react / react/react-native

Animation artifacting

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还没有人认领这个 Issue。

Never gets stale p: Expo Partner Type: New Architecture
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描述

Description

There is severe artifacting on iOS when using rotation animations with the Animated api on the new architecture and bridgeless.

Steps to reproduce

In RNTester, navigate to apis -> Animated -> Transform Styles. Select either rotateX, rotateY or both and you will observe the behaviour.

React Native Version

0.74.0-rc6

Affected Platforms

Runtime - iOS

Output of npx react-native info
System:
  OS: macOS 14.3.1
  CPU: (12) arm64 Apple M2 Pro
  Memory: 138.63 MB / 32.00 GB
  Shell:
    version: "5.9"
    path: /bin/zsh
Binaries:
  Node:
    version: 20.11.1
    path: ~/.nvm/versions/node/v20.11.1/bin/node
  Yarn:
    version: 1.22.22
    path: ~/.nvm/versions/node/v20.11.1/bin/yarn
  npm:
    version: 10.2.4
    path: ~/.nvm/versions/node/v20.11.1/bin/npm
  Watchman:
    version: 2024.01.22.00
    path: /opt/homebrew/bin/watchman
Managers:
  CocoaPods:
    version: 1.14.3
    path: /Users/alanhughes/.rbenv/shims/pod
SDKs:
  iOS SDK:
    Platforms:
      - DriverKit 23.2
      - iOS 17.2
      - macOS 14.2
      - tvOS 17.2
      - visionOS 1.0
      - watchOS 10.2
  Android SDK:
    API Levels:
      - "30"
      - "32"
      - "33"
      - "34"
    Build Tools:
      - 26.0.3
      - 28.0.3
      - 30.0.2
      - 30.0.3
      - 31.0.0
      - 33.0.0
      - 33.0.1
      - 33.0.2
      - 34.0.0
    System Images:
      - android-33 | Google APIs ARM 64 v8a
      - android-33 | Google Play ARM 64 v8a
      - android-34 | ARM 64 v8a
      - android-34 | Google APIs ARM 64 v8a
    Android NDK: Not Found
IDEs:
  Android Studio: 2023.2 AI-232.10300.40.2321.11567975
  Xcode:
    version: 15.2/15C500b
    path: /usr/bin/xcodebuild
Languages:
  Java:
    version: 17.0.8
    path: /Users/alanhughes/.sdkman/candidates/java/current/bin/javac
  Ruby:
    version: 2.7.8
    path: /Users/alanhughes/.rbenv/shims/ruby
npmPackages:
  "@react-native-community/cli": Not Found
  react:
    installed: 18.2.0
    wanted: 18.2.0
  react-native: Not Found
  react-native-macos: Not Found
npmGlobalPackages:
  "*react-native*": Not Found
Android:
  hermesEnabled: Not found
  newArchEnabled: Not found
iOS:
  hermesEnabled: Not found
  newArchEnabled: Not found
Stacktrace or Logs
na
Reproducer

https://github.com/facebook/react-native/tree/main/packages/rn-tester

Screenshots and Videos

Simulator Screenshot - iPhone 15 Pro Max - 2024-04-02 at 12 04 40

https://github.com/facebook/react-native/assets/30924086/13ab081f-3833-4b85-8654-2a308618e885

贡献指南

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从这里开始

  1. 先读完整个 Issue,再读项目的贡献指南。
  2. 在 Issue 下留言说明你要接手 —— 这能避免两个人做同样的事。
  3. Fork 仓库,在一个分支上完成修改。
  4. 提交 Pull Request,并在描述里引用这个 Issue 编号。

调研方向

在启用 new architecture 和 bridgeless mode 的 iOS 上打开 APIs → Animated → Transform Styles,在 packages/rn-tester 中重现该问题。测试 rotateX、rotateY 以及两者同时使用的情况,然后跟踪 Animated 的变换路径,以确定出现伪影的原因。当这些旋转动画能够在没有严重伪影的情况下渲染时,即表示完成。

由索引模型根据 Issue 内容生成。

评估

技术栈
ios, react-native
领域
mobile
Issue 类型
缺陷
难度
4/5
预计耗时
3-5 天
活跃度
停滞
描述清晰度
基本清楚
新手友好度
35/100

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