xiayu98020214

it is wrong that Calculating the distance.

1

public boolean update (long miliseconds) { ............ mCurrentX = mInitialX+mSpeedX*realMiliseconds+mAccelerationX*realMiliseconds*realMiliseconds; ............. return true; } x=v0t+1/2*at^2 , it should be mAccelerationX*realMiliseconds*realMiliseconds/2

如果知道请求的ip和端口号

4

在LoginHandler里，如何知道请求者的ip和端口号

when expanding or Collapsing, never calling renderParent

2

when expanding or Collapsing, never calling renderParent