Function _hsb2rgb

pattern/canvas.js:794–810

(h, s, v)

}

function _hsb2rgb(h, s, v) {
    /* Converts the given H,S,B color values to R,G,B (between 0.0-1.0).
     */
    if (s == 0) {
        return [v, v, v];
    }
    h = h % 1 * 6.0;
    var i = Math.floor(h);
    var f = h - i;
    var x = v * (1-s);
    var y = v * (1-s * f);
    var z = v * (1-s * (1-f));
    if (i > 4) {
        return [v, x, y];
    }
    return [[v,z,x], [y,v,x], [x,v,z], [x,y,v], [z,x,v]][parseInt(i)];
}

function darker(clr, step) {
    /* Returns a copy of the color with a darker brightness.