d3dx9_36: D3DXQuaternionLn computes as if the norm of the input is 1
matteo.mystral at gmail.com
Tue Jun 12 16:21:03 CDT 2012
2012/6/12 Nozomi Kodama <nozomi.kodama at yahoo.com>:
> + if ( (pq->w >= 1.0f) || (pq->w == -1.0f) )
I think the second comparison should be '<=', if you want to avoid getting NaNs.
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