IpGenKKTSolverInterface.hpp

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// Copyright (C) 2007 International Business Machines and others.
// All Rights Reserved.
// This code is published under the Eclipse Public License.
//
// Authors:  Andreas Waechter     IBM    2007-03-01
 
#ifndef __IPGENKKTSOLVERINTERFACE_HPP__
#define __IPGENKKTSOLVERINTERFACE_HPP__
 
#include "IpUtils.hpp"
#include "IpAlgStrategy.hpp"
#include "IpSymLinearSolver.hpp"
 
namespace Ipopt
{
 
class GenKKTSolverInterface: public AlgorithmStrategyObject
{
public:
   GenKKTSolverInterface()
   { }
 
   virtual ~GenKKTSolverInterface()
   { }
 
   virtual bool InitializeImpl(
      const OptionsList& options,
      const std::string& prefix
   ) = 0;
 
 
   virtual ESymSolverStatus MultiSolve(
      bool                      new_matrix, 
      Index                     n_x,        
      Index                     n_c,        
      Index                     n_d,        
      SmartPtr<const SymMatrix> W,          
      SmartPtr<const Matrix>    Jac_c,      
      SmartPtr<const Matrix>    Jac_d,      
      const Number*             D_x,        
      const Number*             D_s,        
      const Number*             D_c,        
      const Number*             D_d,        
      Number                    delta_x,    
      Number                    delta_s,    
      Number                    delta_c,    
      Number                    delta_d,    
      Index                     n_rhs,      
      Number*                   rhssol,     
      bool                      check_NegEVals,  
      Index                     numberOfNegEVals 
   ) = 0;
 
   virtual Index NumberOfNegEVals() const = 0;
 
   //* @name Options of Linear solver */
 
   virtual bool IncreaseQuality() = 0;
 
   virtual bool ProvidesInertia() const = 0;
};
 
} // namespace Ipopt
 
#endif