aba_constraint.h

#ifndef SCIL_ABA_CONSTRAINT_H
#define SCIL_ABA_CONSTRAINT_H

#include <abacus/constraint.h>
#include <scil/global.h>
#include <LEDA/memory.h>

namespace SCIL {

  //class ABA_CONSTRAINT;
  //class ABA_VARIABLE;
class cons_obj;

class ABA_Constraint :  public ABA_CONSTRAINT {
  friend class ILP_Problem;
  friend class subproblem;
  friend class cons_obj;

  LEDA_MEMORY(ABA_Constraint)
  
 private:
  cons_obj* Ref_cons;
  int ii;
  
  public:

  ABA_Constraint(subproblem& S_, cons_obj* Ref_cons_,
                 Activation g, Validity v, Liftability l, int n);

  
  ABA_Constraint(ILP_Problem& IP, cons_obj* Ref_cons_, Activation g,
                 Validity v, Liftability l, int n);

  virtual double coeff(ABA_VARIABLE*); 

  virtual int genRow(Active_Variables* var, Row& row);

  virtual double rhs();

  virtual ABA_CSENSE* sense();

  cons_obj* Scons() { return Ref_cons; };

  int index() { return ii; }

  virtual ~ABA_Constraint();
};

};

#endif

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