schema2.add(RandomWalkAgent.C_BLACK, new RGB(0, 0, 0));
schema2.add(RandomWalkAgent.C_YELLOW, new RGB(0xff, 0, 0));
schema2.add(RandomWalkAgent.C_GREEN, new RGB(0x0, 0x80, 0));
final View.Builder viewBuilder = View.create(simulator)
.with(new GraphRoadModelRenderer())
.with(new RoadUserRenderer(schema, false))
.with(new MessagingLayerRenderer(roadModel, schema2))
.setSpeedUp(4);
if (testing) {