How to handle 3D content on Android XR

Android XR で3Dコンテンツを扱う方法
https://hey.connpass.com/event/358065/

Transcript

1. AKKEY / AKIO ITAYA Android XRͰ3DίϯςϯπΛѻ͏ํ๏ Ebisu.mobile #10 Google I/O
2. https://io.google/2025/explore/technical-session-22 Building di ff erentiated apps 
 for Android XR with 3D content Google I/O 2025
3. 1. ࠷ॳͷσόΠε͸ Samsung ͷ Project Moohan 2. Home SpaceɾFull Space ͱ͍͏2ͭͷϞʔυ 3. SceneCore ʹΑΔ Skybox ͱ຅ೖܕϏσΦ 4. glTFϑΝΠϧΛ࢖༻ͨ͠3DΦϒδΣΫτදࣔ 5. ARCore ʹΑΔӬଓΞϯΧʔͱϋϯυτϥοΩϯά Summary of the Session
4. 1. ࠷ॳͷσόΠε͸ Samsung ͷ Project Moohan 2. Home SpaceɾFull Space ͱ͍͏2ͭͷϞʔυ 3. SceneCore ʹΑΔ Skybox ͱ຅ೖܕϏσΦ 4. glTFϑΝΠϧΛ࢖༻ͨ͠3DΦϒδΣΫτදࣔ 5. ARCore ʹΑΔӬଓΞϯΧʔͱϋϯυτϥοΩϯά Summary of the Session https://news.samsung.com/global/unlock-the-in fi nite-possibilities-of-xr-with-galaxy-ai ޖೠ / ແݶ
5. 1. ࠷ॳͷσόΠε͸ Samsung ͷ Project Moohan 2. Home SpaceɾFull Space ͱ͍͏2ͭͷϞʔυ 3. SceneCore ʹΑΔ Skybox ͱ຅ೖܕϏσΦ 4. glTFϑΝΠϧΛ࢖༻ͨ͠3DΦϒδΣΫτදࣔ 5. ARCore ʹΑΔӬଓΞϯΧʔͱϋϯυτϥοΩϯά Summary of the Session https://developer.android.com/design/ui/xr/guides/foundations
6. 1. ࠷ॳͷσόΠε͸ Samsung ͷ Project Moohan 2. Home SpaceɾFull Space ͱ͍͏2ͭͷϞʔυ 3. SceneCore ʹΑΔ Skybox ͱ຅ೖܕϏσΦ 4. glTFϑΝΠϧΛ࢖༻ͨ͠3DΦϒδΣΫτදࣔ 5. ARCore ʹΑΔӬଓΞϯΧʔͱϋϯυτϥοΩϯά Summary of the Session https://developer.android.com/design/ui/xr/guides/environments
7. 1. ࠷ॳͷσόΠε͸ Samsung ͷ Project Moohan 2. Home SpaceɾFull Space ͱ͍͏2ͭͷϞʔυ 3. SceneCore ʹΑΔ Skybox ͱ຅ೖܕϏσΦ 4. glTFϑΝΠϧΛ࢖༻ͨ͠3DΦϒδΣΫτදࣔ 5. ARCore ʹΑΔӬଓΞϯΧʔͱϋϯυτϥοΩϯά Summary of the Session ࠓճͷ 
 ຊ୊
8. 1. ࠷ॳͷσόΠε͸ Samsung ͷ Project Moohan 2. Home SpaceɾFull Space ͱ͍͏2ͭͷϞʔυ 3. SceneCore ʹΑΔ Skybox ͱ຅ೖܕϏσΦ 4. glTFϑΝΠϧΛ࢖༻ͨ͠3DΦϒδΣΫτදࣔ 5. ARCore ʹΑΔӬଓΞϯΧʔͱϋϯυτϥοΩϯά Summary of the Session https://io.google/2025/explore/technical-session-22
9. glTF
10. Passthrough in screen capture 3Dσʔλʹ·ͭΘΔ֦ுࢠΛ·ͱΊͯΈͨɹ ～ GLB/OBJ/STL/FBX/USDZ ～ 
 https://note.com/andpad_zero/n/n74fb9a73b4a4
11. ࣮૷
12. Zenith for Android Android XR Sample App AkkeyLab
13. @SuppressLint("RestrictedApi") @Composable fun MySpatialContent() { val session = checkNotNull(LocalSession.current) SpatialPanel() { LaunchedEffect(key1 = Unit) { val model = GltfModel.create(session, “models/girl.gltf") .await() var modelEntity = GltfModelEntity.create( session = session, model = model ) } } }
14. @SuppressLint("RestrictedApi") @Composable fun MySpatialContent() { val session = checkNotNull(LocalSession.current) var modelEntity by remember { mutableStateOf<GltfModelEntity?>(null) } SpatialPanel() { LaunchedEffect(key1 = Unit) { val model = GltfModel.create(session, “models/girl.gltf") .await() modelEntity = GltfModelEntity.create( session = session, model = model ) } DisposableEffect(Unit) { onDispose { modelEntity?.dispose() } } } }
15. @SuppressLint("RestrictedApi") @Composable fun MySpatialContent(onRequestHomeSpaceMode: () -> Unit) { val session = checkNotNull(LocalSession.current) var modelEntity by remember { mutableStateOf<GltfModelEntity?>(null) } SpatialPanel(SubspaceModifier.width(1280.dp).height(800.dp).resizable().movable()) { LaunchedEffect(key1 = Unit) { val model = GltfModel.create(session, "models/girl.gltf").await() val entity = GltfModelEntity.create( session = session, model = model, pose = Pose( translation = Vector3(0f, -0.5f, 0.2f), rotation = Quaternion.fromEulerAngles(Vector3(90f, 0f, 0f)) ) ) entity.setScale(0.5f) modelEntity = entity } DisposableEffect(Unit) { onDispose { modelEntity?.dispose() } } } }
16. LT࿮Ͱొஃ https://gdg-tokyo.connpass.com/event/356777/
17. Zenith for Android github.com/AkkeyLab/zenith-android
 3D Anime Character girl for Blender C1 by CGCOOL
 https://skfb.ly/oyACQ
18. Thank you !!