Article View: comp.sys.sgi.graphics
Article #106Specifying normals in Inventor
From: Timothy J. Burr
Date: Tue, 12 Jan 1993 22:15
Date: Tue, 12 Jan 1993 22:15
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If you include a SoShapeHints node with an SoIndexFaceSetKit and give the hints ( ORDERED & SOLID & CONVEX ), does Inventor automatically 1) Assume that normals are PER_FACE 2) Create the normals for each face? It seems like it should. I guess another way of stating my question is in what situations does Inventor compute the normals, relieving the programmer from having to do so?
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Newsgroups: comp.sys.sgi.graphics Path: arc1-ca.pugleaf.net!sparky!uunet!seas.gwu.edu!burr From: burr@seas.gwu.edu (Timothy J. Burr) Subject: Specifying normals in Inventor Message-ID: <1993Jan12.221523.26045@seas.gwu.edu> Sender: news@seas.gwu.edu Organization: George Washington University Distribution: usa Date: Tue, 12 Jan 1993 22:15:23 GMT Lines: 9