Created
February 23, 2013 21:42
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RGB and HSV color in ActionScript
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package | |
{ | |
public class Color | |
{ | |
public static function hsv(h:Number, s:Number, v:Number):uint | |
{ | |
var r:Number, g:Number, b:Number, i:Number, f:Number, p:Number, q:Number, t:Number; | |
h %= 360; | |
if (v == 0) | |
return rgb(0, 0, 0); | |
s /= 100; | |
v /= 100; | |
h /= 60; | |
i = Math.floor(h); | |
f = h - i; | |
p = v * (1 - s); | |
q = v * (1 - (s * f)); | |
t = v * (1 - (s * (1 - f))); | |
switch (i) | |
{ | |
case 0: r = v; g = t; b = p; break; | |
case 1: r = q; g = v; b = p; break; | |
case 2: r = p; g = v; b = t; break; | |
case 3: r = p; g = q; b = v; break; | |
case 4: r = t; g = p; b = v; break; | |
case 5: r = v; g = p; b = q; break; | |
} | |
return rgb(Math.floor(r*255), Math.floor(g*255), Math.floor(b*255)); | |
} | |
public static function rgb (r:int, g:int, b:int):uint | |
{ | |
return (255 << 24) | (r << 16) | (g << 8) | b; | |
} | |
} | |
} |
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