Diffusion akantu (features/modularize-resolution-penalty-classes) Browse

modularize…

solid_mechanics_model.cc
View Options

			/**
			* Copyright (©) 2010-2023 EPFL (Ecole Polytechnique Fédérale de Lausanne)
			* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
			*
			* This file is part of Akantu
			*
			* 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 "integrator_gauss.hh"
			#include "shape_lagrange.hh"

			#include "communicator.hh"
			#include "element_synchronizer.hh"
			#include "sparse_matrix.hh"
			#include "synchronizer_registry.hh"

			#include "dumpable_inline_impl.hh" // NOLINT(unused-includes)
			/* -------------------------------------------------------------------------- */
			#include "dumper_iohelper_paraview.hh"
			/* -------------------------------------------------------------------------- */
			#include "material_non_local.hh"
			/* -------------------------------------------------------------------------- */

			namespace akantu {

			/* -------------------------------------------------------------------------- */
			/**
			* A solid mechanics model need a mesh and a dimension to be created. the model
			* by it self can not do a lot, the good init functions should be called in
			* order to configure the model depending on what we want to do.
			*
			* @param mesh mesh representing the model we want to simulate
			* @param dim spatial dimension of the problem, if dim = 0 (default value) the
			* dimension of the problem is assumed to be the on of the mesh
			* @param id an id to identify the model
			* @param model_type this is an internal parameter for inheritance purposes
			*/
			SolidMechanicsModel::SolidMechanicsModel(
			Mesh & mesh, Int dim, const ID & id,
			const std::shared_ptr<DOFManager> & dof_manager, const ModelType model_type)
			: CLHParent(mesh, model_type, dim, id) {
			AKANTU_DEBUG_IN();

			this->initDOFManager(dof_manager);

			this->registerFEEngineObject<MyFEEngineType>("SolidMechanicsFEEngine", mesh,
			Model::spatial_dimension);

			this->mesh.registerDumper<DumperParaview>("solid_mechanics_model", id, true);
			this->mesh.addDumpMesh(mesh, Model::spatial_dimension, _not_ghost,
			_ek_regular);

			if (this->mesh.isDistributed()) {
			auto & synchronizer = this->mesh.getElementSynchronizer();
			this->registerSynchronizer(synchronizer, SynchronizationTag::_smm_mass);
			this->registerSynchronizer(synchronizer, SynchronizationTag::_smm_stress);
			this->registerSynchronizer(synchronizer, SynchronizationTag::_smm_gradu);
			this->registerSynchronizer(synchronizer, SynchronizationTag::_for_dump);
			}

			this->parser_type = ParserType::_material;

			AKANTU_DEBUG_OUT();
			}

			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::setTimeStep(Real time_step, const ID & solver_id) {
			Model::setTimeStep(time_step, solver_id);

			this->mesh.getDumper().setTimeStep(time_step);
			}

			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::instantiateMaterials() {}

			/* -------------------------------------------------------------------------- */
			/* Initialization */
			/* -------------------------------------------------------------------------- */
			/**
			* This function groups many of the initialization in on function. For most of
			* basics case the function should be enough. The functions initialize the
			* model, the internal vectors, set them to 0, and depending on the parameters
			* it also initialize the explicit or implicit solver.
			*
			* @param options
			* \parblock
			* contains the different options to initialize the model
			* \li \c analysis_method specify the type of solver to use
			* \endparblock
			*/
			void SolidMechanicsModel::initFullImpl(const ModelOptions & options) {
			CLHParent::initFullImpl(options);

			// // initialize the materials
			// if (not this->parser.getLastParsedFile().empty()) {
			// this->instantiateMaterials();
			// this->initConstitutiveLaws();
			// }

			this->initBC(this, displacement, displacement_increment, external_force);
			}

			/* -------------------------------------------------------------------------- */
			TimeStepSolverType SolidMechanicsModel::getDefaultSolverType() const {
			return TimeStepSolverType::_dynamic_lumped;
			}

			/* -------------------------------------------------------------------------- */
			ModelSolverOptions SolidMechanicsModel::getDefaultSolverOptions(
			const TimeStepSolverType & type) const {
			ModelSolverOptions options;

			switch (type) {
			case TimeStepSolverType::_dynamic_lumped: {
			options.non_linear_solver_type = NonLinearSolverType::_lumped;
			options.integration_scheme_type["displacement"] =
			IntegrationSchemeType::_central_difference;
			options.solution_type["displacement"] = IntegrationScheme::_acceleration;
			break;
			}
			case TimeStepSolverType::_static: {
			options.non_linear_solver_type = NonLinearSolverType::_newton_raphson;
			options.integration_scheme_type["displacement"] =
			IntegrationSchemeType::_pseudo_time;
			options.solution_type["displacement"] = IntegrationScheme::_not_defined;
			break;
			}
			case TimeStepSolverType::_dynamic: {
			if (this->method == _explicit_consistent_mass) {
			options.non_linear_solver_type = NonLinearSolverType::_newton_raphson;
			options.integration_scheme_type["displacement"] =
			IntegrationSchemeType::_central_difference;
			options.solution_type["displacement"] = IntegrationScheme::_acceleration;
			} else {
			options.non_linear_solver_type = NonLinearSolverType::_newton_raphson;
			options.integration_scheme_type["displacement"] =
			IntegrationSchemeType::_trapezoidal_rule_2;
			options.solution_type["displacement"] = IntegrationScheme::_displacement;
			}
			break;
			}
			default:
			AKANTU_EXCEPTION(type << " is not a valid time step solver type");
			}

			return options;
			}

			/* -------------------------------------------------------------------------- */
			std::tuple<ID, TimeStepSolverType>
			SolidMechanicsModel::getDefaultSolverID(const AnalysisMethod & method) {
			switch (method) {
			case _explicit_lumped_mass: {
			return std::make_tuple("explicit_lumped",
			TimeStepSolverType::_dynamic_lumped);
			}
			case _explicit_consistent_mass: {
			return std::make_tuple("explicit", TimeStepSolverType::_dynamic);
			}
			case _static: {
			return std::make_tuple("static", TimeStepSolverType::_static);
			}
			case _implicit_dynamic: {
			return std::make_tuple("implicit", TimeStepSolverType::_dynamic);
			}
			default:
			return std::make_tuple("unknown", TimeStepSolverType::_not_defined);
			}
			}

			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::initSolver(TimeStepSolverType time_step_solver_type,
			NonLinearSolverType /unused/) {
			auto & dof_manager = this->getDOFManager();

			/* ------------------------------------------------------------------------ */
			// for alloc type of solvers
			this->allocNodalField(this->displacement, spatial_dimension, "displacement");
			this->allocNodalField(this->previous_displacement, spatial_dimension,
			"previous_displacement");
			this->allocNodalField(this->displacement_increment, spatial_dimension,
			"displacement_increment");
			this->allocNodalField(this->internal_force, spatial_dimension,
			"internal_force");
			this->allocNodalField(this->external_force, spatial_dimension,
			"external_force");
			this->allocNodalField(this->blocked_dofs, spatial_dimension, "blocked_dofs");
			this->allocNodalField(this->current_position, spatial_dimension,
			"current_position");

			// initialize the current positions
			this->current_position->copy(this->mesh.getNodes());

			/* ------------------------------------------------------------------------ */
			if (!dof_manager.hasDOFs("displacement")) {
			dof_manager.registerDOFs("displacement", *this->displacement, _dst_nodal);
			dof_manager.registerBlockedDOFs("displacement", *this->blocked_dofs);
			dof_manager.registerDOFsIncrement("displacement",
			*this->displacement_increment);
			dof_manager.registerDOFsPrevious("displacement",
			*this->previous_displacement);
			}

			/* ------------------------------------------------------------------------ */
			// for dynamic
			if (time_step_solver_type == TimeStepSolverType::_dynamic \|\|
			time_step_solver_type == TimeStepSolverType::_dynamic_lumped) {
			this->allocNodalField(this->velocity, spatial_dimension, "velocity");
			this->allocNodalField(this->acceleration, spatial_dimension,
			"acceleration");

			if (!dof_manager.hasDOFsDerivatives("displacement", 1)) {
			dof_manager.registerDOFsDerivative("displacement", 1, *this->velocity);
			dof_manager.registerDOFsDerivative("displacement", 2,
			*this->acceleration);
			}
			}
			}

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

			/* ------------------------------------------------------------------------ */
			// computes the internal forces
			this->assembleInternalForces();

			/* ------------------------------------------------------------------------ */
			this->getDOFManager().assembleToResidual("displacement",
			*this->external_force, 1);
			this->getDOFManager().assembleToResidual("displacement",
			*this->internal_force, 1);

			AKANTU_DEBUG_OUT();
			}

			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::assembleResidual(const ID & residual_part) {
			AKANTU_DEBUG_IN();

			if ("external" == residual_part) {
			this->getDOFManager().assembleToResidual("displacement",
			*this->external_force, 1);
			AKANTU_DEBUG_OUT();
			return;
			}

			if ("internal" == residual_part) {
			this->assembleInternalForces();
			this->getDOFManager().assembleToResidual("displacement",
			*this->internal_force, 1);
			AKANTU_DEBUG_OUT();
			return;
			}

			AKANTU_CUSTOM_EXCEPTION(
			debug::SolverCallbackResidualPartUnknown(residual_part));

			AKANTU_DEBUG_OUT();
			}

			/* -------------------------------------------------------------------------- */
			MatrixType SolidMechanicsModel::getMatrixType(const ID & matrix_id) const {
			// \TODO check the materials to know what is the correct answer
			if (matrix_id == "C") {
			return _mt_not_defined;
			}

			if (matrix_id == "K") {
			auto matrix_type = _unsymmetric;

			for_each_constitutive_law([&](auto && material) {
			matrix_type = std::max(matrix_type, material.getMatrixType(matrix_id));
			});
			}

			return _symmetric;
			}

			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::assembleMatrix(const ID & matrix_id) {
			if (matrix_id == "K") {
			this->assembleStiffnessMatrix();
			} else if (matrix_id == "M") {
			this->assembleMass();
			}
			}

			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::assembleLumpedMatrix(const ID & matrix_id) {
			if (matrix_id == "M") {
			this->assembleMassLumped();
			}
			}

			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::beforeSolveStep() {
			for_each_constitutive_law(
			[&](auto && material) { material.beforeSolveStep(); });
			}

			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::afterSolveStep(bool converged) {
			for_each_constitutive_law(
			[&](auto && material) { material.afterSolveStep(converged); });
			}

			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::predictor() { ++displacement_release; }

			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::corrector() { ++displacement_release; }

			/* -------------------------------------------------------------------------- */
			/**
			* This function computes the internal forces as \f$F_{int} = \int_{\Omega} N
			* \sigma d\Omega@\f$
			*/
			void SolidMechanicsModel::assembleInternalForces() {
			AKANTU_DEBUG_IN();

			AKANTU_DEBUG_INFO("Assemble the internal forces");

			this->internal_force->zero();

			// compute the stresses of local elements
			AKANTU_DEBUG_INFO("Compute local stresses");
			for_each_constitutive_law(
			[](auto && material) { material.computeAllStresses(_not_ghost); });

			/* ------------------------------------------------------------------------ */
			/* Computation of the non local part */
			if (this->isNonLocal()) {
			this->getNonLocalManager().computeAllNonLocalContribution();
			}

			// communicate the stresses
			AKANTU_DEBUG_INFO("Send data for residual assembly");
			this->asynchronousSynchronize(SynchronizationTag::_smm_stress);

			// assemble the forces due to local stresses
			AKANTU_DEBUG_INFO("Assemble residual for local elements");
			for_each_constitutive_law(
			[](auto && material) { material.assembleInternalForces(_not_ghost); });

			// finalize communications
			AKANTU_DEBUG_INFO("Wait distant stresses");
			this->waitEndSynchronize(SynchronizationTag::_smm_stress);

			// assemble the stresses due to ghost elements
			AKANTU_DEBUG_INFO("Assemble residual for ghost elements");
			for_each_constitutive_law(
			[](auto && material) { material.assembleInternalForces(_ghost); });

			AKANTU_DEBUG_OUT();
			}

			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::assembleStiffnessMatrix(bool need_to_reassemble) {
			AKANTU_DEBUG_IN();

			AKANTU_DEBUG_INFO("Assemble the new stiffness matrix.");

			if (not this->getDOFManager().hasMatrix("K")) {
			this->getDOFManager().getNewMatrix("K", this->getMatrixType("K"));
			}

			// Check if materials need to recompute the matrix
			for_each_constitutive_law([&](auto && material) {
			need_to_reassemble \|= material.hasMatrixChanged("K");
			});

			if (need_to_reassemble) {
			this->getDOFManager().getMatrix("K").zero();

			// call compute stiffness matrix on each local elements
			for_each_constitutive_law(
			[](auto && material) { material.assembleStiffnessMatrix(_not_ghost); });
			}

			AKANTU_DEBUG_OUT();
			}

			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::updateCurrentPosition() {
			if (this->current_position_release == this->displacement_release) {
			return;
			}

			this->current_position->copy(this->mesh.getNodes());

			for (auto && data : zip(make_view(*this->current_position, spatial_dimension),
			make_view(*this->displacement, spatial_dimension))) {
			std::get<0>(data) += std::get<1>(data);
			}

			this->current_position_release = this->displacement_release;
			}

			/* -------------------------------------------------------------------------- */
			const Array<Real> & SolidMechanicsModel::getCurrentPosition() {
			this->updateCurrentPosition();
			return *this->current_position;
			}

			/* -------------------------------------------------------------------------- */
			/* Information */
			/* -------------------------------------------------------------------------- */
			Real SolidMechanicsModel::getStableTimeStep() {
			AKANTU_DEBUG_IN();

			Real min_dt = getStableTimeStep(_not_ghost);

			/// reduction min over all processors
			mesh.getCommunicator().allReduce(min_dt, SynchronizerOperation::_min);

			AKANTU_DEBUG_OUT();
			return min_dt;
			}

			/* -------------------------------------------------------------------------- */
			Real SolidMechanicsModel::getStableTimeStep(GhostType ghost_type) {
			AKANTU_DEBUG_IN();

			Real min_dt = std::numeric_limits<Real>::max();

			this->updateCurrentPosition();

			Element elem{_not_defined, 0, ghost_type};
			elem.ghost_type = ghost_type;

			for (auto type :
			mesh.elementTypes(Model::spatial_dimension, ghost_type, _ek_regular)) {
			elem.type = type;
			auto nb_nodes_per_element = mesh.getNbNodesPerElement(type);

			auto mat_indexes = this->getConstitutiveLawByElement(type, ghost_type);
			auto mat_loc_num = this->getConstitutiveLawLocalNumbering(type, ghost_type);

			Array<Real> X(0, nb_nodes_per_element * Model::spatial_dimension);
			FEEngine::extractNodalToElementField(mesh, *current_position, X, type,
			_not_ghost);

			for (auto && [X_el, mat_idx, el] :
			zip(make_view(X, spatial_dimension, nb_nodes_per_element),
			make_view(mat_indexes), make_view(mat_loc_num))) {
			elem.element = el;

			auto el_h = FEEngine::getElementInradius(X_el, type);
			auto el_c = this->getMaterial(mat_idx).getCelerity(elem);
			auto el_dt = el_h / el_c;

			min_dt = std::min(min_dt, el_dt);
			}
			}

			AKANTU_DEBUG_OUT();
			return min_dt;
			}

			/* -------------------------------------------------------------------------- */
			Real SolidMechanicsModel::getKineticEnergy() {
			AKANTU_DEBUG_IN();

			Real ekin = 0.;
			auto nb_nodes = mesh.getNbNodes();

			if (this->getDOFManager().hasLumpedMatrix("M")) {
			this->assembleLumpedMatrix("M");

			auto m_it = this->mass->begin(Model::spatial_dimension);
			auto m_end = this->mass->end(Model::spatial_dimension);
			auto v_it = this->velocity->begin(Model::spatial_dimension);

			for (Int n = 0; m_it != m_end; ++n, ++m_it, ++v_it) {
			const auto & v = *v_it;
			const auto & m = *m_it;

			Real mv2 = 0.;
			auto is_local_node = mesh.isLocalOrMasterNode(n);
			// bool is_not_pbc_slave_node = !isPBCSlaveNode(n);
			auto count_node = is_local_node; // && is_not_pbc_slave_node;
			if (count_node) {
			for (Int i = 0; i < spatial_dimension; ++i) {
			if (m(i) > std::numeric_limits<Real>::epsilon()) {
			mv2 += v(i) * v(i) * m(i);
			}
			}
			}

			ekin += mv2;
			}
			} else if (this->getDOFManager().hasMatrix("M")) {
			this->assembleMatrix("M");

			Array<Real> Mv(nb_nodes, Model::spatial_dimension);
			this->getDOFManager().assembleMatMulVectToArray("displacement", "M",
			*this->velocity, Mv);

			for (auto && data : zip(arange(nb_nodes), make_view(Mv, spatial_dimension),
			make_view(*this->velocity, spatial_dimension))) {
			ekin += std::get<2>(data).dot(std::get<1>(data)) *
			static_cast<Real>(mesh.isLocalOrMasterNode(std::get<0>(data)));
			}
			} else {
			AKANTU_ERROR("No function called to assemble the mass matrix.");
			}

			mesh.getCommunicator().allReduce(ekin, SynchronizerOperation::_sum);

			AKANTU_DEBUG_OUT();
			return ekin / 2.;
			}

			/* -------------------------------------------------------------------------- */
			Real SolidMechanicsModel::getKineticEnergy(const Element & element) {
			AKANTU_DEBUG_IN();

			auto nb_quadrature_points =
			getFEEngine().getNbIntegrationPoints(element.type);

			Array<Real> vel_on_quad(nb_quadrature_points, Model::spatial_dimension);
			Array<Idx> filter_element(1, 1, element.element);

			getFEEngine().interpolateOnIntegrationPoints(
			*velocity, vel_on_quad, Model::spatial_dimension, element.type,
			_not_ghost, filter_element);
			Vector<Real> rho_v2(nb_quadrature_points);
			Real rho = getConstitutiveLaw(element).getRho();

			for (auto && data : enumerate(make_view(vel_on_quad, spatial_dimension))) {
			auto && vel = std::get<1>(data);
			rho_v2(std::get<0>(data)) = rho * vel.dot(vel);
			}

			AKANTU_DEBUG_OUT();

			return .5 * getFEEngine().integrate(rho_v2, element);
			}

			/* -------------------------------------------------------------------------- */
			Real SolidMechanicsModel::getExternalWork() {
			AKANTU_DEBUG_IN();

			Array<Real> * incrs_or_velos{nullptr};
			if (this->method == _static) {
			incrs_or_velos = this->displacement_increment.get();
			} else {
			incrs_or_velos = this->velocity.get();
			}

			Real work = 0.;

			auto nb_nodes = this->mesh.getNbNodes();

			for (auto && [ext_force, int_force, boun, incr_or_velo, n] :
			zip(make_view(*external_force, spatial_dimension),
			make_view(*internal_force, spatial_dimension),
			make_view(*blocked_dofs, spatial_dimension),
			make_view(*incrs_or_velos, spatial_dimension), arange(nb_nodes))) {
			auto is_local_node = this->mesh.isLocalOrMasterNode(n);
			// bool is_not_pbc_slave_node = !this->isPBCSlaveNode(n);
			auto count_node = is_local_node; // && is_not_pbc_slave_node;

			if (count_node) {
			for (Int i = 0; i < spatial_dimension; ++i) {
			if (boun(i)) {
			work -= int_force(i) * incr_or_velo(i);
			} else {
			work += ext_force(i) * incr_or_velo(i);
			}
			}
			}
			}

			mesh.getCommunicator().allReduce(work, SynchronizerOperation::_sum);

			if (this->method != _static) {
			work *= this->getTimeStep();
			}

			AKANTU_DEBUG_OUT();
			return work;
			}

			/* -------------------------------------------------------------------------- */
			Real SolidMechanicsModel::getEnergy(const std::string & energy_id) {
			AKANTU_DEBUG_IN();

			if (energy_id == "kinetic") {
			return getKineticEnergy();
			}

			if (energy_id == "external work") {
			return getExternalWork();
			}

			Real energy = 0.;
			for_each_constitutive_law(
			[&](auto && material) { energy += material.getEnergy(energy_id); });

			/// reduction sum over all processors
			mesh.getCommunicator().allReduce(energy, SynchronizerOperation::_sum);

			AKANTU_DEBUG_OUT();
			return energy;
			}

			/* -------------------------------------------------------------------------- */
			Real SolidMechanicsModel::getEnergy(const std::string & energy_id,
			const Element & element) {
			AKANTU_DEBUG_IN();

			if (energy_id == "kinetic") {
			return getKineticEnergy(element);
			}

			auto mat_element = element;
			mat_element.element = this->getConstitutiveLawLocalNumbering()(element);

			Real energy =
			this->getConstitutiveLaw(element).getEnergy(energy_id, mat_element);

			AKANTU_DEBUG_OUT();
			return energy;
			}

			/* -------------------------------------------------------------------------- */
			Real SolidMechanicsModel::getEnergy(const ID & energy_id, const ID & group_id) {
			auto && group = mesh.getElementGroup(group_id);
			auto energy = 0.;
			for (auto && type : group.elementTypes()) {
			for (auto el : group.getElementsIterable(type)) {
			energy += getEnergy(energy_id, el);
			}
			}

			/// reduction sum over all processors
			mesh.getCommunicator().allReduce(energy, SynchronizerOperation::_sum);

			return energy;
			}

			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::onNodesAdded(const Array<Idx> & nodes_list,
			const NewNodesEvent & event) {
			AKANTU_DEBUG_IN();
			auto nb_nodes = mesh.getNbNodes();

			if (displacement) {
			displacement->resize(nb_nodes, 0.);
			++displacement_release;
			}
			if (mass) {
			mass->resize(nb_nodes, 0.);
			}
			if (velocity) {
			velocity->resize(nb_nodes, 0.);
			}
			if (acceleration) {
			acceleration->resize(nb_nodes, 0.);
			}
			if (external_force) {
			external_force->resize(nb_nodes, 0.);
			}
			if (internal_force) {
			internal_force->resize(nb_nodes, 0.);
			}
			if (blocked_dofs) {
			blocked_dofs->resize(nb_nodes, false);
			}
			if (current_position) {
			current_position->resize(nb_nodes, 0.);
			}

			if (previous_displacement) {
			previous_displacement->resize(nb_nodes, 0.);
			}
			if (displacement_increment) {
			displacement_increment->resize(nb_nodes, 0.);
			}

			for_each_constitutive_law(
			[&](auto && material) { material.onNodesAdded(nodes_list, event); });

			need_to_reassemble_lumped_mass = true;
			need_to_reassemble_mass = true;

			AKANTU_DEBUG_OUT();
			}

			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::onNodesRemoved(const Array<Idx> & /element_list/,
			const Array<Idx> & new_numbering,
			const RemovedNodesEvent & /event/) {
			if (displacement) {
			mesh.removeNodesFromArray(*displacement, new_numbering);
			++displacement_release;
			}
			if (mass) {
			mesh.removeNodesFromArray(*mass, new_numbering);
			}
			if (velocity) {
			mesh.removeNodesFromArray(*velocity, new_numbering);
			}
			if (acceleration) {
			mesh.removeNodesFromArray(*acceleration, new_numbering);
			}
			if (internal_force) {
			mesh.removeNodesFromArray(*internal_force, new_numbering);
			}
			if (external_force) {
			mesh.removeNodesFromArray(*external_force, new_numbering);
			}
			if (blocked_dofs) {
			mesh.removeNodesFromArray(*blocked_dofs, new_numbering);
			}

			if (displacement_increment) {
			mesh.removeNodesFromArray(*displacement_increment, new_numbering);
			}

			if (previous_displacement) {
			mesh.removeNodesFromArray(*previous_displacement, new_numbering);
			}
			}

			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::printself(std::ostream & stream, int indent) const {
			std::string space(indent, AKANTU_INDENT);

			stream << space << "Solid Mechanics Model ["
			<< "\n";
			stream << space << " + id : " << id << "\n";
			stream << space << " + spatial dimension : " << Model::spatial_dimension
			<< "\n";

			stream << space << " + fem ["
			<< "\n";
			getFEEngine().printself(stream, indent + 2);
			stream << space << " ]"
			<< "\n";

			stream << space << " + nodals information ["
			<< "\n";
			displacement->printself(stream, indent + 2);
			if (velocity) {
			velocity->printself(stream, indent + 2);
			}
			if (acceleration) {
			acceleration->printself(stream, indent + 2);
			}
			if (mass) {
			mass->printself(stream, indent + 2);
			}
			external_force->printself(stream, indent + 2);
			internal_force->printself(stream, indent + 2);
			blocked_dofs->printself(stream, indent + 2);
			stream << space << " ]"
			<< "\n";

			stream << space << " + materials ["
			<< "\n";
			this->for_each_constitutive_law(
			[&](auto && material) { material.printself(stream, indent + 2); });
			stream << space << " ]"
			<< "\n";

			stream << space << "]"
			<< "\n";
			}

			/* -------------------------------------------------------------------------- */
			void SolidMechanicsModel::computeNonLocalContribution(GhostType ghost_type) {
			for_each_constitutive_law([&](auto && material) {
			if (aka::is_of_type<MaterialNonLocalInterface>(material)) {
			auto & mat_non_local =
			dynamic_cast<MaterialNonLocalInterface &>(material);
			mat_non_local.computeNonLocalStresses(ghost_type);
			}
			});
			}

			/* -------------------------------------------------------------------------- */
			FEEngine & SolidMechanicsModel::getFEEngineBoundary(const ID & name) {
			return getFEEngineClassBoundary<MyFEEngineType>(name);
			}

			/* -------------------------------------------------------------------------- */
			Int SolidMechanicsModel::getNbData(const Array<Element> & elements,
			const SynchronizationTag & tag) const {

			Int size = 0;
			Int nb_nodes_per_element = 0;

			for (const Element & el : elements) {
			nb_nodes_per_element += Mesh::getNbNodesPerElement(el.type);
			}

			switch (tag) {
			case SynchronizationTag::_smm_mass: {
			size += spatial_dimension * nb_nodes_per_element * Int(sizeof(Real));
			break;
			}
			case SynchronizationTag::_smm_for_gradu: {
			size += spatial_dimension * nb_nodes_per_element * Int(sizeof(Real));
			break;
			}
			case SynchronizationTag::_for_dump: {
			size += 5 * spatial_dimension * nb_nodes_per_element * Int(sizeof(Real));
			break;
			}
			case SynchronizationTag::_smm_boundary: {
			size += 3 * spatial_dimension * nb_nodes_per_element * Int(sizeof(Real));
			break;
			}
			default: {
			}
			}

			size += CLHParent::getNbData(elements, tag);
			return size;
			}

			/* --------------------------------------------------------------------------
			*/
			void SolidMechanicsModel::packData(CommunicationBuffer & buffer,
			const Array<Element> & elements,
			const SynchronizationTag & tag) const {
			AKANTU_DEBUG_IN();

			switch (tag) {
			case SynchronizationTag::_smm_mass: {
			packNodalDataHelper(*mass, buffer, elements, mesh);
			break;
			}
			case SynchronizationTag::_smm_for_gradu: {
			packNodalDataHelper(*displacement, buffer, elements, mesh);
			break;
			}
			case SynchronizationTag::_for_dump: {
			packNodalDataHelper(*displacement, buffer, elements, mesh);
			packNodalDataHelper(*velocity, buffer, elements, mesh);
			packNodalDataHelper(*acceleration, buffer, elements, mesh);
			packNodalDataHelper(*internal_force, buffer, elements, mesh);
			packNodalDataHelper(*external_force, buffer, elements, mesh);
			break;
			}
			case SynchronizationTag::_smm_boundary: {
			packNodalDataHelper(*external_force, buffer, elements, mesh);
			packNodalDataHelper(*velocity, buffer, elements, mesh);
			packNodalDataHelper(*blocked_dofs, buffer, elements, mesh);
			break;
			}
			default: {
			}
			}

			CLHParent::packData(buffer, elements, tag);

			AKANTU_DEBUG_OUT();
			}

			/* --------------------------------------------------------------------------
			*/
			void SolidMechanicsModel::unpackData(CommunicationBuffer & buffer,
			const Array<Element> & elements,
			const SynchronizationTag & tag) {
			CLHParent::unpackData(buffer, elements, tag);
			}

			/* --------------------------------------------------------------------------
			*/
			Int SolidMechanicsModel::getNbData(const Array<Idx> & dofs,
			const SynchronizationTag & tag) const {
			Int size = 0;

			switch (tag) {
			case SynchronizationTag::_smm_uv: {
			size += Int(sizeof(Real)) * Model::spatial_dimension * 2;
			break;
			}
			case SynchronizationTag::_smm_res: /* FALLTHRU */
			case SynchronizationTag::_smm_mass: {
			size += Int(sizeof(Real)) * Model::spatial_dimension;
			break;
			}
			case SynchronizationTag::_for_dump: {
			size += Int(sizeof(Real)) * Model::spatial_dimension * 5;
			break;
			}
			default: {
			AKANTU_ERROR("Unknown ghost synchronization tag : " << tag);
			}
			}

			return size * dofs.size();
			}

			/* --------------------------------------------------------------------------
			*/
			void SolidMechanicsModel::packData(CommunicationBuffer & buffer,
			const Array<Idx> & dofs,
			const SynchronizationTag & tag) const {
			AKANTU_DEBUG_IN();

			switch (tag) {
			case SynchronizationTag::_smm_uv: {
			packDOFDataHelper(*displacement, buffer, dofs);
			packDOFDataHelper(*velocity, buffer, dofs);
			break;
			}
			case SynchronizationTag::_smm_res: {
			packDOFDataHelper(*internal_force, buffer, dofs);
			break;
			}
			case SynchronizationTag::_smm_mass: {
			packDOFDataHelper(*mass, buffer, dofs);
			break;
			}
			case SynchronizationTag::_for_dump: {
			packDOFDataHelper(*displacement, buffer, dofs);
			packDOFDataHelper(*velocity, buffer, dofs);
			packDOFDataHelper(*acceleration, buffer, dofs);
			packDOFDataHelper(*internal_force, buffer, dofs);
			packDOFDataHelper(*external_force, buffer, dofs);
			break;
			}
			default: {
			AKANTU_ERROR("Unknown ghost synchronization tag : " << tag);
			}
			}

			AKANTU_DEBUG_OUT();
			}

			/* --------------------------------------------------------------------------
			*/
			void SolidMechanicsModel::unpackData(CommunicationBuffer & buffer,
			const Array<Idx> & dofs,
			const SynchronizationTag & tag) {
			AKANTU_DEBUG_IN();

			switch (tag) {
			case SynchronizationTag::_smm_uv: {
			unpackDOFDataHelper(*displacement, buffer, dofs);
			unpackDOFDataHelper(*velocity, buffer, dofs);
			break;
			}
			case SynchronizationTag::_smm_res: {
			unpackDOFDataHelper(*internal_force, buffer, dofs);
			break;
			}
			case SynchronizationTag::_smm_mass: {
			unpackDOFDataHelper(*mass, buffer, dofs);
			break;
			}
			case SynchronizationTag::_for_dump: {
			unpackDOFDataHelper(*displacement, buffer, dofs);
			unpackDOFDataHelper(*velocity, buffer, dofs);
			unpackDOFDataHelper(*acceleration, buffer, dofs);
			unpackDOFDataHelper(*internal_force, buffer, dofs);
			unpackDOFDataHelper(*external_force, buffer, dofs);
			break;
			}
			default: {
			AKANTU_ERROR("Unknown ghost synchronization tag : " << tag);
			}
			}

			AKANTU_DEBUG_OUT();
			}

			/* --------------------------------------------------------------------------
			*/
			void SolidMechanicsModel::applyEigenGradU(
			const Matrix<Real> & prescribed_eigen_grad_u, const ID & material_name,
			const GhostType ghost_type) {
			AKANTU_DEBUG_ASSERT(prescribed_eigen_grad_u.size() ==
			spatial_dimension * spatial_dimension,
			"The prescribed grad_u is not of the good size");
			for_each_constitutive_law([&](auto && material) {
			if (material.getName() == material_name) {
			material.applyEigenGradU(prescribed_eigen_grad_u, ghost_type);
			}
			});
			}

			/* --------------------------------------------------------------------------
			*/
			void SolidMechanicsModel::registerNewMaterial(const ID & mat_name,
			const ID & mat_type,
			const ID & opt_param) {
			this->registerNewConstitutiveLaw(mat_name, mat_type, opt_param);
			}

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

			} // namespace akantu

rAKA/src/model/solid_mechanics/solid_mechanics_model.cc20e355af2b02features/modularize…

solid_mechanics_model.ccView Options

rAKA/src/model/solid_mechanics/solid_mechanics_model.cc
20e355af2b02features/modularize…

solid_mechanics_model.cc
View Options