PSO

Resources

• Plugin to clear PSO driver cache for testing, can also use -clearPSODriverCache
• Setting up PSO Precaching & Bundled PSOs for Unreal Engine
• Creating / Updating Bundled PSO Caches (script)
• PSO Precaching (Docs)
  • Loading screen section
  • See FShaderPipelineCache::NumPrecompilesRemaining
• Also check Shaders

Miscs

See EPSOPrecacheMissType (Type) and EPSOPrecacheResult (PSOPrecachingState) for more info about the PSO Cache miss info in the logs.

Engine functions:

• FCompilePipelineStateTask::CompilePSO
• LogGeneralPSOMissInfo and other LogPSOMissInfo functions (in PSOPrecacheValidation)