Questions tagged [lighting]

Questions about using light objects (point, sun, spot, and area), the world object, and shader nodes that have emission properties (principled, principled volume, and emission)

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17 views

Broken scene/world lighting on shader to rgb material?

I've been playing around while following a guide to make a material that makes use of the shader to rgb node, and somehow the lighting is now either completely black or washed out when I switch from ...
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8 views

Use Sun Position to Drive Dynamic Sky

I'm really enjoying using the coordinate based Sun Position add on, but was wondering if it would be possible to connect it to Dynamic Sky. Currently, when I use Dynamic Sky and Sun Position together ...
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18 views

What is the most efficient way to match green screen footage to a Blender scene?

I have green screen footage I chroma keyed, color corrected, and exported in DaVinci Resolve. I matched it to a still image of a Blender scene (Cycles). When I import the footage into the actual ...
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1answer
39 views

Black background being affected by light source

I've encountered a weird problem lately, I have an object in the middle of the 3D space, and changed the background color of the viewport to black (#000) and use Cycles, the issue is that when ...
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1answer
41 views

Feather a plan edge which is used as shadow catcher

Hello Blender Guru Artists, I am facing a problem and need your expertise. I am using a plane right below my 3D model as a shadow catcher using Cycles rendering engine. The plane is casting the shadow ...
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22 views

How to insert natural lighting with different illuminance values through window inside a room in blender?

I have created a very simple model of a room with windows. I have calculated illuminance values for different walls, ceiling and floor of the room through mathematical formula. I want to display ...
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9 views

mantaflow explosion: need more light emitted, reduce graininess

I've been working on an image with a cannon firing, following a mantaflow explosion tutorial. I'm getting pretty excited with the results (see render image), but I need the explosion to emit more ...
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1answer
40 views

Lights not working

So the lights on my scene are not working at all, I point light, spot, sun, area nothing works I tried also changing the values and the radius of the lights not working at all scene light are also ...
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26 views

How to get the lights on edges

Im looking to get real world effect. I have attach this reference image what im looking for the final result. I tried to get it but did not get the result as per the reference images are. I cant get ...
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22 views

can someone help me with that weird glitch? [duplicate]

so i have been using blender since 2019, and i did stop working on it for a while, but when i came back to work again this glitch thing appeared. i did update it but nothing change, and i did deleted ...
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23 views

Problem projecting sun beams from inside an object

I am creating the Atlas relic from Rise of the Tomb Raider and my idea for the final result is to create an animation spinning while the lights are slowly flashing. I followed this tutorial to do the ...
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2answers
34 views

I have an ipad mock up however the screen is being bleached out, is there any way i can have the screen ignore the lighting i have on the file?

I have an iPad mockup however the screen is being bleached out, is there any way I can have the screen ignore the lighting I have on the file? Ive set the lighting up correct for the rest of the mock ...
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23 views

How to have an even light source?

I am trying to make a looped animation. I initially made a plane, duplicated it 3 times and laid it across. I rigged the camera to only roll within the confines of the first plane. It appears seamless ...
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43 views

How can I create a spotlight with image texture using eevee?

I´m making this question because I´ve been on a project and I´ve just been able to create a spotlight with image texture using cycles, but I´ve been using Eevee with all the project and I need to use ...
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2answers
49 views

Problems with sun lighting in eevee

I'm creating a small solar system where i would like to show the dark and the bright side of the the earth. My problem is that when i see the earth from behind, to show the dark side, there appears a ...
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1answer
24 views

the colour disappeared after split view

i was working on the donut tutorial in the part of material and lighting in "split view" and after i closed one screen the colour disappeared and i had left with just the black and white ...
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25 views

How to do the lighting Of this character as shown in the image

I have been trying to figure out for the pass two days how to use the lighting to achieve the character as shown in the image below, I tried changing textures, roughness etc but still failed ...
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22 views

Where do the differences between render and baked texture come from and how to minimize them?

I'm playing with baked textures and do not understand the lighting differences between a pure render and a render using pre-baked lighting. The setup is simple: cycles render of a cube on a plane ...
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10 views

Error: LightCache is too large and will not be saved to disk [eevee]

I've got an issue with my scene. I've got about 28 reflection cubemaps in my scene to follow my geometry. But after I tried to bake them, I got this error: So how can I fix this? Is there a limit in ...
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16 views

Can you use light paths to block a shadow of one object onto another?

I have a chandelier and I would like to block the shadows it casts against the wall behind it. i.e. So there is no shadow from the chandelier on the wall. However, I don't want to disable shadows ...
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23 views

How to choose the correct number of bounces in the light paths for photorealism? [duplicate]

I would like to know how the max bounce works in the scene settings, and how to set the values of the different parameters (diffuse, brightness, transparency, transmission, and volume) for ...
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2answers
61 views

Glossy, metallic donut in Cycles reflecting itself with very bright noise

I am trying to make a series of chains and metal fixtures with bearings on them in Blender 2.93, but whenever I use a glossy or principled shader (Metallic: 1, Roughness 0.2, everything else default), ...
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1answer
22 views

Pronounced color transition from light to shadow in cycles

I tried to achieve this effect in cycles for a long time. I tried to do it through subsurface scattering but after several attempts I gave up. today I saw this video and realized what needs to be done ...
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13 views

Extracting RGB values of an animated image texture to drive the colour of a light

I'm creating a 3D stage environment using Eevee and I really would like to project the light from the screen animation onto the audience so that as the colours intensify/change it looks more realistic....
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1answer
34 views

iGuzzini light IES file (E146.IES) is unable to light UP WITH any blender point, area, or spot light

I imported iGuzzini Light IES file E146.IES. But I can't get it to produce a light pattern with any blender point, area, or spot light. It sees that no spot light of iGuzzini site is unable to light ...
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1answer
25 views

How to remove IBL from scene

Was curious how one might go about NOT using an hdri and image based lighting in a scene. For example if you wanted to have a static value for an ambient light value and then use only direct lighting ...
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39 views

More complex shapes/beams of light

Hello fellow Blender users. Recently I work for a client that manufactures lights and I am making a video showcase of those lights. Today he asked me if it is possible to make a video sequence where ...
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20 views

Irradiance Volume Isn't Showing any Light Bounces [eevee]

I've got a scene with a bunch of geometry inside a building. https://imgur.com/a/wHVWWIO I have a sun lamp shining through the windows onto the boxes. I setup an irradiance volume like so. However ...
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1answer
28 views

Light effect on window

I am modelling a building and I am having a hard time getting light to shine through windows. This is the building - pay attention to the windows on the ground floor, specifically the ones on the ...
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1answer
33 views

How do I adjust the renderer to get the same result as on this sketchfab preview?

I'm trying to render this model in Blender 2.93, but my results are not the same as the original on the website. I've tried changing the lighting settings, with evee and cycles, but im not an expert ...
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3answers
124 views

How to access objects in Blender

I found this code I want to use: ...
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1answer
27 views

Weird distorsions in light when using denoise node [duplicate]

When using the denoising node I happen to have some distortions where the light bounces. When I increase the samples to 600 it's reduced but it still be noticeable. What may be causing this effect?
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39 views

Emboss this pattern and making it glow

Are booleans the best way to emboss this object into the cover? And how would one go about making it radiate with some god rays? It seems like volumetric lighting is what im looking for I just dont ...
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1answer
19 views

Volume Not Visible Against World Background

I can see the volume and distant haze in the viewport, but the render the volume is not visible against the black background, and nothing visible against the objects which look in constant haze. ...
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0answers
10 views

Baking lights onto base color for LOTS of objects in a scene

I have a scene that I'm going to be building that will have several trees, rocks, and palms. I'm building the scene for AR and want to optimize the scene by baking the lights onto the diffuse so I don'...
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3answers
36 views

Is there a way to use lighting in a scene with an image texture without changing any of the colors in the image? (Eevee)

I am new to Blender and I'm trying to put this thing into a video, but the final render in the video has different colors than the regular image because of a light source. Is there a rendering method ...
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0answers
39 views

Jagged shadow with custom toon shader

I'm trying to render (using EEVEE) a couple of objects with very simple toon shaders but I can't get the shadows right. I want hard shadows but right now they are all weird-shaped. Here is what I ...
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1answer
19 views

Plane is not reflecting object

I'm new to blender. I'm trying to reflect an object on a surface. Following this youtube tutorial I've added a plane with Glossy material and an object on top of it. But the object is not reflecting ...
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1answer
101 views

why is the shadow created with emission, how to fix it?

why is the shadow created? thanks a lot!!
2
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1answer
70 views

Dark glass with weird imperfections

I am following Blender Guru's donut & teacup tutorial and have gotten up to part 3 level 3 where I am starting to make my teacup transparent. After following all the steps in the video I am left ...
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0answers
20 views

I'm getting this lighting problem only on eevee, these are default settings and it happens on every save file [duplicate]

I've tried turning up max distance in cascaded shadow map, I have both scene lights and scene world ticked. Material for the cube and the plane is both default Principled BSDF.. If I had to guess, it ...
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1answer
54 views

blender 2.93 light will not work

my copy of blender is not working with light. i am taking a tutorial where you have to get the light to light a table. when ever i go to viewport shading my object turns A dark gray. ive tried ...
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1answer
54 views

How do I set all the faces on my mesh so they are the same shade?

I created this opening animation using blend keys. (viewport shading) When the animation opens up at the end I want all of the triangular faces to be shaded the same colour, as the mesh is now ...
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1answer
62 views

Problems with shading on curved surface

I'm having some problems with the shading on a curved surface on my model, in with the studio light with lines you can clearly see how the shading goes weird around the bend, I can't figure out how to ...
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0answers
21 views

Why doesn't light falloff in render match scene?

This is what I see in my Viewport Shading: But when rendered: If I move the light a little closer, without changing any other details, you can see that it suddenly works:
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1answer
80 views

HDRi and sun lamp vs Nishita sky texture

I would like to know is there any benefit to use Sky texture node / Nishita with a bg backdrop compared to a HDRi and binding sun lamp. Also if you use Sky texture is there any benefit to add Sun ...
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1answer
52 views

Flashes of light escaping through solid objects in rendered animation

Basically, a weird light speck tears through mesh every 10 or so frames of rendered material. Random, unphased by my bias settings (I was first having these issues with my emissive material + ...
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0answers
16 views

Light colour - Node Emision colour vs Light colour

Hi I'm using cycles and have noticed that when using nodes to control lights there are two different light colour inputs 1. The original light colour and 2. the emision light colour. Can anyone tell ...
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1answer
47 views

Shading issue with object

I have created an object, when I render it in EEVEE the shading looks decent but when I render it in Cycles it seems to have clear lines where the shading falls. I tried a shade transfer from another ...
2
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1answer
21 views

Exporting numerical shadow information

I'm very new to blender and I'd like to know if it's capable of what I require from it before investing my time into learning the programme, so any help is greatly appreciated! My problem as ...

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