Questions tagged [lighting]

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7
votes
1answer
4k views

Strange black shading. Cannot fully light mesh. (Cycles)

Here is the viewport in material view. The node setup is just a PNG texture into a diffuse shader. And this is in rendered view. I've tried using environmental lighting as well as a directional ...
10
votes
2answers
2k views

Some areas of the mesh are dark

I've been modeling a hermit crab and I don't know why but some areas of the mesh are really dark on some spots, like the legs and the claws. I hope you can help me fix it.
9
votes
4answers
13k views

EEVEE and Cycles render lighting differences

I get different lightning render with the same scene camera setup. Cycles render (both experimental and supported feature set) gets weaker lightning and needs more energy. How can I get the same ...
1
vote
1answer
361 views

Which mode should i trust for lighting?

I want to export my objects to unity, but in blender I`m using Eevee engine. However the light in rendered more and material preview mode is completely different, which impacts the colors of objects. ...
5
votes
1answer
2k 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 ...
23
votes
2answers
2k 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 ...
7
votes
1answer
4k views

Spot light with square shape

Is it possible to produce a spot light with a different shape than a circle? In particular, I would like to produce a spotlight that casts a squared image into a wall, and the spotlight can be ...
2
votes
1answer
5k views

Increase brightness of HDR to light the scene, but keeping the background at a lower exposure

I have a scene in which I am using an HDRI texture as a light source. However, I am also trying to use it as a background, but when I turn up the strength of the sky it just turns white. I am ...
7
votes
1answer
680 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 ...
22
votes
1answer
41k views

Can anyone give me some tips on Lighting in Cycles?

I am using the Cycles render engine. I love the ability to use my GPU for rendering, and I have achieved some nice results texture-wise, but I am having a hard time with lighting. One problem in ...
9
votes
2answers
2k views

Make texture visible in sunlight

I would like to make my textures visible in sunlight. I adjusted the exposure but that didn't help: Right now when sunlight hits my textures they turn white. I want to be able to see the texture even ...
2
votes
3answers
369 views

Scan plane “shadow”

I'd like to know how to make a "flat" sort of scanning beam that is cut off by various items it interacts with. For example, say that the beam emits from a single point and is shaped like a triangle ...
4
votes
3answers
2k views

Why do my lamps require an insane “strength” value of 1 million?

recently, I was using mesh planes to emit some light, and they had a strength of 8.0.. this worked well now, I want to swap these out for area lamps (to improve ...
3
votes
1answer
6k views

soften shadows projected by HDRi

How can I make make shadows blur as they get further from the object casting them? I have set up a relatively simple scene witch includes two pots on a clay ground texture, and I am lighting it ...
7
votes
2answers
7k views

In Blender 2.8, how do I light an EEVEE scene with an HDR?

Blender 2.8 supports the same world node setup that Cycles does. This correctly puts the HDR image in the world background. But EEVEE doesn't light the scene properly. Everything looks flat and ...
4
votes
1answer
2k views

Understanding light power values

On Blender 2.80, lights (other than the sun) have various options for their strength. By default there is Power, measured in Watts, and a color option. If you enable "Use Nodes" you also get a generic ...
2
votes
2answers
107 views

How to turn off reflections on glass

My scene has about 4 point lights which makes it reflect on the glass with white spots, you can see it in the picture. how do i fix it Here is my lighting I tried turning off glossy option in ray ...
2
votes
1answer
2k views

HDRI With Volumetric to Create Throw Pattern?

I have a scene below where I am wanting to get an HDRI image to come in through the windows and light the scene in the window areas and have a god ray like effect. I want to do this with a volumetric ...
5
votes
2answers
852 views

Simulating a 40W Light Bulb

Let's say I have a light bulb at home that I want to add as a light source. Specs: 40W incandescent light bulb 5cm in diameter Color temperature of 2700 kelvin What values should I enter into ...
5
votes
2answers
8k views

EEVEE Glass Shader

I am in rendered view in the viewport and my glass shader isn't working correctly. I remember a couple months ago I was making glass for a ship and these settings are the only thing I had to mess ...
3
votes
1answer
764 views

How do I adjust for overexposure using physically based lighting?

I am trying to get my head around physically based lighting in Blender. I read somewhere the Cycles Sun Lamp is measured in W/m² so assuming that bright sunlight is measured at 120000 lux (https://en....
5
votes
1answer
4k views

Does the blender Eevee rendering engine really have indirect lighting?

I heard that it does, and there is also a panel in the render settings that says "Indirect Lighting" but I never see any indirect lighting while I'm using Eevee, that's for sure.
3
votes
1answer
151 views

How do I achieve this kind of light star effect?

I'm kinda new to Blender. Currently playing around with version 2.8 to practice some rendering. Is there a way to achieve this 'light-star' effect for the blooming objects with the emission? If there ...
3
votes
1answer
3k views

Can't find Use Nodes in Light settings?

Just started blender, following the donut tutorial. Using Blender 2.8. made another donut to practice, when adding Lights I can't find the 'Use Nodes' in the Light settings. Some help would be ...
2
votes
2answers
64 views

Light Presets .exr

I would like to install light presets for Blender to automate my lightning in my scenes. I have some .exr files (from Greyscalegorilla) but I don't know how to do it on Blender to make it work. Can ...
2
votes
1answer
490 views

In eevee, shadows are clipped by camera distance

As shown in the gif, the shadow in eevee is clipped by the camera distance. The same is true for F12 rendering. Where are the options to improve this issue?
2
votes
2answers
3k views

Render looks “brighter” than in viewport preview

Somehow my viewport preview shows darker result than what comes out in render (check out in corner of the pic) World strength is at zero and ambient occlusion is also disabled. Floor is using bump ...
0
votes
0answers
48 views

Colorimetry is not the same

I wanted to know if you know why the colorimetry of the image is not exactly the same when I save the image of the rendering, my settings in the save are however the Blender standards (RGBA, Color ...
0
votes
1answer
142 views

Whats wrong with my “snowglobe” object and/or lighting?

I've been messing with shaders and render options all day and trying to figure out how to get the objects within my "orb" object to display correctly in my render, but for some reason the viewport ...
0
votes
2answers
35 views

Flat surface not being shaded consistently across quads

I've been working on a mesh and realised that part of it is not being shaded consistently across the borders of each quad. I've isolated the section into its own blend file and cannot figure out what'...
8
votes
1answer
3k views

Does Blender have a histogram?

I'd like to be able to tell where—and by how much—a highlight is blowing out without having to render, go into Photoshop, back into Blender, turn my lamp down, render etc etc. So I'm wondering, is ...
9
votes
1answer
7k 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 ...
3
votes
1answer
648 views

Volumetric Scatter ignoring World lighting

I'm having trouble getting Volumetrics to respond to the World environment lighting. I'm using a standard node setup combining Volumetric Absorbtion and Volumetric Scatter and it appears to work as ...
3
votes
1answer
1k views

Creating realistic concert lighting

I've been trying to create a live venue in blender recently, but have gotten stuck at the point of making realistic spotlights. First I tried using a cylinder mesh with an emissive transparency ...
2
votes
1answer
2k views

How reproduce a real led lamp with IES photometric data?

First of all excuse me for my english, i try to explain better than i can. I need to reproduce this real led lamp. I have all the data of this lamp and the IES file. Watt: 8W Lm: 880lm Lm/W: 110lm/...
2
votes
1answer
219 views

How to scale a light's size , and strength proportionally with the rest of the scene in Cycles?

I have a question regarding the scaling of lights alongside the scaling of a scene in Blender. Say I have a scene consisting of a plane acting as a surface, and a simple white UV Sphere. Both are at ...
0
votes
2answers
2k views

Use HDRI without lighting the scene?

How do I use a world HDRI without lighting the scene? I only want it to appear in reflections (and maybe the background - not sure yet), but I want to manually light the scene with light objects. This ...
3
votes
1answer
41 views

Render suddently coming out black in Blender 2.91

I have been working with a blender file for a few hours with no issues. Then all of a sudden, I noticed the the lighting had changed in the Modelling view. I went to check how it came out in a ...
3
votes
0answers
78 views

How to achieve dynamic lightning for day/night earth planet

I cant get dynamic lightning. I have used drivers to set up this, however, once I add the night texture it still shows on parts that I have lights. Here is my node setup: I have been following ...
3
votes
2answers
5k views

Blender - HDR makes objects too bright

I started to use blender 3 weeks ago and I am currently trying to do an outdoor scene. I wanted to use an hdr image fot lighting, as blender guru does -> https://www.youtube.com/watch?v=fI_FMa-8w50&...
3
votes
1answer
2k views

How to change default viewport shading in 2.8?

Is it possible to change the default mesh color/shading in 2.8 to be more like 2.79? I'm finding it hard to see finer detail in 2.8. On the left is 2.8 and the right is 2.79
3
votes
2answers
529 views

Eevee transparent glass on transparent background?

Ok, in 2.8 eevee I have "Transparent" checked on film tab, my material settings follow all listed here https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&...
3
votes
1answer
2k views

Hdri sky background too close? [duplicate]

I'm using an image for the background, but I only see a blue sky and not the clouds in the bottom of the image near the horizon. It feels like the background image is too close? And in the world tab ...
3
votes
1answer
301 views

Why is my Cycles scene so bright even with no lights?

Apparently cycles has some kind of built insane glow that causes everything to be brightly lit in a scene even with no lights at all and all light sources removed. How do I turn this insanity off? I ...
2
votes
0answers
4k views

Light Linking blender 2.8

I'm a Maya user and have just started down the Blender path but I've hit a road block when it comes to a light linking option? If I just want to light one object with one light and leave everything ...
2
votes
1answer
2k views

Why is my object black in rendered shading mode?

I am quite new to using Blender, currently using the 2.8 Beta Version, and I decided to make a Low-Poly Island from a tutorial I found on YouTube In the tutorial, he added a Light and changed it to ...
2
votes
0answers
247 views

Faking HDRi Reflections with an orthographic camera

Is it possible to fake perspective reflections of a HRDi in a scene with an orthographic camera? As reflection rays are parallel on flat surfaces, every face of a glossy object has a uniform color ...
1
vote
1answer
568 views

What is indirect lighting and why do I have to bake it in EEVEE?

I have been using blender for a while .So I was wondering what indirect lighting in EEVEE was .Also I noticed that I can see the light produced by a lamp in rendered view without even baking it.What ...
1
vote
1answer
164 views

Shadows of small objects in Eevee

When I try to render close-ups of objects as small as a few cm in Eevee, I cannot get the shadows to work properly. With Cycles, everything is fine, and I can accept the difference in look between ...
1
vote
1answer
191 views

Converting mesh object to lamp shape

I have a simple scene here: I want to convert the scaled torus object to a lamp object. I don't want to use shaders because then it will only emit light from it's surface. I want it to be like an ...