Hello aLL: I want to use vtkMPIController,so i build the vtk4.2 with MPI support. But i don't konw how to check some item, can you help me? These item are: VTK_MPI_PREFLAGS VTK_MPI_MAX_NUMPROCS VTK_MPI_MAX_NUMPROCS CMAKE_USE_WIN32_THREADS CMAKE_STANDARD_LIBRARIES CMAKE_AR Thank you very much!