v.to.lines - Converts vector polygons or points to lines.
Contents
Description
v.to.lines converts vector polygons (boundaries) to lines as well as vector points to lines via
triangulations.
Examples
The examples are for the North Carolina sample dataset:
Areatolineconversion
v.to.lines input=boundary_municp output=boundary_municp_lines
Pointtolineconversion
v.to.lines input=geodetic_pts output=geodetic_pts_lines
Keywords
vector, geometry, area, line, point
Name
v.to.lines - Converts vector polygons or points to lines.
Notes
v.to.lines is able to convert point data (via triangulation) and areas to lines (via boundary to line
conversion). This script is a wrapper script to v.category, v.delaunay, and v.edit.
In order to convert an ordered list of coordinates (ASCII table with x,y[,z] coordinates) into vector
lines, use v.in.lines.
See Also
v.category,v.delaunay,v.edit,v.in.lines,v.to.points,v.type
Source Code
Available at: v.to.lines source code (history)
Accessed: Friday Apr 04 01:21:13 2025
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© 2003-2025 GRASS Development Team, GRASS GIS 8.4.1 Reference Manual
GRASS 8.4.1 v.to.lines(1grass)
Synopsis
v.to.linesv.to.lines--helpv.to.linesinput=nameoutput=name [method=string] [--overwrite] [--help] [--verbose] [--quiet]
[--ui]
Flags:--overwrite
Allow output files to overwrite existing files
--help
Print usage summary
--verbose
Verbose module output
--quiet
Quiet module output
--ui
Force launching GUI dialog
Parameters:input=name[required]
Name of input vector map
Or data source for direct OGR access
output=name[required]
Name for output vector map
method=string
Method used for point interpolation
Options: delaunay
Default: delaunay