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<div id="version" align=right><b>petsc-3.7.5 2017-01-01</b></div>
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<A NAME="DMDAGetNeighbors"><H1>DMDAGetNeighbors</H1></A>
Gets an array containing the MPI rank of all the current processes neighbors.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscdmda.h"
PetscErrorCode DMDAGetNeighbors(DM da,const PetscMPIInt *ranks[])
</PRE>
Not Collective
<P>
<H3><FONT COLOR="#CC3333">Input Parameter</FONT></H3>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>da </B></TD><TD>- the <A HREF="../DM/DMDA.html#DMDA">DMDA</A> object
</TD></TR>
<P>
<H3><FONT COLOR="#CC3333">Output Parameters</FONT></H3>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>ranks </B></TD><TD>- the neighbors ranks, stored with the x index increasing most rapidly.
this process itself is in the list
</TD></TR>
<P>
Notes: In 2d the array is of length 9, in 3d of length 27
Not supported in 1d
Do not free the array, it is freed when the <A HREF="../DM/DMDA.html#DMDA">DMDA</A> is destroyed.
<P>
Fortran Notes: In fortran you must pass in an array of the appropriate length.
<P>
<P>
<P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>intermediate
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/dm/impls/da/da.c.html#DMDAGetNeighbors">src/dm/impls/da/da.c</A>
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