The P2.World.postBroadphaseHandler now checks if the returned pairs array is empty or not before processing it (thanks @wayfu phaserjs#934)

Author: photonstorm

README.md

@@ -129,6 +129,7 @@ Version 2.1.0 - "Cairhien" - -in development-
 * BitmapFonts are now correctly added to the Cache._bitmapFont array and returned via Cache.getBitmapFont (thanks @prudolfs #1076)
 * InputHandler docs updated to avoid Pointer data-type confusion (#1097)
 * If you used a single Game configuration object and didn't specify the enableDebug property it would crash on Debug.preUpdate (thanks @luizbills #1053)
+* The P2.World.postBroadphaseHandler now checks if the returned pairs array is empty or not before processing it (thanks @wayfu #934)
 
 ### p2.js 0.6.0 Changes and New Features
 

src/physics/p2/World.js

@@ -347,10 +347,10 @@ Phaser.Physics.P2.prototype = {
     */
     postBroadphaseHandler: function (event) {
 
-        if (this.postBroadphaseCallback)
-        {
-            var i = event.pairs.length;
+        var i = event.pairs.length;
 
+        if (this.postBroadphaseCallback && i > 0)
+        {
             while (i -= 2)
             {
                 if (event.pairs[i].parent && event.pairs[i+1].parent && !this.postBroadphaseCallback.call(this.callbackContext, event.pairs[i].parent, event.pairs[i+1].parent))