Function combigrid::readParameterFile

Function Documentation

inline ParameterFileContent combigrid::readParameterFile(const std::string &paramfile, MPI_Comm comm = MPI_COMM_WORLD)

Read a ctparam file and extract ngroup/nprocs.

If MPI is initialized, rank 0 reads and broadcasts. Otherwise reads locally (useful for pre-MPI-init extraction).

Parameters:
  • paramfile – Path to ctparam INI file

  • comm – Communicator for broadcast (default: MPI_COMM_WORLD)