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corrtab.h

//
// corrtab.h
//
// Copyright (C) 1997 Limit Point Systems, Inc.
//
// Author: Curtis Janssen <cljanss@limitpt.com>
// Maintainer: LPS
//
// This file is part of the SC Toolkit.
//
// The SC Toolkit is free software; you can redistribute it and/or modify
// it under the terms of the GNU Library General Public License as published by
// the Free Software Foundation; either version 2, or (at your option)
// any later version.
//
// The SC Toolkit 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 Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public License
// along with the SC Toolkit; see the file COPYING.LIB.  If not, write to
// the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
//
// The U.S. Government is granted a limited license as per AL 91-7.
//

#ifdef __GNUC__
#pragma interface
#endif

#ifndef _math_symmetry_corrtab_h
#define _math_symmetry_corrtab_h

#include <iostream>

#include <math/symmetry/pointgrp.h>

// //////////////////////////////////////////////////////////////////
 
class CorrelationTable: public RefCount {
  private:
    Ref<PointGroup> group_;
    Ref<PointGroup> subgroup_;

    int n_;
    int subn_;
    int *ngamma_;
    int **gamma_;

    void clear();
  public:
    CorrelationTable();

    CorrelationTable(const Ref<PointGroup>& group,
                     const Ref<PointGroup>& subgroup);

    ~CorrelationTable();

    Ref<PointGroup> group() const { return group_; }
    Ref<PointGroup> subgroup() const { return subgroup_; }

    int initialize_table(const Ref<PointGroup>& group,
                         const Ref<PointGroup>& subgroup);

    const char *error(int errcod);

    int n() const { return n_; }
    int subn() const { return subn_; }
    int degen(int igamma) const;
    int subdegen(int igamma) const;
    //from the high order group can be reduced to.
    int ngamma(int igamma) const { return ngamma_[igamma]; }
    int gamma(int igamma, int i) const { return gamma_[igamma][i]; }

    void print(std::ostream &o=ExEnv::out()) const;
};


#endif

// Local Variables:
// mode: c++
// c-file-style: "CLJ-CONDENSED"
// End:

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