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kernel.hh

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#ifndef __KERNEL_HH__
#define __KERNEL_HH__

#include "equivalent.hh"

class kernel
{
protected:
  // Array of bool to mark the dart that must be contracted
  tab_sym_bool contracted;
  // Number of contracted darts
  int nb_contracted;
  // Array of vertex that stor the father of each vertex
  tab_label Father;
  // Current level of the pyramid
  int level;
public:
  kernel():nb_contracted(0),level(1)
  {}
  virtual ~kernel()
  {}
  virtual void init(int lev=1);
  virtual void compute_kernel(combi_map_priv &)=0;
  virtual bool continue_computation()=0;

  bool is_marked(dart);
  int cardinal();
  virtual vertex father(vertex);
  virtual vertex find_compress(vertex);
};

#endif // __KERNEL_HH__

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