633 |
% absolutely uniform |
% absolutely uniform |
634 |
|
|
635 |
For readability, we only use colors with the CIE $L^*$ |
For readability, we only use colors with the CIE $L^*$ |
636 |
lightness value over 80 (percent of maximum). |
value over 80. |
637 |
Note that for correct computation of the lightness, |
Note that for correct computation of the lightness, |
638 |
it is essential that the display gamma is properly adjusted |
it is essential that the display gamma is properly adjusted |
639 |
for linear RGB reproduction. |
for linear RGB reproduction. |
642 |
we use colors from {\em both} the dark and light end of the |
we use colors from {\em both} the dark and light end of the |
643 |
80-100 range in order to create some contrast. |
80-100 range in order to create some contrast. |
644 |
This makes the shapes in the texture apparent, |
This makes the shapes in the texture apparent, |
645 |
and avoids the unpleasant, blurry appearance of backgrounds with only |
and avoids the unpleasant, blurry appearance of images with only |
646 |
chroma changes in colors. |
chroma changes in colors. |
647 |
|
|
648 |
%Even though the register combiners interpolate linearly between |
%Even though the register combiners interpolate linearly between |