Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [cycles]

Cycles is a ray tracing render engine that can be used to achieve photo realistic results in Blender. It was introduced officially in 2.61. Use this tag for any Cycles related posts.

0
votes
0answers
14 views

Need help getting Cycles to match Eevee brightness

Pic 1 is Eevee Pic 2 is Cycles at exposure of 1 Pic 3 is Cycles at exposure of 5 Note that the backgorunds are of similar exposure in 1 & 2, implying that while the 3rd may be nice and bright, ...
2
votes
1answer
69 views

How can I model something that behaves like molasses?

I need to create a candy with a filling that is like jam or molasses, and make a render of one candy half eaten with the inside spilling out. While modeling the candy itself and creating texture and ...
0
votes
0answers
16 views

Blender 2.8 “RenderLayer” button needed

I'm missing the "RenderLayer" button from 2.79 that shows the actual render preview as it will look in the final renders. Now the renderpreview does not respect the correct "flags", as objects hidden ...
1
vote
0answers
11 views

Blender crashes (gets stuck) on viewport render [on hold]

I've been working on a project for some time. And I heavily used the rendered shader in the viewport for it. However I enabled the option that saves all textures within the blend.ini file and since ...
1
vote
1answer
27 views

Place a 3D building instead of real building

my question is, how can I put 3D elements into a real footage. For example an 3D Building instead of a existing Building, so that I can destroy the 3D building for example? So that the 3D Building ...
2
votes
2answers
27 views

Create distorted striped material

I'm trying to make a mountain model in Blender with distorted striped layers. Based on this solution I made striped layers but I need to have distorted layers in the final model as well. I mean ...
0
votes
0answers
10 views

GPU error on ubuntu

i have this problem, i type this command sudo CYCLES_OPENCL_SPLIT_KERNEL_TEST=4 blender and it start rendering and says loading render kernels (may take a few ...
0
votes
1answer
20 views

Blender script Python check the rotation is change, or active

Hi im not a python master... im a really noob. Is possible determinate if a object rotation on pivot point and if false or true assign a value for example 0-1 or 1-2? i dont work in game engine.
0
votes
1answer
20 views

I changed a primitive mesh, need to restore it to defaults.

Brand new to blender, just finished the doughnut tutorial. Next project to teach myself is I'm trying to make a cupcake on my own. Not sure what I did, but I needed a hollowed out cylinder. So I made ...
0
votes
1answer
20 views

Smoke not rendering in cycles render [duplicate]

I'm currently attempting to use a smoke effect to create an animation. the effect is working fine in solid mode but when i go to render view the smoke does not render. I'm not sure why this is and ...
1
vote
1answer
21 views

Convert Cycles depth/z to distance to image plane

I want to simulate a depth sensor with Blender Cycles, but the z-pass returns the length of the sight ray and not the distance to the image plane. Here is a formula to convert the depth map, but I am ...
1
vote
1answer
16 views

Python script to make all adjacent keyframes have constant interpolation

I made a Cycles animation with motion blur enabled. Whenever the camera "cuts," the rendered frame is a big, blurred sweep. How do I write a Python script that changes the interpolation mode of all ...
0
votes
0answers
19 views

Blender crashes when clicking on render view in viewport [on hold]

I have blender version 2.79b. my system specs: cpu: i7 7700 gpu: NVIDIA gtx 1070 ram: ddr4 16gb os:windows 10 It is not a laptop. It is a desktop. The render is very simple. I am following this ...
1
vote
0answers
13 views

Cycles baking taking VERY long

I'm in 2.8 beta, and I have made a 1024x1024 texture, and I am trying to bake onto it with 128 samples. For whatever reason it used to only take about 2 minutes to bake a 4096x4096 texture, but at one ...
0
votes
1answer
15 views

Should “convert premultiplied” be enabled when using “alpha over” with render layers?

Do render layers use straight or associated alpha? Should "convert premultiplied" be enabled here?
0
votes
1answer
15 views

Smoke not showing up in render but shows up in materials (I'm using my cpu)

As you can see it works perfectly fine in materials But in rendered view and in render nothing shows up
0
votes
0answers
11 views

baking several textures into one with neutral lighting? (cycles render)

I am using Substance painter to paint a model and get 4 textures from that (normal, color, metal and roughness textures) and I am using a custom shader to merge them in the cycles render to combine ...
-2
votes
2answers
60 views

Making a realistic canvas material

How could I make a canvas shader in Cycles as shown in the picture?
1
vote
0answers
40 views

How can I make this light more realistic?

I need to know how to make this lighting more realistic. I'm using three objects for the light, the uppermost object having an emission node turned way up. This obviously does not look realistic.
0
votes
0answers
38 views

How to make 3D objects the children of hair strands?

I saw this inspirational thread Access hair child strands (animation nodes) From there, an idea suddenly popped into my head — how about making grass leaves the children of hair strands. Is that ...
0
votes
0answers
9 views

Making an object transparent relative to the thickness of it

I need the object to be less transparent depending on its thickness relative to the camera For example, I have an object like this And I want it to be less transparent at the edges but more solid in ...
0
votes
1answer
32 views

How can I make an object a light source in blender 2.8 Cycles?

I set the plane to emmision and set the strength to 300, but it doesn't emit light. I just want to use this plane as light source. Please tell me how to do this.
-2
votes
0answers
21 views

How to do VFX like in the video [on hold]

Its possible to do the compositing like he in the video from minute (1:10:41) but a bit easier? https://www.youtube.com/watch?v=2R7N8UqT04U&t=2178s :)
1
vote
3answers
26 views

Bad normal map baking

I'm trying to migrate from 3Ds Max to Blender and everything was good until the moment I started to learn baking process. I have a 6 faces cube as low poly and its subdivided copy as high poly. Using ...
0
votes
0answers
11 views

Weird Glitch when render only normals

Hey guys i dont know whats happening, new to blender. Hahaha...sigh Ok so i am following blender guru tutorial but for the love of god i cant figure it out a render glitch. i am using an Hdri to light ...
0
votes
1answer
13 views

changing rotational axis

this setup is rotating anticlockwise like a screw (I've added the keyframes for the rotation) but now, I want to slant this set up a bit (30 degrees) when I do so, keyframed values are not working ...
0
votes
1answer
17 views

can't see fire in render

I made a fire+smoke simulation as shown: then when I render, it shows only the block of domain but I want to see fire in rendered view please help me how to fix it the screenshot of rendered view is:
0
votes
0answers
3 views

2.79 Rotation difference in texture/render view - cycles

I unwrapped my model on a uvmap, checked the rotation in texture view and rotated all faces which were not correctly aligned. Now when I open the model in render view (or render preview), on some ...
0
votes
1answer
137 views

How to create a realistic jelly sweet that is dusted with sugar?

A sphere or hemisphere of jelly sweet would suffice. Or a square? Whatever shape you decide.
0
votes
0answers
2 views

node file output not rendering in the rgba channel

when rendering multichannel exr files using the fileoutout node in the node editor, i can easily setup different render channels and obtain a pretty good result with it, but I can never make the "...
0
votes
0answers
27 views

Rendering smoke issue: How to get realistic smoke trails from particles?

I am in the process of creating the smoke simulation for a live action shot of an explosion coming out of a window. I like the consistency and quality of the smoke except for the particles when they ...
1
vote
1answer
17 views

my fire simulation is not reflecting the right way

so i'm trying to make a fire simulation reflect off my desk but im having a problem. it looks like there's a box there but the only things that are being rendered are the smoke simulation, the plane ...
-3
votes
0answers
22 views

How can I get rid of this shadow that appears in meshes intersection?

I Don´t know exactly what is happening, but when I intersect two meshes this strange shadow appears and I can´t find the way to take it out
0
votes
0answers
18 views

CUDA error at CuCTXcreate launch failed (Beginner) Rendering in Cycle

since yesterday I got an annoying error: 'CUDA error at CuCTXcreate launch failed' and I don't know how to fix it... I'm a beginner with Blender so don't expect too much experience. My blender file &...
0
votes
1answer
14 views

Fixing Exception Access Violation Error On Startup [closed]

I have tried everything in the many threads I have read; Updated to the latest graphics drivers, reinstalled Python version 3.7, Updated to the latest version of windows, put opengl32.dll into the ...
0
votes
1answer
19 views

Weird shadow at object intersection in render view

I Don´t know exactly what is happening, but when I intersect two meshes this strange shadow appears and I can´t find the way to take it out
0
votes
0answers
21 views

Texture bake notification: Error handling selected objects

I'm very new to blender and only just downloaded the 2.8beta version. But while following a bake tutorial, i get a notification error whenever i try to bake "error handling selected objects" Even ...
0
votes
1answer
133 views

How to render the viewport with EEVEE and the “final” render with Cycles?

I want to render the viewport with EEVEE and the "final" render with Cycles. Since Blender took so many changes in the Alpha phase, all how-to videos about blender 2.80 show panels, buttons and so, ...
0
votes
1answer
137 views

2.8 Adaptive Subdivision

How can I enable adaptive subdivision in Blender 2.8? I have a noise texture plugged into the displacement output for a material, with the displacement method set to Displacement Only. There is no "...
0
votes
1answer
27 views

Achieving inverse shadows?

When light hits an object, it of course generally bounces away, leaving a dark area on the opposite side—a shadow. What I would like to know is, how would I do the opposite? How would I create a ...
0
votes
2answers
34 views

Both Rendered viewport and final render are blurry after processing

I have followed Blender Guru's tutorial on modelling the donut, cup, plate and table, however, at some point along the way of getting there something happened. Both in my rendered viewport and when I ...
0
votes
1answer
38 views

Blender screwing up normal maps from Substance Painter?

I have been using blender for a bit and ran into some weird issues when using Normal maps from Substance Painter and have no idea why. In software such as Sketchfab they show up perfectly fine with ...
0
votes
0answers
12 views

Blender only redering background

If i change the background to transparent nothing renders, if i change it to white it renders a white screen etc. I made sure all my objects are turned on and have turned the mist setting off. I am ...
0
votes
0answers
36 views

SFM lighting in blender

So I make thumbnails for youtubers, and one of my clients REALLY likes the look of SFM, I think that SFM is hard to work with and get anything done in. Is there anybody that knows how to make blenders ...
0
votes
1answer
211 views

EEVEE and Cycles render lighting differences

I get different lightning render with the same scene camera setup. Cycles render (both experimental and supported feature set) gets weaker lightning and needs more energy. How can I get the same ...
0
votes
0answers
8 views

Blender export to babylonJS dark textures

I'm having problem with using imported .obj into blender and then exported to babylonJS. I've downloaded .obj model containing <...
0
votes
0answers
12 views

GPU compute problems [duplicate]

i have a Intel Pentium is there ANY possible way to use it for GPU compute ? And can some one explain how GPU works and why my Intel is not compatible.
0
votes
2answers
41 views

Cycles outline objects

I want to add the outline effect in all, not only border. How and can do this in Cycles fast? I've searched for many pages, but all the methods did not work because I did something wrong.
0
votes
1answer
25 views

how to get character textures to flow?

I'm very new to the whole material/texturing pipeline, and i've been having trouble figuring out how people get their materials to follow the form nicely. Like if I have a material for a scale texture,...
0
votes
0answers
11 views

Can't get animated world background to work

I am not able to set an image sequence as the world background in Blender. After I set the image sequence as the background, Blender renders magenta. I tried PNG sequence, JPG sequence and MP4 video ...