1456830 - [Google Maps] The "Earth globe" is not properly rendered after refreshing the webpage

Status: RESOLVED WORKSFORME

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

Description

[Emil Ghitta, QA [:emilghitta]]

[Affected versions]:
Firefox 61.0a1 (BuildId:20180425100122).
Firefox 60.0b5 (BuildId:20180423171039).
Firefox 59.0.2 (BuildId:20180323154952).

[Unaffected versions]:
Firefox 52.7.3 esr (BuildId:20180322140748).

[Affected platforms]:
macOS 10.13 (Intel Iris Pro 1536).
macOS 10.10.5 (Intel Iris Pro 1536).

[Steps to reproduce]:
1.Launch Firefox.
2.Access the https://www.google.ro/maps website.
3.Change to "Satellite" view.
4.Zoom out until the list of planets are displayed.
5.Refresh the webpage.

[Expected result]:
The Earth is properly rendered.

[Actual result]:
The Earth is not properly rendered.

[Regression range]:
This seems to be a regression:

Last good revision: 767a4bd1abbaf3de1cd2271bc92f0edc29581c9b
First bad revision: 49259b3833d75f094db54b302ac13909a709e0cc

Pushlog:
https://hg.mozilla.org/integration/mozilla-inbound/pushloghtml?fromchange=767a4bd1abbaf3de1cd2271bc92f0edc29581c9b&tochange=49259b3833d75f094db54b302ac13909a709e0cc

[Additional information]:
For further information regarding this issue please observe the following screencast: https://drive.google.com/open?id=1EcqYctIDdzWbebLGV9zuUNMXcyWK3vy4

Comment 1

[Emil Ghitta, QA [:emilghitta]]

Hi Jeff,

It seems that mozregression pointed Bug 1388565.

Could you please have a look? 

Thanks!

Comment 2

[Kelsey Gilbert [:jgilbert]]

I believe this is fixed now. Is it still broken for you?

Comment 3

[Alexandru Trif, Desktop Test Engineering [:atrif]]

Hello!
Successfully reproduced the issue using macOS 10.12 with Intel Iris Pro 1536, Firefox 61.0a1(20180425100122) and steps from comment 0.

The issue no longer occurs on Firefox 69.0a1 (20190707211726) using the same gpu.

Comment 4

[Kelsey Gilbert [:jgilbert]]

Thank you!!