Questions tagged [smoke-simulation]

Questions pertaining to Blender's built-in smoke simulator.

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How to stop Blender from simulating smoke when doing some things

So I have a scene with a smoke simulation but when I hide the domain it still calculates the simulation which slows down my computer fro what it would usually be able to do at 30fps plus to 2fps. So ...
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19 views

Why does Blender shut off when running a smoke simulation?

So I've decided to test run Blender. Usually I run Cinema 4D on my MS Studio here at work with no issues since it's never anything too demanding. I've found that if I run any kind of simulation ...
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27 views

How could I create a sand dune animation?

I've been working on creating a whole bunch of nature animations and one that I've been trying to create is the "windy desert". Is there any way that I could simulate this in blender. To be more ...
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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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1answer
34 views

Cycles Smoke render - Extremely poor performance & crashes

I have a decent new build: 3700x + 2x 5700XT, 32gb ram, using 2.81. I thought smoke rendering for a fairly simple scene would be a breeze (excuse the semi-pun) but for a render of a scene containing ...
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Trying to recreate smoke with noise textures, need help ASAP

So I'm trying to recreate this exact kind've smoke: But I simply cannot, I've tried a bunch of things, gradient and noise textures but I just can't achieve the same affect. Can anyone help me out ...
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15 views

Large scale smoke effects on a guide Blender 2.8

Could anyone give me some ideas on how that I could possibly make this shape guide a constant tunneling swirl of smoke? I have tried particle guides in the force field section, but the shape is so ...
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34 views

Smoke Domain is completely filled with smoke in Rendered view before the simulation starts (Eevee engine)

I created a Smoke Domain and set the simulation to start sometime after Frame 1. But if I go into Look Dev or Rendered view and go to a frame before the simulation starts, the entire domain is filled ...
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14 views

How do i get rid of these blocky smoke artifacts?

I don't know where to go from here. the resolution is already pretty high
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24 views

Improving texture bakes with smoke domains

I am trying to bake my smoke simulation into a texture of a low-poly mesh, built around my smoke domain. And for some reason the final bake is not following conventional bake rules, just see for ...
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8 views

Draw over smoke simulation with Grease pencil?

I want to manually model a mesh around my smoke and to do that I plan on using the grease pencil. Is it possible to draw with it over smoke, meaning that the grease pencil lines snap to smoke?
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17 views

Fire bleeding in eevee

I was messing around with fire in realtime with eevee, but I was cornered by this strange comportment, with the original size of the model the fire seem to bleed through the geometry, but when a scale ...
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32 views

Creating realistic small flames artifacts

I would like to reproduce this kind of artifacts on a flame simulation (see picture) I am able to come up with some nice flame simulations but I haven't found a way to reproduce the little waves of ...
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9 views

Standard OpenVDB implimentation for Blender

Any support for OpenVDB? Not a full I/O but accessing the VDB points through the attribute node would be enough. so is there any way I can maybe trick blender into writing those OpenVDB points to a ...
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31 views

How can I Import Houdini Pyro VDB Cache data to Blender

I wan't to Import Pyro simulation from houdini to Blender I tried to import VDB cache from houdini to blender but it was not compatible with blender and blender could not read it Is there any way to ...
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26 views

Why is this red stuff filling my smoke domain?

Exactly what it sounds like. File:
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31 views

Cannot get smoke/steam effect in a low light scene ( Eevee )

I'm trying to get a subtle white steam coming out from this coffee cup. But I can't do it. What I do is, select the coffee top surface, go to object menu and select quick smoke effect. Then I scale ...
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17 views

Eevee & smoke in Blender 2.8 results in green flashes

I have a smoke simulation which I am rendering in Eevee because it looks like it could take several years to render in Cycles on my hardware (left my machines rendering for several hours and they only ...
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16 views

Get smoke color from flow object Vertex Color

I have an alembic cache of an animated object with animated vertex color and I'm using this as a flow object for a smoke simulation. All that is generating smoke well, but... Does anyone know how I ...
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1answer
42 views

Smoke render is too thin

I've just started to work on blender and today I've been playing around with smoke physics. I've been following some tutorials on youtube and I've found some simple videos with a few minutes of how to ...
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1answer
122 views

How to render fire in cycles?

I don't understand how smoke is supposed to work in Blender 2.8 (Cycles rendering). No matter what I do, I cannot get a render of smoke. This is extremely weird, since the smoke renders perfectly fine ...
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1answer
43 views

My smoke renders as squares/cubes

I'm making an animation scene where black fog swallows a grassy field, but I have a problem with the smoke simulation. In the view port it looks fine, but when I render the smoke it is boxed and ...
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8 views

Can smoke b coloured by a UV image?

In blender, I am trying make an object emit smoke in different colours at the same time based on where on the object it is emitting from. Is it in any way possible to use a uv map on an object to ...
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1answer
57 views

Mantaflow not going hires

I'm using the blender 2.81 mantaflow beta build and, I've set up a smoke scene and, as I understand it, the "Noise" setting is the equivalent of the "High Resolution" setting before so, when I check ...
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1answer
20 views

How to add Principled volume as default

Every time I add a material to a smoke domain, it always adds a "Principled BSDF" shader and not a "Principled Volume" shader. Is there something I should be doing to add the "Principled Volume" ...
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2answers
317 views

How do I make more complex LEGO simulations in Blender?

In the lego movie, the fire, water, and smoke is made of lego bricks. It's not just a simple method of having one type of brick, several different bricks and brick slopes are used to get a really ...
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1answer
75 views

Can smoke receive shadows in Eevee on 2.8?

I have a shot with an object in silhouette against a spotlight with volumetric lighting and a smoke simulation. With Eevee is there a way to have the smoke simulation receive the shadow of an object ...
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1answer
32 views

Smoke simulation only rendering when I apply smoke modifier

I was able to render the scene without applying the modifier before but after some fiddling with the smoke material, some weight paints in the scene, and rebaking, the smoke stopped appearing on the ...
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14 views

Smoke Domain obsures particles

I have an issue with my smoke/fire simulation where the domain is obscuring the particles on the ground, which act as my shockwave effect. Once they leave the domain, they're visible again. I've tried ...
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20 views

Looking to get smoke emitter to collide with itself?

I am trying to make condensation mist appear on a glass bottle when the smoke appears it tens to just fall right through bottle and go through it. I want the smoke to be bouncing and rolling down the ...
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24 views

How do I Make Realistic Car Exhaust Come from an pipe?

I am making a 3D model of a car, and I wanted to ask how to make realistic smoke come from the exhaust pipes. I would like it if it could be seen both in a short movie, and also a still image render. ...
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1answer
46 views

What does the Mantaflow 'time' setting for noise do?

Does anyone know what the 'time' setting for noise is supposed to do? I've made a sim, and I'm trying to make the noise move/develop/scintillate more slowly. Which I'd sort of assumed the 'time' ...
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1answer
85 views

(Blender 2.8) Why is my smoke simulation animation not visible in flow type?

sorry if I use incorrect terms for my question, but i'm new to Blender and dont really know much of the correct way to describe them. I'm currently following the Blender Guru tutorial series and i'm ...
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3answers
42 views

How can I emit smoke from just the outline of a model?

I know my way around Blender a bit, but I'm in no way an expert. What I am trying to do is have a humanoid mesh that is invisible, but have smoke emit from it's silhouette only, not it's volume. Is ...
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1answer
55 views

Specific type of Smoke Simulation

I was trying out smoke simulation in cycles, though I couldn't get the specific type of Smoke I want. I want to create smoke for a drifting car (similar to burnout smoke but less). I searched the web ...
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1answer
61 views

What is the reason that this material makes rendering smoke simulations take so much longer?

I created a big smoke simulation and wanted the smoke to have rainbow colours. One of the later frames (600) using a single colour took me about 2 minutes to render while using the "rainbow material" ...
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19 views

How do I remove an unnecessary smoke pillar from my domain?

At first I thought it was just an artefact from appending the flow/domain and so I tried to make just a new domain, it's still there. I tried to make a whole new setup with the same settings it's ...
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25 views

Strange artifact in smoke/fire simulation

So I'm trying to add a turbulence field to a smoke simulation. It's based on particles, set to fire. No force field = everything works as expected. ANY force field (tried wind, turbulence, vortex), ...
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1answer
43 views

Smoke Simulation is different in 3D viewport from final render

when i render a smoke simulation,the rendered photo in 3D viewport is different from the rendered image when i press F12,in 3D viewport it's more dense and has orange colour but in the final render it'...
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1answer
137 views

shortcut for running the simulation in Blender 2.8 instead of Alt+A?

I'm following this tutorial, and at 1:40 it presses Alt+A to "run the simulation": However, this keyboard shortcut does not work ib blender 2.8. I was wondering if you could ...
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46 views

Fbx Export Smoke Simulation

can i export smoke simulation as .fbx file? I'm trying to export an animated mesh with smoke simulation all in .fbx file. Thanks.
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1answer
432 views

(Blender 2.8 Stable) Smoke Domain renders as cube in EEVEE

I imagine this has come up before, and I am happy to have this question deleted (if I cannot do so myself): When rendering smoke in EEVEE, the domain renders, rather than just the smoke. My steps for ...
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14 views

Background Image for fire simulation

I created a fire simulation and i want to add a background clip , but when i add it , it dosen't show the fire and smoke.
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1answer
28 views

how to get a smoke domain and flow object to follow a parent that is driven by a rig following follow path bone constraint?

Figured it out before I finished asking, see below for answer, but i'm going to have to continue typing so that my question meets the minimum amount of characters...hmm will this be enough.
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“Push” Smoke Vortex System Instead of “Pull”

How I might go about making a smoke system be pushed away from the origin as its source moves instead of being pulled in like the normal vortex force field would have it do? I’ve tried using the ...
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28 views

how do you mask out a smoke simulation!

i had the same issue a while back but i never found a solution. whats the protocol for masking out the fire and or smoke so i can give it a filter, in my case a fog glow. in this simple mock up with ...
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23 views

Simulate a drone moving through fog or smoke volume

I'm trying to create a scene where a drone "with four blades" moves through some fog, I cant find a way to make the blades displace the fog as the drone moves through it. I have tried using a smoke ...
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33 views

why does my explosion look like minecraft?

I've reached my stress limit. Can anyone please tell me what I need to tweek to stop my explosion looking weird and blocky PLEASE?
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Smoke material- viewer node or through rest of noodle?

I was experimenting with the smoke density and accidentally ran a render with the node wrangler viewer node and it came out very nice with about an 18 minute render. When I hooked it back up through ...
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1answer
34 views

Glittery smoke in render and viewport

I'm rendering out this smoke sim and my smoke is glittery. Why? My smoke's Resolution Division is 100 with a High Resolution Division of 2. And it is a smoke sim based off of particles. Here's a link ...