//
// Software License for AMDiS
//
// Copyright (c) 2010 Dresden University of Technology 
// All rights reserved.
// Authors: Simon Vey, Thomas Witkowski et al.
//
// This file is part of AMDiS
//
// See also license.opensource.txt in the distribution.


#include "AMDiS.h"
#include <string>
#ifdef HAVE_ZOLTAN
#include <zoltan_cpp.h>
#endif

namespace AMDiS {

  using namespace std;

#if defined(HAVE_PARALLEL_DOMAIN_AMDIS) && defined(HAVE_PARALLEL_MTL4)
  mtl::par::environment* mtl_environment=NULL;
#endif

  void init(int argc, char **argv)
  {
    FUNCNAME("AMDiS::init()");

#ifdef HAVE_PARALLEL_DOMAIN_AMDIS
#ifdef HAVE_PARALLEL_MTL4
    mtl_environment = new mtl::par::environment(argc, argv);
#else
    PetscInitialize(&argc, &argv, NULL, NULL);
    mpi::startRand();
#endif

#ifdef HAVE_ZOLTAN
    float zoltanVersion = 0.0;
    Zoltan_Initialize(argc, argv, &zoltanVersion);
#endif
#endif

    TEST_EXIT(argc >= 2)("No init file!\n");

    Parameters::init(string(argv[1]));
    Parameters::readArgv(argc, argv);
  }


  void finalize()
  {
    FUNCNAME("AMDiS::finalize()");

#ifdef HAVE_PARALLEL_DOMAIN_AMDIS
    MeshDistributor::globalMeshDistributor->exitParallelization();
#ifdef HAVE_PARALLEL_MTL4
    if ( mtl_environment )
      delete mtl_environment;
#else
    PetscFinalize();
#endif
#endif
  }

}