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# contrib/sIPOPT/src/SensReducedHessianCalculator.hpp

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    00001 // Copyright 2009, 2011 Hans Pirnay
    00002 // All Rights Reserved.
    00003 // This code is published under the Eclipse Public License.
    00004 //
    00005 // Date   : 2009-08-01
    00006
    00007 #ifndef __ASREDUCEDHESSIANCALCULATOR_HPP__
    00008 #define __ASREDUCEDHESSIANCALCULATOR_HPP__
    00009
    00010 #include "IpAlgStrategy.hpp"
    00011 #include "SensSchurData.hpp"
    00012 #include "SensPCalculator.hpp"
    00013
    00014 namespace Ipopt
    00015 {
    00016
    00017   class ReducedHessianCalculator : public AlgorithmStrategyObject
    00018   {
    00021   public:
    00022     ReducedHessianCalculator(SmartPtr<SchurData> hess_data,
    00023                  SmartPtr<PCalculator> pcalc);
    00024
    00025     virtual ~ReducedHessianCalculator();
    00026
    00027     virtual bool InitializeImpl(const OptionsList& options,
    00028                 const std::string& prefix);
    00029
    00030     /* This function computes the unscaled reduced hessian matrix */
    00031     virtual bool ComputeReducedHessian();
    00032
    00033   private:
    00034
    00036     SmartPtr<SchurData> hess_data_;
    00037
    00039     SmartPtr<PCalculator> pcalc_;
    00040
    00042     bool compute_eigenvalues_;
    00043   };
    00044
    00045 }
    00046
    00047 #endif

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