Canvas Asteroids Game

The classic 1979 asteroids game using HTML5 canvas and JavaScript
Arrow Keys to turn and thrust
Space-bar to shoot

UPDATE: added local 2-player and a fleshed out menu
Still a work-in-progress. Details about features & plans below

Sprint 1 (ended 5/1/2020)

• ship controlled by user
• bullets shoot from ship
• rocks flying around
• add collision check to entity (another entity passed in)
• display fire when accelerating
• rocks break to smaller rocks on collision
• bullets die after so many frames
• bullet & rock collision
• different color themes
• ship has lives shown in top left
• Win state
• Lose state
• ship dies on collision w/ rock
• invulnerability frames make shield around ship

Sprint 2 To do (5/1/20 - 5/11/20)

• 2 player (local)
• FIX: ship shouldn't appear if no lives available
  • options: color themes, sound
  • instructions for player(s)
  • 1 or 2 players
• when players wins/loses, can click screen to return to menu

Sprint 3 To do (5/18/20 - 5/29/20)

• particle effects when ship or rock explodes
• sound effects (add mute option to menu)
• point counter in top right
• high scores menu option

Backlog

• starting menu has moving rocks in the background
• multiple difficulties w/ menu option
• ship type w/ menu option
• game mode w/ menu option
• items to pick up
• challenge modes:
  • timed
  • thrust always on
  • just enough bullets to win