Questions tagged [force-fields]
Force fields can be used to add effect to many of Blender's physics systems (Such as wind to blow particles and cloth, turbulence to smoke, etc.)
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Blender force field wind noise is lame?
Wind force field noise goes to 10. Noise is lame. Does little because equilibrium is quickly reached. My sample cloth banner should be in chaotic motion.
Try animating the strength as handmade noise. ...
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Change color with pressure
Heyyy,
I want to have an animation auf colored balls/bubbles like here in the Houdini tutorial:
https://www.youtube.com/watch?v=grPVW0vK6PE
Is there any similar solution in Blender? Maybe where the ...
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Unknown force applied to particles
Brief overview
I'm currently working with a research project which is simulating particles (using Molecular+) within a hollow structure. Due to confidentiality, there are some aspects of the project ...
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Can we isolate an Object from a Force field?
For my character Hair, I have set wind (1 & 2) at different directions. I do not want my cloths to interact with this wind(1 & 2), but another wind(3) setup that would only affect cloth but ...
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How do I treat multiple particle emitters and multiple curve guides?
I often work on projects where fluid or gas is flowing through a pipe. I would like to use bubbles to show fluid in motion. Sometimes these pipes/tubes are very close to each other. Can you please ...
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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, ...
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Rotate force around Z axis
I'm trying to create a hairline presentation of colliding force fields.
I want an object rotating around Z axis to carry it's force field around.
Is this possible? I see no standard method.
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How to add a force pulling some vertices of a cloth?
I have a simple cloth simulation of a triangular sail set up, with the vertical edge marked as a pin group. Now I would like the vertex on the right of the triangle to not just be pinned, but to be ...
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Animation of two groups of particles/spheres switching sides and colliding
I am currently trying to switch to Blender from some other 3D modeling/animating environments. Unfortunately, I found some troubles with force fields' animations and it makes me quite frustrated for ...
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Fire is unaffected by any force field
No matter what I do, no matter what render engine, no matter the strength and flow of the force field, I cannot get any fire/gas simulation to ever be moved by a force (specifically wind). I've ...
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Wind-blown skirt {Marilyn Monroe style} - dealing with pleated/ribbed material?
I'm familiar with force fields/wind and creating rippling/wind blown "basic" cloth, and 0 knowledge in anything more than the basics. I'd like to take it a step further and recreate the ...
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Deform guide force field for particle system
I have a curve that has a forcefield applied to it to control the path of a particle system.
Is it possible to deform a guide forcefield with a modifier and have the modifier effect the forcefield?
...
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Why does the turbulence effect cease after 60 frames?
I have particles that are affected by turbulence. The turbulence is apparent until around frame 60 or so, then they go back to moving as usual.
Have tried playing around with things like adding a 16m ...
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How can I make particles flow like lava, like in the Intro to the Rings of Power
I'm trying to make a section of the particles flow like lava for close up shots. Like how they animated the particles in rings of power intro. Any ideas on how I can achieve this?
I've tried using ...
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Advect Particles with imported VDB velocitys
Does the Fluid Flow Force Field support a VDB object as its Domain?
I want to advect particles based on a smoke simulation I imported from Embergen with velocities as one unified grid. I know I could ...
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Animating particles when adding a force field
I'm creating an animation with moving newspapers using planes and force fields. On the planes that act as newspapers I add a soft body, and on the ground plane I add collisions.
When i watch ...
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Why does the turbulence not affect the particle system?
I want to make a smoke trail behind a flying object by emitting particles and make a smoke simulation with it. I parented a turbulence to the emitter so that the particles don't fly out too straight. ...
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Wind force field blender [duplicate]
The wind force effect on my flags is not played farther than 250 frames
can someone please help? thanks
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how to make a custom shape for force field
There are a bunch of options for the shape of a force field like point or plane but I want to apply the force field to a custom shape, let's say a cube. The reason is: I want hundreds of objects to ...
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Can particle velocity be set to zero?
If yes, how would does the Blender User do this?
Prior to this action forces would have been applied in the normal fashion.
Later the same particles can have more forces applied.
A force of type ...
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Force Surface with falloff cone. What is the general face specification?
Case 0. Image above. Here is a use case that appears to function. A single small plane [settings shape] [surface] and has a force with [falloff] [...
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why some curves does not work properly
I am trying to make the particles follow a curve.
I make a curve, add a force field to it, set it to a curve guide, and let it run
This works great for most curves but for some reason not for others, ...
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Shrinking sail in blender while animating a boat
I have a problem with sail in blender (version 3.3.1).
The sail is animated with cloth modifier physics (default settings), there is wind added behind a boat. The sail have assigned vertex group to ...
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Expanding softbody not colliding with cage object
I was following this tutorial to create an expanding balloon in a 3D frame.
However, with all the correct steps, the collision won't happen, even with the softbody solver step size set as 300.
Can ...
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Smoke is not showing with particles Blender
I want to make a turnado. My problem is that I want to add smoke and have the smoke react to the vortex of the turnado, so that it rotates with the turnado. Smoke is not showing.
I was able to add a ...
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Force Fields > Gravitation math buggy?
My objects disappear when activating the 'Gravitation' option (5:30 of this tutorial (https://www.youtube.com/watch?v=8bcqLZJcTSY). It looks like the equation 1/distance^2 maybe isn't working?
Edit: ...
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How To Freeze Frame On A Falling Leaf (Dynamics & Forces)?
I want to create a shot where a fallen leaf ends up in front of the camera, freezes there for a few seconds, and then resumes its fall.
I'm trying to do this with physics and forces, but I can't get ...
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Why Won't Rigid Body Spin In Vortex?
I'm at a loss here. My Vortex force will only affect the translation of this object, but not the spin. What am I missing?
PROJECT FILE
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How to keyframe Force Field On/Off?
I want to make a rigid body simulation using a bunch of particles falling down on a plane then be lifted up using a Wind Force (after being grouped up using Vortex)
I tried with the following :
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Fluid particles keep flowing back on curve Force field
My goal is to have fluid particles pour into a cup and disappear inside. I kept experimenting with multiple settings but the closest solution gave me the result shown below.
The main issue is those ...
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Can you limit a force field to a specific particle system, while the particle system is still affected by other force fields?
I know there's an "Effector collection" setting in the particle system, but that only limits the force fields the SYSTEM is affected by, but it should still be affected by all.
I on the ...
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Can you identify the source of these rendering mistakes with a wind/cloth physics setup?
The image on the left is rendered viewport, and on the right is the render. I have a cloth modifier applied to flowers and leaves, and a wind forcefield in the scene. The simulation runs correctly in ...
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How to make two charged objects in Blender interact?
I cannot seem to do it, no matter what settings I change. I'm trying to simulate a negatively charged particle and a positively charged particle being attracted to each other. Or to simulate coulomb's ...
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Smooth decay of smoke simulation
I am trying to make a dust simulation. The kind of dust that appears when you knock out the dust from the carpet.
I use geometry as flow behavior.
cylinder as effector and wind. But my "dust&...
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Making a shaking leaf ball character
Currently I am making a character which is a leaf ball. Everything looks great until I try to rotate it with armature.
I use hair particles to create leaves and cover it on a sphere. When the sphere ...
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Rocket Launch Simulation with Mantaflow looks weird
I want to recreate a Rocket Launch and have the problem, that the smoke behaviour looks very different from Real Rocket Launches.
I put a Mantaflow Fire/Smoke emitter and Force Field in every engine. ...
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Making Wind Tunnel
i just need a wind effector, which is limited in the width. It has a setting for min and max Distance, but i want to control the width so that i have a specific wind tunnel. Is that somehow possible?
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exploding an object after moving around
I'm using cell fracture effect on a cube and I want to move the object around and make it explode at a point in time using a force. but I can't move the fractured objects parent to a empty (fractured ...
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How can I make this rope swing with wind animation holding the tire and being tied to the branch?
So what i'm trying to do is make a animation where the rope holds the tire at the end and keeps the hold on the three, but the swinging animation will happen when a gust of wind hits the rope/tire. ...
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How can i slow down and make a colision with this Particle System (smoke)?
so im working on a personal project and im trying to do a chimney that emmits smoke. I manage to get the particle system right but the animation of the particles going up is way too fast.
The other ...
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Force field set up for gravity simulation
I am trying to create a very simple example where I set a force field on an empty to simulate Earth's gravity. The scenario consist on:
a cube, with rigid body enabled (active), set at an altitude of ...
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The "wind" force field and the "turbulence" force field do not work on the particle system. why? [closed]
The object has grass on it, and I want to make it flow, but when I add a wind force field it does not show any effect, or I want to make realistic grass that flows like real grass, but nothing was ...
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How to animate particles flow with distortion on the surface of the object?
My first post here.
I have problem to solve - generate particle animation like in this photo (using Animation Nodes):
but on the surface of this 3d car shell:
Does anyone know how to achieve such ...
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Using force field to rotate objects/particles?
I am trying to use some force field to affect rotation of a rigid body object or at least particles and fail miserably. Rotation checked, Location unchecked in field settings, tried cranking up ...
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Make particles stick to emitter, then separate
I would like to animate the removal of dust from an object. Is it possible to make "dust" particles stick to the emitter object untill a certain time, then seperate them from the emitter all ...
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Gscatter addon: is there a way to simulate wind?
I am using gscatter for grass weeds and other plants. With grasswald there was an option to animate wind. I cannot find anything like that with gscatter. Or is there a way to simulate the gscatter ...
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Can this Houdini curl noise flow effect be done in Blender?
Can we make the particles flow across the surface of a sphere like this? Maybe using forces? I tried using a negative force field to attract the particles to the surface and tried using the vertex ...
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Hair particles with a force field stops at frame 100
I have a simple hair particle system with a wind force field applied. As can be seen in this screen recording, the force field stops after frame 100:
https://youtu.be/fwV7PhLLGm8
This is the file for ...
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Apply force/impulse to objects
I am trying to apply a force to certain objects via a self-made script.
Though I cannot find any option to do so in Blender. I could only find something equivalent in Blenders Game Engine: ...
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How do you reverse physics simulations? [duplicate]
I have a bunch of rigid-body objects that get moved by a force field. I want to reverse the physics simulation so that it plays backwards while other animations, like the camera movement and animated ...
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