On 3/20/2017 8:21 AM, clipka wrote:
> Am 20.03.2017 um 02:21 schrieb Mike Horvath:
>> On 11/29/2016 10:56 PM, clipka wrote:
>>> Gamut of all theoretically possible surface colours, under D65 (noon
>>> daylight) illumination, in CIE 1931 xyY space.
>>>
>>
>> Here's my version, thanks to clipka and Bruce Lindbloom.
>
> That looks about right now.
>
> You seem to have a gap between the shape and the "black pane" though,
> which is particularly noticeable in the yellow and green regions.
>
> I'd therefore recommend investing a bit of extra work to make the shape
> extend to the black point -- or, more precisely, the locus of
> infinitesimally dark spectral colours.
>

I'm not sure what to do with black. It's degenerate in xyY space, isn't 
it? I get divide-by-zero errors when converting from XYZ.


Mike

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