pkuzicandClaude Fable 5.1 9fc7017f34 MONKEY: lighting round 2 — seams, flicker, outdoor torch shadows, perf knobs
Seams
- An exterior-class MOBA batch inside an interior group (the inn's cellar stair) took the
  night sky; its authored day weight is now scaled by the sun, so it joins the room law after
  dark. Exterior-class SHELL groups keep the sky law (moving them to the room law painted
  facades black at dusk).
- Containment claims cross portals larger than 28 yd² (floor splits, gallery voids) at full
  weight, so a floor cut by a group boundary lights continuously. interiorDebug 4 colours WMO
  fragments by lane. wmolights prints group names, lane, portal areas.

Fire
- Flame lights flicker: band-limited sines + smoothed noise per fixture, candle fast/light to
  bonfire slow/deep, seeded by position, mean exactly 1; lamps never; authored fixtures only
  when warm. Cvar fireFlicker.

Outdoor torch shadows (step a)
- At night exterior fire lights become cube-map casters (half the map budget), WMO exteriors
  and models receive them with a world-distance fade; held torches never cast; a fire's own
  model is excluded from its map; daylight is bit-identical. Cvar exteriorShadows.

Performance
- Torch lane: static-scene fingerprint walk gated on a residency/part census (was 4 full
  walks per frame), entity caster rebuilt at interiorShadowEntityRate Hz (30) and gathered
  only within each fixture's reach, receiver shadow taps skipped at zero contribution, table
  and claim uploads and the torch bind group skipped when unchanged. Live bank sized to 8
  dynamic slots (VRAM 192 -> 144 MiB).
- Sun lanes: live cvars shadowMapSize (default 2048, was 4096), shadowFilter,
  characterShadowRate / worldShadowRate (30 Hz proxy rebuilds), shadowCasterReach.
- Measured (inn, 1080p): debug 45 -> 61 FPS, release 83 FPS with everything on.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
2026-09-10 22:50:17 +01:00
2026-07-24 14:27:01 +07:00
2026-07-24 14:27:01 +07:00

benilla

A from-scratch World of Warcraft 1.12.1 client in Rust and Bevy

Discord YouTube devlog License

Important

Issues and pull requests are closed here. benilla is a solo project developed in a private tree; this repo is its export, published as squashed snapshots, so a PR here has nothing to land on. The best way to contribute is to join the Discord and report the bugs you find. Questions and ideas are welcome in the same place.

benilla speaks the original 1.12.1 protocol, so it connects to any server the real client could, and reads its game data at runtime from your own 1.12.1 install. Every file format and the network protocol are implemented from scratch, with no original client code, no third-party WoW crates, and no bundled game assets.

What works

  • Formats: readers for the full asset stack (MPQ patch chain, BLP, DBC, ADT/WDT/WDL, M2, WMO), wired into Bevy as an asset source.
  • World: streamed terrain out to the horizon, portal-culled WMOs with interior lighting, doodads and ground clutter, swimmable liquids, sky and weather, and the client's own day/night lighting, fog and gamma passes.
  • Models: GPU-skinned M2s with the full animation controller, a near feature-complete particle system, ribbons, and animated gameobjects from doors to lifts.
  • Characters: customization end to end, the armor texture composite, weapons with sheathing and enchant glows, shapeshift forms, stealth and mounts.
  • Movement: a WoW-feel controller, networked movement in both directions, the server-granted modes from slow fall to roots, a follow camera with collision, boats, zeppelins and taxi flights.
  • Networking: SRP6 auth through world-session crypto, the object mirror into the ECS, and live wire coverage from movement and chat through spells, party, quests, mail, trade, vendors, bank, loot, the auction house and PvP honor.
  • UI: a from-scratch FrameXML + Lua engine driving the built-in interface, from the login and character screens through the full HUD, the classic windows (guild, macros and key bindings included), chat, nameplates, floating combat text and tooltips; third-party addons load from a benilla-config/AddOns/ folder beside the executable (partial: AtlasLoot and Bagnon run, see below).
  • Combat: melee on the faithful swing law, ranged and Auto Shot, casting with GCD and cooldowns, combo points, crowd control that really holds you, and the spell visual pipeline.
  • Audio: music, ambience and SFX under the client's own selection and crossfade rules, with interior and underwater transitions and zone reverb.

Where it's going

benilla is done when a 1.12.1 player can do everything here that they could in the original client, it looks and feels the same, and it runs from a download on Windows, Linux and macOS. No dates; the order is what is likely, not a promise.

  • Battlegrounds and meeting stones, then the long tail of small features that separates a working client from a finished one.
  • Addons, options and performance, ongoing.
  • The no-brainer fixes from VanillaFixes, SuperWoW and the like.
  • Playable downloads for Windows, Linux and macOS. Linux first.

Not planned: other expansions or client versions, Warden (anticheat).

Running it

You need a 1.12.1 (build 5875) client install for game data, a vanilla server to connect to, and stable Rust. Any 1.12.1 core works; vmangos is what development runs against, and cMaNGOS and the rest speak the same protocol.

WOW_DATA=/path/to/WoW/Data cargo run --release -p benilla

The server defaults to localhost:3724, the stock realmd auth port. Point WOW_HOST at any IP or hostname, appending the auth port if yours is remapped (WOW_HOST=play.example.com:5000). Credentials go in at the login screen, or set WOW_USER / WOW_PASS to skip it.


Early inspiration and file format guidance came from the wowemulation-dev community, and warcraft-rs in particular.

benilla is an independent fan project, not affiliated with or endorsed by Blizzard Entertainment. It ships no Blizzard content — no art, models, sounds, maps, MPQ contents or FrameXML; you provide your own legally obtained 1.12.1 client. The interface code under crates/benilla-app/assets/ui/ is ours, written to the client's own layout and API names so that the windows look right and 1.12.1 addons find the names they expect.

World of Warcraft is a trademark of Blizzard Entertainment, Inc. Our own code is licensed under MIT or Apache 2.0, at your option.

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