On Fri, 5 Oct 2001, Dr Andrew C Aitchison wrote:
> On Thu, 4 Oct 2001, Mark Vojkovich wrote:
>
> > You can't touch XF86VidModeGetGamma(). It's written in
> > stone already.
>
> xgamma -gamma 0
> Gamma values must be between 0.100 and 10.000
>
> Is there enough room on the stone to use a value like 0.0 or -1.0
> to indicate that there is no current value, or would that break
> existing clients ?
I don't know. It would probably just be safer to return 1.0
whenever you weren't sure what the gamma was. The only client
I know of is xgamma. It don't think 0.0 or -1.0 would break
xgamma (haven't looked at the source).
Mark.
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