New function: reset tileset styling

public/js/appCesium.js

@@ -302,3 +302,17 @@ const activate3DTileFeaturePicking = function () {
 };
 
 activate3DTileFeaturePicking();
+
+/**
+ * Reset the styling for all buildings contained in a 3D tileset. The default colour is `white`
+ *
+ * @param {Object} targetTileset The 3D tileset to be styled
+ * @returns {undefined} undefined
+ */
+const resetStylingForAllBuildings = function (targetTileset) {
+  targetTileset.style = new Cesium.Cesium3DTileStyle({
+    color: {
+      conditions: [["true", 'color("white")']],
+    },
+  });
+};