Lots of comment updates

[libs/gl.git] / source / object.h

diff --git a/source/object.h b/source/object.h
index 69759c80a7fde69b7ffe9ccc2a35abb064a758fa..8a707665c8871132e4c555f8a9fc88b5108a10c6 100644 (file)
--- a/source/object.h
+++ b/source/object.h
@@ -16,10 +16,12 @@ class Technique;
 class Texture;
 
 /**
-Stores a Mesh together with a Technique to determine its appearance.
+Combines a Mesh with a Technique to give it an appearance.  The Technique will
+define which render passes the Object supports.
 
-It is possible to use a single Object for rendering multiple identical or
-similar objects.  See class ObjectInstance.
+In many cases, it's desirable to include multiple copies of an Object in a
+Scene, with different model matrices.  ObjectInstances can be used to alter the
+rendering of an object on a per-instance basis.
 */
 class Object: public Renderable
 {
@@ -56,18 +58,12 @@ public:
        void set_technique(const Technique *);
        const Technique *get_technique() const { return technique.get(); }
 
-       /**
-       Renders the object.  A tag can be provided to render a non-default pass.
-       */
        virtual void render(const Tag &tag = Tag()) const;
 
        virtual void render(Renderer &, const Tag & = Tag()) const;
 
-       /**
-       Renders the object with an instance.  The instance's hook functions are
-       called before and after drawing the mesh.  A tag may also be given to render
-       a non-default pass.
-       */
+       /** Renders an instance of the object.  The instance's hook functions are
+       called before and after drawing the mesh. */
        virtual void render(Renderer &, const ObjectInstance &, const Tag & = Tag()) const;
 
 private: