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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/Draw/PETSC_DRAW_X.html "><small>Report Typos and Errors</small></a></div>
<A NAME="PETSC_DRAW_X"><H1>PETSC_DRAW_X</H1></A>
PETSc graphics device that uses either X windows or its virtual version Xvfb
<H3><FONT COLOR="#CC3333">Options Database Keys</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-display <display> </B></TD><TD>- sets the display to use
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-x_virtual </B></TD><TD>- forces use of a X virtual display Xvfb that will not display anything but -draw_save will still work.
Xvfb is automatically started up in PetscSetDisplay() with this option
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-draw_size w,h </B></TD><TD>- percentage of screeen (either 1, .5, .3, .25), or size in pixels
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-geometry x,y,w,h </B></TD><TD>- set location and size in pixels
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-draw_virtual </B></TD><TD>- do not open a window (draw on a pixmap), -draw_save will still work
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>-draw_double_buffer </B></TD><TD>- avoid window flickering (draw on pixmap and flush to window)
</TD></TR></TABLE>
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Draw/PetscDrawOpenX.html#PetscDrawOpenX">PetscDrawOpenX</A>(), <A HREF="../Draw/PetscDrawSetDisplay.html#PetscDrawSetDisplay">PetscDrawSetDisplay</A>(), <A HREF="../Draw/PetscDrawSetFromOptions.html#PetscDrawSetFromOptions">PetscDrawSetFromOptions</A>()
<BR>
<P>
<P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>beginner
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/sys/classes/draw/impls/x/xops.c.html#PETSC_DRAW_X">src/sys/classes/draw/impls/x/xops.c</A>
<BR><A HREF="./index.html">Index of all Draw 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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