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mctraits.hpp

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/* -*- mode: c++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

/*
 Copyright (C) 2000, 2001, 2002, 2003 RiskMap srl
 Copyright (C) 2003, 2004, 2005 StatPro Italia srl

 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 mctraits.hpp
    \brief Monte Carlo policies
*/

#ifndef quantlib_mc_traits_hpp
#define quantlib_mc_traits_hpp

#include <ql/methods/montecarlo/pathgenerator.hpp>
#include <ql/methods/montecarlo/multipathgenerator.hpp>
#include <ql/methods/montecarlo/pathpricer.hpp>
#include <ql/math/randomnumbers/rngtraits.hpp>

namespace QuantLib {

    // path generation and pricing traits

    //! default Monte Carlo traits for single-variate models
    template <class RNG = PseudoRandom>
00039     struct SingleVariate {
        typedef RNG rng_traits;
        typedef Path path_type;
        typedef PathPricer<path_type> path_pricer_type;
        typedef typename RNG::rsg_type rsg_type;
        typedef PathGenerator<rsg_type> path_generator_type;
        enum { allowsErrorEstimate = RNG::allowsErrorEstimate };
    };

    //! default Monte Carlo traits for multi-variate models
    template <class RNG = PseudoRandom>
00050     struct MultiVariate {
        typedef RNG rng_traits;
        typedef MultiPath path_type;
        typedef PathPricer<path_type> path_pricer_type;
        typedef typename RNG::rsg_type rsg_type;
        typedef MultiPathGenerator<rsg_type> path_generator_type;
        enum { allowsErrorEstimate = RNG::allowsErrorEstimate };
    };

}


#endif

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