g.Rect: reduce garbage collection in union() (#1177)
g.Rect: reduce garbage collection in union() (#1177)


vtalas/joint,clientIO/joint,vtalas/joint,kumilingus/joint,kumilingus/joint,kumilingus/joint,DavidDurman/joint,clientIO/joint,clientIO/joint,vtalas/joint,DavidDurman/joint,clientIO/joint,DavidDurman/joint,kumilingus/joint