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//------------------------------------------------------------------------------
// GrB_Vector_eWiseAdd: vector element-wise operations, set union
//------------------------------------------------------------------------------
// SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2025, All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
//------------------------------------------------------------------------------
// w<M> = accum (w,u+v)
#include "ewise/GB_ewise.h"
#include "mask/GB_get_mask.h"
//------------------------------------------------------------------------------
// GrB_Vector_eWiseAdd_BinaryOp: vector addition
//------------------------------------------------------------------------------
GrB_Info GrB_Vector_eWiseAdd_BinaryOp // w<M> = accum (w, u+v)
(
GrB_Vector w, // input/output vector for results
const GrB_Vector Mask, // optional mask for w, unused if NULL
const GrB_BinaryOp accum, // optional accum for z=accum(w,t)
const GrB_BinaryOp op, // defines '+' for t=u+v
const GrB_Vector u, // first input: vector u
const GrB_Vector v, // second input: vector v
const GrB_Descriptor desc // descriptor for w and M
)
{
//--------------------------------------------------------------------------
// check inputs
//--------------------------------------------------------------------------
GB_RETURN_IF_NULL_OR_FAULTY (op) ;
GB_RETURN_IF_NULL (w) ;
GB_RETURN_IF_NULL (u) ;
GB_RETURN_IF_NULL (v) ;
GB_RETURN_IF_OUTPUT_IS_READONLY (w) ;
GB_WHERE4 (w, Mask, u, v, "GrB_Vector_eWiseAdd (w, M, accum, op, u, v, "
"desc)") ;
GB_BURBLE_START ("GrB_Vector_eWiseAdd") ;
ASSERT (GB_VECTOR_OK (w)) ;
ASSERT (GB_VECTOR_OK (u)) ;
ASSERT (GB_VECTOR_OK (v)) ;
ASSERT (Mask == NULL || GB_VECTOR_OK (Mask)) ;
// get the descriptor
GB_GET_DESCRIPTOR (info, desc, C_replace, Mask_comp, Mask_struct,
xx1, xx2, xx3, xx7) ;
// get the mask
GrB_Matrix M = GB_get_mask ((GrB_Matrix) Mask, &Mask_comp, &Mask_struct) ;
//--------------------------------------------------------------------------
// w<M> = accum (w,t) where t = u+v, u'+v, u+v', or u'+v'
//--------------------------------------------------------------------------
info = GB_ewise (
(GrB_Matrix) w, C_replace, // w and its descriptor
M, Mask_comp, Mask_struct, // mask and its descriptor
accum, // accumulate operator
op, // operator that defines '+'
(GrB_Matrix) u, false, // u, never transposed
(GrB_Matrix) v, false, // v, never transposed
true, // eWiseAdd
false, NULL, NULL, // not eWiseUnion
Werk) ;
GB_BURBLE_END ;
return (info) ;
}
//------------------------------------------------------------------------------
// GrB_Vector_eWiseAdd_Monoid: vector addition
//------------------------------------------------------------------------------
GrB_Info GrB_Vector_eWiseAdd_Monoid // w<M> = accum (w, u+v)
(
GrB_Vector w, // input/output vector for results
const GrB_Vector M, // optional mask for w, unused if NULL
const GrB_BinaryOp accum, // optional accum for z=accum(w,t)
const GrB_Monoid monoid, // defines '+' for t=u+v
const GrB_Vector u, // first input: vector u
const GrB_Vector v, // second input: vector v
const GrB_Descriptor desc // descriptor for w and M
)
{
GB_RETURN_IF_NULL_OR_FAULTY (monoid) ;
GrB_BinaryOp op = monoid->op ;
return (GrB_Vector_eWiseAdd_BinaryOp (w, M, accum, op, u, v, desc)) ;
}
//------------------------------------------------------------------------------
// GrB_Vector_eWiseAdd_Semiring: vector addition
//------------------------------------------------------------------------------
GrB_Info GrB_Vector_eWiseAdd_Semiring // w<M> = accum (w, u+v)
(
GrB_Vector w, // input/output vector for results
const GrB_Vector M, // optional mask for w, unused if NULL
const GrB_BinaryOp accum, // optional accum for z=accum(w,t)
const GrB_Semiring semiring, // defines '+' for t=u+v
const GrB_Vector u, // first input: vector u
const GrB_Vector v, // second input: vector v
const GrB_Descriptor desc // descriptor for w and M
)
{
GB_RETURN_IF_NULL_OR_FAULTY (semiring) ;
GrB_BinaryOp op = semiring->add->op ;
return (GrB_Vector_eWiseAdd_BinaryOp (w, M, accum, op, u, v, desc)) ;
}
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