1689805 - [Direct3D 11 (Advanced Layers)] [Direct3D 11] CSS transform would not work on certain testcase when Direct3D 11 (Advanced Layers) or Direct3D 11 compositing

Status: RESOLVED FIXED

(Core :: Graphics, defect, P3)

Description

[Alice0775 White]

It works as expected when WebRender and (*)Basic compositing.

Steps to reproduce:
Open https://bugzilla.mozilla.org/attachment.cgi?id=9200185

Actual Results:
The anchor element and content text scroll by the same amount.
Font appearance of the anchor element is too big.

Expected Results:
The anchor element and content text should scroll with parallax as the page is scrolled.

(*) the following patch fix the issue when Basic compositor.
ebc2ea295bd6b2a6fc064af730145e9b8d2b5f2c Andrew Osmond — Bug 1684170 - Decouple WebRender and Software WebRender gfxConfig features. r=jrmuizel

Comment 1

[Andrew Osmond [:aosmond] (he/him)]

(In reply to Alice0775 White from comment #0)

(*) the following patch fix the issue when Basic compositor.
ebc2ea295bd6b2a6fc064af730145e9b8d2b5f2c Andrew Osmond — Bug 1684170 - Decouple WebRender and Software WebRender gfxConfig features. r=jrmuizel

This is probably because many Basic users switched to Software WebRender with that bug.