1674864 - Slow scrolling on https://stirringabyss.com/

Status: NEW

(Core :: Graphics: WebRender, defect)

Description

[Dzmitry Malyshau [:kvark]]

Attachment: mac-about-support.txt

Profile shows that we spend all of the time uploading textures - https://share.firefox.dev/35VTbrf
Scrolls much better without WR.

Comment 1

[Nicolas Silva [:nical]]

there's a suspicious amount of glyph being rasterized in a lot of frames during scroll (although I don't see them with glyph flashing), and GPU times are pretty bad (30ms-ish) on my laptop, most of the time spent in the image shader.