Generic function
Returns four values, the intensity, hue, saturation, and opacity components of a color.
color-ihs color => intensity hue saturation opacity
<color>.
limited(<real>, min: 0, max: sqrt(3().
limited(<real>, min: 0, max: 1).
limited(<real>, min: 0, max: 1).
limited(<real>, min: 0, max: 1).
duim-dcsduim-dcs Returns four values, the intensity, hue, saturation, and opacity components of the color color. The first value is a real number between 0 and sqrt{3} (inclusive). The second and third values are real numbers between 0 and 1 (inclusive).