func TestNull(t *testing.T) {
hb := hitbox.NewNull()
contour := hb.Contour(nil)
if len(contour) != 0 {
t.Fatal("Null hitbox contour must be empty")
}
}
func GetHitbox(sprite message.Sprite) hitbox.Hitbox {
switch sprite {
case PlaceholderSprite:
return hitbox.NewNull()
case PlayerSprite:
return hitbox.NewCircle(10)
case BallSprite:
return hitbox.NewCircle(10)
}
return nil
}