Thanks! Finally something concrete. Once I return to this to write a POC I’ll revisit your tips here.

Update 1: Added a book that seems to be quite comprehensive, and found some shaders that simulate basic holographic film exposure

Book: Introduction to Computer Holography: Creating Computer-Generated Holograms as the Ultimate 3D Image

This is something that could be the beginning of step 1 https://www.shadertoy.com/view/clyyzd based on https://www.shadertoy.com/view/DtKSDW

All updates will be a part of the original post https://programming.dev/post/15448730

Moved to /GPU which I just created https://programming.dev/post/15355056