Questions tagged [shadows]

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25
votes
2answers
3k views

Volumetric Windows 10 logo effect

I'm trying to recreate the windows 10 background effect on a logo I've made in blender. Half the logo has a glass like material, the other half has a steel like material. And I'm using cycles at the ...
15
votes
2answers
17k views

Render shadows over a transparent background in cycles

I'm trying to make a logo that will be on the header of a website. What I'd like to achieve, and the reason I'm using Blender, is the projected shadows on the background looking perfectly real (as ...
15
votes
2answers
15k views

How to change the shadow color in Blender Cycles?

I want to change the color of the shadow casting by a cube to green. While it's very easy to do it in Blender Internal (you select the lamp, go to the Lamp data header and change the shadow's color in ...
15
votes
1answer
8k views

What is a shadow ray?

I have read the Blender documentation wikis on both the light path node and on light paths. But neither of them seems to clearly explain what a shadow ray is. For instance, the light paths wiki says:...
13
votes
2answers
3k views

How to make Shadows-Only Render

How can I achieve the following effect? Here, we see all shadows, and nothing else.
12
votes
1answer
35k views

How to render an object without its shadow?

I am trying to delete the shadow from the heart but I can't:
12
votes
1answer
12k views

Make an object not cast a shadow in eevee

Is there a way to make a single object not cast shadows in Eevee?
11
votes
1answer
424 views

Is there a way to adapt False Color to be seen for color blind people?

I have severe red/green protonopia and find the red and green to be the same when I use False Color mode to calibrate lighting exposure. I'm wondering if there is a way to get numeric feedback on ...
10
votes
1answer
295 views

ignore self-shadows for a cel shaded effect?

So For this project i'm trying to achieve somewhat of a cel-shaded look. Cel Shading is an attempt to make 3D Art look 2D, But The Main problem I've found with Cel Shading effects is the shadows are &...
9
votes
1answer
8k views

How to hide object but keep shadow in EEVEE?

This is very easy to do in Cycles, just have to click on the camera checkbox. I cant figure out how to do this in EEVEE. Any help would be appreciated.
9
votes
1answer
16k views

What is Clamp Direct/Indirect?

What does the "Clamp Direct" and Indirect values mean? I may seem silly but i'm really new to blender. Could you please tell me what are they useful for? Thanks!
9
votes
1answer
8k views

How is Cycles different from V-Ray?

From what I know, V-Ray is the most realistic render engine out there. But, I also know that Cycles is physically accurate. How is Cycles different from V-Ray and what are the major differences when ...
9
votes
3answers
3k views

Toon Shader – Change Color of Shadows

I made a character for a mobile game in Blender rendered with Cycles, and i used a toon material as shader. Now, for each toon material i create, i used an 'Image Texture' as a color gradient. I like ...
8
votes
1answer
12k views

Objects, shadows and reflections not rendering in EEVEE

I started to work with EEVEE short time ago and I was amazed by the capabilities of this engine. However, I noticed something strange when I was rendering some tests. Some objects/reflections/shadows ...
7
votes
1answer
907 views

Shadow Incorrect at Bottom of Edge

In the images below, I have a cube that is sticking up about two thirds through a plane. But, despite the fact that the cube is not hovering over the plane, the shadow seems to indicate otherwise. How ...
7
votes
1answer
162 views

How can I get the outline of a shadow with Freestyle?

For a vector illustration project, I am looking for a way to extract the shadows of objects in Freestyle. Currently I am only able to export the object itself (with Freestyle Edge Marks and the ...
6
votes
1answer
355 views

Fixing shadows in cycles without increasing subdivision

I'm creating a dune model in blender with cycles and the shadows are kind of messed up. the model is only created from a subdivided plane and then using noise textures. it already has 1.7 million ...
6
votes
1answer
314 views

Can I colorize hair particles based on the Emitters Shading?

I'm experimenting with CELL SHADED fur. The thing is that it doesn't look that great... I'd like for the hair particles to just take on the flat color of the surface where they're placed, after the ...
6
votes
2answers
4k views

How do I make a pure white plane that receives shadows?

Basically, I just want a shader for my ground plane that receives shadows but is otherwise pure white. I figured this would just be a simple checkbox or two but it's proving to be more complicated. ...
6
votes
2answers
3k views

Shadow-catcher stays noisy even with Denoising - also very dark

I am facing some issues with the shadow-catcher and denoiser in Blender 2.79. Denoising doesn't seem to have any effect on shadow catcher shadow. If I turn off shadow catcher on ground plane the ...
5
votes
2answers
5k views

Shadows on alpha channel PNG's and eevee

I am playing with the eevee render, and I am struggling on how to render projected shadows from objects textured with alpha channel. Here is a reference render on cycles on what I want to achieve. ...
5
votes
1answer
2k 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/...
5
votes
2answers
7k views

shadow clipped when zoom out ( eevee )

I like the shadow here but when the camera zoomed out, the shadow gone. Is this normal? how to fix this?
5
votes
2answers
2k views

How to get rid of internal shadows/blackness in glass/transparent/refractive materials?

So I'm trying to make some very refractive glass in Blender Cycles. I've tried using the mix shader with Glass, Trasparency, by a factor of Is Shadow Ray + Is Reflection/Trasparency Ray etc, and I've ...
5
votes
1answer
3k views

How to minimize/soften the shadows?

I am very beginner in Blender Cycles. I am trying to imitate this in cycles: Easter Eggs Not sure if this scene is CG or an actual photograph. I have modeled the eggs (easy), now I just want to ...
5
votes
1answer
4k views

2.81 Transparent Background Shadow Catcher

I have a fairly simple setup in Blender 2.81a. A model, light source, camera, and a simple plane beneath it. I am attempting to render an image which renders the plane as a transparent background, ...
5
votes
1answer
6k views

How to cast the shadow of the texture's alpha channel and not the actual geometry of the plane?

So i have a simple bush scene in the blender render engine with a basic lamp and ground plane and i have also switched to material shading mode. The Bushes The bushes are basically alpha planes with ...
5
votes
1answer
3k views

Bake shadows and import to three js

hope all is well! I was wondering how I would bake shadows and import the model with these shadows into three js. I would also like to change the material of the model in three js dynamically while ...
5
votes
1answer
253 views

Shadow baking on long roads/environment

I could find a proper explanation of how people bake their shadows for racing games? All baking examples and tutorials are about interior lightning or some small area etc. I really don't even know ...
4
votes
3answers
732 views

Why are my object's shadows so janky?

I'm trying to sculpt some stylized boulders for use in Unreal Engine. I got something I'm happy with: However, whenever there is light on them, the shadows look pretty messed up: After digging ...
4
votes
2answers
1k views

I'm trying to recreate my logo in Blender but I'm out of ideas

I have made this a long time ago in Photoshop 3D when it had more support for some effects and was easier to customize. I've been playing around with Blender for the first time now and i'm trying to ...
4
votes
2answers
511 views

A mishmash of questions about lighting and messing with parallel line textures [closed]

I'm brand new to Blender (and 3D modeling). I'm attempting to use it to duplicate this graphical style (not my work): I've created my terrain, and experimented with a variety of node tutorials to ...
4
votes
2answers
1k views

Shadow Catcher not transparent

Maybe I do something wrong, but I read multiple posts about it and looked into different videos. I should do it right but it's just not working. I want to have a plane that just catches the shadow of ...
4
votes
1answer
2k views

Grainy Camera Filter Style

Low poly works can look good with grainy rendering, but turning down the samples makes the shadows looks horrible. How do I create a grainy effect to my render? It can be in blender or post ...
4
votes
2answers
8k views

How to Get only Shadows from a Collection in 2.8 EEVEE?

I want to know is there a way to render Shadows only in Blender's new EEVEE Render Engine. I want my objects in a separate collection and a ground plane on a separate collection(to receive shadows ...
4
votes
1answer
137 views

My Light Has No Shadow Menu

When I click on my light there is no shadow menu on the right as the image shows, I am wondering how do I get this menu back? I am currently running blender 2.8 on Linux. Thank you in advance for all ...
4
votes
2answers
791 views

Why are the 'Sun' shadows different to other light sources? Blender 2.8.1 Eevee

As you can see in the images below, the shadows cast from Sun are more accurate than ones cast from any other light type in Eevee. Why is this? Is there any way I can make a Point light cast shadows ...
4
votes
1answer
17k views

Eevee shadow problem

Recently I downloaded blender 2.8 for the new real-time render engine, but then I found out that the shadow in the eevee is really unexpected. Just like shown above, the quality of the shadow is bad ...
4
votes
1answer
92 views

Determining if Cycles light rays provide direct illumination or self-shadow

I am looking to render Saturn and its rings. The sun illuminates the diffuse material of the rings on their sunlit side but their backlit side needs to have an emissive shader. However the rings must ...
4
votes
1answer
2k views

Volumetric Lighting not showing very well

I'm making an old dusty attic render and I've come across a bit of a problem. (Or several) I'm using 300 samples and the Denoiser, and as you can see in the following picture the rays are not showing ...
4
votes
1answer
2k views

How can I have a light that casts no shadows?

Is it possible to light an object from three locations using emitters but only allow two of those emitters to cast a shadow from the object? I have an emitter from above, right and left. However, I do ...
4
votes
1answer
538 views

colored shadows for transparent objects with shadow catcher

I'm rendering a scene in cycles with partially transparent objects and I would like to use shadow catcher to composite the objects and their shadows onto a perfectly white background. Normally these ...
3
votes
3answers
250 views

How do I darken object shadow?

I created a scene using HDRI in which an airdrop is there on ground but airdrop shadow is not visible which makes it looks unreal. I've used a shadow catcher and it is even having particle system to ...
3
votes
3answers
4k views

Problem with shadow catcher and a question about alpha blending

I have a model of an object and a ground and I need to separate the two into two different render images. First image -- object with a transparent shadow, second image -- ground without an object. ...
3
votes
2answers
253 views

When I add environment texture to world node object shadow disappears

When I add environment texture to world node my object shadow disappear. Do I need to turn off background strength? I want to make my object to look like background so I lost shadow that I wanted
3
votes
3answers
509 views

Is it possible to capture a shadow on an emissive plane?

I understand the absurdity of my question, but I'm curious to know if it is possible to do this (On Cycles, and Eevee) Basically, the plane captures the shadow, if the material is not emissive. But I ...
3
votes
2answers
8k views

Smooth Shading artifacts on low poly model [duplicate]

So when I'm extruding inwards, there comes this weird shadow. But it's only when in smooth shading, if I put the object to flat shading it looks fine. There isn't any modifications and I tried the ...
3
votes
3answers
2k views

How can I make a shadow disappear in Cycles?

I'm doing an acetate animation effect: Text on 'transparent plastic' lays down on a white surface, and as the text lays down its shadow, from a sun lamp, plays on the white surface. All achieved. A ...
3
votes
1answer
181 views

Hard shadows after render (cycles & eevee) V2.92

Been in Blender for one year, self-taught. The shadows after render become blackened and show up where they have no business being. The scene has a swinging light above as well as 3 graph-generated ...
3
votes
1answer
4k views

Jagged and ugly Shadows in Eevee

I’ve created a low-poly stylized tree in Blender 2.8 and rendered it with Eevee. Some of the shadows on the leaves are very jagged and quite ugly. The entire scene is simply a camera, a sun light ...

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