<AWT Dev> RFR: 8273355: Lanai: Flickering on tooltip appearance IntelliJ IDEA 2021.2.1

[Phil Race]

On Sat, 4 Sep 2021 19:54:55 GMT, Alexey Ushakov <avu at openjdk.org> wrote:

> Used setOpaque() method to set correct background of platform window

src/java.desktop/macosx/classes/sun/lwawt/LWWindowPeer.java line 295:

> 293:             // Set correct background for a window before making it visible
> 294:             platformWindow.setOpaque(!isTranslucent());
> 295:         }

This looks as if it will affect OpenGL as well as Metal.
Do you see the flckering with both pipelines ?
What testing have you done with both of them ?

-------------

PR: https://git.openjdk.java.net/jdk/pull/5373