1v.random(1) Grass User's Manual v.random(1)
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6 v.random - Randomly generate a 2D/3D GRASS vector points map.
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9 vector, statistics
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12 v.random
13 v.random help
14 v.random [-zd] output=string n=integer [zmin=float] [zmax=float]
15 [--overwrite]
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17 Flags:
18 -z Create 3D output
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20 -d Use drand48() function (default=rand() )
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22 --overwrite
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24 Parameters:
25 output=string
26 vector file to be created
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28 n=integer
29 number of points to be created
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31 zmin=float
32 minimum z height (needs -z flag) Default: 0.0
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34 zmax=float
35 maximum z height (needs -z flag) Default: 0.0
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38 v.random randomly generates vector points within the current region
39 using the selected random number generator.
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42 UNIX man pages for rand(3) and drand48(3).
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44 g.region, r.random, v.perturb
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47 The RNG used by v.perturb should probably be added to this program.
48 Currently no attribute table is generated. Please send any bug fixes
49 and comments to the grass development team.
50 http://grass.itc.it
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53 James Darrell McCauley ,
54 when he was at: Agricultural Engineering Purdue University
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56 Last changed: $Date: 2005/08/10 17:19:26 $
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58 Full index
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62GRASS 6.2.2 v.random(1)