ARKit iOS 12.4 to 13.0 API Differences

ARAnchor.h

Added ARAnchor.sessionIdentifier

ARBody2D.h

Added ARBody2D.skeleton

ARBodyAnchor.h

Added ARBodyAnchor

Added ARBodyAnchor.skeleton

Added ARBodyAnchor.estimatedScaleFactor

ARCamera.h

Added ARCamera.exposureDuration

Added ARCamera.exposureOffset

ARCoachingOverlayView.h

Added ARCoachingGoal

Added ARCoachingGoalTracking

Added ARCoachingGoalHorizontalPlane

Added ARCoachingGoalVerticalPlane

Added ARCoachingGoalAnyPlane

Added ARCoachingOverlayView

Added ARCoachingOverlayView.delegate

Added ARCoachingOverlayView.sessionProvider

Added ARCoachingOverlayView.session

Added ARCoachingOverlayView.goal

Added ARCoachingOverlayView.activatesAutomatically

Added ARCoachingOverlayView.isActive

Added -[ARCoachingOverlayView setActive:animated:]

Added ARCoachingOverlayViewDelegate

Added -[ARCoachingOverlayViewDelegate coachingOverlayViewDidRequestSessionReset:]

Added -[ARCoachingOverlayViewDelegate coachingOverlayViewWillActivate:]

Added -[ARCoachingOverlayViewDelegate coachingOverlayViewDidDeactivate:]

ARCollaborationData.h

Added ARCollaborationDataPriority

Added ARCollaborationDataPriorityCritical

Added ARCollaborationDataPriorityOptional

Added ARCollaborationData

Added ARCollaborationData.priority

ARConfiguration.h

Added ARFrameSemantics

Added ARFrameSemanticNone

Added ARFrameSemanticPersonSegmentation

Added ARFrameSemanticPersonSegmentationWithDepth

Added ARFrameSemanticBodyDetection

Added ARConfiguration.frameSemantics

Added +[ARConfiguration supportsFrameSemantics:]

Added ARWorldTrackingConfiguration.wantsHDREnvironmentTextures

Added ARWorldTrackingConfiguration.automaticImageScaleEstimationEnabled

Added ARWorldTrackingConfiguration.collaborationEnabled

Added ARWorldTrackingConfiguration.supportsUserFaceTracking

Added ARWorldTrackingConfiguration.userFaceTrackingEnabled

Added ARFaceTrackingConfiguration.supportedNumberOfTrackedFaces

Added ARFaceTrackingConfiguration.maximumNumberOfTrackedFaces

Added ARFaceTrackingConfiguration.supportsWorldTracking

Added ARFaceTrackingConfiguration.worldTrackingEnabled

Added ARBodyTrackingConfiguration

Added ARBodyTrackingConfiguration.autoFocusEnabled

Added ARBodyTrackingConfiguration.initialWorldMap

Added ARBodyTrackingConfiguration.environmentTexturing

Added ARBodyTrackingConfiguration.wantsHDREnvironmentTextures

Added ARBodyTrackingConfiguration.planeDetection

Added ARBodyTrackingConfiguration.detectionImages

Added ARBodyTrackingConfiguration.automaticImageScaleEstimationEnabled

Added ARBodyTrackingConfiguration.automaticSkeletonScaleEstimationEnabled

Added ARBodyTrackingConfiguration.maximumNumberOfTrackedImages

Added -[ARBodyTrackingConfiguration init]

Added +[ARBodyTrackingConfiguration new]

Added ARPositionalTrackingConfiguration

Added ARPositionalTrackingConfiguration.planeDetection

Added ARPositionalTrackingConfiguration.initialWorldMap

Added -[ARPositionalTrackingConfiguration init]

Added +[ARPositionalTrackingConfiguration new]

ARError.h

Added ARErrorCodeCollaborationDataUnavailable

ARFrame.h

Added ARSegmentationClass

Added ARSegmentationClassNone

Added ARSegmentationClassPerson

Added ARFrame.cameraGrainTexture

Added ARFrame.cameraGrainIntensity

Added ARFrame.segmentationBuffer

Added ARFrame.estimatedDepthData

Added ARFrame.detectedBody

Added -[ARFrame raycastQueryFromPoint:allowingTarget:alignment:]

Modified ARFrame.anchors

	Declaration
From	@property (nonatomic, readonly, copy) NSArray<ARAnchor > anchors
To	@property (nonatomic, readonly, copy) NSArray<__kindof ARAnchor > anchors

ARImageAnchor.h

Added ARImageAnchor.estimatedScaleFactor

ARMatteGenerator.h

Added ARMatteResolution

Added ARMatteResolutionFull

Added ARMatteResolutionHalf

Added ARMatteGenerator

Added -[ARMatteGenerator initWithDevice:matteResolution:]

Added -[ARMatteGenerator generateMatteFromFrame:commandBuffer:]

Added -[ARMatteGenerator generateDilatedDepthFromFrame:commandBuffer:]

ARParticipantAnchor.h

Added ARParticipantAnchor

ARPlaneAnchor.h

Added ARPlaneClassificationWindow

Added ARPlaneClassificationDoor

ARQuickLookPreviewItem.h

Added ARQuickLookPreviewItem

Added -[ARQuickLookPreviewItem initWithFileAtURL:]

Added ARQuickLookPreviewItem.canonicalWebPageURL

Added ARQuickLookPreviewItem.allowsContentScaling

ARRaycastQuery.h

Added ARRaycastTarget

Added ARRaycastTargetExistingPlaneGeometry

Added ARRaycastTargetExistingPlaneInfinite

Added ARRaycastTargetEstimatedPlane

Added ARRaycastTargetAlignment

Added ARRaycastTargetAlignmentHorizontal

Added ARRaycastTargetAlignmentVertical

Added ARRaycastTargetAlignmentAny

Added ARRaycastQuery

Added ARRaycastQuery.origin

Added ARRaycastQuery.direction

Added ARRaycastQuery.target

Added ARRaycastQuery.targetAlignment

Added -[ARRaycastQuery initWithOrigin:direction:allowingTarget:alignment:]

ARRaycastResult.h

Added ARRaycastResult

Added ARRaycastResult.worldTransform

Added ARRaycastResult.target

Added ARRaycastResult.targetAlignment

Added ARRaycastResult.anchor

ARReferenceImage.h

Added ARReferenceImage.resourceGroupName

Added -[ARReferenceImage validateWithCompletionHandler:]

ARReferenceObject.h

Added ARReferenceObject.resourceGroupName

ARSCNView.h

Added ARSCNView.rendersCameraGrain

Added ARSCNView.rendersMotionBlur

Added -[ARSCNView raycastQueryFromPoint:allowingTarget:alignment:]

Modified ARSCNView

	Protocols
From	none
To	ARSessionProviding

ARSession.h

Added ARSessionRunOptionStopTrackedRaycasts

Added ARSession.identifier

Added -[ARSession raycast:]

Added -[ARSession trackedRaycast:updateHandler:]

Added -[ARSession updateWithCollaborationData:]

Added -[ARSessionObserver session:didOutputCollaborationData:]

Added ARSessionProviding

Added ARSessionProviding.session

Modified -[ARSession addAnchor:]

	Declaration
From	- (void)addAnchor:(ARAnchor *)anchor
To	- (void)addAnchor:(__kindof ARAnchor *)anchor

Modified -[ARSession removeAnchor:]

	Declaration
From	- (void)removeAnchor:(ARAnchor *)anchor
To	- (void)removeAnchor:(__kindof ARAnchor *)anchor

Modified -[ARSessionDelegate session:didAddAnchors:]

	Declaration
From	- (void)session:(ARSession )session didAddAnchors:(NSArray<ARAnchor > *)anchors
To	- (void)session:(ARSession )session didAddAnchors:(NSArray<__kindof ARAnchor > *)anchors

Modified -[ARSessionDelegate session:didUpdateAnchors:]

	Declaration
From	- (void)session:(ARSession )session didUpdateAnchors:(NSArray<ARAnchor > *)anchors
To	- (void)session:(ARSession )session didUpdateAnchors:(NSArray<__kindof ARAnchor > *)anchors

Modified -[ARSessionDelegate session:didRemoveAnchors:]

	Declaration
From	- (void)session:(ARSession )session didRemoveAnchors:(NSArray<ARAnchor > *)anchors
To	- (void)session:(ARSession )session didRemoveAnchors:(NSArray<__kindof ARAnchor > *)anchors

ARSkeleton.h

Added ARSkeleton

Added ARSkeleton.definition

Added ARSkeleton.jointCount

Added -[ARSkeleton isJointTracked:]

Added ARSkeleton3D

Added ARSkeleton3D.jointModelTransforms

Added ARSkeleton3D.jointLocalTransforms

Added -[ARSkeleton3D modelTransformForJointName:]

Added -[ARSkeleton3D localTransformForJointName:]

Added ARSkeleton2D

Added ARSkeleton2D.jointLandmarks

Added -[ARSkeleton2D landmarkForJointNamed:]

ARSkeletonDefinition.h

Added ARSkeletonJointName

Added ARSkeletonJointNameRoot

Added ARSkeletonJointNameHead

Added ARSkeletonJointNameLeftHand

Added ARSkeletonJointNameRightHand

Added ARSkeletonJointNameLeftFoot

Added ARSkeletonJointNameRightFoot

Added ARSkeletonJointNameLeftShoulder

Added ARSkeletonJointNameRightShoulder

Added ARSkeletonDefinition

Added ARSkeletonDefinition.defaultBody3DSkeletonDefinition

Added ARSkeletonDefinition.defaultBody2DSkeletonDefinition

Added ARSkeletonDefinition.jointCount

Added ARSkeletonDefinition.jointNames

Added ARSkeletonDefinition.parentIndices

Added ARSkeletonDefinition.neutralBodySkeleton3D

Added -[ARSkeletonDefinition indexForJointName:]

ARSKView.h

Modified ARSKView

	Protocols
From	none
To	ARSessionProviding

ARTrackedRaycast.h

Added ARTrackedRaycast

Added -[ARTrackedRaycast stopTracking]

ARVideoFormat.h

Added ARVideoFormat.captureDevicePosition

ARWorldMap.h

Modified ARWorldMap.anchors

	Declaration
From	@property (nonatomic, copy) NSArray<ARAnchor > anchors
To	@property (nonatomic, copy) NSArray<__kindof ARAnchor > anchors