Update app.py

app.py

@@ -448,7 +448,11 @@ def draw_mask(l, t, v, d, evt: gr.EventData):
 load_model="""
 async(f, c, o)=>{
   if (document.getElementById("iframe3D")) {
-    document.getElementById("iframe3D").src = "index.htm?o=" + encodeURIComponent(o) + "&c=" + encodeURIComponent(c) + "&file=" + f.path;
+    document.getElementById("iframe3D").src = "index.htm?file=" + f.path;
+    document.getElementById("iframe3D").onload = function() {
+      document.getElementById("iframe3D").contentDocument.getElementById("coords").value = c;
+      document.getElementById("iframe3D").contentDocument.getElementById("order").value = o;
+    }
     toggleDisplay("model");
   }
 }