Dumux::ScotchBackend< IndexType > Class Template Reference

A reordering backend using the scotch library. More...

#include <dumux/linear/scotchbackend.hh>

Description

template<class IndexType>
class Dumux::ScotchBackend< IndexType >

A reordering backend using the scotch library.

Note

You need to have PTSCOTCH installed to use this feature

Public Types
using	Graph = std::vector<std::vector<IndexType>>
	the graph type

Static Public Member Functions
static std::vector< int >	computeGPSReordering (const Graph &graph, std::size_t numPasses=5)
static std::vector< int >	computeReordering (const Graph &graph, std::string scotchStrategy="")
	Compute graph re-ordering.
static void	computeReordering (const Graph &graph, std::vector< int > &permutation, std::vector< int > &inversePermutation, std::string scotchStrategy="")
	Compute graph re-ordering.

Member Typedef Documentation

Graph

template<class IndexType>

using Dumux::ScotchBackend< IndexType >::Graph = std::vector<std::vector<IndexType>>

the graph type

Member Function Documentation

computeGPSReordering()

template<class IndexType>

std::vector< int > Dumux::ScotchBackend< IndexType >::computeGPSReordering ( const Graph & graph, std::size_t numPasses = 5 )

inlinestatic

Compute reordering (map[old] -> new) using Gibbs-Poole-Stockmeyer (GPS) re-ordering

computeReordering() [1/2]

template<class IndexType>

std::vector< int > Dumux::ScotchBackend< IndexType >::computeReordering ( const Graph & graph, std::string scotchStrategy = "" )

inlinestatic

Compute graph re-ordering.

computeReordering() [2/2]

template<class IndexType>

void Dumux::ScotchBackend< IndexType >::computeReordering ( const Graph & graph, std::vector< int > & permutation, std::vector< int > & inversePermutation, std::string scotchStrategy = "" )

inlinestatic

Compute graph re-ordering.

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The documentation for this class was generated from the following file:

• scotchbackend.hh