403 {
405
406 constexpr bool debug =
false;
407
408 constexpr int numNodes = 4;
409 constexpr int numEdges = 6;
410 constexpr int refinementLevels = 6;
411
412 auto &m_field = fe_raw_ptr->
mField;
413 auto fe_ptr = static_cast<Fe *>(fe_raw_ptr);
414 auto fe_handle = fe_ptr->getFEEntityHandle();
415
416 auto set_base_quadrature = [&]() {
418 int rule =
funRule(order_data);
422 "wrong dimension");
423 }
427 }
429 auto &gauss_pts = fe_ptr->gaussPts;
430 gauss_pts.resize(4, nb_gauss_pts, false);
431 cblas_dcopy(nb_gauss_pts, &
QUAD_3D_TABLE[rule]->points[1], 4,
432 &gauss_pts(0, 0), 1);
433 cblas_dcopy(nb_gauss_pts, &
QUAD_3D_TABLE[rule]->points[2], 4,
434 &gauss_pts(1, 0), 1);
435 cblas_dcopy(nb_gauss_pts, &
QUAD_3D_TABLE[rule]->points[3], 4,
436 &gauss_pts(2, 0), 1);
438 &gauss_pts(3, 0), 1);
439 auto &data = fe_ptr->dataOnElement[
H1];
440 data->dataOnEntities[MBVERTEX][0].getN(
NOBASE).resize(nb_gauss_pts, 4,
441 false);
442 double *shape_ptr =
443 &*data->dataOnEntities[MBVERTEX][0].getN(
NOBASE).data().begin();
444 cblas_dcopy(4 * nb_gauss_pts,
QUAD_3D_TABLE[rule]->points, 1, shape_ptr,
445 1);
446 } else {
449 }
451 };
452
453 CHKERR set_base_quadrature();
454
456
457 auto get_singular_nodes = [&]() {
458 int num_nodes;
460 CHKERR m_field.get_moab().get_connectivity(fe_handle, conn, num_nodes,
461 true);
462 std::bitset<numNodes> singular_nodes;
463 for (auto nn = 0; nn != numNodes; ++nn) {
465 singular_nodes.set(nn);
466 } else {
467 singular_nodes.reset(nn);
468 }
469 }
470 return singular_nodes;
471 };
472
473 auto get_singular_edges = [&]() {
474 std::bitset<numEdges> singular_edges;
475 for (int ee = 0; ee != numEdges; ee++) {
477 CHKERR m_field.get_moab().side_element(fe_handle, 1, ee, edge);
479 singular_edges.set(ee);
480 } else {
481 singular_edges.reset(ee);
482 }
483 }
484 return singular_edges;
485 };
486
487 auto set_gauss_pts = [&](auto &ref_gauss_pts) {
489 fe_ptr->gaussPts.swap(ref_gauss_pts);
490 const size_t nb_gauss_pts = fe_ptr->gaussPts.size2();
491 auto &data = fe_ptr->dataOnElement[
H1];
492 data->dataOnEntities[MBVERTEX][0].getN(
NOBASE).resize(nb_gauss_pts, 4);
493 double *shape_ptr =
494 &*data->dataOnEntities[MBVERTEX][0].getN(
NOBASE).data().begin();
496 &fe_ptr->gaussPts(1, 0), &fe_ptr->gaussPts(2, 0),
497 nb_gauss_pts);
499 };
500
501 auto singular_nodes = get_singular_nodes();
502 if (singular_nodes.count()) {
503 auto it_map_ref_coords =
mapRefCoords.find(singular_nodes.to_ulong());
505 CHKERR set_gauss_pts(it_map_ref_coords->second);
507 } else {
508
509 auto refine_quadrature = [&]() {
511
512 const int max_level = refinementLevels;
514
515 moab::Core moab_ref;
516 double base_coords[] = {0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1};
518 for (int nn = 0; nn != 4; nn++)
519 CHKERR moab_ref.create_vertex(&base_coords[3 * nn], nodes[nn]);
520 CHKERR moab_ref.create_element(MBTET, nodes, 4, tet);
523 {
524 Range tets(tet, tet);
527 tets, 1, true, edges, moab::Interface::UNION);
530 }
531
532 Range nodes_at_front;
533 for (int nn = 0; nn != numNodes; nn++) {
534 if (singular_nodes[nn]) {
536 CHKERR moab_ref.side_element(tet, 0, nn, ent);
537 nodes_at_front.insert(ent);
538 }
539 }
540
541 auto singular_edges = get_singular_edges();
542
544 CHKERR moab_ref.create_meshset(MESHSET_SET, meshset);
545 for (int ee = 0; ee != numEdges; ee++) {
546 if (singular_edges[ee]) {
548 CHKERR moab_ref.side_element(tet, 1, ee, ent);
549 CHKERR moab_ref.add_entities(meshset, &ent, 1);
550 }
551 }
552
553
555 for (int ll = 0; ll != max_level; ll++) {
558 ->getEntitiesByTypeAndRefLevel(
BitRefLevel().set(ll),
560 edges);
562 CHKERR moab_ref.get_adjacencies(
563 nodes_at_front, 1, true, ref_edges, moab::Interface::UNION);
564 ref_edges = intersect(ref_edges, edges);
566 CHKERR moab_ref.get_entities_by_type(meshset, MBEDGE, ents,
true);
567 ref_edges = intersect(ref_edges, ents);
570 ->getEntitiesByTypeAndRefLevel(
572 CHKERR m_ref->addVerticesInTheMiddleOfEdges(
576 ->updateMeshsetByEntitiesChildren(meshset,
578 meshset, MBEDGE, true);
579 }
580
581
584 ->getEntitiesByTypeAndRefLevel(
BitRefLevel().set(max_level),
586 tets);
587
590 }
591
593 int tt = 0;
594 for (Range::iterator tit = tets.begin(); tit != tets.end();
595 tit++, tt++) {
596 int num_nodes;
598 CHKERR moab_ref.get_connectivity(*tit, conn, num_nodes,
false);
599 CHKERR moab_ref.get_coords(conn, num_nodes, &ref_coords(tt, 0));
600 }
601
602 auto &data = fe_ptr->dataOnElement[
H1];
603 const size_t nb_gauss_pts = fe_ptr->gaussPts.size2();
604 MatrixDouble ref_gauss_pts(4, nb_gauss_pts * ref_coords.size1());
606 data->dataOnEntities[MBVERTEX][0].getN(
NOBASE);
607 int gg = 0;
608 for (size_t tt = 0; tt != ref_coords.size1(); tt++) {
609 double *tet_coords = &ref_coords(tt, 0);
611 det *= 6;
612 for (size_t ggg = 0; ggg != nb_gauss_pts; ++ggg, ++gg) {
613 for (
int dd = 0;
dd != 3;
dd++) {
614 ref_gauss_pts(dd, gg) =
615 shape_n(ggg, 0) * tet_coords[3 * 0 +
dd] +
616 shape_n(ggg, 1) * tet_coords[3 * 1 +
dd] +
617 shape_n(ggg, 2) * tet_coords[3 * 2 +
dd] +
618 shape_n(ggg, 3) * tet_coords[3 * 3 +
dd];
619 }
620 ref_gauss_pts(3, gg) = fe_ptr->gaussPts(3, ggg) * det;
621 }
622 }
623
624 mapRefCoords[singular_nodes.to_ulong()].swap(ref_gauss_pts);
626
627
630
631 TetPolynomialBase::switchCacheBaseOff<HDIV>({fe_raw_ptr});
632 TetPolynomialBase::switchCacheBaseOn<HDIV>({fe_raw_ptr});
633
635 };
636
637 CHKERR refine_quadrature();
638 }
639 }
640 }
641
643 }
#define MoFEMFunctionReturnHot(a)
Last executable line of each PETSc function used for error handling. Replaces return()
#define MoFEMFunctionBegin
First executable line of each MoFEM function, used for error handling. Final line of MoFEM functions ...
@ MOFEM_DATA_INCONSISTENCY
#define MoFEMFunctionReturn(a)
Last executable line of each PETSc function used for error handling. Replaces return()
#define CHKERR
Inline error check.
const Tensor2_symmetric_Expr< const ddTensor0< T, Dim, i, j >, typename promote< T, double >::V, Dim, i, j > dd(const Tensor0< T * > &a, const Index< i, Dim > index1, const Index< j, Dim > index2, const Tensor1< int, Dim > &d_ijk, const Tensor1< double, Dim > &d_xyz)
std::bitset< BITREFLEVEL_SIZE > BitRefLevel
Bit structure attached to each entity identifying to what mesh entity is attached.
#define QUAD_3D_TABLE_SIZE
static QUAD *const QUAD_3D_TABLE[]
static PetscBool setSingularity
static std::map< long int, MatrixDouble > mapRefCoords
virtual moab::Interface & get_moab()=0
Deprecated interface functions.
Mesh refinement interface.
MoFEMErrorCode getInterface(IFACE *&iface) const
Get interface reference to pointer of interface.
