Questions tagged [smoke-simulation]
Questions pertaining to Blender's built-in smoke simulator.
104
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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 ...
20
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4
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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 ...
5
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1
answer
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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?
14
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1
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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?
11
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2
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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 ...
2
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2
answers
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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/...
54
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3
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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 ...
13
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2
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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 ...
6
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1
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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 ...
15
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2
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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 ...
11
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6
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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 ...
9
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1
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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 ...
6
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1
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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 ...
4
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2
answers
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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 ...
19
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1
answer
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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 ...
11
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4
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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 ...
6
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1
answer
1k
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'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 ...
2
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1
answer
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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 ...
1
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1
answer
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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 ...
12
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1
answer
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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 ...
7
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2
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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 ...
6
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2
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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.
4
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1
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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 ...
3
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1
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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 ...
2
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1
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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
...
2
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1
answer
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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?
0
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1
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(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:
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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 ...
14
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3
answers
4k
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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 ...
11
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1
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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. ...
10
votes
4
answers
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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 ...
8
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2
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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. ...
7
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1
answer
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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. ...
7
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3
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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 ...
6
votes
1
answer
8k
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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.
...
5
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2
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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 ...
5
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2
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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 ...
5
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2
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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.
5
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1
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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 ...
4
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1
answer
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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, ...
4
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1
answer
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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? ...
4
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1
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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 ...
3
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3
answers
6k
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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 ...
3
votes
1
answer
706
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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?
3
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2
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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):
...
2
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1
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2k
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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.
2
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1
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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 ...
2
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3
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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 ...
1
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1
answer
197
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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 ...
1
vote
1
answer
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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 ...