[eq-dev] how to capture the contents of buffer (using pbuffer)

[Stefan Eilemann]

On 10. Nov 2008, at 6:56, vcamatya (via Nabble) wrote:

> I was going through the programming guide (Equalizer)...however I  
> did not quite get how eq::Frame and eq::FrameData could be used to  
> get the composite frame pixel data, that could be captured and sent  
> to various destinations, than just the main source (many - many  
> streaming)....
> Manual suggests glReadPixels() could be used, for this. What is the  
> right place to read the composite pixels?

What exactly do you trying want to do?

You can use multiple input frames for one output frame, allowing you  
to do a one-to-many distribution. More complex setups are possible as  
well (cf. direct-send compositing), but it's not clear to me what your  
use case is.


Cheers,

Stefan.