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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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2answers
224 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
24 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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0answers
16 views

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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0answers
31 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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1answer
35 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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0answers
11 views

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 ...
1
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1answer
28 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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0answers
21 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 ...
0
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1answer
26 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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0answers
21 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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0answers
19 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 ...
1
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1answer
66 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
22 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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0answers
17 views

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'...
0
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1answer
39 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
95 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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0answers
9 views

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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0answers
21 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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0answers
99 views

Animation Denoising (using the temporal denoiser) - Looking for the final piece of the puzzle

Alright, I've been diving into the secret Blender animation denoiser function that was briefly mentioned in February of 2019 by Pablo here: Denoise in Animation! - Blender Today Live #49 and is ...
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0answers
64 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
51 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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0answers
42 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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0answers
33 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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0answers
40 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
67 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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0answers
21 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 ...
2
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1answer
61 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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2answers
27 views

Whenever I tried to add a material slot to a tracking scene plane, it shades out black. The File is in **EEVE Mode**

In blender version 2.82, in EEVE Mode in rendered shader-view when I tried to add a material slot to a plane, which I generated by tracking a scene, the plane shaded out black with no texture. I ...
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0answers
53 views

Cryptomatte - Clean edges

blender people, please, does exist a solution to make a clean render pass for ID colors - materials? I want to achieve a same solution like in VRAY - material ID. After that, I want to import it in ...
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0answers
77 views

Grease pencil overlapping only in render view?

I have a small room I'm working on, and I adjusted things to how I wanted them in the Layout tab. I did want to give it a slight hand drawn feel, so I know this means the strokes aren't super accurate....
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0answers
28 views

Light Path Expressions (LPE) in Blender

It seems like blender does not have a feature to render light path expressions like these in RenderMan. There's a thread on devtalk about this but I havent seen any further updates. Essentially, I ...
0
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1answer
73 views

In Blender 2.8 how do I render the world once for all view layers?

I have a setup where I have one collection that is a background and one that is silhouetted against it. Each of these is in it's own View Layer. The background one rendered straight, the foreground ...
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0answers
15 views

How to retrieve correct normal information of a render? [duplicate]

How can I get the the same vector for every angle on denoising normal information when rendering in Cycles? I realized that, based on the camera angle and its position, the normal vector is different....
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0answers
22 views

Techniques to composite geometry and volumetrics together for an animation

Hello everyone I hope you are hanging in there! I spent about 2 hours trying to figure this out with Stack and YouTube but still can't wrap my head around this. The scene below will eventually ...
3
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0answers
253 views

Why is my render result disappearing after denoising? [closed]

I wanted to denoise my image in compositing. I don't know why it is disappearing after connecting with denoiser. Edit: I solved deactivating Progressive Refine from Render Properties > Performance > ...
-1
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1answer
59 views

problem with lookdev mode?

I'm using Blender from a 1-month. I don't know what happened suddenly it changed to Material Preview mode no lighting no environment scene. Even after pressing Z key to go to LookDev mode even there ...
0
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0answers
32 views

Text not rendering in motion track (2.82) [duplicate]

Using Blender 2.82 and I am trying to animate text over a meme template (yes, i know there are easier ways to do this but I wanted to try it in Blender to expand my skills a little bit). I have been ...
0
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2answers
78 views

How to render some of view layers only (instead of single or all of them)

I have LOTS of View Layers (generated in Python), and I only want to render and composite several of them at once. When I checked "Render Single Layer" in View Layer options, only the active one in ...
0
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2answers
26 views

Make objects reflect from separate view layer 2.8

My last post of this was marked as a duplicate for glass shaders. I want to make explicitly clear, I am NOT asking for glass shaders. I'm doing a bit of archviz for a buddy's bathroom remodel, and I ...
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0answers
102 views

How can I get pixels from multiple render passes through Python and store them to generated multilayer image?

First of all I know that the easiest and probably the most efficient and the fastest way would be to add File Output with different inputs, but as far as it is possible I'd like to avoid writing ...
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0answers
29 views

Compositing Confusion

I don't have a whole lot of experience with compositing, and im working on a piece for my portfolio. Right now I want to put this on top of this. Only problem is that whenever i come close to ...
0
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1answer
40 views

Rendering multiple layers separately causes weird black artifacts (2.79b, Cycles)

I have a ground mesh which I have cloned into multiple layers. It is the same mesh, except one has a grass material, and the other is sand. I wish to render these layers into separate render layers, ...
5
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2answers
337 views

blender kill particles not viewing in render

I am making a harry potter video with friends and I'm adding magic between the 2 wands. I'm using 2 particle systems with gravity off pulled by a force field for the magic and killing them when they ...
2
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0answers
21 views

Transparent elements are different than viewport when saved as .png [duplicate]

I am working on a project where I composed many layers with an transparent background. Now I rendered the whole thing and when I saved it the result looked different than the saved version (The white ...
0
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0answers
22 views

Eyebrow rendering Eevee for animation

In eevee rendering mode, I have successfully rendered eyebrow on top of a character's face when the front is facing the camera using "alpha over" node. But, eyebrow would still show up even when ...
1
vote
1answer
195 views

Cropping background image when rendering region

I have this scene with a hand and a knife and I want to get an animation of blood sorta dripping (spraying) from it, but because of SSS I use in palm material it takes forever to render (over 4 ...
2
votes
0answers
135 views

Blender 2.8 Using z height (Depth) gradient to reduce mist intensity

I'm trying to find something for 2.8 but struggling. I want to use the z height (depth on render layer?) to reduce the intensity of mist (composite layer) exponentially as height increases. ...
1
vote
1answer
355 views

how to render multiple things separately

I'm using Blender 2.80. I have a scene, where I fire 20 cannons at the same time, with smoke and fire. How can I render (with Eevee render) some cannons separatley? (i.stack.imgur.com/lXFuK.png)
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1answer
40 views

Why can't I use put Render Layers in a node group? (Compositor)

When I try to create a node group that includes the Render Layers node, I get an error saying it can't create a group with that node. Is there a reason why or some way around it? I don't want to have ...
0
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2answers
43 views

Rendering: Excluding a layer while keeping it's influence (Masking?) [duplicate]

I am making this Christmas Tree but the problem is that I can't render the whole scene in one go because of too many particles. So I have rendered my tree and now I want to render only tinsels wrapped ...

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