source: LMDZ5/branches/LMDZ6_rc0/libf/phylmd/geo2atm.F90 @ 2687

Last change on this file since 2687 was 1910, checked in by Laurent Fairhead, 11 years ago

Merged trunk changes r1860:1909 into testing branch

  • 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
File size: 1.4 KB
Line 
1!
2! $Header: /home/cvsroot/LMDZ4/libf/phylmd/geo2atm.F90,v 1.1 2008-12-05 17:56:40 lsce Exp $
3!
4SUBROUTINE geo2atm(im, jm, px, py, pz, plon, plat, pu, pv, pr)
5  USE dimphy
6  USE mod_phys_lmdz_para
7
8  IMPLICIT NONE
9  INCLUDE 'dimensions.h'
10  INCLUDE 'YOMCST.h'
11
12! Change wind coordinates from cartesian geocentric to local spherical
13! NB! Fonctionne probablement uniquement en MPI seul (sans OpenMP)
14!
15  INTEGER, INTENT (IN)                 :: im, jm
16  REAL, DIMENSION (im,jm), INTENT(IN)  :: px, py, pz
17  REAL, DIMENSION (im,jm), INTENT(IN)  :: plon, plat
18  REAL, DIMENSION (im,jm), INTENT(OUT) :: pu, pv, pr
19
20  REAL :: rad
21
22
23  rad = rpi / 180.0E0
24 
25  pu(:,:) = &
26       - px(:,:) * SIN(rad * plon(:,:)) &
27       + py(:,:) * COS(rad * plon(:,:))
28
29  pv(:,:) = &
30       - px(:,:) * SIN(rad * plat(:,:)) * COS(rad * plon(:,:)) &
31       - py(:,:) * SIN(rad * plat(:,:)) * SIN(rad * plon(:,:)) &
32       + pz(:,:) * COS(rad * plat(:,:)) 
33
34  pr(:,:) = &
35       + px(:,:) * COS(rad * plat(:,:)) * COS(rad * plon(:,:)) &
36       + py(:,:) * COS(rad * plat(:,:)) * SIN(rad * plon(:,:)) &
37       + pz(:,:) * SIN(rad * plat(:,:))
38
39  ! Value at North Pole
40  IF (is_north_pole) THEN
41     pu(:, 1) = -px (1,1)
42     pv(:, 1) = -py (1,1)
43     pr(:, 1) = 0.0
44  ENDIF
45 
46  ! Value at South Pole     
47  IF (is_south_pole) THEN
48     pu(:,jm) = -px (1,jm)
49     pv(:,jm) = -py (1,jm)
50     pr(:,jm) = 0.0
51  ENDIF
52 
53END SUBROUTINE geo2atm
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