????????1???????????demo?ó???????????飬?????2??????????bug??
?????????????????FixedUpdate?????????????????????????
????1.?????????????????????????????????????(???Rigidbody.AddForce)
?????????
????AddForce????????????????????????????????????棬?????????????????
??????????壬???漸??????AddForce
?????????????????????????????Force?????????Force
????2.?????????????????μ????
?????????
?????????????????????????д??FixedUpdate??
????void FixedUpdate()
????{
????if (Input.GetKeyDown(jumpKey))
????{
????//Magic Bug
????}
????}
????????GetKey?????????????????????
????void FixedUpdate()
????{
????if (Input.GetKey(jumpKey))
????{
????//Great
????}
????}
?????????????????????Update?????????????0??
????void Update()
????{
????if (Input.GetKeyDown(jumpKey))
????{
????//Great
????}
????}
????????Unity??????GetKeyDown??GetKeyUp?????????????????????FixedUpdate??????????????????????????
???????????????????????????14?FixedUpdate?????