Questions tagged [lighting]

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265 questions with no upvoted or accepted answers
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4
votes
0answers
112 views

Blender 2.81 Eevee lights clipping through objects when using volume shader

I want to use Eevee to render my animation in Blender 2.81. The animation involves lights behind/inside objects with one side open. When I add a cube to the scene with a Principled Volume shader in ...
3
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0answers
44 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
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0answers
117 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
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0answers
41 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
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0answers
111 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 ...
3
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0answers
600 views

Distance of HDRi backgrounds

Almost 90% of the time I light my scenes with an HDRi background. Is there a way to control the virtual distance of the background image so I can control bokeh and blurriness of the image when using ...
3
votes
1answer
330 views

Mesh emission strength to Area lamp strength

I've three emissive mesh planes in my scene which I'd like to convert to Area lamps. I've set my new Area lamps to use precisely the same size, location and strength as the planes were. But when I ...
2
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0answers
23 views

Excess noise in cycles render and odd denoising results

I'm trying to do some renders of a dark room, but there's quite a bit of noise despite me setting it to 128 samples. When the denoiser kicks in, it fixes the noise but makes the scene look completely ...
2
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0answers
24 views

Opaque Objects with Lighting

I currently have a model of an LED Light Ring, only the plastic piece on top of the LEDS can be transparent. All of the other parts have light coming through them, which is an issue. How do I make ...
2
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0answers
43 views

What's the shading algorithm behind Smooth Shading?

When I flip between flat and smooth shading, I see that the vertex normals flip between n vertices for n meeting faces and single (averaged) normal. Once the vertex normals are deduced, how're ...
2
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0answers
53 views

iridescent snake skin shader

I'm working on this snake and want it's skin to look like these reference images. This is what I got so far but I don't think this is the optimal way. Any suggestions? With iridescent shader from ...
2
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0answers
121 views

EEVEE bake indirect lighting for an animation

I am rendering an animation in EEVEE and I want the indirect lighting to be baked for every frame. This is because I want the scene to be lit up during the animation, and not preset. The first frame: ...
2
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0answers
43 views

OSL: HalfVector Question

EDIT: I pasted a copy of the code for convenience. I have a question about the halfway vector between the camera and light vectors giving odd results in my shader. I included screenshots of my OSL ...
2
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1answer
217 views

Clip Start and Clip end not showing in blender 2.81 for sun light

I am doing lighting in eevee by watching a tutorial. So in tutorial it shows that clip start and clip end for shadows in object data properties but mine is not showing. If there is any other way to do ...
2
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0answers
33 views

Lamp casting only on its own collection

Back in the 2.7x days, I seem to recall a feature for "this layer only," leaving lamps and things only affecting the layer they were on. In 2.8x, of course, layers have been replaced with collections....
2
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2answers
406 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&...
2
votes
1answer
176 views

Problem with fireflies and denoise on surfaces

Lately I have this problem with my renders when after rendering I get weird light effects (fiereflies) especially on walls that are just plain coloured. Like in this render ( It's closed room with 5 ...
2
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0answers
39 views

Render light reflection to overlay onto video

I am working on a stopmotion video, and I wanted to ad some Cg elements that we don't have because of budget reasons. Ambient lamps and other lighting objects. I roughly reconstructed the set that we ...
2
votes
1answer
1k 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
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2answers
217 views

Is it possible to use SSAO in Eevee without world lighting?

I'd love to use SSAO in eevee to just add a little depth to my scene, but I've created a studio-esque lighting set up, and as such need to keep the world lighting dark, only lighting my scene with ...
2
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0answers
3k 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
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0answers
126 views

Is there a way to use the handy clay render button in 2.79. But exept elements from this?

I want to render a room in clay. But also want to use an emission object in the scene, to light the scene. Is there a quick way to do this? Besides giving all things a clay material and expecting ...
2
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0answers
30 views

Gray-scale lighting from world, color lighting from fire

I have a project I am working on, it's a short animation about someone who is suffering from shock after witnessing their village being slaughtered. And I thought that it would be a really interesting ...
2
votes
1answer
381 views

Can I only Render light that psses through an object?

In the image below I would like only the light that passes through the sphere, in this case the bright dot in the center, to be visible. Is there a way to set this up in cycles? Thanks, Tyler
2
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0answers
943 views

Can’t find light in scene/why is it so bright?

Ok I have a scene that used to be a darker/less yellow world lighting before I started adding some lights/emissive planes. I wanted to go back to the lighting I had before, so I changed the world ...
2
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0answers
377 views

How to soften HDR shadow

So, I have an HDR file that is lighting my scene (https://hdrihaven.com/hdri/?c=skies&h=yellow_field this one, to be specific), but it's casting rather sharp shadows onto my scene. This is ...
2
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0answers
192 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 ...
2
votes
0answers
452 views

Lighting a room with true to life lamps

Ok, I know that this question must have been asked before, but I am having a hard time finding the right posts or finding an online tutorial which will help me get past this. Here goes: I am trying ...
2
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0answers
211 views

shape acquisition from structured light

I am working on 3D reconstruction using structured light technique. Can the hardware(consisting of camera,a projector) be simulated in blender to generate the light pattern and project it on the ...
2
votes
1answer
250 views

Cannot light portions of object with point light

I am setting up a simple scene with only a single object, a truck, and a point light. It seems that regardless of where I put the light, the hood (among other portions) of the truck won't be lit. Here'...
2
votes
4answers
384 views

Cycles rendering dim lighting

This has been going on for a while now but I just want to fix this. I have a nice bright scene in the viewport, but then when I render it, it looks way too dark. Here is the .blend https://drive....
2
votes
1answer
204 views

Measure light on surface

I'm pretty new with blender, I'm looking for a tool similar to this one for vray for 3ds max: https://www.chaosgroup.com/blog/how-to-set-up-lighting-analysis-in-v-ray-next I aim to make the lighting ...
1
vote
1answer
16 views

Make fresnel visible only from a side of the mesh in eevee

I used this fresnel setup on top of my shader to create a artificial rim light effect But of course fresnel is applied around the entire object, is there a way to control the sides of the object it ...
1
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0answers
32 views

How to make multiple light array objects follow curve path with rotation as well?

I was trying to array large amount of lamp posts across my scene with the lamp post being "face instancing" on a rectangle with array and curve modifiers. I want two light object located at each lamp,...
1
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0answers
14 views

How to setup Light Linking in blender 2.9 or 2.8x?

Coming from Maya background and a beginner in Blender 2.8x and 2.9. I have a set of objects in the scene file and created separate lights for each object. I want to link lights to those objects ...
1
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0answers
26 views

How do I create a Drag Strip Material?

So I´ve been trying for multiple hours now to create a drag strip material. But because im relatively unexperienced when it comes to complicated materials I was hoping maybe that someone here could ...
1
vote
1answer
20 views

Is it possible to render as it is displayed in Material Preview?

I am trying to render an image. When I am in Material preview, it displays the objects in the scene without any lighting or shadows. All that can be seen is the texture. When I render it however, what ...
1
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0answers
50 views

How to do the “light up the wireframe effect”

I want to make an effect similar to the one seen in this music video: https://www.youtube.com/watch?v=mrZC1Jcv0dw I want an object to be completely black and then animate it's wireframe lighting up. ...
1
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0answers
31 views

Is there a way i could speed up my work?

I'm macbook pro 18 user and complete beginner. I thought my computer can handle Blender 2.82 but I couldn't even add materials on my project. On view mode eevee works fine but on cycles it just stop ...
1
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0answers
40 views

Lighting isn't consistent on a flat surface on mesh

As the title says, when I am trying to render an object, in a border of two faces, lighting gets completely different and it gets a lot brighter. I think a picture explains it better so I just put it ...
1
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0answers
56 views

why in the shadow menu I only have a bias

![limited menu] When I click on my light then on shadow menu there is only have a bias. I am currently running blender 2.8 on windows 10 64 bit. Thank you in advance for all your help.
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0answers
153 views

light bleed on objects in eevee render engine on Blender 2.81a

in 2.80 there is an exponent and bleed bias slider on the shadow option on lights to get around the light bleed, but in 2.81a there isn't/missing and I'm having trouble on how to avoid/fix lights ...
1
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1answer
476 views

Where is Environmental Lighting in 2.8?

I took a break from Blender for a year or two, and now, after updating to 2.8, I can no longer find the Environmental Lighting setting that was in the World tab. Has this been removed, or displaced, ...
1
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0answers
13 views

No way to light a scene with selective lighting without using layers?

I am slowly switching to Blender from C4D, and so far, i am loving (specially the character animation part_ But I've been trying to find, for a very long time an easy way to light up a scene with ...
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0answers
34 views

Invisible / transparent source of light. How to turn on?

Something happened and the light source is no longer visible to me, how to make it visible again? Light falls, but the source is not visible. If you make an object and apply the emission shader - ...
1
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0answers
32 views

UV orientation affects shading

I would like to follow up on a previous question about UVs affecting shading in a weird way. I am in the process of exporting a scene to Unreal Engine 4 and stumble upon this issue as I baked the ...
1
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0answers
25 views

Light calculation issue

So I have tried so many things to get this blender denoiser to work properly on this image but I can't seem to figure it out. I am almost finished with this image but no matter how much I increase the ...
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0answers
46 views

How to model into a 2d image?

Ive been trying to figure out how one would start doing something like this If you didnt have a 3d scan of the model to work around, but only a 2d image of the person, how would you estimate ...
1
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0answers
27 views

Can anyone help me to set lights on my scene?

I am done my project with modeling and texturing.In this case this is Marantz Vintage amplifer, but problem is that because I don't have idea how I can set light on scene to look like commercial photo ...
1
vote
0answers
41 views

Point lights, not reflecting on ocean?

I have an ocean at night and would like to put lights shining across the waves or on them etc, but all lights work fine except the "point" lights that I am trying to use. Why would only point lights ...

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