4 files changed, 19 insertions, 3 deletions
diff --git a/scene/3d/mesh_instance.cpp b/scene/3d/mesh_instance.cpp
index 50ca466df3..493806fc78 100644
--- a/scene/3d/mesh_instance.cpp
+++ b/scene/3d/mesh_instance.cpp
@@ -154,10 +154,10 @@ void MeshInstance::_resolve_skeleton_path() {
 	if (!skeleton_path.is_empty()) {
 		Skeleton *skeleton = Object::cast_to<Skeleton>(get_node(skeleton_path));
 		if (skeleton) {
-			new_skin_reference = skeleton->register_skin(skin);
-			if (skin.is_null()) {
+			new_skin_reference = skeleton->register_skin(skin_internal);
+			if (skin_internal.is_null()) {
 				//a skin was created for us
-				skin = new_skin_reference->get_skin();
+				skin_internal = new_skin_reference->get_skin();
 				_change_notify();
 			}
 		}
@@ -173,6 +173,7 @@ void MeshInstance::_resolve_skeleton_path() {
 }
 
 void MeshInstance::set_skin(const Ref<Skin> &p_skin) {
+	skin_internal = p_skin;
 	skin = p_skin;
 	if (!is_inside_tree())
 		return;
diff --git a/scene/3d/mesh_instance.h b/scene/3d/mesh_instance.h
index 77ead75dd3..91617341ba 100644
--- a/scene/3d/mesh_instance.h
+++ b/scene/3d/mesh_instance.h
@@ -43,6 +43,7 @@ class MeshInstance : public GeometryInstance {
 protected:
 	Ref<Mesh> mesh;
 	Ref<Skin> skin;
+	Ref<Skin> skin_internal;
 	Ref<SkinReference> skin_ref;
 	NodePath skeleton_path;
 
diff --git a/scene/3d/physics_body.cpp b/scene/3d/physics_body.cpp
index 6049b6cdb4..dff1b07f3e 100644
--- a/scene/3d/physics_body.cpp
+++ b/scene/3d/physics_body.cpp
@@ -1554,6 +1554,14 @@ bool PhysicalBone::JointData::_get(const StringName &p_name, Variant &r_ret) con
 void PhysicalBone::JointData::_get_property_list(List<PropertyInfo> *p_list) const {
 }
 
+void PhysicalBone::apply_central_impulse(const Vector3 &p_impulse) {
+	PhysicsServer::get_singleton()->body_apply_central_impulse(get_rid(), p_impulse);
+}
+
+void PhysicalBone::apply_impulse(const Vector3 &p_pos, const Vector3 &p_impulse) {
+	PhysicsServer::get_singleton()->body_apply_impulse(get_rid(), p_pos, p_impulse);
+}
+
 bool PhysicalBone::PinJointData::_set(const StringName &p_name, const Variant &p_value, RID j) {
 	if (JointData::_set(p_name, p_value, j)) {
 		return true;
@@ -2216,6 +2224,9 @@ void PhysicalBone::_direct_state_changed(Object *p_state) {
 }
 
 void PhysicalBone::_bind_methods() {
+	ClassDB::bind_method(D_METHOD("apply_central_impulse", "impulse"), &PhysicalBone::apply_central_impulse);
+	ClassDB::bind_method(D_METHOD("apply_impulse", "position", "impulse"), &PhysicalBone::apply_impulse);
+
 	ClassDB::bind_method(D_METHOD("_direct_state_changed"), &PhysicalBone::_direct_state_changed);
 
 	ClassDB::bind_method(D_METHOD("set_joint_type", "joint_type"), &PhysicalBone::set_joint_type);
diff --git a/scene/3d/physics_body.h b/scene/3d/physics_body.h
index 0967cb9cd5..de1944bdf0 100644
--- a/scene/3d/physics_body.h
+++ b/scene/3d/physics_body.h
@@ -636,6 +636,9 @@ public:
 	void set_gravity_scale(real_t p_gravity_scale);
 	real_t get_gravity_scale() const;
 
+	void apply_central_impulse(const Vector3 &p_impulse);
+	void apply_impulse(const Vector3 &p_pos, const Vector3 &p_impulse);
+	
 	PhysicalBone();
 	~PhysicalBone();