[EVisibilityResult](API\Runtime\AIModule\Perception\UAISense_Sight\EVisibilityResult) ComputeVisibility ( [UWorld](API\Runtime\Engine\Engine\UWorld) * World, [FAISightQuery](API\Runtime\AIModule\Perception\FAISightQuery) & SightQuery, [FPerceptionListener](API\Runtime\AIModule\Perception\FPerceptionListener) & Listener, const [AActor](API\Runtime\Engine\GameFramework\AActor) * ListenerActor, [FAISightTarget](API\Runtime\AIModule\Perception\FAISightTarget) & Target, [AActor](API\Runtime\Engine\GameFramework\AActor) * TargetActor, const [FDigestedSightProperties](API\Runtime\AIModule\Perception\UAISense_Sight\FDigestedSightProperties) & PropDigest, float & OutStimulusStrength, FVector & OutSeenLocation, int32 & OutNumberOfLoSChecksPerformed, int32 & OutNumberOfAsyncLosCheckRequested ) const