public static @NotNull Point2D getFractOffsetInRootPane(@NotNull JComponent comp) {
    if (!comp.isShowing() || !isFractionalScale(comp.getGraphicsConfiguration().getDefaultTransform())) return new Point2D.Double();
    int x = 0;
    int y = 0;
    while (!(comp instanceof JRootPane) && comp != null) {
      x += comp.getX();
      y += comp.getY();
      comp = (JComponent)comp.getParent();
    }
    double scale = JBUIScale.sysScale(comp);
    double sx = x * scale;
    double sy = y * scale;
    return new Point2D.Double((sx - (int)sx) / scale, (sy - (int)sy) / scale);
  }
public static @NotNull Point2D getFractOffsetInRootPane(@NotNull JComponent comp)