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module o3_Mob_ph_m |
module regr_pr_coefoz |
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implicit none |
implicit none |
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contains |
contains |
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function o3_Mob_ph(ncid, name) |
subroutine regr_pr_av_coefoz(ncid, name, julien, v3) |
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! This function reads a single Mobidic ozone parameter from a file and |
! "regr_pr_av_coefoz" stands for "regrid pressure averaging |
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! packs it on the "physics" grid. |
! coefficient ozone". |
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! This procedure reads a single Mobidic ozone coefficient from |
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! "coefoz_LMDZ.nc", at the current day, regrids this parameter in |
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! pressure to the LMDZ vertical grid and packs it to the LMDZ |
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! horizontal "physics" grid. |
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! Regridding in pressure is done by averaging a step function. |
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use dimens_m, only: iim, jjm, llm |
use dimens_m, only: iim, jjm, llm |
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use dimphy, only: klon |
use dimphy, only: klon |
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use netcdf95, only: nf95_inq_varid, nf90_get_var, handle_err |
use netcdf95, only: nf95_inq_varid, handle_err |
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use netcdf, only: nf90_get_var |
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use grid_change, only: dyn_phy |
use grid_change, only: dyn_phy |
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use regr_pr, only: regr_pr_av |
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use numer_rec, only: assert |
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use press_coefoz_m, only: press_in_edg |
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integer, intent(in):: ncid ! NetCDF ID of the file |
integer, intent(in):: ncid ! NetCDF ID of the file |
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character(len=*), intent(in):: name ! of the NetCDF variable |
character(len=*), intent(in):: name ! of the NetCDF variable |
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integer, intent(in):: julien ! jour julien, 1 <= julien <= 360 |
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real o3_Mob_ph(klon, llm, 12) |
real, intent(out):: v3(:, :) ! (klon, llm) |
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! (ozone coefficient from Mobidic on the "physics" grid) |
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! ("v3(i, k)" is at longitude "xlon(i)", latitude |
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! "xlat(i)", middle of layer "k".) |
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! Variables local to the procedure: |
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integer varid, ncerr |
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integer k |
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real v1(jjm + 1, size(press_in_edg) - 1) |
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! (ozone coefficient from "coefoz_LMDZ.nc" at day "julien") |
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! ("v1(j, k)" is at latitude "rlatu(j)" and for |
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! pressure interval "[press_in_edg(k), press_in_edg(k+1)]".) |
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real v2(iim + 1, jjm + 1, llm) |
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! (ozone parameter from Mobidic on the "dynamics" grid) |
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! "v2(i, j, k)" is at longitude "rlonv(i)", latitude |
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! "rlatu(j)", middle of layer "k".) |
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!-------------------------------------------- |
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call assert(shape(v3) == (/klon, llm/), "regr_pr_av_coefoz") |
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call nf95_inq_varid(ncid, name, varid) |
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! Get data at the right day from the input file: |
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ncerr = nf90_get_var(ncid, varid, v1, start=(/1, 1, julien/)) |
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call handle_err("regr_pr_av_coefoz nf90_get_var " // name, ncerr, ncid) |
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! Latitudes are in increasing order in the input file while |
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! "rlatu" is in decreasing order so we need to invert order: |
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v1 = v1(jjm+1:1:-1, :) |
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! Regrid in pressure at each horizontal position: |
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v2 = regr_pr_av(v1, press_in_edg) |
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forall (k = 1:llm) v3(:, k) = pack(v2(:, :, k), dyn_phy) |
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end subroutine regr_pr_av_coefoz |
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!*************************************************************** |
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subroutine regr_pr_int_coefoz(ncid, name, julien, top_value, v3) |
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! This procedure reads a single Mobidic ozone coefficient from |
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!"coefoz_LMDZ.nc", at the current day, regrids this parameter in |
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! pressure to the LMDZ vertical grid and packs it to the LMDZ |
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! horizontal "physics" grid. |
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! Regridding is by linear interpolation. |
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use dimens_m, only: iim, jjm, llm |
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use dimphy, only: klon |
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use netcdf95, only: nf95_inq_varid, handle_err |
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use netcdf, only: nf90_get_var |
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use grid_change, only: dyn_phy |
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use regr_pr, only: regr_pr_int |
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use numer_rec, only: assert |
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use press_coefoz_m, only: plev |
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integer, intent(in):: ncid ! NetCDF ID of the file |
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character(len=*), intent(in):: name ! of the NetCDF variable |
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integer, intent(in):: julien ! jour julien, 1 <= julien <= 360 |
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real, intent(in):: top_value |
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! (extra value of ozone coefficient at 0 pressure) |
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real, intent(out):: v3(:, :) ! (klon, llm) |
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! (ozone parameter from Mobidic on the "physics" grid) |
! (ozone parameter from Mobidic on the "physics" grid) |
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! (Third dimension is the number of the month in the year. |
! ("v3(i, k)" is at longitude "xlon(i)", latitude |
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! "o3_Mob_ph(i, k, month)" is at longitude "xlon(i)", latitude |
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! "xlat(i)", middle of layer "k".) |
! "xlat(i)", middle of layer "k".) |
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! Variables local to the procedure: |
! Variables local to the procedure: |
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integer varid, ncerr |
integer varid, ncerr |
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integer k, month |
integer k |
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real v1(jjm + 1, 0:size(plev)) |
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! (ozone coefficient from "coefoz_LMDZ.nc" at day "julien") |
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! ("v1(j, k >=1)" is at latitude "rlatu(j)" and pressure "plev(k)".) |
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real o3_Mob_dyn(iim + 1, jjm + 1, llm, 12) |
real v2(iim + 1, jjm + 1, llm) |
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! (ozone parameter from Mobidic on the "dynamics" grid) |
! (ozone parameter from Mobidic on the "dynamics" grid) |
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! Fourth dimension is the number of the month in the year. |
! "v2(i, j, k)" is at longitude "rlonv(i)", latitude |
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! "o3_Mob_dyn(i, j, k, month)" is at longitude "rlonv(i)", latitude |
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! "rlatu(j)", middle of layer "k".) |
! "rlatu(j)", middle of layer "k".) |
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!-------------------------------------------- |
!-------------------------------------------- |
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call assert(shape(v3) == (/klon, llm/), "regr_pr_int_coefoz") |
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call nf95_inq_varid(ncid, name, varid) |
call nf95_inq_varid(ncid, name, varid) |
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ncerr = nf90_get_var(ncid, varid, o3_Mob_dyn) |
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call handle_err("o3_Mob_ph nf90_get_var " // name, ncerr, ncid) |
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! Get data at the right day from the input file: |
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ncerr = nf90_get_var(ncid, varid, v1(:, 1:), start=(/1, 1, julien/)) |
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call handle_err("regr_pr_int_coefoz nf90_get_var " // name, ncerr, ncid) |
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! Latitudes are in increasing order in the input file while |
! Latitudes are in increasing order in the input file while |
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! "rlatu" is in decreasing order, so invert: |
! "rlatu" is in decreasing order so we need to invert order: |
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o3_Mob_dyn = o3_Mob_dyn(:, jjm+1:1:-1, :, :) |
v1(:, 1:) = v1(jjm+1:1:-1, 1:) |
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forall (k = 1:llm, month = 1:12) & |
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o3_Mob_ph(:, k, month) = pack(o3_Mob_dyn(:, :, k, month), dyn_phy) |
! Complete "v1" with the value at 0 pressure: |
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v1(:, 0) = top_value |
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! Regrid in pressure at each horizontal position: |
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v2 = regr_pr_int(v1, (/0., plev/)) |
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forall (k = 1:llm) v3(:, k) = pack(v2(:, :, k), dyn_phy) |
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end function o3_Mob_ph |
end subroutine regr_pr_int_coefoz |
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end module o3_Mob_ph_m |
end module regr_pr_coefoz |
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