From owner-freebsd-doc  Wed May 23 12:14:20 2001
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Date: Wed, 23 May 2001 12:14:11 -0700
From: Brooks Davis <brooks@one-eyed-alien.net>
To: Evgeny <wmdenhome@mail.ru>
Cc: freebsd-doc@FreeBSD.ORG
Subject: Re: OpenGL in FreeBSD
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References: <10922.010523@mail.ru>
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In-Reply-To: <10922.010523@mail.ru>; from wmdenhome@mail.ru on Wed, May 23, 2001 at 10:08:43PM +0400
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On Wed, May 23, 2001 at 10:08:43PM +0400, Evgeny wrote:
> Hi there
>=20
>  I use FreeBSD 4.2.
> When I compile any OpenGL-program, prints the message:
> libGL.so: undefined refference to 'sin'
> libGL.so: undefined refference to 'cos'
> libGL.so: undefined refference to 'tan'
> Why ?
> I write in shell:
> # gcc -I/usr/X11R6/include -L/usr/X11R6/lib -lGL -lGLU -lglut myprogram.c

Add -lm to include the math library (probably after -lglut).

-- Brooks

P.S. this isn't a FreeBSD question and you should ask them on
freebsd-questions@freebsd.org anyway.

--=20
Any statement of the form "X is the one, true Y" is FALSE.
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