# d-mesh generation using constrained delaunay triangulation

are there examples of doing 3d-mesh generation using constrained delaunay triangulation?

I see there is constrained triangulation in 2d but not in their 3d mesh generation.

are there examples of doing 3d-mesh generation using constrained delaunay triangulation?

I see there is constrained triangulation in 2d but not in their 3d mesh generation.