Am 29.03.2017 um 04:36 schrieb Mike Horvath:
> I am once again projecting the sRGB gamut into xyY space. This time,
> however, I am generating a mesh parametrically instead of creating an
> isosurface.
> 
> All goes well until R, G and B are all equal to zero, since xyY space
> doesn't like this coordinate.
> 
> How should I handle this case? Should I just skip it and not render a
> triangle there? Or is there a better way to handle it?

My recommendation would be to go as close to 0 as you can (e.g. 1e-6).
If you feel like it, you can add some hard-coded triangles from there to
(x,y,Y)=(0,0,0) to get a closed shape.

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