r.ShaderPipelineCache.PreOptimizeEnabled
VarUnreal Engine Var console variable.
rShaderPipelineCachePreOptimizeEnabled
Description
Set non zero to PreOptimize PSOs - this allows some PSOs to be compiled in the foreground before going in to game
Usage
r.ShaderPipelineCache.PreOptimizeEnabled [value]Set via the console (~) or in DefaultEngine.ini / DefaultGame.ini.

