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/* -*- mode: c++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
Copyright (C) 2010 Adrian O' Neill
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
<https://www.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 analyticvariancegammaengine.hpp
\brief Analytic Variance Gamma option engine for vanilla options
*/
#ifndef quantlib_variance_gamma_engine_hpp
#define quantlib_variance_gamma_engine_hpp
#include <ql/instruments/vanillaoption.hpp>
#include <ql/experimental/variancegamma/variancegammaprocess.hpp>
namespace QuantLib {
//! Variance Gamma Pricing engine for European vanilla options using integral approach
/*! \ingroup vanillaengines
\test the correctness of the returned values is tested by
checking it against known good results.
*/
class VarianceGammaEngine : public VanillaOption::engine {
public:
explicit VarianceGammaEngine(ext::shared_ptr<VarianceGammaProcess>,
Real absoluteError = 1e-5);
void calculate() const override;
private:
ext::shared_ptr<VarianceGammaProcess> process_;
Real absErr_;
};
}
#endif
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