boolean isViewpointAs(ProductionNode other) {
   return NativeMethods.xnIsViewPointAs(toNative(), other.toNative());
 }
 void setViewpoint(ProductionNode other) throws StatusException {
   int status = NativeMethods.xnSetViewPoint(toNative(), other.toNative());
   WrapperUtils.throwOnError(status);
 }