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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/DM/DMPlexPointLocalFieldRef.html "><small>Report Typos and Errors</small></a></div>
<A NAME="DMPlexPointLocalFieldRef"><H1>DMPlexPointLocalFieldRef</H1></A>
return read/write access to a field on a point in local array
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscdmplex.h"
PetscErrorCode DMPlexPointLocalFieldRef(DM dm,PetscInt point,PetscInt field,PetscScalar *array,void *ptr)
</PRE>
Not Collective
<P>
<H3><FONT COLOR="#CC3333">Input Arguments</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>dm </B></TD><TD>- <A HREF="../DM/DM.html#DM">DM</A> defining topological space
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>point </B></TD><TD>- topological point
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>field </B></TD><TD>- field number
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>array </B></TD><TD>- array to index into
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Output Arguments</FONT></H3>
<DT><B>ptr </B> -address of reference to point data, type generic so user can place in structure
<br>
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../DM/DMGetDefaultSection.html#DMGetDefaultSection">DMGetDefaultSection</A>(), <A HREF="../IS/PetscSectionGetOffset.html#PetscSectionGetOffset">PetscSectionGetOffset</A>(), <A HREF="../IS/PetscSectionGetDof.html#PetscSectionGetDof">PetscSectionGetDof</A>(), <A HREF="../DM/DMPlexGetPointLocal.html#DMPlexGetPointLocal">DMPlexGetPointLocal</A>(), <A HREF="../DM/DMPlexPointGlobalRef.html#DMPlexPointGlobalRef">DMPlexPointGlobalRef</A>()
<BR><P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>intermediate
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/dm/impls/plex/plexpoint.c.html#DMPlexPointLocalFieldRef">src/dm/impls/plex/plexpoint.c</A>
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