Triangle Strip Normals.
Say you wanted to work out the normal for a point which is part of 3 faces.. You get the normalized normals of each of the 3 faces, add them, divide by 3, normalize, and done. Right ?
Seems right. You only need to normalize once and you don''t need to divide by three since you''re normalizing anyway, though.
---visit #directxdev on afternet <- not just for directx, despite the name
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