Very bad performance(high cpu usage) on Impeller iOS

Hi ! thanks for reporting, will share this with our developers, may I know which phone are you using it on?

Hi Siegfried, can you try testing on the latest master version of Flutter.

The Flutter team recently made a fix to improve things for Impeller. See here: https://github.com/flutter/flutter/issues/134432#issuecomment-2108920681

github.com

[Impeller] Tessellation overhead causes regression on some animations. · Issue #134432 · flutter/flutter Details Hi there! Running into a severe performance regression with Impeller when running a Rive animation. This was first reported by a customer who did not experience any issues using the Rive Ed...

If you're still encountering issues it'll be helpful if you can share an example project and .riv file that we can share with the Flutter team to report the issue.

I see that this is now available in the latest Flutter v3.2.2

You can find more information in their release notes (Stencil-then-Cover): https://medium.com/flutter/whats-new-in-flutter-3-22-fbde6c164fe3

medium.com

What’s new in Flutter 3.22 WebAssembly, Graphics rendering enhancements, and more options for AI integration