source: LMDZ6/branches/Amaury_dev/libf/dyn3d_common/nxgrarot.f90

Last change on this file was 5159, checked in by abarral, 3 months ago

Put dimensions.h and paramet.h into modules

  • Property copyright set to
    Name of program: LMDZ
    Creation date: 1984
    Version: LMDZ5
    License: CeCILL version 2
    Holder: Laboratoire de m\'et\'eorologie dynamique, CNRS, UMR 8539
    See the license file in the root directory
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 1.4 KB
Line 
1! $Header$
2
3SUBROUTINE nxgrarot(klevel, xcov, ycov, lr, grx, gry)
4  !   ***********************************************************
5
6  !    Auteur :  P.Le Van
7
8  !                             lr
9  !  calcul de  ( nXgrad (rot) )   du vect. v  ....
10
11  !   xcov et ycov  etant les compos. covariantes de  v
12  !   ***********************************************************
13  ! xcov , ycov et lr  sont des arguments  d'entree pour le s-prog
14  !  grx   et  gry     sont des arguments de sortie pour le s-prog
15
16
17  USE lmdz_filtreg, ONLY: filtreg
18  USE lmdz_ssum_scopy, ONLY: scopy
19  USE lmdz_comdissipn, ONLY: tetaudiv, tetaurot, tetah, cdivu, crot, cdivh
20
21USE lmdz_dimensions, ONLY: iim, jjm, llm, ndm
22  USE lmdz_paramet
23  IMPLICIT NONE
24
25  !
26
27
28
29  INTEGER :: klevel
30  REAL :: xcov(ip1jmp1, klevel), ycov(ip1jm, klevel)
31  REAL :: grx(ip1jmp1, klevel), gry(ip1jm, klevel)
32
33  REAL :: rot(ip1jm, llm)
34
35  INTEGER :: l, ij, iter, lr
36
37
38
39  CALL SCOPY (ip1jmp1 * klevel, xcov, 1, grx, 1)
40  CALL SCOPY (ip1jm * klevel, ycov, 1, gry, 1)
41
42  DO iter = 1, lr
43    CALL  rotat (klevel, grx, gry, rot)
44    CALL filtreg(rot, jjm, klevel, 2, 1, .FALSE., 2)
45    CALL nxgrad (klevel, rot, grx, gry)
46
47    DO l = 1, klevel
48      DO ij = 1, ip1jm
49        gry(ij, l) = - gry(ij, l) * crot
50      END DO
51      DO ij = 1, ip1jmp1
52        grx(ij, l) = - grx(ij, l) * crot
53      END DO
54    END DO
55
56  END DO
57  RETURN
58END SUBROUTINE nxgrarot
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