[osg-users] Multiple Render Targets - Request for Comments/Testing

[J.P. Delport]

Hi,

is anyone looking at this, or should I assume no news is good news and 
just submit it as a patch?

rgds
jp

J.P. Delport wrote:
> Hi,
> 
> over the weekend I have consolidated previous hacks to enable MRT into 
> what I hope would be an acceptable patch for OSG.
> 
> I would like to have it tested a bit before sending it to submissions.
> 
> Attached are the changes to OSG's Camera and RenderStage.
> 
> Camera got a new method called setDrawBuffers (instead of the normal 
> setDrawBuffer), which mirrors the OpenGL extension glDrawBuffers.
> 
> setDrawBuffers takes a vector of BufferComponents and this vector is 
> then translated in RenderStage to a vector of GLenums that is passed to 
> glDrawBuffers.
> 
> The new calls are orthogonal to current use cases, so hopefully no other 
> code/examples would be affected.
> 
> The attached example shows sample usage. The example is very contrived, 
> but I hope it explains the concept. I have some other examples that I 
> can contribute later.
> 
> Please let fly with comments/observations.
> 
> regards
> jp
> 
> PS. How do I add an example to OSG? The CMakelists in the examples 
> directory contains a list of directories, but when is the CMakelists in 
> a specific example directory created?
> 
> 
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