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65-Making-the…

solid_mechanics_model_material.cc
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			/**
			* @file solid_mechanics_model_material.cc
			*
			* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
			* @author Nicolas Richart <nicolas.richart@epfl.ch>
			*
			* @date creation: Fri Nov 26 2010
			* @date last modification: Tue Jun 24 2014
			*
			* @brief instatiation of materials
			*
			* @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 "solid_mechanics_model.hh"
			#include "material_list.hh"
			#include "aka_math.hh"
			#ifdef AKANTU_DAMAGE_NON_LOCAL
			# include "non_local_manager.hh"
			#endif
			#ifdef AKANTU_PYTHON_INTERFACE
			# include "material_python.hh"
			#endif
			/* -------------------------------------------------------------------------- */

			__BEGIN_AKANTU__

			/* -------------------------------------------------------------------------- */

			/* -------------------------------------------------------------------------- */
			#define AKANTU_INTANTIATE_MATERIAL_BY_DIM_NO_TMPL(dim, elem) \
			registerNewMaterial< BOOST_PP_ARRAY_ELEM(1, elem)< dim > >(section)

			#define AKANTU_INTANTIATE_MATERIAL_BY_DIM_TMPL_EACH(r, data, i, elem) \
			BOOST_PP_EXPR_IF(BOOST_PP_NOT_EQUAL(0, i), else ) \
			if(opt_param == BOOST_PP_STRINGIZE(BOOST_PP_TUPLE_ELEM(2, 0, elem))) { \
			registerNewMaterial< BOOST_PP_ARRAY_ELEM(1, data)< BOOST_PP_ARRAY_ELEM(0, data), \
			BOOST_PP_SEQ_ENUM(BOOST_PP_TUPLE_ELEM(2, 1, elem)) > >(section); \
			}


			#define AKANTU_INTANTIATE_MATERIAL_BY_DIM_TMPL(dim, elem) \
			BOOST_PP_SEQ_FOR_EACH_I(AKANTU_INTANTIATE_MATERIAL_BY_DIM_TMPL_EACH, \
			(2, (dim, BOOST_PP_ARRAY_ELEM(1, elem))), \
			BOOST_PP_ARRAY_ELEM(2, elem)) \
			else { \
			AKANTU_INTANTIATE_MATERIAL_BY_DIM_NO_TMPL(dim, elem); \
			}

			#define AKANTU_INTANTIATE_MATERIAL_BY_DIM(dim, elem) \
			BOOST_PP_IF(BOOST_PP_EQUAL(3, BOOST_PP_ARRAY_SIZE(elem) ), \
			AKANTU_INTANTIATE_MATERIAL_BY_DIM_TMPL, \
			AKANTU_INTANTIATE_MATERIAL_BY_DIM_NO_TMPL)(dim, elem)


			#define AKANTU_INTANTIATE_MATERIAL(elem) \
			switch(spatial_dimension) { \
			case 1: { AKANTU_INTANTIATE_MATERIAL_BY_DIM(1, elem); break; } \
			case 2: { AKANTU_INTANTIATE_MATERIAL_BY_DIM(2, elem); break; } \
			case 3: { AKANTU_INTANTIATE_MATERIAL_BY_DIM(3, elem); break; } \
			}


			#define AKANTU_INTANTIATE_MATERIAL_IF(elem) \
			if (mat_type == BOOST_PP_STRINGIZE(BOOST_PP_ARRAY_ELEM(0, elem))) { \
			AKANTU_INTANTIATE_MATERIAL(elem); \
			}

			#define AKANTU_INTANTIATE_OTHER_MATERIAL(r, data, elem) \
			else AKANTU_INTANTIATE_MATERIAL_IF(elem)

			#define AKANTU_INSTANTIATE_MATERIALS() \
			do { \
			AKANTU_INTANTIATE_MATERIAL_IF(BOOST_PP_SEQ_HEAD(AKANTU_MATERIAL_LIST)) \
			BOOST_PP_SEQ_FOR_EACH(AKANTU_INTANTIATE_OTHER_MATERIAL, \
			_, \
			BOOST_PP_SEQ_TAIL(AKANTU_MATERIAL_LIST)) \
			else { \
			if(getStaticParser().isPermissive()) \
			AKANTU_DEBUG_INFO("Malformed material file " << \
			": unknown material type '" \
			<< mat_type << "'"); \
			else \
			AKANTU_DEBUG_WARNING("Malformed material file " \
			<<": unknown material type " << mat_type \
			<< ". This is perhaps a user" \
			<< " defined material ?"); \
			} \
			} while(0)

			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::instantiateMaterials() {
			std::pair<Parser::const_section_iterator, Parser::const_section_iterator>
			sub_sect = this->parser->getSubSections(_st_material);

			Parser::const_section_iterator it = sub_sect.first;
			for (; it != sub_sect.second; ++it) {
			const ParserSection & section = *it;
			std::string mat_type = section.getName();
			std::string opt_param = section.getOption();
			AKANTU_INSTANTIATE_MATERIALS();
			}

			are_materials_instantiated = true;
			}



			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::assignMaterialToElements(const ElementTypeMapArray<UInt> * filter) {
			Material ** mat_val = &(materials.at(0));

			Element element;
			element.ghost_type = _not_ghost;
			Mesh::type_iterator it = mesh.firstType(spatial_dimension, _not_ghost, _ek_not_defined);
			Mesh::type_iterator end = mesh.lastType(spatial_dimension, _not_ghost, _ek_not_defined);
			if(filter != NULL) {
			it = filter->firstType(spatial_dimension, _not_ghost, _ek_not_defined);
			end = filter->lastType(spatial_dimension, _not_ghost, _ek_not_defined);
			}

			// Fill the element material array from the material selector
			for(; it != end; ++it) {
			UInt nb_element = mesh.getNbElement(*it, _not_ghost);

			const Array<UInt> * filter_array = NULL;
			if (filter != NULL) {
			filter_array = &((filter)(it, _not_ghost));
			nb_element = filter_array->getSize();
			}

			element.type = *it;
			element.kind = mesh.getKind(element.type);
			Array<UInt> & mat_indexes = material_index(*it, _not_ghost);
			for (UInt el = 0; el < nb_element; ++el) {
			if (filter != NULL)
			element.element = (*filter_array)(el);
			else
			element.element = el;

			UInt mat_index = (*material_selector)(element);
			AKANTU_DEBUG_ASSERT(mat_index < materials.size(),
			"The material selector returned an index that does not exists");
			mat_indexes(element.element) = mat_index;

			}
			}

			// synchronize the element material arrays
			synch_registry->synchronize(_gst_material_id);


			/// fill the element filters of the materials using the element_material arrays
			for(UInt g = _not_ghost; g <= _ghost; ++g) {
			GhostType gt = (GhostType) g;
			it = mesh.firstType(spatial_dimension, gt, _ek_not_defined);
			end = mesh.lastType(spatial_dimension, gt, _ek_not_defined);

			if(filter != NULL) {
			it = filter->firstType(spatial_dimension, gt, _ek_not_defined);
			end = filter->lastType(spatial_dimension, gt, _ek_not_defined);
			}

			for(; it != end; ++it) {
			UInt nb_element = mesh.getNbElement(*it, gt);

			const Array<UInt> * filter_array = NULL;
			if (filter != NULL) {
			filter_array = &((filter)(it, gt));
			nb_element = filter_array->getSize();
			}

			Array<UInt> & mat_indexes = material_index(*it, gt);
			Array<UInt> & mat_local_num = material_local_numbering(*it, gt);
			for (UInt el = 0; el < nb_element; ++el) {
			UInt element;

			if (filter != NULL) element = (*filter_array)(el);
			else element = el;

			UInt mat_index = mat_indexes(element);
			UInt index = mat_val[mat_index]->addElement(*it, element, gt);
			mat_local_num(element) = index;
			}
			}
			}
			}


			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::initMaterials() {
			AKANTU_DEBUG_ASSERT(materials.size() != 0, "No material to initialize !");

			if(!are_materials_instantiated) instantiateMaterials();

			this->assignMaterialToElements();

			std::vector<Material *>::iterator mat_it;
			for(mat_it = materials.begin(); mat_it != materials.end(); ++mat_it) {
			/// init internals properties
			(*mat_it)->initMaterial();
			}

			synch_registry->synchronize(_gst_smm_init_mat);

			// initialize mass
			switch(method) {
			case _explicit_lumped_mass:
			assembleMassLumped();
			break;
			case _explicit_consistent_mass:
			case _implicit_dynamic:
			assembleMass();
			break;
			case _static:
			break;
			default:
			AKANTU_EXCEPTION("analysis method not recognised by SolidMechanicsModel");
			break;
			}

			// initialize the previous displacement array if at least on material needs it
			for (mat_it = materials.begin(); mat_it != materials.end(); ++mat_it) {
			Material & mat = **mat_it;
			if (mat.isFiniteDeformation() \|\| mat.isInelasticDeformation()) {
			initArraysPreviousDisplacment();
			break;
			}
			}


			#ifdef AKANTU_DAMAGE_NON_LOCAL
			/// initialize the non-local manager for non-local computations
			this->non_local_manager->init();
			#endif
			}

			/* -------------------------------------------------------------------------- */
			Int SolidMechanicsModel::getInternalIndexFromID(const ID & id) const {
			AKANTU_DEBUG_IN();

			std::vector<Material *>::const_iterator first = materials.begin();
			std::vector<Material *>::const_iterator last = materials.end();

			for (; first != last; ++first)
			if ((*first)->getID() == id) {
			AKANTU_DEBUG_OUT();
			return (first - materials.begin());
			}

			AKANTU_DEBUG_OUT();
			return -1;
			}


			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::reassignMaterial() {
			AKANTU_DEBUG_IN();

			std::vector< Array<Element> > element_to_add (materials.size());
			std::vector< Array<Element> > element_to_remove(materials.size());

			Element element;
			for (ghost_type_t::iterator gt = ghost_type_t::begin(); gt != ghost_type_t::end(); ++gt) {
			GhostType ghost_type = *gt;
			element.ghost_type = ghost_type;

			Mesh::type_iterator it = mesh.firstType(spatial_dimension, ghost_type, _ek_not_defined);
			Mesh::type_iterator end = mesh.lastType(spatial_dimension, ghost_type, _ek_not_defined);
			for(; it != end; ++it) {
			ElementType type = *it;
			element.type = type;
			element.kind = Mesh::getKind(type);

			UInt nb_element = mesh.getNbElement(type, ghost_type);
			Array<UInt> & mat_indexes = material_index(type, ghost_type);

			for (UInt el = 0; el < nb_element; ++el) {
			element.element = el;

			UInt old_material = mat_indexes(el);
			UInt new_material = (*material_selector)(element);

			if(old_material != new_material) {
			element_to_add [new_material].push_back(element);
			element_to_remove[old_material].push_back(element);
			}
			}
			}
			}

			std::vector<Material *>::iterator mat_it;
			UInt mat_index = 0;
			for(mat_it = materials.begin(); mat_it != materials.end(); ++mat_it, ++mat_index) {
			(*mat_it)->removeElements(element_to_remove[mat_index]);
			(*mat_it)->addElements (element_to_add[mat_index]);
			}

			AKANTU_DEBUG_OUT();
			}

			/* -------------------------------------------------------------------------- */
			#ifdef AKANTU_PYTHON_INTERFACE
			void SolidMechanicsModel::registerNewPythonMaterial(PyObject * obj, const ID & mat_type) {

			std::pair<Parser::const_section_iterator, Parser::const_section_iterator>
			sub_sect = getStaticParser().getSubSections(_st_material);

			Parser::const_section_iterator it = sub_sect.first;
			for (; it != sub_sect.second; ++it) {
			if(it->getName() == mat_type) {

			AKANTU_DEBUG_ASSERT(materials_names_to_id.find(mat_type) == materials_names_to_id.end(),
			"A material with this name '" << mat_type
			<< "' has already been registered. "
			<< "Please use unique names for materials");

			UInt mat_count = materials.size();
			materials_names_to_id[mat_type] = mat_count;

			std::stringstream sstr_mat; sstr_mat << id << ":" << mat_count << ":" << mat_type;
			ID mat_id = sstr_mat.str();

			Material * material = new MaterialPython(*this, obj,mat_id);
			materials.push_back(material);

			material->parseSection(*it);
			}
			}
			}
			#endif
			/* -------------------------------------------------------------------------- */

			__END_AKANTU__

rAKA/src/model/solid_mechanics/solid_mechanics_model_material.cc78fc2376708cbugfixes/65-Making-the…

solid_mechanics_model_material.ccView Options

rAKA/src/model/solid_mechanics/solid_mechanics_model_material.cc
78fc2376708cbugfixes/65-Making-the…

solid_mechanics_model_material.cc
View Options