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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Making weather effects in the BGE

This type of snowfall looks nice: If that example was made in Blender Internal or Cycles, I'd say particles were used - but particles clearly don't work in the BGE. How can a weather effect such as ...
X-27 is done with the network's user avatar
12 votes
1 answer
1k views

Random sized cylinders with no intersection/gaps

I'm trying to find a way to achieve an extruded version of what the image below shows without having to manually scale every cylinder. I tried particle systems (hair, both vertex and face modes), but ...
torels's user avatar
  • 712
12 votes
1 answer
4k views

How can I simulate powder with a particle system?

I want to simulate powder, are particles the best job for this and if so what settings could I use to achieve this in Blender?
Turbo's user avatar
  • 1,145
12 votes
4 answers
10k views

Even hair particle distribution

I'm trying to get my hair particles to distribute evenly across a surface of a object. The problem is that there's only three ways to distribute particles: Verts, Faces, and Volume. My mesh surface ...
meed96's user avatar
  • 1,979
12 votes
1 answer
8k views

Abstract Wave with Particle System

I want to create a wave made out of particles/dots. The wave should look like this: I tried to achieve this effect by adding an ocean modifier to a plane. Then I added a particle system to the plane ...
Codey's user avatar
  • 1,729
12 votes
1 answer
11k views

How to correct collision between particles

In the use particle system how to avoid two particles intersect each other as in the following figure: Our settings for ...
Developer's user avatar
  • 1,607
12 votes
4 answers
4k views

Make particles follow true (material) displacement

I'm experimenting with some procedural surfaces and I have a particle system on it. The problem is that, even though I'm using material displacement, the particles lie flat on the mesh. Is there a ...
Johan Apes's user avatar
11 votes
1 answer
19k views

How to affect particle size over time?

I'd like to spawn particles that change size over time. It would be nice if I could have complete control over how big they are at each percentage of their lifetime, but that is not a necessary ...
Legoman's user avatar
  • 1,779
11 votes
1 answer
15k views

Hair Shape in Eevee

I'm trying to make a Christmas Tree in Blender 2.8 using the new Eevee Render Engine, I used a Particle System to make the little green pines. In the Cycles Render Engine I could change the ...
LetMeStay2's user avatar
11 votes
4 answers
25k views

Halo particles don't render in Cycles

I have a problem with particles. I can see them in the viewport, but no matter what I do I can't see them in my render. Could anyone of you please help me? I really want to create a snowy scene. ...
Dekash's user avatar
  • 141
11 votes
1 answer
17k views

Is there a way to procedurally scatter objects on the ground of my scene? [duplicate]

I would like to have plants, rocks, sticks and other debris scattered randomly on the ground in my scene, but I don't want to have to place it all there by hand. Is there an easy way to do this in ...
Thom Blair III's user avatar
11 votes
1 answer
16k views

How to make hair material different from the plane itself?

In Cycles Render, I added hair to a plane (as I was making a grass field) and I don't seem to know how to make the actual flat plane's material different from the hairs themselves, because I'd like to ...
BinaryGreen's user avatar
11 votes
1 answer
8k views

Horizontal particle gravity

I am trying to animate a collision between an asteroid and a planet. I have a particle emitter at the point where the asteroid hits the planet which emits particles, however they unrealistically fall ...
user2248702's user avatar
11 votes
2 answers
6k views

Prevent particles at the same place?

I try a simple particle system, with this group on the layer 2 : The result, placing it at Vertices places on a grid, using this group, is like : The problem is that sometimes 2 or 3 objects are at ...
Mizur's user avatar
  • 213
10 votes
4 answers
6k views

How to animate weight-painting?

I want that particles would appear from one corner, and like a wave would go through all the plane using vertex density. Basically just to animate the weight-painting. Is it possible do it, or maybe ...
wyy's user avatar
  • 881
10 votes
2 answers
87k views

How to convert particles to mesh [duplicate]

I need to convert a Particle System to a mesh object, so I can export it to Unity 3D. How could I do this?
kholyphoenix1's user avatar
10 votes
2 answers
4k views

How to extract side-view outline (e.g. top view) of a 3D object to 2D surface?

I want to make some 2D version of 3D particles. I used to shrinkWrap the 3D mesh to a plan, and draw NURBS curve manually along the boundary. However it is too time-consuming! Is there any easy way ...
KOF's user avatar
  • 153
10 votes
4 answers
28k views

Hair won't render in cycles?

I just followed Andrew Price's video tutorial on how to render hair in cycles, and I have followed every single direction, but no hair gets rendered. Is something not enabled or activated? It is ...
Nikki Park's user avatar
10 votes
1 answer
2k views

Animation Nodes: How to create faces from a Particle System?

I just started using animation nodes and don't understand a lot quiet yet. What do I want to achieve? I've set up a particle system with an icosphere as emitter and used animation nodes to create ...
bstnhnsl's user avatar
  • 2,690
10 votes
1 answer
3k views

Particle trails in Cycles?

Is there a way to render trails behind particles in cycles? I tried using hair particles with Use force field weights for growing enabled and a turbulence force-field, however the trails become ...
gandalf3's user avatar
  • 157k
10 votes
2 answers
5k views

Rotate (group) objects outwards on spherical particle system?

I'm trying to create a mini-world with (among other things) trees on it. I have created an icosphere, modeled several trees and put them in a group. Next I added a particle system to the sphere, and ...
Jersebas's user avatar
  • 103
10 votes
2 answers
2k views

How ought I lock particles' rotation so that they always face their velocity vector?

I have a particle system that manages a bunch of very small spaceships coming from a mothership, and I'm wondering if there's an efficient way to make each of those particles face its own velocity ...
Henry Wilson's user avatar
10 votes
2 answers
730 views

How can Particle Objects copy emitter's color texture?

I'd like to make a scientifically accurate animated snake using particle objects (and no, sculpting or bump mapping won't be realistic enough because real scales don't actually shrink and stretch when ...
CBarr's user avatar
  • 518
10 votes
1 answer
1k views

Powder simulation

I am trying to do a simulation for a powder spread out of capsules. I did a particle system alone and a smoke alone. But I had two problems now. I need to make the smoke react with the particles to be ...
Najeb Albakar's user avatar
10 votes
3 answers
2k views

How can I make particles not rotate after lay on the surface?

I want to make the falling autumn leaves. I did a system of particles that rotate in flight. How can I make them not rotate after lay on the surface?
Rumata's user avatar
  • 2,697
10 votes
2 answers
2k views

Particles as smoke

I'm trying to perform a simulation of an object moving through a cloud of smoke. Ideally I'd achieve an effect like the ones in this video. The problem is that when you set particles to have smoke->...
Gazareth's user avatar
  • 101
9 votes
2 answers
6k views

How to add trailing light effect to finger tips?

(as advised I deleted my previous question) I would like to add a light streak effect to the finger tips of this animated dancer. I am using a particle emitter that is assigned to a vertex group (...
chris loughnane's user avatar
9 votes
3 answers
13k views

How to duplicate an object in 2.8 via the Python API

I know how to successfully duplicate an object by using bpy.ops.object.add_named(name = 'TemplateObjectName') If the template object named 'TemplateObjectName' ...
Dazotaro's user avatar
  • 901
9 votes
2 answers
3k views

Paint particles from texture

I have black-white image which I use to generate particles and now I want to make particle colors similar to the original image (3). So in the end where should be some particles in color blue, some in ...
wyy's user avatar
  • 881
9 votes
1 answer
2k views

Sun Glow Particles

How do I achieve this cool sun particle glow effect? These little circles below: I need the answer in blender cycles.
Alex Safayan's user avatar
  • 1,116
9 votes
1 answer
9k views

How to make particles fall like snow

I'm trying to make a blender animation for Christmas, so I am kind of pressed for time. It is snowing in the scene, so I have watched tutorials on the particles. I tried it, but it looked too much ...
Joshua Slink's user avatar
9 votes
1 answer
14k views

Particle effect showing only on one side of mirrored object

I'm trying to create a fur particle effect on sonic the hedgehog, and I'm using weight paints to keep it in the areas I want. Problem: I can only get the hair effect to show up on certain random ...
Daniel Mills's user avatar
9 votes
1 answer
4k views

Make Particles Point Towards the Camera?

How can I make all the particles in a particle system face the camera?
user1358's user avatar
  • 1,305
9 votes
1 answer
2k views

"Time remap" or slow speed of cloth particles driven by a force

I have a scene with a particle system, which emits a few planes, to which is assign a cloth simulation. A wind point force emitter drives the particles in a swirl. Cool. The overall action is ...
rcgauer's user avatar
  • 2,247
9 votes
1 answer
7k views

How do i create low lying smoke (similar to Zootopia), in blender

Hello Blender community, I am a huge fan of the Disney movie Zootopia, the amount of physics and detail really drew me into 3D animation and design. Although I always had an interest in 3D ...
NaturalistUbuntu's user avatar
9 votes
1 answer
2k views

How can I scale particle size over lifetime within a keyed physics system

I am trying to make an alka-zeltzer in a glass, creating bubbles that form a logo on the water surface. To do this I am using keyed particles and everything works fine. However, I would like to have ...
jiggymoon's user avatar
  • 171
9 votes
1 answer
709 views

Can't get particles via molecular addon (v1.0.2) to behave naturally (e.g. dirt or sand)

I can't seem to make the molecular particles immediately settle when they fall through a solidified cylinder to the bottom and remain still. Instead, they jitter, shake, bounce off each other, then ...
Jesse's user avatar
  • 1,029
9 votes
1 answer
499 views

Can I use something similar to the ParticleInfo Node but for meta objects?

In cycles you can control the color of a Particle-(dupli)Object with the ParticleInfo Node. You can, for example, divide Particle Age by Lifetime and use the result as factor for a mix shader. I ...
user2488's user avatar
  • 371
9 votes
1 answer
264 views

How to create a growing bacterial colony?

So, I've been trying to create a short 3D animation of a bacteria dividing|splitting itself multiple times like this I adjusted some shape keys for it, but I think it would be too overwhelming to ...
Lunarts's user avatar
  • 91
9 votes
2 answers
534 views

How to demonstrate Archimedes Law in Blender?

I would love to demonstrate Archimedes Law in Blender. I understood that it is not possible to have an object float in a fluid because the Blender fluid does not exert a force on an object. However, ...
michiel perdeck's user avatar
9 votes
1 answer
4k views

How to create realistic powder?

I want to model powder in a dish like in this picture. I have tried to create the powder using the particle system by following some suggestions in an earlier answer, but so far I had no success. I ...
hat's user avatar
  • 273
9 votes
0 answers
206 views

Parenting a mesh to a particle [duplicate]

I have made a character with particle hair. The hair is dynamic and it works fine. I want to attach beads to a strand, so that it moves along with the strand of hair. However, I can not find the right ...
Alex's user avatar
  • 91
8 votes
6 answers
60k views

How to hide the object emitting particles?

I have a surface with particles. But I don't want to see the original object in the render. How to fix it? Transparency, other collection / scene doesn't work.
Arthur Mikhalenko's user avatar
8 votes
2 answers
7k views

Emit Hair Particle from Center of Face

How can I emit objects from the center of a face, as shown? When I try to emit from faces, they are randomly distributed. None of the settings seem to allow for a placement of one object per face, ...
splic's user avatar
  • 1,724
8 votes
2 answers
10k views

How to use multiple particle types in a particle system?

I created a particle system, duplicating a red sphere. However I want to also have yellow and orange spheres (already have them in another layer) in the same particle system. So I want to know how to ...
beavoru's user avatar
  • 5,357
8 votes
2 answers
12k views

How can particles be emitted from particles?

In a scene with two particle system configured as boids and boids brain set to fight, one swarm attacks the other. I would like to emit child particles as lines (laser or something) to visualize some ...
stacker's user avatar
  • 38.5k
8 votes
4 answers
4k views

Is it possible to effect the spawning direction of a particle with a normal map?

I've been unsuccessful so far in finding information on, or working out how to control the angle that a particle is emitted from using a normal map. What I'm trying to do is create a texture or UV ...
SleepyMolecule's user avatar
8 votes
2 answers
2k views

How to use a texture to affect particle density

I'm trying to get some grass going in super straight lines on a plane. I'd like to use a simple image texture (striped lines) to drive the... weight? Texture density? I'm not even sure of the right ...
Andy's user avatar
  • 283
8 votes
1 answer
587 views

how to animate a bee swarm

i wish to simulate a swarm of bees where the bees are all gathered on their hive at first, then a rock is thrown at their hive, making the whole swarm agitated and chaotic all of a sudden. The rock is ...
videoofarmer's user avatar
8 votes
1 answer
2k views

I am not at all able to paint weight paint on the plane

I am new to Blender and I am using Blender 3.0.0 I am trying to weight paint this plane but I am unable to do it to at least a single vertex. I subdivided the plane many times but I am unable to paint....
Mad Human's user avatar

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