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cnh |
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C $Header: /u/gcmpack/models/MITgcmUV/model/src/ini_curvilinear_grid.F,v 1.2 2001/05/29 14:01:37 adcroft Exp $ |
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C $Name: $ |
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adcroft |
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#include "CPP_OPTIONS.h" |
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cnh |
1.3 |
CBOP |
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C !ROUTINE: INI_CURVILINEAR_GRID |
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C !INTERFACE: |
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adcroft |
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SUBROUTINE INI_CURVILINEAR_GRID( myThid ) |
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cnh |
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | SUBROUTINE INI_CURVILINEAR_GRID |
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C | o Initialise curvilinear coordinate system |
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C *==========================================================* |
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C | Curvilinear grid settings are read from a file rather |
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C | than coded in-line as for cartesian and spherical polar. |
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C | This is more general but you have to create the grid |
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C | yourself. |
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C *==========================================================* |
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C \ev |
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C !USES: |
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adcroft |
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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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#include "PARAMS.h" |
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#include "GRID.h" |
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cnh |
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C !INPUT/OUTPUT PARAMETERS: |
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adcroft |
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C == Routine arguments == |
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C myThid - Number of this instance of INI_CARTESIAN_GRID |
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INTEGER myThid |
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cnh |
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C !LOCAL VARIABLES: |
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adcroft |
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C == Local variables == |
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INTEGER bi,bj |
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INTEGER I,J |
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cnh |
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CEOP |
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adcroft |
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C-- Set everything to zero everywhere |
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DO bj = myByLo(myThid), myByHi(myThid) |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
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DO J=1-Oly,sNy+Oly |
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DO I=1-Olx,sNx+Olx |
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XC(i,j,bi,bj)=0. |
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YC(i,j,bi,bj)=0. |
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XG(i,j,bi,bj)=0. |
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YG(i,j,bi,bj)=0. |
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DXC(i,j,bi,bj)=0. |
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DYC(i,j,bi,bj)=0. |
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DXG(i,j,bi,bj)=0. |
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DYG(i,j,bi,bj)=0. |
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DXF(i,j,bi,bj)=0. |
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DYF(i,j,bi,bj)=0. |
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DXV(i,j,bi,bj)=0. |
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DYU(i,j,bi,bj)=0. |
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RA(i,j,bi,bj)=0. |
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RAZ(i,j,bi,bj)=0. |
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RAW(i,j,bi,bj)=0. |
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RAS(i,j,bi,bj)=0. |
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tanPhiAtU(i,j,bi,bj)=0. |
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tanPhiAtV(i,j,bi,bj)=0. |
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cosFacU(J,bi,bj)=1. |
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cosFacV(J,bi,bj)=1. |
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sqcosFacU(J,bi,bj)=1. |
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sqcosFacV(J,bi,bj)=1. |
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ENDDO |
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ENDDO |
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ENDDO ! bi |
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ENDDO ! bj |
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C Here we make no assumptions about grid symmetry and simply |
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C read the raw grid data from files |
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C- Cell centered quantities |
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CALL MDSREADFIELD('LONC.bin',readBinaryPrec,'RL',1,XC, 1,myThid) |
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CALL MDSREADFIELD('LATC.bin',readBinaryPrec,'RL',1,YC, 1,myThid) |
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_EXCH_XY_R4(XC,myThid) |
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_EXCH_XY_R4(YC,myThid) |
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CALL MDSREADFIELD('DXF.bin',readBinaryPrec,'RL',1,DXF, 1,myThid) |
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CALL MDSREADFIELD('DYF.bin',readBinaryPrec,'RL',1,DYF, 1,myThid) |
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C !!! _EXCH_OUV_XY_R4(DXF, DYF, unSigned, myThid ) |
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cs! this is not correct! <= need paired exchange for DXF,DYF |
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_EXCH_XY_R4(DXF,myThid) |
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_EXCH_XY_R4(DYF,myThid) |
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CALL MDSREADFIELD('RA.bin',readBinaryPrec,'RL',1,RA, 1,myThid) |
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_EXCH_XY_R4(RA,myThid ) |
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C- Corner quantities |
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C *********** this are not degbugged ************ |
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CALL MDSREADFIELD('LONG.bin',readBinaryPrec,'RL',1,XG, 1,myThid) |
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CALL MDSREADFIELD('LATG.bin',readBinaryPrec,'RL',1,YG, 1,myThid) |
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cs- this block needed by cubed sphere until we write more useful I/O routines |
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bi=3 |
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bj=1 |
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YG(1,sNy+1,bj,1)=YG(1,1,bi,1) |
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bj=bj+2 |
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YG(1,sNy+1,bj,1)=YG(1,1,bi,1) |
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bj=bj+2 |
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YG(1,sNy+1,bj,1)=YG(1,1,bi,1) |
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bi=6 |
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bj=2 |
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YG(sNx+1,1,bj,1)=YG(1,1,bi,1) |
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bj=bj+2 |
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YG(sNx+1,1,bj,1)=YG(1,1,bi,1) |
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bj=bj+2 |
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YG(sNx+1,1,bj,1)=YG(1,1,bi,1) |
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cs- end block |
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CALL EXCH_Z_XY_RS(XG,myThid) |
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CALL EXCH_Z_XY_RS(YG,myThid) |
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CALL MDSREADFIELD('DXV.bin',readBinaryPrec,'RL',1,DXV, 1,myThid) |
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CALL MDSREADFIELD('DYU.bin',readBinaryPrec,'RL',1,DYU, 1,myThid) |
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cs- this block needed by cubed sphere until we write more useful I/O routines |
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C !!! _EXCH_ZUV_XY_R4(DXV, DYU, unSigned, myThid) |
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cs! this is not correct <= need paired exchange for dxv,dyu |
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CALL EXCH_Z_XY_RS(DXV,myThid) |
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CALL EXCH_Z_XY_RS(DYU,myThid) |
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DO bj = myByLo(myThid), myByHi(myThid) |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
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DXV(sNx+1,1,bi,bj)=DXV(1,1,bi,bj) |
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DXV(1,sNy+1,bi,bj)=DXV(1,1,bi,bj) |
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DYU(sNx+1,1,bi,bj)=DYU(1,1,bi,bj) |
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DYU(1,sNy+1,bi,bj)=DYU(1,1,bi,bj) |
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ENDDO |
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ENDDO |
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cs- end block |
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C !!! _EXCH_ZUV_XY_R4(DXV, DYU, unSigned, myThid) |
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cs! this is not correct <= need paired exchange for dxv,dyu |
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CALL EXCH_Z_XY_RS(DXV,myThid) |
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CALL EXCH_Z_XY_RS(DYU,myThid) |
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CALL MDSREADFIELD('RAZ.bin',readBinaryPrec,'RL',1,RAZ, 1,myThid) |
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cs- this block needed by cubed sphere until we write more useful I/O routines |
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CALL EXCH_Z_XY_RS(RAZ , myThid ) |
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DO bj = myByLo(myThid), myByHi(myThid) |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
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RAZ(sNx+1,1,bi,bj)=RAZ(1,1,bi,bj) |
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RAZ(1,sNy+1,bi,bj)=RAZ(1,1,bi,bj) |
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ENDDO |
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ENDDO |
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cs- end block |
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CALL EXCH_Z_XY_RS(RAZ,myThid) |
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C- Staggered (u,v pairs) quantities |
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CALL MDSREADFIELD('DXC.bin',readBinaryPrec,'RL',1,DXC, 1,myThid) |
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CALL MDSREADFIELD('DYC.bin',readBinaryPrec,'RL',1,DYC, 1,myThid) |
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CALL EXCH_UV_XY_RS(DXC,DYC,.FALSE.,myThid) |
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CALL MDSREADFIELD('RAW.bin',readBinaryPrec,'RL',1,RAW, 1,myThid) |
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CALL MDSREADFIELD('RAS.bin',readBinaryPrec,'RL',1,RAS, 1,myThid) |
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cs- this block needed by cubed sphere until we write more useful I/O routines |
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DO bj = myByLo(myThid), myByHi(myThid) |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
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DO J = 1,sNy |
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c RAW(sNx+1,J,bi,bj)=RAW(1,J,bi,bj) |
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c RAS(J,sNy+1,bi,bj)=RAS(J,1,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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cs- end block |
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CALL EXCH_UV_XY_RS(RAW,RAS,.FALSE.,myThid) |
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CALL MDSREADFIELD('DXG.bin',readBinaryPrec,'RL',1,DXG, 1,myThid) |
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CALL MDSREADFIELD('DYG.bin',readBinaryPrec,'RL',1,DYG, 1,myThid) |
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cs- this block needed by cubed sphere until we write more useful I/O routines |
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DO bj = myByLo(myThid), myByHi(myThid) |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
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DO J = 1,sNy |
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c DYG(sNx+1,J,bi,bj)=DYG(1,J,bi,bj) |
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c DXG(J,sNy+1,bi,bj)=DXG(J,1,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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cs- end block |
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CALL EXCH_UV_XY_RS(DYG,DXG,.FALSE.,myThid) |
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c write(10) XC |
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c write(10) YC |
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c write(10) DXF |
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c write(10) DYF |
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c write(10) RA |
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c write(10) XG |
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c write(10) YG |
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c write(10) DXV |
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c write(10) DYU |
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c write(10) RAZ |
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c write(10) DXC |
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c write(10) DYC |
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c write(10) RAW |
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c write(10) RAS |
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c write(10) DXG |
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c write(10) DYG |
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RETURN |
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END |
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