corrtab.h Source File

00001 //
00002 // corrtab.h
00003 //
00004 // Copyright (C) 1997 Limit Point Systems, Inc.
00005 //
00006 // Author: Curtis Janssen <cljanss@limitpt.com>
00007 // Maintainer: LPS
00008 //
00009 // This file is part of the SC Toolkit.
00010 //
00011 // The SC Toolkit is free software; you can redistribute it and/or modify
00012 // it under the terms of the GNU Library General Public License as published by
00013 // the Free Software Foundation; either version 2, or (at your option)
00014 // any later version.
00015 //
00016 // The SC Toolkit is distributed in the hope that it will be useful,
00017 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00018 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00019 // GNU Library General Public License for more details.
00020 //
00021 // You should have received a copy of the GNU Library General Public License
00022 // along with the SC Toolkit; see the file COPYING.LIB.  If not, write to
00023 // the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
00024 //
00025 // The U.S. Government is granted a limited license as per AL 91-7.
00026 //
00027 
00028 #ifdef __GNUC__
00029 #pragma interface
00030 #endif
00031 
00032 #ifndef _math_symmetry_corrtab_h
00033 #define _math_symmetry_corrtab_h
00034 
00035 #include <iostream>
00036 
00037 #include <math/symmetry/pointgrp.h>
00038 
00039 namespace sc {
00040 
00041 // //////////////////////////////////////////////////////////////////
00042  
00046 class CorrelationTable: public RefCount {
00047   private:
00048     Ref<PointGroup> group_;
00049     Ref<PointGroup> subgroup_;
00050 
00051     int n_;
00052     int subn_;
00053     int *ngamma_;
00054     int **gamma_;
00055 
00056     void clear();
00057   public:
00058     CorrelationTable();
00059 
00061     CorrelationTable(const Ref<PointGroup>& group,
00062                      const Ref<PointGroup>& subgroup);
00063 
00064     ~CorrelationTable();
00065 
00067     Ref<PointGroup> group() const { return group_; }
00069     Ref<PointGroup> subgroup() const { return subgroup_; }
00070 
00074     int initialize_table(const Ref<PointGroup>& group,
00075                          const Ref<PointGroup>& subgroup);
00076 
00078     const char *error(int errcod);
00079 
00081     int n() const { return n_; }
00083     int subn() const { return subn_; }
00085     int degen(int igamma) const;
00087     int subdegen(int igamma) const;
00089     //from the high order group can be reduced to.
00090     int ngamma(int igamma) const { return ngamma_[igamma]; }
00093     int gamma(int igamma, int i) const { return gamma_[igamma][i]; }
00094 
00095     void print(std::ostream &o=ExEnv::out0()) const;
00096 };
00097 
00098 }
00099 
00100 #endif
00101 
00102 // Local Variables:
00103 // mode: c++
00104 // c-file-style: "CLJ-CONDENSED"
00105 // End: