fix no center bone for spring bone

M3-org · Oct 25, 2023 · 73e381d · 73e381d
1 parent 2366eb3
commit 73e381d
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/library/VRMExporterv0.js b/src/library/VRMExporterv0.js
@@ -463,7 +463,8 @@ export default class VRMExporterv0 {
         const boneGroups = [];
         rootSpringBones.forEach(springBone => {
             let boneIndex = findBoneIndex(springBone.name);
-            let centerIndex = findBoneIndex(springBone.center.name);
+            let centerIndex = findBoneIndex(springBone.center?.name);
+            if (centerIndex == -1) console.warn("no center bone for spring bone " + springBone.name);
             // springBone: bone:boneObject, center:boneObject, string:name, array:colliderGroup, settings:object,  
             const settings = springBone.settings;