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Questions tagged [artifacts]

questions about strange visual discrepancies in renders

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Boolean hole gets artifacts after boolean modifier is applied and I extrude the hole

1. Cut a hole in this part, right here. Thats why I added the highlightet lines. 2. Added a Cylinder, smooth shaded, and auto smooth. 3. First problem arrives. If the cylinder only intersects the ...
patrick823's user avatar
0 votes
1 answer
82 views

What is causing this bad shading on this triangulated mesh?

I have this beautiful Lamborghini Urraco model but unfortunately I can't seem to fix this bad shading on this triangulated door mesh, it's very hard to see in Blender but it's quite eye-staggering ...
TheNuvolari's user avatar
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0 answers
71 views

eevee rendering problem weird shadows on surface / artifacts / looks hollow

Heyo, I am getting these weird shadows on the surface when rendering with eevee, but it looks fine with cycles. I already turned on soft shadows and increased cube & cascade size, that didnt help (...
max_max_max's user avatar
0 votes
0 answers
39 views

Artifacts on Viewport (Waveform/Vectorscope)

Any ideas on why am I getting all kinds of artifacts on the viewport, when selecting waveform or vectorscope? If I resize the viewport window artifacts change their look and nature, looking more or ...
Domingo's user avatar
0 votes
0 answers
14 views

Artifacts in all meshes, even when creating a new project and adding a basic cube [duplicate]

so Ihave that problem that all my meshes are broken so I have artifacts everywhere, especially around edges. You can see that all face orientations are messed up and recalcualting outsides doesn`t ...
xTheFreeDom's user avatar
2 votes
1 answer
39 views

Strange wavy X shaped render artifacts

I'm getting an annoying wavy effect on renders in a low poly cycles file. Whats frustrating is that I've rendered several files now with all the same settings without this artifact. The strange thing ...
ajaxholyspearman's user avatar
1 vote
1 answer
82 views

What is causing these dents on the model/is it fixable?

I downloaded a free to use car model and I noticed some parts have these artifacts: I applied scale, recalculated normals, tried with shade flat/smooth/auto smooth but I can't seem to fix them. Is ...
TheNuvolari's user avatar
1 vote
1 answer
26 views

Weird ridges/wrinkles along iPhone model

I'm new to Blender/3D design as a whole and I am getting some weird ridges in my models. I believe this happened when I beveled it. Any ideas as to what I can do smooth this out? File: https://www....
CJ McNeill's user avatar
1 vote
1 answer
40 views

How can I solve this artifact (or bad shading) caused by this tri-gon?

This might be a stupid question as there's a chance that without the file it's not possible to figure out how to solve this, but: I am modeling a Daihatsu Midget and I can't figure out how to replace ...
TheNuvolari's user avatar
0 votes
0 answers
29 views

Spontaneous deformation of vertices when changing modes

I remove this spontanous vertex deformation in sculpt mode, but it keeps returning when I switch to other modes and then return back to sculpt mode. This problem began spontaniously I didnt change ...
Pierre Rambal-Cochet's user avatar
0 votes
1 answer
113 views

Cycles/Optix: Flickering horizontal bands in rendered video?

I rendered this basic scene with glass BSDF object, plain texture into Principled BSDF on floor, no skybox, sun light at 9 strength, non-moving camera. On rendered video, you can see that strange ...
FranzScratch's user avatar
0 votes
0 answers
42 views

Some triangles in imported PLY with Color Attribute appearing dark

I'm new to Blender, and I was trying to render a model from the game Stormworks, a .ply file. Having imported it, and getting stuck, given the learning curve, I consulted this guide, however, the ...
jan pi sona mute's user avatar
0 votes
0 answers
22 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 ...
Gus_Ex_Machina's user avatar
1 vote
1 answer
238 views

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, ...
Nebehr Gudahtt's user avatar
0 votes
0 answers
41 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 ...
DraugR's user avatar
  • 153
1 vote
1 answer
222 views

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 ...
gymreading's user avatar
0 votes
1 answer
380 views

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 ...
Shnurgle3D's user avatar
0 votes
1 answer
132 views

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 ...
Akinari Hiratasuka's user avatar
3 votes
1 answer
704 views

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 ...
merzkoe's user avatar
  • 33
1 vote
1 answer
121 views

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 ...
Felipe Rafael's user avatar
1 vote
1 answer
266 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
0 votes
1 answer
72 views

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 ...
Susu's user avatar
  • 1
0 votes
0 answers
77 views

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 ...
Damian Velasco's user avatar
1 vote
0 answers
254 views

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 ...
Storm Beatz's user avatar
1 vote
0 answers
47 views

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 ...
Samaranth's user avatar
  • 111
1 vote
1 answer
195 views

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 ...
djbehar's user avatar
  • 43
0 votes
0 answers
18 views

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 ...
user158897's user avatar
1 vote
2 answers
353 views

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 ...
Harry McKenzie's user avatar
  • 12.9k
0 votes
0 answers
14 views

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!
Николай Миров's user avatar
0 votes
0 answers
176 views

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, ...
EmilEmilchen's user avatar
0 votes
0 answers
31 views

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 ...
Poyonyan42 's user avatar
0 votes
1 answer
55 views

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 ...
Reza Maleki's user avatar
0 votes
2 answers
90 views

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, ...
AndreasRetz's user avatar
0 votes
0 answers
25 views

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 ...
patrick823's user avatar
1 vote
0 answers
223 views

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 ...
KYL3R's user avatar
  • 305
0 votes
1 answer
220 views

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 ...
Jan Pips's user avatar
0 votes
2 answers
392 views

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.
Edwin Medina's user avatar
0 votes
0 answers
531 views

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 ...
jona's user avatar
  • 277
0 votes
1 answer
464 views

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 ...
core.blend's user avatar
0 votes
1 answer
95 views

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. ...
craveu's user avatar
  • 1
0 votes
0 answers
350 views

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 ...
Mr Calamari's user avatar
0 votes
1 answer
217 views

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 ...
Tech Crate's user avatar
1 vote
1 answer
94 views

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 ...
RAIN's user avatar
  • 31
1 vote
0 answers
52 views

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. ...
Blender Lake's user avatar
-2 votes
1 answer
73 views

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
rqmak's user avatar
  • 3
2 votes
1 answer
869 views

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 ...
RAIN's user avatar
  • 31
0 votes
1 answer
378 views

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 ...
Ben's user avatar
  • 9
1 vote
1 answer
204 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 ...
audi02's user avatar
  • 271
0 votes
1 answer
40 views

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
Jameson4279's user avatar
0 votes
0 answers
53 views

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 ...
lbauer's user avatar
  • 11

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