opentdd-arch-notes

Open Transport Tycoon Deluxe architecture notes

About OpenTTD

Transport simulator allowing simulating real-life scenarios.

Includes cars, trains, planes and ships.

https://openttd.org

Source code has more than 27k commits and the project origins from the ingenius idea of Chris Sawyer's Transport Tycoon Deluxe.

Developers

https://wiki.openttd.org/en/Development/Script/Basics

Source code notes

Vehicle method for got lost event
https://docs.openttd.org/source/d0/dba/structVehicle.html#a822f77b9cfb66bd405ed0e3f5553542a

Alternative projects

• https://github.com/dzavalishin/jdrive

TODOs

• visualise project structure
• visualise path finding logic
• visualise internal mechanisms as state machine diagram
• performance notes
• discuss portable implementation in haxe lang

Tools

nice visualisation tool? https://app.code2flow.com/

Resources

• https://github.com/dbohdan/compilers-targeting-c
• https://www.lucidchart.com/techblog/2015/08/31/the-worst-mistake-of-computer-science/
• http://www.swig.org/ or https://sourceware.org/libffi/
• https://www2.imm.dtu.dk/pubdb/edoc/imm6091.pdf in-game ai