Powerups | Coding a 2D Game Engine in Java #51 @GamesWithGabe
Powerups | Coding a 2D Game Engine in Java #51  @GamesWithGabe
Uploaded June 2021 | Updated September 2026, 3 weeks ago
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In this episode I go over how to code powerups into our Mario game. I talk about how to create the Mushroom and Fire powerups and how to code the Mushroom AI. I also go over how to use Box2D's disabling collision feature to disable specific collisions.

Code: github.com/codingminecraft/MarioYoutube/tree/ed66dc33adfffa09c54d81abc598a50d9ddafeca

0:00 Intro
0:42 Fixing Rendering Texture Issue
3:22 Spawning Mushrooms
7:43 Creating Mushrooom AI
11:29 Queuing Game Objects Added at Runtime
13:42 Fixing Rigidbody Add Velocity Bug
14:19 Making the Mushroom "Smart"
15:42 Disabling Collisions with Player
17:41 Powering Up the Player
21:15 Spawning Flower Powerups
25:10 Thoughts?

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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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Powerups | Coding a 2D Game Engine in Java #51

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