message: call the OSPRay ISPC world constructor
diff: export void *uniform DistributedWorld_create(void *uniform cppE)
  {
  DistributedWorld *uniform world = uniform new DistributedWorld;
  -
  - // TODO: this should be done in the World_Constructor and called here
  - world->super.cppEquivalent = cppE;
  - world->super.geometriesInst = NULL;
  - world->super.numGeometriesInst = 0;
  - world->super.volumesInst = NULL;
  - world->super.numVolumesInst = 0;
  - world->super.clippersInst = NULL;
  - world->super.numClippersInst = 0;
  -
  - world->super.embreeSceneHandleGeometries = NULL;
  - world->super.embreeSceneHandleVolumes = NULL;
  - world->super.embreeSceneHandleClippers = NULL;
  -
  - world->super.numInvertedClippers = 0;
  - world->super.scivisData.lights = NULL;
  -
  + World_Constructor(&world->super, cppE);
  return (void *uniform)world;
  }
  