I was working on a CG art project [1] where I wanted to render the final image using a real-world lens with lots of "swirly" bokeh [2], but the renderer I was u

I was working on a CG art project [1] where I wanted to render the final image using a real-world lens with lots of "swirly" bokeh [2], but the renderer I was using didn't have the ability to simulate real-world lenses. So, to finish the project, I had to write my own plugin to achieve this effect. Afterwards, I found the topic interesting, so I started going further down the rabbit hole! [1] https://pixar-community-production.s3.us-west-1.amazonaws.com/Art_Challenges/iconoclasts/finalists/ykl-Render-Wrangler.jpg https://pixar-community-production.s3.us-west-1.amazonaws.co... [2] https://petapixel.com/2020/10/22/this-cheap-projector-lens-creates-the-most-intense-swirly-bokeh/ https://petapixel.com/2020/10/22/this-cheap-projector-lens-c...