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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68 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 ...
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357 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 ...
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1answer
607 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.
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80 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. ...
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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 ...
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231 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 ...
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38 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" ...
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148 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....
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569 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 ...
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0answers
424 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
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199 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 ...
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22 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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18 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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14 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 ...
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1answer
114 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 ...
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1answer
149 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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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.
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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, ...
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0answers
417 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 ...
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1answer
110 views

Problems with Render Layers

I seem to have nothing but problems with compositing and Render Layers. :-\ Every tutorial I’ve followed so far on Blender Guru, I’ve been unable to replicate the process whether in 2.79 or 2.80. As ...
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90 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 ...
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0answers
254 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. ...
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0answers
68 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 ...
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392 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 ...
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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 ...
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53 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 ...
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94 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" ...
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209 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?
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659 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: ...
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1answer
226 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 ...
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0answers
121 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 ...
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112 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
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0answers
284 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 ...
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153 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 ...
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38 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, ...
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0answers
544 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 ...
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0answers
112 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 ...
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154 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 ...
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81 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.. ...
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0answers
53 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 ...
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1answer
557 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 ...
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0answers
30 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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37 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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9 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
41 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
21 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 ...
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58 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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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 ...
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1answer
29 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, ...
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20 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 ...