diff --git a/src/core/sprites/Sprite.js b/src/core/sprites/Sprite.js
index 825e48b..585b5c2 100644
--- a/src/core/sprites/Sprite.js
+++ b/src/core/sprites/Sprite.js
@@ -239,7 +239,8 @@
             minY,
             maxY;
 
-
+        //TODO - I am SURE this can be optimised, but the below is not accurate enough..
+        /*
         if (b === 0 && c === 0)
         {
             // scale may be negative!
@@ -262,38 +263,41 @@
         }
         else
         {
-            var x1 = a * w1 + c * h1 + tx;
-            var y1 = d * h1 + b * w1 + ty;
+        */
+       
+        var x1 = a * w1 + c * h1 + tx;
+        var y1 = d * h1 + b * w1 + ty;
 
-            var x2 = a * w0 + c * h1 + tx;
-            var y2 = d * h1 + b * w0 + ty;
+        var x2 = a * w0 + c * h1 + tx;
+        var y2 = d * h1 + b * w0 + ty;
 
-            var x3 = a * w0 + c * h0 + tx;
-            var y3 = d * h0 + b * w0 + ty;
+        var x3 = a * w0 + c * h0 + tx;
+        var y3 = d * h0 + b * w0 + ty;
 
-            var x4 =  a * w1 + c * h0 + tx;
-            var y4 =  d * h0 + b * w1 + ty;
+        var x4 =  a * w1 + c * h0 + tx;
+        var y4 =  d * h0 + b * w1 + ty;
 
-            minX = x1;
-            minX = x2 < minX ? x2 : minX;
-            minX = x3 < minX ? x3 : minX;
-            minX = x4 < minX ? x4 : minX;
+        minX = x1;
+        minX = x2 < minX ? x2 : minX;
+        minX = x3 < minX ? x3 : minX;
+        minX = x4 < minX ? x4 : minX;
 
-            minY = y1;
-            minY = y2 < minY ? y2 : minY;
-            minY = y3 < minY ? y3 : minY;
-            minY = y4 < minY ? y4 : minY;
+        minY = y1;
+        minY = y2 < minY ? y2 : minY;
+        minY = y3 < minY ? y3 : minY;
+        minY = y4 < minY ? y4 : minY;
 
-            maxX = x1;
-            maxX = x2 > maxX ? x2 : maxX;
-            maxX = x3 > maxX ? x3 : maxX;
-            maxX = x4 > maxX ? x4 : maxX;
+        maxX = x1;
+        maxX = x2 > maxX ? x2 : maxX;
+        maxX = x3 > maxX ? x3 : maxX;
+        maxX = x4 > maxX ? x4 : maxX;
 
-            maxY = y1;
-            maxY = y2 > maxY ? y2 : maxY;
-            maxY = y3 > maxY ? y3 : maxY;
-            maxY = y4 > maxY ? y4 : maxY;
-        }
+        maxY = y1;
+        maxY = y2 > maxY ? y2 : maxY;
+        maxY = y3 > maxY ? y3 : maxY;
+        maxY = y4 > maxY ? y4 : maxY;
+
+        //}
 
         // check for children
         if(this.children.length)