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feat(frontend): the Latency Oracle, and a task-based regrouping of the Tools and Debug menus #385

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Merged
doublegate merged 5 commits into from
Aug 17, 2026
Merged

feat(frontend): the Latency Oracle, and a task-based regrouping of the Tools and Debug menus #385

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d07148d
feat(frontend): the Latency Oracle panel — measure a game's own input…
doublegate Aug 17, 2026
5cfe087
refactor(frontend): group the Tools and Debug menus by task
doublegate Aug 17, 2026
c7f1867
fix(frontend,probe): three review findings on the Latency Oracle
doublegate Aug 17, 2026
ae19796
fix(frontend): drop an emoji from the Latency Oracle button
doublegate Aug 17, 2026
de7c13d
fix(frontend): clear the latency report on a ROM change; gate a wasm …
doublegate Aug 17, 2026
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1 change: 1 addition & 0 deletions Cargo.lock
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4 changes: 4 additions & 0 deletions crates/rustynes-frontend/Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -203,6 +203,10 @@ workspace = true

[dependencies]
rustynes-gamedb = { path = "../rustynes-gamedb" }
# v2.3.6 — the deterministic re-simulation probe engine, consumed by the Latency
# Oracle panel. Core-only dependency, so it adds nothing to the frontend's build
# graph beyond what `rustynes-core` already pulls in.
rustynes-probe = { path = "../rustynes-probe" }
# v1.1.0 beta.2 (Workstream C) — `debug-hooks` enables the core's run-loop
# breakpoint/trace/event hooks for the debugger. The hooks are determinism-
# neutral no-ops until armed, so the headless test/bench builds (which depend on
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12 changes: 12 additions & 0 deletions crates/rustynes-frontend/src/app.rs
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Expand Up @@ -1393,6 +1393,10 @@ impl App {
// v1.6.0 "Studio" A2 — a TAStudio session anchors on the closed ROM; end it.
if let Some(d) = self.debugger.as_mut() {
d.clear_tas_editor();
// v2.3.6 — a Latency Oracle report is bound to the ROM it was
// measured on. Left standing it describes a cartridge that is no
// longer loaded, with its Apply button still live. (PR #385 review.)
d.clear_latency_report();
}
// Stop the dedicated emulation thread from producing frames.
#[cfg(all(not(target_arch = "wasm32"), feature = "emu-thread"))]
Expand Down Expand Up @@ -1700,6 +1704,10 @@ impl App {
// replay inputs/branches against a different `Nes`.
if let Some(d) = self.debugger.as_mut() {
d.clear_tas_editor();
// v2.3.6 — a Latency Oracle report is bound to the ROM it was
// measured on. Left standing it describes a cartridge that is no
// longer loaded, with its Apply button still live. (PR #385 review.)
d.clear_latency_report();
}
// v2.8.0 Phase 5 increment 3 — a reload keeps the pacing regime but
// may change the region (NTSC<->PAL frame duration); refresh the
Expand Down Expand Up @@ -8579,6 +8587,10 @@ impl App {
// session (it anchored on the previous `Nes`).
if let Some(d) = self.debugger.as_mut() {
d.clear_tas_editor();
// v2.3.6 — a Latency Oracle report is bound to the ROM it was
// measured on. Left standing it describes a cartridge that is no
// longer loaded, with its Apply button still live. (PR #385 review.)
d.clear_latency_report();
}
// v2.8.0 Phase 5 increment 3 — let the (idle) emulation thread start
// producing now that the core holds a ROM. Set AFTER `nes` is in
Expand Down
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