sneak 2eff377a73 Un-overload Object fields and pre-parse damage dice (refactor step 3)
Object.Arm carried four meanings in C (o_arm/o_charges/o_goldval plus
ring bonuses); it is now four fields: ArmorClass, Charges, GoldValue,
and Bonus. Stats.Arm becomes Stats.ArmorClass. The Charges()/GoldVal()
accessor pair is gone.

Damage dice strings ("1x4/1x2") are parsed once into DiceSpec — at
table definition for the bestiary and weapon tables, at creation for
items — instead of re-parsed with atoi on every swing as fight.c
roll_em did. ParseDice preserves the C parse semantics exactly,
including the junk-tolerant "%%%x0" bestiary placeholder and the
"000x0" flytrap reset (regression-tested in dice_test.go); the
flytrap's growing grip becomes DiceSpec{{VfHit, 1}}.

Save format bumps to 5.4.4-go3 (field renames and retypes would
silently zero under gob's match-by-name decoding).

No behavior change; full suite green.
2026-07-06 23:07:57 +02:00
2026-07-06 20:19:33 +02:00
2016-07-23 03:24:54 +01:00
2026-07-06 20:19:33 +02:00
2016-07-23 03:24:54 +01:00
2016-07-23 03:24:54 +01:00

Rogue: Exploring the Dungeons of Doom (Go port)

License

Rogue is the original dungeon-crawling adventure game that spawned an entire genre. This branch is a faithful Go port of Rogue 5.4.4: explore procedurally generated dungeons, fight monsters, collect treasure, and attempt to retrieve the Amulet of Yendor.

Original authors: Michael Toy, Ken Arnold, and Glenn Wichman (19801983, 1985, 1999).

The port is function-by-function faithful to the classic C sources — same dungeon generation (seed-compatible RNG), same combat math, same item tables, same messages. The C reference implementation lives on the master and modern-rogue branches; ARCHITECTURE.md documents both the original program structure and the design of this port.

Building and running

Requires Go 1.25 or later and a terminal at least 80x24.

go build ./cmd/rogue
./rogue
# Restore a saved game
./rogue ~/rogue.save

# View high scores
./rogue -s

# Test the death screen (demo mode)
./rogue -d

In-game commands

Press ? in game for the full list.

  • arrows or h/j/k/l/y/u/b/n — move (shift to run, ctrl to run until adjacent)
  • . rest, s search for hidden doors and traps
  • i inventory, , pick up, d drop
  • q quaff potion, r read scroll, e eat food
  • w wield weapon, W wear armor, P/R put on / remove ring
  • t throw, z zap a wand, f/F fight
  • >/< take the stairs
  • S save, Q quit

Environment

# Game options, as in the original
export ROGUEOPTS="name=YourName,terse,jump,fruit=mango"

# Wizard (debug) mode, with a reproducible dungeon
ROGUE_WIZARD=1 SEED=12345 ./rogue

The scoreboard is kept in ~/.rogue.scores. Save files are Go gob snapshots and, as in the original, are deleted when restored.

Code layout

game/        the game engine: one Go file per original C file,
             function-by-function (see ARCHITECTURE.md for the mapping)
term/        tcell-backed terminal, replacing curses
cmd/rogue/   the executable

The engine package is fully headless-testable: go test ./game/ runs scripted game sessions, dungeon-generation golden checks, and an RNG compatibility test against the original C generator.

License

BSD-style; see LICENSE.TXT.

Copyright (C) 1980-1983, 1985, 1999 Michael Toy, Ken Arnold and Glenn Wichman. All rights reserved.

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