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//------------------------------------------------------------------------------
// GrB_Matrix_set_*: set a field in a matrix
//------------------------------------------------------------------------------
// SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2025, All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
//------------------------------------------------------------------------------
#include "get_set/GB_get_set.h"
//------------------------------------------------------------------------------
// GrB_Matrix_set_Scalar
//------------------------------------------------------------------------------
GrB_Info GrB_Matrix_set_Scalar
(
GrB_Matrix A,
GrB_Scalar scalar,
int field
)
{
//--------------------------------------------------------------------------
// check inputs
//--------------------------------------------------------------------------
GB_RETURN_IF_NULL (A) ;
GB_RETURN_IF_NULL (scalar) ;
GB_WHERE_2 (A, scalar, "GrB_Matrix_set_Scalar (A, scalar, field)") ;
ASSERT_MATRIX_OK (A, "GrB: A to set Scalar option", GB0) ;
//--------------------------------------------------------------------------
// set the field
//--------------------------------------------------------------------------
double dvalue = 0 ;
int32_t ivalue = 0 ;
switch ((int) field)
{
case GxB_HYPER_SWITCH :
case GxB_BITMAP_SWITCH :
info = GrB_Scalar_extractElement_FP64 (&dvalue, scalar) ;
break ;
default :
info = GrB_Scalar_extractElement_INT32 (&ivalue, scalar) ;
break ;
}
if (info != GrB_SUCCESS)
{
return ((info == GrB_NO_VALUE) ? GrB_EMPTY_OBJECT : info) ;
}
return (GB_matvec_set (A, false, ivalue, dvalue, field, Werk)) ;
}
//------------------------------------------------------------------------------
// GrB_Matrix_set_String
//------------------------------------------------------------------------------
GrB_Info GrB_Matrix_set_String
(
GrB_Matrix A,
char * value,
int field
)
{
//--------------------------------------------------------------------------
// check inputs
//--------------------------------------------------------------------------
GrB_Info info ;
GB_CHECK_INIT ;
GB_RETURN_IF_NULL_OR_INVALID (A) ;
GB_RETURN_IF_NULL (value) ;
ASSERT_MATRIX_OK (A, "GrB: A to set String option", GB0) ;
//--------------------------------------------------------------------------
// set the field
//--------------------------------------------------------------------------
return (GB_matvec_name_set (A, value, field)) ;
}
//------------------------------------------------------------------------------
// GrB_Matrix_set_INT32
//------------------------------------------------------------------------------
GrB_Info GrB_Matrix_set_INT32
(
GrB_Matrix A,
int32_t value,
int field
)
{
//--------------------------------------------------------------------------
// check inputs
//--------------------------------------------------------------------------
GB_RETURN_IF_NULL (A) ;
GB_WHERE1 (A, "GrB_Matrix_set_INT32 (A, value, field)") ;
ASSERT_MATRIX_OK (A, "GrB: A to set int32 option", GB0) ;
//--------------------------------------------------------------------------
// set the field
//--------------------------------------------------------------------------
return (GB_matvec_set (A, false, value, 0, field, Werk)) ;
}
//------------------------------------------------------------------------------
// GrB_Matrix_set_VOID
//------------------------------------------------------------------------------
GrB_Info GrB_Matrix_set_VOID
(
GrB_Matrix A,
void * value,
int field,
size_t size
)
{
return (GrB_INVALID_VALUE) ;
}
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