.\" All local SGI man macros go here, except for .Op, which is in it's own 
.\" file, and .Ne, which has been added to stdmacro and mn.
.\" $Revision: 1.1 $
.
.
.\" Use this macro start a code example.  It will printed as an indented
.\" (using .RS), unfilled section using font 7, which is assumed to be a 
.\" constant-width font (Courier or similar).  It takes one optional 
.\" argument: the number of lines in the example; it calles .Ne with it.
.\" Added by CSK  6/12/89
.de Ex
.	Ne \\$1
.	P
.	RS 3
.	ft 7
.	ps -2
.	nf
.	nh
.	if t .na
.	if n .ta 8n +8n +8n +8n +8n +8n +8n +8n +8n +8n +8n +8n +8n
..
.
.\" Use this macro to end a code example started with .Ex .  You will 
.\" probably want to follow it with a .P, except if it's the last thing
.\" before a .SH .
.\" Added by CSK  6/12/89
.de Ee
.	if n .DT
.	if t .ad
.	hy 14
.	fi
.	ps
.	ft 1
.	sp 0.5
.	RE
..
.\" Below here, many hacks for the OpenGL reference manual ...
.deTH
.Ne					\" 6/12/89 csk
.PD
.nrIN \\n()Mu
.ift .ds ]E \\$1
.ifn .ds ]E \\$1
.if!\\$2 .as ]E (\^\\$2\^)
.if\\n()s .ds ]D Silicon Graphics
.if\\n()t .ds ]D Silicon Graphics
.ifn .ds ]D Silicon Graphics
.ds]P
'\" Print Silicon Graphics instead of the 3rd and 4th arguments
'\".if!\\$3 .ds ]P (\^\\$3\^)
'\" .if!\\$4 .ds ]D \\$4
.wh0 }H
.wh-\\n(:mu }F
.em}M
.\" .if\\n(nl .bp 1 	.\" changed for the sake of sequntial page numbering
.if\\n(nl .bp
.nr)I \\n()Mu
.nr)R 0
.}E
.DT
.ifn \{.na
.nh\}
.ift \{.bd S 3 3 	\" let's try not hyphenating at all
.nh \}
.\" .hy14 \}
..
.de}H
.ev1
.}C
.}E
.ie\\n()s 'sp 2v
.el'sp 3v
.ps\\n()S-1
.bd1 3
.\"	Print command name on outside
.\" 	XXX shouldn't do this on-line -- I should fix this, eh?
.ie e \{.
.tl \\s(11\\*(]E
.\" .	ie \\*(]P .tl \\*(]E\\*(]D
.\" .	el .tl \\*(]E\\*(]D \|\\*(]P
.\}
.el \{.
.tl \\s(11\\*(]E
.\" .	ie \\*(]P .tl \\*(]D\\*(]E
.\" .	el .tl \\*(]P\\*(]E
.\}
.ft 1
.bd1
.\" don't want this line on on-line man pages - AE 5/34/94
.if t \{\
.\" underrule stuff
.in -\\n()Mu
.sp -0.5v
\l'\\n(.lu'
.in 0 \}
.\" end rule stuff
.ps\\n()S
.ie\\n()s 'sp 1.5v
.el'sp 3v
.ev
.ns
..
.de}F
.ev1
.}E
.if\\n()s 'sp |\\n(.pu-1v-1p
.if\\n()t 'sp |\\n(.pu-3v
.ifn 'sp |\\n(.pu-4v
.ifn .tl Page %\\*(Re\\*(]T
.nr z
.if\\n()s \{ .ie \\nz .tl \\nz\-%
.\".el \{ .if o .tl \\f6\\s9\\*(Dt- % -\\*(Vn\\s0\\fP  
.\".if e .tl \\f6\\s9\\*(Dt- % -\\*(Vn\\s0\\fP \} \}
.\"  chg footer for Cypress man pages (SFChesson)
.el \{ .if o .tl \\s9\\f2\\h'6.5P'\\f8\\s0%\f1
.if e .tl \f8%\\h'6.5P'\\s9\\f2Open Inventor C++ Reference Pages\\f1\\s0 \} \}
.if \\nC==5 \{ .pl 11i
.lt 6.5i
.ch }F 11i	    \" move footer trap out of the way
'sp |10.5i
.tl [\s-2file last modified: \\*(Dmchecksum: \\*(Xsprinted: \\*(Dp\s+2]
.lt
.ch }F -\\n(:mu	    \" move it back
.pl \}
'bp
.ev
..
.ie \ns=2 \{.\"	-rs2 (for now ...)
.	\" Put stone fonts in position
.	if t .fp 1 st
.	if t .fp 2 sT
.	if t .fp 3 St
.	fp 4 sN
.	fp 5 sn
.	fp 6 Sn
.	fp 8 HB			\" for page number in footer, we hope.
.\" 	nr )L 8.1875i		\" gives a proper 9" page somehow.
.	nr )L 8.50i		\" fudged for OpenGL
.	nr LL 6i
.	nr )O .75i
.	nr )S 10		.\" point size
.	nr )V 12
.	nr HF 6			\" StoneSans headers
.	nr RR 1
.\}