Heavily work in progress, tracks aren’t even programmed yet. There’s a lot of limitations to this unit currently: certain modded blocks might do something unintended, leaking pipes might spawn their liquids near 0, 0, certain graphics might not work as intended, bridges will not connect, and it might be laggy as hell.
The heat color is wrong because blending doesn’t work because the current SpriteBatch doesn’t blend when it finishes sorting.