PETSc version 3.17.4
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# MatDenseGetArrayRead

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

### Synopsis

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

Not Collective

### Input Parameter

| mat | - a dense matrix

### Output Parameter

| array | - pointer to the data

### See Also

MatDenseRestoreArrayRead(), MatDenseGetArray(), MatDenseRestoreArray(), MatDenseGetArrayWrite(), MatDenseRestoreArrayWrite()

### Level

intermediate

### Location

src/mat/impls/dense/seq/dense.c

### Implementations

MatDenseGetArrayRead_MPIDense in src/mat/impls/dense/mpi/mpidense.c
MatDenseGetArrayRead_SeqDenseCUDA in src/mat/impls/dense/seq/cuda/densecuda.cu
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