Try: pcomb -e 's(x):x*x;m=if(xmax*ymax/4-s(x-xmax/2)-s(y-ymax/2),1,0);ro=m*ri(1);go=m*gi(1);bo=m*bi(1)' input.hdr > output.hdr
-Greg > From: Rob Guglielmetti <[email protected]> > Date: September 27, 2010 4:00:11 PM PDT > > Oh, they are, very low (~2 nits in the HDR), I was just curious because these > corner areas are not truly in the vield of view that we're evaluating. I > ASSume evalglare only is looking at the hemisphere anyway. (?) > > Having said all that, does anyone have a masking tip or something like that > to clean up those corners, just out of aesthetic curiosity? > > On Mon, Sep 27, 2010 at 4:42 PM, Gregory J. Ward <[email protected]> > wrote: > Hi Rob, > > You need to check what the values of those border pixels are. Chances are, > they are quite low compared to the circular image, and you are only seeing > them because of the tone-mapping compression going on in Photosphere, > assuming that's what you're using. > > Best, > -Greg _______________________________________________ HDRI mailing list [email protected] http://www.radiance-online.org/mailman/listinfo/hdri
