Smooth camera and anti-aliasing filter for pixel-perfect games.
Smooth camera inspired by https://www.youtube.com/watch?v=zxVQsi9wnw8.
Anti-aliasing inspired by https://godotshaders.com/shader/sub-pixel-accurate-pixel-sprite-filtering/.
Check documentation comments in the code, or browse the docs in Godot's build-in help viewer.
An example scene is provided.