Fix Render-to-texture sizing in SW T&L

It basically renders all of the render-to-texture correctly below .

1. FF Type-0 (Title scren - bloom effect)
![screen00001](https://f.cloud.github.com/assets/3000282/770024/faa1c71a-e8c3-11e2-9979-f31a5e1fdd61.png)


2. Yu-Gi-Oh! 5D's Tag Force 6 (incorrect playing card sizing)
![screen00002](https://f.cloud.github.com/assets/3000282/770027/17fb1104-e8c4-11e2-99fa-76ef4d06a20d.png)