1 |
jmc |
1.5 |
C $Header: /u/gcmpack/MITgcm/eesupp/src/exch_z_xyz_rx.template,v 1.4 2004/04/03 04:46:34 edhill Exp $ |
2 |
cnh |
1.3 |
C $Name: $ |
3 |
adcroft |
1.2 |
|
4 |
|
|
#include "CPP_EEOPTIONS.h" |
5 |
|
|
|
6 |
cnh |
1.3 |
CBOP |
7 |
|
|
C !ROUTINE: EXCH_Z_XYZ_RX |
8 |
|
|
|
9 |
|
|
C !INTERFACE: |
10 |
adcroft |
1.2 |
SUBROUTINE EXCH_Z_XYZ_RX( |
11 |
|
|
U phi, |
12 |
|
|
I myThid ) |
13 |
|
|
IMPLICIT NONE |
14 |
cnh |
1.3 |
C !DESCRIPTION: |
15 |
|
|
C *==========================================================* |
16 |
|
|
C | SUBROUTINE EXCH_Z_XYZ_RX |
17 |
|
|
C | o Handle exchanges for _RX, 3-dim, zeta coord arrays. |
18 |
|
|
C *==========================================================* |
19 |
|
|
C | Branch to appropriate exchange routine for a zeta coord |
20 |
|
|
C | array on the current grid scheme. |
21 |
|
|
C *==========================================================* |
22 |
adcroft |
1.2 |
|
23 |
cnh |
1.3 |
C !USES: |
24 |
|
|
C == Global variables == |
25 |
adcroft |
1.2 |
#include "SIZE.h" |
26 |
|
|
#include "EEPARAMS.h" |
27 |
|
|
#include "EESUPPORT.h" |
28 |
edhill |
1.4 |
#include "EXCH.h" |
29 |
adcroft |
1.2 |
|
30 |
cnh |
1.3 |
C !INPUT/OUTPUT PARAMETERS: |
31 |
|
|
C == Routine arguments == |
32 |
|
|
C phi :: Array with overlap regions are to be exchanged |
33 |
|
|
C Note - The interface to EXCH_RX assumes that |
34 |
|
|
C the standard Fortran 77 sequence association rules |
35 |
|
|
C apply. |
36 |
|
|
C myThid :: My thread id. |
37 |
adcroft |
1.2 |
_RX phi(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
38 |
|
|
INTEGER myThid |
39 |
|
|
|
40 |
cnh |
1.3 |
C !LOCAL VARIABLES: |
41 |
adcroft |
1.2 |
C == Local variables == |
42 |
cnh |
1.3 |
C OL[wens] :: Overlap extents in west, east, north, south. |
43 |
|
|
C exchWidth[XY] :: Extent of regions that will be exchanged. |
44 |
adcroft |
1.2 |
INTEGER OLw, OLe, OLn, OLs, exchWidthX, exchWidthY, myNz |
45 |
cnh |
1.3 |
CEOP |
46 |
adcroft |
1.2 |
|
47 |
|
|
OLw = OLx |
48 |
|
|
OLe = OLx |
49 |
|
|
OLn = OLy |
50 |
|
|
OLs = OLy |
51 |
|
|
exchWidthX = OLx |
52 |
|
|
exchWidthY = OLy |
53 |
|
|
myNz = Nr |
54 |
|
|
C ** NOTE ** The exchange routine we use here does not |
55 |
|
|
C require the preceeding and following barriers. |
56 |
|
|
C However, the slow, simple exchange interface |
57 |
|
|
C that is calling it here is meant to ensure |
58 |
|
|
C that threads are synchronised before exchanges |
59 |
|
|
C begine. |
60 |
|
|
IF (useCubedSphereExchange) THEN |
61 |
|
|
CALL EXCH_Z_RX_CUBE( phi, |
62 |
|
|
I OLw, OLe, OLs, OLn, myNz, |
63 |
|
|
I exchWidthX, exchWidthY, |
64 |
|
|
I FORWARD_SIMULATION, EXCH_UPDATE_CORNERS, myThid ) |
65 |
|
|
ELSE |
66 |
|
|
CALL EXCH_RX( phi, |
67 |
|
|
I OLw, OLe, OLs, OLn, myNz, |
68 |
|
|
I exchWidthX, exchWidthY, |
69 |
|
|
I FORWARD_SIMULATION, EXCH_UPDATE_CORNERS, myThid ) |
70 |
|
|
ENDIF |
71 |
|
|
|
72 |
|
|
RETURN |
73 |
|
|
END |