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[Jan Stránský <question224128@xxxxxxxxxxxxxxxxxxxxx>]

Question #224128 on Yade changed:
https://answers.launchpad.net/yade/+question/224128

    Status: Open => Answered

Jan Stránský proposed the following answer:
Hello,
please always attach (or input) complete script that can reproduce the
error, so we can test it and give right suggestions.
cheers
Jan


2013/4/2 Fu zuoguang <question224128@xxxxxxxxxxxxxxxxxxxxx>

> Question #224128 on Yade changed:
> https://answers.launchpad.net/yade/+question/224128
>
>     Status: Answered => Open
>
> Fu zuoguang is still having a problem:
> Dear Jan Stránsky :
>      Thanks for helping me yesterday, now I can understand the suggestions
> you gave me, now I have other problems to seek your help, which are as
> follow:
> (1). I can use the order "global" to finish defining the variables(such as
> "unb","meanS" ) in "### functions defination ###".
> (2). I have borrowed "O.cell.setBox(7,7,7)" in my script before generating
> particles, but unfortunately it does not have some effect.
> (3). After initial state determination, I need to achive the second step
> of my 2D simulation, but firstly I should to inherit the initial state to
> high-level calculation. So, I make the first attempt at Saving the result
> in a "Tmp" and read it before the next simulation. The script is like that:
>
> O.dt = 2e-4
> O.run()
> ############################################################
> O.saveTmp('init')
> O.loadTmp('init')
> triax01=ThreeDTriaxialEngine(
>         wall_bottom_id=wallIds[2],wall_top_id=wallIds[3],
>         wall_left_id=wallIds[0],wall_right_id=wallIds[1],
>         wall_back_id=wallIds[4],wall_front_id=wallIds[5],
>         wall_front_activated = False,wall_back_activated = False,
>         internalCompaction=False,
>         stressControl_1 = True, stressControl_2 = False,stressControl_3 =
> True,
>
>         computeStressStrainInterval =10,
>         sigma_iso = 1.25e5,
> #       sigma1 = 1.25e5,
> #       sigma2 = 1.25e5,
> #       sigma3 = 1.25e5,
>         strainRate1 = 0.00,strainRate2 = -0.06,
> )
> O.engines=[
>         ForceResetter(),
>
> InsertionSortCollider([Bo1_Sphere_Aabb(),Bo1_Box_Aabb(),Bo1_Wall_Aabb()]),
>         InteractionLoop(
>
> [Ig2_Sphere_Sphere_ScGeom(),Ig2_Box_Sphere_ScGeom(),Ig2_Wall_Sphere_ScGeom()],
>                 [Ip2_ViscElMat_ViscElMat_ViscElPhys()],
>                 [Law2_ScGeom_ViscElPhys_Basic()]
>         ),
>
> GlobalStiffnessTimeStepper(active=1,timeStepUpdateInterval=100,timestepSafetyCoefficient=0.8),
>         triax01,
>         NewtonIntegrator(damping=.2),
>         PyRunner(command='checkUnbalanced()',iterPeriod=200)
> ]
> # calculation steps defination
> O.dt = 2e-4
>
> But the shell says that "checkUnbalanced()" has not been defined. I make
> sure that I have defined it at the beginning of this script and I do not
> know why it does not work here. Please tell me what my fault is and how
> to make a right inheritance.
>
> Seeking your help!
>
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