Pane_boundary.h

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// $Id: Pane_boundary.h,v 1.17 2008/12/06 08:43:20 mtcampbe Exp $

/* Author: Xiangmin Jiao
 * Date:   Aug. 26, 2002
 */

#ifndef _PANE_BOUNDARIES_H_
#define _PANE_BOUNDARIES_H_

#include "roccom_devel.h"
#include "mapbasic.h"
#include "Simple_manifold_2.h"
#include <vector>

MAP_BEGIN_NAMESPACE

class Pane_boundary {
public:
  typedef int                                  Node_ID;
  typedef int                                  Element_ID;
  typedef std::pair<Node_ID, Node_ID>          Node_pair;

  Pane_boundary( const COM::Pane *p) : _pane(*p),_pm(NULL) {}

  Pane_boundary( const Simple_manifold_2 *pm) 
    : _pane(*pm->pane()),_pm(pm) {}

  void determine_border_nodes( std::vector<bool> &is_border,
                               std::vector<bool> &is_isolated,
                               std::vector<Facet_ID > *b=NULL,
                               int ghost_level=0) throw(int);

  double min_squared_edge_len( const std::vector<Facet_ID > &) throw(int);

  static void determine_borders( const COM::Attribute *mesh,
                                 COM::Attribute *isborder,
                                 int ghost_level=0);

protected:
  void determine_border_nodes_3( std::vector<bool> &is_border,
                                 std::vector<Facet_ID > *b,
                                 int ghost_level) throw(int);

  void determine_isolated_nodes( std::vector<bool> &is_isolated,
                                 int ghost_level) throw(int);

private:
  const COM::Pane   &_pane;
  const Simple_manifold_2 *const _pm;   // Manifold for determing border nodes
};

MAP_END_NAMESPACE

#endif /* _PANE_BOUNDARIES_H_ */