May improve the performance because set `transform` once.
May improve the performance because set `transform` once.

IBAnimatable/IBAnimatable,seanwoodward/IBAnimatable,IBAnimatable/IBAnimatable,JakeLin/IBAnimatable,alexiosdev/IBAnimatable,seanwoodward/IBAnimatable,alexiosdev/IBAnimatable,JakeLin/IBAnimatable,IBAnimatable/IBAnimatable