Statistics.h

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// This file is part of the Peano project. For conditions of distribution and
// use, please see the copyright notice at www.peano-framework.org
#pragma once
 
 
#include "tarch/mpi/mpi.h"
#include "tarch/logging/Log.h"
#include "tarch/mpi/Rank.h"
 
 
#include "State.h"
 
 
namespace toolbox {
  namespace loadbalancing {
    class Statistics;
  }
}
 
 
 
class toolbox::loadbalancing::Statistics {
  public:
    Statistics();
 
    std::string toString() const;
 
    void waitForGlobalDataExchange();
 
    void updateGlobalView();
 
    int getLocalNumberOfInnerUnrefinedCells() const;
    int getGlobalNumberOfInnerUnrefinedCells() const;
    int getGlobalNumberOfRanksWithEnabledLoadBalancing() const;
    int getGlobalNumberOfTrees() const;
    int getNumberOfStateUpdatesWithoutAnySplit() const;
    int getMaximumTreesPerRank() const;
 
    void incLocalNumberOfSplits( int delta=1 );
 
    void notifyOfStateChange( State state );
 
    bool hasConsistentViewOfWorld() const;
 
  private:
    static tarch::logging::Log _log;
 
    int _localNumberOfInnerUnrefinedCells;
 
    int _globalNumberOfInnerUnrefinedCells;
 
    int _globalNumberOfTrees;
 
    int _globalNumberOfRanksWithEnabledLoadBalancing;
 
    bool _localLoadBalancingEnabled;
 
    int _localNumberOfSplits;
 
    int _globalNumberOfSplits;
 
    int _numberOfStateUpdatesWithoutAnySplit;
 
    int _maximumTreesPerRank;
 
    bool _viewConsistent;
 
    #ifdef Parallel
    MPI_Request*    _globalSumRequest;
    MPI_Request*    _globalNumberOfSplitsRequest;
    MPI_Request*    _globalNumberOfTreesRequest;
    MPI_Request*    _globalNumberOfRanksWithEnabledLoadBalancingRequest;
    MPI_Request*    _globalMaximumTreesPerRankRequest;
    #endif
 
    int             _globalNumberOfInnerUnrefinedCellsBufferIn;
    int             _globalNumberOfInnerUnrefinedCellsBufferOut;
    int             _numberOfSplitsIn;
    int             _numberOfSplitsOut;
    int             _numberOfTreesIn;
    int             _numberOfTreesOut;
    int             _numberOfRanksWithEnabledLoadBalancingIn;
    int             _numberOfRanksWithEnabledLoadBalancingOut;
    int             _numberOfMaximumTreesOut;
    int             _maximumTreesIn;
 
};