v2026.04.02/emulators/ecwolf.yml

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emulator: ECWolf
type: standalone + libretro
source: "https://github.com/libretro/ecwolf"
upstream: "https://bitbucket.org/ecwolf/ecwolf"
profiled_date: "2026-03-19"
core_version: "1.4.1"
display_name: "Wolfenstein 3D (ECWolf)"
cores: [ecwolf]
systems: [wolfenstein3d]
verification: md5
notes: |
Wolfenstein 3D source port by Braden Obrzut. Plays Wolf3D (wl6/wl1),
Spear of Destiny (sod/sdm), Super 3D Noah's Ark (n3d), and community pk3 mods.
Requires ecwolf.pk3 — engine data package built from wadsrc/static/.
Contains IWADINFO (game detection rules), palettes, sprites, map configs,
DECORATE actor definitions, MAPINFO, SNDINFO, fonts, and localization strings.
Without this file: "Could not open ecwolf.pk3!" fatal error.
ref: version.h:12 (MAIN_PK3), wl_iwad.cpp:642-657 (load + fatal)
Libretro: ecwolf.pk3 searched in system_dir.
ref: libretro/libretro.cpp:831-832 (sysDir passed to SelectGame)
Standalone: ecwolf.pk3 searched in progdir (binary directory).
ref: wl_main.cpp:1289 (progdir passed to SelectGame)
Also: INSTALL_PREFIX/share/ecwolf/ on Linux (wl_iwad.cpp:648)
Game data files (vswap, gamemaps, vgagraph, audiot) loaded from content
directory, not system directory. Auto-detects game variant by scanning
lump contents against IWADINFO MustContain rules.
Blake Stone and Rise of the Triad support flagged as Preview.
files:
- name: "ecwolf.pk3"
description: "ECWolf engine data package"
required: true
md5: "c011b428819eea4a80b455c245a5a04d"
source_ref: "ecwolf_libretro.info:firmware0, version.h:MAIN_PK3, wl_iwad.cpp:SelectGame"
notes: >
Built from wadsrc/static/ via zipdir. Contains IWADINFO (game detection rules),
palettes (wolfpal, spearpal, blakepal, noahpal), map lump remappers (wl6map,
sodmap, etc.), DECORATE actor definitions, MAPINFO, SNDINFO, SNDSEQ, textures,
sprites, fonts, and localization strings. Without this file the core errors
with "Could not open ecwolf.pk3!". The md5 corresponds to the version shipped
with the current libretro buildbot release.