npp/31.contour_model.ncl
changeset 0 0c6405ab2ff4
equal deleted inserted replaced
-1:000000000000 0:5fad09026d5a
       
     1 ;*************************************************
       
     2 ; ce_1.ncl
       
     3 ;************************************************
       
     4 load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_code.ncl"  
       
     5 load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_csm.ncl"  
       
     6 ;************************************************
       
     7 begin
       
     8 ;************************************************
       
     9 ; read in netCDF file
       
    10 ;************************************************
       
    11 ; fili = "Npp_0.05deg_mean.nc"
       
    12   fili = "Npp_T42_mean.nc"
       
    13 ; fili = "i01.03cn_1545-1569_ANN_climo.nc"
       
    14 ; fili = "i01.04casa_1605-1629_ANN_climo.nc"
       
    15 
       
    16   a = addfile(fili,"r")
       
    17 
       
    18 ;************************************************
       
    19 ; read in data
       
    20 ;************************************************
       
    21 ; x = a->NPP(::10,::10)       ; for observed 0.05deg
       
    22   x = a->NPP
       
    23 
       
    24   nsec_per_year = 60*60*24*365
       
    25 
       
    26 ;scale_factor = nsec_per_year ; for model 
       
    27  scale_factor = 1.            ; for observed T42
       
    28 ;scale_factor = 0.1           ; for observed 0.05deg
       
    29 
       
    30   x = x * scale_factor
       
    31 
       
    32   x@units = "gC/m^2/year" 
       
    33 ;************************************************
       
    34 ; create default plot
       
    35 ;************************************************
       
    36   
       
    37 ; setvalues NhlGetWorkspaceObjectId()
       
    38 ;   "wsMaximumSize" : 199999999
       
    39 ; end setvalues
       
    40 
       
    41   wks = gsn_open_wks("png","xy")         ; open a ps file
       
    42 ; gsn_define_colormap(wks,"wgne15")          ; choose colormap
       
    43   gsn_define_colormap(wks,"gui_default")     ; choose colormap
       
    44 
       
    45   res                     = True             ; Use plot options
       
    46   res@cnFillOn            = True             ; Turn on color fill
       
    47   res@gsnSpreadColors      = True            ; use full colormap
       
    48 ; res@cnFillMode          = "RasterFill"     ; Turn on raster color
       
    49 ; res@lbLabelAutoStride   = True
       
    50   res@cnLinesOn           = False            ; Turn off contourn lines
       
    51   res@mpFillOn            = False            ; Turn off map fill
       
    52   res@tiMainString        = "Observed MODIS MOD 17"
       
    53 ; res@tiMainString        = "Model i01.03cn"
       
    54 ; res@tiMainString        = "Model i01.04casa"
       
    55 
       
    56   res@gsnSpreadColors     = True             ; use full colormap
       
    57   res@cnLevelSelectionMode = "ManualLevels"    ; Manual contour invtervals
       
    58   res@cnMinLevelValF       = 0.                ; Min level
       
    59   res@cnMaxLevelValF       = 2200.             ; Max level
       
    60   res@cnLevelSpacingF      = 200.              ; interval
       
    61 
       
    62   plot = gsn_csm_contour_map_ce(wks,x,res)         ; for observed
       
    63 ; plot = gsn_csm_contour_map_ce(wks,x(0,:,:),res)  ; for model
       
    64 
       
    65 end