Great work on this! Excellent research and experimentation; the scope of the entire thing is extremely impressive. The amount of work you've put into this is mind blowing and I'm sure it's going to yield many benefits to you in future projects. The final overlook shot on the video is gorgeous; really brilliant job on that.…
just to chime in on this as well: it's a totally interesting idea, but every time you expose all those variables and tweak them externally, you are just moving memory cost to the shader databases. you might save some texture memory but it'll be eaten up somewhere else, and then on top of that you have a massively expensive…