diff --git a/src/core/math/shapes/Rectangle.js b/src/core/math/shapes/Rectangle.js
index 40d434c..2b2a553 100644
--- a/src/core/math/shapes/Rectangle.js
+++ b/src/core/math/shapes/Rectangle.js
@@ -90,3 +90,42 @@
 
     return false;
 };
+
+Rectangle.prototype.pad = function (paddingX, paddingY)
+{
+    paddingX = paddingX || 0;
+    paddingY = paddingY || ( (paddingY !== 0) ? paddingX : 0 );
+
+    this.x -= paddingX;
+    this.y -= paddingY;
+
+    this.width += paddingX * 2;
+    this.height += paddingY * 2;
+}
+
+
+Rectangle.prototype.fit = function (rectangle)
+{
+    if (this.x < rectangle.x)
+    {
+        this.width += this.x;
+        this.x = rectangle.x;
+    }
+
+    if (this.y < rectangle.y)
+    {
+        this.height += this.y;
+        this.y = rectangle.y;
+    }
+
+    if ( this.x + this.width > rectangle.width )
+    {
+        this.width = rectangle.width - this.x;
+    }
+
+    if ( this.y + this.height > rectangle.height )
+    {
+        this.height = rectangle.height - this.y;
+    }
+}
+

diff --git a/src/core/math/shapes/Rectangle.js b/src/core/math/shapes/Rectangle.js
index 40d434c..2b2a553 100644
--- a/src/core/math/shapes/Rectangle.js
+++ b/src/core/math/shapes/Rectangle.js
@@ -90,3 +90,42 @@
 
     return false;
 };
+
+Rectangle.prototype.pad = function (paddingX, paddingY)
+{
+    paddingX = paddingX || 0;
+    paddingY = paddingY || ( (paddingY !== 0) ? paddingX : 0 );
+
+    this.x -= paddingX;
+    this.y -= paddingY;
+
+    this.width += paddingX * 2;
+    this.height += paddingY * 2;
+}
+
+
+Rectangle.prototype.fit = function (rectangle)
+{
+    if (this.x < rectangle.x)
+    {
+        this.width += this.x;
+        this.x = rectangle.x;
+    }
+
+    if (this.y < rectangle.y)
+    {
+        this.height += this.y;
+        this.y = rectangle.y;
+    }
+
+    if ( this.x + this.width > rectangle.width )
+    {
+        this.width = rectangle.width - this.x;
+    }
+
+    if ( this.y + this.height > rectangle.height )
+    {
+        this.height = rectangle.height - this.y;
+    }
+}
+
diff --git a/src/core/renderers/webgl/managers/FilterManagerRoundTwo.js b/src/core/renderers/webgl/managers/FilterManagerRoundTwo.js
index 50766fd..efa8173 100644
--- a/src/core/renderers/webgl/managers/FilterManagerRoundTwo.js
+++ b/src/core/renderers/webgl/managers/FilterManagerRoundTwo.js
@@ -28,6 +28,7 @@
 
     this.stack = [];
     this.stackIndex = -1;
+    // todo add default!
 }
 
 FilterManager.prototype = Object.create(WebGLManager.prototype);
@@ -36,7 +37,10 @@
 
 FilterManager.prototype.pushFilter = function(target, filters)
 {
+
     var bounds = target.getBounds();
+    bounds.pad(4);
+    bounds.fit(new PIXI.Rectangle(0,0,800, 800)) //TODO - output.size?
 
     var renderTarget = FilterManager.getPotRenderTarget(this.renderer.gl, bounds.width, bounds.height);