Provided by: glgrib-glfw_1.0-4build2_amd64 
      
    
NAME
       glgrib - Display GRIB edition fields using OpenGL
SYNOPSIS
       Review (use PageUp/PageDown) :
         $ glgrib share/data/diff/ICMSHFCST+0001
       Single field :
         $ glgrib share/data/diff/ICMSHFCST+0001%PROFTEMPERATURE
         $ glgrib share/data/ecmwf/ecmf_0_1_0_ml_137_q.grib2
       Diff :
         $ glgrib --diff  share/data/diff/ICMSHFCST+0001 share/data/diff/ICMSHFCST+0002
       With full options :
         $ glgrib --field[0].path share/data/ecmwf/ecmf_0_1_0_ml_137_q.grib2 --coast.on
       Use option --help-long to get full help.
DESCRIPTION
       glgrib is an application to display fields encoded in GRIB edition 2 using OpenGL.
       Features : raster, contour, vector, colorbar, mapscale, coastlines, borders. Lat/lon, lambert, gaussian
       grid. GLFW backend for interactive display (glgrib-glfw), EGL backend (glgrib-egl) for batch processing
       without X11 display.
       Tested on :
       VGA compatible controller: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor Integrated Graphics
       Controller (rev 06)
       VGA compatible controller: Intel Corporation HD Graphics 530 (rev 06)
       VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Wani [Radeon R5/R6/R7 Graphics] (rev
       c8)
       3D controller: NVIDIA Corporation GV100GL [Tesla V100S PCIe 32GB] (rev a1)
OPTIONS
       "--border.countries.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Display countries
       "--border.lines.color"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Coastlines color
       "--border.lines.format"
           Type : "STRING"
           Default : "gshhg"
           Description : Input format
       "--border.lines.latmax"
           Type : "FLOAT"
           Default : 0
           Description : Maximum latitude
       "--border.lines.latmin"
           Type : "FLOAT"
           Default : 0
           Description : Minimum latitude
       "--border.lines.lonmax"
           Type : "FLOAT"
           Default : 0
           Description : Maximum longitude
       "--border.lines.lonmin"
           Type : "FLOAT"
           Default : 0
           Description : Minimum longitude
       "--border.lines.path"
           Type : "STRING"
           Default : "coastlines/gshhg/WDBII_bin/wdb_borders_f.b"
           Description : Path to lines file
       "--border.lines.scale"
           Type : "SCALE"
           Default : 1.005
           Description : Coastlines scale
       "--border.lines.selector"
           Type : "STRING"
           Default : ""
           Description : Selector
       "--border.lines.visible.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Lines are visible
       "--border.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Display borders
       "--border.regions.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Display regions
       "--border.sea.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Display sea borders
       "--cities.labels.font.bitmap.path"
           Type : "PATH"
           Default : "fonts/08.bmp"
           Description : Bitmap path
       "--cities.labels.font.bitmap.scale"
           Type : "FLOAT"
           Default : 0.05
           Description : Bitmap scale
       "--cities.labels.font.color.background"
           Type : "COLOR"
           Default : "#00000000"
           Description : Background color
       "--cities.labels.font.color.foreground"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Foreground color
       "--cities.labels.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable city names display
       "--cities.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Display cities
       "--cities.points.color"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Point color
       "--cities.points.palette.colors"
           Type : "COLOR-LIST"
           Default : ""
           Description : Palette colors
       "--cities.points.palette.fixed.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Fixed palette
       "--cities.points.palette.generate.levels"
           Type : "INTEGER"
           Default : 10
           Description : Number of values to generate
       "--cities.points.palette.generate.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Generate values
       "--cities.points.palette.linear.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Linear colorbar display
       "--cities.points.palette.max"
           Type : "FLOAT"
           Default : -3.40282e+38
           Description : Palette max value
       "--cities.points.palette.min"
           Type : "FLOAT"
           Default : 3.40282e+38
           Description : Palette min value
       "--cities.points.palette.name"
           Type : "PALETTE-NAME"
           Default : "none"
           Description : Palette name
       "--cities.points.palette.ncolors"
           Type : "INTEGER"
           Default : 256
           Description : Number of colors
       "--cities.points.palette.offset"
           Type : "FLOAT"
           Default : 0
           Description : Offset for colorbar figures
       "--cities.points.palette.rainbow.direct.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Direct/indirect rainbow
       "--cities.points.palette.rainbow.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Generate rainbow palette
       "--cities.points.palette.scale"
           Type : "FLOAT"
           Default : 1
           Description : Scale for colorbar figures
       "--cities.points.palette.values"
           Type : "FLOAT-LIST"
           Default : ""
           Description : Palette values
       "--cities.points.scale"
           Type : "SCALE"
           Default : 1
           Description : Scale
       "--cities.points.size.value"
           Type : "FLOAT"
           Default : 1
           Description : Point size
       "--cities.points.size.variable.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable variable point size
       "--cities.points.visible.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Points are visible
       "--coast.lakes.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Display lakes coastlines
       "--coast.lines.color"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Coastlines color
       "--coast.lines.format"
           Type : "STRING"
           Default : "gshhg"
           Description : Input format
       "--coast.lines.latmax"
           Type : "FLOAT"
           Default : 0
           Description : Maximum latitude
       "--coast.lines.latmin"
           Type : "FLOAT"
           Default : 0
           Description : Minimum latitude
       "--coast.lines.lonmax"
           Type : "FLOAT"
           Default : 0
           Description : Maximum longitude
       "--coast.lines.lonmin"
           Type : "FLOAT"
           Default : 0
           Description : Minimum longitude
       "--coast.lines.path"
           Type : "STRING"
           Default : "coastlines/gshhg/GSHHS_bin/gshhs_h.b"
           Description : Path to lines file
       "--coast.lines.scale"
           Type : "SCALE"
           Default : 1.005
           Description : Coastlines scale
       "--coast.lines.selector"
           Type : "STRING"
           Default : ""
           Description : Selector
       "--coast.lines.visible.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Lines are visible
       "--coast.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Display coastlines
       "--colorbar.font.bitmap.path"
           Type : "PATH"
           Default : "fonts/16.bmp"
           Description : Bitmap path
       "--colorbar.font.bitmap.scale"
           Type : "FLOAT"
           Default : 0.02
           Description : Bitmap scale
       "--colorbar.font.color.background"
           Type : "COLOR"
           Default : "#00000000"
           Description : Background color
       "--colorbar.font.color.foreground"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Foreground color
       "--colorbar.format"
           Type : "STRING"
           Default : "%6.4g"
           Description : Format (sprintf) use to display numbers
       "--colorbar.levels.number"
           Type : "INTEGER"
           Default : 11
           Description : Colorbar number of levels
       "--colorbar.levels.values"
           Type : "FLOAT-LIST"
           Default : ""
           Description : Colorbar level values
       "--colorbar.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Activate colorbar
       "--colorbar.position.xmax"
           Type : "FLOAT"
           Default : 0.18
           Description : Colorbar xmax
       "--colorbar.position.xmin"
           Type : "FLOAT"
           Default : 0.08
           Description : Colorbar xmin
       "--colorbar.position.ymax"
           Type : "FLOAT"
           Default : 0.95
           Description : Colorbar ymax
       "--colorbar.position.ymin"
           Type : "FLOAT"
           Default : 0.05
           Description : Colorbar ymin
       "--departements.lines.color"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Coastlines color
       "--departements.lines.format"
           Type : "STRING"
           Default : "shapeline"
           Description : Input format
       "--departements.lines.latmax"
           Type : "FLOAT"
           Default : 0
           Description : Maximum latitude
       "--departements.lines.latmin"
           Type : "FLOAT"
           Default : 0
           Description : Minimum latitude
       "--departements.lines.lonmax"
           Type : "FLOAT"
           Default : 0
           Description : Maximum longitude
       "--departements.lines.lonmin"
           Type : "FLOAT"
           Default : 0
           Description : Minimum longitude
       "--departements.lines.path"
           Type : "STRING"
           Default : "coastlines/departements/departements-20180101.shp"
           Description : Path to lines file
       "--departements.lines.scale"
           Type : "SCALE"
           Default : 1.005
           Description : Coastlines scale
       "--departements.lines.selector"
           Type : "STRING"
           Default : ""
           Description : Selector
       "--departements.lines.visible.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Lines are visible
       "--departements.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Display departements
       "--diff.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable difference mode
       "--diff.path"
           Type : "STRING-LIST"
           Default : ""
           Description : Files to show in diff mode
       "--field[0].contour.labels.distmin"
           Type : "FLOAT"
           Default : 3
           Description : Minimal length in degrees for labelled lines
       "--field[0].contour.labels.font.bitmap.path"
           Type : "PATH"
           Default : "fonts/08.bmp"
           Description : Bitmap path
       "--field[0].contour.labels.font.bitmap.scale"
           Type : "FLOAT"
           Default : 0.05
           Description : Bitmap scale
       "--field[0].contour.labels.font.color.background"
           Type : "COLOR"
           Default : "#00000000"
           Description : Background color
       "--field[0].contour.labels.font.color.foreground"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Foreground color
       "--field[0].contour.labels.format"
           Type : "STRING"
           Default : "%12.2f"
           Description : Format to print labels
       "--field[0].contour.labels.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable labels
       "--field[0].contour.lengths"
           Type : "FLOAT-LIST"
           Default : ""
           Description : List of dash lengths
       "--field[0].contour.levels"
           Type : "FLOAT-LIST"
           Default : ""
           Description : List of levels
       "--field[0].contour.max"
           Type : "FLOAT"
           Default : -3.40282e+38
           Description : Max level
       "--field[0].contour.min"
           Type : "FLOAT"
           Default : 3.40282e+38
           Description : Min level
       "--field[0].contour.number"
           Type : "INTEGER"
           Default : 10
           Description : Number of levels
       "--field[0].contour.patterns"
           Type : "STRING-LIST"
           Default : ""
           Description : List of dash patterns
       "--field[0].contour.widths"
           Type : "FLOAT-LIST"
           Default : ""
           Description : List of widths
       "--field[0].diff.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Show field difference
       "--field[0].fatal.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Fatal error if field fails to be created
       "--field[0].geometry.check.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Check geometry
       "--field[0].geometry.frame.color1"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : First frame color
       "--field[0].geometry.frame.color2"
           Type : "COLOR"
           Default : "#505050ff"
           Description : Second frame color
       "--field[0].geometry.frame.dlat"
           Type : "FLOAT"
           Default : 10
           Description : Latitude interval
       "--field[0].geometry.frame.dlon"
           Type : "FLOAT"
           Default : 10
           Description : Longitude interval
       "--field[0].geometry.frame.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Draw frame around domain
       "--field[0].geometry.frame.width"
           Type : "FLOAT"
           Default : 0
           Description : Frame width
       "--field[0].geometry.gaussian.apply_norm_scale.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Apply norm scaling
       "--field[0].geometry.gaussian.fit.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Fit Gaussian latitude retrieval
       "--field[0].geometry.gencoords.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Generate coordinates on GPU when possible
       "--field[0].geometry.height.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable height
       "--field[0].geometry.height.path"
           Type : "FIELD-REF"
           Default : ""
           Description : Height field path
       "--field[0].geometry.height.scale"
           Type : "FLOAT"
           Default : 0.05
           Description : Scale to apply to height field
       "--field[0].geometry.subgrid.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Create subgrid
       "--field[0].geometry.triangle_strip.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Enable use of triangle strip
       "--field[0].hilo.font.bitmap.path"
           Type : "PATH"
           Default : "fonts/08.bmp"
           Description : Bitmap path
       "--field[0].hilo.font.bitmap.scale"
           Type : "FLOAT"
           Default : 0.05
           Description : Bitmap scale
       "--field[0].hilo.font.color.background"
           Type : "COLOR"
           Default : "#00000000"
           Description : Background color
       "--field[0].hilo.font.color.foreground"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Foreground color
       "--field[0].hilo.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Display low & high
       "--field[0].hilo.radius"
           Type : "FLOAT"
           Default : 10
           Description : High/low radius in degrees
       "--field[0].isofill.levels"
           Type : "FLOAT-LIST"
           Default : ""
           Description : List of levels
       "--field[0].isofill.max"
           Type : "FLOAT"
           Default : -3.40282e+38
           Description : Max level
       "--field[0].isofill.min"
           Type : "FLOAT"
           Default : 3.40282e+38
           Description : Min level
       "--field[0].isofill.number"
           Type : "INTEGER"
           Default : 10
           Description : Number of levels
       "--field[0].mpiview.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable MPI view
       "--field[0].mpiview.path"
           Type : "FIELD-REF"
           Default : ""
           Description : Path to MPI distribution field
       "--field[0].mpiview.scale"
           Type : "FLOAT"
           Default : 0.1
           Description : Displacement scale
       "--field[0].no_value_pointer.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Do not keep field values in memory
       "--field[0].palette.colors"
           Type : "COLOR-LIST"
           Default : ""
           Description : Palette colors
       "--field[0].palette.fixed.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Fixed palette
       "--field[0].palette.generate.levels"
           Type : "INTEGER"
           Default : 10
           Description : Number of values to generate
       "--field[0].palette.generate.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Generate values
       "--field[0].palette.linear.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Linear colorbar display
       "--field[0].palette.max"
           Type : "FLOAT"
           Default : -3.40282e+38
           Description : Palette max value
       "--field[0].palette.min"
           Type : "FLOAT"
           Default : 3.40282e+38
           Description : Palette min value
       "--field[0].palette.name"
           Type : "PALETTE-NAME"
           Default : "default"
           Description : Palette name
       "--field[0].palette.ncolors"
           Type : "INTEGER"
           Default : 256
           Description : Number of colors
       "--field[0].palette.offset"
           Type : "FLOAT"
           Default : 0
           Description : Offset for colorbar figures
       "--field[0].palette.rainbow.direct.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Direct/indirect rainbow
       "--field[0].palette.rainbow.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Generate rainbow palette
       "--field[0].palette.scale"
           Type : "FLOAT"
           Default : 1
           Description : Scale for colorbar figures
       "--field[0].palette.values"
           Type : "FLOAT-LIST"
           Default : ""
           Description : Palette values
       "--field[0].path"
           Type : "FIELD-REF-LIST"
           Default : ""
           Description : List of GRIB files
       "--field[0].scalar.discrete.integer.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Values are integers
       "--field[0].scalar.discrete.missing_color"
           Type : "COLOR"
           Default : "#00000000"
           Description : Color for missing values
       "--field[0].scalar.discrete.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Plot as a discrete field
       "--field[0].scalar.light.reverse.b"
           Type : "FLOAT"
           Default : 0.2
           Description : Reverse light coefficient
       "--field[0].scalar.light.reverse.c"
           Type : "FLOAT"
           Default : 15
           Description : Reverse light coefficient
       "--field[0].scalar.light.reverse.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Reverse light
       "--field[0].scalar.pack.bits"
           Type : "INTEGER"
           Default : 8
           Description : Number of bytes used to pack field
       "--field[0].scalar.points.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Display field as points
       "--field[0].scalar.points.size.factor.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Apply scale factor to point size
       "--field[0].scalar.points.size.value"
           Type : "FLOAT"
           Default : 1
           Description : Field point size
       "--field[0].scalar.points.size.variable.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Variable field point size
       "--field[0].scalar.smooth.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Smooth scalar fields
       "--field[0].scalar.widen.merge.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Merge other regions
       "--field[0].scalar.widen.merge.value"
           Type : "FLOAT"
           Default : 3.40282e+38
           Description : Merge value
       "--field[0].scalar.widen.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable region widening
       "--field[0].scalar.widen.radius"
           Type : "INTEGER-LIST"
           Default : 0
           Description : Radius for regions
       "--field[0].scalar.widen.values"
           Type : "FLOAT-LIST"
           Default : 0
           Description : Values for regions
       "--field[0].scalar.wireframe.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Display field as wireframe
       "--field[0].scale"
           Type : "SCALE"
           Default : 1
           Description : Scales to be applied to fields
       "--field[0].stream.density"
           Type : "FLOAT"
           Default : 1
           Description : Stream lines density
       "--field[0].stream.motion.nwaves"
           Type : "FLOAT"
           Default : 10
           Description : Number of waves over 1000km
       "--field[0].stream.motion.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable stream lines motion
       "--field[0].stream.motion.timeaccel"
           Type : "FLOAT"
           Default : 10000
           Description : Time acceleration
       "--field[0].stream.width"
           Type : "FLOAT"
           Default : 0
           Description : Stream lines width
       "--field[0].type"
           Type : "FIELD-TYPE"
           Default : "SCALAR"
           Description : Field type : SCALAR VECTOR STREAM CONTOUR
       "--field[0].user_pref.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Lookup field settings in database
       "--field[0].vector.arrow.color"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Color for arrows
       "--field[0].vector.arrow.fill.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Fill arrow
       "--field[0].vector.arrow.fixed.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Fixed sized arrow
       "--field[0].vector.arrow.head_size"
           Type : "FLOAT"
           Default : 0.1
           Description : Vector head size
       "--field[0].vector.arrow.kind"
           Type : "INTEGER"
           Default : 0
           Description : Arrow kind
       "--field[0].vector.arrow.min"
           Type : "FLOAT"
           Default : 0
           Description : Vector min value
       "--field[0].vector.arrow.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Show arrows
       "--field[0].vector.barb.angle"
           Type : "FLOAT"
           Default : 60
           Description : Barbs angle
       "--field[0].vector.barb.circle.level"
           Type : "FLOAT"
           Default : 1
           Description : Value under which we draw a circle
       "--field[0].vector.barb.color"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Barbs color
       "--field[0].vector.barb.dleng"
           Type : "FLOAT"
           Default : 0.1
           Description : Barbs length
       "--field[0].vector.barb.length"
           Type : "FLOAT"
           Default : 0.25
           Description : Barbs length
       "--field[0].vector.barb.levels"
           Type : "FLOAT-LIST"
           Default : "0 5 10 15 20 25 "
           Description : Barbs levels
       "--field[0].vector.barb.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable barbs
       "--field[0].vector.barb.pennant.levels"
           Type : "FLOAT-LIST"
           Default : "0 25 50 75 "
           Description : Pennants levels
       "--field[0].vector.density"
           Type : "FLOAT"
           Default : 50
           Description : Vector density
       "--field[0].vector.norm.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Show norm field
       "--field[0].vector.scale"
           Type : "FLOAT"
           Default : 1
           Description : Vector scale
       "--field[0].visible.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Field is visible
       "--geopoints.lat"
           Type : "STRING"
           Default : ""
           Description : Latitude field name
       "--geopoints.lon"
           Type : "STRING"
           Default : ""
           Description : Longitude field name
       "--geopoints.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Display geopoints
       "--geopoints.path"
           Type : "PATH"
           Default : ""
           Description : Path
       "--geopoints.points.color"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Point color
       "--geopoints.points.palette.colors"
           Type : "COLOR-LIST"
           Default : ""
           Description : Palette colors
       "--geopoints.points.palette.fixed.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Fixed palette
       "--geopoints.points.palette.generate.levels"
           Type : "INTEGER"
           Default : 10
           Description : Number of values to generate
       "--geopoints.points.palette.generate.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Generate values
       "--geopoints.points.palette.linear.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Linear colorbar display
       "--geopoints.points.palette.max"
           Type : "FLOAT"
           Default : -3.40282e+38
           Description : Palette max value
       "--geopoints.points.palette.min"
           Type : "FLOAT"
           Default : 3.40282e+38
           Description : Palette min value
       "--geopoints.points.palette.name"
           Type : "PALETTE-NAME"
           Default : "none"
           Description : Palette name
       "--geopoints.points.palette.ncolors"
           Type : "INTEGER"
           Default : 256
           Description : Number of colors
       "--geopoints.points.palette.offset"
           Type : "FLOAT"
           Default : 0
           Description : Offset for colorbar figures
       "--geopoints.points.palette.rainbow.direct.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Direct/indirect rainbow
       "--geopoints.points.palette.rainbow.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Generate rainbow palette
       "--geopoints.points.palette.scale"
           Type : "FLOAT"
           Default : 1
           Description : Scale for colorbar figures
       "--geopoints.points.palette.values"
           Type : "FLOAT-LIST"
           Default : ""
           Description : Palette values
       "--geopoints.points.scale"
           Type : "SCALE"
           Default : 1
           Description : Scale
       "--geopoints.points.size.value"
           Type : "FLOAT"
           Default : 1
           Description : Point size
       "--geopoints.points.size.variable.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable variable point size
       "--geopoints.points.visible.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Points are visible
       "--geopoints.time.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Make points appear with time
       "--geopoints.time.rate"
           Type : "INTEGER"
           Default : 1
           Description : Number of points to add at each new frame
       "--geopoints.val"
           Type : "STRING"
           Default : ""
           Description : Value field name
       "--grid.color"
           Type : "COLOR"
           Default : "#00ff00ff"
           Description : Grid color
       "--grid.dash_length"
           Type : "FLOAT"
           Default : 4
           Description : Dash length in degrees
       "--grid.interval"
           Type : "INTEGER"
           Default : 2
           Description : Interval between non dashed lines
       "--grid.labels.angle"
           Type : "FLOAT"
           Default : 0
           Description : Angle of labels
       "--grid.labels.font.bitmap.path"
           Type : "PATH"
           Default : "fonts/08.bmp"
           Description : Bitmap path
       "--grid.labels.font.bitmap.scale"
           Type : "FLOAT"
           Default : 0.05
           Description : Bitmap scale
       "--grid.labels.font.color.background"
           Type : "COLOR"
           Default : "#00000000"
           Description : Background color
       "--grid.labels.font.color.foreground"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Foreground color
       "--grid.labels.lat"
           Type : "LATITUDE"
           Default : 0
           Description : Latitude of longitude labels
       "--grid.labels.lon"
           Type : "LONGITUDE"
           Default : 0
           Description : Longitude of latitude labels
       "--grid.labels.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable labels
       "--grid.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Display grid
       "--grid.points"
           Type : "INTEGER"
           Default : 200
           Description : Number of points along a parallel
       "--grid.resolution"
           Type : "INTEGER"
           Default : 9
           Description : Grid resolution
       "--grid.scale"
           Type : "SCALE"
           Default : 1.005
           Description : Grid scale
       "--grid.visible.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Grid is visible
       "--land.layers[0].color"
           Type : "COLOR"
           Default : "#ffe2abff"
           Description : Land color
       "--land.layers[0].on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Enable
       "--land.layers[0].path"
           Type : "PATH"
           Default : "coastlines/shp/GSHHS_c_L1.shp"
           Description : Path to coastlines
       "--land.layers[0].scale"
           Type : "SCALE"
           Default : 1
           Description : Scale
       "--land.layers[0].selector"
           Type : "STRING"
           Default : ""
           Description : Shape selection
       "--land.layers[0].subdivision.angle"
           Type : "FLOAT"
           Default : 1
           Description : Angle max for subdivision
       "--land.layers[0].subdivision.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Enable subdivision
       "--land.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable land
       "--land.visible.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Land is visible
       "--landscape.color"
           Type : "COLOR"
           Default : "#00000000"
           Description : Color
       "--landscape.flat.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Make Earth flat
       "--landscape.geometry.check.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Check geometry
       "--landscape.geometry.frame.color1"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : First frame color
       "--landscape.geometry.frame.color2"
           Type : "COLOR"
           Default : "#505050ff"
           Description : Second frame color
       "--landscape.geometry.frame.dlat"
           Type : "FLOAT"
           Default : 10
           Description : Latitude interval
       "--landscape.geometry.frame.dlon"
           Type : "FLOAT"
           Default : 10
           Description : Longitude interval
       "--landscape.geometry.frame.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Draw frame around domain
       "--landscape.geometry.frame.width"
           Type : "FLOAT"
           Default : 0
           Description : Frame width
       "--landscape.geometry.gaussian.apply_norm_scale.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Apply norm scaling
       "--landscape.geometry.gaussian.fit.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Fit Gaussian latitude retrieval
       "--landscape.geometry.gencoords.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Generate coordinates on GPU when possible
       "--landscape.geometry.height.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable height
       "--landscape.geometry.height.path"
           Type : "FIELD-REF"
           Default : ""
           Description : Height field path
       "--landscape.geometry.height.scale"
           Type : "FLOAT"
           Default : 0.05
           Description : Scale to apply to height field
       "--landscape.geometry.subgrid.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Create subgrid
       "--landscape.geometry.triangle_strip.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Enable use of triangle strip
       "--landscape.grid.number_of_latitudes"
           Type : "INTEGER"
           Default : 500
           Description : Number of latitudes
       "--landscape.grid.path"
           Type : "STRING"
           Default : ""
           Description : Take geometry from this file
       "--landscape.lonlat.position.lat1"
           Type : "FLOAT"
           Default : -90
           Description : First latitude of display
       "--landscape.lonlat.position.lat2"
           Type : "FLOAT"
           Default : 90
           Description : Last latitude of display
       "--landscape.lonlat.position.lon1"
           Type : "FLOAT"
           Default : -180
           Description : First longitude of display
       "--landscape.lonlat.position.lon2"
           Type : "FLOAT"
           Default : 180
           Description : Last longitude of display
       "--landscape.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable landscape
       "--landscape.path"
           Type : "STRING"
           Default : "landscape/Whole_world_-_land_and_oceans_08000.png"
           Description : Path to landscape image in BMP format
       "--landscape.projection"
           Type : "STRING"
           Default : "LONLAT"
           Description : Projection : LONLAT or WEBMERCATOR
       "--landscape.scale"
           Type : "SCALE"
           Default : 1
           Description : Scale
       "--landscape.visible.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Landscape is visible
       "--landscape.wireframe.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Draw landscape in wireframe mode
       "--mapscale.color1"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : First color
       "--mapscale.color2"
           Type : "COLOR"
           Default : "#505050ff"
           Description : Second color
       "--mapscale.font.bitmap.path"
           Type : "PATH"
           Default : "fonts/16.bmp"
           Description : Bitmap path
       "--mapscale.font.bitmap.scale"
           Type : "FLOAT"
           Default : 0.02
           Description : Bitmap scale
       "--mapscale.font.color.background"
           Type : "COLOR"
           Default : "#00000000"
           Description : Background color
       "--mapscale.font.color.foreground"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Foreground color
       "--mapscale.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Activate mapscale
       "--mapscale.position.xmax"
           Type : "FLOAT"
           Default : 0.25
           Description : Mapscale xmax
       "--mapscale.position.xmin"
           Type : "FLOAT"
           Default : 0.05
           Description : Mapscale xmin
       "--mapscale.position.ymax"
           Type : "FLOAT"
           Default : 0.07
           Description : Mapscale ymax
       "--mapscale.position.ymin"
           Type : "FLOAT"
           Default : 0.05
           Description : Mapscale ymin
       "--render.antialiasing.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Enable antialiasing
       "--render.antialiasing.samples"
           Type : "INTEGER"
           Default : 4
           Description : Samples for antialiasing
       "--render.debug.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable OpenGL debugging
       "--render.fullscreen.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Window in fullscreen mode
       "--render.fullscreen.x.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Window in fullscreen mode in X direction
       "--render.fullscreen.y.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Window in fullscreen mode in Y direction
       "--render.height"
           Type : "INTEGER"
           Default : 800
           Description : Window height
       "--render.info.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Show hardware info
       "--render.offscreen.format"
           Type : "STRING"
           Default : "snapshot_%N.png"
           Description : PNG format output
       "--render.offscreen.frames"
           Type : "INTEGER"
           Default : 1
           Description : Number of frames to issue in offline mode
       "--render.offscreen.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Run in offline mode
       "--render.opengl.version"
           Type : "FLOAT"
           Default : 4.3
           Description : OpenGL version
       "--render.position.x"
           Type : "INTEGER"
           Default : -1
           Description : Window x position
       "--render.position.y"
           Type : "INTEGER"
           Default : -1
           Description : Window y position
       "--render.statistics.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Issue statistics when window is closed
       "--render.title"
           Type : "STRING"
           Default : ""
           Description : Window title
       "--render.width"
           Type : "INTEGER"
           Default : 800
           Description : Window width
       "--review.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable review mode
       "--review.path"
           Type : "PATH"
           Default : ""
           Description : File to review
       "--rivers.lines.color"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Coastlines color
       "--rivers.lines.format"
           Type : "STRING"
           Default : "gshhg"
           Description : Input format
       "--rivers.lines.latmax"
           Type : "FLOAT"
           Default : 0
           Description : Maximum latitude
       "--rivers.lines.latmin"
           Type : "FLOAT"
           Default : 0
           Description : Minimum latitude
       "--rivers.lines.lonmax"
           Type : "FLOAT"
           Default : 0
           Description : Maximum longitude
       "--rivers.lines.lonmin"
           Type : "FLOAT"
           Default : 0
           Description : Minimum longitude
       "--rivers.lines.path"
           Type : "STRING"
           Default : "coastlines/gshhg/WDBII_bin/wdb_rivers_f.b"
           Description : Path to lines file
       "--rivers.lines.scale"
           Type : "SCALE"
           Default : 1.005
           Description : Coastlines scale
       "--rivers.lines.selector"
           Type : "STRING"
           Default : ""
           Description : Selector
       "--rivers.lines.visible.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Lines are visible
       "--rivers.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Display rivers
       "--scene.center.gridpoint"
           Type : "INTEGER"
           Default : -1
           Description : Rank of grid point to set focus on
       "--scene.center.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Center on first field
       "--scene.date.font.bitmap.path"
           Type : "PATH"
           Default : "fonts/08.bmp"
           Description : Bitmap path
       "--scene.date.font.bitmap.scale"
           Type : "FLOAT"
           Default : 0.05
           Description : Bitmap scale
       "--scene.date.font.color.background"
           Type : "COLOR"
           Default : "#00000000"
           Description : Background color
       "--scene.date.font.color.foreground"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Foreground color
       "--scene.date.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Display date
       "--scene.image.align"
           Type : "STRING"
           Default : ""
           Description : Image alignment
       "--scene.image.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable image display
       "--scene.image.path"
           Type : "PATH"
           Default : ""
           Description : Path to image
       "--scene.image.x0"
           Type : "FLOAT"
           Default : 0
           Description : Left abscissa
       "--scene.image.x1"
           Type : "FLOAT"
           Default : 1
           Description : Right abscissa
       "--scene.image.y0"
           Type : "FLOAT"
           Default : 0
           Description : Lower ordinate
       "--scene.image.y1"
           Type : "FLOAT"
           Default : 1
           Description : Upper ordinate
       "--scene.interpolation.frames"
           Type : "INTEGER"
           Default : 10
           Description : Number of frames
       "--scene.interpolation.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable interpolation
       "--scene.light.date"
           Type : "DATE"
           Default : "0000/00/00_00:00:00"
           Description : Date for sunlight position
       "--scene.light.date_from_grib.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Calculate light position from GRIB date
       "--scene.light.lat"
           Type : "LATITUDE"
           Default : 0
           Description : Light latitude
       "--scene.light.lon"
           Type : "LONGITUDE"
           Default : 0
           Description : Light longitude
       "--scene.light.night"
           Type : "FLOAT"
           Default : 0.1
           Description : Fraction of light during for night
       "--scene.light.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable light
       "--scene.light.rotate.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Make sunlight move
       "--scene.light.rotate.rate"
           Type : "FLOAT"
           Default : 1
           Description : Rate of rotation : angle/frame
       "--scene.lon_at_hour"
           Type : "FLOAT"
           Default : -1
           Description : Set longitude at solar time
       "--scene.rotate_earth.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Make earth rotate
       "--scene.rotate_earth.rate"
           Type : "FLOAT"
           Default : 1
           Description : Rate of rotation : angle/frame
       "--scene.select.field_rank"
           Type : "INTEGER"
           Default : 0
           Description : Rank of field to select
       "--scene.text.a"
           Type : "STRING-LIST"
           Default : ""
           Description : Text alignment
       "--scene.text.font.bitmap.path"
           Type : "PATH"
           Default : "fonts/08.bmp"
           Description : Bitmap path
       "--scene.text.font.bitmap.scale"
           Type : "FLOAT"
           Default : 0.05
           Description : Bitmap scale
       "--scene.text.font.color.background"
           Type : "COLOR"
           Default : "#00000000"
           Description : Background color
       "--scene.text.font.color.foreground"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Foreground color
       "--scene.text.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable text
       "--scene.text.s"
           Type : "STRING-LIST"
           Default : ""
           Description : Strings to be displayed
       "--scene.text.x"
           Type : "FLOAT-LIST"
           Default : ""
           Description : Coordinates of strings
       "--scene.text.y"
           Type : "FLOAT-LIST"
           Default : ""
           Description : Coordinates of strings
       "--scene.title.a"
           Type : "STRING"
           Default : "NW"
           Description : Alignment
       "--scene.title.font.bitmap.path"
           Type : "PATH"
           Default : "fonts/08.bmp"
           Description : Bitmap path
       "--scene.title.font.bitmap.scale"
           Type : "FLOAT"
           Default : 0.05
           Description : Bitmap scale
       "--scene.title.font.color.background"
           Type : "COLOR"
           Default : "#00000000"
           Description : Background color
       "--scene.title.font.color.foreground"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Foreground color
       "--scene.title.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable title
       "--scene.title.text"
           Type : "STRING"
           Default : ""
           Description : Title
       "--scene.title.x"
           Type : "FLOAT"
           Default : 0
           Description : Coordinates
       "--scene.title.y"
           Type : "FLOAT"
           Default : 1
           Description : Coordinates
       "--scene.travelling.frames"
           Type : "INTEGER"
           Default : 100
           Description : Number of frames
       "--scene.travelling.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable travelling
       "--scene.travelling.pos1.fov"
           Type : "FLOAT"
           Default : 0
           Description : Field of view
       "--scene.travelling.pos1.lat"
           Type : "LATITUDE"
           Default : 0
           Description : Latitude
       "--scene.travelling.pos1.lon"
           Type : "LONGITUDE"
           Default : 0
           Description : Longitude
       "--scene.travelling.pos2.fov"
           Type : "FLOAT"
           Default : 0
           Description : Field of view
       "--scene.travelling.pos2.lat"
           Type : "LATITUDE"
           Default : 0
           Description : Latitude
       "--scene.travelling.pos2.lon"
           Type : "LONGITUDE"
           Default : 0
           Description : Longitude
       "--shell.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Run command line
       "--shell.prompt.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Start interactive session after batch script completion
       "--ticks.E.dlat"
           Type : "FLOAT"
           Default : 10
           Description : Latitude interval
       "--ticks.E.dlon"
           Type : "FLOAT"
           Default : 10
           Description : Longitude interval
       "--ticks.E.nswe.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : North/South/West/East labels instead of +/-
       "--ticks.E.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Enable side
       "--ticks.N.dlat"
           Type : "FLOAT"
           Default : 10
           Description : Latitude interval
       "--ticks.N.dlon"
           Type : "FLOAT"
           Default : 10
           Description : Longitude interval
       "--ticks.N.nswe.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : North/South/West/East labels instead of +/-
       "--ticks.N.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Enable side
       "--ticks.S.dlat"
           Type : "FLOAT"
           Default : 10
           Description : Latitude interval
       "--ticks.S.dlon"
           Type : "FLOAT"
           Default : 10
           Description : Longitude interval
       "--ticks.S.nswe.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : North/South/West/East labels instead of +/-
       "--ticks.S.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Enable side
       "--ticks.W.dlat"
           Type : "FLOAT"
           Default : 10
           Description : Latitude interval
       "--ticks.W.dlon"
           Type : "FLOAT"
           Default : 10
           Description : Longitude interval
       "--ticks.W.nswe.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : North/South/West/East labels instead of +/-
       "--ticks.W.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Enable side
       "--ticks.frame.color"
           Type : "COLOR"
           Default : "#ff0000ff"
           Description : Frame color
       "--ticks.frame.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable frame
       "--ticks.frame.width"
           Type : "FLOAT"
           Default : 0.01
           Description : Frame width
       "--ticks.labels.font.bitmap.path"
           Type : "PATH"
           Default : "fonts/08.bmp"
           Description : Bitmap path
       "--ticks.labels.font.bitmap.scale"
           Type : "FLOAT"
           Default : 0.02
           Description : Bitmap scale
       "--ticks.labels.font.color.background"
           Type : "COLOR"
           Default : "#00000000"
           Description : Background color
       "--ticks.labels.font.color.foreground"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Foreground color
       "--ticks.labels.format"
           Type : "STRING"
           Default : "%+06.2f"
           Description : Format for tick labels
       "--ticks.labels.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Display tick labels
       "--ticks.lines.color"
           Type : "COLOR"
           Default : "#ffffffff"
           Description : Tick color
       "--ticks.lines.kind"
           Type : "INTEGER"
           Default : 0
           Description : Tick kind
       "--ticks.lines.length"
           Type : "FLOAT"
           Default : 0.025
           Description : Tick length
       "--ticks.lines.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Display ticks
       "--ticks.lines.width"
           Type : "FLOAT"
           Default : 0.01
           Description : Tick width
       "--ticks.visible.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Ticks are visible
       "--view.center.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Center view
       "--view.clip.dlat"
           Type : "FLOAT"
           Default : 5
           Description : Amount of latitude to clip
       "--view.clip.dlon"
           Type : "FLOAT"
           Default : 10
           Description : Amount of longitude to clip
       "--view.clip.on"
           Type : "BOOLEAN"
           Default : "TRUE"
           Description : Enable Mercator and lat/lon clipping
       "--view.clip.xmax"
           Type : "FLOAT"
           Default : 1
           Description : Max viewport x coordinate
       "--view.clip.xmin"
           Type : "FLOAT"
           Default : 0
           Description : Min viewport x coordinate
       "--view.clip.ymax"
           Type : "FLOAT"
           Default : 1
           Description : Max viewport y coordinate
       "--view.clip.ymin"
           Type : "FLOAT"
           Default : 0
           Description : Min viewport y coordinate
       "--view.distance"
           Type : "FLOAT"
           Default : 6
           Description : Camera distance
       "--view.fov"
           Type : "ANGLE"
           Default : 20
           Description : Camera field of view
       "--view.lat"
           Type : "LATITUDE"
           Default : 0
           Description : Camera latitude
       "--view.lon"
           Type : "LONGITUDE"
           Default : 0
           Description : Camera longitude
       "--view.pitch"
           Type : "ANGLE"
           Default : 0
           Description : Camera pitch
       "--view.projection"
           Type : "PROJECTION"
           Default : "XYZ"
           Description : Mercator XYZ latlon polar_north polar_south
       "--view.roll"
           Type : "ANGLE"
           Default : 0
           Description : Camera roll
       "--view.trans.matrix"
           Type : "FLOAT-LIST"
           Default : ""
           Description : Transformation matrix values
       "--view.trans.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable transformation matrix
       "--view.transformation"
           Type : "TRANSFORMATION"
           Default : "PERSPECTIVE"
           Description : Perspective or orthographic
       "--view.yaw"
           Type : "ANGLE"
           Default : 0
           Description : Camera yaw
       "--view.zoom.lat"
           Type : "LATITUDE"
           Default : 46.7
           Description : Latitude of zoom
       "--view.zoom.lon"
           Type : "LONGITUDE"
           Default : 2
           Description : Longitude of zoom
       "--view.zoom.on"
           Type : "BOOLEAN"
           Default : "FALSE"
           Description : Enable zoom with Schmidt transform
       "--view.zoom.stretch"
           Type : "FLOAT"
           Default : 0.5
           Description : Stretching factor
SEE ALSO
       glgrib page on github.com :
       https://github.com/pmarguinaud/glgrib
       OpenGL :
         https://www.opengl.org/
       GRIB edition 2 :
         https://community.wmo.int/activity-areas/wis/latest-version
AUTHORS
       Philippe Marguinaud (pmarguinaud@hotmail.com)
                                                   2025-01-03                                          glgrib(1)