petsc-3.14.6 2021-03-30
DMDASetGetMatrix
Sets the routine used by the DMDA to allocate a matrix.
Synopsis
#include "petscdmda.h"
PetscErrorCode DMDASetGetMatrix(DM da,PetscErrorCode (*f)(DM, Mat*))
Logically Collective on da
Input Parameters
| da | - the DMDA object
|
| f | - the function that allocates the matrix for that specific DMDA
|
Notes
See DMDASetBlockFills() that provides a simple way to provide the nonzero structure for
the diagonal and off-diagonal blocks of the matrix
Not supported from Fortran
See Also
DMCreateMatrix(), DMDASetBlockFills()
Level
developer
Location
src/dm/impls/da/da.c
Index of all DMDA routines
Table of Contents for all manual pages
Index of all manual pages