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AR mode in Yahoo! MAP
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totomo
March 16, 2018
Technology
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AR mode in Yahoo! MAP
Talk about AR mode in Yahoo! MAP which is implemented by using ARKit.
totomo
March 16, 2018
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Transcript
20183݄16 1 Kenta Tokumoto AR mode in Yahoo! MAP
Outline • ࣗݾհ • ARϞʔυʹ͍ͭͯ • ARKit + CoreLocation •
ΦϒδΣΫτͷஔํ๏ʹ͍ͭͯ 2
3 About me ,FOUB5PLVNPUP 5XJUUFSUPUPNP (JUIVCUPUPNP 2JJUBUPUPNP
ೖࣾ ."1ͷJ04 8FC"1*։ൃ୲ 8&# %#13&447PM:BIPP."1ͷαʔ Ϗεվળʹ͍ͭͯJ04 8FC"1*ͷ෦Λࣥච͠· ͨ͠
AR mode? 4
Team 5 Product Manager Designer Engineer
ARKit • iOS 11Ҏ߱Ͱ͑ΔARػೳΛ࣮͢Δͷʹศ རͳFramework • AR modePosition TrackingΛඞཁͱ͢ΔͨΊ A9νοϓ͕ࡌ͞ΕͨͷΈαϙʔτ
• Android → ARCore 6
ARKit + CoreLocation
ARKit+CoreLocation 8 • ARConfiguration.worldAlignment.gravit yAndHeadingΛࢦఆ͢Δ • ݪͷҐஔใͱARKitʹΑΓߏங͞Ε ͨੈքۭؒͷݪ૬ޓมՄೳ AR ࣮ۭؒ
N N (x n , z n ) (lat n , lon n )
ARKit+CoreLocation 9 (0, 0) d [m] (x 1 , z
1 ) (lat 0 , lon 0 ) d [m] (lat 1 , lon 1 )
SCNNodeͷஔ • ϧʔτϥΠϯ (SCNPlane) • ൘ (3D) • ͚Μ͘͞+ΰʔϧϐϯ(3D) •
(SCNPlane) 10
ϧʔτϥΠϯ 11
ϧʔτϥΠϯ 12 position eulerAngles.y
൘ 13
൘ 14 position
൘ 15 position
൘ 16 position • ϚʔδϯΛઃ͚ͯݟ͍͢ํʹճస • ౦ͲͪΒʹஔ͢Δ͔ɺਐߦํ ͱ࣍ͷํͱͷ͔ࠩΒஅ͍ͯ͠Δ
17
18 position
19 position • ARSCNView͔ΒऔΕΔ pointOfViewͷpositionΛऔಘ • ݱࡏҐஔͷ࠲ඪΛͱʹҠಈڑ ͱ֯Λܭࢉ •
ϥϯμϜͰग़͢Α͏ʹ materialʹઃఆ͍ͯ͠ΔUIImageΛ ಈతʹઃఆ͍ͯ͠Δ
͚Μ͘͞+ΰʔϧϐϯ 20 position SCNBillboardConstrain t
LocationInfoProvider 21 public protocol LocationInfoProvidable { func location(completion: @escaping (CLLocation?)->())
func nearbyRoutePoint(from origin: SCNVector3) -> SCNVector3? weak var delegate: LocationInfoProviderDelegate? { get set } } protocol LocationInfoProviderDelegate: class { func locationInfoProvider(_ provider: LocationInfoProvidable, requestUpdateHeading heading: CLHeading) func ;ocationInfoProvider(_ provider: LocationInfoProvidable, requestUpdateLocation location: CLLocation, oldLocation: CLLocation?) }
LocationInfoProvider 22 locationInfoProvider.location { [weak self] location in guard let
origin = location else { self?.displayError() return } self?.addNodes(origin: origin) }
େྔͷSCNNodeͷՃ 23 func renderer(_ renderer: SCNSceneRenderer, updateAtTime time: TimeInterval) {
// 5ͭͣͭՃ͢Δ } self.navigationView.worldNode.addScheduledNodes(quantity: 5) func addObjects(origin: CLLocation) { self.navigationView.origin = origin let routeLineNodes = routeNodes(withCoordinates: self.coordinates) self.navigationView.scheduleNodes(routeLineNodes, priority: .high) } // ARSCNViewDelegate
ଞʹ… 24 • GPSɺిࢠίϯύεɺΧϝϥͷҐஔΛར ༻ۭͨؒ͠Ґஔิਖ਼ • ARϞʔυͰఆٛ͢Δۭؒͷׂํ๏ • SCNPlaneͷͭͳ͗ͷิਖ਼ ͳͲͳͲ
Fin