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CepGen
1.2.5
Central exclusive processes event generator
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GSLIntegrator.h
Go to the documentation of this file.
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/*
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* CepGen: a central exclusive processes event generator
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* Copyright (C) 2013-2024 Laurent Forthomme
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*
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* This program 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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* any later version.
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*
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* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef CepGen_Integration_GSLIntegrator_h
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#define CepGen_Integration_GSLIntegrator_h
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#include <gsl/gsl_rng.h>
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#include "
CepGen/Integration/Integrator.h
"
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#include "
CepGen/Utils/GSLFunctionsWrappers.h
"
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namespace
cepgen
{
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class
GSLIntegrator
:
public
Integrator
{
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public
:
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explicit
GSLIntegrator
(
const
ParametersList
&);
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static
ParametersDescription
description
();
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void
setLimits
(
const
std::vector<Limits>&)
override
;
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protected
:
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void
setIntegrand
(
Integrand
&);
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std::function<double(
double
*,
size_t
,
void
*)>
funct_
;
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std::unique_ptr<gsl_monte_function>
function_
;
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std::vector<double>
xlow_
,
xhigh_
;
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};
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}
// namespace cepgen
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#endif
GSLFunctionsWrappers.h
Integrator.h
cepgen::GSLIntegrator
Definition
GSLIntegrator.h:28
cepgen::GSLIntegrator::xhigh_
std::vector< double > xhigh_
Definition
GSLIntegrator.h:43
cepgen::GSLIntegrator::xlow_
std::vector< double > xlow_
Definition
GSLIntegrator.h:43
cepgen::GSLIntegrator::funct_
std::function< double(double *, size_t, void *)> funct_
A functor wrapping GSL's function footprint.
Definition
GSLIntegrator.h:39
cepgen::GSLIntegrator::setIntegrand
void setIntegrand(Integrand &)
Definition
GSLIntegrator.cpp:30
cepgen::GSLIntegrator::function_
std::unique_ptr< gsl_monte_function > function_
GSL structure storing the function to be integrated by this integrator instance (along with its param...
Definition
GSLIntegrator.h:42
cepgen::GSLIntegrator::setLimits
void setLimits(const std::vector< Limits > &) override
Specify the variables limits on integration.
Definition
GSLIntegrator.cpp:44
cepgen::GSLIntegrator::description
static ParametersDescription description()
Definition
GSLIntegrator.cpp:54
cepgen::Integrand
An integrand wrapper placeholder.
Definition
Integrand.h:27
cepgen::Integrator
Monte-Carlo integration algorithm.
Definition
Integrator.h:28
cepgen::ParametersDescription
A description object for parameters collection.
Definition
ParametersDescription.h:26
cepgen::ParametersList
Definition
ParametersList.h:52
cepgen
Common namespace for this Monte Carlo generator.
Definition
CommandLineHandler.cpp:36
CepGen
Integration
GSLIntegrator.h
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