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<div id="version" align=right><b>petsc-3.10.3 2018-12-18</b></div>
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<A NAME="DMDASetGetMatrix"><H1>DMDASetGetMatrix</H1></A>
Sets the routine used by the <A HREF="../DMDA/DMDA.html#DMDA">DMDA</A> to allocate a matrix.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscdmda.h"
<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../DMDA/DMDASetGetMatrix.html#DMDASetGetMatrix">DMDASetGetMatrix</A>(<A HREF="../DM/DM.html#DM">DM</A> da,<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> (*f)(<A HREF="../DM/DM.html#DM">DM</A>, <A HREF="../Mat/Mat.html#Mat">Mat</A>*))
</PRE>
Logically Collective on <A HREF="../DMDA/DMDA.html#DMDA">DMDA</A>
<P>
<H3><FONT COLOR="#CC3333">Input Parameters</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>da </B></TD><TD>- the <A HREF="../DMDA/DMDA.html#DMDA">DMDA</A> object
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>f </B></TD><TD>- the function that allocates the matrix for that specific <A HREF="../DMDA/DMDA.html#DMDA">DMDA</A>
</TD></TR></TABLE>
<P>
<P>
<H3><FONT COLOR="#CC3333">Notes</FONT></H3>
See <A HREF="../DMDA/DMDASetBlockFills.html#DMDASetBlockFills">DMDASetBlockFills</A>() that provides a simple way to provide the nonzero structure for
the diagonal and off-diagonal blocks of the matrix
<P>
Not supported from Fortran
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../DM/DMCreateMatrix.html#DMCreateMatrix">DMCreateMatrix</A>(), <A HREF="../DMDA/DMDASetBlockFills.html#DMDASetBlockFills">DMDASetBlockFills</A>()
<BR><P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>developer<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/dm/impls/da/da.c.html#DMDASetGetMatrix">src/dm/impls/da/da.c</A>
<BR><A HREF="./index.html">Index of all DMDA routines</A>
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