MueLu
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Algorithm for coarsening a graph with uncoupled aggregation. More...
#include <MueLu_LocalAggregationAlgorithm_decl.hpp>
Private Types | |
typedef GO | global_size_t |
typedef LO | my_size_t |
Constructors/Destructors. | |
LocalAggregationAlgorithm () | |
Constructor. More... | |
virtual | ~LocalAggregationAlgorithm () |
Destructor. More... | |
Set/get methods. | |
void | SetOrdering (const std::string &ordering) |
void | SetMinNodesPerAggregate (int minNodesPerAggregate) |
void | SetMaxNeighAlreadySelected (int maxNeighAlreadySelected) |
const std::string & | GetOrdering () const |
int | GetMinNodesPerAggregate () const |
int | GetMaxNeighAlreadySelected () const |
Aggregation methods. | |
std::string | ordering_ |
Aggregation options (TODO: Teuchos::ParameterList?) More... | |
int | minNodesPerAggregate_ |
int | maxNeighAlreadySelected_ |
void | CoarsenUncoupled (GraphBase const &graph, Aggregates &aggregates) const |
Local aggregation. More... | |
Utilities | |
void | RandomReorder (Teuchos::ArrayRCP< LO > list) const |
Utility to take a list of integers and reorder them randomly (by using a local permutation). More... | |
int | RandomOrdinal (int min, int max) const |
Generate a random number in the range [min, max]. More... | |
Additional Inherited Members | |
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virtual | ~BaseClass () |
Destructor. More... | |
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VerbLevel | GetVerbLevel () const |
Get the verbosity level. More... | |
void | SetVerbLevel (const VerbLevel verbLevel) |
Set the verbosity level of this object. More... | |
int | GetProcRankVerbose () const |
Get proc rank used for printing. Do not use this information for any other purpose. More... | |
int | SetProcRankVerbose (int procRank) const |
Set proc rank used for printing. More... | |
bool | IsPrint (MsgType type, int thisProcRankOnly=-1) const |
Find out whether we need to print out information for a specific message type. More... | |
Teuchos::FancyOStream & | GetOStream (MsgType type, int thisProcRankOnly=0) const |
Get an output stream for outputting the input message type. More... | |
Teuchos::FancyOStream & | GetBlackHole () const |
VerboseObject () | |
virtual | ~VerboseObject () |
Destructor. More... | |
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virtual | ~Describable () |
Destructor. More... | |
virtual std::string | ShortClassName () const |
Return the class name of the object, without template parameters and without namespace. More... | |
virtual void | describe (Teuchos::FancyOStream &out_arg, const VerbLevel verbLevel=Default) const |
virtual std::string | description () const |
Return a simple one-line description of this object. More... | |
void | describe (Teuchos::FancyOStream &out, const Teuchos::EVerbosityLevel verbLevel=Teuchos::Describable::verbLevel_default) const |
Print the object with some verbosity level to an FancyOStream object. More... | |
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static void | SetMueLuOStream (const Teuchos::RCP< Teuchos::FancyOStream > &mueluOStream) |
static void | SetMueLuOFileStream (const std::string &filename) |
static Teuchos::RCP< Teuchos::FancyOStream > | GetMueLuOStream () |
static void | SetDefaultVerbLevel (const VerbLevel defaultVerbLevel) |
Set the default (global) verbosity level. More... | |
static VerbLevel | GetDefaultVerbLevel () |
Get the default (global) verbosity level. More... | |
Algorithm for coarsening a graph with uncoupled aggregation.
This method has two phases. The first is a local clustering algorithm. The second creates aggregates that can include unknowns from more than one process.
Definition at line 98 of file MueLu_LocalAggregationAlgorithm_decl.hpp.
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Definition at line 102 of file MueLu_LocalAggregationAlgorithm_decl.hpp.
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Definition at line 103 of file MueLu_LocalAggregationAlgorithm_decl.hpp.
MueLu::LocalAggregationAlgorithm< LocalOrdinal, GlobalOrdinal, Node >::LocalAggregationAlgorithm | ( | ) |
Constructor.
Definition at line 66 of file MueLu_LocalAggregationAlgorithm_def.hpp.
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Destructor.
Definition at line 113 of file MueLu_LocalAggregationAlgorithm_decl.hpp.
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Definition at line 120 of file MueLu_LocalAggregationAlgorithm_decl.hpp.
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Definition at line 121 of file MueLu_LocalAggregationAlgorithm_decl.hpp.
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Definition at line 122 of file MueLu_LocalAggregationAlgorithm_decl.hpp.
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Definition at line 124 of file MueLu_LocalAggregationAlgorithm_decl.hpp.
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Definition at line 125 of file MueLu_LocalAggregationAlgorithm_decl.hpp.
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Definition at line 126 of file MueLu_LocalAggregationAlgorithm_decl.hpp.
void MueLu::LocalAggregationAlgorithm< LocalOrdinal, GlobalOrdinal, Node >::CoarsenUncoupled | ( | GraphBase const & | graph, |
Aggregates & | aggregates | ||
) | const |
Local aggregation.
Definition at line 71 of file MueLu_LocalAggregationAlgorithm_def.hpp.
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Utility to take a list of integers and reorder them randomly (by using a local permutation).
list | On input, a bunch of integers. On output, the same integers in a different order that is determined randomly. |
Definition at line 335 of file MueLu_LocalAggregationAlgorithm_def.hpp.
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Generate a random number in the range [min, max].
Definition at line 344 of file MueLu_LocalAggregationAlgorithm_def.hpp.
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Aggregation options (TODO: Teuchos::ParameterList?)
natural, random, graph
Definition at line 138 of file MueLu_LocalAggregationAlgorithm_decl.hpp.
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aggregate size control
Definition at line 139 of file MueLu_LocalAggregationAlgorithm_decl.hpp.
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complexity control
Definition at line 140 of file MueLu_LocalAggregationAlgorithm_decl.hpp.