Function _hex2rgb

pattern/canvas.js:762–773

(hex)

}

function _hex2rgb(hex) {
    /* Converts the given hexadecimal color string to R,G,B (between 0.0-1.0).
     */
    hex = hex.replace(/^#/, "");
    if (hex.length < 6) { // hex += hex[-1] * (6-hex.length);
        hex += (new Array(6-hex.length)).join(hex.substr(hex.length-1));
    }
    var r = parseInt(hex.substr(0, 2), 16) / 255;
    var g = parseInt(hex.substr(2, 2), 16) / 255;
    var b = parseInt(hex.substr(4, 2), 16) / 255;
    return [r, g, b];
}

function _rgb2hsb(r, g, b) {
    /* Converts the given R,G,B values to H,S,B (between 0.0-1.0).