Intel 8080 Space Invaders Emulator

An Emulator for The Original 1978 Space Invaders Arcade Machine. Written in C using SDL2 for the renderering.

• Input
• Usage
• Building
• Screenshots

Input

Both player 1 and player 2 controls are mapped to the same keys.

Key	Desc
1	Player one start
2	Player two start
Space	Fire
Left Arrow	Left
Right Arrow	Right
3 / C	Insert Coin
F11	Full Screen
P	Pause/Unpause
F5	Save Machine State
F9	Load Machine State

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Usage

This project uses the same names for the roms as the MAME project. Roms are loaded from a directory named after their MAME name.

Syntax:

Space-Invaders.exe <romset>

Options	Desc
-l	List all supported romsets
-f	Launch romset in fullscreen

romset	MAME
Space Invaders	invaders
Lunar Rescue	lrescue
Balloon Bomber	ballbomb
Space Invaders Part II	invadpt2
Space Laser	spclaser
Space Chaser (set 1)	schaser
Indian Battle	indianbt
Ozma Wars (set 1)	ozmawars
Galaxy Wars (set 1)	galxwars
Galactic - Batalha Espacial	galactic

Building

The project is built in Visual Studio 2022

Dependencies
I8080	https://github.com/tommojphillips/i8080
SDL2 v2.30.10	https://github.com/libsdl-org/SDL/releases/tag/release-2.30.10

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1. Clone the repo and submodules

git clone --recurse-submodules https://github.com/tommojphillips/Space-Invaders.git

2. Download SDL2 VC package SDL2-devel-X.X.X-VC.zip (direct download link)

   • Extract and copy the include and lib folders into Space-Invaders/lib/SDL2 you will have to create the SDL2 directory.

3. Open vc\Space-Invaders.sln, build and run.

Screenshots

Space Invaders	Lunar Rescue	Balloon Bomber

Space Invaders Pt2	Space Laser	Space Chaser