Questions tagged [compositing-nodes]
Questions related to compositing nodes available for compositing render layers into final renders in the compositor.
1,806
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Light not rendering at all
*Disclaimer: complete beginner to blender.
So i'm trying to render some text, but when I add a point light my render ignores it (on both cycles and eevee). I gave my text glossy material, and my point ...
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I am trying to make godrays for specific Light rays in the render but it isnt working well
I have used the sunbeams node in the compositor but as you can see the emitters on the bed are also creating the ray effect, is there a way so that the Godrays are limited to the window rays only?
Any ...
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Glare disappearing after rendering object/ How to set up glare on the transparency
How can I make a glare on the rendered object when it's a transparent background? I need to make a gif so it's not just about adding it to one render.
Before saving the glare is visible in the Render ...
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How to export OpenExr animation with Vector pass?
So, I've been following a video for temporal denoising and it reached a part where he uses an Open eXR animation and that has a vector output. I exported a simple animation with the OpenEXR Multilayer ...
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Copy compositor nodes from one scene to another
I have two scenes, one with a Cycle compositor and one without. I want to copy or link the compositor.
sceneA.node_tree = sceneB.node_tree
This results in a ...
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Set alpha in compositor loses RGB values where opaque meets transparent
Different software deal with transparency differently and this can depend on the file type and the way the software writes the information.
I am getting strange artifacts on where opaque meets ...
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22
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Black lines when compositing
I am attempting to composite a back plate, and blender environment and also the main blender scene. I seem to have manged this with render passes but I am getting a thin black line around the ...
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Scale and Transform nodes behaving incorrectly in compositor?
i'm working on an node-based algorithm for pixelating an image and then applying a dithering mask to it using the compositor.
the issue i've run into is very simple:
render image, 1536x2048
scale by ...
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Unable to add Compositor Point Density Node - 3D Point Cloud render
I am trying to create a 3D point cloud for a certain scene as part of a 3D vision project I am working on.
I am still learning how to use blender for this purpose, and after reading the documentation ...
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11
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Use external renders for compositing
I have a relatively weak device so I usually use renderfarms to render my scenes. The problem is that I can't use the the external frames in blender compositing. A workaround I use is that I render ...
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Is there a node that can reverse the masking area in Compositing?
Is there a node that can reverse the masking area in Compositing?
I want the mesh to appear outside of the area, but I don't know how to mask it.
thanks.
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Motion blur with vector in compositor
I'm trying to follow along this tutorial here.
It's a simple tutorial where the instructor ends up adding motion blur on a blue monkey, but without using the "motion blur" in Render ...
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Compositing a swarm of insects on video footage
I'm trying to make a series of shots for a video where there are swarms of insects crawling on my hand and face like this bit from the Dalí/Buñuel film Un Chien Andalou where ants are crawling on the ...
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Compositing multiple light setups
I'm trying to make a scene where the surrounding environment is nighttime, but all of the light coming through the cube is shown as daytime. A sort of portal effect where whatever angle the camera is ...
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Is there any way to mask out surface and leave reflection/shadow only?
I'm trying to create a composite image with bottles on a table and I need to have shadow/refraction/gloss of the bottle to be separate from the bottle itself. I tried Shadow Catcher pass, but it ...
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Can Cycles' Vector Pass + Vector Blur node be used to create "smear" (instead of motion blur)?
Can the Cycles Vector Pass in conjunction with the Vector Blur compositor node be used to create "smear" instead of motion blur?
To be clear, by "smear" I mean this sort of ...
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Couldn't render a movie clip with a moving image in a composition layer
I couldn't render a movie clip with a tracked object on it.
I added Movie Clip and Render layers as inputs and Alpha Over as a node to combine images. But when pressing CTRL+F12 it seems like I see ...
- 275
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Hide an emission object but keep it's glare effect
I'm using the glare node in the compositor to create a lens flare effect. Is there any way to make the emission object not appear in the render, but keep it's glare effect?
I've tried turning off ...
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How to apply different manipulations at different areas of an image in the compositor?
I have an image feed where I want so apply different color corrections at different areas of the images. Masks are helping here to apply individual manipulations just in masked areas. But how do I ...
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is the full image always computed when rendering a single pass?
I've started learning the compositor.
I need only the glossy pass for now.
But I see that, when I render my image, the "full" image is rendered, then the GlossDir layer.
I was wondering if ...
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What's the suggested workflow for setting up multiple scenes for further rendering?
Context:
I have modeled all the objects I need. It's a mechanical product, which has different parts that attach together.
Now, I want to render different "scenes" such as:
Each object ...
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35
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How to composite Freestyle layer with surface layer using Z Combine node?
I'm trying to render (in Cycles, Blender 3.0.0, can upgrade if it helps) an image that combines surface shading and Freestyle. I need to be able to combine these using the Z Combine node, but it's not ...
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Move tracking data from video to an image
I have created camera track for a background using a video file - I would like to move this tracking data to a PNG, and export JUST the moving PNG as background to be used in another program. Once ...
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I Want to separate grease pencil in compositor
Is there a Way of isolating the grease pencil like the freestyle pass or cryptomatte?. I can't find a way of doing it.
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How do I render a composite out of blender
I have a cryptomatte pass that refuses to work in Nuke. I'd like to use the Blender compositor to render out a series of mattes from the crypto matte layer of my .exr sequence. The crypto matte works ...
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Shadow Catcher Compositing Blender 3.4 how?
I've been struggling with the shadow catcher in Blender Cycles for hours now. It's not possible to me to mix the denoised image with the shadow catcher image in the compositor (I assumed it would be a ...
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How to control the colors in a rendered image? I need to make old school sprite pixel art but I am having trouble with the final render, how to fix?
The pixel art sprites come out great with Blender, however the in-game engine uses a color Palette (.pal) index for certain effects. Green is transparent and Red is ground shadow. Whitish Blue is for ...
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Different material, when viewed through transparent mesh [duplicate]
Im trying to recreate the following effect in Cycles:
The idea is to have a mesh, represented by Suzanne here, and to have a default material to it. However, when seen through another object, ...
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43
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Get cryptomatte for volume objects
How can I get a cryptomatte or another form of mask for an volume object in Blender?
All volume objects are just missing from the cryptomatte and aren't selectable in the compositor using the ...
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How do I render just the comp and not all the render layers?
I need to re-render the comp that I have set up in my scene. It's using render layers as inputs.
I don't want to re-render the render layers just the comp.
How do I go about doing that?
many thanks
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Cycles - glass distortions only (without the glass material visible)
I'm looking for a way in cycles to have the distortions of objects behind a glass material on a separate render layer from the glass material itself.
So for example in the images that I uploaded you ...
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I can't figure out how to setup nodes based on YT comment for bloom with a transparent background
I have some object which uses bloom in Eevee and as you know I can't save render result with transparent background, so I found this YT video in which the author figure out how to set it up for export ...
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51
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Importing multilayer .exr files to compositor for mist pass
I've rendered an animation using .exr multilayer.(Overnight on batch file, files look Ok.)
Please correct me if I'm wrong, but should I be able to re-import the files and still use the Mist Pass etc? ...
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is it posible to work an image with kernels and matrix in blender?
I'm working on some postprocessing add-on, and I was wondering if there is a way to work on an image with kernels and pixel matrix, since a lot of the effects I want to implement depend on them, ...
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Convert Compositing Node Group, to Shader Node Group
I have a paid for Compositing Group Node that has identical Shader Node equivalents. I was hoping for a way to import it as Shader Group Node.
The node group has many connections between nodes. It ...
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Is it possible capture the image result of a compositing and add directly, as a material, to a plane?
I made a simple compositing that I'd like to use directly as a material of a plane. I created a new material and in shading editor I put a texture coordinate node connected to a viewer node. In browse ...
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29
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Motion trails like DaVinci Resolve
I'm working on a project, where I wanted to recreate a motion effect on specific element (light caustics, volumetrics caustics, and a surface displacement).
I enabled the motion blur, but it didn't ...
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How to completely disable tonemaps and color management for custom OETFs and tonemaps
As you know, Blender has a built-in filmic LUT and sRGB OETF.
To go even further, I would like to add light adaptation, tonemaps and OETF directly to the renderer's output linear HDR image.
How do I ...
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How to get a Value fill the entire image?
Let me explain. I want to get a specific value from the z buffer (the closest pixel of a specific object to the camera) and then fill the image with that value in order to Run a Less than Math ...
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33
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Invert node in compositing tab "distorts" the colors
Hello dear Blender community,
I'm working since a few days a good way to create heightmaps from meshes.
Everything works fine, but when rendering (eevee) the colors are always wrong. White should be ...
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Is there an equivalent setting in Eevee as Glossy Direct in Cycles engine?
I'm trying to follow the Blender Guru donut tutorial but using Eevee to render. I'm trying to add a glowy nature to the white highlights on the object. The Glossy<Light<Passes<...
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How to update and render compositor and save output image without scene rerendering using blender python script?
Im trying to randomize HUE for my render layers in my project. I know how to do it, but I have troubles with update and render compositor and save output image without scene rerendering.
So, I created ...
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How to perform separate light pass for each material
Is there a way to programmatically export a single materials "diffuse" and all "indirect light passes" into an alpha channel. The resulting alpha is all the locations in the image ...
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23
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Let me show you how to viewport Compositing in real time! (Blender 3.3.1) [duplicate]
A lot of people still don't know how to enable real time composting, this is because it's not that intuitive to do. Today I'm gonna explain it really simple for newbies and experienced users, just as ...
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Help with collections, compositing, and masking
I'm not sure what I need to use, collections, compositing, masking or something else.
I want my final render to include two objects.
One object has motion blur. The other object is the same dimensions,...
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How can I do special types of shading with grease pencil? More specifically striving for a comic book look to it
My understand right now, to achieve that comic book look you need a few effects applied to the flat coloring like halftones to give that old paper look to it. When I try to apply texture nodes to a ...
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2
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89
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Globular Cluster Particle Distribution Help
I'm trying to make a globular cluster in blender. Here's an example image of what I'm trying to make using a sphere, particles, and (if needed) geometry nodes.
At the moment, I have a geometry nodes ...
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Using Blender for scientific image analysis
Has anyone got good examples of using Blender for scientific image analysis? I'm not talking about 3D visualisations of scientific data, like in this answer, but taking a series of images, and then ...
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How to animate a sun position clock?
What is my goal:
I want to make an animation of different products in the same studio environment, which shows the product during the course of the day. For that I am using the sun position in the ...
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Depth layering is not showing up on the rendered image in the compositing window
Very new to Blender and have been following this tutorial Create a Realistic Forest in 30 Minutes
While composting [21:32 in the tutorial], he connects the "Render Layers" depth pin to the &...
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