Update index.html

index.html

@@ -136,14 +136,28 @@ vrButton.addEventListener("click", createXRExperience);
             const xrRay = motionController.getComponent("xr-standard-trigger");
 
             if (xrRay) {
+                let isProcessing = false; // Debounce flag
+
                 xrRay.onButtonStateChangedObservable.add(() => {
-                    if (xrRay.pressed) {
+                    if (xrRay.pressed && !isProcessing) {
+                        isProcessing = true;
+
+                        // Perform ray pick with minimal processing
                         const pickResult = scene.pickWithRay(controller.pointerRay);
+
                         if (pickResult.hit && pickResult.pickedMesh) {
                             if (pickResult.pickedMesh.name === "npc1") {
-                                openChat("npc1", "NPC-1", "Hello! How can I assist you today?");
+                                // Defer chat opening to avoid mid-frame changes
+                                setTimeout(() => {
+                                    openChat("npc1", "NPC-1", "Hello! How can I assist you today?");
+                                }, 0);
                             }
                         }
+
+                        // Allow further interactions after a short delay
+                        setTimeout(() => {
+                            isProcessing = false;
+                        }, 200); // Adjust delay as necessary
                     }
                 });
             }
@@ -152,6 +166,7 @@ vrButton.addEventListener("click", createXRExperience);
 }
 
 
+
         // Chat System with Transformers.js
         async function setupChat() {
             try {