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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Why are my sprinkles beneath the frosting

I am a beginner to Blender and watching this video. At 8:46 is when my problem occurs, because my sprinkles are appearing beneath the icing.
wasay naqvi's user avatar
22 votes
3 answers
15k views

How to loop the particle simulation indefinitely?

I've made a simple snowfall particle simulation (using gandalf3's solution: How to make particles fall like snow). Is there a way to loop the animation, so the transition between last frame and first ...
Paul Gonet's user avatar
  • 33.4k
14 votes
2 answers
8k views

How to use emitter for generating thick forest so that trees would not intersect?

I am trying to make thick forest in blender using emitter or hair emitter. The problem is that with huge ammount of trees they intersect with each other and I do not want that to happen. I did use ...
mantisghost's user avatar
14 votes
1 answer
2k views

Hook/parent/constrain to particle hair?

Is there any way to hook, parent, or constraint something to a vertex of a particle hair strand? Such as a hair accessory dangling from a braid that needs to move with the hair? Converting the hair ...
Ascalon's user avatar
  • 6,599
13 votes
2 answers
19k views

How do I get particles to change color over time?

I saw a conversation on BlenderArtist.org where someone posted a node setup that supposedly would change the color of particles over time based on the Particle Info node's Index value. This is the ...
Thom Blair III's user avatar
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
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
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
7 votes
1 answer
6k views

Make rigid body collide with hair particles

I have a ground plane set up with a hair particle system, it is set as a passive rigid body. Now I want to be able to drop my Active rigid bodies, and have them collide and lay on top of the hair. ...
David's user avatar
  • 49.3k
7 votes
1 answer
5k views

Make particles go to the target object and stick to it

Is there any way to make particles move from one object(emitter) to another object and stick to it?
Ivan Lebedev's user avatar
7 votes
1 answer
2k views

How can i put a Force Field between two items for Keyed particles?

I made two objects and a controler using Keyed particles on Blender Cycles, and it works fine, because i wanted to make the particles going into another object so i don't want to change this. What i ...
beavoru's user avatar
  • 5,357
7 votes
1 answer
2k views

How can a force be applied not to the center of a rigid body object, but to one specific vertex of the object?

Scenario: a stationary bar-shaped (rigid body) mesh floating in space (i.e., neither gravity nor friction/drag), that gets a short-lived force vector applied to one of its corner vertices, where the ...
Will's user avatar
  • 259
6 votes
1 answer
1k views

Render 100k objects each with independent color and scale through time

I'm trying to visualize some data that is essentially 100k time series, each with an associated position. I'd like to render this with each object a sphere whose color/scale/alpha is driven by it's ...
peabody124's user avatar
6 votes
1 answer
1k views

'Modeling' a sparkling flare?

I want to recreate the above images for an animation. How do I go about it? I tried using particle systems and smoke simulators but to no avail. Also, I want to model a sparkler, but more akin to a ...
Tejas's user avatar
  • 945
6 votes
2 answers
1k views

Trail particles ending in a point?

I'm back with another question. I've been working on a particle system, and I have a cube which outputs square particles from its volume without a normal movement value, then, I move the cube around (...
Cubit's user avatar
  • 761
6 votes
2 answers
14k views

how to hide mesh but keep hair particles

I'm using hair on my mesh but when I comb the mesh the hair goes through it. I don't want the mesh anyways so instead of figuring out how to stop the hair from going through the mesh I'm trying to ...
jonathan's user avatar
5 votes
1 answer
974 views

randomly distribute objects over a plane

I have a number of different objects (e.g. cube, cylinder, monkey, furniture, etc) which I would like to distribute randomly over a plane/surface (the floor in this case) without having any ...
ttsesm's user avatar
  • 409
5 votes
1 answer
2k views

Is it possible to use a texture to control the size of particles?

I'm trying to make a forest with a particle system, but I want a controlled variation in tree size. Is it possible to use a displacement texture or something similar to control the size of the ...
cybrbeast's user avatar
  • 2,388
4 votes
1 answer
8k views

How to imitate early CGI style animation?

I just finished the doughnut tutorial series and wanted to know what I need to learn next. I was wondering whether anyone has any advice about how to make the shading and water/fire simulations/...
hexoral333's user avatar
4 votes
2 answers
4k views

Moving objects create wind

I'm looking for a way to make moving objects generate some sort of wind that affects particle systems and/or rigid body simulations. What I mean is that the moving object should not only interact ...
Findus's user avatar
  • 107
3 votes
1 answer
12k views

Duplicate particle system (not linked)

I want to duplicate particle system(shift D), and make different Render objects. But after i change Object, it makes the same change in both particle systems ( original and duplicated). Somehow it's ...
wyy's user avatar
  • 881
3 votes
1 answer
492 views

How to add a texture to the emitter surface of a hair particle object (over riding object material)

I'm trying to make carpet with a pattern. I applied an image texture to a particle emitter and it looks okay. However I want the carpet strands to be more realistic so I made an object to emit ...
Billy's user avatar
  • 43
2 votes
1 answer
1k views

Blender 2.8x - Particle Color based on actual color of emitter

Looking for a way to set the color of each particle to the exact color from where it was emitted. Trying to make a 2d image plane dissolve effect. Checked this thread but its not doing what I am ...
linuxmarc's user avatar
2 votes
2 answers
5k views

Particles with motion trails

I am trying to recreate the following kind of static picture (particles positioned in a circle, with some kind of "motion trail" behind them to indicate a velocity) using Blender v2.79 and the Cycles ...
Pidrittel's user avatar
  • 131
2 votes
2 answers
13k views

hard self collision: make particles occupy space

By default, Blender's particles don't have any spatial extension. This is fine as long as particles are rendered as halos. But if you give them a size and an appearance as object, it becomes obvious ...
Ichthyo's user avatar
  • 551
1 vote
1 answer
3k views

Planetary/Atmospheric volumetric clouds

I created a planet in blender a while ago, and now i'm interested in adding volumetric clouds instead of using a 2D texture. I considered adding a bump node to my material, but then it would remove ...
David's user avatar
  • 17
24 votes
6 answers
11k views

How to turn particle emission on/off?

Is there a way to animate whether or not a particle emitter is emitting particles at a given point in time? I'm using the particle system to animate bullets, so basically I'm trying to find a way to ...
Alexander Schimpf's user avatar
22 votes
2 answers
19k views

Making hair go straight up instead of following the shape?

So I'm making trees on a hill. But from what I know, trees grow straight up, and not at an angle. So how would you make the hair particles go straight up and not at an angle. Here's an example of the ...
Chickenator's user avatar
  • 1,803
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
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
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
7 votes
2 answers
4k views

How can I emit particles without them overlapping each other?

How do I make a particle fit perfectly around a torus without absorbing or immersing each other in blender particle system. I made the torus the emitter, and use the sphere as the particle. I have ...
Seve's user avatar
  • 71
7 votes
2 answers
30k views

How do I make hair collide with a mesh?

I just downloaded the release candidate for blender 2.74 because it said on the release notes that it has "Support for hair collision with meshes" and I would like to make it so that my hair ...
Robots's user avatar
  • 168
6 votes
1 answer
1k views

Looping rain on window effect

I want to create a rain on window effect for an animated wallpaper. For this reason it needs to loop. I am going for something like this: In the end, it doesn't need to be exactly the same but I ...
TomMaier's user avatar
6 votes
1 answer
2k views

How to isolate emitted particles to a specific Curve Guide?

I'm trying to get musical notes to guide along staff lines. If I have only one emitter and one curve guide they follow it perfectly. Good Image above. As soon as I add a second curve guide (baby ...
tobinjim's user avatar
  • 393
6 votes
1 answer
4k views

How to distribute the objects on a sphere evenly?

I want to replicate this mesh - https://youtu.be/lBMhGZ-iprw?t=16m27s I think the best way is using a particle system of cubes. So I need to create a sphere of simple circles. It is necessary that in ...
PlanetControl's user avatar
6 votes
1 answer
1k views

Hair Particle system and Fluid Simulation interaction

Making a scene with grass made with a hair particle system in a fluid simulation. I was wondering if there is any way for the hair particles to be able to sway based on the fluid simulation. If so how ...
Saccharum's user avatar
5 votes
1 answer
5k views

Why is blenders hair system making spikes?

I am using a hair/particle system but all of the hairs look like spikes not hair: How can I set it so they all have a consistent thickness and how can I adjust the thickness?
Qwertie's user avatar
  • 7,036
5 votes
1 answer
841 views

Hair Paricle System not rendering properly on plane

My scene involves a plane that has several modifiers: Subdivide, set to six. Array, set to -1 Y axis Array, set to +1 X axis Displace with a basic cloud texture I tried following Andrew Price's ...
Notes's user avatar
  • 127
4 votes
2 answers
7k views

Can hair particles acquire color from emitter's UV-mapped image?

This is a bit convoluted (and I'm still wrapping my head around Blender in general) so bear with me: I'm trying to create downy feathers on a robin. I created a basic hair system, cranked up the ...
Kaja's user avatar
  • 73
3 votes
1 answer
205 views

How can I recreate this emitting/rigid body/force field animation?

I was wondering is it possible to make this kind of animation with this effect? As I understand, its the particle system emitter + force field and rigid body? but whenever I give the mesh a rigid ...
Maya's user avatar
  • 53
3 votes
1 answer
1k views

How do I make hair particles appear on top of the emitter and not through it?

How to make grass appear on top of ground not in middle?
wygekas's user avatar
  • 63
2 votes
2 answers
249 views

How do I rotate the petals flat?

I'm new to blender and just trying to play around with the particle system though I can't seem to figure out how to rotate these petals. I'm sure there's a simple answer. I just want to rotate them ...
James Hulena's user avatar
2 votes
1 answer
2k views

Combine F-Curve Modifiers with baked Sound

I have a Particle System on a grid with an X Velocity of 200 and a Tangent of 60. The Tangent has a keyframe with a sound baked ...
user avatar
2 votes
5 answers
9k views

Why do i have bald spots with hair particlesystem?

I have a camel mesh, both mirror and subdivision surface modifier applied, with armature on it and I wanted to give it some hair. I added a hair particle system with interpolated children and made a ...
aky-her's user avatar
  • 2,094
2 votes
1 answer
3k views

How can i add a texture to billboard particles?

I'm using a billboard-type particle in order to show a texture/plane look at the camera, the problem is i have the billboard option selected so i can't choose 'object' and the planes from the ...
beavoru's user avatar
  • 5,357
1 vote
1 answer
959 views

Is there a way to make a hair particle look like a mesh I've already made?

So I have my character, and her hair is already an object mesh (modelled and sculpted), but now I want to add realistic hair to it. I tried using a hair particle system, but I'm finding out that you ...
Draco1660's user avatar
  • 102
1 vote
2 answers
2k views

Get particle location using python

Is it possible to get the location (world space) of every mesh particle of a particle system and following that the vertex locations of every mesh particle using python?
xrogueleaderx's user avatar
1 vote
3 answers
875 views

Issue with particles in blender donut tutorial

I have been recently doing the blender donut tutorial and ran into a problem regarding the sprinkle particles. The particles (hair) keep appearing on the underside of the icing. As seen in the image ...
FloppyFish's user avatar

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