// ============================================================================
// ==                                                                        ==
// == AMDiS - Adaptive multidimensional simulations                          ==
// ==                                                                        ==
// ============================================================================
// ==                                                                        ==
// ==  TU Dresden                                                            ==
// ==                                                                        ==
// ==  Institut für Wissenschaftliches Rechnen                               ==
// ==  Zellescher Weg 12-14                                                  ==
// ==  01069 Dresden                                                         ==
// ==  germany                                                               ==
// ==                                                                        ==
// ============================================================================
// ==                                                                        ==
// ==  https://gforge.zih.tu-dresden.de/projects/amdis/                      ==
// ==                                                                        ==
// ============================================================================

/** \file TraverseParallel.h */

#ifndef AMDIS_TRAVERSEPARALLEL_H
#define AMDIS_TRAVERSEPARALLEL_H

#ifdef _OPENMP

#include "OpenMP.h"
#include "Traverse.h"
#include <vector>

namespace AMDiS {

  /** \ingroup Traverse
   * \brief
   */
  class TraverseParallelStack 
  {
  public: 
    TraverseParallelStack(int nThreads = 0, int mode = 0);

    ~TraverseParallelStack();

    ElInfo* traverseFirst(Mesh *mesh, int level, Flag fill_flag);

    inline ElInfo* traverseNext(ElInfo* elInfoOld) 
    {
      if (parallelMode == 0) {
	return stacks[omp_get_thread_num()]->traverseNext(elInfoOld);
      } else {
	
      }
    }

  private:
    /// Number of threads using the stack in parallel.
    int nThreads;

    int parallelMode;

    std::vector<TraverseStack*> stacks;
  };

}

#endif  // _OPENMP

#endif  // AMDIS_TRAVERSEPARALLEL_H