RTSS sample: Added a small performance improvement to InfiniteFrustum.
RTSS sample: Added a small performance improvement to InfiniteFrustum.

vancepym/ogre,jhu-lcsr-forks/ogre,jhu-lcsr-forks/ogre,jhu-lcsr-forks/ogre,vancepym/ogre,vancepym/ogre,jhu-lcsr-forks/ogre,nezticle/ogre,nezticle/ogre,nezticle/ogre,jhu-lcsr-forks/ogre,largerussiangames/ogre,vancepym/ogre,nezticle/ogre,vancepym/ogre,largerussiangames/ogre,largerussiangames/ogre,largerussiangames/ogre