IpSlackBasedTSymScalingMethod.hpp

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// Copyright (C) 2009 International Business Machines and others.
// All Rights Reserved.
// This code is published under the Eclipse Public License.
//
// Authors:  Andreas Waechter                   IBM    2009-11-13
//               (based on IpInexactTSymScalingMethod.hpp)
 
#ifndef __IPSLACKBASEDTSYMSCALINGMETHOD_HPP__
#define __IPSLACKBASEDTSYMSCALINGMETHOD_HPP__
 
#include "IpUtils.hpp"
#include "IpTSymScalingMethod.hpp"
 
namespace Ipopt
{
 
class SlackBasedTSymScalingMethod: public TSymScalingMethod
{
public:
   SlackBasedTSymScalingMethod()
   { }
 
   virtual ~SlackBasedTSymScalingMethod()
   { }
 
   virtual bool InitializeImpl(
      const OptionsList& options,
      const std::string& prefix
   );
 
   virtual bool ComputeSymTScalingFactors(
      Index         n,
      Index         nnz,
      const ipfint* airn,
      const ipfint* ajcn,
      const double* a,
      double*       scaling_factors
   );
 
private:
 
   SlackBasedTSymScalingMethod(
      const SlackBasedTSymScalingMethod&
   );
 
   void operator=(
      const SlackBasedTSymScalingMethod&
   );
};
 
} // namespace Ipopt
 
#endif