#augmented-reality

Build WebXR product viewer for e-commerce. Features: 1. 3D model loading (glTF/GLB). 2. AR placement on real-world surfaces (hit testing). 3. Touch gestures for rotation and scaling. 4. Lighting estimation for realism. 5. Fallback for non-XR devices (3D model viewer). 6. Annotations on model parts. 7. Animation playback controls. 8. Performance optimization (draco compression). Include 'View in Room' button integration.