petsc-3.8.4 2018-03-24
MatDensePlaceArray
Allows one to replace the array in a dense array with an array provided by the user. This is useful to avoid copying an array into a matrix
Synopsis
#include "petscmat.h"
PetscErrorCode MatDensePlaceArray(Mat mat,const PetscScalar array[])
Not Collective
Input Parameters
| mat | - the matrix
|
| array | - the array in column major order
|
Notes
You can return to the original array with a call to MatDenseResetArray(). The user is responsible for freeing this array; it will not be
freed when the matrix is destroyed.
See Also
MatDenseGetArray(), MatDenseResetArray(), VecPlaceArray(), VecGetArray(), VecRestoreArray(), VecReplaceArray(), VecResetArray()
Level:developer
Location:src/mat/impls/dense/mpi/mpidense.c
Index of all Mat routines
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Index of all manual pages