r3.null.1grass man page

r3.null — Explicitly create the 3D NULL-value bitmap file.

Keywords

raster3d, null data, voxel

Synopsis

r3.null
r3.null --help
r3.null map=string [setnull=val[-val][,val[-val],...]] [null=float] [--help] [--verbose] [--quiet] [--ui]

Flags

--help
Print usage summary
--verbose
Verbose module output
--quiet
Quiet module output
--ui
Force launching GUI dialog

Parameters

map=string [required]
3D raster map for which to modify null values
setnull=val[-val][,val[-val],...]
List of cell values to be set to NULL
null=float
The value to replace the null value by

Description

Modifies the NULL values of a 3D raster map.

See Also

r.null

Authors

Roman Waupotitsch, Michael Shapiro, Helena Mitasova, Bill Brown, Lubos Mitas, Jaro Hofierka

Last changed: $Date: 2011-09-13 13:15:31 -0700 (Tue, 13 Sep 2011) $

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GRASS 7.0.4 Grass User's Manual