HDR support in Wayland/Weston

[Graeme Gill]

Michel Dänzer wrote:
> As of xserver 1.19, if the Xorg driver calls xf86HandleColormaps(), all
> relevant mappings (colormap, global gamma, xf86VidMode per-X-screen
> ramp, RandR per-CRTC ramp) are composed, and the result is applied to
> the hardware LUT for all CRTCs.

Hmm. Yuk from a color management point of view. So when
I load up an ICC display profile I really need to reset
all of that to be certain the screen is color calibrated!

Cheers,
	Graeme Gill.