diff --git a/js/animation/animation.js b/js/animation/animation.js
index 476cf8650a..b8a3462868 100644
--- a/js/animation/animation.js
+++ b/js/animation/animation.js
@@ -80,6 +80,8 @@
     delay: 0,
     repeat: -1,
 
+    step: function(percent) {},
+
     stop: function() {
     },
 
@@ -100,8 +102,10 @@
       // Get back a timing function for the given duration (used for precision)
       tf = tf(this.duration);
 
-      return this._run(function(percent, now, virtual) {
-        self.el[0].style[ionic.CSS.TRANSFORM] = 'translate3d(' + (percent * 400) + 'px, 0,0)';
+      return this._run(function(percent, now, render) {
+        if(render) {
+          self.step(percent);
+        }
       }, function() {
         return true;
       }, function(droppedFrames, finishedAnimation) {
diff --git a/test/html/animation.html b/test/html/animation.html
index e3e681672a..7f5ba7acd2 100644
--- a/test/html/animation.html
+++ b/test/html/animation.html
@@ -28,6 +28,22 @@
     <div ng-controller="MyCtrl">
       <div class="box"></div>
       <div id="opts">
+        <label>
+          Duration:
+          <input type="number" ng-model="anim.duration">
+        </label>
+        <label>
+          Repeat
+          <input type="number" ng-model="anim.repeat">
+        </label>
+        <label>
+          Delay
+          <input type="number" ng-model="anim.delay">
+        </label>
+        <label>
+          Auto reverse
+          <input type="checkbox" ng-model="anim.autoReverse">
+        </label>
         <button ng-click="do('{{v}}')" ng-repeat="v in fns">{{v}}</button>
       </div>
     </div>
@@ -42,17 +58,26 @@
           'ease-out',
           'ease-in-out'
         ];
+        $scope.anim = {
+          duration: 500,
+          delay: 0,
+          repeat: -1,
+          autoReverse: false
+        }
         var el = angular.element(document.querySelector('.box'));
         $scope.do = function(fn) {
-          var fadeIn = $ionicAnimation({
+          var fadeIn = $ionicAnimation(angular.extend({
             el: el,
             name: 'fadeIn',
             duration: 500,
             delay: 0,
             autoReverse: false,
             repeat: -1,
-            curve: fn
-          });
+            curve: fn,
+            step: function(v) {
+              el[0].style[ionic.CSS.TRANSFORM] = 'translate3d(' + (v * 400) + 'px, 0,0)';
+            }
+          }, $scope.anim));
 
           fadeIn.start();
         }