#Rust spread datum
Simple datum that automatically spreads rust around it.
Simple implementation of automatically growing entity.
|blacklisted_turfs||Static blacklist of turfs we can't spread to.|
|centre||The very center of the spread.|
|edge_turfs||List of turfs at the edge of our rust (but not yet rusted).|
|rusted_turfs||List of all turfs we've afflicted.|
|spread_per_sec||The rate of spread every tick.|
Static blacklist of turfs we can't spread to.
The very center of the spread.
List of turfs at the edge of our rust (but not yet rusted).
List of all turfs we've afflicted.
The rate of spread every tick.
Recreates the edge_turfs list. Updates the rusted_turfs list, in case any turfs within were un-rusted.