Search found 25 matches

by Zhuang
09 Dec 2020, 08:52
Forum: General questions
Topic: only adding force on primatic_joint
Replies: 5
Views: 716

Re: only adding force on primatic_joint

Hello, According to your suggestion, I made the following changes: 1) the type of the joint Motor: setting positive model to force/torque mode 2) the motor enabled of the joint Motor: setting disable 3) the car's position: slightly moving the car higher 4) the friction factor: setting it to 0 Howeve...
by Zhuang
05 Dec 2020, 04:32
Forum: General questions
Topic: only adding force on primatic_joint
Replies: 5
Views: 716

Re: only adding force on primatic_joint

well, it is difficult to describe it. So there is the file(.ttt). the link is https://www.dropbox.com/s/y39f0bgfv3kgm ... m.ttt?dl=0

Cheers
by Zhuang
02 Dec 2020, 10:02
Forum: General questions
Topic: only adding force on primatic_joint
Replies: 5
Views: 716

only adding force on primatic_joint

only adding force on primatic_joint using

force = {u,0,0} --u is a variable
torque = {0,0,0}
sim.addForceAndTorque(CarHandle ,force, torque)

and then,
The object is spinning
by Zhuang
03 Sep 2019, 01:53
Forum: General questions
Topic: Why can an object break through a table or the ground in vrep
Replies: 7
Views: 1535

Re: Why can an object break through a table or the ground in vrep

I'm not following. You were talking about objects "breaking through the table". Sorry. I did not describe clearly. I just tried to solve the problem(objects "breaking through the table"), using different method. I changed Physical Energy (Netwon, Vortex, Bullet, ODE). Although t...
by Zhuang
02 Sep 2019, 10:33
Forum: General questions
Topic: Why can an object break through a table or the ground in vrep
Replies: 7
Views: 1535

Re: Why can an object break through a table or the ground in vrep

Does the situation improve if you use a smaller time step? It does not work. when I use Newton, all objects are ok. But Vrep always break, i using B0 Remote API. The error is : ... QObject::~QObject: Timers cannot be stopped from another thread QMutex: destroying locked mutex Error: signal 11: ...
by Zhuang
02 Sep 2019, 09:33
Forum: General questions
Topic: Why can an object break through a table or the ground in vrep
Replies: 7
Views: 1535

Why can an object break through a table or the ground in vrep

Hi everyone, I made some objects in vrep. I set their convex hull , dynamic and so on. But when a scene starts, some of them can break through the table and the ground and some can not. I checked their properties while theirs are same . I try to change Physical Engine(newton, Bullet and ODE). Yes, t...
by Zhuang
18 Apr 2018, 06:28
Forum: General questions
Topic: After importing a mesh(.obj), it is transparent
Replies: 3
Views: 1787

Re: After importing a mesh(.obj), it is transparent

Hello, when you say transparent, you mean invisible? Then, it can be that you have one of following situaions: the mesh is extremely large and you cannot see it the mesh is extremely small and you cannot see it the mesh is somehow corrupt. But this situation normally doesn't happen. You can select ...
by Zhuang
17 Apr 2018, 15:13
Forum: General questions
Topic: After importing a mesh(.obj), it is transparent
Replies: 3
Views: 1787

After importing a mesh(.obj), it is transparent

Hi, everybody
I try to import a shape (.obj) into vrep(3.5.4) . but it is transparent in vrep even if i change layers. the mesh(with text) can be displayed in meshlab.
how to deal with the problem?
by Zhuang
14 Mar 2018, 13:41
Forum: General questions
Topic: Robot cannot move along a planning path with IK
Replies: 5
Views: 2366

Re: Robot cannot move along a planning path with IK

Hello,copplia
thank you for your reply.
it works. Vrep is very High-precision. I underestimated its accuracy. Thank you
Cheers