Re: [osg-users] Bug in Qt thread integration

2012-09-28 Thread Torben Dannhauer
Hi,

In fact QThread::currentThread returns a QThread.

maybe you want to use qobject_cast instead of other casts, it is has some other 
advantages 
(http://lists.qt.nokia.com/pipermail/qt-interest/2010-October/028327.html).

Cheers,
Torben

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Re: [osg-users] Warning: detected OpenGL error 'invalid enumerant' at After Renderer::compile

2012-09-28 Thread Nav Joseph
Thanks Chris. Installing the NVidia drivers solved the problem. T'was a bit 
tricky because of having to first remove nouveau.
http://oracle-noob.blogspot.in/2011/10/install-nvidia-drivers-on-centos-6.html

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Re: [osg-users] How to ignore keyboard events

2012-09-28 Thread Robert Osfield
Hi Max,

On 28 September 2012 05:13, Max Sergeev sergeev.m...@gmail.com wrote:
 Thanks for the answer, it does block the Escape key I suppose, but still 
 didnt solve my problem: qt controls on click of Escape key still change their 
 positions and become unclickable. I thought there could be some more global 
 way, like blocking the key events for whole application -- like they just are 
 not clicked.
 Will do check the example and documentation you suggested, thanks.

The osgViewer classes are built around not having any event handlers
by default and it's the application developers responsibility to add
these to their applications, so it's not a case of working out how to
block events but rather just adding the event handlers you need.  The
only exceptions to this rule is the escape key handling setting done -
which is on by default but can be switched off, and the
TrackballManipulator that is added as fallback if no other camera
manipulator is attached when you call Viewer::run().

Robert.
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Re: [osg-users] Mipmapping for downsampling

2012-09-28 Thread Kenzo Lespagnol
Hi Sebastian,

Ok, I've displayed the different mipmap in my application and I realized that a 
black square is propagated along the different mipmap level (see pictures). 
Finally the last level became completely black. 
We solved the problem by changing the model involved.

Thanks for the precious advices,
Kenzo

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Re: [osg-users] Mipmapping for downsampling

2012-09-28 Thread Sergey Polischuk
Hi

looks like you was hitting NaN's somewhere, as they propagate in such fashion.

Cheers.

28.09.2012, 18:11, Kenzo Lespagnol kenzo.lespag...@cm-labs.com:
 Hi Sebastian,

 Ok, I've displayed the different mipmap in my application and I realized that 
 a black square is propagated along the different mipmap level (see pictures). 
 Finally the last level became completely black.
 We solved the problem by changing the model involved.

 Thanks for the precious advices,
 Kenzo

 --
 Read this topic online here:
 http://forum.openscenegraph.org/viewtopic.php?p=50346#50346

 Attachments:
 http://forum.openscenegraph.org//files/mipmap7_205.png

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