module.c File Reference

Generalized compressed sparse row (GCSR) implementation. More...

#include <oski/config.h>
#include <stdarg.h>
#include <oski/common.h>
#include <oski/matrix.h>
#include <oski/GCSR/format.h>
#include <oski/GCSR/module.h>
#include <oski/CSR/module.h>
#include <oski/xforms_internal.h>

Functions
const char *	oski_GetShortDesc (void)
	Method: Returns a short string description of the module.
const char *	oski_GetLongDesc (void)
	Method: Returns a "long" string description of the module.
void	oski_InitModule (void)
	Method: Initialize the module.
void	oski_CloseModule (void)
	Method: Shutdown the module.
static int	ExpandSymm (const oski_matCSR_t *mat, const oski_matcommon_t *props, oski_matCSR_t **p_mat_full)
static oski_index_t	CountZeroRows (oski_index_t m, const oski_index_t *ptr)
	Returns the number of rows of the CSR matrix A that are structurally zero.
static int	ConvertToCSR (oski_index_t m_orig, const oski_index_t *ptr_orig, const oski_index_t *ind_orig, const oski_value_t *val_orig, oski_index_t base, int has_unit_diag, oski_index_t *p_m, oski_index_t **p_ptr, oski_index_t **p_rind, oski_index_t **p_cind, oski_value_t **p_val)
	Returns 0 on success, or an error code on failure.
void *	oski_CreateMatReprFromCSR (const oski_matCSR_t *mat, const oski_matcommon_t *props,...)
	Method: Instantiate from an existing CSR representation.
void	oski_DestroyMatRepr (void *mat)
	Method: Destroy matrix type-specific representation.
void *	oski_CopyMatRepr (const void *mat, const oski_matcommon_t *props)
	Method: Duplicate a matrix representation.
oski_matCSR_t *	oski_ConvertMatReprToCSR (const void *mat, const oski_matcommon_t *props)
	Method: Convert to CSR format.
oski_index_t	oski_FindRowGCSR (const oski_matGCSR_t *A, oski_index_t i0)
	Returns the index in 'rind' of a given row (0-based index), or an integer less than 0 on error.
int	oski_CreateLuaMatReprFromCSR (lua_State *L)
	Matrix-type specific method to convert from a CSR matrix, with arguments passed on the Lua stack.

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Detailed Description

Generalized compressed sparse row (GCSR) implementation.

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Function Documentation

static int ConvertToCSR	(	oski_index_t	m_orig,
		const oski_index_t *	ptr_orig,
		const oski_index_t *	ind_orig,
		const oski_value_t *	val_orig,
		oski_index_t	base,
		int	has_unit_diag,
		oski_index_t *	p_m,
		oski_index_t **	p_ptr,
		oski_index_t **	p_rind,
		oski_index_t **	p_cind,
		oski_value_t **	p_val
	)		[static]

Returns 0 on success, or an error code on failure.

References CountZeroRows(), ERR_OUT_OF_MEMORY, oski_CopyMem, oski_Free, oski_MultiMalloc(), and VAL_SET_ONE.

Referenced by oski_CreateMatReprFromCSR().

static oski_index_t CountZeroRows	(	oski_index_t	m,
		const oski_index_t *	ptr
	)		[static]

Returns the number of rows of the CSR matrix A that are structurally zero.

Todo:

This routine duplicates the functionality of oski_CountZeroRowsCSR(), and could be eliminated.

Referenced by ConvertToCSR().

int oski_CreateLuaMatReprFromCSR

(

lua_State *

L

)

Matrix-type specific method to convert from a CSR matrix, with arguments passed on the Lua stack.

Matrix-type specific method to convert from a CSR matrix, with arguments passed on the Lua stack.

1. Destination matrix type ('BCSR')
2. Source matrix ('CSR')
3. Row block size ('r')
4. Column block size ('c')

Matrix-type specific method to convert from a CSR matrix, with arguments passed on the Lua stack.

1. Destination matrix type ('MBCSR')
2. Source matrix ('CSR')
3. Row block size ('r')
4. Column block size ('c')