compute-homology.hh

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/*
 * lib-homology : Computation of homology generators.
 * Copyright (C) 2010, Samuel Peltier, Université de Poitiers, Laboratoire SIC-XLIM
 *               http://www.sic.sp2mi.univ-poitiers.fr/
 * Copyright (C) 2010, Guillaume Damiand, CNRS, LIRIS,
 *               guillaume.damiand@liris.cnrs.fr, http://liris.cnrs.fr/
 *
 * This file is part of lib-homology
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

//******************************************************************************
#ifndef COMPUTE_HOMOLOGY_HH
#define COMPUTE_HOMOLOGY_HH
//******************************************************************************
#include <vector>
class MatricePMQ;

namespace GMap3d
{
  class GMCGMapVertex;
    
  //******************************************************************************
  class CHomology
  {
  public:
    CHomology(CGMapVertex* AMap, int AMark=-1);
            
    ~CHomology();
            
    bool computeSurfacicHomology();
            
    bool computeVolumicHomology();
            
    unsigned long size() const;
            
    unsigned int getH0FreeGenerators();
            
    unsigned int getH1FreeGenerators();
            
    unsigned int getH1TorsionGenerators();
            
    unsigned int getH2FreeGenerators();
            
    unsigned int getH2TorsionGenerators();

    unsigned int getH3FreeGenerators();
            
    bool getShowH0() const;
            
    bool getShowH1free() const;
            
    bool getShowH1torsion() const;
            
    bool getShowH2free() const;
            
    bool getShowH2torsion() const;

    bool getShowH3() const;         

    void setShowH0(bool AValue);
            
    void setShowH1free(bool AValue);
            
    void setShowH1torsion(bool AValue);
            
    void setShowH2free(bool AValue);
            
    void setShowH2torsion(bool AValue);
            
    void setShowH3(bool AValue);
            
  protected:
    void computeIncidence(int ADim, bool AComputeNextCells=false);
            
    int computeIncidenceNumber(CDart* ADart, int ADim, CDart* ADart2, int AIndex);
            
    void updateSelectedDarts();
            
  private:
    CGMapVertex* FMap;
            
    int FMark;
            
    MatricePMQ* FMatrix[3];
            
    std::vector<CDart*> FCells[3];
            
    int FNbVertices;
            
    int FNbEdges;
            
    int FNbFaces;
            
    int FNbVolumes;
            
    int FSize;
            
    int FNbCycleDim0, FNbCycleDim1, FNbCycleDim2, FNbCycleDim3; 
    int FNbBordFaibleDim0, FNbBordFaibleDim1, FNbBordFaibleDim2 ;
    int FNbGenLibreDim0, FNbGenLibreDim1, FNbGenLibreDim2, FNbGenLibreDim3;
    int FNbGenTorsionDim1, FNbGenTorsionDim2;           
            
    bool FShowH0, FShowH1free, FShowH1torsion;
    bool FShowH2free, FShowH2torsion, FShowH3;
  };
  //******************************************************************************
} // end namespace GMap3d
//******************************************************************************
#endif // COMPUTE_HOMOLOGY_HH
//******************************************************************************