eesupp/src/exch_3d_rx.template

C $Header: /u/gcmpack/MITgcm/eesupp/src/exch_3d_rx.template,v 1.2 2007/08/17 18:34:17 jmc Exp $
C $Name:  $

#include "PACKAGES_CONFIG.h"
#include "CPP_EEOPTIONS.h"

CBOP
C     !ROUTINE: EXCH_3D_RX

C     !INTERFACE:
      SUBROUTINE EXCH_3D_RX(
     U                       phi,
     I                       myNz, myThid )

C     !DESCRIPTION:
C     *==========================================================*
C     | SUBROUTINE EXCH_3D_RX
C     | o Handle exchanges for _RX, three-dim scalar arrays.
C     *==========================================================*
C     | Invoke appropriate exchange routine depending on type
C     | of grid (cube or globally indexed) to be operated on.
C     *==========================================================*

C     !USES:
      IMPLICIT NONE
C     === Global data ===
#include "SIZE.h"
#include "EEPARAMS.h"

C     !INPUT/OUTPUT PARAMETERS:
C     === Routine arguments ===
C     phi    :: Array with overlap regions are to be exchanged
C     myNz   :: 3rd dimension of array to exchange
C     myThid :: My thread id.
      INTEGER myNz
      _RX phi(1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:myNz,nSx,nSy)
      INTEGER myThid

C     !LOCAL VARIABLES:
#ifndef ALLOW_EXCH2
C     == Local variables ==
C     OL[wens]       :: Overlap extents in west, east, north, south.
C     exchWidth[XY]  :: Extent of regions that will be exchanged.
      INTEGER OLw, OLe, OLn, OLs, exchWidthX, exchWidthY
#endif
CEOP

#ifdef ALLOW_EXCH2
      CALL EXCH2_3D_RX( phi, myNz, myThid )
      RETURN
#else /* ALLOW_EXCH2 */

      OLw        = OLx
      OLe        = OLx
      OLn        = OLy
      OLs        = OLy
      exchWidthX = OLx
      exchWidthY = OLy
      IF (useCubedSphereExchange) THEN
       CALL EXCH1_RX_CUBE( phi, .FALSE.,
     I            OLw, OLe, OLs, OLn, myNz,
     I            exchWidthX, exchWidthY,
     I            EXCH_UPDATE_CORNERS, myThid )
      ELSE
       CALL EXCH1_RX( phi,
     I            OLw, OLe, OLs, OLn, myNz,
     I            exchWidthX, exchWidthY,
     I            EXCH_UPDATE_CORNERS, myThid )
      ENDIF

      RETURN
#endif /* ALLOW_EXCH2 */
      END
1	C $Header: /u/gcmpack/MITgcm/eesupp/src/exch_3d_rx.template,v 1.2 2007/08/17 18:34:17 jmc Exp $
2	C $Name: $
3
4	#include "PACKAGES_CONFIG.h"
5	#include "CPP_EEOPTIONS.h"
6
7	CBOP
8	C !ROUTINE: EXCH_3D_RX
9
10	C !INTERFACE:
11	SUBROUTINE EXCH_3D_RX(
12	U phi,
13	I myNz, myThid )
14
15	C !DESCRIPTION:
16	C ==========================================================
17	C \| SUBROUTINE EXCH_3D_RX
18	C \| o Handle exchanges for _RX, three-dim scalar arrays.
19	C ==========================================================
20	C \| Invoke appropriate exchange routine depending on type
21	C \| of grid (cube or globally indexed) to be operated on.
22	C ==========================================================
23
24	C !USES:
25	IMPLICIT NONE
26	C === Global data ===
27	#include "SIZE.h"
28	#include "EEPARAMS.h"
29
30	C !INPUT/OUTPUT PARAMETERS:
31	C === Routine arguments ===
32	C phi :: Array with overlap regions are to be exchanged
33	C myNz :: 3rd dimension of array to exchange
34	C myThid :: My thread id.
35	INTEGER myNz
36	_RX phi(1-OLx:sNx+OLx,1-OLy:sNy+OLy,1:myNz,nSx,nSy)
37	INTEGER myThid
38
39	C !LOCAL VARIABLES:
40	#ifndef ALLOW_EXCH2
41	C == Local variables ==
42	C OL[wens] :: Overlap extents in west, east, north, south.
43	C exchWidth[XY] :: Extent of regions that will be exchanged.
44	INTEGER OLw, OLe, OLn, OLs, exchWidthX, exchWidthY
45	#endif
46	CEOP
47
48	#ifdef ALLOW_EXCH2
49	CALL EXCH2_3D_RX( phi, myNz, myThid )
50	RETURN
51	#else /* ALLOW_EXCH2 */
52
53	OLw = OLx
54	OLe = OLx
55	OLn = OLy
56	OLs = OLy
57	exchWidthX = OLx
58	exchWidthY = OLy
59	IF (useCubedSphereExchange) THEN
60	CALL EXCH1_RX_CUBE( phi, .FALSE.,
61	I OLw, OLe, OLs, OLn, myNz,
62	I exchWidthX, exchWidthY,
63	I EXCH_UPDATE_CORNERS, myThid )
64	ELSE
65	CALL EXCH1_RX( phi,
66	I OLw, OLe, OLs, OLn, myNz,
67	I exchWidthX, exchWidthY,
68	I EXCH_UPDATE_CORNERS, myThid )
69	ENDIF
70
71	RETURN
72	#endif /* ALLOW_EXCH2 */
73	END