3 files changed, 21 insertions, 12 deletions
diff --git a/scene/3d/mesh_instance_3d.cpp b/scene/3d/mesh_instance_3d.cpp
index 31993f898d..a76f4dd0d5 100644
--- a/scene/3d/mesh_instance_3d.cpp
+++ b/scene/3d/mesh_instance_3d.cpp
@@ -115,8 +115,8 @@ void MeshInstance3D::set_mesh(const Ref<Mesh> &p_mesh) {
 
 	if (mesh.is_valid()) {
 		mesh->connect(CoreStringNames::get_singleton()->changed, callable_mp(this, &MeshInstance3D::_mesh_changed));
-		_mesh_changed();
 		set_base(mesh->get_rid());
+		_mesh_changed();
 	} else {
 		blend_shape_tracks.clear();
 		blend_shape_properties.clear();
@@ -380,6 +380,13 @@ void MeshInstance3D::_mesh_changed() {
 		}
 	}
 
+	int surface_count = mesh->get_surface_count();
+	for (int surface_index = 0; surface_index < surface_count; ++surface_index) {
+		if (surface_override_materials[surface_index].is_valid()) {
+			RS::get_singleton()->instance_set_surface_override_material(get_instance(), surface_index, surface_override_materials[surface_index]->get_rid());
+		}
+	}
+
 	update_gizmos();
 }
 
diff --git a/scene/3d/skeleton_3d.cpp b/scene/3d/skeleton_3d.cpp
index 1bc138704e..e04e1866db 100644
--- a/scene/3d/skeleton_3d.cpp
+++ b/scene/3d/skeleton_3d.cpp
@@ -315,9 +315,7 @@ void Skeleton3D::_notification(int p_what) {
 					rs->skeleton_bone_set_transform(skeleton, i, bonesptr[bone_index].pose_global * skin->get_bind_pose(i));
 				}
 			}
-#ifdef TOOLS_ENABLED
 			emit_signal(SceneStringNames::get_singleton()->pose_updated);
-#endif // TOOLS_ENABLED
 		} break;
 
 #ifndef _3D_DISABLED
@@ -603,18 +601,25 @@ void Skeleton3D::unparent_bone_and_rest(int p_bone) {
 int Skeleton3D::get_bone_parent(int p_bone) const {
 	const int bone_size = bones.size();
 	ERR_FAIL_INDEX_V(p_bone, bone_size, -1);
-
+	if (process_order_dirty) {
+		const_cast<Skeleton3D *>(this)->_update_process_order();
+	}
 	return bones[p_bone].parent;
 }
 
-Vector<int> Skeleton3D::get_bone_children(int p_bone) {
+Vector<int> Skeleton3D::get_bone_children(int p_bone) const {
 	const int bone_size = bones.size();
 	ERR_FAIL_INDEX_V(p_bone, bone_size, Vector<int>());
+	if (process_order_dirty) {
+		const_cast<Skeleton3D *>(this)->_update_process_order();
+	}
 	return bones[p_bone].child_bones;
 }
 
-Vector<int> Skeleton3D::get_parentless_bones() {
-	_update_process_order();
+Vector<int> Skeleton3D::get_parentless_bones() const {
+	if (process_order_dirty) {
+		const_cast<Skeleton3D *>(this)->_update_process_order();
+	}
 	return parentless_bones;
 }
 
diff --git a/scene/3d/skeleton_3d.h b/scene/3d/skeleton_3d.h
index 79feadf44f..5e49dfa1f4 100644
--- a/scene/3d/skeleton_3d.h
+++ b/scene/3d/skeleton_3d.h
@@ -191,11 +191,8 @@ public:
 
 	void unparent_bone_and_rest(int p_bone);
 
-	Vector<int> get_bone_children(int p_bone);
-	void set_bone_children(int p_bone, Vector<int> p_children);
-	void add_bone_child(int p_bone, int p_child);
-	void remove_bone_child(int p_bone, int p_child);
-	Vector<int> get_parentless_bones();
+	Vector<int> get_bone_children(int p_bone) const;
+	Vector<int> get_parentless_bones() const;
 
 	int get_bone_count() const;