Add _maxPixelRatio setting to view

mikemik2009 · Feb 3, 2019 · 4ed900e · 4ed900e
1 parent 04151c6
commit 4ed900e
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/cocos2d/core/platform/CCView.js b/cocos2d/core/platform/CCView.js
@@ -151,6 +151,7 @@ var View = function () {
     _t._autoFullScreen = false;
     // The device's pixel ratio (for retina displays)
     _t._devicePixelRatio = 1;
+    _t._maxPixelRatio = 2;
     // Retina disabled by default
     _t._retinaEnabled = false;
     // Custom callback for resize event
@@ -1083,7 +1084,7 @@ cc.ContainerStrategy = cc.Class({
         // Setup pixel ratio for retina display
         var devicePixelRatio = view._devicePixelRatio = 1;
         if (view.isRetinaEnabled())
-            devicePixelRatio = view._devicePixelRatio = Math.min(2, window.devicePixelRatio || 1);
+            devicePixelRatio = view._devicePixelRatio = Math.min(view._maxPixelRatio, window.devicePixelRatio || 1);
         // Setup canvas
         locCanvas.width = w * devicePixelRatio;
         locCanvas.height = h * devicePixelRatio;