Diffusion akantu (features/czm_damage) Browse

czm_damage

material_selector.hh
View Options

			/**
			* @file material_selector.hh
			*
			* @author Lucas Frerot <lucas.frerot@epfl.ch>
			* @author Nicolas Richart <nicolas.richart@epfl.ch>
			*
			* @date creation: Wed Nov 13 2013
			* @date last modification: Thu Dec 17 2015
			*
			* @brief class describing how to choose a material for a given element
			*
			* @section LICENSE
			*
			* Copyright (©) 2014, 2015 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 "mesh.hh"
			#include "element.hh"
			/* -------------------------------------------------------------------------- */
			#include <memory>
			/* -------------------------------------------------------------------------- */

			#ifndef __AKANTU_MATERIAL_SELECTOR_HH__
			#define __AKANTU_MATERIAL_SELECTOR_HH__

			/* -------------------------------------------------------------------------- */
			namespace akantu {

			class SolidMechanicsModel;

			/**
			* main class to assign same or different materials for different
			* elements
			*/
			class MaterialSelector : public std::enable_shared_from_this<MaterialSelector> {
			public:
			MaterialSelector() = default;
			virtual ~MaterialSelector() = default;
			virtual inline UInt operator()(const Element & element) {
			if (fallback_selector)
			return (*fallback_selector)(element);

			return fallback_value;
			}

			inline void setFallback(UInt f) { fallback_value = f; }
			inline void
			setFallback(const std::shared_ptr<MaterialSelector> & fallback_selector) {
			this->fallback_selector = fallback_selector;
			}

			inline void
			setFallback(MaterialSelector & fallback_selector) {
			this->fallback_selector = fallback_selector.shared_from_this();
			}

			inline std::shared_ptr<MaterialSelector> & getFallbackSelector() {
			return this->fallback_selector;
			}

			inline UInt getFallbackValue() {
			return this->fallback_value;
			}

			protected:
			UInt fallback_value{0};
			std::shared_ptr<MaterialSelector> fallback_selector;
			};

			/* -------------------------------------------------------------------------- */
			/**
			* class that assigns the first material to regular elements by default
			*/
			class DefaultMaterialSelector : public MaterialSelector {
			public:
			explicit DefaultMaterialSelector(
			const ElementTypeMapArray<UInt> & material_index)
			: material_index(material_index) {}

			UInt operator()(const Element & element) override {
			if (not material_index.exists(element.type, element.ghost_type))
			return MaterialSelector::operator()(element);

			const auto & mat_indexes = material_index(element.type, element.ghost_type);
			if (element.element < mat_indexes.size()) {
			auto && tmp_mat = mat_indexes(element.element);
			if (tmp_mat != UInt(-1))
			return tmp_mat;
			}

			return MaterialSelector::operator()(element);
			}

			private:
			const ElementTypeMapArray<UInt> & material_index;
			};

			/* -------------------------------------------------------------------------- */
			/**
			* Use elemental data to assign materials
			*/
			template <typename T>
			class ElementDataMaterialSelector : public MaterialSelector {
			public:
			ElementDataMaterialSelector(const ElementTypeMapArray<T> & element_data,
			const SolidMechanicsModel & model,
			UInt first_index = 1)
			: element_data(element_data), model(model), first_index(first_index) {}

			inline T elementData(const Element & element) {
			DebugLevel dbl = debug::getDebugLevel();
			debug::setDebugLevel(dblError);
			T data = element_data(element.type, element.ghost_type)(element.element);
			debug::setDebugLevel(dbl);
			return data;
			}

			inline UInt operator()(const Element & element) override {
			return MaterialSelector::operator()(element);
			}

			protected:
			/// list of element with the specified data (i.e. tag value)
			const ElementTypeMapArray<T> & element_data;

			/// the model that the materials belong
			const SolidMechanicsModel & model;

			/// first material index: equal to 1 if none specified
			UInt first_index;
			};

			/* -------------------------------------------------------------------------- */
			/**
			* class to use mesh data information to assign different materials
			* where name is the tag value: tag_0, tag_1
			*/
			template <typename T>
			class MeshDataMaterialSelector : public ElementDataMaterialSelector<T> {
			public:
			MeshDataMaterialSelector(const std::string & name,
			const SolidMechanicsModel & model,
			UInt first_index = 1);
			};

			} // namespace akantu

			#endif /* __AKANTU_MATERIAL_SELECTOR_HH__ */

rAKA/src/model/solid_mechanics/material_selector.hhba2d1eabaaa2features/czm_damage

material_selector.hhView Options

rAKA/src/model/solid_mechanics/material_selector.hh
ba2d1eabaaa2features/czm_damage

material_selector.hh
View Options