def get_facets(self):
        self.facets[self.stl_i0,self.stl_i1] = self.points[self.point_indecies]
        return self.facets
returns a n,3 array of facets with the x,y,z coordinates of each vertex
dataset/ETHPy150Open OpenMDAO/OpenMDAO-Framework/openmdao.lib/src/openmdao/lib/geometry/stl.py/STL.get_facets