http://bugs.winehq.org/show_bug.cgi?id=8357
--- Comment #42 from Chad Sikorra chad.sikorra@gmail.com 2009-01-24 12:20:42 --- I hate to add more noise to this bug, but thought people following this bug may want to read this (passed through wine-devel earlier this month):
http://www.nabble.com/MaxVertexBlendMatrices,-multi-matrix-vertex-blending-a...
It appears that the real cause of this bug, and an actual fix is outlined in it. An implementation of the fix seems to be a ways off though, given Stefan's comment on the outcome of his shader-based fixed function pipeline replacement.