mesh_inline_impl.cc
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mesh_inline_impl.cc
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	/**
	* @file mesh_inline_impl.cc
	*
	* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
	* @author Dana Christen <dana.christen@epfl.ch>
	* @author Nicolas Richart <nicolas.richart@epfl.ch>
	* @author Marco Vocialta <marco.vocialta@epfl.ch>
	*
	* @date creation: Thu Jul 15 2010
	* @date last modification: Wed Nov 11 2015
	*
	* @brief Implementation of the inline functions of the mesh class
	*
	* @section LICENSE
	*
	* Copyright (©) 2010-2012, 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/>.
	*
	*/

	/* -------------------------------------------------------------------------- */
	#if defined(AKANTU_COHESIVE_ELEMENT)
	# include "cohesive_element.hh"
	#endif

	#ifndef __AKANTU_MESH_INLINE_IMPL_CC__
	#define __AKANTU_MESH_INLINE_IMPL_CC__


	__BEGIN_AKANTU__

	/* -------------------------------------------------------------------------- */
	inline RemovedNodesEvent::RemovedNodesEvent(const Mesh & mesh) :
	new_numbering(mesh.getNbNodes(), 1, "new_numbering") {
	}

	/* -------------------------------------------------------------------------- */
	inline RemovedElementsEvent::RemovedElementsEvent(const Mesh & mesh, ID new_numbering_id) :
	new_numbering(new_numbering_id, mesh.getID()) {
	}

	/* -------------------------------------------------------------------------- */
	template <>
	inline void Mesh::sendEvent<RemovedElementsEvent>(RemovedElementsEvent & event) {
	connectivities.onElementsRemoved(event.getNewNumbering());
	EventHandlerManager<MeshEventHandler>::sendEvent(event);
	}

	/* -------------------------------------------------------------------------- */
	template <>
	inline void Mesh::sendEvent<RemovedNodesEvent>(RemovedNodesEvent & event) {
	if(created_nodes) removeNodesFromArray(*nodes , event.getNewNumbering());
	if(nodes_global_ids) removeNodesFromArray(*nodes_global_ids, event.getNewNumbering());
	if(nodes_type.getSize() != 0) removeNodesFromArray(nodes_type , event.getNewNumbering());

	EventHandlerManager<MeshEventHandler>::sendEvent(event);
	}

	/* -------------------------------------------------------------------------- */
	template<typename T>
	inline void Mesh::removeNodesFromArray(Array<T> & vect, const Array<UInt> & new_numbering) {
	Array<T> tmp(vect.getSize(), vect.getNbComponent());
	UInt nb_component = vect.getNbComponent();
	UInt new_nb_nodes = 0;
	for (UInt i = 0; i < new_numbering.getSize(); ++i) {
	UInt new_i = new_numbering(i);
	if(new_i != UInt(-1)) {
	memcpy(tmp.storage() + new_i * nb_component,
	vect.storage() + i * nb_component,
	nb_component * sizeof(T));
	++new_nb_nodes;
	}
	}

	tmp.resize(new_nb_nodes);
	vect.copy(tmp);
	}


	/* -------------------------------------------------------------------------- */
	#ifdef AKANTU_CORE_CXX11
	template <typename... Args>
	inline void Mesh::translate(Args... params) {
	// check that the number of parameters corresponds to the dimension
	AKANTU_DEBUG_ASSERT(sizeof...(Args) <= spatial_dimension , "Number of arguments greater than dimension.");

	// unpack parameters
	Real s[] = { params... };

	Array<Real>& nodes = getNodes();
	for (UInt i = 0; i < nodes.getSize(); ++i)
	for (UInt k = 0; k < sizeof...(Args); ++k)
	nodes(i, k) += s[k];
	}
	#endif

	/* -------------------------------------------------------------------------- */
	inline UInt Mesh::elementToLinearized(const Element & elem) const {
	AKANTU_DEBUG_ASSERT(elem.type < _max_element_type &&
	elem.element < types_offsets.storage()[elem.type+1],
	"The element " << elem
	<< "does not exists in the mesh " << getID());

	return types_offsets.storage()[elem.type] + elem.element;
	}

	/* -------------------------------------------------------------------------- */
	inline Element Mesh::linearizedToElement (UInt linearized_element) const {

	UInt t;

	for (t = _not_defined;
	t != _max_element_type && linearized_element >= types_offsets(t);
	++t);

	AKANTU_DEBUG_ASSERT(linearized_element < types_offsets(t),
	"The linearized element " << linearized_element
	<< "does not exists in the mesh " << getID());

	--t;
	ElementType type = ElementType(t);
	return Element(type,
	linearized_element - types_offsets.storage()[t],
	_not_ghost,
	getKind(type));
	}

	/* -------------------------------------------------------------------------- */
	inline void Mesh::updateTypesOffsets(const GhostType & ghost_type) {
	Array<UInt> * types_offsets_ptr = &this->types_offsets;
	if(ghost_type == _ghost) types_offsets_ptr = &this->ghost_types_offsets;
	Array<UInt> & types_offsets = *types_offsets_ptr;

	types_offsets.clear();
	type_iterator it = firstType(_all_dimensions, ghost_type, _ek_not_defined);
	type_iterator last = lastType(_all_dimensions, ghost_type, _ek_not_defined);

	for (; it != last; ++it)
	types_offsets(it) = connectivities(it, ghost_type).getSize();

	for (UInt t = _not_defined + 1; t < _max_element_type; ++t)
	types_offsets(t) += types_offsets(t - 1);
	for (UInt t = _max_element_type; t > _not_defined; --t)
	types_offsets(t) = types_offsets(t - 1);
	types_offsets(0) = 0;
	}

	/* -------------------------------------------------------------------------- */
	inline const Mesh::ConnectivityTypeList & Mesh::getConnectivityTypeList(const GhostType & ghost_type) const {
	if (ghost_type == _not_ghost)
	return type_set;
	else
	return ghost_type_set;
	}

	/* -------------------------------------------------------------------------- */
	inline Array<UInt> * Mesh::getNodesGlobalIdsPointer() {
	AKANTU_DEBUG_IN();
	if(nodes_global_ids == NULL) {
	std::stringstream sstr; sstr << getID() << ":nodes_global_ids";
	nodes_global_ids = &(alloc<UInt>(sstr.str(), nodes->getSize(), 1));
	}
	AKANTU_DEBUG_OUT();
	return nodes_global_ids;
	}

	/* -------------------------------------------------------------------------- */
	inline Array<Int> * Mesh::getNodesTypePointer() {
	AKANTU_DEBUG_IN();
	if(nodes_type.getSize() == 0) {
	nodes_type.resize(nodes->getSize());
	nodes_type.set(-1);
	}
	AKANTU_DEBUG_OUT();
	return &nodes_type;
	}

	/* -------------------------------------------------------------------------- */
	inline Array<UInt> * Mesh::getConnectivityPointer(const ElementType & type,
	const GhostType & ghost_type) {
	AKANTU_DEBUG_IN();

	Array<UInt> * tmp;
	if(!connectivities.exists(type, ghost_type)) {
	UInt nb_nodes_per_element = Mesh::getNbNodesPerElement(type);

	tmp = &(connectivities.alloc(0, nb_nodes_per_element,
	type, ghost_type));

	AKANTU_DEBUG_INFO("The connectivity vector for the type "
	<< type << " created");

	if (ghost_type == _not_ghost) type_set.insert(type);
	else ghost_type_set.insert(type);

	updateTypesOffsets(ghost_type);
	} else {
	tmp = &connectivities(type, ghost_type);
	}

	AKANTU_DEBUG_OUT();
	return tmp;
	}

	/* -------------------------------------------------------------------------- */
	inline Array< std::vector<Element> > * Mesh::getElementToSubelementPointer(const ElementType & type,
	const GhostType & ghost_type) {
	Array< std::vector<Element> > * tmp =
	getDataPointer< std::vector<Element> >("element_to_subelement", type, ghost_type, 1, true);
	return tmp;
	}

	/* -------------------------------------------------------------------------- */
	inline Array<Element > * Mesh::getSubelementToElementPointer(const ElementType & type,
	const GhostType & ghost_type) {
	Array<Element> * tmp =
	getDataPointer<Element>("subelement_to_element", type, ghost_type,
	getNbFacetsPerElement(type), true, is_mesh_facets);
	return tmp;
	}


	/* -------------------------------------------------------------------------- */
	inline const Array< std::vector<Element> > & Mesh::getElementToSubelement(const ElementType & type,
	const GhostType & ghost_type) const {
	return getData< std::vector<Element> >("element_to_subelement", type, ghost_type);
	}

	/* -------------------------------------------------------------------------- */
	inline Array< std::vector<Element> > & Mesh::getElementToSubelement(const ElementType & type,
	const GhostType & ghost_type) {
	return getData< std::vector<Element> >("element_to_subelement", type, ghost_type);
	}

	/* -------------------------------------------------------------------------- */
	inline const Array<Element> & Mesh::getSubelementToElement(const ElementType & type,
	const GhostType & ghost_type) const {
	return getData<Element>("subelement_to_element", type, ghost_type);
	}

	/* -------------------------------------------------------------------------- */
	inline Array<Element> & Mesh::getSubelementToElement(const ElementType & type,
	const GhostType & ghost_type) {
	return getData<Element>("subelement_to_element", type, ghost_type);
	}

	/* -------------------------------------------------------------------------- */
	template<typename T>
	inline Array<T> * Mesh::getDataPointer(const std::string & data_name,
	const ElementType & el_type,
	const GhostType & ghost_type,
	UInt nb_component,
	bool size_to_nb_element,
	bool resize_with_parent) {
	Array<T> & tmp = mesh_data.getElementalDataArrayAlloc<T>(data_name,
	el_type, ghost_type,
	nb_component);

	if (size_to_nb_element) {
	if (resize_with_parent)
	tmp.resize(mesh_parent->getNbElement(el_type, ghost_type));
	else
	tmp.resize(this->getNbElement(el_type, ghost_type));
	} else {
	tmp.resize(0);
	}

	return &tmp;
	}

	/* -------------------------------------------------------------------------- */
	template<typename T>
	inline const Array<T> & Mesh::getData(const std::string & data_name,
	const ElementType & el_type,
	const GhostType & ghost_type) const {
	return mesh_data.getElementalDataArray<T>(data_name, el_type, ghost_type);
	}

	/* -------------------------------------------------------------------------- */
	template<typename T>
	inline Array<T> & Mesh::getData(const std::string & data_name,
	const ElementType & el_type,
	const GhostType & ghost_type) {
	return mesh_data.getElementalDataArray<T>(data_name, el_type, ghost_type);
	}

	/* -------------------------------------------------------------------------- */
	template<typename T>
	inline const ElementTypeMapArray<T> & Mesh::getData(const std::string & data_name) const {
	return mesh_data.getElementalData<T>(data_name);
	}

	/* -------------------------------------------------------------------------- */
	template<typename T>
	inline ElementTypeMapArray<T> & Mesh::getData(const std::string & data_name) {
	return mesh_data.getElementalData<T>(data_name);
	}

	/* -------------------------------------------------------------------------- */
	template<typename T>
	inline ElementTypeMapArray<T> & Mesh::registerData(const std::string & data_name) {
	this->mesh_data.registerElementalData<T>(data_name);
	return this->getData<T>(data_name);
	}



	/* -------------------------------------------------------------------------- */
	inline UInt Mesh::getNbElement(const ElementType & type,
	const GhostType & ghost_type) const {
	try {
	const Array<UInt> & conn = connectivities(type, ghost_type);
	return conn.getSize();
	} catch (...) {
	return 0;
	}
	}

	/* -------------------------------------------------------------------------- */
	inline UInt Mesh::getNbElement(const UInt spatial_dimension,
	const GhostType & ghost_type,
	const ElementKind & kind) const {
	UInt nb_element = 0;

	type_iterator it = firstType(spatial_dimension, ghost_type, kind);
	type_iterator last = lastType(spatial_dimension, ghost_type, kind);
	for (; it != last; ++it) nb_element += getNbElement(*it, ghost_type);

	return nb_element;
	}


	/* -------------------------------------------------------------------------- */
	inline void Mesh::getBarycenter(UInt element, const ElementType & type,
	Real * barycenter,
	GhostType ghost_type) const {
	UInt * conn_val = getConnectivity(type, ghost_type).storage();
	UInt nb_nodes_per_element = getNbNodesPerElement(type);

	Real local_coord[spatial_dimension * nb_nodes_per_element];

	UInt offset = element * nb_nodes_per_element;
	for (UInt n = 0; n < nb_nodes_per_element; ++n) {
	memcpy(local_coord + n * spatial_dimension,
	nodes->storage() + conn_val[offset + n] * spatial_dimension,
	spatial_dimension*sizeof(Real));
	}

	Math::barycenter(local_coord, nb_nodes_per_element, spatial_dimension, barycenter);
	}

	/* -------------------------------------------------------------------------- */
	inline void Mesh::getBarycenter(const Element & element, Vector<Real> & barycenter) const {
	getBarycenter(element.element, element.type, barycenter.storage(), element.ghost_type);
	}

	/* -------------------------------------------------------------------------- */
	inline UInt Mesh::getNbNodesPerElement(const ElementType & type) {
	UInt nb_nodes_per_element = 0;
	#define GET_NB_NODES_PER_ELEMENT(type) \
	nb_nodes_per_element = ElementClass<type>::getNbNodesPerElement()
	AKANTU_BOOST_ALL_ELEMENT_SWITCH(GET_NB_NODES_PER_ELEMENT);
	#undef GET_NB_NODES_PER_ELEMENT
	return nb_nodes_per_element;
	}

	/* -------------------------------------------------------------------------- */
	inline ElementType Mesh::getP1ElementType(const ElementType & type) {
	ElementType p1_type = _not_defined;
	#define GET_P1_TYPE(type) \
	p1_type = ElementClass<type>::getP1ElementType()

	AKANTU_BOOST_ALL_ELEMENT_SWITCH(GET_P1_TYPE);
	#undef GET_P1_TYPE
	return p1_type;
	}

	/* -------------------------------------------------------------------------- */
	inline ElementKind Mesh::getKind(const ElementType & type) {
	ElementKind kind = _ek_not_defined;
	#define GET_KIND(type) \
	kind = ElementClass<type>::getKind()
	AKANTU_BOOST_ALL_ELEMENT_SWITCH(GET_KIND);
	#undef GET_KIND
	return kind;
	}

	/* -------------------------------------------------------------------------- */
	inline UInt Mesh::getSpatialDimension(const ElementType & type) {
	UInt spatial_dimension = 0;
	#define GET_SPATIAL_DIMENSION(type) \
	spatial_dimension = ElementClass<type>::getSpatialDimension()
	AKANTU_BOOST_ALL_ELEMENT_SWITCH(GET_SPATIAL_DIMENSION);
	#undef GET_SPATIAL_DIMENSION

	return spatial_dimension;
	}

	/* -------------------------------------------------------------------------- */
	inline UInt Mesh::getNbFacetTypes(const ElementType & type, UInt t) {
	UInt nb = 0;
	#define GET_NB_FACET_TYPE(type) \
	nb = ElementClass<type>::getNbFacetTypes()

	AKANTU_BOOST_ALL_ELEMENT_SWITCH(GET_NB_FACET_TYPE);
	#undef GET_NB_FACET_TYPE
	return nb;
	}

	/* -------------------------------------------------------------------------- */
	inline ElementType Mesh::getFacetType(const ElementType & type, UInt t) {
	ElementType surface_type = _not_defined;
	#define GET_FACET_TYPE(type) \
	surface_type = ElementClass<type>::getFacetType(t)
	AKANTU_BOOST_ALL_ELEMENT_SWITCH(GET_FACET_TYPE);
	#undef GET_FACET_TYPE

	return surface_type;
	}

	/* -------------------------------------------------------------------------- */
	inline VectorProxy<ElementType> Mesh::getAllFacetTypes(const ElementType & type) {
	#define GET_FACET_TYPE(type) \
	UInt nb = ElementClass<type>::getNbFacetTypes(); \
	ElementType * elt_ptr = const_cast<ElementType *>(ElementClass<type>::getFacetTypeInternal()); \
	return VectorProxy<ElementType>(elt_ptr, nb);

	AKANTU_BOOST_ALL_ELEMENT_SWITCH(GET_FACET_TYPE);
	#undef GET_FACET_TYPE
	}

	/* -------------------------------------------------------------------------- */
	inline UInt Mesh::getNbFacetsPerElement(const ElementType & type) {
	AKANTU_DEBUG_IN();

	UInt n_facet = 0;
	#define GET_NB_FACET(type) \
	n_facet = ElementClass<type>::getNbFacetsPerElement()

	AKANTU_BOOST_ALL_ELEMENT_SWITCH(GET_NB_FACET);
	#undef GET_NB_FACET

	AKANTU_DEBUG_OUT();
	return n_facet;
	}

	/* -------------------------------------------------------------------------- */
	inline UInt Mesh::getNbFacetsPerElement(const ElementType & type, UInt t) {
	AKANTU_DEBUG_IN();

	UInt n_facet = 0;
	#define GET_NB_FACET(type) \
	n_facet = ElementClass<type>::getNbFacetsPerElement(t)

	AKANTU_BOOST_ALL_ELEMENT_SWITCH(GET_NB_FACET);
	#undef GET_NB_FACET

	AKANTU_DEBUG_OUT();
	return n_facet;
	}

	/* -------------------------------------------------------------------------- */
	inline MatrixProxy<UInt> Mesh::getFacetLocalConnectivity(const ElementType & type, UInt t) {
	AKANTU_DEBUG_IN();

	#define GET_FACET_CON(type) \
	AKANTU_DEBUG_OUT(); \
	return ElementClass<type>::getFacetLocalConnectivityPerElement(t)

	AKANTU_BOOST_ALL_ELEMENT_SWITCH(GET_FACET_CON);
	#undef GET_FACET_CON

	AKANTU_DEBUG_OUT();
	return Matrix<UInt>(); // This avoid a compilation warning but will certainly
	// also cause a segfault if reached
	}

	/* -------------------------------------------------------------------------- */
	inline Matrix<UInt> Mesh::getFacetConnectivity(const Element & element, UInt t) const {
	AKANTU_DEBUG_IN();

	Matrix<UInt> local_facets(getFacetLocalConnectivity(element.type, t), false);
	Matrix<UInt> facets(local_facets.rows(), local_facets.cols());

	const Array<UInt> & conn = connectivities(element.type, element.ghost_type);

	for (UInt f = 0; f < facets.rows(); ++f) {
	for (UInt n = 0; n < facets.cols(); ++n) {
	facets(f, n) = conn(element.element, local_facets(f, n));
	}
	}

	AKANTU_DEBUG_OUT();
	return facets;
	}


	/* -------------------------------------------------------------------------- */
	template<typename T>
	inline void Mesh::extractNodalValuesFromElement(const Array<T> & nodal_values,
	T * local_coord,
	UInt * connectivity,
	UInt n_nodes,
	UInt nb_degree_of_freedom) const {
	for (UInt n = 0; n < n_nodes; ++n) {
	memcpy(local_coord + n * nb_degree_of_freedom,
	nodal_values.storage() + connectivity[n] * nb_degree_of_freedom,
	nb_degree_of_freedom * sizeof(T));
	}
	}

	/* -------------------------------------------------------------------------- */
	inline void Mesh::addConnectivityType(const ElementType & type,
	const GhostType & ghost_type){
	getConnectivityPointer(type, ghost_type);
	}

	/* -------------------------------------------------------------------------- */
	inline bool Mesh::isPureGhostNode(UInt n) const {
	return nodes_type.getSize() ? (nodes_type(n) == -3) : false;
	}

	/* -------------------------------------------------------------------------- */
	inline bool Mesh::isLocalOrMasterNode(UInt n) const {
	return nodes_type.getSize() ? (nodes_type(n) == -2) \|\| (nodes_type(n) == -1) : true;
	}


	/* -------------------------------------------------------------------------- */
	inline bool Mesh::isLocalNode(UInt n) const {
	return nodes_type.getSize() ? nodes_type(n) == -1 : true;
	}

	/* -------------------------------------------------------------------------- */
	inline bool Mesh::isMasterNode(UInt n) const {
	return nodes_type.getSize() ? nodes_type(n) == -2 : false;
	}

	/* -------------------------------------------------------------------------- */
	inline bool Mesh::isSlaveNode(UInt n) const {
	return nodes_type.getSize() ? nodes_type(n) >= 0 : false;
	}

	/* -------------------------------------------------------------------------- */
	inline Int Mesh::getNodeType(UInt local_id) const {
	return nodes_type.getSize() ? nodes_type(local_id) : -1;
	}

	/* -------------------------------------------------------------------------- */
	inline UInt Mesh::getNodeGlobalId(UInt local_id) const {
	return nodes_global_ids ? (*nodes_global_ids)(local_id) : local_id;
	}

	/* -------------------------------------------------------------------------- */
	inline UInt Mesh::getNbGlobalNodes() const {
	return nodes_global_ids ? nb_global_nodes : nodes->getSize();
	}

	/* -------------------------------------------------------------------------- */
	inline UInt Mesh::getNbNodesPerElementList(const Array<Element> & elements) {
	UInt nb_nodes_per_element = 0;
	UInt nb_nodes = 0;
	ElementType current_element_type = _not_defined;

	Array<Element>::const_iterator<Element> el_it = elements.begin();
	Array<Element>::const_iterator<Element> el_end = elements.end();

	for (; el_it != el_end; ++el_it) {
	const Element & el = *el_it;

	if(el.type != current_element_type) {
	current_element_type = el.type;
	nb_nodes_per_element = Mesh::getNbNodesPerElement(current_element_type);
	}

	nb_nodes += nb_nodes_per_element;
	}

	return nb_nodes;
	}
	/* -------------------------------------------------------------------------- */


	__END_AKANTU__


	#endif /* __AKANTU_MESH_INLINE_IMPL_CC__ */

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