Yasuhito NAGATOMO

Hello, I'm a visionOS/iOS developer in Tokyo, Japan. I specialize in visionOS, iOS, and iPadOS app development using AR (Augmented Reality) / ML (Machine Learning) technology.

	X (Twitter): twitter.com/AtarayoSD
email	atarayo.softdesign@icloud.com

Cosmic - Universe Simulator App Store, Product Page

	AR Plastic Ocean /2022 Under maintenance, Product Page
	AR Local Railways /2022 Under maintenance, Product Page
	AR Weather Locations /2022 Under maintenance, Product Page
	AR Train CW /2021 Under maintenance, Product Page
	AR Train Kids /2020 not providing Product Page

Medium: atarayosd.medium.com

	Evolution of Metal, ARKit, and RealitKit Evolution of visionOS Asset creation workflow for AR apps MaterialX Nodes in RealityKit Particle System in the RealityKit Kyenote and PDF file (CC0): GitHub
	Swift SIMD/simd Type Cheat Sheet Keynote and PDF file (CC0): GitHub

GitHub: github.com/ynagatomo

	ShaderGraph by Examples for visionOS GitHub Examples of ShaderGraph in RealityKit and visionOS 2. RealityKit, visionOS 2.0+
	Pilot A Glider for visionOS GitHub A sample project that lets users pilot a glider with a Game Controller. Game Controller, RealityKit, visionOS 2.1/2.2
	Flying Toy Rocket for visionOS GitHub A sample project that shows how to use Particle and Game Controller. Game Controller, RealityKit, visionOS 2.1
	App Intent Example for visionOS GitHub A sample project that shows an example of use of AppIntent in visionOS. AppIntents, RealityKit, visionOS
	HLS 360 Video Material for visionOS GitHub A sample app that uses HTTP Live Streaming 360 video as a video material. RealityKit, visionOS, HLS, HTTP server
	Shader Graph Material (SGM) Examples for visionOS GitHub A collection of Shader Graph Material Examples for visionOS Apps Shader Graph Material, RealityKit, visionOS
	360 Viewer in visionOS GitHub A simple visionOS app that displays 360 sphere image using a ShaderGraph material ShaderGraph, RealityKit, visionOS
	AR Basic App GitHub A minimal iOS AR app that can be used as a template when creating an AR app. SwiftUI, ARKit, RealityKit
	AR Wall Picture GitHub loads images from Photo Library and displays them on the wall in AR SwiftUI, ARKit, RealityKit, Metal
	AR Diffusion Museum GitHub Generates images using Stable Diffusion v2 and displays them with AR SwiftUI, ARKit, RealityKit, Apple/coreml-stable-diffusion
	ImgGenSD2 GitHub Generates images based on specified prompt using Stable Diffusion v2 SwiftUI, Apple/coreml-stable-diffusion Swift Package stabilityai/stable-diffusion-2 model

The following repositories have been discontinued due to lack of time for maintenance.
(Only AR Simple Geolocation is released as is for a while.)

	Basic Chat GPT A minimal iOS app that converse with OpenAI Chat GPT 3.5/4. SwiftUI, OpenAI API
	Hey ChatGPT A minimal iOS app that interacts with OpenAI Chat GPT 3.0 by voice. SwiftUI, AVFoundation, Speech, OpenAISwift
	Climate Spiral in visionOS A simple visionOS app that displays the Climate Spiral visionOS, SwiftUI, RealityKit
	Portal with Occlusion Material in visionOS A simple visionOS app that displays a portal with an Occlusion Material visionOS, SwiftUI, RealityKit
	ISS in your room in visionOS A simple visionOS app that displays the ISS in your room visionOS, SwiftUI, RealityKit
	microbit-swift-controller sample app Swift Package for Micro:bit / BLE
	AR Plastic Ocean Displays 3d ocean scenes with swimming fish and floating plastic in AR. SwiftUI, ARKit, RealityKit, Metal
	AR Weather Displays weather forecast for any locations in AR WeatherKit, SwiftUI, ARKit, RealityKit, Core Location
	AR Simple Geolocation GitHub Displays virtual objects at geographical locations SwiftUI, ARKit, RealityKit, Core Location
	AR Stickers Puts stickers in the air SwifUI, ARKit, RealityKit, Core Graphics drawing images using the Core Graphics assigning textures to geometries at runtime
	AR QR Scanner Scans QR code in the AR scene SwiftUI, ARKit, RealityKit, Vision QR code detection in ARFrame with Vision displaying polygons using RealityKit procedural geometry
	AR Art Attractors Displays 3D graphic art in AR SwiftUI, ARKit, RealityKit, Metal procedural geometry generation with RealityKit2 custom material generation with RealityKit and Metal Concurrent calculation with Swift Concurrency
	AR Climate Spiral Visualizes global temperature anomalies SwiftUI, ARKit, RealityKit procedural mesh and material generation
	AR Simple Sea Displays a wave animation SwiftUI, ARKit, RealityKit, Metal Geometry Modifier of RealityKit 2 and Metal
	AR Comic Effect Uses the Comic Postprocess Effect SwiftUI, ARKit, RealityKit, Core Image
	AR Video in Space Displays a video in space SwiftUI, ARKit, RealityKit Video Material of RealityKit
	AR Earth Observatory Visualizes time-series changes SwiftUI, ARKit, RealityKit, AVFoundation VideoMaterial of RealityKit
	AR InRoom ISS Displays ISS in your room SwiftUI, ARKit, RealityKit NASA's ISS 3d model
	AR Video Portal Displays 360 video SwiftUI, ARKit, RealityKit, AVFoundation Video Material of RealityKit
	AR inside ISS Allows you to walk in the ISS SwiftUI, ARKit, RealityKit NASA's 3d model
	AR Space Station Displays the ISS in real scale SwiftUI, ARKit, RealityKit NASA's 3d model
	AR Simple Portal Allows you to enter another world SwiftUI, ARKit, RealityKit Occlusion material of RealityKit
	ARQLSanta Uses the AR Quick Look API SwiftUI, ARKit, RealityKit

	Gist Swift Type-safe State Machine using Phantom types The correctness of transitions is checked at compile time. Xcode assists the available transitions at edit time.
	Gist Dump the RealityKit Entities dumpRealityEntity(_:printing:detail:org:) function