From: David Wells Date: Wed, 10 May 2017 17:14:44 +0000 (-0400) Subject: Add get_manifold() to 1D vertex iterators. X-Git-Tag: v9.0.0-rc1~1603^2 X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=db5ea0f52dbde75821682caf2b4892a0aac8cd8b;p=dealii.git Add get_manifold() to 1D vertex iterators. --- diff --git a/doc/news/changes/minor/20170510DavidWells b/doc/news/changes/minor/20170510DavidWells new file mode 100644 index 0000000000..522955b7a9 --- /dev/null +++ b/doc/news/changes/minor/20170510DavidWells @@ -0,0 +1,3 @@ +New: The vertex (and face) iterator for dimension 1 triangulations now implements +the get_manifold method. +
(David Wells, 2017/05/10) diff --git a/include/deal.II/grid/tria_accessor.h b/include/deal.II/grid/tria_accessor.h index 3cb868ad46..5d39d7d7e9 100644 --- a/include/deal.II/grid/tria_accessor.h +++ b/include/deal.II/grid/tria_accessor.h @@ -2109,6 +2109,11 @@ public: */ types::boundary_id boundary_id () const; + /** + * Return a constant reference to the manifold object used for this object. + */ + const Manifold<1,spacedim> &get_manifold () const; + /** * Return the manifold indicator of this object. * diff --git a/include/deal.II/grid/tria_accessor.templates.h b/include/deal.II/grid/tria_accessor.templates.h index 5e8634bfe1..3b6df0e3d5 100644 --- a/include/deal.II/grid/tria_accessor.templates.h +++ b/include/deal.II/grid/tria_accessor.templates.h @@ -2885,6 +2885,16 @@ TriaAccessor<0, 1, spacedim>::boundary_id () const +template +inline +const Manifold<1, spacedim> & +TriaAccessor<0, 1, spacedim>::get_manifold () const +{ + return this->tria->get_manifold(this->manifold_id()); +} + + + template inline types::manifold_id diff --git a/tests/grid/oned_vertex_manifold.cc b/tests/grid/oned_vertex_manifold.cc new file mode 100644 index 0000000000..5fb36a9b9c --- /dev/null +++ b/tests/grid/oned_vertex_manifold.cc @@ -0,0 +1,66 @@ +// --------------------------------------------------------------------- +// +// Copyright (C) 2017 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 at +// the top level of the deal.II distribution. +// +// --------------------------------------------------------------------- + +// Test vertex manifold ids in 1D. + +#include "../tests.h" +#include +#include +#include +#include + +int main() +{ + initlog(true); + + SphericalManifold<1> spherical_manifold; + + + constexpr types::manifold_id spherical_manifold_id = 42; + + Triangulation<1> triangulation; + GridGenerator::hyper_cube(triangulation); + triangulation.refine_global(1); + triangulation.set_manifold(spherical_manifold_id, spherical_manifold); + + triangulation.begin_active()->set_all_manifold_ids(spherical_manifold_id); + + for (const auto cell : triangulation.active_cell_iterators()) + { + deallog << "current cell manifold id: " + << cell->manifold_id() + << std::endl; + + for (unsigned int vertex_n = 0; vertex_n < GeometryInfo<1>::vertices_per_cell; + ++vertex_n) + { + deallog << "current vertex: " + << cell->vertex(vertex_n) + << std::endl; + deallog << "current vertex manifold id: " + << cell->face(vertex_n)->manifold_id() + << std::endl; + + if (cell->face(vertex_n)->manifold_id() == 42) + { + // since the reference is const, the pointer we compare it to + // must also be a to a const object + const auto &spherical_reference = spherical_manifold; + Assert(&spherical_reference == &cell->face(vertex_n)->get_manifold(), + ExcMessage("manifolds should be the same.")); + } + } + } +} diff --git a/tests/grid/oned_vertex_manifold.output b/tests/grid/oned_vertex_manifold.output new file mode 100644 index 0000000000..3392a04012 --- /dev/null +++ b/tests/grid/oned_vertex_manifold.output @@ -0,0 +1,11 @@ + +DEAL::current cell manifold id: 42 +DEAL::current vertex: 0.00000 +DEAL::current vertex manifold id: 42 +DEAL::current vertex: 0.500000 +DEAL::current vertex manifold id: 42 +DEAL::current cell manifold id: 4294967295 +DEAL::current vertex: 0.500000 +DEAL::current vertex manifold id: 42 +DEAL::current vertex: 1.00000 +DEAL::current vertex manifold id: 4294967295