NAME

r.feat.thin - GRASS module that takes the feature output of r.param.scale and creates either a sites file or raster containing VIPs (pits, peaks and passes).

Usage:

r.feat.thin [-sc] feat=name dem=name [out=name]

Flags:

-s Create sites file output
-c Create corner values

Parameters:

feat=name Raster surface feature layer from r.param.scale

dem=name DEM that matches feature classification

out=name Output raster layer containing thinned surface features

HISTORY

Jo Wood, Dept. of Geography
19th July, 1995
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Modified to include elevation in sites output (conforms with GRASS 4.2 sites 
API). This allows production of TIN from sites file alone.

See also:
	r.param.scale
	s.delaunay

Jo Wood,
4th September, 1996
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Modified to force output of corner cells if required.
Last modified, 3rd August, 1997
jwo@le.ac.uk
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