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C $Header: $ |
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C $Name: $ |
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|
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subroutine fizhi_init_veg ( mythid, vegdata,im,jm,bi,bj,maxtyp, |
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. surftype,tilefrac,igrd,ityp,chfr ) |
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C*********************************************************************** |
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C Subroutine fizhi_init_veg - routine to read in the land surface types, |
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C interpolate to the models grid, and set up tile space for use by |
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C the land surface model, the albedo calculation and the surface |
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C roughness calculation. |
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C |
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C INPUT: |
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C |
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C mythid - thread number (processor number) |
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C vegdata - Character*40 Vegetation Dataset name |
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C im - model grid longitude dimension |
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C jm - model grid latitude dimension (number of lat. points) |
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C bi - Number of processors in x-direction |
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C bj - Number of processors in y-direction |
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C maxtyp - maximum allowable number of land surface types per grid box |
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C nchpmax - integer maximum per-processor number of tiles in tile space |
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C |
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C OUTPUT: |
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C |
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C surftype - integer array of land surface types [im,jm,maxtyp,bi,bj] |
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C tilefrac - real array of corresponding land surface type fractions |
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C [im,jm,maxtyp,bi,bj] |
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C igrd - integer array in tile space of grid point number for each |
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C tile [nchp,bi,bj] |
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C ityp - integer array in tile space of land surface type for each |
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C tile [nchp,bi,bj] |
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C chfr - real array in tile space of land surface type fraction for |
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C each tile [nchp,bi,bj] |
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C |
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C NOTES: |
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C Vegetation type as follows: |
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C 1: BROADLEAF EVERGREEN TREES |
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C 2: BROADLEAF DECIDUOUS TREES |
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C 3: NEEDLELEAF TREES |
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C 4: GROUND COVER |
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C 5: BROADLEAF SHRUBS |
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C 6: DWARF TREES (TUNDRA) |
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C 7: BARE SOIL |
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C 8: DESERT |
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C 9: GLACIER |
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C 10: DARK DESERT |
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C 100: OCEAN |
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C*********************************************************************** |
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implicit none |
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#include "EEPARAMS.h" |
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|
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integer mythid,im,jm,maxtyp,nchpmax |
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integer surftype(im,jm,maxtyp,bi,bj) |
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integer igrd(nchpmax,bi,bj),ityp(nchpmax,bi,bj) |
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real tilefrac(im,jm,maxtyp,bi,bj) |
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real chfr(nchpmax,bi,bj) |
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character*40 vegdata |
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integer imdata,jmdata,bidata,bjdata |
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integer nchp,nchpland |
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|
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integer*4 im_32, jm_32, bi_32, bj_32 |
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integer*4 iveg_32(im,jm,maxtyp,bi,bj) |
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real*4 veg_32(im,jm,maxtyp,bi,bj) |
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|
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integer i,j,k,bilocal,bjlocal,ierr1,kveg |
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|
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IF (myThid.eq.1) THEN |
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call mdsfindunit( kveg, myThid ) |
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close(kveg) |
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open(kveg,file=vegdata,form='unformatted',access='sequential', |
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. iostat=ierr1) |
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if( ierr1.eq.0 ) then |
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read(kveg)im_32,jm_32,bi_32,bj_32,IVEG_32,VEG_32 |
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else |
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print * |
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print *, 'Veg Dataset: ',vegdata,' not found!' |
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print * |
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call exit(101) |
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endif |
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close(kveg) |
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imdata = im_32 |
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jmdata = jm_32 |
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bidata = bi_32 |
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bjdata = bj_32 |
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if( (imdata.ne.im) .or. (jmdata.ne.jm) .or. |
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. (bi.ne.bidata) .or. (bjdata.ne.bj) ) then |
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print * |
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print *, 'Veg Data Resolution is Incorrect! ' |
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print *,' Model Res: ',im,'x',jm,' Data Res: ',imdata,'x',jmdata |
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print *,' Model Bij: ',bi,'x',bj,' Data Bij: ',bidata,'x',bjdata |
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print * |
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call exit(102) |
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ENDIF |
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|
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imdata = im_32 |
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jmdata = jm_32 |
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bidata = bi_32 |
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bjdata = bj_32 |
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|
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DO BJLOCAL = myByLo(myThid), myByHi(myThid) |
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DO BILOCAL = myBxLo(myThid), myBxHi(myThid) |
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|
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do k = 1,maxtyp |
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do j = 1,jm_32 |
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do i = 1,im_32 |
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surftype(i,j,k,bilocal,bjlocal) = iveg_32(i,j,k,bilocal,bjlocal) |
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tilefrac(i,j,k,bilocal,bjlocal) = veg_32(i,j,k,bilocal,bjlocal) |
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enddo |
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enddo |
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enddo |
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|
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c create chip arrays for : |
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c igrd : grid index |
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c ityp : veg. type |
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c chfr : vegetation fraction |
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|
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c nchplnd<=nchp is the actual number of land chips |
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|
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c land points |
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c ----------- |
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nchplnd = 0 |
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do k=1,maxtyp |
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do j=1,jm |
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do i=1,im |
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if(surftype(i,j,k,bi,bj).lt.100.and. |
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. tilefrac(i,j,k,bi,bj).gt.0.)then |
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nchplnd = nchplnd + 1 |
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igrd (nchplnd,bi,bj) = i + (j-1)*im |
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ityp (nchplnd,bi,bj) = surftype(i,j,k,bi,bj) |
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chfr (nchplnd,bi,bj) = tilefrac(i,j,k,bi,bj) |
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endif |
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enddo |
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enddo |
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enddo |
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|
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c ocean points |
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c ------------ |
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nchp = nchplnd |
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|
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do k=1,maxtyp |
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do j=1,jm |
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do i=1,im |
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if(surftype(i,j,k,bi,bj).ge.100 .and. |
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. tilefrac(i,j,k,bi,bj).gt.0.)then |
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nchp = nchp + 1 |
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igrd (nchp,bi,bj) = i + (j-1)*im |
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ityp (nchp,bi,bj) = surftype(i,j,k,bi,bj) |
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chfr (nchp,bi,bj) = tilefrac(i,j,k,bi,bj) |
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endif |
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enddo |
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enddo |
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enddo |
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|
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print *, 'bi ',bilocal,' bj ',bjlocal |
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print *, 'Number of Total Tiles: ',nchp |
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print *, 'Number of Land Tiles: ',nchplnd |
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print * |
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|
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ENDDO |
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ENDDO |
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|
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RETURN |
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END |
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