GeometricFunctions-Surfaces

Files
file	ut_surstd.c
	Planar/Conus/Torus/Sphere-Surface.
file	ut_srv.c
	Revolved-Surface SRV_.
file	ut_sru.c
	Ruled-Surface SRU_.
file	ubssur.c
	B-Spline-surfaces USBS_.
file	ut_sbsp.c
	B-Spline-Surfaces UT3D_sbsp_.
file	ut_srbsp.c
	Rat.B-Spline-Surface _srbsp_.
file	ut_tess.c
	Tesselated-Surface TSU_.
file	ut_msh.c
	Mesh MSH_.
file	ut_tin.c
	faces, egdges for mesh UFA_
file	tri_orient.c
	orientation Triangles
file	ut_tria.c
	Triangles (using struct Point).
file	ckint_fac.c
	intersect faces,edges UT2D_ckint_