petsc-master 2020-08-06
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DMShellSetMatrix

sets a template matrix associated with the DMShell

Synopsis

#include "petscdmshell.h"  
PetscErrorCode DMShellSetMatrix(DM dm,Mat J)
Collective

Input Arguments

dm - shell DM
J - template matrix

Developer Notes

To avoid circular references, if J is already associated to the same DM, then MatDuplicate(SHARE_NONZERO_PATTERN) is called, followed by removing the DM reference from the private template.

See Also

DMCreateMatrix(), DMShellSetCreateMatrix(), DMShellSetContext(), DMShellGetContext()

Level

advanced

Location

src/dm/impls/shell/dmshell.c

Examples

src/snes/tutorials/ex73f90t.F90.html

Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages