luckysmg

Seems like https://github.com/flutter/flutter/issues/103847#issuecomment-1261796761 and seems because engine send data to engine? See https://github.com/flutter/flutter/issues/103847#issuecomment-1128397840 When you close devtools this should not happen^_^

I think we need to triage something to comfirm that the junk is related to platform view or not? Because things get very different when there are platform views in...

Did some local testing. The animation seems to be fine on flutter textfield. But notice very very little laggy (or junk) on platfrom view text field scene. The laggy (or...

I did some invesigation and debugging. Add print log like this to know if the function `nextDrawable` will takes much time in `IOSSurfaceMetalSkia.mm` `nextDrawable takes much time` in below table...

Yes...I tested this on your branch and also see jitter....Maybe not related with MetalLayer or its nextDrawble method....

Hi @cyanglaz. I did some detailed debugging today.....and get some conclusions maybe valuable. 1. Without presenting metal contents, if we don't add`CATransaction`.... **The screen is very smooth.** See patch:https://github.com/flutter/engine/compare/main...luckysmg:engine:platformView_no_present_test 2....

Found this crash too.. ``` Fatal Exception: realm::KeyNotFound ```

+1

Hi all. I noticed this issue. And I noticed that you devices is IPhone 13 Pro Max and you are dragging on the screen to test the ListView and dragging...

Tested on iPhone12, with a simple `ListView` in **Profile mode.** flutter doctor -v: ``` [✓] Flutter (Channel master, 3.4.0-19.0.pre.158, on macOS 12.5 21G72 darwin-arm64 (Rosetta), locale zh-Hans-CN) • Flutter version...