MatDenseReplaceArray#
Allows one to replace the array in a dense matrix with an array provided by the user. This is useful to avoid copying an array into a matrix
Synopsis#
#include "petscmat.h"
PetscErrorCode MatDenseReplaceArray(Mat mat, const PetscScalar *array)
Not Collective
Input Parameters#
mat - the matrix
array - the array in column major order
Note#
The memory passed in MUST be obtained with PetscMalloc() and CANNOT be
freed by the user. It will be freed when the matrix is destroyed.
See Also#
Matrices, Mat, MatDensePlaceArray(), MatDenseGetArray(), VecReplaceArray()
Level#
developer
Location#
Implementations#
MatDenseReplaceArray_MPIDense() in src/mat/impls/dense/mpi/mpidense.c
MatDenseReplaceArray_SeqDense() in src/mat/impls/dense/seq/dense.c
Index of all Mat routines
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Index of all manual pages