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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Is it possible to change the direction of shadows when using an HDRI for lighting without affecting the color?

I want to create 2 images with mirrored lighting. The direction of the shadows is not particularly important. It is only important that the second image casts a shadow that goes exactly into the ...
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Multiply all lights power values at once

So I'm looking for a way to select all my lights in my scene and multiply the power of them by 10000. They aren't linked as they will have different power and colour settings. I just need to change ...
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Lightening only specific objects [duplicate]

I want the lamp to light up only one object in my scene. How can I do it not affecting the others?
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3 votes
1 answer
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Same material is giving different shades in renderd view

I am having a strange problem and am unable to fix it. I am using the same material on two different parts of the car body but one material is showing up lighter than the other. the material looks ...
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2 votes
1 answer
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Object colour becomes pale inside a transparent object

i have a whiskey in a glass, and its showing as intended but when i tilt the camera angle to a certain angle, the whiskey inside became pale does anybody know whats causing this? i've tried adjusting ...
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5 votes
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How to make material that recieves shadows but has no self-shadows?

I am looking to create a stylized material that receives shadows from other materials, but has no self-shadow / shading. I created this image to communicate what I mean by self-shadow, the image on ...
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Lighting/Texture issue [closed]

I am using Blender Octane Render and am experiencing a lighting issue I cannot seem to fix. The top of my liquid remains white regardless of the changes I have tried. The top of my liquid is ...
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RBG light points out of nowhere [closed]

So basically I added 3 area lights with different values to create a smooth intensity change from side to side and there are those 3 weird points. They are different on each render, sometimes they don'...
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Sync up blender and 3ds max vray environment lighting

for a project, I would like to compare renderings from 3dsmax (rendered with vray) to blender renderings done in cycles. For lighting I use an environment texture (here in the example it's one from ...
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3 votes
1 answer
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Using multiple HDRIs when moving between rooms

I want to "walk" a rendered object from one room to another. I have filmed and tracked a background plate of the camera move and the room. The object contains reflective sections, and the ...
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How to create LED glass [duplicate]

I try to create glass with gradient glowing effect and glowing side face in blender. I've used various materials but can't get the desired effect. Please give me some suggestions.
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1 answer
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Can somebody explain the shadow setting?

The cube size, cascade size, high bit depth, soft shadow and threshold. Does putting the setting on the highest better? or it depends? its seems that i've tried to put the setting on the highest and ...
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1 answer
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How to properly use Cycles Light Groups?

Recently in Blender's new 3.2 updates, we got Light Groups, however, they are rather hard to use them without knowing what to do. How do the new Cycles Light Groups work, and how to use them?
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how can i lower my hdri lighting strength

how can I lower my hdri lighting strength to almost 0? I'm making a 1 shot timelapse style from daytime to night fall in one shot. I attached my shader web for my world shader.
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When I activate my scence lights my world lights (HDRI) no longer work

When I activate my scence lights my world lights (HDRI) no longer work, also when I disabled all light it works fine. when light enabled hdri doesn't work also outside] when scene light on hdri ...
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1 vote
1 answer
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Issues With Shadows

I'm making a character, but every time I put it in render mode no shadows pop up. I feel like this has a simple solution but I can't figure it out. Can someone please help?
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Weird glare effect

Whenever I attempt to implement glare in this planet scene, it creates odd effects as seen in the image. The black dot is a sphere with an emission material and the strength set to 1000. In front of ...
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2 votes
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How to intensify and edit glass caustics?

I am having trouble with my caustics - using 3.2 and they work fine. However they do not do the trick just right - I need the shadow of the glass to have much more of the light streaks, following the ...
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How do i edit the light spread on small scene? Or how do you increase the scale without ruining animation?

I made a small scene without realizing it. I already animate everything when i realized i made my scene too small, and now whenever i add light, it spread further than i wanted. what value do i edit ...
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i'm having a very complicated(by my standard) issue on baking

i want to bake a whole scene of multiple object, i'm having quite a few issue with this. first off this is my scene first issue, it has multiple object on it. do i have to bake every single one of ...
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1 vote
2 answers
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Blender Lighting / Light HDR - symmetrize / symmetry

there is any way to symmetrize the lights that are cast to object from HDR maps? I need to bake combined textures with symmetrize lights for mobile game.
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1 vote
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How would you get this light beam effect?

I need to create this kind of light beam style render and I was wondering if it was possible in Blender or if it should be done in post/AE. I tried different approaches but I'm not getting a good ...
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1 answer
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Eevee render lighting issue

been trying to do some product animation, and my issue is that my render is showing incorrect lighting that isn't similar to my view port, even with disabling the lights in renders, they're still ...
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2 votes
1 answer
30 views

How can I get the lightning in my scene closer to that in my reference?

I used a sun light to get the position of the shadows and the sharpness/smoothness of the shadows right. Then I used the sky texture with the sun intensity set to 0 and the strength set to 0.1 to get ...
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Volumes are not displayed correctly when point lights are activated in the scene?

On the right is the volume incl. nodetree, on the left are exactly these objects appended. On the right everything looks great, on the left it's broken and the cubes almost delete each other out. I ...
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1 vote
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Imported sketchfab model has no shadows in cycles, some do, some don't, seems to do with the shaders

I wonder if anyone can help me with this question. When I import certain models from sketchfab into blender, some respond to the light in cycles, while others do not cast a shadow. I saw that in the ...
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1 vote
1 answer
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Replace video content within a Blender animation in Other Video Editors

I'm using blender to composite a video within a spinning glass rectangle. Is there anyway I can render out the animation from Blender and replace the video content within AE, but still keep all the ...
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Why am I getting weird shadows on my Donut?

I get weird shadows. It was worse before, but I went into sculpt and smoothed the surfaces out, but these ones will not go away D: Btw this is only a problem in Cycles, but no Eevee
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2 votes
1 answer
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How do I make ambient light in building with sky?

I'm creating an abandoned factory/warehouse building, and I've run into a lighting problem. I've searched a lot on Blender SE for a solution, but none of the questions I found helped. This question ...
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Why is it whenever i render my object the shadows disappear?

Whenever I render my donut the shadows disapear, even when im in camera mode (ctrl+alt+0), but the shadows are casted just fine when I use viewport shading. (I'm completely new to blender)
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1 vote
1 answer
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Is there a way to make the world lighting effect certain object?

I set the world lighting to really dark, but still visible, because it fits with the environment that i want to portray, but the character themselves is too dark when its rendering, is there a way ...
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16 votes
1 answer
666 views

How to handle thousands of lights

I'm trying to create a night-time city in Blender 3.2. For streetlights I've tried two approaches with geometry nodes: Instance lots of balls with an emissive texture. Instance actual point lights. ...
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cycles light source multiplier factor

Hello blender community In eevee you can change how much a light source interacts withing the scene. For that you have multipliers for Diffuse, Specular and Volume. It looks like this: In cycles, ...
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Shading Artifacts while Using Normal Map?

I assigned a Quixel gross skin material to a model, and it seems the lighting gets messed up when I have the Normal map p[lugged in. The material looks fine if I unplug the normal map. The model isnt ...
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1 vote
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What does 18% gray mean in Blender

In photography there is thing called 18% gray, which as far as I have understand is a color on a "gray card", which reflects 18% of the incoming light and when telling the camera to expose ...
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1 vote
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How to make a part of a textured object go 'untextured' whenever that certain part is cast by shadow?

I'm trying to make an object wherein it has a textured part that goes untextured when that part is shadowed. Image example of the effect that I am trying to achieve. Thank you very much!
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Lights show in Cycles but not in Eevee for Windows laptop

I recently got a Windows HP laptop and am testing Blender on it. I've found that lights for my files don't appear in Eevee but they do appear in Cycles. Even after increasing the brightness for the ...
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1 vote
1 answer
43 views

Light source reflection is just a circle

So here I have my scene. The point light in the lamp looks great except for in the reflection, as you can see. I've tried to disable different visibility check boxes in the properties menu but that ...
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How to create some DMX(Concert beam lights) using geometry nodes? I create some stuffs using volumetric method but I am not happy with the results

This is a screenshot of my dmx project. This method is a volumetric method.
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Need help with illumination of screwed Bezier curves

I am trying to illuminate this screwed Bezier curve shape from the inside. It looks like the first picture from some angles, and the second picture from other angles. I want it to always look like the ...
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4 votes
2 answers
457 views

How to hide object in Render, but keep it's reflection

How to hide this plane which ring is laying on, but keep it's reflection and lighting on scene. Because if I hide it, light can't bounce of it and light the scene. Is it possible to hide it without ...
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Entire Scene is Covered in Light [duplicate]

So, I recently made a small forest model in Blender. After I finished the model I added a light source. However, the entire scene is covered with light. Changing the strength and position doesn't seem ...
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10 votes
1 answer
847 views

How can I visualize a negative energy source with Blender?

Imagine a light source from which light rays emanate in three-dimensional space. This is what Blender and any other program does in the case of ray tracing. These light rays hit objects and are partly ...
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Areas with no light in cycles engine (even with a light source right next to it) [duplicate]

So recently I've been trying to learn blender and came across an issue when following a tutorial. There seem to be black areas on the object no matter if I put a light in front of it or super far away....
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How do I make a black and white emitting light?

So, for a project I would like to make a low pressure sodium vapor lamp. In the video below it show a light that has such a specific wavelength of light that it makes everything look black and white. ...
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3 votes
2 answers
116 views

Constraint controlled reflective mesh

Is there a way to use constraints such that a mesh with reflective material will be at the correct angle to reflect light from a point source to a target object? Or if not with constraints, is there a ...
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41 views

How to make light only affect the roughness map?

I have two lights in my animation. I want one light to be by general light that affects the whole object. But I have a roughness map that I am using to make specific parts of my object shiny. What I ...
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How to fix volume emission passing through solid objects in Eevee?

I created a cone shaped volume and gave it an emission, but the emission is visible through the object that it is supposed to be emitted from which entirely ruins the effect. Any suggestions are ...
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1 answer
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Much more Noise in the whole scene with a Light Points?

i am currently working on a steampunk castle and have the problem that the entire picture becomes significantly noisier as soon as I put normal points of light in the lamps. I set the light points to ...
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1 vote
0 answers
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Lights appear more dominantly in cycles render vs cycles preview

There appears to be a discrepancy between my cycles preview render vs my cycles final render. My final render seems to have far more light present in the overall image than the preview. I have ensured ...
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