3DSMax has "Unify Normals" that will convert all triangles to the same winding. I would try that.

Link: http://docs.autodesk...umber=d30e90125

Linux is becoming a very interesting (and cheap) dev platform lately...

Well, one advice I will give is to remove or at least make it very easy at that login popup -- which implies a form asking for name, login, password, email, etc.

Most people (including myself) will just close the window and continue to the next post, without seeing your game.

Good luck.