From 4b8dbcf7ec08d660d40453d46f2027f9759ee2ae Mon Sep 17 00:00:00 2001
From: ousttrue <ousttrue@gmail.com>
Date: Fri, 26 Jun 2026 11:17:39 +0900
Subject: [PATCH] SceneView.duringSceneGui

---
 .../VRM10/Editor/VRM10SpringBoneWindow.cs     | 33 ++++++++++++++++++-
 Packages/VRM10/Editor/Vrm10InstanceEditor.cs  | 16 ---------
 2 files changed, 32 insertions(+), 17 deletions(-)

diff --git a/Packages/VRM10/Editor/VRM10SpringBoneWindow.cs b/Packages/VRM10/Editor/VRM10SpringBoneWindow.cs
index 6c8e50db2..9189d2cdd 100644
--- a/Packages/VRM10/Editor/VRM10SpringBoneWindow.cs
+++ b/Packages/VRM10/Editor/VRM10SpringBoneWindow.cs
@@ -12,7 +12,6 @@ namespace UniVRM10
         ObjectField m_target;
         SerializedObject serializedObject;
         ListView m_springs;
-        public int SelectedIndex => m_springs.selectedIndex;
         Vrm10Instance Vrm
         {
             get
@@ -93,5 +92,37 @@ namespace UniVRM10
             selected.style.marginLeft = 12;
             splitView.Add(selected);
         }
+
+        private void OnEnable()
+        {
+            SceneView.duringSceneGui += OnSceneGUI;
+        }
+
+        private void OnDisable()
+        {
+            SceneView.duringSceneGui -= OnSceneGUI;
+        }
+
+        void OnSceneGUI(SceneView sceneView)
+        {
+            HandleUtility.Repaint();
+
+            // 選択中の SpringBone
+            if (m_springs != null && m_springs.selectedIndex >= 0
+                && m_springs.selectedIndex < Vrm.SpringBone.Springs.Count)
+            {
+                Handles.color = Color.red;
+                var selected = Vrm.SpringBone.Springs[m_springs.selectedIndex];
+                for (int i = 1; i < selected.Joints.Count; ++i)
+                {
+                    var head = selected.Joints[i - 1];
+                    var tail = selected.Joints[i];
+                    if (head != null && tail != null)
+                    {
+                        Handles.DrawLine(head.transform.position, tail.transform.position);
+                    }
+                }
+            }
+        }
     }
 }
\ No newline at end of file
diff --git a/Packages/VRM10/Editor/Vrm10InstanceEditor.cs b/Packages/VRM10/Editor/Vrm10InstanceEditor.cs
index 8184818c9..1f41bd7af 100644
--- a/Packages/VRM10/Editor/Vrm10InstanceEditor.cs
+++ b/Packages/VRM10/Editor/Vrm10InstanceEditor.cs
@@ -463,22 +463,6 @@ namespace UniVRM10
 
             // 親指のガイド          
             DrawThumbGuide(target as Vrm10Instance);
-
-            // 選択中の SpringBone
-            if (m_springBone != null && m_springBone.SelectedIndex >= 0 && m_springBone.SelectedIndex < m_instance.SpringBone.Springs.Count)
-            {
-                Handles.color = Color.red;
-                var selected = m_instance.SpringBone.Springs[m_springBone.SelectedIndex];
-                for (int i = 1; i < selected.Joints.Count; ++i)
-                {
-                    var head = selected.Joints[i - 1];
-                    var tail = selected.Joints[i];
-                    if (head != null && tail != null)
-                    {
-                        Handles.DrawLine(head.transform.position, tail.transform.position);
-                    }
-                }
-            }
         }
 
         static void DrawThumbGuide(Vrm10Instance instance)