diff --git a/src/example/ExampleUtil.js b/src/example/ExampleUtil.js
index 7c61487..39c814d 100644
--- a/src/example/ExampleUtil.js
+++ b/src/example/ExampleUtil.js
@@ -68,17 +68,18 @@ export function buildAgvPerformanceData(t, rows, cols) {
     }
   }
 
-  data.get('wp_0_0').dt.center.push('wp_0_' + (cols - 1))
-  data.get('wp_0_' + (cols - 1)).dt.center.push('wp_0_0')
-
-  data.get('wp_' + (rows - 1) + '_0').dt.center.push('wp_' + (rows - 1) + '_' + (cols - 1))
-  data.get('wp_' + (rows - 1) + '_' + (cols - 1)).dt.center.push('wp_' + (rows - 1) + '_0')
-
-  data.get('wp_' + (rows - 1) + '_0').dt.center.push('wp_0_0')
-  data.get('wp_0_0').dt.center.push('wp_' + (rows - 1) + '_0')
-
-  data.get('wp_' + (rows - 1) + '_' + (cols - 1)).dt.center.push('wp_0_' + (cols - 1))
-  data.get('wp_0_' + (cols - 1)).dt.center.push('wp_' + (rows - 1) + '_' + (cols - 1))
+  // 四个对角连线
+  // data.get('wp_0_0').dt.center.push('wp_0_' + (cols - 1))
+  // data.get('wp_0_' + (cols - 1)).dt.center.push('wp_0_0')
+  //
+  // data.get('wp_' + (rows - 1) + '_0').dt.center.push('wp_' + (rows - 1) + '_' + (cols - 1))
+  // data.get('wp_' + (rows - 1) + '_' + (cols - 1)).dt.center.push('wp_' + (rows - 1) + '_0')
+  //
+  // data.get('wp_' + (rows - 1) + '_0').dt.center.push('wp_0_0')
+  // data.get('wp_0_0').dt.center.push('wp_' + (rows - 1) + '_0')
+  //
+  // data.get('wp_' + (rows - 1) + '_' + (cols - 1)).dt.center.push('wp_0_' + (cols - 1))
+  // data.get('wp_0_' + (cols - 1)).dt.center.push('wp_' + (rows - 1) + '_' + (cols - 1))
   return Array.from(data.values())
 }