Questions tagged [render-passes]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
4
votes
1answer
1k views

2.80 - use Eevee and Cycles together for motion blur issue

I have one question about one problem in my experiment with motion blur in Eevee. I know that in this time is not supported and maybe will be supported in future official release as another primary ...
1
vote
0answers
22 views

How do I create transparent, 8bit shadows for further use in Photoshop?

I'm struggling with a problem. I created a simple scene in Blender: As you probably guess, I want to use that scene to create a mockup in Photoshop. The goal is to have a separate shadow that will ...
3
votes
1answer
85 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 ...
0
votes
1answer
89 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 ...
0
votes
1answer
74 views

Animation sequence Render Layers + OpenExr

i am trying to render multiple renderPasses, which i know how to do In a sequence, which i know how to do, using MultilayerOpenEXR which i know how to use. But togetger it just aint working. What ...
0
votes
0answers
17 views

Separating, tweaking and recombining ambient occlusion and shadow passes?

Probably a huge noob question, but I've been searching for a while and can't figure this out. I'm getting to grips with the compositor in Blender, but I can't figure out the workflow for the shadow ...
0
votes
0answers
17 views

how to automatically render the next project without having to click on it?

I have multiple projects that need to be rendered. I will not be at the computer all day to click render on each project as the last one finishes. I could get through these alot faster if i could do ...
0
votes
0answers
14 views

Rendering only selected material

I have huge scene with multiple assets and characters, I have eye material which is glowing in time - is there possibility to render only this material(like rest is holdout or black) that I can use it ...
1
vote
1answer
30 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 ...
0
votes
1answer
83 views

How to disable vector pass calculating on unwanted frames?

I have an Internal Render animation more then 2000 frames and for 150 frames there is some postcomposed vector blur. All is good, except that calculating of vector pass taking about 10 seconds. So to ...
5
votes
1answer
559 views

How to properly connect the Denoise node in Compositor?

After enabling Denoising Data pass, there are now two image outputs: Image Noisy Image Which should I use with the Denoise node? Blender Manual doesn't cover it.
1
vote
1answer
41 views

Return a list of activated render passes for view layers?

I'm trying to get a list of currently activated render passes for a view layer. For a scene 'Scene' and a view layer labelled 'my_vl', I can query individual pass status by returning True or False (e....
0
votes
1answer
398 views

Blender Glossy Direct render pass

I was thinking that I know very well Cycles Render passes, but not. Can someone explain Me (I was searching on web, but with no success), why Glossy direct pass is taking texture into consideration? ...
0
votes
0answers
19 views

How can i have sharp edge lighting in marmoset toolbag?

I have this piece in my scene that lighting is exactly what i want but in rendering it's goes blury. before rendereing: after rendering:
1
vote
2answers
78 views

how to use compositer nodes on a render farm?

When i use sheep it it only uses one of my layers, it will not add shadows or background videos. I have done some research and figured out that sheep it does not support using the compositing nodes. ...
2
votes
0answers
27 views

How to keep only Reflections and Shadows but object itself invisible

I want to render only: Object On the white table Table surface reflections Object Shadows on table Emission particles reflections & gloss on table I want White Table is to disappear totally It ...
0
votes
1answer
526 views

Blender 2.8 Viewport Render Image is dark and different to actual viewport

When I render the viewport from "View > Viewport Render Image" it appears different and far darker. Images are darkened in wireframe and solid mode but not in material preview or rendered preview (...
0
votes
0answers
39 views

How do I render a normal pass that is blue/pink instead of red/green?

In my case, it's for an aesthetic purpose. I want to render out a version of my scene that has the blue/pink normal map look. Blender's standard Normal render pass seems to be red and green. I'm sure ...
0
votes
0answers
23 views

Combining Render Passes

When I want to make separate render passes (for example Diffuse, there are 3 layers making the diffuse pass, Diffuse direct, Diffuse Indirect and diffuse color) Is there any way to make the diffuse ...
0
votes
1answer
27 views

Depth camera in Blender [duplicate]

I would like to know if depth camera exist in blender, I mean camera that instead of returning RGB value of each pixel return a value that is a distance to closed object? If yes, link to some ...
0
votes
0answers
23 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
votes
0answers
26 views

How To Do Light Pass Render?

I wanted to do some light id pass, so I can control the light in a post. is there any way to achieve that?
1
vote
1answer
461 views

Blender 2.8+ set pass index for object?

I am aware that in the Data API region I can locate the objects and set their object pass index but it is a fairly tedious exercise. Is there an easier way?
0
votes
1answer
127 views

How to render a world position pass that includes volumetrics?

I've found the 'how to render a world position pass' Q&A on here, but I'm stuck at how to render one that includes volumetric objects (smoke in a domain object), it does not show in the render ...
2
votes
1answer
89 views

How to get sun streaks /lens flare effect in compositor?

I am making a space scene in blender The sphere with that emission material is supposed to be the sun .I remember doing somthing with the Index OB pass so I have it enabled.I wan't to get sun streaks ...
4
votes
3answers
258 views

Z depth values in OpenEXR do not match the objects in the scene

I am trying to use the depth values from a render. I created the appropriate graph that directly connects the render layers depth pin to an OpenEXR file output. The problem is that the depth values ...
0
votes
0answers
13 views

Render overlapping objects as whole and on separate layers

So I have overlapping objects in the scene and my desired output is that I get two rendered layers of the separate objects (Not masked, separate layers) I tried masking (using pass index) and ...
2
votes
0answers
24 views

I can't save my emission pass

I'm working on a big project in blender 2.82, I open and close it a lot, do renders. My compositing setup uses the emission pass, but every time I close the file and reopen it, the emission pass ...
2
votes
2answers
78 views

Freestyle lines as an independent render pass

In 2.7x series I could select Freestyle lines into its own render pass. In 2.80RC2 I cannot find such an option. Is it not implemented yet or I am missing it?
1
vote
1answer
390 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)
0
votes
1answer
24 views

In Blender 2.8 +, how do I limit the (animation / multi-frame) render to only one pass (e.g. only z-pass or only Mist pass)?

Related, not properly answered: How to render only a mist pass Related, talks about using compositor: Render Passes separately I have the rendering engine set to Eevee here: I have only the "...
0
votes
0answers
51 views

Cryptomatte material masks export

Is there a simpler way to export all separate masks of materials using open exr multi-layer format for post processing in photoshop using the exr-io plugin? I always end up in a time consuming node ...
1
vote
0answers
44 views

Render Pass normal looks wrong

i try to use renderpass normals but i never get the result i would like to see. Does anyone know if its possible to get a normal render from the renderpass? left, render bad right, vieport matcap good ...
0
votes
0answers
17 views

Smoke Domain seen through other objects

I've built a scene with an object with a smoke domain. I'm rendering in eevee and have no issue with making the smoke domain look how I want it to for the scene. My issue is that the smoke domain (...
0
votes
0answers
40 views

Z pass with Defocus Node, Blur issues when either reversing, or adjusting the Z pass

I searched the board, did read this thread among others: Reverse effect of Defocus node? But I can't seem to find a solution to my issue. I have created a very basic scene to try and troubleshoot, ...
3
votes
2answers
623 views

White Noise in Blender Z Pass with alpha value in Mix Shader

I am trying to get the depth value using z pass from my scene which is a simple head model, but while rendering there is white salt and pepper noise in the hair and eyelash. I have saved in both png ...
1
vote
1answer
77 views

Eevee ignores alpha in depth pass

I beg pardon for this question, but I can't really wrap my head around this matter, as it works flawlessly in all other apps by default but doesn't seem to work in Blender. Here's the issue As you ...
0
votes
1answer
77 views

Incorrect Vector Pass output (No Alpha & Zero Values)

I am looking to render the vector pass in a OpenExr format with all channels. I have rendered on both 2.7 and 2.8 and the generated images have an empty alpha channel. The compositor is set as follows:...
0
votes
0answers
21 views

(Cycles) The AO pass cuts with GPU

So I rendered my model but for some reason the AO cuts white.. It only happens with the GPU, when I use CPU it's all fine is this a bug or is it something else.. My GPU is a AMD Radeon RX 5700 and my ...
2
votes
2answers
894 views

Cryptomatte doesnt output nice clean edges

Is there any way i can have cleaner edges out of the cryptomatte image output ? The outline is just not clean enough.
2
votes
1answer
502 views

Mist and depth render passes in Eevee are either entirely white or very little shows up

Hi everyone! I'm trying to figure out how to adjust the mist pass but it doesnt work well to begin with. I either get a completely white pass or it looks like this. Could someone better explain to ...
3
votes
2answers
293 views

Some pixels doesn't render on the image ID MASK

LOOK FOR BOX TYPE IMAGES I need to annotate each SINGLE plant separately from others, for accurate annotation, right now I've it scripted for ID MASK. It gives each object from a specifically named ...
6
votes
1answer
467 views

Is there a way to utilize emissions in VFX?

I have a piece of footage that I motion-tracked fairly successfully, solved the camera motion, and made it into a 3D scene with that little button on the left of the motion-tracking layout. I then ...
3
votes
3answers
3k views

Compositor ID Mask not working?

I want to give my model a glare effect at robots eye, so I gave the material assigned to the eye Pass Index of 1 then when I went to compositor and made this node set up, in the viewer I could ...
1
vote
2answers
32 views

blender automatically closes while rendering

I have to render a single frame and it's almost done every time for up to 80 percent and closes all of a sudden and that's totally screwing me up I set frame size to 1920*1920 and 100 percent render ...
0
votes
0answers
114 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 ...
1
vote
2answers
996 views

How to render the fire and smoke as different passes?

Is it possible to render the fire and smoke (the same simulation), in Cycles, separately, for example as different passes?
0
votes
0answers
33 views

Is it possible to get Material ID passes with Anti-aliasing rather than jagged edges?

I cannot get a clean anti-aliased material id pass which makes selecting in photoshop a nightmare. Anyone has an answer to this ?
1
vote
1answer
78 views

Missing Render Passes in Blender 2.8+

I can't find the UV render pass in the new Blender UI. In fact, a lot of passes seem gone. Is there any hidden way of enabling it? What's the easier way of reproducing this effect? (I haven't used ...