SceneKit watchOS 4.0 Beta 2 to Beta 3 API Differences

SCNAction.h

Modified -[SCNActionable runAction:completionHandler:]

	Declaration
From	- (void)runAction:(nonnull SCNAction *)action completionHandler:(nullable void (^)())block
To	- (void)runAction:(nonnull SCNAction *)action completionHandler:(nullable void (^)(void))block

Modified -[SCNActionable runAction:forKey:completionHandler:]

	Declaration
From	- (void)runAction:(nonnull SCNAction )action forKey:(nullable NSString )key completionHandler:(nullable void (^)())block
To	- (void)runAction:(nonnull SCNAction )action forKey:(nullable NSString )key completionHandler:(nullable void (^)(void))block

SCNAudioSource.h

Modified SCNAudioPlayer.willStartPlayback

	Declaration
From	@property (nonatomic, copy, nullable) void (^)() willStartPlayback
To	@property (nonatomic, copy, nullable) void (^)(void) willStartPlayback

Modified SCNAudioPlayer.didFinishPlayback

	Declaration
From	@property (nonatomic, copy, nullable) void (^)() didFinishPlayback
To	@property (nonatomic, copy, nullable) void (^)(void) didFinishPlayback

SCNCameraController.h

Removed -[SCNCameraController dollyZoomBy:onScreenPoint:viewport:]

Removed -[SCNCameraController dollyZoomToTarget:]

Added -[SCNCameraController dollyBy:onScreenPoint:viewport:]

Added -[SCNCameraController dollyToTarget:]

SCNSceneRenderer.h

Added -[SCNSceneRendererDelegate renderer:didApplyConstraintsAtTime:]

Modified -[SCNSceneRenderer presentScene:withTransition:incomingPointOfView:completionHandler:]

	Declaration
From	- (void)presentScene:(nonnull SCNScene )scene withTransition:(nonnull SKTransition )transition incomingPointOfView:(nullable SCNNode *)pointOfView completionHandler:(nullable void (^)())completionHandler
To	- (void)presentScene:(nonnull SCNScene )scene withTransition:(nonnull SKTransition )transition incomingPointOfView:(nullable SCNNode *)pointOfView completionHandler:(nullable void (^)(void))completionHandler

Modified -[SCNSceneRenderer prepareObject:shouldAbortBlock:]

	Declaration
From	- (BOOL)prepareObject:(nonnull id)object shouldAbortBlock:(nullable BOOL (^)())block
To	- (BOOL)prepareObject:(nonnull id)object shouldAbortBlock:(nullable BOOL (^)(void))block