grid

function onGLC(glc) {
    glc.loop();
    // glc.playOnce();
    glc.size(540, 540);
    glc.setDuration(2.5);
    glc.setFPS(40);
    glc.setMode("single");
    glc.styles.backgroundColor = "rgba(255,255,255,.3)";
    // glc.setEasing(false);

    var list = glc.renderList,
        width = glc.w,
        height = glc.h,
        color = glc.color;

    // your code goes here:

    var edge = width/4
        num = 4,
        sz = (width-2*edge)/num;

    for (var x=edge; x<=width-edge; x+=sz) {
        for (var y=edge; y<=height-edge; y+=sz){
        var s2=6, s = Math.floor(3+Math.random()*s2),
            r = Math.random()*360;
            if (Math.random()*1>.1){
                list.addPoly({
                    x: x,
                    y: y,
                    sides: s,
                    rotation: [r,r+360],
                    lineWidth: 1,
                    //fill:false,
                    fillStyle: "rgba(255,0,125,.3)",
                    //fillStyle: color.hsv(360/s2*s,.8,.8),
                    stroke: true,
                    strokeStyle: "rgba(0,0,0,.8)",
                    radius: sz*.4,
                    shake: 5
                });
            }
        }
    }
}