Closed Bug 1546110 Opened 6 years ago Closed 6 years ago

Hovering over flipping text element doesn't correctly show back-face with WebRender on

Categories

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

Product:
Core
Component:
Graphics: WebRender
Platform:
Unspecified
Windows 10
Type:
defect

Tracking

()

Status:
RESOLVED DUPLICATE of bug 1525641
Tracking Flags:
Tracking Status
firefox66 --- wontfix
firefox67 --- wontfix
firefox68 --- fixed

People

(Reporter: pmagyari, Assigned: kvark)

References

(Regression)

Details

(Keywords: regression)

Affected versions:

Firefox Nightly 68.0a1
Firefox Beta 67.0b12
Firefox Release 66.0.3

Affected platforms:

Windows 10

Steps to reproduce:

  1. Open Firefox.
  2. Go to https://bug1442915.bmoattachments.org/attachment.cgi?id=8955810
  3. Hover cursor over the grey flipping-text element.

Expected result:

After the flip animation, some text should appear in the same area.

Actual result:

Grey area becomes white and no text is visible.

Additional notes:

This issue appears to be the same as Bug 1442916
This issue does NOT occur when WebRender is disabled.

Thanks for filing! mozregression pointed me to this range:

https://hg.mozilla.org/integration/autoland/pushloghtml?fromchange=6447311d0412b8c648376318e8791fcd72bc2787&tochange=fbbe71ee84680831bc452626545c58b57763886a

which implicates bug 1501001, i.e. servo/webrender#3131

Has Regression Range: --- → yes
status-firefox66: affected → wontfix
status-firefox67: affected → fix-optional
Flags: needinfo?(dmalyshau)
Keywords: regression
Regressed by: 1501001

possibly an effective dupe of the issues kvark and matt found while working on Bug 1525641

Assignee: nobody → dmalyshau
Status: NEW → ASSIGNED
Flags: needinfo?(dmalyshau)
Blocks: wr-68
Priority: -- → P2
Status: ASSIGNED → RESOLVED
Closed: 6 years ago
Resolution: --- → DUPLICATE
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