From: Martin Kronbichler Date: Thu, 21 Feb 2019 11:26:56 +0000 (+0100) Subject: Add test case for face orientation in FEFaceEvaluation X-Git-Tag: v9.1.0-rc1~326^2~1 X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a5fc6ff9cd04fd39c88217167322b46037cb9389;p=dealii.git Add test case for face orientation in FEFaceEvaluation --- diff --git a/tests/matrix_free/matrix_vector_faces_25.cc b/tests/matrix_free/matrix_vector_faces_25.cc new file mode 100644 index 0000000000..ef0f427ded --- /dev/null +++ b/tests/matrix_free/matrix_vector_faces_25.cc @@ -0,0 +1,109 @@ +// --------------------------------------------------------------------- +// +// Copyright (C) 2019 by the deal.II authors +// +// This file is part of the deal.II library. +// +// The deal.II library is free software; you can use it, 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 2.1 of the License, or (at your option) any later version. +// The full text of the license can be found in the file LICENSE.md at +// the top level directory of deal.II. +// +// --------------------------------------------------------------------- + + + +// tests matrix-free face evaluation, matrix-vector products as compared to +// the same implementation with MeshWorker. Similar to matrix_vector_faces_04 +// but using a mesh with all sorts of different orientations, using a mesh +// somewhat related to the one in tests/grid/grid_tools_06.cc but with the +// cubes patched together appropriately + +#include + +#include + +#include "../tests.h" + +std::ofstream logfile("output"); + +#include "matrix_vector_faces_common.h" + + + +void generate_grid(Triangulation<3> &triangulation, int orientation) +{ + Point<3> vertices_1[] = {Point<3>(-1., -1., -3.), + Point<3>(+1., -1., -3.), + Point<3>(-1., +1., -3.), + Point<3>(+1., +1., -3.), + Point<3>(-1., -1., -1.), + Point<3>(+1., -1., -1.), + Point<3>(-1., +1., -1.), + Point<3>(+1., +1., -1.), + Point<3>(-1., -1., +1.), + Point<3>(+1., -1., +1.), + Point<3>(-1., +1., +1.), + Point<3>(+1., +1., +1.)}; + std::vector> vertices(&vertices_1[0], &vertices_1[12]); + + std::vector> cells(2, CellData<3>()); + + /* cell 0 */ + int cell_vertices_0[GeometryInfo<3>::vertices_per_cell] = { + 0, 1, 2, 3, 4, 5, 6, 7}; + + /* cell 1 */ + int cell_vertices_1[8][GeometryInfo<3>::vertices_per_cell] = { + {4, 5, 6, 7, 8, 9, 10, 11}, + {5, 7, 4, 6, 9, 11, 8, 10}, + {7, 6, 5, 4, 11, 10, 9, 8}, + {6, 4, 7, 5, 10, 8, 11, 9}, + {9, 8, 11, 10, 5, 4, 7, 6}, + {8, 10, 9, 11, 4, 6, 5, 7}, + {10, 11, 8, 9, 6, 7, 4, 5}, + {11, 9, 10, 8, 7, 5, 6, 4}}; + + for (unsigned int j = 0; j < GeometryInfo<3>::vertices_per_cell; ++j) + { + cells[0].vertices[j] = cell_vertices_0[j]; + cells[1].vertices[j] = cell_vertices_1[orientation][j]; + } + cells[0].material_id = 0; + cells[1].material_id = 0; + + + triangulation.create_triangulation(vertices, cells, SubCellData()); +} + + + +template +void +test() +{ + if (dim == 2) + return; + + Triangulation<3> tria; + for (unsigned int orientation = 0; orientation < 8; ++orientation) + { + deallog << "Testing orientation case " << orientation << std::endl; + tria.clear(); + generate_grid(tria, orientation); + + FE_DGQ<3> fe(fe_degree); + DoFHandler<3> dof(tria); + dof.distribute_dofs(fe); + AffineConstraints constraints; + constraints.close(); + + do_test<3, fe_degree, fe_degree + 1, double>(dof, constraints, false); + + tria.refine_global(1); + dof.distribute_dofs(fe); + do_test<3, fe_degree, fe_degree + 1, double>(dof, constraints, false); + } +} diff --git a/tests/matrix_free/matrix_vector_faces_25.output b/tests/matrix_free/matrix_vector_faces_25.output new file mode 100644 index 0000000000..c44d20e8fb --- /dev/null +++ b/tests/matrix_free/matrix_vector_faces_25.output @@ -0,0 +1,113 @@ + +DEAL:3d::Testing orientation case 0 +DEAL:3d::Testing FE_DGQ<3>(1) +DEAL:3d::Norm of difference: 4.93e-16 +DEAL:3d:: +DEAL:3d::Testing FE_DGQ<3>(1) +DEAL:3d::Norm of difference: 8.94e-16 +DEAL:3d:: +DEAL:3d::Testing orientation case 1 +DEAL:3d::Testing FE_DGQ<3>(1) +DEAL:3d::Norm of difference: 4.85e-16 +DEAL:3d:: +DEAL:3d::Testing FE_DGQ<3>(1) +DEAL:3d::Norm of difference: 8.94e-16 +DEAL:3d:: +DEAL:3d::Testing orientation case 2 +DEAL:3d::Testing FE_DGQ<3>(1) +DEAL:3d::Norm of difference: 3.24e-16 +DEAL:3d:: +DEAL:3d::Testing FE_DGQ<3>(1) +DEAL:3d::Norm of difference: 8.94e-16 +DEAL:3d:: +DEAL:3d::Testing orientation case 3 +DEAL:3d::Testing FE_DGQ<3>(1) +DEAL:3d::Norm of difference: 3.26e-16 +DEAL:3d:: +DEAL:3d::Testing FE_DGQ<3>(1) +DEAL:3d::Norm of difference: 8.94e-16 +DEAL:3d:: +DEAL:3d::Testing orientation case 4 +DEAL:3d::Testing FE_DGQ<3>(1) +DEAL:3d::Norm of difference: 2.45e-16 +DEAL:3d:: +DEAL:3d::Testing FE_DGQ<3>(1) +DEAL:3d::Norm of difference: 8.55e-16 +DEAL:3d:: +DEAL:3d::Testing orientation case 5 +DEAL:3d::Testing FE_DGQ<3>(1) +DEAL:3d::Norm of difference: 6.52e-16 +DEAL:3d:: +DEAL:3d::Testing FE_DGQ<3>(1) +DEAL:3d::Norm of difference: 8.55e-16 +DEAL:3d:: +DEAL:3d::Testing orientation case 6 +DEAL:3d::Testing FE_DGQ<3>(1) +DEAL:3d::Norm of difference: 4.86e-16 +DEAL:3d:: +DEAL:3d::Testing FE_DGQ<3>(1) +DEAL:3d::Norm of difference: 8.55e-16 +DEAL:3d:: +DEAL:3d::Testing orientation case 7 +DEAL:3d::Testing FE_DGQ<3>(1) +DEAL:3d::Norm of difference: 4.84e-16 +DEAL:3d:: +DEAL:3d::Testing FE_DGQ<3>(1) +DEAL:3d::Norm of difference: 8.55e-16 +DEAL:3d:: +DEAL:3d::Testing orientation case 0 +DEAL:3d::Testing FE_DGQ<3>(2) +DEAL:3d::Norm of difference: 6.75e-16 +DEAL:3d:: +DEAL:3d::Testing FE_DGQ<3>(2) +DEAL:3d::Norm of difference: 4.04e-15 +DEAL:3d:: +DEAL:3d::Testing orientation case 1 +DEAL:3d::Testing FE_DGQ<3>(2) +DEAL:3d::Norm of difference: 6.75e-16 +DEAL:3d:: +DEAL:3d::Testing FE_DGQ<3>(2) +DEAL:3d::Norm of difference: 3.97e-15 +DEAL:3d:: +DEAL:3d::Testing orientation case 2 +DEAL:3d::Testing FE_DGQ<3>(2) +DEAL:3d::Norm of difference: 5.40e-16 +DEAL:3d:: +DEAL:3d::Testing FE_DGQ<3>(2) +DEAL:3d::Norm of difference: 3.98e-15 +DEAL:3d:: +DEAL:3d::Testing orientation case 3 +DEAL:3d::Testing FE_DGQ<3>(2) +DEAL:3d::Norm of difference: 6.08e-16 +DEAL:3d:: +DEAL:3d::Testing FE_DGQ<3>(2) +DEAL:3d::Norm of difference: 3.95e-15 +DEAL:3d:: +DEAL:3d::Testing orientation case 4 +DEAL:3d::Testing FE_DGQ<3>(2) +DEAL:3d::Norm of difference: 4.99e-16 +DEAL:3d:: +DEAL:3d::Testing FE_DGQ<3>(2) +DEAL:3d::Norm of difference: 3.68e-15 +DEAL:3d:: +DEAL:3d::Testing orientation case 5 +DEAL:3d::Testing FE_DGQ<3>(2) +DEAL:3d::Norm of difference: 5.32e-16 +DEAL:3d:: +DEAL:3d::Testing FE_DGQ<3>(2) +DEAL:3d::Norm of difference: 3.68e-15 +DEAL:3d:: +DEAL:3d::Testing orientation case 6 +DEAL:3d::Testing FE_DGQ<3>(2) +DEAL:3d::Norm of difference: 5.32e-16 +DEAL:3d:: +DEAL:3d::Testing FE_DGQ<3>(2) +DEAL:3d::Norm of difference: 3.68e-15 +DEAL:3d:: +DEAL:3d::Testing orientation case 7 +DEAL:3d::Testing FE_DGQ<3>(2) +DEAL:3d::Norm of difference: 5.32e-16 +DEAL:3d:: +DEAL:3d::Testing FE_DGQ<3>(2) +DEAL:3d::Norm of difference: 3.68e-15 +DEAL:3d::