/usr/include/trilinos/MueLu_AggregationAlgorithmBase.hpp is in libtrilinos-muelu-dev 12.4.2-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 | // @HEADER
//
// ***********************************************************************
//
// MueLu: A package for multigrid based preconditioning
// Copyright 2012 Sandia Corporation
//
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
// the U.S. Government retains certain rights in this software.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// 3. Neither the name of the Corporation nor the names of the
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Questions? Contact
// Jonathan Hu (jhu@sandia.gov)
// Andrey Prokopenko (aprokop@sandia.gov)
// Ray Tuminaro (rstumin@sandia.gov)
//
// ***********************************************************************
//
// @HEADER
#ifndef MUELU_AGGREGATIONALGORITHMBASE_HPP_
#define MUELU_AGGREGATIONALGORITHMBASE_HPP_
#include "MueLu_ConfigDefs.hpp"
#include "MueLu_BaseClass.hpp"
#include "MueLu_Aggregates_fwd.hpp"
#include "MueLu_Aggregates.hpp"
#include "MueLu_GraphBase.hpp"
namespace MueLu {
// In the algorithm, aggStat[] = READY/NOTSEL/SELECTED indicates whether a node has been aggregated
enum NodeState {
READY = 1, // indicates that a node is available to be
// selected as a root node of an aggregate
NOTSEL = 2, // indicates that a node has been rejected as a root node.
// This could perhaps be because if this node had been
// selected a small aggregate would have resulted
// This is Phase 1 specific
AGGREGATED = 3, // indicates that a node has been assigned
// to an aggregate
ONEPT = 4, // indicates that a node shall be preserved over
// all multigrid levels as 1 point aggregate
IGNORED = 5, // indicates that the node is removed from consideration,
// and is not aggregated
BOUNDARY = 6 // node is a Dirichlet node
// During aggregation, it is transformed either to AGGREGATED
// or to IGNORED
};
class Aggregate {
public:
int index; // local aggregate id
std::vector<int> list; // list of node ids in aggregate
};
/*!
@class AggregationAlgorithmBase
@brief Pure virtual base class for all MueLu aggregation algorithms
@ingroup MueLuBaseClasses
*/
template <class LocalOrdinal = int,
class GlobalOrdinal = LocalOrdinal,
class Node = KokkosClassic::DefaultNode::DefaultNodeType>
class AggregationAlgorithmBase : public BaseClass {
#undef MUELU_AGGREGATIONALGORITHMBASE_SHORT
#include "MueLu_UseShortNamesOrdinal.hpp"
public:
//! @name Constructors/Destructors
//@{
//! Destructor.
virtual ~AggregationAlgorithmBase() {}
//@}
//! @name Build routines
//@{
//! BuildAggregates routine.
virtual void BuildAggregates(const Teuchos::ParameterList& params, const GraphBase& graph, Aggregates& aggregates, std::vector<unsigned>& aggStat, LO& numNonAggregatedNodes) const = 0;
//@}
};
} // namespace MueLu
#define MUELU_AGGREGATIONALGORITHMBASE_SHORT
#endif /* MUELU_AGGREGATIONALGORITHMBASE_HPP_ */
|