ConstrainedOptPack_MeritFuncCalc1DQuadratic.hpp

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00003 // 
00004 // Moocho: Multi-functional Object-Oriented arCHitecture for Optimization
00005 //                  Copyright (2003) Sandia Corporation
00006 // 
00007 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
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00010 // This library is free software; you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as
00012 // published by the Free Software Foundation; either version 2.1 of the
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00028 
00029 #ifndef MERIT_FUNC_CALC_1D_QUADRATIC_H
00030 #define MERIT_FUNC_CALC_1D_QUADRATIC_H
00031 
00032 #include "ConstrainedOptPack_MeritFuncCalc1D.hpp"
00033 #include "ConstrainedOptPack_MeritFuncCalc.hpp"
00034 
00035 namespace ConstrainedOptPack {
00036 
00042 class MeritFuncCalc1DQuadratic : public MeritFuncCalc1D {
00043 public:
00044 
00046   typedef const Vector*   const_VectorWithOp_ptr;
00047 
00050 
00068   MeritFuncCalc1DQuadratic(
00069     const MeritFuncCalc&      phi
00070     ,size_type                p
00071     ,const_VectorWithOp_ptr   d[]
00072     ,VectorMutable*     x
00073     );
00074 
00076 
00079 
00081   value_type operator()(value_type alpha) const;
00082 
00084   value_type deriv() const;
00085 
00087   void print_merit_func(
00088     std::ostream& out, const std::string& leading_str ) const;
00089 
00091 
00092 private:
00093   const MeritFuncCalc&        phi_;
00094   size_type                   p_;
00095   const_VectorWithOp_ptr      d_[3];
00096   VectorMutable         *x_;
00097 
00098   // not defined and not to be called
00099   MeritFuncCalc1DQuadratic();
00100   MeritFuncCalc1DQuadratic& operator=( const MeritFuncCalc1DQuadratic& );
00101 
00102 };  // end class MeritFuncCalc1DQuadratic
00103 
00104 } // end namespace ConstrainedOptPack
00105 
00106 #endif  // MERIT_FUNC_CALC_1D_QUADRATIC_H
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