SamandClaude Fable 5.1 a8c9bc37a2 the audio crackle is gone, and a trainer answers a click as a trainer
- the audio crackle was our own stall sampler: `/usr/bin/sample` suspends every thread of the task for each of its snapshots, CoreAudio's realtime IO thread included, and coreaudiod times the client out — every HAL overload of the session sat inside a sample of our own process (three for three by timestamp), and the watchdog fires on exactly the stalls the crackle lands on (a desktop switch's `nextDrawable` block, a world entry's compile burst); in-frame sampling now waits for a run nobody can hear; and the output stream is ours — kira's renderer runs 256-frame chunks on a realtime render thread (time-constraint policy, joined to the device's IO workgroup) into a lock-free ring, the IOProc copies one device buffer and touches nothing else (≤ 0.01 ms), the device buffer goes 2048 → 512, a lost or changed default device rebuilds the stream (cpal's no-op error callback on macOS had paused it forever), a debug allocator aborts on any allocation inside either realtime path, and per-cycle meters name a skipped cycle's layer; `SoundBufferSize` is registered at the reference's own FMOD dial, and `audiowatch.py` puts the OS side — thread bands, coreaudiod's overload verdicts — on the same timeline
- right-clicking a trainer, questgiver, innkeeper, spirit healer, petitioner, tabard designer or battlemaster sent `CMSG_GOSSIP_HELLO` — eight of the reference's fourteen service arms collapsing into one packet, because the dispatch keyed on the CURSOR kind and Speak covers eight bits; the reference runs two structurally identical ladders over `UNIT_NPC_FLAGS` (one for the cursor at `0x482336`, one for the send at `0x5f0289`), so the ladder is transcribed, first match wins low to high: questgiver → `CMSG_QUESTGIVER_HELLO`, trainer → `CMSG_TRAINER_LIST`, petitioner → `CMSG_PETITION_SHOWLIST`, and the spirit healer and innkeeper send NOTHING on the click — they cache the guid and raise the confirm, whose Lua accept sends with a zero guid — both ghost-gated at entry, so a living player clicking a menuless spirit healer now gets exactly what the reference gives: nothing; the stable-master conjunct and the banker/auctioneer fork fall out of the bit order for free
- the -1 blood id is unfilled, not none, and the tests now name the creatures: -1 splits families that share a directory (QuillBoar beside QuillBoarWarrior, GnollMelee beside GnollCaster) and splits single creatures shipped under two rows (a Baby Murloc is both), so a "bloodless" reading would put non-bleeding quilboar beside bleeding quilboar warriors in one Razorfen room; `violenceLevel` 2 IS the reference's default — formatted out of a per-region cap table at `0x86c3f8`, and the one capped locale is koKR, whose green-blood row the table predicts from bytes alone; a spurt whose victim authors no attachment point is dropped, not relocated, and no creature-keyed suppression exists anywhere on the spurt path (ten stop conditions, none keyed on the creature)
- twenty dead copies of ours (`PanelTemplates_*`, `TabButtonTemplate`, `FauxScrollFrame_*`, `ScrollFrame_OnLoad`, `ScrollingEdit_*`) that a later chain entry had been shadowing are deleted under a gate that fails any such shadow, and deleting them turned 141 tests red on four bugs live since the kit swap: lists populated before showing (the reference gates every scroll-bar write on `IsVisible()`, so both arrows were dead on every faux list), every faux window wired to a `frame.updateFunc` the reference does not have (the bar moved, the list did not follow), a trainer pitch declared `local` where an `<OnVerticalScroll>` chunk cannot see it, and the armed-wheel guard bypassed by the template's own `<OnMouseWheel>`; nine faux windows (Skill, Craft, TradeSkill, Auction, QuestLog, Friends, ScriptLog) are still on `updateFunc` and their lists do not scroll until each is rewired

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
2026-09-02 17:09:38 +07:00
2026-07-24 14:27:01 +07:00
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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