Questions tagged [caustics]

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Trouble using the new shadow caustics in Blender 3.2

So I wanted to make something using the new shadow caustics in Blender 3.2 , like a plane with some random displacement on surface like procedural bubbles or a random height map but doing so the ...
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2 votes
0 answers
16 views

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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2 votes
0 answers
46 views

Fixing a shader that behaves differently (3.2a =>3.2b)

Basically, I've constructed a shader that I'm very happy with using blender-3.2.0-alpha+master.295d5c6ef5b9-windows.amd64-release. When I tried to import it into my ...
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0 votes
1 answer
146 views

Blender 3.1.2 M1 chip- Metal- GPU enabled- cycles on but NO CAUSTIC checkbox

According to tutorials with the uplisted settings I should have the opinion to see "caustics" checkboxes under object properties, but there are no caustic boxes. I use MacBook Air m1 chip ...
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4 votes
2 answers
1k views

Caustics options not show in 3.1 final

Caustics options not show in 3.1 final Trying to enable this. Every tutorials shows it up under lights, and object/shading. I am in Cycles. But still no option. Official release of blender 3.1. Any ...
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0 votes
0 answers
28 views

Why is my light path shader drawing these cross shapes?

I was trying to make a dispersive caustics shader in Cycles by making a rainbow-gradient glass shader and then mixing it with a normal white glass shader. I fiddled with the light path node for a ...
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-1 votes
1 answer
55 views

Denoised render's shadows too distorted without Indirect light clamping - too opaque with Indirect clamping. How do these interact? [duplicate]

You can read in my previous thread about my struggle with this part. I made a milestone just now, increasing Indirect clamp will remove the fireflies, however the shadows are now too opaque. Render ...
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  • 65
0 votes
0 answers
601 views

How do I make this iridescent wavey material?

I found this beautiful render consisting of different iridescent glass-like objects. While I understand how to generate this geometry, how would I go about generating this material? Is it in the ...
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0 answers
100 views

How to get more caustics

i was following Blender gurus most recent tutorial , and was working on a glass plane which had the following node setup This is exactly what blender guru had shown in the video and is showing ...
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1 vote
1 answer
585 views

Blender 2.8 and Caustics in YafaRay and POV

Hello dear Blenderheads, It's a very technical problem here: I'm working on a project and I need Caustics Looks like it's very hard to obtain good Caustics in Cycles due to the nature of the ...
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3 votes
1 answer
2k views

How to fake reflective caustics in Cycles?

I have learned how to fake refractive caustics, but I still want to know how to fake reflective ones. Like the ones in the picture. Is it the Light Path node?
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1 vote
0 answers
155 views

Glass / jelly material speckled with fireflies

I'm working on an animation where a cube of jelly falls from the sky (it's best not to think too hard about it). . Here's frame 45: There are loads of speckles, which I've learned are called "...
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11 votes
0 answers
15k views

Creating beautiful caustics in Cycles [duplicate]

After seeing the results obtained with LuxRender on this page, I was curious to try and reproduce beautiful caustics in Cycles such as these: I created a scene and added some lights, following the ...
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26 votes
4 answers
16k views

How to create and animate the water reflection (Caustics) on an object?

What is the best method to create this kind of reflection and how to animate it?
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