Review Request 109792: Update 'dim display' algorithm.

[Sebastian Kügler]

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This patch can go in with the dimRatio KConfig option removed.

- Sebastian Kügler


On April 13, 2013, 10:53 a.m., Danny Baumann wrote:
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> http://git.reviewboard.kde.org/r/109792/
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> (Updated April 13, 2013, 10:53 a.m.)
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> Review request for kde-workspace, Solid, Dario Freddi, and Oliver Henshaw.
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> Description
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> This change does two things:
> - No longer dim display before the dim time set by the user elapses.
>   This fixes bug #304696
> - No longer assume that 0% display brightness produces a visible result.
>   This doesn't work with the intel-backlight backlight interface (as it
>   turns off the backlight at 0% brightness). According to the kernel
>   developers (see [1] and [2]), this isn't a safe assumption to make for
>   other backlight interfaces either. Instead of always dimming to 0%,
>   make the amount of dimming configurable.
> 
> [1]
> http://lists.freedesktop.org/archives/intel-gfx/2013-March/026152.html
> [2]
> http://lists.freedesktop.org/archives/intel-gfx/2013-March/026140.html
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> This addresses bug 304696.
>     http://bugs.kde.org/show_bug.cgi?id=304696
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> Diffs
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>   powerdevil/daemon/actions/bundled/dimdisplay.cpp 11554e3ba5d2f67d4d1de9d61c744c6c40a32d27 
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> Diff: http://git.reviewboard.kde.org/r/109792/diff/
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> Testing
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> Thanks,
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> Danny Baumann
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>

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