Use const ref parameters in the GLTF module

modules/gltf/structures/gltf_node.cpp

@@ -85,7 +85,7 @@ void GLTFNode::_bind_methods() {
 String GLTFNode::get_original_name() {
 	return original_name;
 }
-void GLTFNode::set_original_name(String p_name) {
+void GLTFNode::set_original_name(const String &p_name) {
 	original_name = p_name;
 }
 
@@ -109,7 +109,7 @@ Transform3D GLTFNode::get_xform() {
 	return transform;
 }
 
-void GLTFNode::set_xform(Transform3D p_xform) {
+void GLTFNode::set_xform(const Transform3D &p_xform) {
 	transform = p_xform;
 }
 
@@ -149,7 +149,7 @@ Vector3 GLTFNode::get_position() {
 	return transform.origin;
 }
 
-void GLTFNode::set_position(Vector3 p_position) {
+void GLTFNode::set_position(const Vector3 &p_position) {
 	transform.origin = p_position;
 }
 
@@ -157,7 +157,7 @@ Quaternion GLTFNode::get_rotation() {
 	return transform.basis.get_rotation_quaternion();
 }
 
-void GLTFNode::set_rotation(Quaternion p_rotation) {
+void GLTFNode::set_rotation(const Quaternion &p_rotation) {
 	transform.basis.set_quaternion_scale(p_rotation, transform.basis.get_scale());
 }
 
@@ -165,16 +165,16 @@ Vector3 GLTFNode::get_scale() {
 	return transform.basis.get_scale();
 }
 
-void GLTFNode::set_scale(Vector3 p_scale) {
+void GLTFNode::set_scale(const Vector3 &p_scale) {
 	transform.basis = transform.basis.orthonormalized() * Basis::from_scale(p_scale);
 }
 
 Vector<int> GLTFNode::get_children() {
-	return children;
+	return Vector<int>(children);
 }
 
-void GLTFNode::set_children(Vector<int> p_children) {
-	children = p_children;
+void GLTFNode::set_children(const Vector<int> &p_children) {
+	children = Vector<int>(p_children);
 }
 
 void GLTFNode::append_child_index(int p_child_index) {