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load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_code.ncl"
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load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_csm.ncl"
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load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/contributed.ncl"
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begin
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;----------------------------------------------------------
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year = "2004"
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nlat = 3600
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mlon = 7200
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month_in_year = 12
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;----------------------------------------------------------
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diri = "/fis/cgd/cseg/people/jeff/clamp_data/"
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diro = "/fis/cgd/cseg/people/jeff/clamp_data/"
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filo = "MOD15A2_LAI_" + year + "_monthly.nc"
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c = addfile(diro+filo,"c")
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filedimdef(c,"time",-1,True)
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day = (/"001","009","017","025","033","041","049","057","065","073", \
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"081","089","097","105","113","121","129","137","145","153", \
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"161","169","177","185","193","201","209","217","225","233", \
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"241","249","257","265","273","281","289","297","305","313", \
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"321","329","337","345","353","361"/)
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file_index_L = (/0,3,7 ,11,15,18,22,26,30,34,38,41/)
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file_index_R = (/3,7,11,14,18,22,26,30,34,37,41,45/)
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scale_L = (/8,1,5,6,8,1,3,4,5,7,8,2/)
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scale_R = (/7,3,2,8,7,5,4,3,1,8,6,5/)
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; dayI = stringtointeger(day)
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; print (dayI)
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x = new((/12,nlat,mlon/),float)
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x = 0.
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x@_FillValue = 1.e+36
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do m = 0,month_in_year-1
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nday = 0 ; number of day in a month
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do n = file_index_L(m),file_index_R(m)
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fili = "MOD15A2_GEO_" + year + day(n) + ".hdf"
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print (fili)
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a = addfile(diri+fili,"r")
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y = a->Lai_0_05deg
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y@_FillValue = inttobyte(253) ; special missing value?
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y@_FillValue = inttobyte(255) ; missing value
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z = byte2flt(y)
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z@_FillValue = 1.e+36
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; weighted by day, data is 8-day average
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scale = 8
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if (n .eq. file_index_L(m)) then
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scale = scale_L(m)
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end if
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if (n .eq. file_index_R(m)) then
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scale = scale_R(m)
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end if
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nday = nday + scale
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x(m,:,:) = where(ismissing(z),1.e+36,x(m,:,:)+z(:,:)*scale)
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delete (a)
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delete (y)
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delete (z)
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end do
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x(m,:,:) = where(ismissing(x(m,:,:)),1.e+36,x(m,:,:)/nday)
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print (nday)
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print (min(x) + "/" + max(x))
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end do
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lat = latGlobeFo(nlat, "lat", "latitude", "degrees_north")
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lat = (/ lat(::-1) /) ; make N->S
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lon = lonGlobeFo(mlon, "lon", "longitude", "degrees_east")
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lon = (/ lon - 180. /) ; subtract 180 from all values
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lon&lon = lon ; update coordinates
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x!0 = "time"
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x!1 = "lat"
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x!2 = "lon"
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x&time= ispan(1,month_in_year,1)
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x&lat= lat
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x&lon= lon
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x@units = "none"
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x@long_name = "Leaf Area Index"
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c->LAI = x
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end
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