Index: main.h
===================================================================
--- main.h	(revision 1048)
+++ main.h	(revision 1049)
@@ -216,7 +216,8 @@
 use these textures according to distance from POV (point of vue),
 reducing flickering effect.
 
-This is the best filtering Raydium can use, for a great rendering quality.
+This is on of the best filtering Raydium can use, for a great rendering 
+quality. See also anisotropic filter, in Texture chapter of this document.
 Good and recent 3D hardware can do trilinear filtering in a single pass,
 so it must be the default setting for your application.
 
@@ -225,6 +226,8 @@
 use trilinear only for landscape textures, and bilinear for others.
 It also means you must reload (erase) a texture to change it's filter.
 
+See (and prefer)  ##raydium_texture_filter_change()## to change the filter.
+
 Note that Raydium will never use trilinear filter with blended (transparent)
 textures, for good reasons :)