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Questions tagged [glass]

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248 views

Glass causes noise?

I've been fighting with noise in my render. For draft renders I clamp the AO bounces in simplify, which clobbers the noise, but also the shadows. And I don't like that. So for a final render I want to ...
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0answers
34 views

Area light creates whiteness only through glass [duplicate]

So I have an animated scene where the camera goes through a window into a house. The only issue is that the ceiling of the house is white (EDIT: it's actually not the ceiling, but the area lamp that's ...
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0answers
68 views

Window's glass - black stripes

Does anybody has an idea, why the black artefact is rendered as on attached screenshot? Glass material is just assigned to two faces of the window.
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0answers
88 views

Why is this glass getting blown out?

Ok I have a lot of glass in my scene but these shards I have on the floor, regardless of denoising settings or otherwise, that do not appear clear but rather get blown out into white. Denoise ...
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0answers
19 views

How i can make glass material with increasing amount of sampling [duplicate]

Hi guys i m having problem with blender. In cycles render when i increase amount of sampling glass material getting black and its glass property disappearing can someone help for this problem thanks
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0answers
34 views

Weird shading thing

Can anyone tell me why my renders are producing this weird shading near the top of this ‘pill’ shape?? (Also random black squares...)
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1answer
55 views

Reflections from a EmissiveTexture and ReceivingShadow

Ok. I have a setup where a plane has a texture that is set to emission to have a good reflection on a glassurface on the opposite side. But now the Surface did not receive shadows anymore. so I tried ...
4
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1answer
145 views

Refract grease pencil object?

so I'm trying to use the new 2.8 Update to do a grease pencil animation behind a dirty glass window in Eevee, but the grease pencil object does not get refracted or effected at all by the glass shader,...
2
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1answer
1k views

Export transparent material in GLTF in blender 2.8

I am trying to export a glass material in gltf. Here is the material principled shader, notice I have transmission set to 1.0: this gives me this result in cycles (the glasses have the glass material)...
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0answers
615 views

Glass refractions in eevee vs cycles

I'm finally working with eevee in blender 2.8 beta and initially I was so blown away at how high powered it was, thinking to myself "is this the end of waiting a whole week to render 1 minute of ...
2
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1answer
74 views

Glass pane not acting the way it should

Hello guys, thanks for clicking this post, I am trying to make a basic cableway but unfortunately I got stuck at one point. I was trying to put there windows but the glass panes don´t seem to work ...
1
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1answer
106 views

What is the most physically correct glass shader?

What node setup is the most physically correct? I mean, wich is the glass shader that looks the most like real life? The glass shader that makes the light rays act like real life.
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2answers
181 views

Correct glass shader

i am trying to make a glass shader for a photorealistic scene that im making but i have an issue with a glass of water. My glass in real life has some edge loops in the inner part of it. I modelled ...
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1answer
25 views

Exported Model and Shader Not Displaying as Intended

I used Blender 2.79 to create this model and shader in cycles render I exported it as a .obj & then attempted to display it in a-frame and I get the following result I would like to know how I ...
3
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1answer
642 views

Pixels artifacts when rendering glass BSDF with Cycles [duplicate]

I was trying different types of materials with Blender, and I tried to play with the glass with Cycles, but in the render, it makes weird blue pixels on my blue table. Even in the preview tab it ...
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0answers
428 views

Cycles: realistic light refraction for glass lenses

I found this image somewhere on the Internet: It was made with Cinema 4D and some special renderer. I decided to try create somethings similar using our favourite Blender and Cycles. To achieve a ...
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1answer
261 views

Glass shows up black when I render it as a transparent png (no background)

I'm trying to render a glass bottle on a transparent background. There is lighting set up, and you can see the glass when you render it on a background, but when you omit the background from showing ...
3
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1answer
54 views

During a Cycles render an object behind glass looks striped [duplicate]

Using Cycles I rendered a object inside a tube (it's glass material). The problem is the object edges are striped as shown here: The same thing happened for another project too: In the first ...
-1
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1answer
570 views

How to get transparent glass option under film?

I saw a response to the question "Render Glass like materials with Alpha Channel to composite in external app" that you can check a transparent glass option under film to make the background image ...
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1answer
126 views

Why are solid objects with refraction node so dark?

Ok Ive discovered refraction nodes trying to create something like the iOS blur effect - meaning a white blur. This has worked somewhat with 2d objects, but no matter that the node has the color ...
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1answer
80 views

Glass material preview appears fine, but does not render

I followed this tutorial on eyes exactly, but the outer layer does not render correctly. I've tried other methods but with no luck.
3
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1answer
293 views

Cycles - transparent background still renders background color through glass?

Im having an issue with glass rendered where there isn't something IMMEDIATELY behind it - either objects are in distance or there actually isn't anything there. I need it to render CLEAR, meaning ...
1
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1answer
99 views

Rim lighting in glass sphere? light inside doesnt work?

I am trying to achieve this effect with my smooth shaded spheres, but if the sphere had the glossiness of glass with something inside it: https://dribbble.com/shots/3889660-Siri-assistant-AR-Hologram ...
1
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1answer
147 views

Camera (F12) wont render correctly [duplicate]

I have a small problem. The f12 wont render correctly. This is my viewport: and this is the f12 image: Blender File here: https://jmp.sh/pIbvOCR Could someone please help me :)?
2
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3answers
742 views

Why is glass material increasing noise, and what to do about it?

I have a quite simple rendering in Cycles, containing some droplets with a standard glass material – only glass node, connected to surface of material node. The problem is, the glass increases the ...
3
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1answer
159 views

Glass shader has black parts

i'm trying to render this glass material but i have these black parts all over the model. Any idea what could be the cause of this ?
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0answers
43 views

Bake to keyframes messes up cell fracture [duplicate]

I am making a short animation of a sphere breaking a window with cell fracture. Here is how it looks mid-break: I thought it looked good so I decided to bake it into keyframes to upload it to the ...
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2answers
302 views

Glass material not working properly… When I add a light source it makes these colored dots [duplicate]

I need help with my glass material. For some reason when I add glass to my scene it makes these little dots which I can´t get rid of. This is the node editor for my glass material.
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0answers
56 views

How to make my glass completely transparent

So I am trying to make a jar of fireflies. Currently in this picture I only have 1 sphere that is emitting green light, however as you can see the refraction of the glass is causing it to look as ...
3
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1answer
144 views

How can I get my glass to look like this glass?

I have tried to make it look like this but I cant get the reflections with it still being see through. Could someone please help figure out how I can get my glass material to look like this?
2
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0answers
78 views

Glass spherical lamp - How to create correct light diffusion inside the glass

I am trying to render a suspended lamp made of spherical glass with led source inside. Here is my reference image: I have modeled a very simple object made by 3 elements: - Light source: An ...
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0answers
188 views

Volume+Caustics?

Is there any way to make caustics work in a volumetric environment? When using the Cycles render engine, light passing through a Glass BSDF in a volumetric world will not show through on the other ...
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0answers
175 views

Smoke not rendered behind transparent material - Blender Internal

I have been banging my head against the wall for weeks over this before deciding to reach for help with more experienced users. I am working on a smoke simulation in which smoke flows through a ...
1
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1answer
254 views

Firefles in Glass rendering

Every time I use glass material in Cycles render with diffuse or any other material with the help of mix shader, I always see 'fireflies' (small random illuminated pixels). I have already tried ...
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0answers
63 views

Light casts wird shadow on glass!

When I try to make the glass cover for my clock, this is what happens. The strange ball appears to be a shadow that is cast by the light source. When I tick off specular for the light source, the ...
4
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2answers
612 views

A strange problem with rendering glass in Cycles

While I look on my model by shift+z (in viewport) it looks good: Render without wired connections to the center But when I render same scene out it looks like this: I think this is caused by wrong ...
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0answers
39 views

How to make glass material LESS transparent/maintain its color?

Ok, Ive tried everything but here is what I have for a glass material (the teardrop) right now: With this setup:https://blenderartists.org/t/colored-glass-in-cycles/631184 Issue is the glass is ...
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1answer
66 views

Trying to recreate an effect that envolves emission and cant get it right at all

this is a picture of the effect I am doing The original work: https://instagram.com/p/BjFdQfEgthj/ I just can't seem to get the same glow like effect. I'm not sure if I am missing something with ...
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0answers
66 views

Glass Distortion without the glass object

i need a glass distortion effect but without the object visible. Is this possible? Would be nice if this is possible to fake in compositing. Thanks so far.
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0answers
198 views

Black Noise with glass, Cycles Render

I'm new to blender so cut me some slack but when it comes to rendering glass I always get black noise on the rendered glass. This doesn't affect other materials so i'm confused on what i'm doing wrong....
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0answers
20 views

Diffuse materials under glass dome turning black (Cycles) [duplicate]

I have what is essentially a glass dome modeled with internal and external faces, but Diffuse materials under it always turn nearly black no matter how smooth or what color the glass is. To ...
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2answers
191 views

Rendering Glass (layers) resulting in strange dark patches (in Final but not Preview)

I am working on a school research project and hence I cannot share the blender file (confidentiality BS). I am getting strange lines in the render where there are stacked "glass" tiles. This occurs ...
4
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2answers
338 views

Blur effect throught glass

What I'm trying to do in Blender is a blur effect in a way that, whenever something is not behind the crystal of the glasses, it should be blurred. That means, the sentence "Saw you there" should be ...
1
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2answers
4k views

Creating glass material - Glass shader or Principled give black/dark or mirror render in Cycles

I have already searched for as many threads I could find to find a solution and tried them all as best as I could, but I can't make glass shader or Principled shader work with to make a transparent ...
1
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1answer
78 views

Dark reflections on glass [duplicate]

I have a building with a lot of glass, when i render i get this. The reflection on the glass its awfull. I have a proper HDRI, and tried to just place lights and same result. Some idea?
1
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0answers
141 views

Create a glass-looking shape with python console in Blender

I am trying to create in Blender a 3D model representing some optical scheme. I managed to create elements looking like pieces of glass using the Blender GUI, but cannot repeat this using python ...
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2answers
3k views

Noise on glass in cycles

I cannot get rid of noise/fireflies in my glass shattering scene, rendering with cycles. I've tried all of the following suggestions: Increasing Samples (up to 4000, still tons of noise) Filter ...
2
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0answers
52 views

How to make a textured window shatter with the textures on the shards

I'm making a Minecraft animation, and my character is going to throw an object out a window, so I want it to shatter, and it's going to be a pane instead of a block. So I created new faces by creating ...
0
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1answer
451 views

how to make a wet rock material

I am making a waterfall/river scene and it will have mist in the air so I want the boulder rocks to look wet (like in the image below). I have tried using the glass shader and glossy shader in ...
1
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1answer
957 views

Glass not Transparent [duplicate]

I'm a novice in Blender and my problem is the roof isn't transparent everywhere, when I put camera in a certain angle the location of the transparent changes. I use BlenderGuru pro lighting skies for ...