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Hello!
Using v3, but v4 looks affected too.
Setup diagram, view from above.
![zlens-diagram](https://github.com/user-attachments/assets/86ba51e6-debc-4947-8941-ad011f19888a)
Focusing on blac…
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# Summary
I noticed some differences with the homogeneous mediums on some box slabs between the different integrators. (I admittedly can't remember if this is a known issue, but some quick searching …
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Self-explanatory.
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Hi. I wonder if this repo accept recommendation (or PR of some sort). I've built a Taichi-lang based renderer that supports multiple PBR features, from volumetric tracers, BDPT to transient radiance r…
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Hi,
Is there a way to record a path, traced in a drjit loop?
I want to implement a bdpt and want to record all the paths traced from the light as well as the view.
My idea was to have an array an…
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Thanks for making the code sample for BDPT. When I run the sample `bdpt02.py`, I see following image. I am not sure why it is not colored.
I understand that the sample only connects `s=1` and `t=1`.…
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here is the link below
https://www.pbr-book.org/3ed-2018/Light_Transport_III_Bidirectional_Methods/The_Path-Space_Measurement_Equation
I marked it with red lines,I don't know why AFilm is missing
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vcm
![image](https://github.com/yuphin/Lumen/assets/3808839/495f3f5f-54e0-43d5-b88d-2f2487d986dc)
bdpt
![image](https://github.com/yuphin/Lumen/assets/3808839/51eead5d-ffe1-4f38-b844-7ad2cabf89cd…
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Hello.
In new bsdf branch I have different result when I change integrator.
VCM
![image](https://github.com/yuphin/Lumen/assets/3808839/e4818688-f3fb-4e4c-85e7-73bcaef19cdc)
Path
![image](https…
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Hello.
I'm thinking of borrowing some pbrt code. However, I have a [suspicion](https://github.com/mmp/pbrt-v4/issues/395) that refraction implementation is faulty. Is my suspicion a result of my ig…