Extract a list of arcs from a triangulation object.

This function extracts a list of arcs from a triangulation object created by tri.mesh.

Keywords
spatial , dplot
Usage
arcs(tri.obj)
Arguments
tri.obj

object of class triSht

Details

This function acesses the arcs component of a triangulation object returned by tri.mesh and extracts the arcs contained in this triangulation. This is e.g. used for plotting.

Value

A matrix with two columns "from" and "to" containing the indices of points connected by the arc with the corresponding row index.

See Also

triSht, triangles, area

Aliases
  • arcs
Examples
# NOT RUN {
data(franke)
tr <- tri.mesh(franke$ds3)
arcs(tr)
# }
Documentation reproduced from package interp, version 1.0-33, License: GPL (>= 2)

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