1437097 - dl-test-transform is really bad with WebRender

Status: RESOLVED WONTFIX

(Core :: Graphics: WebRender, defect, P2)

Description

[Jeff Muizelaar [:jrmuizel]]

https://jrmuizel.github.io/implementation-tests/dl-test-transform.html

https://perfht.ml/2nQ7hVN

Comment 1

[Jeff Muizelaar [:jrmuizel]]

This looks mostly apz related

Comment 2

[Jeff Muizelaar [:jrmuizel]]

Including a version of bug 1423370 made a big difference. (bug 1434243 likely helped too)
https://perfht.ml/2EdwJux

Comment 3

[Jeff Muizelaar [:jrmuizel]]

With those changes our fps our similar to trunk, however we spend quite a bit less time on the main thread. The biggest place to look for wins will be from bug 1437091.

Comment 4

[Jeff Muizelaar [:jrmuizel]]

webrender off profile: https://perfht.ml/2EfVA0W

Comment 5

[Jeff Muizelaar [:jrmuizel]]

I don't think we need to block the release on this.

Comment 6

[Glenn Watson [:gw]]

There is only WR.