Questions tagged [rigidbody]

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1answer
21 views

Active rigid bodies not colliding with passive ones

I am trying to do pwnisher's community challenge. I downloaded base animation template (Blender). In blender the animation is playing just fine but when I add new objects for collision (rigid body : ...
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0answers
16 views

Rigidbody not updating, and not deleting bake

I have 2 objects both with rigid body. One object is active, the other is passive. One active object should be moving after I hit the playback (as its done in the past). However, now the object is not ...
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2answers
24 views

want to add moment to fingures vincent model blender

I've been playing with this vincent model which i have downnloaded from blender cloud everything seems to be good but while playing with the fingers part im not able to bend the bones correctly i ...
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2answers
32 views

rigid movements are not working after generating rig using rigify addon

this is my mesh which is in .fbx format and i have added armature (basic human ) moved all my bones such that they are inside the mesh applied scale for mesh applied scale and location for bones and ...
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0answers
11 views

adding bone to mesh based on faces or part

i have a small doubt is there anyway where we can add bones to mesh and add movements to it accordingly i want to add rigid moments to hand part of that tshirt mesh but trying to parent it to ...
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2answers
18 views

Rigid Body collider

So I created a plane and gave it a rigid body component and I made a Cube and gave it a rigid body as well but, when I sculpted my Plane, the rigid body stays at its normal shape and the Cube won't ...
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1answer
37 views

Objects falling slightly below the plane

I'm new to Blender and I'm making a simple animation and I want an object to stand on plane. I have a plane aligned with 0 on z-axis with passive rigid body. I placed an object on the plane so that ...
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0answers
15 views

rigify not working on my facial model

followed this tutorial to add facial movements https://www.youtube.com/watch?v=HiDft_K7D_k&t=536s followed every step as mentioned and applied rigging movements but im not able to move the facial ...
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1answer
27 views

Placing objects without sliding

I have two cuboids (which are rigid-bodies) and I want to arrange them in this way: But they just slide away, and I am unable to stop the sliding. I tried increasing friction for both the objects and ...
3
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1answer
139 views

How to make rigid body constraints more realistic?

I made a cube using 10x10x10 small cubes with rigid body and connected them by rigid body constraints. Cubes and the constraints are all connected to an axis and animated to fall and crash.The ...
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0answers
87 views

Rigid body not falling down; flies away in a different direction

I'm new to Blender (2.92) and was following this conveyor belt animation tutorial . I decided to use a heart-shaped model as the object that would move along the conveyor belt. When I added the rigid ...
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1answer
30 views

Sometimes, rigid body works!

I'm trying to simulate a very basic rigid body setup. I want it to start from frame 297 (not from the beginning). I do this by animating the Dynamic property. Everything works but at the first few ...
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1answer
19 views

Rigid body - objects randomly snapping together

I've tried playing around with substeps and solver iterations, and the collision shape + margin. Nothing helped yet. The size of the objects are 0.08 x 0.01m
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0answers
19 views

Rigid Body problem

i have a problem with an animation, i have a wheel that must spin when enter in contact with a ball, when i try to put the ball, the ball move the wheel, but pass through some parts of the mesh or it ...
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1answer
40 views

Gear motor fine until it touches other gear

I'm trying to create a planetary gear system, following the tutorial on YouTube, following everything to a tee. I have finished making the sun, planet, and ring gear, yet once the sun moves and ...
1
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1answer
20 views

Blender Rigid Body Physics issue

I want some balls to fall into holes with gravity but the balls pass without falling into the holes.
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1answer
10 views

How do I make rigid bodies use a curve guide force?

It seems some force types do not effect rigid bodies, does anyone know which forces can actually be used on rigid bodies? In this case I'm trying to get 'debris' to get 'sucked up' by, and carried ...
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0answers
27 views

Rotation of objects using wind force

I'm using the wind force to blow some floating objects in the wind. I have the Affect -> Rotation checked, but the objects don't rotate. What am I missing?
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0answers
35 views

how to make rigid body react to the wave modifier or animated shape keys in blender ? (Or let's say animated vertices/faces if that matters )

I have created a plane with animated wave modifier, applied scale and location as well. On top of the plane there are few cubes with active rigid body. I want when the wave comes cubes on top of ...
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0answers
34 views

why dosen't the motor constraint work properly?

I made a simple car with physics and rigid body constraints. The car can go downhill, but I wanted it to go uphill. so I added a motor constraint with an angular velocity of an inpulse of 10 and a max ...
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0answers
27 views

Rigid bodies being affected by bone constraints

I am having and issue with rigid body physics. I have a main object that acts as a collision, and four objects around the first that have constraints that attach them to the first. I also have an ...
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1answer
28 views

Rigid body following path

I'm trying to make a rigid body sphere follow a path while it rests on another rigid body, which I'm tilting in different directions in order to balance the sphere, but I'm not having much success ...
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1answer
24 views

Rigid body bounces away when starting animation

I'm trying to create an animation in which a ball is placed on a plane which I'll then animate by rotating it in different directions. However, as soon as I check the "Animation" box under ...
1
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1answer
28 views

Rigid Body and directional constraints

I would like to be able to 'push' multiple Rigid Body objects up along Z-axis (using another Rigid Body). The trick is that they must only move on the Z. And once pushing force is gone the objects ...
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0answers
36 views

Show Convex Hull Collision in the viewport

Like in the title, is there any way I can see the Convex Hull mesh when I enable the rigid body on an object? I can see sphere, box, cone and all the primitives, but convex hull nada. Seems like quite ...
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0answers
12 views

How to position the empty of the motor constraint for the platform to go upwards?

How do you position the motor constraint (empty) to make the platform go upward? Currently, there is a motor rigid body constraint between the cube in the background and the platform. The cube is set ...
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0answers
23 views

Cell Fracture Geometry Issue

I'm trying to cell fracture a mesh of a mask and running into some unintended results that i would like to fix. When i cell fracture the mesh I am getting strange pieces that are extruded. I am not ...
5
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2answers
121 views

Rigid body animation problems (coin pusher animation)

Im trying to make a coin pusher animation with rigid bodies in Blender. I have a few problems. The 5 coins on the 'pusher' itself dont fall down. They stay on the same level. They dont join and ...
1
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1answer
117 views

mesh collision rigid bodies acting very strange. (bouncing, shaking, etc…)

I am currently using blender version 2.92.2, and I am making a simple rube Goldberg physics simulation, however, for some of my objects I will need to use rigid bodies that have mesh collision instead ...
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0answers
14 views

Edit Presets in Calculate Mass

In the documentation for Rigid Body physics we are told "There are many useful presets available from the menu..." However, I find many of them are not so useful or are completely redundant. ...
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0answers
24 views

Riging problem. When i try to bend the knee, it doesn't bend, it splits in two pieces

I have a problem trying to rig a leg. It works perfectly with the arms and any other thing i tried the Armature tool on. I have used a cylinder for the leg and scaled it in the Y direction for the ...
1
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1answer
35 views

Rigid body physicis is resetting my object location

I've got a scene where I'm trying to get a cube, to travel at high speed and collide with another cube, I'll call them cubeA and cubeB. I animated cubeA to start far off in the distance, away from my ...
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1answer
28 views

Rigid Body Unbalanced Weights

I have not seen a post about this on BSE yet. Is there a way to create a rigid body simulation with two connected objects with different weights? Think of a hammer or a mace. Naturally, the heaviest ...
1
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1answer
19 views

adjust rigid body objects' position without affecting the whole shape

I made a logo animation using a rigid body but do not like how the blocks are spread. Moving the blocks one by one did not work because the new position affects how they are gathered together at the ...
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0answers
20 views

Add rigid body physics for an object with a modifier and keyframe

It is possible in blender to add rigid body physics for objects that have modifiers and are keyframed? Now the left object doesn't interact with the right object... Even if I check "Animated&...
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1answer
53 views

Physics in tracked scenes, not working

I've already made plenty of Blender physics simulations in my life but when i try physics in a camera tracked scene, literally nothing happens. Always. All setup is the same as in other scenes but ...
1
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1answer
24 views

Rigid body bursting and clustering

I'm trying to make a logo animation of it crashing down to cubes. Even though I followed a tutorial (https://www.youtube.com/watch?v=XNDO2xvUHtc), I have a different result..... 1st problem: I copied ...
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1answer
89 views

Rigid Body Physics - Can't Transform or move mesh when applied

I am relatively new to blender and 3D modelling and have decided to try my first animation. I wanted to make a chain swing slightly and have followed numerous tutorials using rigid body physics, ...
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0answers
14 views

Collision physics. Rotating object constantly hitting coffee beans in a grinder or roaster

I would like to make a collision with a spinning object in a coffee roaster/grinder and the coffe beans being roasted/grinded. I have tried with rigid body physics and collision physics, without any ...
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1answer
30 views

Why is my rigidbody broken?

Both rigid bodies have mesh collisions.
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0answers
55 views

Rigid Body 'Start Deactivated' not working?

so I made this animation where a circle is expanding and should hit the rocks floating around it. The circle has a torus around it which is parented to the rest so it follows. I made the rock pieces a ...
4
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2answers
66 views

rigid body not rotating after collision

I was trying to recreate a bowling alley in Blender 2.90. The YouTuber "Default Cube" made a series of 3 episodes on YouTube where he showed how he did it so I watched the videos and tried ...
1
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1answer
137 views

Why does my RigidBody jump weirdly in the begining of the animation?

As soon as the animation starts the top of the box weirdly jumps or wiggles, depending on wheter Mesh or Convex is selected. Here is the download of my project
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1answer
16 views

object shrinks whenever I give it rigidbody physics

I am trying to make this helmet that you see here below, interact with the ground using rigidbody physics. However, when I give it an active rigidbody and push play on the animation, the object ...
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0answers
57 views

How to Make a Rigid Body Car in Blender

I am making a car with blender and I want the car to ride with rigid bodies. I already have the wheels and they are all moving and reacting to slopes but now I want them to connect to the rest of the ...
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0answers
97 views

Object>>rigid body>calculate mass: mass estimates are bit out on shape created using Maths Mesh tool

I was hoping to use Blender to calculate the mass of shapes with curved surfaces. To start I took a 1m cube and performed a boolean difference with a parabolic curve (x=0 to 1m)that was extended ...
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0answers
17 views

Aligning the meshes of two scanned fragments of a 16th centruy wooden altar piece for glue joint analysis

I am working with photogrammetric 3D models in the restoration of wooden cultural heritage. I use the digital 3D models to analyse the gluing surfaces of two fragments of a wooden altar piece from the ...
4
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2answers
303 views

An object inside in another object with physics properties - rigid body

I am trying to create a physics simulation, but I not succeed... What settings should I use for rigid body if I want to create an object inside in another object with physics properties (rigid body) ...
1
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1answer
96 views

Why do rigidbodies snap back when keying “animated”?

I know this question has been asked before, but no one has properly answered it. I am trying to animate two rigid bodies on a curve to hit each other at a certain point, but upon keying "Animated&...
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0answers
41 views

How to make a rope that doesn't stretch

I have a rope made out of a plane and cloth sim. One end is just pinned to hang in the air and the other is attached to an empty which then I can move around the scene to see the way rope interacts ...