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! $Header: /home/cvsroot/LMDZ4/libf/dyn3d/coordij.F,v 1.1.1.1 2004/05/19 |
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! 12:53:05 lmdzadmin Exp $ |
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SUBROUTINE coordij(lon, lat, ilon, jlat) |
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! ======================================================================= |
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! calcul des coordonnees i et j de la maille scalaire dans |
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! laquelle se trouve le point (lon,lat) en radian |
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! ======================================================================= |
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USE dimens_m |
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USE paramet_m |
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USE comconst |
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USE comgeom |
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USE serre |
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USE nr_util, ONLY: pi |
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IMPLICIT NONE |
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REAL lon, lat |
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INTEGER ilon, jlat |
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INTEGER i, j |
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REAL zlon, zlat |
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zlon = lon*pi/180. |
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zlat = lat*pi/180. |
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DO i = 1, iim + 1 |
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IF (rlonu(i)>zlon) THEN |
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ilon = i |
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GO TO 10 |
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END IF |
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END DO |
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10 CONTINUE |
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j = 0 |
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DO j = 1, jjm |
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IF (rlatv(j)<zlat) THEN |
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jlat = j |
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GO TO 20 |
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END IF |
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END DO |
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20 CONTINUE |
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IF (j==0) j = jjm + 1 |
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RETURN |
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END SUBROUTINE coordij |