[osg-users] glMemoryBarrier

Paweł Księżopolski pawel.ksiezopolsk at gmail.com
Mon Sep 24 04:13:55 PDT 2018

sergio2k18 wrote:
> I have two compute shader and i need that second cs must wait until first cs finished his work. Do i have to use memory barriers between each dispatch compute invocation? How can i invoke glMemoryBarrier in openscenegraph?

You certainly should use memory barrier in this case.

In osggpucull example there is InvokeMemoryBarrier draw callback, that you may connect to your osg::DispatchCompute.

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