Re: [Openexr-devel] 3D Lut in software

[Gonzalo Garramuno]

On 23/02/15 16:48, Gonzalo Garramuno wrote:
> Thanks Jim.  I found the main problem.  The lut I am creating has 
> alpha and the Ctl::lookup3D function works with V3f vectors.   Still I 
> am also trashing some RAM somewhere as I fixed the above and I cannot 
> get good colors yet.

I fixed it.  The problem was setting the pMin and pMax to lutMin and 
lutMax instead of 0 and 1 respectively.  I also found the Ctl lookup 
table to use Z as rightmost element when I was expecting it be the 
leftmost element.  Thank you all and sorry for the noise.