Add existing to tracked

node_modules/@cesium/widgets/Source/Viewer/viewerCesium3DTilesInspectorMixin.js

@@ -0,0 +1,37 @@
+import { Check } from "@cesium/engine";
+import Cesium3DTilesInspector from "../Cesium3DTilesInspector/Cesium3DTilesInspector.js";
+
+/**
+ * A mixin which adds the {@link Cesium3DTilesInspector} widget to the {@link Viewer} widget.
+ * Rather than being called directly, this function is normally passed as
+ * a parameter to {@link Viewer#extend}, as shown in the example below.
+ * @function
+ *
+ * @param {Viewer} viewer The viewer instance.
+ *
+ * @example
+ * const viewer = new Cesium.Viewer('cesiumContainer');
+ * viewer.extend(Cesium.viewerCesium3DTilesInspectorMixin);
+ */
+function viewerCesium3DTilesInspectorMixin(viewer) {
+  //>>includeStart('debug', pragmas.debug);
+  Check.typeOf.object("viewer", viewer);
+  //>>includeEnd('debug');
+
+  const container = document.createElement("div");
+  container.className = "cesium-viewer-cesium3DTilesInspectorContainer";
+  viewer.container.appendChild(container);
+  const cesium3DTilesInspector = new Cesium3DTilesInspector(
+    container,
+    viewer.scene,
+  );
+
+  Object.defineProperties(viewer, {
+    cesium3DTilesInspector: {
+      get: function () {
+        return cesium3DTilesInspector;
+      },
+    },
+  });
+}
+export default viewerCesium3DTilesInspectorMixin;