Questions tagged [render-layers]

Render layers are used to separate pieces of a scene for rendering. Those layers can then be treated differently in the compositor.

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How to set up render layers for large project

I am working on my biggest project yet, it’s a video of the Falcon 9 rocket launching and landing from a launch pad. It’s around 4500 frames long. How would a professional animator split up the ...
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How do you get 2 render layers from an exr file?

I am compositing a scene with 2 render layers. I saved it as an image sequence of EXR files so that I can close the program. However, after compositing, the Exr doesnt keep data from separate render ...
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Stylized fur with Freestyle

can somebody please give me some advise? I need to set the stylized fur to render with outlines and contures (Freestyle function). This is what my model looks like: This is how the fur should look ...
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33 views

The smoke domain is completely filled with smoke

The domain is filled with smoke before the simulation started.
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1answer
24 views

How to render objects only with their materials diffuse color or without lighting

I am currently trying to write a python script with bpy and Blender 2.9 to render images of a couple of thousand wavefront objects with material information. I only need the "true colors" of ...
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1answer
25 views

How to disable Background layer rendering?

I’ve done tracking of the footage, and I’ve setup the tracking scene. As you probably know, once you setup the tracking scene, Blender automatically creates two “Render Layers” nodes in the compositor....
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How do i add the render layers node? its not there at all. In fact there are no nodes

How do i add the render layers node? its not there at all. In fact there are no nodes As you can see there is literally no nodes even though i zoomed out a lot of times.
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1answer
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Render a scene twice but once it renders with an extra object

Hi i have a scene with a kitchen and i am using the sky texture and a large volume to create godrays, except to make the scene less noisy i am rendering it twice with two identical scenes but one has ...
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Unit of the color in of the Diffuse Direct/Indirect passes in Cycles render

When I read a pixel's red value 1.0 from these passes, is the value I read radiance, radiosity or irradiance? Is it 1.0 W/m^2 or 1.0 W/(m^2sr)? My understanding is that a sensor is sensitive to ...
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How can I mask a layer using another layer in the compositor without manually masking

I want to mask a layer having freestlyle lines alone of a cube (rest transparent) using an upper layer containing a sphere passing past the cube in the compositor using nodes such that the ...
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1answer
36 views

transfering compositing nodes with render layer nodes

I have two projects. In one I have a lot of compositing nodes including a lot of render layer nodes. I have found a way to append nodes but it does not work with render layer nodes. Is there a way to ...
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50 views

How to Alpha matte an object with another?

Excuse me, I have two render layers, one for Suzan, the other is for a circle, and I want to set the circle to be the alpha matte for Suzan, like the image below: I tried to do it, but the result was ...
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what is the difference between scene layers and render layers

https://docs.blender.org/manual/en/2.79/render/post_process/layers.html could someone please make a clearer explanation about the difference between the scene layers and the layer layers?
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Cancel the tracking scene, return to default render layer [duplicate]

I did camera tracking and applied set up tracking scene...then it create its own render layers....like it create foreground and background layers....I want to return to default render layers...but ...
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Making a portal effect in Cycles [duplicate]

Case I followed this outdated tutorial to create an effect that I want (being able to see a completely different world through an object (a shield in this case). I got this to work in blender 2.8+. ...
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1answer
21 views

Render layers different from viewport

I just made a simple scene to test render layers, but they're different from the Cycles viewport (black actually). https://blend-exchange.giantcowfilms.com/b/WLaKYGzj
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playing with View Layers - are they always all rendered?

I'm playing with View Layers since I have to separate a lot of stuff from a scene. It's working great but I was wondering how it does impact the render performances. If I have, let's say, 10 View ...
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32 views

Blender Output Multiple Passes When Rendering with Specific Naming Scheme (2.8.2a)

My render setup looks like this: and my file output looks like this (the mist pass is put in that folder with the names "Image0000.png" and "Image0001.png"): but my desired ...
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Blender 2.79 (rendering 6 render layers)

So Im working on an animation using 2.79's Internal render and I need to render 6 different render layers so that rendering the animation won't be so slow (because as of now its taking hours to render ...
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27 views

Object not rendering without applying the modifiers

hope you all having a good time. I have a scene with a plane that has 2 modifiers (Array and Curve) I can see the object in real-time viewport (both cycles and evee) but when I render the object (...
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1answer
33 views

Viewer node in compositing doesn't show anything

Viewer node in compositing doesn't show anything, I've rendered the image, unplugged and replugged the nodes, but it never displays anything for some reason. uploaded the blender file here
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How do I render only the background and the reflections in the plane but not render the actual car? [duplicate]

I am trying to render only the background and the reflections of the car and I don't know how. In the outliner tab layer 1 is the car, layer 2 is the background, and the rest of the layers are various ...
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1answer
24 views

How to copy Linesets between scenes?

I want to copy Linesets from one file to another. I appended the required scene from the source file to the target file. Then following THIS ANSWER from blenderartists.org, I tried copy-pasting the ...
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2answers
289 views

How to create wireframe fade off effect like this?

Can this be done with freestyle lines alone? or do I have to render separate layers and do it in the compositor?
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1answer
251 views

Save PSD (or TIFF) with passes as layers? [duplicate]

I wonder if there is any way in Blender for saving render results in PSD (from what I can see it is not supported) or TIFF file with layers from passes (for example refletion pass, object id, material ...
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Blender: render different periods of a sequence into different files

TL;DR: is it possible to render automatically frame X to frame Y into file first_part.mp4, and frame Y to frame Z into ...
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40 views

Blender python (bpy) rendering incorrect depth

I am new to blender. I am trying to render RGB composite images, albedo and depth map of the context scene in blender. RGB images are rendered well, but the depth image is renderer incorrectly. I am ...
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1k views

Rendered Image not showing up in compositing tab

I am new to blender and I am following Blender Guru's donut (beginner) tutorial. I am having problem in compositing tab. When I do render and switch to compositing tab, the rendered image is not shown ...
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Output to alpha channel the intensity value of the point corresponding to the texture in projector

I am super new to Blender and I am looking for a solution to get a certain mapping from the texture of the projector to the alpha channel of my output image. In my Blender scene, there is a camera, a ...
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1answer
30 views

How to load a render from cloud-servis into compositor with passes?

I have a cloud rendered png image and I cannot find a way to load that rendered image into compositor as render layers. Of course i can import image with image node but, I cannot use passes like depth,...
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37 views

How to render a smoke simulation separately from the scene it's in to then composite together in post?

I have a short 120 frame animation that contains a smoke simulation which uses 2 collision objects. It has a large bake file so I want to render just the smoke on my pc while the animation without the ...
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1answer
78 views

Passes between render layers 2.8

I have a large scene so I want to render it layer by layer and then combine it in compositor. However, separate view layers are not intersecting with each other (for example if sun is on the ...
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110 views

How to render each grease pencil layer as single png?

I'm using Blender 2.83 Right now I'm using Blender to create a character for a video game. I create the character in Blender by using grease pencil. in each grease pencil object this have "layers&...
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38 views

Problem with render layer (normal) in eevee

I have a material made up of two principled BSDFs separated by a mix shader which has a mask. The render works fine but when I see the render layer (normal) it only takes the normal map of the first ...
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1answer
277 views

Accidentally deleted nodes in compositing tab. Can't recover it?

I accidentally deleted the 'Render Layer' and 'Composite' Node. I panicked and didn't know what to do, so I thought maybe if I close my file, itll come back when i open it again. So I closed my file, ...
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1answer
30 views

Render layers and volumetric scattering

when I try to render separate layers I have no transparent background reason for volumetric scattering. is there a way to solve this?
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How to make object visible only in refleciton without Cycles

I'm about halfway done with a long project using Blender Render and am trying to have an object be invisible but appear only in a reflective surface. I understand how to do this using Cycles however I'...
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1answer
137 views

ID Mask by Pass Index in bpy

New to Blender, and the documentation for bpy is throwing me for a few loops. I got a setup in the compositing layer working for my desired goal as shown: This renders an image and a color-coded mask ...
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2answers
360 views

How do I darken shadows from a shadow catcher in the compositor?

I am working on a shot of a car sitting in a plane integrated into a video I shoot. When I rendered the image sequence I separated the shadow from the car (when I was rendering the Car itself I ...
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Render is a gray screen, not sure why [duplicate]

I am rendering a scene but it only shows up as a gray screen and doesn't even start rendering the camera. Not sure what is happening, I have looking into numerous posts but to no avail. Any help is ...
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26 views

Why rendering an animated scene all of a sudden freezes computer?

hopefully someone can help me with this question. As of about 2 weeks ago (where before everything was fine and smooth) Blender freezes my entire computer when i try to render a pretty simple scene of ...
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1k views

How to denoise animations using Blender's Temporal Denoiser?

I've been diving into the secret Blender Animation Denoiser function mentioned in February of 2019 by Pablo and documented on the Developer Site. Here are some things I figured out after digging ...
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277 views

Empty Render Layers node in Compositor

I was trying to make some adjustments in compositing, but Render Layers are not showing anything. In the UV Editor "Render Result" is correct. Re-rendering scene from Render Layers node doesn't help. ...
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1answer
223 views

Can I render isolated objects but keeping all the impact of other objects and their materials?

So I chose all the objects I don`t want to be rendered and changed their visibility, and then rendered the object I want, but it looks different while being isolated. Can I render it like if there are ...
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104 views

how can i make blender render only the visible parts of the object?

(i use blender 2.79) it seems when blender renders an object it does render also the non-visible back of that object and for that reason, it increases the rendering time. so to test my theory I had ...
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41 views

The number of samples in the render view does not go up

I don't speak English, so I use a translation tool! The number of samples doesn't go up in the viewport render view, but somehow the number of samples goes up when the blender is minimized! Is there a ...
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42 views

I have an idea about a faster way to render and i want know that this idea will work or not?

(i am not native english speaking, Sorry for bad english) Let me explain that idea by an example suppose i have a scene with some 3d modals and or may be some fixed lights or may be moving lights and ...
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2answers
111 views

Outline on transparent background

I'm rendering my scene on 3 separate render layers with transparent background. All layers have strange tranparent outline (around hand and laptop on picture) which I tried to fix in compositor with ...
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30 views

Use of cycles & octane on a per scene base

So I try to have one scene with cycles for my planet where I have a shader that helps me with the atmosphere generation. And I have a scene with my space ships that I want to render with octane. In ...
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1answer
94 views

How to render alpha channel and depth map quickly without having to re-render the whole animation?

So I've finally managed to complete my first animation, it's an animated version of a scene build I created and I decided to outsource it to a render farm for completion. Now that I've got it, I've ...

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