fix #2520 @0.25

diff --git a/js/libs/fluidbook/fluidbook.3dflip.js b/js/libs/fluidbook/fluidbook.3dflip.js
index 679140687715e1fb98f48a0b3085635d4f48dd7f..07a9c9f958435c2dd38a2a4e8915539e155c0263 100644 (file)
--- a/js/libs/fluidbook/fluidbook.3dflip.js
+++ b/js/libs/fluidbook/fluidbook.3dflip.js
@@ -495,8 +495,12 @@ Fluidbook3DFlip.prototype = {
         } else {
             if (res < 10) {
                 newMode = 'disable';
-            } else if (res < 40) {
-                newMode = 'veryLowPerf';
+            } else if (res < 30) {
+                if(this.support.edge){
+                    newMode='disable';
+                }else {
+                    newMode = 'veryLowPerf';
+                }
             } else {
                 newMode = 'lowPerf';
             }