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MODULE start_init_orog_m |
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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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REAL, ALLOCATABLE, SAVE:: mask(:, :) ! fraction of land (iim + 1, jjm + 1) |
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REAL, ALLOCATABLE, SAVE:: phis(:, :) ! surface geopotential, in m2 s-2 |
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|
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CONTAINS |
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|
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SUBROUTINE start_init_orog(relief, zstd_2d, zsig_2d, zgam_2d, zthe_2d, & |
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zpic_2d, zval_2d) |
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|
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USE flincom, only: flininfo, flinopen_nozoom, flinclo |
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use flinget_m, only: flinget |
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use conf_dat2d_m, only: conf_dat2d |
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use comgeom, only: rlatu, rlonv |
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use dimens_m, only: iim, jjm |
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use indicesol, only: epsfra |
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use comconst, only: pi |
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use grid_noro_m, only: grid_noro |
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|
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REAL, intent(out):: relief(:, :) ! orographie moyenne |
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|
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REAL, intent(out):: zstd_2d(:, :) |
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! (deviation standard de l'orographie sous-maille) |
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|
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REAL, intent(out):: zsig_2d(:, :) |
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! (pente de l'orographie sous-maille) |
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|
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REAL, intent(out):: zgam_2d(:, :) |
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! (anisotropie de l'orographie sous maille) |
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|
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REAL, intent(out):: zthe_2d(:, :) |
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! (orientation de l'axe oriente dans la direction de plus grande |
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! pente de l'orographie sous maille) |
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|
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REAL, intent(out):: zpic_2d(:, :) ! hauteur pics de la SSO |
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REAL, intent(out):: zval_2d(:, :) ! hauteur vallees de la SSO |
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|
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! Local: |
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|
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INTEGER, SAVE:: iml_rel |
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INTEGER, SAVE:: jml_rel |
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REAL lev(1), date, dt |
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INTEGER itau(1), fid |
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INTEGER llm_tmp, ttm_tmp |
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REAL, ALLOCATABLE:: relief_hi(:, :) |
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REAL, ALLOCATABLE:: lon_rad(:), lat_rad(:) |
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REAL, ALLOCATABLE:: lon_ini(:), lat_ini(:) |
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REAL, ALLOCATABLE:: lon_rel(:, :), lat_rel(:, :) |
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|
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!----------------------------------- |
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|
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print *, "Call sequence information: start_init_orog" |
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|
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if (any((/size(relief, 1), size(zstd_2d, 1), size(zsig_2d, 1), & |
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size(zgam_2d, 1), size(zthe_2d, 1), size(zpic_2d, 1), & |
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size(zval_2d, 1)/) /= iim + 1)) stop "start_init_orog size 1" |
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if (any((/size(relief, 2), size(zstd_2d, 2), size(zsig_2d, 2), & |
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size(zgam_2d, 2), size(zthe_2d, 2), size(zpic_2d, 2), & |
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size(zval_2d, 2)/) /= jjm + 1)) stop "start_init_orog size 2" |
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|
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print *, 'Reading the high resolution orography' |
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CALL flininfo('Relief.nc', iml_rel, jml_rel, llm_tmp, ttm_tmp, fid) |
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|
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ALLOCATE(lat_rel(iml_rel, jml_rel)) |
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ALLOCATE(lon_rel(iml_rel, jml_rel)) |
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ALLOCATE(relief_hi(iml_rel, jml_rel)) |
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|
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CALL flinopen_nozoom(iml_rel, jml_rel, llm_tmp, & |
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lon_rel, lat_rel, lev, ttm_tmp, itau, date, dt, fid) |
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! 'RELIEF': high resolution orography |
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CALL flinget(fid, 'RELIEF', iml_rel, jml_rel, llm_tmp, ttm_tmp, 1, 1, & |
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relief_hi) |
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CALL flinclo(fid) |
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|
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! In case we have a file which is in degrees we do the transformation: |
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|
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ALLOCATE(lon_rad(iml_rel)) |
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ALLOCATE(lon_ini(iml_rel)) |
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|
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IF (MAXVAL(lon_rel(:, :)) > pi) THEN |
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lon_ini(:) = lon_rel(:, 1) * pi / 180. |
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ELSE |
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lon_ini(:) = lon_rel(:, 1) |
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ENDIF |
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|
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ALLOCATE(lat_rad(jml_rel)) |
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ALLOCATE(lat_ini(jml_rel)) |
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|
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IF (MAXVAL(lat_rel(:, :)) > pi) THEN |
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lat_ini(:) = lat_rel(1, :) * pi / 180. |
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ELSE |
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lat_ini(:) = lat_rel(1, :) |
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ENDIF |
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|
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CALL conf_dat2d(lon_ini, lat_ini, lon_rad, lat_rad, relief_hi , & |
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interbar=.FALSE.) |
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|
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print *, 'Compute all the parameters needed for the gravity wave drag code' |
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|
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! Allocate the data we need to put in the interpolated fields: |
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ALLOCATE(phis(iim + 1, jjm + 1)) |
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ALLOCATE(mask(iim + 1, jjm + 1)) |
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|
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CALL grid_noro(lon_rad, lat_rad, relief_hi, rlonv, rlatu, phis, relief, & |
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zstd_2d, zsig_2d, zgam_2d, zthe_2d, zpic_2d, zval_2d, mask) |
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|
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phis(iim + 1, :) = phis(1, :) |
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phis(:, :) = phis(:, :) * 9.81 |
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|
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mask(2:, 1) = mask(1, 1) ! north pole |
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mask(2:, jjm + 1) = mask(1, jjm + 1) ! south pole |
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mask(iim + 1, 2:jjm) = mask(1, 2:jjm) ! Greenwich |
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WHERE (mask < EPSFRA) |
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mask = 0. |
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elsewhere (1. - mask < EPSFRA) |
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mask = 1. |
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endwhere |
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|
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END SUBROUTINE start_init_orog |
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|
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END MODULE start_init_orog_m |