Seems like the big low hanging fruit for improving performance on low end machines would be being able to turn off dynamic shadow casting.

Originally posted by Casurin:

... from the structure so far getting any big improvements would require a major refactoring of even the core-concepts of the program.

What makes you think this. I kind of suspect the same just from noticing the FPS drop in a structure when I have my hammer equipped.

Would be interesting if they ever change that system from the simple leaf branch node count to a more realistic support and directing forces downward .

All the existing buildings falling down.