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Questions tagged [light]

Questions about light, lamps, lighting and lighting issues.

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2answers
87 views

Light turning on and off

I'm trying to make a little scene with a light turning off and on randomly, I tried adding a keyframe to the light power and applying a noise modifier. However the result is too "soft", I mean the ...
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1answer
25 views

Shadow darkness variations?

In my scene, I have one object that's casting a very pleasantly dark shadow (not too dark, not too bright), and on another object, the shadows seem to be much lighter... Is there anything I'm missing ...
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1answer
16 views

Object covering camera lense

In real life, when something is very close to the camera lense ,it will block the light , therefore the closests part of the object to the camera will leave dark areas,like this finger pushing ...
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1answer
16 views

Volumetric Scatter affected (Same file, different computers) CPU vs GPU

I've worked on a scene on my 2015 MacBook Pro and it looks great, but takes too long to render. I bought an RTX 2080 for my PC and the volumetric scatter is barely visible. Why is my RTX 2080 ...
0
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1answer
28 views

How to make light ray with Luxcore

I'm trying to make a realistic prism with Luxcore since yesterday but it's not really working, there's no ray! But I know that the prisme is working because if I put a plane in front of the prism I ...
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0answers
8 views

render problem with lightning

i have a problem with rendering light as when i use eevee i get smooth light but the object always get shadow as if the light is being casted from the camera not from the light which is inside the ...
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0answers
26 views

Rendering an object within another object

I have setup 2 spheres, and the purple one is inside the blue one. I thought by separating the 2 objects into different layers and adding a light to both those layers through a third layer would fix ...
1
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2answers
28 views

Light is not illuminating

I'm quite new to this but as I move the light around, it's not illuminating anything. The light is shown as below. As you can see it's all dark. The file is https://drive.google.com/drive/u/0/...
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0answers
26 views

Gloss independent from material color

I got basic object with basic purple/yellow material, and two colored light sources. The problem is: The gloss from the light color is affected by material color. Purple + orange, gives blue. Yellow + ...
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0answers
20 views

Unique light techniques needed for an animated music video in Blender 2.8

I'm working on an AMV in Blender 2.8 and I want a special form of lighting for certain lows and highs in the music track I'm using. Shown below is a concept created in Adobe Animate CC. Light ...
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0answers
26 views

My Stuff Won't Show

I'm a bit new to unity and yesterday I had a background image, lighting, etc done. It's all still there but I can't see it in my layout tab. My water is still shaded but only when in shading tab, my ...
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1answer
20 views

How to achieve multiple emission color on one mesh..?

I tried a color ramp node but its not working i also tried to mix two emission shader with mix node but result is not desired.. Like in the image
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0answers
15 views

How can I set up light on cycles to accurately pass through multiple panels of glass?

Im trying to make a small cafe scene with a patisserie display in it. It takes place at night and one of the aspects I wanted to explore was to have it as bright fluorescent spot on the final render. ...
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0answers
26 views

How do I get black to stay black?

My intent is to have a black letter on a bright white background. I have played around with lighting, roughness, etc but I just can't get the clean colors I want - just these different shades of grey....
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1answer
31 views

Use HDRI without lighting the scene?

How do I use a world HDRI without lighting the scene? I only want it to appear in reflections (and maybe the background - not sure yet), but I want to manually light the scene with light objects. This ...
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0answers
33 views

Problem with color background in the render

I have a scene with a sunlight and a color background, but when I render the scene I have a blue scene. Its is who the light sun was blue, but the light in the preferences is white. I rendered the ...
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1answer
26 views

World colour is creating some fog like effect in eevee

I've been using blender internal for most of my projects. I got a project done in internal into EEVEE and the world colour created some fog like effect on the screen depicted below: The weird thing ...
2
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1answer
40 views

Can smoke receive shadows in Eevee on 2.8?

I have a shot with an object in silhouette against a spotlight with volumetric lighting and a smoke simulation. With Eevee is there a way to have the smoke simulation receive the shadow of an object ...
1
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2answers
33 views

Light trough the object on render

I have lamp model and point light inside of it. You can see lights on preview, but i can't see the lights on render. How to make them glow correctly?
0
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1answer
30 views

Blender Render Too Dark

I am fairly new to blender, so bare with me, please. :-) I think I made a total mess trying to solve my problem, that is, as follows: My blender scene, containting 3 objects, everyone of them out of ...
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0answers
19 views

manipulate light reflection

my problem is that I want disable one of (in my exaple) two light reflection for one object, but the same lights should reflect on other objects. So in my example, I want that the red emission plane ...
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0answers
29 views

Why does my Look Dev Mode look completely glitched?

Today marks my first day's experience with blender. Complete newbie here. I've been following a tutorial on building simple characters and getting familiar with the work space. I noticed something ...
0
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1answer
32 views

Adding lights to selected objects with python?

I'm working in Blender 2.8 and I'm new to python and scripting in general. I have a file that contains multiple lighting fixtures (100+). I'm trying to write a script that will add a spot light to ...
0
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1answer
14 views

Constant light intensity in render

I have a question about rendering. I have a simple render, object in front of direct light and camera. I have simple turnaround and I would like to have constant light intensity on the object. So far ...
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0answers
30 views

How to manipulate how bright an object is based on how much light hits it

Ok so I've been working on this scene with a bunch of flyers on a wall: The problem is that the flyers on the wall under the main lightsource feel a little too dim, they should definitly be catching ...
0
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1answer
16 views

Grayed out appended Hemi lamps from older blender with odd behavior

I'm new to blender and 3d rendering in general so the answer to this may be obvious but I could not find an answer online wherever I looked. I appended a satellite from one of NASA's blender files ...
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1answer
34 views

Blender 2.8 - Moving Light Inside of an Object [duplicate]

I have a light inside of a wire (simple bezier curve) in Blender 2.8 and I'm wondering how I can get it to animate and move inside of the wire curve? I'd like it to follow all the curves and loops of ...
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0answers
12 views

Does Eevee fire simulation emit light?

I'm just picking up on how to create fire in Eevee, and my first results have been lacking. I'm using the Fire + Smoke sim, and I've got pretty large flames--will they emit light by default? Like, ...
2
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1answer
34 views

Light going trough wall?

So i started just recently learning Blender so keep that in mind. Im modeling a house and in Evee rendered mode seems like light is coming in where my two walls meet.I checked for double edges, ...
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0answers
25 views

Shading/Light problem on project

I have made this well but it doesn't look very real and I think because of the shading. Can anyone help to add more shading to the bottom of the support beam and the base of the bricks? I have linked ...
1
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0answers
25 views

Making Light Visible To Camera [duplicate]

I read in a recent post that you can simulate a light being visible to the camera by adding an object and using the following node setup: It works as intended, but creates jagged edges: There is a ...
0
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1answer
26 views

Lighting not working/Final Render is is not lit

I'm trying to make a sword with a heavy amount of refelction (seen below) but when I try to, it doesn't seem to react at all in the final render. It just looks like clay. I put a spot light above it ...
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1answer
36 views

How to change Sun strength/specular/angle value via python without using nodes? [duplicate]

I found bpy.types.SunLight(Light), but I don't know how to use it. Can someone explain please? I need to change some of the Sun's settings (strength/specular/...
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0answers
32 views

Blender 2.8 make objects unaffected by light

I created this scene by placing lights on each corner of the octahedron. Obviously the rest of my objects in the scene now reflect the lights. Is there a way to exclude objects in Blender 2.8 from ...
0
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1answer
33 views

Make Cartoon-like car headlight light

I want to make the light appear on the floor in a defined oval shape, without any scattering but be translucent anyway. kind of like this picture, but appearing only on the ground maybe. This is part ...
1
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1answer
33 views

Pixelated light cone near source with Eevee

In my renders with Eevee, I'm getting pixelation of the light cone near the light source. What settings do I need to adjust to fix this please?
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1answer
36 views

One side of my mesh is completely dark and isn't being affected by lighting

I'm following the Blender Guru Tutorial for the anvil and I'm currently stuck on why this issue is occurring. I had added the HDR lighting to my render when I noticed that one side of my anvil was ...
0
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1answer
26 views

My image look changes when i modify the render resolution

If i render my scene in 1280x720 it looks ok but whe i increase the resolution to 2560x1440 the ground looks darker . I only changed the resolution,nothing more: The first image was a test and the ...
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0answers
25 views

Replicating “Texture” Viewport Shading?

First post! I'm not new to Blender, but I am completely new to lighting in it. I'd like to have pretty much this exact lighting while it's in Texture mode: But when I actually add a light, (There ...
2
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0answers
36 views

What are the correct texture coordinates for a lamp projecting an image?

I have studied the answers to @Duarte's question here, and can't get any of the driverless answers to work, either in recent 2.79, or 2.8. This was after trying my own set-up with a 0-sized point/...
0
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1answer
44 views

Can you make a texture glow without it emitting light?

this might be a bit of a strange question, but basically I want to have part of a texture be bright even when in shadow but I don't actually want it to emit any light that will then interact with any ...
0
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1answer
33 views

No light sources but object illuminated

My set has no light sources and no environment maps, resulting in black background - however, the objects are still illuminated. Have I enabled some obscure setting by mistake? PS. This is in Cycles. ...
4
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2answers
427 views

How do I make an object cast shadows but be invisible in the render?

I want an object to affect light (cast shadows) but I don't want it to be visible in the image. There should be a way to do this?
1
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0answers
51 views

Can't find Use Nodes in Light settings?

Just started blender, following the donut tutorial. Using Blender 2.8. made another donut to practice, when adding Lights I can't find the 'Use Nodes' in the Light settings. Some help would be ...
0
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1answer
39 views

Spotlight cone has a black frame in all views

I'm using Blender 2.8, using the Eevee render. I have added a spotlight. The cone and the 'light bulb' show as black lines in any view, it's a bit like a wireframe. Any idea how to get rid of these ...
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0answers
40 views

Red/green border on object

When I turn the view into "render preview", I get this weird red/green border Even after opening a new project and loading factory settings I can't get rid of it. Thanks,
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0answers
11 views

Baked and rendered have different shadows

My scene have only one light, i turned off cast shadow of that light. In live render, there is no shadow, but shadows apprear in baked. Live Render Baked
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0answers
25 views

the light doesnt bonces

the sunlight doesn't bounce like expected, don't matter what I do, false-color don't get that red to make it look like day, and the light lose strength fast, the room dont look like its geting light, ...
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1answer
96 views

Sun is not casting shadows

I am at the very beginning of my blender journey, so dont judge me xD i have tried this very basic model of a apartment like room. I am using eevee and i have 2 questions. First im wondering why my ...
1
vote
1answer
89 views

Understanding light power values

On Blender 2.80, lights (other than the sun) have various options for their strength. By default there is Power, measured in Watts, and a color option. If you enable "Use Nodes" you also get a generic ...