For those, like me, who are no quite sure what a Radial Filter might be - - and for a clever refinement of this suggestion/request, by @Timedog - - see over here: Suggestion for combined Radial Filter and U-Point Control
For those, like me, who are no quite sure what a Radial Filter might be - - and for a clever refinement of this suggestion/request, by @Timedog - - see over here: Suggestion for combined Radial Filter and U-Point Control