Celtics’ Marcus Smart says he’s a great shooter ‘when I take great shots’

Boston Celtics guard Marcus Smart hasn’t always been a competent shooter.

In fact, in his second and third seasons, Smart was one of the league’s worst from long range — a sub-30 percent shooter who still found occasion to fire up more than four attempts per game.

In recent years, those numbers have risen. Smart is far from Stephen Curry, but he makes a reasonable percentage of his triples despite what certain segments of Celtics fans might think — last year, he hit 34.7 percent of his 6.6 attempts per game.

Still, the Celtics have other players who are more efficient — both from deep and elsewhere. So how will the team balance Smart’s enthusiasm and improvement as a shooter while ensuring…