Deal with canvas width=height=0 and webgl failure.

fugazister · Mar 9, 2011 · e09ef50 · e09ef50
1 parent 9ba018f
commit e09ef50
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/webgl-2d.js b/webgl-2d.js
@@ -245,7 +245,8 @@
     // Override getContext function with "webgl-2d" enabled version
     canvas.getContext = (function(gl2d) { 
       return function(context) {
-        if (gl2d.options.force || context === "webgl-2d") {
+        if (gl2d.options.force || context === "webgl-2d" &&
+            !(canvas.width === 0 || canvas.height ===0) ) {
           if (gl2d.gl) { return gl2d.gl; };
 
           var gl = gl2d.gl = gl2d.canvas.$getContext("experimental-webgl");