Well, neither disabling 3D objects nor going back to freeglut 2.2 (and
recompiling simgear/fg with it, just in case) fixed the problem...
if any of you has a suggestion, please do speak up :)   By the
way...additional problems: no 3d clouds at all and the sun is displayed
as a black circle.

I will try to use the open source drivers and see if anything improves,
which I doubt.

thanks!
cheers,
-E

Enrique Vaamonde wrote:

>Acctually I shouldn't be using any advanced or fancy point lightning
>effects unless they come turned "on" in the default preferences in the
>cvs. Funny thing is: why is the driver crashing only in the bay area
>scenery? I don't seem to have any night flying problems with the other
>area I use (w070n10). Could it be an object? I will try removing 3D
>objects around the bay area scenery and will also try going back to
>freeglut 2.2 and let you know.
>
>thanks for your help,
>-E
>
>Curtis L. Olson wrote:
>
>  
>
>>Hnmm, according to this you are crashing trying to draw the ambient
>>ground light points.  That should just be a collection of simple
>>points with no strange opengl calls, unless you've turned on some of
>>the fancy point lighting effects.  If you have those on, you might
>>want to turn them off.  Otherwise, it looks like the driver is
>>crashing just drawing simple untextured/colored points ... ( ? )
>>
>>Curt.
>>
>>
>>Enrique Vaamonde wrote:
>>
>>    
>>
>>>Hi Curt,
>>>disregard the last message, I must have screwed up somewhere...
>>>anyway...here's the bt after the ATI driver errors:
>>>
>>>#87344 0x08418821 in ssgVtxTable::draw_geometry (this=0xecd8ba8)
>>>   at ssgVtxTable.cxx:635
>>>#87345 0x08417fe9 in ssgVtxTable::draw (this=0xecd8ba8) at
>>>ssgVtxTable.cxx:560
>>>#87346 0x08405a1b in ssgSelector::cull (this=0xebd9bb0, f=0x8dd0020,
>>>   m=0xbf8d62ec, test_needed=1) at ssgSelector.cxx:73
>>>#87347 0x0840feea in ssgRangeSelector::cull (this=0xebd9a98,
>>>f=0x8dd0020,
>>>   m=0xbf8d62ec, test_needed=1) at ssgRangeSelector.cxx:92
>>>#87348 0x0840deb7 in ssgTransform::cull (this=0xebdc4d0, f=0x8dd0020,
>>>   m=0x8dcffc8, test_needed=1) at ssgTransform.cxx:83
>>>#87349 0x083f8230 in ssgBranch::cull (this=0xa719b18, f=0x8dd0020,
>>>   m=0x8dcffc8, test_needed=1) at ssgBranch.cxx:276
>>>#87350 0x083fa22b in ssgContext::cull (this=0x1bfc, r=0x0)
>>>   at ssgContext.cxx:260
>>>#87351 0x083f6102 in ssgCullAndDraw (r=0xa719b18) at ssg.cxx:303
>>>#87352 0x08056ca8 in FGRenderer::update (refresh_camera_settings=true)
>>>   at renderer.cxx:673
>>>#87353 0x08054b7d in FGRenderer::update () at renderer.hxx:34
>>>#87354 0x08081cc1 in GLUTdraw () at fg_os.cxx:118
>>>#87355 0xb7f70884 in glutJoystickGetCenter () from /usr/lib/libglut.so.3
>>>#87356 0xb7f74478 in fgEnumWindows () from /usr/lib/libglut.so.3
>>>#87357 0xb7f70d6f in glutMainLoopEvent () from /usr/lib/libglut.so.3
>>>#87358 0xb7f717fe in glutMainLoop () from /usr/lib/libglut.so.3
>>>#87359 0x08051a82 in fgMainInit (argc=2, argv=0xbf8d6934) at
>>>main.cxx:1007
>>>#87360 0x08051259 in main (argc=2, argv=0xbf8d6934) at bootstrap.cxx:193
>>>
>>>I will try to understand this but like I mentioned before...I'm not
>>>really a graphics programmer.
>>>thanks for the help!
>>>-E
>>>
>>>Curtis L. Olson wrote:
>>>
>>> 
>>>
>>>      
>>>
>>>>Enrique Vaamonde wrote:
>>>>
>>>>  
>>>>
>>>>        
>>>>
>>>>>Hi Erik,
>>>>>I have tried tonight the cvs version and although I'm not suffering
>>>>>the
>>>>>RenderTexture problem (I use ATI's propietary binary driver - latest
>>>>>version 8.19.10), I have found the following error when starting up
>>>>>FG.
>>>>>
>>>>>RenderTexture Error: glXCreateGLXPbufferPtr() failed
>>>>>
>>>>>The program loads fine after that tho', however, I am still
>>>>>experiencing
>>>>>a segmentation fault when flying at night in the default San
>>>>>Francisco area.
>>>>>
>>>>>It only happens at night in this area, it won't happen when flying
>>>>>during the day in SF or when flying at night somewhere else (at
>>>>>least in
>>>>>the other scenery where I fly). When I take off (usually default
>>>>>runway
>>>>>28R), I'd fly runway heading for some 15 to 30 seconds and then comes
>>>>>the segmentation fault. So far, running the program inside gdb gives
>>>>>little (at least to me), but I am pasting part of the output below,
>>>>>just
>>>>>hoping it can help anyone to track this issue:
>>>>>
>>>>>0xafc361b3 in __glim_R200TCLDrawArrays ()
>>>>> from /usr/X11R6/lib/modules/dri/atiogl_a_dri.so
>>>>>
>>>>>#0  0xafc361b3 in __glim_R200TCLDrawArrays ()
>>>>> from /usr/X11R6/lib/modules/dri/atiogl_a_dri.so
>>>>>#1  0xafc35a19 in __glim_R200TCLDrawArrays ()
>>>>> from /usr/X11R6/lib/modules/dri/atiogl_a_dri.so
>>>>>#2  0xafc35a19 in __glim_R200TCLDrawArrays ()
>>>>> from /usr/X11R6/lib/modules/dri/atiogl_a_dri.so
>>>>>.
>>>>>.
>>>>>.
>>>>><and goes on and on>
>>>>>
>>>>>If you or anyone need any information or additional testing please let
>>>>>me know ... I will try to use the open source driver in the next few
>>>>>days to see how it goes for me.
>>>>>
>>>>>
>>>>>    
>>>>>          
>>>>>
>>>>The fact that the crash is inside the ati driver makes me just a
>>>>little suspicious of a driver bug.
>>>>
>>>>What would be possibly useful is to see the lines further along in the
>>>>backtrace so we can see where in the flightgear/simgear code the crash
>>>>happen.
>>>>
>>>>Thanks,
>>>>
>>>>Curt.
>>>>  
>>>>        
>>>>
>>>
>>>_______________________________________________
>>>Flightgear-devel mailing list
>>>Flightgear-devel@flightgear.org
>>>http://mail.flightgear.org/mailman/listinfo/flightgear-devel
>>>2f585eeea02e2c79d7b1d8c4963bae2d
>>> 
>>>
>>>      
>>>
>>    
>>
>
>
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>
>  
>


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