Fix rendering of colored mesh edges

libs_required/ACG/Scenegraph/MeshNode2T_impl.hh

@@ -856,7 +856,7 @@ void ACG::SceneGraph::MeshNodeT<Mesh>::getRenderObjects( IRenderer* _renderer, G
 
       applyRenderObjectSettings(props->primitive(), &ro);
       ro.debugName = "MeshNode.Edges";
-      _renderer->addRenderObject(&ro);
+      add_line_RenderObjects(_renderer, &ro);
 
        // skip other edge primitives for this drawmode layer
       continue;