| 1 | ************ Usage ************** |
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| 2 | |
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| 3 | visu-ncl -f infilename.nc [options] |
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| 4 | |
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| 5 | -f infilename.nc : Input file, mandatory |
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| 6 | |
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| 7 | This script is designed for longitude/latitude/pressure/time nc files. |
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| 8 | Required dimension names are: |
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| 9 | Time indexes : Time, time, time_counter |
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| 10 | Vertical levels: lev, presnivs |
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| 11 | Latitudes : lat, latitude |
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| 12 | Longitudes : lon, longitudes |
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| 13 | |
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| 14 | == Options == |
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| 15 | |
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| 16 | [-h] : This user manual |
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| 17 | |
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| 18 | [-med media] : media for output |
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| 19 | |
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| 20 | Default: x11 |
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| 21 | Possible values: |
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| 22 | x11 => Display graph on screen |
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| 23 | ps,eps,pdf => Display graph in a ps,eps or pdf file |
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| 24 | |
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| 25 | [-oname outputname] : name for the output |
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| 26 | |
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| 27 | Default: quickview (will be the name of the X11 window) |
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| 28 | The name extension (.ps, .eps, .pdf) is added automatically. |
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| 29 | |
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| 30 | [-type typeplot] : type of plot |
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| 31 | |
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| 32 | Default: coupe |
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| 33 | Possible values: |
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| 34 | coupe => Display 1D graph or 2D contour plot |
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| 35 | You need to give at least 1 varying dimension, |
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| 36 | otherwise default give only one point. |
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| 37 | ortho => Display 2D orthographic projection |
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| 38 | You will be defaulted to a full lat/lon map. |
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| 39 | stereo => Display 2D stereographic projection |
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| 40 | You will be defaulted to a full lon map. |
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| 41 | |
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| 42 | Options to define the plotted variable: |
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| 43 | --------------------------------------- |
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| 44 | |
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| 45 | [-v varname] : Variable name for plot |
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| 46 | |
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| 47 | Default: liste => list the variables in file |
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| 48 | |
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| 49 | [-v2 varname] : Variable name to be overplotted |
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| 50 | |
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| 51 | Default: no second variable |
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| 52 | |
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| 53 | [-tc ntcutmin[,ntcutmax[,tavg]]] : INDEXES for time slice |
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| 54 | |
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| 55 | Default: ntcutmin=0 / ntcutmax=ntcutmin / tavg=ntcutmax |
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| 56 | ntcutmin=-999: average over all times |
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| 57 | tavg=-999 : average between ntcutmin and ntcutmax |
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| 58 | Known problem: on given files, the default has a problem. |
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| 59 | In this case, try a time point different from 0, it should work. |
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| 60 | |
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| 61 | [-pc pcutmin[,pcutmax[,pavg]]] : VALUES for pressure slice |
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| 62 | |
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| 63 | Default: pcutmin=1.e4 / pcutmax=pcutmin / pavg=pcutmax |
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| 64 | pcutmin=-999 : average over all pressures |
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| 65 | pavg=-999 : average between pcutmin and pcutmax |
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| 66 | |
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| 67 | [-lc lcutmin[,lcutmax[,lavg]]] : VALUES for latitudinal slice |
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| 68 | |
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| 69 | Default: lcutmin=0 / lcutmax=lcutmin / lavg=lcutmax |
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| 70 | lcutmin=-999 : average over all latitudes |
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| 71 | lavg=-999 : average between lcutmin and lcutmax |
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| 72 | |
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| 73 | [-Lc Lcutmin[,Lcutmax[,Lavg]]] : VALUES for longitudinal slice |
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| 74 | |
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| 75 | Default: Lcutmin=0 / Lcutmax=Lcutmin / Lavg=Lcutmax |
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| 76 | Lcutmin=-999 : average over all longitudes |
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| 77 | Lavg=-999 : average between Lcutmin and Lcutmax |
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| 78 | |
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| 79 | Cosmetic options for figure: |
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| 80 | ---------------------------- |
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| 81 | |
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| 82 | [-lim min,max[,step]] : limits for variable values |
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| 83 | |
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| 84 | Default: automatic |
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| 85 | 1d : min and max values for axis (step unused) |
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| 86 | 2d : min, max and step values for contours |
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| 87 | If only one value is given, back to default. |
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| 88 | |
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| 89 | Cosmetic options for projections: |
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| 90 | --------------------------------- |
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| 91 | |
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| 92 | [-center lon,lat] : longitude and latitude (degrees) of center point |
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| 93 | |
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| 94 | Default: |
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| 95 | For orthographic: 0,40 |
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| 96 | For stereographic: 0,90 (i.e. Northern Hemisphere) |
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| 97 | To plot Southern Hemisphere, ask for 0,-90 (any other will go back to default) |
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| 98 | If only one value is given, both are identical. |
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| 99 | |
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| 100 | [-grid T/F] : logical to plot the grid or not |
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| 101 | |
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| 102 | Default: T |
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| 103 | |
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| 104 | [-gcol gridcol] : color for the grid |
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| 105 | |
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| 106 | Default: white |
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| 107 | |
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| 108 | [-gspc Dlon,Dlat] : intervals (degrees) for longitude and latitude lines |
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| 109 | |
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| 110 | Default: 30,20 |
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| 111 | If only one value is given, both are identical. |
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| 112 | |
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