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ARKitに入門して🍣三昧/arsushi_with_arkit_20170721
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fromkk
July 21, 2017
Programming
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ARKitに入門して🍣三昧/arsushi_with_arkit_20170721
Presentation for iOS Creators' Meetup vol.4
fromkk
July 21, 2017
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Transcript
ARKitʹೖͯ͠!ࡾດ iOS Creators' Meetup vol.4 1
Profile Kazuya Ueoka Timers inc.ͷiOSΤϯδχΞ Twitter: @fromkk Github: fromkk Qiita:
fromkk 2
WWDC 2017Ͱൃද͞ΕͨARKit 602 Introducing ARKit: Augmented Reality for iOS 3
AR(Augmented Reality) 4 ֦ுݱ࣮ 4 Χϝϥ!ͰࡱӨͨ͠ө૾ʹ3DͷମΛஔ͢ΔࣄͰݱ࣮ ʹԾతͳମ͕͍Δ༷ʹݟ͑Δٕज़ 4
ͲΜͳࣄ͕ग़དྷΔ ͔ 4 Made with ARKit 4 Awesome ARKit 5
ͲΜͳΞϓϦʹ͍͍ͯΔ͔ 4 ήʔϜ 4 ECͷൢ 4 ڭҭɾֶशܥ and more... 6
ARKit 4 ϋΠϨϕϧͳAPI 4 iOSରԠ(A9Ҏ্) 4 SceneKit(3D), SpriteKit(2D), Metal(ΧελϜϨϯμϦ ϯά)ରԠ
4 ԿԯͷσόΠε͕ARKitʹରԠࡁΈ 7
ओཁͳػೳ 4 ϫʔϧυτϥοΩϯάʢಛΛτϥοΩϯάʣ 4 γʔϯͷཧղʢচͷஅɾͨΓఆɾ໌Δ͞ਪଌʣ 4 ϨϯμϦϯά UnityɾUnrealରԠ 8
Architecture 9
ARSession ARKitͷجຊͱͳΔΫϥε 4 func run(_ configuration: ARSessionConfiguration, options: RunOptions =
[]) 4 ఆظతʹτϥοΩϯάใΛؚΜͩ ARFrame Λ ARSessinoDelegate Ͱड͚औΔࣄ͕ग़དྷΔ 10
ARWorldTrackingSessionConfiguration ݱ࣮ੈքΛτϥοΩϯά͢ΔҝͷઃఆΫϥε 4 class var isSupported: Bool ͰτϥοΩϯάʹରԠ͠ ͍ͯΔ͔அ͢Δࣄ͕ग़དྷΔ 4
var planeDetection: PlaneDetection 4 struct PlaneDetection : OptionSet { static var horizontal: PlaneDetection } 11
ARSCNView ARΛදࣔ͢Δҝʹར༻͢ΔView 4 SCNView Λܧঝ 4 delegate: ARSCNViewDelegate Ͱ ARAnchor
͕Ճ͞Ε ͨͷ௨Λड͚औΔࣄ͕ग़དྷΔ 12
ͨΓఆ ARSCNView.hitTest(_ point: CGPoint, types: .ResultType) -> [ARHitTestResult] 13
ARHitTestResult.ResultType 4 featurePoint ࠷͍ۙಛ 4 estimatedHorizontalPlane ਪఆͷਫฏ໘ 4 existingPlane طଘͷฏ໘ΞϯΧʔ
4 existingPlaneUsingExtent طଘͷฏ໘ΞϯΧʔͷൣғΛ ར༻͢Δ 14
ͱ͜ΖͰ 15
օ͞Μ!͖Ͱ͔͢ʁ 16
Ͱ͢ΑͶʁ 17
!͕ແݶʹݱΕΔ༷ͳੈքʹಌΕ·͢ΑͶ" 18
࡞ͬͯΈ·͠ΐ͏! 19
؆୯ͳྲྀΕ 4 ARSCNView ʹ SCNScene ΛՃ͢Δ 4 ARSession ͷ run
ϝυουʹ ARWorldTrackingSessionConfiguration Ληοτ 4 scene.rootNode ʹ SCNNode ΛՃ͍ͯ͘͠ 4 ී௨ʹ UIGestureRecognizer ͕ར༻ग़དྷΔ 20
લఏ݅ 4 ΧϝϥΛར༻͢Δҝ Info.plist ʹ NSCameraUsageDescription Λهड़͓ͯ͘͠ 21
demo 22
Recap 4 ؆୯ʹݱ࣮ੈքʹण࢘Λେྔʹஔ͢Δࣄ͕ग़དྷ·ͨ͠! 4 SceneKit ͷ͕ࣝ͋Ε৭ʑग़དྷͦ͏" 4 iOS 11ͷϦϦʔεͱڞʹͲͷ༷ͳARKitରԠͷΞϓϦ͕ग़ͯ ͘Δָ͔͠ΈͰ͢Ͷ❗
4 (ͪͳΈʹ)iPadͷSwift Playground 2(beta)Ͱಈ͘$ 23
Sample code 4 https://github.com/fromkk/ARSushi 4 https://github.com/fromkk/ ARKitForSwiftPlayground2 24
͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠! 25