[ODE] Read out the contact forces?

Ke kxubb at yahoo.com
Tue Jul 3 14:21:19 MST 2007

When we simulate a 3-wheel car on ground,we need to
read out the contact/friction forces between wheels
and the ground. But when I used
dBodyGetForce(Wheel_body_ID), what I got is (0,0,0)
all the time. Am I wrong? or any other way to do that?



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