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skate-3-rust-engine/docs/hails-additions
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2026-10-02 22:58:17 -06:00

Hails' additions

Changes made in the Hailey-Ross fork of SK8-ENGINE/skate-3-rust-engine, documented so upstream maintainers have the full context when reviewing a pull request: what broke, why, what changed, how it was verified, and what is still open.

Each document stands alone. File paths are relative to the repository root.

# Change Area Status
1 ISO extraction argument order Setup (Python) Superseded: upstream fixed it the same way (713fe70, 7ae67f2, 2026-10-02); dropped from PR A
2 Windows long paths during setup Setup (Python) Done; UAC prompt and frozen relaunch tested end to end (2026-10-02)
3 SDL3 gamepad input Game (Rust), build scripts, vendored sdl3-sys Done, verified in play with an Xbox Elite Series 2
4 Authored map spawns Asset pipeline (Python) Done, all 10 maps confirmed in play
5 Invisible collision volumes Game data loader (Rust) Done, all four affected maps confirmed in play
9 Water Game physics, camera and rendering (Rust), setup, diagnostics Matched to retail footage (RPCS3): shallow water solid, deep water floats, board floats, water camera + vignette, entry splash, canal water look matched, small bodies calmer
10 Sky shader validation test Game tests (Rust) Done; all six shader validation tests pass
11 Game audio Setup (Python, vgmstream), game audio (Rust) Work in progress (draft #32). Native port of Skate 3's retail audio runtime (crates/skate-audio): AEMS evaluator, voice graph, MixMap, granular rolling bed, Splice, buses, every player component; the only audio path since 2026-10-03 (interim cue tables removed). Retail world audio: .ems emitters, location-set one-shots, zone ambience. User: "basically retail".
12 Board solver: 50 constraint iterations Game physics (Rust) Done; maps identical, water traces as expected; one asset-gated customiser test fails (open question)
13 Research hooks for the recompilation Research tooling (external: skate3recomp research-hooks branch) Published; reference and information gathering only (the recompilation is not a perfect copy of the console game)
14 Published development and research tools Tooling (tools/<name>/, Python and shell) Done (uncommitted); scripts compile and print their usage; the two recomp-* folders are for the recomp's research hooks, reference only
15 Hooking up world audio Game audio (Rust), mod API (Lua) Part of #32 (uncommitted). Engine-facing components (TrafficAudio, PedAudio, NpcSkaterAudio) and sdk.world_audio for mods feed the ported retail traffic / ped / NPC-skater audio with retail's limits; the map-change bug fixed; a dev test mod (cars, peds, a ghost skater) makes it audible now
— Audio specs Reference for 11 and 15 (Markdown) Published 2026-10-03: the behavioural specs (AEMS evaluator, voice graph, buses, MixMap, grain player, player components, world / NPC audio, prior work) that docs 11 / 15 and the code comments cite by section

Environment used for verification

  • Windows 11, Intel i7-14700KF, NVIDIA RTX 4080 SUPER (Vulkan).
  • Rust 1.98.1 (MSVC), Visual Studio 2026 C++ tools, Windows SDK 10.0.26100, LLVM 23.1.2, Python 3.13.15.
  • Skate 3 Xbox 360 disc image (103 files, 6,404,940,920 bytes).
  • Xbox Elite Series 2 controller over Bluetooth LE.

Conventions

  • Upstream behaviour is preserved unless a document says otherwise; where a behaviour changes on purpose (for example, a map's default spawn), the document lists the old and new values.
  • Project choices that are not dictated by retail data are called out as such, so maintainers can overrule them.