wehub-resource-sync
54 lines
1.3 KiB
C++
54 lines
1.3 KiB
C++
/**
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* Copyright (c) 2022 by Contributors
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* @file sparse/elementwise_op.h
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* @brief DGL C++ sparse elementwise operators.
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*/
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#ifndef SPARSE_ELEMENTWISE_OP_H_
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#define SPARSE_ELEMENTWISE_OP_H_
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#include <sparse/sparse_matrix.h>
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namespace dgl {
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namespace sparse {
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/**
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* @brief Adds two sparse matrices possibly with different sparsities.
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*
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* @param lhs_mat SparseMatrix
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* @param rhs_mat SparseMatrix
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*
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* @return SparseMatrix
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*/
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c10::intrusive_ptr<SparseMatrix> SpSpAdd(
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const c10::intrusive_ptr<SparseMatrix>& lhs_mat,
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const c10::intrusive_ptr<SparseMatrix>& rhs_mat);
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/**
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* @brief Multiplies two sparse matrices possibly with different sparsities.
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*
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* @param lhs_mat SparseMatrix
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* @param rhs_mat SparseMatrix
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*
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* @return SparseMatrix
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*/
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c10::intrusive_ptr<SparseMatrix> SpSpMul(
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const c10::intrusive_ptr<SparseMatrix>& lhs_mat,
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const c10::intrusive_ptr<SparseMatrix>& rhs_mat);
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/**
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* @brief Divides two sparse matrices with the same sparsity.
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*
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* @param lhs_mat SparseMatrix
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* @param rhs_mat SparseMatrix
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*
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* @return SparseMatrix
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*/
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c10::intrusive_ptr<SparseMatrix> SpSpDiv(
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const c10::intrusive_ptr<SparseMatrix>& lhs_mat,
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const c10::intrusive_ptr<SparseMatrix>& rhs_mat);
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} // namespace sparse
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} // namespace dgl
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#endif // SPARSE_ELEMENTWISE_OP_H_
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