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r3.null(1grass) Grass User's Manual r3.null(1grass)

NAME

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) $

SOURCE CODE

Available at: r3.null source code (history)

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© 2003-2016 GRASS Development Team, GRASS GIS 7.2.0 Reference Manual

GRASS 7.2.0