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muSpectre/src/common/common.cc
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common.cc
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/**
* file common.cc
*
* @author Till Junge <till.junge@epfl.ch>
*
* @date 15 Nov 2017
*
* @brief Implementation for common functions
*
* @section LICENCE
*
* Copyright (C) 2017 Till Junge
*
* µSpectre 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 3, or (at
* your option) any later version.
*
* µSpectre 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 GNU Emacs; see the file COPYING. If not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <stdexcept>
#include "common/common.hh"
namespace muSpectre {
/* ---------------------------------------------------------------------- */
std::ostream & operator<<(std::ostream & os, Formulation f) {
switch (f) {
case Formulation::small_strain: {os << "small_strain"; break;}
case Formulation::finite_strain: {os << "finite_strain"; break;}
default:
throw std::runtime_error
("unknown formulation.");
break;
}
return os;
}
/* ---------------------------------------------------------------------- */
std::ostream & operator<<(std::ostream & os, StressMeasure s) {
switch (s) {
case StressMeasure::Cauchy: {os << "Cauchy"; break;}
case StressMeasure::PK1: {os << "PK1"; break;}
case StressMeasure::PK2: {os << "PK2"; break;}
case StressMeasure::Kirchhoff: {os << "Kirchhoff"; break;}
case StressMeasure::Biot: {os << "Biot"; break;}
case StressMeasure::Mandel: {os << "Mandel"; break;}
default:
throw std::runtime_error
("a stress measure must be missing");
break;
}
return os;
}
/* ---------------------------------------------------------------------- */
std::ostream & operator<<(std::ostream & os, StrainMeasure s) {
switch (s) {
case StrainMeasure::Gradient: {os << "Gradient"; break;}
case StrainMeasure::Infinitesimal: {os << "Infinitesimal"; break;}
case StrainMeasure::GreenLagrange: {os << "Green-Lagrange"; break;}
case StrainMeasure::Biot: {os << "Biot"; break;}
case StrainMeasure::Log: {os << "Logarithmic"; break;}
case StrainMeasure::Almansi: {os << "Almansi"; break;}
case StrainMeasure::RCauchyGreen: {os << "Right Cauchy-Green"; break;}
case StrainMeasure::LCauchyGreen: {os << "Left Cauchy-Green"; break;}
default:
throw std::runtime_error
("a strain measure must be missing");
}
return os;
}
/* ---------------------------------------------------------------------- */
/** Compile-time functions to set the stress and strain measures
stored by mu_spectre depending on the formulation
**/
constexpr StrainMeasure get_stored_strain_type(Formulation form) {
switch (form) {
case Formulation::finite_strain: {
return StrainMeasure::Gradient;
break;
}
case Formulation::small_strain: {
return StrainMeasure::Infinitesimal;
break;
}
default:
return StrainMeasure::__nostrain__;
break;
}
}
constexpr StressMeasure get_stored_stress_type(Formulation form) {
switch (form) {
case Formulation::finite_strain: {
return StressMeasure::PK1;
break;
}
case Formulation::small_strain: {
return StressMeasure::Cauchy;
break;
}
default:
return StressMeasure::__nostress__;
break;
}
}
/* ---------------------------------------------------------------------- */
constexpr StrainMeasure get_formulation_strain_type(Formulation form,
StrainMeasure expected) {
switch (form) {
case Formulation::finite_strain: {
return expected;
break;
}
case Formulation::small_strain: {
return get_stored_strain_type(form);
break;
}
default:
return StrainMeasure::__nostrain__;
break;
}
}
} // muSpectre
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