tri.area.signed: "Signed area" of triangles on a plane

View source: R/geometry.R

tri.area.signedR Documentation

"Signed area" of triangles on a plane

Description

"Signed area" of triangles on a plane

Usage

tri.area.signed(P, Tr)

Arguments

P

3-column matrix of vertices of triangles

Tr

3-column matrix of indices of rows of P giving triangulation

Value

Vectors of signed areas of triangles. Positive sign indicates points are anticlockwise direction; negative indicates clockwise.

Author(s)

David Sterratt


retistruct documentation built on April 3, 2025, 5:58 p.m.