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C $Header: /u/gcmpack/MITgcm/pkg/atm_compon_interf/cpl_register.F,v 1.5 2015/11/12 01:01:58 jmc Exp $ |
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C $Name: $ |
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#include "ATM_CPL_OPTIONS.h" |
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CBOP 0 |
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C !ROUTINE: CPL_REGISTER |
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C !INTERFACE: |
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SUBROUTINE CPL_REGISTER |
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C !DESCRIPTION: |
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C *==========================================================* |
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C | SUBROUTINE CPL_REGISTER |
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C | o Routine controlling registration with MIT coupler. |
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C | - Atmospheric version - |
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C *==========================================================* |
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C | This version talks to the MIT Coupler. It uses the MIT |
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C | Coupler "checkpoint1" library calls. |
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C *==========================================================* |
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C !USES: |
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IMPLICIT NONE |
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C == Global variables == |
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#include "SIZE.h" |
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#include "EEPARAMS.h" |
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#ifdef ALLOW_EXCH2 |
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# include "W2_EXCH2_SIZE.h" |
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# include "W2_EXCH2_TOPOLOGY.h" |
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# include "W2_EXCH2_PARAMS.h" |
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#endif /* ALLOW_EXCH2 */ |
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C !INPUT/OUTPUT PARAMETERS: |
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C == Routine arguments == |
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C myThid :: Thread number for this instance of the routine |
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c INTEGER myThid |
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CEOP |
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#ifdef COMPONENT_MODULE |
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C !LOCAL VARIABLES: |
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C == Local variables == |
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C bi, bj :: Tile indices |
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C j :: Loop counter |
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C iG0, jG0 :: Base coordinates of a tile on the global grid. |
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C iReg :: Array for passing attributes to the coupler |
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C x,ySize :: expected size of the coupler 2-D maps |
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INTEGER iG0, jG0 |
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INTEGER bi, bj |
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INTEGER j, nTiles |
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INTEGER iReg(6,nSx*nSy) |
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c INTEGER xSize, ySize |
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#ifdef ALLOW_EXCH2 |
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INTEGER tN |
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LOGICAL useExch2LayOut |
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#endif /* ALLOW_EXCH2 */ |
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C-- Set dimensions of coupler 2-D maps: |
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c xSize = Nx |
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c ySize = Ny |
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#ifdef ALLOW_EXCH2 |
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C-- Note: current coupler mapping relies only on i0,j0,nx,ny ; this prevent to |
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C map tiles to Exch-2 global map when faces do not fit in global-IO-array |
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C (see, e.g., gather/scatter_2d routines in eesupp/src, case where |
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C iGjLoc <> 0 or jGjLoc <> 1 ). |
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useExch2LayOut = .FALSE. |
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IF ( W2_useE2ioLayOut ) THEN |
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useExch2LayOut = .TRUE. |
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DO tN=1,exch2_nTiles |
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IF ( exch2_mydNx(tN) .GT. exch2_global_Nx ) THEN |
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useExch2LayOut = .FALSE. |
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C- face x-size larger than glob-size : fold it |
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c iGjLoc = 0 |
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c jGjLoc = exch2_mydNx(tN) / xSize |
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ELSEIF ( exch2_tNy(tN) .GT. exch2_global_Ny ) THEN |
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useExch2LayOut = .FALSE. |
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C- tile y-size larger than glob-size : make a long line |
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c iGjLoc = exch2_mydNx(tN) |
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c jGjLoc = 0 |
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ELSE |
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C- default (face fit into global-IO-array) |
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c iGjLoc = 0 |
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c jGjLoc = 1 |
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ENDIF |
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ENDDO |
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ENDIF |
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c IF ( useExch2LayOut ) THEN |
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c xSize = exch2_global_Nx |
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c ySize = exch2_global_Ny |
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c ENDIF |
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C-- Note: should check that xSize,ySize match with coupler Nx_atm,Ny_atm |
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#endif /* ALLOW_EXCH2 */ |
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|
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C-- Register with the MIT coupler |
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j = 0 |
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DO bj=1,nSy |
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DO bi=1,nSx |
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j = j+1 |
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jG0 = myYGlobalLo+(bj-1)*sNy |
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iG0 = myXGlobalLo+(bi-1)*sNx |
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#ifdef ALLOW_EXCH2 |
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IF ( useExch2LayOut ) THEN |
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tN = W2_myTileList(bi,bj) |
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iG0 = exch2_txGlobalo(tN) |
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jG0 = exch2_tyGlobalo(tN) |
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ENDIF |
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#endif /* ALLOW_EXCH2 */ |
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iReg(1,j) = bi |
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iReg(2,j) = bj |
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iReg(3,j) = sNx |
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iReg(4,j) = sNy |
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iReg(5,j) = iG0 |
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iReg(6,j) = jG0 |
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ENDDO |
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ENDDO |
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nTiles = nSx*nSy |
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CALL MITCOMPONENT_TILE_REGISTER( nTiles, iReg ) |
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#endif /* COMPONENT_MODULE */ |
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|
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RETURN |
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END |
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