Centralise additive texture creation
Centralise additive texture creation

UselessToucan/osu,ppy/osu,smoogipooo/osu,peppy/osu,NeoAdonis/osu,NeoAdonis/osu,ppy/osu,peppy/osu,smoogipoo/osu,smoogipoo/osu,peppy/osu,UselessToucan/osu,ppy/osu,NeoAdonis/osu,peppy/osu-new,smoogipoo/osu,UselessToucan/osu,EVAST9919/osu,EVAST9919/osu