|
Last change
on this file since 5415 was
709,
checked in by Laurent Fairhead, 18 years ago
|
|
Nouvelles versions de la dynamique YM
LF
|
-
Property svn:eol-style set to
native
-
Property svn:keywords set to
Author Date Id Revision
|
|
File size:
1.1 KB
|
| Line | |
|---|
| 1 | ! |
|---|
| 2 | ! $Header$ |
|---|
| 3 | ! |
|---|
| 4 | SUBROUTINE grad(klevel, pg,pgx,pgy ) |
|---|
| 5 | c |
|---|
| 6 | c P. Le Van |
|---|
| 7 | c |
|---|
| 8 | c ****************************************************************** |
|---|
| 9 | c .. calcul des composantes covariantes en x et y du gradient de g |
|---|
| 10 | c |
|---|
| 11 | c ****************************************************************** |
|---|
| 12 | c pg est un argument d'entree pour le s-prog |
|---|
| 13 | c pgx et pgy sont des arguments de sortie pour le s-prog |
|---|
| 14 | c |
|---|
| 15 | IMPLICIT NONE |
|---|
| 16 | c |
|---|
| 17 | #include "dimensions.h" |
|---|
| 18 | #include "paramet.h" |
|---|
| 19 | INTEGER klevel |
|---|
| 20 | REAL pg( ip1jmp1,klevel ) |
|---|
| 21 | REAL pgx( ip1jmp1,klevel ) , pgy( ip1jm,klevel ) |
|---|
| 22 | INTEGER l,ij |
|---|
| 23 | c |
|---|
| 24 | c |
|---|
| 25 | DO 6 l = 1,klevel |
|---|
| 26 | c |
|---|
| 27 | DO 2 ij = 1, ip1jmp1 - 1 |
|---|
| 28 | pgx( ij,l ) = pg( ij +1,l ) - pg( ij,l ) |
|---|
| 29 | 2 CONTINUE |
|---|
| 30 | c |
|---|
| 31 | c .... correction pour pgx(ip1,j,l) .... |
|---|
| 32 | c ... pgx(iip1,j,l)= pgx(1,j,l) .... |
|---|
| 33 | CDIR$ IVDEP |
|---|
| 34 | DO 3 ij = iip1, ip1jmp1, iip1 |
|---|
| 35 | pgx( ij,l ) = pgx( ij -iim,l ) |
|---|
| 36 | 3 CONTINUE |
|---|
| 37 | c |
|---|
| 38 | DO 4 ij = 1,ip1jm |
|---|
| 39 | pgy( ij,l ) = pg( ij,l ) - pg( ij +iip1,l ) |
|---|
| 40 | 4 CONTINUE |
|---|
| 41 | c |
|---|
| 42 | 6 CONTINUE |
|---|
| 43 | RETURN |
|---|
| 44 | END |
|---|
Note: See
TracBrowser
for help on using the repository browser.
