Questions tagged [cycles-render-engine]

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.

Filter by
Sorted by
Tagged with
0 votes
0 answers
3 views

Motion Blur works with Eevee but not with Cycles

I have an issue with rendering motion blur using Cycles on a certain scene (can be downloaded here). In short, when I use Cycles, the motion blur does not work, while it works if I use Eevee. "...
  • 1
0 votes
0 answers
19 views

Problem getting semi transparency to work in cycles

I've made some images in Krita (drawing software) with both full and semi transparency involved. I can get the full transparency to work after importing the image to Blender, but not the ...
0 votes
0 answers
17 views

How to make glass texture more accurate to what I'm trying to recreate

I'm very new to blender and I don't quite know what a lot of material properties or nodes actually do so I don't know what I'm supposed to change but basically, my problem with the glass box, is that ...
0 votes
0 answers
12 views

Over saturated colors in cavities

This is something I’ve seen since long ago, using cycles. I’m having over saturated colors in dark cavities of my scene when reflective (in caustics) is on. The materials in my scene all seem to be ...
0 votes
0 answers
11 views

How do I make a photorealistic Garnet shader?

I'm trying to make a Garnet as the main gemstone on a current project, but I'm struggling. I'm using Jocafe's glass shader currently, and it works really well for the smaller diamonds, but the ...
0 votes
0 answers
10 views

Object disappears when switching to the Cycle render engine

I'm fairly new to Blender so please forgive me if the solution is painfully obvious but I've recently been working on a model and I noticed that whenever I try to switch to the cycles render engine, ...
0 votes
0 answers
24 views

My renders in cycles are always black. Can anyone help? SOLVED

EDIT: I figured out the problem. I was going to view>viewport render image as I always did in eevee, and I was supposed to go to Render>Render Image. Problem solved. I'm having trouble with my ...
0 votes
0 answers
5 views

Blender not utilizing AMD Radeon RX 6750 XT when rendering in cycles [closed]

Rendering a scene in cycles and only my CPU is being utilized. Have both my GPU & CPU checked in blender system preferences and GPU compute is selected in my render settings. Not a very complex ...
  • 1
0 votes
0 answers
16 views

How to manage selfreflecting light in object

I get these weird miscoloured rings in my object from it reflecting on itself. I tried using the "is reflection ray" but am not sure if there is a way to turn off only ray reflecting on the ...
0 votes
0 answers
20 views

dispersion prism [closed]

Im trying to make a dispersion prism, decomposing the light in a rainbow. I have already tried luxcore and cycles, but nothing works. Octane render doesnt render. Can someone help me please? I’m a ...
0 votes
0 answers
15 views

Normal Map inverting while rotating while scene stays the same

So I am trying to create a loop around a spiraling street. For this I'm moving the camera for a while and recreating the beginning at the end exactly. Loop-wise it works. Here you can see the camera ...
  • 33
1 vote
0 answers
21 views

Multi object SSS

So, it seems like multi object SSS in Blender Cycles is not possible, and therefore, when 2 or more meshes with a material that has SSS intersect, it will make an ugly dark line at the intersection. ...
  • 151
-1 votes
0 answers
18 views

Will blender detect rtx 3060 ti if i add to dell optiplex 9020 [closed]

I have a Dell optiplex 9020 with i7 4gen 16ram. I was thinking of upgrading my graphics card to rtx 3070. But in past I have seen that if the motherboard and graphics card it's fully compatible..and ...
0 votes
0 answers
8 views

Small bits of flickering artifacts inside and behind VDB volumes in cycles

I have rendered this video using cycles in blender 3.3.1. The scene contains two VDB volumes (red boxes in the video) that are volume-shaded using a simple emission shader that shows the VDB data ...
  • 1
0 votes
1 answer
31 views

Transparent textures result in extremely noisy mist pass

When rendering a mist pass in cycles in a scene that contains textures with alpha, it becomes essentially unusable due to noise. All posts and solutions I could find about this seem to be outdated and ...
  • 55
-2 votes
0 answers
21 views

Insufficent Lighting - Blender Donut Tutorial

When I was following the Lighting tutorial by Blender Guru, his lights were pointed by three sides. However, I can't see my sprinkles when I try to replicate this. I tried increasing the wattage of ...
0 votes
1 answer
39 views

Making volume clouds sharper

I am creating a nebula-like environment. This is my workflow: I create a simple mesh with displace modifier applied to it. I then create a volume empty, apply mesh to volume modifier to it using the ...
  • 383
0 votes
0 answers
22 views

Height Map Visual Issue

I have a height map which was painted in Substance Painter, but when I use it in Blender I get some crazy visuals. This is in Cycles. Here's what the Shader Nodes look like. Each image is labeled. ...
  • 45
0 votes
0 answers
15 views

Reduce render time

I am doing this project where I want lots of realism, but the render time for one frame was around 2h and I only did the exterior. I am quite happy with the quality at 10 minutes, maybe even for the ...
  • 111
0 votes
0 answers
26 views

Blender 3.4.1 Not Detecting GeForce GTX 1660Ti [closed]

Ever since I updated from my years-old version of Blender to the newer one, my GPU is not available as an option in the Cycles Render Devices section. It worked in the older version of Blender. I ...
0 votes
1 answer
17 views

HIP error during rendering

This is the error message that blender 3.4.0 gives when trying to render on an RX6700 XT video card. The video card is new, there are no problems in other applications and games. The latest drivers ...
0 votes
0 answers
12 views

Panoramic lens weird gap between objects

I encountered this problem when I tried to use the Fisheye lens. There is no gap between the ground and the object but when I switch the render engine to the Cycles render view this gap appears. ...
0 votes
0 answers
24 views

How do I fix this weird shading problem?

This problem is present on about half of the entire model, on seemingly random faces. The problem only appears when viewing the material, not in normal solid shading. The problem appears in both EEVEE ...
  • 133
1 vote
3 answers
30 views

Shader is Black in Cycles

I know it's been said a thousand times. I've looked. But, nothing has worked. I'm using a CellShading Shader I made, and I need to bake it. I can't do this without switching to Cycles, though, and in ...
  • 13
0 votes
0 answers
18 views

UVWarp modifier render problem

So i tried to use the UVWarp modifier method to pose this character's pupils, on viewport it looks all fine, but when i hit render the eye texture's broken. It looks like it rendered both the eye ...
2 votes
0 answers
28 views

Subsurface value of principled BSDF shader affects other materials with subsurface

As the picture shows when I decrease the value of subsurface for one material (skin in this case), other materials (around the eye) that also use subsurface are getting black even though they are all ...
  • 21
1 vote
2 answers
40 views

Help with Shadow(s) in Blender (Cycles)

Hello Blender community, I ran into a problem.... What I want is to exclude the shadow that is cast by object 1on object 3. But the shadow from object 1 on object 2 must remain. How do I Fix this ...
1 vote
2 answers
59 views

Programmatically crop render region to geometry

I have a complex geometry nodes setup and a script to render out multiple viewlayers as separate images. For context, I'm generating the fixed imagery necessary for previewing a framed canvas product ...
  • 161
0 votes
1 answer
14 views

Why is my pose different in the render vs viewport?

Exported a character from RuneScape, used mixamo to rig and export, posed the character and created a key frame by selecting all bones and inserting a keyframe. But when I render my character gets ...
0 votes
0 answers
25 views

Why is my brick texture fading after I bake it?

The Image size is 4096x4096 so it's not a low-quality issue.
  • 1
0 votes
0 answers
14 views

Does cycles apply some kind of distance-based exposure compensation?

I am trying to get a handle on why lit objects don't seem to get dimmer as distance from the camera increases. The setup: Icosphere with Principled BSDF material with white emission of strength 1000 (...
  • 1
0 votes
1 answer
25 views

Dark faces in Cycles

I'm trying to get rid of dark faces in Cycles but I can't do it. What I tried to do and it didn't help me: Recalculate inside(outside doesn't do anything). And probably it helped me, but I get ...
  • 13
0 votes
1 answer
14 views

How to set the EEVEE render image output to match the size of the Camera Viewport and Cycles Render Size

I have a scene with an animated camera fly thru. When i render the CYCLES version it shows the full screen you see in the photo (the camera viewport) when i render with EEVEE it only renders what is ...
0 votes
0 answers
26 views

Render result and viewport render are different - Cycles(3.4.0)

I am using the Cycles render engine for this one - Blender(3.4.0). That is not an HDRI, but an image imported as plane with the image texture as it's Emission colour with the Emission Strength set to ...
0 votes
0 answers
12 views

Weird display performance behavior of cycles

does anyone ever know why the cycles previews behave so weird when using an rtx 3070 graphics card? Sometimes at startup, rendering is very slow and everything slows down, in this case, at the ...
0 votes
0 answers
20 views

OSL error whend rendering/previewing in Beta 3.5

Does anyone know why I get this error when trying to preview or render with Blender 3.5 Beta with OSL and light tree enabled? OSL group data size (2296) is greater than the maximum supported with ...
0 votes
1 answer
18 views

Geometry node material works in cycles lookdev and eevee but not in cycles rendered

Following Hell FX Learn's Shield Tutorial, I slightly modified the nodes so that the material would change if inside the mask object. I get my desired result when in the lookdev mode of cycles or the ...
-2 votes
0 answers
20 views

My animation has different lighting, after I start re-rendering it from the frames where I left it

When I rendered few frames of my animation to check wether it looked okay or not and stopped the rendering, the next time I started the rendering from where I left, the output frames have different or ...
1 vote
1 answer
27 views

Black shadows appearing from invisible objects only in Cycles

I was going to leave blender rendering an animation overnight and noticed shadows (or black geometry) from invisible objects being visible when they aren't supposed to. How disappointing. Only happens ...
0 votes
0 answers
16 views

why is my pool tile texture black

So I am working on a poolrooms liminal space thing, and the ceiling appears black ever since i added light, when i look at a certain angle, it kinda works, but when i look another angle, its ...
0 votes
0 answers
34 views

Principled bsdf Subsurface is causing weird white dots in cycles render mode

As soon as I enable the Subsurface in the Principled BSDF, it's just painting a lot of mostly white, small dots on the mesh, no matter what color I use as subsurface color. I tried changing all the ...
  • 1
1 vote
1 answer
35 views

Create the array with fall off transparency

I want to make the effect similar to an infinite mirror without using glass surfaces because I need a transparent object without a background. I have an object with an Array modifier, but I don't know ...
  • 113
0 votes
3 answers
49 views

PBR Material becomes transparent in Cycles

I'm new to Blender and have been trying out the PBR Material, problem is when I tried to render this material in Cycles, somehow it became transparent ??? I've checked the blend mode of it and it is &...
0 votes
0 answers
32 views

Weird Horizontal Stripe when Rendering Object in Cycle

I am trying to render my model animation in Cycle but this seems to have these weird stripes appear on the final render. I've been exploring the internet for the solution but none have been similar to ...
  • 1
0 votes
0 answers
12 views

Volumetric cloud not responding to emissive body

Hi I am trying to make an effect of the cloud being lit up by the emissive object, but it doesn't seem to be responding to the light whatsoever. If there anything that i need to toggle on or sth? ...
2 votes
0 answers
15 views

Is there a `global` displacement switch (for render preview or renders) for Cycles?

... or does it have to be enabled/disabled for each material separately through material properties > settings?
0 votes
0 answers
22 views

Using noise threshold of 0.1 produces a better result than 0.01

I was doing final render of my project. I hit F12 and I start rendering. After a while the result is horrible and grainy. This was strange since my viewport seemed to render just fine. Then I tried ...
  • 1
0 votes
0 answers
25 views

Blender cloth collision not working

I have been trying to make this effect with my design. But it doesn't work. My object underneath is keep on showing thru the cloth (below image). I tried joining both of the objects (the heart and ...
0 votes
0 answers
19 views

My render is looking funky in both Eevee and cycles

My render is looking a little funky, I haven't had this happen before so wondering if there's something in the settings to mess with. This is in Eevee, but I've also had this happen in Cycles.
  • 11
0 votes
1 answer
24 views

How to make subtle Camera movements?

Not a very specific question, I'm just looking for tips on making sweet subtle camera movements, the smooth kind that those RnD showreels have. My camera game is horrible rn, It's the one thing ...

1
2 3 4 5
172