Optional ReadonlyalphaOptional ReadonlyblendOptional ReadonlycompositionP5 renders into linear scene color before Bloom; other policies fail at compile time.
Optional ReadonlycoverageOptional ReadonlydepthOptional ReadonlydepthOptional ReadonlylightingReadonlymeshesOptional ReadonlymotionAvailable only for opaque/masked portable CPU mesh output.
Optional ReadonlyorientationOptional ReadonlyrenderOptional ReadonlysortOptional ReadonlytextureReadonlytype
Instanced mesh output. One draw is emitted per non-empty mesh bucket, never per particle.