* Anisotropic texture filtering (from Echon)

code/renderer/tr_local.h

@@ -1041,6 +1041,9 @@ extern cvar_t	*r_ext_multitexture;
 extern cvar_t	*r_ext_compiled_vertex_array;
 extern cvar_t	*r_ext_texture_env_add;
 
+extern cvar_t	*r_ext_texture_filter_anisotropic;
+extern cvar_t	*r_ext_max_anisotropy;
+
 extern	cvar_t	*r_nobind;						// turns off binding to appropriate textures
 extern	cvar_t	*r_singleShader;				// make most world faces use default shader
 extern	cvar_t	*r_roundImagesDown;