ShowNeighborElements.h

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// Gmsh - Copyright (C) 1997-2022 C. Geuzaine, J.-F. Remacle
//
// See the LICENSE.txt file in the Gmsh root directory for license information.
// Please report all issues on https://gitlab.onelab.info/gmsh/gmsh/issues.
 
#ifndef SHOWNEIGHBORELEMENTS_H
#define SHOWNEIGHBORELEMENTS_H
 
#include "Plugin.h"
#include <set>
 
class MVertex;
 
extern "C" {
GMSH_Plugin *GMSH_RegisterShowNeighborElementsPlugin();
}
 
class GMSH_ShowNeighborElementsPlugin : public GMSH_PostPlugin {
private:
  int _nLayers;
  std::size_t _nel1, _nel2, _nel3, _nel4, _nel5;
  std::multimap<MVertex *, MElement *> _vert2elem;
  std::set<MVertex *> _vertices;
 
public:
  GMSH_ShowNeighborElementsPlugin() {}
  std::string getName() const { return "ShowNeighborElements"; }
  std::string getShortHelp() const
  {
    return "Choose which type of element to hide.";
  }
  std::string getHelp() const;
  std::string getAuthor() const { return "Amaury Johnen"; }
  int getNbOptions() const;
  StringXNumber *getOption(int);
  PView *execute(PView *);
 
private:
  void _init(GEntity *);
  void _showLayers(GEntity *, int nLayer);
};
 
#endif