QuantLib: a free/open-source library for quantitative finance
fully annotated source code - version 1.34
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fdmspreadpayoffinnervalue.hpp
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1/* -*- mode: c++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2
3/*
4 Copyright (C) 2011 Klaus Spanderen
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 fdmspreadpayoffinnervalue.hpp
21 \brief inner value calculator for a spread payoff
22*/
23
24#ifndef quantlib_fdm_spread_payoff_inner_value_hpp
25#define quantlib_fdm_spread_payoff_inner_value_hpp
26
29#include <utility>
30
31namespace QuantLib {
32
34 public:
35 FdmSpreadPayoffInnerValue(ext::shared_ptr<BasketPayoff> payoff,
36 ext::shared_ptr<FdmInnerValueCalculator> calc1,
37 ext::shared_ptr<FdmInnerValueCalculator> calc2)
38 : payoff_(std::move(payoff)), calc1_(std::move(calc1)), calc2_(std::move(calc2)) {}
39
40 Real innerValue(const FdmLinearOpIterator& iter, Time t) override {
41 Array a(2);
42 a[0] = calc1_->innerValue(iter, t);
43 a[1] = calc2_->innerValue(iter, t);
44
45 return (*payoff_)(a);
46 }
47 Real avgInnerValue(const FdmLinearOpIterator& iter, Time t) override {
48 return innerValue(iter, t);
49 }
50
51 private:
52 const ext::shared_ptr<BasketPayoff> payoff_;
53 const ext::shared_ptr<FdmInnerValueCalculator> calc1_;
54 const ext::shared_ptr<FdmInnerValueCalculator> calc2_;
55 };
56}
57
58#endif
Basket option on a number of assets.
1-D array used in linear algebra.
Definition: array.hpp:52
Real innerValue(const FdmLinearOpIterator &iter, Time t) override
const ext::shared_ptr< BasketPayoff > payoff_
const ext::shared_ptr< FdmInnerValueCalculator > calc1_
Real avgInnerValue(const FdmLinearOpIterator &iter, Time t) override
const ext::shared_ptr< FdmInnerValueCalculator > calc2_
FdmSpreadPayoffInnerValue(ext::shared_ptr< BasketPayoff > payoff, ext::shared_ptr< FdmInnerValueCalculator > calc1, ext::shared_ptr< FdmInnerValueCalculator > calc2)
const DefaultType & t
layer of abstraction to calculate the inner value
Real Time
continuous quantity with 1-year units
Definition: types.hpp:62
QL_REAL Real
real number
Definition: types.hpp:50
ext::shared_ptr< QuantLib::Payoff > payoff
Definition: any.hpp:35
STL namespace.