Jay Cummings wrote a detailed article about the production of his recent project Slaughterhouse made in UE4. Part 1 covered the pre-production phase, software used, blockout, asset modeling, materials, and foliage. In Part 2, Jay discusses his approach to photogrammetry, lighting, post-processing, effects and additional materials included in the appendix.
Source : https://80.lv/articles/001agt-002mrs-004adk-creating-a-slaughterhouse-in-ue4-part-2