Re: Povray terminal update

[Hans-Bernhard B. <br...@ph...>]

Daniel J Sebald wrote:
> Very good start Ga=EBl.  The "set pm3d at bstbst (funny combination, on=
ly=20
> for screen or postscript)" example is a bit off.  Also, in "image.dem" =

> your gray scale looks to be off a bit.  (Color scale looks about=20
> right.)  Take a look at "As with 3d color surfaces, a color box may be =

> added to the plot".  Your scale going from 0 to 256 appears to not have=
=20
> much white or not very light near the top end.  Furthermore, if you loo=
k=20
> at Tux, he's very light colored compared to the color box scale. =20
> Something is off I think.

That would almost certainly be a problem of gamma correction being=20
applied/reverted the wrong number of times (off by one, typically, but=20
worse things have happened...) in total.  POVray almost certainly=20
assumes linear RGB, whereas gnuplot would be used to native screen RGBs.