From caefacac350e10429e6c52849db1bfcbcb5c6cf6 Mon Sep 17 00:00:00 2001
From: ahocevar <andreas.hocevar@gmail.com>
Date: Mon, 17 Jun 2013 15:26:23 +0200
Subject: [PATCH] Serve WMS tiles for sources without specified extent

With this change, WMS sources do not need an extent configured.
The result is that the WMS will be queried for tiles for any
extent.
---
 src/ol/source/tiledwmssource.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ol/source/tiledwmssource.js b/src/ol/source/tiledwmssource.js
index 6597c64a4e..b2ee6562f7 100644
--- a/src/ol/source/tiledwmssource.js
+++ b/src/ol/source/tiledwmssource.js
@@ -64,7 +64,7 @@ ol.source.TiledWMS = function(options) {
       tileExtent = tileGrid.getTileCoordExtent(
           new ol.TileCoord(tileCoord.z, x, tileCoord.y));
     }
-    if (!ol.extent.intersects(tileExtent, extent)) {
+    if (!goog.isNull(extent) && !ol.extent.intersects(tileExtent, extent)) {
       return null;
     }
     return new ol.TileCoord(tileCoord.z, x, tileCoord.y);