Re: [Gegl-developer] Color temperature correction GeglOperation

2008-04-26 Thread Kevin Cozens
Jan Heller wrote: > On 11:09, Sat 26 Apr 08, Øyvind Kolås wrote: >> It would also be nice to replace the planckian locus lookup table with >> a function that approximates it. > > I played with MATLAB for a while and came up with rational > functions of degree 5 that approximate the Planckian locus

Re: [Gegl-developer] Color temperature correction GeglOperation

2008-04-26 Thread Jan Heller
Hi, On 11:09, Sat 26 Apr 08, Øyvind Kolås wrote: > On Fri, Apr 25, 2008 at 6:52 PM, Jan Heller <[EMAIL PROTECTED]> wrote: > > > I wrote it to better familiarize myself with > > Gegl and I am posting it here in hope it will be useful for > > others. > > I think it is a good operation to have, so

Re: [Gegl-developer] Color temperature correction GeglOperation

2008-04-26 Thread Øyvind Kolås
On Fri, Apr 25, 2008 at 6:52 PM, Jan Heller <[EMAIL PROTECTED]> wrote: > I wrote it to better familiarize myself with > Gegl and I am posting it here in hope it will be useful for > others. I think it is a good operation to have, so I have commited a slightly modified version to svn. GEGL and ba