From 4f116c2e5b5bb204d37454a6612680d335ab7714 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=89ric=20Lemoine?= <eric.lemoine@gmail.com>
Date: Thu, 27 Sep 2012 15:46:45 +0200
Subject: [PATCH] Fix default value of numZoomLevels

---
 src/ol/mapoptions.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/ol/mapoptions.js b/src/ol/mapoptions.js
index 7030c03118..96a5c4f70c 100644
--- a/src/ol/mapoptions.js
+++ b/src/ol/mapoptions.js
@@ -191,8 +191,10 @@ ol.MapOptions.createConstraints_ = function(mapOptionsLiteral) {
       zoomFactor = mapOptionsLiteral.zoomFactor;
     } else {
       maxResolution = ol.Projection.EPSG_3857_HALF_SIZE / 128;
-      numZoomLevels = 29;
-      zoomFactor = Math.exp(Math.log(2) / 4);
+      // number of steps we want between two data resolutions
+      var numSteps = 4;
+      numZoomLevels = 29 * numSteps;
+      zoomFactor = Math.exp(Math.log(2) / numSteps);
     }
     resolutionConstraint = ol.ResolutionConstraint.createSnapToPower(
         zoomFactor, maxResolution, numZoomLevels - 1);