714307 - Flickering display in emulator (need to copy updated region from front->back buffer in /dev/graphics/fb0 fallback)

Status: RESOLVED FIXED

(Core :: Widget, defect)

Description

[Chris Jones [:cjones] inactive; ni?/f?/r? if you need me]

With bug 711867 we only repaint the dirty region, but for this fallback path we need to do the front->back update of what was repainted.

Comment 1

[Chris Jones [:cjones] inactive; ni?/f?/r? if you need me]

Attachment: Synchronize back/front buffers in gonk fallback path

Comment 2

[Chris Jones [:cjones] inactive; ni?/f?/r? if you need me]

Attachment: Synchronize back/front buffers in gonk fallback path, v2

Also sets the clipping region for the GL path, which I should have noticed in review.

Comment 3

[Chris Jones [:cjones] inactive; ni?/f?/r? if you need me]

(Made a local change to
        static_cast<LayerManagerOGL*>(lm)->SetClippingRegion(event.region);
.)

Comment 4

[Chris Jones [:cjones] inactive; ni?/f?/r? if you need me]

https://hg.mozilla.org/integration/mozilla-inbound/rev/b91a01700813

Comment 5

[Phil Ringnalda (:philor)]

https://hg.mozilla.org/mozilla-central/rev/b91a01700813