| 1 | ! |
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| 2 | ! $Header$ |
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| 3 | ! |
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| 4 | C |
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| 5 | SUBROUTINE atm2geo ( im, jm, pte, ptn, plon, plat, pxx, pyy, pzz ) |
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| 6 | USE dimphy |
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| 7 | USE mod_phys_lmdz_para |
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| 8 | IMPLICIT NONE |
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| 9 | include 'dimensions.h' |
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| 10 | cc |
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| 11 | cc Change wind local atmospheric coordinates to |
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| 12 | cc geocentric |
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| 13 | cc |
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| 14 | cxxx INCLUDE 'param.h' |
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| 15 | c |
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| 16 | INTEGER, INTENT (in) :: im, jm |
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| 17 | REAL, DIMENSION (im,jm), INTENT (in) :: pte, ptn |
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| 18 | REAL, DIMENSION (im,jm), INTENT (in) :: plon, plat |
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| 19 | REAL, DIMENSION (im,jm), INTENT(out) :: pxx, pyy, pzz |
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| 20 | c |
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| 21 | REAL, PARAMETER :: rpi = 3.141592653E0 |
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| 22 | REAL, PARAMETER :: rad = rpi / 180.0E0 |
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| 23 | c |
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| 24 | REAL, DIMENSION (im,jm) :: zsinlon, zcoslon |
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| 25 | REAL, DIMENSION (im,jm) :: zsinlat, zcoslat |
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| 26 | c |
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| 27 | LOGICAL, SAVE :: linit = .FALSE. |
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| 28 | c$OMP THREADPRIVATE(linit) |
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| 29 | |
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| 30 | cym utilise pour le couple, ne fonctionne que en MPI seul |
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| 31 | c |
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| 32 | cxxx IF ( .NOT. linit ) THEN |
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| 33 | zsinlon = SIN (rad * plon) |
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| 34 | zcoslon = COS (rad * plon) |
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| 35 | zsinlat = SIN (rad * plat) |
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| 36 | zcoslat = COS (rad * plat) |
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| 37 | linit = .TRUE. |
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| 38 | cxxx ENDIF |
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| 39 | c |
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| 40 | pxx = - zsinlon * pte - zsinlat * zcoslon * ptn |
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| 41 | pyy = zcoslon * pte - zsinlat * zsinlon * ptn |
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| 42 | pzz = zcoslat * ptn |
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| 43 | |
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| 44 | c |
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| 45 | c Value at North Pole |
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| 46 | IF (is_north_pole) THEN |
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| 47 | pxx ( :, 1) = - ptn ( 1, 1) |
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| 48 | pyy ( :, 1) = - pte ( 1, 1) |
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| 49 | pzz ( :, 1) = 0.0 |
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| 50 | ENDIF |
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| 51 | c Value at South Pole |
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| 52 | |
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| 53 | IF (is_south_pole) THEN |
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| 54 | pxx ( :, jm) = + ptn ( 1, jm) |
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| 55 | pyy ( :, jm) = + pte ( 1, jm) |
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| 56 | pzz ( :, jm) = 0.0 |
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| 57 | ENDIF |
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| 58 | |
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| 59 | RETURN |
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| 60 | END SUBROUTINE atm2geo |
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