On Aug 24, 2012, at 1:16 PM, David <d...@dav1d.de> wrote: > > That's not the problem. The problem has nothing to do with the tessellation, > since the *rendering* is also 1000% slower (when all data is already > processed).
Is the alignment different between one and the other? I would't think so since it's dynamic memory, but the performance difference suggests that it might be.