source: LMDZ6/trunk/libf/dyn3d_common/nxgrarot.f90 @ 5246

Last change on this file since 5246 was 5246, checked in by abarral, 23 hours ago

Convert fixed-form to free-form sources .F -> .{f,F}90
(WIP: some .F remain, will be handled in subsequent commits)

  • 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: 1.2 KB
Line 
1!
2! $Header$
3!
4SUBROUTINE nxgrarot (klevel,xcov, ycov, lr, grx, gry )
5  !   ***********************************************************
6  !
7  !    Auteur :  P.Le Van
8  !
9  !                             lr
10  !  calcul de  ( nXgrad (rot) )   du vect. v  ....
11  !
12  !   xcov et ycov  etant les compos. covariantes de  v
13  !   ***********************************************************
14  ! xcov , ycov et lr  sont des arguments  d'entree pour le s-prog
15  !  grx   et  gry     sont des arguments de sortie pour le s-prog
16  !
17  !
18  IMPLICIT NONE
19  !
20  !
21  include "dimensions.h"
22  include "paramet.h"
23  include "comdissipn.h"
24  !
25  INTEGER :: klevel
26  REAL :: xcov( ip1jmp1,klevel ), ycov( ip1jm,klevel )
27  REAL :: grx( ip1jmp1,klevel ),  gry( ip1jm,klevel )
28  !
29  REAL :: rot(ip1jm,llm)
30
31  INTEGER :: l,ij,iter,lr
32  !
33  !
34  !
35  CALL SCOPY ( ip1jmp1*klevel, xcov, 1, grx, 1 )
36  CALL SCOPY (  ip1jm*klevel, ycov, 1, gry, 1 )
37  !
38  DO iter = 1,lr
39  CALL  rotat (klevel,grx, gry, rot )
40  CALL filtreg( rot, jjm, klevel, 2,1, .false.,2)
41  CALL nxgrad (klevel,rot, grx, gry )
42  !
43  DO  l = 1, klevel
44  DO ij = 1, ip1jm
45  gry( ij,l ) = - gry( ij,l ) * crot
46  END DO
47  DO ij = 1, ip1jmp1
48  grx( ij,l ) = - grx( ij,l ) * crot
49  END DO
50  END DO
51  !
52  END DO
53  RETURN
54END SUBROUTINE nxgrarot
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