The record was set on june 21, 2001 in western australia between newman and port headland, a distance of 275km (170 miles) and the train consisted of 682 loaded iron ore wagons and 8 GE AC6000 locomotives giving a gross weight of almost 100,000 tonnes and moved 82,262 tonnes of ore, the train was 7.353 km (4.568 miles) .
We may support at most 25-30 cars in the sim, but we can always test with a lot more and check frame rates. Also we neednt necessarily calculate the position of all coaches as they will not all be visible unless zoomed out a lot.
Even if they are all visible - the positions needn't be accurate - only visually accurate till the player zooms in.
The biggest train ever has had 682 coaches:
[https://www.google.co.in/webhp?sourceid=chrome-instant&ion=1&espv=2&ie=UTF-8#q=longest+freight+train+in+the+world]
We may support at most 25-30 cars in the sim, but we can always test with a lot more and check frame rates. Also we neednt necessarily calculate the position of all coaches as they will not all be visible unless zoomed out a lot.
Even if they are all visible - the positions needn't be accurate - only visually accurate till the player zooms in.