int32 GetVisibleNodes ( [TArray](API\Runtime\Core\Containers\TArray)< [FLidarPointCloudTraversalOctreeNodeSizeData](API\Plugins\LidarPointCloudRuntime\FLidarPointCloudTraversalOctreeN-_1) > & NodeSizeData, const struct [FLidarPointCloudViewData](API\Plugins\LidarPointCloudRuntime\FLidarPointCloudViewData) * ViewData, const int32 & ProxyIndex, const [FLidarPointCloudNodeSelectionParams](API\Plugins\LidarPointCloudRuntime\FLidarPointCloudNodeSelectionPar-) & SelectionParams )