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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML3.2 EN">
<HTML>
<HEAD>
<META NAME="GENERATOR" CONTENT="DOCTEXT">
<TITLE>DAView</TITLE>
</HEAD>
<BODY BGCOLOR="FFFFFF">
<A NAME="DAView"><H1>DAView</H1></A>
Visualizes a distributed array object.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscda.h"
int DAView(DA da,PetscViewer viewer)
</PRE>
Collective on <A HREF="../DA/DA.html#DA">DA</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>da </B></TD><TD>- the distributed array
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>ptr </B></TD><TD>- an optional visualization context
</TD></TR></TABLE>
<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>PETSC_VIEWER_STDOUT_SELF </B></TD><TD>- standard output (default)
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>PETSC_VIEWER_STDOUT_WORLD </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>PETSC_VIEWER_DRAW_WORLD </B></TD><TD>- to default window
</TD></TR></TABLE>
<P>
The user can open alternative visualization contexts with
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B><A HREF="../Viewer/PetscViewerASCIIOpen.html#PetscViewerASCIIOpen">PetscViewerASCIIOpen</A>() </B></TD><TD>- Outputs vector to a specified file
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B><A HREF="../Viewer/PetscViewerDrawOpen.html#PetscViewerDrawOpen">PetscViewerDrawOpen</A>() </B></TD><TD>- Outputs vector to an X window display
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Default Output Format</FONT></H3>
(for 3d arrays)
<PRE>
Processor [proc] <A HREF="../Vec/M.html#M">M</A> N P m n p w s
X range: xs xe, Y range: ys, ye, Z range: zs, ze
where
<A HREF="../Vec/M.html#M">M</A>,N,P - global dimension in each direction of the array
m,n,p - corresponding number of procs in each dimension
w - number of degrees of freedom per node
s - stencil width
xs, xe - internal local starting/ending grid points
in x-direction, (augmented to handle multiple
degrees of freedom per node)
ys, ye - local starting/ending grid points in y-direction
zs, ze - local starting/ending grid points in z-direction
</PRE>
<P>
<H3><FONT COLOR="#CC3333">Options Database Key</FONT></H3>
<DT><B>-da_view </B> -Calls <A HREF="../DA/DAView.html#DAView">DAView</A>() at the conclusion of <A HREF="../DA/DACreate1d.html#DACreate1d">DACreate1d</A>(),
<A HREF="../DA/DACreate2d.html#DACreate2d">DACreate2d</A>(), and <A HREF="../DA/DACreate3d.html#DACreate3d">DACreate3d</A>()
<br>
<P>
<P>
<H3><FONT COLOR="#CC3333">Notes</FONT></H3>
Use <A HREF="../DA/DAGetCorners.html#DAGetCorners">DAGetCorners</A>() and <A HREF="../DA/DAGetGhostCorners.html#DAGetGhostCorners">DAGetGhostCorners</A>() to get the starting
and ending grid points (ghost points) in each direction.
<P>
<H3><FONT COLOR="#CC3333">Keywords</FONT></H3>
distributed array, view, visualize
<BR>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Viewer/PetscViewerASCIIOpen.html#PetscViewerASCIIOpen">PetscViewerASCIIOpen</A>(), <A HREF="../Viewer/PetscViewerDrawOpen.html#PetscViewerDrawOpen">PetscViewerDrawOpen</A>(), <A HREF="../DA/DAGetInfo.html#DAGetInfo">DAGetInfo</A>(), <A HREF="../DA/DAGetCorners.html#DAGetCorners">DAGetCorners</A>(),
<BR><A HREF="../DA/DAGetGhostCorners.html#DAGetGhostCorners">DAGetGhostCorners</A>()
<P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>beginner
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/dm/da/src/daview.c.html#DAView">src/dm/da/src/daview.c</A>
<BR><A HREF="./index.html">Index of all DA 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/snes/examples/tutorials/ex5f90.F.html">src/snes/examples/tutorials/ex5f90.F.html</A><BR>
<A HREF="../../../src/dm/da/examples/tutorials/ex1.c.html">src/dm/da/examples/tutorials/ex1.c.html</A><BR>
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