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Rekna, its been so long since I did stuff with parametric curves and T, B, N. I think though that when you get T (tangent), and N (normal), they are almost always orthogonal to each other, so if they are normalized then you don't need to normalize B (binormal) when you take the cross-product.
Last edited by a-j; 11-06-2004 at 11:49 PM..
Reason: Spoke too soon
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