class MDLAsset : NSObject, NSCopying, NSFastEnumeration {
    init(URL URL: NSURL)
    init(URL URL: NSURL, vertexDescriptor vertexDescriptor: MDLVertexDescriptor?, bufferAllocator bufferAllocator: MDLMeshBufferAllocator?)
    init(URL URL: NSURL, vertexDescriptor vertexDescriptor: MDLVertexDescriptor?, bufferAllocator bufferAllocator: MDLMeshBufferAllocator?, preserveTopology preserveTopology: Bool, error error: NSErrorPointer)
    func exportAssetToURL(_ URL: NSURL) -> Bool
    func exportAssetToURL(_ URL: NSURL, error error: ()) throws
    class func canImportFileExtension(_ extension: String) -> Bool
    class func canExportFileExtension(_ extension: String) -> Bool
    func boundingBoxAtTime(_ time: NSTimeInterval) -> MDLAxisAlignedBoundingBox
    var boundingBox: MDLAxisAlignedBoundingBox { get }
    var frameInterval: NSTimeInterval
    var startTime: NSTimeInterval
    var endTime: NSTimeInterval
    var URL: NSURL? { get }
    var bufferAllocator: MDLMeshBufferAllocator { get }
    var vertexDescriptor: MDLVertexDescriptor? { get }
    func addObject(_ object: MDLObject)
    func removeObject(_ object: MDLObject)
    var count: Int { get }
    subscript (_ index: Int) -> MDLObject? { get }
    func objectAtIndexedSubscript(_ index: Int) -> MDLObject?
    func objectAtIndex(_ index: Int) -> MDLObject
}
extension MDLAsset {
    convenience init(SCNScene scnScene: SCNScene)
    class func assetWithSCNScene(_ scnScene: SCNScene) -> Self
}

class MDLAsset : NSObject, NSCopying, NSFastEnumeration {
    init(url URL: URL)
    init(url URL: URL, vertexDescriptor vertexDescriptor: MDLVertexDescriptor?, bufferAllocator bufferAllocator: MDLMeshBufferAllocator?)
    init(bufferAllocator bufferAllocator: MDLMeshBufferAllocator?)
    init(url URL: URL, vertexDescriptor vertexDescriptor: MDLVertexDescriptor?, bufferAllocator bufferAllocator: MDLMeshBufferAllocator?, preserveTopology preserveTopology: Bool, error error: NSErrorPointer)
    func export(to URL: URL) -> Bool
    func export(to URL: URL) throws
    class func canImportFileExtension(_ extension: String) -> Bool
    class func canExportFileExtension(_ extension: String) -> Bool
    func childObjects(of objectClass: Swift.AnyClass) -> [MDLObject]
    func boundingBox(atTime time: TimeInterval) -> MDLAxisAlignedBoundingBox
    var boundingBox: MDLAxisAlignedBoundingBox { get }
    var frameInterval: TimeInterval
    var startTime: TimeInterval
    var endTime: TimeInterval
    var url: URL? { get }
    var bufferAllocator: MDLMeshBufferAllocator { get }
    var vertexDescriptor: MDLVertexDescriptor? { get }
    func add(_ object: MDLObject)
    func remove(_ object: MDLObject)
    var count: Int { get }
    subscript(_ index: Int) -> MDLObject? { get }
    func objectAtIndexedSubscript(_ index: Int) -> MDLObject?
    func object(at index: Int) -> MDLObject
    var masters: MDLObjectContainerComponent
    class func placeLightProbes(withDensity value: Float, heuristic type: MDLProbePlacement, using dataSource: MDLLightProbeIrradianceDataSource) -> [MDLLightProbe]
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLAsset : CVarArg {
}
extension MDLAsset : Equatable, Hashable {
    var hashValue: Int { get }
}
extension MDLAsset {
    class func placeLightProbes(withDensity value: Float, heuristic type: MDLProbePlacement, using dataSource: MDLLightProbeIrradianceDataSource) -> [MDLLightProbe]
}
extension MDLAsset {
    convenience init(scnScene scnScene: SCNScene)
    class func withSCNScene(_ scnScene: SCNScene) -> Self
    convenience init(scnScene scnScene: SCNScene, bufferAllocator bufferAllocator: MDLMeshBufferAllocator?)
    class func withSCNScene(_ scnScene: SCNScene, bufferAllocator bufferAllocator: MDLMeshBufferAllocator?) -> Self
}

func addObject(_ object: MDLObject)

func add(_ object: MDLObject)

func boundingBoxAtTime(_ time: NSTimeInterval) -> MDLAxisAlignedBoundingBox

func boundingBox(atTime time: TimeInterval) -> MDLAxisAlignedBoundingBox

var endTime: NSTimeInterval

var endTime: TimeInterval

func exportAssetToURL(_ URL: NSURL, error error: ()) throws

func export(to URL: URL) throws

var frameInterval: NSTimeInterval

var frameInterval: TimeInterval

init(URL URL: NSURL)

init(url URL: URL)

init(URL URL: NSURL, vertexDescriptor vertexDescriptor: MDLVertexDescriptor?, bufferAllocator bufferAllocator: MDLMeshBufferAllocator?)

init(url URL: URL, vertexDescriptor vertexDescriptor: MDLVertexDescriptor?, bufferAllocator bufferAllocator: MDLMeshBufferAllocator?)

init(URL URL: NSURL, vertexDescriptor vertexDescriptor: MDLVertexDescriptor?, bufferAllocator bufferAllocator: MDLMeshBufferAllocator?, preserveTopology preserveTopology: Bool, error error: NSErrorPointer)

init(url URL: URL, vertexDescriptor vertexDescriptor: MDLVertexDescriptor?, bufferAllocator bufferAllocator: MDLMeshBufferAllocator?, preserveTopology preserveTopology: Bool, error error: NSErrorPointer)

func objectAtIndex(_ index: Int) -> MDLObject

func object(at index: Int) -> MDLObject

func removeObject(_ object: MDLObject)

func remove(_ object: MDLObject)

var startTime: NSTimeInterval

var startTime: TimeInterval

subscript (_ index: Int) -> MDLObject? { get }

subscript(_ index: Int) -> MDLObject? { get }

var URL: NSURL? { get }

var url: URL? { get }

class MDLCamera : MDLObject {
    var projectionMatrix: matrix_float4x4 { get }
    func frameBoundingBox(_ boundingBox: MDLAxisAlignedBoundingBox, setNearAndFar setNearAndFar: Bool)
    func lookAt(_ focusPosition: vector_float3)
    func lookAt(_ focusPosition: vector_float3, from cameraPosition: vector_float3)
    func rayTo(_ pixel: vector_int2, forViewPort size: vector_int2) -> vector_float3
    var nearVisibilityDistance: Float
    var farVisibilityDistance: Float
    var worldToMetersConversionScale: Float
    var barrelDistortion: Float
    var fisheyeDistortion: Float
    var opticalVignetting: Float
    var chromaticAberration: Float
    var focalLength: Float
    var focusDistance: Float
    var fieldOfView: Float
    var fStop: Float
    var apertureBladeCount: Int
    var maximumCircleOfConfusion: Float
    func bokehKernelWithSize(_ size: vector_int2) -> MDLTexture
    var shutterOpenInterval: NSTimeInterval
    var sensorVerticalAperture: Float
    var sensorAspect: Float
    var sensorEnlargement: vector_float2
    var sensorShift: vector_float2
    var flash: vector_float3
    var exposureCompression: vector_float2
    var exposure: vector_float3
}
extension MDLCamera {
    convenience init(SCNCamera scnCamera: SCNCamera)
    class func cameraWithSCNCamera(_ scnCamera: SCNCamera) -> Self
}

class MDLCamera : MDLObject {
    var projectionMatrix: matrix_float4x4 { get }
    var projection: MDLCameraProjection
    func frameBoundingBox(_ boundingBox: MDLAxisAlignedBoundingBox, setNearAndFar setNearAndFar: Bool)
    func look(at focusPosition: vector_float3)
    func look(at focusPosition: vector_float3, from cameraPosition: vector_float3)
    func ray(to pixel: vector_int2, forViewPort size: vector_int2) -> vector_float3
    var nearVisibilityDistance: Float
    var farVisibilityDistance: Float
    var worldToMetersConversionScale: Float
    var barrelDistortion: Float
    var fisheyeDistortion: Float
    var opticalVignetting: Float
    var chromaticAberration: Float
    var focalLength: Float
    var focusDistance: Float
    var fieldOfView: Float
    var fStop: Float
    var apertureBladeCount: Int
    var maximumCircleOfConfusion: Float
    func bokehKernel(withSize size: vector_int2) -> MDLTexture
    var shutterOpenInterval: TimeInterval
    var sensorVerticalAperture: Float
    var sensorAspect: Float
    var sensorEnlargement: vector_float2
    var sensorShift: vector_float2
    var flash: vector_float3
    var exposureCompression: vector_float2
    var exposure: vector_float3
}
extension MDLCamera {
    convenience init(scnCamera scnCamera: SCNCamera)
    class func withSCNCamera(_ scnCamera: SCNCamera) -> Self
}

func bokehKernelWithSize(_ size: vector_int2) -> MDLTexture

func bokehKernel(withSize size: vector_int2) -> MDLTexture

func lookAt(_ focusPosition: vector_float3)

func look(at focusPosition: vector_float3)

func lookAt(_ focusPosition: vector_float3, from cameraPosition: vector_float3)

func look(at focusPosition: vector_float3, from cameraPosition: vector_float3)

func rayTo(_ pixel: vector_int2, forViewPort size: vector_int2) -> vector_float3

func ray(to pixel: vector_int2, forViewPort size: vector_int2) -> vector_float3

var shutterOpenInterval: NSTimeInterval

var shutterOpenInterval: TimeInterval

class MDLColorSwatchTexture : MDLTexture {
    init(colorTemperatureGradientFrom colorTemperature1: Float, toColorTemperature colorTemperature2: Float, name name: String?, textureDimensions textureDimensions: vector_int2)
    init(colorGradientFrom color1: CGColor, toColor color2: CGColor, name name: String?, textureDimensions textureDimensions: vector_int2)
}

class MDLColorSwatchTexture : MDLTexture {
    init(colorTemperatureGradientFrom colorTemperature1: Float, toColorTemperature colorTemperature2: Float, name name: String?, textureDimensions textureDimensions: vector_int2)
    init(colorGradientFrom color1: CGColor, to color2: CGColor, name name: String?, textureDimensions textureDimensions: vector_int2)
}

init(colorGradientFrom color1: CGColor, toColor color2: CGColor, name name: String?, textureDimensions textureDimensions: vector_int2)

init(colorGradientFrom color1: CGColor, to color2: CGColor, name name: String?, textureDimensions textureDimensions: vector_int2)

enum MDLGeometryType : Int {
    case TypePoints
    case TypeLines
    case TypeTriangles
    case TypeTriangleStrips
    case TypeQuads
    case TypeVariableTopology
    static var KindPoints: MDLGeometryType { get }
    static var KindLines: MDLGeometryType { get }
    static var KindTriangles: MDLGeometryType { get }
    static var KindTriangleStrips: MDLGeometryType { get }
    static var KindQuads: MDLGeometryType { get }
}

enum MDLGeometryType : Int {
    case points
    case lines
    case triangles
    case triangleStrips
    case quads
    case variableTopology
}

case TypeLines

case lines

case TypePoints

case points

case TypeQuads

case quads

case TypeTriangles

case triangles

case TypeTriangleStrips

case triangleStrips

case TypeVariableTopology

case variableTopology

enum MDLIndexBitDepth : UInt {
    case Invalid
    case UInt8
    static var Uint8: MDLIndexBitDepth { get }
    case UInt16
    static var Uint16: MDLIndexBitDepth { get }
    case UInt32
    static var Uint32: MDLIndexBitDepth { get }
}

enum MDLIndexBitDepth : UInt {
    case invalid
    case uInt8
    static var uint8: MDLIndexBitDepth { get }
    case uInt16
    static var uint16: MDLIndexBitDepth { get }
    case uInt32
    static var uint32: MDLIndexBitDepth { get }
}

case Invalid

case invalid

static var Uint16: MDLIndexBitDepth { get }

static var uint16: MDLIndexBitDepth { get }

case UInt16

case uInt16

static var Uint32: MDLIndexBitDepth { get }

static var uint32: MDLIndexBitDepth { get }

case UInt32

case uInt32

static var Uint8: MDLIndexBitDepth { get }

static var uint8: MDLIndexBitDepth { get }

case UInt8

case uInt8

class MDLLight : MDLObject {
    func irradianceAtPoint(_ point: vector_float3) -> Unmanaged<CGColor>
    func irradianceAtPoint(_ point: vector_float3, colorSpace colorSpace: CGColorSpace) -> Unmanaged<CGColor>
    var lightType: MDLLightType
}
extension MDLLight {
    convenience init(SCNLight scnLight: SCNLight)
    class func lightWithSCNLight(_ scnLight: SCNLight) -> Self
}

class MDLLight : MDLObject {
    func irradiance(atPoint point: vector_float3) -> Unmanaged<CGColor>
    func irradiance(atPoint point: vector_float3, colorSpace colorSpace: CGColorSpace) -> Unmanaged<CGColor>
    var lightType: MDLLightType
    var colorSpace: String
}
extension MDLLight {
    convenience init(scnLight scnLight: SCNLight)
    class func withSCNLight(_ scnLight: SCNLight) -> Self
}

func irradianceAtPoint(_ point: vector_float3) -> Unmanaged<CGColor>

func irradiance(atPoint point: vector_float3) -> Unmanaged<CGColor>

func irradianceAtPoint(_ point: vector_float3, colorSpace colorSpace: CGColorSpace) -> Unmanaged<CGColor>

func irradiance(atPoint point: vector_float3, colorSpace colorSpace: CGColorSpace) -> Unmanaged<CGColor>

class MDLLightProbe : MDLLight {
    init(reflectiveTexture reflectiveTexture: MDLTexture?, irradianceTexture irradianceTexture: MDLTexture?)
    func generateSphericalHarmonicsFromIrradiance(_ sphericalHarmonicsLevel: Int)
    var reflectiveTexture: MDLTexture? { get }
    var irradianceTexture: MDLTexture? { get }
    var sphericalHarmonicsLevel: Int { get }
    @NSCopying var sphericalHarmonicsCoefficients: NSData? { get }
}
extension MDLLightProbe {
     init?(textureSize textureSize: Int, forLocation transform: MDLTransform, lightsToConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], reflectiveCubemap reflectiveCubemap: MDLTexture?, irradianceCubemap irradianceCubemap: MDLTexture?)
    class func lightProbeWithTextureSize(_ textureSize: Int, forLocation transform: MDLTransform, lightsToConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], reflectiveCubemap reflectiveCubemap: MDLTexture?, irradianceCubemap irradianceCubemap: MDLTexture?) -> MDLLightProbe?
}

class MDLLightProbe : MDLLight {
    init(reflectiveTexture reflectiveTexture: MDLTexture?, irradianceTexture irradianceTexture: MDLTexture?)
    func generateSphericalHarmonics(fromIrradiance sphericalHarmonicsLevel: Int)
    var reflectiveTexture: MDLTexture? { get }
    var irradianceTexture: MDLTexture? { get }
    var sphericalHarmonicsLevel: Int { get }
    var sphericalHarmonicsCoefficients: Data? { get }
     init?(textureSize textureSize: Int, forLocation transform: MDLTransform, lightsToConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], reflectiveCubemap reflectiveCubemap: MDLTexture?, irradianceCubemap irradianceCubemap: MDLTexture?)
    class func withTextureSize(_ textureSize: Int, forLocation transform: MDLTransform, lightsToConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], reflectiveCubemap reflectiveCubemap: MDLTexture?, irradianceCubemap irradianceCubemap: MDLTexture?) -> MDLLightProbe?
}
extension MDLLightProbe {
     init?(textureSize textureSize: Int, forLocation transform: MDLTransform, lightsToConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], reflectiveCubemap reflectiveCubemap: MDLTexture?, irradianceCubemap irradianceCubemap: MDLTexture?)
    class func withTextureSize(_ textureSize: Int, forLocation transform: MDLTransform, lightsToConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], reflectiveCubemap reflectiveCubemap: MDLTexture?, irradianceCubemap irradianceCubemap: MDLTexture?) -> MDLLightProbe?
}

func generateSphericalHarmonicsFromIrradiance(_ sphericalHarmonicsLevel: Int)

func generateSphericalHarmonics(fromIrradiance sphericalHarmonicsLevel: Int)

@NSCopying var sphericalHarmonicsCoefficients: NSData? { get }

var sphericalHarmonicsCoefficients: Data? { get }

enum MDLLightType : UInt {
    case Unknown
    case Ambient
    case Directional
    case Spot
    case Point
    case Linear
    case DiscArea
    case RectangularArea
    case SuperElliptical
    case Photometric
    case Probe
    case Environment
}

enum MDLLightType : UInt {
    case unknown
    case ambient
    case directional
    case spot
    case point
    case linear
    case discArea
    case rectangularArea
    case superElliptical
    case photometric
    case probe
    case environment
}

case Ambient

case ambient

case Directional

case directional

case DiscArea

case discArea

case Environment

case environment

case Linear

case linear

case Photometric

case photometric

case Point

case point

case Probe

case probe

case RectangularArea

case rectangularArea

case Spot

case spot

case SuperElliptical

case superElliptical

case Unknown

case unknown

class MDLMaterial : NSObject, MDLNamed, NSFastEnumeration {
    init(name name: String, scatteringFunction scatteringFunction: MDLScatteringFunction)
    func setProperty(_ property: MDLMaterialProperty)
    func removeProperty(_ property: MDLMaterialProperty)
    func propertyNamed(_ name: String) -> MDLMaterialProperty?
    func propertyWithSemantic(_ semantic: MDLMaterialSemantic) -> MDLMaterialProperty?
    func removeAllProperties()
    var scatteringFunction: MDLScatteringFunction { get }
    var name: String
    var baseMaterial: MDLMaterial?
    subscript (_ idx: Int) -> MDLMaterialProperty? { get }
    func objectAtIndexedSubscript(_ idx: Int) -> MDLMaterialProperty?
    subscript (_ name: String) -> MDLMaterialProperty? { get }
    func objectForKeyedSubscript(_ name: String) -> MDLMaterialProperty?
    var count: Int { get }
}
extension MDLMaterial {
    convenience init(SCNMaterial scnMaterial: SCNMaterial)
    class func materialWithSCNMaterial(_ scnMaterial: SCNMaterial) -> Self
}

class MDLMaterial : NSObject, MDLNamed, NSFastEnumeration {
    init(name name: String, scatteringFunction scatteringFunction: MDLScatteringFunction)
    func setProperty(_ property: MDLMaterialProperty)
    func remove(_ property: MDLMaterialProperty)
    func propertyNamed(_ name: String) -> MDLMaterialProperty?
    func property(with semantic: MDLMaterialSemantic) -> MDLMaterialProperty?
    func removeAllProperties()
    var scatteringFunction: MDLScatteringFunction { get }
    var name: String
    var base: MDLMaterial?
    subscript(_ idx: Int) -> MDLMaterialProperty? { get }
    func objectAtIndexedSubscript(_ idx: Int) -> MDLMaterialProperty?
    subscript(_ name: String) -> MDLMaterialProperty? { get }
    func objectForKeyedSubscript(_ name: String) -> MDLMaterialProperty?
    var count: Int { get }
    var materialFace: MDLMaterialFace
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLMaterial : CVarArg {
}
extension MDLMaterial : Equatable, Hashable {
    var hashValue: Int { get }
}
extension MDLMaterial {
    convenience init(scnMaterial scnMaterial: SCNMaterial)
    class func withSCNMaterial(_ scnMaterial: SCNMaterial) -> Self
}

var baseMaterial: MDLMaterial?

var base: MDLMaterial?

func propertyWithSemantic(_ semantic: MDLMaterialSemantic) -> MDLMaterialProperty?

func property(with semantic: MDLMaterialSemantic) -> MDLMaterialProperty?

func removeProperty(_ property: MDLMaterialProperty)

func remove(_ property: MDLMaterialProperty)

subscript (_ idx: Int) -> MDLMaterialProperty? { get }

subscript(_ idx: Int) -> MDLMaterialProperty? { get }

subscript (_ name: String) -> MDLMaterialProperty? { get }

subscript(_ name: String) -> MDLMaterialProperty? { get }

enum MDLMaterialMipMapFilterMode : UInt {
    case Nearest
    case Linear
}

enum MDLMaterialMipMapFilterMode : UInt {
    case nearest
    case linear
}

case Linear

case linear

case Nearest

case nearest

class MDLMaterialProperty : NSObject, MDLNamed {
    convenience init()
    init(name name: String, semantic semantic: MDLMaterialSemantic)
    convenience init(name name: String, semantic semantic: MDLMaterialSemantic, float value: Float)
    convenience init(name name: String, semantic semantic: MDLMaterialSemantic, float2 value: vector_float2)
    convenience init(name name: String, semantic semantic: MDLMaterialSemantic, float3 value: vector_float3)
    convenience init(name name: String, semantic semantic: MDLMaterialSemantic, float4 value: vector_float4)
    convenience init(name name: String, semantic semantic: MDLMaterialSemantic, matrix4x4 value: matrix_float4x4)
    convenience init(name name: String, semantic semantic: MDLMaterialSemantic, URL URL: NSURL?)
    convenience init(name name: String, semantic semantic: MDLMaterialSemantic, string string: String?)
    convenience init(name name: String, semantic semantic: MDLMaterialSemantic, textureSampler textureSampler: MDLTextureSampler?)
    convenience init(name name: String, semantic semantic: MDLMaterialSemantic, color color: CGColor)
    func setProperties(_ property: MDLMaterialProperty)
    var semantic: MDLMaterialSemantic
    var type: MDLMaterialPropertyType { get }
    var name: String
    var stringValue: String?
    @NSCopying var URLValue: NSURL?
    var textureSamplerValue: MDLTextureSampler?
    var color: CGColor?
    var floatValue: Float
    var float2Value: vector_float2
    var float3Value: vector_float3
    var float4Value: vector_float4
    var matrix4x4: matrix_float4x4
}

class MDLMaterialProperty : NSObject, MDLNamed, NSCopying {
    convenience init()
    init(name name: String, semantic semantic: MDLMaterialSemantic)
    convenience init(name name: String, semantic semantic: MDLMaterialSemantic, float value: Float)
    convenience init(name name: String, semantic semantic: MDLMaterialSemantic, float2 value: vector_float2)
    convenience init(name name: String, semantic semantic: MDLMaterialSemantic, float3 value: vector_float3)
    convenience init(name name: String, semantic semantic: MDLMaterialSemantic, float4 value: vector_float4)
    convenience init(name name: String, semantic semantic: MDLMaterialSemantic, matrix4x4 value: matrix_float4x4)
    convenience init(name name: String, semantic semantic: MDLMaterialSemantic, url URL: URL?)
    convenience init(name name: String, semantic semantic: MDLMaterialSemantic, string string: String?)
    convenience init(name name: String, semantic semantic: MDLMaterialSemantic, textureSampler textureSampler: MDLTextureSampler?)
    convenience init(name name: String, semantic semantic: MDLMaterialSemantic, color color: CGColor)
    func setProperties(_ property: MDLMaterialProperty)
    var semantic: MDLMaterialSemantic
    var type: MDLMaterialPropertyType { get }
    var name: String
    var stringValue: String?
    var urlValue: URL?
    var textureSamplerValue: MDLTextureSampler?
    var color: CGColor?
    var floatValue: Float
    var float2Value: vector_float2
    var float3Value: vector_float3
    var float4Value: vector_float4
    var matrix4x4: matrix_float4x4
    var luminance: Float
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLMaterialProperty : CVarArg {
}
extension MDLMaterialProperty : Equatable, Hashable {
    var hashValue: Int { get }
}

convenience init(name name: String, semantic semantic: MDLMaterialSemantic, URL URL: NSURL?)

convenience init(name name: String, semantic semantic: MDLMaterialSemantic, url URL: URL?)

@NSCopying var URLValue: NSURL?

var urlValue: URL?

enum MDLMaterialPropertyType : UInt {
    case None
    case String
    case URL
    case Texture
    case Color
    case Float
    case Float2
    case Float3
    case Float4
    case Matrix44
}

enum MDLMaterialPropertyType : UInt {
    case none
    case string
    case URL
    case texture
    case color
    case float
    case float2
    case float3
    case float4
    case matrix44
}

case Color

case color

case Float

case float

case Float2

case float2

case Float3

case float3

case Float4

case float4

case Matrix44

case matrix44

case None

case none

case String

case string

case Texture

case texture

enum MDLMaterialSemantic : UInt {
    case BaseColor
    case Subsurface
    case Metallic
    case Specular
    case SpecularExponent
    case SpecularTint
    case Roughness
    case Anisotropic
    case AnisotropicRotation
    case Sheen
    case SheenTint
    case Clearcoat
    case ClearcoatGloss
    case Emission
    case Bump
    case Opacity
    case InterfaceIndexOfRefraction
    case MaterialIndexOfRefraction
    case ObjectSpaceNormal
    case TangentSpaceNormal
    case Displacement
    case DisplacementScale
    case AmbientOcclusion
    case AmbientOcclusionScale
    case None
    case UserDefined
}

enum MDLMaterialSemantic : UInt {
    case baseColor
    case subsurface
    case metallic
    case specular
    case specularExponent
    case specularTint
    case roughness
    case anisotropic
    case anisotropicRotation
    case sheen
    case sheenTint
    case clearcoat
    case clearcoatGloss
    case emission
    case bump
    case opacity
    case interfaceIndexOfRefraction
    case materialIndexOfRefraction
    case objectSpaceNormal
    case tangentSpaceNormal
    case displacement
    case displacementScale
    case ambientOcclusion
    case ambientOcclusionScale
    case none
    case userDefined
}

case AmbientOcclusion

case ambientOcclusion

case AmbientOcclusionScale

case ambientOcclusionScale

case Anisotropic

case anisotropic

case AnisotropicRotation

case anisotropicRotation

case BaseColor

case baseColor

case Bump

case bump

case Clearcoat

case clearcoat

case ClearcoatGloss

case clearcoatGloss

case Displacement

case displacement

case DisplacementScale

case displacementScale

case Emission

case emission

case InterfaceIndexOfRefraction

case interfaceIndexOfRefraction

case MaterialIndexOfRefraction

case materialIndexOfRefraction

case Metallic

case metallic

case None

case none

case ObjectSpaceNormal

case objectSpaceNormal

case Opacity

case opacity

case Roughness

case roughness

case Sheen

case sheen

case SheenTint

case sheenTint

case Specular

case specular

case SpecularExponent

case specularExponent

case SpecularTint

case specularTint

case Subsurface

case subsurface

case TangentSpaceNormal

case tangentSpaceNormal

case UserDefined

case userDefined

enum MDLMaterialTextureFilterMode : UInt {
    case Nearest
    case Linear
}

enum MDLMaterialTextureFilterMode : UInt {
    case nearest
    case linear
}

case Linear

case linear

case Nearest

case nearest

enum MDLMaterialTextureWrapMode : UInt {
    case Clamp
    case Repeat
    case Mirror
}

enum MDLMaterialTextureWrapMode : UInt {
    case clamp
    case `repeat`
    case mirror
}

case Clamp

case clamp

case Mirror

case mirror

case Repeat

case `repeat`

class MDLMesh : MDLObject {
    init(vertexBuffer vertexBuffer: MDLMeshBuffer, vertexCount vertexCount: Int, descriptor descriptor: MDLVertexDescriptor, submeshes submeshes: [MDLSubmesh])
    init(vertexBuffers vertexBuffers: [MDLMeshBuffer], vertexCount vertexCount: Int, descriptor descriptor: MDLVertexDescriptor, submeshes submeshes: [MDLSubmesh])
    func vertexAttributeDataForAttributeNamed(_ name: String) -> MDLVertexAttributeData?
    var boundingBox: MDLAxisAlignedBoundingBox { get }
    @NSCopying var vertexDescriptor: MDLVertexDescriptor
    var vertexCount: Int { get }
    var vertexBuffers: [MDLMeshBuffer] { get }
    var submeshes: NSMutableArray { get }
}
extension MDLMesh {
    func addAttributeWithName(_ name: String, format format: MDLVertexFormat)
    func addNormalsWithAttributeNamed(_ attributeName: String?, creaseThreshold creaseThreshold: Float)
    func addTangentBasisForTextureCoordinateAttributeNamed(_ textureCoordinateAttributeName: String, tangentAttributeNamed tangentAttributeName: String, bitangentAttributeNamed bitangentAttributeName: String?)
    func addTangentBasisForTextureCoordinateAttributeNamed(_ textureCoordinateAttributeName: String, normalAttributeNamed normalAttributeName: String, tangentAttributeNamed tangentAttributeName: String)
    func makeVerticesUnique()
}
extension MDLMesh {
    class func newEllipsoidWithRadii(_ radii: vector_float3, radialSegments radialSegments: Int, verticalSegments verticalSegments: Int, geometryType geometryType: MDLGeometryType, inwardNormals inwardNormals: Bool, hemisphere hemisphere: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self
    class func newCylinderWithHeight(_ height: Float, radii radii: vector_float2, radialSegments radialSegments: Int, verticalSegments verticalSegments: Int, geometryType geometryType: MDLGeometryType, inwardNormals inwardNormals: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self
    class func newEllipticalConeWithHeight(_ height: Float, radii radii: vector_float2, radialSegments radialSegments: Int, verticalSegments verticalSegments: Int, geometryType geometryType: MDLGeometryType, inwardNormals inwardNormals: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self
    class func newIcosahedronWithRadius(_ radius: Float, inwardNormals inwardNormals: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self
    class func newSubdividedMesh(_ mesh: MDLMesh, submeshIndex submeshIndex: Int, subdivisionLevels subdivisionLevels: Int) -> Self?
}
extension MDLMesh {
    func generateAmbientOcclusionTextureWithSize(_ textureSize: vector_int2, raysPerSample raysPerSample: Int, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool
    func generateAmbientOcclusionTextureWithQuality(_ bakeQuality: Float, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool
    func generateAmbientOcclusionVertexColorsWithRaysPerSample(_ raysPerSample: Int, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String) -> Bool
    func generateAmbientOcclusionVertexColorsWithQuality(_ bakeQuality: Float, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String) -> Bool
    func generateLightMapTextureWithTextureSize(_ textureSize: vector_int2, lightsToConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool
    func generateLightMapTextureWithQuality(_ bakeQuality: Float, lightsToConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool
    func generateLightMapVertexColorsWithLightsToConsider(_ lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String) -> Bool
}
extension MDLMesh {
    convenience init(SCNGeometry scnGeometry: SCNGeometry)
    class func meshWithSCNGeometry(_ scnGeometry: SCNGeometry) -> Self
}

class MDLMesh : MDLObject {
    init(bufferAllocator bufferAllocator: MDLMeshBufferAllocator?)
    init(vertexBuffer vertexBuffer: MDLMeshBuffer, vertexCount vertexCount: Int, descriptor descriptor: MDLVertexDescriptor, submeshes submeshes: [MDLSubmesh])
    init(vertexBuffers vertexBuffers: [MDLMeshBuffer], vertexCount vertexCount: Int, descriptor descriptor: MDLVertexDescriptor, submeshes submeshes: [MDLSubmesh])
    func vertexAttributeData(forAttributeNamed name: String) -> MDLVertexAttributeData?
    func vertexAttributeData(forAttributeNamed name: String, as format: MDLVertexFormat) -> MDLVertexAttributeData?
    var boundingBox: MDLAxisAlignedBoundingBox { get }
    @NSCopying var vertexDescriptor: MDLVertexDescriptor
    var vertexCount: Int
    var vertexBuffers: [MDLMeshBuffer] { get }
    @NSCopying var submeshes: NSMutableArray?
    var allocator: MDLMeshBufferAllocator { get }
    func generateAmbientOcclusionTexture(withSize textureSize: vector_int2, raysPerSample raysPerSample: Int, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool
    func generateAmbientOcclusionTexture(withQuality bakeQuality: Float, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool
    func generateAmbientOcclusionVertexColors(withRaysPerSample raysPerSample: Int, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String) -> Bool
    func generateAmbientOcclusionVertexColors(withQuality bakeQuality: Float, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String) -> Bool
    func generateLightMapTexture(withTextureSize textureSize: vector_int2, lightsToConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool
    func generateLightMapTexture(withQuality bakeQuality: Float, lightsToConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool
    func generateLightMapVertexColorsWithLights(toConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String) -> Bool
    init(boxWithExtent extent: vector_float3, segments segments: vector_uint3, inwardNormals inwardNormals: Bool, geometryType geometryType: MDLGeometryType, allocator allocator: MDLMeshBufferAllocator?)
    init(sphereWithExtent extent: vector_float3, segments segments: vector_uint2, inwardNormals inwardNormals: Bool, geometryType geometryType: MDLGeometryType, allocator allocator: MDLMeshBufferAllocator?)
    init(hemisphereWithExtent extent: vector_float3, segments segments: vector_uint2, inwardNormals inwardNormals: Bool, cap cap: Bool, geometryType geometryType: MDLGeometryType, allocator allocator: MDLMeshBufferAllocator?)
    init(cylinderWithExtent extent: vector_float3, segments segments: vector_uint2, inwardNormals inwardNormals: Bool, topCap topCap: Bool, bottomCap bottomCap: Bool, geometryType geometryType: MDLGeometryType, allocator allocator: MDLMeshBufferAllocator?)
    init(capsuleWithExtent extent: vector_float3, cylinderSegments segments: vector_uint2, hemisphereSegments hemisphereSegments: Int32, inwardNormals inwardNormals: Bool, geometryType geometryType: MDLGeometryType, allocator allocator: MDLMeshBufferAllocator?)
    init(coneWithExtent extent: vector_float3, segments segments: vector_uint2, inwardNormals inwardNormals: Bool, cap cap: Bool, geometryType geometryType: MDLGeometryType, allocator allocator: MDLMeshBufferAllocator?)
    init(planeWithExtent extent: vector_float3, segments segments: vector_uint2, geometryType geometryType: MDLGeometryType, allocator allocator: MDLMeshBufferAllocator?)
    init(icosahedronWithExtent extent: vector_float3, inwardNormals inwardNormals: Bool, geometryType geometryType: MDLGeometryType, allocator allocator: MDLMeshBufferAllocator?)
    init(meshBySubdividingMesh mesh: MDLMesh, submeshIndex submeshIndex: Int32, subdivisionLevels subdivisionLevels: UInt32, allocator allocator: MDLMeshBufferAllocator?)
    class func newBox(withDimensions dimensions: vector_float3, segments segments: vector_uint3, geometryType geometryType: MDLGeometryType, inwardNormals inwardNormals: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self
    class func newEllipsoid(withRadii radii: vector_float3, radialSegments radialSegments: Int, verticalSegments verticalSegments: Int, geometryType geometryType: MDLGeometryType, inwardNormals inwardNormals: Bool, hemisphere hemisphere: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self
    class func newCylinder(withHeight height: Float, radii radii: vector_float2, radialSegments radialSegments: Int, verticalSegments verticalSegments: Int, geometryType geometryType: MDLGeometryType, inwardNormals inwardNormals: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self
    class func newEllipticalCone(withHeight height: Float, radii radii: vector_float2, radialSegments radialSegments: Int, verticalSegments verticalSegments: Int, geometryType geometryType: MDLGeometryType, inwardNormals inwardNormals: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self
    class func newPlane(withDimensions dimensions: vector_float2, segments segments: vector_uint2, geometryType geometryType: MDLGeometryType, allocator allocator: MDLMeshBufferAllocator?) -> Self
    class func newIcosahedron(withRadius radius: Float, inwardNormals inwardNormals: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self
    class func newSubdividedMesh(_ mesh: MDLMesh, submeshIndex submeshIndex: Int, subdivisionLevels subdivisionLevels: Int) -> Self?
    func addAttribute(withName name: String, format format: MDLVertexFormat)
    func addAttribute(withName name: String, format format: MDLVertexFormat, type type: String, data data: Data, stride stride: Int)
    func addAttribute(withName name: String, format format: MDLVertexFormat, type type: String, data data: Data, stride stride: Int, time time: TimeInterval)
    func addNormals(withAttributeNamed attributeName: String?, creaseThreshold creaseThreshold: Float)
    func addTangentBasis(forTextureCoordinateAttributeNamed textureCoordinateAttributeName: String, tangentAttributeNamed tangentAttributeNamed: String, bitangentAttributeNamed bitangentAttributeName: String?)
    func addTangentBasis(forTextureCoordinateAttributeNamed textureCoordinateAttributeName: String, normalAttributeNamed normalAttributeNamed: String, tangentAttributeNamed tangentAttributeNamed: String)
    func addUnwrappedTextureCoordinates(forAttributeNamed textureCoordinateAttributeName: String)
    func makeVerticesUnique()
    func replaceAttributeNamed(_ name: String, with newData: MDLVertexAttributeData)
    func updateAttributeNamed(_ name: String, with newData: MDLVertexAttributeData)
    func removeAttributeNamed(_ name: String)
}
extension MDLMesh {
    func addAttribute(withName name: String, format format: MDLVertexFormat)
    func addAttribute(withName name: String, format format: MDLVertexFormat, type type: String, data data: Data, stride stride: Int)
    func addAttribute(withName name: String, format format: MDLVertexFormat, type type: String, data data: Data, stride stride: Int, time time: TimeInterval)
    func addNormals(withAttributeNamed attributeName: String?, creaseThreshold creaseThreshold: Float)
    func addTangentBasis(forTextureCoordinateAttributeNamed textureCoordinateAttributeName: String, tangentAttributeNamed tangentAttributeNamed: String, bitangentAttributeNamed bitangentAttributeName: String?)
    func addTangentBasis(forTextureCoordinateAttributeNamed textureCoordinateAttributeName: String, normalAttributeNamed normalAttributeNamed: String, tangentAttributeNamed tangentAttributeNamed: String)
    func addUnwrappedTextureCoordinates(forAttributeNamed textureCoordinateAttributeName: String)
    func makeVerticesUnique()
    func replaceAttributeNamed(_ name: String, with newData: MDLVertexAttributeData)
    func updateAttributeNamed(_ name: String, with newData: MDLVertexAttributeData)
    func removeAttributeNamed(_ name: String)
}
extension MDLMesh {
    init(boxWithExtent extent: vector_float3, segments segments: vector_uint3, inwardNormals inwardNormals: Bool, geometryType geometryType: MDLGeometryType, allocator allocator: MDLMeshBufferAllocator?)
    init(sphereWithExtent extent: vector_float3, segments segments: vector_uint2, inwardNormals inwardNormals: Bool, geometryType geometryType: MDLGeometryType, allocator allocator: MDLMeshBufferAllocator?)
    init(hemisphereWithExtent extent: vector_float3, segments segments: vector_uint2, inwardNormals inwardNormals: Bool, cap cap: Bool, geometryType geometryType: MDLGeometryType, allocator allocator: MDLMeshBufferAllocator?)
    init(cylinderWithExtent extent: vector_float3, segments segments: vector_uint2, inwardNormals inwardNormals: Bool, topCap topCap: Bool, bottomCap bottomCap: Bool, geometryType geometryType: MDLGeometryType, allocator allocator: MDLMeshBufferAllocator?)
    init(capsuleWithExtent extent: vector_float3, cylinderSegments segments: vector_uint2, hemisphereSegments hemisphereSegments: Int32, inwardNormals inwardNormals: Bool, geometryType geometryType: MDLGeometryType, allocator allocator: MDLMeshBufferAllocator?)
    init(coneWithExtent extent: vector_float3, segments segments: vector_uint2, inwardNormals inwardNormals: Bool, cap cap: Bool, geometryType geometryType: MDLGeometryType, allocator allocator: MDLMeshBufferAllocator?)
    init(planeWithExtent extent: vector_float3, segments segments: vector_uint2, geometryType geometryType: MDLGeometryType, allocator allocator: MDLMeshBufferAllocator?)
    init(icosahedronWithExtent extent: vector_float3, inwardNormals inwardNormals: Bool, geometryType geometryType: MDLGeometryType, allocator allocator: MDLMeshBufferAllocator?)
    init(meshBySubdividingMesh mesh: MDLMesh, submeshIndex submeshIndex: Int32, subdivisionLevels subdivisionLevels: UInt32, allocator allocator: MDLMeshBufferAllocator?)
    class func newBox(withDimensions dimensions: vector_float3, segments segments: vector_uint3, geometryType geometryType: MDLGeometryType, inwardNormals inwardNormals: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self
    class func newEllipsoid(withRadii radii: vector_float3, radialSegments radialSegments: Int, verticalSegments verticalSegments: Int, geometryType geometryType: MDLGeometryType, inwardNormals inwardNormals: Bool, hemisphere hemisphere: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self
    class func newCylinder(withHeight height: Float, radii radii: vector_float2, radialSegments radialSegments: Int, verticalSegments verticalSegments: Int, geometryType geometryType: MDLGeometryType, inwardNormals inwardNormals: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self
    class func newEllipticalCone(withHeight height: Float, radii radii: vector_float2, radialSegments radialSegments: Int, verticalSegments verticalSegments: Int, geometryType geometryType: MDLGeometryType, inwardNormals inwardNormals: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self
    class func newPlane(withDimensions dimensions: vector_float2, segments segments: vector_uint2, geometryType geometryType: MDLGeometryType, allocator allocator: MDLMeshBufferAllocator?) -> Self
    class func newIcosahedron(withRadius radius: Float, inwardNormals inwardNormals: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self
    class func newSubdividedMesh(_ mesh: MDLMesh, submeshIndex submeshIndex: Int, subdivisionLevels subdivisionLevels: Int) -> Self?
}
extension MDLMesh {
    func generateAmbientOcclusionTexture(withSize textureSize: vector_int2, raysPerSample raysPerSample: Int, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool
    func generateAmbientOcclusionTexture(withQuality bakeQuality: Float, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool
    func generateAmbientOcclusionVertexColors(withRaysPerSample raysPerSample: Int, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String) -> Bool
    func generateAmbientOcclusionVertexColors(withQuality bakeQuality: Float, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String) -> Bool
    func generateLightMapTexture(withTextureSize textureSize: vector_int2, lightsToConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool
    func generateLightMapTexture(withQuality bakeQuality: Float, lightsToConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool
    func generateLightMapVertexColorsWithLights(toConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String) -> Bool
}
extension MDLMesh {
    convenience init(scnGeometry scnGeometry: SCNGeometry)
    class func withSCNGeometry(_ scnGeometry: SCNGeometry) -> Self
    convenience init(scnGeometry scnGeometry: SCNGeometry, bufferAllocator bufferAllocator: MDLMeshBufferAllocator?)
    class func withSCNGeometry(_ scnGeometry: SCNGeometry, bufferAllocator bufferAllocator: MDLMeshBufferAllocator?) -> Self
}

func addAttributeWithName(_ name: String, format format: MDLVertexFormat)

func addAttribute(withName name: String, format format: MDLVertexFormat)

func addNormalsWithAttributeNamed(_ attributeName: String?, creaseThreshold creaseThreshold: Float)

func addNormals(withAttributeNamed attributeName: String?, creaseThreshold creaseThreshold: Float)

func addTangentBasisForTextureCoordinateAttributeNamed(_ textureCoordinateAttributeName: String, normalAttributeNamed normalAttributeName: String, tangentAttributeNamed tangentAttributeName: String)

func addTangentBasis(forTextureCoordinateAttributeNamed textureCoordinateAttributeName: String, normalAttributeNamed normalAttributeNamed: String, tangentAttributeNamed tangentAttributeNamed: String)

func addTangentBasisForTextureCoordinateAttributeNamed(_ textureCoordinateAttributeName: String, tangentAttributeNamed tangentAttributeName: String, bitangentAttributeNamed bitangentAttributeName: String?)

func addTangentBasis(forTextureCoordinateAttributeNamed textureCoordinateAttributeName: String, tangentAttributeNamed tangentAttributeNamed: String, bitangentAttributeNamed bitangentAttributeName: String?)

func generateAmbientOcclusionTextureWithQuality(_ bakeQuality: Float, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool

func generateAmbientOcclusionTexture(withQuality bakeQuality: Float, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool

func generateAmbientOcclusionTextureWithSize(_ textureSize: vector_int2, raysPerSample raysPerSample: Int, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool

func generateAmbientOcclusionTexture(withSize textureSize: vector_int2, raysPerSample raysPerSample: Int, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool

func generateAmbientOcclusionVertexColorsWithQuality(_ bakeQuality: Float, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String) -> Bool

func generateAmbientOcclusionVertexColors(withQuality bakeQuality: Float, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String) -> Bool

func generateAmbientOcclusionVertexColorsWithRaysPerSample(_ raysPerSample: Int, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String) -> Bool

func generateAmbientOcclusionVertexColors(withRaysPerSample raysPerSample: Int, attenuationFactor attenuationFactor: Float, objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String) -> Bool

func generateLightMapTextureWithQuality(_ bakeQuality: Float, lightsToConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool

func generateLightMapTexture(withQuality bakeQuality: Float, lightsToConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool

func generateLightMapTextureWithTextureSize(_ textureSize: vector_int2, lightsToConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool

func generateLightMapTexture(withTextureSize textureSize: vector_int2, lightsToConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String, materialPropertyNamed materialPropertyName: String) -> Bool

func generateLightMapVertexColorsWithLightsToConsider(_ lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String) -> Bool

func generateLightMapVertexColorsWithLights(toConsider lightsToConsider: [MDLLight], objectsToConsider objectsToConsider: [MDLObject], vertexAttributeNamed vertexAttributeName: String) -> Bool

class func newCylinderWithHeight(_ height: Float, radii radii: vector_float2, radialSegments radialSegments: Int, verticalSegments verticalSegments: Int, geometryType geometryType: MDLGeometryType, inwardNormals inwardNormals: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self

class func newCylinder(withHeight height: Float, radii radii: vector_float2, radialSegments radialSegments: Int, verticalSegments verticalSegments: Int, geometryType geometryType: MDLGeometryType, inwardNormals inwardNormals: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self

class func newEllipsoidWithRadii(_ radii: vector_float3, radialSegments radialSegments: Int, verticalSegments verticalSegments: Int, geometryType geometryType: MDLGeometryType, inwardNormals inwardNormals: Bool, hemisphere hemisphere: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self

class func newEllipsoid(withRadii radii: vector_float3, radialSegments radialSegments: Int, verticalSegments verticalSegments: Int, geometryType geometryType: MDLGeometryType, inwardNormals inwardNormals: Bool, hemisphere hemisphere: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self

class func newEllipticalConeWithHeight(_ height: Float, radii radii: vector_float2, radialSegments radialSegments: Int, verticalSegments verticalSegments: Int, geometryType geometryType: MDLGeometryType, inwardNormals inwardNormals: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self

class func newEllipticalCone(withHeight height: Float, radii radii: vector_float2, radialSegments radialSegments: Int, verticalSegments verticalSegments: Int, geometryType geometryType: MDLGeometryType, inwardNormals inwardNormals: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self

class func newIcosahedronWithRadius(_ radius: Float, inwardNormals inwardNormals: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self

class func newIcosahedron(withRadius radius: Float, inwardNormals inwardNormals: Bool, allocator allocator: MDLMeshBufferAllocator?) -> Self

var submeshes: NSMutableArray { get }

@NSCopying var submeshes: NSMutableArray?

func vertexAttributeDataForAttributeNamed(_ name: String) -> MDLVertexAttributeData?

func vertexAttributeData(forAttributeNamed name: String) -> MDLVertexAttributeData?

var vertexCount: Int { get }

var vertexCount: Int

protocol MDLMeshBuffer : NSObjectProtocol, NSCopying {
    func fillData(_ data: NSData, offset offset: Int)
    func map() -> MDLMeshBufferMap
    var length: Int { get }
    var allocator: MDLMeshBufferAllocator { get }
    var type: MDLMeshBufferType { get }
}

protocol MDLMeshBuffer : NSObjectProtocol, NSCopying {
    func fill(_ data: Data, offset offset: Int)
    func map() -> MDLMeshBufferMap
    var length: Int { get }
    var allocator: MDLMeshBufferAllocator { get }
    var type: MDLMeshBufferType { get }
}

func fillData(_ data: NSData, offset offset: Int)

func fill(_ data: Data, offset offset: Int)

protocol MDLMeshBufferAllocator : NSObjectProtocol {
    func newZone(_ capacity: Int) -> MDLMeshBufferZone
    func newZoneForBuffersWithSize(_ sizes: [NSNumber], andType types: [NSNumber]) -> MDLMeshBufferZone
    func newBuffer(_ length: Int, type type: MDLMeshBufferType) -> MDLMeshBuffer
    func newBufferWithData(_ data: NSData, type type: MDLMeshBufferType) -> MDLMeshBuffer
    func newBufferFromZone(_ zone: MDLMeshBufferZone?, length length: Int, type type: MDLMeshBufferType) -> MDLMeshBuffer?
    func newBufferFromZone(_ zone: MDLMeshBufferZone?, data data: NSData, type type: MDLMeshBufferType) -> MDLMeshBuffer?
}

protocol MDLMeshBufferAllocator : NSObjectProtocol {
    func newZone(_ capacity: Int) -> MDLMeshBufferZone
    func newZoneForBuffers(withSize sizes: [NSNumber], andType types: [NSNumber]) -> MDLMeshBufferZone
    func newBuffer(_ length: Int, type type: MDLMeshBufferType) -> MDLMeshBuffer
    func newBuffer(with data: Data, type type: MDLMeshBufferType) -> MDLMeshBuffer
    func newBuffer(from zone: MDLMeshBufferZone?, length length: Int, type type: MDLMeshBufferType) -> MDLMeshBuffer?
    func newBuffer(from zone: MDLMeshBufferZone?, data data: Data, type type: MDLMeshBufferType) -> MDLMeshBuffer?
}

func newBufferFromZone(_ zone: MDLMeshBufferZone?, data data: NSData, type type: MDLMeshBufferType) -> MDLMeshBuffer?

func newBuffer(from zone: MDLMeshBufferZone?, data data: Data, type type: MDLMeshBufferType) -> MDLMeshBuffer?

func newBufferFromZone(_ zone: MDLMeshBufferZone?, length length: Int, type type: MDLMeshBufferType) -> MDLMeshBuffer?

func newBuffer(from zone: MDLMeshBufferZone?, length length: Int, type type: MDLMeshBufferType) -> MDLMeshBuffer?

func newBufferWithData(_ data: NSData, type type: MDLMeshBufferType) -> MDLMeshBuffer

func newBuffer(with data: Data, type type: MDLMeshBufferType) -> MDLMeshBuffer

func newZoneForBuffersWithSize(_ sizes: [NSNumber], andType types: [NSNumber]) -> MDLMeshBufferZone

func newZoneForBuffers(withSize sizes: [NSNumber], andType types: [NSNumber]) -> MDLMeshBufferZone

class MDLMeshBufferData : NSObject, MDLMeshBuffer {
    init(type type: MDLMeshBufferType, length length: Int)
    init(type type: MDLMeshBufferType, data data: NSData?)
    var data: NSData { get }
}

class MDLMeshBufferData : NSObject, MDLMeshBuffer {
    init(type type: MDLMeshBufferType, length length: Int)
    init(type type: MDLMeshBufferType, data data: Data?)
    var data: Data { get }
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLMeshBufferData : CVarArg {
}
extension MDLMeshBufferData : Equatable, Hashable {
    var hashValue: Int { get }
}

var data: NSData { get }

var data: Data { get }

init(type type: MDLMeshBufferType, data data: NSData?)

init(type type: MDLMeshBufferType, data data: Data?)

class MDLMeshBufferDataAllocator : NSObject, MDLMeshBufferAllocator {
}

class MDLMeshBufferDataAllocator : NSObject, MDLMeshBufferAllocator {
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLMeshBufferDataAllocator : CVarArg {
}
extension MDLMeshBufferDataAllocator : Equatable, Hashable {
    var hashValue: Int { get }
}

class MDLMeshBufferMap : NSObject {
    init(bytes bytes: UnsafeMutablePointer<Void>, deallocator deallocator: (() -> Void)?)
    var bytes: UnsafeMutablePointer<Void> { get }
}

class MDLMeshBufferMap : NSObject {
    init(bytes bytes: UnsafeMutableRawPointer, deallocator deallocator: (@escaping () -> Swift.Void)? = nil)
    var bytes: UnsafeMutableRawPointer { get }
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLMeshBufferMap : CVarArg {
}
extension MDLMeshBufferMap : Equatable, Hashable {
    var hashValue: Int { get }
}

var bytes: UnsafeMutablePointer<Void> { get }

var bytes: UnsafeMutableRawPointer { get }

init(bytes bytes: UnsafeMutablePointer<Void>, deallocator deallocator: (() -> Void)?)

init(bytes bytes: UnsafeMutableRawPointer, deallocator deallocator: (@escaping () -> Swift.Void)? = nil)

enum MDLMeshBufferType : UInt {
    case Vertex
    case Index
}

enum MDLMeshBufferType : UInt {
    case vertex
    case index
}

case Index

case index

case Vertex

case vertex

class MDLMeshBufferZoneDefault : NSObject, MDLMeshBufferZone {
    var capacity: Int { get }
    var allocator: MDLMeshBufferAllocator { get }
}

class MDLMeshBufferZoneDefault : NSObject, MDLMeshBufferZone {
    var capacity: Int { get }
    var allocator: MDLMeshBufferAllocator { get }
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLMeshBufferZoneDefault : CVarArg {
}
extension MDLMeshBufferZoneDefault : Equatable, Hashable {
    var hashValue: Int { get }
}

class MDLNormalMapTexture : MDLTexture {
    init(byGeneratingNormalMapWithTexture sourceTexture: MDLTexture, name name: String?, smoothness smoothness: Float, contrast contrast: Float)
}

class MDLNormalMapTexture : MDLTexture {
    init(byGeneratingNormalMapWith sourceTexture: MDLTexture, name name: String?, smoothness smoothness: Float, contrast contrast: Float)
}

init(byGeneratingNormalMapWithTexture sourceTexture: MDLTexture, name name: String?, smoothness smoothness: Float, contrast contrast: Float)

init(byGeneratingNormalMapWith sourceTexture: MDLTexture, name name: String?, smoothness smoothness: Float, contrast contrast: Float)

class MDLObject : NSObject, MDLNamed {
    func setComponent(_ component: MDLComponent, forProtocol protocol: Protocol)
    func componentConformingToProtocol(_ protocol: Protocol) -> MDLComponent?
    weak var parent: MDLObject?
    var transform: MDLTransformComponent?
    var children: MDLObjectContainerComponent
    func addChild(_ child: MDLObject)
    func boundingBoxAtTime(_ time: NSTimeInterval) -> MDLAxisAlignedBoundingBox
}
extension MDLObject {
    convenience init(SCNNode scnNode: SCNNode)
    class func objectWithSCNNode(_ scnNode: SCNNode) -> Self
}

class MDLObject : NSObject, MDLNamed {
    func setComponent(_ component: MDLComponent, for protocol: Protocol)
    func componentConforming(to protocol: Protocol) -> MDLComponent?
    weak var parent: MDLObject?
    var instance: MDLObject?
    var path: String { get }
    func atPath(_ path: String) -> MDLObject
    var transform: MDLTransformComponent?
    var children: MDLObjectContainerComponent
    var hidden: Bool
    func addChild(_ child: MDLObject)
    func boundingBox(atTime time: TimeInterval) -> MDLAxisAlignedBoundingBox
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLObject : CVarArg {
}
extension MDLObject : Equatable, Hashable {
    var hashValue: Int { get }
}
extension MDLObject {
    convenience init(scnNode scnNode: SCNNode)
    class func withSCNNode(_ scnNode: SCNNode) -> Self
    convenience init(scnNode scnNode: SCNNode, bufferAllocator bufferAllocator: MDLMeshBufferAllocator?)
    class func withSCNNode(_ scnNode: SCNNode, bufferAllocator bufferAllocator: MDLMeshBufferAllocator?) -> Self
}

func boundingBoxAtTime(_ time: NSTimeInterval) -> MDLAxisAlignedBoundingBox

func boundingBox(atTime time: TimeInterval) -> MDLAxisAlignedBoundingBox

func componentConformingToProtocol(_ protocol: Protocol) -> MDLComponent?

func componentConforming(to protocol: Protocol) -> MDLComponent?

func setComponent(_ component: MDLComponent, forProtocol protocol: Protocol)

func setComponent(_ component: MDLComponent, for protocol: Protocol)

class MDLObjectContainer : NSObject, MDLObjectContainerComponent {
}

class MDLObjectContainer : NSObject, MDLObjectContainerComponent {
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLObjectContainer : CVarArg {
}
extension MDLObjectContainer : Equatable, Hashable {
    var hashValue: Int { get }
}

protocol MDLObjectContainerComponent : MDLComponent, NSFastEnumeration {
    func addObject(_ object: MDLObject)
    func removeObject(_ object: MDLObject)
    var objects: [MDLObject] { get }
}

protocol MDLObjectContainerComponent : MDLComponent, NSFastEnumeration {
    func add(_ object: MDLObject)
    func remove(_ object: MDLObject)
    var objects: [MDLObject] { get }
}

func addObject(_ object: MDLObject)

func add(_ object: MDLObject)

func removeObject(_ object: MDLObject)

func remove(_ object: MDLObject)

class MDLPhotometricLight : MDLPhysicallyPlausibleLight {
    init?(IESProfile URL: NSURL)
    func generateSphericalHarmonicsFromLight(_ sphericalHarmonicsLevel: Int)
    func generateCubemapFromLight(_ textureSize: Int)
    var lightCubeMap: MDLTexture? { get }
    var sphericalHarmonicsLevel: Int { get }
    @NSCopying var sphericalHarmonicsCoefficients: NSData? { get }
}

class MDLPhotometricLight : MDLPhysicallyPlausibleLight {
    init?(iesProfile URL: URL)
    func generateSphericalHarmonics(fromLight sphericalHarmonicsLevel: Int)
    func generateCubemap(fromLight textureSize: Int)
    var lightCubeMap: MDLTexture? { get }
    var sphericalHarmonicsLevel: Int { get }
    var sphericalHarmonicsCoefficients: Data? { get }
}

func generateCubemapFromLight(_ textureSize: Int)

func generateCubemap(fromLight textureSize: Int)

func generateSphericalHarmonicsFromLight(_ sphericalHarmonicsLevel: Int)

func generateSphericalHarmonics(fromLight sphericalHarmonicsLevel: Int)

init?(IESProfile URL: NSURL)

init?(iesProfile URL: URL)

@NSCopying var sphericalHarmonicsCoefficients: NSData? { get }

var sphericalHarmonicsCoefficients: Data? { get }

class MDLScatteringFunction : NSObject, MDLNamed {
    var name: String
    var baseColor: MDLMaterialProperty { get }
    var emission: MDLMaterialProperty { get }
    var specular: MDLMaterialProperty { get }
    var materialIndexOfRefraction: MDLMaterialProperty { get }
    var interfaceIndexOfRefraction: MDLMaterialProperty { get }
    var normal: MDLMaterialProperty { get }
    var ambientOcclusion: MDLMaterialProperty { get }
    var ambientOcclusionScale: MDLMaterialProperty { get }
}

class MDLScatteringFunction : NSObject, MDLNamed {
    var name: String
    var baseColor: MDLMaterialProperty { get }
    var emission: MDLMaterialProperty { get }
    var specular: MDLMaterialProperty { get }
    var materialIndexOfRefraction: MDLMaterialProperty { get }
    var interfaceIndexOfRefraction: MDLMaterialProperty { get }
    var normal: MDLMaterialProperty { get }
    var ambientOcclusion: MDLMaterialProperty { get }
    var ambientOcclusionScale: MDLMaterialProperty { get }
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLScatteringFunction : CVarArg {
}
extension MDLScatteringFunction : Equatable, Hashable {
    var hashValue: Int { get }
}

class MDLSkyCubeTexture : MDLTexture {
    init(name name: String?, channelEncoding channelEncoding: MDLTextureChannelEncoding, textureDimensions textureDimensions: vector_int2, turbidity turbidity: Float, sunElevation sunElevation: Float, upperAtmosphereScattering upperAtmosphereScattering: Float, groundAlbedo groundAlbedo: Float)
    func updateTexture()
    var turbidity: Float
    var sunElevation: Float
    var upperAtmosphereScattering: Float
    var groundAlbedo: Float
    var horizonElevation: Float
    var groundColor: CGColor?
    var gamma: Float
    var exposure: Float
    var brightness: Float
    var contrast: Float
    var saturation: Float
    var highDynamicRangeCompression: vector_float2
}

class MDLSkyCubeTexture : MDLTexture {
    init(name name: String?, channelEncoding channelEncoding: MDLTextureChannelEncoding, textureDimensions textureDimensions: vector_int2, turbidity turbidity: Float, sunElevation sunElevation: Float, upperAtmosphereScattering upperAtmosphereScattering: Float, groundAlbedo groundAlbedo: Float)
    func update()
    var turbidity: Float
    var sunElevation: Float
    var upperAtmosphereScattering: Float
    var groundAlbedo: Float
    var horizonElevation: Float
    var groundColor: CGColor?
    var gamma: Float
    var exposure: Float
    var brightness: Float
    var contrast: Float
    var saturation: Float
    var highDynamicRangeCompression: vector_float2
}

func updateTexture()

func update()

class MDLSubmesh : NSObject, MDLNamed {
    init(name name: String, indexBuffer indexBuffer: MDLMeshBuffer, indexCount indexCount: Int, indexType indexType: MDLIndexBitDepth, geometryType geometryType: MDLGeometryType, material material: MDLMaterial?)
    init(indexBuffer indexBuffer: MDLMeshBuffer, indexCount indexCount: Int, indexType indexType: MDLIndexBitDepth, geometryType geometryType: MDLGeometryType, material material: MDLMaterial?)
    init(name name: String, indexBuffer indexBuffer: MDLMeshBuffer, indexCount indexCount: Int, indexType indexType: MDLIndexBitDepth, geometryType geometryType: MDLGeometryType, material material: MDLMaterial?, topology topology: MDLSubmeshTopology?)
    init?(MDLSubmesh submesh: MDLSubmesh, indexType indexType: MDLIndexBitDepth, geometryType geometryType: MDLGeometryType)
    var indexBuffer: MDLMeshBuffer { get }
    var indexCount: Int { get }
    var indexType: MDLIndexBitDepth { get }
    var geometryType: MDLGeometryType { get }
    var material: MDLMaterial?
    var topology: MDLSubmeshTopology? { get }
    var name: String
}
extension MDLSubmesh {
    convenience init(SCNGeometryElement scnGeometryElement: SCNGeometryElement)
    class func submeshWithSCNGeometryElement(_ scnGeometryElement: SCNGeometryElement) -> Self
}

class MDLSubmesh : NSObject, MDLNamed {
    init(name name: String, indexBuffer indexBuffer: MDLMeshBuffer, indexCount indexCount: Int, indexType indexType: MDLIndexBitDepth, geometryType geometryType: MDLGeometryType, material material: MDLMaterial?)
    init(indexBuffer indexBuffer: MDLMeshBuffer, indexCount indexCount: Int, indexType indexType: MDLIndexBitDepth, geometryType geometryType: MDLGeometryType, material material: MDLMaterial?)
    init(name name: String, indexBuffer indexBuffer: MDLMeshBuffer, indexCount indexCount: Int, indexType indexType: MDLIndexBitDepth, geometryType geometryType: MDLGeometryType, material material: MDLMaterial?, topology topology: MDLSubmeshTopology?)
    init?(mdlSubmesh submesh: MDLSubmesh, indexType indexType: MDLIndexBitDepth, geometryType geometryType: MDLGeometryType)
    var indexBuffer: MDLMeshBuffer { get }
    func indexBuffer(asIndexType indexType: MDLIndexBitDepth) -> MDLMeshBuffer
    var indexCount: Int { get }
    var indexType: MDLIndexBitDepth { get }
    var geometryType: MDLGeometryType { get }
    var material: MDLMaterial?
    var topology: MDLSubmeshTopology? { get }
    var name: String
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLSubmesh : CVarArg {
}
extension MDLSubmesh : Equatable, Hashable {
    var hashValue: Int { get }
}
extension MDLSubmesh {
    convenience init(scnGeometryElement scnGeometryElement: SCNGeometryElement)
    class func withSCNGeometryElement(_ scnGeometryElement: SCNGeometryElement) -> Self
    convenience init(scnGeometryElement scnGeometryElement: SCNGeometryElement, bufferAllocator bufferAllocator: MDLMeshBufferAllocator?)
    class func withSCNGeometryElement(_ scnGeometryElement: SCNGeometryElement, bufferAllocator bufferAllocator: MDLMeshBufferAllocator?) -> Self
}

init?(MDLSubmesh submesh: MDLSubmesh, indexType indexType: MDLIndexBitDepth, geometryType geometryType: MDLGeometryType)

init?(mdlSubmesh submesh: MDLSubmesh, indexType indexType: MDLIndexBitDepth, geometryType geometryType: MDLGeometryType)

class MDLSubmeshTopology : NSObject {
    var faceTopology: MDLMeshBuffer?
    var faceCount: Int
    var vertexCreaseIndices: MDLMeshBuffer?
    var vertexCreases: MDLMeshBuffer?
    var vertexCreaseCount: Int
    var edgeCreaseIndices: MDLMeshBuffer?
    var edgeCreases: MDLMeshBuffer?
    var edgeCreaseCount: Int
    var holes: MDLMeshBuffer?
    var holeCount: Int
}

class MDLSubmeshTopology : NSObject {
    var faceTopology: MDLMeshBuffer?
    var faceCount: Int
    var vertexCreaseIndices: MDLMeshBuffer?
    var vertexCreases: MDLMeshBuffer?
    var vertexCreaseCount: Int
    var edgeCreaseIndices: MDLMeshBuffer?
    var edgeCreases: MDLMeshBuffer?
    var edgeCreaseCount: Int
    var holes: MDLMeshBuffer?
    var holeCount: Int
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLSubmeshTopology : CVarArg {
}
extension MDLSubmeshTopology : Equatable, Hashable {
    var hashValue: Int { get }
}

class MDLTexture : NSObject, MDLNamed {
    convenience init?(named name: String)
    class func textureNamed(_ name: String) -> Self?
    convenience init?(named name: String, bundle bundleOrNil: NSBundle?)
    class func textureNamed(_ name: String, bundle bundleOrNil: NSBundle?) -> Self?
    convenience init?(cubeWithImagesNamed names: [String])
    class func textureCubeWithImagesNamed(_ names: [String]) -> Self?
    convenience init?(cubeWithImagesNamed names: [String], bundle bundleOrNil: NSBundle?)
    class func textureCubeWithImagesNamed(_ names: [String], bundle bundleOrNil: NSBundle?) -> Self?
    class func irradianceTextureCubeWithTexture(_ texture: MDLTexture, name name: String?, dimensions dimensions: vector_int2) -> Self
    class func irradianceTextureCubeWithTexture(_ texture: MDLTexture, name name: String?, dimensions dimensions: vector_int2, roughness roughness: Float) -> Self
    init(data pixelData: NSData?, topLeftOrigin topLeftOrigin: Bool, name name: String?, dimensions dimensions: vector_int2, rowStride rowStride: Int, channelCount channelCount: Int, channelEncoding channelEncoding: MDLTextureChannelEncoding, isCube isCube: Bool)
    func writeToURL(_ URL: NSURL) -> Bool
    func writeToURL(_ nsurl: NSURL, type type: CFString) -> Bool
    func imageFromTexture() -> Unmanaged<CGImage>?
    func texelDataWithTopLeftOrigin() -> NSData?
    func texelDataWithBottomLeftOrigin() -> NSData?
    func texelDataWithTopLeftOriginAtMipLevel(_ level: Int, create create: Bool) -> NSData?
    func texelDataWithBottomLeftOriginAtMipLevel(_ level: Int, create create: Bool) -> NSData?
    var dimensions: vector_int2 { get }
    var rowStride: Int { get }
    var channelCount: Int { get }
    var mipLevelCount: Int { get }
    var channelEncoding: MDLTextureChannelEncoding { get }
    var isCube: Bool
}

class MDLTexture : NSObject, MDLNamed {
    init()
    convenience init?(named name: String)
    class func textureNamed(_ name: String) -> Self?
    convenience init?(named name: String, bundle bundleOrNil: Bundle?)
    class func textureNamed(_ name: String, bundle bundleOrNil: Bundle?) -> Self?
    convenience init?(cubeWithImagesNamed names: [String])
    class func textureCube(withImagesNamed names: [String]) -> Self?
    convenience init?(cubeWithImagesNamed names: [String], bundle bundleOrNil: Bundle?)
    class func textureCube(withImagesNamed names: [String], bundle bundleOrNil: Bundle?) -> Self?
    class func irradianceTextureCube(with texture: MDLTexture, name name: String?, dimensions dimensions: vector_int2) -> Self
    class func irradianceTextureCube(with texture: MDLTexture, name name: String?, dimensions dimensions: vector_int2, roughness roughness: Float) -> Self
    init(data pixelData: Data?, topLeftOrigin topLeftOrigin: Bool, name name: String?, dimensions dimensions: vector_int2, rowStride rowStride: Int, channelCount channelCount: Int, channelEncoding channelEncoding: MDLTextureChannelEncoding, isCube isCube: Bool)
    func write(to URL: URL) -> Bool
    func write(to nsurl: URL, type type: CFString) -> Bool
    func imageFromTexture() -> Unmanaged<CGImage>?
    func texelDataWithTopLeftOrigin() -> Data?
    func texelDataWithBottomLeftOrigin() -> Data?
    func texelDataWithTopLeftOrigin(atMipLevel level: Int, create create: Bool) -> Data?
    func texelDataWithBottomLeftOrigin(atMipLevel level: Int, create create: Bool) -> Data?
    var dimensions: vector_int2 { get }
    var rowStride: Int { get }
    var channelCount: Int { get }
    var mipLevelCount: Int { get }
    var channelEncoding: MDLTextureChannelEncoding { get }
    var isCube: Bool
    var hasAlphaValues: Bool
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLTexture : CVarArg {
}
extension MDLTexture : Equatable, Hashable {
    var hashValue: Int { get }
}

convenience init?(cubeWithImagesNamed names: [String], bundle bundleOrNil: NSBundle?)

convenience init?(cubeWithImagesNamed names: [String], bundle bundleOrNil: Bundle?)

init(data pixelData: NSData?, topLeftOrigin topLeftOrigin: Bool, name name: String?, dimensions dimensions: vector_int2, rowStride rowStride: Int, channelCount channelCount: Int, channelEncoding channelEncoding: MDLTextureChannelEncoding, isCube isCube: Bool)

init(data pixelData: Data?, topLeftOrigin topLeftOrigin: Bool, name name: String?, dimensions dimensions: vector_int2, rowStride rowStride: Int, channelCount channelCount: Int, channelEncoding channelEncoding: MDLTextureChannelEncoding, isCube isCube: Bool)

convenience init?(named name: String, bundle bundleOrNil: NSBundle?)

convenience init?(named name: String, bundle bundleOrNil: Bundle?)

class func irradianceTextureCubeWithTexture(_ texture: MDLTexture, name name: String?, dimensions dimensions: vector_int2) -> Self

class func irradianceTextureCube(with texture: MDLTexture, name name: String?, dimensions dimensions: vector_int2) -> Self

class func irradianceTextureCubeWithTexture(_ texture: MDLTexture, name name: String?, dimensions dimensions: vector_int2, roughness roughness: Float) -> Self

class func irradianceTextureCube(with texture: MDLTexture, name name: String?, dimensions dimensions: vector_int2, roughness roughness: Float) -> Self

func texelDataWithBottomLeftOrigin() -> NSData?

func texelDataWithBottomLeftOrigin() -> Data?

func texelDataWithBottomLeftOriginAtMipLevel(_ level: Int, create create: Bool) -> NSData?

func texelDataWithBottomLeftOrigin(atMipLevel level: Int, create create: Bool) -> Data?

func texelDataWithTopLeftOrigin() -> NSData?

func texelDataWithTopLeftOrigin() -> Data?

func texelDataWithTopLeftOriginAtMipLevel(_ level: Int, create create: Bool) -> NSData?

func texelDataWithTopLeftOrigin(atMipLevel level: Int, create create: Bool) -> Data?

func writeToURL(_ URL: NSURL) -> Bool

func write(to URL: URL) -> Bool

func writeToURL(_ nsurl: NSURL, type type: CFString) -> Bool

func write(to nsurl: URL, type type: CFString) -> Bool

enum MDLTextureChannelEncoding : Int {
    case UInt8
    static var Uint8: MDLTextureChannelEncoding { get }
    case UInt16
    static var Uint16: MDLTextureChannelEncoding { get }
    case UInt24
    static var Uint24: MDLTextureChannelEncoding { get }
    case UInt32
    static var Uint32: MDLTextureChannelEncoding { get }
    case Float16
    case Float32
}

enum MDLTextureChannelEncoding : Int {
    case uInt8
    static var uint8: MDLTextureChannelEncoding { get }
    case uInt16
    static var uint16: MDLTextureChannelEncoding { get }
    case uInt24
    static var uint24: MDLTextureChannelEncoding { get }
    case uInt32
    static var uint32: MDLTextureChannelEncoding { get }
    case float16
    case float32
}

case Float16

case float16

case Float32

case float32

static var Uint16: MDLTextureChannelEncoding { get }

static var uint16: MDLTextureChannelEncoding { get }

case UInt16

case uInt16

static var Uint24: MDLTextureChannelEncoding { get }

static var uint24: MDLTextureChannelEncoding { get }

case UInt24

case uInt24

static var Uint32: MDLTextureChannelEncoding { get }

static var uint32: MDLTextureChannelEncoding { get }

case UInt32

case uInt32

static var Uint8: MDLTextureChannelEncoding { get }

static var uint8: MDLTextureChannelEncoding { get }

case UInt8

case uInt8

class MDLTextureFilter : NSObject {
    var sWrapMode: MDLMaterialTextureWrapMode
    var tWrapMode: MDLMaterialTextureWrapMode
    var rWrapMode: MDLMaterialTextureWrapMode
    var minFilter: MDLMaterialTextureFilterMode
    var magFilter: MDLMaterialTextureFilterMode
    var mipFilter: MDLMaterialMipMapFilterMode
}

class MDLTextureFilter : NSObject {
    var sWrapMode: MDLMaterialTextureWrapMode
    var tWrapMode: MDLMaterialTextureWrapMode
    var rWrapMode: MDLMaterialTextureWrapMode
    var minFilter: MDLMaterialTextureFilterMode
    var magFilter: MDLMaterialTextureFilterMode
    var mipFilter: MDLMaterialMipMapFilterMode
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLTextureFilter : CVarArg {
}
extension MDLTextureFilter : Equatable, Hashable {
    var hashValue: Int { get }
}

class MDLTextureSampler : NSObject {
    var texture: MDLTexture?
    var hardwareFilter: MDLTextureFilter?
    var transform: MDLTransform?
}

class MDLTextureSampler : NSObject {
    var texture: MDLTexture?
    var hardwareFilter: MDLTextureFilter?
    var transform: MDLTransform?
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLTextureSampler : CVarArg {
}
extension MDLTextureSampler : Equatable, Hashable {
    var hashValue: Int { get }
}

class MDLTransform : NSObject, MDLTransformComponent {
    init(identity identity: ())
    convenience init(transformComponent component: MDLTransformComponent)
    convenience init(matrix matrix: matrix_float4x4)
    func setIdentity()
    func translationAtTime(_ time: NSTimeInterval) -> vector_float3
    func rotationAtTime(_ time: NSTimeInterval) -> vector_float3
    func shearAtTime(_ time: NSTimeInterval) -> vector_float3
    func scaleAtTime(_ time: NSTimeInterval) -> vector_float3
    func setTranslation(_ translation: vector_float3, forTime time: NSTimeInterval)
    func setRotation(_ rotation: vector_float3, forTime time: NSTimeInterval)
    func setShear(_ shear: vector_float3, forTime time: NSTimeInterval)
    func setScale(_ scale: vector_float3, forTime time: NSTimeInterval)
    func rotationMatrixAtTime(_ time: NSTimeInterval) -> matrix_float4x4
    var translation: vector_float3
    var rotation: vector_float3
    var shear: vector_float3
    var scale: vector_float3
}

class MDLTransform : NSObject, NSCopying, MDLTransformComponent {
    init(identity identity: ())
    convenience init(transformComponent component: MDLTransformComponent)
    convenience init(transformComponent component: MDLTransformComponent, resetsTransform resetsTransform: Bool)
    convenience init(matrix matrix: matrix_float4x4)
    convenience init(matrix matrix: matrix_float4x4, resetsTransform resetsTransform: Bool)
    func setIdentity()
    func translation(atTime time: TimeInterval) -> vector_float3
    func rotation(atTime time: TimeInterval) -> vector_float3
    func shear(atTime time: TimeInterval) -> vector_float3
    func scale(atTime time: TimeInterval) -> vector_float3
    func setTranslation(_ translation: vector_float3, forTime time: TimeInterval)
    func setRotation(_ rotation: vector_float3, forTime time: TimeInterval)
    func setShear(_ shear: vector_float3, forTime time: TimeInterval)
    func setScale(_ scale: vector_float3, forTime time: TimeInterval)
    func rotationMatrix(atTime time: TimeInterval) -> matrix_float4x4
    var translation: vector_float3
    var rotation: vector_float3
    var shear: vector_float3
    var scale: vector_float3
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLTransform : CVarArg {
}
extension MDLTransform : Equatable, Hashable {
    var hashValue: Int { get }
}

func rotationAtTime(_ time: NSTimeInterval) -> vector_float3

func rotation(atTime time: TimeInterval) -> vector_float3

func rotationMatrixAtTime(_ time: NSTimeInterval) -> matrix_float4x4

func rotationMatrix(atTime time: TimeInterval) -> matrix_float4x4

func scaleAtTime(_ time: NSTimeInterval) -> vector_float3

func scale(atTime time: TimeInterval) -> vector_float3

func setRotation(_ rotation: vector_float3, forTime time: NSTimeInterval)

func setRotation(_ rotation: vector_float3, forTime time: TimeInterval)

func setScale(_ scale: vector_float3, forTime time: NSTimeInterval)

func setScale(_ scale: vector_float3, forTime time: TimeInterval)

func setShear(_ shear: vector_float3, forTime time: NSTimeInterval)

func setShear(_ shear: vector_float3, forTime time: TimeInterval)

func setTranslation(_ translation: vector_float3, forTime time: NSTimeInterval)

func setTranslation(_ translation: vector_float3, forTime time: TimeInterval)

func shearAtTime(_ time: NSTimeInterval) -> vector_float3

func shear(atTime time: TimeInterval) -> vector_float3

func translationAtTime(_ time: NSTimeInterval) -> vector_float3

func translation(atTime time: TimeInterval) -> vector_float3

protocol MDLTransformComponent : MDLComponent {
    var matrix: matrix_float4x4 { get set }
    var minimumTime: NSTimeInterval { get }
    var maximumTime: NSTimeInterval { get }
    optional func setLocalTransform(_ transform: matrix_float4x4, forTime time: NSTimeInterval)
    optional func setLocalTransform(_ transform: matrix_float4x4)
    optional func localTransformAtTime(_ time: NSTimeInterval) -> matrix_float4x4
    optional static func globalTransformWithObject(_ object: MDLObject, atTime time: NSTimeInterval) -> matrix_float4x4
}

protocol MDLTransformComponent : MDLComponent {
    var matrix: matrix_float4x4 { get set }
    var resetsTransform: Bool { get set }
    var minimumTime: TimeInterval { get }
    var maximumTime: TimeInterval { get }
    var keyTimes: [NSNumber] { get }
    optional func setLocalTransform(_ transform: matrix_float4x4, forTime time: TimeInterval)
    optional func setLocalTransform(_ transform: matrix_float4x4)
    optional func localTransform(atTime time: TimeInterval) -> matrix_float4x4
    optional static func globalTransform(with object: MDLObject, atTime time: TimeInterval) -> matrix_float4x4
}

optional static func globalTransformWithObject(_ object: MDLObject, atTime time: NSTimeInterval) -> matrix_float4x4

optional static func globalTransform(with object: MDLObject, atTime time: TimeInterval) -> matrix_float4x4

optional func localTransformAtTime(_ time: NSTimeInterval) -> matrix_float4x4

optional func localTransform(atTime time: TimeInterval) -> matrix_float4x4

var maximumTime: NSTimeInterval { get }

var maximumTime: TimeInterval { get }

var minimumTime: NSTimeInterval { get }

var minimumTime: TimeInterval { get }

optional func setLocalTransform(_ transform: matrix_float4x4, forTime time: NSTimeInterval)

optional func setLocalTransform(_ transform: matrix_float4x4, forTime time: TimeInterval)

class MDLURLTexture : MDLTexture {
    init(URL URL: NSURL, name name: String?)
    @NSCopying var URL: NSURL
}

class MDLURLTexture : MDLTexture {
    init(url URL: URL, name name: String?)
    var url: URL
}

init(URL URL: NSURL, name name: String?)

init(url URL: URL, name name: String?)

@NSCopying var URL: NSURL

var url: URL

class MDLVertexAttribute : NSObject, NSCopying {
    init(name name: String, format format: MDLVertexFormat, offset offset: Int, bufferIndex bufferIndex: Int)
    var name: String
    var format: MDLVertexFormat
    var offset: Int
    var bufferIndex: Int
    var initializationValue: vector_float4
}

class MDLVertexAttribute : NSObject, NSCopying {
    init(name name: String, format format: MDLVertexFormat, offset offset: Int, bufferIndex bufferIndex: Int)
    var name: String
    var format: MDLVertexFormat
    var offset: Int
    var bufferIndex: Int
    var time: TimeInterval
    var initializationValue: vector_float4
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLVertexAttribute : CVarArg {
}
extension MDLVertexAttribute : Equatable, Hashable {
    var hashValue: Int { get }
}

class MDLVertexAttributeData : NSObject {
    var map: MDLMeshBufferMap
    var dataStart: UnsafeMutablePointer<Void>
    var stride: Int
    var format: MDLVertexFormat
}

class MDLVertexAttributeData : NSObject {
    var map: MDLMeshBufferMap
    var dataStart: UnsafeMutableRawPointer
    var stride: Int
    var format: MDLVertexFormat
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLVertexAttributeData : CVarArg {
}
extension MDLVertexAttributeData : Equatable, Hashable {
    var hashValue: Int { get }
}

var dataStart: UnsafeMutablePointer<Void>

var dataStart: UnsafeMutableRawPointer

class MDLVertexBufferLayout : NSObject, NSCopying {
    var stride: Int
}

class MDLVertexBufferLayout : NSObject, NSCopying {
    init(stride stride: Int)
    var stride: Int
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLVertexBufferLayout : CVarArg {
}
extension MDLVertexBufferLayout : Equatable, Hashable {
    var hashValue: Int { get }
}

class MDLVertexDescriptor : NSObject, NSCopying {
    init(vertexDescriptor vertexDescriptor: MDLVertexDescriptor)
    func attributeNamed(_ name: String) -> MDLVertexAttribute?
    func addOrReplaceAttribute(_ attribute: MDLVertexAttribute)
    var attributes: NSMutableArray
    var layouts: NSMutableArray
    func reset()
    func setPackedStrides()
    func setPackedOffsets()
}

class MDLVertexDescriptor : NSObject, NSCopying {
    init(vertexDescriptor vertexDescriptor: MDLVertexDescriptor)
    func attributeNamed(_ name: String) -> MDLVertexAttribute?
    func addOrReplaceAttribute(_ attribute: MDLVertexAttribute)
    func removeAttributeNamed(_ name: String)
    var attributes: NSMutableArray
    var layouts: NSMutableArray
    func reset()
    func setPackedStrides()
    func setPackedOffsets()
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func performSelector(onMainThread aSelector: Selector, with arg: Any?, waitUntilDone wait: Bool)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool, modes array: [String]?)
    func perform(_ aSelector: Selector, on thr: Thread, with arg: Any?, waitUntilDone wait: Bool)
    func performSelector(inBackground aSelector: Selector, with arg: Any?)
    class func classForKeyedUnarchiver() -> AnyClass
    var classForKeyedArchiver: AnyClass? { get }
    func replacementObject(for archiver: NSKeyedArchiver) -> Any?
    class func classFallbacksForKeyedArchiver() -> [String]
    class func keyPathsForValuesAffectingValue(forKey key: String) -> Set<String>
    class func automaticallyNotifiesObservers(forKey key: String) -> Bool
    var observationInfo: UnsafeMutableRawPointer?
    func willChangeValue(forKey key: String)
    func didChangeValue(forKey key: String)
    func willChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func didChange(_ changeKind: NSKeyValueChange, valuesAt indexes: IndexSet, forKey key: String)
    func willChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func didChangeValue(forKey key: String, withSetMutation mutationKind: NSKeyValueSetMutationKind, using objects: Set<AnyHashable>)
    func addObserver(_ observer: NSObject, forKeyPath keyPath: String, options options: NSKeyValueObservingOptions = [], context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String, context context: UnsafeMutableRawPointer?)
    func removeObserver(_ observer: NSObject, forKeyPath keyPath: String)
    func observeValue(forKeyPath keyPath: String?, of object: Any?, change change: [NSKeyValueChangeKey : Any]?, context context: UnsafeMutableRawPointer?)
    class var accessInstanceVariablesDirectly: Bool { get }
    func value(forKey key: String) -> Any?
    func setValue(_ value: Any?, forKey key: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKey inKey: String) throws
    func mutableArrayValue(forKey key: String) -> NSMutableArray
    func mutableOrderedSetValue(forKey key: String) -> NSMutableOrderedSet
    func mutableSetValue(forKey key: String) -> NSMutableSet
    func value(forKeyPath keyPath: String) -> Any?
    func setValue(_ value: Any?, forKeyPath keyPath: String)
    func validateValue(_ ioValue: AutoreleasingUnsafeMutablePointer<AnyObject?>, forKeyPath inKeyPath: String) throws
    func mutableArrayValue(forKeyPath keyPath: String) -> NSMutableArray
    func mutableOrderedSetValue(forKeyPath keyPath: String) -> NSMutableOrderedSet
    func mutableSetValue(forKeyPath keyPath: String) -> NSMutableSet
    func value(forUndefinedKey key: String) -> Any?
    func setValue(_ value: Any?, forUndefinedKey key: String)
    func setNilValueForKey(_ key: String)
    func dictionaryWithValues(forKeys keys: [String]) -> [String : Any]
    func setValuesForKeys(_ keyedValues: [String : Any])
    func fileManager(_ fm: FileManager, shouldProceedAfterError errorInfo: [AnyHashable : Any]) -> Bool
    func fileManager(_ fm: FileManager, willProcessPath path: String)
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval, inModes modes: [RunLoopMode])
    func perform(_ aSelector: Selector, with anArgument: Any?, afterDelay delay: TimeInterval)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any, selector aSelector: Selector, object anArgument: Any?)
    class func cancelPreviousPerformRequests(withTarget aTarget: Any)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int, delegate delegate: Any?, didRecoverSelector didRecoverSelector: Selector?, contextInfo contextInfo: UnsafeMutableRawPointer?)
    func attemptRecovery(fromError error: Error, optionIndex recoveryOptionIndex: Int) -> Bool
    var autoContentAccessingProxy: Any { get }
    class func version() -> Int
    class func setVersion(_ aVersion: Int)
    var classForCoder: AnyClass { get }
    func awakeAfter(using aDecoder: NSCoder) -> Any?
}
extension MDLVertexDescriptor : CVarArg {
}
extension MDLVertexDescriptor : Equatable, Hashable {
    var hashValue: Int { get }
}

enum MDLVertexFormat : UInt {
    case Invalid
    case PackedBit
    case UCharBits
    case CharBits
    case UCharNormalizedBits
    case CharNormalizedBits
    case UShortBits
    case ShortBits
    case UShortNormalizedBits
    case ShortNormalizedBits
    case UIntBits
    case IntBits
    case HalfBits
    case FloatBits
    case UChar
    case UChar2
    case UChar3
    case UChar4
    case Char
    case Char2
    case Char3
    case Char4
    case UCharNormalized
    case UChar2Normalized
    case UChar3Normalized
    case UChar4Normalized
    case CharNormalized
    case Char2Normalized
    case Char3Normalized
    case Char4Normalized
    case UShort
    case UShort2
    case UShort3
    case UShort4
    case Short
    case Short2
    case Short3
    case Short4
    case UShortNormalized
    case UShort2Normalized
    case UShort3Normalized
    case UShort4Normalized
    case ShortNormalized
    case Short2Normalized
    case Short3Normalized
    case Short4Normalized
    case UInt
    case UInt2
    case UInt3
    case UInt4
    case Int
    case Int2
    case Int3
    case Int4
    case Half
    case Half2
    case Half3
    case Half4
    case Float
    case Float2
    case Float3
    case Float4
    case Int1010102Normalized
    case UInt1010102Normalized
}

enum MDLVertexFormat : UInt {
    case invalid
    case packedBit
    case uCharBits
    case charBits
    case uCharNormalizedBits
    case charNormalizedBits
    case uShortBits
    case shortBits
    case uShortNormalizedBits
    case shortNormalizedBits
    case uIntBits
    case intBits
    case halfBits
    case floatBits
    case uChar
    case uChar2
    case uChar3
    case uChar4
    case char
    case char2
    case char3
    case char4
    case uCharNormalized
    case uChar2Normalized
    case uChar3Normalized
    case uChar4Normalized
    case charNormalized
    case char2Normalized
    case char3Normalized
    case char4Normalized
    case uShort
    case uShort2
    case uShort3
    case uShort4
    case short
    case short2
    case short3
    case short4
    case uShortNormalized
    case uShort2Normalized
    case uShort3Normalized
    case uShort4Normalized
    case shortNormalized
    case short2Normalized
    case short3Normalized
    case short4Normalized
    case uInt
    case uInt2
    case uInt3
    case uInt4
    case int
    case int2
    case int3
    case int4
    case half
    case half2
    case half3
    case half4
    case float
    case float2
    case float3
    case float4
    case int1010102Normalized
    case uInt1010102Normalized
}

case Char

case char

case Char2

case char2

case Char2Normalized

case char2Normalized

case Char3

case char3

case Char3Normalized

case char3Normalized

case Char4

case char4

case Char4Normalized

case char4Normalized

case CharBits

case charBits

case CharNormalized

case charNormalized

case CharNormalizedBits

case charNormalizedBits

case Float

case float

case Float2

case float2

case Float3

case float3

case Float4

case float4

case FloatBits

case floatBits

case Half

case half

case Half2

case half2

case Half3

case half3

case Half4

case half4

case HalfBits

case halfBits

case Int

case int

case Int1010102Normalized

case int1010102Normalized

case Int2

case int2

case Int3

case int3

case Int4

case int4

case IntBits

case intBits

case Invalid

case invalid

case PackedBit

case packedBit

case Short

case short

case Short2

case short2

case Short2Normalized

case short2Normalized

case Short3

case short3

case Short3Normalized

case short3Normalized

case Short4

case short4

case Short4Normalized

case short4Normalized

case ShortBits

case shortBits

case ShortNormalized

case shortNormalized

case ShortNormalizedBits

case shortNormalizedBits

case UChar

case uChar

case UChar2

case uChar2

case UChar2Normalized

case uChar2Normalized

case UChar3

case uChar3

case UChar3Normalized

case uChar3Normalized

case UChar4

case uChar4

case UChar4Normalized

case uChar4Normalized

case UCharBits

case uCharBits

case UCharNormalized

case uCharNormalized

case UCharNormalizedBits

case uCharNormalizedBits

case UInt

case uInt

case UInt1010102Normalized

case uInt1010102Normalized

case UInt2

case uInt2

case UInt3

case uInt3

case UInt4

case uInt4

case UIntBits

case uIntBits

case UShort

case uShort

case UShort2

case uShort2

case UShort2Normalized

case uShort2Normalized

case UShort3

case uShort3

case UShort3Normalized

case uShort3Normalized

case UShort4

case uShort4

case UShort4Normalized

case uShort4Normalized

case UShortBits

case uShortBits

case UShortNormalized

case uShortNormalized

case UShortNormalizedBits

case uShortNormalizedBits

class MDLVoxelArray : NSObject {
    init(asset asset: MDLAsset, divisions divisions: Int32, interiorShells interiorShells: Int32, exteriorShells exteriorShells: Int32, patchRadius patchRadius: Float)
    init(asset asset: MDLAsset, divisions divisions: Int32, interiorNBWidth interiorNBWidth: Float, exteriorNBWidth exteriorNBWidth: Float, patchRadius patchRadius: Float)
    init(data voxelData: NSData, boundingBox boundingBox: MDLAxisAlignedBoundingBox, voxelExtent voxelExtent: Float)
    func meshUsingAllocator(_ allocator: MDLMeshBufferAllocator?) -> MDLMesh?
    func voxelExistsAtIndex(_ index: MDLVoxelIndex, allowAnyX allowAnyX: Bool, allowAnyY allowAnyY: Bool, allowAnyZ allowAnyZ: Bool, allowAnyShell allowAnyShell: Bool) -> Bool
    func setVoxelAtIndex(_ index: MDLVoxelIndex)
    func setVoxelsForMesh(_ mesh: MDLMesh, divisions divisions: Int32, interiorShells interiorShells: Int32, exteriorShells exteriorShells: Int32, patchRadius patchRadius: Float)
    func setVoxelsForMesh(_ mesh: MDLMesh, divisions divisions: Int32, interiorNBWidth interiorNBWidth: Float, exteriorNBWidth exteriorNBWidth: Float, patchRadius patchRadius: Float)
    func voxelsWithinExtent(_ extent: MDLVoxelIndexExtent) -> NSData?
    func voxelIndices() -> NSData?
    func unionWithVoxels(_ voxels: MDLVoxelArray)
    func differenceWithVoxels(_ voxels: MDLVoxelArray)
    func intersectWithVoxels(_ voxels: MDLVoxelArray)
    func indexOfSpatialLocation(_ location: vector_float3) -> MDLVoxelIndex
    func spatialLocationOfIndex(_ index: MDLVoxelIndex) -> vector_float3
    func voxelBoundingBoxAtIndex(_ index: MDLVoxelIndex) -> MDLAxisAlignedBoundingBox
    var count: Int { get }
    var voxelIndexExtent: MDLVoxelIndexExtent { get }
    var boundingBox: MDLAxisAlignedBoundingBox { get }
}

class MDLVoxelArray : MDLObject {
    init(asset asset: MDLAsset, divisions divisions: Int32, patchRadius patchRadius: Float)
    init(data voxelData: Data, boundingBox boundingBox: MDLAxisAlignedBoundingBox, voxelExtent voxelExtent: Float)
    init(asset asset: MDLAsset, divisions divisions: Int32, interiorShells interiorShells: Int32, exteriorShells exteriorShells: Int32, patchRadius patchRadius: Float)
    init(asset asset: MDLAsset, divisions divisions: Int32, interiorNBWidth interiorNBWidth: Float, exteriorNBWidth exteriorNBWidth: Float, patchRadius patchRadius: Float)
    var count: Int { get }
    var voxelIndexExtent: MDLVoxelIndexExtent { get }
    func voxelExists(atIndex index: MDLVoxelIndex, allowAnyX allowAnyX: Bool, allowAnyY allowAnyY: Bool, allowAnyZ allowAnyZ: Bool, allowAnyShell allowAnyShell: Bool) -> Bool
    func voxels(within extent: MDLVoxelIndexExtent) -> Data?
    func voxelIndices() -> Data?
    func setVoxelAtIndex(_ index: MDLVoxelIndex)
    func setVoxelsFor(_ mesh: MDLMesh, divisions divisions: Int32, patchRadius patchRadius: Float)
    func setVoxelsFor(_ mesh: MDLMesh, divisions divisions: Int32, interiorShells interiorShells: Int32, exteriorShells exteriorShells: Int32, patchRadius patchRadius: Float)
    func setVoxelsFor(_ mesh: MDLMesh, divisions divisions: Int32, interiorNBWidth interiorNBWidth: Float, exteriorNBWidth exteriorNBWidth: Float, patchRadius patchRadius: Float)
    func union(with voxels: MDLVoxelArray)
    func intersect(with voxels: MDLVoxelArray)
    func difference(with voxels: MDLVoxelArray)
    var boundingBox: MDLAxisAlignedBoundingBox { get }
    func index(ofSpatialLocation location: vector_float3) -> MDLVoxelIndex
    func spatialLocation(ofIndex index: MDLVoxelIndex) -> vector_float3
    func voxelBoundingBox(atIndex index: MDLVoxelIndex) -> MDLAxisAlignedBoundingBox
    func convertToSignedShellField()
    var isValidSignedShellField: Bool { get }
    var shellFieldInteriorThickness: Float
    var shellFieldExteriorThickness: Float
    func coarseMesh() -> MDLMesh?
    func coarseMesh(using allocator: MDLMeshBufferAllocator?) -> MDLMesh?
    func mesh(using allocator: MDLMeshBufferAllocator?) -> MDLMesh?
}

func differenceWithVoxels(_ voxels: MDLVoxelArray)

func difference(with voxels: MDLVoxelArray)

func indexOfSpatialLocation(_ location: vector_float3) -> MDLVoxelIndex

func index(ofSpatialLocation location: vector_float3) -> MDLVoxelIndex

init(data voxelData: NSData, boundingBox boundingBox: MDLAxisAlignedBoundingBox, voxelExtent voxelExtent: Float)

init(data voxelData: Data, boundingBox boundingBox: MDLAxisAlignedBoundingBox, voxelExtent voxelExtent: Float)

func intersectWithVoxels(_ voxels: MDLVoxelArray)

func intersect(with voxels: MDLVoxelArray)

func meshUsingAllocator(_ allocator: MDLMeshBufferAllocator?) -> MDLMesh?

func mesh(using allocator: MDLMeshBufferAllocator?) -> MDLMesh?

func spatialLocationOfIndex(_ index: MDLVoxelIndex) -> vector_float3

func spatialLocation(ofIndex index: MDLVoxelIndex) -> vector_float3

func unionWithVoxels(_ voxels: MDLVoxelArray)

func union(with voxels: MDLVoxelArray)

func voxelBoundingBoxAtIndex(_ index: MDLVoxelIndex) -> MDLAxisAlignedBoundingBox

func voxelBoundingBox(atIndex index: MDLVoxelIndex) -> MDLAxisAlignedBoundingBox

func voxelExistsAtIndex(_ index: MDLVoxelIndex, allowAnyX allowAnyX: Bool, allowAnyY allowAnyY: Bool, allowAnyZ allowAnyZ: Bool, allowAnyShell allowAnyShell: Bool) -> Bool

func voxelExists(atIndex index: MDLVoxelIndex, allowAnyX allowAnyX: Bool, allowAnyY allowAnyY: Bool, allowAnyZ allowAnyZ: Bool, allowAnyShell allowAnyShell: Bool) -> Bool

func voxelIndices() -> NSData?

func voxelIndices() -> Data?

func voxelsWithinExtent(_ extent: MDLVoxelIndexExtent) -> NSData?

func voxels(within extent: MDLVoxelIndexExtent) -> Data?