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material_non_local_inline_impl.cc
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			/**
			* @file material_non_local_inline_impl.cc
			*
			* @author Nicolas Richart <nicolas.richart@epfl.ch>
			*
			* @date creation: Wed Aug 31 2011
			* @date last modification: Mon Jun 23 2014
			*
			* @brief Non-local inline implementation
			*
			* @section LICENSE
			*
			* Copyright (©) 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/>.
			*
			*/

			/* -------------------------------------------------------------------------- */
			__END_AKANTU__

			/* -------------------------------------------------------------------------- */
			#include "aka_types.hh"
			#include "grid_synchronizer.hh"
			#include "synchronizer_registry.hh"
			#include "integrator.hh"
			#include "dumper_paraview.hh"
			/* -------------------------------------------------------------------------- */
			#include <fstream>
			/* -------------------------------------------------------------------------- */

			#if defined(AKANTU_DEBUG_TOOLS)
			# include "aka_debug_tools.hh"
			#endif


			__BEGIN_AKANTU__

			/* -------------------------------------------------------------------------- */
			template<UInt DIM, template <UInt> class WeightFunction>
			MaterialNonLocal<DIM, WeightFunction>::MaterialNonLocal(SolidMechanicsModel & model,
			const ID & id) :
			Material(model, id), weight_func(NULL), spatial_grid(NULL),
			compute_stress_calls(0), is_creating_grid(false), grid_synchronizer(NULL) {
			AKANTU_DEBUG_IN();


			for(UInt gt = _not_ghost; gt <= _ghost; ++gt) {
			GhostType ghost_type = (GhostType) gt;
			pair_weight[ghost_type] = NULL;
			}


			this->is_non_local = true;
			this->weight_func = new WeightFunction<DIM>(*this);

			this->registerSubSection(_st_non_local, "weight_function", *weight_func);

			AKANTU_DEBUG_OUT();
			}

			/* -------------------------------------------------------------------------- */
			template<UInt spatial_dimension, template <UInt> class WeightFunction>
			MaterialNonLocal<spatial_dimension, WeightFunction>::~MaterialNonLocal() {
			AKANTU_DEBUG_IN();

			for(UInt gt = _not_ghost; gt <= _ghost; ++gt) {
			GhostType ghost_type = (GhostType) gt;
			delete pair_weight[ghost_type];
			}

			delete spatial_grid;
			delete weight_func;
			delete grid_synchronizer;

			AKANTU_DEBUG_OUT();
			}

			/* -------------------------------------------------------------------------- */
			template<UInt spatial_dimension, template <UInt> class WeightFunction>
			void MaterialNonLocal<spatial_dimension, WeightFunction>::initMaterial() {
			AKANTU_DEBUG_IN();
			// Material::initMaterial();
			Mesh & mesh = this->model->getFEEngine().getMesh();

			InternalField<Real> quadrature_points_coordinates("quadrature_points_coordinates_tmp_nl", *this);
			quadrature_points_coordinates.initialize(spatial_dimension);

			ElementTypeMap<UInt> nb_ghost_protected;
			Mesh::type_iterator it = mesh.firstType(spatial_dimension, _ghost);
			Mesh::type_iterator last_type = mesh.lastType(spatial_dimension, _ghost);
			for(; it != last_type; ++it)
			nb_ghost_protected(mesh.getNbElement(it, _ghost), it, _ghost);

			AKANTU_DEBUG_INFO("Creating cell list");
			createCellList(quadrature_points_coordinates);

			AKANTU_DEBUG_INFO("Creating pairs");
			updatePairList(quadrature_points_coordinates);

			#if not defined(AKANTU_NDEBUG)
			if(AKANTU_DEBUG_TEST(dblDump))
			neighbourhoodStatistics("material_non_local.stats");
			#endif

			AKANTU_DEBUG_INFO("Cleaning extra ghosts");
			/// cleanupExtraGhostElement(nb_ghost_protected);

			AKANTU_DEBUG_INFO("Computing weights");
			weight_func->setRadius(weight_func->getRadius());
			weight_func->init();

			computeWeights(quadrature_points_coordinates);

			AKANTU_DEBUG_OUT();
			}

			/* -------------------------------------------------------------------------- */
			template<UInt spatial_dimension, template <UInt> class WeightFunction>
			void MaterialNonLocal<spatial_dimension, WeightFunction>::cleanupExtraGhostElement(const ElementTypeMap<UInt> & nb_ghost_protected) {
			AKANTU_DEBUG_IN();

			// Create list of element to keep
			std::set<Element> relevant_ghost_element;

			PairList::const_iterator first_pair = pair_list[_ghost].begin();
			PairList::const_iterator last_pair = pair_list[_ghost].end();
			for(;first_pair != last_pair; ++first_pair) {
			const QuadraturePoint & q2 = first_pair->second;
			relevant_ghost_element.insert(q2);
			}

			// Create list of element to remove and new numbering for element to keep
			Mesh & mesh = this->model->getFEEngine().getMesh();
			std::set<Element> ghost_to_erase;

			Mesh::type_iterator it = mesh.firstType(spatial_dimension, _ghost);
			Mesh::type_iterator last_type = mesh.lastType(spatial_dimension, _ghost);

			RemovedElementsEvent remove_elem(mesh);


			Element element_local; // member element corresponds to global element number
			element_local.ghost_type = _ghost;

			for(; it != last_type; ++it) {
			element_local.type = *it;
			UInt nb_ghost_elem_global = mesh.getNbElement(*it, _ghost);
			UInt nb_ghost_elem_protected = 0;
			try {
			nb_ghost_elem_protected = nb_ghost_protected(*it, _ghost);
			} catch (...) {}

			if(!remove_elem.getNewNumbering().exists(*it, _ghost))
			remove_elem.getNewNumbering().alloc(nb_ghost_elem_global, 1, *it, _ghost);
			else remove_elem.getNewNumbering(*it, _ghost).resize(nb_ghost_elem_global);
			Array<UInt> & elem_filter = element_filter(*it, _ghost);
			UInt nb_ghost_elem_local = elem_filter.getSize();
			Array<UInt> & new_numbering = remove_elem.getNewNumbering(*it, _ghost);
			for (UInt g = 0; g < nb_ghost_elem_local; ++g) {
			element_local.element = g;
			Element element_global = this->convertToGlobalElement(element_local);
			if (element_global.element >= nb_ghost_elem_protected &&
			relevant_ghost_element.find(element_local) == relevant_ghost_element.end()) {
			// (std::find(relevant_ghost_element.begin(),
			// relevant_ghost_element.end(),
			// element_local) == relevant_ghost_element.end())) {
			std::cout<< "element removed" << std::endl;
			remove_elem.getList().push_back(element_global);
			new_numbering(element_global.element) = UInt(-1);
			}
			}

			UInt ng = 0;
			for (UInt g = 0; g < nb_ghost_elem_global; ++g) {
			if (new_numbering(g) != UInt(-1)) {
			new_numbering(g) = ng;
			++ng;
			}
			}
			}

			mesh.sendEvent(remove_elem);

			AKANTU_DEBUG_OUT();
			}

			/* -------------------------------------------------------------------------- */
			template<UInt spatial_dimension, template <UInt> class WeightFunction>
			void MaterialNonLocal<spatial_dimension, WeightFunction>::createCellList(ElementTypeMapArray<Real> & quadrature_points_coordinates) {
			AKANTU_DEBUG_IN();

			const Real safety_factor = 1.2; // for the cell grid spacing
			Mesh & mesh = this->model->getFEEngine().getMesh();
			mesh.computeBoundingBox();

			const Vector<Real> & lower_bounds = mesh.getLocalLowerBounds();
			const Vector<Real> & upper_bounds = mesh.getLocalUpperBounds();
			Vector<Real> center = 0.5 * (upper_bounds + lower_bounds);

			Vector<Real> spacing(spatial_dimension, weight_func->getRadius() * safety_factor);

			spatial_grid = new SpatialGrid<QuadraturePoint>(spatial_dimension, spacing, center);

			this->fem->computeQuadraturePointsCoordinates(quadrature_points_coordinates, &element_filter);
			this->fillCellList(quadrature_points_coordinates, _not_ghost);

			is_creating_grid = true;
			std::set<SynchronizationTag> tags;
			tags.insert(_gst_mnl_for_average);
			tags.insert(_gst_mnl_weight);
			tags.insert(_gst_material_id);

			SynchronizerRegistry & synch_registry = this->model->getSynchronizerRegistry();
			std::stringstream sstr; sstr << getID() << ":grid_synchronizer";
			grid_synchronizer = GridSynchronizer::createGridSynchronizer(mesh,
			*spatial_grid,
			sstr.str(),
			&synch_registry,
			tags);
			is_creating_grid = false;

			this->fem->computeQuadraturePointsCoordinates(quadrature_points_coordinates, &element_filter);
			fillCellList(quadrature_points_coordinates, _ghost);

			AKANTU_DEBUG_OUT();
			}

			/* -------------------------------------------------------------------------- */
			template<UInt spatial_dimension, template <UInt> class WeightFunction>
			void MaterialNonLocal<spatial_dimension, WeightFunction>::fillCellList(const ElementTypeMapArray<Real> & quadrature_points_coordinates,
			const GhostType & ghost_type) {
			QuadraturePoint q;
			q.ghost_type = ghost_type;

			Mesh::type_iterator it = this->element_filter.firstType(spatial_dimension, ghost_type);
			Mesh::type_iterator last_type = this->element_filter.lastType (spatial_dimension, ghost_type);
			for(; it != last_type; ++it) {
			Array<UInt> & elem_filter = element_filter(*it, ghost_type);
			UInt nb_element = elem_filter.getSize();
			UInt nb_quad = this->model->getFEEngine().getNbQuadraturePoints(*it, ghost_type);

			const Array<Real> & quads = quadrature_points_coordinates(*it, ghost_type);
			q.type = *it;

			Array<Real>::const_vector_iterator quad = quads.begin(spatial_dimension);
			UInt * elem = elem_filter.storage();

			for (UInt e = 0; e < nb_element; ++e) {
			q.element = *elem;
			for (UInt nq = 0; nq < nb_quad; ++nq) {
			q.num_point = nq;
			q.global_num = q.element * nb_quad + nq;
			//q.setPosition(*quad);
			spatial_grid->insert(q, *quad);
			++quad;
			}
			++elem;
			}
			}
			}


			/* -------------------------------------------------------------------------- */
			template<UInt spatial_dimension, template <UInt> class WeightFunction>
			void MaterialNonLocal<spatial_dimension, WeightFunction>::updatePairList(const ElementTypeMapArray<Real> & quadrature_points_coordinates) {
			AKANTU_DEBUG_IN();

			GhostType ghost_type = _not_ghost;
			QuadraturePoint q1;
			q1.ghost_type = ghost_type;

			// generate the pair of neighbor depending of the cell_list
			Mesh::type_iterator it = this->element_filter.firstType(spatial_dimension, ghost_type);
			Mesh::type_iterator last_type = this->element_filter.lastType(spatial_dimension, ghost_type);
			for(; it != last_type; ++it) {
			// Preparing datas
			const Array<Real> & quads = quadrature_points_coordinates(*it, ghost_type);
			Array<Real>::const_vector_iterator q1_coord_it = quads.begin(spatial_dimension);
			Array<Real>::const_vector_iterator last_quad = quads.end(spatial_dimension);

			q1.type = *it;
			q1.global_num = 0;
			// loop over quad points
			for(;q1_coord_it != last_quad; ++q1_coord_it, ++(q1.global_num)) {
			UInt nb_quad1 =
			this->model->getFEEngine().getNbQuadraturePoints(q1.type,
			q1.ghost_type);
			q1.element = q1.global_num / nb_quad1;
			q1.num_point = q1.global_num % nb_quad1;
			const Vector<Real> & q1_coord = *q1_coord_it;

			SpatialGrid<QuadraturePoint>::CellID cell_id = spatial_grid->getCellID(q1_coord);
			SpatialGrid<QuadraturePoint>::neighbor_cells_iterator first_neigh_cell =
			spatial_grid->beginNeighborCells(cell_id);
			SpatialGrid<QuadraturePoint>::neighbor_cells_iterator last_neigh_cell =
			spatial_grid->endNeighborCells(cell_id);

			// loop over neighbors cells of the one containing the current quadrature
			// point
			for (; first_neigh_cell != last_neigh_cell; ++first_neigh_cell) {
			SpatialGrid<QuadraturePoint>::Cell::iterator first_neigh_quad =
			spatial_grid->beginCell(*first_neigh_cell);
			SpatialGrid<QuadraturePoint>::Cell::iterator last_neigh_quad =
			spatial_grid->endCell(*first_neigh_cell);

			// loop over the quadrature point in the current cell of the cell list
			for (;first_neigh_quad != last_neigh_quad; ++first_neigh_quad){
			QuadraturePoint q2 = this->convertToLocalPoint(*first_neigh_quad);

			Array<Real>::const_vector_iterator q2_coord_it =
			quadrature_points_coordinates(q2.type,
			q2.ghost_type).begin(spatial_dimension);

			const Vector<Real> & q2_coord = q2_coord_it[q2.global_num];

			Real distance = q1_coord.distance(q2_coord);

			if(distance <= weight_func->getRadius() &&
			(q2.ghost_type == _ghost \|\|
			(q2.ghost_type == _not_ghost && q1.global_num <= q2.global_num))) { // storing only half lists
			pair_list[q2.ghost_type].push_back(std::make_pair(q1, q2));
			}
			}
			}
			}
			}

			AKANTU_DEBUG_OUT();
			}

			/* -------------------------------------------------------------------------- */
			template<UInt spatial_dimension, template <UInt> class WeightFunction>
			void MaterialNonLocal<spatial_dimension, WeightFunction>::computeWeights(const ElementTypeMapArray<Real> & quadrature_points_coordinates) {
			AKANTU_DEBUG_IN();

			InternalField<Real> quadrature_points_volumes("quadrature_points_volumes", *this);
			quadrature_points_volumes.initialize(1);

			const FEEngine & fem = this->model->getFEEngine();

			weight_func->updateInternals(quadrature_points_volumes);

			for(UInt gt = _not_ghost; gt <= _ghost; ++gt) {
			GhostType ghost_type2 = (GhostType) gt;

			if(!(pair_weight[ghost_type2])) {
			std::string ghost_id = "";
			if (ghost_type2 == _ghost) ghost_id = ":ghost";
			std::stringstream sstr; sstr << getID() << ":pair_weight:" << ghost_id;
			pair_weight[ghost_type2] = new Array<Real>(0, 2, sstr.str());
			}

			pair_weight[ghost_type2]->resize(pair_list[ghost_type2].size());
			pair_weight[ghost_type2]->clear();

			PairList::const_iterator first_pair = pair_list[ghost_type2].begin();
			PairList::const_iterator last_pair = pair_list[ghost_type2].end();

			Array<Real>::vector_iterator weight_it = pair_weight[ghost_type2]->begin(2);

			// Compute the weights
			for(;first_pair != last_pair; ++first_pair, ++weight_it) {
			Vector<Real> & weight = *weight_it;

			const QuadraturePoint & lq1 = first_pair->first;
			const QuadraturePoint & lq2 = first_pair->second;

			QuadraturePoint gq1 = this->convertToGlobalPoint(lq1);
			QuadraturePoint gq2 = this->convertToGlobalPoint(lq2);

			// const Real q2_wJ = fem.getIntegratorInterface().getJacobians(gq2.type, gq2.ghost_type)(gq2.global_num);

			Array<Real>::const_vector_iterator quad_coords_1 =
			quadrature_points_coordinates(lq1.type, lq1.ghost_type).begin(spatial_dimension);
			Array<Real>::const_vector_iterator quad_coords_2 =
			quadrature_points_coordinates(lq2.type, lq2.ghost_type).begin(spatial_dimension);

			Array<Real> & quad_volumes_1 = quadrature_points_volumes(lq1.type, lq1.ghost_type);
			const Array<Real> & jacobians_2 =
			fem.getIntegratorInterface().getJacobians(gq2.type, gq2.ghost_type);
			const Real & q2_wJ = jacobians_2(gq2.global_num);
			// Real & q1_volume = quad_volumes(lq1.global_num);

			const Vector<Real> & q1_coord = quad_coords_1[lq1.global_num];
			// quadrature_points_coordinates(lq1.type, lq1.ghost_type).begin(spatial_dimension)[lq1.global_num];
			const Vector<Real> & q2_coord = quad_coords_2[lq2.global_num];
			// quadrature_points_coordinates(lq1.type, lq1.ghost_type).begin(spatial_dimension)[lq2.global_num];

			this->weight_func->selectType(lq1.type, lq1.ghost_type, lq2.type, lq2.ghost_type);

			// Weight function
			Real r = q1_coord.distance(q2_coord);
			Real w1 = this->weight_func->operator()(r, lq1, lq2);
			weight(0) = q2_wJ * w1;
			// q1_volume += weight(0);
			quad_volumes_1(lq1.global_num) += weight(0);

			if(lq2.ghost_type != _ghost && lq1.global_num != lq2.global_num) {
			const Array<Real> & jacobians_1 =
			fem.getIntegratorInterface().getJacobians(gq1.type, gq1.ghost_type);
			Array<Real> & quad_volumes_2 =
			quadrature_points_volumes(lq2.type, lq2.ghost_type);

			const Real & q1_wJ = jacobians_1(gq1.global_num);
			//Real & q2_volume = quad_volumes_2(lq2.global_num);

			Real w2 = this->weight_func->operator()(r, lq2, lq1);
			weight(1) = q1_wJ * w2;

			quad_volumes_2(lq2.global_num) += weight(1);
			//q2_volume += weight(1);
			} else
			weight(1) = 0.;
			}
			}

			//normalize the weights
			for(UInt gt = _not_ghost; gt <= _ghost; ++gt) {
			GhostType ghost_type2 = (GhostType) gt;

			PairList::const_iterator first_pair = pair_list[ghost_type2].begin();
			PairList::const_iterator last_pair = pair_list[ghost_type2].end();

			Array<Real>::vector_iterator weight_it = pair_weight[ghost_type2]->begin(2);

			// Compute the weights
			for(;first_pair != last_pair; ++first_pair, ++weight_it) {
			Vector<Real> & weight = *weight_it;

			const QuadraturePoint & lq1 = first_pair->first;
			const QuadraturePoint & lq2 = first_pair->second;

			Array<Real> & quad_volumes_1 = quadrature_points_volumes(lq1.type, lq1.ghost_type);
			Array<Real> & quad_volumes_2 = quadrature_points_volumes(lq2.type, lq2.ghost_type);

			Real q1_volume = quad_volumes_1(lq1.global_num);

			weight(0) *= 1. / q1_volume;
			if(ghost_type2 != _ghost) {
			Real q2_volume = quad_volumes_2(lq2.global_num);
			weight(1) *= 1. / q2_volume;
			}
			}
			}

			AKANTU_DEBUG_OUT();
			}

			/* -------------------------------------------------------------------------- */
			template<UInt spatial_dimension, template <UInt> class WeightFunction>
			template<typename T>
			void MaterialNonLocal<spatial_dimension, WeightFunction>::weightedAvergageOnNeighbours(const InternalField<T> & to_accumulate,
			InternalField<T> & accumulated,
			UInt nb_degree_of_freedom,
			GhostType ghost_type2) const {
			AKANTU_DEBUG_IN();

			if(ghost_type2 == _not_ghost) {
			accumulated.reset();
			}

			PairList::const_iterator first_pair = pair_list[ghost_type2].begin();
			PairList::const_iterator last_pair = pair_list[ghost_type2].end();

			Array<Real>::vector_iterator weight_it = pair_weight[ghost_type2]->begin(2);

			// Compute the weights
			for(;first_pair != last_pair; ++first_pair, ++weight_it) {
			Vector<Real> & weight = *weight_it;

			const QuadraturePoint & lq1 = first_pair->first;
			const QuadraturePoint & lq2 = first_pair->second;

			const Array<T> & to_acc_1 = to_accumulate(lq1.type, lq1.ghost_type);
			Array<T> & acc_1 = accumulated(lq1.type, lq1.ghost_type);
			const Array<T> & to_acc_2 = to_accumulate(lq2.type, lq2.ghost_type);
			Array<T> & acc_2 = accumulated(lq2.type, lq2.ghost_type);

			// const Vector<T> & q2_to_acc = to_acc_2[lq2.global_num];
			// Vector<T> & q1_acc = acc_1[lq1.global_num];

			//q1_acc += weight(0) * q2_to_acc;
			for(UInt d = 0; d < nb_degree_of_freedom; ++d) {
			acc_1(lq1.global_num, d) += weight(0) * to_acc_2(lq2.global_num, d);
			}

			if(ghost_type2 != _ghost) {
			for(UInt d = 0; d < nb_degree_of_freedom; ++d) {
			acc_2(lq2.global_num, d) += weight(1) * to_acc_1(lq1.global_num, d);
			}
			}

			// if(ghost_type2 != _ghost) {
			// const Vector<T> & q1_to_acc = to_acc_1[lq1.global_num];
			// Vector<T> & q2_acc = acc_2[lq2.global_num];

			// q2_acc += weight(1) * q1_to_acc;
			// }
			}

			AKANTU_DEBUG_OUT();
			}

			/* -------------------------------------------------------------------------- */
			template<UInt spatial_dimension, template <UInt> class WeightFunction>
			void MaterialNonLocal<spatial_dimension, WeightFunction>::updateResidual(GhostType ghost_type) {
			AKANTU_DEBUG_IN();

			// Update the weights for the non local variable averaging
			if(ghost_type == _not_ghost &&
			this->weight_func->getUpdateRate() &&
			(this->compute_stress_calls % this->weight_func->getUpdateRate() == 0)) {
			ElementTypeMapArray<Real> quadrature_points_coordinates("quadrature_points_coordinates", getID());
			Mesh & mesh = this->model->getFEEngine().getMesh();
			mesh.initElementTypeMapArray(quadrature_points_coordinates, spatial_dimension, spatial_dimension);
			this->fem->computeQuadraturePointsCoordinates(quadrature_points_coordinates, &element_filter);
			computeWeights(quadrature_points_coordinates);
			}
			if(ghost_type == _not_ghost) ++this->compute_stress_calls;

			computeAllStresses(ghost_type);

			computeNonLocalStresses(ghost_type);
			assembleResidual(ghost_type);

			AKANTU_DEBUG_OUT();
			}

			/* -------------------------------------------------------------------------- */
			template<UInt spatial_dimension, template <UInt> class WeightFunction>
			void MaterialNonLocal<spatial_dimension, WeightFunction>::computeAllNonLocalStresses(GhostType ghost_type) {
			// Update the weights for the non local variable averaging
			if(ghost_type == _not_ghost) {
			if(this->weight_func->getUpdateRate() &&
			(this->compute_stress_calls % this->weight_func->getUpdateRate() == 0)) {
			this->model->getSynchronizerRegistry().asynchronousSynchronize(_gst_mnl_weight);

			ElementTypeMapArray<Real> quadrature_points_coordinates("quadrature_points_coordinates", getID());
			Mesh & mesh = this->model->getFEEngine().getMesh();
			mesh.initElementTypeMapArray(quadrature_points_coordinates, spatial_dimension, spatial_dimension);
			this->fem->computeQuadraturePointsCoordinates(quadrature_points_coordinates, &element_filter);
			this->model->getSynchronizerRegistry().waitEndSynchronize(_gst_mnl_weight);

			computeWeights(quadrature_points_coordinates);
			}

			typename std::map<ID, NonLocalVariable>::iterator it = non_local_variables.begin();
			typename std::map<ID, NonLocalVariable>::iterator end = non_local_variables.end();
			for(;it != end; ++it) {
			NonLocalVariable & non_local_variable = it->second;

			non_local_variable.non_local->resize();
			this->weightedAvergageOnNeighbours(non_local_variable.local, non_local_variable.non_local,
			non_local_variable.nb_component, _not_ghost);
			}

			++this->compute_stress_calls;
			} else {
			typename std::map<ID, NonLocalVariable>::iterator it = non_local_variables.begin();
			typename std::map<ID, NonLocalVariable>::iterator end = non_local_variables.end();
			for(;it != end; ++it) {
			NonLocalVariable & non_local_variable = it->second;
			this->weightedAvergageOnNeighbours(non_local_variable.local, non_local_variable.non_local,
			non_local_variable.nb_component, _ghost);
			}
			computeNonLocalStresses(_not_ghost);
			}
			}

			/* -------------------------------------------------------------------------- */
			template<UInt spatial_dimension, template <UInt> class WeightFunction>
			void MaterialNonLocal<spatial_dimension, WeightFunction>::savePairs(const std::string & filename) const {
			std::ofstream pout;

			std::stringstream sstr;

			StaticCommunicator & comm = StaticCommunicator::getStaticCommunicator();
			Int prank = comm.whoAmI();
			sstr << filename << "." << prank;

			pout.open(sstr.str().c_str());

			for(UInt gt = _not_ghost; gt <= _ghost; ++gt) {
			GhostType ghost_type2 = (GhostType) gt;

			PairList::const_iterator first_pair = pair_list[ghost_type2].begin();
			PairList::const_iterator last_pair = pair_list[ghost_type2].end();

			Array<Real>::vector_iterator weight_it = pair_weight[ghost_type2]->begin(2);

			for(;first_pair != last_pair; ++first_pair, ++weight_it) {
			Vector<Real> & weight = *weight_it;

			const QuadraturePoint & lq1 = first_pair->first;
			const QuadraturePoint & lq2 = first_pair->second;
			pout << lq1 << " " << lq2 << " " << weight << std::endl;
			}
			}
			}

			/* -------------------------------------------------------------------------- */
			template<UInt spatial_dimension, template <UInt> class WeightFunction>
			void MaterialNonLocal<spatial_dimension, WeightFunction>::neighbourhoodStatistics(const std::string & filename) const {
			// std::ofstream pout;
			// pout.open(filename.c_str());

			// const Mesh & mesh = this->model->getFEEngine().getMesh();

			// GhostType ghost_type1;
			// ghost_type1 = _not_ghost;

			// StaticCommunicator & comm = StaticCommunicator::getStaticCommunicator();
			// Int prank = comm.whoAmI();

			// InternalField<UInt> nb_neighbors("nb_neighbours", const_cast<MaterialNonLocal >(this));
			// nb_neighbors.initialize(1);

			// for(UInt gt = _not_ghost; gt <= _ghost; ++gt) {
			// GhostType ghost_type2 = (GhostType) gt;
			// UInt existing_pairs_num = gt - _not_ghost;

			// pair_type::const_iterator first_pair_types = existing_pairs[existing_pairs_num].begin();
			// pair_type::const_iterator last_pair_types = existing_pairs[existing_pairs_num].end();

			// for (; first_pair_types != last_pair_types; ++first_pair_types) {
			// const Array<UInt> & pairs =
			// pair_list(first_pair_types->first, ghost_type1)(first_pair_types->second, ghost_type2);
			// if(prank == 0) {
			// pout << ghost_type2 << " ";
			// pout << "Types : " << first_pair_types->first << " " << first_pair_types->second << std::endl;
			// }
			// Array<UInt>::const_iterator< Vector<UInt> > first_pair = pairs.begin(2);
			// Array<UInt>::const_iterator< Vector<UInt> > last_pair = pairs.end(2);
			// Array<UInt> & nb_neigh_1 = nb_neighbors(first_pair_types->first, ghost_type1);
			// Array<UInt> & nb_neigh_2 = nb_neighbors(first_pair_types->second, ghost_type2);
			// for(;first_pair != last_pair; ++first_pair) {
			// UInt q1 = (*first_pair)(0);
			// UInt q2 = (*first_pair)(1);
			// ++(nb_neigh_1(q1));
			// if(q1 != q2) ++(nb_neigh_2(q2));
			// }
			// }

			// Mesh::type_iterator it = mesh.firstType(spatial_dimension, ghost_type1);
			// Mesh::type_iterator last_type = mesh.lastType(spatial_dimension, ghost_type1);
			// UInt nb_quads = 0;
			// Real sum_nb_neig = 0;
			// UInt max_nb_neig = 0;
			// UInt min_nb_neig = std::numeric_limits<UInt>::max();
			// for(; it != last_type; ++it) {
			// Array<UInt> & nb_neighor = nb_neighbors(*it, ghost_type1);
			// Array<UInt>::iterator<UInt> nb_neigh = nb_neighor.begin();
			// Array<UInt>::iterator<UInt> end_neigh = nb_neighor.end();

			// for (; nb_neigh != end_neigh; ++nb_neigh, ++nb_quads) {
			// UInt nb = *nb_neigh;
			// sum_nb_neig += nb;
			// max_nb_neig = std::max(max_nb_neig, nb);
			// min_nb_neig = std::min(min_nb_neig, nb);
			// }
			// }


			// comm.allReduce(&nb_quads, 1, _so_sum);
			// comm.allReduce(&sum_nb_neig, 1, _so_sum);
			// comm.allReduce(&max_nb_neig, 1, _so_max);
			// comm.allReduce(&min_nb_neig, 1, _so_min);

			// if(prank == 0) {
			// pout << ghost_type2 << " ";
			// pout << "Nb quadrature points: " << nb_quads << std::endl;

			// Real mean_nb_neig = sum_nb_neig / Real(nb_quads);
			// pout << ghost_type2 << " ";
			// pout << "Average nb neighbors: " << mean_nb_neig << "(" << sum_nb_neig << ")" << std::endl;

			// pout << ghost_type2 << " ";
			// pout << "Max nb neighbors: " << max_nb_neig << std::endl;

			// pout << ghost_type2 << " ";
			// pout << "Min nb neighbors: " << min_nb_neig << std::endl;
			// }
			// }
			// pout.close();
			}

			/* -------------------------------------------------------------------------- */
			template<UInt spatial_dimension, template <UInt> class WeightFunction>
			inline UInt MaterialNonLocal<spatial_dimension, WeightFunction>::getNbDataForElements(const Array<Element> & elements,
			SynchronizationTag tag) const {
			UInt nb_quadrature_points = this->getModel().getNbQuadraturePoints(elements);
			UInt size = 0;

			if(tag == _gst_mnl_for_average) {
			typename std::map<ID, NonLocalVariable>::const_iterator it = non_local_variables.begin();
			typename std::map<ID, NonLocalVariable>::const_iterator end = non_local_variables.end();

			for(;it != end; ++it) {
			const NonLocalVariable & non_local_variable = it->second;
			size += non_local_variable.nb_component * sizeof(Real) * nb_quadrature_points;
			}
			}

			size += weight_func->getNbDataForElements(elements, tag);

			return size;
			}

			/* -------------------------------------------------------------------------- */
			template<UInt spatial_dimension, template <UInt> class WeightFunction>
			inline void MaterialNonLocal<spatial_dimension, WeightFunction>::packElementData(CommunicationBuffer & buffer,
			const Array<Element> & elements,
			SynchronizationTag tag) const {
			if(tag == _gst_mnl_for_average) {
			typename std::map<ID, NonLocalVariable>::const_iterator it = non_local_variables.begin();
			typename std::map<ID, NonLocalVariable>::const_iterator end = non_local_variables.end();

			for(;it != end; ++it) {
			const NonLocalVariable & non_local_variable = it->second;
			this->packElementDataHelper(*non_local_variable.local,
			buffer, elements);
			}
			}

			weight_func->packElementData(buffer, elements, tag);
			}

			/* -------------------------------------------------------------------------- */
			template<UInt spatial_dimension, template <UInt> class WeightFunction>
			inline void MaterialNonLocal<spatial_dimension, WeightFunction>::unpackElementData(CommunicationBuffer & buffer,
			const Array<Element> & elements,
			SynchronizationTag tag) {
			if(tag == _gst_mnl_for_average) {
			typename std::map<ID, NonLocalVariable>::iterator it = non_local_variables.begin();
			typename std::map<ID, NonLocalVariable>::iterator end = non_local_variables.end();

			for(;it != end; ++it) {
			NonLocalVariable & non_local_variable = it->second;
			this->unpackElementDataHelper(*non_local_variable.local,
			buffer, elements);
			}
			}

			weight_func->unpackElementData(buffer, elements, tag);
			}

			/* -------------------------------------------------------------------------- */
			template<UInt spatial_dimension, template <UInt> class WeightFunction>
			inline void MaterialNonLocal<spatial_dimension, WeightFunction>::onElementsAdded(const Array<Element> & element_list) {
			AKANTU_DEBUG_IN();
			AKANTU_DEBUG_ERROR("This is a case not taken into account!!!");
			AKANTU_DEBUG_OUT();
			}

			/* -------------------------------------------------------------------------- */
			template<UInt spatial_dimension, template <UInt> class WeightFunction>
			inline void MaterialNonLocal<spatial_dimension, WeightFunction>::onElementsRemoved(const Array<Element> & element_list,
			const ElementTypeMapArray<UInt> & new_numbering,
			__attribute__((unused)) const RemovedElementsEvent & event) {
			AKANTU_DEBUG_IN();

			// Change the pairs in new global numbering
			for(UInt gt = _not_ghost; gt <= _ghost; ++gt) {
			GhostType ghost_type2 = (GhostType) gt;

			PairList::iterator first_pair = pair_list[ghost_type2].begin();
			PairList::iterator last_pair = pair_list[ghost_type2].end();

			// Array<Real>::vector_iterator weight_it = pair_weight[ghost_type2]->begin(2);

			for(;first_pair != last_pair; ++first_pair) {
			QuadraturePoint & q1 = first_pair->first;
			QuadraturePoint gq1 = this->convertToGlobalPoint(q1);
			q1 = gq1;

			if(new_numbering.exists(q1.type, q1.ghost_type)) {
			UInt q1_new_el = new_numbering(q1.type, q1.ghost_type)(gq1.element);
			AKANTU_DEBUG_ASSERT(q1_new_el != UInt(-1), "A local quadrature_point as been removed instead of just being renumbered");
			q1.element = q1_new_el;
			}


			QuadraturePoint & q2 = first_pair->second;
			QuadraturePoint gq2 = this->convertToGlobalPoint(q2);
			q2 = gq2;

			if(new_numbering.exists(q2.type, q2.ghost_type)) {
			UInt q2_new_el = new_numbering(q2.type, q2.ghost_type)(gq2.element);
			AKANTU_DEBUG_ASSERT(q2_new_el != UInt(-1), "A local quadrature_point as been removed instead of just being renumbered");
			q2.element = q2_new_el;
			}
			}
			}

			// Change the material numbering
			Material::onElementsRemoved(element_list, new_numbering, event);

			// Change back the pairs to the new material numbering
			for(UInt gt = _not_ghost; gt <= _ghost; ++gt) {
			GhostType ghost_type2 = (GhostType) gt;

			PairList::iterator first_pair = pair_list[ghost_type2].begin();
			PairList::iterator last_pair = pair_list[ghost_type2].end();

			// Array<Real>::vector_iterator weight_it = pair_weight[ghost_type2]->begin(2);

			for(;first_pair != last_pair; ++first_pair) {
			first_pair->first = this->convertToLocalPoint(first_pair->first );
			first_pair->second = this->convertToLocalPoint(first_pair->second);
			}
			}

			AKANTU_DEBUG_OUT();
			}

rAKA/src/model/solid_mechanics/materials/material_non_local_inline_impl.cc9abadf8e0939features/ci_code_quality

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rAKA/src/model/solid_mechanics/materials/material_non_local_inline_impl.cc
9abadf8e0939features/ci_code_quality

material_non_local_inline_impl.cc
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