yade-users team mailing list archive

[Chareyre <question688879@xxxxxxxxxxxxxxxxxxxxx>]

Question #688879 on Yade changed:
https://answers.launchpad.net/yade/+question/688879

    Status: Open => Answered

Chareyre proposed the following answer:
Hi,
Try «for b in O.bodies». That's where they are after .toSimulation().
Bruno

Le jeu. 20 févr. 2020 00:43, Jinny Kim <question688879@xxxxxxxxxxxxxxxxxxxxx>
a écrit :

> New question #688879 on Yade:
> https://answers.launchpad.net/yade/+question/688879
>
> Hi, there.
>
>  I am trying to create three layers and see any particle movements for the
> second and top layers. For this, I need to let the bottom layer not be
> subject to any forces (just fixed). I am trying to use 'blockedDOFS =
> 'xyzXYZ', but I got an error like this:
>
> AttributeError: 'tuple' object has no attribute 'state'
>
> Is there anyone who can resolve this error? I attach my simple code below!
>
> import math
> Density=3000
> Young=3.3e7
> poisson=0.3
> c_r = 0.15
> s_fc = 0.5
> r_fc = 0.3
> frictionAngle=math.atan(s_fc)
> sphereColor = (.8,.8,0.)#dirty yellow
> ## Import particles
> grains =
> FrictMat(young=Young,poisson=poisson,density=Density,frictionAngle=frictionAngle)
> Mat=O.materials.append(grains)
> #create assembly of spheres
> from yade import pack
> sp=pack.SpherePack()
>
> sp.makeCloud(minCorner=(-0.25,-0.25,3.0e-3),maxCorner=(0.25,0.25,0.0),rMean=3.0e-3,rRelFuzz=0.,num=10000,periodic=False)
> sp.toSimulation(material=Mat,color=sphereColor)
> for b in sp:
>     b.state.blockedDOFs = 'xyzXYZ'
>
> ## Engines
> O.engines=[
>     ForceResetter(),
>     InsertionSortCollider([Bo1_Sphere_Aabb(),Bo1_Facet_Aabb()]),
>     InteractionLoop(
>         [Ig2_Sphere_Sphere_ScGeom(),Ig2_Facet_Sphere_ScGeom()],
>
> [Ip2_FrictMat_FrictMat_MindlinCapillaryPhys(krot=r_fc,en=c_r,es=c_r)],
>         [Law2_ScGeom_MindlinPhys_Mindlin(includeMoment=True)]
>         ),
>     NewtonIntegrator(damping=0,gravity=(0,0,-9.81)),
> ]
> ## time step
> O.dt=1.0e-5
> ## GUI
> from yade import qt
> qt.View()
>
> --
> You received this question notification because your team yade-users is
> an answer contact for Yade.
>
> _______________________________________________
> Mailing list: https://launchpad.net/~yade-users
> Post to     : yade-users@xxxxxxxxxxxxxxxxxxx
> Unsubscribe : https://launchpad.net/~yade-users
> More help   : https://help.launchpad.net/ListHelp
>
>
>

-- 
You received this question notification because your team yade-users is
an answer contact for Yade.