Le 29/08/2012 12:08, clipka a écrit :
> Am 29.08.2012 07:42, schrieb Ive:
> 
>> But what I will try some day is using POV-Ray as spectral renderer :)
> 
> And what /I/ will do some day is make a spectral rendering patch for
> POV-Ray :-)
> 
> From a mathematical point of view, the classic three-component RGB
> approach is a pretty poor one, no matter what color space you're using.
> From all the brain-wrecking I did about the topic, I suspect that a
> straightforward N-channel spectral approach is the best solution.
> 
> But first there's some cleaning-up to do on the color handling code of
> official POV-Ray.
> 


Assuming a ray's color is a 1D vector spectrum, please make the
pigment's color a 2D matrix. Most matrix would be resumed to a diagonal,
but using a matrix would allow to model shift on the spectrum.

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