Gamut mask editor. Click in the middle to create or manipulate shapes, or rotate the mask using the edges of the disc.
Amaẓrag n tgelmust 'gramut'. Ssit di tlemmast iwakken ad d-tesnulfuḍ neɣ ad tesqerdceḍ talɣiwin, neɣ zzi tagelmust s yimedran n uḍebsi.