Questions tagged [artifacts]

questions about strange visual discrepancies in renders

Filter by
Sorted by
Tagged with
0
votes
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 ...
0
votes
0answers
15 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 ...
1
vote
0answers
26 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
1
vote
0answers
48 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 ...
0
votes
0answers
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.
1
vote
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 ...
0
votes
1answer
49 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 ...
0
votes
0answers
22 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 ...
0
votes
0answers
18 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:
0
votes
0answers
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 ...
0
votes
1answer
108 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 ...
1
vote
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
vote
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
votes
1answer
42 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 ...
0
votes
0answers
19 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.
1
vote
0answers
116 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/...
1
vote
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 ...
0
votes
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 ...
0
votes
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
votes
0answers
34 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 ...
2
votes
2answers
145 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 ...
1
vote
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
vote
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 ...
0
votes
0answers
29 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. ...
0
votes
0answers
58 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 ...
0
votes
1answer
193 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 ...
0
votes
1answer
28 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 ...
0
votes
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 ...
0
votes
0answers
50 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 ...
0
votes
0answers
32 views

weird artifacts in the viewport!

im just getting those artifacts in the viewport ,they just showed up .whats the problem here?
0
votes
0answers
114 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 ...
0
votes
0answers
22 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 ...
0
votes
1answer
49 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 ...
0
votes
0answers
109 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 ...
2
votes
1answer
91 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 ...
0
votes
0answers
256 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 ...
0
votes
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
vote
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 ...
0
votes
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?
1
vote
0answers
62 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 ...
0
votes
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
vote
1answer
120 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 ...
1
vote
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 ...
0
votes
1answer
22 views

Shading artifacts on the render

I am trying to model Cap's Shield but when I render it, there are some artifacts near the star. Can anyone tell me what's the issue here? Blend File (Please your own hdri since the file would be too ...
0
votes
0answers
59 views

Blender 2.79b Sculpting error and / or bug (?)

This is the surface of the object I'm trying to sculpt, to which I applied a 3x Subdivision Surface modifier. [ This is a wire frame overlay to show the face and edge positioning. Here I'm ...
0
votes
0answers
39 views

Artifacts in viewport. Recalculate Normals and Remove Double Verticles have no effect

I feel stupid, but I don't know what to do. Bad topology? there is no triangles Wireframe Solidmode. X-ray is off. Render mode is ok, cycles artifacts
0
votes
0answers
53 views

Smooth shading not so smooth? [duplicate]

I don't understand why I see these edges when rendering my model. They don't appear in object mode, but when I render. And the topology seems dense enough to not produce these edges? Here are some ...
2
votes
0answers
188 views

Blender 2.80 displacement texture bug(?)

I thought I better seek help from others to make sure I'm not making a user error here before placing a bug report. In using greyscale displacement maps (textures) in blender 2.80 I've noticed ...
0
votes
0answers
34 views

Artfacs on Volumetric clouds cycles [duplicate]

I'm trying to make a cloud with some displace, the first with a Voronoi and the second with a cloud, finishing it with a simple volume scatter shader, but when I'm rendering the cloud get same ...
4
votes
1answer
503 views

Weird artifacts appeared in eevee because of normal map

I'm was working on a shotgun and suddenly for some reason some weird artifacts appeared on the metal materials. I know that removing the image texture and leaving only a noise texture+bump on the ...