* [EMAIL PROTECTED] [2001.08.23 04:52]:
: Hello there!

Hello.  I'm Cc'ing this to the flightgear-users@ list.

: I get a rather mysterious startup-error with both hand-compiled and 
: pre-compiled(mkd) versions of FlightGear 0.7.8 : 
: 
: bash-2.04$ fgfs
: FlightGear:  Version 0.7.8
: 
: Scanning for root: command line
: fg_root = /usr/local/lib/FlightGear
: Reading global preferences
: Reading properties from /usr/local/lib/FlightGear/preferences.xml
: Base is /usr/local/lib/FlightGear/preferences.xml
: Dir is /usr/local/lib/FlightGear
: Reading properties from /usr/local/lib/FlightGear/keyboard.xml
: Base is /usr/local/lib/FlightGear/preferences.xml
: Dir is /usr/local/lib/FlightGear
: Reading properties from /usr/local/lib/FlightGear/joysticks.xml
: Finished Reading global preferences
: Processing command line arguments
: Opening a window: 800x600
: Mesa DRI VoodooBanshee 20010501 x86/MMX
: Max texture size = 256
: Depth buffer bits = 16
: >> FATAL: ssgInit called without a valid OpenGL context. <<

This is really a plib problem that affects FlightGear.  Plib always
checks for a valid GL context before it begins rendering, and it's
obviously failing.  We haven't quite figured out what's causing this.

: I run mandrake8, heavily customized. kernel 2.4.8enterprise (mandrake package 
: update), bleeding edge version of XFree4.1 and Mesa-3.4.2-3 & plib-1.4.2-1 
: (else I wouldn't have been able to compile I believe? ;).. 
: One interresting sidenote is that Quake3, Rune, Heretic (1 and 2), gltron and 
: other opengl accelerated programs (like xmms visualisations ie) all work with 
: this configuration!! Could you help me out here? 
: 
: Thanks on forehand.. 
: -xas- (aka Pieter Bonne)

All reports we've had before now where specific to RedHat, but you are
using Mandrake...interesting.  All I can tell you is that some folks
have had success downgrading Mesa.  I think one person had a conflict
between the xfree4 mesa libs and the "official" mesa libs.  i haven't
experienced this problem, myself.

The easiest way to test this is to use a plib example (from the
sources).  Once the plib examples work, FlightGear will work.  I will
try to add a FAQ entry for this (even though I don't know the solution
to the problem).

You may also want to join the plib-users@ list to get some help with
plib internals.  I'm baffled at why Quake3 and Rune will work, but plib
apps won't.  :-/
-- 
cameron
[ Why are there interstate highways in Hawaii? ]

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