Function random

pattern/canvas.js:2512–2526

(v1, v2, bias)

}

function random(v1, v2, bias) {
    /* Returns a number between v1 and v2, including v1 but not v2.
     * The bias (0.0-1.0) represents preference towards lower or higher numbers.
     */
    if (v1 === undefined) v1 = 1.0;
    if (v2 === undefined) {
        v2=v1; v1=0;
    }
    if (bias === undefined) {
        var r = Math.random();
    } else {
        var r = Math.pow(Math.random(), _rndExp(bias));
    }
    return r * (v2-v1) + v1;
}

function grid(cols, rows, colWidth, rowHeight, shuffled) {
    /* Returns an array of Points for the given number of rows and columns.