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Questions tagged [rigid-body-simulation]

Questions pertaining to Blender's built-in rigid body physics simulator and rigid body simulations in the Blender game engine. Rigid body physics are used to accurately calculate dynamic motion of non-deforming objects.

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Coat Clipping Through Mesh and Hair Issue

I've tried everything to fix this, but the Rigid Bodies on the coat don't seem to want to work properly and clip through the legs of the mesh. Also, the hair moves incorrectly rather than naturally. I'...
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Problem rendering at the end of rigid body animation with script

I am working with a rigid body sequence consisting of a number of objects (leaves) that fall on to a plane. I want to loop through a number of different starting locations and rotations of the leaf ...
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How to apply a force via python to a rigid body wheel

I have set up a simple car like model in blender 2.8 I have now set up a rigid body so I can simulate simple physics Main Block - Active Rigid Body Wheel - Active Rigid Body Empty - Rigid Body ...
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Generate Mesh Using Boolean Modifier Over Time

I want to create a mesh that is the "union" of an object at it's various locations in the timeline. For more clarification, here is a simple example. If I were to start with a UV Sphere, and animate ...
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Where should I go for Blender questions about 3d adult videos?

(If this is a problem, I will delete it.) I'm making 3d adult videos as a blender as a hobby. When I learn one by one, I get two or three questions every time. If I post the question here now, it ...
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how to reset dynamic/physic simulation at frame other than 0?

I have a dynamic (rigid body) simulation, but my animation range is from frame 584 to 716. So i don't start from frame 0. The problem is i can't start the simulation because i have to go to frame 0 ...
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I'm having trouble with rigid body simulation

I made a living room and made the floor and walls passive. Then I put rigged characters in it and made them active. The characters still go through the floor. As they fall the mesh gets all distorted ...
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45 views

Soft body friction

I want to create in blender a scene like this one, attached here. I have a past in cinema 4d, there was very easy to create this. I tried in blender in this way: I create a soft body sphere and a ...
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How to fix this physics problem?

Hello everyone, How to fix this physics problem, the objects pass trough to wall. I increased the Steps per second and Solver iterations in scene settings > Rigid body world. Also, I set the shape to ...
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Adding a pure “Force Constraint” between two objects

Rigid body simulations in Blender have a "Motor" Rigid Body Constraint which can constraint the velocity by which two objects are attracted or repelled. Is there a "Force" Rigid Body Constraint that ...
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Animating a car crash while using rigacar?

So, i started to animate a car drive, that car will crash into a tree at the end. But how do i use the rigid body simulation while using "steering-bones" from the Rigacar-Add-on, those Bones have a ...
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38 views

Rigid Body | Copy from active

I',m struggling with a change from blender 2.79 to 2.8. When you apply a rigid body to something and want to apply it to a lot of other objects, you you use dto (in blender 2.79) go over to your tools ...
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physics-based tank rig - interaction problems between OBJECT constraints and rigid-body physics

(I would attach my blend file, but I can't figure out how to attach non-image files (and haven't found any documentation on how); if someone needs it, just explain how in a comment and I can edit the ...
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Physics problem - the objects pass through the wall

How to fix this physics problem? The objects pass through the jar wall... I want to remain in the jar. https://drive.google.com/open?id=1Tj8ZReUG8lLU5dHCbrnWqC3nAjpVQxW3 at second 5 No answer..., ...
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1answer
31 views

How would I save my objects as-is in the middle of a rigid body simulation

I want to save my objects in place as a movable editable entity. I have been searching the internet for an answer, but I have failed to find one. I have this broken wall, that I used rigid body to ...
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Box filled with candies - particles overlap [duplicate]

I created a box and I want to fill with particles objects. The problems is that the particles-objects are overlapping. How can I create dynamic particles, where each one interact with the each other, ...
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49 views

Why does rigid body physics not work in objects created by an object instancer? (Animation nodes)

Simple setup: When I've played an animation, an instanced cube has stayed put:
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Character Goes Through Object (Light switch) in Game mode

I am trying to have my character flick 'on' a lightswitch while in blenders game engine, however my character keeps just going through the object. All the tutorials and help on this subject are from ...
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How to speedup Soft Body simulations in Blender?

Is there a way to speedup Soft Body simulation in blender like in cinema 4d: https://www.youtube.com/watch?v=CykigKQwadU I have a high-poly object and I can not animate it with soft body dynamics. ...
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1answer
31 views

Physics simulation accuracy

I want to create an animation with a cup falling on a plate. I encounter this error: https://drive.google.com/open?id=1HWPJKGIEsMbaL5WniwBCojy_XnwbjaAa Here are my rigid body settings, for the cup ...
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26 views

Make rigid body fall at specific frame? frame_set not working properly? script python

I am trying to make rigid body objects start to fall at specific frames. I've tried using the following code to advance to the frame I would like, then import and set the rigid body properties. When I ...
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Make Rigid body object move at constant velocity? Script in BPY Python

I have an object that I want to drop onto a flat plane that contains other objects, may or may not collide with other objects depending on where it's being dropped. I can easily achieve this by ...
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Insert keyframe for rigid body properties for object python script blender

I have a bunch of objects falling onto a plane, and want to have them fall at different frames (i.e, Object1 falls at frame 1, Object2 falls at frame 100, etc) Could anyone help me with trying to set ...
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How to set up the IK Controller bone without separating its parented bone in the process?

So, I'm following this great tutorial from Sebastian Lague. And this is exactly what I am doing: In Edit Mode, I select both the Foot.L bone, then its IK Controller bone (behind). Then hit Ctrl P to ...
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Is it possible to realistically tie advanced knots with animation and physics in Blender? (I tried molecular script)

Initially, the task was looking pretty simple: Make a wooden sign tied with 2 ropes showily appearing on the screen and swinging on those noose knots. After 3 sec one of the knots come untied and sign ...
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Rigid object behaving differently in Object and Edit mode?

Ok, so I'm a total noob at this. However, It seems weird that an object, in this case a modified cube shape, behaves differently when dropped from a hight depending on if it is viewed in object or ...
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ferris wheel rigid body constrain

So i try to make a ferris wheel but using rigid body physics. The ferris wheel itself using a motor constraint and it work just great. But when i try to attach the cab with point constrain, well it ...
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Boids - how to make them fall after collision?

I got this particle simulation using boids (see the rule order on the video). They work fine. I introduce an obstacle and all of the sudden boids start teleporting from their normal trajectory all the ...
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Center of World Map is not the same as center of bullet

When I import 3D buildings with coordinates in blender to bullet, center of the bullet is not exactly at the center of the map imported from blender (area that I have imported), but shifted couple of ...
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“Render Animation” doesn't refresh bone constraint to rendering frame in 2.8

I have a character that switches from armature control to a rag doll controlled by the physics system using bone constraints. It works fine when playing in the viewport or when rendering a single ...
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I want to make a cannon ball sink slowly into the ground [duplicate]

I want to make this giant cannon ball sink slowly into the ground. I've attached a bone to the plane and animated it so it does this: The problem is, I want other objects to fall into the hole after ...
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Why are my particles behaving weirdly? Resting in odd shape, ignoring passive rigidbody mesh

I try do do an animation where a rock gets grinded into powder. for that purpose i created a particle system that spawns the powder over time. Because i want to rotate the bow later and pour the ...
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559 views

Is there a way to make a ball roll using rigid body physics?

I know you can do this in Blender Game, but is there anyway to have a ball rotate as if it were rolling in Blender Cycles?
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1answer
29 views

Is it possible to control the bounciness in Rigid Body?

I was trying to make 3 balls bounce at a time from same height with same weight and same bounciness. But when they collide with the passive surface they start to bounce unevenly like one goes very ...
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Understanding the dynamics implementation (rigid, soft body and Force Fields)

i'm currenty studying the blender dynamics and physics implementation for research purpose, but i'm struggling to do so. I've already searched extensively in the documentation pages but still I haven'...
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Is it possible to make forces act on the objects surfaces instead of the object center?

I want to create an explosion where I need to give the planks some radial velocity based on the point force. The planks are just moving away from the force based on the center point of the mesh. Is ...
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1answer
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How do I make objects collide with text?

I'm a beginner in Blender, and I'm making an animation where an animated piece of text collides with balls in its path, causing them to roll. I was just wondering if there was some way to tackle this ...
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38 views

Mixamo character in Blender - changing the position of the body

I'm totally new to Blender. I managed to download and add two Mixamo animations in Blender to create smooth transition between them (yay!). I would like to change also a character a little bit - ...
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Rigid Body Doesn't Interact

I'm creating a simulation of the 9/11 tragedy. However, the rigid body for both building and the plane don't seem to work at all. Plus, the plane itself is rotating every time I add rigid body to it. ...
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Simulating an egg on a conveyor belt getting smashed

I have a short animation of an egg shape (solid w/o liquid) and the egg is on a conveyor belt (follows directional movement of belt via driver) then was supposed to have the egg get smashed by a large ...
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How to Animate Rigid Body Angular Motor Velocity?

I am using Blender 2.79 on Linux. I've been able to create a rigid body with two motors (angular) turning some gears (the motor velocities interact at a differential). This works as expected. The ...
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395 views

Adding Add-Ons to Blender 2.8 Manually

I want to fill a glass with water and smash it. Fracture ADD-On unavailable. Need Alternative or a way to add it in 2.8 I just started in 2.8 but looks like the fracture add-on is unavailable. Is ...
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1answer
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How to link two different physics objects together?

I am trying to make a winter hat model which has cloth simulation on it. The model : This is not the final model but this should give you the dea Is there any way to make the fur parts heavier than ...
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1answer
55 views

Create a Hanging Bucket Effect (Handle Hooked on Rod)

I'm trying to create a hanging bucket effect, where the handle hooks on a rod and when the bucket falls, the handle stays hooked. I've tried almost every combination of Active, Passive and Active (...
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Rigid body: Animation blender

hello I wanted to ask if there is a way to animate an obyect while its in rigid body animations. because i want to make a rubiks cube that lies on the table and have the pieces of the cube moving but ...
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animation player not working

My animation player doesn't seem to be working. Both my fluid simulations and fire simulations fail to play. I shared the blend.file with someone else, on whose computer the simulation ran fine. I ...
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Why wind effect wont affect rigid body simulation in 2.8?

I have a simple setup. An active cube and a passive plane with rigid body physics activated. An empty with wind physics activated and the strengh set to 1000. When I play the animation, nothing ...
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Animate a face rig based on data from an external source

I would like to know if it's possible to use Blender to make a 3D animation of a person that simulates the spoken dynamic information working with the API of DialogFlow, for an intelligent robot? I ...
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1answer
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Cell fracture and animating rigid bodies

Could anyone please explain to me how to achieve this something like this: I have a fractured sphere on top of a table and I want to animate it rolling of-of it and then exploding into pieces only ...