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# /home/coin/SVN-release/Ipopt-3.2.1/Ipopt/src/Algorithm/LinearSolvers/IpMc19TSymScalingMethod.hpp

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    00001 // Copyright (C) 2004, 2006 International Business Machines and others.
    00002 // All Rights Reserved.
    00003 // This code is published under the Common Public License.
    00004 //
    00005 // $Id: IpMc19TSymScalingMethod.hpp 759 2006-07-07 03:07:08Z andreasw $
    00006 //
    00007 // Authors:  Carl Laird, Andreas Waechter     IBM    2004-03-17
    00008
    00009 #ifndef __IPMC19TSYMSCALINGMETHOD_HPP__
    00010 #define __IPMC19TSYMSCLAINGMETHOD_HPP__
    00011
    00012 #include "IpUtils.hpp"
    00013 #include "IpTSymScalingMethod.hpp"
    00014
    00015 namespace Ipopt
    00016 {
    00017
    00021   class Mc19TSymScalingMethod: public TSymScalingMethod
    00022   {
    00023   public:
    00026     Mc19TSymScalingMethod()
    00027     {}
    00028
    00029     virtual ~Mc19TSymScalingMethod()
    00030     {}
    00032
    00034     virtual bool InitializeImpl(const OptionsList& options,
    00035                                 const std::string& prefix);
    00036
    00039     virtual bool ComputeSymTScalingFactors(Index n,
    00040                                            Index nnz,
    00041                                            const ipfint* airn,
    00042                                            const ipfint* ajcn,
    00043                                            const double* a,
    00044                                            double* scaling_factors);
    00045   private:
    00053     Mc19TSymScalingMethod(const Mc19TSymScalingMethod&);
    00054
    00056     void operator=(const Mc19TSymScalingMethod&);
    00057   };
    00058
    00059
    00060 } // namespace Ipopt
    00061
    00062 #endif