/** * Returns the quality of a tet implied by the specified nodes, where * quality is one of the measures defined below, with range [0:1]. * The nodes need not be in any standard order. */ private static double quality(Node na, Node nb, Node nc, Node nd) { //return qualityInRadiusOverCircumRadius(na,nb,nc,nd); return qualityVolumeOverLongestEdge(na,nb,nc,nd); }