sfc_partitioner.h
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1 // The libMesh Finite Element Library.
2 // Copyright (C) 2002-2018 Benjamin S. Kirk, John W. Peterson, Roy H. Stogner
3 
4 // This library is free software; you can redistribute it and/or
5 // modify it under the terms of the GNU Lesser General Public
6 // License as published by the Free Software Foundation; either
7 // version 2.1 of the License, or (at your option) any later version.
8 
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 // Lesser General Public License for more details.
13 
14 // You should have received a copy of the GNU Lesser General Public
15 // License along with this library; if not, write to the Free Software
16 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 
18 
19 
20 #ifndef LIBMESH_SFC_PARTITIONER_H
21 #define LIBMESH_SFC_PARTITIONER_H
22 
23 // Local Includes
24 #include "libmesh/partitioner.h"
25 #include "libmesh/auto_ptr.h" // libmesh_make_unique
26 
27 // C++ Includes
28 #include <string>
29 
30 namespace libMesh
31 {
32 
42 {
43 public:
44 
50  _sfc_type ("Hilbert")
51  {}
52 
57  SFCPartitioner (const SFCPartitioner &) = default;
58  SFCPartitioner (SFCPartitioner &&) = default;
59  SFCPartitioner & operator= (const SFCPartitioner &) = default;
61  virtual ~SFCPartitioner() = default;
62 
66  virtual std::unique_ptr<Partitioner> clone () const override
67  {
68  return libmesh_make_unique<SFCPartitioner>(*this);
69  }
70 
75  void set_sfc_type (const std::string & sfc_type)
76  {
77  libmesh_assert ((sfc_type == "Hilbert") ||
78  (sfc_type == "Morton"));
79 
80  _sfc_type = sfc_type;
81  }
82 
86  virtual void partition_range(MeshBase & mesh,
89  const unsigned int n) override;
90 
91 protected:
92 
96  virtual void _do_partition (MeshBase & mesh,
97  const unsigned int n) override;
98 
99 
100 private:
101 
105  std::string _sfc_type;
106 };
107 
108 } // namespace libMesh
109 
110 #endif // LIBMESH_SFC_PARTITIONER_H
virtual void partition_range(MeshBase &mesh, MeshBase::element_iterator it, MeshBase::element_iterator end, const unsigned int n) override
virtual void _do_partition(MeshBase &mesh, const unsigned int n) override
SFCPartitioner & operator=(const SFCPartitioner &)=default
MeshBase & mesh
IterBase * end
Base class for Mesh.
Definition: mesh_base.h:77
Base class for all concrete Partitioner instantiations.
Definition: partitioner.h:50
virtual ~SFCPartitioner()=default
void set_sfc_type(const std::string &sfc_type)
virtual std::unique_ptr< Partitioner > clone() const override
Partitioner based on different types of space filling curves.