triangle_analyze, a MATLAB code which reads a triangle defined in a file, and uses the TRIANGLE_PROPERTIES library to compute angles, area, centroid, circumcircle, edge lengths, incircle, orientation, orthocenter, and quality.


triangle_analyze ( 'filename' )


The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.


triangle_analyze is available in a C version and a C++ version and a FORTRAN90 version and a MATLAB version.

Related Data and Programs:

geometry, a MATLAB code which performs geometric calculations in 2, 3 and n dimensional space.

hypersphere_properties, a MATLAB code which carries out various operations for an m-dimensional hypersphere, including converting between cartesian and spherical coordinates, stereographic projection, sampling the surface of the sphere, and computing the surface area and volume.

polygon_properties, a MATLAB code which computes properties of an arbitrary polygon in the plane, defined by a sequence of vertices, including interior angles, area, centroid, containment of a point, convexity, diameter, distance to a point, inradius, lattice area, nearest point in set, outradius, uniform sampling.

tetrahedron_properties, a MATLAB code which computes properties of a given tetrahedron.


triangle_properties, a MATLAB code which computes properties of triangles.

triangles, a dataset directory which contains examples of triangles;

Source Code:

Last revised on 05 April 2019.