Romain Vimont authored Jul 07, 2020 and Alexandre Janniaux committed Sep 10, 2020

This paves the way to initialize multisample framebuffers, which depend
on whether the filter is the last.

Co-authored-by: Alexandre Janniaux <ajanni@videolabs.io>
Signed-off-by: Alexandre Janniaux <ajanni@videolabs.io>