[Open-graphics] Color correction

[Marcel Moreaux]

On Tue, Nov 23, 2004 at 04:00:57PM -0500, Timothy Miller wrote:
> Marcel Moreaux wrote:
> >A friend of mine asked if the card would have color correction
> >capabilities. [snip]
> 
> When you say "color correction", do you mean "altering the gamma function"?
> 
> The video controller will have a LUT which will enable gamma correction.

Said friend hasn't gotten back to me yet, so I've looked around myself.

Would this be a single LUT for R, G, and B combined, or three LUTs, one
for R, G, and B each?

I'm not sure if three separate LUTs is required for decent color
correction, or even useful.