inline void createBoundingBoxesForElementsInElementBlocks(const stk::mesh::BulkData &bulk, FlaotBoxVector& domainBoxes)
{
    stk::mesh::EntityVector elements;
    stk::mesh::get_selected_entities(bulk.mesh_meta_data().locally_owned_part(), bulk.buckets(stk::topology::ELEM_RANK), elements);

    size_t numberBoundingBoxes = elements.size();
    domainBoxes.resize(numberBoundingBoxes);

    stk::mesh::FieldBase const * coords = bulk.mesh_meta_data().coordinate_field();

    std::vector<double> boxCoordinates(6);

    for(size_t i=0;i<elements.size();++i)
    {
        unsigned num_nodes = bulk.num_nodes(elements[i]);
        std::vector<double> coordinates(3*num_nodes,0);
        const stk::mesh::Entity* nodes = bulk.begin_nodes(elements[i]);
        for(unsigned j=0;j<num_nodes;++j)
        {
            double* data = static_cast<double*>(stk::mesh::field_data(*coords, nodes[j]));
            coordinates[3*j] = data[0];
            coordinates[3*j+1] = data[1];
            coordinates[3*j+2] = data[2];
        }
        findBoundingBoxCoordinates(coordinates, boxCoordinates);
        unsigned id = bulk.identifier(elements[i]);
        Ident domainBoxId(id, bulk.parallel_rank());
        domainBoxes[i] = std::make_pair(FloatBox(boxCoordinates[0], boxCoordinates[1], boxCoordinates[2],
                                                boxCoordinates[3], boxCoordinates[4], boxCoordinates[5]),
                                                domainBoxId);

    }
}
Esempio n. 2
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OrdinalAndPermutation
get_ordinal_and_permutation(const stk::mesh::BulkData& mesh, stk::mesh::Entity parent_entity, stk::mesh::EntityRank to_rank, const stk::mesh::EntityVector &nodes_of_sub_rank)
{
    std::pair<stk::mesh::ConnectivityOrdinal, stk::mesh::Permutation> ordinalAndPermutation = std::make_pair(stk::mesh::INVALID_CONNECTIVITY_ORDINAL,
            stk::mesh::INVALID_PERMUTATION);

    unsigned nodes_of_sub_rank_size = nodes_of_sub_rank.size();

    const Entity* elemNodes = mesh.begin_nodes(parent_entity);
    stk::topology elemTopology = mesh.bucket(parent_entity).topology();
    unsigned num_entities_of_sub_topology = elemTopology.num_sub_topology(to_rank);
    unsigned max_nodes_possible = 100;
    stk::mesh::EntityVector nodes_of_sub_topology;
    nodes_of_sub_topology.reserve(max_nodes_possible);
    std::pair<bool, unsigned> result;

    for (unsigned i=0;i<num_entities_of_sub_topology;++i)
    {
        stk::topology sub_topology = elemTopology.sub_topology(to_rank, i);
        unsigned num_nodes = sub_topology.num_nodes();

        if (num_nodes !=  nodes_of_sub_rank_size)
        {
            continue;
        }

        ThrowRequireMsg(num_nodes == nodes_of_sub_rank.size(), "AHA! num_nodes != nodes_of_sub_rank.size()");
        ThrowRequireMsg(num_nodes<=max_nodes_possible, "Program error. Exceeded expected array dimensions. Contact sierra-help for support.");
        nodes_of_sub_topology.resize(num_nodes);
        elemTopology.sub_topology_nodes(elemNodes, to_rank, i, nodes_of_sub_topology.begin());
        if (!elemTopology.is_shell() || (to_rank == stk::topology::EDGE_RANK))
        {
           result = sub_topology.equivalent(nodes_of_sub_rank, nodes_of_sub_topology);
        }
        else
        {
           result = sub_topology.equivalent(nodes_of_sub_rank, nodes_of_sub_topology);
           if (result.first && result.second >= sub_topology.num_positive_permutations())
           {
        	   result.first = false;
           }
        }

        if (result.first == true)
        {
            ordinalAndPermutation.first = static_cast<stk::mesh::ConnectivityOrdinal>(i);
            ordinalAndPermutation.second = static_cast<stk::mesh::Permutation>(result.second);
        }
    }

    return ordinalAndPermutation;
}
inline void add_nodes_to_move(stk::mesh::BulkData& bulk,
                       stk::mesh::Entity elem,
                       int dest_proc,
                       std::vector<stk::mesh::EntityProc>& entities_to_move)
{
    const stk::mesh::Entity* nodes = bulk.begin_nodes(elem);
    for(unsigned i = 0; i < bulk.num_nodes(elem); ++i)
    {
        if(bulk.parallel_owner_rank(nodes[i]) == bulk.parallel_rank())
        {
            entities_to_move.push_back(stk::mesh::EntityProc(nodes[i], dest_proc));
        }
    }
}
inline void createBoundingBoxesForSidesInSidesets(const stk::mesh::BulkData& bulk, std::vector<FloatBox>& domainBoxes)
{
    stk::mesh::ExodusTranslator exoTranslator(bulk);
    size_t numberBoundingBoxes = 0;
    std::vector<int64_t> sidesetIds;
    exoTranslator.fill_side_set_ids(sidesetIds);

    for (size_t i=0;i<sidesetIds.size();i++)
    {
        numberBoundingBoxes += exoTranslator.get_local_num_entities_for_id(sidesetIds[i], bulk.mesh_meta_data().side_rank());
    }

    domainBoxes.resize(numberBoundingBoxes);

    stk::mesh::FieldBase const * coords = bulk.mesh_meta_data().coordinate_field();

    size_t boxCounter = 0;

    std::vector<double> boxCoordinates(6);
    for (size_t ssetCounter=0;ssetCounter<sidesetIds.size();ssetCounter++)
    {
        const stk::mesh::Part* sideset = exoTranslator.get_exodus_part_of_rank(sidesetIds[ssetCounter], bulk.mesh_meta_data().side_rank());
        stk::mesh::EntityVector sides;
        stk::mesh::Selector sel = bulk.mesh_meta_data().locally_owned_part() & *sideset;
        stk::mesh::get_selected_entities(sel, bulk.buckets(bulk.mesh_meta_data().side_rank()), sides);

        for(size_t j=0;j<sides.size();++j)
        {
            unsigned num_nodes_per_side = bulk.num_nodes(sides[j]);
            const stk::mesh::Entity* nodes = bulk.begin_nodes(sides[j]);
            std::vector<double> coordinates(3*num_nodes_per_side,0);
            for(unsigned k=0;k<num_nodes_per_side;++k)
            {
                double *data = static_cast<double*>(stk::mesh::field_data(*coords, nodes[k]));
                coordinates[3*k] = data[0];
                coordinates[3*k+1] = data[1];
                coordinates[3*k+2] = data[2];
            }
            findBoundingBoxCoordinates(coordinates, boxCoordinates);
            domainBoxes[boxCounter].set_box(boxCoordinates[0], boxCoordinates[1], boxCoordinates[2],
                                            boxCoordinates[3], boxCoordinates[4], boxCoordinates[5]);
            boxCounter++;
        }
    }

    ThrowRequireMsg(boxCounter == numberBoundingBoxes, "Program error. Please contact sierra-help for support");
}
Esempio n. 5
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void add_shell_connections_to_this_solid_if_normals_oppose(const stk::mesh::BulkData& mesh,
                                                           const stk::mesh::Entity localElement,
                                                           const unsigned sideOrdinal,
                                                           std::vector<SideData>& connectedElementData)
{
    std::vector<SideData> filteredConnectedElements;

    stk::topology localElemTopology = mesh.bucket(localElement).topology();
    stk::topology localSideTopology = localElemTopology.side_topology(sideOrdinal);
    bool foundAnySingleElementThatIsEquivalentToLocalElement = false;
    const stk::mesh::Entity* localElemNodes = mesh.begin_nodes(localElement);
    stk::mesh::EntityVector localElemSideNodes;
    localElemSideNodes.resize(localSideTopology.num_nodes());
    localElemTopology.side_nodes(localElemNodes, sideOrdinal, localElemSideNodes.begin());

    for (const SideData & connectedElem: connectedElementData)
    {
        std::pair<bool,unsigned> result = localSideTopology.equivalent(localElemSideNodes, connectedElem.get_side_nodes());
        const bool isEquivalentNodes = result.first;
        foundAnySingleElementThatIsEquivalentToLocalElement = foundAnySingleElementThatIsEquivalentToLocalElement || isEquivalentNodes;

        if (connectedElem.get_element_topology().is_shell() && isEquivalentNodes)
        {
            stk::mesh::OrdinalAndPermutation localElemOrdAndPerm = stk::mesh::get_ordinal_and_permutation(mesh,
                                                                                                          localElement,
                                                                                                          mesh.mesh_meta_data().side_rank(),
                                                                                                          connectedElem.get_side_nodes());
            bool localNegativeRelativeFacePolarity = !localSideTopology.is_positive_polarity(localElemOrdAndPerm.second);

            if (localNegativeRelativeFacePolarity)
            {
                filteredConnectedElements.push_back(connectedElem);
            }
        }
    }

    if (!filteredConnectedElements.empty())
        connectedElementData.swap(filteredConnectedElements);

    if (!foundAnySingleElementThatIsEquivalentToLocalElement)
        connectedElementData.clear();
}
Esempio n. 6
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void fill_sharing_data(stk::mesh::BulkData& bulkData, stk::mesh::ElemElemGraph &graph, const stk::mesh::EntityVector& sidesThatNeedFixing, std::vector<SideSharingData>& sideSharingDataThisProc, std::vector<stk::mesh::impl::IdViaSidePair>& idAndSides)
{
    // Element 1, side 5: face 15
    // Element 2, side 3: face 23
    // Are these faces the same? Yes: delete face 23, then connect face 15 to element 2 with negative permutation

    const stk::mesh::PartOrdinal sharedOrd = bulkData.mesh_meta_data().globally_shared_part().mesh_meta_data_ordinal();
    for(size_t i=0;i<sidesThatNeedFixing.size();++i)
    {
        stk::mesh::impl::ElementViaSidePair elementAndSide = get_element_and_side_ordinal(bulkData, sidesThatNeedFixing[i]);
        stk::mesh::impl::LocalId localElemId = graph.get_local_element_id(elementAndSide.element);
        for(const stk::mesh::GraphEdge& edge : graph.get_edges_for_element(localElemId))
        {
            if(edge.side1() == elementAndSide.side && edge.elem2() < 0)
            {
                const stk::mesh::impl::ParallelInfo &pInfo = graph.get_parallel_info_for_graph_edge(edge);
                const stk::mesh::Entity* nodes = bulkData.begin_nodes(sidesThatNeedFixing[i]);
                unsigned numNodes = bulkData.num_nodes(sidesThatNeedFixing[i]);

                SideSharingData localTemp({bulkData.identifier(elementAndSide.element), elementAndSide.side},
                                          sidesThatNeedFixing[i],
                                          pInfo.get_proc_rank_of_neighbor(),
                                          std::min(bulkData.parallel_rank(),pInfo.get_proc_rank_of_neighbor()),
                                          bulkData.identifier(sidesThatNeedFixing[i]));

                localTemp.sideNodes.resize(numNodes);
                for(unsigned j=0; j<numNodes; ++j) {
                    localTemp.sideNodes[j] = bulkData.identifier(nodes[j]);
                }

                fill_part_ordinals_besides_owned_and_shared(bulkData.bucket(sidesThatNeedFixing[i]), sharedOrd, localTemp.partOrdinals);

                sideSharingDataThisProc.push_back(localTemp);

                stk::mesh::EntityId localId = -edge.elem2();
                idAndSides.push_back({localId, edge.side2()});
            }
        }
    }
}
Esempio n. 7
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stk::mesh::EntityVector fill_shared_entities_that_need_fixing(const stk::mesh::BulkData& bulkData)
{
    stk::mesh::EntityVector sides;
    stk::mesh::get_selected_entities(bulkData.mesh_meta_data().locally_owned_part(), bulkData.buckets(bulkData.mesh_meta_data().side_rank()), sides);

    stk::mesh::EntityVector sidesThatNeedFixing;
    for(stk::mesh::Entity side : sides)
        if(bulkData.state(side) == stk::mesh::Created)
        {
            unsigned num_nodes = bulkData.num_nodes(side);
            const stk::mesh::Entity* nodes = bulkData.begin_nodes(side);

            std::vector<stk::mesh::EntityKey> nodeKeys(num_nodes);
            for(unsigned int i=0;i<num_nodes;++i)
                nodeKeys[i] = bulkData.entity_key(nodes[i]);

            std::vector<int> shared_procs;
            bulkData.shared_procs_intersection(nodeKeys, shared_procs);
            if(!shared_procs.empty())
                sidesThatNeedFixing.push_back(side);
        }
    return sidesThatNeedFixing;
}
Esempio n. 8
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void find_ghosted_nodes_that_need_to_be_shared(const stk::mesh::BulkData & bulk, stk::mesh::EntityVector& ghosted_nodes_that_are_now_shared)
{
    stk::mesh::EntityRank endRank = static_cast<stk::mesh::EntityRank>(bulk.mesh_meta_data().entity_rank_count());
    if (endRank >= stk::topology::END_RANK)
    {
        endRank = stk::topology::END_RANK;
    }

    for (stk::mesh::EntityRank rank=stk::topology::EDGE_RANK; rank<endRank; ++rank)
    {
        const stk::mesh::BucketVector& entity_buckets = bulk.buckets(rank);
        for(size_t i=0; i<entity_buckets.size(); ++i)
        {
            const stk::mesh::Bucket& bucket = *entity_buckets[i];
            if ( bucket.owned() )
            {
                for(size_t n=0; n<bucket.size(); ++n)
                {
                    const stk::mesh::Entity * nodes = bulk.begin_nodes(bucket[n]);
                    unsigned num_nodes = bulk.num_nodes(bucket[n]);
                    for (unsigned j=0;j<num_nodes;++j)
                    {
                        if (bulk.in_receive_ghost(bulk.entity_key(nodes[j])))
                        {
                            ghosted_nodes_that_are_now_shared.push_back(nodes[j]);
                        }
                    }
                }
            }
        }
    }

    std::sort(ghosted_nodes_that_are_now_shared.begin(), ghosted_nodes_that_are_now_shared.end());
    stk::mesh::EntityVector::iterator iter = std::unique(ghosted_nodes_that_are_now_shared.begin(), ghosted_nodes_that_are_now_shared.end());
    ghosted_nodes_that_are_now_shared.erase(iter, ghosted_nodes_that_are_now_shared.end());
}
Esempio n. 9
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void fill_element_and_side_ids(Ioss::GroupingEntity & io,
                               stk::mesh::Part * const part,
                               const stk::mesh::BulkData & bulk_data,
                               stk::topology stk_element_topology,
                               const stk::mesh::Selector *subset_selector,
                               stk::mesh::EntityVector &sides,
                               std::vector<INT>& elem_side_ids)
{
    if (bulk_data.has_sideset_data())
    {
        const stk::mesh::SideSet& sset = bulk_data.get_sideset_data(part->id());
        size_t num_sides = sset.size();
        elem_side_ids.reserve(num_sides*2);

        stk::mesh::Selector selector = *part & ( bulk_data.mesh_meta_data().locally_owned_part() | bulk_data.mesh_meta_data().globally_shared_part() );
        if(subset_selector)
            selector &= *subset_selector;

        for(size_t i=0;i<sset.size();++i)
        {
            stk::mesh::Entity element = sset[i].element;
            stk::mesh::EntityId elemId = bulk_data.identifier(element);
            int zero_based_side_ord = sset[i].side;
            stk::mesh::Entity side = stk::mesh::get_side_entity_for_elem_id_side_pair_of_rank(bulk_data, elemId, zero_based_side_ord, bulk_data.mesh_meta_data().side_rank());
            if(bulk_data.is_valid(side))
            {
                if(selector(bulk_data.bucket(side)))
                {
                    if(bulk_data.bucket(element).topology() == stk_element_topology)
                    {
                        elem_side_ids.push_back(elemId);
                        elem_side_ids.push_back(zero_based_side_ord+1);
                        sides.push_back(side);
                    }
                }
            }
        }
    }
    else
    {
        const stk::mesh::MetaData & meta_data = stk::mesh::MetaData::get(*part);

        stk::mesh::EntityRank type = part_primary_entity_rank(*part);
        size_t num_sides = get_entities(*part, type, bulk_data, sides, false, subset_selector);
        elem_side_ids.reserve(num_sides * 2);

        stk::mesh::EntityRank elem_rank = stk::topology::ELEMENT_RANK;

        for(size_t i = 0; i < num_sides; ++i)
        {
            std::vector<stk::mesh::Entity> side;
            side.push_back(sides[i]);
            std::vector<stk::mesh::Entity> side_elements;
            std::vector<stk::mesh::Entity> side_nodes(bulk_data.begin_nodes(sides[i]), bulk_data.end_nodes(sides[i]));

            get_entities_through_relations(bulk_data, side_nodes, elem_rank, side_elements);
            const size_t num_side_elem = side_elements.size();

            std::sort(side_elements.begin(), side_elements.end(), stk::mesh::EntityLess(bulk_data));

            stk::mesh::Entity suitable_elem = stk::mesh::Entity();
            stk::mesh::ConnectivityOrdinal suitable_ordinal = stk::mesh::INVALID_CONNECTIVITY_ORDINAL;
            for(size_t j = 0; j < num_side_elem; ++j)
            {
                const stk::mesh::Entity elem = side_elements[j];
                const stk::mesh::Bucket &elemBucket = bulk_data.bucket(elem);
                const bool isSelectingEverything = subset_selector == NULL;
                const bool isElementBeingOutput = (isSelectingEverything || (*subset_selector)(elemBucket))
                                                  && elemBucket.member(meta_data.locally_owned_part());
                if(isElementBeingOutput)
                {
                    const stk::mesh::Entity * elem_sides = bulk_data.begin(elem, type);
                    stk::mesh::ConnectivityOrdinal const * side_ordinal = bulk_data.begin_ordinals(elem, type);
                    const size_t num_elem_sides = bulk_data.num_connectivity(elem, type);
                    for(size_t k = 0; k < num_elem_sides; ++k)
                    {
                        if(elem_sides[k] == side[0])
                        {
                            suitable_elem = elem;
                            suitable_ordinal = side_ordinal[k];
                            break;
                        }
                    }
                }
            }

            if(!bulk_data.is_valid(suitable_elem))
            {
                std::ostringstream oss;
                oss << "ERROR, no suitable element found";
                throw std::runtime_error(oss.str());
            }

            elem_side_ids.push_back(bulk_data.identifier(suitable_elem));
            elem_side_ids.push_back(suitable_ordinal + 1); // Ioss is 1-based, mesh is 0-based.
        }
    }
}
Intrepid::FieldContainer<double> STKMeshHelpers::extractEntityNodeCoordinates( 
    const Teuchos::Array<stk::mesh::Entity>& stk_entities, 
    const stk::mesh::BulkData& bulk_data,
    const int space_dim )
{
    // Cast the field.
    const stk::mesh::FieldBase* coord_field_base= 
	bulk_data.mesh_meta_data().coordinate_field();
    const stk::mesh::Field<double,FieldType>* coord_field =
	dynamic_cast<const stk::mesh::Field<double,FieldType>* >(
	    coord_field_base);

    // Allocate the coordinate array.
    int num_cells = stk_entities.size();
    int num_nodes = 0;
    stk::mesh::EntityRank stk_rank = stk::topology::INVALID_RANK;
    if ( num_cells > 0 )
    {
	stk_rank = bulk_data.entity_rank(stk_entities[0]);
	if ( stk::topology::NODE_RANK == stk_rank )
	{
	    num_nodes = 1;
	}
	else
	{
	    const stk::mesh::Entity* begin = 
		bulk_data.begin_nodes( stk_entities[0] );
	    const stk::mesh::Entity* end = 
		bulk_data.end_nodes( stk_entities[0] );
	    num_nodes = std::distance( begin, end );
	}
    }
    Intrepid::FieldContainer<double> coords( num_cells, num_nodes, space_dim );

    // Extract the coordinates.
    double* node_coords = 0;
    for ( int c = 0; c < num_cells; ++c )
    {
	if ( stk::topology::NODE_RANK == stk_rank )
	{
	    node_coords = stk::mesh::field_data( *coord_field, stk_entities[c] );
	    for ( int d = 0; d < space_dim; ++d )
	    {
		coords(c,0,d) = node_coords[d];
	    }
	}
	else
	{
	    const stk::mesh::Entity* begin = bulk_data.begin_nodes( stk_entities[c] );
	    DTK_REMEMBER(
		const stk::mesh::Entity* end = bulk_data.end_nodes( stk_entities[c] ) 
		);
	    DTK_CHECK( std::distance(begin,end) == num_nodes );
	    for ( int n = 0; n < num_nodes; ++n )
	    {
		node_coords = stk::mesh::field_data( *coord_field, begin[n] );
		for ( int d = 0; d < space_dim; ++d )
		{
		    coords(c,n,d) = node_coords[d];
		}
	    }
	}
    }

    return coords;
}
    void setup_elem_entities_and_connectivity_tables(const stk::mesh::BulkData& bulk, const stk::mesh::Selector& selector)
    {
        const stk::mesh::BucketVector& elementBuckets = bulk.get_buckets(stk::topology::ELEM_RANK, selector);
        unsigned numElementBuckets = elementBuckets.size();

        connBucketOffsets = DeviceViewIntType("D_connBucketOffsets", numElementBuckets);
        hostConnBucketOffsets = Kokkos::create_mirror_view(connBucketOffsets);

        elemBucketOffsets = DeviceViewIntType("D_elemBucketOffsets", numElementBuckets);
        hostElemBucketOffsets = Kokkos::create_mirror_view(elemBucketOffsets);

        elemsPerBucket = DeviceViewIntType("D_elemsPerBucket", numElementBuckets);
        hostElemsPerBucket = Kokkos::create_mirror_view(elemsPerBucket);

        nodesPerElement = DeviceViewIntType("D_nodesPerElement", numElementBuckets);
        hostNodesPerElement = Kokkos::create_mirror_view(nodesPerElement);

        unsigned numConnectivities = 0;
	unsigned numElements = 0;
	
        for (unsigned elemBucketIndex = 0; elemBucketIndex < numElementBuckets; ++elemBucketIndex)
	{
           const stk::mesh::Bucket& bucket = *elementBuckets[elemBucketIndex];

           unsigned numNodesPerElem = bucket.topology().num_nodes();
	   unsigned numElemsInBucket = bucket.size();

           hostConnBucketOffsets(elemBucketIndex) = numConnectivities;
           hostElemBucketOffsets(elemBucketIndex) = numElements;
	   hostNodesPerElement(elemBucketIndex) = numNodesPerElem;
	   hostElemsPerBucket(elemBucketIndex) = numElemsInBucket;
	   
    	   numConnectivities += numNodesPerElem*numElemsInBucket;
	   numElements += numElemsInBucket;
        }

	Kokkos::deep_copy(elemsPerBucket, hostElemsPerBucket);
	Kokkos::deep_copy(nodesPerElement, hostNodesPerElement);
	Kokkos::deep_copy(connBucketOffsets, hostConnBucketOffsets);
	Kokkos::deep_copy(elemBucketOffsets, hostElemBucketOffsets);

        elementNodeConnectivity = DeviceViewFlatConnectivityType("DElementNodeConnectivity", numConnectivities);
        hostElementNodeConnectivity =  Kokkos::create_mirror_view(elementNodeConnectivity);

        elemEntities = DeviceViewEntitiesType("DElemEntities", numElements);
        hostElemEntities = Kokkos::create_mirror_view(elemEntities);

        for (unsigned elemBucketIndex = 0; elemBucketIndex < numElementBuckets; ++elemBucketIndex)
        {
	    unsigned connBucketOffset = hostConnBucketOffsets(elemBucketIndex);
	    unsigned elemBucketOffset = hostElemBucketOffsets(elemBucketIndex);

            const stk::mesh::Bucket& bucket = *elementBuckets[elemBucketIndex];
            unsigned nodesPerElem = bucket.topology().num_nodes();

            for(unsigned elemIndex = 0; elemIndex < bucket.size(); ++elemIndex)
            {
	        unsigned connElemOffset = elemIndex*nodesPerElem + connBucketOffset;

                stk::mesh::Entity element = bucket[elemIndex];
                hostElemEntities(elemBucketOffset + elemIndex) = element;

                const stk::mesh::Entity * elemNodes = bulk.begin_nodes(element);
                for(unsigned iNode = 0; iNode < nodesPerElem; ++iNode)
                {
		    unsigned nodeOffset = connElemOffset + iNode;
                    hostElementNodeConnectivity(nodeOffset) = elemNodes[iNode];
                }
            }
        }

        Kokkos::deep_copy(elementNodeConnectivity, hostElementNodeConnectivity);
        Kokkos::deep_copy(elemEntities, hostElemEntities);
    }
Esempio n. 12
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void fill_pre_req_data(
  ElemDataRequests& dataNeeded,
  const stk::mesh::BulkData& bulkData,
  stk::topology topo,
  stk::mesh::Entity elem,
  const stk::mesh::FieldBase* coordField,
  ScratchViews& prereqData)
{
  int nodesPerElem = topo.num_nodes();

  MasterElement *meSCS = dataNeeded.get_cvfem_surface_me();
  MasterElement *meSCV = dataNeeded.get_cvfem_volume_me();
  prereqData.elemNodes = bulkData.begin_nodes(elem);

  const FieldSet& neededFields = dataNeeded.get_fields();
  for(const FieldInfo& fieldInfo : neededFields) {
    stk::mesh::EntityRank fieldEntityRank = fieldInfo.field->entity_rank();
    unsigned scalarsDim1 = fieldInfo.scalarsDim1;
    bool isTensorField = fieldInfo.scalarsDim2 > 1;

    if (fieldEntityRank==stk::topology::ELEM_RANK) {
      if (isTensorField) {
        SharedMemView<double**>& shmemView = prereqData.get_scratch_view_2D(*fieldInfo.field);
        gather_elem_tensor_field(*fieldInfo.field, elem, scalarsDim1, fieldInfo.scalarsDim2, shmemView);
      }
      else {
        SharedMemView<double*>& shmemView = prereqData.get_scratch_view_1D(*fieldInfo.field);
        unsigned len = shmemView.dimension(0);
        double* fieldDataPtr = static_cast<double*>(stk::mesh::field_data(*fieldInfo.field, elem));
        for(unsigned i=0; i<len; ++i) {
          shmemView(i) = fieldDataPtr[i];
        }
      }
    }
    else if (fieldEntityRank == stk::topology::NODE_RANK) {
      if (isTensorField) {
        SharedMemView<double***>& shmemView3D = prereqData.get_scratch_view_3D(*fieldInfo.field);
        gather_elem_node_tensor_field(*fieldInfo.field, nodesPerElem, scalarsDim1, fieldInfo.scalarsDim2, bulkData.begin_nodes(elem), shmemView3D);
      }
      else {
        if (scalarsDim1 == 1) {
          SharedMemView<double*>& shmemView1D = prereqData.get_scratch_view_1D(*fieldInfo.field);
          gather_elem_node_field(*fieldInfo.field, nodesPerElem, prereqData.elemNodes, shmemView1D);
        }
        else {
          SharedMemView<double**>& shmemView2D = prereqData.get_scratch_view_2D(*fieldInfo.field);
          if (scalarsDim1 == 3) {
            gather_elem_node_field_3D(*fieldInfo.field, nodesPerElem, prereqData.elemNodes, shmemView2D);
          }
          else {
            gather_elem_node_field(*fieldInfo.field, nodesPerElem, scalarsDim1, prereqData.elemNodes, shmemView2D);
          }
        }
      }
    }
    else {
      ThrowRequireMsg(false, "Only node and element fields supported currently.");
    }
  } 
      
  SharedMemView<double**>* coordsView = nullptr;
  if (coordField != nullptr) {
    coordsView = &prereqData.get_scratch_view_2D(*coordField);
  }

  const std::set<ELEM_DATA_NEEDED>& dataEnums = dataNeeded.get_data_enums();
  double error = 0;
  for(ELEM_DATA_NEEDED data : dataEnums) {
    switch(data)
    {
      case SCS_AREAV:
         ThrowRequireMsg(meSCS != nullptr, "ERROR, meSCS needs to be non-null if SCS_AREAV is requested.");
         ThrowRequireMsg(coordsView != nullptr, "ERROR, coords null but SCS_AREAV requested.");
         meSCS->determinant(1, &((*coordsView)(0,0)), &prereqData.scs_areav(0,0), &error);
         break;
      case SCS_GRAD_OP:
         ThrowRequireMsg(meSCS != nullptr, "ERROR, meSCS needs to be non-null if SCS_GRAD_OP is requested.");
         ThrowRequireMsg(coordsView != nullptr, "ERROR, coords null but SCS_GRAD_OP requested.");
         meSCS->grad_op(1, &((*coordsView)(0,0)), &prereqData.dndx(0,0,0), &prereqData.deriv(0), &prereqData.det_j(0), &error);
         break;
      case SCS_SHIFTED_GRAD_OP:
        ThrowRequireMsg(meSCS != nullptr, "ERROR, meSCS needs to be non-null if SCS_GRAD_OP is requested.");
        ThrowRequireMsg(coordsView != nullptr, "ERROR, coords null but SCS_GRAD_OP requested.");
        meSCS->shifted_grad_op(1, &((*coordsView)(0,0)), &prereqData.dndx_shifted(0,0,0), &prereqData.deriv(0), &prereqData.det_j(0), &error);
        break;
      case SCS_GIJ:
         ThrowRequireMsg(meSCS != nullptr, "ERROR, meSCS needs to be non-null if SCS_GIJ is requested.");
         ThrowRequireMsg(coordsView != nullptr, "ERROR, coords null but SCS_GIJ requested.");
         meSCS->gij(&((*coordsView)(0,0)), &prereqData.gijUpper(0,0,0), &prereqData.gijLower(0,0,0), &prereqData.deriv(0));
         break;
      case SCV_VOLUME:
         ThrowRequireMsg(meSCV != nullptr, "ERROR, meSCV needs to be non-null if SCV_VOLUME is requested.");
         ThrowRequireMsg(coordsView != nullptr, "ERROR, coords null but SCV_VOLUME requested.");
         meSCV->determinant(1, &((*coordsView)(0,0)), &prereqData.scv_volume(0), &error);
         break;
      default: break;
    }
  }
}