QuantLib: a free/open-source library for quantitative finance
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gaussian1dswaptionengine.hpp
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1/* -*- mode: c++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2
3/*
4 Copyright (C) 2013 Peter Caspers
5
6 This file is part of QuantLib, a free-software/open-source library
7 for financial quantitative analysts and developers - http://quantlib.org/
8
9 QuantLib is free software: you can redistribute it and/or modify it
10 under the terms of the QuantLib license. You should have received a
11 copy of the license along with this program; if not, please email
12 <quantlib-dev@lists.sf.net>. The license is also available online at
13 <http://quantlib.org/license.shtml>.
14
15 This program is distributed in the hope that it will be useful, but WITHOUT
16 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17 FOR A PARTICULAR PURPOSE. See the license for more details.
18*/
19
20/*! \file gaussian1dswaptionengine.hpp
21 \brief
22*/
23
24#ifndef quantlib_pricers_gaussian1d_swaption_hpp
25#define quantlib_pricers_gaussian1d_swaption_hpp
26
30#include <utility>
31
32namespace QuantLib {
33
34 //! One factor model swaption engine
35 /*! \ingroup swaptionengines
36
37 All fixed coupons with start date greater or equal to the respective
38 option expiry are considered to be
39 part of the exercise into right.
40
41 \warning Cash settled swaptions are not supported
42 */
43
45 : public GenericModelEngine<Gaussian1dModel, Swaption::arguments,
46 Swaption::results> {
47 public:
52 };
53
55 const ext::shared_ptr<Gaussian1dModel>& model,
56 const int integrationPoints = 64,
57 const Real stddevs = 7.0,
58 const bool extrapolatePayoff = true,
59 const bool flatPayoffExtrapolation = false,
61 const Probabilities probabilities = None)
63 integrationPoints_(integrationPoints), stddevs_(stddevs),
64 extrapolatePayoff_(extrapolatePayoff), flatPayoffExtrapolation_(flatPayoffExtrapolation),
65 discountCurve_(std::move(discountCurve)), probabilities_(probabilities) {
66
67 if (!discountCurve_.empty())
69 }
70
72 const Handle<Gaussian1dModel>& model,
73 const int integrationPoints = 64,
74 const Real stddevs = 7.0,
75 const bool extrapolatePayoff = true,
76 const bool flatPayoffExtrapolation = false,
78 const Probabilities probabilities = None)
80 integrationPoints_(integrationPoints), stddevs_(stddevs),
81 extrapolatePayoff_(extrapolatePayoff), flatPayoffExtrapolation_(flatPayoffExtrapolation),
82 discountCurve_(std::move(discountCurve)), probabilities_(probabilities) {
83
84 if (!discountCurve_.empty())
86 }
87
88 void calculate() const override;
89
90 private:
96 };
97}
98
99#endif
One factor model swaption engine.
const Handle< YieldTermStructure > discountCurve_
Gaussian1dSwaptionEngine(const Handle< Gaussian1dModel > &model, const int integrationPoints=64, const Real stddevs=7.0, const bool extrapolatePayoff=true, const bool flatPayoffExtrapolation=false, Handle< YieldTermStructure > discountCurve=Handle< YieldTermStructure >(), const Probabilities probabilities=None)
Gaussian1dSwaptionEngine(const ext::shared_ptr< Gaussian1dModel > &model, const int integrationPoints=64, const Real stddevs=7.0, const bool extrapolatePayoff=true, const bool flatPayoffExtrapolation=false, Handle< YieldTermStructure > discountCurve=Handle< YieldTermStructure >(), const Probabilities probabilities=None)
Base class for some pricing engine on a particular model.
Shared handle to an observable.
Definition: handle.hpp:41
std::pair< iterator, bool > registerWith(const ext::shared_ptr< Observable > &)
Definition: observable.hpp:228
Swaption class
Definition: swaption.hpp:88
basic interface for one factor interest rate models
Generic option engine based on a model.
QL_REAL Real
real number
Definition: types.hpp:50
Definition: any.hpp:35
STL namespace.
Swaption class.