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Maniphest T4426

[kwin] Scanout wl_buffer in DrmBackend
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Description

Mostly for fullscreen windows: bypass compositing and perform direct scanout from the wl_buffer.

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sitter added a project: Plasma on Wayland.Nov 7 2016, 1:40 PM
sitter added a subscriber: sitter.
sitter added a comment.Nov 7 2016, 2:48 PM

Originally made by graesslin at 2016-10-24 06:09:21 UTC

Part of the project is also discussed in https://blog.martin-graesslin.com/blog/2015/08/layered-compositing/

sitter assigned this task to romangg.Nov 7 2016, 2:53 PM
graesslin added a project: KWin.Jan 28 2017, 8:01 PM
graesslin moved this task from Backlog to Work In Progress on the KWin board.
romangg moved this task from Work In Progress to Postponed on the Plasma on Wayland board.Feb 6 2018, 3:35 PM
romangg moved this task from Work In Progress to Postponed on the KWin board.
romangg triaged this task as Low priority.Feb 16 2018, 2:04 PM
romangg added a comment.Mar 13 2018, 3:39 PM

We wait till Xwayland has multi-buffer support to not lead to tearing here. Otherwise it's not really useful since we could use it for games mostly. Mobile in the future might be another use case to save battery.

romangg moved this task from Postponed to Backlog on the KWin board.Oct 17 2019, 11:03 AM
romangg removed romangg as the assignee of this task.Apr 23 2020, 5:05 PM
romangg added a subscriber: romangg.