ConditionalMarker.h 4.28 KB
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// ============================================================================
// ==                                                                        ==
// == AMDiS - Adaptive multidimensional simulations                          ==
// ==                                                                        ==
// ============================================================================
// ==                                                                        ==
// ==  crystal growth group                                                  ==
// ==                                                                        ==
// ==  Stiftung caesar                                                       ==
// ==  Ludwig-Erhard-Allee 2                                                 ==
// ==  53175 Bonn                                                            ==
// ==  germany                                                               ==
// ==                                                                        ==
// ============================================================================
// ==                                                                        ==
// ==  http://www.caesar.de/cg/AMDiS                                         ==
// ==                                                                        ==
// ============================================================================

/** \file ConditionalMarker.h */

#ifndef AMDIS_CONDITIONALMARKER_H
#define AMDIS_CONDITIONALMARKER_H

#include "mpi.h"
#include "Marker.h"
#include "Marker.h"
#include "MemoryManager.h"
#include "PartitionElementData.h"
#include "Traverse.h"
#include "ElInfo.h"

namespace AMDiS {

  // ===========================================================================
  // ===== class ESMarker ======================================================
  // ===========================================================================

  /**
   * \ingroup Adaption
   * 
   * \brief
   * 
   */
  class ConditionalMarker : public Marker
  {
  public:
    MEMORY_MANAGED(ConditionalMarker);

    /** \brief
     * Constructor.
     */
    ConditionalMarker(const std::string name,
		      int row,
		      Marker *decoratedMarker,
		      int globalCoarseGridLevel,
		      int localCoarseGridLevel)
      : Marker(name, row), 
	decoratedMarker_(decoratedMarker),
	globalCoarseGridLevel_(globalCoarseGridLevel),    
	localCoarseGridLevel_(localCoarseGridLevel)
    {};

    /** \brief
     * Implementation of MarkScal::initMarking().
     */
    virtual void initMarking(AdaptInfo *adaptInfo, Mesh *mesh) {
      if(decoratedMarker_) 
	decoratedMarker_->initMarking(adaptInfo, mesh);
    };

    virtual void finishMarking(AdaptInfo *adaptInfo) {
      if(decoratedMarker_) {
	int tmp = decoratedMarker_->getElMarkRefine();
	MPI::COMM_WORLD.Allreduce(&tmp,
				  &elMarkRefine,
				  1,
				  MPI_INT,
				  MPI_SUM);
	tmp = decoratedMarker_->getElMarkCoarsen();
	MPI::COMM_WORLD.Allreduce(&tmp,
				  &elMarkCoarsen,
				  1,
				  MPI_INT,
				  MPI_SUM);
	decoratedMarker_->finishMarking(adaptInfo);
      }
    };

    void markElement(AdaptInfo *adaptInfo, ElInfo *elInfo) {
      FUNCNAME("ConditionalMarker::markElement()");
      if(decoratedMarker_) {
	PartitionElementData *elData = 
	  dynamic_cast<PartitionElementData*>(elInfo->getElement()->
					      getElementData(PARTITION_ED));

	TEST_EXIT(elData)("no partition data\n");

	decoratedMarker_->markElement(adaptInfo, elInfo);

	if(elData->getPartitionStatus() == OUT) {
	  //if(elData->getPartitionStatus() != IN) {
	  // allow coarsening, forbid refinement
	  Element *element = elInfo->getElement();
	  if(element->getMark() > 0) {
	    element->setMark(0);
	  }
	}

	//     if(elInfo->getElement()->getMark() != 0) {
	//       MSG("rank %d , index %d, mark %d\n",
	// 	  MPI::COMM_WORLD.Get_rank(), elInfo->getElement()->getIndex(),
	// 	  elInfo->getElement()->getMark());
	//     }

	int minLevel = 
	  elData->getPartitionStatus() != OUT ? 
	  localCoarseGridLevel_ :
	  globalCoarseGridLevel_;

	if(elData->getLevel() + elInfo->getElement()->getMark() < minLevel) {
	  elInfo->getElement()->setMark(-(elData->getLevel() - minLevel));
	}
      }
    };

  protected:
    Marker *decoratedMarker_;
    int globalCoarseGridLevel_;
    int localCoarseGridLevel_;
  };

}

#endif