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//------------------------------------------------------------------------------
// GB_extractTuples.h: definitions for GB_extractTuples and related methods
//------------------------------------------------------------------------------
// SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2025, All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
//------------------------------------------------------------------------------
#ifndef GB_EXTRACTTUPLES_H
#define GB_EXTRACTTUPLES_H
#include "GB.h"
GrB_Info GB_extract_vector_list // extract vector list from a matrix
(
// output:
void *J, // size nnz(A) or more
// input:
bool is_32, // if true, J is 32-bit; else 64-bit
const GrB_Matrix A,
GB_Werk Werk
) ;
GrB_Info GB_extractTuples // extract all tuples from a matrix
(
void *I_out, // array for returning row indices of tuples
bool I_is_32, // if true, I is 32-bit; else 64 bit
void *J_out, // array for returning col indices of tuples
bool J_is_32, // if true, J is 32-bit; else 64 bit
void *X, // array for returning values of tuples
uint64_t *p_nvals, // I,J,X size on input; # tuples on output
const GrB_Type xtype, // type of array X
const GrB_Matrix A, // matrix to extract tuples from
GB_Werk Werk
) ;
GrB_Info GB_extractTuples_prep
(
GrB_Vector V, // an output vector for I, J, or X
uint64_t nvals, // # of values V must hold
const GrB_Type vtype // desired type of V
) ;
#endif
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