[PD] msd setFixed and setM

Frank Barknecht fbar at footils.org
Sat May 17 16:17:59 CEST 2008

marius schebella hat gesagt: // marius schebella wrote:

> I just found out that setFixed does not immediately stop a mass, but the 
> mass seems to keep the current speed/directions? only if I also send a 
> position to the mass it stayes fixed. just want to make sure that this 
> is intentional.

It's intentional and follows Newton's 1st law of motion, though the
name "setFixed" may be misleading: What it does it, it makes a mass
not respond to forces anymore. The effect is that it won't accelerate
or decelerate anymore, which means it keeps its last velocity.

 Frank Barknecht                                     _ ______footils.org__

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