[Sugar-devel] automatic backlight control

Bert Freudenberg bert at freudenbergs.de
Mon Nov 21 09:48:30 EST 2011

On 21.11.2011, at 15:29, Walter Bender wrote:

> Paul,
> Unless the display design is different than it was in 2007, then there
> is no way to decouple turning off the backlight and going into
> monochrome. Also, turning on the backlight adds color back (although
> the amount of color vs monochrome in the mix is a function of the
> backlight vs ambient-light levels. So I am not sure we could implement
> your proposal with the current hardware.
> -walter

This is about switching the DCON's hardware anti-aliasing. OLPC has started to refer to that as "color vs monochrome" mode (presumably because it's hard to explain to others why you would or would not want AA).

Here's how it works:

- Bert -

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