blinds

function onGLC(glc) {
    glc.loop();
    // glc.playOnce();
    glc.size(540, 540);
    glc.setDuration(2);
    glc.setFPS(30);
    glc.styles.backgroundColor = "black";
    // glc.setMode("single");
    // glc.setEasing(false);

    var list = glc.renderList,
        width = glc.w,
        height = glc.h,
        color = glc.color,
        ox = width/2,
        oy = height/2,
        TWO_PI = Math.PI*2;

    // your code goes here:

    var num = 25,
        palette = ["#2D4059", "#EA5455", "#F07B3F", "#FFD460"];

    for (var i=0; i<num; i++) {
        var edge = 150,
            s = Math.floor(Math.random()*4),
            y = edge + (height-edge*2)/num*i;
        list.addLine({
            x0: edge,
            y0: y,
            x1: width-edge,
            y1: y,
            lineWidth: [1,8],
            strokeStyle: palette[s],
            lineCap: "butt",
            phase: i/num,
        });
    }
}