Update js_scripts/galerie_double_v/script_double_v.js

js_scripts/galerie_double_v/script_double_v.js

@@ -305,9 +305,15 @@
   
   // --- Helper Function to Load a PLY Model ---
   async function loadModel(url) {
-    // Clear the current model from the scene.
-    if (scene && typeof scene.clear === 'function') {
-      scene.clear();
+    // Ensure only one PLY is displayed at a time by clearing the scene.
+    if (scene) {
+      if (typeof scene.clear === 'function') {
+        scene.clear();
+      } else if (scene.children && scene.children.length) {
+        while (scene.children.length > 0) {
+          scene.remove(scene.children[0]);
+        }
+      }
     }
     progressDialog.style.display = 'block';
     progressIndicator.value = 0;