Draw Shape in Photoshop with JavaScript

DrawShape.js

/* Code by  Mike Hale http://www.ps-scripts.com/bb/viewtopic.php?f=14&t=1802&start=15
with small modification by Vladimir Carrer and Rostyslav Firsikov
*/

if (app.documents.length > 0) {

    function DrawShape() {
        var doc = app.activeDocument;
        var docCoef = doc.resolution / 72;
        var y = arguments.length;
        var i = 0;

        var lineArray = [];

        for (i = 0; i < y; i++) {
            var z = arguments[i];
            var zl = z.length;
            var zin = 0;

            for (zin = 0; zin < zl; zin++) {
                z[zin] = z[zin] / docCoef;
            };
            arguments[i] = z;

            lineArray[i] = new PathPointInfo;
            lineArray[i].kind = PointKind.CORNERPOINT;
            lineArray[i].anchor = arguments[i];
            lineArray[i].leftDirection = lineArray[i].anchor;
            lineArray[i].rightDirection = lineArray[i].anchor;
        }

        var lineSubPathArray = new SubPathInfo();
        lineSubPathArray.closed = true;
        lineSubPathArray.operation = ShapeOperation.SHAPEADD;
        lineSubPathArray.entireSubPath = lineArray;
        var myPathItem = doc.pathItems.add("myPath", [lineSubPathArray]);


        var desc88 = new ActionDescriptor();
        var ref60 = new ActionReference();
        ref60.putClass(stringIDToTypeID("contentLayer"));
        desc88.putReference(charIDToTypeID("null"), ref60);
        var desc89 = new ActionDescriptor();
        var desc90 = new ActionDescriptor();
        var desc91 = new ActionDescriptor();
        desc91.putDouble(charIDToTypeID("Rd  "), 0.000000); // R
        desc91.putDouble(charIDToTypeID("Grn "), 0.000000); // G
        desc91.putDouble(charIDToTypeID("Bl  "), 0.000000); // B
        var id481 = charIDToTypeID("RGBC");
        desc90.putObject(charIDToTypeID("Clr "), id481, desc91);
        desc89.putObject(charIDToTypeID("Type"), stringIDToTypeID("solidColorLayer"), desc90);
        desc88.putObject(charIDToTypeID("Usng"), stringIDToTypeID("contentLayer"), desc89);
        executeAction(charIDToTypeID("Mk  "), desc88, DialogModes.NO);

        myPathItem.remove();
    }

    // X,Y
    // Put the coordinates in clockwise order
    DrawShape([100, 100], [100, 200], [200, 200], [200, 100]);
    DrawShape([512, 128], [600, 256], [684, 320], [600, 386], [686, 514], [512, 450], [340, 512], [428, 386], [340, 320], [428, 256]);
}