Scene Source Properties The metadata properties associated with a scene file, used by the Property(forkey:) method. TopicsConstantsSCNSceneSourceAssetContributorsKeySCNSceneSourceAssetCreatedDateKeySCNSceneSourceAssetModifiedDateKeySCNSceneSourceAssetUpAxisKeySCNSceneSourceAssetUnitKey See AlsoConstantsSCNSceneSource.LoadingOptionContributor KeysUnit Dictionary KeysScene Loading Error KeysScene File Consistency Error KeysScene File Consistency Check Error CodesSCNSceneSourceStatusHandlerSCNSceneSourceStatus