Questions tagged [artifacts]
questions about strange visual discrepancies in renders
351
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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 ...
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8
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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 ...
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1
answer
55
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Shading artifacts in a low poly mesh
Can somebody describe the technology for getting rid of artifacts like these. I moved around some vertices and added/removed some edges, reset and smoothed normals, added weighted normal modifier, ...
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24
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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 ...
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Strange, blocky shadows that glitch with camera movement in eevee scene
I have some strange, blocky shadows in my renders that glitch out whenever the camera or the objects move.
When I exit the camera view into 3d viewport it looks fine, but the blocky shadows show up ...
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answer
38
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Why am I getting these artifacts? (...& how can I get rid of them?)
As you can see, this figure has artifacts around the shoulders, buttocks, etc. How can I get rid of them?
(The mesh has no loose geometry or interior faces and I've already done a "merge by ...
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1
answer
38
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How do I fix this Multires Modifier artifact?
Edit: Solved on my own, see answer
I'm rigging and weight painting eyelids for animation on my creature and came across this artifact that appears present only on the right side. I've located the ...
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1
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32
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2 lines of corner bevel artifacts
I'm trying to fix the artifacts in the topology of this beveled corner.
I already have a few corners that look good, but there are still 2 problematic spots with artifacts and I don't know how to fix ...
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1
answer
76
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Issues with a normal map baking
I don't understand what's going wrong when baking my normal map. You can see the strange result on a pic.
It's a non-manifold geometry mesh and the text on a tire has a bad topology. Can it affect on ...
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36
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.usd import looks wrong compared to .fbx
I have been testing the use of .usd instead of .fbx for one of my blender scripts, and I have been seeing weird polygon artifacts on my .usd mesh after import. Compared to my .fbx mesh.
Here's the ....
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answer
41
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How to pinch a hole into a UV Sphere?
I'm a Blender beginner and I'm trying to create a pumpkin creature for my game.
The problem is that I am using a UV Sphere to create the pumpkin and using a Boolean Modifier to make the eye and nose ...
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1
answer
48
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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 ...
- 67
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1
answer
42
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Weighted bevel causing artifacts inside a cylinder
My bevels on the revolver's cylinder causes artifacts or stretching inside the other 5 holes that are cylinders. I have tried to use loop cuts, using the knife tool but it doesn't seem to work. I am ...
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32
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Huge amount of noise is generated by overlapping several glass objects and de-noiser misbehave in Cycles - Blender 3.3
I am working an animation with simple particle emitter, the object has a complex glass shader to bring refraction and a bit of rgb separation.
The problem is that when the particles overlap, which is ...
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40
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Artifact with Lights and Motion Blur
I came here with this issue because i cant find any sources online that address this, in this clip there is a spaceship, more specifically a tie fighter moving at different speeds throughout the ...
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31
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Weird shading fragments when rotating view
I'm currently trying to render an architectural model using Blender. However, when shaded there is a strange issue with the roof which I never encountered before in shading view.
I highly doubt that ...
- 111
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48
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Cycles causing visible triangulated wireframe over mesh?
I can't seem to solve this issue (see render)
As you can see, there's a faint wireframe being rendered on top of my mesh. Occurs in cycles viewport and render. Any tips on how to solve other than ...
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15
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How can I rid my cal shaded animation render of this horrible artifacting?
When I render my character as a single image there are no issues at all, however the second it becomes a rendered animation the final pass is noisy and full of artifacts, is there any good way to ...
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2
answers
84
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How to subdivide this n-gon shape to avoid artifacts?
I have this object which I filled with flat N-gon faces such as this highlighted face.
And then I raised it using Propertional Editing.
As expected it would ...
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10
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Artifacts when layering
I'm learning blender and ran into a problem. When applying layers, artifacts appear. Tell me how can I solve this problem? Thanks in advance for your replies and good luck everyone!
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39
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Why does my render look so horrible?
If have pretty much no idea about blender but for some reason my render looks absolutely horrible!
The preview and even the image while rendering looks just fine.
The white noise in the preview is, ...
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answers
24
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What can I do about these discolored artifacts in viewport?
The issue only started yesterday when I started a new project file, and the it doesn't seem to appear on my previous files. It doesn't appear on anything outside of Blender, just the new Blender files ...
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1
answer
35
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black artifacts in colliding transparent objects - cycles
turning my model transparent shows the overlapping parts as black, is there a way to get rid of it? to clarify, this is not "Z fighting" the faces don't overlap, moving individual parts ...
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2
answers
51
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Grey artifacts in glass bottle
I am using Cycles render engine. The glass material has a color of full white, roughness of 0 and an ior of 1.5. I was on a different forum given the suggestion to increase max bounces of the scene, ...
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18
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Bolean and Knife Project add Artifacts? Best/Cleanest Way of Adding Details to Mesh?
I am trying to model a turntable and want to add a hole where a button is placed. I am struggling to add this whole as I tried to add it with a boolean modifier and with a knife project. I Guess the ...
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74
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Smoothing edges on an Ico Sphere and avoid artifacts when smooth shading
I want to model a smoothed Icosphere (a D20 Dice) but I have artifacts/ unwanted hard edges.
You can see the Star shape (*) all around the dice. The triangles appear completely flat, which makes ...
- 295
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1
answer
37
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Artifacts when using boolean modifier (difference) on simple mesh
I am rather new to Blender so most likely my problem has a simple solution but despite by online search I could not find any similar example.
I have quite a simple mesh and I am trying to cut some ...
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116
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Properly/completely reset normals
I have a really strange problem and it's driving me mad. I've done it several times before and never had an issue with the normal bake like this but now despite all my efforts there are visible edges ...
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25
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How can I prevent the "Symmetrize" function in Sculpt Mode from causing vertices close to one another to clip/mash together?
I'm very new to Sculpting, I've been learning Blender for a little while now. I'm sculpting out the base mesh for a character for the first time, and when I'm working on features near the symmetric ...
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2
answers
61
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Why do black artifacts appear on exported model?
Why do black artifacts appear on the faces of my model When I export it to .obj format? I use Blender 3.2.
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127
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Normal map artifacts/ flat shading
I found some posts about this problem and some of it nearly fixed it. But it's still weird.
I have a sphere with a texture and a normal map. Originally the sphere had one vertex at the top and bottom ...
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129
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Black artifacts on mesh with Cycles, after I set up a normal map
I've been using Blender a lot and I have a commission due to this weekend.
I sculpted a mesh and then retopologyzed it, baked the Normal Map from the Highres to lowres mesh with "Selected to ...
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1
answer
46
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How to place topology so there is no crease?
I've been stuck on this corner for ages. I want to make it a sharp corner and the edge that's connecting it to be sharp as well . I've tried hard modelling tutorials but none of them fixed my problem. ...
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answers
131
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Subsurface scattering different in render than in viewport
When I'm in the viewport the materials on this model look nice without any substantial weird green artifacts but when I render it, the skin on my character becomes really green and gross looking.
I ...
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1
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108
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Cycles black artifacts on transparent materials
so I am experimenting with Minecraft Grass models and I notice on the grass models that there are black artifacts when in rendered view. There are no overlapping faces or double vertices, but there is ...
- 405
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1
answer
53
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Weird stripes when using subdivision modifier
So i'm creating a rifle and i encountered some weird artefact. I created a plane,subdivided it couple of times, added shrinkwrap and then added solidify modifier to make some details.
I applied ...
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Will this non-manifold mesh of human head cause any problem in the future professional production?
I have just downloaded the head developed by the Blender Studio. And surprisingly, I find that the head mesh is full of open holes. Ear holes, nose holes, eye holes and mouth hole are not closed.
...
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1
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26
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Transparent line appear in the top of rendered image/animation while the viewport is clean [closed]
this transparent line appeared out of nowhere, I have tried different cameras, it's the same issue, the camera shakify addon is enabled here as well as the motion blur
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1
answer
144
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weird artifacts when doing Boolean operation
As shown at picture above I have some problems when doing Boolean operation. The cube bound box is where the operation is happening but somehow Boolean is affecting totally different parts of mesh and ...
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1
answer
126
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White box Artifact appearing in render?
I am new to blender, and while I was following this blender tutorial: https://youtu.be/y0DMMwwdBaY
At the 15-minute mark, we start using the compositing tab. For some reason, using this tab causes a ...
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1
answer
66
views
Bevel miter outer to arch creates artifacts
How can I remove artifacts that appear when I set bevel miter outer to arch type?
In this example, I cut a hole in a cube and then applied bevel modifier. When I set miter outer to arch, some ...
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1
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37
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What is causing this shading problem? [closed]
What is causing this artefact? Normals are fine, no doubles and no interior faces to be causing this
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0
answers
41
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Strange material "foggy" artifact
Purchased a material pack, and when I apply some of them, they show up with these weird fog-like artifacts. None of my other materials do this.
Same in both Eevee and Cycles.
Please see plane with ...
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66
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Problems and artifacts when I do the rendering of the animation
I'm french and this is the first time I use Blender. I created a little animation on it the last week but when I want to do the rendering there are some artifacts on it and I don't know how to get rid ...
2
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26
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why am i getting this texture artifacting
I notice this texture is artifacting but can't seem to find what's causing it. It occurred after I joined multiple meshes together and added a transformation to that joined mesh.
But the artifacts ...
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564
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Subsurface Scattering Causes Strange Dark Sections
I am working on a model and I am using subsurface scattering for the skin. It was working well until I got to the face. When I added subsurface scattering, it caused the section around the mouth and ...
- 405
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44
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Normal Maps cause shading issues?
I have a simple cylinder mesh with clean geometry. When I apply a Quixel material to it, the reflections seem jagged and wrong, as if the geometry is messed up. Only happens with the normal map ...
- 239
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53
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Shading Artifacts while Using Normal Map?
I assigned a Quixel gross skin material to a model, and it seems the lighting gets messed up when I have the Normal map p[lugged in. The material looks fine if I unplug the normal map. The model isnt ...
- 239
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277
views
Boolean union not working properly
Whenever I try to use a boolean operation to union two objects together strange patterns appear on on the object selected in the boolean modifier, it also affects any material I try to hide it with ...
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1
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118
views
Weird geometry artifacts appearing in Cycles render
Most frames render something like this:
But some frames render with strange geometric artifacts, like this:
What could be causing it? Everything looks fine in the preview render. Problem frames ...
