SpriteKit Changes

	Declaration
From	@property(retain, nonatomic) SKKeyframeSequence *particleColorBlendFactorSequence
To	@property(nonatomic, retain) SKKeyframeSequence *particleColorBlendFactorSequence

Modified SKEmitterNode.particleColorSequence

	Declaration
From	@property(retain, nonatomic) SKKeyframeSequence *particleColorSequence
To	@property(nonatomic, retain) SKKeyframeSequence *particleColorSequence

Modified SKEmitterNode.particleScaleSequence

	Declaration
From	@property(retain, nonatomic) SKKeyframeSequence *particleScaleSequence
To	@property(nonatomic, retain) SKKeyframeSequence *particleScaleSequence

Modified SKEmitterNode.particleTexture

	Declaration
From	@property(retain, nonatomic) SKTexture *particleTexture
To	@property(nonatomic, retain) SKTexture *particleTexture

Modified SKEmitterNode.targetNode

	Declaration
From	@property(weak, nonatomic) SKNode *targetNode
To	@property(nonatomic, weak) SKNode *targetNode

SKFieldNode.h (Added)

Added SKFieldNode

Added SKFieldNode.animationSpeed

Added SKFieldNode.categoryBitMask

Added +[SKFieldNode customFieldWithEvaluationBlock:]

Added SKFieldNode.direction

Added +[SKFieldNode dragField]

Added +[SKFieldNode electricField]

Added SKFieldNode.enabled

Added SKFieldNode.exclusive

Added SKFieldNode.falloff

Added +[SKFieldNode linearGravityFieldWithVector:]

Added +[SKFieldNode magneticField]

Added SKFieldNode.minimumRadius

Added +[SKFieldNode noiseFieldWithSmoothness:animationSpeed:]

Added +[SKFieldNode radialGravityField]

Added SKFieldNode.region

Added SKFieldNode.smoothness

Added +[SKFieldNode springField]

Added SKFieldNode.strength

Added SKFieldNode.texture

Added +[SKFieldNode turbulenceFieldWithSmoothness:animationSpeed:]

Added +[SKFieldNode velocityFieldWithTexture:]

Added +[SKFieldNode velocityFieldWithVector:]

Added +[SKFieldNode vortexField]

Added SKFieldForceEvaluator

SKLabelNode.h

Added +[SKLabelNode labelNodeWithText:]

Modified SKLabelNode.color

	Declaration
From	@property(retain, nonatomic) UIColor *color
To	@property(nonatomic, retain) UIColor *color

Modified SKLabelNode.fontColor

	Declaration
From	@property(retain, nonatomic) UIColor *fontColor
To	@property(nonatomic, retain) UIColor *fontColor

Modified SKLabelNode.fontName

	Declaration
From	@property(copy, nonatomic) NSString *fontName
To	@property(nonatomic, copy) NSString *fontName

Modified SKLabelNode.text

	Declaration
From	@property(copy, nonatomic) NSString *text
To	@property(nonatomic, copy) NSString *text

SKLightNode.h (Added)

Added SKLightNode

Added SKLightNode.ambientColor

Added SKLightNode.categoryBitMask

Added SKLightNode.enabled

Added SKLightNode.falloff

Added SKLightNode.lightColor

Added SKLightNode.shadowColor

SKMutableTexture.h (Added)

Added SKMutableTexture

Added -[SKMutableTexture initWithSize:]

Added -[SKMutableTexture initWithSize:pixelFormat:]

Added -[SKMutableTexture modifyPixelDataWithBlock:]

Added +[SKMutableTexture mutableTextureWithSize:]

SKNode.h

Added SKNode.constraints

Added -[SKNode init]

Added +[SKNode nodeWithFileNamed:]

Added -[SKNode objectForKeyedSubscript:]

Added SKNode.reachConstraints

Modified SKNode.children

	Declaration
From	@property(readonly, nonatomic) NSArray *children
To	@property(nonatomic, readonly) NSArray *children

Modified SKNode.frame

	Declaration
From	@property(readonly, nonatomic) CGRect frame
To	@property(nonatomic, readonly) CGRect frame

Modified SKNode.hidden

	Declaration
From	@property(getter=isHidden, nonatomic) BOOL hidden
To	@property(nonatomic, getter=isHidden) BOOL hidden

Modified SKNode.name

	Declaration
From	@property(copy, nonatomic) NSString *name
To	@property(nonatomic, copy) NSString *name

Modified SKNode.parent

	Declaration
From	@property(readonly, nonatomic) SKNode *parent
To	@property(nonatomic, readonly) SKNode *parent

Modified SKNode.paused

	Declaration
From	@property(getter=isPaused, nonatomic) BOOL paused
To	@property(nonatomic, getter=isPaused) BOOL paused

Modified SKNode.physicsBody

	Declaration
From	@property(retain, nonatomic) SKPhysicsBody *physicsBody
To	@property(nonatomic, retain) SKPhysicsBody *physicsBody

Modified SKNode.scene

	Declaration
From	@property(readonly, nonatomic) SKScene *scene
To	@property(nonatomic, readonly) SKScene *scene

Modified SKNode.userData

	Declaration
From	@property(retain, nonatomic) NSMutableDictionary *userData
To	@property(nonatomic, retain) NSMutableDictionary *userData

Modified SKNode.userInteractionEnabled

	Declaration
From	@property(getter=isUserInteractionEnabled) BOOL userInteractionEnabled
To	@property(nonatomic, getter=isUserInteractionEnabled) BOOL userInteractionEnabled

SKPhysicsBody.h

Added +[SKPhysicsBody bodyWithTexture:alphaThreshold:size:]

Added +[SKPhysicsBody bodyWithTexture:size:]

Added SKPhysicsBody.charge

Added SKPhysicsBody.fieldBitMask

Added SKPhysicsBody.pinned

Modified SKPhysicsBody.affectedByGravity

	Declaration
From	@property(assign, nonatomic) BOOL affectedByGravity
To	@property(nonatomic, assign) BOOL affectedByGravity

Modified SKPhysicsBody.angularDamping

	Declaration
From	@property(assign, nonatomic) CGFloat angularDamping
To	@property(nonatomic, assign) CGFloat angularDamping

Modified SKPhysicsBody.area

	Declaration
From	@property(readonly, nonatomic) CGFloat area
To	@property(nonatomic, readonly) CGFloat area

Modified SKPhysicsBody.categoryBitMask

	Declaration
From	@property(assign, nonatomic) uint32_t categoryBitMask
To	@property(nonatomic, assign) uint32_t categoryBitMask

Modified SKPhysicsBody.collisionBitMask

	Declaration
From	@property(assign, nonatomic) uint32_t collisionBitMask
To	@property(nonatomic, assign) uint32_t collisionBitMask

Modified SKPhysicsBody.contactTestBitMask

	Declaration
From	@property(assign, nonatomic) uint32_t contactTestBitMask
To	@property(nonatomic, assign) uint32_t contactTestBitMask

Modified SKPhysicsBody.dynamic

	Declaration
From	@property(getter=isDynamic, nonatomic) BOOL dynamic
To	@property(nonatomic, getter=isDynamic) BOOL dynamic

Modified SKPhysicsBody.joints

	Declaration
From	@property(readonly, nonatomic) NSArray *joints
To	@property(nonatomic, readonly) NSArray *joints

Modified SKPhysicsBody.linearDamping

	Declaration
From	@property(assign, nonatomic) CGFloat linearDamping
To	@property(nonatomic, assign) CGFloat linearDamping

Modified SKPhysicsBody.node

	Declaration
From	@property(readonly, weak, nonatomic) SKNode *node
To	@property(nonatomic, readonly, weak) SKNode *node

Modified SKPhysicsBody.resting

	Declaration
From	@property(getter=isResting, nonatomic) BOOL resting
To	@property(nonatomic, getter=isResting) BOOL resting

SKPhysicsContact.h

Added SKPhysicsContact.contactNormal

Modified SKPhysicsContact.bodyA

	Declaration
From	@property(readonly, nonatomic) SKPhysicsBody *bodyA
To	@property(nonatomic, readonly) SKPhysicsBody *bodyA

Modified SKPhysicsContact.bodyB

	Declaration
From	@property(readonly, nonatomic) SKPhysicsBody *bodyB
To	@property(nonatomic, readonly) SKPhysicsBody *bodyB

Modified SKPhysicsContact.collisionImpulse

	Declaration
From	@property(readonly, nonatomic) CGFloat collisionImpulse
To	@property(nonatomic, readonly) CGFloat collisionImpulse

Modified SKPhysicsContact.contactPoint

	Declaration
From	@property(readonly, nonatomic) CGPoint contactPoint
To	@property(nonatomic, readonly) CGPoint contactPoint

SKPhysicsJoint.h

Added SKPhysicsJoint.reactionForce

Added SKPhysicsJoint.reactionTorque

Added SKPhysicsJointPin.rotationSpeed

Modified SKPhysicsJoint.bodyA

	Declaration
From	@property(retain, nonatomic) SKPhysicsBody *bodyA
To	@property(nonatomic, retain) SKPhysicsBody *bodyA

Modified SKPhysicsJoint.bodyB

	Declaration
From	@property(retain, nonatomic) SKPhysicsBody *bodyB
To	@property(nonatomic, retain) SKPhysicsBody *bodyB

SKPhysicsWorld.h

Added -[SKPhysicsWorld sampleFieldsAt:]

Modified -[SKPhysicsContactDelegate didBeginContact:]

	Optional
From	--
To	yes

Modified -[SKPhysicsContactDelegate didEndContact:]

	Optional
From	--
To	yes

Modified SKPhysicsWorld.contactDelegate

	Declaration
From	@property(assign, nonatomic) id<SKPhysicsContactDelegate> contactDelegate
To	@property(nonatomic, assign) id<SKPhysicsContactDelegate> contactDelegate

SKReachConstraints.h (Added)

Added SKReachConstraints

Added -[SKReachConstraints initWithLowerAngleLimit:upperAngleLimit:]

Added SKReachConstraints.lowerAngleLimit

Added SKReachConstraints.upperAngleLimit

SKRegion.h (Added)

Added SKRegion

Added -[SKRegion containsPoint:]

Added +[SKRegion infiniteRegion]

Added -[SKRegion initWithPath:]

Added -[SKRegion initWithRadius:]

Added -[SKRegion initWithSize:]

Added -[SKRegion inverseRegion]

Added SKRegion.path

Added -[SKRegion regionByDifferenceFromRegion:]

Added -[SKRegion regionByIntersectionWithRegion:]

Added -[SKRegion regionByUnionWithRegion:]

SKScene.h

Added SKScene.delegate

Added -[SKScene didApplyConstraints]

Added -[SKScene didFinishUpdate]

Added SKSceneDelegate

Added -[SKSceneDelegate didApplyConstraintsForScene:]

Added -[SKSceneDelegate didEvaluateActionsForScene:]

Added -[SKSceneDelegate didFinishUpdateForScene:]

Added -[SKSceneDelegate didSimulatePhysicsForScene:]

Added -[SKSceneDelegate update:forScene:]

Modified SKScene.backgroundColor

	Declaration
From	@property(retain, nonatomic) UIColor *backgroundColor
To	@property(nonatomic, retain) UIColor *backgroundColor

Modified SKScene.physicsWorld

	Declaration
From	@property(readonly, nonatomic) SKPhysicsWorld *physicsWorld
To	@property(nonatomic, readonly) SKPhysicsWorld *physicsWorld

Modified SKScene.view

	Declaration
From	@property(weak, readonly, nonatomic) SKView *view
To	@property(nonatomic, weak, readonly) SKView *view

SKShader.h (Added)

Added SKShader

Added -[SKShader addUniform:]

Added -[SKShader initWithSource:]

Added -[SKShader initWithSource:uniforms:]

Added -[SKShader removeUniformNamed:]

Added +[SKShader shader]

Added +[SKShader shaderWithFileNamed:]

Added +[SKShader shaderWithSource:]

Added +[SKShader shaderWithSource:uniforms:]

Added SKShader.source

Added -[SKShader uniformNamed:]

Added SKShader.uniforms

SKShapeNode.h

Added SKShapeNode.fillShader

Added SKShapeNode.fillTexture

Added SKShapeNode.lineCap

Added SKShapeNode.lineJoin

Added SKShapeNode.lineLength

Added SKShapeNode.miterLimit

Added +[SKShapeNode shapeNodeWithCircleOfRadius:]

Added +[SKShapeNode shapeNodeWithEllipseInRect:]

Added +[SKShapeNode shapeNodeWithEllipseOfSize:]

Added +[SKShapeNode shapeNodeWithPath:]

Added +[SKShapeNode shapeNodeWithPath:centered:]

Added +[SKShapeNode shapeNodeWithPoints:count:]

Added +[SKShapeNode shapeNodeWithRect:]

Added +[SKShapeNode shapeNodeWithRect:cornerRadius:]

Added +[SKShapeNode shapeNodeWithRectOfSize:]

Added +[SKShapeNode shapeNodeWithRectOfSize:cornerRadius:]

Added +[SKShapeNode shapeNodeWithSplinePoints:count:]

Added SKShapeNode.strokeShader

Added SKShapeNode.strokeTexture

Modified SKShapeNode.antialiased

	Declaration
From	@property(getter=isAntialiased, nonatomic) BOOL antialiased
To	@property(nonatomic, getter=isAntialiased) BOOL antialiased

Modified SKShapeNode.fillColor

	Declaration
From	@property(retain, nonatomic) UIColor *fillColor
To	@property(nonatomic, retain) UIColor *fillColor

Modified SKShapeNode.strokeColor

	Declaration
From	@property(retain, nonatomic) UIColor *strokeColor
To	@property(nonatomic, retain) UIColor *strokeColor

SKSpriteNode.h

Added SKSpriteNode.lightingBitMask

Added SKSpriteNode.normalTexture

Added SKSpriteNode.shader

Added SKSpriteNode.shadowCastBitMask

Added SKSpriteNode.shadowedBitMask

Added +[SKSpriteNode spriteNodeWithImageNamed:normalMapped:]

Added +[SKSpriteNode spriteNodeWithTexture:normalMap:]

Modified SKSpriteNode.color

	Declaration
From	@property(retain, nonatomic) UIColor *color
To	@property(nonatomic, retain) UIColor *color

Modified SKSpriteNode.texture

	Declaration
From	@property(retain, nonatomic) SKTexture *texture
To	@property(nonatomic, retain) SKTexture *texture

SKTexture.h

Added -[SKTexture textureByGeneratingNormalMap]

Added -[SKTexture textureByGeneratingNormalMapWithSmoothness:contrast:]

Added +[SKTexture textureNoiseWithSmoothness:size:grayscale:]

Added +[SKTexture textureVectorNoiseWithSmoothness:size:]

Added +[SKTexture textureWithData:size:flipped:]

Modified -[SKTexture textureByApplyingCIFilter:]

	Declaration
From	- (SKTexture )textureByApplyingCIFilter:(CIFilter )filter
To	- (instancetype)textureByApplyingCIFilter:(CIFilter *)filter

Modified +[SKTexture textureWithCGImage:]

	Declaration
From	+ (SKTexture *)textureWithCGImage:(CGImageRef)image
To	+ (instancetype)textureWithCGImage:(CGImageRef)image

Modified +[SKTexture textureWithData:size:]

	Declaration
From	+ (SKTexture )textureWithData:(NSData )pixelData size:(CGSize)size
To	+ (instancetype)textureWithData:(NSData *)pixelData size:(CGSize)size

Modified +[SKTexture textureWithData:size:rowLength:alignment:]

Declaration

From

+ (SKTexture *)textureWithData:(NSData *)pixelData size:(CGSize)size rowLength:(unsigned int)rowLength alignment:(unsigned int)alignment

+ (instancetype)textureWithData:(NSData *)pixelData size:(CGSize)size rowLength:(unsigned int)rowLength alignment:(unsigned int)alignment

Modified +[SKTexture textureWithImage:]

	Declaration
From	+ (SKTexture )textureWithImage:(UIImage )image
To	+ (instancetype)textureWithImage:(UIImage *)image

Modified +[SKTexture textureWithImageNamed:]

	Declaration
From	+ (SKTexture )textureWithImageNamed:(NSString )name
To	+ (instancetype)textureWithImageNamed:(NSString *)name

Modified +[SKTexture textureWithRect:inTexture:]

	Declaration
From	+ (SKTexture )textureWithRect:(CGRect)rect inTexture:(SKTexture )texture
To	+ (instancetype)textureWithRect:(CGRect)rect inTexture:(SKTexture *)texture

SKTextureAtlas.h

Added +[SKTextureAtlas atlasWithDictionary:]

Modified +[SKTextureAtlas atlasNamed:]