unity5, Configurable Joint: Anchor, Connected Anchor, Auto Configure Connected Anchor
configurable joint加在轮子上,connected body是车身。
这种情况下,Anchor=(0,0,0)表示轮子一端joint锚点取carWheelCenter
Connected Anchor=(-0.699,-0.5,-0.5)表示车身一端joint锚点取:
carBodyCenter+(-0.699*d*carBodyXDir)+(-0.5*d*carBodyYD