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//------------------------------------------------------------------------------
// GrB_Matrix_eWiseMult: matrix element-wise operations, using set intersection
//------------------------------------------------------------------------------
// SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2022, All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
//------------------------------------------------------------------------------
// C<M> = accum (C,A.*B) and variations.
#include "GB_ewise.h"
#include "GB_get_mask.h"
#define GB_EWISE(op) \
/* check inputs */ \
GB_RETURN_IF_NULL_OR_FAULTY (C) ; \
GB_RETURN_IF_NULL_OR_FAULTY (A) ; \
GB_RETURN_IF_NULL_OR_FAULTY (B) ; \
GB_RETURN_IF_FAULTY (M_in) ; \
/* get the descriptor */ \
GB_GET_DESCRIPTOR (info, desc, C_replace, Mask_comp, Mask_struct, \
A_tran, B_tran, xx, xx7) ; \
/* get the mask */ \
GrB_Matrix M = GB_get_mask (M_in, &Mask_comp, &Mask_struct) ; \
/* C<M> = accum (C,T) where T = A.*B, A'.*B, A.*B', or A'.*B' */ \
info = GB_ewise ( \
C, C_replace, /* C and its descriptor */ \
M, Mask_comp, Mask_struct, /* mask and its descriptor */ \
accum, /* accumulate operator */ \
op, /* operator that defines '.*' */ \
A, A_tran, /* A matrix and its descriptor */ \
B, B_tran, /* B matrix and its descriptor */ \
false, /* eWiseMult */ \
false, NULL, NULL, /* not eWiseUnion */ \
Context) ;
//------------------------------------------------------------------------------
// GrB_Matrix_eWiseMult_BinaryOp: matrix element-wise multiplication
//------------------------------------------------------------------------------
GrB_Info GrB_Matrix_eWiseMult_BinaryOp // C<M> = accum (C, A.*B)
(
GrB_Matrix C, // input/output matrix for results
const GrB_Matrix M_in, // optional mask for C, unused if NULL
const GrB_BinaryOp accum, // optional accum for Z=accum(C,T)
const GrB_BinaryOp mult, // defines '.*' for T=A.*B
const GrB_Matrix A, // first input: matrix A
const GrB_Matrix B, // second input: matrix B
const GrB_Descriptor desc // descriptor for C, M, A, and B
)
{
//--------------------------------------------------------------------------
// check inputs
//--------------------------------------------------------------------------
GB_WHERE (C, "GrB_Matrix_eWiseMult_BinaryOp "
"(C, M, accum, mult, A, B, desc)") ;
GB_BURBLE_START ("GrB_eWiseMult") ;
GB_RETURN_IF_NULL_OR_FAULTY (mult) ;
//--------------------------------------------------------------------------
// apply the eWise kernel (using set intersection)
//--------------------------------------------------------------------------
GB_EWISE (mult) ;
GB_BURBLE_END ;
return (info) ;
}
//------------------------------------------------------------------------------
// GrB_Matrix_eWiseMult_Monoid: matrix element-wise multiplication
//------------------------------------------------------------------------------
// C<M> = accum (C,A.*B) and variations.
GrB_Info GrB_Matrix_eWiseMult_Monoid // C<M> = accum (C, A.*B)
(
GrB_Matrix C, // input/output matrix for results
const GrB_Matrix M_in, // optional mask for C, unused if NULL
const GrB_BinaryOp accum, // optional accum for Z=accum(C,T)
const GrB_Monoid monoid, // defines '.*' for T=A.*B
const GrB_Matrix A, // first input: matrix A
const GrB_Matrix B, // second input: matrix B
const GrB_Descriptor desc // descriptor for C, M, A, and B
)
{
//--------------------------------------------------------------------------
// check inputs
//--------------------------------------------------------------------------
GB_WHERE (C, "GrB_Matrix_eWiseMult_Monoid "
"(C, M, accum, monoid, A, B, desc)") ;
GB_BURBLE_START ("GrB_eWiseMult") ;
GB_RETURN_IF_NULL_OR_FAULTY (monoid) ;
//--------------------------------------------------------------------------
// eWise multiply using the monoid operator
//--------------------------------------------------------------------------
GB_EWISE (monoid->op) ;
GB_BURBLE_END ;
return (info) ;
}
//------------------------------------------------------------------------------
// GrB_Matrix_eWiseMult_Semiring: matrix element-wise multiplication
//------------------------------------------------------------------------------
// C<M> = accum (C,A.*B) and variations.
GrB_Info GrB_Matrix_eWiseMult_Semiring // C<M> = accum (C, A.*B)
(
GrB_Matrix C, // input/output matrix for results
const GrB_Matrix M_in, // optional mask for C, unused if NULL
const GrB_BinaryOp accum, // optional accum for Z=accum(C,T)
const GrB_Semiring semiring, // defines '.*' for T=A.*B
const GrB_Matrix A, // first input: matrix A
const GrB_Matrix B, // second input: matrix B
const GrB_Descriptor desc // descriptor for C, M, A, and B
)
{
//--------------------------------------------------------------------------
// check inputs
//--------------------------------------------------------------------------
GB_WHERE (C, "GrB_Matrix_eWiseMult_Semiring "
"(C, M, accum, semiring, A, B, desc)") ;
GB_BURBLE_START ("GrB_eWiseMult") ;
GB_RETURN_IF_NULL_OR_FAULTY (semiring) ;
//--------------------------------------------------------------------------
// eWise multiply using the semiring multiply operator
//--------------------------------------------------------------------------
GB_EWISE (semiring->multiply) ;
GB_BURBLE_END ;
return (info) ;
}
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