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<TITLE>Using view window policies</TITLE>
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	346
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<CENTER>Viewing the scene</CENTER>
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<CENTER><B><I>Using view window policies</I></B></CENTER>
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<DD><LI>When <I>not</I> using head tracking, a <B><TT><FONT COLOR=#00FF00 SIZE=+2>View</FONT></TT></B>'s
	<I>eyepoint policy</I> sets how the view frustum
	changes on a window move
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	<IMG SRC="../images/windowEyepointFovCenter.jpg" BORDER=0 BORDERCOLOR=#777777 WIDTH=180 HEIGHT=135>
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	<IMG SRC="../images/windowEyepointFovScreen.jpg" BORDER=0 BORDERCOLOR=#777777 WIDTH=180 HEIGHT=135>
	<BR><B><TT><FONT COLOR=#00FF00 SIZE=+2>RELATIVE_TO_SCREEN</FONT></TT></B>
	Frustum changes
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	<IMG SRC="../images/windowEyepointFovWindow.jpg" BORDER=0 BORDERCOLOR=#777777 WIDTH=180 HEIGHT=135>
	<BR><B><TT><FONT COLOR=#00FF00 SIZE=+2>RELATIVE_TO_WINDOW</FONT></TT></B>
	Frustum doesn't change
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	<DD><LI><B><TT><FONT COLOR=#00FF00 SIZE=+2>RELATIVE_TO_FIELD_OF_VIEW</FONT></TT></B> (default)
	enables the application to
	set the field of view directly.  The eyepoint changes accordingly.
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