Questions tagged [light]

Questions about light, lamps, lighting and lighting issues.

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Different light source settings when linking

I`ve been working with diferent scenes. Im working on a certain animation with eevee and i have a problem with linked light source (sun). The linked sun resets its shadow bias values to one making ...
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13 views

Rendered Tile artifacts on water surface (Cycles)

does anyone know how to get rid of tile artifacts on water surface in cycles? I have read somewhere that it may be caused by CPU rendering transmission glossy materials with other faces behind. My ...
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34 views

My Point Light is not working well

Actually, I was modelling a character and to get a look I put a Point Light but its not working well as you can see in the image. Please ,someone help me ,this is my first model to be completed that ...
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25 views

HDRI loads in Blender, but doesn't shade or change my buildings

So I'm a begginer so maybe I'm missing something but in the tutorials I've watched they load in the HDRI and the creation gets shaded and has reflections. When I do it the HDRI loads in and shows on ...
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17 views

Is there a way to see the lumens (or watt) emission value from a surface?

I would like to know some precise illumination values from a combination of light sources, so I am looking for a way to view the lumens values from a surface (for example a flat plane). Is there a way ...
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11 views

How do I edit an old dynamic sky with the Dynamic Sky Addon?

I created a sky using the Dynamic Sky addon. However, it seems like I must have accidentally created a new sky because in the addon panel it says to switch the World to Dynamic_2 (the one I have ...
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10 views

At some point, sunlight began to behave in an entirely wrong way, what is happening? (Cycles)

Heading Using Blender 2.9. I had been rendering a bunch of rooms for the past month and everything was going fine. Then, for some reason, indirect sun lighting simply refuses to work properly. This is ...
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23 views

Unwanted black lines

Can you help me by explaining how to get rid of those black lines in Blender? Thank you very much.
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1answer
23 views

Baking in Cycles ver 2.9 issues

Has anyone else had issues with baking a texture in cycles in the 2.9 version? Whenever I try to bake the texture, it crashes instantly. I tried it on a simple plane and cube thinking that my scene ...
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1answer
25 views

I deleted my light source… now my bakes look pitch black

If i remember correctly, if you deleted your only light source in a scene, blender would automatically light everything related to bakes as seen in the image below apparently, if you delete your only ...
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1answer
24 views

How can I hide source of spot lamp and keep the emission for the visible part

I want to make converge the lens of a modeled spotlight with a spot lamp. So as to match the diameter of the lens and the base the spot lamp, I moved the lamp further inside the object but then, I ...
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18 views

Denoise node causing object to turn black?

I have a log cabin scene, and the windows have a curtain object behind it that is see-through, and behind the curtain is an emission plane. I notice that when i render and use the denoise node in the ...
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46 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 ...
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1answer
22 views

IES light is reflected incorrectly in Cycles

I'm trying to use IES file which is 4FT light source and Cycles renders a reflection of it as a simple spot. If I try to use that IES on Area light instead of Point light to get an actual 4Ft ...
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1answer
57 views

Eevee. I'm getting this weird random light out of my model and also in the render

I'm new to blender i try to search online but i don't find any solution. So i randomly get this light emitting out of my model. can anyone help me please PS:Sorry for my mixed up english
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25 views

Need help on the pear materials and lights setup

As you can see, I am trying to make the image on the left looked like the one on the right. But the light and pear are way far from the goal. Can anyone help? Thanks a lot! This is the pear's ...
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21 views

Rendering problem

I have a problem with the rendering of my scene, instead of having a nice gradation as on the real time rendering, I have this result, with plain colors, it's very weird, I don't know the reason for ...
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28 views

Newbie - Can I make render nodes to make render look identical to viewport?

Good day, I'm a newbie, this is pretty much my first project. I made my animation with a light that goes over the youtube logo, I see it fine in viewport but the rendered version looks generic and is ...
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24 views

Hair particle system messes up scene lighting

When I add a hair particle system to my scene, almost all of the shadows disappear. I have experimented with multiple different systems and with linking/creating in the scene. I have attached a before/...
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19 views

How can i have sharp edge lighting in marmoset toolbag?

I have this piece in my scene that lighting is exactly what i want but in rendering it's goes blury. before rendereing: after rendering:
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2answers
60 views

Why am I unable to color my volumetric clouds white?

I am trying to render a cover of white clouds as seen from above. I am using the Principled Volume shader, using gradient and noise textures. It now looks as follows: However, the clouds are very ...
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32 views

Black areas in minecraft render when using Cycles

I've been doing some minecraft renders using Jmc2Obj and McPrep, and have encountered no issues up until this point. However, I think I accidentally changed something in the settings, and now there ...
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31 views

Changing the Preview Scene in the Mitsuba Plugin in Blender

I use Blender 2.69 and Mitsuba 0.5.0 and imported my Mitsuba Integration Plugin to Blender. When I want to see my materials and subsurface scattering effects in "Preview Scene", they don't ...
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1answer
38 views

How to cause the texture through the glass?

I would like to engrave some letter behind the glass, and then just put the light behind the glass to project the letter throughout the glass as a magnifier . I tried it by transparent shader ,but ...
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30 views

Problem opening hdri from hdri heaven

When i am loading hdri setup from hdri heaven, it is not showing up.
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1answer
20 views

Help regarding shadow/ reflection

I had posted here earlier and received some useful tips. However, I have one concern that is still bothering me. The shadow on this phase seems to be going from light to dark to light, along with a ...
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9 views

How can I make some shaders more sensitive to light than others?

I'm lighting my scene with an HDRI and a point light. I want some shaders to be more affected by the HDRI than others. As in, I want some shaders to be more sensitive to the HDRI and absorb more light ...
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11 views

OpenVDB Properties - How to disable “shadows”?

I know there is a lot of ways to disable shadows in different objects, but somehow when I import an OpenVDB smoke from a cache made with Blender 2.79, there is no option to change that. For this ...
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15 views

Blender model light flickering problem

hi i am trying to make a 3d animation with imported meshes. for some reason the light or shine on the model starts flickering in the the animation. the flicker only occurs in some places of the model ...
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18 views

Textures are lit even in a dark world without light

I've applied the Principled BSDF shader with a few texture maps onto a plane with world colour set to black. However, the texture is still evenly lit across the plane. I have done nothing else to the ...
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148 views

How to fix shadow terminator artifacts?

I am having issues with my scene. I created a sand dune sort of mesh and everything is all good. I add in an HDRI and then get this: As you can see, the sand has some sort of weird shading issue ...
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22 views

E-Cycles and Render Issues missing lights in render

I´m having some issues with a scene that I built in a regular version of Blender 2.83. This scene has a sun Lamp and a Point Lamp really simple setup. When I installed Ecycles, I moved the scene there,...
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34 views

What is causing the change in refraction with this glass?

I'm working on a render of a wine glass. I'm feeling pretty good about everything so far, but I can't seem to figure out how to adjust the geometry or material settings to solve the hard change in ...
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73 views

What causing these red shadows in Eevee? and how to fix it?

Hello, Please to meet you all, I'm a new blenderer just active 1,5 month ago and in fact this was my first time in 3D world (Covid19 made me learn this). I got this weird issues with EEVEE render ...
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20 views

Emission rendering for vfx

In rendering, I need to periodically get objects with their shadows or emission. A shadow can be made using a shadow catcher, but how do I get the ability to capture light reflections along with a ...
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15 views

How to make video react to emission objects in post?

I wanna do some vfx with explosions and stuff and i was wondering how i would go about making things like faces and bodies (moving objects that cant be projection mapped) light up in response to light ...
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27 views

Shadow catcher in EEVEE shadow not strong enough

I'm using EEVEE shadow catcher. I have an animation of a handle that I need to export having a shadow. When I export the PNG sequence The shadow is not there, although It does appear in preview ...
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1answer
22 views

Weird light fall of on spheres

I've been experimenting with making planets in Blender with Cycles. However, I've run into this strange issue that I'm not even sure if it is an issue with the way that light is falling off of a ...
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1answer
14 views

Both parts have emmision set only one shows it, though

This is a scene of a Camaro in an unlit environment. It's meant to be pitch-black until the keyframed emission material turns on. As you can see from the first image, the material shows in material ...
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17 views

How can I have an object not react to an hdri in eevee

I'm making a water animation with objects hovering above it. I have an hdri set up to give the water better color, but my object hovering above the water is too bright. Is there any way to have the ...
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32 views

Lights And Shadow Animation, lowering the opacity of a shadow

I'm doing an animation using EEVEE render,I set up 2 lights to my scene. Once the animation is exported, the drop shadow doesn't seem to intense. The reflections I like, giving it a realistic glare as ...
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18 views

Black patch in cycles render

I have been trying to remove this black patch for some time now but got no lead. I surfed the internet but couldn't find a thing about this. Please help!
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1answer
18 views

Perspective Camera does not change view when moved

I have a perspective camera, aligned with the model on the X Y Z axis but moved some distance away from the model in an attempt to fit the whole model in the camera view. But moving the camera does ...
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35 views

Look Dev Mode Transparent background

I'm trying to find a way to render my image in Look Dev mode with a transparent background if this is possible. I have tried to emulate the dev mode in view port shading, I added a HDRI image, lights, ...
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16 views

Why when the point light is moving with the animation the text is not so sharp?

When I hit play the point light is moving around the text the problem is when it's moving around the text the text is not so sharp when the light is lighting part of the text. If I pause the text at ...
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12 views

Eevee - Bake Lighting with Linked Objects

I'm trying to either retain the baked lighting / rebake lighting in a new project file with a linked scene. It seems Eevee does not interact with linked objects in regards to light baking. Is there a ...
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34 views

Light source reflection on metallic surface

In the picture, I have a spot light above the bed, but in the reflection, in the mirror, you can see a dot that's NOT what I want, does anyone know how you can get rid of that dot (the mirror is just ...
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15 views

Reddish areas in lightmap

I am trying to bake a lightmap in Blender 2.8. To archive this, I created a new UV layer and a new texture. I then baked a Diffuse Map (influenced by Direct and Indirect, not Color). However, I'm not ...
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12 views

Object reflects environment but not other objects?

I have a Principled BSDF object without roughness that reflects correctly the background texture but doesn't seem to reflect objects close to it. How could I solve this issue?
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42 views

Small lights as decals

I purchased decal machine recently and I've been playing around with this awesome tool. I'm a newbie and want to create small lights (for an instrument panel, like here: https://www.deviantart.com/...

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