Complete Roguelike Tutorial from r/roguelikedev

1. Go + BearLibTerminal (incomplete)
2. Javascript (full playable version)
3. JS + Go WebAssembly (proof of concept)

Go-BearLibTerminal

CURRENT STATUS GIF

Part 4 + DIRECTIONAL FOV

CONTROLS

↑ Go Ahead
↓ Go Back
← Turn Left
→ Turn Right
ALT + ← Strafe Left
ALT + → Strafe Right

Compilation on Linux

1. Install Go
2. Download BearLibTerminal
3. Put libBearLibTerminal.so into /usr/lib
4. Move BearLibTerminal.go and BearLibterminal.h into roguelike-tutorial/bearlibterminal
5. go mod init roguelike. Now you can import library using go modules import (blt "roguelike/bearlibterminal)
6. go build -ldflags="-X 'main.releaseDate=$(date -u +%F_%T)'"

Cross Compile on Linux for Windows

1. apt install gcc-mingw-w64-x86-64 gcc-multilib
2. Put windows BearLibTerminal.dll and BearLibTerminal.lib into /usr/x86_64-w64-mingw32/lib
3. GOOS=windows GOARCH=amd64 CGO_ENABLED=1 CC=x86_64-w64-mingw32-gcc go build -ldflags="-X 'main.when=$(date -u +%F_%T)'" -o roguelike.exe

Distribution

LINUX

Package in the same folder

• roguelike binary
• libBearLibTerminal.so
• start.sh which contains LD_LIBRARY_PATH="$(dirname "$0")" "$(dirname "$0")/roguelike"
• assets folder

enter the folder and execute ./start `

WINDOWS

Package in the same folder

• roguelike.exe
• BearLibTerminal.dll
• assets folder

enter the folder and double click roguelike.exe

Javascript

Play Online

CONTROLS

NUMPAD
"1" -> DOWNLEFT
"2" -> DOWN
"3" -> DOWNRIGHT
"4" -> LEFT
"5" -> SKIP
"6" -> RIGHT
"7" -> UPLEFT
"8" -> UP
"9" -> UPRIGHT

KEYBOARD
"b" -> DOWNLEFT
"j" -> DOWN
"n" -> DOWNRIGHT
"h" -> LEFT
"t" -> SKIP
"l" -> RIGHT
"y" -> UPLEFT
"k" -> UP
"u" -> UPRIGHT

KEYBOARD
"q" -> LOOT
"1" -> EAT
"3" -> HEAL
"f" -> FIRE
"r" -> SELECT

Go-Wasm

Proof of concept:

• JS for canvas rendering
• Go + WebAssembly for logic

See Online