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rAKA/src/model/solid_mechanics/embedded_interface_model.cc
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embedded_interface_model.cc
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/**
* @file embedded_interface_model.cc
*
* @author Lucas Frérot <lucas.frerot@epfl.ch>
*
* @date creation: Mon Mar 9 2015
* @date last modification: Mon Mar 9 2015
*
* @brief Model of Solid Mechanics with embedded interfaces
*
* @section LICENSE
*
* Copyright (©) 2010-2012, 2014 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 "aka_common.hh"
#include "embedded_interface_model.hh"
#include "material_reinforcement.hh"
#ifdef AKANTU_USE_IOHELPER
# include "dumper_paraview.hh"
# include "dumpable_inline_impl.hh"
#endif
/* -------------------------------------------------------------------------- */
__BEGIN_AKANTU__
const EmbeddedInterfaceModelOptions
default_embedded_interface_model_options(_explicit_lumped_mass, false, false);
/* -------------------------------------------------------------------------- */
EmbeddedInterfaceModel::EmbeddedInterfaceModel(Mesh & mesh,
Mesh & primitive_mesh,
UInt spatial_dimension,
const ID & id,
const MemoryID & memory_id) :
SolidMechanicsModel(mesh, spatial_dimension, id, memory_id),
intersector(mesh, primitive_mesh),
interface_mesh(NULL),
primitive_mesh(primitive_mesh),
interface_material_selector(NULL)
{
// This pointer should be deleted by ~SolidMechanicsModel()
MaterialSelector * mat_sel_pointer =
new MeshDataMaterialSelector<std::string>("physical_names", *this);
this->setMaterialSelector(*mat_sel_pointer);
interface_mesh = &(intersector.getInterfaceMesh());
// Create 1D FEEngine on the interface mesh
registerFEEngineObject<MyFEEngineType>("EmbeddedInterfaceFEEngine", *interface_mesh, 1);
}
/* -------------------------------------------------------------------------- */
EmbeddedInterfaceModel::~EmbeddedInterfaceModel() {
delete interface_material_selector;
}
/* -------------------------------------------------------------------------- */
void EmbeddedInterfaceModel::initFull(const ModelOptions & options) {
const EmbeddedInterfaceModelOptions & eim_options =
dynamic_cast<const EmbeddedInterfaceModelOptions &>(options);
// We don't want to initiate materials before shape functions are initialized
SolidMechanicsModelOptions dummy_options(eim_options.analysis_method, true);
// Do no initialize interface_mesh if told so
if (!eim_options.no_init_intersections)
intersector.constructData();
// Initialize interface FEEngine
FEEngine & engine = getFEEngine("EmbeddedInterfaceFEEngine");
engine.initShapeFunctions(_not_ghost);
engine.initShapeFunctions(_ghost);
SolidMechanicsModel::initFull(dummy_options);
// This will call SolidMechanicsModel::initMaterials() last
this->initMaterials();
#if defined(AKANTU_USE_IOHELPER)
this->mesh.registerDumper<DumperParaview>("reinforcement", id);
this->mesh.addDumpMeshToDumper("reinforcement", *interface_mesh,
1, _not_ghost, _ek_regular);
#endif
}
/* -------------------------------------------------------------------------- */
// This function is very similar to SolidMechanicsModel's
void EmbeddedInterfaceModel::initMaterials() {
Element element;
delete interface_material_selector;
interface_material_selector =
new InterfaceMeshDataMaterialSelector<std::string>("physical_names", *this);
for (ghost_type_t::iterator gt = ghost_type_t::begin(); gt != ghost_type_t::end(); ++gt) {
element.ghost_type = *gt;
Mesh::type_iterator it = interface_mesh->firstType(1, *gt);
Mesh::type_iterator end = interface_mesh->lastType(1, *gt);
for (; it != end ; ++it) {
UInt nb_element = interface_mesh->getNbElement(*it, *gt);
element.type = *it;
Array<UInt> & mat_indexes = material_index.alloc(nb_element, 1, *it, *gt);
for (UInt el = 0 ; el < nb_element ; el++) {
element.element = el;
UInt mat_index = (*interface_material_selector)(element);
AKANTU_DEBUG_ASSERT(mat_index < materials.size(),
"The material selector returned an index that does not exist");
mat_indexes(element.element) = mat_index;
materials.at(mat_index)->addElement(*it, el, *gt);
}
}
}
SolidMechanicsModel::initMaterials();
}
/**
* DO NOT REMOVE - This prevents the material reinforcement to register
* their number of components. Problems arise with AvgHomogenizingFunctor
* if the material reinforcement gives its number of components for a
* field. Since AvgHomogenizingFunctor verifies that all the fields
* have the same number of components, an exception is raised.
*/
ElementTypeMap<UInt> EmbeddedInterfaceModel::getInternalDataPerElem(const std::string & field_name,
const ElementKind & kind) {
if (!(this->isInternal(field_name,kind))) AKANTU_EXCEPTION("unknown internal " << field_name);
for (UInt m = 0; m < materials.size() ; ++m) {
if (materials[m]->isInternal<Real>(field_name, kind)) {
Material * mat = NULL;
switch(this->spatial_dimension) {
case 1:
mat = dynamic_cast<MaterialReinforcement<1> *>(materials[m]);
break;
case 2:
mat = dynamic_cast<MaterialReinforcement<2> *>(materials[m]);
break;
case 3:
mat = dynamic_cast<MaterialReinforcement<3> *>(materials[m]);
break;
}
if (mat == NULL && field_name != "stress_embedded")
return materials[m]->getInternalDataPerElem<Real>(field_name,kind);
else if (mat != NULL && field_name == "stress_embedded")
return mat->getInternalDataPerElem<Real>(field_name, kind, "EmbeddedInterfaceFEEngine");
}
}
return ElementTypeMap<UInt>();
}
/* -------------------------------------------------------------------------- */
void EmbeddedInterfaceModel::addDumpGroupFieldToDumper(const std::string & dumper_name,
const std::string & field_id,
const std::string & group_name,
const ElementKind & element_kind,
bool padding_flag) {
#ifdef AKANTU_USE_IOHELPER
dumper::Field * field = NULL;
// If dumper is reinforcement, create a 1D elemental field
if (dumper_name == "reinforcement")
field = this->createElementalField(field_id, group_name, padding_flag, 1, element_kind);
else {
try {
SolidMechanicsModel::addDumpGroupFieldToDumper(dumper_name, field_id, group_name, element_kind, padding_flag);
} catch (...) {}
}
if (field) {
DumperIOHelper & dumper = mesh.getGroupDumper(dumper_name,group_name);
Model::addDumpGroupFieldToDumper(field_id,field,dumper);
}
#endif
}
__END_AKANTU__
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