Questions tagged [artifacts]

questions about strange visual discrepancies in renders

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13 views

Artifacts when switch to camera view and render. 3d view looks OK [duplicate]

This is the picture of 3d viewport Then I switch to Camera view (artifacts can be seen in both viewports). And the render You can see, that the size of the model is big (though I tried to scale it ...
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0answers
122 views

Strange, indescribable color glitching near edges when using viewport shading in Blender 2.8

I am new to this website. I've been having a problem with viewport shading after installing 2.8. I am trying to make a VHS cassette (for no particular reason), but I have a problem that hasn't been ...
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1answer
216 views

Artifacts in render (EEVEE)

I rendered this image in Blender 2.81 Alpha. The helmet has a simple glossy shader with roughness set to 0.265. I'm rendering this in Eevee. The blue is coming from a spotlight in the back. What is ...
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1answer
117 views

Rendering issue (JPEG artifact on characters mouth/non-transparent background) how do I fix this?

I am rendering a Roblox character in Blender to make a GFX. I seem to be continuously running into this issue, no matter how many times I re-render the image. How do I fix this?
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2answers
216 views

strange artifact when rendering volume

I'm using a volume scatter shader to render an atmosphere for a planet. To save on time I used a spherical gradient and ran it through a color ramp to get white only on the rims of the sphere. This ...
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0answers
16 views

Blender Eevee crazy render artifacts (maybe?) [duplicate]

So I'm doing some work on Jim, about to texture, and boom, these crazy artifacts on some randomly selected faces... I've tested the .blend file on my laptop and it all seems fine, and I've tested ...
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0answers
16 views

Why does the Eevee rendering create alpha squares where there should be a model?

So, I was using Eevee's bloom effect to make a light grid, with a transparent background, exporting to the DPX format (10-bit, RGBA,) and when I rendered I got these alpha squares at the bottom. Is ...
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0answers
52 views

Car Modeling Subsurf Modifier

I am now trying to model my first sports car in blender. I am pretty happy for the first attempt, but I have a few problems with keeping some edges sharp and subsurf others. Currently I am using an ...
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0answers
27 views

Poor quality of x-ray in 2.8

Who knows what's the reason of such poor shading in x-ray mode? I can't do sculpting because i simply cannot see the shape because of these artifacts X-ray value - 0.877 Viewport settings
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1answer
48 views

Contain mesh within another mesh boundaries?

I'm trying to limit a mesh within certain boundaries so that I can then scale it really big and the mesh never goes out of boundaries of a box. I've tried using boolean but I get a plethora of ...
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32 views

artifacts at polygons

Artifacts appear when I connect the normal map (the presence of the texture itself is optional). the normals at the polygons are looking out.
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0answers
24 views

orange artifact moves with screen

i was trying to bevel something and this orange speck appeared when i ctrl z back. i cannot get it to go away and reload its still there it does not show up in a new file, it looks like 3 pixels, but ...
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1answer
55 views

Strange face transparency artifacts in Eevee

Can somebody explain whats wrong with my mesh? Have no idea what to do. Why some of these faces are transparent? It is rendered with strange holes in Eevee, but in Cycles all is ok. 3rd and 4th ...
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0answers
27 views

Black artifacts appearing on smooth shaded mesh at extreme angles [Cycles 2.8]

Black marks appear on my mesh at extreme angles, even on rendered view. Smooth shading is on and so is Auto Smooth at just over 31°. Will this appear in the final render? How could I avoid this? Or is ...
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0answers
19 views

Weird glitching in render and editor

So I've had this happen before but do not know if or how I fixed it, but there is this weird glitch that not only effects the Render but it affects the Editor as well. Render: Editor:
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27 views

Rendering artifacts in orthogonal views

In 3D Viewport when I set the view to orthogonal the background grid goes all wonky. See images below. Obviously i'd prefer this not to happen, for the grid to render like a proper grid. Any guidance ...
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1answer
130 views

Rendering issue: light artifacts [EEVEE Blender 2.81A]

I am trying to render an animation scene with a volumetric effect in EEVEE. As shown below, some frames contain light artifacts in form of white spots with a touch of RGB on the sides. They seem to ...
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0answers
22 views

Artifacts on stars when exporting to FBX

I've just finished a Model. When exporting to FBX (and OBJ too), the stars form some weird artifact, which you can see in the images below: The first 2 Pictures show Edit and Object view respectively,...
1
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1answer
47 views

Is it possible to get rid of these shading artifacts for a smooth shaded flat surface?

I am modeling a logo and want beveled edges that will be smooth shaded to look rounded but a flat surface that looks flat do you have any sugestions? This is the result after beveling edges:
2
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1answer
44 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://imgur.com/a/djoP72f This is the ...
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0answers
20 views

Bevel modifier causing weird z-fighting style artifacts in Edit Mode

I'm seeing weird z-fighting style artifacts in Edit Mode with the Bevel modifier. There are no overlapping faces and no n-gons. And it is also causing rendering artifacts.
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2answers
142 views

Artifacts / Darkening while baking

I created this crate for a game I'm working on, I've been trying to bake my wood pallet texture I have but every time I try to do so my bake comes out having artifacts and the material itself darkens ...
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1answer
140 views

Banding artifact on open GL Render

I'm currently working on an animation openGL project, and i have this "banding" artifacts on gradient induced by spotlights (see picture below) I'm aware it seems to be because of 8bits precision ...
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0answers
128 views

Shadow terminator artifacts issues

I work with Blender 2.81a and I have a problem with some artifacts in the shadows of objects with smooth shading. Based on the release note of Blender 2.81 ,(https://www.blender.org/download/releases/...
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0answers
24 views

remove artifacts from transparent image

I'm trying to render an image using cycles and my rendered image has these background artifacts that look like lines. These lines match up with the extent of the picture. I made both images (the one ...
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1answer
25 views

How do i get rid of wrinkles in a subsurf

I have been modeling a dagger. I've just finished doing the rough profiling. I've added a subsurf modifier to smooth it out a bit but i cannot figure out how to get rid of these wrinkles. can any of ...
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0answers
13 views

Final render textures have artifacts that don't show up in viewport renders

I created textures in Substance Painter for a skeleton model I created from scratch in Maya which I rigged in Blender. I used the Principled BSDF to apply all the exported textures from Substance. ...
2
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2answers
158 views

Distorted normal map on smooth surface

Blender rookie here. I'm learning about baking normal maps in 2.80 with some pretty basic setup. I'm getting strange results on a smooth metallic flat surface. You can see it on the following ...
2
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0answers
35 views

Why Transparent BSDF blocks reflections of Principled BSDF? (Cycles)

I wanted to share an issue related to Cycles shaders I don't really know how to face. I am rendering a honey pot. Nothing crazy about this. But when I tried to add the sticker I noticed some ...
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1answer
26 views

UV problem. Artifacts appearing on material

For a while now I can't find the reason for these artifacts appearing. It seems to happen when I do boolean cuts and creates overlaps in my UVs. I thought it was maybe because of the edge split ...
1
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1answer
121 views

Strange artifacts

I imported a model but after i set the materials, these strange artifact appeared and the lighting seems wrong. I tried to recalculate the normals, disable/enable the autosmooth and other things but ...
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0answers
22 views

Weird render glitch in rendered video

I was rendering a scene with a couple of objects in it: One object with a shader to act as a "green star" Another object surrounding the first object, with a cell fracture in the mix; Usual shader is ...
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0answers
30 views

Reflection-edge and pixels artifacts

How do I get rid of the double edges and pixel blobs in this image created with Blender? I used reflection and transparency to create the "membrane" with a glossy look; enhanced using multiple lights. ...
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0answers
60 views

My glass has a smudge

I made a cup with a glass by setting transmission to 1 and roughness to 0. So I somewhat made it like above. However, As you can see if you zoom in it. there are several points to improve such as ...
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1answer
30 views

What causes striped visual artifacts in models? [duplicate]

I don't know the legitimate term for them, but I'm referring to the "shaded" or "stripy" regions that appear that can appear in your models (see the picture below) Here is a contrived example ...
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0answers
20 views

Artifacts in terrain model cycles render (model exported from FME)

I keep getting these weird artifacts when I import a model exported from FME to blender. Happens only in cycles. Is this the so called terminator artifact? Doesn´t seem to be a lighting problem since ...
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0answers
52 views

Why does my Look Dev Mode look completely glitched?

Today marks my first day's experience with blender. Complete newbie here. I've been following a tutorial on building simple characters and getting familiar with the work space. I noticed something ...
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0answers
34 views

weird artifacts in the viewport!

im just getting those artifacts in the viewport ,they just showed up .whats the problem here?
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0answers
120 views

Artifacts while rendering in cycles. White pixels shown. (Blend file attached)

I'm starting out with modeling in Blender 2.8 and have created a simple scene. Added an Environment texture to the World. The HDRI image provides lighting / reflections. The materials for the objects ...
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0answers
23 views

Volume Scatter intersection artifacts

I've started playing with Blender (which is totally awesome) a few months ago. Now I've experienced weird artifacts, and could not find anyone with the same problem. I'm aiming for the first posted ...
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1answer
54 views

How do I fix my tree leaves turning black when I increase their number?

I've been working on this tree, following a tutorial on YouTube, and performing every detail in the video. Everything has been looking alright except for my particle system which I have set up for my ...
2
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1answer
95 views

Shading Issues with the Array Modifier

I'm working on a model of a car wheel. However, before I continue, I want to fix some shading issues I am having. My model has Subdivision surface, Mirror, and Array modifiers, which make up the 10 ...
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0answers
262 views

High Poly on Low Poly Baking in Substance Painter

When I bake high poly on low poly I get some issues (artifacts) on my low poly model. Usually those are straight lines from triangulated low poly which cause these issues. I know that this problem can ...
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0answers
16 views

Artifacts on cycles render [duplicate]

I got this weird box artifacts on my model: I thought it was the normal map, so I removed it. But it's still there: How can I get rid of it?
1
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1answer
39 views

Artifacts on cube after modulo on coordinates

This happens with the following node configuration: It is caused by the modulo (or Fract) operation. I stumbled upon this problem while trying to repeat coordinates on a cube. It works fine on a ...
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1answer
73 views

How to avoid weird artifacts which only appear with ray-tracing enabled with Blender Render?

What's the cause of the weird, checkerboarding on the purple spheres and how do I remove it?
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0answers
67 views

Extrude and Bevel problems with SVG Curves

Alright, so I'm working on a background using a 2D logo I've created for myself in Illustrator. Ive decided that for starters, I want to turn the logo into a 3D object, with each path beveled on the ...
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0answers
14 views

Black artifacts on white posts but no doubles to remove [duplicate]

As you watch the video, the first visible white post is pure white. But the others that are seen next have black speckles. I have tried to remove all doubles but there weren't any to remove. https://...
1
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1answer
150 views

Fixing artifacts from an imported Medium sculpt?

I'm creating some assets for a game I'm making using Medium by Oculus, but when I import it into Blender it leaves me with strange lighting artifacts. I tried dissolving some vertices and edges to try ...
1
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1answer
43 views

How to get rid of black triangles and artefacts?

for the past few days, I've been struggling against artifacts problems with a mesh. I used the boolean modifier on this following cube : After applying the "Difference Operation", here is the ...