Koshimizu-Takehito

import SwiftUI

struct Card: Identifiable, Hashable {
    let id = UUID()
    let creditID = UUID()
    let colors: [Color]
    let name: String
    let number: String
}

Matt54

import RealityKit
import SwiftUI

struct PointLightsInsideContainerView: View {
    @State private var rootEntity: Entity?
    @State private var timer: Timer?
    @State private var spherePositions: [String: SIMD3<Float>] = [:]
    @State private var sphereTargetPositions: [String: SIMD3<Float>] = [:]
    @State private var rotationAngle: Float = 0
    

Koshimizu-Takehito

import SwiftUI

struct ContentView: View {
    var body: some View {
        VStack {
            TextSampleView(style: .foreground)
            TextSampleView(style: .mint)
            TextSampleView(style: linearGradient)
        }
        .font(.largeTitle)

Koshimizu-Takehito

import SwiftUI
import Observation

struct ContentView: View {
    @State private var model = MazeObject(width: 39, height: 39)
    @State private var resetID = UUID()
    @State private var disabled = false

    var body: some View {
        VStack {

Matt54

import RealityKit
import SwiftUI

struct GlowingSphere: View {
    @State private var opacity: Float = 1.0
    @State private var isForward: Bool = false
    
    var body: some View {
        GeometryReader3D { proxy in
            RealityView { content in

Koshimizu-Takehito

import SwiftUI

struct ContentView: View {
    var body: some View {
        ScrollView(.vertical) {
            ForEach(0..<1000) { i in
                RoundedRectangle(cornerRadius: 24)
                    .fill(.blue)
                    .frame(height: 100)
                    .padding(.horizontal)

Matt54

import RealityKit
import SwiftUI
import GameplayKit

struct MorphingSphereRealityView: View {
    @State private var currentEntity: Entity?
    @State private var morphFactor: Float = 0.0
    @State private var frameDuration: TimeInterval = 0.0
    @State private var lastUpdateTime = CACurrentMediaTime()
    

Matt54

import SwiftUI

struct AnimatingMaskedMeshView: View {
    let referenceDate: Date = .now
    
    @State private var mainPosition: CGPoint = .zero
    @State private var positions: [CGPoint] = []
    
    private let blurRadius = 20.0
    private let alphaThreshold = 0.875

stzn

データ競合安全

Swiftの基本的な概念について学び、データ競合のない並行コードを実現する方法を知りましょう。

原文	https://github.com/apple/swift-migration-guide/blob/main/Guide.docc/DataRaceSafety.md
更新日	2024/7/6(翻訳を最後に更新した日付)
ここまで反映	https://github.com/apple/swift-migration-guide/commit/24e31ffc589fefb42f08877878e689eb29b1644b

従来、可変状態(mutable state)は、細心の注意を払い、実行時の同期によって手動で保護する必要がありました。

Koshimizu-Takehito

import SwiftUI

@main
struct App: SwiftUI.App {
    var body: some Scene {
        WindowGroup {
            ContentView()
        }
    }
}