[524] | 1 | ! |
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| 2 | ! $Header$ |
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| 3 | ! |
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| 4 | SUBROUTINE divgrad2 ( klevel, h, deltapres, lh, divgra ) |
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| 5 | c |
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| 6 | c P. Le Van |
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| 7 | c |
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| 8 | c *************************************************************** |
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| 9 | c |
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| 10 | c ..... calcul de (div( grad )) de ( pext * h ) ..... |
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| 11 | c **************************************************************** |
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| 12 | c h ,klevel,lh et pext sont des arguments d'entree pour le s-prg |
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| 13 | c divgra est un argument de sortie pour le s-prg |
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| 14 | c |
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| 15 | IMPLICIT NONE |
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| 16 | c |
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[4743] | 17 | INCLUDE "dimensions.h" |
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| 18 | INCLUDE "paramet.h" |
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| 19 | INCLUDE "comgeom2.h" |
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| 20 | INCLUDE "comdissipn.h" |
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[524] | 21 | |
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| 22 | c ....... variables en arguments ....... |
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| 23 | c |
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| 24 | INTEGER klevel |
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| 25 | REAL h( ip1jmp1,klevel ), deltapres( ip1jmp1,klevel ) |
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| 26 | REAL divgra( ip1jmp1,klevel) |
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| 27 | c |
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| 28 | c ....... variables locales .......... |
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| 29 | c |
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| 30 | REAL signe, nudivgrs, sqrtps( ip1jmp1,llm ) |
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| 31 | INTEGER l,ij,iter,lh |
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| 32 | c ................................................................... |
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| 33 | |
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| 34 | c |
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| 35 | signe = (-1.)**lh |
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| 36 | nudivgrs = signe * cdivh |
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| 37 | |
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| 38 | CALL SCOPY ( ip1jmp1 * klevel, h, 1, divgra, 1 ) |
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| 39 | |
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| 40 | c |
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| 41 | CALL laplacien( klevel, divgra, divgra ) |
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| 42 | |
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| 43 | DO l = 1, klevel |
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| 44 | DO ij = 1, ip1jmp1 |
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| 45 | sqrtps( ij,l ) = SQRT( deltapres(ij,l) ) |
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| 46 | ENDDO |
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| 47 | ENDDO |
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| 48 | c |
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| 49 | DO l = 1, klevel |
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| 50 | DO ij = 1, ip1jmp1 |
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| 51 | divgra(ij,l) = divgra(ij,l) * sqrtps(ij,l) |
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| 52 | ENDDO |
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| 53 | ENDDO |
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| 54 | |
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| 55 | c ........ Iteration de l'operateur laplacien_gam ........ |
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| 56 | c |
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| 57 | DO iter = 1, lh - 2 |
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| 58 | CALL laplacien_gam ( klevel,cuvscvgam2,cvuscugam2,unsair_gam2, |
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| 59 | * unsapolnga2, unsapolsga2, divgra, divgra ) |
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| 60 | ENDDO |
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| 61 | c |
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| 62 | c ............................................................... |
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| 63 | |
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| 64 | DO l = 1, klevel |
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| 65 | DO ij = 1, ip1jmp1 |
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| 66 | divgra(ij,l) = divgra(ij,l) * sqrtps(ij,l) |
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| 67 | ENDDO |
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| 68 | ENDDO |
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| 69 | c |
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| 70 | CALL laplacien ( klevel, divgra, divgra ) |
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| 71 | c |
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| 72 | DO l = 1,klevel |
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| 73 | DO ij = 1,ip1jmp1 |
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| 74 | divgra(ij,l) = nudivgrs * divgra(ij,l) / deltapres(ij,l) |
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| 75 | ENDDO |
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| 76 | ENDDO |
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| 77 | |
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| 78 | RETURN |
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| 79 | END |
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