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
11 views

Convert Blender Internal To Cycles/Eevee?

I'm wanting to re-render a project I made in Blender 2.79. It was made with Blender Internal, but since it's gone in newer versions, the project just doesn't look right in both Eevee nor Cycles. My ...
  • 3
0 votes
0 answers
5 views

Crash when initializing render [closed]

I was trying to render a scene and Blender keeps crashing every time I hit render. Always when it get to the initializing stage. Things I've tried so far: disabling Optix and enable CUDA only _ CPU ...
0 votes
0 answers
10 views

Shading edges Node-setup not working

so I am trying to shade the edges of an object, by taking the dot product of Geometry-->normal and the bevel node. I am on cycles (CPU) on Blender 3.3. I already played around with the bevel radius ...
1 vote
1 answer
16 views

Rendering an underwater scene - with depth fall off and surface caustics

I've been working on an underwater scene for a project and now reached a standstill due to an issue that I encountered. I'm trying to render a scene such as the ones in the images below, I tried using ...
  • 69
-2 votes
0 answers
18 views

I'm having issues rendering my osm terrain with both Eevee and Cycles. The final render doesn't resemble the active camera view at all

I have a terrain on Blender that I'm trying to render. I don't know what I did wrong but it's not rendering properly in both Eevee and Cycles. The angle of the camera seems similar; however, the final ...
0 votes
0 answers
9 views

Textures not exporting properly with Blender

I'm trying to export this scene to gltf, however the textures don't ever seem to export correctly. I understand that if this texture is generated by the Cycles engine, then it might not be exporting ...
  • 101
0 votes
0 answers
14 views

Why does my eevee and cycles render look different to others? [closed]

I am a total begnner to blender and so I am using the donut tutorial from blender guru, I am on part six and when I use the eevee or cycles render it looks compleatly different.
  • 1
0 votes
1 answer
15 views

problems with Cycles, totally empty image [duplicate]

I was trying to render an architectural model with Cycles, but the render appears empty.
-1 votes
0 answers
12 views

My Blender renders are shaky/jittery

My composition after I do a render are shaky or let me say jittery Here is my render Video file The video am trying to replicate was supposed to look like the one below Video file I used cycles to ...
0 votes
0 answers
14 views

Problem applying alpha on my model face in cycles

I have a problem when applying a blood texture with alpha on my model face. There is blackness but my alpha is proper. Can anyone help me?
1 vote
1 answer
11 views

Cycles renders material black in blender 3.3

I've used BlenderGis to import shapefile geometry. Rendered in Cycles, most of them appear black. The old Cycles render Blender 2.79b - Texture/Material being rendered solid black recommends to clear ...
  • 13
1 vote
1 answer
8 views

Hide mesh faces while maintaining collision

I am animating a character and using a cloth simulation for their clothing. Part of their body mesh will occasionally clip through the cloth, which I would typically solve by sculpting or hiding the ...
  • 13
0 votes
0 answers
13 views

Light Occlusion Mask?

I am trying to get a mask of Received Shadows, but without any Self Shadow or Shading. Using a Shadow Catcher mostly works, but not quite. Here is a simple setup of some spikes, a sun lamp, and a ...
  • 6,219
1 vote
1 answer
21 views

I’m trying to find out why ‘Rendered image’ is different than what I see in viewport

I like viewport image, looks like glass, but in rendered image looks like marble, low reflections, low colors and much more red color instead of green. How can I obtain redered image same as the image ...
1 vote
1 answer
25 views

hair balding when i render it

first time try to make hair, i watch from tutor in youtube is kinda simple so i tried. when look in viewport is looks good for me but when i render. it looks balding viewport shading sample render ...
2 votes
0 answers
15 views

Enabling GPU rendering on headless linux machine

I'm trying to enable GPU rendering on a headless linux machine. I'm using the following code: ...
  • 31
0 votes
0 answers
11 views

Blender crashes when finishing a render with cycles

when i try to render a scene with high resolution blender cannot finish the render (pc with r7 3700x 16gb ram and rtx 2070s), it crashes at the very last step of render wich is the "finishing&...
0 votes
0 answers
18 views

What does the "E093 Multi-devices are not yet fully implemented" error mean?

I am rendering an animation on the command line, and after updating the lights it spits out the following: E0923 10:00:31.109567 20212 shader_eval.cpp:34] Multi-devices are not yet fully implemented, ...
  • 105
1 vote
2 answers
34 views

Why is this surface so weird?

This is a simple object with a coloring material. The image below has no material. I don't change any material parameters except the color. Why one of the faces look reflective? Source File
  • 13
0 votes
1 answer
15 views

Why are these dark patches on Cycles render?

Why are there dark patches on top of the tyres when i render in cycles? They are not there in EEVEE or the shading section.
0 votes
1 answer
34 views

Using blender as image processor?

Imported image as plane, added a simple frame, now I would like to lighten it so that the colors and values of the render exactly match the original. That is, apart from the frame, the image looks ...
  • 640
0 votes
1 answer
20 views

Ship is not floating in Blender

I tried to make scene with floating container ship with this tutorial But whenever I use copy rotation the ship is behaving very weird. Can You help me? My Blend File is here
0 votes
0 answers
24 views

Grey dots appear where edges are very close to each other on an AO bake

I've noticed these annoying texture baking artifacts that appear in areas where the edges from triangulated faces are very close to each other. This is just best explained by the images below. The ...
1 vote
0 answers
25 views

Real Snow add-on has coloured snow in some areas

I'm creating a simple winter scene, using the real snow add-on to make realistic snow. However, when I render the scene, the top of the snow appears to have some weird RGB colour effect (less ...
0 votes
1 answer
23 views

Very High Memory Usage When Baking Normal Map

I am trying to bake a normal map (Currently trying to do 16384x16384, will downsize to 4096x4096 as compensation for no AA). The high poly object is ~750k poly while the low-poly is 1.2k. No matter ...
  • 1
0 votes
0 answers
9 views

Optimize Blender 3.3 + NVidia GTX 1660 super 3D Manager and Blender Cycles Setup

NVidia GeForce GTX 1660super Control Panel has a 3D Manager per application, in this case Blender 3.3. I'm not sure what changes if any need to be made and seeking advice on how to optimize for this ...
0 votes
0 answers
21 views

Small file, simple scene, but long render times?

Question: How can I achieve a shorter render time in cycles of my simple scene? I am having issues rendering a very small and simple scene in Blender. I have made complex scenes before in Blender that ...
  • 1
0 votes
0 answers
35 views

UV Unwrap node working with Eevee but not with Cycles

I did that simple setup, and something is wrong, but I don't know what it is... The uv coordinates are correct when I use the material preview / eevee engine, but when I switch to cycles, the ...
  • 33
0 votes
2 answers
31 views

Glass material is looking metallic

I am using Blender 3.3 on Windows 10 with NVidia graphics. I wanted to make a transparent glass metarial in cycles which will look real, but whatever I am doing, the transmission is not working. Is ...
0 votes
2 answers
38 views

Geometry getting ruined when doing cycles rendering?

The geometry of my model is being destroyed when I try to render it using the Cycles render engine. The normals are not the issue. When I try to render it using Eevee or conduct a material preview, ...
0 votes
0 answers
19 views

Set material with curve in Geometry node (in cycles)

I struggled so long time to figure out this problem, but I couldn't find any solution. So I ask here to get some advice. I want to put color on my mushroom curve. (and I have to render through cycles) ...
0 votes
0 answers
6 views

Exporting from Blender to Unity WITH all materials, textures and shaders [duplicate]

Title. Been tryna deal with this a long time. If there's no "bridge" between these 2 programs then I have no idea how to finish my project.
  • 1
0 votes
0 answers
14 views

Random unwanted distortion/wrinkling of materials in rendered view

Whenever I go to rendered view, my actually flat objects, such as the ceiling, the ceiling lights and the walls, end up randomly distorted and seem wrinkled. I've tried switching the Displacement ...
  • 1
0 votes
0 answers
8 views

Volume Artefac on animation, how to remove?

I got some weird artifac on my animation (See gif, couldn make it longer due to size), which I assume comes from the volumetric fog I have. It almost seems like there is a static overlay image on it. ...
  • 21
0 votes
1 answer
38 views

How do I render transparency with Cycles/Clo3d

I have been stuck with this issue for some time. I use an object as hair that I export from blender into Clo to render. Basically, the object has parts of its texture that is transparent and I can't ...
  • 1
0 votes
0 answers
15 views

Motion Tracked camera is far away from the origin after applying the origin / floor

When I try to use Motion Tracking, the camera is very far away from the origin of the coordinate system. It's not exactly an ideal setting for motion tracking. The tracker circled in green is the ...
  • 1
1 vote
0 answers
22 views

Why does my volumetric atmosphere not have an orange sunset region?

So this is the effect I'm looking for: This orange glow in an atmosphere, right where the shadowy and the light side meet. However, my material (which should be pretty physically accurate as far as I ...
0 votes
0 answers
10 views

What do I type in to bind Delta Transforms to my keyboard or mouse

I have been trying to figure this our forever now and it's just making me angry. I just want the Delta transforms bound to a key, scroll wheel, SOMETHING. No I don't want regular transforms. No I don'...
0 votes
0 answers
13 views

Why does animating plane with alpha in cycles leads to black fragments and noise? [duplicate]

I'm trying to animate a creature with hair cards, to fade in and out. So i want all the haircards to be invisible then become visible and start glowing, but whenver I am trying to render it, the alpha ...
1 vote
0 answers
32 views

Texture Bake contains aditional noise?

Spent ages making this texture seamless only to have square patches of extra noise show up when Baking, not sure what I did wrong. Partial FIX: Increasing the Dimension value to 0.7 (or above) in the &...
  • 11
0 votes
0 answers
27 views

Is there a way around the strange behavior of a shadow catcher's projected shadows?

I'm working on some composites, where I need to mix 3D models with real photographs, and I need to use shadow catchers on both a ground plane, and on some rebuilt scene geometry to get accurate ...
0 votes
1 answer
9 views

Dark spots at intersection of volumetric spotlights

I have a bunch of volumetric spotlights in my scene. These are Spot Lamps parented to cones with a Principled Volume material. When several of these lights shine at the same spot or when one light ...
1 vote
0 answers
20 views

Cycles Shader Nodes - Where/How to learn advanced and clever nodes

Where/How do I approach moving from an intermediate to advanced Cycles Shader node user? I recently came across a youtube landscape tutorial that shows how to mask off displacement of peaks with just ...
  • 280
1 vote
1 answer
23 views

In cycles my blender render renders twice, the render single layer option does not work

When I try to use the render single layers option to fix this issue like stated in someone else's solution to this problem the frame renders fine however, right at the last moment it switches to the ...
0 votes
1 answer
29 views

I've been following this tutorial on making really cool 'Twisting Crystals' in Blender, but the Colorramp seems to be broken for some strange reason

I'm at 19:20 timestamp in this video tutorial, and while the color on the left side of the Colorramp seems to be working perfectly, no matter how I change the color on the right, it doesn't seem to be ...
  • 11
1 vote
0 answers
10 views

What technical color space is OpenEXR rendering in Blender?

I’m rendering my project as an OpenEXR sequence and, when I go to composite this over my footage, to be exactly accurate, I need to both convert the Gamut from what it originally was rendered at, and ...
0 votes
0 answers
12 views

Am I rendering shadows properly?

I have a massive scene with a bunch of new collections within the foreground collection and I noticed, once I made new collections within the Foreground collection, the background render pass had both ...
1 vote
0 answers
24 views

Cycles render low on quality vs Evee

i am just a week into blender. I made a donut but the render result using Evee is what i intended and it looks better detailed than cycles engine render (shouldn't it be other way round?) Details like ...
  • 11
1 vote
1 answer
18 views

How do you make all of the bricks the same direction?

Currently, when I try to add a texture, the bricks are all facing different directions. Is there a way that I would be able to get all of the bricks to face the same direction?
1 vote
1 answer
11 views

Why is cycles not rendering the particle system?

In this scene i wanted to render that object as particle system and in the rendered viewport it works but int the final render not here is the file:
  • 21

1
2 3 4 5
167