1c8bcad81a
this adds a new pipe cap that drivers can support which enables passing buffer clears with scissor test enabled through to be handled by the driver instead of having mesa draw a quad also adjust all existing clear() hooks to have the new parameter Reviewed-by: Marek Olšák <marek.olsak@amd.com> Reviewed-by: Vasily Khoruzhick <anarsoul@gmail.com> Reviewed-by: Kristian H. Kristensen <hoegsberg@google.com> Reviewed-by: Kenneth Graunke <kenneth@whitecape.org> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4310>