1404701 - Low WebGL FPS compared to Chrome in a very simple scene

Status: RESOLVED DUPLICATE of bug 1010527

(Core :: Graphics: CanvasWebGL, defect, P3)

Description

[vlad]

Attachment: Screenshot from 2017-10-01 14-57-23.png

User Agent: Mozilla/5.0 (X11; Fedora; Linux x86_64; rv:55.0) Gecko/20100101 Firefox/55.0
Build ID: 20170901071738

Steps to reproduce:

Open https://threejs.org/examples/#webgl_camera — three.js demo with a very simple graphics

Additional details:

Performance profile: https://perfht.ml/2wrDQfh
OS: Fedora 26, Linux 4.12
glxinfo: https://paste.fedoraproject.org/paste/8jkX~TJ00IiIfwQbUTvxMg
lshw: https://paste.fedoraproject.org/paste/lqkQpYlpr9fDqHYJg5z8bg
telemetry JSON: https://paste.fedoraproject.org/paste/IsESibcLS790RbxblCzjig


Actual results:

Got about 25 FPS


Expected results:

FPS should be 60 — as it is with Chrome

Comment 1

[Milan Sreckovic [:milan] (needinfo for best results)]

Vlad, is this something you're seeing with 55 and not earlier versions of Firefox, or a general observation?

Comment 2

[vlad]

55 is just a browser I used to report this bug. I'm seeing the problem with 57. In 55, framerate is even lower than in 57.

Comment 3

[Firefox Bug Husbandry Bot]

https://wiki.mozilla.org/Bug_Triage/Projects/Bug_Handling/Bug_Husbandry#Move_fix-optionals