docs(ui): record selected-item mana live gate

Record the live Mana Stone source-destruction, armor transfer, and authoritative selected-meter update confirmation. Mark Wave 4.4b shipped while retaining the exact health-target policy as the remaining D.5.3 gap.

Co-Authored-By: Codex <codex@openai.com>
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Erik 2026-07-11 11:32:01 +02:00
parent fa1da02783
commit 52a80dc531
3 changed files with 8 additions and 6 deletions

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@ -2050,7 +2050,7 @@ See divergence register **AP-59**.
## #141 — Toolbar interactivity — selected-object display ## #141 — Toolbar interactivity — selected-object display
**Status:** IN PROGRESS (health/name/flash DONE and visually confirmed 2026-06-20; formatted stack count, entry/slider, and partial stack transfers visually confirmed 2026-07-11; mana implementation complete, live gate pending; exact PK/pet health policy remains). Renumbered from #140 on the 2026-06-20 main merge — A7 Fix D held #140 on main; this branch's commits/spec still reference #140. **Status:** IN PROGRESS (health/name/flash DONE and visually confirmed 2026-06-20; formatted stack count, entry/slider, partial stack transfers, and selected-item mana visually confirmed 2026-07-11; exact PK/pet health policy remains). Renumbered from #140 on the 2026-06-20 main merge — A7 Fix D held #140 on main; this branch's commits/spec still reference #140.
**Severity:** MEDIUM **Severity:** MEDIUM
**Filed:** 2026-06-17 **Filed:** 2026-06-17
**Component:** ui — D.5 toolbar / selection **Component:** ui — D.5 toolbar / selection
@ -2061,7 +2061,7 @@ See divergence register **AP-59**.
- **D.5.3a (2026-06-18):** the Health meter (0x100001A1) + the object-name line (0x1000019F) + the overlay state (0x100001A0) are wired via `SelectedObjectController` (port of `gmToolbarUI::HandleSelectionChanged`); `SelectionChanged` event on `GameWindow`; `QueryHealth (0x01BF)` sent on select. Spec/plan: `docs/superpowers/specs|plans/2026-06-18-d53a-*`. Mana was deferred from this slice and lands in D.5.3c below. Divergence row AP-46 remains for exact health-target policy. - **D.5.3a (2026-06-18):** the Health meter (0x100001A1) + the object-name line (0x1000019F) + the overlay state (0x100001A0) are wired via `SelectedObjectController` (port of `gmToolbarUI::HandleSelectionChanged`); `SelectionChanged` event on `GameWindow`; `QueryHealth (0x01BF)` sent on select. Spec/plan: `docs/superpowers/specs|plans/2026-06-18-d53a-*`. Mana was deferred from this slice and lands in D.5.3c below. Divergence row AP-46 remains for exact health-target policy.
- **D.5.3a visual gate PASSED (2026-06-20):** name top-aligned in the bar sprite's black band, friendly NPCs/Doors name-only, players/monsters get the bar (gated on PWD BF_ATTACKABLE/BF_PLAYER), bar appears on assess/damage (UpdateHealth-driven, AP-47 retired), brief green selection flash. Fixed during the gate: the two magenta end-lines (UiMeter.DrawHBar resolved slice id 0 → 1x1 magenta placeholder → 1px caps), the stack-entry black box (hid 0x100001A3), and the flash being eaten by a framebuffer-dump diagnostic. Commits `8f627cc` (fixes), `0796585` (CLI apparatus). **Remaining for #141:** Mana meter (0x100001A2). - **D.5.3a visual gate PASSED (2026-06-20):** name top-aligned in the bar sprite's black band, friendly NPCs/Doors name-only, players/monsters get the bar (gated on PWD BF_ATTACKABLE/BF_PLAYER), bar appears on assess/damage (UpdateHealth-driven, AP-47 retired), brief green selection flash. Fixed during the gate: the two magenta end-lines (UiMeter.DrawHBar resolved slice id 0 → 1x1 magenta placeholder → 1px caps), the stack-entry black box (hid 0x100001A3), and the flash being eaten by a framebuffer-dump diagnostic. Commits `8f627cc` (fixes), `0796585` (CLI apparatus). **Remaining for #141:** Mana meter (0x100001A2).
- **D.5.3b implementation (2026-07-11):** stacked selection formats the retail `"%d %hs"` count/name, now preserving the wire `PluralName` selected by `NAME_APPROPRIATE`; reveals authored entry `0x100001A3` and horizontal DAT slider `0x100001A4`; initializes to the full stack; clamps entry edits; honors the entry's DAT right alignment; and uses the exact 1000-step slider conversion. The thumb retains its raw pointer position so minimum/maximum reach both endpoints. One Core `StackSplitQuantityState` feeds the controls plus selected-source merge, container split (`0x0055`), and ground split (`0x0056`). `GetObjectSplitSize @ 0x00586F00` ensures unselected objects still move their full stack. Partial transfers do not optimistically move the original because ACE creates the destination object with a new guid. Warning-free App Release + 4,697 tests; controls/polish, partial inventory split, and partial ground drop visually confirmed. - **D.5.3b implementation (2026-07-11):** stacked selection formats the retail `"%d %hs"` count/name, now preserving the wire `PluralName` selected by `NAME_APPROPRIATE`; reveals authored entry `0x100001A3` and horizontal DAT slider `0x100001A4`; initializes to the full stack; clamps entry edits; honors the entry's DAT right alignment; and uses the exact 1000-step slider conversion. The thumb retains its raw pointer position so minimum/maximum reach both endpoints. One Core `StackSplitQuantityState` feeds the controls plus selected-source merge, container split (`0x0055`), and ground split (`0x0056`). `GetObjectSplitSize @ 0x00586F00` ensures unselected objects still move their full stack. Partial transfers do not optimistically move the original because ACE creates the destination object with a new guid. Warning-free App Release + 4,697 tests; controls/polish, partial inventory split, and partial ground drop visually confirmed.
- **D.5.3c implementation (2026-07-11; live gate pending):** owned non-stack selections send retail `QueryItemMana (0x0263)`; `QueryItemManaResponse (0x0264)` now parses the trailing validity flag and flows through Core `ItemManaState`; valid matching responses reveal/fill authored meter `0x100001A2`, invalid responses cancel with guid zero, and changing selection cancels any visible mana or health query before hiding its meter. Stacked items stay exclusively on the split-control path. Named anchors: `CM_Item::Event_QueryItemMana @ 0x006A8610`, `DispatchUI_QueryItemManaResponse @ 0x006A84D0`, `gmToolbarUI::RecvNotice_UpdateItemMana @ 0x004BD0C0`. - **D.5.3c implementation + live gate (2026-07-11):** owned non-stack selections send retail `QueryItemMana (0x0263)`; `QueryItemManaResponse (0x0264)` now parses the trailing validity flag and flows through Core `ItemManaState`; valid matching responses reveal/fill authored meter `0x100001A2`, invalid responses cancel with guid zero, and changing selection cancels any visible mana or health query before hiding its meter. Stacked items stay exclusively on the split-control path. Live confirmation used an empty Mana Stone on a source magic item: the source was destroyed, its mana transferred into armor, and the selected armor's bar updated immediately from the server response. Named anchors: `CM_Item::Event_QueryItemMana @ 0x006A8610`, `DispatchUI_QueryItemManaResponse @ 0x006A84D0`, `gmToolbarUI::RecvNotice_UpdateItemMana @ 0x004BD0C0`.
**Files:** `src/AcDream.App/UI/Layout/ToolbarController.cs` + the selection/WorldPicker state (see `claude-memory/project_interaction_pipeline.md`). **Files:** `src/AcDream.App/UI/Layout/ToolbarController.cs` + the selection/WorldPicker state (see `claude-memory/project_interaction_pipeline.md`).

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@ -491,11 +491,11 @@ behavior. Estimated 1726 days focused work, 35 weeks calendar.
- **✓ SHIPPED — Wave 4.3b source-aware toolbar transactions.** Pure Core `ShortcutDropPlanner` ports `gmToolbarUI::HandleDropRelease @ 0x004BE7C0`: fresh inventory drops displace cyclically right (with wrap), shortcut aliases restore to their vacated source, duplicate objects are removed before placement, full bars intentionally lose the displaced entry when retail finds no empty slot, and every transaction is planned before local mutation then emitted in exact Remove/Add order. Full-stack rekey planning preserves the raw spell word. AP-102 retired; 4,646 automated tests pass; live inventory-to-occupied displacement and toolbar reorder gate passed 2026-07-11. - **✓ SHIPPED — Wave 4.3b source-aware toolbar transactions.** Pure Core `ShortcutDropPlanner` ports `gmToolbarUI::HandleDropRelease @ 0x004BE7C0`: fresh inventory drops displace cyclically right (with wrap), shortcut aliases restore to their vacated source, duplicate objects are removed before placement, full bars intentionally lose the displaced entry when retail finds no empty slot, and every transaction is planned before local mutation then emitted in exact Remove/Add order. Full-stack rekey planning preserves the raw spell word. AP-102 retired; 4,646 automated tests pass; live inventory-to-occupied displacement and toolbar reorder gate passed 2026-07-11.
- **✓ SHIPPED — Wave 4.3c remaining drop branches + stack merge.** `UiButton` now has a reusable retained item-drop-target seam; gmToolbarUI's inventory/backpack button accepts only fresh physical items, draws the exact authored green-arrow overlay `0x060011F7`, and sends them to the player container while shortcut aliases remain neutral. Pure Core `StackMergePlanner` ports `IsMergeAttemptLegal @ 0x00586F30` and `AttemptMerge @ 0x005878F0`; inventory drops try legal same-WCID stack merges before normal insertion, clamp `0x0054` amount to destination capacity, immediately broadcast retail's misleadingly named `FullMergingItem` notice to rekey the toolbar, and select the destination. Existing destination shortcuts are removed before rekey. Warning-free Release build and 4,660 tests pass; live stack-merge gate passed 2026-07-11. Backpack-button drop gate remains pending. - **✓ SHIPPED — Wave 4.3c remaining drop branches + stack merge.** `UiButton` now has a reusable retained item-drop-target seam; gmToolbarUI's inventory/backpack button accepts only fresh physical items, draws the exact authored green-arrow overlay `0x060011F7`, and sends them to the player container while shortcut aliases remain neutral. Pure Core `StackMergePlanner` ports `IsMergeAttemptLegal @ 0x00586F30` and `AttemptMerge @ 0x005878F0`; inventory drops try legal same-WCID stack merges before normal insertion, clamp `0x0054` amount to destination capacity, immediately broadcast retail's misleadingly named `FullMergingItem` notice to rekey the toolbar, and select the destination. Existing destination shortcuts are removed before rekey. Warning-free Release build and 4,660 tests pass; live stack-merge gate passed 2026-07-11. Backpack-button drop gate remains pending.
- **✓ SHIPPED — Wave 4.4a selected-stack controls and transfers.** `SelectedObjectController` formats retail's count-first `NAME_APPROPRIATE` stack name from the wire plural, reveals the authored right-aligned numeric entry and horizontal DAT slider, initializes both to the full stack, refreshes them on selected-object stack changes, and shares one Core split quantity with every item-holder transfer path. The thumb owns its raw pointer position so quantity 1 and maximum reach the exact endpoints; entry writes retain retail's `split/max` attribute behavior. Exact `ItemHolder::GetObjectSplitSize` selection scoping drives merge, split-to-container `0x0055`, and split-to-ground `0x0056`; partial splits wait for the server-created object instead of moving the source optimistically. Exact cdb-pinned 1000-step rounding, plural fallback, real-DAT media/alignment, pointer drag, and wire bytes have conformance tests. Warning-free App Release build and 4,697 tests passed; controls, partial inventory split, and partial ground drop were live-confirmed 2026-07-11. - **✓ SHIPPED — Wave 4.4a selected-stack controls and transfers.** `SelectedObjectController` formats retail's count-first `NAME_APPROPRIATE` stack name from the wire plural, reveals the authored right-aligned numeric entry and horizontal DAT slider, initializes both to the full stack, refreshes them on selected-object stack changes, and shares one Core split quantity with every item-holder transfer path. The thumb owns its raw pointer position so quantity 1 and maximum reach the exact endpoints; entry writes retain retail's `split/max` attribute behavior. Exact `ItemHolder::GetObjectSplitSize` selection scoping drives merge, split-to-container `0x0055`, and split-to-ground `0x0056`; partial splits wait for the server-created object instead of moving the source optimistically. Exact cdb-pinned 1000-step rounding, plural fallback, real-DAT media/alignment, pointer drag, and wire bytes have conformance tests. Warning-free App Release build and 4,697 tests passed; controls, partial inventory split, and partial ground drop were live-confirmed 2026-07-11.
- **IMPLEMENTED — Wave 4.4b selected-item mana.** Owned non-stack selections send exact `QueryItemMana 0x0263`; `0x0264` parses guid/fraction/trailing-valid into Core `ItemManaState`; valid matching responses reveal authored meter `0x100001A2`, invalid and visible selection-change paths cancel with guid zero. Health uses the same retail visible-meter cancellation rule. Wire/state/controller conformance is green in the 4,712-test Release suite; live gate pending. AP-101 now covers remaining toolbar controls only; AP-46 remains for exact PK/faction/pet health policy. - **SHIPPED — Wave 4.4b selected-item mana.** Owned non-stack selections send exact `QueryItemMana 0x0263`; `0x0264` parses guid/fraction/trailing-valid into Core `ItemManaState`; valid matching responses reveal authored meter `0x100001A2`, invalid and visible selection-change paths cancel with guid zero. Health uses the same retail visible-meter cancellation rule. Wire/state/controller conformance is green in the 4,712-test Release suite. Live Mana Stone source-destruction → armor-mana-transfer → bar-update gate passed 2026-07-11. AP-101 now covers remaining toolbar controls only; AP-46 remains for exact PK/faction/pet health policy.
- **✓ SHIPPED — Character window** (`LayoutDesc 0x2100002E`, `CharacterStatController`, 2026-06-26, same branch). **Visually user-confirmed 2026-06-26 — Attributes tab reads as retail.** Three tabs, header (name/heritage/PK), large-gold level number (dat font, `largeDatFont` 18px), "Total Experience (XP):" + "XP for next level:" captions, 9-row attribute list (icons + right-aligned values + Health/Stamina/Mana vitals), click-to-select (top/bottom selection bars + footer State-B "{Attr}: {value}" / "Experience To Raise: Infinity!" + affordability-gated raise triangles), centered footer. User noted "still needs some polish for later" — deferred to Issue #158. - **✓ SHIPPED — Character window** (`LayoutDesc 0x2100002E`, `CharacterStatController`, 2026-06-26, same branch). **Visually user-confirmed 2026-06-26 — Attributes tab reads as retail.** Three tabs, header (name/heritage/PK), large-gold level number (dat font, `largeDatFont` 18px), "Total Experience (XP):" + "XP for next level:" captions, 9-row attribute list (icons + right-aligned values + Health/Stamina/Mana vitals), click-to-select (top/bottom selection bars + footer State-B "{Attr}: {value}" / "Experience To Raise: Infinity!" + affordability-gated raise triangles), centered footer. User noted "still needs some polish for later" — deferred to Issue #158.
- **✓ SHIPPED — D.5.4 — Client object/item data model (foundation).** Shipped 2026-06-18 (`b506f53`..`a33e897`, 11 commits). Renamed `ItemRepository``ClientObjectTable` / `ItemInstance``ClientObject`; broadened the table to hold EVERY server object (retail `weenie_object_table` shape). `CreateObject` is now the canonical merge-upsert (`ClientObjectTable.Ingest`, retail `SetWeenieDesc` semantics) via a new Core.Net `ObjectTableWiring` (off GameWindow); `DeleteObject` evicts; `PlayerDescription` is a membership manifest (`RecordMembership`); live container-membership index (`GetContents`, retail `object_inventory_table`). `_liveEntityInfoByGuid` retired (selection/describe resolve from the one table). Root fix: the old enrich-existing-only `EnrichItem` dropped `CreateObject`s for items with no `PlayerDescription` stub — live-Coldeve 4/6 hotbar slots blank; items are now created, not dropped. **Crux resolved:** retail is TWO tables (`object_table` + `weenie_object_table`), NOT one — acdream's `WorldEntity` (3D system) + `ClientObjectTable` (data/UI) split was already architecturally faithful; the fix was the ingestion path, not a table unification. 2671 tests green. - **✓ SHIPPED — D.5.4 — Client object/item data model (foundation).** Shipped 2026-06-18 (`b506f53`..`a33e897`, 11 commits). Renamed `ItemRepository``ClientObjectTable` / `ItemInstance``ClientObject`; broadened the table to hold EVERY server object (retail `weenie_object_table` shape). `CreateObject` is now the canonical merge-upsert (`ClientObjectTable.Ingest`, retail `SetWeenieDesc` semantics) via a new Core.Net `ObjectTableWiring` (off GameWindow); `DeleteObject` evicts; `PlayerDescription` is a membership manifest (`RecordMembership`); live container-membership index (`GetContents`, retail `object_inventory_table`). `_liveEntityInfoByGuid` retired (selection/describe resolve from the one table). Root fix: the old enrich-existing-only `EnrichItem` dropped `CreateObject`s for items with no `PlayerDescription` stub — live-Coldeve 4/6 hotbar slots blank; items are now created, not dropped. **Crux resolved:** retail is TWO tables (`object_table` + `weenie_object_table`), NOT one — acdream's `WorldEntity` (3D system) + `ClientObjectTable` (data/UI) split was already architecturally faithful; the fix was the ingestion path, not a table unification. 2671 tests green.
- **Roadmap correction (2026-07-10):** the completion order is now the architecture-first campaign in `docs/superpowers/plans/2026-07-10-retail-ui-fidelity-completion.md`. Retail `gmToolbarUI` is object-only: preserve `ShortCutData.index_`, `objectID_`, and `spellID_`, but do not invent spell glyphs on this bar. `PlayerModule::favorite_spells_[8]` feeds separate spell bars. - **Roadmap correction (2026-07-10):** the completion order is now the architecture-first campaign in `docs/superpowers/plans/2026-07-10-retail-ui-fidelity-completion.md`. Retail `gmToolbarUI` is object-only: preserve `ShortCutData.index_`, `objectID_`, and `spellID_`, but do not invent spell glyphs on this bar. `PlayerModule::favorite_spells_[8]` feeds separate spell bars.
- **☐ D.5.3 — Toolbar selected-object display (issue #141).** Selected-item mana (`0x100001A2`) now has the exact `0x0263/0x0264` query, validity, visibility, and cancel path; live gate pending. Stack entry (`0x100001A3`), stack slider (`0x100001A4`), formatted count/name, shared split quantity, click-to-use, peace/war, and health/name are implemented. Remaining: exact PK/faction/pet health policy (AP-46). Exact raw `ShortCutData` preservation is already shipped in Wave 4.2; the eight `favorite_spells_` lists belong to the separate spellbook/spell-bar phase. - **☐ D.5.3 — Toolbar selected-object display (issue #141).** Selected-item mana (`0x100001A2`) has the exact `0x0263/0x0264` query, validity, visibility, and cancel path and passed its live gate. Stack entry (`0x100001A3`), stack slider (`0x100001A4`), formatted count/name, shared split quantity, click-to-use, peace/war, and health/name are implemented. Remaining: exact PK/faction/pet health policy (AP-46). Exact raw `ShortCutData` preservation is already shipped in Wave 4.2; the eight `favorite_spells_` lists belong to the separate spellbook/spell-bar phase.
- **☐ D.5.5+ — Core panels.** Inventory (`gmInventoryUI`/`gmBackpackUI`), equipment/paperdoll (`gmPaperDollUI`/`gm3DItemsUI` + the `UiViewport` 3D doll), vendor, trade, spellbook. Research drop done (`docs/research/2026-06-16-*`). Depends on **D.5.4** (data model) + the item-slot/list/icon spine (D.5.1/D.5.2) + the **window manager** (Plan 2: open/close/z-order/persist + faithful grip/dragbar drag-resize) + the drag-drop spine wired (`UiRoot` has the chain; the per-cell accept/drop hooks are still stubs in `UiField`). Also deferred from D.5.1: drag/reorder + the `AddShortcut`/`RemoveShortcut` mutate wire. - **☐ D.5.5+ — Core panels.** Inventory (`gmInventoryUI`/`gmBackpackUI`), equipment/paperdoll (`gmPaperDollUI`/`gm3DItemsUI` + the `UiViewport` 3D doll), vendor, trade, spellbook. Research drop done (`docs/research/2026-06-16-*`). Depends on **D.5.4** (data model) + the item-slot/list/icon spine (D.5.1/D.5.2) + the **window manager** (Plan 2: open/close/z-order/persist + faithful grip/dragbar drag-resize) + the drag-drop spine wired (`UiRoot` has the chain; the per-cell accept/drop hooks are still stubs in `UiField`). Also deferred from D.5.1: drag/reorder + the `AddShortcut`/`RemoveShortcut` mutate wire.
- **D.6 — HUD.** **Radar/compass IMPLEMENTED 2026-07-10; live-world visual gate pending.** It is the retained retail `gmRadarUI` (`LayoutDesc 0x21000074`): a 120×140 circular radar (`0x06004CC1`) with N/E/S/W token sprites orbiting the face, a fixed bright-green player marker, and the coordinate footer (`0x06004CC0`). Projection is `radarPixelRadius / radarRange` with 75 m outdoor / 25 m indoor ranges — there is no 1.18 factor or scrolling compass strip. It lives in `AcDream.App/UI` beside the other imported retail panels. Remaining D.6: target name plate, damage floaters, and other world-space HUD elements through the raw `TextRenderer` path. See slice 06 §A.2, `docs/research/2026-07-10-retail-radar-pseudocode.md`, and the named `gmRadarUI` decomp. - **D.6 — HUD.** **Radar/compass IMPLEMENTED 2026-07-10; live-world visual gate pending.** It is the retained retail `gmRadarUI` (`LayoutDesc 0x21000074`): a 120×140 circular radar (`0x06004CC1`) with N/E/S/W token sprites orbiting the face, a fixed bright-green player marker, and the coordinate footer (`0x06004CC0`). Projection is `radarPixelRadius / radarRange` with 75 m outdoor / 25 m indoor ranges — there is no 1.18 factor or scrolling compass strip. It lives in `AcDream.App/UI` beside the other imported retail panels. Remaining D.6: target name plate, damage floaters, and other world-space HUD elements through the raw `TextRenderer` path. See slice 06 §A.2, `docs/research/2026-07-10-retail-radar-pseudocode.md`, and the named `gmRadarUI` decomp.
- **✓ SHIPPED — D.7 — Cursor manager (user-confirmed 2026-07-11).** All reachable `ClientUISystem::UpdateCursorState @ 0x00564630` branches resolve through production DAT EnumIDMap table 6, with event-ordered global-default versus captured/hovered `MediaDescCursor` layering from `UIElementManager::CheckCursor @ 0x0045ABF0`. OS fallback remains only AP-72 and emits a visible diagnostic. The live gate covered world/object, combat, targeted-use, text, move/resize, and drag contexts; combat-indicator mouse clicks and the quick key share the same toggle command. - **✓ SHIPPED — D.7 — Cursor manager (user-confirmed 2026-07-11).** All reachable `ClientUISystem::UpdateCursorState @ 0x00564630` branches resolve through production DAT EnumIDMap table 6, with event-ordered global-default versus captured/hovered `MediaDescCursor` layering from `UIElementManager::CheckCursor @ 0x0045ABF0`. OS fallback remains only AP-72 and emits a visible diagnostic. The live gate covered world/object, combat, targeted-use, text, move/resize, and drag contexts; combat-indicator mouse clicks and the quick key share the same toggle command.

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@ -554,8 +554,10 @@ mana exchange: `CM_Item::Event_QueryItemMana @ 0x006A8610` sends `0x0263 + guid`
valid response. `ItemManaState` owns the parsed response; `SelectedObjectController` valid response. `ItemManaState` owns the parsed response; `SelectedObjectController`
queries only owned non-stack items, ignores stale-guid notices, cancels invalid/visible queries only owned non-stack items, ignores stale-guid notices, cancels invalid/visible
queries with guid zero, and applies the same visible-meter cancellation to health. queries with guid zero, and applies the same visible-meter cancellation to health.
Automated wire, state, and retained-controller conformance is green; live visual/action Automated wire, state, and retained-controller conformance is green. The live gate passed
confirmation remains pending. 2026-07-11: an empty Mana Stone consumed a source magic item, destroyed that source,
transferred its mana into armor, and the selected armor's authored mana bar updated from
the authoritative `0x0264` response.
**Wave 4.1 implementation (2026-07-11):** bare `1..9` now use slots 0..8, **Wave 4.1 implementation (2026-07-11):** bare `1..9` now use slots 0..8,
Ctrl+`1..9` selects them, Alt+`5..9` uses slots 13..17, and `0` creates a Ctrl+`1..9` selects them, Alt+`5..9` uses slots 13..17, and `0` creates a