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//------------------------------------------------------------------------------
// GxB_Vector_Option_set: set an option in a vector
//------------------------------------------------------------------------------
// SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2022, All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
//------------------------------------------------------------------------------
#include "GB_transpose.h"
#define GB_FREE_ALL ;
//------------------------------------------------------------------------------
// GxB_Vector_Option_set is a single va_arg-based method for any vector option,
// of any type. The following functions are alternative methods that do not
// use va_arg (useful for compilers and interfaces that do not support va_arg):
//
// GxB_Vector_Option_set_INT32 int32_t scalars
// GxB_Vector_Option_set_FP64 double scalars
//------------------------------------------------------------------------------
// GxB_Vector_Option_set_INT32: set vector options (int32_t scalars)
//------------------------------------------------------------------------------
GrB_Info GxB_Vector_Option_set_INT32 // set an option in a vector
(
GrB_Vector v, // vector to modify
GxB_Option_Field field, // option to change
int32_t value // value to change it to
)
{
//--------------------------------------------------------------------------
// check inputs
//--------------------------------------------------------------------------
GrB_Info info = GrB_SUCCESS ;
GB_WHERE (v, "GxB_Vector_Option_set_INT32 (v, field, value)") ;
GB_BURBLE_START ("GxB_set (vector option)") ;
GB_RETURN_IF_NULL_OR_FAULTY (v) ;
ASSERT_VECTOR_OK (v, "v to set option", GB0) ;
//--------------------------------------------------------------------------
// set the vector option
//--------------------------------------------------------------------------
switch (field)
{
case GxB_SPARSITY_CONTROL :
v->sparsity_control = GB_sparsity_control (value, (int64_t) (-1)) ;
break ;
default :
return (GrB_INVALID_VALUE) ;
}
//--------------------------------------------------------------------------
// conform the vector to its new desired sparsity structure
//--------------------------------------------------------------------------
GB_OK (GB_conform ((GrB_Matrix) v, Context)) ;
GB_BURBLE_END ;
ASSERT_VECTOR_OK (v, "v set", GB0) ;
return (info) ;
}
//------------------------------------------------------------------------------
// GxB_Vector_Option_set_FP64: set vector options (double scalars)
//------------------------------------------------------------------------------
GrB_Info GxB_Vector_Option_set_FP64 // set an option in a vector
(
GrB_Vector v, // vector to modify
GxB_Option_Field field, // option to change
double value // value to change it to
)
{
//--------------------------------------------------------------------------
// check inputs
//--------------------------------------------------------------------------
GrB_Info info = GrB_SUCCESS ;
GB_WHERE (v, "GxB_Vector_Option_set_FP64 (v, field, value)") ;
GB_BURBLE_START ("GxB_set (vector option)") ;
GB_RETURN_IF_NULL_OR_FAULTY (v) ;
ASSERT_VECTOR_OK (v, "v to set option", GB0) ;
//--------------------------------------------------------------------------
// set the vector option
//--------------------------------------------------------------------------
switch (field)
{
case GxB_BITMAP_SWITCH :
v->bitmap_switch = (float) value ;
break ;
default :
return (GrB_INVALID_VALUE) ;
}
//--------------------------------------------------------------------------
// conform the vector to its new desired sparsity structure
//--------------------------------------------------------------------------
GB_OK (GB_conform ((GrB_Matrix) v, Context)) ;
GB_BURBLE_END ;
ASSERT_VECTOR_OK (v, "v set", GB0) ;
return (info) ;
}
//------------------------------------------------------------------------------
// GxB_Vector_Option_set: based on va_arg
//------------------------------------------------------------------------------
GrB_Info GxB_Vector_Option_set // set an option in a vector
(
GrB_Vector v, // vector to modify
GxB_Option_Field field, // option to change
... // value to change it to
)
{
//--------------------------------------------------------------------------
// check inputs
//--------------------------------------------------------------------------
GrB_Info info = GrB_SUCCESS ;
GB_WHERE (v, "GxB_Vector_Option_set (v, field, value)") ;
GB_BURBLE_START ("GxB_set (vector option)") ;
GB_RETURN_IF_NULL_OR_FAULTY (v) ;
ASSERT_VECTOR_OK (v, "v to set option", GB0) ;
//--------------------------------------------------------------------------
// set the vector option
//--------------------------------------------------------------------------
va_list ap ;
switch (field)
{
case GxB_BITMAP_SWITCH :
{
va_start (ap, field) ;
double bitmap_switch = va_arg (ap, double) ;
va_end (ap) ;
v->bitmap_switch = (float) bitmap_switch ;
}
break ;
case GxB_SPARSITY_CONTROL :
{
va_start (ap, field) ;
int sparsity_control = va_arg (ap, int) ;
va_end (ap) ;
v->sparsity_control =
GB_sparsity_control (sparsity_control, (int64_t) (-1)) ;
}
break ;
default :
return (GrB_INVALID_VALUE) ;
}
//--------------------------------------------------------------------------
// conform the vector to its new desired sparsity structure
//--------------------------------------------------------------------------
GB_OK (GB_conform ((GrB_Matrix) v, Context)) ;
GB_BURBLE_END ;
ASSERT_VECTOR_OK (v, "v set", GB0) ;
return (info) ;
}
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