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[New Architecture] LayoutAnimation Breaking #38661

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@ravindraguptacapgemini

Description

@ravindraguptacapgemini

Description

After migrating to new architecture, the animation configured with LayoutAnimation are behaving differently, we can observe a kind of jerk in the animation. Attached the videos and repo for reproduction of the issue.

Also check in slow motion with simulator, eventually the views are not adopting the slow animation and breaking.

React Native Version

0.72.3

Output of npx react-native info

System:
OS: macOS 13.4.1
CPU: (12) arm64 Apple M2 Pro
Memory: 312.44 MB / 32.00 GB
Shell:
version: "5.9"
path: /bin/zsh
Binaries:
Node:
version: 16.20.0
path: /usr/local/bin/node
Yarn:
version: 1.22.19
path: /opt/homebrew/bin/yarn
npm:
version: 8.19.4
path: /usr/local/bin/npm
Watchman:
version: 2023.06.26.00
path: /opt/homebrew/bin/watchman
Managers:
CocoaPods:
version: 1.12.1
path: /Users/ravindragupta/.rbenv/shims/pod
SDKs:
iOS SDK:
Platforms:
- DriverKit 22.4
- iOS 16.4
- macOS 13.3
- tvOS 16.4
- watchOS 9.4
Android SDK: Not Found
IDEs:
Android Studio: 2022.2 AI-222.4459.24.2221.10121639
Xcode:
version: 14.3.1/14E300c
path: /usr/bin/xcodebuild
Languages:
Java:
version: 11.0.19
path: /usr/bin/javac
Ruby:
version: 3.0.4
path: /Users/ravindragupta/.rbenv/shims/ruby
npmPackages:
"@react-native-community/cli": Not Found
react:
installed: 18.2.0
wanted: ^18.2.0
react-native:
installed: 0.72.3
wanted: 0.72.3
react-native-macos: Not Found
npmGlobalPackages:
"react-native": Not Found
Android:
hermesEnabled: false
newArchEnabled: true
iOS:
hermesEnabled: false
newArchEnabled: true

Steps to reproduce

Use LayoutAnimation with New Architecture (Fabric) and observe issues with animation.

Snack, code example, screenshot, or link to a repository

Reproducible Demo App: https://github.com/ravindraguptacapgemini/reproducer-react-native-maps-events/tree/layout-animation-issue

Videos and Screenshot:

Old.Architecture.mov
New.Architecture.mp4
New Architecture Animation Breaking

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