From 8660f00917aef3f1b746373bdf87ac28a82a8307 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=89ric=20Lemoine?= <eric.lemoine@gmail.com>
Date: Wed, 17 Sep 2014 12:49:46 +0200
Subject: [PATCH] Do not exec animation functions when frameState is null

---
 src/ol/map.js | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/src/ol/map.js b/src/ol/map.js
index 792f24041b..3bb5c49755 100644
--- a/src/ol/map.js
+++ b/src/ol/map.js
@@ -1221,17 +1221,17 @@ ol.Map.prototype.renderFrame_ = function(time) {
     });
   }
 
-  var preRenderFunctions = this.preRenderFunctions_;
-  var n = 0, preRenderFunction;
-  for (i = 0, ii = preRenderFunctions.length; i < ii; ++i) {
-    preRenderFunction = preRenderFunctions[i];
-    if (preRenderFunction(this, frameState)) {
-      preRenderFunctions[n++] = preRenderFunction;
-    }
-  }
-  preRenderFunctions.length = n;
-
   if (!goog.isNull(frameState)) {
+    var preRenderFunctions = this.preRenderFunctions_;
+    var n = 0, preRenderFunction;
+    for (i = 0, ii = preRenderFunctions.length; i < ii; ++i) {
+      preRenderFunction = preRenderFunctions[i];
+      if (preRenderFunction(this, frameState)) {
+        preRenderFunctions[n++] = preRenderFunction;
+      }
+    }
+    preRenderFunctions.length = n;
+
     frameState.extent = ol.extent.getForViewAndSize(viewState.center,
         viewState.resolution, viewState.rotation, frameState.size);
   }