Video: How Not to Build a Video Game

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Video Summary and Transcription
The video talk focuses on the development of a video game called Athena Crisis, a modern retro 2D turn-based strategy game. The game is built using technologies such as JavaScript, React, and CSS, and is uniquely embedded within a slide deck using MDX, a fork of Markdown. The speaker demonstrates how the game leverages persistent data structures like Immutable.js for efficient game states management. It also highlights the use of CSS animations and the DOM to create visual effects, such as the marching ants animation and fog effects using Mix Blend Mode. The talk addresses challenges in CSS game development, including performance issues related to GPU acceleration and CSS properties like drop shadows. The speaker shares insights on how the game supports accessibility through APIs, making it suitable for users with color blindness and supporting dark mode. The game can be translated into any language, making it accessible to a wider audience. The speaker also discusses the testing process, which involves rendering game states to text and images for verification. Athena Crisis was initially a meditation project, but it has evolved into a more pragmatic development effort.

This talk has been presented at React Summit 2023, check out the latest edition of this React Conference.

Available in Español: Cómo no construir un videojuego

FAQ

The primary goal of the presentation is to entertain and inspire the audience to think about domain-specific solutions and explore different ways to use familiar technologies.

The game engine for Athena Crisis was built from scratch by the speaker using only tools and technologies they fully understand, such as JavaScript, React, and CSS.

Athena Crisis can be translated into any language and run inside the slide deck in the translated language, making it accessible to a wider audience.

One performance challenge is that using certain CSS properties, like drop shadows and filters, can significantly reduce the game's frame rate, especially if not optimized correctly.

The video game is called 'Athena Crisis.' It is a modern retro 2D turn-based strategy game built using JavaScript, React, and CSS.

Athena Crisis was built using JavaScript, React, CSS, Vite, PMPM, TypeScript, Relay, Emotion, Prisma, GraphQL, GraphQL Pothos, Socket.io, and persistent data structures.

The speaker uses a test infrastructure that captures game states as screenshots and matches them against image snapshots. This helps verify that the game state is correct at each stage.

The speaker started developing Athena Crisis as a meditation project to balance their day and see how far they could go using familiar web technologies.

The speaker chose web technologies like JavaScript, React, and CSS because they provide instant load times, smooth transitions, and great support for accessibility and online play.

The game state that players are not allowed to see is managed by the server. The server decides what each client is allowed to see, ensuring fair gameplay.

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