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20183݄16
1
Kenta Tokumoto
AR mode in Yahoo! MAP
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Outline
• ࣗݾհ
• ARϞʔυʹ͍ͭͯ
• ARKit + CoreLocation
• ΦϒδΣΫτͷஔํ๏ʹ͍ͭͯ
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About me
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5XJUUFSUPUPNP
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8FC"1*։ൃ୲
8&# %#13&447PM:BIPP."1ͷαʔ
Ϗεվળʹ͍ͭͯJ04
8FC"1*ͷ෦Λࣥච͠·
ͨ͠
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AR mode?
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Team
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Product
Manager
Designer
Engineer
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ARKit
• iOS 11Ҏ߱Ͱ͑ΔARػೳΛ࣮͢Δͷʹศ
རͳFramework
• AR modePosition TrackingΛඞཁͱ͢ΔͨΊ
A9νοϓ͕ࡌ͞ΕͨͷΈαϙʔτ
• Android → ARCore
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ARKit + CoreLocation
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ARKit+CoreLocation
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• ARConfiguration.worldAlignment.gravit
yAndHeadingΛࢦఆ͢Δ
• ݪͷҐஔใͱARKitʹΑΓߏங͞Ε
ͨੈքۭؒͷݪ૬ޓมՄೳ
AR ࣮ۭؒ
N N
(x
n
, z
n
) (lat
n
, lon
n
)
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ARKit+CoreLocation
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(0, 0)
d [m]
(x
1
, z
1
)
(lat
0
, lon
0
)
d [m]
(lat
1
, lon
1
)
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SCNNodeͷஔ
• ϧʔτϥΠϯ (SCNPlane)
• ൘ (3D)
• ͚Μ͘͞+ΰʔϧϐϯ(3D)
• (SCNPlane)
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ϧʔτϥΠϯ
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ϧʔτϥΠϯ
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position
eulerAngles.y
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൘
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൘
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position
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൘
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position
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൘
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position
• ϚʔδϯΛઃ͚ͯݟ͍͢ํʹճస
• ౦ͲͪΒʹஔ͢Δ͔ɺਐߦํ
ͱ࣍ͷํͱͷ͔ࠩΒஅ͍ͯ͠Δ
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position
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position
• ARSCNView͔ΒऔΕΔ
pointOfViewͷpositionΛऔಘ
• ݱࡏҐஔͷ࠲ඪΛͱʹҠಈڑ
ͱ֯Λܭࢉ
• ϥϯμϜͰग़͢Α͏ʹ
materialʹઃఆ͍ͯ͠ΔUIImageΛ
ಈతʹઃఆ͍ͯ͠Δ
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͚Μ͘͞+ΰʔϧϐϯ
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position
SCNBillboardConstrain
t
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LocationInfoProvider
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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?)
}
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LocationInfoProvider
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locationInfoProvider.location { [weak self] location in
guard let origin = location else {
self?.displayError()
return
}
self?.addNodes(origin: origin)
}
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େྔͷSCNNodeͷՃ
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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
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ଞʹ…
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• GPSɺిࢠίϯύεɺΧϝϥͷҐஔΛར
༻ۭͨؒ͠Ґஔิਖ਼
• ARϞʔυͰఆٛ͢Δۭؒͷׂํ๏
• SCNPlaneͷͭͳ͗ͷิਖ਼ ͳͲͳͲ
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Fin