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module reanalyse2nat_m |
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implicit none |
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contains |
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subroutine reanalyse2nat(invert_y, psi, unc, vnc, tnc, qnc, pl, u, v, t, q, & |
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pk) |
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! Inversion nord-sud de la grille et interpolation verticale sur |
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! les niveaux du modèle. |
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USE comconst, ONLY: cpp, kappa |
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USE comgeom, ONLY: aireu_2d, airev_2d, aire_2d |
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USE dimensions, ONLY: jjm, llm |
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USE disvert_m, ONLY: ap, bp, preff |
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USE exner_hyb_m, ONLY: exner_hyb |
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use massbar_m, only: massbar |
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USE paramet_m, ONLY: iip1, jjp1, llmp1 |
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use pres2lev_m, only: pres2lev |
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logical, intent(in):: invert_y |
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real, intent(in):: psi(:, :) ! (iip1, jjp1) |
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real, intent(in):: unc(:, :, :) ! (iip1, jjp1, :) |
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real, intent(in):: vnc(:, :, :) ! (iip1, jjm, :) |
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real, intent(in):: tnc(:, :, :) ! (iip1, jjp1, :) |
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real, intent(in):: qnc(:, :, :) ! (iip1, jjp1, :) |
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real, intent(in):: pl(:) |
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real, intent(out):: u(:, :, :) ! (iip1, jjp1, llm) |
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real, intent(out):: v(:, :, :) ! (iip1, jjm, llm) |
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real, intent(out):: t(:, :, :), q(:, :, :) ! (iip1, jjp1, llm) |
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real, intent(out):: pk(:, :, :) ! (iip1, jjp1, llm) |
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! Local: |
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real zu(iip1, jjp1, llm), zv(iip1, jjm, llm) |
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real zt(iip1, jjp1, llm), zq(iip1, jjp1, llm) |
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real pext(iip1, jjp1, llm) |
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real pbarx(iip1, jjp1, llm), pbary(iip1, jjm, llm) |
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real plunc(iip1, jjp1, llm), plvnc(iip1, jjm, llm) |
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real plsnc(iip1, jjp1, llm) |
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real p(iip1, jjp1, llmp1) |
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real pks(iip1, jjp1) |
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real pls(iip1, jjp1, llm) |
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real unskap |
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integer i, j, l |
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! ----------------------------------------------------------------- |
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! calcul de la pression au milieu des couches |
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forall (l = 1: llm + 1) p(:, :, l) = ap(l) + bp(l) * psi |
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CALL exner_hyb(psi, p, pks, pk) |
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! Calcul de pls, pression au milieu des couches, en Pascals |
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unskap=1./kappa |
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DO l = 1, llm |
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DO j=1, jjp1 |
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DO i =1, iip1 |
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pls(i, j, l) = preff * ( pk(i, j, l)/cpp) ** unskap |
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ENDDO |
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ENDDO |
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ENDDO |
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! calcul des pressions pour les grilles u et v |
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do l=1, llm |
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do j=1, jjp1 |
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do i=1, iip1 |
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pext(i, j, l)=pls(i, j, l)*aire_2d(i, j) |
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enddo |
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enddo |
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enddo |
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call massbar(pext, pbarx, pbary ) |
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do l=1, llm |
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do j=1, jjp1 |
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do i=1, iip1 |
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plunc(i, jjp1+1-j, l)=pbarx(i, j, l)/aireu_2d(i, j) |
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plsnc(i, jjp1+1-j, l)=pls(i, j, l) |
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enddo |
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enddo |
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enddo |
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do l=1, llm |
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do j=1, jjm |
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do i=1, iip1 |
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plvnc(i, jjm+1-j, l)=pbary(i, j, l)/airev_2d(i, j) |
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enddo |
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enddo |
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enddo |
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call pres2lev(unc, zu, pl, plunc) |
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call pres2lev(vnc, zv, pl, plvnc ) |
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call pres2lev(tnc, zt, pl, plsnc) |
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call pres2lev(qnc, zq, pl, plsnc) |
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if (invert_y) then |
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! Inversion Nord/Sud |
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u=zu(:, jjp1:1:-1, :) |
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v=zv(:, jjm:1:-1, :) |
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t=zt(:, jjp1:1:-1, :) |
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q=zq(:, jjp1:1:-1, :) |
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else |
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u = zu |
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v = zv |
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t = zt |
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q = zq |
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end if |
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end subroutine reanalyse2nat |
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end module reanalyse2nat_m |
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