269 {
271
273
275
276 try {
278 } catch (const out_of_range &e) {
279 SETERRQ1(
281 "Generation of reference elements for type <%s> is not implemented",
282 moab::CN::EntityTypeName(type));
283 }
284
285 auto set_gauss_pts = [&](auto &level_gauss_pts_on_ref_mesh, auto &level_ref,
286 auto &level_shape_functions,
287
288 auto start_vert_handle, auto start_ele_handle,
289 auto &verts_array, auto &conn, auto &ver_count,
290 auto &ele_count
291
292 ) {
294
296 level = std::min(level, level_gauss_pts_on_ref_mesh.size() - 1);
297
298 auto &level_ref_gauss_pts = level_gauss_pts_on_ref_mesh[level];
299 auto &level_ref_ele = level_ref[level];
300 auto &shape_functions = level_shape_functions[level];
301 E::gaussPts.resize(level_ref_gauss_pts.size1(), level_ref_gauss_pts.size2(),
302 false);
303 noalias(E::gaussPts) = level_ref_gauss_pts;
304
305 const auto fe_ent = E::numeredEntFiniteElementPtr->getEnt();
306 auto get_fe_coords = [&]() {
308 int num_nodes;
310 E::mField.get_moab().get_connectivity(fe_ent, conn, num_nodes, true),
311 "error get connectivity");
314 E::mField.get_moab().get_coords(conn, num_nodes, &*coords.begin()),
315 "error get coordinates");
316 return coords;
317 };
318
319 auto coords = get_fe_coords();
320
321 const int num_nodes = level_ref_gauss_pts.size2();
323
326 &*shape_functions.data().begin());
328 &verts_array[0][ver_count], &verts_array[1][ver_count],
329 &verts_array[2][ver_count]);
330 for (int gg = 0; gg != num_nodes; ++gg, ++ver_count) {
331
333
334 auto set_float_precision = [](const double x) {
335 if (std::abs(x) < std::numeric_limits<float>::epsilon())
336 return 0.;
337 else
338 return x;
339 };
340
342 auto t_ele_coords = getFTensor1FromArray<3, 3>(coords);
343 for (int nn = 0; nn != CN::VerticesPerEntity(type); ++nn) {
344 t_coords(
i) += t_n * t_ele_coords(
i);
345 ++t_ele_coords;
346 ++t_n;
347 }
348
349 for (auto ii : {0, 1, 2})
350 t_coords(ii) = set_float_precision(t_coords(ii));
351
352 ++t_coords;
353 }
354
356 int def_in_the_loop = -1;
358 MB_TAG_CREAT | MB_TAG_SPARSE,
359 &def_in_the_loop);
360
362 const int num_el = level_ref_ele.size1();
363 const int num_nodes_on_ele = level_ref_ele.size2();
364 auto start_e = start_ele_handle + ele_count;
366 for (auto tt = 0; tt != level_ref_ele.size1(); ++tt, ++ele_count) {
367 for (int nn = 0; nn != num_nodes_on_ele; ++nn) {
368 conn[num_nodes_on_ele * ele_count + nn] =
370 }
371 }
372
373 const int n_in_the_loop = E::nInTheLoop;
376
378 };
379
381
382 ref_ele->levelGaussPtsOnRefMesh, ref_ele->levelRef,
383 ref_ele->levelShapeFunctions,
384
385 ref_ele->startingVertEleHandle, ref_ele->startingEleHandle,
386 ref_ele->verticesOnEleArrays, ref_ele->eleConn, ref_ele->countVertEle,
387 ref_ele->countEle
388
389 );
390
392};
#define CHK_MOAB_THROW(err, msg)
Check error code of MoAB function and throw MoFEM exception.
FTensor::Index< 'i', SPACE_DIM > i
UBlasVector< double > VectorDouble
auto type_from_handle(const EntityHandle h)
get type from entity handle
virtual MoFEMErrorCode transferTags()