[FTraceHandle](API\Runtime\Engine\FTraceHandle) AsyncLineTraceByChannel ( EAsyncTraceType InTraceType, const FVector & Start, const FVector & End, ECollisionChannel TraceChannel, const [FCollisionQueryParams](API\Runtime\Engine\FCollisionQueryParams) & Params, const [FCollisionResponseParams](API\Runtime\Engine\FCollisionResponseParams) & ResponseParam, const FTraceDelegate * InDelegate, uint32 UserData )