Questions tagged [physics]
Questions pertaining to Blender's internal physics or the Game Engine physics.
2,107
questions
0
votes
0
answers
13
views
Removing outside line and "X" in middle in object mode [closed]
How do I simply remove these lines (the outside edge and "X" in the middle}?
2
votes
0
answers
13
views
How can I use physics to create a bobble head?
I'd like to create a bobble head type set up. A smaller cube (the head) slightly higher than a larger cube (the body). When the smaller cube is hit by another physics object I want it to behave like ...
- 21
0
votes
0
answers
19
views
Emit liquid from the whole of the mesh's faces?
I would like to be able to emit liquid from the whole of my icosphere mesh.
As you can see, it only seems to appear from the bottom half.
Blender 3.6.5 / Windows 11
https://drive.google.com/file/d/...
- 39
0
votes
0
answers
12
views
Baking from script on Blender 4.0
This is the code required to bake a particle system on Blender 3.6:
...
- 101
0
votes
1
answer
16
views
Why my particle system only shows particles falling down?
I just started learning to use Blender and I'm following a tutorial in which i have to create a particle system over a mesh; but when I add the particle system and press play, it only shows the ...
0
votes
0
answers
12
views
Are Bullet and Mantaflow independent physics engines?
Are Bullet and Mantaflow independent physics engines? Or is Bullet responsible for some of Mantaflow's physics?
-1
votes
0
answers
34
views
is there any way I can recreate this slushy animation in blender? [closed]
https://www.youtube.com/watch?app=desktop&v=B3J13n_0fkg Can I recreate this animation in blender?
- 143
1
vote
1
answer
29
views
Deforming a mesh with a rigged hand
I always wondered how to deform an object being grabbed , i usually use a shrinkwrap modifier for more simple collision, but it do not works very well for more complex cases...I also tried cloth ...
- 73
0
votes
0
answers
6
views
unexplained crash when adding a subdivision modifier to this cloth simulation [closed]
I'm trying to make a simple pillow using a cloth object and collision object, but whenever I add a subdivision modifier to the cloth physics object, the program crashes. I've heard enabling GPU ...
- 1
1
vote
1
answer
31
views
I have added the rigid body modification but the problem occurs when the animation starts, why?
I have created a pulley system that would fall when more mass is added but when the animation starts it flies off in another direction other than just falling down.
How do I fix this problem?
This is ...
- 19
0
votes
2
answers
44
views
I have applied a rigid body modifier to a sphere, with the setting labeled "dynamics" but it doesn't fall straight down, how do I fix this? (edited)
I am creating a Rube Gold berg machine but the problem starts at the beginning. I added a iso-sphere into the project then applied "rigid body" and saved the location keyframe on the ...
- 19
2
votes
1
answer
92
views
Bake All Physics in a Scene at the Same Time
Is it possible to bake the physics on all simulations in a scene at the same time? For example, I have 12 flags that blow in the wind. I want to be able to delete bake/bake all of the simulations at ...
1
vote
1
answer
28
views
Floating Objects
I want to do an animation where a door opens and objects float.
How can I do it?
Reference: https://www.instagram.com/reel/Cn4rLCvKs-X/?igshid=MzRlODBiNWFlZA%3D%3D
Thank you.
- 99
0
votes
0
answers
24
views
Breast mesh not moving in pose mode
I was learning this video to know how to make the jiggle of breasts, everything was alright until I tried to move the model in pose mode to see breasts jiggling with the body.
However, when I move the ...
1
vote
0
answers
43
views
Terrain ploughing simulation
I am trying to model something moving through a terrain and disrupting it (think Star Wars Imperial Destroyer size thing crash landing on a planet)
What I want to do:
model terrain being displaced by ...
1
vote
1
answer
37
views
My cloth physics stop working when baked, what's going on and how can i fix it?
I'm trying to follow a towel tutorial. However my physics aren't operating correctly. Even before baking my cloth only will fall correctly when i hit play, then tab out of object mode and into edit, ...
- 11
1
vote
1
answer
42
views
How to have multiple objects work as one object with rigid body physics
I have 6 objects that I want to behave as one with rigid body simulation
1
vote
0
answers
24
views
Frozen Rigid Body Simulation
Good day,
I have been encountering an issue in Blender for some time and the issue remains with Blender 4.0. I'm not sure if it's the result of my error, as occasionally removing and adding physics ...
0
votes
0
answers
15
views
Is there some way to show bending/folding deformation on a surface due to another object?
I have a platform that moves in a clockwise direction throughout the animation. then, another object needs to come down into frame and touch this object, dragging itself across it, which creates ...
- 1
0
votes
0
answers
17
views
Two separate cloth objects not colliding properly
I am attempting to make a few smaller balls to collide with a larger one at the centre, however, I encountered a problem where I can't make the larger ball to deform as smaller ones hit it.
The ...
- 444
1
vote
1
answer
28
views
Coins dancing for a very long time when animated with physics simulation
I have put several coins above a table and I want physics simulation to make them fall on a table. So far, I have almost succeeded, but some coins dance for a very long time on the table (nearly 21s!)....
- 165
1
vote
0
answers
36
views
Ball squeeze through pipes
I am trying to make simulation similar to this (around 5sec)
https://www.pinterest.es/pin/573997915020314265/
and i have this issue that the ball wont come trough the pipe like on the picture. Any ...
0
votes
0
answers
21
views
Edit particle system at frame
I'd like to let hair in a particle system fall by gravity, then cut the hair. Before gravity, I can't get the correct lengths. An incomplete work-around is to convert the particle system to mesh, then ...
- 1
0
votes
0
answers
19
views
I cannot get rigid body physics to work properly
Can anyone have a look at my file and or tell me how I can fix this and achieve what I am trying to achieve here? I am trying to make a rosary that a monk would where animate and I started with basic ...
1
vote
1
answer
46
views
How can i make other parts of a model move during animation while the main body have physics?
Here is my situation: i have character that is a sphere (body) with another sphere inside (brain) and the surface of the body there are two discs (eyes) and another one (mouth).
The rig start from the ...
1
vote
1
answer
63
views
Parent objects with physics
Hi I'm quite new to blender so I don't even know what the technique is called to google it or any of the right search terms.
I want to make an object like this, the centre ball as the controller and ...
- 15
1
vote
1
answer
27
views
Physics Dropping Ball Blur
Friends,
Maybe some of you have seen on a golf telecast where the putter hits the ball and all the "frames" of the ball rolling toward the hole suddenly become one, long "blur". I ...
0
votes
0
answers
12
views
Rigged Object does not effect the floor in physics simulation Rigid Body
Here you can see my scene. The skeleton is rigged with an armature. on the left side i created a spehere to demonstrate that the simulation is working. When i animated the skeleton i choose mesh ...
- 11
0
votes
1
answer
18
views
Cable getting stuck - pyhsics
I've been trying to create an animation in which a high-poly object is lowered from a building using a pulley. I'm still a beginner when it comes to physical simulations. The pulley cable is made of ...
- 21
1
vote
1
answer
15
views
Gravity not affecting the Scene
I have a proj on uni to simulate an asteroid clashing on to another asteroid and shattering. I already have the collisions, cell fracturing of the shattering asteroid, animations, and gravity set to 0 ...
- 11
0
votes
0
answers
26
views
Cloth Physics not Working after apply
i have made a female charackter and i will add Physics to the breast of the charackter. it's working fine but when i apply the cloth physics the physics object to simulate the breast physics will not ...
- 1
0
votes
0
answers
12
views
Make meshes with armature (converted from B-Bones) fall onto plane in a pile
I'm new to blender so please bear with me–
I created a model of a large worm with a small person parented within. The person is parented to the worm and both of them are parented to bendy bones (which ...
- 1
0
votes
0
answers
46
views
Robotic physics simulation for Reinforcement Learning
Im new to blender and I was wondering if there is a way in which I can have the 3d model of a robot, and control its movement via an external input like a python code, and also get the positions of ...
0
votes
1
answer
53
views
I want to create a helicopter carrying a logo or any element and make it move,
I want to create a helicopter carrying a logo or any element and make it move, and the element is affected by the movement
I want the element or logo to be attached to the helicopter by ropes, and the ...
- 11
3
votes
1
answer
45
views
Why is this object not colliding with a cloth?
I am trying to make a plastic bag with
Why is this blender cube with:
A collision modifier with single-sided disabled
Not colliding with this cloth with:
Object collisions enabled
A thickness
Here ...
1
vote
0
answers
42
views
eliminate ALL motion damping in hard body physics
When I create a simulation of a hard ball rolling in a hard bowl, the ball eventually loses energy, slows down, and stops. Think of the bowl as curved spacetime and the ball as ... a ball. :)
Since ...
- 21
0
votes
0
answers
41
views
Velocity of rigid body on impact for sound effect?
How can I get the velocity of a rigid body on impact so that I can add sound effects?
B-A: if I get the velocity right before impact by comparing the last two ...
- 123
0
votes
0
answers
42
views
Create a body impression on a foam cube mattress
I've been trying to create a simple animation where there is a body imprint on a foam layer made of cubes. I'm using cloth physics on the mattress, and moving it up to the body mesh to create the ...
1
vote
1
answer
39
views
What physics settings should be used to make a knot wrap up around itself?
I am trying to animate a fishing knot, and I need to know what physics to use to make the knot pulls on to tie up.
https://www.youtube.com/shorts/p5W0b6WLg-s
- 11
0
votes
0
answers
53
views
Water simulation - How to make water spill (difference between 2.8 version and 3.6 new update)
How can I recreate this fluid simulation from 2.8 version to current 3.6 version? I do not see any 'obstacles' in fluid simulation.
I was following this tutorial "making water spill from backet ...
- 55
1
vote
1
answer
60
views
How to model coiled up cables
Blender to the rescue?
After working pretty extensively with Solidworks for 2 years, I was tasked to model some realistic looking coiled up cables for solar panels. SW is definitely not made for that ...
- 11
0
votes
0
answers
21
views
Clothes shrinking inside my character
I've been doing a character for the last days and I'm currently trying to make some clothes, I had some prototypes done and after finishing some corrections to my characters mesh I applied the ...
- 1
2
votes
0
answers
41
views
Pinning Vertex group in cloth physics removes wrinkles
I created a bag of chips, added a cloth physics to it, and added pressure so it inflates.
I had created a Vertex group at the top and bottom of the bag so I can pin it in the cloth physics properties.
...
- 513
1
vote
0
answers
118
views
complex geometry bending in wind while maintaining length and individual dimensions (geometry nodes)
I'm working on a scene which includes a grass field that is affected by a strong wind.
Therefore the desired result is a bending affect in the grass, due to the wind force.
For the grass I'm using a ...
0
votes
0
answers
37
views
adding gravity to instances
I an trying to create a simulation using lego bricks. i am instancing them on a cube that is hidden from rendering. i want to apply gravity and a rigid body to the bricks so the fall and land on the ...
0
votes
2
answers
107
views
Rigid Body Constraint doesn't work
I want to limit the rotation of a physical object on two axes so that it rotates only on the X axis. However, Rigid Body Constraint has no effect. How can I fix this?
- 11
0
votes
0
answers
19
views
Is there a way to run scripts on physics collisions?
I want to run a physics simulation where certain things happen when objects collide --- for example, teleporting the object from one place to another, or spawning a new object.
I know that this should ...
- 532
1
vote
0
answers
85
views
Hanging an object from a string with physics
I'm working on a project where I'm creating a Christmas ornament and it would be great if it could be as physically accurate as possible. It only has two elements, a disc with a small hole in the top, ...
- 11
0
votes
0
answers
38
views
Unrealistic behavior with the rigid body physics
I'm facing an issue with potato physics in Blender as demonstrated in this video, and I hope someone can help me understand what's going wrong. The potatoes seem to bounce in an unrealistic manner ...
- 1
0
votes
0
answers
11
views
Bake Cell fracture physics? [duplicate]
I have a vase that's broken with cell fracture and physics.
I only need it to stay broken, not be seen in motion.
is there a way to bake the broken pieces as they fell?
Thanks
- 124