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<A NAME="PetscProcessTree"><H1>PetscProcessTree</H1></A>
Prepares tree data to be displayed graphically
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscsys.h"
PetscErrorCode PetscProcessTree(PetscInt n,const PetscBool mask[],const PetscInt parentid[],PetscInt *Nlevels,PetscInt **Level,PetscInt **Levelcnt,PetscInt **Idbylevel,PetscInt **Column)
</PRE>
Not Collective
<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>n </B></TD><TD>- number of values
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>mask </B></TD><TD>- indicates those entries in the tree, location 0 is always masked
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>parentid </B></TD><TD>- indicates the parent of each entry
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Output Parameters</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>Nlevels </B></TD><TD>- the number of levels
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>Level </B></TD><TD>- for each node tells its level
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>Levelcnts </B></TD><TD>- the number of nodes on each level
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>Idbylevel </B></TD><TD>- a list of ids on each of the levels, first level followed by second etc
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>Column </B></TD><TD>- for each id tells its column index
</TD></TR></TABLE>
<P>
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Sys/PetscSortReal.html#PetscSortReal">PetscSortReal</A>(), <A HREF="../Sys/PetscSortIntWithPermutation.html#PetscSortIntWithPermutation">PetscSortIntWithPermutation</A>()
<BR><P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>intermediate
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/sys/utils/sorti.c.html#PetscProcessTree">src/sys/utils/sorti.c</A>
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