Nektar++
MeshPartitionPtScotch.h
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1///////////////////////////////////////////////////////////////////////////////
2//
3// File: MeshPartitionPtScotch.h
4//
5// For more information, please see: http://www.nektar.info
6//
7// The MIT License
8//
9// Copyright (c) 2006 Division of Applied Mathematics, Brown University (USA),
10// Department of Aeronautics, Imperial College London (UK), and Scientific
11// Computing and Imaging Institute, University of Utah (USA).
12//
13// Permission is hereby granted, free of charge, to any person obtaining a
14// copy of this software and associated documentation files (the "Software"),
15// to deal in the Software without restriction, including without limitation
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17// and/or sell copies of the Software, and to permit persons to whom the
18// Software is furnished to do so, subject to the following conditions:
19//
20// The above copyright notice and this permission notice shall be included
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22//
23// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
24// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
25// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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29// DEALINGS IN THE SOFTWARE.
30//
31// Description: PtScotch partitioner interface
32//
33///////////////////////////////////////////////////////////////////////////////
34#ifndef NEKTAR_SPATIALDOMAINS_MESHPARTITIONPTSCOTCH_H
35#define NEKTAR_SPATIALDOMAINS_MESHPARTITIONPTSCOTCH_H
36
39
41{
42
44{
45public:
46 /// Creates an instance of this class
49 LibUtilities::CommSharedPtr comm, int meshDim,
50 std::map<int, MeshEntity> element, CompositeDescriptor compMap)
51 {
53 session, comm, meshDim, element, compMap);
54 }
55
56 /// Name of class
57 static std::string className;
58 static std::string cmdSwitch;
59
61 LibUtilities::CommSharedPtr comm, int meshDim,
62 std::map<int, MeshEntity> element,
63 CompositeDescriptor compMap);
64 ~MeshPartitionPtScotch() override;
65
66protected:
67 void v_PartitionGraphImpl(int &nVerts, int &nVertConds,
73 int &nparts, int &volume,
75};
76} // namespace Nektar::SpatialDomains
77
78#endif
static std::shared_ptr< DataType > AllocateSharedPtr(const Args &...args)
Allocate a shared pointer from the memory pool.
static MeshPartitionSharedPtr create(const LibUtilities::SessionReaderSharedPtr session, LibUtilities::CommSharedPtr comm, int meshDim, std::map< int, MeshEntity > element, CompositeDescriptor compMap)
Creates an instance of this class.
void v_PartitionGraphImpl(int &nVerts, int &nVertConds, Nektar::Array< Nektar::OneD, int > &xadj, Nektar::Array< Nektar::OneD, int > &adjcy, Nektar::Array< Nektar::OneD, int > &vertWgt, Nektar::Array< Nektar::OneD, int > &vertSize, Nektar::Array< Nektar::OneD, int > &edgeWgt, int &nparts, int &volume, Nektar::Array< Nektar::OneD, int > &part) final
MeshPartitionPtScotch(const LibUtilities::SessionReaderSharedPtr session, LibUtilities::CommSharedPtr comm, int meshDim, std::map< int, MeshEntity > element, CompositeDescriptor compMap)
std::shared_ptr< SessionReader > SessionReaderSharedPtr
std::shared_ptr< Comm > CommSharedPtr
Pointer to a Communicator object.
Definition: Comm.h:55
std::map< int, std::pair< LibUtilities::ShapeType, std::vector< int > > > CompositeDescriptor
Definition: MeshGraph.h:61
std::shared_ptr< MeshPartition > MeshPartitionSharedPtr