sets the facet markers for a TetGen expression.
First, load the package:
This creates an instance of a TetGen expression:
This sets up points and facets to use:
This sets the points and facets in the TetGen instance:
This sets the facet markers. For each facet you set one integer:
TetGenGetFacetMarkers TetGenSetPointMarkers TetGenTetrahedralize