yiqa
YIQ colors

Next:<yiqa> ( y in-phase quadrature alpha -- yiqa )


Vocabulary
colors.yiq

Class description
The class of YIQ (Y, In-Place, Quadrature) colors with an alpha channel. All slots store values in the interval [0,1].

Definition


Methods

M: yiqa >rgba
{ [ y>> ] [ in-phase>> ] [ quadrature>> ] [ alpha>> ] }
cleave [
[
[ 0.9468822170900693 * ] [ 0.6235565819861433 * ]
bi* + +
] [
[ 0.2747876462989783 * ] [ 0.6356910791873801 * ]
bi* + -
] [
[ 1.108545034642032 * ] [ 1.709006928406467 * ] bi*
- -
] 3tri [ 0.0 1.0 clamp ] tri@
] dip <rgba> ; inline