R: Triangulation of Irregularly Spaced Data

# Triangulation of Irregularly Spaced Data

## Documentation for package ‘tripack’ version 1.3-9.4

- DESCRIPTION file.

## Help Pages

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