Nagella, S (Srikanth) a écrit :

> Thanks for the help. I need some pointers to where I can generate polyhedra for sphere, cone, cylinder.

> Schwarzstein example seems to load triangles and create polyhedra.

you can take a geometric modeling system such as Blender or Maya and

generate such meshes, then export them.

> Is it possible to use implicit surface class and generate triangles and then convert them to polyhedra??? Am I going tangential

there is a mesh generator in CGAL for implicit functions but it is now

limited to smooth surfaces.

>

> Thanks

> Sri

> -----Original Message-----

> From: Pierre Alliez [mailto:

[hidden email]]

> Sent: 30 July 2008 11:09

> To:

[hidden email]
> Subject: Re: [cgal-discuss] Simple Question

>

> you can generate polyhedra or load .off files, convert them to

> Nef_polyhedra, apply the Boolean operations, and convert the Nef back to

> the polyhedra.

>

> start printing the doc of Nef_polyhedra.

>

> Nagella, S (Srikanth) a écrit :

>> Hi All

>>

>> How do I generate tetrahedrons/Polyhedron to be used in CSG

>> Nef_Polyhedra for geometry primitives (Sphere,Cone,Cylinder)?

>>

>> Please help. I haven't received any reply for my previous emails. CGAL

>> seems to be too complicated to work on without a good indepth tutorial,

>> is there one?

>>

>> Thanks

>>

>> Sri

>>

--

Pierre Alliez

INRIA Sophia Antipolis - Mediterranee

http://www-sop.inria.fr/geometrica/team/Pierre.Alliez/Tel: +33 4 92 38 76 77

Fax: +33 4 97 15 53 95

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