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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1answer
111 views

Animation with text

I have animation with 3d models and text on same layer. It is possible to move text from x layer to layer which is rendering for a limited time? Rendering process take longer and I don't need text all ...
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1answer
2k views

How can I combine these overlapping render layers?

I had this scene: Then I broke it into these two render layers: Normally I use an alpha over node to combine render layers, but the transparency and overlapping doesn't allow that in this case. Here ...
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0answers
272 views

Can a material ignore a light? [duplicate]

I have several objects that need to be in the same scene layer and same render layers, but I want objects with a specific material to ignore a specific light. Is this possible?
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1answer
1k views

Change material of object between multiple scenes

I have a car model I am rendering. I have several render layers I am compositing. It is simple enough to render and output the animation, but I also need to render the same animation from two ...
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1answer
1k views

How to do a lightcast only Layer in Cycles?

I try to render a layer that only includes the light as if it was cast onto an object. But it seams it is not possible to make a material that is invisible for the camera but bounces light from a ...
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1answer
3k views

Transparent render layers

I am trying to figure out how to work with render layers. Now I have two render layers connected to the output via Alpha Over node. But when I render the composite output layer is not the combined ...
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0answers
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
21 views

Same object with modifiers in different layers [duplicate]

How to use the same object with modifiers applied in different layers ? I don't want to duplicate object and move it in another layer. I want Blender to use same amount of memory for that object. So ...
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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
299 views

Rendering smoke and volume object which is emitting light causes black spots

I'm creating animation with shooting gun. I've created gun model, smoke emitter which is placed at the end of the barrel and muzzle flash - volume shader with emission. Everything looks fine until ...
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1answer
1k views

Depth map with distance along the camera Z axis

With RenderLayers Node you can get the Z distance from the camera to the object behind (x,y) which is ...
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2answers
2k views

How to make an object transparent to the freestyle pass?

In Blender 2.75a, I'm making a render using Cycles and the Freestyle pass. My scene contains a mesh with a smoke modifier that I'm rendering through a volumetric shader. The boundaries of this mesh (...
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1answer
480 views

I can't see the 2nd layer rendered in the Compositor

I have been following BlenderGuru's Create a Spaceship in Blender tutorial. So far so good, until now when doing the compositing. I believe I have followed every step he mentioned, I have also ...
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1answer
426 views

Cannot blur objects with Z Combine

I'm making an animation where a camera orbits a number of objects. Each object is on it's own render layer and has it's own blur effect. So here is the setup for the visual effect i want. However ...
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1answer
2k views

Render layers not appearing in the compositor

I am trying to follow the Kenan Proffitt tutorial on YouTube for two point motion tracking but the Foreground and Background layers are not appearing in the compositor. When I add the video input ...
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1answer
7k views

Can someone explain the layer system?

I am really confused with the different uses of the terms "Layers" and "Passes" in Blender. Can someone please explain how they work in Blender. I know about Render Passes like AO, Diffuse and so on, ...
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2answers
781 views

Sky-only pass with the foreground knocked out?

I'm having some difficulty because even though the Transparent Sky option is just what I need, I don't want it for every pass in my scene - I need the sky to be rendered too in other render layers. ...
3
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1answer
5k views

Z-buffer output from blender as file

I am trying to synthetically generate depth image mimicing a real Kinect. So I have set the camera params as below using python script. I have setup the nodes and able to get the depth image as ...
2
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1answer
471 views

Render layer confusion

I'm trying to composite a shockwave effect with the blender render engine. My scene is currently set up with two render layers: Layer one: Text, two lamps and a camera. Layer two: shockwave. I ...
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1answer
471 views

Blender render passes

If you set up render layers in blender and you have them all ticked wouldn't blender render all of those layer for you all at once one after the other with all the associated maps that have been ...
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1answer
3k views

Cycles rendering objects all black

I added a texture to the bowl, and it came out rendered black. I unwrapped it, and I did a little node editing, to make the plane glossy and B&W. It looks fine in the preview, as well as in ...
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1answer
1k views

How to move an object to a different render layer?

I am wondering how to move something to another render layer. I see the render layers next to where it says Global, but how do I switch my objects over to another render layer?
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2answers
4k views

How to render just one scene?

I have a blender project with 4 separate scenes which get combined in the compositor. Three of them are quite simple and mostly finished, while I am still working on the main one. However, every ...
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2answers
3k views

Is there a way to have Cycles skip rendering alpha?

If I wanted to create an animation, each frame would have several seconds of rendering a completely transparent part, which adds up obviously. Is there a way to eliminate this waste of time?
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1answer
151 views

How to hide a portion of a mesh that is blocked by another mesh on a nonrendered layer

I was messing around with render layers and passes in cycles and was trying to render a layer where object1 was intersected by object2 however object2 was on a separate layer that was not being ...
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2answers
10k views

How can I render all render passes to files in Cycles?

How can I render all render passes for all of the frames of an animation in Cycles to different files or a file with multiple layers? I'm going to do the final compositing in another compositing ...
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1answer
2k views

Save Render and Shadow Layer Separately

I am trying to create a very simple product mockup using blender. I want to be able to save the actual product (cards) and the shadows as separate png files. I know this is possible, but I am just ...
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1answer
348 views

I am trying to render two renderlayers, but the second layer black background is on top of the first layer

So, I followed some tutorials and modeled planet Earth and an asteroid. Because it's two different compositions I separated each one in a different render layer. But only the asteroid layer is ...
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0answers
27 views

All layers are not rendering [duplicate]

I have a scene set up with several layers. Everything is lit correctly and, when I change the shading mode to rendered, everything's just great. The moment I actually render the image though, only one ...
5
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2answers
3k views

Fade a render layer to transparent

Instead of editing the alpha for each material, it would be quicker for me in this case to be able to fade out the entire render layer in the node compositor. The "SetAlpha" node seems perfect for ...
6
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2answers
1k views

Cycles alpha mask hole

I use Cycles. The main goal is to render different objects from various scenes into separate files using alpha mask. It’s necessary to ensure that in future pictures do not overlap, when images ...
5
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1answer
294 views

Is it possible to link a modifier for only one Render Layer?

I have a scene in which I want to render some of the same objects in two separate Render Layers, with different modifiers in each Render Layer. I know how to link modifiers using Ctrl+L > Modifiers, ...
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0answers
193 views

Accessing render layer properties in Python: Increasing “vector” output sensitivity

This is somewhat a follow-up to my earlier question asking how can I get optical flow out of a Blender scene I have successfully achieved that goal by enabling vector output in the render layers, ...
5
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1answer
5k views

Compositor result won't show

I have problem with compositor. It doesn't show result in output render until I replug Image into Composite node. I am rendering 2 layers, but it show only first layer, without anything modified, ...
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1answer
2k views

Repurposing vector (speed) render layer for optical flow

I'm trying to compute optic flow in my Blender scene using the "speed" render layer (appears as "vector" in the outliner window). This render layer is supposed to return the speed and direction of ...
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2answers
2k views

Different render per layers? [duplicate]

I have like 15 Layers, and a other one with light. I need to render the 15 layers separate but still keeping the light from the apart layer. And i need to leave the computer rendering in the weekend ...
4
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1answer
12k views

How can I combine two render layers?

I would like to know which nodes can I combine this two render layers width? I've made this with alpha over node and transparent rendering. I want such an image but I don't want to lose the ...
1
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1answer
227 views

Object contours in depth maps

Notice how in scene 12_peach, shot 21 in the BBB repository the bushes' leafs in the background appear as rectangles in the depth map. I assume this has to do with the way the bush's material is set ...
4
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1answer
2k views

Renders doesn't display in Node Editor while compositing

I follow that tutorial step by step: https://www.youtube.com/watch?v=H3sSZ6W7rgQ and had to stop around 44:00 - I had rendered my image and when I go into Node Editor there is no way to make backdrop ...
1
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1answer
389 views

Is there a way to have my emission shader only affect the particle system? [duplicate]

I have a scene that has a particle system and other objects. The particles are an object with a pure glossy shader. I have a plane that I have setup as an emission shader to reflect off the particles. ...
1
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1answer
896 views

Appended layer not rendering any objects

I'm something of a noob to blender. I appended a model of an engine to the 2nd layer of my project, and for some reason, no objects from this model show up when I render. If I add a cube to the 2nd ...
4
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1answer
831 views

Rendering an object through another

Is there a way to render one object through another, but only that particular object? It would look similar to how xray mode functions in the viewport. I'm trying to achieve the effect of rendering ...
2
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0answers
193 views

Compositing with Shadows and resources [closed]

I would like to know how to composite a shadow in Cycles. The diffuse already has a shadow. I did the add and then multiply of the three diffuse passes. (Direct, Indirect and color) that is ...
2
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0answers
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 ...
4
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1answer
1k views

How to stop rendering a renderlayer at any moment of the animation?

I have 3 render layers that I'm compositing together in the 4th one. Everything works fine, but even if I don't see the layer in some specific moment blender still renders it. The problem is that I ...
3
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3answers
246 views

How to combine a blurred emit pass with rest of render?

I am compositing a candle and I want apply some effect to only the flame. So I activated the Emit pass so it will only be affected, and I applied some glare effects to it. My question is how can I ...
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2answers
359 views

Compositor, blur only parts of a render

So here's my render: and here's my compositor node tree: The green spheres are on a separate layer from the rest of the ship, so I can apply glow and blur effects to them, without affecting the rest ...
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1answer
744 views

I have two layers with different objects in an animation how do I render these two layers together?

Question pretty much says it all. Also one more question: in the place where you can click on the layers there is a gold dot in one of the slots and a grey dot in another slot does the gold dot mean ...
3
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2answers
4k views

Why Does My Object Not Show in Rendered Shading Mode?

I have had this happen to me a few times prior but instead of just deleting the object and starting over I would like to know why it is that my objects appear in Solid Shade Mode and only a shadow ...
0
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1answer
477 views

toon material from blender internal rendered in cycles render engine? [closed]

Is it possible the toon material and specular from the blender internal render engine to be rendered in the cycles render engine by using render layers?

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