VNDetectHorizonRequest An image-analysis request that determines the horizon angle in an image. Declarationclass VNDetectHorizonRequest TopicsAccessing the ResultsresultsIdentifying Request RevisionsVNDetectHorizonRequestRevision1 RelationshipsInherits FromVNImageBasedRequestConforms ToCVarArgCustomDebugStringConvertibleCustomStringConvertibleEquatableHashableNSCopyingNSObjectProtocol See AlsoHorizon detectionVNHorizonObservation