Triangular mesh generation and manipulation.
Library mesh_triangle
inherit 'l Mesh.pslg
method point_attribute : 'l Mesh.mat

A matrix of size a * n (fortran_layout) where a >= 0 is the number of attributes per point and n is the number of points (may be 0 if a = 0). The attributes are typically floating-point values of physical quantities (such as mass or conductivity) associated with the nodes.