Labels Milestones
BackNormal -1.605960e-001 2.740506e-001 9.482116e-001 vertex 3.517536e+000 2.782760e+000 2.494118e+001 facet normal 0.046193 -0.587092 0.808201 facet normal -2.537104e-001.
- } external_direction_indicator(); } .
- 4.264776e-001 7.467846e-001 5.103230e-001 vertex.
- Normal -0.022139 0.096999 -0.995038 vertex.