Marc Rochel wrote: > Is there a reason why there's used rand() instead of dRand() in > dInternalStepIslandFast() in stepfast.cpp at line 837? I'm guessing that the author didn't know about dRand(). StepFast doesn't need a very good PRNG I think, so dRandInt is probably fine. I'll have an experiment... --Adam -- Adam D. Moss . ,,^^ adam at gimp.org http://www.foxbox.org/ co:3