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Narrow production output mode scope

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Joey Yakimowich-Payne 2026-09-02 20:37:17 -06:00
commit 81e6551e0f
1 changed files with 5 additions and 14 deletions
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19
ADAPTER_PARITY_PLAN.md
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@ -25,6 +25,7 @@ Official feature references:
- DualShock 3 support is explicitly out of scope.
- Proprietary 2.4 GHz controllers are out of scope; Bluetooth Classic and BLE controllers are in scope.
- Do not impersonate 8BitDo or Microsoft USB identities in a release build.
- PlayStation Classic and Mega Drive output modes are explicitly out of scope.
The official adapter also does not support the following, so they are not parity requirements:
@ -79,8 +80,6 @@ The Bluetooth, UART, Switch, and XInput paths now share `ControllerState`:
| Production USB VID/PID | Missing | Prototype uses `CAFE:4010`; obtain an appropriate project VID/PID and repeat Windows binding tests. |
| DInput output | Missing | Add generic HID descriptor and report driver. |
| Mac output mode | Missing | Capture/define compatible descriptor and report semantics. |
| PlayStation Classic mode | Missing | Add strict one-controller legacy descriptor/report mode. |
| Mega Drive mode | Missing | Add strict one-controller legacy descriptor/report mode. |
| Manual output-mode selection | Missing | Add persistent PC command and controller chord. |
| General button remapping | Complete | Sixteen positional logical inputs map directly to supported logical outputs per profile. |
| Stick sensitivity | Complete | Per-stick center calibration, inner deadzone, outer saturation, fixed-point curve, and inversion run before every output serializer. |
@ -424,14 +423,9 @@ Implement in this order:
2. Production XInput based on the verified feasibility implementation.
3. DInput generic HID.
4. Mac-compatible HID.
5. PlayStation Classic.
6. Mega Drive.
Controller-count policy:
- Switch, XInput, DInput, and Mac: target four independent interfaces.
- PlayStation Classic and Mega Drive: expose one slot initially for strict compatibility.
- Expand legacy modes only after real hosts accept a composite device.
Controller-count policy: Switch, XInput, DInput, and Mac target four
independent interfaces.
Mode selection:
@ -532,9 +526,6 @@ Final host matrix:
- Steam Deck/SteamOS
- Linux/Raspberry Pi
- Android TV
- PlayStation Classic
- Retrofreak or documented compatible equivalent
- Mega Drive target hardware or the same compatibility environment used by the official mode
## Verification strategy
@ -561,5 +552,5 @@ Do not mark a host/controller combination complete from descriptor inspection or
Begin Phase 4 by placing the existing Switch and verified XInput
implementations behind one production output-driver boundary. Preserve the
Phase 3 transform/runtime seam before serialization, then add DInput, Mac,
PlayStation Classic, and Mega Drive descriptors in the documented order.
Phase 3 transform/runtime seam before serialization, then add DInput and
Mac-compatible HID in that order.