Update index_sans_gif.js

index_sans_gif.js

@@ -219,17 +219,15 @@
     menuContent.style.display = (menuContent.style.display === 'block') ? 'none' : 'block';
   });
   
-  // Update the reset button to use the JSON cameraPosition.
+  // Reset button now restores the camera to its original position,
+  // as captured when the viewer was initialized.
   resetCameraBtn.addEventListener('click', function() {
     console.log("Reset camera button clicked.");
-    if (cameraInstance) {
-      if (config.cameraPosition &&
-          Array.isArray(config.cameraPosition) &&
-          config.cameraPosition.length === 3) {
-        cameraInstance.position.x = config.cameraPosition[0];
-        cameraInstance.position.y = config.cameraPosition[1];
-        cameraInstance.position.z = config.cameraPosition[2];
-        if (typeof cameraInstance.update === 'function') cameraInstance.update();
+    if (cameraInstance && initialCameraPosition && initialCameraRotation) {
+      cameraInstance.position = initialCameraPosition.clone();
+      cameraInstance.rotation = initialCameraRotation.clone();
+      if (typeof cameraInstance.update === 'function') {
+        cameraInstance.update();
       }
       if (controlsInstance && typeof controlsInstance.update === 'function') {
         controlsInstance.update();
@@ -244,16 +242,15 @@
     const renderer = new SPLAT.WebGLRenderer(canvas);
     const scene = new SPLAT.Scene();
     
-    // Create the camera with default initialization.
+    // Create the camera using default initialization.
     const camera = new SPLAT.Camera();
-    // Do NOT set the camera's position from JSON here.
     
     // Create OrbitControls after the camera is created.
     const controls = new SPLAT.OrbitControls(camera, canvas);
     
     cameraInstance = camera;
     controlsInstance = controls;
-    // Capture the camera's default initial values.
+    // Capture the camera's initial values.
     initialCameraPosition = camera.position.clone();
     initialCameraRotation = camera.rotation.clone();