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Re: [Question #696759]: How can polyhedron use CpmMat 、Ip2_CpmMat_CpmMat_CpmPhys()and Law2_ScGeom_CpmPhys_Cpm() ？

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From: Jan Stránský <question696759@xxxxxxxxxxxxxxxxxxxxx>
Date: Tue, 04 May 2021 07:30:51 -0000
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Question #696759 on Yade changed:
https://answers.launchpad.net/yade/+question/696759

    Status: Open => Answered

Jan Stránský proposed the following answer:
Hello,

sorry for late answer

> and then I ran a step to set the polyhedron material to frictmat
>
> O.dt = 0. #run one iteration
> poly1.material=m #change material
> O.dt = 1e-6

If you insist on automatic interaction creation, you need O.step (or
similar) before changing poly1.material.

Concerning the error, you probably need a new Ig2_Wall_Polyhedra_ScGeom..
You can hack it by creating the walls made of polyhedron.

Cheers
Jan

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