phylmd/Interface_surf/interfsurf_hq.f

module interfsurf_hq_m

  implicit none

contains

  SUBROUTINE interfsurf_hq(dtime, jour, rmu0, nisurf, knon, knindex, debut, &
       tsoil, qsol, u1_lay, v1_lay, temp_air, spechum, tq_cdrag, petAcoef, &
       peqAcoef, petBcoef, peqBcoef, precip_rain, precip_snow, fder, rugos, &
       rugoro, snow, qsurf, tsurf, p1lay, ps, radsol, evap, flux_t, fluxlat, &
       dflux_l, dflux_s, tsurf_new, albedo, z0_new, pctsrf_new_sic, agesno, &
       fqcalving, ffonte, run_off_lic_0)

    ! Cette routine sert d'aiguillage entre l'atmosph\`ere et la surface
    ! en g\'en\'eral (sols continentaux, oc\'eans, glaces) pour les flux de
    ! chaleur et d'humidit\'e.

    ! Laurent Fairhead, February 2000

    USE abort_gcm_m, ONLY: abort_gcm
    use alboc_cd_m, only: alboc_cd
    USE albsno_m, ONLY: albsno
    use calbeta_m, only: calbeta
    USE calcul_fluxs_m, ONLY: calcul_fluxs
    use clesphys2, only: soil_model
    USE dimphy, ONLY: klon
    USE fonte_neige_m, ONLY: fonte_neige
    USE indicesol, ONLY: epsfra, is_lic, is_oce, is_sic, is_ter
    USE interface_surf, ONLY: run_off_lic, conf_interface
    USE interfsur_lim_m, ONLY: interfsur_lim
    use read_sst_m, only: read_sst
    use soil_m, only: soil
    USE suphec_m, ONLY: rcpd, rtt

    real, intent(IN):: dtime ! pas de temps de la physique (en s)
    integer, intent(IN):: jour ! jour dans l'annee en cours
    real, intent(IN):: rmu0(klon) ! cosinus de l'angle solaire zenithal
    integer, intent(IN):: nisurf ! index de la surface a traiter
    integer, intent(IN):: knon ! nombre de points de la surface a traiter

    integer, intent(in):: knindex(:) ! (knon)
    ! index des points de la surface a traiter

    logical, intent(IN):: debut ! 1er appel a la physique
    ! (si false calcul simplifie des fluxs sur les continents)

    REAL, intent(inout):: tsoil(:, :) ! (knon, nsoilmx)

    REAL, intent(INOUT):: qsol(klon)
    ! column-density of water in soil, in kg m-2

    real, dimension(klon), intent(IN):: u1_lay, v1_lay
    ! u1_lay vitesse u 1ere couche
    ! v1_lay vitesse v 1ere couche
    real, dimension(klon), intent(IN):: temp_air, spechum
    ! temp_air temperature de l'air 1ere couche
    ! spechum humidite specifique 1ere couche
    real, dimension(klon), intent(INOUT):: tq_cdrag
    ! tq_cdrag cdrag
    real, dimension(klon), intent(IN):: petAcoef, peqAcoef
    ! petAcoef coeff. A de la resolution de la CL pour t
    ! peqAcoef coeff. A de la resolution de la CL pour q
    real, dimension(klon), intent(IN):: petBcoef, peqBcoef
    ! petBcoef coeff. B de la resolution de la CL pour t
    ! peqBcoef coeff. B de la resolution de la CL pour q

    real, intent(IN):: precip_rain(klon)
    ! precipitation, liquid water mass flux (kg / m2 / s), positive down

    real, intent(IN):: precip_snow(klon)
    ! precipitation, solid water mass flux (kg / m2 / s), positive down

    REAL, INTENT(INOUT):: fder(klon) ! derivee des flux (pour le couplage)
    real, intent(IN):: rugos(klon) ! rugosite
    real, intent(IN):: rugoro(klon) ! rugosite orographique
    real, intent(INOUT):: snow(klon), qsurf(klon)
    real, intent(IN):: tsurf(:) ! (knon) temp\'erature de surface
    real, dimension(klon), intent(IN):: p1lay
    ! p1lay pression 1er niveau (milieu de couche)
    real, dimension(klon), intent(IN):: ps
    ! ps pression au sol

    REAL, DIMENSION(klon), INTENT(INOUT):: radsol
    ! rayonnement net au sol (LW + SW)

    real, intent(OUT):: evap(:) ! (knon) evaporation totale

    real, intent(OUT):: flux_t(:) ! (knon) flux de chaleur sensible
    ! (Cp T) à la surface, positif vers le bas, W / m2
    
    real, intent(OUT):: fluxlat(:) ! (knon) flux de chaleur latente
    real, dimension(klon), intent(OUT):: dflux_l, dflux_s
    real, intent(OUT):: tsurf_new(:) ! (knon) temp\'erature au sol
    real, intent(OUT):: albedo(:) ! (knon) albedo
    real, intent(OUT):: z0_new(klon) ! surface roughness

    real, intent(in):: pctsrf_new_sic(:) ! (klon) 
    ! nouvelle repartition des surfaces

    real, intent(INOUT):: agesno(:) ! (knon)

    ! Flux d'eau "perdue" par la surface et n\'ecessaire pour que limiter la
    ! hauteur de neige, en kg / m2 / s
    !jld a rajouter real, dimension(klon), intent(INOUT):: fqcalving
    real, dimension(klon), intent(INOUT):: fqcalving

    ! Flux thermique utiliser pour fondre la neige
    !jld a rajouter real, dimension(klon), intent(INOUT):: ffonte
    real, dimension(klon), intent(INOUT):: ffonte

    real, dimension(klon), intent(INOUT):: run_off_lic_0
    ! run_off_lic_0 runoff glacier du pas de temps precedent

    ! Local:
    REAL soilcap(knon)
    REAL soilflux(knon)
    logical:: first_call = .true.
    integer ii
    real, dimension(klon):: cal, beta, dif_grnd, capsol
    real, parameter:: calice = 1. / (5.1444e6 * 0.15), tau_gl = 86400. * 5.
    real, parameter:: calsno = 1. / (2.3867e6 * 0.15)
    real tsurf_temp(knon)
    real alb_neig(knon)
    real zfra(knon)
    REAL, PARAMETER:: fmagic = 1. ! facteur magique pour r\'egler l'alb\'edo

    !-------------------------------------------------------------

    ! On doit commencer par appeler les schemas de surfaces continentales
    ! car l'ocean a besoin du ruissellement qui est y calcule

    if (first_call) then
       call conf_interface

       if (nisurf /= is_ter .and. klon > 1) then
          print *, ' nisurf = ', nisurf, ' /= is_ter = ', is_ter
          print *, 'or on doit commencer par les surfaces continentales'
          call abort_gcm("interfsurf_hq", &
               'On doit commencer par les surfaces continentales')
       endif

       if (is_oce > is_sic) then
          print *, 'is_oce = ', is_oce, '> is_sic = ', is_sic
          call abort_gcm("interfsurf_hq", &
               "L'ocean doit etre traite avant la banquise")
       endif

       first_call = .false.
    endif

    ! Initialisations diverses

    ffonte(1:knon) = 0.
    fqcalving(1:knon) = 0.
    cal = 999999.
    beta = 999999.
    dif_grnd = 999999.
    capsol = 999999.
    z0_new = 999999.
    tsurf_new = 999999.

    ! Aiguillage vers les differents schemas de surface

    select case (nisurf)
    case (is_ter)
       ! Surface "terre", appel \`a l'interface avec les sols continentaux

       ! Calcul age de la neige

       ! Read albedo from the file containing boundary conditions then
       ! add the albedo of snow:

       call interfsur_lim(dtime, jour, knindex, debut, albedo, z0_new)

       ! Calcul snow et qsurf, hydrologie adapt\'ee
       CALL calbeta(is_ter, snow(:knon), qsol(:knon), beta(:knon), &
            capsol(:knon), dif_grnd(:knon))

       IF (soil_model) THEN
          CALL soil(dtime, is_ter, snow(:knon), tsurf, tsoil, soilcap, soilflux)
          cal(1:knon) = RCPD / soilcap
          radsol(1:knon) = radsol(1:knon) + soilflux
       ELSE
          cal = RCPD * capsol
       ENDIF

       CALL calcul_fluxs(dtime, tsurf, p1lay(:knon), cal(:knon), &
            beta(:knon), tq_cdrag(:knon), ps(:knon), qsurf(:knon), &
            radsol(:knon), dif_grnd(:knon), temp_air(:knon), spechum(:knon), &
            u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), peqAcoef(:knon), &
            petBcoef(:knon), peqBcoef(:knon), tsurf_new, evap, &
            fluxlat, flux_t, dflux_s(:knon), dflux_l(:knon))

       CALL fonte_neige(is_ter, dtime, tsurf, p1lay(:knon), beta(:knon), &
            tq_cdrag(:knon), ps(:knon), precip_rain(:knon), &
            precip_snow(:knon), snow(:knon), qsol(:knon), temp_air(:knon), &
            spechum(:knon), u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), &
            peqAcoef(:knon), petBcoef(:knon), peqBcoef(:knon), tsurf_new, &
            evap, fqcalving(:knon), ffonte(:knon), run_off_lic_0(:knon))

       call albsno(dtime, agesno, alb_neig, precip_snow(:knon))
       where (snow(:knon) < 0.0001) agesno = 0.
       zfra = max(0., min(1., snow(:knon) / (snow(:knon) + 10.)))
       albedo = alb_neig * zfra + albedo * (1. - zfra)
       z0_new = sqrt(z0_new**2 + rugoro**2)
    case (is_oce)
       ! Surface "oc\'ean", appel \`a l'interface avec l'oc\'ean

       call read_sst(dtime, jour, knindex, debut, tsurf_temp)
       cal = 0.
       beta = 1.
       dif_grnd = 0.
       agesno = 0.
       call calcul_fluxs(dtime, tsurf_temp, p1lay(:knon), cal(:knon), &
            beta(:knon), tq_cdrag(:knon), ps(:knon), qsurf(:knon), &
            radsol(:knon), dif_grnd(:knon), temp_air(:knon), spechum(:knon), &
            u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), peqAcoef(:knon), &
            petBcoef(:knon), peqBcoef(:knon), tsurf_new, evap, &
            fluxlat, flux_t, dflux_s(:knon), dflux_l(:knon))
       fder = fder + dflux_s + dflux_l
       albedo = alboc_cd(rmu0(knindex)) * fmagic
       z0_new = sqrt(rugos**2 + rugoro**2)
    case (is_sic)
       ! Surface "glace de mer" appel a l'interface avec l'ocean

       DO ii = 1, knon
          tsurf_new(ii) = tsurf(ii)
          IF (pctsrf_new_sic(knindex(ii)) < EPSFRA) then
             snow(ii) = 0.
             tsurf_new(ii) = RTT - 1.8
             IF (soil_model) tsoil(ii, :) = RTT - 1.8
          endif
       enddo

       CALL calbeta(is_sic, snow(:knon), qsol(:knon), beta(:knon), &
            capsol(:knon), dif_grnd(:knon))

       IF (soil_model) THEN
          CALL soil(dtime, is_sic, snow(:knon), tsurf_new, tsoil, soilcap, &
               soilflux)
          cal(1:knon) = RCPD / soilcap
          radsol(1:knon) = radsol(1:knon) + soilflux
          dif_grnd = 0.
       ELSE
          dif_grnd = 1. / tau_gl
          cal = RCPD * calice
          WHERE (snow > 0.) cal = RCPD * calsno
       ENDIF
       tsurf_temp = tsurf_new
       beta = 1.

       CALL calcul_fluxs(dtime, tsurf_temp, p1lay(:knon), cal(:knon), &
            beta(:knon), tq_cdrag(:knon), ps(:knon), qsurf(:knon), &
            radsol(:knon), dif_grnd(:knon), temp_air(:knon), spechum(:knon), &
            u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), peqAcoef(:knon), &
            petBcoef(:knon), peqBcoef(:knon), tsurf_new, evap, &
            fluxlat, flux_t, dflux_s(:knon), dflux_l(:knon))

       CALL fonte_neige(is_sic, dtime, tsurf_temp, p1lay(:knon), beta(:knon), &
            tq_cdrag(:knon), ps(:knon), precip_rain(:knon), &
            precip_snow(:knon), snow(:knon), qsol(:knon), temp_air(:knon), &
            spechum(:knon), u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), &
            peqAcoef(:knon), petBcoef(:knon), peqBcoef(:knon), tsurf_new, &
            evap, fqcalving(:knon), ffonte(:knon), run_off_lic_0(:knon))

       ! Compute the albedo:

       CALL albsno(dtime, agesno, alb_neig, precip_snow(:knon))
       WHERE (snow(:knon) < 0.0001) agesno = 0.
       zfra = MAX(0., MIN(1., snow(:knon) / (snow(:knon) + 10.)))
       albedo = alb_neig * zfra + 0.6 * (1. - zfra)

       fder = fder + dflux_s + dflux_l
       z0_new = SQRT(0.002**2 + rugoro**2)
    case (is_lic)
       if (.not. allocated(run_off_lic)) then
          allocate(run_off_lic(knon))
          run_off_lic = 0.
       endif

       ! Surface "glacier continentaux" appel a l'interface avec le sol

       IF (soil_model) THEN
          CALL soil(dtime, is_lic, snow(:knon), tsurf, tsoil, soilcap, soilflux)
          cal(1:knon) = RCPD / soilcap
          radsol(1:knon) = radsol(1:knon) + soilflux
       ELSE
          cal = RCPD * calice
          WHERE (snow > 0.) cal = RCPD * calsno
       ENDIF
       beta = 1.
       dif_grnd = 0.

       call calcul_fluxs(dtime, tsurf, p1lay(:knon), cal(:knon), &
            beta(:knon), tq_cdrag(:knon), ps(:knon), qsurf(:knon), &
            radsol(:knon), dif_grnd(:knon), temp_air(:knon), spechum(:knon), &
            u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), peqAcoef(:knon), &
            petBcoef(:knon), peqBcoef(:knon), tsurf_new, evap, &
            fluxlat, flux_t, dflux_s(:knon), dflux_l(:knon))

       call fonte_neige(is_lic, dtime, tsurf, p1lay(:knon), beta(:knon), &
            tq_cdrag(:knon), ps(:knon), precip_rain(:knon), &
            precip_snow(:knon), snow(:knon), qsol(:knon), temp_air(:knon), &
            spechum(:knon), u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), &
            peqAcoef(:knon), petBcoef(:knon), peqBcoef(:knon), tsurf_new, &
            evap, fqcalving(:knon), ffonte(:knon), run_off_lic_0(:knon))

       ! calcul albedo
       CALL albsno(dtime, agesno, alb_neig, precip_snow(:knon))
       WHERE (snow(:knon) < 0.0001) agesno = 0.
       albedo = 0.77

       ! Rugosite
       z0_new = rugoro
    case default
       print *, 'Index surface = ', nisurf
       call abort_gcm("interfsurf_hq", 'Index surface non valable')
    end select

  END SUBROUTINE interfsurf_hq

end module interfsurf_hq_m
1	guez	54	module interfsurf_hq_m
2
3			implicit none
4
5			contains
6
7	guez	209	SUBROUTINE interfsurf_hq(dtime, jour, rmu0, nisurf, knon, knindex, debut, &
8			tsoil, qsol, u1_lay, v1_lay, temp_air, spechum, tq_cdrag, petAcoef, &
9			peqAcoef, petBcoef, peqBcoef, precip_rain, precip_snow, fder, rugos, &
10			rugoro, snow, qsurf, tsurf, p1lay, ps, radsol, evap, flux_t, fluxlat, &
11			dflux_l, dflux_s, tsurf_new, albedo, z0_new, pctsrf_new_sic, agesno, &
12			fqcalving, ffonte, run_off_lic_0)
13	guez	54
14	guez	150	! Cette routine sert d'aiguillage entre l'atmosph\`ere et la surface
15			! en g\'en\'eral (sols continentaux, oc\'eans, glaces) pour les flux de
16			! chaleur et d'humidit\'e.
17	guez	54
18	guez	104	! Laurent Fairhead, February 2000
19	guez	54
20	guez	72	USE abort_gcm_m, ONLY: abort_gcm
21	guez	154	use alboc_cd_m, only: alboc_cd
22	guez	72	USE albsno_m, ONLY: albsno
23	guez	101	use calbeta_m, only: calbeta
24	guez	72	USE calcul_fluxs_m, ONLY: calcul_fluxs
25	guez	209	use clesphys2, only: soil_model
26	guez	98	USE dimphy, ONLY: klon
27	guez	72	USE fonte_neige_m, ONLY: fonte_neige
28	guez	207	USE indicesol, ONLY: epsfra, is_lic, is_oce, is_sic, is_ter
29	guez	202	USE interface_surf, ONLY: run_off_lic, conf_interface
30	guez	72	USE interfsur_lim_m, ONLY: interfsur_lim
31	guez	202	use read_sst_m, only: read_sst
32	guez	101	use soil_m, only: soil
33	guez	178	USE suphec_m, ONLY: rcpd, rtt
34	guez	54
35	guez	99	real, intent(IN):: dtime ! pas de temps de la physique (en s)
36			integer, intent(IN):: jour ! jour dans l'annee en cours
37			real, intent(IN):: rmu0(klon) ! cosinus de l'angle solaire zenithal
38	guez	101	integer, intent(IN):: nisurf ! index de la surface a traiter
39			integer, intent(IN):: knon ! nombre de points de la surface a traiter
40
41	guez	106	integer, intent(in):: knindex(:) ! (knon)
42	guez	101	! index des points de la surface a traiter
43
44			logical, intent(IN):: debut ! 1er appel a la physique
45	guez	54	! (si false calcul simplifie des fluxs sur les continents)
46	guez	101
47	guez	208	REAL, intent(inout):: tsoil(:, :) ! (knon, nsoilmx)
48	guez	101
49			REAL, intent(INOUT):: qsol(klon)
50			! column-density of water in soil, in kg m-2
51
52	guez	99	real, dimension(klon), intent(IN):: u1_lay, v1_lay
53	guez	54	! u1_lay vitesse u 1ere couche
54			! v1_lay vitesse v 1ere couche
55	guez	99	real, dimension(klon), intent(IN):: temp_air, spechum
56	guez	54	! temp_air temperature de l'air 1ere couche
57			! spechum humidite specifique 1ere couche
58	guez	99	real, dimension(klon), intent(INOUT):: tq_cdrag
59	guez	54	! tq_cdrag cdrag
60	guez	99	real, dimension(klon), intent(IN):: petAcoef, peqAcoef
61	guez	54	! petAcoef coeff. A de la resolution de la CL pour t
62			! peqAcoef coeff. A de la resolution de la CL pour q
63	guez	99	real, dimension(klon), intent(IN):: petBcoef, peqBcoef
64	guez	54	! petBcoef coeff. B de la resolution de la CL pour t
65			! peqBcoef coeff. B de la resolution de la CL pour q
66	guez	101
67			real, intent(IN):: precip_rain(klon)
68	guez	175	! precipitation, liquid water mass flux (kg / m2 / s), positive down
69	guez	101
70			real, intent(IN):: precip_snow(klon)
71	guez	175	! precipitation, solid water mass flux (kg / m2 / s), positive down
72	guez	101
73	guez	154	REAL, INTENT(INOUT):: fder(klon) ! derivee des flux (pour le couplage)
74			real, intent(IN):: rugos(klon) ! rugosite
75			real, intent(IN):: rugoro(klon) ! rugosite orographique
76	guez	101	real, intent(INOUT):: snow(klon), qsurf(klon)
77	guez	150	real, intent(IN):: tsurf(:) ! (knon) temp\'erature de surface
78	guez	104	real, dimension(klon), intent(IN):: p1lay
79	guez	54	! p1lay pression 1er niveau (milieu de couche)
80	guez	99	real, dimension(klon), intent(IN):: ps
81	guez	54	! ps pression au sol
82	guez	175
83	guez	99	REAL, DIMENSION(klon), INTENT(INOUT):: radsol
84	guez	175	! rayonnement net au sol (LW + SW)
85
86	guez	206	real, intent(OUT):: evap(:) ! (knon) evaporation totale
87	guez	214
88	guez	206	real, intent(OUT):: flux_t(:) ! (knon) flux de chaleur sensible
89	guez	214	! (Cp T) à la surface, positif vers le bas, W / m2
90
91			real, intent(OUT):: fluxlat(:) ! (knon) flux de chaleur latente
92	guez	99	real, dimension(klon), intent(OUT):: dflux_l, dflux_s
93	guez	207	real, intent(OUT):: tsurf_new(:) ! (knon) temp\'erature au sol
94	guez	156	real, intent(OUT):: albedo(:) ! (knon) albedo
95	guez	154	real, intent(OUT):: z0_new(klon) ! surface roughness
96	guez	202
97			real, intent(in):: pctsrf_new_sic(:) ! (klon)
98			! nouvelle repartition des surfaces
99
100	guez	175	real, intent(INOUT):: agesno(:) ! (knon)
101	guez	54
102	guez	150	! Flux d'eau "perdue" par la surface et n\'ecessaire pour que limiter la
103	guez	175	! hauteur de neige, en kg / m2 / s
104	guez	54	!jld a rajouter real, dimension(klon), intent(INOUT):: fqcalving
105			real, dimension(klon), intent(INOUT):: fqcalving
106	guez	99
107			! Flux thermique utiliser pour fondre la neige
108			!jld a rajouter real, dimension(klon), intent(INOUT):: ffonte
109			real, dimension(klon), intent(INOUT):: ffonte
110
111			real, dimension(klon), intent(INOUT):: run_off_lic_0
112			! run_off_lic_0 runoff glacier du pas de temps precedent
113
114			! Local:
115	guez	207	REAL soilcap(knon)
116			REAL soilflux(knon)
117	guez	175	logical:: first_call = .true.
118			integer ii
119	guez	54	real, dimension(klon):: cal, beta, dif_grnd, capsol
120	guez	175	real, parameter:: calice = 1. / (5.1444e6 * 0.15), tau_gl = 86400. * 5.
121			real, parameter:: calsno = 1. / (2.3867e6 * 0.15)
122	guez	104	real tsurf_temp(knon)
123	guez	174	real alb_neig(knon)
124			real zfra(knon)
125	guez	208	REAL, PARAMETER:: fmagic = 1. ! facteur magique pour r\'egler l'alb\'edo
126	guez	54
127			!-------------------------------------------------------------
128
129			! On doit commencer par appeler les schemas de surfaces continentales
130			! car l'ocean a besoin du ruissellement qui est y calcule
131
132			if (first_call) then
133	guez	72	call conf_interface
134	guez	175
135	guez	54	if (nisurf /= is_ter .and. klon > 1) then
136	guez	101	print *, ' nisurf = ', nisurf, ' /= is_ter = ', is_ter
137			print *, 'or on doit commencer par les surfaces continentales'
138	guez	175	call abort_gcm("interfsurf_hq", &
139			'On doit commencer par les surfaces continentales')
140	guez	54	endif
141	guez	175
142	guez	101	if (is_oce > is_sic) then
143	guez	175	print *, 'is_oce = ', is_oce, '> is_sic = ', is_sic
144			call abort_gcm("interfsurf_hq", &
145	guez	208	"L'ocean doit etre traite avant la banquise")
146	guez	54	endif
147	guez	175
148			first_call = .false.
149	guez	54	endif
150
151			! Initialisations diverses
152
153	guez	175	ffonte(1:knon) = 0.
154			fqcalving(1:knon) = 0.
155	guez	54	cal = 999999.
156			beta = 999999.
157			dif_grnd = 999999.
158			capsol = 999999.
159			z0_new = 999999.
160			tsurf_new = 999999.
161
162			! Aiguillage vers les differents schemas de surface
163
164	guez	104	select case (nisurf)
165			case (is_ter)
166	guez	171	! Surface "terre", appel \`a l'interface avec les sols continentaux
167	guez	54
168			! Calcul age de la neige
169
170	guez	174	! Read albedo from the file containing boundary conditions then
171			! add the albedo of snow:
172
173	guez	191	call interfsur_lim(dtime, jour, knindex, debut, albedo, z0_new)
174	guez	54
175	guez	174	! Calcul snow et qsurf, hydrologie adapt\'ee
176	guez	202	CALL calbeta(is_ter, snow(:knon), qsol(:knon), beta(:knon), &
177	guez	101	capsol(:knon), dif_grnd(:knon))
178	guez	54
179	guez	99	IF (soil_model) THEN
180	guez	208	CALL soil(dtime, is_ter, snow(:knon), tsurf, tsoil, soilcap, soilflux)
181	guez	207	cal(1:knon) = RCPD / soilcap
182			radsol(1:knon) = radsol(1:knon) + soilflux
183	guez	99	ELSE
184			cal = RCPD * capsol
185			ENDIF
186	guez	171
187			CALL calcul_fluxs(dtime, tsurf, p1lay(:knon), cal(:knon), &
188	guez	116	beta(:knon), tq_cdrag(:knon), ps(:knon), qsurf(:knon), &
189			radsol(:knon), dif_grnd(:knon), temp_air(:knon), spechum(:knon), &
190			u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), peqAcoef(:knon), &
191	guez	206	petBcoef(:knon), peqBcoef(:knon), tsurf_new, evap, &
192	guez	214	fluxlat, flux_t, dflux_s(:knon), dflux_l(:knon))
193	guez	54
194	guez	202	CALL fonte_neige(is_ter, dtime, tsurf, p1lay(:knon), beta(:knon), &
195	guez	116	tq_cdrag(:knon), ps(:knon), precip_rain(:knon), &
196			precip_snow(:knon), snow(:knon), qsol(:knon), temp_air(:knon), &
197			spechum(:knon), u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), &
198			peqAcoef(:knon), petBcoef(:knon), peqBcoef(:knon), tsurf_new, &
199	guez	206	evap, fqcalving(:knon), ffonte(:knon), run_off_lic_0(:knon))
200	guez	54
201	guez	175	call albsno(dtime, agesno, alb_neig, precip_snow(:knon))
202			where (snow(:knon) < 0.0001) agesno = 0.
203			zfra = max(0., min(1., snow(:knon) / (snow(:knon) + 10.)))
204	guez	174	albedo = alb_neig * zfra + albedo * (1. - zfra)
205	guez	101	z0_new = sqrt(z0_new2 + rugoro2)
206	guez	104	case (is_oce)
207	guez	175	! Surface "oc\'ean", appel \`a l'interface avec l'oc\'ean
208
209	guez	202	call read_sst(dtime, jour, knindex, debut, tsurf_temp)
210	guez	54	cal = 0.
211			beta = 1.
212			dif_grnd = 0.
213			agesno = 0.
214	guez	175	call calcul_fluxs(dtime, tsurf_temp, p1lay(:knon), cal(:knon), &
215			beta(:knon), tq_cdrag(:knon), ps(:knon), qsurf(:knon), &
216			radsol(:knon), dif_grnd(:knon), temp_air(:knon), spechum(:knon), &
217			u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), peqAcoef(:knon), &
218	guez	206	petBcoef(:knon), peqBcoef(:knon), tsurf_new, evap, &
219	guez	214	fluxlat, flux_t, dflux_s(:knon), dflux_l(:knon))
220	guez	154	fder = fder + dflux_s + dflux_l
221	guez	209	albedo = alboc_cd(rmu0(knindex)) * fmagic
222	guez	54	z0_new = sqrt(rugos2 + rugoro2)
223	guez	104	case (is_sic)
224	guez	54	! Surface "glace de mer" appel a l'interface avec l'ocean
225
226	guez	99	DO ii = 1, knon
227			tsurf_new(ii) = tsurf(ii)
228	guez	202	IF (pctsrf_new_sic(knindex(ii)) < EPSFRA) then
229	guez	175	snow(ii) = 0.
230	guez	99	tsurf_new(ii) = RTT - 1.8
231	guez	154	IF (soil_model) tsoil(ii, :) = RTT - 1.8
232	guez	99	endif
233			enddo
234	guez	54
235	guez	202	CALL calbeta(is_sic, snow(:knon), qsol(:knon), beta(:knon), &
236	guez	101	capsol(:knon), dif_grnd(:knon))
237	guez	54
238	guez	99	IF (soil_model) THEN
239	guez	208	CALL soil(dtime, is_sic, snow(:knon), tsurf_new, tsoil, soilcap, &
240			soilflux)
241	guez	207	cal(1:knon) = RCPD / soilcap
242			radsol(1:knon) = radsol(1:knon) + soilflux
243	guez	99	dif_grnd = 0.
244	guez	54	ELSE
245	guez	175	dif_grnd = 1. / tau_gl
246	guez	99	cal = RCPD * calice
247	guez	175	WHERE (snow > 0.) cal = RCPD * calsno
248	guez	54	ENDIF
249	guez	99	tsurf_temp = tsurf_new
250	guez	175	beta = 1.
251	guez	54
252	guez	171	CALL calcul_fluxs(dtime, tsurf_temp, p1lay(:knon), cal(:knon), &
253	guez	104	beta(:knon), tq_cdrag(:knon), ps(:knon), qsurf(:knon), &
254	guez	116	radsol(:knon), dif_grnd(:knon), temp_air(:knon), spechum(:knon), &
255			u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), peqAcoef(:knon), &
256	guez	206	petBcoef(:knon), peqBcoef(:knon), tsurf_new, evap, &
257	guez	214	fluxlat, flux_t, dflux_s(:knon), dflux_l(:knon))
258	guez	54
259	guez	202	CALL fonte_neige(is_sic, dtime, tsurf_temp, p1lay(:knon), beta(:knon), &
260	guez	116	tq_cdrag(:knon), ps(:knon), precip_rain(:knon), &
261			precip_snow(:knon), snow(:knon), qsol(:knon), temp_air(:knon), &
262			spechum(:knon), u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), &
263			peqAcoef(:knon), petBcoef(:knon), peqBcoef(:knon), tsurf_new, &
264	guez	206	evap, fqcalving(:knon), ffonte(:knon), run_off_lic_0(:knon))
265	guez	54
266	guez	174	! Compute the albedo:
267	guez	54
268	guez	175	CALL albsno(dtime, agesno, alb_neig, precip_snow(:knon))
269			WHERE (snow(:knon) < 0.0001) agesno = 0.
270			zfra = MAX(0., MIN(1., snow(:knon) / (snow(:knon) + 10.)))
271			albedo = alb_neig * zfra + 0.6 * (1. - zfra)
272	guez	54
273	guez	154	fder = fder + dflux_s + dflux_l
274	guez	191	z0_new = SQRT(0.0022 + rugoro2)
275	guez	104	case (is_lic)
276	guez	54	if (.not. allocated(run_off_lic)) then
277	guez	101	allocate(run_off_lic(knon))
278	guez	54	run_off_lic = 0.
279			endif
280
281			! Surface "glacier continentaux" appel a l'interface avec le sol
282
283			IF (soil_model) THEN
284	guez	208	CALL soil(dtime, is_lic, snow(:knon), tsurf, tsoil, soilcap, soilflux)
285	guez	207	cal(1:knon) = RCPD / soilcap
286			radsol(1:knon) = radsol(1:knon) + soilflux
287	guez	54	ELSE
288			cal = RCPD * calice
289	guez	175	WHERE (snow > 0.) cal = RCPD * calsno
290	guez	54	ENDIF
291	guez	175	beta = 1.
292			dif_grnd = 0.
293	guez	54
294	guez	171	call calcul_fluxs(dtime, tsurf, p1lay(:knon), cal(:knon), &
295	guez	116	beta(:knon), tq_cdrag(:knon), ps(:knon), qsurf(:knon), &
296			radsol(:knon), dif_grnd(:knon), temp_air(:knon), spechum(:knon), &
297			u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), peqAcoef(:knon), &
298	guez	206	petBcoef(:knon), peqBcoef(:knon), tsurf_new, evap, &
299	guez	214	fluxlat, flux_t, dflux_s(:knon), dflux_l(:knon))
300	guez	54
301	guez	202	call fonte_neige(is_lic, dtime, tsurf, p1lay(:knon), beta(:knon), &
302	guez	116	tq_cdrag(:knon), ps(:knon), precip_rain(:knon), &
303			precip_snow(:knon), snow(:knon), qsol(:knon), temp_air(:knon), &
304			spechum(:knon), u1_lay(:knon), v1_lay(:knon), petAcoef(:knon), &
305			peqAcoef(:knon), petBcoef(:knon), peqBcoef(:knon), tsurf_new, &
306	guez	206	evap, fqcalving(:knon), ffonte(:knon), run_off_lic_0(:knon))
307	guez	54
308			! calcul albedo
309	guez	175	CALL albsno(dtime, agesno, alb_neig, precip_snow(:knon))
310			WHERE (snow(:knon) < 0.0001) agesno = 0.
311	guez	156	albedo = 0.77
312	guez	54
313			! Rugosite
314			z0_new = rugoro
315	guez	104	case default
316	guez	101	print *, 'Index surface = ', nisurf
317	guez	175	call abort_gcm("interfsurf_hq", 'Index surface non valable')
318	guez	104	end select
319	guez	54
320			END SUBROUTINE interfsurf_hq
321
322			end module interfsurf_hq_m