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Questions tagged [soft-body]

Questions about soft body physics in Blender's soft body physics engine and Blender's game engine. Use this tag for question pertaining to soft body physics.

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37 votes
3 answers
10k views

Is there a way to prevent soft body balloons from crumpling when they hit walls?

In the last homework project for my Blender class, I had to make a balloon bounce across a ceiling as a soft body driven by wind. I fiddled with the constraints but it always crumpled on impact with ...
user avatar
29 votes
1 answer
25k views

How to simulate a rope?

I'm trying to simulate a rope (that later might get pulled on the ends*) that interacts with some obstacles. So far I created a plane as the floor and a cube as an obstacle, and activated "collision" ...
flawr's user avatar
  • 743
20 votes
1 answer
8k views

How to smooth camera animation to have fluid feel?

When dealing with camera motion, its very sensitive to any movement discontinuities. Is there a way to easily achieve natural looking motion when dealing with complicated motion paths and timings? ...
Jaroslav Jerryno Novotny's user avatar
19 votes
2 answers
10k views

What is the technical difference between softbody and cloth simulation?

They are definitely different, but soft body simulation is very slow compared to cloth.. why?
gandalf3's user avatar
  • 158k
18 votes
3 answers
2k views

Piping cream through a piping tip

I would like to simulate piping of a cream through a piping tip. I modeled the piping tip as you can see. I added a soft body to the cylinder, and then I set the piping to collision. But for some ...
solomancode's user avatar
15 votes
3 answers
10k views

Soft body to Soft body collision

Is it possible to have two (or more) Soft body objects collide in Blender? I have tried enabling self-collision, but distinct objects don't seem to interact with each other at all.
gandalf3's user avatar
  • 158k
12 votes
1 answer
8k views

Rig a rope spanning two objects

I am trying to rig a rope so that it spans between two objects. Technically it is a fuel line, regardless I am trying to get it to work with the soft-body physics, primarily because A, it will be ...
Evan's user avatar
  • 253
11 votes
1 answer
3k views

Why does my soft-body fly around?

My blend file I'm playing around with the Softbody engine in Blender to create something like this: ...but I've had no luck yet. Whenever I try to simulate, I get very strange results like this or ...
Poyo's user avatar
  • 1,595
10 votes
2 answers
2k views

How to best animate a licking tongue?

I'm trying to animate a tongue that is licking an object. First I thought the tongue could be a soft body colliding with the object that it is licking, however, with that many parameters and options, ...
kindoflike's user avatar
9 votes
3 answers
10k views

How to bake softbody animation into keyframes?

I am trying to bake a softbody animation into keyframes but I can't, does anyone knows how to do it? Thanks!
Hernan's user avatar
  • 91
9 votes
1 answer
3k views

Scaling a Soft Body object (Inflated balloons in a box)

I've seen abstract animations around the internet, in which bubbles grow in size within a closed area and get squished against each other and the walls in a realistic way. At 11 and 15 seconds there ...
MicroMachine's user avatar
  • 4,703
9 votes
1 answer
2k views

Creating a Soft Body Surface that Responds to Different Masses of a Rigid Body Object

Dear Blender Community, There's quite a few posts discussing the interaction of rigid body objects with cloth and soft body objects, but I haven't yet found one that provides a satisfactory answer to ...
Colin Conwell's user avatar
8 votes
1 answer
14k views

Is there a way to make rigid body interact with softbody physics?

I'm trying to have a surface with soft body hold obects that are falling on it with rigid body physics, but for some reason, no what matter what mass I give it, the objects just fall trough the ...
user avatar
8 votes
2 answers
2k views

Balloon Simulation - String is floating like balloon

I'm trying to simulate balloons gathering under a tent. I've finally figured out the stiffness and gravity of the balloon using a combo of soft body and rigid body modifiers, but the string is now the ...
goldspiral's user avatar
8 votes
2 answers
1k views

How can I make string tighten around a soft object

I've used blender for a couple months, my knowledge is limited to basic modelling. I'm trying to get the effect of string being tied around a soft object. Like this string around my finger. Not sure ...
Samantha A's user avatar
8 votes
1 answer
393 views

How do you avoid dependency cycle between two soft bodies?

How do you setup two softbodies with collisions without getting a dependency cycle ? A depends on B through Softbody Collision B depends on A through Softbody Collision Those two objects interact ...
RedFaction's user avatar
7 votes
2 answers
7k views

How to make a curve path from scratch given a list of (x, y, z) points?

I want to move a soft body object in my scene on a path (curve path). For the path, I want to make it myself from scratch. I basically have a Python List containing (x, y, z) points and want to create ...
Amir's user avatar
  • 3,062
7 votes
1 answer
4k views

How to get the physics engine to wraps a string around the moving part of a motor constraint?

I'm trying to simulate the physics of a string that wraps around a motor spool when the motor turns. The body of the motor and the shaft+spool defines a motor constraint, so a velocity can be applied ...
Cyril_J's user avatar
  • 105
7 votes
1 answer
2k views

make soft bodies stay inside another soft body

I have a cube, with a transparent surface, and make it a soft body and drop it. It's transparent because in it are some red balls. How do I set it up so that the red balls inside the cube bounce ...
lumpynose's user avatar
  • 656
7 votes
1 answer
879 views

Expanding Balloons

I've seen a lot of motion graphics animations from Cinema4D - expanding balloons compressed into a shape. The most recent one is the animation from Mi Fans 2021 Here's what I've tried: First thing I ...
Fernaldy Wiranata's user avatar
7 votes
1 answer
2k views

Animation of falling paper in cycles

I want to animate the falling sheet, i.e. swinging oneself and falling with zigzag. Is there some modifier which would let me get the more realistic effect than normal appointing the motion path ...
Neri's user avatar
  • 419
7 votes
1 answer
2k views

How to animate the twisting of a rope?

What is a good reliable method to animate multiple ropes being twisted together? One end of the ropes will be fixed in space, while the other ends rotate in a circle, creating twist. All the ropes ...
GiantCowFilms's user avatar
7 votes
1 answer
2k views

Soft Body hooking stretches instead of moving

I'm trying to animate a soft body in Blender by using hooking, but it doesn't work right. The following is what I do: I create a mesh - in this case it is an elongated object, like a thread/yarn - ...
MatX's user avatar
  • 171
7 votes
2 answers
763 views

Is it possible to simulate tape measure bending with Soft Body physics?

Metal tape measures behave in a very interesting way. When they are held out horizontally, for some length, they bend, but when they bend, both segments around the bend stay absolutely strait and the ...
GiantCowFilms's user avatar
7 votes
1 answer
298 views

Why is soft body modifier always on top of modifier stack?

It doesn't matter when I add soft body modifier, it is always the first modifier, and can't be moved down. Why is this?
user34102's user avatar
  • 103
6 votes
4 answers
955 views

How to make my icosphere inflate in a heart shape?

I am trying to create a soft body/ cloth simulation where the eyeballs inflate and pop out of the eye socket and form into a heart shape. I tried quite some different approaches now but none worked ...
luk's user avatar
  • 61
6 votes
2 answers
6k views

How to move / animate a soft body?

I want to animate a softbody in a way that it moves along a NURBS curve path. The Problem, which occurred as I gave it a try is that the simulation doesn't take into account the moving along the NURBS ...
Sebi2020's user avatar
  • 163
5 votes
1 answer
12k views

Ball with soft body and collision falls through plane

I am beginner in Blender. When I try to make a bouncing ball (UV sphere marked as "soft body") on the Plane (mark as collision), sometimes the ball falls through the plane. Or when it works ...
Silvia's user avatar
  • 97
5 votes
2 answers
699 views

How to make a realistic droplet drop on leaf?

I would like to have this to be so that the leaf is really getting the weight of the droplet and bending because of the weight of the droplet. And that the droplet really drags on the leaf before ...
Manu Järvinen's user avatar
5 votes
1 answer
351 views

Simulate character melting but retaining some volume

I'm trying to recreate this gif of vaporeon melting ( https://c.tenor.com/TAB--fTTrwQAAAAC/pokemon-vaporeon.gif ) with a model of my own character. However, when using soft body physics, the mesh ...
lane's user avatar
  • 71
5 votes
1 answer
969 views

Create internal mesh for object

How can internal meshes be created for object like shown in the answer for this question - Soft Body - Preserve Volume when deformed The answer provided a manual process that only works for object ...
Ed Tate's user avatar
  • 5,196
5 votes
1 answer
2k views

Long hair collapses with soft body physics in animation

I need to animate a long poly hair and would like it behave a little more like nature, so when I move the head it "follows it's path." I used a Lattice Modifier with Soft Body Physics to simulate the ...
tuliomarchetto's user avatar
5 votes
1 answer
2k views

Is it possible to animate a soft body object?

What I'm trying to do is create a few bouncing jello cubes. I can make a jello cube. And I can scale it to make it bounce. I can't do both. Scaling it requires Soft Body Goal to be enabled, but ...
Different55's user avatar
5 votes
0 answers
498 views

Is it possible to combine rigid body and soft body physics in the same object?

In blender as most of you know there is an option in the animation tab to have soft body and rigid body physics on an object. On a project that I am currently working on I need soft body on one part ...
Dummy Scripts's user avatar
4 votes
1 answer
2k views

How to have multiple soft bodies in a single object?

I want to use soft body physics on a human character. It means breasts physics is different than butt, thighs or belly. Is there any way to apply multiple soft bodies on single object? Like vertex ...
klufok's user avatar
  • 115
4 votes
1 answer
6k views

How to create a cable/wire for animation?

So I've created a "noodle" with a path and a bezier Circle that has soft body so that when I click play it will drop and flop about. What I'm trying to do is have one of the cubes stationary while ...
Khaz's user avatar
  • 43
4 votes
2 answers
346 views

Plastic deformation soft body / cloth pressure / dynamic paint / waves

I want to simulat the rolling of dough and achieve something like this: https://media.giphy.com/media/uq8Nqas3wsCITJ1MiD/giphy.gif I have tried soft body, cloth pressure, dynamic painting, waves but ...
Deemoss's user avatar
  • 51
4 votes
1 answer
835 views

Create a shower hose with correct physics

I'm making a shower hose that follows the handle when it moves. I've created it successfully following THIS tutorial, but the hose is too "elasticy". I'm wondering which settings I should change (...
gatzkerob's user avatar
  • 315
4 votes
1 answer
9k views

soft body pinning

Is it somehow possible to pin vertices in soft body simulation as it is possible to do it in cloth simulation? I have an object that I applied soft body simulation to, however, the settings cause it ...
salamun's user avatar
  • 341
4 votes
1 answer
1k views

how to make cycle renders look more octane

I'm quite fascinated with the soft view in renders with octane all octane renders have a particular light and softness; somehow, I cannot reproduce that blender cycles. Any suggestions on how to make ...
Beetran Dahiya's user avatar
4 votes
1 answer
9k views

How to have consistent soft body physics in a specific area of an object using vertex groups?

I'm trying to add soft body physics to a small vertex group within a larger object, thus applying the soft body behavior to that small area of the object. My end result will hopefully be an ...
Meg's user avatar
  • 41
4 votes
1 answer
1k 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 ...
diniulian's user avatar
  • 930
4 votes
1 answer
4k views

Soft bodies bouncing with collision

I am trying to get soft body objects to interact with each other as if they were real world, rubbery objects. An example of the type of material I am trying to create can be seen in David McLeod's ...
MicroMachine's user avatar
  • 4,703
4 votes
1 answer
872 views

Animation Nodes - Blend distribution of objects on a curve into another curve

I've been trying to recreate the effect from the Cinema 4D tutorial below: https://www.youtube.com/watch?v=BPv2HVvQfGo I'm stuck at 9:55 where he uses the inheritance effector to be able to morph ...
cc03d.com's user avatar
  • 139
4 votes
2 answers
2k views

"Copy from active" doesn't work as expected

I am trying to apply Physics effects to cubes I have created by using the "copy from Active" command. So this cube has Collision, Soft Body and Rigid Body settings: I selected my target objects (all ...
MicroMachine's user avatar
  • 4,703
4 votes
2 answers
3k views

Why is the Blender soft body physics permanent deformation not working?

At the moment I'm working on an auto crash scene. I've set up a good rigid body sim and perented a low poly car to it so that I can run a soft body sim on it and then use it to deform the high poly ...
sundan's user avatar
  • 121
4 votes
2 answers
2k views

How to apply soft-body curves (noodle simulation) as solid object?

I created some noodles in blender to satisfy my 3d appetite, but I don't know how to convert them into a solid object. Softbody and collisions are just right, and I've found the right part of the ...
Pipsqweek's user avatar
  • 391
4 votes
1 answer
2k views

How to get frame-by-frame object location in Blender 2.8+

I am trying to get the frame-by-frame location of the softbody physics simulation (collision of softbody cube with a plane). I am incrementing the frame of the simulation using ...
cranberrymuffin's user avatar
4 votes
0 answers
184 views

Multiple balloons floating on strings

I have a scene with multiple balloon text shapes, each on a string, like so: What I'd like is to make each one bob up and down a little as if they are pulling against their strings, and ideally react ...
Andy's user avatar
  • 283
4 votes
0 answers
541 views

Braid not colliding with clothing (Curve Problem?)

UPDATE: I noticed during the animation the curve the armature is following stretches out and although is still attached to its origin point keeps falling. Is there a way to keep the curve from ...
Falco Oat's user avatar
  • 111

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