Fix: Clipping bug

issues/issue4.md

@@ -74,6 +74,8 @@ and scaling becomes ineffective after the error.
     practical visible bounds and appear clipped.
 12. Ferris/demogorgon packaged backgrounds are gradient-magenta (not exact `#FF00FF`), requiring a
     border-connected magenta-family mask instead of exact-key assumptions.
+13. Clipping persisted because sprite rendering scale followed snapshot/requested scale directly
+    instead of fitting to the actual post-clamp window size.
 
 ## Fix Plan
 
@@ -142,6 +144,12 @@ Implemented:
 17. `frontend/tauri-ui/src/renderer/pixi_pet.ts`
 - added deterministic border-connected strong-magenta flood-fill cleanup pass so non-`#FF00FF`
   gradient backgrounds are removed consistently in packaged ferris/demogorgon atlases.
+18. `frontend/tauri-ui/src/main.tsx`
+- changed scale flow to window-driven fit semantics: scale request resizes/clamps main window and
+  then persists effective scale derived from applied window size.
+19. `frontend/tauri-ui/src/renderer/pixi_pet.ts`
+- renderer sprite scale is now derived from current canvas/window size each layout pass, removing
+  clipping caused by mismatch between requested scale and bounded window dimensions.
 
 ## Verification
 
@@ -181,6 +189,8 @@ Implemented:
 - `2026-02-14 00:00` - codex - `Fix Implemented` - added integer-safe physical setPosition and HSV magenta cleanup strategy.
 - `2026-02-14 00:00` - reporter - `In Progress` - reported remaining default clipping and ferris magenta background persistence.
 - `2026-02-14 00:00` - codex - `Fix Implemented` - tightened work-area scale guard and added border-connected strong-magenta cleanup pass.
+- `2026-02-14 00:00` - reporter - `In Progress` - reported clipping still present on `default` and `demogorgon` after prior fixes.
+- `2026-02-14 00:00` - codex - `Fix Implemented` - moved tauri scale to window-driven effective-fit persistence and renderer fit-to-window scaling.
 
 ## Closure