色相変換 Change hue by Akiyoshi Kitaoka, May 23, 2023
hue shift: deg
No use below
change to: R min to max G min to max B min to max (OK: min < 0.0, max > 1.0)
chroma map
saturation map
color packing factor map
black content map
(Darker areas mean more black content.)
white content map