alpha as a mask in the VFB

[Mnietek2707]

How can I use rendered image alpha as a mask in VFB?

[Mnietek2707]

i'd like to apply exposure to sky only - can I do that in VFB?

[hermit.crab]

How can I use rendered image alpha as a mask in VFB?

Not sure if that is possible at this point.

i'd like to apply exposure to sky only - can I do that in VFB?

You can apply the Exposure to affect the VRayBackground only (drag and drop on top of the element in the Composite menu).

[dimitar_panayotov]

This suggestion is registered in our system under VMAX-13965.