Code a 2D Game Using JavaScript, HTML, and CSS (w/ Free Game Assets) – Tutorial

By freeCodeCamp.org
Published: Sep 28, 2022

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Let’s explore an alien planet and learn all the techniques you need to make your own 2D games with vanilla JavaScript, HTML5, CSS3 and HTML Canvas. From sprite animation to parallax backgrounds, today we will build a game completely from scratch, with no frameworks and no libraries, using just HTML, CSS and plain vanilla JavaScript. Have fun!

Course by Frank’s Laboratory. https://www.youtube.com/c/Frankslabor…

Download Project Art assets
• ** All art assets for this class were made by Frank or by artists he hired, there is NO copyright, you can download and use these freely for any project you want!
  • Player: https://www.frankslaboratory.co.uk/do…
  • Projectile: https://www.frankslaboratory.co.uk/do…
  • Particle gears: https://www.frankslaboratory.co.uk/do…
  Backgrounds:
  • Layer 1: https://www.frankslaboratory.co.uk/do…
  • Layer 2: https://www.frankslaboratory.co.uk/do…
  • Layer 3: https://www.frankslaboratory.co.uk/do…
  • Layer 4: https://www.frankslaboratory.co.uk/do…
  Enemies:
  • Angler 1: https://www.frankslaboratory.co.uk/do…
  • Angler 2: https://www.frankslaboratory.co.uk/do…
  • Lucky Fish: https://www.frankslaboratory.co.uk/do…
  • Hive Whale: https://www.frankslaboratory.co.uk/do…
  • Drone: https://www.frankslaboratory.co.uk/do…
  Collision Animations:
  • Smoke: https://www.frankslaboratory.co.uk/do…
  • Fire: https://www.frankslaboratory.co.uk/do…

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EXTENDED class with BONUS lessons and more free sprite sheets: 4 new enemies, sound design, animated shield, animated projectiles and more https://www.udemy.com/course/learn-ga…

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Contents
• (0:00:00) Intro
• (0:01:07) HTML & CSS setup
• (0:02:40) Basic JavaScript setup
• (0:04:59) Object Oriented programming with JavaScript
• (0:07:25) Creating Player and Game objects
• (0:13:18) Animation loop
• 0:16:36) Keyboard inputs
• (0:26:15) Creating projectiles
• (0:33:22) Periodic events
• (0:38:30) Drawing game UI
• (0:41:20) Base enemy class
• (0:49:19) Collision detection between rectangles
• (0:54:36) Drawing game score
• (0:57:49) Win and lose condition
• (0:59:52) Counting game time
• (1:03:07) Animated parallax backgrounds
• (1:13:20) Sprite animation with JavaScript
• (1:17:02) Creating a debug mode
• (1:18:38) Animating enemy sprite sheets
• (1:25:15) Night Angler enemy class
• (1:27:39) Lucky Fish enemy class
• (1:29:02) Collecting power ups
• (1:36:51) Drawing projectiles as images
• (1:38:01) Custom fonts and game text
• (1:40:43) Cleaning up
• (1:42:51) Particle effects and physics
• (1:55:03) Particle rotation
• (1:58:47) Tweaks and fixes
• (2:01:46) Hive Whale enemy class
• (2:04:46) Drone enemy class
• (2:09:30) Dust effect animation
• (2:24:36) Fire effect animation
• (2:26:03) Tuning game difficulty
• (2:29:26) What to do next?

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