Controlls how PSO precaching should be done for Niagara compute shader0 = Disabled (Default)1 = Enabled if r.PSOPrecaching is also enabled. Emitters are not allowed to run until they complete if r.PSOPrecache.ProxyCreationWhenPSOReady=2 = Force Enabled3 = Force Enabled, emitters are not allowed to run until they complete.
Usage
fx.Niagara.Emitter.ComputePSOPrecacheMode [value]
Set via the console (~) or in DefaultEngine.ini / DefaultGame.ini.