X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Frender%2Fobjectinstance.h;h=5c36113daee00c89d7d9c8ba9a4931a603f584c9;hb=9e63512930bc7dace6dc169c65161961e5dcfcf6;hp=b1501a7bc82f06afc9277ec53f8a4df624af7e32;hpb=5b652353d545a3190ea2d86ba82a87b2e3382a0d;p=libs%2Fgl.git

diff --git a/source/render/objectinstance.h b/source/render/objectinstance.h
index b1501a7b..5c36113d 100644
--- a/source/render/objectinstance.h
+++ b/source/render/objectinstance.h
@@ -9,9 +9,11 @@ namespace Msp {
 namespace GL {
 
 /**
-Represents a single instance of an Object.  Thanks to being derived from
-Placeable in can be positioned without additional effort.  Other instance
-parameters can be set by overriding the hook functions.
+Represents a single instance of an Object.  A model matrix is provided through
+the Placeable base class.
+
+The state used to render the object can be customized by overriding the
+setup_render() and finish_render() functions.
 */
 class ObjectInstance: public PlacedRenderable
 {
@@ -46,6 +48,8 @@ public:
 	anything. */
 	virtual void finish_render(Renderer &, Tag) const { }
 
+	/** Returns the level of detail to render this instance with.  This function
+	should apply LoD bias from the Renderer if desired. */
 	virtual unsigned get_level_of_detail(const Renderer &) const;
 };