" ocean
240	real, dimension(klon) :: new_dif_grnd
241	!IM: "slab" ocean - Local
242	real, parameter :: t_grnd=271.35
243	real, dimension(klon) :: zx_sl
244	integer i
245	real, allocatable, dimension(:), save :: tmp_flux_o, tmp_flux_g
246	!$OMP THREADPRIVATE(tmp_flux_o, tmp_flux_g)
247	real, allocatable, dimension(:), save :: tmp_radsol
248	!$OMP THREADPRIVATE(tmp_radsol)
249	real, allocatable, dimension(:,:), save :: tmp_pctsrf_slab
250	!$OMP THREADPRIVATE(tmp_pctsrf_slab)
251	real, allocatable, dimension(:), save :: tmp_seaice
252	!$OMP THREADPRIVATE(tmp_seaice)
253	! Local
254	character (len = 20),save :: modname = 'interfsurf_hq'
255	!$OMP THREADPRIVATE(modname)
256	character (len = 80) :: abort_message
257	logical, save :: first_call = .true.
258	!$OMP THREADPRIVATE(first_call)
259	integer, save :: error
260	!$OMP THREADPRIVATE(error)
261	integer :: ii, index
262	logical,save :: check = .true.
263	!$OMP THREADPRIVATE(check)
264	real, dimension(klon):: cal, beta, dif_grnd, capsol
265	!!$PB real, parameter :: calice=1.0/(5.1444e+060.15), tau_gl=86400.5.
266	real, parameter :: calice=1.0/(5.1444e+060.15), tau_gl=86400.5.
267	real, parameter :: calsno=1./(2.3867e+06*.15)
268	real, dimension(klon):: alb_ice
269	real, dimension(klon):: tsurf_temp
270	real, dimension(klon):: qsurf_new
271	!! real, allocatable, dimension(:), save :: alb_neig_grid
272	real, dimension(klon):: alb_neig, alb_eau
273	real, DIMENSION(klon):: zfra
274	logical :: cumul = .false.
275	INTEGER,dimension(1) :: iloc
276	INTEGER :: isize
277	real, dimension(klon):: fder_prev
278	REAL, dimension(klon) :: bidule
279	real, dimension(klon) :: ps_tmp,p1lay_tmp
280	INTEGER :: j
281	!
282	!IM ?? quelques variables pour netcdf
283	#include "netcdf.inc"
284
285	if (check) write(,) 'Entree ', modname
286	!
287	! On doit commencer par appeler les schemas de surfaces continentales
288	! car l'ocean a besoin du ruissellement qui est y calcule
289	!
290	if (first_call) then
291	call conf_interface(tau_calv)
292	if (nisurf /= is_ter .and. klon > 1) then
293	write(,)' * Warning *'
294	write(,)' nisurf = ',nisurf,' /= is_ter = ',is_ter
295	write(,)'or on doit commencer par les surfaces continentales'
296	abort_message='voir ci-dessus'
297	call abort_gcm(modname,abort_message,1)
298	endif
299	if (ocean /= 'slab ' .and. ocean /= 'force ' .and. ocean /= 'couple') then
300	write(,)' * Warning *'
301	write(,)'Option couplage pour l''ocean = ', ocean
302	abort_message='option pour l''ocean non valable'
303	call abort_gcm(modname,abort_message,1)
304	endif
305	if ( is_oce > is_sic ) then
306	write(,)' * Warning *'
307	write(,)' Pour des raisons de sequencement dans le code'
308	write(,)' l''ocean doit etre traite avant la banquise'
309	write(,)' or is_oce = ',is_oce, '> is_sic = ',is_sic
310	abort_message='voir ci-dessus'
311	call abort_gcm(modname,abort_message,1)
312	endif
313	! allocate(alb_neig_grid(klon), stat = error)
314	! if (error /= 0) then
315	! abort_message='Pb allocation alb_neig_grid'
316	! call abort_gcm(modname,abort_message,1)
317	! endif
318	endif
319	first_call = .false.
320
321	! Initialisations diverses
322	!
323	!!$ cal=0.; beta=1.; dif_grnd=0.; capsol=0.
324	!!$ alb_new = 0.; z0_new = 0.; alb_neig = 0.0
325	!!$! PB
326	!!$ tsurf_new = 0.
327
328	!IM cf JLD
329	ffonte(1:knon)=0.
330	fqcalving(1:knon)=0.
331	fqfonte (1:knon)=0.
332
333
334	cal = 999999. ; beta = 999999. ; dif_grnd = 999999. ; capsol = 999999.
335	alb_new = 999999. ; z0_new = 999999. ; alb_neig = 999999.
336	tsurf_new = 999999.
337	alblw = 999999.
338
339	!IM: "slab" ocean; initialisations
340	flux_o = 0.
341	flux_g = 0.
342	!
343	if (.not. allocated(tmp_flux_o)) then
344	allocate(tmp_flux_o(klon), stat = error)
345	DO i=1, knon
346	tmp_flux_o(knindex(i))=flux_o(i)
347	ENDDO
348	if (error /= 0) then
349	abort_message='Pb allocation tmp_flux_o'
350	call abort_gcm(modname,abort_message,1)
351	endif
352	endif
353	if (.not. allocated(tmp_flux_g)) then
354	allocate(tmp_flux_g(klon), stat = error)
355	DO i=1, knon
356	tmp_flux_g(knindex(i))=flux_g(i)
357	ENDDO
358	if (error /= 0) then
359	abort_message='Pb allocation tmp_flux_g'
360	call abort_gcm(modname,abort_message,1)
361	endif
362	endif
363	if (.not. allocated(tmp_radsol)) then
364	allocate(tmp_radsol(klon), stat = error)
365	if (error /= 0) then
366	abort_message='Pb allocation tmp_radsol'
367	call abort_gcm(modname,abort_message,1)
368	endif
369	endif
370	if (.not. allocated(tmp_pctsrf_slab)) then
371	allocate(tmp_pctsrf_slab(klon,nbsrf), stat = error)
372	if (error /= 0) then
373	abort_message='Pb allocation tmp_pctsrf_slab'
374	call abort_gcm(modname,abort_message,1)
375	endif
376	DO i=1, klon
377	tmp_pctsrf_slab(i,1:nbsrf)=pctsrf(i,1:nbsrf)
378	ENDDO
379	endif
380	!
381	if (.not. allocated(tmp_seaice)) then
382	allocate(tmp_seaice(klon), stat = error)
383	if (error /= 0) then
384	abort_message='Pb allocation tmp_seaice'
385	call abort_gcm(modname,abort_message,1)
386	endif
387	IF(check) THEN
388	PRINT*,'allocation tmp_seaice nisurf itime',nisurf, itime
389	ENDIF
390	endif
391	!
392	if (.not. allocated(tmp_tslab)) then
393	allocate(tmp_tslab(klon), stat = error)
394	if (error /= 0) then
395	abort_message='Pb allocation tmp_tslab'
396	call abort_gcm(modname,abort_message,1)
397	endif
398	endif
399	DO i=1, klon
400	tmp_tslab(i)=tslab(i)
401	ENDDO
402	!
403	! Aiguillage vers les differents schemas de surface
404
405	if (nisurf == is_ter) then
406	!
407	! Surface "terre" appel a l'interface avec les sols continentaux
408	!
409	! allocation du run-off
410	if (.not. allocated(coastalflow)) then
411	allocate(coastalflow(knon), stat = error)
412	if (error /= 0) then
413	abort_message='Pb allocation coastalflow'
414	call abort_gcm(modname,abort_message,1)
415	endif
416	allocate(riverflow(knon), stat = error)
417	if (error /= 0) then
418	abort_message='Pb allocation riverflow'
419	call abort_gcm(modname,abort_message,1)
420	endif
421	allocate(run_off(knon), stat = error)
422	if (error /= 0) then
423	abort_message='Pb allocation run_off'
424	call abort_gcm(modname,abort_message,1)
425	endif
426	!cym
427	run_off=0.0
428	!cym
429
430	!!$PB
431	ALLOCATE (tmp_rriv(iim,jj_nb), stat=error)
432	if (error /= 0) then
433	abort_message='Pb allocation tmp_rriv'
434	call abort_gcm(modname,abort_message,1)
435	endif
436	tmp_rriv=0.
437	ALLOCATE (tmp_rcoa(iim,jj_nb), stat=error)
438	if (error /= 0) then
439	abort_message='Pb allocation tmp_rcoa'
440	call abort_gcm(modname,abort_message,1)
441	endif
442	tmp_rcoa=0.
443	!ym ALLOCATE (tmp_rlic(iim,jjm+1), stat=error)
444	ALLOCATE (tmp_rlic(iim,jj_nb), stat=error)
445	if (error /= 0) then
446	abort_message='Pb allocation tmp_rlic'
447	call abort_gcm(modname,abort_message,1)
448	endif
449	tmp_rlic=0.
450	!!$
451	else if (size(coastalflow) /= knon) then
452	write(,)'Bizarre, le nombre de points continentaux'
453	write(,)'a change entre deux appels. J''arrete ...'
454	abort_message='voir ci-dessus'
455	call abort_gcm(modname,abort_message,1)
456	endif
457	coastalflow = 0.
458	riverflow = 0.
459	!
460	! Calcul age de la neige
461	!
462	!!$ PB ATTENTION changement ordre des appels
463	!!$ CALL albsno(klon,agesno,alb_neig_grid)
464
465	if (.not. ok_veget) then
466	!
467	! calcul albedo: lecture albedo fichier CL puis ajout albedo neige
468	!
469	call interfsur_lim(itime, dtime, jour, &
470	& klon, nisurf, knon, knindex, debut, &
471	& alb_new, z0_new)
472	!
473	! calcul snow et qsurf, hydrol adapte !
474	CALL calbeta(dtime, nisurf, knon, snow, qsol, beta, capsol, dif_grnd)
475
476	IF (soil_model) THEN
477	CALL soil(dtime, nisurf, knon,snow, tsurf, tsoil,soilcap, soilflux)
478	cal(1:knon) = RCPD / soilcap(1:knon)
479	radsol(1:knon) = radsol(1:knon) + soilflux(1:knon)
480	ELSE
481	cal = RCPD * capsol
482	!!$ cal = capsol
483	ENDIF
484	CALL calcul_fluxs( klon, knon, nisurf, dtime, &
485	& tsurf, p1lay, cal, beta, tq_cdrag, ps, &
486	& precip_rain, precip_snow, snow, qsurf, &
487	& radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, &
488	& petAcoef, peqAcoef, petBcoef, peqBcoef, &
489	& tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l)
490
491	CALL fonte_neige( klon, knon, nisurf, dtime, &
492	& tsurf, p1lay, cal, beta, tq_cdrag, ps, &
493	& precip_rain, precip_snow, snow, qsol, &
494	& radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, &
495	& petAcoef, peqAcoef, petBcoef, peqBcoef, &
496	& tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l, &
497	& fqcalving,fqfonte,ffonte, run_off_lic_0)
498
499
500	call albsno(klon,knon,dtime,agesno(:),alb_neig(:), precip_snow(:))
501	where (snow(1 : knon) .LT. 0.0001) agesno(1 : knon) = 0.
502	zfra(1:knon) = max(0.0,min(1.0,snow(1:knon)/(snow(1:knon)+10.0)))
503	alb_new(1 : knon) = alb_neig(1 : knon) *zfra(1:knon) + &
504	& alb_new(1 : knon)*(1.0-zfra(1:knon))
505	z0_new = sqrt(z0_new2+rugoro2)
506	alblw(1 : knon) = alb_new(1 : knon)
507
508	else
509	!! CALL albsno(klon,agesno,alb_neig_grid)
510	!
511	! appel a sechiba
512	!
513	#ifdef CPP_VEGET
514	p1lay_tmp(1:knon)=p1lay(1:knon)/100.
515	ps_tmp(1:knon)=ps(1:knon)/100.
516
517	call interfsol(itime, klon, dtime, date0, nisurf, knon, &
518	& knindex, rlon, rlat, cufi, cvfi, iim, jjm, pctsrf, &
519	& debut, lafin, ok_veget, &
520	& zlev, u1_lay, v1_lay, temp_air, spechum, epot_air, ccanopy, &
521	& tq_cdrag, petAcoef, peqAcoef, petBcoef, peqBcoef, &
522	& precip_rain, precip_snow, sollwdown, swnet, swdown, &
523	& tsurf, p1lay_tmp, ps_tmp, radsol, &
524	& evap, fluxsens, fluxlat, &
525	& tsol_rad, tsurf_new, alb_new, alblw, &
526	& emis_new, z0_new, dflux_l, dflux_s, qsurf_new)
527
528	!
529	! ajout de la contribution du relief
530	!
531	z0_new = SQRT(z0_new2+rugoro2)
532	!
533	! mise a jour de l'humidite saturante calculee par ORCHIDEE
534	qsurf(1:knon) = qsurf_new(1:knon)
535	#else
536	abort_message='Pb de coherence: ok_veget = .t. mais CPP_VEGET = .f.'
537	call abort_gcm(modname,abort_message,1)
538	#endif
539
540	endif
541	!
542	! Remplissage des pourcentages de surface
543	!
544	pctsrf_new(:,nisurf) = pctsrf(:,nisurf)
545
546	else if (nisurf == is_oce) then
547
548	if (check) write(,)'ocean, nisurf = ',nisurf,'knon=',knon
549	!
550	! Surface "ocean" appel a l'interface avec l'ocean
551	!
552	if (ocean == 'couple') then
553	if (nexca == 0) then
554	abort_message='nexca = 0 dans interfoce_cpl'
555	call abort_gcm(modname,abort_message,1)
556	endif
557
558	cumul = .false.
559
560	iloc = maxloc(fder(1:klon))
561	if (check) then
562	if (fder(iloc(1))> 0.) then
563	WRITE(,)'** Debug fder **'
564	WRITE(,)'max fder(',iloc(1),') = ',fder(iloc(1))
565	endif
566	endif
567	!!$
568	!!$ where(fder.gt.0.)
569	!!$ fder = 0.
570	!!$ endwhere
571
572	call interfoce(itime, dtime, cumul, &
573	& klon, iim, jjm, nisurf, pctsrf, knon, knindex, rlon, rlat, &
574	& ocean, npas, nexca, debut, lafin, &
575	& swdown, sollw, precip_rain, precip_snow, evap, tsurf, &
576	& fluxlat, fluxsens, fder, albedo, taux, tauy, &
577	! -- LOOP
578	& windsp, &
579	! -- LOOP
580	& zmasq, &
581	& tsurf_new, alb_new, &
582	& pctsrf_new)
583
584	!IM: "slab" ocean
585	else if (ocean == 'slab ') then
586	DO i=1, knon
587	tsurf_new(i) = tmp_tslab(knindex(i))
588	ENDDO
589	pctsrf_new = tmp_pctsrf_slab
590	!
591	else ! lecture conditions limites
592	call interfoce(itime, dtime, jour, &
593	& klon, nisurf, knon, knindex, &
594	& debut, &
595	& tsurf_new, pctsrf_new)
596
597	endif
598
599	tsurf_temp = tsurf_new
600	cal = 0.
601	beta = 1.
602	dif_grnd = 0.
603	alb_neig(:) = 0.
604	agesno(:) = 0.
605
606	call calcul_fluxs( klon, knon, nisurf, dtime, &
607	& tsurf_temp, p1lay, cal, beta, tq_cdrag, ps, &
608	& precip_rain, precip_snow, snow, qsurf, &
609	& radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, &
610	& petAcoef, peqAcoef, petBcoef, peqBcoef, &
611	& tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l)
612
613	fder_prev = fder
614	fder = fder_prev + dflux_s + dflux_l
615
616	iloc = maxloc(fder(1:klon))
617	if (check.and.fder(iloc(1))> 0.) then
618	WRITE(,)'** Debug fder**'
619	WRITE(,)'max fder(',iloc(1),') = ',fder(iloc(1))
620	WRITE(,)'fder_prev, dflux_s, dflux_l',fder_prev(iloc(1)), &
621	& dflux_s(iloc(1)), dflux_l(iloc(1))
622	endif
623	!!$
624	!!$ where(fder.gt.0.)
625	!!$ fder = 0.
626	!!$ endwhere
627
628	!IM: flux ocean-atmosphere utile pour le "slab" ocean
629	DO i=1, knon
630	zx_sl(i) = RLVTT
631	if (tsurf_new(i) .LT. RTT) zx_sl(i) = RLSTT
632	!IM flux_o(i) = fluxsens(i)-evap(i)*zx_sl(i)
633	flux_o(i) = fluxsens(i) + fluxlat(i)
634	tmp_flux_o(knindex(i)) = flux_o(i)
635	tmp_radsol(knindex(i))=radsol(i)
636	ENDDO
637	!
638	! 2eme appel a interfoce pour le cumul des champs (en particulier
639	! fluxsens et fluxlat calcules dans calcul_fluxs)
640	!
641	if (ocean == 'couple') then
642
643	cumul = .true.
644
645	call interfoce(itime, dtime, cumul, &
646	& klon, iim, jjm, nisurf, pctsrf, knon, knindex, rlon, rlat, &
647	& ocean, npas, nexca, debut, lafin, &
648	& swdown, sollw, precip_rain, precip_snow, evap, tsurf, &
649	& fluxlat, fluxsens, fder, albedo, taux, tauy, &
650	! -- LOOP
651	& windsp, &
652	! -- LOOP
653	& zmasq, &
654	& tsurf_new, alb_new, &
655	& pctsrf_new)
656
657	endif
658
659	!
660	! calcul albedo
661	!
662
663	if ( minval(rmu0) == maxval(rmu0) .and. minval(rmu0) == -999.999 ) then
664	CALL alboc(FLOAT(jour),rlat,alb_eau)
665	else ! cycle diurne
666	CALL alboc_cd(rmu0,alb_eau)
667	endif
668	DO ii =1, knon
669	alb_new(ii) = alb_eau(knindex(ii))
670	enddo
671
672	z0_new = sqrt(rugos2 + rugoro2)
673	alblw(1:knon) = alb_new(1:knon)
674
675	!
676	else if (nisurf == is_sic) then
677
678	if (check) write(,)'sea ice, nisurf = ',nisurf,'knon=',knon
679	!
680	! Surface "glace de mer" appel a l'interface avec l'ocean
681	!
682	!
683	if (ocean == 'couple') then
684
685	cumul =.false.
686
687	iloc = maxloc(fder(1:klon))
688	if (check.and.fder(iloc(1))> 0.) then
689	WRITE(,)'** Debug fder **'
690	WRITE(,)'max fder(',iloc(1),') = ',fder(iloc(1))
691	endif
692	!!$
693	!!$ where(fder.gt.0.)
694	!!$ fder = 0.
695	!!$ endwhere
696
697	call interfoce(itime, dtime, cumul, &
698	& klon, iim, jjm, nisurf, pctsrf, knon, knindex, rlon, rlat, &
699	& ocean, npas, nexca, debut, lafin, &
700	& swdown, sollw, precip_rain, precip_snow, evap, tsurf, &
701	& fluxlat, fluxsens, fder, albedo, taux, tauy, &
702	! -- LOOP
703	& windsp, &
704	! -- LOOP
705	& zmasq, &
706	& tsurf_new, alb_new, &
707	& pctsrf_new)
708
709	tsurf_temp = tsurf_new
710	cal = 0.
711	dif_grnd = 0.
712	beta = 1.0
713
714	!IM: "slab" ocean
715	else if (ocean == 'slab ') then
716	!IM ajout sicOBSERVE BEG
717	IF ( ok_slab_sicOBS) THEN
718	! ! lecture conditions limites
719	CALL interfoce(itime, dtime, jour, &
720	& klon, nisurf, knon, knindex, &
721	& debut, &
722	& tsurf_new, pctsrf_new)
723	!
724	tmp_pctsrf_slab=pctsrf_new
725	print*,'jour lecture pctsrf_new sic =',jour
726	!
727	ELSE !ok_slab_sicOBS
728	pctsrf_new=tmp_pctsrf_slab
729	ENDIF
730	!IM ajout sicOBSERVE END
731	!
732	DO ii = 1, knon
733	tsurf_new(ii) = tsurf(ii)
734	IF (pctsrf_new(knindex(ii),nisurf) < EPSFRA) then
735	snow(ii) = 0.0
736	tsurf_new(ii) = RTT - 1.8
737	IF (soil_model) tsoil(ii,:) = RTT -1.8
738	ENDIF
739	ENDDO
740
741	CALL calbeta(dtime, nisurf, knon, snow, qsol, beta, capsol, dif_grnd)
742
743	IF (soil_model) THEN
744	CALL soil(dtime, nisurf, knon,snow, tsurf_new, tsoil,soilcap, soilflux)
745	cal(1:knon) = RCPD / soilcap(1:knon)
746	radsol(1:knon) = radsol(1:knon) + soilflux(1:knon)
747	ELSE
748	dif_grnd = 1.0 / tau_gl
749	cal = RCPD * calice
750	WHERE (snow > 0.0) cal = RCPD * calsno
751	ENDIF
752	tsurf_temp = tsurf_new
753	beta = 1.0
754	!
755	ELSE
756	! ! lecture conditions limites
757	CALL interfoce(itime, dtime, jour, &
758	& klon, nisurf, knon, knindex, &
759	& debut, &
760	& tsurf_new, pctsrf_new)
761
762	!IM cf LF
763	DO ii = 1, knon
764	tsurf_new(ii) = tsurf(ii)
765	IF (pctsrf_new(knindex(ii),nisurf) < EPSFRA) then
766	snow(ii) = 0.0
767	!IM cf LF/JLD tsurf(ii) = RTT - 1.8
768	tsurf_new(ii) = RTT - 1.8
769	IF (soil_model) tsoil(ii,:) = RTT -1.8
770	endif
771	enddo
772
773	CALL calbeta(dtime, nisurf, knon, snow, qsol, beta, capsol, dif_grnd)
774
775	IF (soil_model) THEN
776	!IM cf LF/JLD CALL soil(dtime, nisurf, knon,snow, tsurf, tsoil,soilcap, soilflux)
777	CALL soil(dtime, nisurf, knon,snow, tsurf_new, tsoil,soilcap, soilflux)
778	cal(1:knon) = RCPD / soilcap(1:knon)
779	radsol(1:knon) = radsol(1:knon) + soilflux(1:knon)
780	dif_grnd = 1.0 / tau_gl
781	ELSE
782	dif_grnd = 1.0 / tau_gl
783	cal = RCPD * calice
784	WHERE (snow > 0.0) cal = RCPD * calsno
785	ENDIF
786	!IMbadtsurf_temp = tsurf
787	tsurf_temp = tsurf_new
788	beta = 1.0
789	ENDIF !ocean ==
790
791	CALL calcul_fluxs( klon, knon, nisurf, dtime, &
792	& tsurf_temp, p1lay, cal, beta, tq_cdrag, ps, &
793	& precip_rain, precip_snow, snow, qsurf, &
794	& radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, &
795	& petAcoef, peqAcoef, petBcoef, peqBcoef, &
796	& tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l)
797	!
798	IF (ocean /= 'couple') THEN
799	CALL fonte_neige( klon, knon, nisurf, dtime, &
800	& tsurf_temp, p1lay, cal, beta, tq_cdrag, ps, &
801	& precip_rain, precip_snow, snow, qsol, &
802	& radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, &
803	& petAcoef, peqAcoef, petBcoef, peqBcoef, &
804	& tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l, &
805	& fqcalving,fqfonte,ffonte, run_off_lic_0)
806
807	! calcul albedo
808
809	CALL albsno(klon,knon,dtime,agesno(:),alb_neig(:), precip_snow(:))
810	WHERE (snow(1 : knon) .LT. 0.0001) agesno(1 : knon) = 0.
811	zfra(1:knon) = MAX(0.0,MIN(1.0,snow(1:knon)/(snow(1:knon)+10.0)))
812	alb_new(1 : knon) = alb_neig(1 : knon) *zfra(1:knon) + &
813	& 0.6 * (1.0-zfra(1:knon))
814	!! alb_new(1 : knon) = 0.6
815	ENDIF
816	!
817	!IM: flux entre l'ocean et la glace de mer pour le "slab" ocean
818	!
819	DO i = 1, knon
820	!
821	!IM: faire dependre le coefficient de conduction de la glace de mer
822	! de l'epaisseur de la glace de mer, dans l'hypothese ou le coeff.
823	! actuel correspond a 3m de glace de mer, cf. L.Li
824	!
825	IF(1.EQ.0) THEN
826	IF(siceh(i).GT.0.) THEN
827	new_dif_grnd(i) = dif_grnd(i)*3./siceh(i)
828	ELSE
829	new_dif_grnd(i) = 0.
830	ENDIF
831	ENDIF !(1.EQ.0) THEN
832	!
833	IF (cal(i).GT.1.0e-15) THEN
834	flux_g(i)=(tsurf_new(i)-t_grnd) &
835	& * dif_grnd(i) *RCPD/cal(i)
836	! & * new_dif_grnd(i) *RCPD/cal(i)
837	ENDIF
838	tmp_flux_g(knindex(i))=flux_g(i)
839	!
840	!IM: Attention: ne pas initialiser le tmp_radsol puisque c'est deja fait sur is_oce;
841	!IM: tmp_radsol doit etre le flux solaire qui arrive sur l'ocean
842	!IM: et non pas celui qui arrive sur la glace de mer
843	!
844	ENDDO
845
846	fder_prev = fder
847	fder = fder_prev + dflux_s + dflux_l
848
849	iloc = maxloc(fder(1:klon))
850	if (check.and.fder(iloc(1))> 0.) then
851	WRITE(,)'** Debug fder **'
852	WRITE(,)'max fder(',iloc(1),') = ',fder(iloc(1))
853	WRITE(,)'fder_prev, dflux_s, dflux_l',fder_prev(iloc(1)), &
854	& dflux_s(iloc(1)), dflux_l(iloc(1))
855	endif
856	!!$ where(fder.gt.0.)
857	!!$ fder = 0.
858	!!$ endwhere
859
860	!
861	! 2eme appel a interfoce pour le cumul et le passage des flux a l'ocean
862	!
863	if (ocean == 'couple') then
864
865	cumul =.true.
866
867	call interfoce(itime, dtime, cumul, &
868	& klon, iim, jjm, nisurf, pctsrf, knon, knindex, rlon, rlat, &
869	& ocean, npas, nexca, debut, lafin, &
870	& swdown, sollw, precip_rain, precip_snow, evap, tsurf, &
871	& fluxlat, fluxsens, fder, albedo, taux, tauy, &
872	! -- LOOP
873	& windsp, &
874	! -- LOOP
875	& zmasq, &
876	& tsurf_new, alb_new, &
877	& pctsrf_new)
878
879	!IM: "slab" ocean
880	else if (ocean == 'slab ') then
881	!
882	IF (check) THEN
883	amn=MIN(tmp_tslab(1),1000.)
884	amx=MAX(tmp_tslab(1),-1000.)
885	DO i=2, klon
886	amn=MIN(tmp_tslab(i),amn)
887	amx=MAX(tmp_tslab(i),amx)
888	ENDDO
889	!
890	PRINT*,' debut avant interfoce_slab min max tmp_tslab',amn,amx
891	ENDIF !(check) THEN
892	!
893	cumul = .true.
894	tslab = tmp_tslab
895	call interfoce(klon, debut, itime, dtime, jour, &
896	& tmp_radsol, tmp_flux_o, tmp_flux_g, tmp_pctsrf_slab, &
897	& tslab, seaice, pctsrf_new)
898	!
899	tmp_seaice=seaice
900	tmp_pctsrf_slab=pctsrf_new
901	DO i=1, knon
902	tmp_tslab(knindex(i))=tslab(knindex(i))
903	ENDDO !i
904	!
905
906	endif
907
908
909	z0_new = 0.002
910	z0_new = SQRT(z0_new2+rugoro2)
911	alblw(1:knon) = alb_new(1:knon)
912
913
914	else if (nisurf == is_lic) then
915
916	if (check) write(,)'glacier, nisurf = ',nisurf
917
918	if (.not. allocated(run_off_lic)) then
919	allocate(run_off_lic(klon), stat = error)
920	if (error /= 0) then
921	abort_message='Pb allocation run_off_lic'
922	call abort_gcm(modname,abort_message,1)
923	endif
924	run_off_lic = 0.
925	endif
926	!
927	! Surface "glacier continentaux" appel a l'interface avec le sol
928	!
929	! call interfsol(nisurf)
930	IF (soil_model) THEN
931	CALL soil(dtime, nisurf, knon, snow, tsurf, tsoil,soilcap, soilflux)
932	cal(1:knon) = RCPD / soilcap(1:knon)
933	radsol(1:knon) = radsol(1:knon) + soilflux(1:knon)
934	ELSE
935	cal = RCPD * calice
936	WHERE (snow > 0.0) cal = RCPD * calsno
937	ENDIF
938	beta = 1.0
939	dif_grnd = 0.0
940
941	call calcul_fluxs( klon, knon, nisurf, dtime, &
942	& tsurf, p1lay, cal, beta, tq_cdrag, ps, &
943	& precip_rain, precip_snow, snow, qsurf, &
944	& radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, &
945	& petAcoef, peqAcoef, petBcoef, peqBcoef, &
946	& tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l)
947
948	call fonte_neige( klon, knon, nisurf, dtime, &
949	& tsurf, p1lay, cal, beta, tq_cdrag, ps, &
950	& precip_rain, precip_snow, snow, qsol, &
951	& radsol, dif_grnd, temp_air, spechum, u1_lay, v1_lay, &
952	& petAcoef, peqAcoef, petBcoef, peqBcoef, &
953	& tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l, &
954	& fqcalving,fqfonte,ffonte, run_off_lic_0)
955
956	! passage du run-off des glaciers calcule dans fonte_neige au coupleur
957	bidule=0.
958	bidule(1:knon)= run_off_lic(1:knon)
959	call gath2cpl(bidule, tmp_rlic, klon, knon,iim,jjm,knindex)
960	!
961	! calcul albedo
962	!
963	CALL albsno(klon,knon,dtime,agesno(:),alb_neig(:), precip_snow(:))
964	WHERE (snow(1 : knon) .LT. 0.0001) agesno(1 : knon) = 0.
965	zfra(1:knon) = MAX(0.0,MIN(1.0,snow(1:knon)/(snow(1:knon)+10.0)))
966	alb_new(1 : knon) = alb_neig(1 : knon)*zfra(1:knon) + &
967	& 0.6 * (1.0-zfra(1:knon))
968	!
969	!IM: plusieurs choix/tests sur l'albedo des "glaciers continentaux"
970	! alb_new(1 : knon) = 0.6 !IM cf FH/GK
971	! alb_new(1 : knon) = 0.82
972	! alb_new(1 : knon) = 0.77 !211003 Ksta0.77
973	! alb_new(1 : knon) = 0.8 !KstaTER0.8 & LMD_ARMIP5
974	!IM: KstaTER0.77 & LMD_ARMIP6
975	alb_new(1 : knon) = 0.77
976
977	!
978	! Rugosite
979	!
980	z0_new = rugoro
981	!
982	! Remplissage des pourcentages de surface
983	!
984	pctsrf_new(:,nisurf) = pctsrf(:,nisurf)
985
986	alblw(1:knon) = alb_new(1:knon)
987	else
988	write(,)'Index surface = ',nisurf
989	abort_message = 'Index surface non valable'
990	call abort_gcm(modname,abort_message,1)
991	endif
992
993	END SUBROUTINE interfsurf_hq
994
995	!
996	!#########################################################################
997	!
998	SUBROUTINE interfsurf_vent(nisurf, knon &
999	& )
1000	!
1001	! Cette routine sert d'aiguillage entre l'atmosphere et la surface en general
1002	! (sols continentaux, oceans, glaces) pour les tensions de vents.
1003	! En pratique l'interface se fait entre la couche limite du modele
1004	! atmospherique (clmain.F) et les routines de surface (sechiba, oasis, ...)
1005	!
1006	!
1007	! L.Fairhead 02/2000
1008	!
1009	! input:
1010	! nisurf index de la surface a traiter (1 = sol continental)
1011	! knon nombre de points de la surface a traiter
1012
1013	! Parametres d'entree
1014	integer, intent(IN) :: nisurf
1015	integer, intent(IN) :: knon
1016
1017
1018	return
1019	END SUBROUTINE interfsurf_vent
1020	!
1021	!#########################################################################
1022	!
1023	#ifdef CPP_VEGET
1024	SUBROUTINE interfsol(itime, klon, dtime, date0, nisurf, knon, &
1025	& knindex, rlon, rlat, cufi, cvfi, iim, jjm, pctsrf, &
1026	& debut, lafin, ok_veget, &
1027	& plev, u1_lay, v1_lay, temp_air, spechum, epot_air, ccanopy, &
1028	& tq_cdrag, petAcoef, peqAcoef, petBcoef, peqBcoef, &
1029	& precip_rain, precip_snow, lwdown, swnet, swdown, &
1030	& tsurf, p1lay, ps, radsol, &
1031	& evap, fluxsens, fluxlat, &
1032	& tsol_rad, tsurf_new, alb_new, alblw, &
1033	& emis_new, z0_new, dflux_l, dflux_s, qsurf)
1034
1035	USE intersurf
1036	USE mod_grid_phy_lmdz
1037	USE mod_phys_lmdz_para
1038	IMPLICIT NONE
1039	! Cette routine sert d'interface entre le modele atmospherique et le
1040	! modele de sol continental. Appel a sechiba
1041	!
1042	! L. Fairhead 02/2000
1043	!
1044	! input:
1045	! itime numero du pas de temps
1046	! klon nombre total de points de grille
1047	! dtime pas de temps de la physique (en s)
1048	! nisurf index de la surface a traiter (1 = sol continental)
1049	! knon nombre de points de la surface a traiter
1050	! knindex index des points de la surface a traiter
1051	! rlon longitudes de la grille entiere
1052	! rlat latitudes de la grille entiere
1053	! pctsrf tableau des fractions de surface de chaque maille
1054	! debut logical: 1er appel a la physique (lire les restart)
1055	! lafin logical: dernier appel a la physique (ecrire les restart)
1056	! ok_veget logical: appel ou non au schema de surface continental
1057	! (si false calcul simplifie des fluxs sur les continents)
1058	! plev hauteur de la premiere couche (Pa)
1059	! u1_lay vitesse u 1ere couche
1060	! v1_lay vitesse v 1ere couche
1061	! temp_air temperature de l'air 1ere couche
1062	! spechum humidite specifique 1ere couche
1063	! epot_air temp pot de l'air
1064	! ccanopy concentration CO2 canopee
1065	! tq_cdrag cdrag
1066	! petAcoef coeff. A de la resolution de la CL pour t
1067	! peqAcoef coeff. A de la resolution de la CL pour q
1068	! petBcoef coeff. B de la resolution de la CL pour t
1069	! peqBcoef coeff. B de la resolution de la CL pour q
1070	! precip_rain precipitation liquide
1071	! precip_snow precipitation solide
1072	! lwdown flux IR descendant a la surface
1073	! swnet flux solaire net
1074	! swdown flux solaire entrant a la surface
1075	! tsurf temperature de surface
1076	! p1lay pression 1er niveau (milieu de couche)
1077	! ps pression au sol
1078	! radsol rayonnement net aus sol (LW + SW)
1079	!
1080	!
1081	! input/output
1082	! run_off ruissellement total
1083	!
1084	! output:
1085	! evap evaporation totale
1086	! fluxsens flux de chaleur sensible
1087	! fluxlat flux de chaleur latente
1088	! tsol_rad
1089	! tsurf_new temperature au sol
1090	! alb_new albedo
1091	! emis_new emissivite
1092	! z0_new surface roughness
1093	! qsurf air moisture at surface
1094
1095	! Parametres d'entree
1096	integer, intent(IN) :: itime
1097	integer, intent(IN) :: klon
1098	real, intent(IN) :: dtime
1099	real, intent(IN) :: date0
1100	integer, intent(IN) :: nisurf
1101	integer, intent(IN) :: knon
1102	integer, intent(IN) :: iim, jjm
1103	integer, dimension(klon), intent(IN) :: knindex
1104	logical, intent(IN) :: debut, lafin, ok_veget
1105	real, dimension(klon,nbsrf), intent(IN) :: pctsrf
1106	real, dimension(klon), intent(IN) :: rlon, rlat
1107	real, dimension(klon), intent(IN) :: cufi, cvfi
1108	real, dimension(klon), intent(IN) :: plev
1109	real, dimension(klon), intent(IN) :: u1_lay, v1_lay
1110	real, dimension(klon), intent(IN) :: temp_air, spechum
1111	real, dimension(klon), intent(IN) :: epot_air, ccanopy
1112	real, dimension(klon), intent(INOUT) :: tq_cdrag
1113	real, dimension(klon), intent(IN) :: petAcoef, peqAcoef
1114	real, dimension(klon), intent(IN) :: petBcoef, peqBcoef
1115	real, dimension(klon), intent(IN) :: precip_rain, precip_snow
1116	real, dimension(klon), intent(IN) :: lwdown, swnet, swdown, ps
1117	!IM cf. JP +++
1118	real, dimension(klon) :: swdown_vrai
1119	!IM cf. JP ---
1120	real, dimension(klon), intent(IN) :: tsurf, p1lay
1121	real, dimension(klon), intent(IN) :: radsol
1122	! Parametres de sortie
1123	real, dimension(klon), intent(OUT):: evap, fluxsens, fluxlat, qsurf
1124	real, dimension(klon), intent(OUT):: tsol_rad, tsurf_new, alb_new, alblw
1125	real, dimension(klon), intent(OUT):: emis_new, z0_new
1126	real, dimension(klon), intent(OUT):: dflux_s, dflux_l
1127
1128	! Local
1129	!
1130	integer :: ii, ij, jj, igrid, ireal, i, index, iglob
1131	integer :: error
1132	character (len = 20) :: modname = 'interfsol'
1133	character (len = 80) :: abort_message
1134	logical,save :: check = .FALSE.
1135	real, dimension(klon) :: cal, beta, dif_grnd, capsol
1136	! type de couplage dans sechiba
1137	! character (len=10) :: coupling = 'implicit'
1138	! drapeaux controlant les appels dans SECHIBA
1139	! type(control_type), save :: control_in
1140	! Preserved albedo
1141	!IM cf. JP +++
1142	real, allocatable, dimension(:), save :: albedo_keep, zlev
1143	!IM cf. JP ---
1144	! coordonnees geographiques
1145	real, allocatable, dimension(:,:), save :: lalo
1146	! pts voisins
1147	integer,allocatable, dimension(:,:), save :: neighbours
1148	! fractions continents
1149	real,allocatable, dimension(:), save :: contfrac
1150	! resolution de la grille
1151	real, allocatable, dimension (:,:), save :: resolution
1152	! correspondance point n -> indices (i,j)
1153	integer, allocatable, dimension(:,:), save :: correspond
1154	! offset pour calculer les point voisins
1155	integer, dimension(8,3), save :: off_ini
1156	! Identifieurs des fichiers restart et histoire
1157	integer, save :: rest_id, hist_id
1158	integer, save :: rest_id_stom, hist_id_stom
1159	!
1160	real, allocatable, dimension (:,:), save :: lon_scat, lat_scat
1161
1162	logical, save :: lrestart_read = .true. , lrestart_write = .false.
1163
1164	real, dimension(klon):: snow
1165	real, dimension(knon,2) :: albedo_out
1166	! Pb de nomenclature
1167	real, dimension(klon) :: petA_orc, peqA_orc
1168	real, dimension(klon) :: petB_orc, peqB_orc
1169	! Pb de correspondances de grilles
1170	integer, dimension(:), save, allocatable :: ig, jg
1171	integer :: indi, indj
1172	integer, save, allocatable,dimension(:) :: ktindex
1173	REAL, dimension(klon) :: bidule
1174	! Essai cdrag
1175	real, dimension(klon) :: cdrag
1176	integer :: jjb,jje,ijb,ije
1177	INTEGER,SAVE :: offset
1178	REAL, dimension(klon_glo) :: rlon_g,rlat_g
1179	INTEGER, SAVE :: orch_comm
1180	#include "temps.inc"
1181	#include "YOMCST.inc"
1182	#include "iniprint.h"
1183
1184	if (check) write(lunout,*)'Entree ', modname
1185	if (check) write(lunout,*)'ok_veget = ',ok_veget
1186
1187
1188
1189	! initialisation
1190
1191	if (debut) then
1192	ALLOCATE(ktindex(klon))
1193	IF ( .NOT. allocated(albedo_keep)) THEN
1194	ALLOCATE(albedo_keep(klon))
1195	ALLOCATE(zlev(klon))
1196	ENDIF
1197	! Pb de correspondances de grilles
1198	allocate(ig(klon))
1199	allocate(jg(klon))
1200	ig(1) = 1
1201	jg(1) = 1
1202	indi = 0
1203	indj = 2
1204	do igrid = 2, klon - 1
1205	indi = indi + 1
1206	if ( indi > iim) then
1207	indi = 1
1208	indj = indj + 1
1209	endif
1210	ig(igrid) = indi
1211	jg(igrid) = indj
1212	enddo
1213	ig(klon) = 1
1214	jg(klon) = jjm + 1
1215
1216	if ((.not. allocated(lalo))) then
1217	allocate(lalo(knon,2), stat = error)
1218	if (error /= 0) then
1219	abort_message='Pb allocation lalo'
1220	call abort_gcm(modname,abort_message,1)
1221	endif
1222	endif
1223	if ((.not. allocated(lon_scat))) then
1224	allocate(lon_scat(iim,jjm+1), stat = error)
1225	if (error /= 0) then
1226	abort_message='Pb allocation lon_scat'
1227	call abort_gcm(modname,abort_message,1)
1228	endif
1229	endif
1230	if ((.not. allocated(lat_scat))) then
1231	allocate(lat_scat(iim,jjm+1), stat = error)
1232	if (error /= 0) then
1233	abort_message='Pb allocation lat_scat'
1234	call abort_gcm(modname,abort_message,1)
1235	endif
1236	endif
1237	lon_scat = 0.
1238	lat_scat = 0.
1239	do igrid = 1, knon
1240	index = knindex(igrid)
1241	lalo(igrid,2) = rlon(index)
1242	lalo(igrid,1) = rlat(index)
1243
1244	enddo
1245
1246
1247
1248	CALL Gather(rlon,rlon_g)
1249	CALL Gather(rlat,rlat_g)
1250
1251	IF (is_mpi_root) THEN
1252	index = 1
1253	do jj = 2, jjm
1254	do ij = 1, iim
1255	index = index + 1
1256	lon_scat(ij,jj) = rlon_g(index)
1257	lat_scat(ij,jj) = rlat_g(index)
1258	enddo
1259	enddo
1260	lon_scat(:,1) = lon_scat(:,2)
1261	lat_scat(:,1) = rlat_g(1)
1262	lon_scat(:,jjm+1) = lon_scat(:,2)
1263	lat_scat(:,jjm+1) = rlat_g(klon_glo)
1264	ENDIF
1265
1266
1267	!
1268	! Allouer et initialiser le tableau des voisins et des fraction de continents
1269	!
1270	if ( (.not.allocated(neighbours))) THEN
1271	allocate(neighbours(knon,8), stat = error)
1272	if (error /= 0) then
1273	abort_message='Pb allocation neighbours'
1274	call abort_gcm(modname,abort_message,1)
1275	endif
1276	endif
1277	neighbours = -1.
1278	if (( .not. allocated(contfrac))) then
1279	allocate(contfrac(knon), stat = error)
1280	if (error /= 0) then
1281	abort_message='Pb allocation contfrac'
1282	call abort_gcm(modname,abort_message,1)
1283	endif
1284	endif
1285
1286	do igrid = 1, knon
1287	ireal = knindex(igrid)
1288	contfrac(igrid) = pctsrf(ireal,is_ter)
1289	enddo
1290
1291
1292	CALL Init_neighbours(iim,jjm,knon,neighbours,knindex,pctsrf(:,is_ter))
1293
1294	!
1295	! Allocation et calcul resolutions
1296	IF ( (.NOT.ALLOCATED(resolution))) THEN
1297	ALLOCATE(resolution(knon,2), stat = error)
1298	if (error /= 0) then
1299	abort_message='Pb allocation resolution'
1300	call abort_gcm(modname,abort_message,1)
1301	endif
1302	ENDIF
1303	do igrid = 1, knon
1304	ij = knindex(igrid)
1305	resolution(igrid,1) = cufi(ij)
1306	resolution(igrid,2) = cvfi(ij)
1307	enddo
1308
1309	endif ! (fin debut)
1310
1311	!
1312	! Appel a la routine sols continentaux
1313	!
1314	if (lafin) lrestart_write = .true.
1315	if (check) write(lunout,*)'lafin ',lafin,lrestart_write
1316
1317	petA_orc = petBcoef * dtime
1318	petB_orc = petAcoef
1319	peqA_orc = peqBcoef * dtime
1320	peqB_orc = peqAcoef
1321
1322	cdrag = 0.
1323	cdrag(1:knon) = tq_cdrag(1:knon)
1324
1325	!IM cf. JP +++
1326	! zlev(1:knon) = (100.plev(1:knon))/((ps(1:knon)/287.05temp_air(1:knon))*9.80665)
1327	zlev(1:knon) = (100.plev(1:knon))/((ps(1:knon)/RDtemp_air(1:knon))*RG)
1328	!IM cf. JP ---
1329
1330
1331	! PF et PASB
1332	! where(cdrag > 0.01)
1333	! cdrag = 0.01
1334	! endwhere
1335	! write(,)'Cdrag = ',minval(cdrag),maxval(cdrag)
1336
1337	!
1338	! Init Orchidee
1339	!
1340	! if (pole_nord) then
1341	! offset=0
1342	! ktindex(:)=ktindex(:)+iim-1
1343	! else
1344	! offset = klon_begin-1+iim-1
1345	! ktindex(:)=ktindex(:)+MOD(offset,iim)
1346	! offset=offset-MOD(offset,iim)
1347	! endif
1348
1349
1350	if (debut) then
1351	CALL Get_orchidee_communicator(knon,orch_comm)
1352	IF (knon /=0) THEN
1353	CALL Init_orchidee_index(iim,knon,orch_comm,knindex,offset,ktindex)
1354
1355	call intersurf_main (itime+itau_phy-1, iim, jjm+1,offset, knon, ktindex, &
1356	& orch_comm,dtime, lrestart_read, lrestart_write, lalo, &
1357	& contfrac, neighbours, resolution, date0, &
1358	& zlev, u1_lay, v1_lay, spechum, temp_air, epot_air, ccanopy, &
1359	& cdrag, petA_orc, peqA_orc, petB_orc, peqB_orc, &
1360	& precip_rain, precip_snow, lwdown, swnet, swdown, ps, &
1361	& evap, fluxsens, fluxlat, coastalflow, riverflow, &
1362	& tsol_rad, tsurf_new, qsurf, albedo_out, emis_new, z0_new, &
1363	& lon_scat, lat_scat)
1364
1365	ENDIF
1366	!IM cf. JP +++
1367	albedo_keep(1:knon) = (albedo_out(1:knon,1)+albedo_out(1:knon,2))/2.
1368	!IM cf. JP ---
1369
1370	endif
1371
1372	!IM cf. JP +++
1373	! swdown_vrai(1:knon) = swnet(1:knon)/(1. - albedo_keep(1:knon))
1374	swdown_vrai(1:knon) = swdown(1:knon)
1375
1376	!IM cf. JP ---
1377	IF (knon /=0) THEN
1378
1379	call intersurf_main (itime+itau_phy, iim, jjm+1,offset, knon, ktindex, &
1380	& orch_comm,dtime, lrestart_read, lrestart_write, lalo, &
1381	& contfrac, neighbours, resolution, date0, &
1382	& zlev, u1_lay, v1_lay, spechum, temp_air, epot_air, ccanopy, &
1383	& cdrag, petA_orc, peqA_orc, petB_orc, peqB_orc, &
1384	& precip_rain, precip_snow, lwdown, swnet, swdown_vrai, ps, &
1385	& evap, fluxsens, fluxlat, coastalflow, riverflow, &
1386	& tsol_rad, tsurf_new, qsurf, albedo_out, emis_new, z0_new, &
1387	& lon_scat, lat_scat)
1388
1389	ENDIF
1390	!IM cf. JP +++
1391	albedo_keep(1:knon) = (albedo_out(1:knon,1)+albedo_out(1:knon,2))/2.
1392	!IM cf. JP ---
1393
1394	bidule=0.
1395	bidule(1:knon)=riverflow(1:knon)
1396	call gath2cpl(bidule, tmp_rriv, klon, knon,iim,jj_nb,knindex)
1397	bidule=0.
1398	bidule(1:knon)=coastalflow(1:knon)
1399	call gath2cpl(bidule, tmp_rcoa, klon, knon,iim,jj_nb,knindex)
1400	alb_new(1:knon) = albedo_out(1:knon,1)
1401	alblw(1:knon) = albedo_out(1:knon,2)
1402
1403
1404	! Convention orchidee: positif vers le haut
1405	fluxsens(1:knon) = -1. * fluxsens(1:knon)
1406	fluxlat(1:knon) = -1. * fluxlat(1:knon)
1407
1408	! evap = -1. * evap
1409
1410	if (debut) lrestart_read = .false.
1411
1412	END SUBROUTINE interfsol
1413
1414	SUBROUTINE Init_orchidee_index(iim,knon,orch_comm,knindex,offset,ktindex)
1415	USE mod_phys_lmdz_para, ONLY : is_parallel
1416
1417	IMPLICIT NONE
1418	INTEGER,INTENT(IN) :: iim
1419	INTEGER,INTENT(IN) :: knon
1420	INTEGER,INTENT(IN) :: orch_comm
1421	INTEGER,INTENT(IN) :: knindex(knon)
1422	INTEGER,INTENT(OUT) :: offset
1423	INTEGER,INTENT(OUT) :: ktindex(knon)
1424
1425	#ifdef CPP_PARA
1426	INCLUDE 'mpif.h'
1427	INTEGER :: status(MPI_STATUS_SIZE)
1428	#endif
1429	INTEGER :: MyLastPoint
1430	INTEGER :: LastPoint
1431	INTEGER :: mpi_rank
1432	INTEGER :: mpi_size
1433	INTEGER :: ierr
1434
1435	MyLastPoint=klon_begin-1+knindex(knon)+iim-1
1436
1437	IF (is_parallel) THEN
1438	#ifdef CPP_PARA
1439	call MPI_COMM_SIZE(orch_comm,mpi_size,ierr)
1440	call MPI_COMM_RANK(orch_comm,mpi_rank,ierr)
1441	#endif
1442	ELSE
1443	mpi_rank=0
1444	mpi_size=1
1445	ENDIF
1446
1447	IF (is_parallel) THEN
1448	IF (mpi_rank /= 0) then
1449	#ifdef CPP_PARA
1450	CALL MPI_RECV(LastPoint,1,MPI_INTEGER,mpi_rank-1,1234,orch_comm,status,ierr)
1451	#endif
1452	ENDIF
1453
1454	IF (mpi_rank /= mpi_size-1) THEN
1455	#ifdef CPP_PARA
1456	CALL MPI_SEND(MyLastPoint,1,MPI_INTEGER,mpi_rank+1,1234,orch_comm,ierr)
1457	#endif
1458	ENDIF
1459	ENDIF
1460
1461	IF (mpi_rank==0) THEN
1462	offset=0
1463	ELSE
1464	offset=LastPoint-MOD(LastPoint,iim)
1465	ENDIF
1466
1467	ktindex(:)=knindex(:)+(klon_begin+iim-1)-offset-1
1468
1469
1470	END SUBROUTINE Init_orchidee_index
1471
1472
1473	SUBROUTINE Get_orchidee_communicator(knon,orch_comm)
1474	USE mod_phys_lmdz_para, ONLY: mpi_rank, COMM_LMDZ_PHY
1475
1476	IMPLICIT NONE
1477	#ifdef CPP_PARA
1478	include 'mpif.h'
1479	#endif
1480	INTEGER,INTENT(IN) :: knon
1481	INTEGER,INTENT(OUT) :: orch_comm
1482
1483	INTEGER :: color
1484	INTEGER :: ierr
1485
1486	IF (knon==0) THEN
1487	color = 0
1488	ELSE
1489	color = 1
1490	ENDIF
1491
1492	#ifdef CPP_PARA
1493	CALL MPI_COMM_SPLIT(COMM_LMDZ_PHY,color,mpi_rank,orch_comm,ierr)
1494	#endif
1495
1496	END SUBROUTINE Get_orchidee_communicator
1497
1498
1499	SUBROUTINE Init_neighbours(iim,jjm,knon,neighbours,ktindex,pctsrf)
1500	USE mod_phys_lmdz_para, not_use_mpi_root=>mpi_root
1501	USE dimphy
1502	IMPLICIT NONE
1503
1504	#ifdef CPP_PARA
1505	include 'mpif.h'
1506	#endif
1507	INTEGER :: iim,jjm
1508	INTEGER :: knon
1509	INTEGER :: neighbours(knon,8)
1510	INTEGER :: ktindex(knon)
1511	REAL :: pctsrf(klon)
1512
1513	INTEGER :: knon_nb(0:mpi_size-1)
1514	INTEGER,DIMENSION(0:mpi_size-1) :: displs,sendcount
1515	INTEGER,ALLOCATABLE :: ktindex_g(:)
1516	REAL*8 :: pctsrf_g(klon2)
1517	INTEGER,ALLOCATABLE ::neighbours_g(:,:)
1518	INTEGER :: knon_g
1519	REAL*8 :: correspond(iim,jjm+1)
1520	INTEGER :: i,igrid,jj,ij,iglob,ierr,ireal,index
1521	integer, dimension(8,3) :: off_ini
1522	integer, dimension(8) :: offset
1523	INTEGER :: ktindex_p(knon)
1524
1525	IF (is_sequential) THEN
1526	knon_nb(:)=knon
1527	ELSE
1528
1529	#ifdef CPP_PARA
1530	CALL MPI_GATHER(knon,1,MPI_INTEGER,knon_nb,1,MPI_INTEGER,0,COMM_LMDZ_PHY,ierr)
1531	#endif
1532
1533	ENDIF
1534
1535	IF (is_mpi_root) THEN
1536	knon_g=sum(knon_nb(:))
1537	ALLOCATE(ktindex_g(knon_g))
1538	ALLOCATE(neighbours_g(knon_g,8))
1539	neighbours_g(:,:)=-1
1540	displs(0)=0
1541	DO i=1,mpi_size-1
1542	displs(i)=displs(i-1)+knon_nb(i-1)
1543	ENDDO
1544	ENDIF
1545
1546	ktindex_p(:)=ktindex(:)+klon_begin-1+iim-1
1547
1548	IF (is_sequential) THEN
1549	ktindex_g(:)=ktindex_p(:)
1550	ELSE
1551
1552	#ifdef CPP_PARA
1553	CALL MPI_GATHERV(ktindex_p,knon,MPI_INTEGER,ktindex_g,knon_nb,displs,MPI_INTEGER,0,COMM_LMDZ_PHY,ierr)
1554	#endif
1555
1556	ENDIF
1557
1558	CALL Gather(pctsrf,pctsrf_g)
1559
1560	IF (is_mpi_root) THEN
1561	! Initialisation des offset
1562	!
1563	! offset bord ouest
1564	off_ini(1,1) = - iim ; off_ini(2,1) = - iim + 1; off_ini(3,1) = 1
1565	off_ini(4,1) = iim + 1; off_ini(5,1) = iim ; off_ini(6,1) = 2 * iim - 1
1566	off_ini(7,1) = iim -1 ; off_ini(8,1) = - 1
1567	! offset point normal
1568	off_ini(1,2) = - iim ; off_ini(2,2) = - iim + 1; off_ini(3,2) = 1
1569	off_ini(4,2) = iim + 1; off_ini(5,2) = iim ; off_ini(6,2) = iim - 1
1570	off_ini(7,2) = -1 ; off_ini(8,2) = - iim - 1
1571	! offset bord est
1572	off_ini(1,3) = - iim; off_ini(2,3) = - 2 * iim + 1; off_ini(3,3) = - iim + 1
1573	off_ini(4,3) = 1 ; off_ini(5,3) = iim ; off_ini(6,3) = iim - 1
1574	off_ini(7,3) = -1 ; off_ini(8,3) = - iim - 1
1575	!
1576	!
1577	! Attention aux poles
1578	!
1579	do igrid = 1, knon_g
1580	index = ktindex_g(igrid)
1581	jj = int((index - 1)/iim) + 1
1582	ij = index - (jj - 1) * iim
1583	correspond(ij,jj) = igrid
1584	enddo
1585
1586	do igrid = 1, knon_g
1587	iglob = ktindex_g(igrid)
1588	if (mod(iglob, iim) == 1) then
1589	offset = off_ini(:,1)
1590	else if(mod(iglob, iim) == 0) then
1591	offset = off_ini(:,3)
1592	else
1593	offset = off_ini(:,2)
1594	endif
1595	do i = 1, 8
1596	index = iglob + offset(i)
1597	ireal = (min(max(1, index - iim + 1), klon2))
1598	if (pctsrf_g(ireal) > EPSFRA) then
1599	jj = int((index - 1)/iim) + 1
1600	ij = index - (jj - 1) * iim
1601	neighbours_g(igrid, i) = correspond(ij, jj)
1602	endif
1603	enddo
1604	enddo
1605
1606	! DO i=0,phy_size-1
1607	! displs(i)=displs(i)*8
1608	! sendcount(i)=knon_nb(i)*8
1609	! ENDDO
1610
1611	ENDIF
1612
1613	DO i=1,8
1614	IF (is_sequential) THEN
1615	neighbours(:,i)=neighbours_g(:,i)
1616	ELSE
1617	#ifdef CPP_PARA
1618	CALL MPI_SCATTERV(neighbours_g(:,i),knon_nb,displs,MPI_INTEGER,neighbours(:,i),knon,MPI_INTEGER,0,COMM_LMDZ_PHY,ierr)
1619	#endif
1620	ENDIF
1621	ENDDO
1622
1623	END SUBROUTINE Init_neighbours
1624	#endif
1625	!
1626	!#########################################################################
1627	!
1628	SUBROUTINE interfoce_cpl(itime, dtime, cumul, &
1629	& klon, iim, jjm, nisurf, pctsrf, knon, knindex, rlon, rlat, &
1630	& ocean, npas, nexca, debut, lafin, &
1631	& swdown, lwdown, precip_rain, precip_snow, evap, tsurf, &
1632	& fluxlat, fluxsens, fder, albsol, taux, tauy, &
1633	! -- LOOP
1634	& windsp, &
1635	! -- LOOP
1636	& zmasq, &
1637	& tsurf_new, alb_new, &
1638	& pctsrf_new)
1639
1640	USE ioipsl
1641	USE mod_phys_lmdz_para, not_use_mpi_root=>mpi_root
1642
1643	USE iophy
1644
1645	#ifdef CPP_PSMILE
1646	USE oasis
1647	#endif
1648	USE write_field_phy
1649	implicit none
1650	#include "indicesol.inc"
1651	#include "YOMCST.inc"
1652	! Cette routine sert d'interface entre le modele atmospherique et un
1653	! coupleur avec un modele d'ocean 'complet' derriere
1654	!
1655	! Le modele de glace qu'il est prevu d'utiliser etant couple directement a
1656	! l'ocean presentement, on va passer deux fois dans cette routine par pas de
1657	! temps physique, une fois avec les points oceans et l'autre avec les points
1658	! glace. A chaque pas de temps de couplage, la lecture des champs provenant
1659	! du coupleur se fera "dans" l'ocean et l'ecriture des champs a envoyer
1660	! au coupleur "dans" la glace. Il faut donc des tableaux de travail "tampons"
1661	! dimensionnes sur toute la grille qui remplissent les champs sur les
1662	! domaines ocean/glace quand il le faut. Il est aussi necessaire que l'index
1663	! ocean soit traiter avant l'index glace (sinon tout intervertir)
1664	!
1665	!
1666	! L. Fairhead 02/2000
1667	!
1668	! input:
1669	! itime numero du pas de temps
1670	! iim, jjm nbres de pts de grille
1671	! dtime pas de temps de la physique
1672	! klon nombre total de points de grille
1673	! nisurf index de la surface a traiter (1 = sol continental)
1674	! pctsrf tableau des fractions de surface de chaque maille
1675	! knon nombre de points de la surface a traiter
1676	! knindex index des points de la surface a traiter
1677	! rlon longitudes
1678	! rlat latitudes
1679	! debut logical: 1er appel a la physique
1680	! lafin logical: dernier appel a la physique
1681	! ocean type d'ocean
1682	! nexca frequence de couplage
1683	! swdown flux solaire entrant a la surface
1684	! lwdown flux IR net a la surface
1685	! precip_rain precipitation liquide
1686	! precip_snow precipitation solide
1687	! evap evaporation
1688	! tsurf temperature de surface
1689	! fder derivee dF/dT
1690	! albsol albedo du sol (coherent avec swdown)
1691	! taux tension de vent en x
1692	! tauy tension de vent en y
1693	! -- LOOP
1694	! windsp module du vent a 10m
1695	! -- LOOP
1696	! nexca frequence de couplage
1697	! zmasq masque terre/ocean
1698	!
1699	!
1700	! output:
1701	! tsurf_new temperature au sol
1702	! alb_new albedo
1703	! pctsrf_new nouvelle repartition des surfaces
1704	! alb_ice albedo de la glace
1705	!
1706
1707
1708	! Parametres d'entree
1709	integer, intent(IN) :: itime
1710	integer, intent(IN) :: iim, jjm
1711	real, intent(IN) :: dtime
1712	integer, intent(IN) :: klon
1713	integer, intent(IN) :: nisurf
1714	integer, intent(IN) :: knon
1715	real, dimension(klon,nbsrf), intent(IN) :: pctsrf
1716	integer, dimension(klon), intent(in) :: knindex
1717	logical, intent(IN) :: debut, lafin
1718	real, dimension(klon), intent(IN) :: rlon, rlat
1719	character (len = 6) :: ocean
1720	real, dimension(klon), intent(IN) :: lwdown, swdown
1721	real, dimension(klon), intent(IN) :: precip_rain, precip_snow
1722	real, dimension(klon), intent(IN) :: tsurf, fder, albsol, taux, tauy
1723	! -- LOOP
1724	real, dimension(klon), intent(IN) :: windsp
1725	! -- LOOP
1726	INTEGER :: nexca, npas, kstep
1727	real, dimension(klon), intent(IN) :: zmasq
1728	real, dimension(klon), intent(IN) :: fluxlat, fluxsens
1729	logical, intent(IN) :: cumul
1730	real, dimension(klon), intent(INOUT) :: evap
1731
1732	! Parametres de sortie
1733	real, dimension(klon), intent(OUT):: tsurf_new, alb_new
1734	real, dimension(klon,nbsrf), intent(OUT) :: pctsrf_new
1735
1736	! Variables locales
1737	integer :: j, error, sum_error, ig, cpl_index,i
1738	! -- LOOP
1739	INTEGER :: nsrf
1740	! -- LOOP
1741	character (len = 20) :: modname = 'interfoce_cpl'
1742	character (len = 80) :: abort_message
1743	logical,save :: check = .FALSE.
1744	! variables pour moyenner les variables de couplage
1745	real, allocatable, dimension(:,:),save :: cpl_sols, cpl_nsol, cpl_rain
1746	real, allocatable, dimension(:,:),save :: cpl_snow, cpl_evap, cpl_tsol
1747	real, allocatable, dimension(:,:),save :: cpl_fder, cpl_albe, cpl_taux
1748	! -- LOOP
1749	real, allocatable, dimension(:,:),save :: cpl_windsp
1750	! -- LOOP
1751	real, allocatable, dimension(:,:),save :: cpl_tauy
1752	REAL, ALLOCATABLE, DIMENSION(:,:),SAVE :: cpl_rriv, cpl_rcoa, cpl_rlic
1753	!!$
1754	! variables tampons avant le passage au coupleur
1755	real, allocatable, dimension(:,:,:),save :: tmp_sols, tmp_nsol, tmp_rain
1756	real, allocatable, dimension(:,:,:),save :: tmp_snow, tmp_evap, tmp_tsol
1757	real, allocatable, dimension(:,:,:),save :: tmp_fder, tmp_albe, tmp_taux
1758	! -- LOOP
1759	real, allocatable, dimension(:,:,:),save :: tmp_windsp
1760	! -- LOOP
1761	!!$ real, allocatable, dimension(:,:,:),save :: tmp_tauy, tmp_rriv, tmp_rcoa
1762	REAL, ALLOCATABLE, DIMENSION(:,:,:),SAVE :: tmp_tauy
1763	! variables a passer au coupleur
1764	!ym real, dimension(iim, jjm+1) :: wri_sol_ice, wri_sol_sea, wri_nsol_ice
1765	!ym real, dimension(iim, jjm+1) :: wri_nsol_sea, wri_fder_ice, wri_evap_ice
1766	!ym REAL, DIMENSION(iim, jjm+1) :: wri_evap_sea, wri_rcoa, wri_rriv
1767	!ym REAL, DIMENSION(iim, jjm+1) :: wri_rain, wri_snow, wri_taux, wri_tauy
1768	!ym REAL, DIMENSION(iim, jjm+1) :: wri_calv
1769	!ym REAL, DIMENSION(iim, jjm+1) :: wri_tauxx, wri_tauyy, wri_tauzz
1770	!ym REAL, DIMENSION(iim, jjm+1) :: tmp_lon, tmp_lat
1771
1772	real, dimension(iim, jj_nb) :: wri_sol_ice, wri_sol_sea, wri_nsol_ice
1773	real, dimension(iim, jj_nb) :: wri_nsol_sea, wri_fder_ice, wri_evap_ice
1774	REAL, DIMENSION(iim, jj_nb) :: wri_evap_sea, wri_rcoa, wri_rriv
1775	REAL, DIMENSION(iim, jj_nb) :: wri_rain, wri_snow, wri_taux, wri_tauy
1776	REAL, DIMENSION(iim, jj_nb) :: wri_calv
1777	REAL, DIMENSION(iim, jj_nb) :: wri_tauxx, wri_tauyy, wri_tauzz
1778	REAL, DIMENSION(iim, jj_nb) :: tmp_lon, tmp_lat
1779	REAL, DIMENSION(iim, jj_nb) :: wri_windsp
1780
1781	! variables relues par le coupleur
1782	! read_sic = fraction de glace
1783	! read_sit = temperature de glace
1784	real, allocatable, dimension(:,:),save :: read_sst, read_sic, read_sit
1785	real, allocatable, dimension(:,:),save :: read_alb_sic
1786	! variable tampon
1787	real, dimension(klon) :: tamp_sic
1788	! sauvegarde des fractions de surface d'un pas de temps a l'autre apres
1789	! l'avoir lu
1790	real, allocatable,dimension(:,:),save :: pctsrf_sav
1791	real, dimension(iim, jj_nb, 3) :: tamp_srf
1792	integer, allocatable, dimension(:), save :: tamp_ind
1793	real, allocatable, dimension(:,:),save :: tamp_zmasq
1794	real, dimension(iim, jj_nb) :: deno
1795	integer :: idtime
1796	integer, allocatable,dimension(:),save :: unity
1797	!
1798	logical, save :: first_appel = .true.
1799	logical,save :: print
1800	!maf
1801	! variables pour avoir une sortie IOIPSL des champs echanges
1802	CHARACTER*80,SAVE :: clintocplnam, clfromcplnam
1803	INTEGER, SAVE :: jf,nhoridct,nidct
1804	INTEGER, SAVE :: nhoridcs,nidcs
1805	INTEGER :: ndexct(iim(jjm+1)),ndexcs(iim(jjm+1))
1806	REAL :: zx_lon(iim,jjm+1), zx_lat(iim,jjm+1), zjulian
1807	INTEGER,save :: idayref
1808	!med integer :: itau_w
1809	integer,save :: itau_w
1810	! -- LOOP
1811	integer :: nb_interf_cpl
1812	! -- LOOP
1813
1814	real :: Up,Down
1815	integer :: ierr
1816	integer :: il_time_secs
1817	real :: tmp_field(klon)
1818
1819	#include "param_cou.h"
1820	#include "inc_cpl.h"
1821	#include "temps.inc"
1822	#include "iniprint.h"
1823
1824	#ifdef CPP_PARA
1825	include 'mpif.h'
1826	integer :: status(MPI_STATUS_SIZE)
1827	#endif
1828
1829	!
1830	! Initialisation
1831	!
1832	if (check) write(,)'Entree ',modname,'nisurf = ',nisurf
1833
1834	if (first_appel) then
1835	error = 0
1836	allocate(unity(klon), stat = error)
1837	if ( error /=0) then
1838	abort_message='Pb allocation variable unity'
1839	call abort_gcm(modname,abort_message,1)
1840	endif
1841	allocate(pctsrf_sav(klon,nbsrf), stat = error)
1842	if ( error /=0) then
1843	abort_message='Pb allocation variable pctsrf_sav'
1844	call abort_gcm(modname,abort_message,1)
1845	endif
1846	pctsrf_sav = 0.
1847
1848	do ig = 1, klon
1849	unity(ig) = ig
1850	enddo
1851	sum_error = 0
1852	allocate(cpl_sols(klon,2), stat = error); sum_error = sum_error + error
1853	allocate(cpl_nsol(klon,2), stat = error); sum_error = sum_error + error
1854	allocate(cpl_rain(klon,2), stat = error); sum_error = sum_error + error
1855	allocate(cpl_snow(klon,2), stat = error); sum_error = sum_error + error
1856	allocate(cpl_evap(klon,2), stat = error); sum_error = sum_error + error
1857	allocate(cpl_tsol(klon,2), stat = error); sum_error = sum_error + error
1858	allocate(cpl_fder(klon,2), stat = error); sum_error = sum_error + error
1859	allocate(cpl_albe(klon,2), stat = error); sum_error = sum_error + error
1860	allocate(cpl_taux(klon,2), stat = error); sum_error = sum_error + error
1861	! -- LOOP
1862	allocate(cpl_windsp(klon,2), stat = error); sum_error = sum_error + error
1863	! -- LOOP
1864	allocate(cpl_tauy(klon,2), stat = error); sum_error = sum_error + error
1865	!ym ALLOCATE(cpl_rriv(iim,jjm+1), stat=error); sum_error = sum_error + error
1866	!ym ALLOCATE(cpl_rcoa(iim,jjm+1), stat=error); sum_error = sum_error + error
1867	!ym ALLOCATE(cpl_rlic(iim,jjm+1), stat=error); sum_error = sum_error + error
1868	ALLOCATE(cpl_rriv(iim,jj_nb), stat=error); sum_error = sum_error + error
1869	ALLOCATE(cpl_rcoa(iim,jj_nb), stat=error); sum_error = sum_error + error
1870	ALLOCATE(cpl_rlic(iim,jj_nb), stat=error); sum_error = sum_error + error
1871
1872
1873	!!
1874	!ym allocate(read_sst(iim, jjm+1), stat = error); sum_error = sum_error + error
1875	!ym allocate(read_sic(iim, jjm+1), stat = error); sum_error = sum_error + error
1876	!ym allocate(read_sit(iim, jjm+1), stat = error); sum_error = sum_error + error
1877	!ym allocate(read_alb_sic(iim, jjm+1), stat = error); sum_error = sum_error + error
1878	allocate(read_sst(iim, jj_nb), stat = error); sum_error = sum_error + error
1879	allocate(read_sic(iim, jj_nb), stat = error); sum_error = sum_error + error
1880	allocate(read_sit(iim, jj_nb), stat = error); sum_error = sum_error + error
1881	allocate(read_alb_sic(iim, jj_nb), stat = error); sum_error = sum_error + error
1882	read_sst=0.
1883	read_sic=0.
1884	read_sit=0.
1885	read_alb_sic=0.
1886	if (sum_error /= 0) then
1887	abort_message='Pb allocation variables couplees'
1888	call abort_gcm(modname,abort_message,1)
1889	endif
1890	cpl_sols = 0.; cpl_nsol = 0.; cpl_rain = 0.; cpl_snow = 0.
1891	cpl_evap = 0.; cpl_tsol = 0.; cpl_fder = 0.; cpl_albe = 0.
1892	cpl_taux = 0.; cpl_tauy = 0.; cpl_rriv = 0.; cpl_rcoa = 0.; cpl_rlic = 0.
1893	! -- LOOP
1894	cpl_windsp = 0.
1895	! -- LOOP
1896
1897	sum_error = 0
1898	allocate(tamp_ind(klon), stat = error); sum_error = sum_error + error
1899	!ym allocate(tamp_zmasq(iim, jjm+1), stat = error); sum_error = sum_error + error
1900	allocate(tamp_zmasq(iim, jj_nb), stat = error); sum_error = sum_error + error
1901	tamp_zmasq=1.
1902
1903	do ig = 1, klon
1904	tamp_ind(ig) = ig
1905	enddo
1906	call gath2cpl(zmasq, tamp_zmasq, klon, klon, iim, jj_nb, tamp_ind)
1907	!
1908	! initialisation couplage
1909	!
1910	idtime = int(dtime)
1911	#ifdef CPP_COUPLE
1912	#ifdef CPP_PSMILE
1913	CALL inicma(iim, (jjm+1))
1914	#else
1915	if (is_parallel) then
1916	abort_message='coupleur parallele uniquement avec PSMILE'
1917	call abort_gcm(modname,abort_message,1)
1918	endif
1919	call inicma(npas , nexca, idtime,(jjm+1)*iim)
1920	#endif
1921	#endif
1922	!
1923	! initialisation sorties netcdf
1924	!
1925	!ym IO de check deconnecte pour le moment en //
1926	IF (is_sequential) THEN
1927	idayref = day_ini
1928	CALL ymds2ju(annee_ref, 1, idayref, 0.0, zjulian)
1929	CALL gr_fi_ecrit(1,klon,iim,jjm+1,rlon,zx_lon)
1930	DO i = 1, iim
1931	zx_lon(i,1) = rlon(i+1)
1932	zx_lon(i,jjm+1) = rlon(i+1)
1933	ENDDO
1934	CALL gr_fi_ecrit(1,klon,iim,jjm+1,rlat,zx_lat)
1935	clintocplnam="cpl_atm_tauflx"
1936	CALL histbeg(clintocplnam, iim,zx_lon(:,1),jjm+1,zx_lat(1,:),1,iim,1,jjm+1, &
1937	& itau_phy,zjulian,dtime,nhoridct,nidct)
1938	! no vertical axis
1939	CALL histdef(nidct, 'tauxe','tauxe', &
1940	& "-",iim, jjm+1, nhoridct, 1, 1, 1, -99, 32, "inst", dtime,dtime)
1941	CALL histdef(nidct, 'tauyn','tauyn', &
1942	& "-",iim, jjm+1, nhoridct, 1, 1, 1, -99, 32, "inst", dtime,dtime)
1943	CALL histdef(nidct, 'tmp_lon','tmp_lon', &
1944	& "-",iim, jjm+1, nhoridct, 1, 1, 1, -99, 32, "inst", dtime,dtime)
1945	CALL histdef(nidct, 'tmp_lat','tmp_lat', &
1946	& "-",iim, jjm+1, nhoridct, 1, 1, 1, -99, 32, "inst", dtime,dtime)
1947	DO jf=1,jpflda2o1 + jpflda2o2
1948	CALL histdef(nidct, cl_writ(jf),cl_writ(jf), &
1949	& "-",iim, jjm+1, nhoridct, 1, 1, 1, -99, 32, "inst", dtime,dtime)
1950	END DO
1951	CALL histend(nidct)
1952	CALL histsync(nidct)
1953
1954	clfromcplnam="cpl_atm_sst"
1955	CALL histbeg(clfromcplnam, iim,zx_lon(:,1),jjm+1,zx_lat(1,:),1,iim,1,jjm+1, &
1956	& 0,zjulian,dtime,nhoridcs,nidcs)
1957	! no vertical axis
1958	DO jf=1,jpfldo2a
1959	CALL histdef(nidcs, cl_read(jf),cl_read(jf), &
1960	& "-",iim, jjm+1, nhoridcs, 1, 1, 1, -99, 32, "inst", dtime,dtime)
1961	END DO
1962	CALL histend(nidcs)
1963	CALL histsync(nidcs)
1964
1965	ENDIF ! monocpu
1966
1967	! pour simuler la fonte des glaciers antarctiques
1968	!
1969	!ym => pour le moment, c'est en commentaire, donc je squizze
1970
1971	!ym surf_maille = (4. * rpi * ra*2) / (iim (jjm +1))
1972	!ym ALLOCATE(coeff_iceberg(iim,jjm+1), stat=error)
1973	!ym if (error /= 0) then
1974	!ym abort_message='Pb allocation variable coeff_iceberg'
1975	!ym call abort_gcm(modname,abort_message,1)
1976	!ym endif
1977	!ym open (12,file='flux_iceberg',form='formatted',status='old')
1978	!ym read (12,*) coeff_iceberg
1979	!ym close (12)
1980	!ym num_antarctic = max(1, count(coeff_iceberg > 0))
1981
1982	first_appel = .false.
1983	endif ! fin if (first_appel)
1984
1985	! Initialisations
1986
1987	! calcul des fluxs a passer
1988	! -- LOOP
1989	nb_interf_cpl = nb_interf_cpl + 1
1990	if (check) write(lunout,*)'passage dans interface_surf.F90 : ',nb_interf_cpl
1991	! -- LOOP
1992	cpl_index = 1
1993	if (nisurf == is_sic) cpl_index = 2
1994	if (cumul) then
1995	! -- LOOP
1996	if (check) write(lunout,*)'passage dans cumul '
1997	if (check) write(lunout,*)'valeur de cpl_index ', cpl_index
1998	! -- LOOP
1999	if (check) write(,) modname, 'cumul des champs'
2000	do ig = 1, knon
2001	cpl_sols(ig,cpl_index) = cpl_sols(ig,cpl_index) &
2002	& + swdown(ig) / FLOAT(nexca)
2003	cpl_nsol(ig,cpl_index) = cpl_nsol(ig,cpl_index) &
2004	& + (lwdown(ig) + fluxlat(ig) +fluxsens(ig))&
2005	& / FLOAT(nexca)
2006	cpl_rain(ig,cpl_index) = cpl_rain(ig,cpl_index) &
2007	& + precip_rain(ig) / FLOAT(nexca)
2008	cpl_snow(ig,cpl_index) = cpl_snow(ig,cpl_index) &
2009	& + precip_snow(ig) / FLOAT(nexca)
2010	cpl_evap(ig,cpl_index) = cpl_evap(ig,cpl_index) &
2011	& + evap(ig) / FLOAT(nexca)
2012	cpl_tsol(ig,cpl_index) = cpl_tsol(ig,cpl_index) &
2013	& + tsurf(ig) / FLOAT(nexca)
2014	cpl_fder(ig,cpl_index) = cpl_fder(ig,cpl_index) &
2015	& + fder(ig) / FLOAT(nexca)
2016	cpl_albe(ig,cpl_index) = cpl_albe(ig,cpl_index) &
2017	& + albsol(ig) / FLOAT(nexca)
2018	cpl_taux(ig,cpl_index) = cpl_taux(ig,cpl_index) &
2019	& + taux(ig) / FLOAT(nexca)
2020	cpl_tauy(ig,cpl_index) = cpl_tauy(ig,cpl_index) &
2021	& + tauy(ig) / FLOAT(nexca)
2022	! -- LOOP
2023	IF (cpl_index .EQ. 1) THEN
2024	cpl_windsp(ig,cpl_index) = cpl_windsp(ig,cpl_index) &
2025	& + windsp(ig) / FLOAT(nexca)
2026	ENDIF
2027	! -- LOOP
2028	enddo
2029	IF (cpl_index .EQ. 1) THEN
2030	cpl_rriv(:,:) = cpl_rriv(:,:) + tmp_rriv(:,:) / FLOAT(nexca)
2031	cpl_rcoa(:,:) = cpl_rcoa(:,:) + tmp_rcoa(:,:) / FLOAT(nexca)
2032	cpl_rlic(:,:) = cpl_rlic(:,:) + tmp_rlic(:,:) / FLOAT(nexca)
2033	ENDIF
2034	endif
2035
2036	if (mod(itime, nexca) == 1) then
2037	!
2038	! Demande des champs au coupleur
2039	!
2040	! Si le domaine considere est l'ocean, on lit les champs venant du coupleur
2041	!
2042	if (nisurf == is_oce .and. .not. cumul) then
2043	if (check) write(,)'rentree fromcpl, itime-1 = ',itime-1
2044	#ifdef CPP_COUPLE
2045	#ifdef CPP_PSMILE
2046	il_time_secs=(itime-1)*dtime
2047	CALL fromcpl(il_time_secs, iim, jj_nb, &
2048	& read_sst, read_sic, read_sit, read_alb_sic)
2049	#else
2050	if (is_parallel) then
2051	abort_message='coupleur parallele uniquement avec PSMILE'
2052	call abort_gcm(modname,abort_message,1)
2053	endif
2054
2055	call fromcpl(itime-1,(jjm+1)*iim, &
2056	& read_sst, read_sic, read_sit, read_alb_sic)
2057	#endif
2058	#endif
2059	!
2060	! sorties NETCDF des champs recus
2061	!
2062	if (is_sequential) THEN
2063	ndexcs(:)=0
2064	itau_w = itau_phy + itime
2065	CALL histwrite(nidcs,cl_read(1),itau_w,read_sst,iim*(jjm+1),ndexcs)
2066	CALL histwrite(nidcs,cl_read(2),itau_w,read_sic,iim*(jjm+1),ndexcs)
2067	CALL histwrite(nidcs,cl_read(3),itau_w,read_alb_sic,iim*(jjm+1),ndexcs)
2068	CALL histwrite(nidcs,cl_read(4),itau_w,read_sit,iim*(jjm+1),ndexcs)
2069	CALL histsync(nidcs)
2070	endif
2071	! pas utile IF (npas-itime.LT.nexca )CALL histclo(nidcs)
2072
2073	!ym do j = 1, jjm + 1
2074	do j = 1, jj_nb
2075	do ig = 1, iim
2076	if (abs(1. - read_sic(ig,j)) < 0.00001) then
2077	read_sst(ig,j) = RTT - 1.8
2078	read_sit(ig,j) = read_sit(ig,j) / read_sic(ig,j)
2079	read_alb_sic(ig,j) = read_alb_sic(ig,j) / read_sic(ig,j)
2080	else if (abs(read_sic(ig,j)) < 0.00001) then
2081	read_sst(ig,j) = read_sst(ig,j) / (1. - read_sic(ig,j))
2082	read_sit(ig,j) = read_sst(ig,j)
2083	read_alb_sic(ig,j) = 0.6
2084	else
2085	read_sst(ig,j) = read_sst(ig,j) / (1. - read_sic(ig,j))
2086	read_sit(ig,j) = read_sit(ig,j) / read_sic(ig,j)
2087	read_alb_sic(ig,j) = read_alb_sic(ig,j) / read_sic(ig,j)
2088	endif
2089	enddo
2090	enddo
2091	!
2092	! transformer read_sic en pctsrf_sav
2093	!
2094	call cpl2gath(read_sic, tamp_sic , klon, klon,iim,jj_nb, unity)
2095	do ig = 1, klon
2096	IF (pctsrf(ig,is_oce) > epsfra .OR. &
2097	& pctsrf(ig,is_sic) > epsfra) THEN
2098	pctsrf_sav(ig,is_sic) = (pctsrf(ig,is_oce) + pctsrf(ig,is_sic)) &
2099	& * tamp_sic(ig)
2100	pctsrf_sav(ig,is_oce) = (pctsrf(ig,is_oce) + pctsrf(ig,is_sic)) &
2101	& - pctsrf_sav(ig,is_sic)
2102	endif
2103	enddo
2104	!
2105	! Pour rattraper des erreurs d'arrondis
2106	!
2107	where (abs(pctsrf_sav(:,is_sic)) .le. 2.*epsilon(pctsrf_sav(1,is_sic)))
2108	pctsrf_sav(:,is_sic) = 0.
2109	pctsrf_sav(:,is_oce) = pctsrf(:,is_oce) + pctsrf(:,is_sic)
2110	endwhere
2111	where (abs(pctsrf_sav(:,is_oce)) .le. 2.*epsilon(pctsrf_sav(1,is_oce)))
2112	pctsrf_sav(:,is_sic) = pctsrf(:,is_oce) + pctsrf(:,is_sic)
2113	pctsrf_sav(:,is_oce) = 0.
2114	endwhere
2115	if (minval(pctsrf_sav(:,is_oce)) < 0.) then
2116	write(,)'Pb fraction ocean inferieure a 0'
2117	write(,)'au point ',minloc(pctsrf_sav(:,is_oce))
2118	write(,)'valeur = ',minval(pctsrf_sav(:,is_oce))
2119	abort_message = 'voir ci-dessus'
2120	call abort_gcm(modname,abort_message,1)
2121	endif
2122	if (minval(pctsrf_sav(:,is_sic)) < 0.) then
2123	write(,)'Pb fraction glace inferieure a 0'
2124	write(,)'au point ',minloc(pctsrf_sav(:,is_sic))
2125	write(,)'valeur = ',minval(pctsrf_sav(:,is_sic))
2126	abort_message = 'voir ci-dessus'
2127	call abort_gcm(modname,abort_message,1)
2128	endif
2129	endif
2130	endif ! fin mod(itime, nexca) == 1
2131
2132	if (mod(itime, nexca) == 0) then
2133	!
2134	! allocation memoire
2135	if (nisurf == is_oce .and. (.not. cumul) ) then
2136	sum_error = 0
2137	allocate(tmp_sols(iim,jj_nb,2), stat=error); sum_error = sum_error + error
2138	allocate(tmp_nsol(iim,jj_nb,2), stat=error); sum_error = sum_error + error
2139	allocate(tmp_rain(iim,jj_nb,2), stat=error); sum_error = sum_error + error
2140	allocate(tmp_snow(iim,jj_nb,2), stat=error); sum_error = sum_error + error
2141	allocate(tmp_evap(iim,jj_nb,2), stat=error); sum_error = sum_error + error
2142	allocate(tmp_tsol(iim,jj_nb,2), stat=error); sum_error = sum_error + error
2143	allocate(tmp_fder(iim,jj_nb,2), stat=error); sum_error = sum_error + error
2144	allocate(tmp_albe(iim,jj_nb,2), stat=error); sum_error = sum_error + error
2145	allocate(tmp_taux(iim,jj_nb,2), stat=error); sum_error = sum_error + error
2146	allocate(tmp_tauy(iim,jj_nb,2), stat=error); sum_error = sum_error + error
2147	! -- LOOP
2148	allocate(tmp_windsp(iim,jj_nb,2), stat=error); sum_error = sum_error + error
2149	! -- LOOP
2150	!!$ allocate(tmp_rriv(iim,jjm+1,2), stat=error); sum_error = sum_error + error
2151	!!$ allocate(tmp_rcoa(iim,jjm+1,2), stat=error); sum_error = sum_error + error
2152	if (sum_error /= 0) then
2153	abort_message='Pb allocation variables couplees pour l''ecriture'
2154	call abort_gcm(modname,abort_message,1)
2155	endif
2156	endif
2157
2158	!
2159	! Mise sur la bonne grille des champs a passer au coupleur
2160	!
2161	cpl_index = 1
2162	if (nisurf == is_sic) cpl_index = 2
2163	call gath2cpl(cpl_sols(1,cpl_index), tmp_sols(1,1,cpl_index), klon, knon,iim,jj_nb, knindex)
2164	call gath2cpl(cpl_nsol(1,cpl_index), tmp_nsol(1,1,cpl_index), klon, knon,iim,jj_nb, knindex)
2165	call gath2cpl(cpl_rain(1,cpl_index), tmp_rain(1,1,cpl_index), klon, knon,iim,jj_nb, knindex)
2166	call gath2cpl(cpl_snow(1,cpl_index), tmp_snow(1,1,cpl_index), klon, knon,iim,jj_nb, knindex)
2167	call gath2cpl(cpl_evap(1,cpl_index), tmp_evap(1,1,cpl_index), klon, knon,iim,jj_nb, knindex)
2168	call gath2cpl(cpl_tsol(1,cpl_index), tmp_tsol(1,1,cpl_index), klon, knon,iim,jj_nb, knindex)
2169	call gath2cpl(cpl_fder(1,cpl_index), tmp_fder(1,1,cpl_index), klon, knon,iim,jj_nb, knindex)
2170	call gath2cpl(cpl_albe(1,cpl_index), tmp_albe(1,1,cpl_index), klon, knon,iim,jj_nb, knindex)
2171	call gath2cpl(cpl_taux(1,cpl_index), tmp_taux(1,1,cpl_index), klon, knon,iim,jj_nb, knindex)
2172	call gath2cpl(cpl_tauy(1,cpl_index), tmp_tauy(1,1,cpl_index), klon, knon,iim,jj_nb, knindex)
2173	! -- LOOP
2174	call gath2cpl(cpl_windsp(1,cpl_index), tmp_windsp(1,1,cpl_index), klon, knon,iim,jj_nb, knindex)
2175	! -- LOOP
2176
2177	!
2178	! Si le domaine considere est la banquise, on envoie les champs au coupleur
2179	!
2180	if (nisurf == is_sic .and. cumul) then
2181	wri_rain = 0.; wri_snow = 0.; wri_rcoa = 0.; wri_rriv = 0.
2182	wri_taux = 0.; wri_tauy = 0.
2183	! -- LOOP
2184	wri_windsp = 0.
2185	! -- LOOP
2186	call gath2cpl(pctsrf(1,is_oce), tamp_srf(1,1,1), klon, klon, iim, jj_nb, tamp_ind)
2187	call gath2cpl(pctsrf(1,is_sic), tamp_srf(1,1,2), klon, klon, iim, jj_nb, tamp_ind)
2188
2189	wri_sol_ice = tmp_sols(:,:,2)
2190	wri_sol_sea = tmp_sols(:,:,1)
2191	wri_nsol_ice = tmp_nsol(:,:,2)
2192	wri_nsol_sea = tmp_nsol(:,:,1)
2193	wri_fder_ice = tmp_fder(:,:,2)
2194	wri_evap_ice = tmp_evap(:,:,2)
2195	wri_evap_sea = tmp_evap(:,:,1)
2196	! -- LOOP
2197	wri_windsp = tmp_windsp(:,:,1)
2198	! -- LOOP
2199
2200	!!$PB
2201	wri_rriv = cpl_rriv(:,:)
2202	wri_rcoa = cpl_rcoa(:,:)
2203
2204	!ym !! ATTENTION ICI
2205
2206	!ym DO j = 1, jjm + 1
2207	!ym wri_calv(:,j) = sum(cpl_rlic(:,j)) / iim
2208	!ym enddo
2209
2210	!Essai OM+JLD : ca marche !!!! (17 mars 2006)
2211	tamp_srf(:,:,3)=0.
2212	CALL gath2cpl( pctsrf(1,is_lic), tamp_srf(1,1,3), klon, klon, iim, jj_nb, tamp_ind)
2213
2214	!YM pour retrouver resultat avant tamp_srf(:,3)=1.
2215
2216	DO j = 1, jj_nb
2217	wri_calv(:,j) = DOT_PRODUCT (cpl_rlic(1:iim,j), tamp_srf(1:iim,j,3)) / REAL(iim)
2218	ENDDO
2219
2220	!ym wri_calv(:,:)=0.
2221	!ym DO j = 1, jjphy_nb
2222	!ym wri_calv(:,j) = sum(cpl_rlic(:,j))/iim
2223	!ym enddo
2224
2225	IF (is_parallel) THEN
2226	if (.NOT.is_north_pole) then
2227	#ifdef CPP_PARA
2228	call MPI_RECV(Up,1,MPI_REAL_LMDZ,mpi_rank-1,1234,COMM_LMDZ_PHY,status,ierr)
2229	call MPI_SEND(wri_calv(1,1),1,MPI_REAL_LMDZ,mpi_rank-1,1234,COMM_LMDZ_PHY,ierr)
2230	#endif
2231	endif
2232
2233	if (.NOT.is_south_pole) then
2234	#ifdef CPP_PARA
2235	call MPI_SEND(wri_calv(1,jj_nb),1,MPI_REAL_LMDZ,mpi_rank+1,1234,COMM_LMDZ_PHY,ierr)
2236	call MPI_RECV(down,1,MPI_REAL_LMDZ,mpi_rank+1,1234,COMM_LMDZ_PHY,status,ierr)
2237	#endif
2238	endif
2239
2240	if (mpi_rank /=0 .and. ii_begin /=1) then
2241	Up=Up+wri_calv(iim,1)
2242	wri_calv(:,1)=Up
2243	endif
2244
2245	if (mpi_rank /=mpi_size-1 .and. ii_end /= iim) then
2246	Down=Down+wri_calv(1,jj_nb)
2247	wri_calv(:,jj_nb)=Down
2248	endif
2249	ENDIF
2250
2251	where (tamp_zmasq /= 1.)
2252	deno = tamp_srf(:,:,1) + tamp_srf(:,:,2)
2253	wri_rain = tmp_rain(:,:,1) * tamp_srf(:,:,1) / deno + &
2254	& tmp_rain(:,:,2) * tamp_srf(:,:,2) / deno
2255	wri_snow = tmp_snow(:,:,1) * tamp_srf(:,:,1) / deno + &
2256	& tmp_snow(:,:,2) * tamp_srf(:,:,2) / deno
2257	wri_taux = tmp_taux(:,:,1) * tamp_srf(:,:,1) / deno + &
2258	& tmp_taux(:,:,2) * tamp_srf(:,:,2) / deno
2259	wri_tauy = tmp_tauy(:,:,1) * tamp_srf(:,:,1) / deno + &
2260	& tmp_tauy(:,:,2) * tamp_srf(:,:,2) / deno
2261	endwhere
2262	!
2263	! pour simuler la fonte des glaciers antarctiques
2264	!
2265	!$$$ wri_rain = wri_rain &
2266	!$$$ & + coeff_iceberg * cte_flux_iceberg / (num_antarctic * surf_maille)
2267	! wri_calv = coeff_iceberg * cte_flux_iceberg / (num_antarctic * surf_maille)
2268	!
2269	! on passe les coordonnees de la grille
2270	!
2271
2272	!ym CALL gr_fi_ecrit(1,klon,iim,jjm+1,rlon,tmp_lon)
2273	!ym CALL gr_fi_ecrit(1,klon,iim,jjm+1,rlat,tmp_lat)
2274
2275	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
2276	!!! ATENTION A NE PAS OUBLIER
2277	!!! REMPLACER phy2dyn par grid1DTo2D_mpi
2278	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
2279
2280	CALL Grid1DTo2D_mpi(rlon,tmp_lon)
2281	CALL Grid1DTo2D_mpi(rlat,tmp_lat)
2282
2283
2284	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
2285	IF (is_sequential) THEN
2286	IF (is_north_pole) tmp_lon(:,1) = tmp_lon(:,2)
2287	IF (is_south_pole) tmp_lon(:,jjm + 1) = tmp_lon(:,jjm)
2288	ENDIF
2289	!
2290	! sortie netcdf des champs pour le changement de repere
2291	!
2292	IF (is_sequential) THEN
2293	ndexct(:)=0
2294	CALL histwrite(nidct,'tauxe',itau_w,wri_taux,iim*(jjm+1),ndexct)
2295	CALL histwrite(nidct,'tauyn',itau_w,wri_tauy,iim*(jjm+1),ndexct)
2296	CALL histwrite(nidct,'tmp_lon',itau_w,tmp_lon,iim*(jjm+1),ndexct)
2297	CALL histwrite(nidct,'tmp_lat',itau_w,tmp_lat,iim*(jjm+1),ndexct)
2298	ENDIF
2299	!
2300	! calcul 3 coordonnees du vent
2301	!
2302	CALL atm2geo (iim , jj_nb, wri_taux, wri_tauy, tmp_lon, tmp_lat, &
2303	& wri_tauxx, wri_tauyy, wri_tauzz )
2304	!
2305	! sortie netcdf des champs apres changement de repere et juste avant
2306	! envoi au coupleur
2307	!
2308	IF (is_sequential) THEN
2309	CALL histwrite(nidct,cl_writ(8),itau_w,wri_sol_ice,iim*(jjm+1),ndexct)
2310	CALL histwrite(nidct,cl_writ(9),itau_w,wri_sol_sea,iim*(jjm+1),ndexct)
2311	CALL histwrite(nidct,cl_writ(10),itau_w,wri_nsol_ice,iim*(jjm+1),ndexct)
2312	CALL histwrite(nidct,cl_writ(11),itau_w,wri_nsol_sea,iim*(jjm+1),ndexct)
2313	CALL histwrite(nidct,cl_writ(12),itau_w,wri_fder_ice,iim*(jjm+1),ndexct)
2314	CALL histwrite(nidct,cl_writ(13),itau_w,wri_evap_ice,iim*(jjm+1),ndexct)
2315	CALL histwrite(nidct,cl_writ(14),itau_w,wri_evap_sea,iim*(jjm+1),ndexct)
2316	CALL histwrite(nidct,cl_writ(15),itau_w,wri_rain,iim*(jjm+1),ndexct)
2317	CALL histwrite(nidct,cl_writ(16),itau_w,wri_snow,iim*(jjm+1),ndexct)
2318	CALL histwrite(nidct,cl_writ(17),itau_w,wri_rcoa,iim*(jjm+1),ndexct)
2319	CALL histwrite(nidct,cl_writ(18),itau_w,wri_rriv,iim*(jjm+1),ndexct)
2320	CALL histwrite(nidct,cl_writ(19),itau_w,wri_calv,iim*(jjm+1),ndexct)
2321	CALL histwrite(nidct,cl_writ(1),itau_w,wri_tauxx,iim*(jjm+1),ndexct)
2322	CALL histwrite(nidct,cl_writ(2),itau_w,wri_tauyy,iim*(jjm+1),ndexct)
2323	CALL histwrite(nidct,cl_writ(3),itau_w,wri_tauzz,iim*(jjm+1),ndexct)
2324	CALL histwrite(nidct,cl_writ(4),itau_w,wri_tauxx,iim*(jjm+1),ndexct)
2325	CALL histwrite(nidct,cl_writ(5),itau_w,wri_tauyy,iim*(jjm+1),ndexct)
2326	CALL histwrite(nidct,cl_writ(6),itau_w,wri_tauzz,iim*(jjm+1),ndexct)
2327	! -- LOOP
2328	CALL histwrite(nidct,cl_writ(7),itau_w,wri_windsp,iim*(jjm+1),ndexct)
2329	! -- LOOP
2330	CALL histsync(nidct)
2331	ENDIF
2332	! pas utile IF (lafin) CALL histclo(nidct)
2333	#ifdef CPP_COUPLE
2334	#ifdef CPP_PSMILE
2335	il_time_secs=(itime-1)*dtime
2336
2337	CALL intocpl(il_time_secs, iim, jjm+1, wri_sol_ice, wri_sol_sea, wri_nsol_ice,&
2338	& wri_nsol_sea, wri_fder_ice, wri_evap_ice, wri_evap_sea, wri_rain, &
2339	& wri_snow, wri_rcoa, wri_rriv, wri_calv, wri_tauxx, wri_tauyy, &
2340	& wri_tauzz, wri_tauxx, wri_tauyy, wri_tauzz, &
2341	! -- LOOP
2342	& wri_windsp,lafin)
2343	! -- LOOP
2344	#else
2345	call intocpl(itime, (jjm+1)*iim, wri_sol_ice, wri_sol_sea, wri_nsol_ice,&
2346	& wri_nsol_sea, wri_fder_ice, wri_evap_ice, wri_evap_sea, wri_rain, &
2347	& wri_snow, wri_rcoa, wri_rriv, wri_calv, wri_tauxx, wri_tauyy, &
2348	& wri_tauzz, wri_tauxx, wri_tauyy, wri_tauzz, &
2349	! -- LOOP
2350	& wri_windsp,lafin)
2351	! -- LOOP
2352	#endif
2353	#endif
2354	!
2355	cpl_sols = 0.; cpl_nsol = 0.; cpl_rain = 0.; cpl_snow = 0.
2356	cpl_evap = 0.; cpl_tsol = 0.; cpl_fder = 0.; cpl_albe = 0.
2357	cpl_taux = 0.; cpl_tauy = 0.; cpl_rriv = 0.; cpl_rcoa = 0.; cpl_rlic = 0.
2358	! -- LOOP
2359	cpl_windsp = 0.
2360	! -- LOOP
2361	!
2362	! deallocation memoire variables temporaires
2363	!
2364	sum_error = 0
2365	deallocate(tmp_sols, stat=error); sum_error = sum_error + error
2366	deallocate(tmp_nsol, stat=error); sum_error = sum_error + error
2367	deallocate(tmp_rain, stat=error); sum_error = sum_error + error
2368	deallocate(tmp_snow, stat=error); sum_error = sum_error + error
2369	deallocate(tmp_evap, stat=error); sum_error = sum_error + error
2370	deallocate(tmp_fder, stat=error); sum_error = sum_error + error
2371	deallocate(tmp_tsol, stat=error); sum_error = sum_error + error
2372	deallocate(tmp_albe, stat=error); sum_error = sum_error + error
2373	deallocate(tmp_taux, stat=error); sum_error = sum_error + error
2374	deallocate(tmp_tauy, stat=error); sum_error = sum_error + error
2375	! -- LOOP
2376	deallocate(tmp_windsp, stat=error); sum_error = sum_error + error
2377	! -- LOOP
2378	!!$PB
2379	!!$ deallocate(tmp_rriv, stat=error); sum_error = sum_error + error
2380	!!$ deallocate(tmp_rcoa, stat=error); sum_error = sum_error + error
2381	if (sum_error /= 0) then
2382	abort_message='Pb deallocation variables couplees'
2383	call abort_gcm(modname,abort_message,1)
2384	endif
2385
2386	endif
2387
2388	endif ! fin (mod(itime, nexca) == 0)
2389	!
2390	! on range les variables lues/sauvegardees dans les bonnes variables de sortie
2391	!
2392	if (nisurf == is_oce) then
2393	call cpl2gath(read_sst, tsurf_new, klon, knon,iim,jj_nb, knindex)
2394	else if (nisurf == is_sic) then
2395	call cpl2gath(read_sit, tsurf_new, klon, knon,iim,jj_nb, knindex)
2396	call cpl2gath(read_alb_sic, alb_new, klon, knon,iim,jj_nb, knindex)
2397	endif
2398	pctsrf_new(:,nisurf) = pctsrf_sav(:,nisurf)
2399
2400	if (mod(itime, nexca) == -1) then
2401	tmp_field=0.
2402	do i = 1, knon
2403	ig = knindex(i)
2404	tmp_field(ig) = 1.
2405	enddo
2406	!ym call WriteField_phy('knindex',tmp_field,1)
2407
2408	tmp_field=0.
2409	do i = 1, knon
2410	ig = knindex(i)
2411	tmp_field(ig) = tsurf_new(i)
2412	enddo
2413	!ym call WriteField_phy('tsurf_new',tmp_field,1)
2414
2415	tmp_field=0.
2416	do i = 1, knon
2417	ig = knindex(i)
2418	tmp_field(ig) = alb_new(i)
2419	enddo
2420	!ym call WriteField_phy('alb_new',tmp_field,1)
2421
2422	! tmp_field=0.
2423	! do i = 1, knon
2424	! ig = knindex(i)
2425	! tmp_field(ig) = pctsrf_new(i,nisurf)
2426	! enddo
2427	!ym call WriteField_phy('pctsrf_new', pctsrf_new(:,nisurf),1)
2428	endif
2429	!ym do j=1,jjphy_nb
2430	!ym do i=1,iim
2431	!ym print *,phy_rank,'read_sst(',i,',',j,')=',read_sst(i,j)
2432	!ym enddo
2433	!ym enddo
2434
2435	!ym do i=1,knon
2436	!ym print *,phy_rank,'tsurf_new(',i,')=',tsurf_new(i)
2437	!ym enddo
2438	! if (lafin) call quitcpl
2439
2440	END SUBROUTINE interfoce_cpl
2441	!
2442	!#########################################################################
2443	!
2444	SUBROUTINE interfoce_slab(klon, debut, itap, dtime, ijour, &
2445	& radsol, fluxo, fluxg, pctsrf, &
2446	& tslab, seaice, pctsrf_slab)
2447	!
2448	! Cette routine calcule la temperature d'un slab ocean, la glace de mer
2449	! et les pourcentages de la maille couverte par l'ocean libre et/ou
2450	! la glace de mer pour un "slab" ocean de 50m
2451	!
2452	! Conception: Laurent Li
2453	! Re-ecriture + adaptation LMDZ4: I. Musat
2454	!
2455	! input:
2456	! klon nombre total de points de grille
2457	! debut logical: 1er appel a la physique
2458	! itap numero du pas de temps
2459	! dtime pas de temps de la physique (en s)
2460	! ijour jour dans l'annee en cours
2461	! radsol rayonnement net au sol (LW + SW)
2462	! fluxo flux turbulent (sensible + latent) sur les mailles oceaniques
2463	! fluxg flux de conduction entre la surface de la glace de mer et l'ocean
2464	! pctsrf tableau des pourcentages de surface de chaque maille
2465	! output:
2466	! tslab temperature de l'ocean libre
2467	! seaice glace de mer (kg/m2)
2468	! pctsrf_slab "pourcentages" (valeurs entre 0. et 1.) surfaces issus du slab
2469	!
2470	#include "indicesol.inc"
2471	#include "clesphys.inc"
2472	! Parametres d'entree
2473	integer, intent(IN) :: klon
2474	logical, intent(IN) :: debut
2475	INTEGER, intent(IN) :: itap
2476	REAL, intent(IN) :: dtime
2477	INTEGER, intent(IN) :: ijour
2478	REAL, dimension(klon), intent(IN) :: radsol
2479	REAL, dimension(klon), intent(IN) :: fluxo
2480	REAL, dimension(klon), intent(IN) :: fluxg
2481	real, dimension(klon, nbsrf), intent(IN) :: pctsrf
2482	! Parametres de sortie
2483	real, dimension(klon), intent(INOUT) :: tslab
2484	real, dimension(klon), intent(INOUT) :: seaice ! glace de mer (kg/m2)
2485	real, dimension(klon, nbsrf), intent(OUT) :: pctsrf_slab
2486	!
2487	! Variables locales :
2488	REAL :: amn, amx
2489	INTEGER, save :: lmt_pas, julien, idayvrai
2490	!$OMP THREADPRIVATE(lmt_pas, julien, idayvrai)
2491	REAL, parameter :: unjour=86400.
2492	real, allocatable, dimension(:), save :: tmp_tslab, tmp_seaice
2493	REAL, allocatable, dimension(:), save :: slab_bils
2494	REAL, allocatable, dimension(:), save :: lmt_bils
2495	!$OMP THREADPRIVATE(tmp_tslab, tmp_seaice,slab_bils,lmt_bils)
2496	logical,save :: check = .false.
2497	!$OMP THREADPRIVATE(check)
2498
2499	!
2500	REAL, parameter :: cyang=50.0 * 4.228e+06 ! capacite calorifique volumetrique de l'eau J/(m2 K)
2501	REAL, parameter :: cbing=0.334e+05 ! J/kg
2502	real, dimension(klon) :: siceh !hauteur de la glace de mer (m)
2503	INTEGER :: i
2504	integer :: sum_error, error
2505	REAL :: zz, za, zb
2506	!
2507	character (len = 80) :: abort_message
2508	character (len = 20) :: modname = 'interfoce_slab'
2509	!
2510	julien = MOD(ijour,360)
2511	sum_error = 0
2512	IF (debut) THEN
2513	allocate(slab_bils(klon), stat = error); sum_error = sum_error + error
2514	allocate(lmt_bils(klon), stat = error); sum_error = sum_error + error
2515	allocate(tmp_tslab(klon), stat = error); sum_error = sum_error + error
2516	allocate(tmp_seaice(klon), stat = error); sum_error = sum_error + error
2517	if (sum_error /= 0) then
2518	abort_message='Pb allocation var. slab_bils,lmt_bils,tmp_tslab,tmp_seaice'
2519	call abort_gcm(modname,abort_message,1)
2520	endif
2521	tmp_tslab=tslab
2522	tmp_seaice=seaice
2523	lmt_pas = nint(86400./dtime * 1.0) ! pour une lecture une fois par jour
2524	!
2525	IF (check) THEN
2526	PRINT*,'interfoce_slab klon, debut, itap, dtime, ijour, &
2527	& lmt_pas ', klon, debut, itap, dtime, ijour, &
2528	& lmt_pas
2529	ENDIF !check
2530	!
2531	PRINT, '***********************'
2532	PRINT*, 'SLAB OCEAN est actif, prenez precautions !'
2533	PRINT, '***********************'
2534	!
2535	! a mettre un slab_bils aussi en force !!!
2536	!
2537	DO i = 1, klon
2538	slab_bils(i) = 0.0
2539	ENDDO
2540	!
2541	ENDIF !debut
2542	!
2543	IF (check ) THEN
2544	amn=MIN(tmp_tslab(1),1000.)
2545	amx=MAX(tmp_tslab(1),-1000.)
2546	DO i=2, klon
2547	amn=MIN(tmp_tslab(i),amn)
2548	amx=MAX(tmp_tslab(i),amx)
2549	ENDDO
2550	!
2551	PRINT*,' debut min max tslab',amn,amx
2552	!
2553	!!
2554	PRINT*,' itap,lmt_pas unjour',itap,lmt_pas,unjour
2555	ENDIF
2556	!!
2557	!
2558	pctsrf_slab(1:klon,1:nbsrf) = pctsrf(1:klon,1:nbsrf)
2559	!
2560	! lecture du bilan au sol lmt_bils issu d'une simulation forcee en debut de journee
2561	!
2562	IF (MOD(itap,lmt_pas) .EQ. 1) THEN !1er pas de temps de la journee
2563	idayvrai = ijour
2564	CALL condsurf(julien,idayvrai, lmt_bils)
2565	ENDIF !(MOD(itap-1,lmt_pas) .EQ. 0) THEN
2566
2567	DO i = 1, klon
2568	IF((pctsrf_slab(i,is_oce).GT.epsfra).OR. &
2569	& (pctsrf_slab(i,is_sic).GT.epsfra)) THEN
2570	!
2571	! fabriquer de la glace si congelation atteinte:
2572	!
2573	IF (tmp_tslab(i).LT.(RTT-1.8)) THEN
2574	zz = (RTT-1.8)-tmp_tslab(i)
2575	tmp_seaice(i) = tmp_seaice(i) + cyang/cbing * zz
2576	seaice(i) = tmp_seaice(i)
2577	tmp_tslab(i) = RTT-1.8
2578	ENDIF
2579	!
2580	! faire fondre de la glace si temperature est superieure a 0:
2581	!
2582	IF ((tmp_tslab(i).GT.RTT) .AND. (tmp_seaice(i).GT.0.0)) THEN
2583	zz = cyang/cbing * (tmp_tslab(i)-RTT)
2584	zz = MIN(zz,tmp_seaice(i))
2585	tmp_seaice(i) = tmp_seaice(i) - zz
2586	seaice(i) = tmp_seaice(i)
2587	tmp_tslab(i) = tmp_tslab(i) - zz*cbing/cyang
2588	ENDIF
2589	!
2590	! limiter la glace de mer a 10 metres (10000 kg/m2)
2591	!
2592	IF(tmp_seaice(i).GT.45.) THEN
2593	tmp_seaice(i) = MIN(tmp_seaice(i),10000.0)
2594	ELSE
2595	tmp_seaice(i) = 0.
2596	ENDIF
2597	seaice(i) = tmp_seaice(i)
2598	siceh(i)=tmp_seaice(i)/1000. !en metres
2599	!
2600	! determiner la nature du sol (glace de mer ou ocean libre):
2601	!
2602	! on fait dependre la fraction de seaice "pctsrf(i,is_sic)"
2603	! de l'epaisseur de seaice :
2604	! pctsrf(i,is_sic)=1. si l'epaisseur de la glace de mer est >= a 20cm
2605	! et pctsrf(i,is_sic) croit lineairement avec seaice de 0. a 20cm d'epaisseur
2606	!
2607
2608	IF(.NOT.ok_slab_sicOBS) then
2609	pctsrf_slab(i,is_sic)=MIN(siceh(i)/0.20, &
2610	& 1.-(pctsrf_slab(i,is_ter)+pctsrf_slab(i,is_lic)))
2611	pctsrf_slab(i,is_oce)=1.0 - &
2612	& (pctsrf_slab(i,is_ter)+pctsrf_slab(i,is_lic)+pctsrf_slab(i,is_sic))
2613	ELSE
2614	IF (i.EQ.1) print*,'cas ok_slab_sicOBS TRUE : passe sur la modif.'
2615	ENDIF !(.NOT.ok_slab_sicOBS) then
2616	ENDIF !pctsrf
2617	ENDDO
2618	!
2619	! Calculer le bilan du flux de chaleur au sol :
2620	!
2621	DO i = 1, klon
2622	za = radsol(i) + fluxo(i)
2623	zb = fluxg(i)
2624	IF((pctsrf_slab(i,is_oce).GT.epsfra).OR. &
2625	& (pctsrf_slab(i,is_sic).GT.epsfra)) THEN
2626	slab_bils(i)=slab_bils(i)+(za*pctsrf_slab(i,is_oce) &
2627	& +zb*pctsrf_slab(i,is_sic))/ FLOAT(lmt_pas)
2628	ENDIF
2629	ENDDO !klon
2630	!
2631	! calcul tslab
2632	!
2633	IF (MOD(itap,lmt_pas).EQ.0) THEN !fin de journee
2634	!
2635	! calcul tslab
2636	amn=MIN(tmp_tslab(1),1000.)
2637	amx=MAX(tmp_tslab(1),-1000.)
2638	DO i = 1, klon
2639	IF ((pctsrf_slab(i,is_oce).GT.epsfra).OR. &
2640	& (pctsrf_slab(i,is_sic).GT.epsfra)) THEN
2641	tmp_tslab(i) = tmp_tslab(i) + &
2642	& (slab_bils(i)-lmt_bils(i)) &
2643	& /cyang*unjour
2644	! on remet l'accumulation a 0
2645	slab_bils(i) = 0.
2646	ENDIF !pctsrf
2647	!
2648	IF (check) THEN
2649	IF(i.EQ.1) THEN
2650	PRINT*,'i tmp_tslab MOD(itap,lmt_pas).EQ.0 sicINTER',i,itap, &
2651	& tmp_tslab(i), tmp_seaice(i)
2652	ENDIF
2653	!
2654	amn=MIN(tmp_tslab(i),amn)
2655	amx=MAX(tmp_tslab(i),amx)
2656	ENDIF
2657	ENDDO !klon
2658	ENDIF !(MOD(itap,lmt_pas).EQ.0) THEN
2659	!
2660	IF ( check ) THEN
2661	PRINT*,'fin min max tslab',amn,amx
2662	ENDIF
2663	!
2664	tslab = tmp_tslab
2665	seaice = tmp_seaice
2666	END SUBROUTINE interfoce_slab
2667	!
2668	!#########################################################################
2669	!
2670	SUBROUTINE interfoce_lim(itime, dtime, jour, &
2671	& klon, nisurf, knon, knindex, &
2672	& debut, &
2673	& lmt_sst_p, pctsrf_new_p)
2674
2675	USE mod_grid_phy_lmdz
2676	USE mod_phys_lmdz_para
2677	#include "indicesol.inc"
2678
2679	! Cette routine sert d'interface entre le modele atmospherique et un fichier
2680	! de conditions aux limites
2681	!
2682	! L. Fairhead 02/2000
2683	!
2684	! input:
2685	! itime numero du pas de temps courant
2686	! dtime pas de temps de la physique (en s)
2687	! jour jour a lire dans l'annee
2688	! nisurf index de la surface a traiter (1 = sol continental)
2689	! knon nombre de points dans le domaine a traiter
2690	! knindex index des points de la surface a traiter
2691	! klon taille de la grille
2692	! debut logical: 1er appel a la physique (initialisation)
2693	!
2694	! output:
2695	! lmt_sst SST lues dans le fichier de CL
2696	! pctsrf_new sous-maille fractionnelle
2697	!
2698
2699
2700	! Parametres d'entree
2701	integer, intent(IN) :: itime
2702	real , intent(IN) :: dtime
2703	integer, intent(IN) :: jour
2704	integer, intent(in) :: klon
2705	integer, intent(IN) :: nisurf
2706	integer, intent(IN) :: knon
2707	integer, dimension(klon_loc), intent(in) :: knindex
2708	logical, intent(IN) :: debut
2709
2710	! Parametres de sortie
2711	real, intent(out), dimension(klon_loc) :: lmt_sst_p
2712	real, intent(out), dimension(klon_loc,nbsrf) :: pctsrf_new_p
2713
2714	! real, dimension(klon) :: lmt_sst
2715	real, dimension(klon_glo,nbsrf) :: pctsrf_new
2716
2717	! Variables locales
2718	integer :: ii
2719	INTEGER,save :: lmt_pas ! frequence de lecture des conditions limites
2720	! (en pas de physique)
2721	!$OMP THREADPRIVATE(lmt_pas)
2722	logical,save :: deja_lu ! pour indiquer que le jour a lire a deja
2723	! lu pour une surface precedente
2724	!$OMP THREADPRIVATE(deja_lu)
2725	integer,save :: jour_lu
2726	!$OMP THREADPRIVATE(jour_lu)
2727	integer :: ierr
2728	character (len = 20) :: modname = 'interfoce_lim'
2729	character (len = 80) :: abort_message
2730	character (len = 20),save :: fich ='limit.nc'
2731	!$OMP THREADPRIVATE(fich)
2732	logical, save :: newlmt = .TRUE.
2733	!$OMP THREADPRIVATE(newlmt)
2734	logical, save :: check = .FALSE.
2735	!$OMP THREADPRIVATE(check)
2736	! Champs lus dans le fichier de CL
2737	real, allocatable , save, dimension(:) :: sst_lu_p
2738	!$OMP THREADPRIVATE(sst_lu_p)
2739
2740	real, allocatable , save, dimension(:,:) :: pct_tmp_p
2741	!$OMP THREADPRIVATE(pct_tmp_p)
2742	real, dimension(klon_glo,nbsrf) :: pct_tmp
2743	real, dimension(klon_glo) :: sst_lu
2744	real, dimension(klon_glo) :: nat_lu
2745	!
2746	! quelques variables pour netcdf
2747	!
2748	#include "netcdf.inc"
2749	integer :: nid, nvarid
2750	integer, dimension(2) :: start, epais
2751	!
2752	! Fin declaration
2753	!
2754
2755	if (debut .and. .not. allocated(sst_lu_p)) then
2756	lmt_pas = nint(86400./dtime * 1.0) ! pour une lecture une fois par jour
2757	jour_lu = jour - 1
2758	allocate(sst_lu_p(klon_loc))
2759	allocate(pct_tmp_p(klon_loc,nbsrf))
2760	endif
2761
2762	if ((jour - jour_lu) /= 0) deja_lu = .false.
2763
2764	if (check) write(,)modname,' :: jour, jour_lu, deja_lu', jour, jour_lu, deja_lu
2765	if (check) write(,)modname,' :: itime, lmt_pas ', itime, lmt_pas,dtime
2766
2767	! Tester d'abord si c'est le moment de lire le fichier
2768	if (mod(itime-1, lmt_pas) == 0 .and. .not. deja_lu) then
2769	!
2770	! Ouverture du fichier
2771	!
2772	!$OMP MASTER
2773	if (is_mpi_root) then
2774
2775	fich = trim(fich)
2776	ierr = NF_OPEN (fich, NF_NOWRITE,nid)
2777	if (ierr.NE.NF_NOERR) then
2778	abort_message = 'Pb d''ouverture du fichier de conditions aux limites'
2779	call abort_gcm(modname,abort_message,1)
2780	endif
2781	!
2782	! La tranche de donnees a lire:
2783	!
2784	start(1) = 1
2785	start(2) = jour
2786	epais(1) = klon_glo
2787	epais(2) = 1
2788	!
2789	if (newlmt) then
2790	!
2791	! Fraction "ocean"
2792	!
2793	ierr = NF_INQ_VARID(nid, 'FOCE', nvarid)
2794	if (ierr /= NF_NOERR) then
2795	abort_message = 'Le champ <FOCE> est absent'
2796	call abort_gcm(modname,abort_message,1)
2797	endif
2798	#ifdef NC_DOUBLE
2799	ierr = NF_GET_VARA_DOUBLE(nid,nvarid,start,epais,pct_tmp(1,is_oce))
2800	#else
2801	ierr = NF_GET_VARA_REAL(nid,nvarid,start,epais,pct_tmp(1,is_oce))
2802	#endif
2803	if (ierr /= NF_NOERR) then
2804	abort_message = 'Lecture echouee pour <FOCE>'
2805	call abort_gcm(modname,abort_message,1)
2806	endif
2807	!
2808	! Fraction "glace de mer"
2809	!
2810	ierr = NF_INQ_VARID(nid, 'FSIC', nvarid)
2811	if (ierr /= NF_NOERR) then
2812	abort_message = 'Le champ <FSIC> est absent'
2813	call abort_gcm(modname,abort_message,1)
2814	endif
2815	#ifdef NC_DOUBLE
2816	ierr = NF_GET_VARA_DOUBLE(nid,nvarid,start,epais,pct_tmp(1,is_sic))
2817	#else
2818	ierr = NF_GET_VARA_REAL(nid,nvarid,start,epais,pct_tmp(1,is_sic))
2819	#endif
2820	if (ierr /= NF_NOERR) then
2821	abort_message = 'Lecture echouee pour <FSIC>'
2822	call abort_gcm(modname,abort_message,1)
2823	endif
2824	!
2825	! Fraction "terre"
2826	!
2827	ierr = NF_INQ_VARID(nid, 'FTER', nvarid)
2828	if (ierr /= NF_NOERR) then
2829	abort_message = 'Le champ <FTER> est absent'
2830	call abort_gcm(modname,abort_message,1)
2831	endif
2832	#ifdef NC_DOUBLE
2833	ierr = NF_GET_VARA_DOUBLE(nid,nvarid,start,epais,pct_tmp(1,is_ter))
2834	#else
2835	ierr = NF_GET_VARA_REAL(nid,nvarid,start,epais,pct_tmp(1,is_ter))
2836	#endif
2837	if (ierr /= NF_NOERR) then
2838	abort_message = 'Lecture echouee pour <FTER>'
2839	call abort_gcm(modname,abort_message,1)
2840	endif
2841	!
2842	! Fraction "glacier terre"
2843	!
2844	ierr = NF_INQ_VARID(nid, 'FLIC', nvarid)
2845	if (ierr /= NF_NOERR) then
2846	abort_message = 'Le champ <FLIC> est absent'
2847	call abort_gcm(modname,abort_message,1)
2848	endif
2849	#ifdef NC_DOUBLE
2850	ierr = NF_GET_VARA_DOUBLE(nid,nvarid,start,epais,pct_tmp(1,is_lic))
2851	#else
2852	ierr = NF_GET_VARA_REAL(nid,nvarid,start,epais,pct_tmp(1,is_lic))
2853	#endif
2854	if (ierr /= NF_NOERR) then
2855	abort_message = 'Lecture echouee pour <FLIC>'
2856	call abort_gcm(modname,abort_message,1)
2857	endif
2858	!
2859	else ! on en est toujours a rnatur
2860	!
2861	ierr = NF_INQ_VARID(nid, 'NAT', nvarid)
2862	if (ierr /= NF_NOERR) then
2863	abort_message = 'Le champ <NAT> est absent'
2864	call abort_gcm(modname,abort_message,1)
2865	endif
2866	#ifdef NC_DOUBLE
2867	ierr = NF_GET_VARA_DOUBLE(nid,nvarid,start,epais, nat_lu)
2868	#else
2869	ierr = NF_GET_VARA_REAL(nid,nvarid,start,epais, nat_lu)
2870	#endif
2871	if (ierr /= NF_NOERR) then
2872	abort_message = 'Lecture echouee pour <NAT>'
2873	call abort_gcm(modname,abort_message,1)
2874	endif
2875	!
2876	! Remplissage des fractions de surface
2877	! nat = 0, 1, 2, 3 pour ocean, terre, glacier, seaice
2878	!
2879	pct_tmp = 0.0
2880	do ii = 1, klon_glo
2881	pct_tmp(ii,nint(nat_lu(ii)) + 1) = 1.
2882	enddo
2883
2884	!
2885	! On se retrouve avec ocean en 1 et terre en 2 alors qu'on veut le contraire
2886	!
2887	pctsrf_new = pct_tmp
2888	pctsrf_new (:,2)= pct_tmp (:,1)
2889	pctsrf_new (:,1)= pct_tmp (:,2)
2890	pct_tmp = pctsrf_new
2891	endif ! fin test sur newlmt
2892	!
2893	! Lecture SST
2894	!
2895	ierr = NF_INQ_VARID(nid, 'SST', nvarid)
2896	if (ierr /= NF_NOERR) then
2897	abort_message = 'Le champ <SST> est absent'
2898	call abort_gcm(modname,abort_message,1)
2899	endif
2900	#ifdef NC_DOUBLE
2901	ierr = NF_GET_VARA_DOUBLE(nid,nvarid,start,epais, sst_lu)
2902	#else
2903	ierr = NF_GET_VARA_REAL(nid,nvarid,start,epais, sst_lu)
2904	#endif
2905	if (ierr /= NF_NOERR) then
2906	abort_message = 'Lecture echouee pour <SST>'
2907	call abort_gcm(modname,abort_message,1)
2908	endif
2909
2910	!
2911	! Fin de lecture
2912	!
2913	ierr = NF_CLOSE(nid)
2914	endif ! is_mpi_root
2915
2916	!$OMP END MASTER
2917	!$OMP BARRIER
2918	call Scatter(sst_lu,sst_lu_p)
2919	call Scatter(pct_tmp(:,is_oce),pct_tmp_p(:,is_oce))
2920	call Scatter(pct_tmp(:,is_sic),pct_tmp_p(:,is_sic))
2921	deja_lu = .true.
2922	jour_lu = jour
2923	endif
2924
2925	!
2926	! Recopie des variables dans les champs de sortie
2927	!
2928
2929	lmt_sst_p = 999999999.
2930
2931	do ii = 1, knon
2932	lmt_sst_p(ii) = sst_lu_p(knindex(ii))
2933	enddo
2934
2935	do ii=1,klon_loc
2936	pctsrf_new_p(ii,is_oce)=pct_tmp_p(ii,is_oce)
2937	pctsrf_new_p(ii,is_sic)=pct_tmp_p(ii,is_sic)
2938	enddo
2939
2940
2941	END SUBROUTINE interfoce_lim
2942
2943	!
2944	!#########################################################################
2945	!
2946	SUBROUTINE interfsur_lim(itime, dtime, jour, &
2947	& klon, nisurf, knon, knindex, &
2948	& debut, &
2949	& lmt_alb_p, lmt_rug_p)
2950
2951	USE mod_grid_phy_lmdz
2952	USE mod_phys_lmdz_para
2953
2954	! Cette routine sert d'interface entre le modele atmospherique et un fichier
2955	! de conditions aux limites
2956	!
2957	! L. Fairhead 02/2000
2958	!
2959	! input:
2960	! itime numero du pas de temps courant
2961	! dtime pas de temps de la physique (en s)
2962	! jour jour a lire dans l'annee
2963	! nisurf index de la surface a traiter (1 = sol continental)
2964	! knon nombre de points dans le domaine a traiter
2965	! knindex index des points de la surface a traiter
2966	! klon taille de la grille
2967	! debut logical: 1er appel a la physique (initialisation)
2968	!
2969	! output:
2970	! lmt_sst SST lues dans le fichier de CL
2971	! lmt_alb Albedo lu
2972	! lmt_rug longueur de rugosite lue
2973	! pctsrf_new sous-maille fractionnelle
2974	!
2975
2976
2977	! Parametres d'entree
2978	integer, intent(IN) :: itime
2979	real , intent(IN) :: dtime
2980	integer, intent(IN) :: jour
2981	integer, intent(IN) :: nisurf
2982	integer, intent(IN) :: knon
2983	integer, intent(IN) :: klon
2984	integer, dimension(klon_loc), intent(in) :: knindex
2985	logical, intent(IN) :: debut
2986
2987	! Parametres de sortie
2988	real, intent(out), dimension(klon_loc) :: lmt_alb_p
2989	real, intent(out), dimension(klon_loc) :: lmt_rug_p
2990
2991	! real, dimension(klon) :: lmt_alb
2992	! real, dimension(klon) :: lmt_rug
2993
2994	! Variables locales
2995	integer :: ii
2996	integer,save :: lmt_pas ! frequence de lecture des conditions limites
2997	! (en pas de physique)
2998	!$OMP THREADPRIVATE(lmt_pas)
2999	logical,save :: deja_lu_sur! pour indiquer que le jour a lire a deja
3000	! lu pour une surface precedente
3001	!$OMP THREADPRIVATE(deja_lu_sur)
3002	integer,save :: jour_lu_sur
3003	!$OMP THREADPRIVATE(jour_lu_sur)
3004	integer :: ierr
3005	character (len = 20) :: modname = 'interfsur_lim'
3006	character (len = 80) :: abort_message
3007	character (len = 20),save :: fich ='limit.nc'
3008	!$OMP THREADPRIVATE(fich)
3009	logical,save :: newlmt = .false.
3010	!$OMP THREADPRIVATE(newlmt)
3011	logical,save :: check = .false.
3012	!$OMP THREADPRIVATE(check)
3013	! Champs lus dans le fichier de CL
3014	real, allocatable , save, dimension(:) :: alb_lu_p, rug_lu_p
3015	!$OMP THREADPRIVATE(alb_lu_p, rug_lu_p)
3016	real, dimension(klon_glo) :: alb_lu, rug_lu
3017	!
3018	! quelques variables pour netcdf
3019	!
3020	#include "netcdf.inc"
3021	integer ,save :: nid, nvarid
3022	!$OMP THREADPRIVATE(nid, nvarid)
3023	integer, dimension(2),save :: start, epais
3024	!$OMP THREADPRIVATE(start, epais)
3025	!
3026	! Fin declaration
3027	!
3028
3029	if (debut) then
3030	lmt_pas = nint(86400./dtime * 1.0) ! pour une lecture une fois par jour
3031	jour_lu_sur = jour - 1
3032	allocate(alb_lu_p(klon_loc))
3033	allocate(rug_lu_p(klon_loc))
3034	endif
3035
3036	if ((jour - jour_lu_sur) /= 0) deja_lu_sur = .false.
3037
3038	if (check) write(,)modname,':: jour_lu_sur, deja_lu_sur', jour_lu_sur, deja_lu_sur
3039	if (check) write(,)modname,':: itime, lmt_pas', itime, lmt_pas
3040	if (check) call flush(6)
3041
3042	! Tester d'abord si c'est le moment de lire le fichier
3043	if (mod(itime-1, lmt_pas) == 0 .and. .not. deja_lu_sur) then
3044
3045	!$OMP MASTER
3046	if (is_mpi_root) then
3047	!
3048	! Ouverture du fichier
3049	!
3050	fich = trim(fich)
3051	IF (check) WRITE(,)modname,' ouverture fichier ',fich
3052	if (check) CALL flush(6)
3053	ierr = NF_OPEN (fich, NF_NOWRITE,nid)
3054	if (ierr.NE.NF_NOERR) then
3055	abort_message = 'Pb d''ouverture du fichier de conditions aux limites'
3056	call abort_gcm(modname,abort_message,1)
3057	endif
3058	!
3059	! La tranche de donnees a lire:
3060
3061	start(1) = 1
3062	start(2) = jour
3063	epais(1) = klon_glo
3064	epais(2) = 1
3065	!
3066	! Lecture Albedo
3067	!
3068	ierr = NF_INQ_VARID(nid, 'ALB', nvarid)
3069	if (ierr /= NF_NOERR) then
3070	abort_message = 'Le champ <ALB> est absent'
3071	call abort_gcm(modname,abort_message,1)
3072	endif
3073	#ifdef NC_DOUBLE
3074	ierr = NF_GET_VARA_DOUBLE(nid,nvarid,start,epais, alb_lu)
3075	#else
3076	ierr = NF_GET_VARA_REAL(nid,nvarid,start,epais, alb_lu)
3077	#endif
3078	if (ierr /= NF_NOERR) then
3079	abort_message = 'Lecture echouee pour <ALB>'
3080	call abort_gcm(modname,abort_message,1)
3081	endif
3082	!
3083	! Lecture rugosite !
3084	ierr = NF_INQ_VARID(nid, 'RUG', nvarid)
3085	if (ierr /= NF_NOERR) then
3086	abort_message = 'Le champ <RUG> est absent'
3087	call abort_gcm(modname,abort_message,1)
3088	endif
3089	#ifdef NC_DOUBLE
3090	ierr = NF_GET_VARA_DOUBLE(nid,nvarid,start,epais, rug_lu)
3091	#else
3092	ierr = NF_GET_VARA_REAL(nid,nvarid,start,epais, rug_lu)
3093	#endif
3094	if (ierr /= NF_NOERR) then
3095	abort_message = 'Lecture echouee pour <RUG>'
3096	call abort_gcm(modname,abort_message,1)
3097	endif
3098
3099	!
3100	! Fin de lecture
3101	!
3102	ierr = NF_CLOSE(nid)
3103
3104
3105	endif !! is_mpi_root
3106	!$OMP END MASTER
3107
3108	call Scatter(alb_lu,alb_lu_p)
3109	call Scatter(rug_lu,rug_lu_p)
3110
3111	deja_lu_sur = .true.
3112	jour_lu_sur = jour
3113
3114
3115	endif
3116
3117	!
3118	! Recopie des variables dans les champs de sortie
3119	!
3120	!!$ lmt_alb(:) = 0.0
3121	!!$ lmt_rug(:) = 0.0
3122
3123	lmt_alb_p(:) = 999999.
3124	lmt_rug_p(:) = 999999.
3125	DO ii = 1, knon
3126	lmt_alb_p(ii) = alb_lu_p(knindex(ii))
3127	lmt_rug_p(ii) = rug_lu_p(knindex(ii))
3128	enddo
3129
3130
3131	END SUBROUTINE interfsur_lim
3132
3133	!
3134	!#########################################################################
3135	!
3136
3137	SUBROUTINE calcul_fluxs( klon, knon, nisurf, dtime, &
3138	& tsurf, p1lay, cal, beta, coef1lay, ps, &
3139	& precip_rain, precip_snow, snow, qsurf, &
3140	& radsol, dif_grnd, t1lay, q1lay, u1lay, v1lay, &
3141	& petAcoef, peqAcoef, petBcoef, peqBcoef, &
3142	& tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l)
3143
3144	! Cette routine calcule les fluxs en h et q a l'interface et eventuellement
3145	! une temperature de surface (au cas ou ok_veget = false)
3146	!
3147	! L. Fairhead 4/2000
3148	!
3149	! input:
3150	! knon nombre de points a traiter
3151	! nisurf surface a traiter
3152	! tsurf temperature de surface
3153	! p1lay pression 1er niveau (milieu de couche)
3154	! cal capacite calorifique du sol
3155	! beta evap reelle
3156	! coef1lay coefficient d'echange
3157	! ps pression au sol
3158	! precip_rain precipitations liquides
3159	! precip_snow precipitations solides
3160	! snow champs hauteur de neige
3161	! runoff runoff en cas de trop plein
3162	! petAcoef coeff. A de la resolution de la CL pour t
3163	! peqAcoef coeff. A de la resolution de la CL pour q
3164	! petBcoef coeff. B de la resolution de la CL pour t
3165	! peqBcoef coeff. B de la resolution de la CL pour q
3166	! radsol rayonnement net aus sol (LW + SW)
3167	! dif_grnd coeff. diffusion vers le sol profond
3168	!
3169	! output:
3170	! tsurf_new temperature au sol
3171	! qsurf humidite de l'air au dessus du sol
3172	! fluxsens flux de chaleur sensible
3173	! fluxlat flux de chaleur latente
3174	! dflux_s derivee du flux de chaleur sensible / Ts
3175	! dflux_l derivee du flux de chaleur latente / Ts
3176	!
3177
3178	#include "YOETHF.inc"
3179	#include "FCTTRE.inc"
3180	#include "indicesol.inc"
3181	#include "YOMCST.inc"
3182
3183	! Parametres d'entree
3184	integer, intent(IN) :: knon, nisurf, klon
3185	real , intent(IN) :: dtime
3186	real, dimension(klon), intent(IN) :: petAcoef, peqAcoef
3187	real, dimension(klon), intent(IN) :: petBcoef, peqBcoef
3188	real, dimension(klon), intent(IN) :: ps, q1lay
3189	real, dimension(klon), intent(IN) :: tsurf, p1lay, cal, beta, coef1lay
3190	real, dimension(klon), intent(IN) :: precip_rain, precip_snow
3191	real, dimension(klon), intent(IN) :: radsol, dif_grnd
3192	real, dimension(klon), intent(IN) :: t1lay, u1lay, v1lay
3193	real, dimension(klon), intent(INOUT) :: snow, qsurf
3194
3195	! Parametres sorties
3196	real, dimension(klon), intent(OUT):: tsurf_new, evap, fluxsens, fluxlat
3197	real, dimension(klon), intent(OUT):: dflux_s, dflux_l
3198
3199	! Variables locales
3200	integer :: i
3201	real, dimension(klon) :: zx_mh, zx_nh, zx_oh
3202	real, dimension(klon) :: zx_mq, zx_nq, zx_oq
3203	real, dimension(klon) :: zx_pkh, zx_dq_s_dt, zx_qsat, zx_coef
3204	real, dimension(klon) :: zx_sl, zx_k1
3205	real, dimension(klon) :: zx_q_0 , d_ts
3206	real :: zdelta, zcvm5, zx_qs, zcor, zx_dq_s_dh
3207	real :: bilan_f, fq_fonte
3208	REAL :: subli, fsno
3209	REAL :: qsat_new, q1_new
3210	real, parameter :: t_grnd = 271.35, t_coup = 273.15
3211	!! PB temporaire en attendant mieux pour le modele de neige
3212	REAL, parameter :: chasno = 3.334E+05/(2.3867E+06*0.15)
3213	!
3214	logical, save :: check = .false.
3215	!$OMP THREADPRIVATE(check)
3216	character (len = 20) :: modname = 'calcul_fluxs'
3217	logical, save :: fonte_neige = .false.
3218	!$OMP THREADPRIVATE(fonte_neige)
3219	real, save :: max_eau_sol = 150.0
3220	!$OMP THREADPRIVATE(max_eau_sol)
3221	character (len = 80) :: abort_message
3222	logical,save :: first = .true.,second=.false.
3223	!$OMP THREADPRIVATE(first,second)
3224
3225	if (check) write(,)'Entree ', modname,' surface = ',nisurf
3226
3227	IF (check) THEN
3228	WRITE(,)' radsol (min, max)' &
3229	& , MINVAL(radsol(1:knon)), MAXVAL(radsol(1:knon))
3230	CALL flush(6)
3231	ENDIF
3232
3233	if (size(coastalflow) /= knon .AND. nisurf == is_ter) then
3234	write(,)'Bizarre, le nombre de points continentaux'
3235	write(,)'a change entre deux appels. J''arrete ...'
3236	abort_message='Pb run_off'
3237	call abort_gcm(modname,abort_message,1)
3238	endif
3239	!
3240	! Traitement neige et humidite du sol
3241	!
3242	!!$ WRITE(,)'test calcul_flux, surface ', nisurf
3243	!!PB test
3244	!!$ if (nisurf == is_oce) then
3245	!!$ snow = 0.
3246	!!$ qsol = max_eau_sol
3247	!!$ else
3248	!!$ where (precip_snow > 0.) snow = snow + (precip_snow * dtime)
3249	!!$ where (snow > epsilon(snow)) snow = max(0.0, snow - (evap * dtime))
3250	!!$! snow = max(0.0, snow + (precip_snow - evap) * dtime)
3251	!!$ where (precip_rain > 0.) qsol = qsol + (precip_rain - evap) * dtime
3252	!!$ endif
3253	!!$ IF (nisurf /= is_ter) qsol = max_eau_sol
3254
3255
3256	!
3257	! Initialisation
3258	!
3259	evap = 0.
3260	fluxsens=0.
3261	fluxlat=0.
3262	dflux_s = 0.
3263	dflux_l = 0.
3264	!
3265	! zx_qs = qsat en kg/kg
3266	!
3267	DO i = 1, knon
3268	zx_pkh(i) = (ps(i)/ps(i))**RKAPPA
3269	IF (thermcep) THEN
3270	zdelta=MAX(0.,SIGN(1.,rtt-tsurf(i)))
3271	zcvm5 = R5LESRLVTT(1.-zdelta) + R5IESRLSTTzdelta
3272	zcvm5 = zcvm5 / RCPD / (1.0+RVTMP2*q1lay(i))
3273	zx_qs= r2es * FOEEW(tsurf(i),zdelta)/ps(i)
3274	zx_qs=MIN(0.5,zx_qs)
3275	zcor=1./(1.-retv*zx_qs)
3276	zx_qs=zx_qs*zcor
3277	zx_dq_s_dh = FOEDE(tsurf(i),zdelta,zcvm5,zx_qs,zcor) &
3278	& /RLVTT / zx_pkh(i)
3279	ELSE
3280	IF (tsurf(i).LT.t_coup) THEN
3281	zx_qs = qsats(tsurf(i)) / ps(i)
3282	zx_dq_s_dh = dqsats(tsurf(i),zx_qs)/RLVTT &
3283	& / zx_pkh(i)
3284	ELSE
3285	zx_qs = qsatl(tsurf(i)) / ps(i)
3286	zx_dq_s_dh = dqsatl(tsurf(i),zx_qs)/RLVTT &
3287	& / zx_pkh(i)
3288	ENDIF
3289	ENDIF
3290	zx_dq_s_dt(i) = RCPD * zx_pkh(i) * zx_dq_s_dh
3291	zx_qsat(i) = zx_qs
3292	zx_coef(i) = coef1lay(i) &
3293	& * (1.0+SQRT(u1lay(i)2+v1lay(i)2)) &
3294	& * p1lay(i)/(RD*t1lay(i))
3295
3296	ENDDO
3297
3298
3299	! === Calcul de la temperature de surface ===
3300	!
3301	! zx_sl = chaleur latente d'evaporation ou de sublimation
3302	!
3303	do i = 1, knon
3304	zx_sl(i) = RLVTT
3305	if (tsurf(i) .LT. RTT) zx_sl(i) = RLSTT
3306	zx_k1(i) = zx_coef(i)
3307	enddo
3308
3309
3310	do i = 1, knon
3311	! Q
3312	zx_oq(i) = 1. - (beta(i) * zx_k1(i) * peqBcoef(i) * dtime)
3313	zx_mq(i) = beta(i) * zx_k1(i) * &
3314	& (peqAcoef(i) - zx_qsat(i) &
3315	& + zx_dq_s_dt(i) * tsurf(i)) &
3316	& / zx_oq(i)
3317	zx_nq(i) = beta(i) * zx_k1(i) * (-1. * zx_dq_s_dt(i)) &
3318	& / zx_oq(i)
3319
3320	! H
3321	zx_oh(i) = 1. - (zx_k1(i) * petBcoef(i) * dtime)
3322	zx_mh(i) = zx_k1(i) * petAcoef(i) / zx_oh(i)
3323	zx_nh(i) = - (zx_k1(i) * RCPD * zx_pkh(i))/ zx_oh(i)
3324
3325	! Tsurface
3326	tsurf_new(i) = (tsurf(i) + cal(i)/(RCPD * zx_pkh(i)) * dtime * &
3327	& (radsol(i) + zx_mh(i) + zx_sl(i) * zx_mq(i)) &
3328	& + dif_grnd(i) * t_grnd * dtime)/ &
3329	& ( 1. - dtime * cal(i)/(RCPD * zx_pkh(i)) * ( &
3330	& zx_nh(i) + zx_sl(i) * zx_nq(i)) &
3331	& + dtime * dif_grnd(i))
3332
3333	!
3334	! Y'a-t-il fonte de neige?
3335	!
3336	! fonte_neige = (nisurf /= is_oce) .AND. &
3337	! & (snow(i) > epsfra .OR. nisurf == is_sic .OR. nisurf == is_lic) &
3338	! & .AND. (tsurf_new(i) >= RTT)
3339	! if (fonte_neige) tsurf_new(i) = RTT
3340	d_ts(i) = tsurf_new(i) - tsurf(i)
3341	! zx_h_ts(i) = tsurf_new(i) * RCPD * zx_pkh(i)
3342	! zx_q_0(i) = zx_qsat(i) + zx_dq_s_dt(i) * d_ts(i)
3343	!== flux_q est le flux de vapeur d'eau: kg/(m**2 s) positive vers bas
3344	!== flux_t est le flux de cpt (energie sensible): j/(m**2 s)
3345	evap(i) = - zx_mq(i) - zx_nq(i) * tsurf_new(i)
3346	fluxlat(i) = - evap(i) * zx_sl(i)
3347	fluxsens(i) = zx_mh(i) + zx_nh(i) * tsurf_new(i)
3348	! Derives des flux dF/dTs (W m-2 K-1):
3349	dflux_s(i) = zx_nh(i)
3350	dflux_l(i) = (zx_sl(i) * zx_nq(i))
3351	! Nouvelle valeure de l'humidite au dessus du sol
3352	qsat_new=zx_qsat(i) + zx_dq_s_dt(i) * d_ts(i)
3353	q1_new = peqAcoef(i) - peqBcoef(i)evap(i)dtime
3354	qsurf(i)=q1_new(1.-beta(i)) + beta(i)qsat_new
3355	!
3356	! en cas de fonte de neige
3357	!
3358	! if (fonte_neige) then
3359	! bilan_f = radsol(i) + fluxsens(i) - (zx_sl(i) * evap (i)) - &
3360	! & dif_grnd(i) * (tsurf_new(i) - t_grnd) - &
3361	! & RCPD * (zx_pkh(i))/cal(i)/dtime * (tsurf_new(i) - tsurf(i))
3362	! bilan_f = max(0., bilan_f)
3363	! fq_fonte = bilan_f / zx_sl(i)
3364	! snow(i) = max(0., snow(i) - fq_fonte * dtime)
3365	! qsol(i) = qsol(i) + (fq_fonte * dtime)
3366	! endif
3367	!!$ if (nisurf == is_ter) &
3368	!!$ & run_off(i) = run_off(i) + max(qsol(i) - max_eau_sol, 0.0)
3369	!!$ qsol(i) = min(qsol(i), max_eau_sol)
3370	ENDDO
3371
3372	END SUBROUTINE calcul_fluxs
3373	!
3374	!#########################################################################
3375	!
3376	SUBROUTINE gath2cpl(champ_in, champ_out, klon, knon, iim, jmp1, knindex)
3377	USE mod_phys_lmdz_para
3378	implicit none
3379
3380	! Cette routine ecrit un champ 'gathered' sur la grille 2D pour le passer
3381	! au coupleur.
3382	!
3383	!
3384	! input:
3385	! champ_in champ sur la grille gathere
3386	! knon nombre de points dans le domaine a traiter
3387	! knindex index des points de la surface a traiter
3388	! klon taille de la grille
3389	! iim,jjm dimension de la grille 2D
3390	!
3391	! output:
3392	! champ_out champ sur la grille 2D
3393	!
3394	! input
3395	integer :: klon, knon, iim, jmp1
3396	real, dimension(klon_loc) :: champ_in
3397	integer, dimension(klon_loc) :: knindex
3398	! output
3399	real, dimension(iim,jmp1) :: champ_out
3400	! local
3401	integer :: i, ig, j
3402	real, dimension(klon_loc) :: tamp
3403
3404	tamp = 0.
3405	do i = 1, knon
3406	ig = knindex(i)
3407	tamp(ig) = champ_in(i)
3408	enddo
3409
3410
3411	CALL Grid1Dto2D_mpi(tamp,champ_out)
3412
3413	END SUBROUTINE gath2cpl
3414	!
3415	!#########################################################################
3416	!
3417	SUBROUTINE cpl2gath(champ_in, champ_out, klon, knon, iim, jmp1, knindex)
3418	USE mod_phys_lmdz_para
3419	implicit none
3420	! Cette routine ecrit un champ 'gathered' sur la grille 2D pour le passer
3421	! au coupleur.
3422	!
3423	!
3424	! input:
3425	! champ_in champ sur la grille gathere
3426	! knon nombre de points dans le domaine a traiter
3427	! knindex index des points de la surface a traiter
3428	! klon taille de la grille
3429	! iim,jjm dimension de la grille 2D
3430	!
3431	! output:
3432	! champ_out champ sur la grille 2D
3433	!
3434	! input
3435	integer :: klon, knon, iim, jmp1
3436	real, dimension(iim,jmp1) :: champ_in
3437	integer, dimension(klon_loc) :: knindex
3438	! output
3439	real, dimension(klon_loc) :: champ_out
3440	! local
3441	integer :: i, ig, j
3442	real, dimension(klon_loc) :: tamp
3443	logical ,save :: check = .false.
3444	!$OMP THREADPRIVATE(check)
3445
3446	CALL Grid2Dto1D_mpi(champ_in,tamp)
3447
3448	do i = 1, knon
3449	ig = knindex(i)
3450	champ_out(i) = tamp(ig)
3451	enddo
3452
3453	END SUBROUTINE cpl2gath
3454	!
3455	!#########################################################################
3456	!
3457	SUBROUTINE albsno(klon, knon,dtime,agesno,alb_neig_grid, precip_snow)
3458	IMPLICIT none
3459
3460	INTEGER :: klon, knon
3461	INTEGER, PARAMETER :: nvm = 8
3462	REAL :: dtime
3463	REAL, dimension(klon,nvm) :: veget
3464	REAL, DIMENSION(klon) :: alb_neig_grid, agesno, precip_snow
3465
3466	INTEGER :: i, nv
3467
3468	REAL, DIMENSION(nvm),SAVE :: init, decay
3469	!$OMP THREADPRIVATE(init, decay)
3470	REAL :: as
3471	DATA init /0.55, 0.14, 0.18, 0.29, 0.15, 0.15, 0.14, 0./
3472	DATA decay/0.30, 0.67, 0.63, 0.45, 0.40, 0.14, 0.06, 1./
3473
3474	veget = 0.
3475	veget(:,1) = 1. ! desert partout
3476	DO i = 1, knon
3477	alb_neig_grid(i) = 0.0
3478	ENDDO
3479	DO nv = 1, nvm
3480	DO i = 1, knon
3481	as = init(nv)+decay(nv)*EXP(-agesno(i)/5.)
3482	alb_neig_grid(i) = alb_neig_grid(i) + veget(i,nv)*as
3483	ENDDO
3484	ENDDO
3485	!
3486	!! modilation en fonction de l'age de la neige
3487	!
3488	DO i = 1, knon
3489	agesno(i) = (agesno(i) + (1.-agesno(i)/50.)*dtime/86400.)&
3490	& * EXP(-1.MAX(0.0,precip_snow(i))dtime/0.3)
3491	agesno(i) = MAX(agesno(i),0.0)
3492	ENDDO
3493
3494	END SUBROUTINE albsno
3495	!
3496	!#########################################################################
3497	!
3498
3499	SUBROUTINE fonte_neige( klon, knon, nisurf, dtime, &
3500	& tsurf, p1lay, cal, beta, coef1lay, ps, &
3501	& precip_rain, precip_snow, snow, qsol, &
3502	& radsol, dif_grnd, t1lay, q1lay, u1lay, v1lay, &
3503	& petAcoef, peqAcoef, petBcoef, peqBcoef, &
3504	& tsurf_new, evap, fluxlat, fluxsens, dflux_s, dflux_l, &
3505	& fqcalving,fqfonte,ffonte,run_off_lic_0)
3506
3507	! Routine de traitement de la fonte de la neige dans le cas du traitement
3508	! de sol simplifie !
3509	! LF 03/2001
3510	! input:
3511	! knon nombre de points a traiter
3512	! nisurf surface a traiter
3513	! tsurf temperature de surface
3514	! p1lay pression 1er niveau (milieu de couche)
3515	! cal capacite calorifique du sol
3516	! beta evap reelle
3517	! coef1lay coefficient d'echange
3518	! ps pression au sol
3519	! precip_rain precipitations liquides
3520	! precip_snow precipitations solides
3521	! snow champs hauteur de neige
3522	! qsol hauteur d'eau contenu dans le sol
3523	! runoff runoff en cas de trop plein
3524	! petAcoef coeff. A de la resolution de la CL pour t
3525	! peqAcoef coeff. A de la resolution de la CL pour q
3526	! petBcoef coeff. B de la resolution de la CL pour t
3527	! peqBcoef coeff. B de la resolution de la CL pour q
3528	! radsol rayonnement net aus sol (LW + SW)
3529	! dif_grnd coeff. diffusion vers le sol profond
3530	!
3531	! output:
3532	! tsurf_new temperature au sol
3533	! fluxsens flux de chaleur sensible
3534	! fluxlat flux de chaleur latente
3535	! dflux_s derivee du flux de chaleur sensible / Ts
3536	! dflux_l derivee du flux de chaleur latente / Ts
3537	! in/out:
3538	! run_off_lic_0 run off glacier du pas de temps precedent
3539	!
3540
3541	#include "YOETHF.inc"
3542	!rv#include "FCTTRE.inc"
3543	#include "indicesol.inc"
3544	!IM cf JLD
3545	#include "YOMCST.inc"
3546
3547	! Parametres d'entree
3548	integer, intent(IN) :: knon, nisurf, klon
3549	real , intent(IN) :: dtime
3550	real, dimension(klon), intent(IN) :: petAcoef, peqAcoef
3551	real, dimension(klon), intent(IN) :: petBcoef, peqBcoef
3552	real, dimension(klon), intent(IN) :: ps, q1lay
3553	real, dimension(klon), intent(IN) :: tsurf, p1lay, cal, beta, coef1lay
3554	real, dimension(klon), intent(IN) :: precip_rain, precip_snow
3555	real, dimension(klon), intent(IN) :: radsol, dif_grnd
3556	real, dimension(klon), intent(IN) :: t1lay, u1lay, v1lay
3557	real, dimension(klon), intent(INOUT) :: snow, qsol
3558
3559	! Parametres sorties
3560	real, dimension(klon), intent(INOUT):: tsurf_new, evap, fluxsens, fluxlat
3561	real, dimension(klon), intent(INOUT):: dflux_s, dflux_l
3562	! Flux thermique utiliser pour fondre la neige
3563	real, dimension(klon), intent(INOUT):: ffonte
3564	! Flux d'eau "perdu" par la surface et necessaire pour que limiter la
3565	! hauteur de neige, en kg/m2/s. Et flux d'eau de fonte de la calotte.
3566	REAL, DIMENSION(klon), INTENT(INOUT):: fqcalving, fqfonte
3567	real, dimension(klon), intent(INOUT):: run_off_lic_0
3568	! Variables locales
3569	! Masse maximum de neige (kg/m2). Au dessus de ce seuil, la neige
3570	! en exces "s'ecoule" (calving)
3571	! real, parameter :: snow_max=1.
3572	!IM cf JLD/GK
3573	real, parameter :: snow_max=3000.
3574	integer :: i
3575	real, dimension(klon) :: zx_mh, zx_nh, zx_oh
3576	real, dimension(klon) :: zx_mq, zx_nq, zx_oq
3577	real, dimension(klon) :: zx_pkh, zx_dq_s_dt, zx_qsat, zx_coef
3578	real, dimension(klon) :: zx_sl, zx_k1
3579	real, dimension(klon) :: zx_q_0 , d_ts
3580	real :: zdelta, zcvm5, zx_qs, zcor, zx_dq_s_dh
3581	real :: bilan_f, fq_fonte
3582	REAL :: subli, fsno
3583	REAL, DIMENSION(klon) :: bil_eau_s, snow_evap
3584	real, parameter :: t_grnd = 271.35, t_coup = 273.15
3585	!! PB temporaire en attendant mieux pour le modele de neige
3586	! REAL, parameter :: chasno = RLMLT/(2.3867E+06*0.15)
3587	REAL, parameter :: chasno = 3.334E+05/(2.3867E+06*0.15)
3588	!IM cf JLD/ GKtest
3589	REAL, parameter :: chaice = 3.334E+05/(2.3867E+06*0.15)
3590	! fin GKtest
3591	!
3592	logical, save :: check = .FALSE.
3593	!$OMP THREADPRIVATE(check)
3594	character (len = 20) :: modname = 'fonte_neige'
3595	logical, save :: neige_fond = .false.
3596	!$OMP THREADPRIVATE(neige_fond)
3597	real, save :: max_eau_sol = 150.0
3598	!$OMP THREADPRIVATE(max_eau_sol)
3599	character (len = 80) :: abort_message
3600	logical,save :: first = .true.,second=.false.
3601	!$OMP THREADPRIVATE(first,second)
3602	real :: coeff_rel
3603	#include "FCTTRE.inc"
3604
3605
3606	if (check) write(,)'Entree ', modname,' surface = ',nisurf
3607
3608	! Initialisations
3609	coeff_rel = dtime/(tau_calv * rday)
3610	bil_eau_s(:) = 0.
3611	DO i = 1, knon
3612	zx_pkh(i) = (ps(i)/ps(i))**RKAPPA
3613	IF (thermcep) THEN
3614	zdelta=MAX(0.,SIGN(1.,rtt-tsurf(i)))
3615	zcvm5 = R5LESRLVTT(1.-zdelta) + R5IESRLSTTzdelta
3616	zcvm5 = zcvm5 / RCPD / (1.0+RVTMP2*q1lay(i))
3617	zx_qs= r2es * FOEEW(tsurf(i),zdelta)/ps(i)
3618	zx_qs=MIN(0.5,zx_qs)
3619	zcor=1./(1.-retv*zx_qs)
3620	zx_qs=zx_qs*zcor
3621	zx_dq_s_dh = FOEDE(tsurf(i),zdelta,zcvm5,zx_qs,zcor) &
3622	& /RLVTT / zx_pkh(i)
3623	ELSE
3624	IF (tsurf(i).LT.t_coup) THEN
3625	zx_qs = qsats(tsurf(i)) / ps(i)
3626	zx_dq_s_dh = dqsats(tsurf(i),zx_qs)/RLVTT &
3627	& / zx_pkh(i)
3628	ELSE
3629	zx_qs = qsatl(tsurf(i)) / ps(i)
3630	zx_dq_s_dh = dqsatl(tsurf(i),zx_qs)/RLVTT &
3631	& / zx_pkh(i)
3632	ENDIF
3633	ENDIF
3634	zx_dq_s_dt(i) = RCPD * zx_pkh(i) * zx_dq_s_dh
3635	zx_qsat(i) = zx_qs
3636	zx_coef(i) = coef1lay(i) &
3637	& * (1.0+SQRT(u1lay(i)2+v1lay(i)2)) &
3638	& * p1lay(i)/(RD*t1lay(i))
3639	ENDDO
3640
3641
3642	! === Calcul de la temperature de surface ===
3643	!
3644	! zx_sl = chaleur latente d'evaporation ou de sublimation
3645	!
3646	do i = 1, knon
3647	zx_sl(i) = RLVTT
3648	if (tsurf(i) .LT. RTT) zx_sl(i) = RLSTT
3649	zx_k1(i) = zx_coef(i)
3650	enddo
3651
3652
3653	do i = 1, knon
3654	! Q
3655	zx_oq(i) = 1. - (beta(i) * zx_k1(i) * peqBcoef(i) * dtime)
3656	zx_mq(i) = beta(i) * zx_k1(i) * &
3657	& (peqAcoef(i) - zx_qsat(i) &
3658	& + zx_dq_s_dt(i) * tsurf(i)) &
3659	& / zx_oq(i)
3660	zx_nq(i) = beta(i) * zx_k1(i) * (-1. * zx_dq_s_dt(i)) &
3661	& / zx_oq(i)
3662
3663	! H
3664	zx_oh(i) = 1. - (zx_k1(i) * petBcoef(i) * dtime)
3665	zx_mh(i) = zx_k1(i) * petAcoef(i) / zx_oh(i)
3666	zx_nh(i) = - (zx_k1(i) * RCPD * zx_pkh(i))/ zx_oh(i)
3667	enddo
3668
3669
3670	WHERE (precip_snow > 0.) snow = snow + (precip_snow * dtime)
3671	snow_evap = 0.
3672	WHERE (evap > 0. )
3673	snow_evap = MIN (snow / dtime, evap)
3674	snow = snow - snow_evap * dtime
3675	snow = MAX(0.0, snow)
3676	end where
3677
3678	! bil_eau_s = bil_eau_s + (precip_rain * dtime) - (evap - snow_evap) * dtime
3679	bil_eau_s = (precip_rain * dtime) - (evap - snow_evap) * dtime
3680
3681	!
3682	! Y'a-t-il fonte de neige?
3683	!
3684	ffonte=0.
3685	do i = 1, knon
3686	neige_fond = ((snow(i) > epsfra .OR. nisurf == is_sic .OR. nisurf == is_lic) &
3687	& .AND. tsurf_new(i) >= RTT)
3688	if (neige_fond) then
3689	fq_fonte = MIN( MAX((tsurf_new(i)-RTT )/chasno,0.0),snow(i))
3690	ffonte(i) = fq_fonte * RLMLT/dtime
3691	fqfonte(i) = fq_fonte/dtime
3692	snow(i) = max(0., snow(i) - fq_fonte)
3693	bil_eau_s(i) = bil_eau_s(i) + fq_fonte
3694	tsurf_new(i) = tsurf_new(i) - fq_fonte * chasno
3695	!IM cf JLD OK
3696	!IM cf JLD/ GKtest fonte aussi pour la glace
3697	IF (nisurf == is_sic .OR. nisurf == is_lic ) THEN
3698	fq_fonte = MAX((tsurf_new(i)-RTT )/chaice,0.0)
3699	ffonte(i) = ffonte(i) + fq_fonte * RLMLT/dtime
3700	IF ( ok_lic_melt ) THEN
3701	fqfonte(i) = fqfonte(i) + fq_fonte/dtime
3702	bil_eau_s(i) = bil_eau_s(i) + fq_fonte
3703	ENDIF
3704	tsurf_new(i) = RTT
3705	ENDIF
3706	d_ts(i) = tsurf_new(i) - tsurf(i)
3707	endif
3708	!
3709	! s'il y a une hauteur trop importante de neige, elle s'coule
3710	fqcalving(i) = max(0., snow(i) - snow_max)/dtime
3711	snow(i)=min(snow(i),snow_max)
3712	!
3713	IF (nisurf == is_ter) then
3714	qsol(i) = qsol(i) + bil_eau_s(i)
3715	run_off(i) = run_off(i) + MAX(qsol(i) - max_eau_sol, 0.0)
3716	qsol(i) = MIN(qsol(i), max_eau_sol)
3717	else if (nisurf == is_lic) then
3718	run_off_lic(i) = (coeff_rel * fqcalving(i)) + &
3719	& (1. - coeff_rel) * run_off_lic_0(i)
3720	run_off_lic_0(i) = run_off_lic(i)
3721	run_off_lic(i) = run_off_lic(i) + fqfonte(i)/dtime
3722	endif
3723	enddo
3724
3725	END SUBROUTINE fonte_neige
3726	!
3727	!#########################################################################
3728	!
3729	END MODULE interface_surf

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