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Richard Ranft wrote:
By using the D3DCREATE_FPU_PRESERVE option when creating the D3D device, the math.random problem vanished.What performance impact - if any - has this caused? Microsoft's docs mention an unspecified performance hit and I'm wondering if anyone has actually noticed how bad (or not) that it is.
This question keeps coming round. IIRC someone on this list (or maybe it was the ODE list) finally did actually try it and the difference was unmeasurable. --adam