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module rotatf_m |
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IMPLICIT NONE |
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contains |
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SUBROUTINE rotatf(klevel, x, y, rot) |
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! From LMDZ4/libf/dyn3d/rotatf.F, version 1.1.1.1 2004/05/19 12:53:05 |
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! Author: P.Le Van |
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! Calcule le rotationnel à tous les niveaux d'un vecteur de |
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! composantes covariantes x et y. |
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USE dimens_m |
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USE paramet_m |
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USE comgeom |
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USE filtreg_m, ONLY: filtreg |
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! ..... variables en arguments ...... |
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INTEGER, INTENT (IN) :: klevel |
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! klevel, x et y sont des arguments d'entree pour le s-prog |
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! rot est un argument de sortie pour le s-prog |
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REAL rot(iim + 1, jjm, klevel) |
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REAL, INTENT (IN) :: x(iim + 1, jjm + 1, klevel), y(iim + 1, jjm, klevel) |
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! ... variables locales ... |
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INTEGER l, i, j |
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DO l = 1, klevel |
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forall (i = 1:iim, j = 1:jjm) rot(i, j, l) = y(i + 1, j, l) & |
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- y(i, j, l) + x(i, j + 1, l) - x(i, j, l) |
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rot(iim + 1, :, l) = rot(1, :, l) |
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END DO |
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CALL filtreg(rot, direct = .true., intensive = .false.) |
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DO l = 1, klevel |
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rot(:, :, l) = rot(:, :, l)*unsairez_2d |
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END DO |
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END SUBROUTINE rotatf |
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end module rotatf_m |