On Mon, Jul 11, 2016 at 1:06 PM, Aaryaman Vasishta <jem456.vasishta@gmail.com> wrote:

On Mon, Jul 11, 2016 at 12:05 PM, Stefan Dösinger <stefandoesinger@gmail.com> wrote:

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Am 2016-07-10 um 23:14 schrieb Aaryaman Vasishta:
> Anyways, the vtable qi tests tests written so far show that
> querying IDirect3DRMObject from a particular interface will return
> version 1 of that interface. So technically it all comes down to
> calling
> IDirect3DRM<Interface_name>::AddDestroyCallback(&object->version1_vtable,
> ...);. In our implementation of this method (see d3drm_main.c), we
> have passed version 1 of the relevant interface while calling the
> destroy callbacks within d3drm_object_destroy. The tests seem to
> agree with that implementation so far.

Also, I may have written the example incorrectly. You're right about the fact that calling device3->AddDestroyCallback will pass device3 into this function. But internally this interface will be QI'd to IDirect3DRMObject, and then passed as the first parameter to the destroy callback itself.