Android Studioではじめる実践ARCore入門

Copyright © 2019 eureka, Inc. All rights reserved. 1 ɹ"3$PSFΛ"OESPJEΞϓϦʹಋೖ͍ͨ͠ਓɺڵຯ͕͋Δਓʹɺ
ɹ"OESPJE4UVEJPͰ"3$PSFΛར༻͢Δͷʹඞཁͳ஌ࣝɺ ɹ"3$PSFͰͰ͖Δ͜ͱΛগ͠Ͱ΋ཧղͯ͠΋Β͏ ࠓ೔ͷΰʔϧ

Copyright © 2019 eureka, Inc. All rights reserved. Android StudioͰ͸͡ΊΔ
࣮ફARCoreೖ໳ @zukkey59 Yappli Android Rejected Conf. MeetUp

Copyright © 2019 eureka, Inc. All rights reserved. 3 ɾླ໦༟ଠ࿕
͖ͣ͢Ώ͏ͨΖ͏ ɾגࣜձࣾΤ΢ϨΧ ɾ"OESPJE&OHJOFFS ࣗݾ঺հ @zukkey59 yutaro6547

Copyright © 2019 eureka, Inc. All rights reserved. 4 ɾ೔ຊ࠷େͷϚονϯάαʔϏε
ɾ୆࿷ɺؖࠃͰ΋αʔϏεల։ ɾձһ਺ສਓ ɾϚονϯά਺ສ૊ ɾΧοϓϧ਺ສ૊ Pairs Japan / Global

Copyright © 2019 eureka, Inc. All rights reserved. 5 ɾ࠷ۙͰ͕͢ɺٕज़ॻయͰॻ͍ͨಉਓࢽ͕
ɹ঎ۀࢽԽ͞Ε·ͨ͠ʂ ɹΞϚκϯͳͲɺΦϯϥΠϯॻళͰͷΈൢചத ɾࠓճ͸ɺ͜Εʹ·ͭΘΔ͓࿩ ՝֎׆ಈ

Copyright © 2019 eureka, Inc. All rights reserved. 6 ɾ͸͡Ίʹ
ɾ"3$PSFͱ͸"3$PSFͷ৘ใɺ6OJUZͰͷ঺հ͕ଟ͍໰୊"3$PSFͰͰ͖Δ͜ͱ ɾجຊͱͳΔ֓೦ ɹɾϞʔγϣϯτϥοΩϯά؀ڥޫͷՃݮ ɾجຊͱͳΔΫϥε ɹɾ4FTTJPO"ODIPS$POpH1MBOF/PEF ɾ"3$PSFͰͰ͖Δ͜ͱ ɹɾ4DFOFGPSN"VHVNFOUFE*NBHFT$MPVE"ODIPST ɾ͓ΘΓʹ ໨࣍

Copyright © 2019 eureka, Inc. All rights reserved. 8 ɾ(PPHMF͕ఏڙ͍ͯ͠Δ4%,
ɾ"3ػೳʹඞਢͷϞʔγϣϯτϥοΩϯάɺ ɹ؀ڥɺޫͷՃݮͳͲΛશͯαϙʔτͯ͘͠ΕΔ ɾ4DFOFGPSNϥΠϒϥϦΛར༻͢Δ͜ͱͰɺ ɹ0QFO(-ͳͲͷઐ໳஌͕ࣝͳͯ͘΋खܰʹࢼ͢͜ͱ͕Ͱ͖Δ ARCoreͱ͸

Copyright © 2019 eureka, Inc. All rights reserved. 9 ɾ"3$PSFͷ৘ใΛ͍͟ௐ΂ͯΈΔͱɺ6OJUZͰͷ঺հࣄྫ͕ଟ͍
ɾࠓޙɺطଘͷ"OESPJEΞϓϦʹ૊ΈࠐΈ͍ͨͱ͔ɺ ɹ"3ػೳΛ࣠ʹͨ͠ΞϓϦΛ࡞Γ͍ͨͱ͔ग़ͯ͘Δ͔΋ ARCoreͷ৘ใɺUnityͰͷ঺հ͕ଟ͍໰୊

Copyright © 2019 eureka, Inc. All rights reserved. 13 ɾΩϟϓνϟ͞ΕͨΧϝϥը૾͔Βɺ
ɹࢹ֮తʹҟͳΔಛ௃఺Λݕग़͠ɺ ɹ఺͔ΒҐஔΛܭࢉ͢Δ ϞʔγϣϯτϥοΩϯά ࢀর: https://developers.google.com/ar/images/MotionTracking.jpg

Copyright © 2019 eureka, Inc. All rights reserved. 15 ɾςʔϒϧͳͲͷҰൠతͳਫฏ໘ɺ
ɹਨ௚໘ͷಛ௃఺ͷΫϥελ͔Β ɹฏ໘Λݕग़ ؀ڥ ࢀর: https://developers.google.com/ar/images/EnvUnderstanding.jpg

Copyright © 2019 eureka, Inc. All rights reserved. 17 ɾ؀ڥͷর໌ʹ͍ͭͯͷ৘ใΛ
ɹݕग़͠ɺਪఆͯ͘͠ΕΔ ޫͷՃݮ ࢀর: https://developers.google.com/ar/images/LightEstimation.jpg

Copyright © 2019 eureka, Inc. All rights reserved. 20 ɾ4FTTJPO
ɾ"ODIPS ɾ$POpH ɾ1MBOF ɾ/PEF جຊͱͳΔΫϥε

Copyright © 2019 eureka, Inc. All rights reserved. 22 ɾ"3ͷγεςϜͷঢ়ଶΛ؅ཧ͢Δ
ɾηογϣϯͷ։࢝΍ఀࢭͳͲϥΠϑαΠΫϧΛॲཧ͢Δ ɾηογϣϯ࡞੒લʹ͸ɺ"3$PSF͕Πϯετʔϧ͞Ε͍ͯΔ͜ͱΛ ɹ֬ೝ͠ͳͯ͘͸ͳΒͳ͍ Session

Copyright © 2019 eureka, Inc. All rights reserved. 24 ɾݱ࣮ੈքͷݻఆҐஔͱํ޲Λઃఆ͢Δ
ɹ؆୯ʹ͍͏ͱɺ"3্ۭؒʹݻఆ͢ΔͨΊͷΫϥε Anchor

Copyright © 2019 eureka, Inc. All rights reserved. 26 ɾ4FTTJPOΫϥεͷઃఆΛอ࣋͢ΔΫϥε
ɹ$MPVE"ODIPSͷར༻࣌ͳͲɺಛఆͷ৔߹ʹ࢖༻͢Δ Conﬁg

Copyright © 2019 eureka, Inc. All rights reserved. 28 ɾݱ࣮ੈքͷݱࡏݕग़͍ͯ͠Δฏ໘
Plane

Copyright © 2019 eureka, Inc. All rights reserved. 30 ɾެࣜʹ͸ɺ"3Λද͍ࣔͯ͠Δγʔϯͷม׵Λද͢ɺͱ͋Δ
ɾ؆୯ʹݴ͍׵͑ΔͳΒɺͭͳ͙໾ׂΛ࣋ͭ Node

Copyright © 2019 eureka, Inc. All rights reserved. 33 ɾ%ΦϒδΣΫτͷදࣔɺૢ࡞
ɾը૾ΛϚʔΧʔʹͯ͠ɺ%ΦϒδΣΫτΛදࣔ ɾ̎ͭͷ୺຤Ͱɺ%ΦϒδΣΫτΛڞ༗ ARCoreͰͰ͖Δ͜ͱ

Copyright © 2019 eureka, Inc. All rights reserved. 34 ɾ%ΦϒδΣΫτͷදࣔɺૢ࡞4DFOFGPSN
ɾը૾ΛϚʔΧʔʹͯ͠ɺ%ΦϒδΣΫτΛදࣔ ɾ̎ͭͷ୺຤Ͱɺ%ΦϒδΣΫτΛڞ༗ ARCoreͰͰ͖Δ͜ͱ

Copyright © 2019 eureka, Inc. All rights reserved. 35 ɾ0QFO(-ͷઐ໳తͳ஌ࣝͳ͠Ͱɺ
ɹ؆୯ʹ%ΦϒδΣΫτͷදࣔͳͲ͕Ͱ͖ΔϥΠϒϥϦ ɾ"3$PSFͱ૊Έ߹ΘͤΔ͜ͱͰ΋ར༻Ͱ͖Δ͠ɺ ɹ"3$PSFΛซ༻͠ͳͯ͘΋ར༻Մೳ Sceneform

Copyright © 2019 eureka, Inc. All rights reserved. class ModelActivity:
AppCompatActivity() { private var modelRenderable: ModelRenderable? = null … override fun onCreate(savedInstanceState: Bundle?) { … ModelRenderable.builder() .setSource(this, R.raw.rin) .build() .thenAccept { renderable -> modelRenderable = renderable } .exceptionally { val toast = Toast.makeText(this, "ϨϯμϦϯάͰ͖·ͤΜ", Toast.LENGTH_LONG) toast.setGravity(Gravity.CENTER, 0, 0) toast.show() null } } … }

AppCompatActivity() { private var modelRenderable: ModelRenderable? = null … override fun onCreate(savedInstanceState: Bundle?) { … ModelRenderable.builder() .setSource(this, R.raw.rin) .build() .thenAccept { renderable -> modelRenderable = renderable } .exceptionally { val toast = Toast.makeText(this, "ϨϯμϦϯάͰ͖·ͤΜ", Toast.LENGTH_LONG) toast.setGravity(Gravity.CENTER, 0, 0) toast.show() null } } … } %ΦϒδΣΫτΛϨϯμϦϯά͢ΔͨΊͷΫϥεɺॳظԽ

AppCompatActivity() { private var modelRenderable: ModelRenderable? = null … override fun onCreate(savedInstanceState: Bundle?) { … ModelRenderable.builder() .setSource(this, R.raw.rin) .build() .thenAccept { renderable -> modelRenderable = renderable } .exceptionally { val toast = Toast.makeText(this, "ϨϯμϦϯάͰ͖·ͤΜ", Toast.LENGTH_LONG) toast.setGravity(Gravity.CENTER, 0, 0) toast.show() null } } … } %ΦϒδΣΫτͷϨϯμϦϯάΛߏங

AppCompatActivity() { private var modelRenderable: ModelRenderable? = null … override fun onCreate(savedInstanceState: Bundle?) { … ModelRenderable.builder() .setSource(this, R.raw.rin) .build() .thenAccept { renderable -> modelRenderable = renderable } .exceptionally { val toast = Toast.makeText(this, "ϨϯμϦϯάͰ͖·ͤΜ", Toast.LENGTH_LONG) toast.setGravity(Gravity.CENTER, 0, 0) toast.show() null } } … } %ΞηοτΛઃఆ

AppCompatActivity() { private var modelRenderable: ModelRenderable? = null … override fun onCreate(savedInstanceState: Bundle?) { … ModelRenderable.builder() .setSource(this, R.raw.rin) .build() .thenAccept { renderable -> modelRenderable = renderable } .exceptionally { val toast = Toast.makeText(this, "ϨϯμϦϯάͰ͖·ͤΜ", Toast.LENGTH_LONG) toast.setGravity(Gravity.CENTER, 0, 0) toast.show() null } } … } ϨϯμϦϯά͕੒ޭͨ࣌͠ʹɺϨϯμϦϯά݁ՌΛ֨ೲ͢Δ

AppCompatActivity() { private var modelRenderable: ModelRenderable? = null … override fun onCreate(savedInstanceState: Bundle?) { … ModelRenderable.builder() .setSource(this, R.raw.rin) .build() .thenAccept { renderable -> modelRenderable = renderable } .exceptionally { val toast = Toast.makeText(this, "ϨϯμϦϯάͰ͖·ͤΜ", Toast.LENGTH_LONG) toast.setGravity(Gravity.CENTER, 0, 0) toast.show() null } } … } ϨϯμϦϯάʹࣦഊͨ͠ࡍͷྫ֎࣌ͷॲཧ

AppCompatActivity() { … override fun onCreate(savedInstanceState: Bundle?) { … val arFragment = supportFragmentManager.findFragmentById(R.id.ar_fragment) as? ArFragment arFragment?.setOnTapArPlaneListener { hitResult: HitResult, _: Plane, _: MotionEvent -> if (modelRenderable == null) { return@setOnTapArPlaneListener } Node().apply { setParent(arFragment.arSceneView.scene) renderable = modelRenderable } } } … }

AppCompatActivity() { … override fun onCreate(savedInstanceState: Bundle?) { … val arFragment = supportFragmentManager.findFragmentById(R.id.ar_fragment) as? ArFragment arFragment?.setOnTapArPlaneListener { hitResult: HitResult, _: Plane, _: MotionEvent -> if (modelRenderable == null) { return@setOnTapArPlaneListener } Node().apply { setParent(arFragment.arSceneView.scene) renderable = modelRenderable } } } … } "3$PSFͷσϑΥϧτͷઃఆΛ΋ͭ"3'SBHNFOU

AppCompatActivity() { … override fun onCreate(savedInstanceState: Bundle?) { … val arFragment = supportFragmentManager.findFragmentById(R.id.ar_fragment) as? ArFragment arFragment?.setOnTapArPlaneListener { hitResult: HitResult, _: Plane, _: MotionEvent -> if (modelRenderable == null) { return@setOnTapArPlaneListener } Node().apply { setParent(arFragment.arSceneView.scene) renderable = modelRenderable } } } … } ฏ໘Λλοϓͨ͠ࡍͷ-JTUFOFS

AppCompatActivity() { … override fun onCreate(savedInstanceState: Bundle?) { … val arFragment = supportFragmentManager.findFragmentById(R.id.ar_fragment) as? ArFragment arFragment?.setOnTapArPlaneListener { hitResult: HitResult, _: Plane, _: MotionEvent -> if (modelRenderable == null) { return@setOnTapArPlaneListener } Node().apply { setParent(arFragment.arSceneView.scene) renderable = modelRenderable } } } … } "S'SBHNFOUͷγʔϯʹηοτ ϨϯμϦϯάͨ͠%ΦϒδΣΫτΛઃఆ

Copyright © 2019 eureka, Inc. All rights reserved. 49 ɾࢦఆͨ͠Ξηοτͷ%ΦϒδΣΫτΛදࣔͰ͖Δ
ɹಋೖ΍ΞηοτΛೖΕ͍ͨ৔߹ͷৄࡉ͸ɺ ɹॻ੶ʹॻ͍͍ͯΔͷͰͦͪΒΛࢀߟʹ͍ͯͩ͘͠͞ ɹαϯϓϧ͸*NBHJOF73*ODΑΓ͓आΓ͍ͯ͠·͢ ɹࢀরIUUQJNBHJOFHJSMTDPNJNBHJOFHJSMT@VTFS@MJDFOTF@KQ 3DΦϒδΣΫτΛදࣔͰ͖Δ

Copyright © 2019 eureka, Inc. All rights reserved. 51 ɾඪ४ͷ8JEHFUͱಉ༷ʹ
ɹ%ΦϒδΣΫτΛΫϦοΫͨ͠ͱ͖ʹɺ ɹॲཧΛ࣋ͨͤΔ͜ͱ͕Ͱ͖Δ ଞʹ΋SceneformͰͰ͖Δ͜ͱ

ɾը૾ΛϚʔΧʔʹͯ͠ɺ%ΦϒδΣΫτΛදࣔ"VHVNFOUFE*NBHFT ɾ̎ͭͷ୺຤Ͱɺ%ΦϒδΣΫτΛڞ༗ ARCoreͰͰ͖Δ͜ͱ

Copyright © 2019 eureka, Inc. All rights reserved. 53 ɾಛఆͷը૾ΛϚʔΧʔʹͯ͠ɺ%ΦϒδΣΫτͷද͕ࣔՄೳ
ɾ5IFBSDPSFJNHUPPMΛ࢖ͬͯը૾ϚʔΧʔʹͰ͖Δ͔ௐ΂Δ͜ͱ͕Ͱ͖Δ Augumented Images

Copyright © 2019 eureka, Inc. All rights reserved. 54 Augumented
Images ɾٕज़ॻయͰग़ͨ͠ಉਓࢽɺ ɹձࣾ༗ࢤͰग़൛ͨ͠ɺ ɹΤ΢ϨɾςΫϊϩΪΞͷαϯϓϧ

Copyright © 2019 eureka, Inc. All rights reserved. 55 5IFBSDPSFJNHUPPMͰը૾ΛϚʔΧʔʹͰ͖Δ͔ௐ΂Δ
5IFBSDPSFJNHUPPMͰը૾ͷ%#Λ࡞੒͢Δ %#ʹొ࿥ͨ͠ը૾ͱ̍ϑϨʔϜ͝ͱʹΧϝϥ͔ΒऔಘͰ͖Δը૾ͱ ɹҰக͍ͯ͠Δ͔൑அͯ͠ɺ"3Λදࣔ͢Δ ಋೖͷखॱ

Copyright © 2019 eureka, Inc. All rights reserved. 57 IUUQTHJUIVCDPNHPPHMFBSBSDPSFBOESPJETELSFMFBTFT͔Β
ɹ[JQΛμ΢ϯϩʔυ The arcoreimg toolͰը૾ΛϚʔΧʔʹͰ͖Δ͔ௐ΂Δ

Copyright © 2019 eureka, Inc. All rights reserved. 58 ղౚޙɺ֤04͝ͱͷϑΝΠϧ͕ଘࡏ͢ΔͷͰɺر๬ͷ04ʹҠಈ͠
.BDͳΒλʔϛφϧͰ࣍ͷͱ͓Γʹೖྗ͢Δ͚ͩ BSDPSFJNHFWBMJNHJOQVU@JNBHF@QBUIIPHFIPHFGVHBGVHBKQH 8JOEPXTͳΒίϚϯυϓϩϯϓτͰ࣍ͷͱ͓Γʹೖྗ͢Δ͚ͩ BSDPSFJNHFYFFWBMJNHJOQVU@JNBHF@QBUIIPHFIPHFGVHBGVHBKQH The arcoreimg toolͰը૾ΛϚʔΧʔʹͰ͖Δ͔ௐ΂Δ

Copyright © 2019 eureka, Inc. All rights reserved. 59 ࣮ߦ݁Ռ͕είΞҎ্Ͱར༻Մೳ
The arcoreimg toolͰը૾ΛϚʔΧʔʹͰ͖Δ͔ௐ΂Δ

Copyright © 2019 eureka, Inc. All rights reserved. 61 ɾ5IFBSDPSFJNHUPPMΛར༻ͯ͠04͝ͱʹ࣍ͷͱ͓Γʹೖྗ͢Δ
.BD BSDPSFJNHCVJMEECJOQVU@JNBHFT@EJSFDUPSZQBUIUPJNBHFT PVUQVU@EC@QBUIQBUIUPTBNQMF@EBUBCBTFJNHEC 8JOEPXT BSDPSFJNHFYFCVJMEECJOQVU@JNBHFT@EJSFDUPSZQBUIUPJNBHFT PVUQVU@EC@QBUIQBUIUPTBNQMF@EBUBCBTFJNHEC The arcoreimg toolͰը૾ͷDBΛ࡞੒͢Δ

Copyright © 2019 eureka, Inc. All rights reserved. class AugmentedImageActivity:
AppCompatActivity() { private var arSceneView: ArSceneView? = null override fun onCreate(savedInstanceState: Bundle?) { … val arFragment = supportFragmentManager.findFragmentById(R.id.ar_fragment) as ArFragment? if (arFragment != null) { arFragment.planeDiscoveryController?.hide() arFragment.planeDiscoveryController?.setInstructionView(null) arSceneView = arFragment.arSceneView arFragment.arSceneView?.scene?.addOnUpdateListener { val frame = arFragment.arSceneView?.arFrame val updatedAugmentedImages = frame?.getUpdatedTrackables(AugmentedImage::class.java) ?: return@addOnUpdateListener for (img in updatedAugmentedImages) { if (img.trackingState == TrackingState.TRACKING) { if (img.name.contains("eure") && !isAttachedModel) { // ͜͜ʹARΛදࣔ͢ΔॲཧΛॻ͘ } } } } } … } }

AppCompatActivity() { private var arSceneView: ArSceneView? = null override fun onCreate(savedInstanceState: Bundle?) { … val arFragment = supportFragmentManager.findFragmentById(R.id.ar_fragment) as ArFragment? if (arFragment != null) { arFragment.planeDiscoveryController?.hide() arFragment.planeDiscoveryController?.setInstructionView(null) arSceneView = arFragment.arSceneView arFragment.arSceneView?.scene?.addOnUpdateListener { val frame = arFragment.arSceneView?.arFrame val updatedAugmentedImages = frame?.getUpdatedTrackables(AugmentedImage::class.java) ?: return@addOnUpdateListener for (img in updatedAugmentedImages) { if (img.trackingState == TrackingState.TRACKING) { if (img.name.contains("eure") && !isAttachedModel) { // ͜͜ʹARΛදࣔ͢ΔॲཧΛॻ͘ } } } } } … } } 1MBOFͷݕग़Λ0⒎ ॳճදࣔ͞ΕΔखͷίʔνϯάΛͳ͘͢

AppCompatActivity() { private var arSceneView: ArSceneView? = null override fun onCreate(savedInstanceState: Bundle?) { … val arFragment = supportFragmentManager.findFragmentById(R.id.ar_fragment) as ArFragment? if (arFragment != null) { arFragment.planeDiscoveryController?.hide() arFragment.planeDiscoveryController?.setInstructionView(null) arSceneView = arFragment.arSceneView arFragment.arSceneView?.scene?.addOnUpdateListener { val frame = arFragment.arSceneView?.arFrame val updatedAugmentedImages = frame?.getUpdatedTrackables(AugmentedImage::class.java) ?: return@addOnUpdateListener for (img in updatedAugmentedImages) { if (img.trackingState == TrackingState.TRACKING) { if (img.name.contains("eure") && !isAttachedModel) { // ͜͜ʹARΛදࣔ͢ΔॲཧΛॻ͘ } } } } } … } } ϑϨʔϜ͝ͱʹݺ͹ΕΔ

AppCompatActivity() { private var arSceneView: ArSceneView? = null override fun onCreate(savedInstanceState: Bundle?) { … val arFragment = supportFragmentManager.findFragmentById(R.id.ar_fragment) as ArFragment? if (arFragment != null) { arFragment.planeDiscoveryController?.hide() arFragment.planeDiscoveryController?.setInstructionView(null) arSceneView = arFragment.arSceneView arFragment.arSceneView?.scene?.addOnUpdateListener { val frame = arFragment.arSceneView?.arFrame val updatedAugmentedImages = frame?.getUpdatedTrackables(AugmentedImage::class.java) ?: return@addOnUpdateListener for (img in updatedAugmentedImages) { if (img.trackingState == TrackingState.TRACKING) { if (img.name.contains("eure") && !isAttachedModel) { // ͜͜ʹARΛදࣔ͢ΔॲཧΛॻ͘ } } } } } … } } ϑϨʔϜ͝ͱʹ"VHVNFOUFE*NBHFͱ͍͏ΫϥεͰࢦఆͯ͠ɺ Χϝϥͷը૾Λऔಘ͢Δ

AppCompatActivity() { private var arSceneView: ArSceneView? = null override fun onCreate(savedInstanceState: Bundle?) { … val arFragment = supportFragmentManager.findFragmentById(R.id.ar_fragment) as ArFragment? if (arFragment != null) { arFragment.planeDiscoveryController?.hide() arFragment.planeDiscoveryController?.setInstructionView(null) arSceneView = arFragment.arSceneView arFragment.arSceneView?.scene?.addOnUpdateListener { val frame = arFragment.arSceneView?.arFrame val updatedAugmentedImages = frame?.getUpdatedTrackables(AugmentedImage::class.java) ?: return@addOnUpdateListener for (img in updatedAugmentedImages) { if (img.trackingState == TrackingState.TRACKING) { if (img.name.contains("eure")) { // ͜͜ʹARΛදࣔ͢ΔॲཧΛॻ͘ } } } } } … } } ը૾ͷτϥοΩϯάঢ়ଶΛΈͯɺࣄલʹొ࿥ͯ͋ͬͨ͠ը૾ͷ%#ʹ Χϝϥͷը૾͔Βऔಘ͖ͯͨ͠ը૾ʹ֘౰ͨ͠ࡍʹ"3Λදࣔ͢Δ

AppCompatActivity() { private var session: Session? = null private var arSceneView: ArSceneView? = null override fun onCreate(savedInstanceState: Bundle?) { … if (session == null) { try { session = Session(this) } catch (e: UnavailableArcoreNotInstalledException) { Log.e("Session Error", e.message) } catch (e: UnavailableApkTooOldException) { Log.e("Session Error", e.message) } catch (e: UnavailableSdkTooOldException) { Log.e("Session Error", e.message) } val config = Config(session) val inputStream: InputStream try { inputStream = assets.open("sample_database.imgdb") val imageDatabase = AugmentedImageDatabase.deserialize(session, inputStream) with(config) { augmentedImageDatabase = imageDatabase updateMode = Config.UpdateMode.LATEST_CAMERA_IMAGE session?.configure(this) } } catch (e: IOException) { Toast.makeText(this, "SessionΛઃఆ͢Δ͜ͱ͕Ͱ͖·ͤΜ", Toast.LENGTH_SHORT).show() Timber.e(e) } arSceneView?.setupSession(session) } … } }

AppCompatActivity() { private var session: Session? = null private var arSceneView: ArSceneView? = null override fun onCreate(savedInstanceState: Bundle?) { … if (session == null) { try { session = Session(this) } catch (e: UnavailableArcoreNotInstalledException) { Log.e("Session Error", e.message) } catch (e: UnavailableApkTooOldException) { Log.e("Session Error", e.message) } catch (e: UnavailableSdkTooOldException) { Log.e("Session Error", e.message) } val config = Config(session) val inputStream: InputStream try { inputStream = assets.open("sample_database.imgdb") val imageDatabase = AugmentedImageDatabase.deserialize(session, inputStream) with(config) { augmentedImageDatabase = imageDatabase updateMode = Config.UpdateMode.LATEST_CAMERA_IMAGE session?.configure(this) } } catch (e: IOException) { Toast.makeText(this, "SessionΛઃఆ͢Δ͜ͱ͕Ͱ͖·ͤΜ", Toast.LENGTH_SHORT).show() Timber.e(e) } arSceneView?.setupSession(session) } … } } 4FTTJPOΛΠϯελϯεԽ

AppCompatActivity() { private var session: Session? = null private var arSceneView: ArSceneView? = null override fun onCreate(savedInstanceState: Bundle?) { … if (session == null) { try { session = Session(this) } catch (e: UnavailableArcoreNotInstalledException) { Log.e("Session Error", e.message) } catch (e: UnavailableApkTooOldException) { Log.e("Session Error", e.message) } catch (e: UnavailableSdkTooOldException) { Log.e("Session Error", e.message) } val config = Config(session) val inputStream: InputStream try { inputStream = assets.open("sample_database.imgdb") val imageDatabase = AugmentedImageDatabase.deserialize(session, inputStream) with(config) { augmentedImageDatabase = imageDatabase updateMode = Config.UpdateMode.LATEST_CAMERA_IMAGE session?.configure(this) } } catch (e: IOException) { Toast.makeText(this, "SessionΛઃఆ͢Δ͜ͱ͕Ͱ͖·ͤΜ", Toast.LENGTH_SHORT).show() Timber.e(e) } arSceneView?.setupSession(session) } … } } $POpHΛΠϯελϯεԽ

AppCompatActivity() { private var session: Session? = null private var arSceneView: ArSceneView? = null override fun onCreate(savedInstanceState: Bundle?) { … if (session == null) { try { session = Session(this) } catch (e: UnavailableArcoreNotInstalledException) { Log.e("Session Error", e.message) } catch (e: UnavailableApkTooOldException) { Log.e("Session Error", e.message) } catch (e: UnavailableSdkTooOldException) { Log.e("Session Error", e.message) } val config = Config(session) val inputStream: InputStream try { inputStream = assets.open("sample_database.imgdb") val imageDatabase = AugmentedImageDatabase.deserialize(session, inputStream) with(config) { augmentedImageDatabase = imageDatabase updateMode = Config.UpdateMode.LATEST_CAMERA_IMAGE session?.configure(this) } } catch (e: IOException) { Toast.makeText(this, "SessionΛઃఆ͢Δ͜ͱ͕Ͱ͖·ͤΜ", Toast.LENGTH_SHORT).show() Timber.e(e) } arSceneView?.setupSession(session) } … } } ࢲͷ৔߹͸ɺBTTFU഑ԼʹECΛ࡞੒ͨͨ͠Ίɺ ։͍ͯ%#Λϩʔυ͢Δ

AppCompatActivity() { private var session: Session? = null private var arSceneView: ArSceneView? = null override fun onCreate(savedInstanceState: Bundle?) { … if (session == null) { try { session = Session(this) } catch (e: UnavailableArcoreNotInstalledException) { Log.e("Session Error", e.message) } catch (e: UnavailableApkTooOldException) { Log.e("Session Error", e.message) } catch (e: UnavailableSdkTooOldException) { Log.e("Session Error", e.message) } val config = Config(session) val inputStream: InputStream try { inputStream = assets.open("sample_database.imgdb") val imageDatabase = AugmentedImageDatabase.deserialize(session, inputStream) with(config) { augmentedImageDatabase = imageDatabase updateMode = Config.UpdateMode.LATEST_CAMERA_IMAGE session?.configure(this) } } catch (e: IOException) { Toast.makeText(this, "SessionΛઃఆ͢Δ͜ͱ͕Ͱ͖·ͤΜ", Toast.LENGTH_SHORT).show() Timber.e(e) } arSceneView?.setupSession(session) } … } } ϩʔυͨ͠σʔλϕʔεΛઃఆ

AppCompatActivity() { private var session: Session? = null private var arSceneView: ArSceneView? = null override fun onCreate(savedInstanceState: Bundle?) { … if (session == null) { try { session = Session(this) } catch (e: UnavailableArcoreNotInstalledException) { Log.e("Session Error", e.message) } catch (e: UnavailableApkTooOldException) { Log.e("Session Error", e.message) } catch (e: UnavailableSdkTooOldException) { Log.e("Session Error", e.message) } val config = Config(session) val inputStream: InputStream try { inputStream = assets.open("sample_database.imgdb") val imageDatabase = AugmentedImageDatabase.deserialize(session, inputStream) with(config) { augmentedImageDatabase = imageDatabase updateMode = Config.UpdateMode.LATEST_CAMERA_IMAGE session?.configure(this) } } catch (e: IOException) { Toast.makeText(this, "SessionΛઃఆ͢Δ͜ͱ͕Ͱ͖·ͤΜ", Toast.LENGTH_SHORT).show() Timber.e(e) } arSceneView?.setupSession(session) } … } } "3$PSFγεςϜͷঢ়ଶ͕ߋ৽͞ΕΔ࣌ͷ.PEFΛઃఆ

AppCompatActivity() { private var session: Session? = null private var arSceneView: ArSceneView? = null override fun onCreate(savedInstanceState: Bundle?) { … if (session == null) { try { session = Session(this) } catch (e: UnavailableArcoreNotInstalledException) { Log.e("Session Error", e.message) } catch (e: UnavailableApkTooOldException) { Log.e("Session Error", e.message) } catch (e: UnavailableSdkTooOldException) { Log.e("Session Error", e.message) } val config = Config(session) val inputStream: InputStream try { inputStream = assets.open("sample_database.imgdb") val imageDatabase = AugmentedImageDatabase.deserialize(session, inputStream) with(config) { augmentedImageDatabase = imageDatabase updateMode = Config.UpdateMode.LATEST_CAMERA_IMAGE session?.configure(this) } } catch (e: IOException) { Toast.makeText(this, "SessionΛઃఆ͢Δ͜ͱ͕Ͱ͖·ͤΜ", Toast.LENGTH_SHORT).show() Timber.e(e) } arSceneView?.setupSession(session) } … } } 4FTTJPOʹઃఆΛ൓ө

ɾը૾ΛϚʔΧʔʹͯ͠ɺ%ΦϒδΣΫτΛදࣔ ɾ̎ͭͷ୺຤Ͱɺ%ΦϒδΣΫτΛڞ༗$MPVE"ODIPST ARCoreͰͰ͖Δ͜ͱ

Copyright © 2019 eureka, Inc. All rights reserved. 82 "3'SBHNFOUΛܧঝͨ͠ΫϥεͰɺ$MPVE"ODIPS.PEFΛ&OBCMFʹͨ͠ΧελϜ"3'SBHNFOUΛ࡞੒
͢Δ $MPVE"ODIPSTͷঢ়ଶ؅ཧΛ࣋ͭΫϥεΛ༻ҙ͢Δ $MPVE"ODIPSTͷ৘ใΛอଘͨ͠Γɺࢀর͢ΔͨΊͷ'JSFCBTF.BOBHFSΫϥεΛ༻ҙ͢Δ ɹ'JSFCBTFʹ"ODIPS*%Λอଘ͢ΔͨΊͷػߏΛ༻ҙ͢Δ Cloud AnchorsΛ࣮૷͢Δखॱ

Android Studioではじめる実践ARCore入門

Android Studioではじめる実践ARCore入門

More Decks by zukkey

Other Decks in Technology

Featured

Transcript