From c0582646fcbd25b1eb9415a55f8d05864ad4470a Mon Sep 17 00:00:00 2001
From: Soon Wang <wangshunnn@gmail.com>
Date: Thu, 25 Jun 2026 14:50:26 +0800
Subject: [PATCH] fix(rn): synchronize offsetYShared with itemRawH for correct
 wheel animation rendering

---
 .../components/react/mpx-picker-view-column/index.tsx  | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/packages/webpack-plugin/lib/runtime/components/react/mpx-picker-view-column/index.tsx b/packages/webpack-plugin/lib/runtime/components/react/mpx-picker-view-column/index.tsx
index 32512ce4c8..e47f30f760 100644
--- a/packages/webpack-plugin/lib/runtime/components/react/mpx-picker-view-column/index.tsx
+++ b/packages/webpack-plugin/lib/runtime/components/react/mpx-picker-view-column/index.tsx
@@ -136,6 +136,16 @@ const _PickerViewColumn = forwardRef<HandlerRef<ScrollView & View, ColumnProps>,
     }
   }, [])
 
+  // `contentOffset` prop sets visual position but does not fire scroll events,
+  // so `offsetYShared` (from `useScrollViewOffset`) stays at 0 until the user scrolls.
+  // Directly sync it whenever `itemRawH` is established so wheel animation renders correctly.
+  useEffect(() => {
+    if (!itemRawH || dragging.current || scrolling.current) {
+      return
+    }
+    offsetYShared.value = activeIndex.current * itemRawH
+  }, [itemRawH])
+
   useEffect(() => {
     if (
       !scrollViewRef.current ||