The following code was taken from: http://schemingdeveloper.com

Visit our game studio website: http://stopthegnomes.com

License: You may use this code however you see fit, as long as you include this notice
without any modifications.

You may not publish a paid asset on Unity store if its main function is based on
the following code, but you may publish a paid asset that uses this code.

If you intend to use this in a Unity store asset or a commercial project, it would
be appreciated, but not required, if you let me know with a link to the asset. If I
don't get back to you just go ahead and use it anyway!