"Tim Attwood" <tim### [at] comcastnet> wrote:
> > I would like to request that POV-Ray natively support color spaces other
> > than RGB (namely HSL) without having to use conversion formulas and all
> > that.
> There's macros in colors.inc for that...
> CHSL2RGB( )
>
> I'm not sure what syntax you would sugest, you'd need a
> hsl keyword similar to rgb?
> pigment {color hsl <1,1,1>} // like this?

Yes, that is along the lines of what I was thinking. We'd need an hslt
keyword, as well (for the transparency).

> I don't care for the look of CHSL2RGB() but it can
> be redefined
> #macro hsl(A) CHSL2RGB(A) #end
> Then you'd end up with
> pigment {color hsl(<1,1,1>)}
> which isn't much different.

Does the CHSL2RGB function take transparency into account? E.g., can the
function take a color vector with more than three components? The docs
don't say.

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