/**
* Manifold — app root. The convertible Console (ConsoleApp) wired to the real
* engine, mounted under EngineProvider. ConsoleApp renders its single
* "composite" stage unconditionally (the dead focus/altitude system was
* deleted 2026-07 — simplification audit S15). The `?debug=1` probe is
* installed once the engine is live.
*/
import { useEffect } from 'react';
import { EngineProvider } from './engine/EngineProvider';
import type { EngineApiOptions } from './engine/engine-api';
import { useEngine } from './engine/useEngine';
import { installDebugProbe } from './debug/probe';
import { ConsoleApp } from './console';
/**
* Engine options derived from the URL. Under `?debug=1` (the Playwright /
* dev-probe gate) we pin a FIXED RNG seed so the net's initial weights — and
* therefore inference, feedback, and reshape behaviour — are deterministic run
* to run. Production (no debug flag) keeps the time-seeded default, so this
* never changes what a real user hears.
*/
function engineOptions(): EngineApiOptions {
if (typeof window === 'undefined') return {};
try {
const params = new URLSearchParams(window.location.search);
// Fixed seed + fixed per-tick dt ⇒ deterministic weights AND deterministic
// pipeline smoothing (the pipelines otherwise read performance.now()).
if (params.get('debug') === '1') return { seed: 0xc0ffee, debugClockDt: 1 / 60 };
} catch {
/* no URL (SSR / sandbox) — fall through */
}
return {};
}
function Loading() {
return (
Manifold
loading engine…
);
}
/** Installs the debug probe once the engine is in context. */
function ProbeInstaller() {
const engine = useEngine();
useEffect(() => {
if (engine) installDebugProbe(engine);
}, [engine]);
return null;
}
export function App() {
return (
}>
);
}