Triangulation of Irregularly Spaced Data

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Documentation for package ‘tripack’ version 1.3-9.1

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add.constraint Add a constraint to an triangulaion object
cells extract info about voronoi cells
circles plot circles
circtest circtest / sample data
circtest2 circtest / sample data
circum Determine the circumcircle of a triangle
circumcircle Determine the circumcircle of a set of points
convex.hull Return the convex hull of a triangulation object
identify.tri Identify points in a triangulation plot
in.convex.hull Determines if points are in the convex hull of a triangulation object
is.left.of Determines whether given points are left of a directed edge.
left Determines whether given points are left of a directed edge.
neighbours List of neighbours from a triangulation object
on.convex.hull Determines if points are on the convex hull of a triangulation object
outer.convhull Version of outer which operates only in a convex hull
plot.tri Plot a triangulation object
plot.voronoi Plot a voronoi object
plot.voronoi.polygons plots an voronoi.polygons object
print.summary.tri Print a summary of a triangulation object
print.summary.voronoi Print a summary of a voronoi object
print.tri Print a triangulation object
print.voronoi Print a voronoi object
summary.tri Return a summary of a triangulation object
summary.voronoi Return a summary of a voronoi object
tri A triangulation object
tri.dellens Compute the Delaunay segment lengths
tri.find Locate a point in a triangulation
tri.mesh Create a delaunay triangulation
tri.swap Internal functions
tri.swap.lowlevel Internal functions
tri.vordist Internal functions
triangles Extract a list of triangles from a triangulation object
tritest tritest / sample data
tritest2 tritest / sample data
voronoi Voronoi object
voronoi.area Calculate area of Voronoi polygons
voronoi.findrejectsites Find the Voronoi sites at the border of the region (to be rejected).
voronoi.findvertices Internal functions
voronoi.mosaic Create a Voronoi mosaic
voronoi.polyarea Internal functions
voronoi.polygons extract polygons from a voronoi mosaic