/usr/include/palabos/complexDynamics/carreauDynamicsTemplates.h is in libplb-dev 1.5~r1+repack1-2build2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 | /* This file is part of the Palabos library.
*
* Copyright (C) 2011-2015 FlowKit Sarl
* Route d'Oron 2
* 1010 Lausanne, Switzerland
* E-mail contact: contact@flowkit.com
*
* The most recent release of Palabos can be downloaded at
* <http://www.palabos.org/>
*
* The library Palabos is free software: you can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* The library 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/* Main author: Orestis Malaspinas
*/
/** \file
* Helper functions for the implementation of non-Newtonian Carreau
* dynamics.
*/
#ifndef CARREAU_DYNAMICS_TEMPLATES_H
#define CARREAU_DYNAMICS_TEMPLATES_H
#include "core/util.h"
namespace plb {
template<typename T,int N>
struct ImplicitOmega
{
T operator()(T alpha, T nu0_nuInfOverCs2, T nuInfOverCs2, T nMinusOneOverTwo, T omega0)
{
ImplicitOmega<T,N-1> omega;
T omSqr = omega(alpha,nu0_nuInfOverCs2,nuInfOverCs2,nMinusOneOverTwo,omega0);
omSqr *= omSqr;
return (T)2/((T)1+(T)2*nu0_nuInfOverCs2*
std::pow((T)1+alpha*omSqr,nMinusOneOverTwo)+(T)2*nuInfOverCs2);
}
};
template<typename T>
struct ImplicitOmega<T,0>
{
T operator()(T alpha, T nu0_nuInfOverCs2, T nuInfOverCs2, T nMinusOneOverTwo, T omega0)
{
return (T)2/((T)1+(T)2*nu0_nuInfOverCs2*std::pow((T)1+
alpha*omega0*omega0,nMinusOneOverTwo)+(T)2*nuInfOverCs2);
}
};
/// This structure forwards the calls to the appropriate helper class
template<typename T, int N>
struct carreauDynamicsTemplates {
static T fromPiAndRhoToOmega(T alpha, T nu0_nuInfOverCs2, T nuInfOverCs2, T nMinusOneOverTwo, T omega0)
{
ImplicitOmega<T,N> omega;
return omega(alpha,nu0_nuInfOverCs2,nuInfOverCs2,nMinusOneOverTwo,omega0);
}
}; // struct carreauDynamicsTemplates
} // namespace plb
#endif // CARREAU_DYNAMICS_TEMPLATES_H
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