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embedded_interface_intersector.cc
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			/**
			* Copyright (©) 2015-2023 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 "embedded_interface_intersector.hh"
			#include "mesh_segment_intersector.hh"

			/// Helper macro for types in the mesh. Creates an intersector and computes
			/// intersection queries
			#define INTERFACE_INTERSECTOR_CASE(dim, type) \
			do { \
			MeshSegmentIntersector<dim, type> intersector(this->mesh, interface_mesh); \
			for (auto && [name, segment_list] : name_to_primitives) { \
			intersector.setPhysicalName(name); \
			intersector.buildResultFromQueryList(segment_list); \
			} \
			} while (0)

			#define INTERFACE_INTERSECTOR_CASE_2D(type) INTERFACE_INTERSECTOR_CASE(2, type)
			#define INTERFACE_INTERSECTOR_CASE_3D(type) INTERFACE_INTERSECTOR_CASE(3, type)

			namespace akantu {

			EmbeddedInterfaceIntersector::EmbeddedInterfaceIntersector(
			Mesh & mesh, const Mesh & primitive_mesh)
			: MeshGeomAbstract(mesh),
			interface_mesh(mesh.getSpatialDimension(), "interface_mesh"),
			primitive_mesh(primitive_mesh) {
			// Initiating mesh connectivity and data
			interface_mesh.addConnectivityType(_segment_2, _not_ghost);
			interface_mesh.addConnectivityType(_segment_2, _ghost);
			interface_mesh.getElementalData<Element>("associated_element")
			.alloc(0, 1, _segment_2);
			interface_mesh.getElementalData<std::string>("physical_names")
			.alloc(0, 1, _segment_2);
			}

			void EmbeddedInterfaceIntersector::constructData(GhostType /ghost_type/) {
			AKANTU_DEBUG_IN();

			const Int dim = this->mesh.getSpatialDimension();

			if (dim == 1) {
			AKANTU_ERROR(
			"No embedded model in 1D. Deactivate intersection initialization");
			}

			Array<std::string> * physical_names = nullptr;

			try {
			physical_names = &const_cast<Array<std::string> &>(
			this->primitive_mesh.getData<std::string>("physical_names",
			_segment_2));
			} catch (debug::Exception & e) {
			AKANTU_ERROR("You must define physical names to reinforcements in "
			"order to use the embedded model");
			throw e;
			}

			constexpr Int nb_nodes_per_element = Mesh::getNbNodesPerElement(_segment_2);
			auto connectivity =
			primitive_mesh.getConnectivity(_segment_2).begin(nb_nodes_per_element);

			std::map<std::string, std::list<K::Segment_3>> name_to_primitives;

			// Loop over the physical names and register segment lists in
			// name_to_primitives_map
			for (auto && [element_id, name] : enumerate(*physical_names)) {
			auto && el_connectivity = connectivity[element_id];

			auto segment = this->createSegment(el_connectivity);
			name_to_primitives[name].push_back(segment);
			}

			// Loop over the background types of the mesh
			for (auto type : this->mesh.elementTypes(dim, _not_ghost)) {
			// Used in AKANTU_BOOST_ELEMENT_SWITCH
			AKANTU_DEBUG_INFO("Computing intersections with background element type "
			<< type);

			tuple_dispatch<
			std::tuple<_element_type_triangle_3, _element_type_triangle_6,
			_element_type_tetrahedron_4>>(
			[&](auto && enum_type) {
			constexpr auto type = aka::decay_v<decltype(enum_type)>;
			constexpr auto dim = Mesh::getSpatialDimension(type);
			MeshSegmentIntersector<dim, type> intersector(this->mesh,
			interface_mesh);
			for (auto && [name, segment_list] : name_to_primitives) {
			intersector.setPhysicalName(name);
			intersector.buildResultFromQueryList(segment_list);
			}
			},
			type);
			}

			AKANTU_DEBUG_OUT();
			}

			K::Segment_3
			EmbeddedInterfaceIntersector::createSegment(const Vector<Idx> & connectivity) {
			AKANTU_DEBUG_IN();

			std::unique_ptr<K::Point_3> source;
			std::unique_ptr<K::Point_3> target;
			const auto & nodes = this->primitive_mesh.getNodes();

			if (this->mesh.getSpatialDimension() == 2) {
			source = std::make_unique<K::Point_3>(nodes(connectivity(0), 0),
			nodes(connectivity(0), 1), 0.);
			target = std::make_unique<K::Point_3>(nodes(connectivity(1), 0),
			nodes(connectivity(1), 1), 0.);
			} else if (this->mesh.getSpatialDimension() == 3) {
			source = std::make_unique<K::Point_3>(nodes(connectivity(0), 0),
			nodes(connectivity(0), 1),
			nodes(connectivity(0), 2));
			target = std::make_unique<K::Point_3>(nodes(connectivity(1), 0),
			nodes(connectivity(1), 1),
			nodes(connectivity(1), 2));
			}

			K::Segment_3 segment(source, target);

			AKANTU_DEBUG_OUT();
			return segment;
			}

			} // namespace akantu

			#undef INTERFACE_INTERSECTOR_CASE
			#undef INTERFACE_INTERSECTOR_CASE_2D
			#undef INTERFACE_INTERSECTOR_CASE_3D

rAKA/src/model/solid_mechanics/solid_mechanics_model_embedded_interface/embedded_interface_intersector.cc4d32193ecffafeatures/mesh-periodic…

embedded_interface_intersector.ccView Options

rAKA/src/model/solid_mechanics/solid_mechanics_model_embedded_interface/embedded_interface_intersector.cc
4d32193ecffafeatures/mesh-periodic…

embedded_interface_intersector.cc
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