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

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

9       raster3d, voxel
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SYNOPSIS

12       r3.null
13       r3.null help
14       r3.null map=string  [setnull=val[-val][,val[-val],...]]   [null=float]
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16   Parameters:
17       map=string
18           3dcell map for which to modify null values
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20       setnull=val[-val][,val[-val],...]
21           List of cell values to be set to NULL
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23       null=float
24           The value to replace the null value by
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DESCRIPTION

27       Modifies the NULL values of map.
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SEE ALSO

30       r.null
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AUTHORS

33       Roman  Waupotitsch, Michael Shapiro, Helena Mitasova, Bill Brown, Lubos
34       Mitas, Jaro Hofierka
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36       Last changed: $Date: 2005/08/23 12:11:00 $
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38       Full index
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42GRASS 6.2.2                                                         r3.null(1)