EvtGen
2.2.0
Monte Carlo generator of particle decays, in particular the weak decays of heavy flavour particles such as B mesons.
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EvtGenModels
EvtItgSimpsonIntegrator.hh
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/***********************************************************************
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* Copyright 1998-2020 CERN for the benefit of the EvtGen authors *
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* *
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* This file is part of EvtGen. *
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* *
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* EvtGen is free software: you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation, either version 3 of the License, or *
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* (at your option) any later version. *
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* *
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* EvtGen is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with EvtGen. If not, see <https://www.gnu.org/licenses/>. *
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***********************************************************************/
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#ifndef EVTITGSIMPSONINTEGRATOR_HH
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#define EVTITGSIMPSONINTEGRATOR_HH
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//-------------
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// C Headers --
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//-------------
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extern
"C"
{
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}
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#include "
EvtGenModels/EvtItgAbsIntegrator.hh
"
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// Description:
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// Simpson integrator (Stolen and modified from
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// the BaBar IntegrationUtils package - author: Phil Strother).
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class
EvtItgSimpsonIntegrator
:
public
EvtItgAbsIntegrator
{
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public
:
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EvtItgSimpsonIntegrator
(
const
EvtItgAbsFunction
&,
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double
precision = 1.0e-5,
int
maxLoop = 20 );
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protected
:
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double
evaluateIt
(
double
,
double
)
const override
;
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private
:
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double
m_precision
;
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double
m_maxLoop
;
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//EvtItgSimpsonIntegrator( const EvtItgSimpsonIntegrator& ); //// Copy Constructor
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//EvtItgSimpsonIntegrator& operator= ( const EvtItgSimpsonIntegrator& ); // Assignment op
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};
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#endif
// ITGSIMPSONINTEGRATOR_HH
EvtItgAbsIntegrator.hh
EvtItgAbsFunction
Definition
EvtItgAbsFunction.hh:35
EvtItgAbsIntegrator::EvtItgAbsIntegrator
EvtItgAbsIntegrator(const EvtItgAbsFunction &)
Definition
EvtItgAbsIntegrator.cpp:37
EvtItgSimpsonIntegrator::evaluateIt
double evaluateIt(double, double) const override
Definition
EvtItgSimpsonIntegrator.cpp:52
EvtItgSimpsonIntegrator::m_maxLoop
double m_maxLoop
Definition
EvtItgSimpsonIntegrator.hh:46
EvtItgSimpsonIntegrator::m_precision
double m_precision
Definition
EvtItgSimpsonIntegrator.hh:45
EvtItgSimpsonIntegrator::EvtItgSimpsonIntegrator
EvtItgSimpsonIntegrator(const EvtItgAbsFunction &, double precision=1.0e-5, int maxLoop=20)
Definition
EvtItgSimpsonIntegrator.cpp:44
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