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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1answer
10 views

Restrict Particle force influence by Area

For a crowd simulation, created by using force fields(Force) to generate limited particle displacement [simulating a "PARTING EFFECT"],how can one restrict influence of the Effector to only the ...
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7 views

parent child relation lost in particle system

I have created to spheres: one smaller sphere is sitting inside a larger sphere. By setting the outer sphere as parent and the inner sphere as child, I can move them together by only attempting to ...
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17 views

Particles started before animation does not appear in cycles animation render

I have been working on a little side project where I am trying to render with cycles an animation of snow falling. The snow is a simple particle emitter from a plane, and the catch is that I want ...
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20 views

Sprinkles are seeding when scaling object in animation

i'm scaling the icing and all the sprinkles are changing positions at every frame. I'm on the latest release as well (2.81). Is there a way to solve this? Here's the animation : Sprinkles prank ...
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9 views

Get world location and rotation of particles via Python

I want to write a script for getting the world location and rotation of particles in a particle system layer. With using the following python code, I can get the location and rotation relative to the ...
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1answer
20 views

Lock leaf particles to specific axis?

My goal is to make a weeping willow tree, so I'm using a particle system for the leaves, which are long strands hanging towards the ground. I want to make it so the rotation in the z axis is random ...
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8 views

Hair particle move away when animating along the path

When I am animating, I set the armature move along the path using path constraint. But l found that the hair particle disapear,not as desired. How to solve this?
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16 views

White highlights with grass particle system

I have these weird white highlights in this grass particle system that I can't figure out how to get rid of. Here is the .blend file if anyone wants to take a look, would be a big help thanks.
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24 views

Hair particle modifications happen on both sides of the model

I'm completely lost as to what might be causing this but whenever I edit the hair particles on one side of my mesh the other side is affected also. I don't have X Mirror turned on. This also happens ...
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8 views

(2.79, Internal) Hair rendering not being lit

I'm not sure if questions about 2.79 or Internal renderer are still acknowledged here, but I wanted to use Internal for the less sophisticated renderer to achieve a result closer to early 3D ...
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9 views

not rendering metaball particle collisions

I have a animated figure that has two particle systems,...one is a hair, the other is an emission,. Both use the same meatball instance object....the hair particles are used to define the figure shape....
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20 views

How to “freeze” particle system without convert operation

I made 4 particle systems for one object in order to emit some stones on the ground (smaller and bigger). The system makes stones fall on the ground (with collision). I want to keep all the particles ...
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9 views

The particles that are emitted from my object are all over the place

So I'm trying to have grass grow from a rock. I have a collection with two different patches of grass that I am using to cover my rock. Although, when I created my particle system, the patches of ...
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12 views

How to emit collections as hair from surface of object?

I am trying to use a particle system to emit a collection from the face of a sphere: Here is the collection I'm using: And I want the collection to emit off the the surface of the sphere as these ...
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26 views

Adding a cloud texture isn't rendering in eevee 2.81

I am working on a shockwave. I created an object which acts as an emitter. I have added a particle systems, did my initial particle settings, changed the halo to object and linked it to a sphere. I ...
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8 views

blender render some hairs when ParticleInstance modifier used

I have a little problem with my render when i use the particleInstance modifier with a system of hair particles. Look below : We could believe it's a Childrens, but i have check Children case in the ...
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1answer
4 views

2.79 Hair dynamics bake didn't write in cache

I have a big problem with particles cache, when i try to bake my hair simulation, it calculate normaly, but after ended (and it's long) i see 0 frames on disk and my disk cache weighs 1 ko. I try to ...
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1answer
28 views

Water droplet particles appear dark and muddy (2.8)

I made a particle system on this can to make it look "sweaty" but the water drops are far too dark for me. Is there any way to make it look clearer/lighter/more reflective?
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18 views

How to replicate a material halo from 2.79 in 2.81

am following a shockwave tutorial and it is exactly what I need for my project. The issue I have is that it is made with Blender 2.79 using BI. Since my project is based entirely on 2.80, I am trying ...
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1answer
28 views

Smoke trail Effect particles not showing up in image render

I have created a particle system but when I try to render an image none of the particles show up. Only the plane used as emitter is rendered. The particle circles show in 3d camera view but not when ...
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5 views

my hair particles changes when I rotate position with editing and kink / curl settings on

my hair particles changing, with some strands of hair rotating as if some force field was involved, since the shape changes every 90 deg rotation. I noticed it happens when some actual unrelated ...
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13 views

Smoke trail Effect - emitting from animated object and fadding over time

I would like to add a smoke trail emitting horizontally from the exhaust pipe of my moving object. I want the smoke to fade out over time/distance and to follow the motion path of my object. What ...
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1answer
14 views

Two Particles systems attracted to same force field

So I have a NurbsPath that I turned into a Force field for a particle system, but I am trying to add an additional particle system to the scene but it is always attracted to the Force Field. Is there ...
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0answers
10 views

Trying to create a moving smoke stack

I've got a smoke emitter moving and inside a cylinder collider object that is also moving. My intention is to have the smoke emitting from the cylinder like it's a smoke stack, but for some reason ...
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0answers
7 views

Smoke simulation with negative frames. Offset incorrectly in time when reopening the scene file

I've got a smoke simulation where I'm pre-rolling the simulation by -400 frames so the smoke is already where it should be. This all works fine, and renders fine. But, if I close Blender and re-open ...
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2answers
41 views

using particle system to cover hollow objects

I want to use particle system to put particles on the inside of this hollow cylinder (to project from inner surface to the hollow cavity or lumen) but when i use particle system it automatically ...
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0answers
29 views

How do I make particles rotate in direction of their movement?

I wanna make so that particles always face the direction in which they are traveling does anyone have idea how to achieve this effect?
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6 views

Particle system affects photo scanned texture in Eevee

I tried using a particle system on an object in Eevee and when it's visible, it affects the photo scanned material, both in the viewport and in the final render. The material becomes a solid color ...
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1answer
16 views

How to make objects come up one after another?

I want to make an animation with spikes shooting up from the ground. While I've tried the hair particle systems, it's too uniformed for me. I'm looking for the spikes to shoot up individually without ...
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1answer
20 views

how to animate atoms finding and binding to eachother

Is there a way to animate for example atoms finding each other, binding to each other. For example by means of different particle systems. thanks in advance Ben.
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1answer
41 views

hair renders weirdly

there is a discrepancy between the viewport hair ( how I intend it to be) and the render in Cycles What's the reason for this difference
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31 views

Render Problem With Tearing Cloth Effect

I made a animation for flag which is tearing apart. But i can't render it. I view clear render in 3D viewport but when i render it it looks like this which you can see on picture. You can also see my ...
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0answers
23 views

Dynamic paint is not working properly when set to weight paint on Blender 2.8

So I'm trying to use this icoshpere to trace a weight paint path down this rock. I want to create an animation where grass is spontaneously from the top of the rock to the bottom. Unfortunately, after ...
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0answers
20 views

How to get particles to move with object. Works in 2.79 not in 2.8 possible bug?

Seems like a pretty straightforward question. I am using blender 2.8, and had trouble for days trying to figure out why my particles escape my collision object once the collision object begins a ...
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0answers
7 views

How do I bake particle UV's at end of simulation in Molecular Script Add-on

Is there any way to bake the texture at a certain frame onto particles so it looks like they all formed percectly into an image? I've seen it before but I can't find how to do it anywhere. ]7 I've ...
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1answer
7 views

Rigid body - Fall in fron of camera / loopable

I'm doing a footage with camera flying through scene, and objects are falling from top, sticking (and moving backwards) at ground plane. Since footage has to be about a 2-3 minutes, I'd like to ...
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0answers
7 views

Particle sytem not putting particles on surface [duplicate]

So I have a tree with a leaf particle system on some of it's branches. Then I have a mountain and I'm putting the tree all over the mountain. But, when I put the tree on the mountain, only the tree is ...
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2answers
33 views

particle collision is weird whith sphere object

I have a problem with a particle system and my sphere objects deep half way through my collision object, the screenshot is here:
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1answer
39 views

How to make mushrooms stand on floor? [duplicate]

I have been following a cave tutorial from Blender Guru and I am stuck with my mushrooms after the weight paint. The mushrooms are located in the right area but the steams are sticking through the ...
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0answers
11 views

Fluid Sim and Particles

So I have set up a particle emitter and a fluid sim, the emitter particles do not interact with the fluid even when I set the emitter as an obstacle, also tried setting the object as an obstacle but ...
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0answers
16 views

Hair particles going crazy

My hair particles are going haywire on my mesh and I am not sure why. They were fine for a long time and now in all the animations I use this model in they are acting bizarre in different ways. Ive ...
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0answers
13 views

material assignment to particle settings

I'm now trying to assign a material to particle hair. I've already made a material for the emitter object and I want to assign another material to the hair. Though looking at the Render panel in the ...
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0answers
56 views

Replicating this fur from the new Animal Crossing?

I am very interested in trying to replicate this short, fuzzy and soft fur from the new Animal Crossing game. I am relatively new to 3D modeling, and don't quite know how to go about this. I was ...
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0answers
45 views

Particle collections: how to keep a sphere inside a sphere?

I am trying to use the particle system with a collection that consists of two spheres that are concentrical but different in size, in other words a small pink sphere inside a transparent larger sphere....
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1answer
9 views

Object Particles Won't Render in Cycles

Says it right in the title. I'm trying to render particles in cycles, I have everything visible and the particles are assigned as objects. I'm sure I'm doing everything right, but obviously I'm not. ...
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0answers
21 views

Particles not following movement of collision object

Been trying to wrap my head around this for the whole morning. I have a snowglobe, and the hand throws it in the air. My particles collide with collision object (duplicated the glass globe), right up ...
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0answers
10 views

Equalize hair particle height when rendering different sized objects

Let's say I want to make a hair particle system. The objects I want to render have been put together in a collection but they all have different dimensions. Is there a way to tell Blender to render ...
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0answers
23 views

Dynamic paint does not work on canvas in paint mode

EDIT!.. Ok my problem is now very small as i appear to have figured everything else out so far. I dont seem to be able to use any object as a dynamic brush on any other object setup as a canvas. I ...
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0answers
11 views

Why would particles swirl in wind during design but not during rendering?

In a 14 second long animation, I have a particle system emitting objects from a logo, and a plane with force field physics as a wind source, moving during the animation so the particles swirl in ...
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0answers
19 views

One-Way collision / One-Sided collider

I try to fill up my mesh with particles(molecular addon) falling from top. What I would need is an one-way collision to "trap" the objects inside the mesh and form the shape if something like this is ...