Hello everyone! This is deal.II newsletter #201. It automatically reports recently merged features and discussions about the deal.II finite element library.
## Below you find a list of recently proposed or merged features: #13392: CMake: Simplify some logic in DEAL_II_ADD_TEST and add verbose error messages (proposed by tamiko) https://github.com/dealii/dealii/pull/13392 #13391: CMake: Testsuite: Actually submit test results (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/13391 #13390: Overwrite LocationToLevelSet values with unassigned in MeshClassifier (proposed by simonsticko) https://github.com/dealii/dealii/pull/13390 #13389: Testsuite: add a test checking test.json + test.output support (proposed by tamiko) https://github.com/dealii/dealii/pull/13389 #13388: CMake: Allow to define multiple threads= variant tests (proposed by tamiko) https://github.com/dealii/dealii/pull/13388 #13387: CMake: Set ${CTEST_SITE} if unset (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/13387 #13386: CMake: Bugfix: Do not error out when not running performance tests (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/13386 #13385: Improve an error message. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13385 #13384: Avoid implicit-bool conversion for stream objects. (proposed by bangerth) https://github.com/dealii/dealii/pull/13384 #13382: Unify deal.II spelling (proposed by gfcas; merged) https://github.com/dealii/dealii/pull/13382 #13381: Simplify indent_common.sh (proposed by gfcas; merged) https://github.com/dealii/dealii/pull/13381 #13380: Indent scripts (proposed by gfcas; merged) https://github.com/dealii/dealii/pull/13380 #13379: support large buffers in MPI::broadcast() (proposed by tjhei) https://github.com/dealii/dealii/pull/13379 #13378: Changelog for #13363. (proposed by marcfehling; merged) https://github.com/dealii/dealii/pull/13378 #13376: Use the correct data type for a buffer size variable. (proposed by bangerth) https://github.com/dealii/dealii/pull/13376 #13375: Augment a doc string. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13375 #13374: CMake: Adjust MPI and ZLIB support query for p4est version 2.8 (proposed by tamiko) https://github.com/dealii/dealii/pull/13374 #13373: MatrixFreeTools: small clean up (proposed by peterrum; merged) https://github.com/dealii/dealii/pull/13373 #13372: Performance tests: minor tweak for timing_step_22 (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/13372 #13371: CMake: allow to use TEST_PICKUP_REGEX with run_performance_tests.cmake (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/13371 #13370: BlockDynamicSparsityPattern: Update doc for parallel distributed applications. (proposed by marcfehling; merged) https://github.com/dealii/dealii/pull/13370 #13369: CMake: remove debug message (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/13369 #13368: new MPI:broadcast with big count support (proposed by tjhei) https://github.com/dealii/dealii/pull/13368 #13367: MPI: move mpi_type_id() out of internal (proposed by tjhei; merged) https://github.com/dealii/dealii/pull/13367 #13366: MatrixFreeTools: add functions that take vector of FEEval (proposed by peterrum) https://github.com/dealii/dealii/pull/13366 #13365: Early deprecate functions in DoFTools (proposed by peterrum) https://github.com/dealii/dealii/pull/13365 #13364: Implement new Table<3, T>::reinit() (proposed by peterrum; merged) https://github.com/dealii/dealii/pull/13364 #13363: step-55: init sparsity pattern with relevant dofs (proposed by marcfehling; merged) https://github.com/dealii/dealii/pull/13363 #13362: step-55: remove comment (proposed by marcfehling; merged) https://github.com/dealii/dealii/pull/13362 #13361: Do not free objects we still need. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13361 #13360: Use standard spacing between functions. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13360 #13356: Document macro DEAL_II_VERSION_GTE (proposed by nfehn; merged) https://github.com/dealii/dealii/pull/13356 #13355: Rename a variable. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13355 #13354: Make a variable 'const'. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13354 #13353: make GridGenerator::hyper_ball_balanced() work with nonzero origins. (proposed by drwells; merged) https://github.com/dealii/dealii/pull/13353 #13352: Add performance testing framework: low-level test driver (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/13352 #13351: Add performance testing framework: implement .run_only keyword. (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/13351 #13350: Add performance testing framework: preparatory refactoring (proposed by tamiko; merged) https://github.com/dealii/dealii/pull/13350 #13349: Reduce the runtime of the test fe_nedelec_sz_hessian_divergence_theorem (proposed by kinnewig; merged) https://github.com/dealii/dealii/pull/13349 #13343: Add MGSmootherPrecondition::initialize_matrices() (proposed by peterrum; merged) https://github.com/dealii/dealii/pull/13343 #13326: Use the new CA interface instead of using AnonymousProcess. (proposed by bangerth; merged) https://github.com/dealii/dealii/pull/13326 ## And this is a list of recently opened or closed discussions: #13383: Pytrilinos fail during test (opened and closed) https://github.com/dealii/dealii/issues/13383 #13377: Thoughts about the interface to query MPI data types? (opened) https://github.com/dealii/dealii/issues/13377 #13359: Linker error for matrix-free stuff (opened) https://github.com/dealii/dealii/issues/13359 #13358: Introduce single-function consensus algorithm interface (opened) https://github.com/dealii/dealii/issues/13358 #13357: MPI::broadcast() can't deal with more than 2GB of data (opened) https://github.com/dealii/dealii/issues/13357 #13348: Test fe_nedelec_sz_hessian_divergence_theorem.debug times out (closed) https://github.com/dealii/dealii/issues/13348 A list of all major changes since the last release can be found at https://www.dealii.org/developer/doxygen/deal.II/recent_changes.html. Thanks for being part of the community! Let us know about questions, problems, bugs or just share your experience by writing to dealii@googlegroups.com, or by opening issues or pull requests at https://www.github.com/dealii/dealii. 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