Train Sim World: Developer Diaries
Dovetail Games has announced a new Train Sim called Train Sim World. It is being created with the UE4 (Unreal 4) Engine. They have put together some information for us to read and watch, relating to the new sim and how it is going to work. They also show how they program the software to be as close as they ever have done to a real engine/train.
Use this link to see the 1st Developer Diary segment showing Simu Graph.
Here are a few shots: