Update viewer.js

viewer.js

@@ -23,18 +23,11 @@ function hexToRgbaArray(hex) {
       (num & 0xFF) / 255
     ];
   } catch (e) {
-    alert("hexToRgbaArray error: " + e);
     return [1, 1, 1, 1];
   }
 }
 
 export async function initializeViewer(config, instanceId) {
-  alert("initializeViewer: start");
-
-  if (viewerInitialized) {
-    alert("Already initialized!");
-    return;
-  }
 
   const isIOS = /iPad|iPhone|iPod/.test(navigator.userAgent) && !window.MSStream;
   const isMobile = isIOS || /Android/i.test(navigator.userAgent);
@@ -106,12 +99,10 @@ export async function initializeViewer(config, instanceId) {
 
     if (progressDialog) progressDialog.style.display = 'block';
 
-    alert("Canvas created. Loading PlayCanvas...");
 
     if (!pc) {
       pc = await import("https://cdn.jsdelivr.net/npm/playcanvas@latest/+esm");
       window.pc = pc;
-      alert("PlayCanvas imported.");
     }
 
     // Create app and graphics device
@@ -124,9 +115,7 @@ export async function initializeViewer(config, instanceId) {
         antialias: false
       });
       device.maxPixelRatio = Math.min(window.devicePixelRatio, 2);
-      alert("Graphics device created.");
     } catch (e) {
-      alert("Graphics device error: " + e);
       throw e;
     }
 
@@ -154,14 +143,13 @@ export async function initializeViewer(config, instanceId) {
     app.setCanvasFillMode(pc.FILLMODE_NONE);
     app.setCanvasResolution(pc.RESOLUTION_AUTO);
 
-    alert("App created.");
 
     // Resizing
     resizeObserver = new ResizeObserver(entries => {
       entries.forEach(entry => {
         try {
           app.resizeCanvas(entry.contentRect.width, entry.contentRect.height);
-        } catch (e) { alert("resizeCanvas error: " + e); }
+        } catch (e) { }
       });
     });
     resizeObserver.observe(viewerContainer);
@@ -169,7 +157,7 @@ export async function initializeViewer(config, instanceId) {
     window.addEventListener('resize', () => {
       try {
         app.resizeCanvas(viewerContainer.clientWidth, viewerContainer.clientHeight);
-      } catch (e) { alert("resizeCanvas error: " + e); }
+      } catch (e) { }
     });
     app.on('destroy', () => resizeObserver.disconnect());
 
@@ -182,25 +170,23 @@ export async function initializeViewer(config, instanceId) {
     for (const key in assets) app.assets.add(assets[key]);
 
     // Individual asset error listeners
-    assets.sogs.on('error', (err) => { alert("SOGS asset error: " + err); });
-    assets.orbit.on('error', (err) => { alert("Orbit-camera.js asset error: " + err); });
-    if (assets.glb) assets.glb.on('error', (err) => { alert("GLB asset error: " + err); });
+    assets.sogs.on('error', (err) => { });
+    assets.orbit.on('error', (err) => { });
+    if (assets.glb) assets.glb.on('error', (err) => { });
 
-    assets.sogs.ready(() => { alert("SOGS asset ready."); });
-    assets.orbit.ready(() => { alert("orbit-camera.js asset ready."); });
-    if (assets.glb) assets.glb.ready(() => { alert("GLB asset ready."); });
+    assets.sogs.ready(() => { });
+    assets.orbit.ready(() => { });
+    if (assets.glb) assets.glb.ready(() => { });
 
     const loader = new pc.AssetListLoader(Object.values(assets), app.assets);
 
-    loader.on('error', (err) => { alert("Asset loader error: " + err); });
+    loader.on('error', (err) => { });
 
     loader.load(() => {
-      alert("All assets loaded. Starting app...");
 
       try {
         app.start();
       } catch (e) {
-        alert("app.start() error: " + e);
         throw e;
       }
 
@@ -214,9 +200,7 @@ export async function initializeViewer(config, instanceId) {
         modelEntity.setLocalEulerAngles(modelRotationX, modelRotationY, modelRotationZ);
         modelEntity.setLocalScale(modelScale, modelScale, modelScale);
         app.root.addChild(modelEntity);
-        alert("Model entity added!");
       } catch (e) {
-        alert("Model entity error: " + e);
         throw e;
       }
 
@@ -225,11 +209,8 @@ export async function initializeViewer(config, instanceId) {
         if (assets.glb && assets.glb.resource && assets.glb.resource.instantiateRenderEntity) {
           const glbEntity = assets.glb.resource.instantiateRenderEntity();
           app.root.addChild(glbEntity);
-          alert("GLB entity added.");
         }
-      } catch (e) {
-        alert("GLB entity error: " + e);
-      }
+      } catch (e) { }
 
       // CAMERA
       try {
@@ -263,24 +244,15 @@ export async function initializeViewer(config, instanceId) {
         cameraEntity.script.create('orbitCameraInputTouch');
         app.root.addChild(cameraEntity);
 
-        alert("Camera added.");
-      } catch (e) {
-        alert("Camera error: " + e);
-      }
+      } catch (e) { }
 
       try {
         app.resizeCanvas(viewerContainer.clientWidth, viewerContainer.clientHeight);
-        alert("resizeCanvas called.");
-      } catch (e) {
-        alert("resizeCanvas error: " + e);
-      }
+      } catch (e) { }
 
       try {
         app.once('update', () => resetViewerCamera());
-        alert("resetViewerCamera scheduled.");
-      } catch (e) {
-        alert("resetViewerCamera schedule error: " + e);
-      }
+      } catch (e) { }
 
       // Tooltips support (optional)
       try {
@@ -294,35 +266,26 @@ export async function initializeViewer(config, instanceId) {
               defaultVisible: !!config.showTooltipsDefault,
               moveDuration: config.tooltipMoveDuration || 0.6
             });
-            alert("Tooltips loaded.");
-          }).catch(e => { alert("Tooltips module error: " + e); });
+          }).catch(e => { });
         }
-      } catch (e) {
-        alert("Tooltips try-catch error: " + e);
-      }
+      } catch (e) { }
 
       viewerInitialized = true;
-      alert("Viewer initialized success!");
     });
 
-    alert("Asset loader started.");
   } catch (e) {
-    alert("Main try-catch error: " + e);
     throw e;
   }
 }
 
 // Resets the viewer camera (as in your PLY example)
 export function resetViewerCamera() {
-  alert("resetViewerCamera called.");
   try {
     if (!cameraEntity || !modelEntity || !app) {
-      alert("resetViewerCamera: cameraEntity/modelEntity/app not ready");
       return;
     }
     const orbitCam = cameraEntity.script.orbitCamera;
     if (!orbitCam) {
-      alert("resetViewerCamera: orbitCam missing");
       return;
     }
 
@@ -361,8 +324,5 @@ export function resetViewerCamera() {
     if (orbitCam._updatePosition) orbitCam._updatePosition();
 
     tempEnt.destroy();
-    alert("resetViewerCamera: success");
-  } catch (e) {
-    alert("resetViewerCamera: error: " + e);
-  }
+  } catch (e) { }
 }