[Radiance-general] Converting XYZ to Radiance RGB

parisa khademagha p.khademagha at gmail.com
Thu Jun 23 06:26:08 PDT 2016


Hi Greg,

Thank you so much! I will give it a try.

Cheers,
Parisa

On 23 June 2016 at 15:12, Greg Ward <gregoryjward at gmail.com> wrote:

> Hi Parisa,
>
> You can use the xyz_rgb.cal definitions in ray/src/cal/cal, like so:
>
> rcalc -f xyz_rgb.cal -e "$1=R($1,$2,$3);$2=G($1,$2,$3);$3=B($1,$2,$3)"
>
> Then, type or redirect your XYZ values separated by spaces or tabs to the
> standard input to get RGB values on the standard output.
>
> Cheers,
> -Greg
>
> *From: *parisa khademagha <p.khademagha at gmail.com>
>
> *Subject: *[Radiance-general] Converting XYZ to Radiance RGB
>
> *Date: *June 23, 2016 8:34:54 AM EDT
>
> *To: *Radiance general discussion <radiance-general at radiance-online.org>
>
> *Reply-To: *Radiance general discussion <
> radiance-general at radiance-online.org>
>
>
> Dear all,
>
> I have used Konica Minolta (CL-500A)  spectrometer to measure X Y Z values
> of the real sky using the data management software CL-S10w. I want to
> convert these X Y Z values to the Radiance R G B. Is there any way/script
> for such conversion?
>
> Thanks in advance,
> Kind regards,
>
> Parisa
>
>
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