OculusQuest完全に理解した。 / Oculus Quest Completely Understood.

by Nakaji Kohki

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Confidential - Do Not Share !1 OculusQuest ׬શʹཧղͨ͠ xR Tech Tokyo #16 @DMM.com ɹɹpresented by ɹ@nkjzm

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!2 Who is @nkjzm ? Nakaji Kohki / ϦϦΧͪΌΜ  Mercari, Inc. R4D XR Engineer ೔ຊόʔνϟϧϦΞϦςΟֶձೝఆ VRٕज़ऀ ΞϛϡʔζϝϯτϝσΟΞ૯߹ֶӃ ήʔϜϓϩάϥϚʔֶՊ VRઐ߈ ߨࢣ ஶॻ: ٕज़ධ࿦ࣾʰVRΤϯδχΞཆ੒ಡຊʱڞஶ ࡞඼: ʰCrevasseʱʰࢸۙڑ཭ΨʔϧVRʱ #xRStreetStyle #xRfm #ϞʔγϣϯΩϟετ Twitter: @nkjzm

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!3 #xRStreetStyle

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!4 ൃදͷ໨త OculusQuestͷ ։ൃऀΛ૿΍͢

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!5 ݕূ࣌ͷόʔδϣϯ ● Unity 2018.3.14f1 ● Oculus Integration for Unity - 1.37 ● Oculus Utilities Plugin 1.32.0 ● Mac OSX 10.14.4ʢ18E226ʣ ● Windows 10 Home (1809)

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!6 ຊ೔ͷൃද಺༰ 01 VRλϫʔσΟϑΣϯε 02 OculusQuest։ൃͷجຊ 03 OculusQuestͷ։ൃTIPS 04 OculusQuest׬શཧղʹཧղͨ͠

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!7 VRλϫʔσΟϑΣϯε

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!8 ຊ೔ͷൃද಺༰ 01 VRλϫʔσΟϑΣϯε 02 OculusQuest։ൃͷجຊ 03 OculusQuestͷ։ൃTIPS 04 OculusQuest׬શཧղʹཧղͨ͠

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!9 OculusQuest։ൃͷجຊ ͜Ε͔Β։ൃΛ͸͡ΊΔਓ΁

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!10 - OculusQuestຊମ - ໿5ສԁ~ - Android ϕʔεͷVRHMD - PC - Mac / Win - Unity - 2017.4 LTS - 2018.4 LTS - 2019.1.2f1 - Android SDK - Oculus Integration ։ൃʹඞཁͳ΋ͷ ಋೖ͸͜ͷهࣄ͕෼͔Γ΍͍͢Ͱ͢ʂ UnityʴOculus Quest ։ൃϝϞ - ϑϨʔϜγϯηγε https://framesynthesis.jp/tech/unity/oculusquest/

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!11 1. Unity্Ͱ։ൃ 2. AndroidΞϓϦ(*.apk)ͱͯ͠Ϗϧυ 3. QuestΛ༗ઢ઀ଓ(type-c) 4. adbίϚϯυͰΠϯετʔϧ    5. Quest্Ͱىಈ  ϥΠϒϥϦ>ෆ໌ͳΞϓϦΑΓ ։ൃ͔Β࣮ػىಈ·ͰͷྲྀΕ $ adb install -r hoge.apk

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!12 QuestͷήʔϜ͸า͖ճΕΔͷͰɺϏϧυͷ౓ʹ༗ઢ઀ଓ͢Δͷ͕໘౗ʹͳΔ  ↓↓↓ ϦϞʔτͰͷΠϯετʔϧ͕Մೳ    tcpϞʔυͰϩʔΧϧωοτϫʔΫܦ༝ͰadbίϚϯυ͕ଧͯΔ έʔεελσΟᶃ ༗ઢ઀ଓ͕໘౗͍͘͞ʂ $ adb tcpip 5555  $ adb connect 192.168.0.0:5555

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!13 VRͰͷݟ͑ํ΍ಈ࡞Λ֬ೝ͢ΔͨͼʹϏϧυ͢Δͷ͕໘౗͍͘͞  ↓↓↓ Rift / Vive / ALVRͰϓϨϏϡʔ͕Մೳʂ - OculusͷSDK͸શOculus੡඼ڞ௨ͳͷͰɺQuestͷػೳ͸RiftͰ΋ಈ͘ - ΫϩεϓϥοτϑΥʔϜରԠͳͷͰVive΍WinMRͰ΋ಈ͘(ޙड़) - ALVRͰετϦʔϛϯάϓϨϏϡʔͱ͍͏ख΋ έʔεελσΟᶄ ։ൃதʹVRϓϨϏϡʔ͍ͨ͠ʂ

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!14 - ALVRͰετϦʔϛϯάϓϨϏϡʔͱ͍͏ख΋ - PCVR(SteamVR)ΛϦϞʔτͰϓϨΠ͢Δ͜ͱͷͰ͖ΔOSS - SteamVRͷήʔϜΛOculus Go/QuestͰϓϨΠ͢Δ͜ͱ΋Մೳ - ϦϙδτϦ  https://github.com/polygraphene/ALVR/blob/master/README-ja.md έʔεελσΟᶄ ։ൃதʹVRϓϨϏϡʔ͍ͨ͠ʂ

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!15 ຊ೔ͷൃද಺༰ 01 VRλϫʔσΟϑΣϯε 02 OculusQuest։ൃͷجຊ 03 OculusQuestͷ։ൃTIPS 04 OculusQuest׬શཧղʹཧղͨ͠

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!16 OculusQuestͷ։ൃTIPS ࣮ࡍʹ։ൃͯ͠Έͯ෼͔ͬͨ஌ݟ

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!17 VRͰ΍Γ͍ͨجຊతͳػೳ͕  ͢΂ͯἧ͍ͬͯΔঢ়ଶ - खͰϞϊΛ௫Ή - ςϨϙʔτҠಈ - UIΛૢ࡞͢Δ(uGUI) σϝϦοτ: Ҡ২͸େมʹ  1.31͔Β͸  ΫϩεϓϥοτϑΥʔϜʹରԠ Oculus Integration͕௒ศརʂʂ OculusͷSampleFrameworkશγʔϯΛQuest࣮ػͰಈ͔ͯ͠Έͨ https://qiita.com/nkjzm/items/58a696f66c4989e5a35c

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!18 - OVR Grabbable - ௫·ΕΔΫϥε - OVR Grabber - ௫ΉΫϥε खͰϞϊΛ௫Ή

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!19 - OVR Grabbable (ӈਤ͸ܧঝͨ͠Ϋϥε) - Snapػೳ: ௫Ή৔ॴΛఆٛՄೳ - Snap Offsetʹ஫ҙ - GameObjectͷWorld࠲ඪܥ Ͱͷݪ఺ͱͷڑ཭ = Offset - ͔ͭͬ͑ɾɾɾ - nullͩͱݪ఺ѻ͍ʹͳΔͷͰ ϓϨϋϒࣗମͰҐஔ߹Θͤ खͰϞϊΛ௫Ή

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!20 - 2छྨͷΩʔόΠϯυ͕ଘࡏ - Combined - OVRInput.Get(OVRInput.But ton.PrimaryIndexTrigger); - OVRInput.Get(OVRInput.But ton.SecondaryIndexTrigger); - Individual - OVRInput.Get(Button.PrimaryIndexTr igger, Controller.LTouch); - OVRInput.Get(Button.PrimaryIndexTr igger, Controller.RTouch); Combined Individual Touchίϯτϩʔϥʔͷࢥ૝

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Touchίϯτϩʔϥʔͷࢥ૝ !21 - Individual - OVRInput.Get(Button.PrimaryIndexTrigger, Controller.LTouch); - OVRInput.Get(Button.PrimaryIndexTrigger, Controller.RTouch); - ୈೋҾ਺Λ variableʹ͢Δ͜ͱ Ͱɺࠨӈͷ۠ผ͕ͳ͘ͳΔ  → ϞϊࣗମʹτϦΨʔΛ࣋ͨͤΔ - OVRInputશൠ͕ଟ෼ͦ͏͍͏ࢥ૝ - Hapticsػೳ ͳͲ Individual

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Oculusͷ Hapticsػೳ !22 - OVRHaptics (deprecated) - OVRInput Haptics - Haptics- Oculus Developers  https://developer.oculus.com/documentation/unity/latest/concepts/ unity-haptics/ // Start  OVRInput.SetControllerVibration ( 1, 1, OVRInput.Controller.RTouch); // End  OVRInput.SetControllerVibration ( 0, 0, OVRInput.Controller.RTouch); hapticsClip = new OVRHapticsClip(audioClip); OVRHaptics.LeftChannel.Mix(hapticsClip)

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Touchίϯτϩʔϥʔͷࢥ૝ !23 - Individual - OVRInput.Get(Button.PrimaryIndexTrigger, Controller.LTouch); - OVRInput.Get(Button.PrimaryIndexTrigger, Controller.RTouch); - ୈೋҾ਺Λ variableʹ͢Δ͜ͱ Ͱɺࠨӈͷ۠ผ͕ͳ͘ͳΔ  → ϞϊࣗମʹτϦΨʔΛ࣋ͨͤΔ - OVRInputશൠ͕ଟ෼ͦ͏͍͏ࢥ૝ - Hapticsػೳ ͳͲ Individual

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ϞϊࣗମʹτϦΨʔΛ࣋ͨͤΔ ॐͷ࣮૷ !24 public class Gun : OVRGrabbable, IGrabbable { OVRInput.Controller currentController; public void GrabBegin(OVRInput.Controller controller) { currentController = controller; } void Update() { if (isGrabbed && OVRInput.GetDown(OVRInput.Button.PrimaryIndexTrigger, currentController)) { // implement } } }

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ϞϊࣗମʹτϦΨʔΛ࣋ͨͤΔ ॐͷ࣮૷ !25 public interface IGrabbable { void GrabBegin(OVRInput.Controller controller); } public class CustomOVRGrabbable : OVRGrabber { protected override void GrabBegin() { base.GrabBegin(); if (m_grabbedObj is IGrabbable) { ((IGrabbable)m_grabbedObj).GrabBegin(m_controller); } } }

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!26 VRͰ΍Γ͍ͨجຊతͳػೳ͕  ͢΂ͯἧ͍ͬͯΔঢ়ଶ - खͰϞϊΛ௫Ή - ςϨϙʔτҠಈ - UIΛૢ࡞͢Δ(uGUI) σϝϦοτ: Ҡ২͸େมʹ  1.31͔Β͸  ΫϩεϓϥοτϑΥʔϜʹରԠ Oculus Integration͕௒ศརʂʂ OculusͷSampleFrameworkશγʔϯΛQuest࣮ػͰಈ͔ͯ͠Έͨ https://qiita.com/nkjzm/items/58a696f66c4989e5a35c

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!27 Oculus Integration੡ΞϓϦ͕  (΄΅)ͦͷ··Vive ProͰಈ͍ͨʂ  །ҰඞཁͳରԠ • Open VRͷΠϯϙʔτ • ίϯτϩʔϥʔରԠ ΫϩεϓϥοτϑΥʔϜʹରԠ

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!28 • Open VRͷΠϯϙʔτ • [Player Settings]-[XR Settings]-[Virtual Reality SDKs]Ͱʮ+ʯΛԡͯ͠OpenVRΛ௥Ճ • [Window]-[Package Manager]ΑΓ[OpenVR (Desktop)]ΛInstall (όʔδϣϯ͸1.0.5) • ίϯτϩʔϥʔରԠ ΫϩεϓϥοτϑΥʔϜʹରԠ

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!29 • Open VRͷΠϯϙʔτ • ίϯτϩʔϥʔରԠ • ֓Ͷ௚ײతͳରԠ෇͚ • Touch, AxisXDʹ΋ରԠ • ෺ཧతʹରԠ͍ͯ͠ͳ͍Ωʔ • A,X,Start,Back • ΫϩεϓϥοτϑΥʔϜରԠ͢Δ ͳΒࣄલͷ૝ఆΛ͓͢͢Ί ΫϩεϓϥοτϑΥʔϜʹରԠ Oculus IntegrationΛ༻͍ͨVive։ൃ࣌ͷίϯτϩʔϥʔରԠʹ͍ͭͯ - Qiita https://qiita.com/nkjzm/items/45112ef07f7d946e3521

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!30 Ҡ২ʹ͍ͭͯ Standalone VR Meetup #02 - connpass https://standalone-vr.connpass.com/event/132070/ Standalone VR MeetupͰฉ͍ͨײ͡ ૯ͯ͡؆୯ͦ͏…ʂ • OculusϓϥοτϑΥʔϜܥ • ౦ژΫϩϊε • EXOS_DEMO • SteamVR • ϦϦʔεࡁΈSteamVRήʔϜΛQuestʹҠ২ͨ͠࿩  https://qiita.com/GONBEEE_project/items/ 590405a1f514559712c5

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!31 τΡʔϯௐͷ3DϞσϧ͕  CC-BY3.0ͰखʹೖΔʂ - Poly Toolkit͕ศར  https://developers.google.com/poly/ develop/toolkit-unity - Object2TerrainͰ  ܰྔίϦδϣϯΛੜ੒ Google PolyͰ؆୯Ϩϕϧ੍࡞ʂ

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!32 Google PolyͰ؆୯Ϩϕϧ੍࡞ʂ ΦϒδΣΫτʹ߹ΘͤͯTerrainΛ࡞ΔʲUnityʳʲΤσΟλ֦ுʳ http://kan-kikuchi.hatenablog.com/entry/ObjectToTerrain - Poly Toolkit͕ศར - Object2TerrainͰ  ܰྔίϦδϣϯΛੜ੒

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!33 ϩέʔγϣϯϕʔεVRϨϕϧͷମݧ͕ࣗ୐Ͱؾܰʹग़དྷΔ - 5ສԁͷσόΠεͰา͖ճΕΔͷ࠷ߴ͗͢Δ - ൣғ֎ʹߦ͚ͳ͍͜ͱ͕෼͔Δݟͨ໨ ͩͱҰؾʹ޿͕Γ͕૿͢ ϧʔϜεέʔϧ͕௒ָ͍͠ʂʂʂ

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!34 ൣғ֎ʹߦ͚ͳ͍͜ͱ͕෼͔Δݟͨ໨

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!35 ຊ೔ͷൃද಺༰ 01 VRλϫʔσΟϑΣϯε 02 OculusQuest։ൃͷجຊ 03 OculusQuestͷ։ൃTIPS 04 OculusQuest׬શཧղʹཧղͨ͠

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!36 OculusQuest׬શཧղʹཧղͨ͠ Ҿ༻ݩ: https://twitter.com/kaitendaentai/status/1052689241744896001

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!37 OculusQuest׬શཧղʹཧղͨ͠ Ҿ༻ݩ: https://twitter.com/kaitendaentai/status/1052689241744896001 ೳྗͷ௿͍ਓ෺͕  ࣗΒͷ༰࢟΍ൃݴɾߦಈͳͲʹ͍ͭͯɺ  ࣮ࡍΑΓ΋ߴ͍ධՁΛߦͬͯ͠·͏  ༏ӽͷࡨ֮ΛੜΈग़͢ೝ஌όΠΞε Ҿ༻ݩ: μχϯάʹΫϧʔΨʔޮՌ - Wikipedia

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!38 OculusQuest׬શཧղʹཧղͨ͠ Ҿ༻ݩ: https://twitter.com/kaitendaentai/status/1052689241744896001

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!39 OculusQuest׬શཧղʹཧղͨ͠ Ҿ༻ݩ: https://twitter.com/kaitendaentai/status/1052689241744896001 ͜Ε͔Βٸܹʹࣗ৴Λࣦ͍ͬͯ͘༧ఆͳͷͰɺ Twitterͱ͔Qiitaͱ͔ϒϩάͱ͔Ͱ஌ݟڞ༗ͭͭ͠ɺ  ΈΜͳͰ੝Γ্͍͖͛ͯ·͠ΐ͏