TopologySet.h

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// $Id$
//==============================================================================
//==============================================================================
 
#ifndef _TOPOLOGY_SET_H
#define _TOPOLOGY_SET_H
 
#include <cstdlib>
#include <iostream>
#include <string>
#include <set>
#include <map>
 
 
struct TopItem
{
  size_t    patch; 
  short int item;  
  short int idim;  
 
  TopItem(size_t p = 0, short int i = 0, short int d = 0)
  : patch(p), item(i), idim(d) {}
 
  friend bool operator<(const TopItem& a, const TopItem& b)
  {
    if (abs(a.idim) < abs(b.idim))
      return true;
    else if (abs(a.idim) > abs(b.idim))
      return false;
    else if (a.patch < b.patch)
      return true;
    else if (a.patch > b.patch)
      return false;
 
    return a.item < b.item;
  }
 
  friend std::ostream& operator<<(std::ostream& os, const TopItem& top)
  {
    return os <<" ("<< top.patch <<","<< top.item <<","<< top.idim <<"D)";
  }
};
 
typedef std::set<TopItem> TopEntity; 
 
typedef std::map<std::string,TopEntity> TopologySet; 
 
#endif