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MODULE startdyn |
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|
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! From startvar.F, version 1.4 |
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! 2006/01/27 15:14:22 Fairhead |
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|
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IMPLICIT NONE |
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|
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private |
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public start_init_dyn, start_inter_3d |
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|
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INTEGER fid_dyn, iml_dyn, jml_dyn, llm_dyn, ttm_dyn |
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|
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REAL, ALLOCATABLE:: lon_ini(:), lat_ini(:) |
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! (longitude and latitude from the input file, converted to rad) |
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|
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real, ALLOCATABLE:: levdyn_ini(:) |
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|
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CONTAINS |
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|
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SUBROUTINE start_init_dyn(tsol_2d, psol) |
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|
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! Host associated variables appearing and modified in this procedure : |
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! iml_dyn, jml_dyn, llm_dyn, ttm_dyn, fid_dyn, lon_ini, lat_ini, levdyn_ini |
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|
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USE ioipsl, only: flininfo, flinopen_nozoom, flinget |
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use comgeom, only: aire_2d, apoln, apols |
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use conf_dat2d_m, only: conf_dat2d |
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use inter_barxy_m, only: inter_barxy |
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use comconst, only: pi |
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use comgeom, only: rlonu, rlatv |
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use dimens_m, only: iim, jjm |
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use gr_int_dyn_m, only: gr_int_dyn |
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use start_init_orog_m, only: phis |
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use start_init_phys_m, only: start_init_phys |
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|
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REAL, intent(out):: tsol_2d(:, :) |
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REAL, intent(out):: psol(:, :) ! surface pressure, in Pa |
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|
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! Local: |
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|
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REAL date, dt |
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INTEGER itau(1) |
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INTEGER i, j |
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|
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CHARACTER(len=120) physfname |
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|
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REAL, ALLOCATABLE:: lon_rad(:), lat_rad(:) |
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|
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REAL, ALLOCATABLE:: lon_dyn(:, :), lat_dyn(:, :) |
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! (longitude and latitude from the input file, in rad or degrees) |
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|
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REAL, ALLOCATABLE:: var_ana(:, :), z(:, :) |
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real tmp_var(iim, jjm + 1) |
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REAL, ALLOCATABLE:: xppn(:), xpps(:) |
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|
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!-------------------------- |
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|
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print *, "Call sequence information: start_init_dyn" |
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if (any((/size(tsol_2d, 1), size(psol, 1)/) /= iim + 1)) stop & |
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"start_init_phys size 1" |
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if (any((/size(tsol_2d, 2), size(psol, 2)/) /= jjm + 1)) stop & |
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"start_init_phys size 2" |
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physfname = 'ECDYN.nc' |
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print *, 'Opening the surface analysis' |
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CALL flininfo(physfname, iml_dyn, jml_dyn, llm_dyn, ttm_dyn, fid_dyn) |
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print *, 'Values read from "' // trim(physfname) // '":' |
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print *, "iml_dyn = ", iml_dyn, ", jml_dyn = ", jml_dyn, & |
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", llm_dyn = ", llm_dyn, ", ttm_dyn = ", ttm_dyn |
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|
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ALLOCATE(lat_dyn(iml_dyn, jml_dyn)) |
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ALLOCATE(lon_dyn(iml_dyn, jml_dyn)) |
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ALLOCATE(levdyn_ini(llm_dyn)) |
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|
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CALL flinopen_nozoom(physfname, iml_dyn, jml_dyn, llm_dyn, & |
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lon_dyn, lat_dyn, levdyn_ini, ttm_dyn, itau, date, dt, fid_dyn) |
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|
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ALLOCATE(var_ana(iml_dyn, jml_dyn)) |
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ALLOCATE(lon_rad(iml_dyn)) |
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ALLOCATE(lon_ini(iml_dyn)) |
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|
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IF (MAXVAL(lon_dyn(:, :)) > pi) THEN |
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! Assume "lon_dyn" is in degrees |
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lon_ini(:) = lon_dyn(:, 1) * pi / 180. |
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ELSE |
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lon_ini(:) = lon_dyn(:, 1) |
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ENDIF |
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|
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ALLOCATE(lat_rad(jml_dyn)) |
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ALLOCATE(lat_ini(jml_dyn)) |
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|
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IF (MAXVAL(lat_dyn(:, :)) > pi) THEN |
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lat_ini(:) = lat_dyn(1, :) * pi / 180. |
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ELSE |
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lat_ini(:) = lat_dyn(1, :) |
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ENDIF |
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|
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ALLOCATE(z(iim + 1, jjm + 1)) |
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|
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! 'Z': Surface geopotential |
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CALL flinget(fid_dyn, 'Z', iml_dyn, jml_dyn, 0, ttm_dyn, 1, 1, var_ana) |
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CALL conf_dat2d(lon_ini, lat_ini, lon_rad, lat_rad, var_ana) |
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CALL inter_barxy(lon_rad, lat_rad(:jml_dyn -1), var_ana, rlonu(:iim), & |
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rlatv, tmp_var) |
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z(:, :) = gr_int_dyn(tmp_var) |
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|
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! 'SP': Surface pressure |
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CALL flinget(fid_dyn, 'SP', iml_dyn, jml_dyn, 0, ttm_dyn, 1, 1, var_ana) |
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CALL conf_dat2d(lon_ini, lat_ini, lon_rad, lat_rad, var_ana) |
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CALL inter_barxy(lon_rad, lat_rad(:jml_dyn -1), var_ana, rlonu(:iim), & |
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rlatv, tmp_var) |
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psol(:, :) = gr_int_dyn(tmp_var) |
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CALL start_init_phys(tsol_2d) |
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|
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! PSOL is computed in Pascals |
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|
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DO j = 1, jjm + 1 |
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DO i = 1, iim |
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psol(i, j) = psol(i, j) & |
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* (1. + (z(i, j) - phis(i, j)) / 287. / tsol_2d(i, j)) |
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ENDDO |
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ENDDO |
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psol(iim + 1, :) = psol(1, :) |
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|
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ALLOCATE(xppn(iim)) |
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ALLOCATE(xpps(iim)) |
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|
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DO i = 1, iim |
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xppn(i) = aire_2d( i, 1) * psol( i, 1) |
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xpps(i) = aire_2d( i, jjm + 1) * psol( i, jjm + 1) |
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ENDDO |
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|
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psol(:, 1) = SUM(xppn)/apoln |
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psol(:, jjm + 1) = SUM(xpps)/apols |
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|
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END SUBROUTINE start_init_dyn |
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|
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!******************************** |
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|
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subroutine start_inter_3d(varname, lon_in2, lat_in2, pls_in, var3d) |
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|
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! This procedure gets a 3D variable from a file and does the |
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! interpolations needed. |
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|
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USE ioipsl, only: flinget |
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use numer_rec, only: assert_eq, spline, splint |
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use inter_barxy_m, only: inter_barxy |
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use gr_int_dyn_m, only: gr_int_dyn |
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use conf_dat3d_m, only: conf_dat3d |
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|
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CHARACTER(len=*), intent(in):: varname |
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REAL, intent(in):: lon_in2(:), lat_in2(:) |
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REAL, intent(in):: pls_in(:, :, :) |
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REAL, intent(out):: var3d(:, :, :) |
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|
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! LOCAL: |
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INTEGER iml, jml, lml |
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INTEGER ii, ij, il |
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REAL lon_rad(iml_dyn), lat_rad(jml_dyn) |
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REAL lev_dyn(llm_dyn) |
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REAL var_tmp2d(size(lon_in2)-1, size(pls_in, 2)) |
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real var_tmp3d(size(lon_in2), size(pls_in, 2), llm_dyn) |
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REAL ax(llm_dyn), ay(llm_dyn), yder(llm_dyn) |
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real var_ana3d(iml_dyn, jml_dyn, llm_dyn) |
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|
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!-------------------------------- |
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|
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print *, "Call sequence information: start_inter_3d" |
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|
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iml = assert_eq(size(pls_in, 1), size(lon_in2), size(var3d, 1), & |
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"start_inter_3d iml") |
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jml = assert_eq(size(pls_in, 2), size(var3d, 2), "start_inter_3d jml") |
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lml = assert_eq(size(pls_in, 3), size(var3d, 3), "start_inter_3d lml") |
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|
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print *, "iml = ", iml, ", jml = ", jml |
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print *, "varname = ", varname |
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print *, "iml_dyn = ", iml_dyn, ", jml_dyn = ", jml_dyn, & |
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", llm_dyn = ", llm_dyn, ", ttm_dyn = ", ttm_dyn |
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print *, 'Going into flinget to extract the 3D field.' |
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CALL flinget(fid_dyn, varname, iml_dyn, jml_dyn, llm_dyn, ttm_dyn, 1, 1, & |
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var_ana3d) |
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|
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CALL conf_dat3d(lon_ini, lat_ini, levdyn_ini, lon_rad, lat_rad, lev_dyn, & |
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var_ana3d) |
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|
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DO il = 1, llm_dyn |
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CALL inter_barxy(lon_rad, lat_rad(:jml_dyn-1), var_ana3d(:, :, il), & |
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lon_in2(:iml-1), lat_in2, var_tmp2d) |
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var_tmp3d(:, :, il) = gr_int_dyn(var_tmp2d) |
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ENDDO |
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|
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! Pour l'interpolation verticale, on interpole du haut de l'atmosphère |
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! vers le sol : |
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ax(:) = lev_dyn(llm_dyn:1:-1) |
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DO ij=1, jml |
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DO ii=1, iml-1 |
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ay(:) = var_tmp3d(ii, ij, llm_dyn:1:-1) |
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yder(:) = SPLINE(ax, ay) |
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do il=1, lml |
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var3d(ii, ij, il) & |
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= SPLINT(ax, ay, yder, pls_in(ii, ij, il)) |
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END do |
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ENDDO |
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ENDDO |
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var3d(iml, :, :) = var3d(1, :, :) |
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|
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END subroutine start_inter_3d |
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|
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END MODULE startdyn |