Linked Questions

5 votes
1 answer
2k views

Why do I have a large black and white artifact on the rendered image? [duplicate]

Cant figure out why the rendered image has a large black and white artifact (on the bottle on the right)? This is the blender file. Appreciate any tips!
Sophia Malakhova's user avatar
0 votes
1 answer
2k views

Weird noise when using denoise [duplicate]

i had these weird noise on my render i had changed render settings even every object material, and it's not solved Maybe anyone can help?
Hira Muhammad's user avatar
2 votes
1 answer
2k views

Blotchy noise in cycles render with denoise [duplicate]

When I was rendering my image, I noticed that it looks weird (top left, and right side). I don't know what causes this issue, never had it before. useful info/settings: samples = 256 I render using ...
May0nX's user avatar
  • 21
1 vote
1 answer
2k views

Strange artifacts on cycles render [duplicate]

Do you have any idea what is causing these artifacts on my cycles render? I'm using a sun light source to illuminate the scene. 128 samples. I've pasted a screenshot of the material that the ...
Krellzar's user avatar
0 votes
1 answer
1k views

Cycles SSS Rendered image has a strange "noise" coloring artifacts [duplicate]

I am pretty new to blender and I was experimenting with a subsurface scattering material and lighting on an imported object. But when I've rendered an image of the object with a material that has a ...
Rareven Brainworks's user avatar
0 votes
1 answer
1k views

My final render with cycles look blurry after denoise [duplicate]

I am new to blender and try to make a room everything look good until I use final render to get a high quality picture the light look wrong I try to use 1 light bounce and it didnt help at all pls ...
Tanbod's user avatar
  • 1
1 vote
1 answer
1k views

How do I make this render look better? [duplicate]

I cant manage to get the right render settings for this image. if you look at the render closely you cant see the poor quality. The denoiser in blender makes the image look smudged. Here's the ...
altheconda's user avatar
1 vote
0 answers
1k views

Denoising is giving my strange artifacts [duplicate]

I have this material, that is a subsurface and because some reason when the denoise is applied it gives my really strange artifacts only in the red parts(the oxidized metal is other object).
raullg95's user avatar
  • 121
1 vote
0 answers
907 views

Pixelated light in final render [duplicate]

I've rendered my final scene but the emitting light from the bulb shows a weird pixelated shade at the base and on the bulb... however it seems like its clear in the viewport render. Any ideas? Is it ...
obloquy's user avatar
  • 337
1 vote
1 answer
820 views

Weird Gray Blotches Showing Up During Render [duplicate]

Hi I am trying to render a model of Sintel. While using the render view port shading in the 3d view the eyes looks perfectly fine: But when I actually render it, these grey splotches show up under ...
Zaif's user avatar
  • 33
0 votes
1 answer
560 views

My render looks pixilated and really strange [duplicate]

When I render my scene, for some reason my render looks pixilated in some places, and overall really strange. The image quality is 1920 x 1080, with 100% scale, and the render is at 128 samples. I can'...
RandomBlenderUser's user avatar
0 votes
1 answer
544 views

Render has gray spots all over it [duplicate]

I didn't use cycles render a long time and got a problem. If I use dark environment lighting, blender doesn't render it smooth. Maybe it happens because I'm using denoising, I don't really know. So ...
Lie_Star's user avatar
2 votes
1 answer
398 views

Why do I have 'glitched' areas in my render after enabling denoising? [duplicate]

I am a newbie to blender and i found a 'Denoiser' option and decided to use it. I found out its function but it seems to create these 'glitched' areas in one of my renders. What are they and how do i ...
Nickynamey 2's user avatar
0 votes
1 answer
361 views

Blue Stuff in my render [duplicate]

I was rendering this scene (on cycles) to test out the lighting in my upcoming animation project but for some reason the render had blue stuff all over it, I tried to see if it had to do anything with ...
Trial's user avatar
  • 1
0 votes
1 answer
238 views

Weird distorsions in light when using denoise node [duplicate]

When using the denoising node I happen to have some distortions where the light bounces. When I increase the samples to 600 it's reduced but it still be noticeable. What may be causing this effect?
Miki's user avatar
  • 13
0 votes
1 answer
91 views

Render Failure - Image is smokey [duplicate]

I am new to using blender and I am working on rendering a scene that uses portal lighting, but I am having some render issues and I don't know why. Is there anything I can try to fix this issue? ...
Trent's user avatar
  • 3
1 vote
0 answers
122 views

Strange square artifacts [duplicate]

I'm a noob when it comes to using particle systems to create grass, so I've been trying to improve those skills. However, on my latest test render...something rather strange has appeared. Or rather, ...
Legoman's user avatar
  • 1,779
0 votes
0 answers
102 views

Denoiser messing up final render [duplicate]

I have a problem with the denoiser, I need it but it's messing up final render. Everything seems right. Then when denosier comen in. Presets are default and this is the first time this happens, ...
Krubbit's user avatar
  • 11
-1 votes
1 answer
47 views

DETAILS GONE BECAUSE OF DENOISE [duplicate]

Here is the texture and not rendered as you can see there are fabric textures Here is rendered then when i rendered the texture is gone i try to do more samples but no difference what possible ...
Marvelous Gonzales's user avatar
0 votes
1 answer
150 views

Weird textures in blender [duplicate]

I am a new blender user and after 2 months I have a problem that I don't know how to solve. I sincerely hope someone can help me. When I render a scene where there is one or more objects in the open ...
talicni67's user avatar
1 vote
0 answers
42 views

Cycles rendering weird bubble shadows [duplicate]

I have no idea what is causing this, but for some reason when I render my scene in Cycles it gives me these shadow spots. What's more weird is that it's only when I'm rendering interiors and it only ...
Gryffen's user avatar
  • 11
2 votes
0 answers
42 views

How to get rid of this distortion/heat waves in cycles animation render [duplicate]

I am very curious right now. I wanted to render a video about lights and there is that weird glitching heatwave everywhere where it's dark (look at the top around the orange object, dark sides are ...
MikoCG's user avatar
  • 3,851
0 votes
0 answers
42 views

Grainy lights in Blender Cycles [duplicate]

I have this night scene and it's pretty clear that something is not right. The lights are strange, like muffled, making everything grainy. Does anyone have an idea that can fix this?
VikSn0w's user avatar
  • 35
0 votes
0 answers
24 views

How do I fix the Denoiser's cloudy render glitch? [duplicate]

I have another problem. I've been trying to create a render of my IES light with the Denoiser,but when I do,a weird cloud/noise effect appears in the render. Could someone please help me?
JeremiahTDK's user avatar
0 votes
0 answers
21 views

Why Render looks smudgy in cycle engine [duplicate]

I'm having a rendering problem here in blender. The render looks smudgy and this never happened before. Usually, I use a very standard amount of samples around 128-256. I use the blender 3.0 version ...
bryan hoe's user avatar
0 votes
0 answers
20 views

My characters skin looks Caustic in Cycles and the Shirt Texture is missing [duplicate]

My characters skin looks Caustic in Cycles and the Shirt Texture is missing. Cycles Render EEVEE render
Brentyn MacMillan's user avatar
0 votes
0 answers
20 views

How do I get rid of these weird light reflections on the floors and walls? [duplicate]

Hello, I am currently working on a 3D scene and this has happened to me several times by now and I still haven't found a solution. Increasing light bounces or samples doest seem to work. This rendder ...
Aisha Adam's user avatar
0 votes
0 answers
16 views

Stains on white walls_interior render_denoiser [duplicate]

I am trying to render an interior image but I have problems with the white walls. As shown in the image attached there are "stains" caused I think by the DENOISER. (I guess so because of a ...
giulio's user avatar
  • 1
1 vote
0 answers
13 views

Denoise messes render [duplicate]

I am making a grungy, old style render and denoise just deletes all the details,i use principled volume and particles for dust they also get clamped.
kerem ekiz's user avatar
0 votes
0 answers
12 views

Denoising makes fabric texture smooth [duplicate]

I am tying to render out a gift box with a canvas/fabric texture. Renders with Denoise turned off appear fine, albeit with plenty of noise... whilst rendering with denoise turned on will correct the ...
Celer Studios's user avatar
0 votes
0 answers
9 views

Dark regions of render looks distorted / blurry [duplicate]

Rendered with cycles with 2048 samples and 0.04 noise threshold What are the causes for these distortion? Besides adding additional lighting around them, are there any methods of improving these ...
Ironolife's user avatar
  • 101
86 votes
9 answers
120k views

How to avoid noisy renders in Cycles?

I know that this question is a bit old or maybe overdone, but I'm running the latest edition of Blender and when I use the Cycles engine I get really fuzzy results and I can't find a simple, non-...
kettlecrab's user avatar
  • 1,297
45 votes
10 answers
43k views

How to reduce fireflies in Cycles?

I often use Cycles' built in Glass BSDF shader to achieve realistic refraction effects, but in many cases, it seems that Cycles' glass caustics creates an unfortunately large number of fireflies (...
Gwen's user avatar
  • 11.6k
40 votes
2 answers
44k views

What is branched path tracing and how is it useful?

I noticed recently that there is a new option in Cycles for "branched path tracing", can someone explain what this does in easy to understand terms? Should we expect faster render times or less ...
comeinandburn's user avatar
9 votes
4 answers
14k views

How to render a scene faster in Cycles?

I have a scene of an office. It has chairs, tables, computers, and so on. I would like to know how I can render this scene faster as I am planning to make animation inside the office and don't want ...
TheRageMachine's user avatar
6 votes
1 answer
18k views

How do I use the cycles Denoiser?

For quite a while, I have been using realtime GLSL shading for most of my projects. I decided to re-vist cycles after hearing about how awesome the new denoiser is. What does the denoiser actually do, ...
X-27 is done with the network's user avatar
9 votes
2 answers
4k views

Branched Path Tracing

About Branched Path Tracing, I'm using the Arnold Renderer theory without Square Samples as many forums said, but seems Cycles goes different. I have better times/results with higher AA Samples value ...
Marc Alloza Ayxendri's user avatar
2 votes
3 answers
12k views

Blender EEVEE pixelated render. No denoise options?

I'm a beginner in Blender and I'm trying to render a scene using Blender 2.8. Unfortunately the result shows strong pixelation. As far as I learned for version 2.7 (Cycles) you have to use a denoise ...
Stephan Ahlf's user avatar
6 votes
1 answer
2k views

What does "number of diffuse/glossy/... bounce samples" mean?

In Cycles render, when enabling branched path tracing, one can specify the number of diffuse/glossy/transmission/... bounce samples for each AA sample. Can someone explain to me in little more words ...
Gnub's user avatar
  • 455
3 votes
1 answer
3k views

Problems with denoising in rendering

I'm starting to take my first steps in Blender. I recently did the BlenderGuru's light bulbs tutorial. I have problems with rendering. The two images attached were rendered using Cycles (Blender 2.79),...
Diego Sebastián Pérez's user avatar
2 votes
1 answer
3k views

Rendered object too grainy (Beginner) [duplicate]

Why is my rendered object and rendered image so grainy? I followed tutorial https://www.youtube.com/watch?v=4rNrL7a12xg and when i added material its not looking the same
Срђан Хрњак's user avatar
1 vote
1 answer
2k views

Why is my render noisy/blotchy?

I'm new to Blender and wonder why, when I render the image, the image is noisy or blotchy. The render result is shown below. You can see the effect clearly at the skin area. Can someone help me ...
Akiroll's user avatar
  • 15
1 vote
0 answers
3k views

Best settings for denoising in Cycles

I am working on a project and I am using the Cycles render engine. Denoising usually seems like a good option but the image does become a little blurry when I use denoising with the default settings. ...
Apoorv Pal's user avatar
2 votes
1 answer
1k views

How to render a night scene [duplicate]

I really need some help regarding rendering a night scene. When i tick the denoising option. My render become ugly where there is a black dirt on the image. As in the image below. And if i untick ...
Kidz's user avatar
  • 21
2 votes
1 answer
373 views

Weird artifacts in shadow when rendering transparent objects

I'm rendering a transparent cup with water + transparent plate. However, the right bottom part of the shadow seem quite off. It has artifacts in the shadow. https://i.stack.imgur.com/sTf0T.jpg This ...
Peter's user avatar
  • 209
1 vote
2 answers
213 views

render curve color

I'm a total beginner in blender but this software is so nice. I'm trying to render a 2d scene wich simply changes material colors and zooms out camera. This should lead to a 2d logo animation. I set ...
manuel's user avatar
  • 11
1 vote
1 answer
154 views

What is causing splotching on rendered image?

I have been trying to troubleshoot this for some time now. Whenever I use an HDRI to light my scene, I get the following effect on my objects after rendering in cycles. A patchiness that I cannot seem ...
odysseus93's user avatar
1 vote
1 answer
194 views

Cycles render problem again

I know this issue pops up periodically. But I still haven't found a solution. The problem is on this picture. Other projects render great even with 128-64 samples. I realized that the problem is not ...
RusDark's user avatar
  • 67
1 vote
1 answer
113 views

Random Distortion-Like in Final Image | Rendering Problem in Blender

i already rendered several scenes in blender and this is my first time to encounter this. After the compositing, the rendered image looks weird, some kind of distortion or something. I can't find any ...
ageesea's user avatar
  • 21
2 votes
0 answers
132 views

Light emission sources render as cubes

Just faced such a problem. Have kind of streetlight models in my scene (four instances of them to be exact) with the light emitting parts. Final render appears like this: As you see, all of them ...
Anton Foigt's user avatar

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