About the getNormalizedX() and getNormalizedY()

Hi, It is a great work.
But I want to know more about how to set the xCoor and yCoor range from 0 ~ 100 to -100 ~ 100.
Also, I don't know why the reset method cannot reset the xCoor and yCoor to (50, 50) precisely. Please help. Thanks man.

[boltcode1]

Hi, It is a great work. But I want to know more about how to set the xCoor and yCoor range from 0 ~ 100 to -100 ~ 100. Also, I don't know why the reset method cannot reset the xCoor and yCoor to (50, 50) precisely. Please help. Thanks man.

Did you get the answer to how to do that?