Lesson
Organize your Three.js Project - Part 3
Refactor the Three.js camera into a factory function and handle Vite HMR cleanup with dispose methods to prevent WebGL leaks.
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Extract the Three.js camera into a factory function that subscribes to a shared resize observer and returns a dispose method.
Learn how to handle Vite's hot module replacement with import.meta.hot to clean up cameras, renderers, and WebGL contexts, preventing duplication and boosting dev performance.