1216580 - background-attachment:fixed clip stealing doesn't work for display items that create their own layer

Status: RESOLVED FIXED

(Core :: Layout, defect)

Description

[Markus Stange [:mstange]]

Attachment: testcase

STR:
 1. Set the pref layout.gpu-image-scaling.enabled=true and restart.
 2. Open the testcase.
 3. Notice that the rounded corners are missing.

Comment 1

[Markus Stange [:mstange]]

Attachment: MozReview Request: Bug 1216580 - Make background-position:fixed clip stealing work with display items that create their own layer. r?mattwoodrow

Bug 1216580 - Make background-position:fixed clip stealing work with display items that create their own layer. r?mattwoodrow

Comment 2

[Matt Woodrow (:mattwoodrow)]

Comment on attachment 8679480 [details]
MozReview Request: Bug 1216580 - Make background-position:fixed clip stealing work with display items that create their own layer. r?mattwoodrow

https://reviewboard.mozilla.org/r/23423/#review20953

Comment 3

[Markus Stange [:mstange]]

I was missing a " + mParameters.mOffset" in the calculation of layerClipRect. Adding that fixes a few reftests.

Comment 4

[Markus Stange [:mstange]]

https://hg.mozilla.org/integration/mozilla-inbound/rev/c1fa0502aa5da1a9dafaa6aa35e902a66473a89c
Bug 1216580 - Make background-position:fixed clip stealing work with display items that create their own layer. r=mattwoodrow

Comment 5

[Wes Kocher (:KWierso) (Not reading bugmail; email directly if needed)]

https://hg.mozilla.org/mozilla-central/rev/c1fa0502aa5d

Comment 6

[Carsten Book [:Tomcat]]

https://hg.mozilla.org/releases/mozilla-b2g44_v2_5/rev/c1fa0502aa5d