Sort blend shapes in the inspector by ID instead of alphabetically

Blend shapes (morph targets, shape keys) should be sorted by the physical order of the blend shapes, and that index should be converted to a name string.

scene/3d/mesh_instance_3d.cpp

@@ -87,17 +87,9 @@ bool MeshInstance3D::_get(const StringName &p_name, Variant &r_ret) const {
 }
 
 void MeshInstance3D::_get_property_list(List<PropertyInfo> *p_list) const {
-	List<String> ls;
-	for (const KeyValue<StringName, int> &E : blend_shape_properties) {
-		ls.push_back(E.key);
-	}
-
-	ls.sort();
-
-	for (const String &E : ls) {
-		p_list->push_back(PropertyInfo(Variant::FLOAT, E, PROPERTY_HINT_RANGE, "-1,1,0.00001"));
+	for (uint32_t i = 0; i < blend_shape_tracks.size(); i++) {
+		p_list->push_back(PropertyInfo(Variant::FLOAT, vformat("blend_shapes/%s", String(mesh->get_blend_shape_name(i))), PROPERTY_HINT_RANGE, "-1,1,0.00001"));
 	}
-
 	if (mesh.is_valid()) {
 		for (int i = 0; i < mesh->get_surface_count(); i++) {
 			p_list->push_back(PropertyInfo(Variant::OBJECT, vformat("%s/%d", PNAME("surface_material_override"), i), PROPERTY_HINT_RESOURCE_TYPE, "BaseMaterial3D,ShaderMaterial", PROPERTY_USAGE_DEFAULT));
@@ -142,6 +134,7 @@ int MeshInstance3D::get_blend_shape_count() const {
 	}
 	return mesh->get_blend_shape_count();
 }
+
 int MeshInstance3D::find_blend_shape_by_name(const StringName &p_name) {
 	if (mesh.is_null()) {
 		return -1;
@@ -153,11 +146,13 @@ int MeshInstance3D::find_blend_shape_by_name(const StringName &p_name) {
 	}
 	return -1;
 }
+
 float MeshInstance3D::get_blend_shape_value(int p_blend_shape) const {
 	ERR_FAIL_COND_V(mesh.is_null(), 0.0);
 	ERR_FAIL_INDEX_V(p_blend_shape, (int)blend_shape_tracks.size(), 0);
 	return blend_shape_tracks[p_blend_shape];
 }
+
 void MeshInstance3D::set_blend_shape_value(int p_blend_shape, float p_value) {
 	ERR_FAIL_COND(mesh.is_null());
 	ERR_FAIL_INDEX(p_blend_shape, (int)blend_shape_tracks.size());