From 5af7c58febddd5df6e42fa639731d10f5a8a2b6a Mon Sep 17 00:00:00 2001
From: kaikoga <info@mail.kaikoga.net>
Date: Sun, 22 Oct 2023 07:21:17 +0900
Subject: [PATCH] support VRM0 SpringBone

---
 .../OptimizationPasses/GCGameObjectsPass.cs   | 27 +++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/Editor/OptimizationPasses/GCGameObjectsPass.cs b/Editor/OptimizationPasses/GCGameObjectsPass.cs
index 33e0689f..d08761bb 100644
--- a/Editor/OptimizationPasses/GCGameObjectsPass.cs
+++ b/Editor/OptimizationPasses/GCGameObjectsPass.cs
@@ -7,6 +7,10 @@ using UnityEngine;
 using VRC.SDK3.Dynamics.PhysBone.Components;
 #endif
 
+#if MA_VRM0
+using VRM;
+#endif
+
 namespace nadena.dev.modular_avatar.core.editor
 {
     /// <summary>
@@ -66,6 +70,13 @@ namespace nadena.dev.modular_avatar.core.editor
                             break;
 #endif
 
+#if MA_VRM0
+                        case VRMSpringBone sb:
+                            MarkObject(obj);
+                            MarkSpringBone(sb);
+                            break;
+#endif
+
                         case AvatarTagComponent _:
                             // Tag components will not be retained at runtime, so pretend they're not there.
                             break;
@@ -147,6 +158,22 @@ namespace nadena.dev.modular_avatar.core.editor
         }
 #endif
 
+#if MA_VRM0
+        private void MarkSpringBone(VRMSpringBone sb)
+        {
+            foreach (var rootBone in sb.RootBones)
+            {
+                foreach (var obj in GameObjects(rootBone.gameObject))
+                {
+                    MarkObject(obj);
+                }
+            }
+
+            // Mark etc
+            MarkAllReferencedObjects(sb);
+        }
+#endif
+
         private void MarkAllReferencedObjects(Component component)
         {
             var so = new SerializedObject(component);