message: Add plane earlier so it can be modified via command line
diff: @@ -175,6 +175,10 @@ static inline void addPlaneToScene(sg::Node& renderer)
  {
  auto &world = renderer["world"];
  + // update world bounds first
  + renderer.traverse("verify");
  + renderer.traverse("commit");
  +
  auto bbox = world.bounds();
  if (bbox.empty()) {
  bbox.lower = vec3f(-5,0,-5);
  @@ -352,7 +356,9 @@ int main(int ac, const char **av)
  addLightsToScene(renderer);
  addImporterNodesToWorld(renderer);
  addAnimatedImporterNodesToWorld(renderer);
  + addPlaneToScene(renderer);
  + // last, to be able to modify all created SG nodes
  parseCommandLineSG(ac, av, renderer);
  if (print || debug)
  @@ -367,8 +373,6 @@ int main(int ac, const char **av)
  renderer["camera"]["pos"].setValue(viewPort.from);
  renderer["camera"]["up"].setValue(viewPort.up);
  - addPlaneToScene(renderer);
  -
  window.create("OSPRay Example Viewer App", fullscreen);
  ospray::imgui3D::run();
  