[osg-users] VAO Resource Leak in OSG 3.6.2

Robert Osfield robert.osfield at gmail.com
Fri Aug 3 01:11:29 PDT 2018

Hi Dan,

I'll be focusing on Vulkan work today so won't look into this right
away.  Next week I'll set aside a day for OSG maintenance and
hopefully will be able to look at this then.

On Thu, 2 Aug 2018 at 15:49, Daniel Emminizer, Code 5773
<dan.emminizer at nrl.navy.mil> wrote:
> Hi Robert,
> I think I've found a resource leak in OSG 3.6.2.  Attached is a contrived sample application that demonstrates the behavior.
> What appears to be happening is that the VAO is being created with glGenVertexArrays(), but does not get deleted with glDeleteVertexArrays().  Using the open source API Trace, I can see that on exit it does destroy some VAO, but not (nearly) all of them.
> I'm investigating now for a solution, but I'm not very familiar with this part of OSG.  I'm passing this along now in case you see an obvious solution.  Thanks,
>  - Dan
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