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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, im,jm,vegdata, |
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. maxtyp,nchp,outlons,outlats, |
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. flwi,nchplnd,surftype,tilefrac, |
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. igrd,ityp,chfr ) |
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C*********************************************************************** |
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C Subroutine mkwrld - routine to read in the land surface types, |
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C interpolate to the models grid, |
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C and set up tile space for use by the |
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C land surface model and the albedo calculation |
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C and the surface 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 im - model grid longitude dimension |
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C jm - model grid latitude dimension (number of lat. points) |
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C vegdata - Character*40 Vegetation Dataset name |
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C maxtyp - maximum allowable number of land surface types per grid box |
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C nchp - integer actual number of tiles in tile space |
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C outlons - longitude value in degrees at model grid points |
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C outlats - latitude value in degrees at model grid points |
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C flwi - land-water mask from the old boundary conditions dataset |
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C (for the temporary!! compatibility check) |
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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] |
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C tilefrac - real array of corresponding land surface type fractions |
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C [im,jm,maxtyp] |
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C igrd - integer array in tile space of grid point number for each |
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C tile [nchp] |
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C ityp - integer array in tile space of land surface type for each |
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C tile [nchp] |
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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] |
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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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|
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implicit none |
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|
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integer exist |
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real zero,one |
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parameter (zero = 0.) |
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parameter (one = 1.) |
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parameter (exist=11) |
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|
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integer mythid,im,imdata,jm,jmdata,maxtyp,nchp,nchplnd |
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real chfr(1) |
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integer surftype(im,jm,maxtyp),igrd(1),ityp(1) |
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real tilefrac(im,jm,maxtyp) |
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real outlons(im,jm),outlats(im,jm),flwi(im,jm) |
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character*40 vegdata |
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character*40 veg1x1 |
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data veg1x1 /'veg360181.data'/ |
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|
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integer*4 im_32, jm_32 |
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integer*4 iveg_32(360*181*10) |
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real*4 veg_32(360*181*10) |
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real vegf (360*181*10) |
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integer ivegt (360*181*10) |
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|
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real locfracin(360,181,exist),locfracout(im,jm,exist) |
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real inlons(360*181),inlats(360*181) |
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integer i,ii,iii,iindex,j,jindex,k,kk,kkk,kbig,numtypes |
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real fract(maxtyp),undef,found,biggest |
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integer stype(maxtyp), ierr1, ierr2 |
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logical okay,ordered |
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integer whichtypes(exist) |
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integer kveg |
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|
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real dummy(im,jm) |
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|
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real getcon |
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undef = getcon('UNDEF') |
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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', iostat=ierr1) |
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if( ierr1.eq.0 ) then |
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read (kveg) im_32,jm_32, (IVEG_32(i),i=1,im_32*jm_32*maxtyp), |
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. (VEG_32(i),i=1,im_32*jm_32*maxtyp) |
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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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ENDIF |
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|
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imdata = im_32 |
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jmdata = jm_32 |
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do i = 1,im_32*jm_32*maxtyp |
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ivegt(i) = iveg_32(i) |
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vegf(i) = veg_32(i) |
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enddo |
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|
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do iii = 1,im*jm*maxtyp |
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tilefrac(iii,1,1) = vegf(iii) |
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surftype(iii,1,1) = ivegt(iii) |
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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).lt.100 .and. tilefrac(i,j,k).gt.0.) then |
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nchplnd = nchplnd + 1 |
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igrd (nchplnd) = i + (j-1)*im |
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ityp (nchplnd) = surftype(i,j,k) |
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chfr (nchplnd) = tilefrac(i,j,k) |
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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).ge.100 .and. tilefrac(i,j,k).gt.0. ) then |
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nchp = nchp + 1 |
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igrd (nchp) = i + (j-1)*im |
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ityp (nchp) = surftype(i,j,k) |
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chfr (nchp) = tilefrac(i,j,k) |
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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 *, '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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RETURN |
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END |