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MathGroup Archive 1998

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Re: ParametricPlot3D Question



> From immortal@wam.umd.edu Tue Jan 20 11:50:17 1998
> Date: Tue, 20 Jan 1998 02:23:04 -0500
> From: immortal@wam.umd.edu (immortal)
To: mathgroup@smc.vnet.net
> To: mathgroup@smc.vnet.net
> Subject: [mg10588] [mg10517] ParametricPlot3D Question
> 
> I'm trying to coax mathematica into drawing my object via
> ParametricPlot3D, but not filling in the polygons, that is, just
> drawing a mesh.  It seems rational that I should use FaceForm, but I
> can't figure out what to tell it to do with the polygons.  Can anyone
> help?
> 
> Thanks!
> 
> 

The best way seems

gr=ParametricPlot3D[{fx,fy,fz},{u,u1,u2},{v,v1,v2},DisplayFunction->Identity];

gr=First[gr] /. Polygon[pnts_] :> Line[Append[pnts,First[pnts]];

Show[Graphics3D[gr]]

Hope that helps
  Jens



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