[RFC wayland-protocols] Add the color-management protocol

[Daniel Stone]

Hi,

On 19 December 2016 at 02:08, Carsten Haitzler <raster at rasterman.com> wrote:
> On Sat, 19 Nov 2016 17:29:20 +0100 Niels Ole Salscheider
> <niels_ole at salscheider-online.de> said:
>> +  <interface name="zwp_colorspace_v1" version="1">
>> +    <description summary="represents a color space">
>> +      This interface represents a color space that can be attached to
>> surfaces.
>> +      It is used by the zwp_color_management_v1 interface.
>> +    </description>
>
> so... here is my question - shouldn't the colorspace be tired to a buffer? not
> a surface? yes. i know. the surface "displays" the buffer... but the colorspace
> is intrinsic to the buffer content... right?

Conceptually, buffer is a good shout, but buffers are hidden from you
in EGL. Given that people will want to do (at least vaguely)
colour-correct GL rendering, that makes surface rather than bufer the
right choice.

Cheers,
Daniel