Talks to Watch

How Command & Conquer: Tiberian Sun Solved Pathfinding | War Stories | Ars Technica

1.2M views · Feb 26, 2019 · 13:03 · 2 HN recommenders · 4 mentions · discussed 2020–2026

Westwood Studios co-founder Louis Castle talks about how pathfinding was solved in Command & Conquer: Tiberian Sun, in an Ars Technica War Stories episode. It also touches on other challenges in Westwood's RTS games.

Why Hacker News points people here: HN commenters recommend it as an accessible, non-technical look at real game pathfinding problems from a developer who built them.

“Ars Technica had a series of 10 minute videos where they interviewed developers about technical challenges.”HN comment, 2025

What Hacker News said 4

RecommendsimjasonmillerMay 2020

“there is this great video on some of their challenges at the time”

Great video on pathfinding challenges at the time.

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With regard to pathfinding, there is this great video on some of their challenges at the time [1]. 1. this video

in “EA will be releasing the C&C Tiberian Dawn and Red Alert source code under GPL3” · view on HN
RecommendssaithoundJul 2025

“Ars Technica had a series of 10 minute videos where they interviewed developers about technical challenges.”

Developer interview on pathfinding and CD video in Westwood RTS games.

Full comment

You're probably looking for something more detailed and implementation-focused, but Ars Technica had a series of 10 minute videos where they interviewed developers about technical challenges. E.g. they had one on pathfinding and CD video in second generation Westwood RTS games [1] [1] this video

in “The year of peak might and magic” · view on HN
Cites ithuachimingoAug 2021

“sometimes making a bot do mistakes is harder than making a correct bot.”

Anecdote about making a bot make mistakes.

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Tangentially related, sometimes making a bot do mistakes is harder than making a correct bot.See Command and Conquer's pathfinding anecdote: this video

in “Now that machines can learn, can they unlearn?” · view on HN
Cites itshooFeb 2026

“(2019, non-technical, for a general audience)”

Non-technical overview for a general audience.

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see also: "How Command & Conquer: Tiberian Sun Solved Pathfinding" (2019, non-technical, for a general audience) this video

in “Age of Empires: 25 years of pathfinding problems with C++ [video]” · view on HN