fdmg2solver.hpp

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/* -*- mode: c++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
 
/*
 Copyright (C) 2011 Klaus Spanderen
 
 This file is part of QuantLib, a free-software/open-source library
 for financial quantitative analysts and developers - http://quantlib.org/
 
 QuantLib is free software: you can redistribute it and/or modify it
 under the terms of the QuantLib license.  You should have received a
 copy of the license along with this program; if not, please email
 <quantlib-dev@lists.sf.net>. The license is also available online at
 <http://quantlib.org/license.shtml>.
 
 This program is distributed in the hope that it will be useful, but WITHOUT
 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 FOR A PARTICULAR PURPOSE.  See the license for more details.
*/
 
/*! \file fdmg2solver.hpp
*/
 
#ifndef quantlib_fdm_g2_solver_hpp
#define quantlib_fdm_g2_solver_hpp
 
#include <ql/handle.hpp>
#include <ql/patterns/lazyobject.hpp>
#include <ql/methods/finitedifferences/solvers/fdmsolverdesc.hpp>
#include <ql/methods/finitedifferences/solvers/fdmbackwardsolver.hpp>
 
namespace QuantLib {
 
    class G2;
    class Fdm2DimSolver;
 
    class FdmG2Solver : public LazyObject {
      public:
        FdmG2Solver(Handle<G2> model,
                    FdmSolverDesc solverDesc,
                    const FdmSchemeDesc& schemeDesc = FdmSchemeDesc::Hundsdorfer());
 
        Real valueAt(Real x, Real y) const;
 
      protected:
        void performCalculations() const override;
 
      private:
        const Handle<G2> model_;
        const FdmSolverDesc solverDesc_;
        const FdmSchemeDesc schemeDesc_;
 
        mutable ext::shared_ptr<Fdm2DimSolver> solver_;
    };
}
 
#endif