Questions tagged [smoke-simulation]

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

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9 votes
2 answers
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Rendering fire animations with transparent background

I'm creating a simple fireball sprite for my game and I want to render a fire animation. I would like to get the upper images with transparent background, but when is set the transparency on under ...
TheLast_BlenderBender's user avatar
20 votes
4 answers
32k views

Rendering smoke in Cycles?

I am trying to render smoke in cycles, but the relevant blender manual page is designed for Bender Internal. I have everything set up except for the material. I imagine you would set up the material ...
Stephen's user avatar
  • 5,699
5 votes
1 answer
3k views

Low lying fog bounding object rendering as solid

I'm trying to make a low lying fog, and the box I used as a boundary on the smoke rendered as a solid object, blocking everything inside it. How can I fix this?
BookWyrm17's user avatar
14 votes
1 answer
6k views

How to make a heat distortion effect?

How can I make a heat distortion effect, like you might see around the exhaust of a jet engine?
gandalf3's user avatar
  • 157k
11 votes
2 answers
11k views

Cycles Flame in Smoke Simulation not Rendering

I am trying to make an explosion in Blender. I am having a problem with the smoke simulation with the Cycles rendering engine. More specifically, I have been able to render smoke, but flames do not ...
AMACB's user avatar
  • 273
2 votes
2 answers
16k views

Can't preview smoke simulation on Blender 2.82

Whenever I add a Quick Smoke effect, I can't preview it on the viewport unless I bake it. And Yes, I added the Smoke Domain on the object. I've seen tutorials like this https://www.youtube.com/...
Lucas Haas's user avatar
54 votes
3 answers
7k views

Creating Inky-looking characters in Blender

I'm involved in a project to do with ink animation and experimentation. I found this incredible piece of animation: Chinese Ink Style Animation I originally thought this was some sort of After ...
Jacob W.E's user avatar
  • 541
13 votes
2 answers
5k views

Is it possible to have more than one smoke simulation in the same scene?

If you add more than one Smoke domain in your scene, the first one will not make any smoke. Is it possible to get more than one simulation in the same scene? (For example, duplicating the entire ...
gandalf3's user avatar
  • 157k
6 votes
1 answer
1k views

How to create a simulation in Geometry Nodes pre 3.6?

UPDATE: Simulation nodes are now available in B3.6β! In the recent week the Blender community became crazy on the particular geonodes hack, that allows you to create a simulation in Geometry Nodes ...
Markus von Broady's user avatar
15 votes
2 answers
3k views

Ink on Porous Paper or Water Bleed Effect

I have seen some rather incredible results out there using smoke and dynamic paint, and as such, I am curious if anyone can come up with a clever simulation of ink onto paper, or, closely, ink into ...
troy_s's user avatar
  • 12.3k
11 votes
6 answers
29k views

Smoke Generator does not work

When I try to run the smoke simulator in Blender 2.62 I get no smoke at all. When I attempt to render, the only output is a black screen. What am I doing wrong here that is making the smoke simulation ...
Lindsey's user avatar
  • 1,667
9 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 ...
NaturalistUbuntu's user avatar
6 votes
1 answer
2k views

How can I control where smoke and fire are emitted from?

How can I control which part of the object the fire/smoke is emitted from so instead of it coming from the corners it is emitted from the top side like a normal log on fire. Also I can't see the ...
hghjgjh's user avatar
  • 653
4 votes
2 answers
4k views

How can you color smoke based on the smoke's temperature?

As seen in the beginning of this video, the smoke is colored based on its temperature. I know how to use the attribute to color smoke based on flame and density, but how can I use it to color based on ...
Tate S's user avatar
  • 41
19 votes
1 answer
4k views

Multiple smoke flows in one domain, with different colors

So I want to mix smoke with different colors in one domain object, I've found tutorials about that topic with Blender render engine, but not how to do that effect in cycles. I can define the smoke ...
TobiasW's user avatar
  • 505
11 votes
4 answers
29k views

Domain boxes show up in cycles render

So I recently made the switch to cycles rendering and smoke modifiers, but it's been giving me loads of problems already. This is what the model looks like: And then when I go to render it, this is ...
Gh0stRunner'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
2 votes
1 answer
1k views

Smoke shows on render, Fire doesn't

Good day! I am having a problem wherein fire does not render. I followed a smoke and fire simulation on YouTube. Followed everything in his tutorial. However, the fire in my scene does not render at ...
seulgibear's user avatar
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
12 votes
1 answer
961 views

How to offset multiple smoke instances by time?

I want to use pre-simulated smoke simulation assets from a library to avoid having to re-bake each time. For example, a large open scene with several smoke stacks rising off of a ground plane, I would ...
Jon's user avatar
  • 121
7 votes
2 answers
1k views

Moving a Smoke Simulation in Time

If I spend a couple hours baking a smoke simulation and then realize that I want it to happen several frames later in my animation, is there any way to shift what frames it occurs on without having to ...
Anson Savage's user avatar
  • 3,372
6 votes
2 answers
4k views

Why isn't smoke flowing with the shape of the domain?

I created this Smoke domain. Then When I added smoke, it didn't stay within the domain, it went through the hole.
Abha Gupta's user avatar
4 votes
1 answer
2k views

Make Flames stick close to the surface instead of rising upwards

I need this for an animation. I tried using a smoke simulator, but the flames rise upwards and that's not what I was aiming for. I want the flames to maintain the vorticity but still stick close to ...
Tejas's user avatar
  • 945
3 votes
1 answer
4k views

Smoke is not appearing in Cycles render

I am stuck with a unique problem. I created some smoke per a detailed tutorial. It appears in the viewport but not during rendering with Cycles. I have attached both the snapshots and .blend file. I ...
sabin mathew's user avatar
2 votes
1 answer
2k views

Fire Adaptive Domain rendering like a solid cube

When I render I see a solid cube which is Adaptive domain. But it shouldn't show up. I feel like I missed something. It is my first time simulating fire. Candle with a solid domain blocking the fire ...
A.D.'s user avatar
  • 3,528
2 votes
1 answer
577 views

How can I send someone a .blend file with cache folder included?

I've been trying to send a person my .blend file with an external cache folder (.bphys format) to render a fire for me, and when he opens it, he can't connect the two. Any solutions?
Mason's user avatar
  • 111
0 votes
1 answer
1k views

(Internal) Fire looks blocky in final render

So I took a sphere, made it a smoke simulator, added wind and increased that to 50.00, and rendered it. For some reason it looks very pixelated. 3D Viewport: Final Render: Blender File:
KingKong19100's user avatar
17 votes
2 answers
4k views

What Are the Differences between Smoke Collision Types?

What are the technical differences between Rigid, Static, and Animated smoke collision types? In the Documentation, it says that: Smoke can collide with mesh objects, using the 'Collision' option ...
gandalf3's user avatar
  • 157k
14 votes
3 answers
4k views

How to achieve a stylized burning (Wireframe) effect?

I tried many fire simulations, I googled hours of hours about all imaginable keywords* in all sorts of combinations and I followed many many tutorials about smoke simulations. But I don't actually ...
Samoth's user avatar
  • 3,234
11 votes
1 answer
4k views

Making a realistic dust trail

I am trying to simulate the smoke/dust from a scene from the latest Star-Wars trailer ("the rise of skywalker"): see attached trailer segment. I also included a gif that shows what I got so far. ...
apyl's user avatar
  • 189
10 votes
4 answers
23k views

Smoke not showing up in render?

I am using 3 layers, a tornado (flow physics particle), some text that was converted into mesh so it could explode and get sucked in by the tornado. I also have a surface plane which is the only thing ...
Eegs's user avatar
  • 113
8 votes
2 answers
12k views

Can I influence the direction in which fire and smoke dissolve?

I know how to control fire/smoke particles but flames and smoke always appear to be drifting upwards (i.e. positive global Z-axis) regardless. I'm actually trying to create a sun-like fireball, i.e. ...
Oliver Giesen's user avatar
7 votes
1 answer
17k views

Fire showing in viewport, not in render

I have a great looking fire that shows up well in the viewport; however rendering results in just the smoke being rendered. I have absolutely no idea why. Any help would be greatly appreciated. ...
Joseph Farah's user avatar
7 votes
3 answers
13k views

Setting Up Smoke Domain Material in Cycles

I am trying to understand how to make fire in Blender. I bumped into this blog and downloaded the attached blend file. In this blend file the Smoke Domain Material is constructed using two textures ...
user avatar
6 votes
1 answer
8k views

How can a smoke domain be hidden from render?

In the 3D-View everything looks as expected: But when rendered the smoke domain covers the whole scene. I tried to place camera inside and outside of the smoke domain but this doesn't work either. ...
stacker's user avatar
  • 38.5k
5 votes
2 answers
3k views

Mantaflow: bake always crashes, cannot be resumed

I have problems baking a smoke simulation with Mantaflow, I tried Blender 2.92 and 2.93 Alpha. When baking a (not very complex) simulation, Blender always crashes at around 30% of a 250 frames ...
Gordon Brinkmann's user avatar
5 votes
2 answers
9k views

Export a smoke simulation as a mesh

Please help me.... I am trying to export a smoke simulation as a mesh (I mean the smoke 3D volume) for 3D printing it! I cant find how to do that anywhere, does anyone know? Thanks a lot! Sorry if it ...
Emiliano Hernandez's user avatar
5 votes
2 answers
8k views

Controlling smoke/fire emision amount

It is possible to animate the emission of the smoke in smoke sim? I tried to insert keyframes in the fuelAmmount propierty in the flow object but it didn't work. Thanks.
Hikaru Ai's user avatar
  • 237
5 votes
1 answer
826 views

Smoke hi-res fire artifacts in Cycles?

When rendering smoke/fire simulations with cycles I sometimes get some random lines/artifacts on my render. Do you have any idea what might be causing this? There are also some issues with ...
DeinFreund's user avatar
4 votes
1 answer
1k views

Ways of sharing the same smoke cache datas between two different files?

I'm working an a short 2min animation, fully smoked based, in order to emulate a kind of ink effect on all my characters, landscape, etc (all the object in the scene are smoke emitters). Obviously, ...
Aleph's user avatar
  • 499
4 votes
1 answer
5k views

How to make my water look Murky?

Blender noob here again! I'm working on making a Swamp scene and I'm curious how I can make my water look murky/smokey. Would I need a smoke simulator in the system too? Or is it a materials thing? ...
Saccharum's user avatar
4 votes
1 answer
1k views

Displaying airflow inside of an engine model

Okay so basically I have a model of an engine. The purple shows where all the gas and yes gas not liquid should go. It must collide and be held in by a couple moving parts. The first thing I tried ...
Tactical Shrimp's user avatar
3 votes
3 answers
6k views

How to simulate a gas?

I am totally new to blender and 3d rendering. What I want to create is something similar the water filling an object except in reverse. Meaning, I want it to simulate natural gas fumes that rise ...
Troy's user avatar
  • 31
3 votes
1 answer
706 views

Freestyle edges obscured by smoke

I've got an object that I'm rendering with freestyle edges: I'd like this object to also be a smoke emitter: Is there any way to draw the freestyle edges, to be partially visible through the smoke?
ajwood's user avatar
  • 10.1k
3 votes
2 answers
2k views

Blender 2.77 renders smoke\fire domain solid black on GPU (Cycles)

I have just updated to 2.77 version and was very exited about using GPU for rendering fire. When I tried to render the test scene I got this: Though it should look like this (rendered on CPU): ...
Anton K.'s user avatar
2 votes
1 answer
2k views

Smoke & fire simulation: Cycles material not showing fire

Fire is no longer being emitted from my material, even though I have not made changes to my material. The node setup is exactly as I had it before, but now nothing works. Here's the .blend file.
Mentalist's user avatar
  • 19.1k
2 votes
1 answer
2k views

Spray paint gas simulation

How would you simulate the paint sprayed by a spraypaint can? It should be animated as hitting a wall covered by a stencil, so it must have some kind of gas-dispersion effect when it collides against ...
Lisan's user avatar
  • 155
2 votes
3 answers
3k views

Smoke Domain object is black

So I'm really new to blender and I'm trying to get a book to catch on fire and fall over, but for some reason the domain for the smoke system is totally black. Not sure what to do or what I did. Any ...
Dowel's user avatar
  • 21
1 vote
1 answer
197 views

No flame in Blender Render

I am creating a simple animation with flame. I followed a tutorial and flame appears in viewport but is not present when creating an animation or image. I am using Blender Render (not Cycles and GPU ...
Jakob Kenda's user avatar
1 vote
1 answer
314 views

How to get glare on "Quick Smoke" (Fire & Smoke explosion)

I have this question that relates to Blenders Quick Smoke tool. Recently I have been rendering CGI explosions and smoke assets to be keyed in later on a short film, but I have this small problem that ...
Aplan Studios's user avatar