Added another example based on tiles by pfunked

AUTHORS

@@ -25,3 +25,6 @@ Thorbjørn Lindeijer      (Dutch)
 Yohann Ferreira          (French)
 
 The icons are from the GNOME and GIMP icon themes (GPL)
+
+The perspective_walls.png tileset is by Clint Bellanger, released as Public
+Domain.

examples/perspective_walls.tmx

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<map version="1.0" orientation="orthogonal" width="32" height="32" tilewidth="32" tileheight="32">
+ <tileset firstgid="1" name="perspective_walls" tilewidth="64" tileheight="64">
+  <image source="perspective_walls.png"/>
+ </tileset>
+ <layer name="Walls" width="32" height="32">
+  <data encoding="base64" compression="zlib">
+   eJztlOkKgCAQhLfb7vd/24SUBqMMNevHfDB4LczusihCCCHkTzRay4XaDP7rxf1882ZpzBqTp/Wo4c7ulRy96LUKRx3EFYF5+GpESpA9V845pT/Oxijn+luIw36k8vf1Rpk1xPepx9vczV+O3GL6n4JJ9vkSOf8/Qwb/r+vHP8ZVzFwTQshf2AA5owLB
+  </data>
+ </layer>
+ <layer name="Walls level 2" width="32" height="32">
+  <data encoding="base64" compression="zlib">
+   eJztzgEJAAAIA7CD/Tsb4yJbgiUA8MO0AwAAhy0rhAAE
+  </data>
+ </layer>
+ <layer name="Walls level 3" width="32" height="32">
+  <data encoding="base64" compression="zlib">
+   eJztzjENAAAIA7Al+PeMgz0cPK2CJgBwN98BAACqBS0QAAQ=
+  </data>
+ </layer>
+</map>