GLES2: Hack to greatly improve cube map performance by disabling texture unit filter updates for them.
GLES2: Hack to greatly improve cube map performance by disabling texture unit filter updates for them.

--HG--
branch : v1-8

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