diff --git a/main/Scene-load.cc b/main/Scene-load.cc
index 0eaa465..94e3ae6 100644
--- a/main/Scene-load.cc
+++ b/main/Scene-load.cc
@@ -99,3 +99,25 @@ void Scene::processChildren(refptr<Node> node)
     }
 }
 
+refptr<Material> processMaterial(refptr<Node> node)
+{
+    if (typeid(*node) != typeid(MaterialNode))
+        return refptr<Material>(NULL);
+
+    refptr<Material> material = new Material();
+
+    /* TODO: finish */
+
+    return material;
+}
+
+refptr<Shape> processShape(refptr<Node> node)
+{
+    /* TODO: finish */
+}
+
+refptr<Light> processLight(refptr<Node> node)
+{
+    /* TODO: finish */
+}
+
diff --git a/main/Scene.h b/main/Scene.h
index 2666573..5953bc8 100644
--- a/main/Scene.h
+++ b/main/Scene.h
@@ -53,6 +53,9 @@ class Scene
         void load(const char * filename);
         void processNode(refptr<Node> node);
         void processChildren(refptr<Node> node);
+        refptr<Material> processMaterial(refptr<Node> node);
+        refptr<Shape> processShape(refptr<Node> node);
+        refptr<Light> processLight(refptr<Node> node);
 
         /* rendering parameters */
         int m_width;