Homec4science
Diffusion akantu (bugfixes/46-bug-in-strain-energy-split-and-missing-constraint-in-phasefield) Browse

rAKA/src/model/solid_mechanics/#solid_mechanics_model_io.cc#
47c3bed53838bugfixes/46-bug-in…

Last Change
Raw File

#solid_mechanics_model_io.cc#
View Options

/**
* @file solid_mechanics_model_io.cc
*
* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
* @author David Simon Kammer <david.kammer@epfl.ch>
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Sun Jul 09 2017
* @date last modification: Sun Dec 03 2017
*
* @brief Dumpable part of the SolidMechnicsModel
*
* @section LICENSE
*
* Copyright (©) 2016-2018 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* Akantu is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* Akantu 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 Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
/* -------------------------------------------------------------------------- */
#include "solid_mechanics_model.hh"
#include "group_manager_inline_impl.cc"
#include "dumpable_inline_impl.hh"
#ifdef AKANTU_USE_IOHELPER
#include "dumper_element_partition.hh"
#include "dumper_elemental_field.hh"
#include "dumper_field.hh"
#include "dumper_homogenizing_field.hh"
#include "dumper_internal_material_field.hh"
#include "dumper_iohelper.hh"
#include "dumper_material_padders.hh"
#include "dumper_paraview.hh"
#endif
namespace akantu {
/* -------------------------------------------------------------------------- */
bool SolidMechanicsModel::isInternal(const std::string & field_name,
const ElementKind & element_kind) {
/// check if at least one material contains field_id as an internal
for (auto & material : materials) {
bool is_internal = material->isInternal<Real>(field_name, element_kind);
if (is_internal)
return true;
}
return false;
}
/* -------------------------------------------------------------------------- */
ElementTypeMap<UInt>
SolidMechanicsModel::getInternalDataPerElem(const std::string & field_name,
const ElementKind & element_kind) {
if (!(this->isInternal(field_name, element_kind)))
AKANTU_EXCEPTION("unknown internal " << field_name);
for (auto & material : materials) {
if (material->isInternal<Real>(field_name, element_kind))
return material->getInternalDataPerElem<Real>(field_name, element_kind);
}
return ElementTypeMap<UInt>();
}
/* -------------------------------------------------------------------------- */
ElementTypeMapArray<Real> &
SolidMechanicsModel::flattenInternal(const std::string & field_name,
const ElementKind & kind,
const GhostType ghost_type) {
std::pair<std::string, ElementKind> key(field_name, kind);
if (this->registered_internals.count(key) == 0) {
this->registered_internals[key] =
new ElementTypeMapArray<Real>(field_name, this->id, this->memory_id);
}
ElementTypeMapArray<Real> * internal_flat = this->registered_internals[key];
for (auto type :
mesh.elementTypes(Model::spatial_dimension, ghost_type, kind)) {
if (internal_flat->exists(type, ghost_type)) {
auto & internal = (*internal_flat)(type, ghost_type);
// internal.clear();
internal.resize(0);
}
}
for (auto & material : materials) {
if (material->isInternal<Real>(field_name, kind))
material->flattenInternal(field_name, *internal_flat, ghost_type, kind);
}
return *internal_flat;
}
/* -------------------------------------------------------------------------- */
void SolidMechanicsModel::flattenAllRegisteredInternals(
const ElementKind & kind) {
ElementKind _kind;
ID _id;
for (auto & internal : this->registered_internals) {
std::tie(_id, _kind) = internal.first;
if (kind == _kind)
this->flattenInternal(_id, kind);
}
}
/* -------------------------------------------------------------------------- */
void SolidMechanicsModel::onDump() {
this->flattenAllRegisteredInternals(_ek_regular);
}
/* -------------------------------------------------------------------------- */
#ifdef AKANTU_USE_IOHELPER
dumper::Field * SolidMechanicsModel::createElementalField(
const std::string & field_name, const std::string & group_name,
bool padding_flag, const UInt & spatial_dimension,
const ElementKind & kind) {
dumper::Field * field = nullptr;
if (field_name == "partitions")
field = mesh.createElementalField<UInt, dumper::ElementPartitionField>(
mesh.getConnectivities(), group_name, spatial_dimension, kind);
else if (field_name == "material_index")
field = mesh.createElementalField<UInt, Vector, dumper::ElementalField>(
material_index, group_name, spatial_dimension, kind);
else {
// this copy of field_name is used to compute derivated data such as
// strain and von mises stress that are based on grad_u and stress
std::string field_name_copy(field_name);
if (field_name == "strain" || field_name == "Green strain" ||
field_name == "principal strain" ||
field_name == "principal Green strain")
field_name_copy = "grad_u";
else if (field_name == "Von Mises stress")
field_name_copy = "stress";
bool is_internal = this->isInternal(field_name_copy, kind);
if (is_internal) {
ElementTypeMap<UInt> nb_data_per_elem =
this->getInternalDataPerElem(field_name_copy, kind);
ElementTypeMapArray<Real> & internal_flat =
this->flattenInternal(field_name_copy, kind);
field = mesh.createElementalField<Real, dumper::InternalMaterialField>(
internal_flat, group_name, spatial_dimension, kind, nb_data_per_elem);
if (field_name == "strain") {
auto * foo = new dumper::ComputeStrain<false>(*this);
field = dumper::FieldComputeProxy::createFieldCompute(field, *foo);
} else if (field_name == "Von Mises stress") {
auto * foo = new dumper::ComputeVonMisesStress(*this);
field = dumper::FieldComputeProxy::createFieldCompute(field, *foo);
} else if (field_name == "Green strain") {
auto * foo = new dumper::ComputeStrain<true>(*this);
field = dumper::FieldComputeProxy::createFieldCompute(field, *foo);
} else if (field_name == "principal strain") {
auto * foo = new dumper::ComputePrincipalStrain<false>(*this);
field = dumper::FieldComputeProxy::createFieldCompute(field, *foo);
} else if (field_name == "principal Green strain") {
auto * foo = new dumper::ComputePrincipalStrain<true>(*this);
field = dumper::FieldComputeProxy::createFieldCompute(field, *foo);
}
// treat the paddings
if (padding_flag) {
if (field_name == "stress") {
if (spatial_dimension == 2) {
auto * foo = new dumper::StressPadder<2>(*this);
field = dumper::FieldComputeProxy::createFieldCompute(field, *foo);
}
} else if (field_name == "strain" || field_name == "Green strain") {
if (spatial_dimension == 2) {
auto * foo = new dumper::StrainPadder<2>(*this);
field = dumper::FieldComputeProxy::createFieldCompute(field, *foo);
}
}
}
// homogenize the field
dumper::ComputeFunctorInterface * foo =
dumper::HomogenizerProxy::createHomogenizer(*field);
field = dumper::FieldComputeProxy::createFieldCompute(field, *foo);
}
}
return field;
}
/* -------------------------------------------------------------------------- */
dumper::Field *
SolidMechanicsModel::createNodalFieldReal(const std::string & field_name,
const std::string & group_name,
bool padding_flag) {
std::map<std::string, Array<Real> *> real_nodal_fields;
real_nodal_fields["displacement"] = this->displacement;
real_nodal_fields["mass"] = this->mass;
real_nodal_fields["velocity"] = this->velocity;
real_nodal_fields["acceleration"] = this->acceleration;
real_nodal_fields["external_force"] = this->external_force;
real_nodal_fields["internal_force"] = this->internal_force;
real_nodal_fields["increment"] = this->displacement_increment;
if (field_name == "force") {
AKANTU_EXCEPTION("The 'force' field has been renamed in 'external_force'");
} else if (field_name == "residual") {
AKANTU_EXCEPTION(
"The 'residual' field has been replaced by 'internal_force'");
}
dumper::Field * field = nullptr;
if (padding_flag)
field = this->mesh.createNodalField(real_nodal_fields[field_name],
group_name, 3);
else
field =
this->mesh.createNodalField(real_nodal_fields[field_name], group_name);
return field;
}
/* -------------------------------------------------------------------------- */
dumper::Field * SolidMechanicsModel::createNodalFieldBool(
const std::string & field_name, const std::string & group_name,
__attribute__((unused)) bool padding_flag) {
std::map<std::string, Array<bool> *> uint_nodal_fields;
uint_nodal_fields["blocked_dofs"] = blocked_dofs;
dumper::Field * field = nullptr;
field = mesh.createNodalField(uint_nodal_fields[field_name], group_name);
return field;
}
/* -------------------------------------------------------------------------- */
#else
/* -------------------------------------------------------------------------- */
dumper::Field * SolidMechanicsModel::createElementalField(const std::string &,
const std::string &,
bool, const UInt &,
const ElementKind &) {
return nullptr;
}
/* --------------------------------------------------------------------------
*/
dumper::Field * SolidMechanicsModel::createNodalFieldReal(const std::string &,
const std::string &,
bool) {
return nullptr;
}
/* --------------------------------------------------------------------------
*/
dumper::Field * SolidMechanicsModel::createNodalFieldBool(const std::string &,
const std::string &,
bool) {
return nullptr;
}
#endif
/* --------------------------------------------------------------------------
*/
void SolidMechanicsModel::dump(const std::string & dumper_name) {
this->onDump();
EventManager::sendEvent(SolidMechanicsModelEvent::BeforeDumpEvent());
mesh.dump(dumper_name);
}
/* --------------------------------------------------------------------------
*/
void SolidMechanicsModel::dump(const std::string & dumper_name, UInt step) {
this->onDump();
EventManager::sendEvent(SolidMechanicsModelEvent::BeforeDumpEvent());
mesh.dump(dumper_name, step);
}
/* -------------------------------------------------------------------------
*/
void SolidMechanicsModel::dump(const std::string & dumper_name, Real time,
UInt step) {
this->onDump();
EventManager::sendEvent(SolidMechanicsModelEvent::BeforeDumpEvent());
mesh.dump(dumper_name, time, step);
}
/* -------------------------------------------------------------------------- */
void SolidMechanicsModel::dump() {
this->onDump();
EventManager::sendEvent(SolidMechanicsModelEvent::BeforeDumpEvent());
mesh.dump();
}
/* -------------------------------------------------------------------------- */
void SolidMechanicsModel::dump(UInt step) {
this->onDump();
EventManager::sendEvent(SolidMechanicsModelEvent::BeforeDumpEvent());
mesh.dump(step);
}
/* -------------------------------------------------------------------------- */
void SolidMechanicsModel::dump(Real time, UInt step) {
this->onDump();
EventManager::sendEvent(SolidMechanicsModelEvent::BeforeDumpEvent());
mesh.dump(time, step);
}
} // namespace akantu
c4science · Help