triangle_analyze, a Fortran90 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 filenamewhere filename contains the vertex coordinates.
The information on this web page is distributed under the MIT license.
triangle_analyze is available in a C version and a C++ version and a Fortran90 version and a MATLAB version and an Octave version.
geometry, a Fortran90 code which performs geometric calculations in 2, 3 and N dimensional space.
triangle, a Fortran90 code which computes properties of triangles.
triangle_interpolate, a Fortran90 code which shows how vertex data can be interpolated at any point in the interior of a triangle.