amg_mkb/amg/AMGMatrixUtilityFunctions.hpp File Reference

#include <petscksp.h>
#include "AMGRows.hpp"
#include "RowData.hpp"
#include "RowDataCollector.hpp"
#include "AMGMatrixUtilityFunctions.hpp"
#include <stdexcept>

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Classes
struct	filtered_row
Functions
bool	isInCSet (PetscInt row_index, RowData *rowData, PetscInt first_row_in_range, PetscInt range_end, struct influenced_info *influenced_info_array)
PetscInt	getColumnIndex (PetscInt row_index, RowData *rowData, PetscInt first_row_in_range, PetscInt range_end, struct influenced_info *influenced_info_array)
void	increase_nonzero_number (int column_number_in_coarse, int row_number, int from_coarse_to_fine_ownership_column_begin, int from_coarse_to_fine_ownership_column_end, int *nondiagonal_nonzero_numbers, int *diagonal_nonzero_numbers)
bool	isStrongDependenceWithinRange (PetscScalar value, PetscScalar row_min, PetscInt row_index, PetscInt column_index, PetscInt first_row_in_range, PetscInt range_end, double strength_threshold)
bool	isStrongDependence (PetscScalar value, PetscScalar row_min, PetscInt row_index, PetscInt column_index, double strength_threshold)
bool	isInFSetOutOfRange (PetscInt row_index, RowData *rowData, PetscInt first_row_in_range, PetscInt range_end, struct influenced_info *influenced_info_array)
PetscScalar	getMin (const PetscScalar *values, PetscInt size, PetscInt row_index, const PetscInt *columns, int first_row_in_range, int range_end)
bool	isGeneralStrongDependenceWithinRange (PetscScalar value, PetscScalar row_min, PetscInt row_index, PetscInt column_index, PetscInt first_row_in_range, PetscInt range_end, double strength_threshold)
bool	isGeneralStrongDependence (PetscScalar value, PetscScalar row_min, PetscInt row_index, PetscInt column_index, double strength_threshold)
PetscScalar	getExtremalValue (const PetscScalar *values, PetscInt size, PetscInt row_index, const PetscInt *columns, int first_row_in_range, int range_end)
void	getFilteredRow (Mat mat, int row_number, filtered_row *row)
void	restoreFilteredRow (Mat mat, int row_number, filtered_row *row)
Variables
int	max_unfiltered_row_size
double	value_filter_threshold

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Function Documentation

PetscInt getColumnIndex	(	PetscInt	row_index,
		RowData *	rowData,
		PetscInt	first_row_in_range,
		PetscInt	range_end,
		struct influenced_info *	influenced_info_array
	)

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PetscScalar getExtremalValue	(	const PetscScalar *	values,
		PetscInt	size,
		PetscInt	row_index,
		const PetscInt *	columns,
		int	first_row_in_range,
		int	range_end
	)

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void getFilteredRow	(	Mat	mat,
		int	row_number,
		filtered_row *	row
	)

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PetscScalar getMin	(	const PetscScalar *	values,
		PetscInt	size,
		PetscInt	row_index,
		const PetscInt *	columns,
		int	first_row_in_range,
		int	range_end
	)

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void increase_nonzero_number	(	int	column_number_in_coarse,
		int	row_number,
		int	from_coarse_to_fine_ownership_column_begin,
		int	from_coarse_to_fine_ownership_column_end,
		int *	nondiagonal_nonzero_numbers,
		int *	diagonal_nonzero_numbers
	)

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bool isGeneralStrongDependence	(	PetscScalar	value,
		PetscScalar	row_min,
		PetscInt	row_index,
		PetscInt	column_index,
		double	strength_threshold
	)

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bool isGeneralStrongDependenceWithinRange	(	PetscScalar	value,
		PetscScalar	row_min,
		PetscInt	row_index,
		PetscInt	column_index,
		PetscInt	first_row_in_range,
		PetscInt	range_end,
		double	strength_threshold
	)

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bool isInCSet	(	PetscInt	row_index,
		RowData *	rowData,
		PetscInt	first_row_in_range,
		PetscInt	range_end,
		struct influenced_info *	influenced_info_array
	)

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bool isInFSetOutOfRange	(	PetscInt	row_index,
		RowData *	rowData,
		PetscInt	first_row_in_range,
		PetscInt	range_end,
		struct influenced_info *	influenced_info_array
	)

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bool isStrongDependence	(	PetscScalar	value,
		PetscScalar	row_min,
		PetscInt	row_index,
		PetscInt	column_index,
		double	strength_threshold
	)

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bool isStrongDependenceWithinRange	(	PetscScalar	value,
		PetscScalar	row_min,
		PetscInt	row_index,
		PetscInt	column_index,
		PetscInt	first_row_in_range,
		PetscInt	range_end,
		double	strength_threshold
	)

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void restoreFilteredRow	(	Mat	mat,
		int	row_number,
		filtered_row *	row
	)

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Variable Documentation

int max_unfiltered_row_size

double value_filter_threshold