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<TITLE>MatFDColoringView</TITLE>
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<div id="version" align=right><b>petsc-3.7.5 2017-01-01</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-3.7.5 v3.7.5 docs/manualpages/MatFD/MatFDColoringView.html "><small>Report Typos and Errors</small></a></div>
<A NAME="MatFDColoringView"><H1>MatFDColoringView</H1></A>
Views a finite difference coloring context.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscmat.h"
PetscErrorCode MatFDColoringView(MatFDColoring c,PetscViewer viewer)
</PRE>
Collective on <A HREF="../Mat/MatFDColoring.html#MatFDColoring">MatFDColoring</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>c </B></TD><TD>- the coloring context
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>viewer </B></TD><TD>- visualization context
</TD></TR></TABLE>
<P>
<P>
<H3><FONT COLOR="#CC3333">Notes</FONT></H3>
The available visualization contexts include
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B><A HREF="../Viewer/PETSC_VIEWER_STDOUT_SELF.html#PETSC_VIEWER_STDOUT_SELF">PETSC_VIEWER_STDOUT_SELF</A> </B></TD><TD>- standard output (default)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B><A HREF="../Viewer/PETSC_VIEWER_STDOUT_WORLD.html#PETSC_VIEWER_STDOUT_WORLD">PETSC_VIEWER_STDOUT_WORLD</A> </B></TD><TD>- synchronized standard
output where only the first processor opens
the file. All other processors send their
data to the first processor to print.
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B><A HREF="../Viewer/PETSC_VIEWER_DRAW_WORLD.html#PETSC_VIEWER_DRAW_WORLD">PETSC_VIEWER_DRAW_WORLD</A> </B></TD><TD>- graphical display of nonzero structure
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Notes</FONT></H3>
Since PETSc uses only a small number of basic colors (currently 33), if the coloring
involves more than 33 then some seemingly identical colors are displayed making it look
like an illegal coloring. This is just a graphical artifact.
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../MatFD/MatFDColoringCreate.html#MatFDColoringCreate">MatFDColoringCreate</A>()
<BR>
<P>
<H3><FONT COLOR="#CC3333">Keywords</FONT></H3>
<A HREF="../Mat/Mat.html#Mat">Mat</A>, finite differences, coloring, view
<BR><P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>intermediate
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/mat/matfd/fdmatrix.c.html#MatFDColoringView">src/mat/matfd/fdmatrix.c</A>
<BR><A HREF="./index.html">Index of all MatFD 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>
<P><H3><FONT COLOR="#CC3333">Examples</FONT></H3>
<A HREF="../../../src/mat/examples/tutorials/ex16.c.html">src/mat/examples/tutorials/ex16.c.html</A><BR>
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