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.

97 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
4
votes
0answers
89 views

split up and render depth slices (for extreme dof)

I'm doing a particle simulation of fire embers swirling around, to be matched up to a filmed plate. The plate has a very shallow depth of field, which creates a problem when comping it in. It takes ...
3
votes
0answers
813 views

Can you link render settings across all scenes so they can all be changed at once?

I have multiple scenes to render and in my "master" scene I have set up the render nodes to output the render of all scenes. This way I only have to hit the Render Animation button once and all of the ...
3
votes
0answers
395 views

Render Layer ID for material in Cycles?

It would be useful for some particular final render to have multiple render layers where the render can choose material features based on a Render ID. Object ID is a similar precedent. Is that ...
3
votes
1answer
711 views

How to duplicate render layer

could be render layer duplicated? With all its properties and freestyle settings preserved ? There is only button for adding, but newly added layer is not set.
2
votes
0answers
38 views

Generate 3D Profile of Space Occupied by Moving Closed Objects

The image below illustrates a model of six rigid links connected by six revolute joints. I've written a Python script to make the mechanism articulate around its joints and move relative to its fixed ...
2
votes
0answers
34 views

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 ...
2
votes
0answers
56 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 ...
2
votes
0answers
309 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. ...
2
votes
0answers
91 views

How to get luminance value of every pixel from the rendered image?

This link below shows how to get value of RGB color and z-depth from viewer node, that corresponding to the value on the pixel information bar (figure below). Link : How to get Color and Z-Depth from ...
2
votes
0answers
2k views

How to make objects ignore certain lights in blender 2.8?

In Blender 2.8 in Cycles, how can you make an object ignore certain lights? Lets say I have a cube in collectionsCube and a bunch of lights in collectionsLights, how do I stop collectionLights from ...
2
votes
0answers
294 views

Best Practices For Compositing a Complicated Animated Scene

I'm working on an animated scene that I would describe as complicated. The scene is large so to decrease the memory load, I have each part of the scene split into a separate .blend file. Each ...
2
votes
0answers
45 views

How to handle disabled layers in Multilayer EXR?

I prefer exporting frames in Multilayer EXR with turned off Compositor to save some RAM. When scene involves disabling render layers, Multi EXR just throws them out. Here you can see, that layer "2" ...
2
votes
0answers
173 views

How to append render layers from one scene to another?

I have two scene versions. The scene content of both are equal, but I have added some new render layers to the second version. Now I would like to append the render layers from version 2 -> version 1....
2
votes
0answers
555 views

Renderlayer with different world settings?

is it possible to have a renderlayer with different world settings? In my current case I would like to have a separate renderlayer to create a volume light. Thus I need to create a volume world ...
2
votes
0answers
213 views

How to combine layers with lots of objects that have alpha textures?

So here is the problem. I have 1 layer with lots of objects with alpha textures and another layer with 1 solid object, positioned to appear somewhere in the middle of those alpha-textured. I have ...
1
vote
0answers
76 views

How to render geometric normals?

When we import a mesh into Blender, we can get a lot of information, and normal is one of the properties. The Normal in ...
1
vote
0answers
40 views

Composite multiple cameras in one image

I need to create a workflow where I can composite 13 cameras together in a file, all filming from different angles in a scene, with different resolutions for each. I already created 13 seperated scene,...
1
vote
0answers
72 views

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 ...
1
vote
0answers
27 views

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 ...
1
vote
0answers
292 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....
1
vote
0answers
69 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 ...
1
vote
1answer
471 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 ...
1
vote
1answer
1k 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)
1
vote
0answers
19 views

How do I deleted a scene collection without deleting the scences inside that collection

Pretty self-explanatory. In the Outliner Window, I have a few scenes. However, all the scenes are under a 'scene collection' and I would like to remove the scene collection from the hierarchy.
1
vote
0answers
192 views

How do I render a render view layer using the command line in Blender 2.8

It is possible to render using a specific scene but I did not see how to select only a view layer. The only solution I found is by unchecking the "Use for Rendering" button for each undesired layers, ...
1
vote
0answers
198 views

How to layer (transparent) materials?

I am generating layered patterns using procedural textures. that is easy enough in a single material using mix shader nodes. what I would like to achieve though is ...
1
vote
0answers
286 views

blender 2.8 : temporarily show all visible objects in the scene

When dealing with collection, the object in the 3d viewport will be visible depends on current selected view layer. Some objects won't be visible as they have been excluded from current view layer. ...
1
vote
0answers
106 views

Why does Blender freeze when rendering with render layers?

So as the title say, Blender freezes at the last point of rendering when I render with render layers. I'm quite sure that there is some problem with settings but I can't get what. In principle I could ...
1
vote
0answers
410 views

Render Layer - Blender 2.8

I try to change my workflow from Blender 2.79 to Blender 2.8, but I struggle with the new layersystem. In previous versions you could go to the 'Outliner' window an say to each object by click if it ...
1
vote
0answers
57 views

mask layers : are they ignored by freestyle?

does freestyle ignore Mask Layers from the Renders Layers tab ? I have checked the layers I want to be used as masks, but it doesn't seems to work. The only way I found for now is to duplicate some ...
1
vote
0answers
141 views

Confused about the link between scenes and materials and compositor in 2.80

I am trying to obtain a p-map (position map) in 2.80. Since the only way I found is to have a different material with a Geometry/Position node as input, I need to switch between materials (the "real ...
1
vote
0answers
109 views

Render Layers and Freestyle

I am trying to make an animation where everything but the hair and eyelashes is "Freestyled." I have two different Render Layers: Freestyle No Freestyle I have successfully made the "No Freestyle" ...
1
vote
0answers
281 views

Different materials on same object in different view layers/render layers

Is there a way to apply different materials to the same object in different view layers/render layers?
1
vote
1answer
554 views

Shadow Catcher, Shadow Rendering Behind Tracked Camera Scene

I asked a question before but I think the problem has changed enough to ask it in a new way. I tracked some footage using the setup tracking scene button, and had issues with the rendering. I ...
1
vote
0answers
138 views

Transparent object showing up in render layer mask?

I have this transparent plane which is the texture face of my character. It's attached to my character which I render on Render Layer 2. On Render Layer 1 I render the background, and on Render Layer ...
1
vote
0answers
131 views

Alpha channel mask

Is there a way to mask not the geometry of mesh but it's alpha channel? Here's my problem -cube: layer 1 -fire with alpha: layer 2 layer 2 masked
1
vote
0answers
352 views

Render layers with and without HDR background

I have a scene with a house in front of the camera and behind the house some trees. I want to render them in separate layers, but I want the HDR image in the background for the first render and ...
1
vote
0answers
159 views

Best way to render passes off different objects?

I have a full detail version of a model and a less detailed version. For style reasons, I want to render my diffuse pass off the full detail model, and my gloss pass off the low detail version. I ...
1
vote
0answers
39 views

Render layer- or render pass-like options when you can't use Film | Transparency?

I have a scene containing An object An animated screen with an image texture/transparency material, which passes in front of the camera, adding a mist-like effect to the scene A background/ground, ...
1
vote
0answers
608 views

How to layer greenscreen footage over existing footage in the VSE?

So I have a series of clips in the VSE (audio, video, what have you) and I have greenscreen footage where the green color has been removed using the keying node. This is the footage I have. And this ...
1
vote
0answers
118 views

batch rendering several .blend files with the same light setup

I was wondering about the easiest way to render multiple objects (like 100 different objects) with the same light setup without creating a light setup in each '.blend' file. I created a '.blend' for ...
1
vote
0answers
161 views

Black rendered images with Cycler and Blender Render

I'm trying to fallow this tutorial, but I am only rendering black images (or videos). I only have downloaded the file and tried to render with Blender 2.74 on MacOSX and Blender 2.76 on Windows 7 (and ...
1
vote
0answers
82 views

Camera tracking rendering problems

I dont know how to explain it but the camera tracking is not rendering correctly on the blender file i attached... It rendering the markers i used and the hole in the wall and it doesnt look right.. ...
1
vote
0answers
54 views

if i have layer 1, 2 and 3, how do i user layer 1 to mask out only layer two using layer mask

I need to be able to animate and rotate my mask, and therefore i want to use the layermask, however it should only mask out the layer right under it. So i want layer 1 to mask out layer 2, and not ...
1
vote
1answer
123 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 ...
1
vote
1answer
2k views

Render stops after 1 frame. "Render error (Permission denied) cannot save: '0001.png'"

For some reason today I can no longer render more than 1 frame at a time. I was able to just fine yesterday. After successfully rendering the first frame, render stops and I get this error message: ...
1
vote
1answer
740 views

(How) Can I get rid of these fireflies in the zDepth pass?

http://imgur.com/a/5PYwv How do i fix the firefly type artifacts? None of the leaves have a glossy surface so that shouldn't be causing the problem? Here's a file of just the front tree. (sorry for ...
0
votes
0answers
23 views

help with gloss reflections!

I'm in dire need of some help here, as you can see in the second photo both, the car and the light that illuminate it, reflect on the ground plane I added. I'd need to keep the car's reflection only ...
0
votes
0answers
13 views

View layers n00b: holdout & indirect - no holdout, objects, objects still visible

I'm fiddling with view layers for the first time ever. Got a large Archviz project, organized in collections on several view layers. My understanding is as follows: To render out the streets and ...
0
votes
0answers
9 views

How do I prevent a render layer from rendering a composite image

Everything renders fine but I end up rendering the scene twice. What I want is only the first render layer “view layer” to render the entire scene which it does. But the second render layer “flower” I ...