It's not shown in the video, but there is an option in the Poly Reduce node to keep Quads and it does a marvelous job keeping intact the original shape decreasing geometry in the areas whereis not needed. Unfortunately the Poly Reduce node only keeps quads if the input mesh is already quad based. In order to get quads from non quad geometries you need to try the Voxel node.
can 80.lv stop posting this kind of low-quality 'showcase' articles? If I wanna find showcase/reel, I can find them easily on Viemo, cgsociety. Everyone know houdini can be used to do destruction, simulation, etc. there is no need to show another destruction unless posting a helpful 'tutorial'. However, this is not.
Can it produce quads, too?
Andrew Price has shared a Blender tutorial on creating a subway in 20 minutes. This not a step-by-step guide, but rather a set of tips and tricks to help you figure out your own workflow.
I heard that trying to copy a reference photo is one of the best learning exercises, and valuable things to have in your portfolio. I found this reference on Pinterest and decided to copy it using Blender, rendered in Cycles.
All materials are from Poliigon, but the walls and ceiling stucco I made myself using Substance Designer.
Here are some more final and WIP shots: