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trunk/libf/dyn3d/dynetat0.f90 revision 40 by guez, Tue Feb 22 13:49:36 2011 UTC trunk/dyn3d/dynetat0.f revision 254 by guez, Mon Feb 5 10:39:38 2018 UTC
# Line 1  Line 1 
1  module dynetat0_m  module dynetat0_m
2    
3      use dimens_m, only: iim, jjm
4    
5    IMPLICIT NONE    IMPLICIT NONE
6    
7    INTEGER day_ini    private iim, jjm
8    
9      INTEGER day_ini
10      ! day number at the beginning of the run, based at value 1 on
11      ! January 1st of annee_ref
12    
13      integer:: day_ref = 1 ! jour de l'ann\'ee de l'\'etat initial
14      ! (= 350 si 20 d\'ecembre par exemple)
15    
16      integer:: annee_ref = 1998 ! Annee de l'etat initial (avec 4 chiffres)
17    
18      REAL clon ! longitude of the center of the zoom, in rad
19      real clat ! latitude of the center of the zoom, in rad
20    
21      real grossismx, grossismy
22      ! facteurs de grossissement du zoom, selon la longitude et la latitude
23      ! = 2 si 2 fois, = 3 si 3 fois, etc.
24    
25      real dzoomx, dzoomy
26      ! extensions en longitude et latitude de la zone du zoom (fractions
27      ! de la zone totale)
28    
29      real taux, tauy
30      ! raideur de la transition de l'int\'erieur \`a l'ext\'erieur du zoom
31      
32      real rlatu(jjm + 1)
33      ! latitudes of points of the "scalar" and "u" grid, in rad
34    
35      real rlatv(jjm)
36      ! latitudes of points of the "v" grid, in rad, in decreasing order
37    
38      real rlonu(iim + 1) ! longitudes of points of the "u" grid, in rad
39    
40      real rlonv(iim + 1)
41      ! longitudes of points of the "scalar" and "v" grid, in rad
42    
43      real xprimu(iim + 1), xprimv(iim + 1)
44      ! 2 pi / iim * (derivative of the longitudinal zoom function)(rlon[uv])
45    
46      REAL xprimm025(iim + 1), xprimp025(iim + 1)
47      REAL rlatu1(jjm), rlatu2(jjm), yprimu1(jjm), yprimu2(jjm)
48    
49      save
50    
51  contains  contains
52    
53    SUBROUTINE dynetat0(vcov, ucov, teta, q, masse, ps, phis, time_0)    SUBROUTINE dynetat0(vcov, ucov, teta, q, masse, ps, phis)
54    
55      ! From dynetat0.F, version 1.2, 2004/06/22 11:45:30      ! From dynetat0.F, version 1.2, 2004/06/22 11:45:30
56      ! Authors: P. Le Van, L. Fairhead      ! Authors: P. Le Van, L. Fairhead
57      ! This procedure reads the initial state of the atmosphere.      ! This procedure reads the initial state of the atmosphere.
58    
59      use comconst, only: im, dtvr, jm, lllm      use comconst, only: dtvr
60      use comvert, only: pa      use conf_gcm_m, only: raz_date
     use comgeom, only: rlonu, rlatu, rlonv, rlatv, cu_2d, cv_2d, aire_2d  
61      use dimens_m, only: iim, jjm, llm, nqmx      use dimens_m, only: iim, jjm, llm, nqmx
62        use disvert_m, only: pa
63      use ener, only: etot0, ang0, ptot0, stot0, ztot0      use ener, only: etot0, ang0, ptot0, stot0, ztot0
64      use iniadvtrac_m, only: tname      use iniadvtrac_m, only: tname
     use logic, only: fxyhypb, ysinus  
     use serre, only: clon, clat, grossismy, grossismx  
     use netcdf95, only: NF95_GET_VAR, nf95_open, nf95_inq_varid, NF95_CLOSE  
65      use netcdf, only: NF90_NOWRITE, NF90_NOERR      use netcdf, only: NF90_NOWRITE, NF90_NOERR
66        use netcdf95, only: NF95_GET_VAR, nf95_open, nf95_inq_varid, NF95_CLOSE, &
67             NF95_Gw_VAR
68      use nr_util, only: assert      use nr_util, only: assert
69      use temps, only: day_ref, itau_dyn, annee_ref      use temps, only: itau_dyn
70        use unit_nml_m, only: unit_nml
71    
72      ! Arguments:      REAL, intent(out):: vcov(: , :, :) ! (iim + 1, jjm, llm)
73      REAL, intent(out):: vcov(: , :), ucov(:, :), teta(:, :)      REAL, intent(out):: ucov(:, :, :) ! (iim + 1, jjm + 1, llm)
74        REAL, intent(out):: teta(:, :, :) ! (iim + 1, jjm + 1, llm)
75      REAL, intent(out):: q(:, :, :, :) ! (iim + 1, jjm + 1, llm, nqmx)      REAL, intent(out):: q(:, :, :, :) ! (iim + 1, jjm + 1, llm, nqmx)
76      REAL, intent(out):: masse(:, :)      REAL, intent(out):: masse(:, :, :) ! (iim + 1, jjm + 1, llm)
77      REAL, intent(out):: ps(:, :) ! (iim + 1, jjm + 1) in Pa      REAL, intent(out):: ps(:, :) ! (iim + 1, jjm + 1) in Pa
78      REAL, intent(out):: phis(:, :) ! (iim + 1, jjm + 1)      REAL, intent(out):: phis(:, :) ! (iim + 1, jjm + 1)
     REAL, intent(out):: time_0  
79    
80      ! Variables      ! Local variables:
81      INTEGER iq      INTEGER iq
82      INTEGER, PARAMETER:: length = 100      REAL, allocatable:: tab_cntrl(:) ! tableau des param\`etres du run
     REAL tab_cntrl(length) ! tableau des paramètres du run  
83      INTEGER ierr, ncid, varid      INTEGER ierr, ncid, varid
84    
85        namelist /dynetat0_nml/ day_ref, annee_ref
86    
87      !-----------------------------------------------------------------------      !-----------------------------------------------------------------------
88    
89      print *, "Call sequence information: dynetat0"      print *, "Call sequence information: dynetat0"
90    
91      call assert(size(vcov, 1) == (iim + 1) * jjm, "dynetat0 vcov 1")      call assert((/size(ucov, 1), size(vcov, 1), size(masse, 1), size(ps, 1), &
92      call assert((/size(ucov, 1), size(teta, 1), size(masse, 1)/) &           size(phis, 1), size(q, 1), size(teta, 1)/) == iim + 1, "dynetat0 iim")
93           == (iim + 1) * (jjm + 1), "dynetat0 (iim + 1) * (jjm + 1)")      call assert((/size(ucov, 2), size(vcov, 2) + 1, size(masse, 2), &
94      call assert((/size(ps, 1), size(phis, 1), size(q, 1)/) == iim + 1, &           size(ps, 2), size(phis, 2), size(q, 2), size(teta, 2)/) == jjm + 1, &
          "dynetat0 iim")  
     call assert((/size(ps, 2), size(phis, 2), size(q, 2)/) == jjm + 1, &  
95           "dynetat0 jjm")           "dynetat0 jjm")
96      call assert((/size(vcov, 2), size(ucov, 2), size(teta, 2), size(q, 3), &      call assert((/size(vcov, 3), size(ucov, 3), size(teta, 3), size(q, 3), &
97           size(masse, 2)/) == llm, "dynetat0 llm")           size(masse, 3)/) == llm, "dynetat0 llm")
98      call assert(size(q, 4) == nqmx, "dynetat0 q nqmx")      call assert(size(q, 4) == nqmx, "dynetat0 q nqmx")
99    
100      ! Fichier état initial :      ! Fichier \'etat initial :
101      call nf95_open("start.nc", NF90_NOWRITE, ncid)      call nf95_open("start.nc", NF90_NOWRITE, ncid)
102    
103      call nf95_inq_varid(ncid, "controle", varid)      call nf95_inq_varid(ncid, "controle", varid)
104      call NF95_GET_VAR(ncid, varid, tab_cntrl)      call NF95_Gw_VAR(ncid, varid, tab_cntrl)
105    
106        call assert(int(tab_cntrl(1)) == iim, "dynetat0 tab_cntrl iim")
107        call assert(int(tab_cntrl(2)) == jjm, "dynetat0 tab_cntrl jjm")
108        call assert(int(tab_cntrl(3)) == llm, "dynetat0 tab_cntrl llm")
109    
110        IF (dtvr /= tab_cntrl(12)) THEN
111           print *, 'Warning: the time steps from day_step and "start.nc" ' // &
112                'are different.'
113           print *, 'dtvr from day_step: ', dtvr
114           print *, 'dtvr from "start.nc": ', tab_cntrl(12)
115           print *, 'Using the value from day_step.'
116        ENDIF
117    
     im = int(tab_cntrl(1))  
     jm = int(tab_cntrl(2))  
     lllm = int(tab_cntrl(3))  
     call assert(im == iim, "dynetat0 im iim")  
     call assert(jm == jjm, "dynetat0 jm jjm")  
     call assert(lllm == llm, "dynetat0 lllm llm")  
   
     day_ref = int(tab_cntrl(4))  
     annee_ref = int(tab_cntrl(5))  
     dtvr = tab_cntrl(12)  
118      etot0 = tab_cntrl(13)      etot0 = tab_cntrl(13)
119      ptot0 = tab_cntrl(14)      ptot0 = tab_cntrl(14)
120      ztot0 = tab_cntrl(15)      ztot0 = tab_cntrl(15)
121      stot0 = tab_cntrl(16)      stot0 = tab_cntrl(16)
122      ang0 = tab_cntrl(17)      ang0 = tab_cntrl(17)
123      pa = tab_cntrl(18)      pa = tab_cntrl(18)
124    
125      clon = tab_cntrl(20)      clon = tab_cntrl(20)
126      clat = tab_cntrl(21)      clat = tab_cntrl(21)
127      grossismx = tab_cntrl(22)      grossismx = tab_cntrl(22)
128      grossismy = tab_cntrl(23)      grossismy = tab_cntrl(23)
129      fxyhypb = tab_cntrl(24) == 1.      dzoomx = tab_cntrl(25)
130      if (.not. fxyhypb) ysinus = tab_cntrl(27) == 1.      dzoomy = tab_cntrl(26)
131      itau_dyn = tab_cntrl(31)      taux = tab_cntrl(28)
132        tauy = tab_cntrl(29)
133    
134        print *, "Enter namelist 'dynetat0_nml'."
135        read(unit=*, nml=dynetat0_nml)
136        write(unit_nml, nml=dynetat0_nml)
137    
138        if (raz_date) then
139           print *, 'Resetting the date, using the namelist.'
140           day_ini = day_ref
141           itau_dyn = 0
142        else
143           day_ref = tab_cntrl(4)
144           annee_ref = tab_cntrl(5)
145           itau_dyn = tab_cntrl(31)
146           day_ini = tab_cntrl(30)
147        end if
148    
149        print *, "day_ini = ", day_ini
150    
151      call NF95_INQ_VARID (ncid, "rlonu", varid)      call NF95_INQ_VARID (ncid, "rlonu", varid)
152      call NF95_GET_VAR(ncid, varid, rlonu)      call NF95_GET_VAR(ncid, varid, rlonu)
# Line 96  contains Line 160  contains
160      call NF95_INQ_VARID (ncid, "rlatv", varid)      call NF95_INQ_VARID (ncid, "rlatv", varid)
161      call NF95_GET_VAR(ncid, varid, rlatv)      call NF95_GET_VAR(ncid, varid, rlatv)
162    
163      call NF95_INQ_VARID (ncid, "cu", varid)      CALL nf95_inq_varid(ncid, 'xprimu', varid)
164      call NF95_GET_VAR(ncid, varid, cu_2d)      CALL nf95_get_var(ncid, varid, xprimu)
165    
166      call NF95_INQ_VARID (ncid, "cv", varid)      CALL nf95_inq_varid(ncid, 'xprimv', varid)
167      call NF95_GET_VAR(ncid, varid, cv_2d)      CALL nf95_get_var(ncid, varid, xprimv)
168    
169      call NF95_INQ_VARID (ncid, "aire", varid)      CALL nf95_inq_varid(ncid, 'xprimm025', varid)
170      call NF95_GET_VAR(ncid, varid, aire_2d)      CALL nf95_get_var(ncid, varid, xprimm025)
171    
172      call NF95_INQ_VARID (ncid, "phisinit", varid)      CALL nf95_inq_varid(ncid, 'xprimp025', varid)
173      call NF95_GET_VAR(ncid, varid, phis)      CALL nf95_get_var(ncid, varid, xprimp025)
174    
175        call NF95_INQ_VARID (ncid, "rlatu1", varid)
176        call NF95_GET_VAR(ncid, varid, rlatu1)
177    
178        call NF95_INQ_VARID (ncid, "rlatu2", varid)
179        call NF95_GET_VAR(ncid, varid, rlatu2)
180    
181      call NF95_INQ_VARID (ncid, "temps", varid)      CALL nf95_inq_varid(ncid, 'yprimu1', varid)
182      call NF95_GET_VAR(ncid, varid, time_0)      CALL nf95_get_var(ncid, varid, yprimu1)
183    
184      day_ini = tab_cntrl(30) + INT(time_0)      CALL nf95_inq_varid(ncid, 'yprimu2', varid)
185      time_0 = time_0 - INT(time_0)      CALL nf95_get_var(ncid, varid, yprimu2)
186      ! {0 <= time0 < 1}  
187        call NF95_INQ_VARID (ncid, "phis", varid)
188        call NF95_GET_VAR(ncid, varid, phis)
189    
190      call NF95_INQ_VARID (ncid, "ucov", varid)      call NF95_INQ_VARID (ncid, "ucov", varid)
191      call NF95_GET_VAR(ncid, varid, ucov, count_nc=(/iim + 1, jjm + 1, llm, 1/))      call NF95_GET_VAR(ncid, varid, ucov)
192    
193      call NF95_INQ_VARID (ncid, "vcov", varid)      call NF95_INQ_VARID (ncid, "vcov", varid)
194      call NF95_GET_VAR(ncid, varid, vcov, count_nc=(/iim + 1, jjm, llm, 1/))      call NF95_GET_VAR(ncid, varid, vcov)
195    
196      call NF95_INQ_VARID (ncid, "teta", varid)      call NF95_INQ_VARID (ncid, "teta", varid)
197      call NF95_GET_VAR(ncid, varid, teta, count_nc=(/iim + 1, jjm + 1, llm, 1/))      call NF95_GET_VAR(ncid, varid, teta)
198    
199      DO iq = 1, nqmx      DO iq = 1, nqmx
200         call NF95_INQ_VARID(ncid, tname(iq), varid, ierr)         call NF95_INQ_VARID(ncid, tname(iq), varid, ierr)
201         IF (ierr /= NF90_NOERR) THEN         IF (ierr == NF90_NOERR) THEN
202              call NF95_GET_VAR(ncid, varid, q(:, :, :, iq))
203           ELSE
204            PRINT *, 'dynetat0: "' // tname(iq) // '" not found, ' // &            PRINT *, 'dynetat0: "' // tname(iq) // '" not found, ' // &
205                 "setting it to zero..."                 "setting it to zero..."
206            q(:, :, :, iq) = 0.            q(:, :, :, iq) = 0.
        ELSE  
           call NF95_GET_VAR(ncid, varid, q(:, :, :, iq))  
207         ENDIF         ENDIF
208      ENDDO      ENDDO
209    
210      call NF95_INQ_VARID (ncid, "masse", varid)      call NF95_INQ_VARID (ncid, "masse", varid)
211      call NF95_GET_VAR(ncid, varid, masse, count_nc=(/iim + 1, jjm + 1, llm, 1/))      call NF95_GET_VAR(ncid, varid, masse)
212    
213      call NF95_INQ_VARID (ncid, "ps", varid)      call NF95_INQ_VARID (ncid, "ps", varid)
214      call NF95_GET_VAR(ncid, varid, ps)      call NF95_GET_VAR(ncid, varid, ps)
215        ! Check that there is a single value at each pole:
216        call assert(ps(1, 1) == ps(2:, 1), "dynetat0 ps north pole")
217        call assert(ps(1, jjm + 1) == ps(2:, jjm + 1), "dynetat0 ps south pole")
218    
219      call NF95_CLOSE(ncid)      call NF95_CLOSE(ncid)
220    
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