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/* This file is part of the OpenLB library
*
* Copyright (C) 2019 Adrian Kummerlaender
* E-mail contact: info@openlb.net
* The most recent release of OpenLB can be downloaded at
* <http://www.openlb.net/>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* 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
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef DESCRIPTOR_FUNCTION_H
#define DESCRIPTOR_FUNCTION_H
#include <type_traits>
#include <stdexcept>
#include "descriptorTag.h"
#include "utilities/fraction.h"
namespace olb {
template <typename, unsigned> class Vector;
namespace descriptors {
/// \defgroup descriptor_interface Descriptor functions
/// \ingroup descriptor
//@{
/// \defgroup descriptor_interface_details Descriptor data
/// \ingroup descriptor_interface
//@{
namespace data {
using utilities::Fraction;
template <unsigned D, unsigned Q>
constexpr int vicinity = {};
template <unsigned D, unsigned Q>
constexpr int c[Q][D] = {};
template <unsigned D, unsigned Q>
constexpr int opposite[Q] = {};
template <unsigned D, unsigned Q>
constexpr Fraction t[Q] = {};
template <unsigned D, unsigned Q>
constexpr Fraction cs2 = {};
template <unsigned D, unsigned Q>
constexpr Fraction lambda_e = {};
template <unsigned D, unsigned Q>
constexpr Fraction lambda_h = {};
}
template <unsigned D, unsigned Q>
constexpr int vicinity()
{
return data::vicinity<D,Q>;
}
template <unsigned D, unsigned Q>
constexpr int c(unsigned iPop, unsigned iDim)
{
return data::c<D,Q>[iPop][iDim];
}
template <unsigned D, unsigned Q>
constexpr Vector<int,D> c(unsigned iPop)
{
return Vector<int,D>(data::c<D,Q>[iPop]);
}
template <unsigned D, unsigned Q>
constexpr int opposite(unsigned iPop)
{
return data::opposite<D,Q>[iPop];
}
template <typename T, unsigned D, unsigned Q>
constexpr T t(unsigned iPop, tag::DEFAULT)
{
return data::t<D,Q>[iPop].template as<T>();
}
template <typename T, unsigned D, unsigned Q>
constexpr T invCs2()
{
return data::cs2<D,Q>.template inverseAs<T>();
}
template <typename T, unsigned D, unsigned Q>
constexpr T lambda_e()
{
return data::lambda_e<D,Q>.template inverseAs<T>();
}
template <typename T, unsigned D, unsigned Q>
constexpr T lambda_h()
{
return data::lambda_h<D,Q>.template inverseAs<T>();
}
//@}
template <typename DESCRIPTOR>
constexpr int d()
{
return DESCRIPTOR::d;
}
template <typename DESCRIPTOR>
constexpr int q()
{
return DESCRIPTOR::q;
}
template <typename DESCRIPTOR>
constexpr int vicinity()
{
return vicinity<DESCRIPTOR::d, DESCRIPTOR::q>();
}
template <typename DESCRIPTOR>
constexpr int c(unsigned iPop, unsigned iDim)
{
return c<DESCRIPTOR::d, DESCRIPTOR::q>(iPop, iDim);
}
template <typename DESCRIPTOR>
constexpr Vector<int,DESCRIPTOR::d> c(unsigned iPop)
{
return c<DESCRIPTOR::d, DESCRIPTOR::q>(iPop);
}
template <typename DESCRIPTOR>
constexpr int opposite(unsigned iPop)
{
return opposite<DESCRIPTOR::d, DESCRIPTOR::q>(iPop);
}
template <typename T, typename DESCRIPTOR>
constexpr T t(unsigned iPop)
{
return t<T, DESCRIPTOR::d, DESCRIPTOR::q>(iPop, typename DESCRIPTOR::category_tag());
}
template <typename T, typename DESCRIPTOR>
constexpr T invCs2()
{
return invCs2<T, DESCRIPTOR::d, DESCRIPTOR::q>();
}
template <typename T, typename DESCRIPTOR>
constexpr T lambda_e()
{
return lambda_e<T, DESCRIPTOR::d, DESCRIPTOR::q>();
}
template <typename T, typename DESCRIPTOR>
constexpr T lambda_h()
{
return lambda_h<T, DESCRIPTOR::d, DESCRIPTOR::q>();
}
//@}
}
}
#endif
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