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Questions tagged [volumetrics]

Questions about rendering with volumes (smoke, fog, etc.). Use this tag for both Blender Internal and Cycles.

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Realistic Car Headlights

I was trying to create some realistic lighting for a car render and I am having a bad time creating the volumetrics for the headlights. Some of the renders looked very noisy and in general really ...
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Why I don't see the volumetrics in eevee?

I have a very strange question:I don't see any squares near the volumetrics bar in Eevee in 2.8.What can I do to solve this problem?
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How can i render only the Volumetrics?

I have a scene with a lot of "fog", it does take a while to render the scene. I would like to render only the volumetrics to reduce noise in it. How can I render it without anything else, is it ...
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Joined Mesh not Bouncing Light

I have 2 mesh objects with the same texture applied. One is bouncing light of the plane behind it, the other (a joined mesh) is not. Not sure what's causing this but I'm sure it's a relatively easy ...
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EEVEE _ deactivate lamp on rendering with volumetric fog, and keep only the illumination

I m working a scene on EEVEE, and I had placed some extra spot lights to illuminate my focus object. Also I have used volumetric fog. I need to keep the illumination of those spot lights but not the ...
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Physically realistic air volume

What are the correct "color", "density", and "anisotropy" settings for real-world air?
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Why does combining a surface and volume node result in a black material?

I'm trying to make a fluid with something dissolved into it. It's almost opaque but there are some spots of lower density solute. This is why I can't just use nodes on surface alone--I need to be able ...
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80 views

Camera Projection Displacement

I have been trying to recreate this c4d/Arnold tutorial in blender and I'm stuck trying to Displace the mesh only in one direction (In the video the displacement is applied to the z axis. min 06:31). ...
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326 views

Principle Volume Density Node + Wave Texture not rendering in Eevee

I simply followed this tutorial at 54:26 https://www.youtube.com/watch?v=ptpGVGL-b2k I increased the cube size by 10, made the same lighting and world settings, and checked volumetrics. When I plug ...
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336 views

EEVEE Volumetric Light exlusion

I need to exclude a point light from volumetrics lights. I tried placing a cube that surround only the spot light with a "Volume Scatter" node but it catch also volumetrics from the point light. It ...
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138 views

Volumetric Light not working on Cycles (but good in preview)

The volumetric Light shows pretty well in viewport preview, but doesn't render at all in Cycles. 4 point lights - Strength: 1000 A cube with a Volume Scatter / Density: 0.2 / Anisotrop: 0 I've made ...
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103 views

Combining two objects with volume materials

I would like to create a volume material with two channels: red and green. For each channel I have corresponding voxel data. I tried to create two separate objects and overlay them, but standard ...
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262 views

How can i make realistic lighting for a 3D car?

I'm making a 3D scene with a car, on Blender Cycles. (fisheye camera) Everything does seems fine for me but only the car lights doesnt work because i don't know how to apply them, i already tried to ...
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55 views

Volumetric (Gods rays) no light emmiting out (duplicate)

With the reference of this answer i can't get the rays out. Below the eyes there is a point lamp and i want to make the light come from the eyes. Like god rays No light pass I have added a wire ...
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1answer
93 views

Blender Internal -> Rendering: Stopping surface materials of background objects from affecting volumetric materials of objects in the foreground

The problem as demonstrated by the images of my animation below is that the edges of the surface material objects in the background (shells of the atomic orbitals in this case) wash through the ...
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42 views

Print3D volume changes based on position of object

I am creating a house and measuring the volume of each of my objects for a project. I have created a ridge tile, although this is not relevant to my problem. Under the Print3D addon, the volume ...
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45 views

Using renders for textures in objects behind transparencies

I am trying to animate a texture using a render from the same blender file. I have tried several things so far. I have rendered the animation independently and then add the video as an image texture. ...
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129 views

Volume/Fire bakes incorrectly to texture

I'm working on a Dungeon Crawler game with pixel textures. For this is make 3D objects in Blender and bake them to textures using planes I put around it, the same way you would bake high-poly meshes ...
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88 views

Shining reflection

How can I add a very slight "glowy" shine on places where light is directly pointing at. Just like in real life. I always need to do it with photoshop afterwards, but in one of Gleb Alexandrovs ...
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434 views

How to make 3D volumetric textures in Blender?

So let's say I want to make some volumetric fog or something like that. I saw a demo of how to do that in Blender recently, but it relied on the built in 3D textures built into Blender. How do I make ...
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306 views

Using a large amount of lights inside a volume causes blender to crash

I've been attempting to make a concert stage animation in blender with the inclusion of lights, 48 for the stage referred to in this question. To achieve the look of a solid beam matching that of one ...
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31 views

Voulme Scatter in World doesn't show up

When I enable Volume Scatter for the World it doesn't do anything. There is no Enviroment Texture so that shouldn't be a problem. I added a cube with the same settings and it does exactly what it ...
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126 views

Trouble Applying Gradient Texture for Atmosphere Density Around Earth

I'm making a photo-realistic image/animation of Earth. I'm trying to apply a spherical gradient texture to control the density of the atmosphere volume scatter. The problem is, my atmosphere is ...
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318 views

Creating dust deflated by wind

I want to create spaceship landing scene where it's engines produces a lot of dust while the ship is descending to the ground. How can I achieve that crazy chaotic dust effect?
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378 views

Volume Scattering problem

Good day! I would love to have a fog in my project, but I couldn't make it happen, because my project has a giant island which I want to make all foggy, but Volume Scattering seems to not work ...
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144 views

draw lines like electricity from objects origins, across particles in a volumetric material to other object?

How would I draw lines connecting object to other objects using particles to simulate lighting inside a volume? I want to use it in a fire sim like this.
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85 views

Atmospheric Lighting: Am I doing it wrong?

http://www.imgur.com/a/AXp3H At the time I have posted these images and attempted atmospheric lighting, I have attempted to follow alongside a tutorial out of Blenderguru.com, but the results were ...
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77 views

Volumetric Lighting help

I'm trying to render out an image with light emitting from an object, but I am very new to Cycles. How can I achieve an effect like this easily? It's only for a single frame, so it can be a simple ...