Full threadneurocat123·A brilliant tool I once worked with is TetGen; it takes a hollow 3D shape and creates a volumetric, space-filling mesh of the inside using tetrahedra. Most of what is TetGen is in once giant C++ file, clocking in at 36,566 raw SLOC.https://github.com/libigl/tetgen/blob/master/tetgen.cxxView on HN