The galactic federation rules the galaxy with an iron fist. The rebel force remainhopeful of freedom's dying light. This is a basic gameboy shmup for RGBDS. More info can be found here: https://rgbds.gbdev.io/. A guide will be created to show developers how to create their own SHMUP, you can find that guide here: (https://gbdev.io/gb-asm-tutorial/index.html)[https://gbdev.io/gb-asm-tutorial/index.html]
This demo utilizes assembly, for those not familiar (or willing to embark on the painful journey of learning as they go), check out GBDK-2020. GBDK-2020 is a C library also for making gameboy games. I've also written a series of GBDK tutorials on my website.
Here’s a list of features that will be included in the final product.
- Vertical Scrolling Background
- Basic HUD (via Window) & Score
- 4-Directional Player Movement
- Enemies
- Bullets
- Enemy/Bullet Collision
- Enemy/Player Collision
- Smooth Movement via Scaled Integers - Instead of using counters, smoother motion can be achieved using 16-bit (scaled) integers.
- Multiple Game States: Title Screen, Gameplay, Story State
- STAT Interrupts - used to properly draw the HUD at the top of gameplay.
- RGBGFX & INCBIN
- Writing Text
Install RGBDS tools found here: https://rgbds.gbdev.io/install/. You can either use a pre-built version, if one is available for your operating system; or you can build RGBDS from source.
Run Make
Open .gb file with a gameboy emulator:
If you want to "Debug" your games, check out 'Emulicious'
Here are some other links that you may find interesting and/or helpful.
Play Game Boy games online from an archive of hundreds of entries! A community-led attempt to collect, archive and save every unofficial game, homebrew, demo, patch, hackrom for Game Boy produced by the community through the last 3 decades of passionate work.
The places our community thrives. Here we chat, discuss, help each other and show what we are working on. We have a Discord server, an IRC channel, and more.
The single, most comprehensive technical reference to Game Boy available to the public.
Curated list of Game Boy development resources such as tools, guides, technical documentation, tutorials, emulators, related projects and open-source ROMs. Everything you'll ever need to know and see about this console is here. If you want to code an emulator, create your own game or simply dive into the software and hardware architecture of the Game Boy, this is the place!