this.config = VizController.getInstance().getVizConfig();
}
@Override
public ModelImpl initModel(Renderable n) {
NodeSphereModel obj = new NodeSphereModel();
obj.setObj((NodeData) n);
obj.setSelected(false);
obj.setDragDistanceFromMouse(new float[2]);
obj.modelType = SHAPE_SPHERE64;
n.setModel(obj);
chooseModel(obj);