Questions tagged [light]

Questions about light, lamps, lighting and lighting issues.

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2
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1answer
503 views

How do I make the render lighting look like the materials preview lighting?

Before I put in "studio lighting" (I followed this simple studio lighting tutorial, with 1250W area lighting from top, left, right) the metal texture looked quite good, however, once rendered in ...
3
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0answers
32 views

How can I get shader node values based on object angle?

I'm trying to automatically change a blackbody's value based on a sunlamp's directional angle. When the sunlamp shines horizontal, I would like to have a minimum value represented in the shader ...
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0answers
39 views

Grainy lights in Blender Cycles [duplicate]

I have this night scene and it's pretty clear that something is not right. The lights are strange, like muffled, making everything grainy. Does anyone have an idea that can fix this?
5
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3answers
125 views

Correcting perspective distortion for an angeld projector (Keystone effect)

My goal is to create a realistic reproduction of a projector mounted on the ceiling. So far I can reproduce a projector that is projecting straight. But I cannot wrap my head around how to correct ...
0
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0answers
23 views

Light emitting object

Is there any way to replicate the image in eevee? I have tried the emission node or even placing some hidden lights but I just can't get the light to behave how I want it to. On cycles it looks ...
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0answers
29 views

Any way or workaround to hide the light gizmo without removing emission?

So there's this artifact of sorts that's just that extremely bright spotlamp gizmo, is there any way I can hide or dampen that? Would volumetrics work or make it worse?
1
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1answer
19 views

Removing reflection/shade

How should I remove the shade from that part of object?I've connected 2 edges, and that's how I got that part, but the shade annoys me, and I want it to delete. How can I do that?
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1answer
26 views

Problems with compositing and Shading settings

There is a problem setting up the shadow of my CGI model that I want to add to the camera image on the compositing screen. I can’t intervene in the shadows. In the tutorial I watched (https://youtu.be/...
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0answers
14 views

How to make an object emit light that also iluminates other objects? [duplicate]

I have multiple problems. I wan the wing to emit light. But it doesn't iluminate the body at all. Also is there a way to make the colours visable when it emits light (or only make the parts that aren'...
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0answers
19 views

Denoising in Blender Internal? (2.79)

Is there a way to apply denoising in the Internal render with Ambient Occlusion active?
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0answers
25 views

Darken a shadow on a shadow catcher without changing the light on the object casting it? (Blender Cycles 2.81)

I am making a very short video in which a miniature dalek model (https://www.blendswap.com/blend/6326) goes around my table, and I made a shadow catcher plane, and I wanted to make the shadow brighter ...
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2answers
26 views

Make objects reflect from separate view layer 2.8

My last post of this was marked as a duplicate for glass shaders. I want to make explicitly clear, I am NOT asking for glass shaders. I'm doing a bit of archviz for a buddy's bathroom remodel, and I ...
1
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1answer
129 views

Eevee bloom effect covers my texture as camera gets further away from the object

I have a star mesh that has a Texture on it for the mouth, which is just a black curve for a smile. The star's material has a translucent shader and the star has a light inside it, creating a glow ...
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0answers
18 views

Why does it look like dead pixels when I turn on light scene

I use a laptop no graphics card specifically the Asus Vivobook MA203 2.It only happens when I turn on light scene It might be caused by bad internet The blender version is the 64 bit windows version 2....
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0answers
27 views

How to preview an animation without rendering?

The object scene presents a city, the sun, buildings with the particle modifier to create floating building debris, and a tracking shot of a video camera passing through the city. Now, is it possible ...
1
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1answer
32 views

Blender rendering black screen when light out of interior

I'm pretty new to blender and for starting wanted to create my room. I just wanted to make render in middle of work to see how is it look like without noise and all that laggy stuff. I started it and ...
3
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1answer
50 views

Is it possible to get this glossy shiny texture?

I'm still learning to use blender 2.8 during my internship. My supervisor have give me a task to make intro video and ask me to get this kind of texture. I have follow many tutorial on youtube but I ...
3
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1answer
35 views

What is the meaning of the strength of the sun lamp?

all other lamp types in blender uses a physical unit to define strength but the sun lamp has a unit less strength value.So what is the unit of the sun lamp strength if it has or if it is relative what ...
0
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0answers
28 views

Make mesh faces emit volumetric light?

So, I've essentially got a character with a part of their body that emits light. I've created an emission map and hooked it into the principled BSDF's emission option. In a totally dark scene, these ...
1
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0answers
190 views

coffee cup tutorial has too strong reflections

I've seen this question asked before but the answers don't solve the issue. I'm doing a blender tutorial by Blender Guru involving a coffee cup and donut. Part 4, Level 3: Realistic Liquid - Blender ...
1
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1answer
33 views

Shadows settings not showing on my light

So I'm watching Blender Guru on the donut stuff on Blender 2.8 and he clicks on his light but my settings aren't the same as his.
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0answers
25 views

Cycles render preview light different than final render

In the viewport the lights of the lamp look a lot brighter (3 lights in it, each about 2000w) The only other emitters are the hdri on very low and the buildings (also very low). all objects are ...
0
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0answers
34 views

How to calculate illuminated surface area (not whole) of a mesh that has light shining on it?

I want to represent a 3D mesh object which is cylindrical and has pores of different sizes on/in it. One or more lamps are shining on it. What I want to find out is the surface area that is ...
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0answers
25 views

Jagged black parts of mesh only at certain angles

I'm not sure how to deal with this issue I'm facing. I'm quite new but I've researched this issue and I've tried deleting doubles (merge by distance) and I've tried to recalculate normals but none of ...
2
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1answer
154 views

Volumetric light without fog

I'm using blender 2.8. I was wondering is there any way to create volumetric light without fog (or just a little bit) ? There are some tutorials on Youtube but almost all of them are creating ...
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0answers
58 views

Alpha Emission in Cycles

it's my first time posting :) I have a question about increasing the brightness emission of an alpha channel using the cycles renderer. I have tried different nodes (including the math node) to ...
1
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1answer
222 views

IES lights in Blender 2.82

Since Blender 2.8 there is the built-in feature to use IES-files for realistic lighting. In 2.80 you could just select a point light source, click on "Use Nodes" and add an IES-texture node in the ...
1
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1answer
49 views

How can I light an object for a turntable animation?

I need to make a turntable animation for an object, but I am not sure how to light it to get a consistent light all around? What is the best way to approach this?
1
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1answer
31 views

Lamp energy in BGE does not get higher than 10!

Using Blender 2.69. Trying to control lamp strength by setting "own.energy += 1;" in controller script and printing own.energy to console. It works insofar as I can see the lamp changing strength in ...
1
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1answer
48 views

Blender texturing effects

I would like to create in blender of animations light on the walls of a cube of rubik, for example illuminate a cube of one of the many faces at the time of a rotation. And I would like to use this ...
7
votes
1answer
580 views

Shadow Incorrect at Bottom of Edge

In the images below, I have a cube that is sticking up about two thirds through a plane. But, despite the fact that the cube is not hovering over the plane, the shadow seems to indicate otherwise. How ...
0
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0answers
18 views

How to adjust lights so there is no difference of brightness in the original image and rendered image plane?

https://youtu.be/K3lfNXAZblA?t=1277 I am trying to follow this tutorial but feature of adding scene in video editor is removed in latest blender version. So now it very difficult to make sure there ...
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0answers
9 views

Light in Viewport [duplicate]

I am using Blender 2.82 and while viewing a tutorial, I deleted the light in my viewport. When I tried to re-add the light, I couldn't get the standard light back, so my work does not match the ...
5
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2answers
833 views

Chrome Reflections On Flat Surfaces

I've set up my scene, and both objects have the exact same material applied to them. I understand that the monkey object has lots of curves therefor the light and world scene is bouncing lights and ...
1
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1answer
65 views

How can I get a tinted highlight without tinting the entire piece?

I want to give my highlights a little more color, such as in this image: But using an environment map gives me pretty flat colors: Is there a way to get this greater hue range, especially if I can ...
1
vote
1answer
29 views

Is it possible to have a node value correspond to how much light is hitting that pixel? [duplicate]

The puzzle I'm facing comes from when I was participating in Nodevember, so although I can think of ways to manage this by using baked image sequences or sync'ing up a mask to roughly match the ...
1
vote
1answer
123 views

How to create a superior mirage in blender

I'd like to create a Superior Mirage. Where by looking at object A, i can see object B, which is hidden behind it, as a reflection above A. What Wikipedia says about it. Other images from Google. Q: ...
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0answers
62 views

Convert world.light_settings to Blender 2.8 (bpy)

I'm trying to fix: ...
2
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1answer
23 views

blender “Align selected light to view”? Similar to Maya

Blender 2.82 Is there an equivelent to "Align selected light to view"? Similar to how Maya allows to look through a light to focus on the object. If not, what are the steps to to this?
2
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1answer
32 views

Light source automatically fitting to object

I want to setup a light source that is automatically fitting to the loaded object. Either by a script or by maybe setting it in a way that it works great for every object that might get loaded (maybe ...
1
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0answers
78 views

I want to download new update of Blender but I don't want to lose my projects. What is the procedure?

Title says it all. I want to download new update of Blender but I don't want to lose my projects.
1
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0answers
23 views

How to change the shape of a spotlight in Eevee? [duplicate]

I am trying to make a spotlight project a square onto the wall in Eevee, but I can't find an easy way to do it. Right now I kinda have a jimmy-rig where I made a cube and put a square-shaped hole in ...
0
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1answer
65 views

Scene color/contrast changes based on camera perspective

I have a multi-camera setup for viewing the scene at different perspectives. The top perspective view looks correct but my straight on view looks washed out without changing any of the settings. The ...
1
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1answer
179 views

Why can't I see the light source directly?

I don't understand why I don't see the direct light from light sources. Is there an option to show it? I can't find.
0
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0answers
152 views

Bloom doesn't show in the render but it is visible in the viewport, why?

The bloom from the plane can be seen here in the viewport But after it is rendered, it disappears. I'm using Eevee and Blender 2.82 Here is the .Blend file
0
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1answer
390 views

Set light color from python script

I would like to specify the color of a light that I add using a python script launched from the command line: blender --python script.py The script: ...
0
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0answers
10 views

Text and mesh turning black after rendering but not in render view mode

When I look at my scene in render view mode everything is ok, but when I actually render it it all turns black. I've tried everything, i believe it's something in the render settings itself, since it'...
1
vote
1answer
53 views

How to hide light shape source through transparent window in Cycles?

Shape of area light becomes visible through the transparent window in Blender Cycles. I would like to keep the lighting effects, but hide the source shape. On 1st screen: we can see the steam and ...
1
vote
1answer
52 views

Object in Cycles is getting illuminated but stays black in Eevee

I am working on a space scene using a 3D model of a starbase that I downloaded online. There's a sun in the scene that illuminates the starbase. The starbase gets illuminated in Cycles, but when I ...
2
votes
1answer
67 views

Transparency removes glow effect

Hi I am trying to render my Picture with glow on a transparent Background. I dont get why it does not work. If i set up any background the glow effects works, if i make the Background transparent it ...

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