[524] | 1 | ! $Header$ |
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[5099] | 2 | |
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[5119] | 3 | SUBROUTINE nxgrarot(klevel, xcov, ycov, lr, grx, gry) |
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[5105] | 4 | ! *********************************************************** |
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[5159] | 5 | |
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[5105] | 6 | ! Auteur : P.Le Van |
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[5159] | 7 | |
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[5105] | 8 | ! lr |
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| 9 | ! calcul de ( nXgrad (rot) ) du vect. v .... |
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[5159] | 10 | |
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[5105] | 11 | ! xcov et ycov etant les compos. covariantes de v |
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| 12 | ! *********************************************************** |
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| 13 | ! xcov , ycov et lr sont des arguments d'entree pour le s-prog |
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| 14 | ! grx et gry sont des arguments de sortie pour le s-prog |
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[5159] | 15 | |
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| 16 | |
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[5106] | 17 | USE lmdz_filtreg, ONLY: filtreg |
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[5119] | 18 | USE lmdz_ssum_scopy, ONLY: scopy |
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[5134] | 19 | USE lmdz_comdissipn, ONLY: tetaudiv, tetaurot, tetah, cdivu, crot, cdivh |
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[5119] | 20 | |
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[5159] | 21 | USE lmdz_dimensions, ONLY: iim, jjm, llm, ndm |
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| 22 | USE lmdz_paramet |
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[5105] | 23 | IMPLICIT NONE |
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[5159] | 24 | |
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[5105] | 25 | ! |
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[5159] | 26 | |
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| 27 | |
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| 28 | |
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[5105] | 29 | INTEGER :: klevel |
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[5119] | 30 | REAL :: xcov(ip1jmp1, klevel), ycov(ip1jm, klevel) |
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| 31 | REAL :: grx(ip1jmp1, klevel), gry(ip1jm, klevel) |
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[5159] | 32 | |
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[5119] | 33 | REAL :: rot(ip1jm, llm) |
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[524] | 34 | |
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[5119] | 35 | INTEGER :: l, ij, iter, lr |
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[5159] | 36 | |
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| 37 | |
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| 38 | |
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[5119] | 39 | CALL SCOPY (ip1jmp1 * klevel, xcov, 1, grx, 1) |
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| 40 | CALL SCOPY (ip1jm * klevel, ycov, 1, gry, 1) |
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[5159] | 41 | |
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[5119] | 42 | DO iter = 1, lr |
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| 43 | CALL rotat (klevel, grx, gry, rot) |
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| 44 | CALL filtreg(rot, jjm, klevel, 2, 1, .FALSE., 2) |
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| 45 | CALL nxgrad (klevel, rot, grx, gry) |
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[5159] | 46 | |
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[5119] | 47 | DO l = 1, klevel |
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| 48 | DO ij = 1, ip1jm |
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| 49 | gry(ij, l) = - gry(ij, l) * crot |
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| 50 | END DO |
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| 51 | DO ij = 1, ip1jmp1 |
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| 52 | grx(ij, l) = - grx(ij, l) * crot |
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| 53 | END DO |
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| 54 | END DO |
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[5159] | 55 | |
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[5105] | 56 | END DO |
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| 57 | RETURN |
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| 58 | END SUBROUTINE nxgrarot |
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