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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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8 views

Geometry nodes: How to distribute points on valleys only?

I want to add vegetation to my rocky semi-desert scene of Himalayan mountains, using geometry nodes. In that scenery, vegetation only grows in valleys, where water would sometimes flow. Note that by '...
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1answer
310 views

Object not visible in render with hair particles enabled(!?)

In Viewport everything is okay and visible like it should. Hair and the body. But when I hit render (in Evee and Cycles both) only the hair is visible and not the body. While searching for the issue ...
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1answer
1k views

Particle System ignores vertex group

I have my fair experience with particle systems. But currently i dont know whats going on. Even the simplest plane, without any modifiers, that i subdive once wont work. I added the loopcuts to try ...
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0answers
44 views

How to distribute points on valleys only? [duplicate]

I want to add vegetation to my rocky semi-desert scene of Himalayan mountains, using geometry nodes. In that scenery, vegetation only grows in valleys, where water would sometimes flow. Note that by ...
0
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1answer
9 views

How to Convert particle actions to an animation so I can import it to unity

Currently I'm struggling with simulating particles in blender and render it in unity So here is the problem, I have a particle simulation in my scene with molecular addon activated (don't worry about ...
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1answer
12 views

How to hide particle system overlays

I am trying to preview my project before making the final render, but there's a little box around every single grass particle that I added, and they're very annoying; does anybody know how to hide ...
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1answer
38 views

How to import numerical fluid particle data to Blender?

I have numerical files output from a c++ program for fluid simulation by solving Navier Stokes equation using particles, the file looks like this ...
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1answer
81 views

Struggling with particles intersecting each other

I'm sprinkling Smarties on ice-cream. The Smarties are in a collection and I use a particle system linked to a disk that is above the ice-cream. The Smarties nicely fall from the disk onto the ice-...
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1answer
56 views

How to Make flower petals compressed INSIDE a Sphere

i want to make flower petals compressed INSIDE a Sphere. just like this image. i just want the petals inside , not the sphere part nor the upper part
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1answer
43 views

Paticles dont get rendered, only the emitter

I want to render a scene from a simulation that involves a particle system + quick explode. My particles get emitted by an object and everything looks correct in the viewport render. But in the final ...
3
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1answer
123 views

Align instanced objects on a particle system

Is there a way to align or adjust the alignment of instanced objects on a particle system? For example, looking through the y-axis, the objects are slightly misaligned. It gets worst if you look ...
2
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1answer
92 views

How to make a particle simulation like this?

So here is the reference https://www.instagram.com/p/CHijzp2gVt7/ I don't ask for like exact guideline how to make it, but if you can throw me a few steps or tutorials for something specific as this. ...
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0answers
13 views

How do I disable the wireframes on particles

I always get these bounding boxe wireframes around my hair particles on rugs which makes it difficult to see how my strands are looking before i render. I've played with the Viewport display settings ...
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1answer
283 views

How do I keep a cloth simulation from interacting with a particle emitter, while still interacting with the particles?

I'm trying to work with a cloth simulation that encloses a particle system. Unfortunately, I can't get the cloth to be deformed by the particle system, while ignoring the particle emitter (I'm also ...
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0answers
14 views

Crazy Hair in Cycles Renderer

So the images kind of speak for themselves what the problem is. Why does my character's hair look like this in the cycles render mode. Not to mention it makes my PC go supernova and never fully ...
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0answers
27 views

Eevee: Vertical line running through reflective/shiny hair particles

I have an issue with Eevee when trying to view and render hair particles. I want to use shiny hair, but whenever the hair material I'm using is reflective or metallic, a vertical line appears in the ...
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0answers
22 views

Particles dont get rendered, only the emitter [closed]

I want to render a scene from a simulation that involves a particle system + quick explode. My particles get emitted by an object and everything looks correct in the viewport render. But in the final ...
1
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0answers
33 views

I need help with making realistic feathers [closed]

Right now I am making a Velociraptor head and I am having trouble with the feathers. I found a large amount of information on how to make the flight feathers for wings, but I am just making the head ...
2
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1answer
126 views

Rotating particles in two different axis

I'm having some trouble randomizing these particles on top of my cylinder. My goal is to randomize the orientation of my particles with respect to the object's y-axis, which makes the particles stand ...
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0answers
23 views

Can I make custom force field that only rotates particles around an object?

Hi I want to make particles only rotate around an object. And I also want them to follow a simple equation $$ F \propto {1 \over r^2} $$ where $r$ is the distance of each particle from the object. Is ...
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0answers
18 views

Reflection capture of emissive objects

Im in Blender 2.93 I have a tracked scene, the background is a PNG image sequence, and I've created a particle system that is made up of emissive icospheres. I would like the icospheres to cast light ...
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0answers
7 views

Blender particles not rendering as in viewport (All dynamics baked)

I created a particle system, I baked all the dynamics but on render all of the particles are at the origin and I have no idea why. Here's the blend file https://drive.google.com/file/d/1TNl85r53tX-...
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2answers
494 views

Trails Behind Projectiles

How would I add comic-like trails to projectiles, such as arrows? I have an example from YouTube, but the effect is done in another software. https://www.youtube.com/watch?v=K4lmGGSsFYg The effect ...
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1answer
39 views

What are particle settings for water spray simulation?

I was trying to recreate some scenes from James Cameron's Titanic. I wanted to make this scene look like the ship displaces water and throws water splash particles. I have used fluid simulation for ...
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1answer
544 views

How to turn particles in circular shape

I want to rotate my particles in circular (cyclone) fashion. I want my particles to be in lines shape and not sphere. I tried to add Bezier curve converted to mesh and applied as particles. But its ...
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1answer
15 views

Why are my particles starting off like this?

So I have an emitter that's spinning (its a cylinder inside the black sphere). I have my first particle system set to loop by starting it at -210-210 and the second one starting at 210-630 (420 frames,...
4
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1answer
177 views

Using Dynamic Paint To Spawn Particles Through Vertex Groups

What is causing the particle system to not follow the density group? Use modifier stack is enabled, both objects are well subdivided and the canvas object is an unmodified plane.
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0answers
8 views

Object Particles not visible

i am currently using Blender 2.79 and when i tried to apply an object particle, it is not visible in Object mode (Solid) but actually visible in Rendered mode. I was adding sprinkles on top of the ...
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0answers
16 views

Hair randomly disappeared partially from the top of my character's head

I've been working on this character for a few weeks now. I had the hair all set up and working great. But for whatever reason the hair on the top of his head disappeared and I can't get it back. To ...
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0answers
13 views

What is the problem with this simulation or smoke domain?

Why it doesn't show the flames after I bake the simulation in the settings properties. Is there another general property that I'm not guessing well? What I've done> I've made a bezier curve to ...
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1answer
186 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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1answer
17 views

How can I use the result of Vertex Weight Mix Modifier as Vertex Group input of Particle System?

I have a Vertex Weight Mix Modifier and a particle System. I want to control the density of the particles with the result of the Vertex Weight Mix. Is this possible?
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0answers
27 views

How to make fur look more realistic?

This is what I have so far. I want it to look more like realistic animal fur + hair, and for it to look more “soft” and natural. I have two fur layers that don’t blend well near the chest/neck area. ...
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1answer
3k views

Hair emitting from wrong side of mesh

I made a head using the mirror modifier, and for the hair duplicated the scalp so I could add hair particles across the whole head and not just the side that I had sculpted the actual mesh. I flipped ...
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2answers
267 views

How to keep dense particles at the center of emitter in blender 2.8?

I'm trying to make my emitter space look dense with the particles while emitting the particles. I'd done a setting which gave me the desired result but it was a hidden trial, now i'm trying to search ...
2
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1answer
36 views

Stationary Blender particles on rotating circular plane not rotating as if following planes rotation

I want my particles to rotate as the circular plane beneath them rotates in order to give the impression of ships or cars travelling in a circle. My particles normals are not orienting in the ...
2
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0answers
11 views

Hair Particle Disk Cache gets cleared after reopening the file [closed]

When I bake my hair simulation I use the disk cache option to cache my simulation in a separate folder. Like described in the documentation here. When I start the bake, I can watch how the cache files ...
22
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4answers
8k 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 ...
2
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0answers
322 views

How to get fluffy material like this - do I need hair particles or just material?

Alright, this is a Blender x Substance question but all ties back to Blender materials. Ive been trying to nail something like this (NOTICE the little stray fluffy hairs on the surface of the cloth ...
7
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5answers
26k 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.
1
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1answer
19 views

Particles with Render as Object not shown in Viewport and Render

I have a simple particle system that is supposed to imitate rain. So I formed a simple raindrop and selected the raindrop for "Render as". But now I have the problem that the raindrops are ...
1
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1answer
135 views

Fluid particles exploding for some reason

I've tried multiple resolution, timesteps and viscosity settings to no avail, the fluid always explodes in the first frames. These results are with 90 divisions, 8 timesteps max and 6 min, 0,010 ...
1
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1answer
209 views

Particle render: first frame has huge motion blur, other frames are fine

I have a scene with motion blur enabled, and some particles emitted from a volume. The particles only move very slowly; they're basically static (no new particles over time). I've baked everything, ...
0
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1answer
150 views

I need to export a list of particle coordinates

This code was built for Blender 2.78, but I trying build the code in 2.8. Blender doesn't show any errors, just opens a new empty text file. I'm using the code from here: ...
5
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2answers
399 views

Why does an object with a particle system not appear in the render?

I have a project, and it has an object that has always rendered correctly, but one day when I open the project and make a test render, the object has disappeared. All the settings are normal, the ...
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0answers
20 views

Trees Are Blurry in My Render (Cycles Blender 2.93)

I am using Blender 2.93 on Windows 10 and Cycles GPU on Experimental Settings. I did a render that looks like this. This is what the trees look like in solid view. Why am I getting this blur in the ...
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1answer
13 views

Making particle system single user?

When i duplicate a particle system or the object containing the particle system, blender seems to only instance it. I tried to make it a single user by selecting Object>Relations>Make Single ...
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2answers
598 views

Converting Particles Into Fluid

I wanted to ask if there is a way to convert a particle system to a fluid? Is it possible?
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0answers
18 views

How to control and preview particle systems texture orientation & mapping

I want to dynamically control the length of leaves along the trunk of a tree using particle hair in Eevee. I'm using a vertex group to emit hair along a cylinder(trunk) with loop cuts and I'm ...
4
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5answers
6k views

Blender 2.8 - Sprinkles particle are not visible when rendered

I just started learning Blender, so I'm following the donuts tutorial from Blender Guru. Unfortunately, I'm stuck at part 7 on rendering Sprinkles. My problem is, the Sprinkles is visible in my ...

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