Linked Questions

47
votes
6answers
42k views

How to illuminate the darkness inside glass objects in Cycles?

My model has a clear plastic (or glass) dome with objects inside. The objects appear dark. I've tried the glass shader with color 100% RGB, with very small IOR, and using just a refraction shader. ...
2
votes
1answer
2k views

Light not going through the glass in the window [duplicate]

I am having a problem with lighting my room with the sun. I don't think its a problem with my window but just in case I put the node group. No matter how much strength I put on it doesn't light up ...
2
votes
0answers
437 views

light not passing through window [duplicate]

I modeled my room using an Add-on called Archimesh to make more easily windows doors and so on when I finally modeled the room and rendered it I faced 2 problems which are: I added a sunlight that ...
1
vote
2answers
266 views

How emission works [duplicate]

I want to know how an emission light works. I have a small room, A window and a sphere as light. I want the light from inside to pass through the transparent glass window and the light from the ...
0
votes
1answer
131 views

Why no light travelling inside the window [duplicate]

I have made a simple model with the window with archimesh addon. With the window material i have set to travel the light inside. But no light travel inside through the window What is missing the ...
0
votes
0answers
57 views

Bathroom Lit only from the Window - Too Dark [duplicate]

So my idea was to build a bathroom that is lit only by its window, so I put it together and tried it out, but it didn't come out as I was expecting to, of course I'm a newbie at blender so I thought I ...
1
vote
1answer
5k views

lighting problems, sun isn't working on render [duplicate]

I am trying to create an indoor enviroment. I made two windows, added a sun and rotated it so that it could go throug the window and lighten the sofa and part of the wall. But I don't see the sun ...
2
votes
1answer
9k views

Why is there no light passing through the window? [duplicate]

I have attached a screen shot of no light passing through the window. The light strength is high, and the glass material I think is good. Why is there not a pinch of light passing or traveling inside ...
3
votes
2answers
932 views

Which glass shader is physically correct?

Maybe I should of titled this, "which way is MORE physically correct". I understand adding the light path node breaks the physically correct part. I am messing around with glass shaders and have ...
4
votes
1answer
2k views

Volumetric Lighting not showing very well

I'm making an old dusty attic render and I've come across a bit of a problem. (Or several) I'm using 300 samples and the Denoiser, and as you can see in the following picture the rays are not showing ...
4
votes
2answers
673 views

required amount of light is not coming inside the room

I have a bedroom scene in which there are two doors and two windows. Even Using portals doesn't give me results what is in my mind. I need illuminated inside scene. When both of the windows are open ...
2
votes
2answers
546 views

I have an undesirable black area on my glass shader/object [duplicate]

(Using Principled BDSF) I'm aware that glasses are naturally going to have a bit of black anyway, and I have no problem with the black sections around the base of the main section and the beginning ...
0
votes
0answers
821 views

Glass causes noise?

I've been fighting with noise in my render. For draft renders I clamp the AO bounces in simplify, which clobbers the noise, but also the shadows. And I don't like that. So for a final render I want to ...
0
votes
0answers
732 views

HDRI background image won't show behind glass and artificial area light

i have an interior scene replicated from photo reference as a way to practise blender. this scene has sun, artificial area lights to help lighting the interior. and a HDR image to get something as a ...
0
votes
1answer
415 views

Reflective and transparent material on poster

I'm doing an interior scene and on one of the walls, I have a poster with a thin fram around it. To make it a little bit more realistic, I want to create a material just like a thin and transparent ...

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