Alan Hourihane <al...@fairlite.co.uk> writes: > On 03/06/13 18:36, Brian Paul wrote: >> On 03/06/2013 11:23 AM, Alan Hourihane wrote: >>> If the sampler object has been deleted on another context, an >>> alternative context may reference the old sampler. So ensure the sampler >>> object still exists. >> >> Alan, is this specified somewhere in a spec? I can't find a >> description of this behaviour and we don't do this for texture objects >> or buffer objects, etc. > > I can't see it specifically mentioned, apart from the note that when > deleting the sampler object it should be unbound from the texture unit, > and I did consider the case of buffer & texture objects whether to do > this there too. > > But getting the GL_SAMPLER_BINDING id when switching contexts and > attempting to re-bind with glBindSampler() gives a GL error, which seems > wrong to me. > > I checked with the NVIDIA driver and no GL error is generated.
I would guess that's because binding an non-genned name gens the object, rather than because of some sort of magic in the getter.
pgpep0pbmO6WX.pgp
Description: PGP signature
_______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
