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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9 votes
2 answers
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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 (...
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18 votes
2 answers
4k views

Is it possible to recursively instance object particles?

I have a seed object with some particle hair strands. I've specified this object to be instanced in another particle system, then specified that object to be instanced in yet another particle system. ...
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  • 153k
11 votes
4 answers
23k 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. ...
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  • 141
31 votes
1 answer
5k views

How to store particle locations in a list?

my question is how to store the locations of a particle or any changing data in a list so as to use the locations for effects like trails. What I intend to create are particle trails, the following ...
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  • 413
19 votes
5 answers
22k views

Convert particle system to animated meshes

I've started trying to make a 3D model that I will end up exporting to an augmented reality app but I've hit a problem in terms of the particle system. The app wants the 3D file in .dae(collada) ...
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  • 291
8 votes
1 answer
18k views

Why are the objects in my hair particle system not sitting on top of the ground?

I made a hair particle system and set the Dupli Group to a group of 3 objects. Each of the 3 objects has: it's origin set to be touching the XY plane (on layer 2) it's Scale applied to 1 and it's ...
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8 votes
2 answers
11k 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 ...
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  • 37.7k
22 votes
2 answers
29k views

How to control hair particle position?

I am trying to make some grass. I want to have grass only near the edges of my plane and not on the center. Is any way to do that? Or I have to split the plane and make different objects?
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13 votes
1 answer
10k views

Particle Color based on where the particle is emitted?

Is it possible to change a particle's color to the color of the face/texture part it comes out of in cycles? I want it to be the color of the face after shading and all that other stuff
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  • 141
7 votes
1 answer
2k views

better Curve/Text to Mesh generation?

The triangulation process of Text to Mesh or Curve to Mesh generates some nasty topology. I get why, but maybe it could be done a bit nicer? Since text is flat, have ngons instead of hundreds of ...
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  • 632
19 votes
1 answer
17k views

How to make foam with bubbles (beer, bath)

My goal is create realistic foam. I mean really realistic foam with bubbles, no only SSS shader and done :-). Use particle system's is not enough, because bubbles overlaps and black artifact's ...
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  • 2,112
22 votes
4 answers
26k views

Is there a way to make particles behave like rigid body objects?

I want to create a scene that has a lot of irregularly shaped objects piled up on the ground. I don't want the objects to intersect with eachother. I started off by creating a particle system that ...
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  • 547
11 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 ...
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  • 672
9 votes
3 answers
10k 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' ...
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  • 831
61 votes
1 answer
10k views

Trace visualisation in 3D - how to wrap curves onto a 3D mesh

Dear Stack Exchange Community, i'm trying to achieve the following effect with curves: Source of this image is here: https://www.behance.net/gallery/57143191/Visualizing-Concepts-in-Houdini-...
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22 votes
3 answers
6k views

How to color particles based on the texture of the object from which they are emitted, using the "grid" emission setting?

I am using Blender's particle system to try to voxelize my mesh. I'd like to color the voxels based on the diffuse color of the textured mesh at the closest location to each voxel. This is an image ...
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  • 275
20 votes
3 answers
25k views

How can I convert a hair-particle system into 3D, editable objects?

Is it possible to 'apply' a particle system so that it becomes workable 3d objects instead of being hair or emitter objects? If that's possible, then I should hypothetically be able to apply another ...
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  • 11.3k
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, ...
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  • 1,664
4 votes
1 answer
4k views

Particles in render not matching preview (Blender 2.8)

I have implemented two identical particle emitters back to back so that i get a looping animation depicting low-poly smoke. I use a blend texture to resize the particles as they go through their life. ...
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8 votes
5 answers
39k 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.
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26 votes
2 answers
28k views

How to Create Dust Floating in the Air?

Quite impressed by all of Gleb Alexandrov's scenes with some amazing dust floating around. (To see what I'm talking about > http://www.creativeshrimp.com/lighting-tutorial-atmospheric-effects-dust-...
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  • 1,949
24 votes
4 answers
3k views

Mix colors from different objects at collision (Rigid Bodies and Particles)

This will be a pretty complex question, many areas will be connected to it but it is for sure focused on one main problem. I'm not sure is it possible without heavy scripting and I didn't found ...
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  • 17.1k
8 votes
2 answers
3k 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 ...
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  • 133
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 ...
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  • 103
21 votes
3 answers
8k views

Is it possible to render vertices in Blender?

Is it possible to render vertices with materials applied on them? I subdivided a mesh, and deleted all the faces so only the vertices were left. I could theoretically apply cool effects on them (I ...
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14 votes
2 answers
24k views

Generate Particles with Random colors (continuously or from a set)

I am trying to do rocks and I want them to have a random base color from within the colors that look "rocky". The only method I know of is to duplicate the base objects over and over and give each a ...
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  • 269
26 votes
3 answers
7k views

Is it possible to change the emission rate of particles over time?

Is it possible to change the emission rate of particles over time? E.g. Start off with an initial burst of particles, then emit at a steady rate. Here is a (poor) example of what I mean by the ...
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  • 153k
18 votes
2 answers
6k views

How to make an object appear to be buried in sand?

My first thought was to use a fluid simulation, but that would act too much like liquid and too little like sand, unless there's some way to configure it differently. Ideally, I want it to look like ...
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  • 2,532
10 votes
1 answer
16k 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 ...
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16 votes
1 answer
8k views

Convert large particle system(s) to one object efficiently

I place leaves on my trees with emitter particle systems. Then, to make a forest, I place those trees with another emitter (or hair) particle system. Problem is particles of particles don't work, I ...
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  • 2,801
5 votes
4 answers
11k views

Fill particles in a container

I have tried everything to fill an invisible container with particles but the particles just seems to sinks to the bottom and they don't fill the container. I am trying to create something like in the ...
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  • 51
8 votes
2 answers
70k 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?
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0 votes
2 answers
2k views

How to change X location axis for particle system?

The carrots aren't properly placed to the ground. These carrots were created via particle system. I want to rotate my particle system X location axis 90 degrees. Is it possible?
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  • 239
4 votes
1 answer
2k views

Jet stream of water

I would like to simulate a stream of water like the one in the picture, but I don't know how to simulate the fast-moving, white water. Should I use particles to simulate foam or is it much better to ...
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8 votes
2 answers
5k views

Where did newtonian size setting go in 2.79a

I am sure that beside Mass there used to be a particle size and size random setting here in previous versions of blender, but on 2.79a, I can't seem to find it? Did I accidentally change a setting ...
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  • 712
3 votes
1 answer
1k views

How to fix Sprinkles in rendering?

Just started out Blender, and as my first project, I made Blender Guru's donuts. The problem is, when I go rendering, there are A MASSIVE amount of sprinkles, quite different from the Viewport. Here ...
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  • 33
24 votes
1 answer
6k views

How to achieve this spline and particle effect

does someone have any idea of how to achieve the following effect in Blender? the source of this file is http://www.rawandrendered.com/camp-2016-titles I tried to apply curves to a deformed surface, ...
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20 votes
2 answers
4k views

how to create realistic/physically accurate sand blowing over dunes animation?

This question addresses exactly what I want but it hasnt been answered: How could I create a sand dune animation? In case it might be helpful I found this paper on the physics of it (although ...
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  • 655
8 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 ...
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25 votes
3 answers
16k views

How to change hair color along length of strand?

At some point (not right away), I'll be wanting to make a character model which has multicolor hair. Namely, it will be one color closer to the roots, and another color closer to the tips. Is there ...
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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 ...
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6 votes
1 answer
947 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 ...
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4 votes
2 answers
25k views

How do I stop hair particles going through the body and the head?

Target : I intend to have long lady hair that go swirling in the wind. I am trying to achieve that through hair dynamics. Problem: Hair are going through mesh(body and head). I am using blender 2....
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  • 115
5 votes
1 answer
648 views

Is there any technique to give a metaball effect to the particles emitting from a UV Sphere?

I have a UV Sphere emitter which emits sphere particles. As in the figure the emission is not organic. Is there any way to make it more organic like the particle is stretched out from the sphere like ...
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  • 357
3 votes
1 answer
154 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 ...
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  • 43
2 votes
2 answers
787 views

Would this spiky hair be doable using particles system?

I'm trying to create hair like that using particle system with a curve object, but the results are not very encouraging:( From the particle system panel I've disabled physics and added some random ...
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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 ...
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  • 153k
1 vote
4 answers
4k views

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.
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24 votes
3 answers
51k views

Convert Cycles Hair Particle System to Mesh Object

I'm hoping this community can help me solve a issue. I have created a cycles hair particle system to render grass. This is successful in rendering and works great. However I want to convert this ...
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  • 341
12 votes
2 answers
16k 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 ...
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