Pass the Renderer to ObjectInstance::get_level_of_detail

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

diff --git a/source/objectinstance.h b/source/objectinstance.h
index e7f85e3fbc4c3bc17bf3dbe12aa499cd5c6834b3..6094517b6d5c062ca220b14e686e5dade8802335 100644 (file)
--- a/source/objectinstance.h
+++ b/source/objectinstance.h
@@ -1,10 +1,3 @@
-/* $Id$
-
-This file is part of libmspgl
-Copyright © 2007-2008, 2010-2011  Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
 #ifndef MSP_GL_OBJETCINSTANCE_H_
 #define MSP_GL_OBJETCINSTANCE_H_
 
@@ -18,9 +11,12 @@ class Object;
 class ProgramData;
 
 /**
-Represents a single instance of an Object.  An application can derive another
-class from this and overload the hook functions to specify location and other
-instance-specific parameters for the rendered objects.
+Represents a single instance of an Object.  A derived class can overload the
+hook functions to specify a model matrix and other instance-specific parameters
+for the rendered objects.
+
+ObjectInstances can benefit from being put in an InstanceScene, which will
+render all instances of the same object consecutively.
 */
 class ObjectInstance: public Renderable
 {
@@ -45,7 +41,7 @@ public:
        anything. */
        virtual void finish_render(Renderer &, const Tag &) const { }
 
-       virtual unsigned get_level_of_detail() const { return 0; }
+       virtual unsigned get_level_of_detail(const Renderer &) const { return 0; }
 };
 
 } // namespace GL