Re: Gamma, AA and Fonts

Around 12 o'clock on Mar 18, Billy Biggs wrote:

>   The standard gamma of 2.2 is pretty prevalent.  I was told that the
> gamma returned by most monitors isn't correct anyway.  I agree that X
> should provide some way of querying a global display gamma value so we
> can use it for image processing (and compositing).

X has a standard for setting and querying the value->luminance curves for 
each primary on the screen, plus a standard for setting and querying the 
conversion from CIEXYZ to RGBi.  Read up on the XDCCC support in the ICCCM.

Keith Packard        XFree86 Core Team        Compaq Cambridge Research Lab


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