rsectionPopoverView = null;
    intersectionMarkerView.addEventListener("pointerup", function (event) {
      if (intersectionPopoverView === null) {
        intersectionPopoverView = swim.PopoverView.create().set({
          style: {
            width: 240,
            height: 360,
            borderRadius: 5,
            backgroundColor: swim.Color.parse("#071013").alpha(0.9),
            backdropFilter: "blur(2px)",
          },
          source: intersectionMarkerView,
        });
        intersectionPo