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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML3.2 EN">
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<HEAD> <link rel="canonical" href="http://www.mcs.anl.gov/petsc/petsc-current/docs/manualpages/DMFOREST/DMForestSetTopology.html" />
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<TITLE>DMForestSetTopology</TITLE>
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<BODY BGCOLOR="FFFFFF">
   <div id="version" align=right><b>petsc-3.10.3 2018-12-18</b></div>
   <div id="bugreport" align=right><a href="mailto:petsc-maint@mcs.anl.gov?subject=Typo or Error in Documentation &body=Please describe the typo or error in the documentation: petsc-3.10.3 v3.10.3 docs/manualpages/DMFOREST/DMForestSetTopology.html "><small>Report Typos and Errors</small></a></div>
<A NAME="DMForestSetTopology"><H1>DMForestSetTopology</H1></A>
Set the topology of a DMForest during the pre-setup phase.  The topology is a string (e.g. "cube", "shell") and can be interpreted by subtypes of <A HREF="../DMFOREST/DMFOREST.html#DMFOREST">DMFOREST</A>) to construct the base <A HREF="../DM/DM.html#DM">DM</A> of a forest during <A HREF="../DM/DMSetUp.html#DMSetUp">DMSetUp</A>(). 
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscdmforest.h" 
#include "petscdm.h" 
#include "petscdmlabel.h" 
<A HREF="../Sys/PetscErrorCode.html#PetscErrorCode">PetscErrorCode</A> <A HREF="../DMFOREST/DMForestSetTopology.html#DMForestSetTopology">DMForestSetTopology</A>(<A HREF="../DM/DM.html#DM">DM</A> dm, DMForestTopology topology)
</PRE>
Logically collective on dm
<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>dm </B></TD><TD>- the forest
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>topology </B></TD><TD>- the topology of the forest
</TD></TR></TABLE>
<P>

<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
): <A HREF="../DMFOREST/DMForestGetTopology.html#DMForestGetTopology">DMForestGetTopology</A>(), <A HREF="../DMFOREST/DMForestSetBaseDM.html#DMForestSetBaseDM">DMForestSetBaseDM</A>()
<BR><P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>intermediate<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/dm/impls/forest/forest.c.html#DMForestSetTopology">src/dm/impls/forest/forest.c</A>
<BR><A HREF="./index.html">Index of all DMFOREST routines</A>
<BR><A HREF="../../index.html">Table of Contents for all manual pages</A>
<BR><A HREF="../singleindex.html">Index of all manual pages</A>
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