Extrapolate Boundaries COP
https://gyazo.com/c854e5f3e2db85683774f3fe7b1cddd8
Fills empty areas of an image using colors at the edges of non-empty areas.
See also
Changelogs
minami110.icon
https://gyazo.com/1a05ade8aca48e207a344a40410ce8e6
これのやつ
第ニ引数に UV の Alpha を渡すとそこ以外を埋めてくれる