1214466 - Android FF should wake lock the screen and CPU when in VR mode.

Status: UNCONFIRMED

(Core :: WebVR, defect)

Description

[Casey Yee]

User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/48.0.2533.0 Safari/537.36

Steps to reproduce:

when entering VR with requestFullscreen({ vrDisplay: vrDisplay }), we should wake-lock the device so that the screen remains active when viewing VR content.


Actual results:

Device sleeps.


Expected results:

Device should stay awake.

Comment 1

[Casey Yee]

Related:

Bug 1054113 - Firefox for Android should support Navigator.requestWakeLock API
https://bugzilla.mozilla.org/show_bug.cgi?id=1054113

We should also aim to have the above bug fixed so that we can request wake-lock with VR content that does not use the VR API's.

Comment 2

[Casey Yee]

Here's the work-around that Boris' WebVR-boilerplate uses:
https://github.com/borismus/webvr-boilerplate/blob/master/src/wakelock.js

Comment 3

[:kip (Kearwood Gilbert)]

When we implement WebVR for Android, this should be handled automatically when entering VR presentation.  I'll keep this bug open to track this requirement.