cusparse_matrix_operations.hpp

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/*
  Copyright 2022-2023 SINTEF AS
 
  This file is part of the Open Porous Media project (OPM).
 
  OPM is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.
 
  OPM is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.
 
  You should have received a copy of the GNU General Public License
  along with OPM.  If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef OPM_CUISTL_CUSPARSE_MATRIX_OPERATIONS_HPP
#define OPM_CUISTL_CUSPARSE_MATRIX_OPERATIONS_HPP
#include <cstddef>
#include <vector>
namespace Opm::cuistl::detail
{
 
template <class T, int blocksize>
void invertDiagonalAndFlatten(T* mat, int* rowIndices, int* colIndices, size_t numberOfRows, T* vec);
 
template <class T, int blocksize>
void computeLowerSolveLevelSet(T* reorderedMat,
                               int* rowIndices,
                               int* colIndices,
                               int* indexConversion,
                               int startIdx,
                               int rowsInLevelSet,
                               const T* dInv,
                               const T* d,
                               T* v);
 
template <class T, int blocksize>
void computeUpperSolveLevelSet(T* reorderedMat,
                               int* rowIndices,
                               int* colIndices,
                               int* indexConversion,
                               int startIdx,
                               int rowsInLevelSet,
                               const T* dInv,
                               T* v);
 
template <class T, int blocksize>
void computeDiluDiagonal(T* reorderedMat,
                         int* rowIndices,
                         int* colIndices,
                         int* reorderedToNatural,
                         int* naturalToReordered,
                         int startIdx,
                         int rowsInLevelSet,
                         T* dInv);
 
template <class T, int blocksize>
void copyMatDataToReordered(
    T* srcMatrix, int* srcRowIndices, T* dstMatrix, int* dstRowIndices, int* naturalToReordered, size_t numberOfRows);
} // namespace Opm::cuistl::detail
#endif