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Questions tagged [particles]

Questions pertaining to a group of particles which can be used to simulate a system of chaotic objects(known as particle systems). Particle systems in Blender are robust and full of settings.

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Compute density fluctuations of particle distribution of a surface of 3D geometry

I am using Cellblender to model bio molecular reactions within a 3D geometry that I created, but I am still a novice in Blender. As part of these simulations a fixed number of particles (my case N=60, ...
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Snow particles not rendering in Blender 2.8

When I set up a particle system in a new .blend file properly, the particles render just fine, but in this scene, I'm not seeing them when I render. "Show Emitter" is checked. I have my instance ...
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1answer
17 views

How to make particles a different color depending on which side they’re on?

Ok I have a particle system (in 2.8) where the object emitted is a meatball. I need to have the left side of the emitter emit red metaballs and the right side blue, with blending in the middle. I ...
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Metaballs show in rendered viewport but not in actual render?

I have a particle system that emits metaballs in Blender 2.8 eevee. My settings: They don't show up in the render - not the object itself nor the metaballs emitted. In the rendered view they show up: ...
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17 views

Blender 2.8: multiple particle systems can't coexist?

Is anyone else having issues w more than one particle system in Blender 2.8 eevee? specifically I have multiple particle systems that use metaballs as the object, with them being in different ...
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15 views

Multiple particle systems are glitching all over the place?

Ok, Im in Blender 2.8 if that makes a difference but the main issue is getting multiple smoke simulations to work in the same scene. Since this is 2.8 Ive looked at past questions like Is it possible ...
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1answer
18 views

Is there a way to limit the particle system?

so that the grass particles don't go through the wall of my building, I used a boolean modifier to get rid of most of it inside the building, but there is still a little left.
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21 views

How to get a particle system with noise like this?

Ok, Im in Blender 2.8 but its more or less the same. Im trying to get particles like this - where the particle scales up to full size, then back to 0 at end of life rotates as it is being "spit" out, ...
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1answer
30 views

UNLINK does not work to convert particles into new/original meshes

I am converting a particle system (based on a collection of meshes) into new meshes. The 'new' meshes stay connected (as I can see in EDIT mode) to the original one. Setting every single mesh to an '...
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9 views

blender hair particles go crazy when i add a shape key

Every time I ad shape keys to a mesh with combed hair particles the hair goes crazy and out of place. How do I fix this please?
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1answer
21 views

Why particles not seen in render

Why i cant see particles or group of particles created. I created simple shape and added particles to it. And created group to that shape. To the mesh i have created particles and the above group i ...
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Exporting particle simulation as Alembic - animation issues

I need to export a particle simulation with an emission setting of 1000 particles and lifetime 50 as an Alembic file for Keyshot. The issue is when I import into Keyshot, it only imports a portion ...
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Is there any way to instance objects in hair particle system?

Instancing using the array modifier, render and view-port are blazingly fast. (At thousands of instances.) But, when I use particle hair system to distribute it out nicely, everything goes super slow....
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1answer
20 views

Converting particle simulation into meshes for Keyshot

I created a particle simulation that emits icospheres with 0 gravity, but affected by a wind force field, with the intent to make it look like it's being blown away by the wind. I'd like to render ...
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1answer
56 views

Circuit board (technical elements) with particles

So I was watching this video the other day: https://youtu.be/-pH48mSEH0M?t=243 and at one stage they show off how they made some of the technical elements of their VFX's. 3DS was being used for this, ...
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22 views

Having issues with quick smoke. Smoke is black, help?

I have no idea why it is this way: here's blend file:https://drive.google.com/open?id=1mmDZ481vuH1K3K2nZAqoLUm0er-kbdNm Yes, I have looked at other questions similar to this one but none of them has ...
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1answer
21 views

Particles render in a different size

I have set the blend texture for particles so their size changes over time. The animation is baked. In viewport everything works as it should. However, render shows always vanilla size of the sphere. ...
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1answer
41 views

How could i make rotating tiles animation like in this video

So i've been triyng to replicate something that you can see in this new game of thrones intro starting at the 10 second mark, where the ground is made of these slabs/tiles and they rotate in this sort ...
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I can't do curve hair with particles, [closed]

The hair appear like straight lines in object mode, but in the particles view this appear like a curve.
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12 views

Why do particles not seem to stay stationary over hundreds of frames?

I purchased a Blend file online that had a looping road. My plan was to have a camera go around the road area once and come back to the same spot as it started, such that I could have looping video ...
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34 views

How can I create this build up effect (nanotech from infinity war)?

https://www.youtube.com/watch?v=7lVolULFxX8 At 1:37, you may have seen this, I'm trying to re-create the build effect from here. I already have the model in all of its layers, and I tried the build ...
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15 views

How to stop particle system clipping through other objects?

I've just recently gotten into using Blender, and this is actually my first attempt at a real scene. So sorry if this is a noob question.. If I wanted to stop the grass from clipping through the hat ...
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Currently trying to join three separate objects all with different hair particle systems, but the new object only follows one of the systems

Hello all hopefully I can convey this well enough. I made this teddy bear out of these separate objects, the bottom of the legs and snout are all one object, the entire body, and the nose.(The eyes ...
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18 views

How to make individual hair strands wavy?

How to make individual hair strands wavy in Blender? I tried using the kink stuff but all that is very confusing to understand and it just makes the whole hair move in strange ways. I want to stop ...
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48 views

how to create real Condensation on glass with cycles

how to create the condensation like image below, its really good and particle looks so neatly arranged and theres no overlapping particles. Thanks
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2answers
42 views

Converting Particles to Mesh not working (Blender 2.8)

I added some grass particles on a plane and want to turn it into a mesh. When I press the convert button in the Add Modifier menu, nothing happens. Does anyone have an idea how to fix this? I am ...
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1answer
26 views

Why is hair not displaying in render viewport but displays in solid view (while in object mode)?

Solid view looks as such: But rendered view is unable to produce hair: You can see the hair displays on the simple sphere, making me think there is something wrong with the lower mesh, however I can ...
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1answer
38 views

Blender 2.8 Comb hair strands with children

I'm struggling to find a way to comb hair particles in Blender 2.8 with children particles included in the Edit Particles mode. In other words, is it possible, and if yes how, to view and comb all ...
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1answer
13 views

Particle system to individual objects with keyframes

i have this animation where the particles move from the bottom to the top and i want to delete all the particles that don't make it to the top, how can i do that?
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20 views

Rigid body particle system?

I'm gonna try to make this as clear as possible. I have an animated conveyor belt in Blender and there's going to be a machine right on top of it that's just going to drop some cubes onto the conveyor ...
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20 views

Stop particles from dying for a few frames?

I'm trying to animate a blowball (puffy dandelion). I created two particle systems, one starting with all particles (the seeds) placed onto the central knob and then, over the space of 300 frames, ...
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1answer
34 views

How do I limit particles to move only on certain axis?

I have a turbulence force field that moves some particles around, but I don't want the particles to move on the Y axis but only on the X or XZ axis. Is there any way to achieve it? I already tried ...
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2answers
26 views

How can you offset animations within a particle system?

I am making a flock of birds using the particle system (with Boids). My base object is a single bird with a flapping animation using an armature. When I create the particles, each bird particle is ...
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How do I influence the distance particles have to a collision object?

I have a cube, and a particle mesh inside the cube which emmits boid particles. However the particles don't bounce off the inside wall of the cube but keep several cm distance to it. I would like ...
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21 views

Apply gradient to an entire particle system? [duplicate]

Heres my problem, i am trying to make a moldy lemon in blender 2.8 and ive found pretty satisfying results with the mold using transparent 2d images as hair particle system and deciding where they go ...
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34 views

blender 2.80 - particle system makes object not renderable

in my scene I have a problem with my tree object. Whenever I apply a particle system to it, it's not rendered anymore. You can download the file here: Has someone an idea, what's going on here? Any ...
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23 views

Particle convert button makes my particles numbers increase but no conversion

I am trying to make a tree by emitting particles from particles. I was planning on emitting twigs from the branches of the tree that I made but I can't convert to an object or emit non-moveable ...
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Why is hair getting different densities on arms with same settings (on render)?

The hair on the left arm looks ok in the viewport, but rare when rendered. It has the same settings as the right arm hair and similar editing with different vertex groups. I added new hair, changed ...
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How can i find out how many hand placed particles I have?

I'm working on something that requires me to place many particles manually. As such I'm using the "Add" brush on particle edit. But I have no idea how many parent particles I added and the regular ...
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19 views

Boid Particles come out above the mesh

I'm trying to keep the boid particles confined in between the double wall of the house (behold image) but they keep coming out above or next to the plane itself. When I move the plane away from the ...
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36 views

Rigging Hair Particles

I am trying to create a human model. The model turned out to be pretty "high poly". It is rigged with the automatic Pitchypoy rig that blender offers and everything worked fine (I think). I reached a ...
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1answer
56 views

Newtonian Size - Where to find in Blender 2.8

I am trying to change the size of my leaf particle through Physics settings in the Particle System. In older Blender versions there used to be the size setting right under Physics -> Newtonian. Or if ...
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1answer
26 views

Make particles emit exponentially quickly

I am trying to make an animation where particles seem like they are multiplying, and the easiest way I could think of was to have the emitter emit particles at an increasing rate, rather than linearly ...
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0answers
19 views

Make soft body particles behave independently

I am trying to create an animation where soft body particles are emitted, and then fill in a certain space (a bowl in my case), but the problem is, they all behave the same way the instance object ...
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21 views

Hair won't bend in a specific direction as if something is blocking it

I've been trying to comb a hair on a model with no luck so far. I just did this yesterday on 2 other models where everything worked fine. This time when I try to comb the hair particles, it won't ...
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52 views

How do you create a Vortex Smoke Ring?

I want to create a Smoke Ring as the outer ring for a portal. Example 1: https://en.wikipedia.org/wiki/Vortex_ring#/media/File:Vortex_ring.gif Example 2: It doesnt HAVE to be a vortex ring. A ...
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32 views

Mesh invisible only in render

Ill get straight to the point so as not to waste anyone's time. Im working in 2.8, appended a plane back into 2.79 to use the Graswald addon (basically a grass particle system) and appended it back ...
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Adding particle hair and keys in Particle Edit mode via python

The problem is, I would like to manually create hair particles and their keys via script while in Particle Edit mode. This will be obviously be adding particles to an existing particle system and ...
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Api throws context error when adding UI tool to sculpt or particle mode

I have a problem with adding a workspace tool to particles. ...
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1answer
144 views

Particle Info not working on Blender 2.8 with Eevee

The documentation for Blender 2.8 (https://docs.blender.org/manual/es/dev/render/cycles/nodes/types/input/particle_info.html?highlight=particle%20info%20node) I am trying to use the random property ...