Hi Dave,

I checked again, if I start with a 4:3 resolution the gages remain round 
when maximizing to 1680*1050 by clicking the square in the upper right 
corner. I am running win xp, compiled on msvc-express. The same, if I 
start with --resolution=800x600. If I start with --resolution=1680x1050 
the gages are not round, but the property browser seem to show the same 
values in sim/current-view.

Maik

dave perry schrieb am 06.01.2008 16:55:
> Hi Maik,
>
> If I use the command line to launch with the default 800x600 window and 
> then use the gnome window maximize (i.e. click the square in upper right 
> corner of the window), I get the distorted-aspect-ratio image filling 
> the screen.
> I am running Fedora 7 with nvidia graphics, gnome window manager.  What 
> is your environment?
>
> -Dave
>
> Maik Justus wrote:
>   
>> Hi Dave,
>>
>> same here. But it is ok, if I start with 4:3 window and maximize it when 
>> fg runs (my normal start procedure).
>>
>> Maik
>>
>> dave perry schrieb am 06.01.2008 05:08:
>>   
>>     
>>> Maik Justus wrote:
>>>   
>>>     
>>>       
>>>> Hi,
>>>> Maik Justus schrieb am 26.12.2007 20:38:
>>>>     
>>>>       
>>>>         
>>>>> Hi Syd,
>>>>>
>>>>> what's about an algorithm, which checks the ratio of the screen and 
>>>>> sets fow to 55 for 4:3 screens and 70 for 16:9 screens? (55 / 70 =  
>>>>> (4/3) / (16/9) )
>>>>>
>>>>> Maik
>>>>> P.S.:
>>>>> for non-physicists:
>>>>> (55 / 73,33333333333333333333333333333333333 =  (4/3) / (16/9) )
>>>>>
>>>>>   
>>>>>       
>>>>>         
>>>>>           
>>>> Meanwhile I have a new computer wit 16:9 screen and the same problem. 
>>>> I've modified the calculation in viewer.cxx as mentioned above. Syd, 
>>>> please check, if this would work for you. Then we can think about, how 
>>>> to implement that in a clean way (maybe we need an FG_SCALING_HEIGHT 
>>>> case?). The patch is for the osg-branch, but it works with the plib 
>>>> branch, too (maybe some lines offset).
>>>>
>>>>     
>>>>       
>>>>         
>>> Hi Maik,
>>>
>>> I have had a 16:9 flat pannel for some time.  For the first time in 
>>> several months, I built fgfs for osg from fresh svn and fresh cvs.  What 
>>> I noticed right away that has changed is that osg fgfs does not handle the
>>>  --geometry=1680x1050
>>> correctly anymore.  The height of the image is too small for the width.  
>>> The gages are not round.  The plib branch still handles this correctly.  
>>> Are you seeing what I am seeing or have I missed a patch?
>>>
>>> When I adjusted the width of the window until round objects are round 
>>> and then measure the aspect ratio of the adjusted window, the aspect 
>>> ratio is 4/3.
>>>
>>> Here is what comparing the plib to the osg response to changing the value of
>>> /sim/current-view/aspect-ratio-multiplier tells me:
>>>
>>> In plib, it adjusts the displayed aspect ratio.  I can get the same 
>>> distortion in plib fgfs as in osg fgfs by changing this value to ~1.2 
>>> instead of 1.  But if I try to "fix" the view in osg fgfs by adjusting 
>>> this value from 1 to 0.83333333, all it does is scale the distorted 
>>> image.  i.e. it is adjusting the effective fov, not the aspect ratio.
>>>
>>> - Dave Perry
>>>
>>>     
>>>       
>
>
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