Fix sorting of uniform items in the material properties

Co-authored-by: Chia-Hsiang Cheng <[email protected]>

scene/resources/material.cpp

@@ -257,23 +257,25 @@ void ShaderMaterial::_get_property_list(List<PropertyInfo> *p_list) const {
 			groups[last_group][last_subgroup].push_back(info);
 		}
 
-		// Sort groups alphabetically.
-		List<UniformProp> props;
+		List<String> group_names;
 		for (HashMap<String, HashMap<String, List<PropertyInfo>>>::Iterator group = groups.begin(); group; ++group) {
-			for (HashMap<String, List<PropertyInfo>>::Iterator subgroup = group->value.begin(); subgroup; ++subgroup) {
-				for (List<PropertyInfo>::Element *item = subgroup->value.front(); item; item = item->next()) {
-					if (subgroup->key == "<None>") {
-						props.push_back({ group->key, item->get() });
-					} else {
-						props.push_back({ group->key + "::" + subgroup->key, item->get() });
-					}
-				}
-			}
+			group_names.push_back(group->key);
 		}
-		props.sort_custom<UniformPropComparator>();
+		group_names.sort();
 
-		for (List<UniformProp>::Element *E = props.front(); E; E = E->next()) {
-			p_list->push_back(E->get().info);
+		for (const String &group_name : group_names) {
+			List<String> subgroup_names;
+			HashMap<String, List<PropertyInfo>> &subgroups = groups[group_name];
+			for (HashMap<String, List<PropertyInfo>>::Iterator subgroup = subgroups.begin(); subgroup; ++subgroup) {
+				subgroup_names.push_back(subgroup->key);
+			}
+			subgroup_names.sort();
+			for (const String &subgroup_name : subgroup_names) {
+				List<PropertyInfo> &prop_infos = subgroups[subgroup_name];
+				for (List<PropertyInfo>::Element *item = prop_infos.front(); item; item = item->next()) {
+					p_list->push_back(item->get());
+				}
+			}
 		}
 	}
 }

scene/resources/material.h

@@ -84,17 +84,6 @@ class ShaderMaterial : public Material {
 
 	HashMap<StringName, Variant> param_cache;
 
-	struct UniformProp {
-		String str;
-		PropertyInfo info;
-	};
-
-	struct UniformPropComparator {
-		bool operator()(const UniformProp &p_a, const UniformProp &p_b) const {
-			return p_a.str.naturalnocasecmp_to(p_b.str) < 0;
-		}
-	};
-
 protected:
 	bool _set(const StringName &p_name, const Variant &p_value);
 	bool _get(const StringName &p_name, Variant &r_ret) const;