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! $Header: /home/cvsroot/LMDZ4/libf/dyn3d/adaptdt.F,v 1.1.1.1 2004/05/19 12:53:05 lmdzadmin Exp $ |
! $Header: /home/cvsroot/LMDZ4/libf/dyn3d/adaptdt.F,v 1.1.1.1 2004/05/19 |
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! 12:53:05 lmdzadmin Exp $ |
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subroutine adaptdt(nadv,dtbon,n,pbaru, |
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c masse) |
SUBROUTINE adaptdt(dtbon, n, pbaru, masse) |
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use dimens_m |
USE dimensions |
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use paramet_m |
USE paramet_m |
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use comconst |
USE comconst |
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use comvert |
USE disvert_m |
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use conf_gcm_m |
USE conf_gcm_m |
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use logic |
USE conf_gcm_m |
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use comgeom |
USE comgeom |
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use temps |
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use ener |
IMPLICIT NONE |
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IMPLICIT NONE |
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! ---------------------------------------------------------- |
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c---------------------------------------------------------- |
! Arguments |
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c Arguments |
! ---------------------------------------------------------- |
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c---------------------------------------------------------- |
INTEGER n |
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INTEGER n,nadv |
REAL dtbon |
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REAL dtbon |
REAL, INTENT (IN) :: pbaru(iip1, jjp1, llm) |
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REAL, intent(in):: pbaru(iip1,jjp1,llm) |
REAL masse(iip1, jjp1, llm) |
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REAL masse(iip1,jjp1,llm) |
! ---------------------------------------------------------- |
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c---------------------------------------------------------- |
! Local |
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c Local |
! ---------------------------------------------------------- |
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c---------------------------------------------------------- |
INTEGER i, j, l |
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INTEGER i,j,l |
REAL cflmax, aaa, bbb |
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REAL CFLmax,aaa,bbb |
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cflmax = 0. |
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CFLmax=0. |
DO l = 1, llm |
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do l=1,llm |
DO j = 2, jjm |
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do j=2,jjm |
DO i = 1, iim |
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do i=1,iim |
aaa = pbaru(i, j, l)*dtvr/masse(i, j, l) |
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aaa=pbaru(i,j,l)*dtvr/masse(i,j,l) |
cflmax = max(cflmax, aaa) |
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CFLmax=max(CFLmax,aaa) |
bbb = -pbaru(i, j, l)*dtvr/masse(i+1, j, l) |
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bbb=-pbaru(i,j,l)*dtvr/masse(i+1,j,l) |
cflmax = max(cflmax, bbb) |
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CFLmax=max(CFLmax,bbb) |
END DO |
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enddo |
END DO |
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enddo |
END DO |
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enddo |
n = int(cflmax) + 1 |
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n=int(CFLmax)+1 |
dtbon = dtvr/n |
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c pour reproduire cas VL du code qui appele x,y,z,y,x |
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c if (nadv.eq.30) n=n/2 ! Pour Prather |
RETURN |
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dtbon=dtvr/n |
END SUBROUTINE adaptdt |
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return |
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end |
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