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Womb Raider Dec 24, 2017 @ 1:38am
How do you actually rig a car
I have been stuck on this issue for months.
I have a root bone which controls the body and 4 children bones that controls the wheels, yet it won't somehow work, do you guys know the solution ?

https://imgur.com/a/oSFEF
Originally posted by Pte Jack:
Hey Colonel, Sir! If you want to give it a try yourself, download this video I did for you from my dropbox... Not only does it go into rigging, but animating it as well in Blender. Consider it my Christmas present to you.

https://www.dropbox.com/s/yvwid4hldolkr8a/armourcar.mp4?dl=0

Let me know when you have it so I can free up space on my dropbox.
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Showing 1-15 of 17 comments
Mailer Dec 24, 2017 @ 1:45am 
Uh, from the first screenshot it looks like you've parented the southern, western, and eastern wheel to the wheel furthest back, and then parented only THAT wheel to the "root bone" further back in the scene.
Are you sure you've done the parenting correctly?
Try and pick up every wheel bone in Pose Mode and see if it only moves the wheel and nothing else, then pick up the root bone and see if it moves the whole car.
Should these two criterias be done then you've at least parented it correctly.

REMEMBER: The first bone you choose in the parent-proceedure will be the child to the second bone of choice.

In this case, what you should do, is just hold SHIFT down and select all four wheels in any order, then select the root bone last and do CTRL-P, parent with offsets.
And select one of the 4 wheels before you hold SHIFT down, or it the selection might get a little twisted.

EDIT: Actually, from the second screenshot it looks perfectly fine. I am not sure if the parenting is bad or not. Of course, there's a chance that's not the actual issue here.
The root bone should, regardless, be the primary parent to everything else.
Last edited by Mailer; Dec 24, 2017 @ 1:53am
Womb Raider Dec 24, 2017 @ 1:53am 
Originally posted by Mailer:
Uh, from the first screenshot it looks like you've parented the southern, western, and eastern wheel to the wheel furthest back, and then parented only THAT wheel to the "root bone" further back in the scene.
Are you sure you've done the parenting correctly?
Try and pick up every wheel bone in Pose Mode and see if it only moves the wheel and nothing else, then pick up the root bone and see if it moves the whole car.
Should these two criterias be done then you've at least parented it correctly.

REMEMBER: The first bone you choose in the parent-proceedure will the the child to the second bone of choice.

In this case, what you should do, is just hold SHIFT down and select all four wheels in any order, then select the root bone last and do CTRL-P, parent with offsets.
And select one of the 4 wheels before you hold SHIFT down, or it the selection might get a little twisted.

EDIT: Actually, from the second screenshot it looks perfectly fine. I am not sure if the parenting is bad or not. Of course, there's a chance that's not the actual issue here.
The root bone should, regardless, be the primary parent to everything else.

When i select the body of the car, all wheels and the body move
However if i select root bone in posing, nothing moves, i may have parented incorrectly

EDIT: Last question, should the root bone be the parent of the entire mesh or vice versa
Last edited by Womb Raider; Dec 24, 2017 @ 2:00am
Mailer Dec 24, 2017 @ 4:53am 
Originally posted by ScopeZ - Tycoon B>C.Hats 1.1 ref:
Originally posted by Mailer:
Uh, from the first screenshot it looks like you've parented the southern, western, and eastern wheel to the wheel furthest back, and then parented only THAT wheel to the "root bone" further back in the scene.
Are you sure you've done the parenting correctly?
Try and pick up every wheel bone in Pose Mode and see if it only moves the wheel and nothing else, then pick up the root bone and see if it moves the whole car.
Should these two criterias be done then you've at least parented it correctly.

REMEMBER: The first bone you choose in the parent-proceedure will the the child to the second bone of choice.

In this case, what you should do, is just hold SHIFT down and select all four wheels in any order, then select the root bone last and do CTRL-P, parent with offsets.
And select one of the 4 wheels before you hold SHIFT down, or it the selection might get a little twisted.

EDIT: Actually, from the second screenshot it looks perfectly fine. I am not sure if the parenting is bad or not. Of course, there's a chance that's not the actual issue here.
The root bone should, regardless, be the primary parent to everything else.

When i select the body of the car, all wheels and the body move
However if i select root bone in posing, nothing moves, i may have parented incorrectly

EDIT: Last question, should the root bone be the parent of the entire mesh or vice versa

The root bone should move the entire skeleton when you move it in pose mode.
Think of it as the handle where the rest of the skeleton is the door.
In this situation you should select the “body” bone then hold shift and select the root bone, then parent with CTRL-P, as normal.
This will give root priority of body and all bones assigned to it, as is probably ideal for your armature.

To answer your question; the root bone should be the parent of the body bone, and the body bone should be the parent of the wheels and so on.
Last edited by Mailer; Dec 24, 2017 @ 4:56am
Pte Jack Dec 24, 2017 @ 8:31am 
ok, I'm confused by your statement "Yet it doesn't Work". When i select the body of the car, all wheels and the body move. However if i select root bone in posing, nothing moves, i may have parented incorrectly

This is a very rough model of what you have right now.

https://i.imgur.com/oWZDMt7.png


In pose mode, when you grab the body bone, does the armature (the bones) move and the mesh stays behind or does just the body bone move and nothing else?


Pte Jack Dec 24, 2017 @ 3:34pm 
Get back to me after Christmas and we'll see if we can walk you through this and get your car on the road (i'm subbed to the discussion....) When done your car should be able to move it like this... https://i.imgur.com/u8jQuWf.gif
Last edited by Pte Jack; Dec 24, 2017 @ 3:39pm
Womb Raider Dec 24, 2017 @ 3:41pm 
Originally posted by Pte Jack:
Get back to me after Christmas and we'll see if we can walk you through this and get your car on the road (i'm subbed to the discussion....) When done your car should be able to move it like this... https://i.imgur.com/u8jQuWf.gif

Will do pal
Pte Jack Dec 24, 2017 @ 3:42pm 
kk, Merry Christmas to you and your's!
The author of this topic has marked a post as the answer to their question.
Pte Jack Dec 25, 2017 @ 7:54pm 
Hey Colonel, Sir! If you want to give it a try yourself, download this video I did for you from my dropbox... Not only does it go into rigging, but animating it as well in Blender. Consider it my Christmas present to you.

https://www.dropbox.com/s/yvwid4hldolkr8a/armourcar.mp4?dl=0

Let me know when you have it so I can free up space on my dropbox.
Womb Raider Dec 26, 2017 @ 12:29am 
Originally posted by Pte Jack:
Hey Colonel, Sir! If you want to give it a try yourself, download this video I did for you from my dropbox... Not only does it go into rigging, but animating it as well in Blender. Consider it my Christmas present to you.

https://www.dropbox.com/s/yvwid4hldolkr8a/armourcar.mp4?dl=0

Let me know when you have it so I can free up space on my dropbox.

Downloading ATM
Womb Raider Dec 26, 2017 @ 2:35pm 
Looking back now, it doesn't seem as hard as it looked, cheers for the video jack, really helped regarding my problem :ss13ok:
Pte Jack Dec 26, 2017 @ 9:59pm 
perfect. Glad you got it working. Sometimes i's easy to get confused what has to be parented to what. (And what shouldn't be.)
Chiki Dec 26, 2017 @ 11:30pm 
Wait?
why do you need to rig the car?
i have never made a vehicle in blender honsetly but if you are making a car wouldn't you just need to parent wheels to the car,Lockrot the car and the wheels,Spin the wheels for the animation then move the car with the wheels
Unless you are trying to make it transform or something.
Womb Raider Dec 27, 2017 @ 1:14am 
Originally posted by sshadowthekid:
Wait?
why do you need to rig the car?
i have never made a vehicle in blender honsetly but if you are making a car wouldn't you just need to parent wheels to the car,Lockrot the car and the wheels,Spin the wheels for the animation then move the car with the wheels
Unless you are trying to make it transform or something.

Trying to import it to Unreal engine for a project.
Chiki Dec 27, 2017 @ 3:53am 
Originally posted by Colonel Connor - Merry X-mas:
Originally posted by sshadowthekid:
Wait?
why do you need to rig the car?
i have never made a vehicle in blender honsetly but if you are making a car wouldn't you just need to parent wheels to the car,Lockrot the car and the wheels,Spin the wheels for the animation then move the car with the wheels
Unless you are trying to make it transform or something.

Trying to import it to Unreal engine for a project.
Oh i got you
Pte Jack Dec 27, 2017 @ 9:13am 
Colonel, if you want to take this one step further and be able to steer it, add 2 more bones to the front wheels, You can just duplicate the front wheel bones, because they are centered on the wheels already. Parent these new bones to the body bone and parent the wheels to the new bones, You spin the wheel bone as per normal to rotate the wheels leaving the Steering bones alone. when you want to turn the wheels left and right, you rotate the steering bones left and right. This way you're not iterferring with the rotation of the tires while it is driving down the road and risk them wobbling when you turn them.
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Date Posted: Dec 24, 2017 @ 1:38am
Posts: 17