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   <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/DMDA/DMDACoor2d.html "><small>Report Typos and Errors</small></a></div>
<A NAME="DMDACoor2d"><H1>DMDACoor2d</H1></A>
Structure for holding 2d (x and y) coordinates. 
<P>
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
<A HREF="../DMDA/DMDACoor2d.html#DMDACoor2d">DMDACoor2d</A> **coors;
<A HREF="../Vec/Vec.html#Vec">Vec</A>      vcoors;
<A HREF="../DM/DM.html#DM">DM</A>       cda;
<A HREF="../DM/DMGetCoordinates.html#DMGetCoordinates">DMGetCoordinates</A>(da,&amp;vcoors);
<A HREF="../DM/DMGetCoordinateDM.html#DMGetCoordinateDM">DMGetCoordinateDM</A>(da,&amp;cda);
<A HREF="../DMDA/DMDAVecGetArray.html#DMDAVecGetArray">DMDAVecGetArray</A>(cda,vcoors,&amp;coors);
<A HREF="../DMDA/DMDAGetCorners.html#DMDAGetCorners">DMDAGetCorners</A>(cda,&amp;mstart,&amp;nstart,0,&amp;m,&amp;n,0)
for (i=mstart; i&lt;mstart+m; i++) {
for (j=nstart; j&lt;nstart+n; j++) {
x = coors[j][i].x;
y = coors[j][i].y;
......
}
}
<A HREF="../DMDA/DMDAVecRestoreArray.html#DMDAVecRestoreArray">DMDAVecRestoreArray</A>(dac,vcoors,&amp;coors);
</PRE>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
 <A HREF="../DMDA/DMDACoor3d.html#DMDACoor3d">DMDACoor3d</A>, <A HREF="../DM/DMGetCoordinateDM.html#DMGetCoordinateDM">DMGetCoordinateDM</A>(), <A HREF="../DM/DMGetCoordinates.html#DMGetCoordinates">DMGetCoordinates</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/da/../../../../include/petscdmda.h.html#DMDACoor2d">src/dm/impls/da/../../../../include/petscdmda.h</A>
<P><H3><FONT COLOR="#CC3333">Examples</FONT></H3>
<A HREF="../../../src/snes/examples/tutorials/ex5.c.html">src/snes/examples/tutorials/ex5.c.html</A><BR>
<BR><A HREF="./index.html">Index of all DMDA 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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