fix: WebGLRenderer.isSupported => WebGLRenderer.isSupport

hiloteam · Nov 18, 2016 · 89c7243 · 89c7243
1 parent ef7f355
commit 89c7243
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Showing 3 changed files with 16 additions and 15 deletions.
diff --git a/src/renderer/WebGLRenderer.js b/src/renderer/WebGLRenderer.js
@@ -67,7 +67,18 @@ var WebGLRenderer = Class.create(/** @lends WebGLRenderer.prototype */{
          * 是否支持WebGL。只读属性。
          * @type {Boolean}
          */
-        isSupported:null
+        isSupport:function(){
+            if(this._isSupported == undefined){
+                var canvas = document.createElement('canvas');
+                if(canvas.getContext && (canvas.getContext('webgl')||canvas.getContext('experimental-webgl'))){
+                    this._isSupported = true;
+                }
+                else{
+                    this._isSupported = false;
+                }
+            }
+            return this._isSupported;
+        }
     },
     renderType:'webgl',
     gl:null,
@@ -584,14 +595,4 @@ Shader.prototype = {
         }
         return shader;
     }
-};
-
-WebGLRenderer.isSupported = (function(){
-    var canvas = document.createElement('canvas');
-    if(canvas.getContext && (canvas.getContext('webgl')||canvas.getContext('experimental-webgl'))){
-        return true;
-    }
-    else{
-        return false;
-    }
-})();
+};
diff --git a/src/view/Stage.js b/src/view/Stage.js
@@ -131,7 +131,7 @@ var Stage = Class.create(/** @lends Stage.prototype */{
                 this.renderer = new DOMRenderer(props);
                 break;
             case 'webgl':
-                if(WebGLRenderer.isSupported){
+                if(WebGLRenderer.isSupport()){
                     this.renderer = new WebGLRenderer(props);
                 }
                 else{

diff --git a/test/view.js b/test/view.js
@@ -491,7 +491,7 @@ describe('view', function() {
                 renderType:'webgl'
             });
 
-            if(Hilo.WebGLRenderer.isSupported){
+            if(Hilo.WebGLRenderer.isSupport()){
                 stage.renderer.should.instanceOf(Hilo.WebGLRenderer);
             }
             else{
@@ -503,7 +503,7 @@ describe('view', function() {
                 renderType:'webgl'
             });
 
-            if(Hilo.WebGLRenderer.isSupported){
+            if(Hilo.WebGLRenderer.isSupport()){
                 stage.renderer.should.instanceOf(Hilo.WebGLRenderer);
             }
             else{