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material_damage_iterative_inline_impl.hh
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Sat, Apr 27, 07:37

material_damage_iterative_inline_impl.hh
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/**
* @file material_damage_iterative_inline_impl.hh
*
* @author Aurelia Isabel Cuba Ramos <aurelia.cubaramos@epfl.ch>
*
*
* @brief Implementation of inline functions of the material damage iterative
*
*
* Copyright (©) 2010-2012, 2014 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
*/
/* -------------------------------------------------------------------------- */
#include "material_damage_iterative.hh"
/* -------------------------------------------------------------------------- */
namespace akantu {
/* -------------------------------------------------------------------------- */
template <UInt spatial_dimension>
inline void
MaterialDamageIterative<spatial_dimension>::computeDamageAndStressOnQuad(
Matrix<Real> & sigma, Real & dam) {
sigma *= 1 - dam;
}
/* -------------------------------------------------------------------------- */
template <UInt spatial_dimension>
UInt MaterialDamageIterative<spatial_dimension>::updateDamage(
UInt quad_index, const Real /*eq_stress*/, ElementType el_type,
GhostType ghost_type) {
AKANTU_DEBUG_ASSERT(prescribed_dam > 0.,
"Your prescribed damage must be greater than zero");
Array<Real> & dam = this->damage(el_type, ghost_type);
Real & dam_on_quad = dam(quad_index);
/// check if damage occurs
if (equivalent_stress(el_type, ghost_type)(quad_index) >=
(1 - dam_tolerance) * norm_max_equivalent_stress) {
if (dam_on_quad < dam_threshold)
dam_on_quad += prescribed_dam;
else
dam_on_quad = max_damage;
return 1;
}
return 0;
}
/* -------------------------------------------------------------------------- */
template <UInt spatial_dimension>
inline UInt MaterialDamageIterative<spatial_dimension>::getNbData(
const Array<Element> & elements, const SynchronizationTag & tag) const {
if (tag == SynchronizationTag::_user_2) {
return sizeof(Real) * this->getModel().getNbIntegrationPoints(elements);
}
return MaterialDamage<spatial_dimension>::getNbData(elements, tag);
}
/* -------------------------------------------------------------------------- */
template <UInt spatial_dimension>
inline void MaterialDamageIterative<spatial_dimension>::packData(
CommunicationBuffer & buffer, const Array<Element> & elements,
const SynchronizationTag & tag) const {
if (tag == SynchronizationTag::_user_2) {
DataAccessor<Element>::packElementalDataHelper(
this->damage, buffer, elements, true, this->damage.getFEEngine());
}
return MaterialDamage<spatial_dimension>::packData(buffer, elements, tag);
}
/* -------------------------------------------------------------------------- */
template <UInt spatial_dimension>
inline void MaterialDamageIterative<spatial_dimension>::unpackData(
CommunicationBuffer & buffer, const Array<Element> & elements,
const SynchronizationTag & tag) {
if (tag == SynchronizationTag::_user_2) {
DataAccessor<Element>::unpackElementalDataHelper(
this->damage, buffer, elements, true, this->damage.getFEEngine());
}
return MaterialDamage<spatial_dimension>::unpackData(buffer, elements, tag);
}
} // namespace akantu
/* -------------------------------------------------------------------------- */

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