Medium quality mode for spline patch

Probably we can do more to optimize medium and high quality modes here 

Note : Spline only as Bezier is pretty quick across all games i tested)

![menu_00001](https://cloud.githubusercontent.com/assets/3000282/2806687/31c05e8c-ccd0-11e3-839f-59cca57f4af5.jpg)



-Low Quality
![uces00116_00001](https://cloud.githubusercontent.com/assets/3000282/2801177/e2945de6-cc7e-11e3-984a-65a8c71fc69c.jpg)


-Medium Quality
![uces00116_00002](https://cloud.githubusercontent.com/assets/3000282/2801164/bab51504-cc7e-11e3-98bb-2c9c05c02443.jpg)

-High Quality
![uces00116_00000](https://cloud.githubusercontent.com/assets/3000282/2801167/bdce7e2e-cc7e-11e3-8914-f3a28904c71c.jpg)