Questions tagged [lighting]

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21
votes
1answer
38k 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 ...
20
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 ...
9
votes
2answers
1k 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
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 ...
9
votes
2answers
463 views

Identify difference in lighting between sheep it and local render in these two images

This image is the result of the exact same file, one rendered on my computer and the other on sheep-it. The quality of lighting in the sheep-it version is superior, but I cannot understand what it ...
8
votes
4answers
7k 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 ...
8
votes
1answer
2k 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 ...
8
votes
1answer
3k views

Edit multiple Lights

Is it possible to edit multiple lights? For example I have 8 lights. 4 of them need to be red and the others green. Now when I change settings of one of the lamp's color or strength value, the others ...
7
votes
1answer
3k 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 ...
7
votes
2answers
1k views

Modify light range with nodes

I can make a light not illuminate things further away than a set distance, using the attached node setup. Is there a way to refine this setup so that the light intensity can be controlled between the ...
7
votes
1answer
668 views

How can I render Volume Scattering on all my layers?

I have an interior scene in witch I want to have atmospheric falloff (dust effect). I've created an object that contains my room and I gave it a volume scatter shader (I'm working in Cycles). The ...
6
votes
1answer
3k 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 ...
6
votes
1answer
16k views

How to add lamps?

Day 3 Blender super noob. I'm following this tutorial, trying to make a mushroom, and all's been fine until it's asking me to put a lamp in the scene where there is no option to. I've looked around ...
6
votes
1answer
273 views

How can I get a shape with a emission node to be brighter in the center?

How to achieve similar effect with cycles in Blender - I mean stronger emission I middle and little darker on edges? I've tried to work with gradient nod but without success...
5
votes
1answer
669 views

Focused Gaussian beam going through a plane

I try to create a focused Gaussian beam which is going through the focal plane. So far I tried a Volume scatter with a lot of lamps in the middle, which completely failed. For the second try I ...
5
votes
2answers
4k 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 ...
5
votes
1answer
3k 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.
5
votes
2answers
3k views

Diffusing/softening Lights in Cycles

I'm coming from photography. So: I made a champaign bottle in 2.78 with a fine shader, now I need those light's reflections in the glass to become nice and soft. I set up 2 "strip lights" (emitting ...
5
votes
2answers
854 views

How do I calibrate exposure to match a gray scale?

EDIT: I need to clarify the question. Kodak sells A gray scale card. It is used to calibrate B&W filming. Film stock exposure is measured with a densitometer. If the film has been properly ...
5
votes
2answers
203 views

Create Sinosoidal Fringe Projection with blender… not everything by hand possible?

i am using blender to create optical settings for my work as an engineer in applied optics. I would like to create a lighting with simulates a display which projects a sinusoidal fringe pattern. I am ...
4
votes
1answer
2k views

What is causing this model to be “shiny” in Object mode?

The lower/larger cube is "shiny." The smaller cube on top is not. Materials do not seem to be making a difference. Normals appear to be facing outward as well. What could be causing this?
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 ...
4
votes
1answer
1k 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 ...
4
votes
1answer
2k views

Is it possible to edit the size of a Sun lamp in Blender 2.8

I've noticed upon switching the lamp types in the new release candidate for Blender 2.8, that the size property for the Sun type is missing. Is that feature removed?
4
votes
1answer
6k views

How to make fog in Blender

I want to create a scene with some fog. I need the fog to get stronger the further form the camera it is. I already have volumetric lights in the scene, but thats not good enough. The result should ...
4
votes
1answer
535 views

How do I make volumetric light fade to nothing

I'm trying to make some beams coming out of the headlights to give the render a bit of atmosphere but I only want it to come out the headlights so I created an area in which to do so but it fades from ...
4
votes
1answer
62 views

Look through 2 different cameras in 2 different viewport?

I want one viewport viewing through one camera and another viewport viewing my scene through another camera. How can I do that? Right now Blender will switch both viewports to active cameras. I need ...
4
votes
2answers
532 views

Restrict HDRI Lighting to affecting certain places

I have a small question. I was trying to get the hdri lighting only through the windows. As you can see, my model has one side of its face open and I don't want the hdri lighting to affect the open ...
4
votes
1answer
141 views

Lighting objects passing through a portal in Cycles

I've created a portal based on this method. Here's what it looks like: Light passing through the portal is not handled accurately; instead I've faked it by baking the light from the outside onto the ...
3
votes
1answer
1k views

How to make softer, more natural lighting?

I'm trying to recreate this image: This is what I have so far: The lighting doesn't look as soft and natural as the first picture. Lighting has always been that hurdle I can't jump across, but now ...
3
votes
2answers
2k 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
1k 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
118 views

How to make a lightspeed scene

I am trying to create a lightspeed scene just like this. I have tried using particle systems with motion blur, but i could never get it to look right. Let me know if you have any ideas.
3
votes
1answer
683 views

In eevee, the soft shadows of the sun have circular pattern artifacts

The angle value has been increased to get soft shadows with sun. As the rendering progresses, the shadows appear to spread smoothly, but soon there are circular pattern artifacts. This looks like a ...
3
votes
1answer
3k 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 ...
3
votes
1answer
54 views

Cycles render is too bright

I cannot seem to create a night time effect in a simple scene. Evee renders the scene as too dark and no matter what I do Cycles render is too bright. I have tried: 1) Disable all lights 2) Zero ...
3
votes
1answer
73 views

Weird glow in render

I've made a Yooka model from Yooka-Laylee as part of a college assignment, but I've noticed a weird glow either below the top lip or on top of the bottom lip. I'm currently using a Toon Shader and I'...
3
votes
1answer
343 views

How to make objects in foreground appear darker than the background?

I was watching Coco and there was a scene that reminded me of other previous shows/movies that had something like it. I was wondering how to make the foreground appear darker than the background, does ...
3
votes
1answer
126 views

Sun imitating partially cloudy sky

My scene is an exterior shot of a couple of industrial buildings. Is there a way to light my scene that implies the sky is partially cloudy? I don't need to show any cloud, just tweak the "Sun" so ...
3
votes
1answer
4k views

How to hide light object keeping the brightness alive? [duplicate]

How can i hide the plane keeping the brightness? OK i added a plane as emission light source, i dont want the plane to come in my scene, when i hide the plane brightness also disappears.
3
votes
1answer
190 views

Lighting requires extreme values (Blender 2.8)

I recently started learning Blender and been following one of Blenderguru's tutorials on lighting (found here) but for some reason my lights, using the exact same scene, requires extreme values to ...
3
votes
1answer
515 views

Cycles Render Lighting Glitch While Using Transparent Normals Map

i just have a question that i couldn't solve myself. The thing is i started to use substance designer and get my own custom textures from there, but the normal map it generates is transparent. I do ...
3
votes
1answer
508 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
98 views

Making realistic mold (fungus) in blender?

so i have been trying to make realistic mold in blender for quite a while, as seen in the image the approach i've taken is making 2 image planes, one with a blurred white fur like texture to simulate ...
3
votes
1answer
1k 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
1answer
453 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....
3
votes
0answers
28 views

Why is Eevee HDRI lighting much darker than Cycles?

I'm noticing a drastic lighting difference in the viewport when using an HDRI image and switching from Eevee Render to Cycles Render. Screenshot examples attached. (1st is Cycles, 2nd is Eevee, 3rd is ...
3
votes
0answers
38 views

Possible to give a shadow a different material?

Hello. Let say that in a this image, i'd like all shadows to be rendered as an red emissive material, is this possible in render ? procedurally, witouth any modifiers, just by the shader editor ?
3
votes
2answers
201 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
0answers
62 views

How to remove unwanted refraction (bent-straw illusion) from cycles material?

I am working on a render of Saturn as part of a scale model of the solar system, and have run into a problem with the transparency of the rings. I am using an alpha-mapped png image which seems to ...