chessMPI.cpp

#include <string.h>
#include <cstddef>
#include "cGame.h"
#include "pieceSquareTables.h"

int worldSize, rank;
MPI_Datatype customType;

int main(int argc, char **argv)
{
  MPI_Init(&argc, &argv);
  MPI_Comm_size(MPI_COMM_WORLD, &worldSize);
  MPI_Comm_rank(MPI_COMM_WORLD, &rank);

  //creating a custom MPI type for the mpiBoardState struct defined in cBoardState.h
  int blockLength = 75;
  MPI_Aint displacement = 0;
  MPI_Datatype type = MPI_INT;

  MPI_Type_create_struct(1, &blockLength, &displacement, &type, &customType);
  MPI_Type_commit(&customType);

  if(argc == 1)
  {
    if(rank == 0)
      std::cout << "Entering Player vs Player mode" << std::endl;
    cGame::fGetGame()->fRun(PVP);
  }
  else if(argc == 2)
  {
    if(strcmp(argv[1], "pva") == 0)
    {
       if(rank == 0)
         std::cout << "Entering Player vs AI mode" << std::endl;
       cGame::fGetGame()->fRun(PVA);
    }
    else if(strcmp(argv[1], "ava") == 0)
    {
      if(rank == 0)
        std::cout << "Entering AI vs AI mode\n" << std::endl;
      cGame::fGetGame()->fRun(AVA);
    }
    else
      if(rank == 0)
        std::cout << "usage: " << argv[0] << "<optional args>\n <optional args> = pva , ava.\n pva = Player vs AI. ava = AI vs AI\n" << std::endl;
  }
  else
    if(rank == 0)
      std::cout << "usage: " << argv[0] << "<optional args>\n <optional args> = pva , ava.\n pva = Player vs AI. ava = AI vs AI\n" << std::endl;

  cGame::fEndGame();

  MPI_Barrier(MPI_COMM_WORLD);
  MPI_Finalize();
  return 0;
}