The briefing map is cyan and satisfies every clause of the menu rule (b-r > 30, r < 45, little white), with no earlier rule claiming it -- so it was labelled `menu`. That made wait_screen.sh report NEVER REACHED READY ROOM on a run that had successfully done LOAD GAME -> slot 01 -> YES and was three screens further on: a working route scored as a failed one, pointing the next debugging step at an input path that was fine. Cyan has b and g nearly equal (b-g ~ 5) where the menu's blue leads its green (b-g ~ 32), so `r < 20 and g > 30 and b - g < 20` separates them; the r floor keeps the title screen out. The file's own docstring already carried the briefing's mean as an aside -- it just never had a class. Verified against all eight signatures the file documents (2 menu variants, title, ready room, flight, 3 briefing measurements): no regressions, and the captured briefing image now reads `briefing`.
61 lines
2.6 KiB
Markdown
61 lines
2.6 KiB
Markdown
# ✅ `screen_id.py` filed the mission briefing as `menu` — a successful route scored as a failure
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**Confidence: ✅ CONFIRMED and FIXED.** Measured 2026-08-26.
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## Symptom
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`launch_mission.sh`'s nav ran to completion and `wait_screen.sh readyroom 300`
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reported:
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```
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NO readyroom within 300s (last seen: menu)
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NEVER REACHED READY ROOM
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```
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The obvious reading — and the one taken at first — is that the presses after the
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main menu never landed. That reading was wrong twice over:
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1. Pad input *was* landing. With the game's own cursor counter as the oracle, two
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`dpad down` presses moved it `24 → 26 → 28`.
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2. The run was not on the main menu. It was on the **mission briefing map**
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("Glasner Training Area", Ⓐ:Continue / Ⓑ:Back / START:Skip) — three screens
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past the menu, i.e. `LOAD GAME → slot 01 → YES` had all worked.
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## Cause
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The briefing is **cyan**; the menu rule tests for *dark and blue* and the
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briefing satisfies every clause of it — `b - r > 30`, `r < 45`, `white < 0.075`.
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With no earlier rule claiming it (the ready-room rule needs `b > 110`, the flight
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rule needs green), it fell through and was labelled `menu`.
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Ironically the file's own docstring already recorded the distinguishing number:
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it notes the briefing as "cyan rather than blue at (4.6, 47.7, 54.5)" — as an
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aside justifying the ready-room threshold, never as a class of its own.
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## Fix
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Cyan has blue and green nearly equal; the menu's blue runs far ahead of its green:
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| screen | measured means | `b - g` |
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|---|---|---|
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| briefing | (1.4, 45.2, 49.6), (5.5, 49.1, 54.3), (4.6, 47.7, 54.5) | ~5 |
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| main menu | (25, 38, 70), (13, 26, 59) | ~32 |
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So `r < 20 and g > 30 and b - g < 20` → `briefing`, placed above the menu rule.
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The `r < 20` floor keeps the title screen (52.8, 66.1, 74.5, `b - g` 8.4) out;
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the ready room (`b - g` ~97) and flight (green rule) are already claimed above.
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Verified against **every** signature the file documents — the two menu variants,
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title, ready room, flight, and three briefing measurements: 8/8 classify as
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intended, no regressions. The real capture above now reads `briefing`.
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## Why it mattered
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This is the expensive failure mode, not a cosmetic one: a route that *worked*
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was reported as broken, and the conclusion drawn from it — "the presses are not
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landing" — would have sent the next iteration to debug an input path that was
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fine. Compare the same file's earlier note about a run that "sat on a plainly
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visible MAIN MENU for 300 s": same class of bug, second occurrence.
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