請問如何製作箭頭路徑軌跡或飛行軌跡?

osmd wrote:
一直想幫球飛行的軌...(恕刪)

ahwaiyuen98 wrote:
看看After effectsaber...(恕刪)

ahwaiyuen98 wrote:
看看After ef...(恕刪)

osmd wrote:
依照大神的指導，做...(恕刪)