radv: Handle clip+cull distances more generally as compact arrays.
Needed for !248 (merged) .
That MR keeps the clip and cull arrays split.
So we have to handle
- compact arrays with location_frac != 0
- VARYING_SLOT_CLIP_DIST1
Needed for !248 (merged) .
That MR keeps the clip and cull arrays split.
So we have to handle