/[lmdze]/trunk/dyn3d/Dissipation/gradiv2.f
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trunk/libf/dyn3d/Dissipation/gradiv2.f90 revision 57 by guez, Mon Jan 30 12:54:02 2012 UTC trunk/dyn3d/Dissipation/gradiv2.f90 revision 76 by guez, Fri Nov 15 18:45:49 2013 UTC
# Line 8  contains Line 8  contains
8    
9      ! From LMDZ4/libf/dyn3d/gradiv2.F, version 1.1.1.1 2004/05/19 12:53:07      ! From LMDZ4/libf/dyn3d/gradiv2.F, version 1.1.1.1 2004/05/19 12:53:07
10      ! P. Le Van      ! P. Le Van
11      ! Calcul de grad div du vecteur v.      ! Calcul du gradient de la divergence du vecteur v.
12    
13      USE dimens_m, ONLY : iim, jjm, llm      USE comgeom, ONLY: cuvscvgam1, cvuscugam1, unsair_gam1, unsapolnga1, &
     use divergf_m, only: divergf  
     USE comgeom, ONLY : cuvscvgam1, cvuscugam1, unsair_gam1, unsapolnga1, &  
14           unsapolsga1           unsapolsga1
15      USE filtreg_m, ONLY : filtreg      USE dimens_m, ONLY: iim, jjm, llm
16        use divergf_m, only: divergf
17        USE filtreg_m, ONLY: filtreg
18        use grad_m, only: grad
19        use laplacien_m, only: laplacien
20      use nr_util, only: assert_eq, assert      use nr_util, only: assert_eq, assert
21    
22      ! Composantes covariantes de v :      ! Composantes covariantes de v :
# Line 39  contains Line 41  contains
41      klevel = assert_eq(size(xcov, 3), size(ycov, 3), size(gdx, 3), &      klevel = assert_eq(size(xcov, 3), size(ycov, 3), size(gdx, 3), &
42           size(gdy, 3), "gradiv2 klevel")           size(gdy, 3), "gradiv2 klevel")
43    
44      gdx = xcov      CALL divergf(klevel, xcov, ycov, div)
     gdy = ycov  
   
     CALL divergf(klevel, gdx, gdy, div)  
45    
46      IF (ld > 1) THEN      IF (ld > 1) THEN
47         CALL laplacien(klevel, div, div)         CALL laplacien(klevel, div)
48    
49         ! Itération de l'opérateur laplacien_gam         ! Itération de l'opérateur laplacien_gam
50         DO iter = 1, ld -2         DO iter = 1, ld -2
# Line 54  contains Line 53  contains
53         END DO         END DO
54      ENDIF      ENDIF
55    
56      CALL filtreg(div, jjm + 1, klevel, 2, 1, .TRUE., 1)      CALL filtreg(div, jjm + 1, klevel, 2, 1, .TRUE.)
57      CALL grad(klevel, div, gdx, gdy)      CALL grad(klevel, div, gdx, gdy)
58      nugrads = (-1.)**ld * cdivu      nugrads = (-1.)**ld * cdivu
59    
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