Extrude creates a mesh by extruding a face.

NewBuilder creats a builder.

NewExtrusion takes a face as the start of an extrusion.

ReadObj tries to read the .obj format into a mesh.

Prec sets the precision when writing .obj data.

Builder is inteded to help build meshes.

Extrusion creates a mesh by extruding the perimeter by transormations.

Mesh defines a solid with polygon facets.

TriangleMesh is a mesh comprised only of triangles.