Editor Camera Controls with Lerp | Coding a 2D Game Engine in Java #33 @GamesWithGabe
Editor Camera Controls with Lerp | Coding a 2D Game Engine in Java #33  @GamesWithGabe
Uploaded October 2020 | Updated September 2026, 3 weeks ago
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In this episode I go over how to add camera controls using the mouse in our editor. This way we can move around the scene using the mouse and zoom in and out to move to different portions quicker. I also go over how to add a reset hotkey using linear interpolation (lerp), so that if you get lost in the scene you can always re-center the camera at the origin. The linear interpolation also makes sure that all the camera movement is very smooth.

Source Code: github.com/codingminecraft/MarioYoutube/tree/546150ee907f3dbcc46a2e92f3266d023c9cf272

0:00 Intro
1:01 How Lerp Works
7:08 Coding the Movement

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Website: ambrosiogabe.github.io
Github: github.com/ambrosiogabe

Here are some books I recommend if you want to learn about game engine development more thoroughly. I do not profit off any of these sales, these are just some books that have helped me out :)

My Recommended Game Engine Books:
Game Engine Architecture: gameenginebook.com
Game Physics Cookbook (Read this before the next physics book): amazon.com/Game-Physics-Cookbook-Gabor-Szauer/dp/1787123669
Game Physics (Ian Millington): amazon.com/Game-Physics-Engine-Development-Commercial-Grade/dp/0123819768
Game Programming Patterns (Free): gameprogrammingpatterns.com

My Recommended Beginning Game Programming Books:
JavaScript Game Design: apress.com/gp/book/9781430247166

My Recommended Java Books:
Data Structures/Algorithms: amazon.com/Data-Structures-Algorithms-Java-6th-ebook/dp/B00JDRQF8C
LWJGL (Free, but I haven't read this thoroughly): lwjglgamedev.gitbooks.io/3d-game-development-with-lwjgl/content
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Editor Camera Controls with Lerp | Coding a 2D Game Engine in Java #33

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