From c6ce76be04a9ad19132018fef7f3f5b379115094 Mon Sep 17 00:00:00 2001
From: Victor Giers <mail@victorgiers.com>
Date: Wed, 15 Apr 2026 14:57:05 +0200
Subject: [PATCH] Add activeSelectionId to ViewportPanel and updateViewportHost

---
 src/viewport-three/ViewportPanel.tsx | 3 +++
 src/viewport-three/viewport-host.ts  | 6 +++++-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/viewport-three/ViewportPanel.tsx b/src/viewport-three/ViewportPanel.tsx
index 39fb2532..c08dfb74 100644
--- a/src/viewport-three/ViewportPanel.tsx
+++ b/src/viewport-three/ViewportPanel.tsx
@@ -61,6 +61,7 @@ interface ViewportPanelProps {
   whiteboxSnapStep: number;
   viewportGridVisible: boolean;
   selection: EditorSelection;
+  activeSelectionId: string | null;
   toolMode: ToolMode;
   toolPreview: ViewportToolPreview;
   transformSession: TransformSessionState;
@@ -132,6 +133,7 @@ export function ViewportPanel({
   whiteboxSnapStep,
   viewportGridVisible,
   selection,
+  activeSelectionId,
   toolMode,
   toolPreview,
   transformSession,
@@ -191,6 +193,7 @@ export function ViewportPanel({
         whiteboxSnapStep={whiteboxSnapStep}
         viewportGridVisible={viewportGridVisible}
         selection={selection}
+        activeSelectionId={activeSelectionId}
         toolMode={toolMode}
         toolPreview={toolPreview}
         transformSession={transformSession}
diff --git a/src/viewport-three/viewport-host.ts b/src/viewport-three/viewport-host.ts
index 75c3b1df..665b49e1 100644
--- a/src/viewport-three/viewport-host.ts
+++ b/src/viewport-three/viewport-host.ts
@@ -925,7 +925,11 @@ export class ViewportHost {
     this.applyWorld();
 
     if (this.currentDocument !== null) {
-      this.updateDocument(this.currentDocument, this.currentSelection);
+      this.updateDocument(
+        this.currentDocument,
+        this.currentSelection,
+        this.currentActiveSelectionId
+      );
     }
   }