Closed Bug 1804914 Opened 1 year ago Closed 1 year ago

Represent compositor transforms using scale-offsets instead of 4x4 matrices

Categories

(Core :: Graphics: WebRender, task, P3)

task

Tracking

()

RESOLVED FIXED
111 Branch
Tracking Status
firefox111 --- fixed

People

(Reporter: nical, Assigned: nical)

References

(Blocks 1 open bug)

Details

Attachments

(1 file)

We only use scale+offset transforms, and the occlusion culling code relies on only using transforms that preserve axis alignment.

This is a small step towards unifying the draw compositor and the compositor trait.

The draw compositor's occlusion culling optimization relies on the transforms preserving axis alignment.

Pushed by nsilva@mozilla.com:
https://hg.mozilla.org/integration/autoland/rev/3c8064ca0bda
Represent compositor transforms using scale-offsets instead of 4x4 matrices. r=gw
Status: NEW → RESOLVED
Closed: 1 year ago
Resolution: --- → FIXED
Target Milestone: --- → 111 Branch
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