PICO-8 Asteroids

I wanna learn PICO-8, and my spouse's favorite game is Asteroids, so here we go...

Resources

• Kevin Thompson - snagged a lot of OO concepts for PICO-8 from them
• Net Ninja Asteroids - Has some usable ship/player math descriptions
• Jeffrey Thompson Collision Detection

TODO

• Don't respawn player if UFO exists
• (?) Fix starfield so stars can't be super close to each other

DONE

• Update title screen
• Add high scoring
• Add camera shake on player death
• Add instructions to title and game over screens
• Add version to title screen
• Fix UFO bullet hitting player
• Fix player spawn when UFO nearby
• Refactor collisions to player and ufo
• Add UFOs and movement
• Add UFO sprite
• Add UFO firing bullets
• Add all UFO collisions
• Fix for slow collision issues
  • Add closeness check before deep check
• Add extra lives
• Disable hold firing
• Add sfx
• Add UFO targetting to player
• Add debugging utils
• Add OOP for scenes and entities
• Add ship
• Add ship movement and rotation
• Add bullets
• Add asteroids
• Add various size asteroids
• Add asteroid bullet collision
• Add asteroid ship collision
• Add game state
• Add scoring
• Fix asteroids spawning on screen (they should start offscreen and come in)
• Add larger asteroids breaking up to smaller ones
• Fix scene switching between game and title (game sticks around)
• Add player lives
• Add game over screen
• Add asteroid spawning over time to increase difficulty
• Fix asteroid static vs instance properties
• Fix point in circle collision
• Add ship destruction animation
• Add asteroid destruction animation
• Add starfield animation
• Fix to hide stars behind asteroids
• Title screen
• Add rear booster fire animation while ship moving
• Add line in circle collision
• Add center point of ship side collision
• Optimize collision detection