yade-dev team mailing list archive

[Bruno Chareyre <bruno.chareyre@xxxxxxxxxxx>]

On 17/07/14 10:26, Jérôme Duriez wrote:
>  
>> Yade must be be consistent and the convention for strain/stress is
>> traction positive. If python says -1 then paraview should also say -1,
>> not +1.
> I'm learning it...
If you prefer, here is a more general guideline: record output values as
they are.
It's a pain if they can be tricked randomly at each step of the
processing: e.g. yade.plot and vtkRecorder would show opposite signs for
the same thing.

> Are you speaking here strictly about strain and stress (and not
> contact forces/relative displacements) ? (probably yes..)
>
Yes of course.

B