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Re: [Question #213744]: Rolling resistance for cohesionless material

To: yade-users@xxxxxxxxxxxxxxxxxxx
From: Kneib François <question213744@xxxxxxxxxxxxxxxxxxxxx>
Date: Fri, 09 Nov 2012 13:41:13 -0000
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Question #213744 on Yade changed:
https://answers.launchpad.net/yade/+question/213744

    Status: Open => Answered

Kneib François proposed the following answer:
Hi,

If you change the material of bodies that are already in contact, your changes will not be applied for this contact. Nevertheless, if a new contact occurs after your changes, they will be taken into account. In fact the material's parameters are read once for a contact, at the first time step of this contact.
If you want to change contact parameters of an existing contact, you have to change them directly in the contact's physics, for example :
O.interactions[i,j].phys.kn = ...

Francois

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