MatSeqAIJGetArrayRead

gives read-only access to the array where the data for a MATSEQAIJ matrix is stored

Synopsis

#include "petscmat.h" 
PetscErrorCode MatSeqAIJGetArrayRead(Mat A, const PetscScalar *array[])

Not Collective

Input Parameter

• A - a MATSEQAIJ matrix

Output Parameter

• array - pointer to the data

See Also

Matrices, Mat, MatSeqAIJGetArray(), MatSeqAIJRestoreArrayRead()

Level

intermediate

Location

src/mat/impls/aij/seq/aij.c

Examples

src/mat/tests/ex123.c
src/mat/tests/ex196f90.F90
src/mat/tests/ex302k.kokkos.cxx
src/mat/tests/ex303.c

Implementations

MatSeqAIJGetArrayRead_SeqAIJKokkos() in src/mat/impls/aij/seq/kokkos/aijkok.kokkos.cxx
MatSeqAIJGetArrayRead_SeqAIJCUSPARSE() in src/mat/impls/aij/seq/seqcusparse/aijcusparse.cu
MatSeqAIJGetArrayRead_SeqAIJHIPSPARSE() in src/mat/impls/aij/seq/seqhipsparse/aijhipsparse.hip.cxx
MatSeqAIJGetArrayRead_SeqAIJViennaCL() in src/mat/impls/aij/seq/seqviennacl/aijviennacl.cxx

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