IpInexactTSymScalingMethod.hpp

Go to the documentation of this file.

// Copyright (C) 2009 International Business Machines and others.
// All Rights Reserved.
// This code is published under the Eclipse Public License.
//
// Authors:  Andreas Waechter, Frank E. Curtis         IBM    2009-06-12
//               (based on IpMc19TSymScalingMethod.hpp rev 699)
 
#ifndef __IPINEXACTTSYMSCALINGMETHOD_HPP__
#define __IPINEXACTTSYMSCALINGMETHOD_HPP__
 
#include "IpUtils.hpp"
#include "IpTSymScalingMethod.hpp"
#include "IpInexactCq.hpp"
 
namespace Ipopt
{
 
class InexactTSymScalingMethod: public TSymScalingMethod
{
public:
   InexactTSymScalingMethod()
   { }
 
   virtual ~InexactTSymScalingMethod()
   { }
 
   virtual bool InitializeImpl(
      const OptionsList& options,
      const std::string& prefix
   );
 
   virtual bool ComputeSymTScalingFactors(
      Index         n,
      Index         nnz,
      const Index*  airn,
      const Index*  ajcn,
      const Number* a,
      Number*       scaling_factors
   );
 
private:
 
   InexactTSymScalingMethod(
      const InexactTSymScalingMethod&
   );
 
   void operator=(
      const InexactTSymScalingMethod&
   );
 
   InexactCq& InexCq()
   {
      InexactCq& inexact_cq = static_cast<InexactCq&>(IpCq().AdditionalCq());
      DBG_ASSERT(dynamic_cast<InexactCq*>(&IpCq().AdditionalCq()));
      return inexact_cq;
   }
 
};
 
} // namespace Ipopt
 
#endif