3dborder.c File Reference

extracts the border of an object in H3 More...

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Detailed Description

extracts the border of an object in H3

Usage: 3dborder in.pgm out.pgm

Description: Extracts the border of an object in H3. The (internal) border is defined as the set of the object points which have at least one neighboring background point.

Types supported: byte 3d

Category: topo

Author:

Michel Couprie