ray_engine
A toy raycasting engine built with Go + Ebiten v2 2D library
Heavily based on 3DSage fantastic Youtube videos of a C/OpenGL raycasting engine
Gun mode ! (old version of the engine with scaling issues)
2D map rendered in 3D
CRT scanlines
Build & run
Build with Go 1.16 and Ebiten v2 on Linux/macOS
go build
./ray_engine
Keymaps
Arrows keys or ZSQD (Azerty) : Move
'i' : debug info toogle
'f' : fullscreen toogle
'l' : scanlines
'm' : Gun mode
'k' : quit
Features, todos and idea box
- Port to Ebiten v2
- Proper collisions
- UI
- Scale map to 16x16
- 2D minimap for gun mode
- Add basic floor/ceiling - Just a matching png for now
- Binary textures wip
- Up/down parallax/Y-xhearing
- Ebiten Audio mp3 sound support
- Weapon swap/shield
- Proper ballistics - Rough prototype
- Cube destruction/basic enemies - Rough prototype
- Rebuild the 2D map (where actual raycasting is done) to fit the screen
Known bugs
- Enemies are seen through walls
Assets
Gun from Destiny 2 screenshot by Bungie