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! |
module nxgraro2_m |
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! $Header: /home/cvsroot/LMDZ4/libf/dyn3d/nxgraro2.F,v 1.1.1.1 2004/05/19 12:53:06 lmdzadmin Exp $ |
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! |
IMPLICIT NONE |
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SUBROUTINE nxgraro2 (klevel,xcov, ycov, lr, grx, gry ) |
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c |
contains |
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c P.Le Van . |
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c *********************************************************** |
SUBROUTINE nxgraro2(xcov, ycov, lr, grx, gry, crot) |
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c lr |
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c calcul de ( nxgrad (rot) ) du vect. v .... |
! From LMDZ4/libf/dyn3d/nxgraro2.F, version 1.1.1.1 2004/05/19 12:53:06 |
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c |
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c xcov et ycov etant les compos. covariantes de v |
! P. Le Van |
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c *********************************************************** |
! Calcul de nxgrad(rot) du vecteur v |
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c xcov , ycov et lr sont des arguments d'entree pour le s-prog |
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c grx et gry sont des arguments de sortie pour le s-prog |
USE dimens_m, ONLY: iim, jjm |
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c |
USE filtreg_v_m, ONLY: filtreg_v |
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c |
use nr_util, only: assert, assert_eq |
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use dimens_m |
use rotatf_m, only: rotatf |
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use paramet_m |
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use inidissip_m |
! Composantes covariantes de v : |
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use filtreg_m, only: filtreg |
REAL, intent(in):: xcov(:, :, :) ! (iim + 1, jjm + 1, :) |
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IMPLICIT NONE |
REAL, intent(in):: ycov(:, :, :) ! (iim + 1, jjm, :) |
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c |
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c |
integer, intent(in):: lr |
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c ...... variables en arguments ....... |
REAL, intent(out):: grx(:, :, :) ! (iim + 1, jjm + 1, :) |
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c |
REAL, intent(out):: gry(:, :, :) ! (iim + 1, jjm, :) |
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INTEGER klevel |
real, intent(in):: crot |
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REAL xcov( ip1jmp1,klevel ), ycov( ip1jm,klevel ) |
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REAL grx( ip1jmp1,klevel ), gry( ip1jm,klevel ) |
! Variables locales |
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c |
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c ...... variables locales ........ |
INTEGER klevel, iter |
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c |
REAL rot(iim + 1, jjm, size(xcov, 3)) , nugradrs |
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REAL rot(ip1jm,llm) , signe, nugradrs |
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INTEGER l,ij,iter |
!---------------------------------------------------------- |
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integer, intent(in):: lr |
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c ........................................................ |
call assert((/size(xcov, 1), size(ycov, 1), size(grx, 1), size(gry, 1)/) & |
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c |
== iim + 1, "nxgraro2 iim") |
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c |
call assert((/size(xcov, 2) - 1, size(ycov, 2), size(grx, 2) - 1, & |
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c |
size(gry, 2)/) == jjm, "nxgraro2 jjm") |
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signe = (-1.)**lr |
klevel = assert_eq(size(xcov, 3), size(ycov, 3), size(grx, 3), & |
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nugradrs = signe * crot |
size(gry, 3), "nxgraro2 klevel") |
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c |
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CALL SCOPY ( ip1jmp1* klevel, xcov, 1, grx, 1 ) |
grx = xcov |
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CALL SCOPY ( ip1jm * klevel, ycov, 1, gry, 1 ) |
gry = ycov |
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c |
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CALL rotatf ( klevel, grx, gry, rot ) |
CALL rotatf(klevel, grx, gry, rot) |
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c |
CALL laplacien_rot(klevel, rot, rot, grx, gry) |
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CALL laplacien_rot ( klevel, rot, rot,grx,gry ) |
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! Itération de l'opérateur laplacien_rotgam |
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c |
DO iter = 1, lr - 2 |
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c ..... Iteration de l'operateur laplacien_rotgam ..... |
CALL laplacien_rotgam(klevel, rot, rot) |
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c |
ENDDO |
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DO iter = 1, lr -2 |
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CALL laplacien_rotgam ( klevel, rot, rot ) |
CALL filtreg_v(rot, intensive = .true.) |
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ENDDO |
CALL nxgrad(klevel, rot, grx, gry) |
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c |
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c |
nugradrs = (-1.)**lr * crot |
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CALL filtreg( rot, jjm, klevel, 2,1, .FALSE.,1) |
grx = grx * nugradrs |
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CALL nxgrad ( klevel, rot, grx, gry ) |
gry = gry * nugradrs |
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c |
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DO l = 1, klevel |
END SUBROUTINE nxgraro2 |
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DO ij = 1, ip1jm |
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gry( ij,l ) = gry( ij,l ) * nugradrs |
end module nxgraro2_m |
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ENDDO |
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DO ij = 1, ip1jmp1 |
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grx( ij,l ) = grx( ij,l ) * nugradrs |
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ENDDO |
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ENDDO |
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c |
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RETURN |
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END |
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