diff --git a/src/pixi/renderers/webgl/WebGLRenderer.js b/src/pixi/renderers/webgl/WebGLRenderer.js
index caab077..191c894 100644
--- a/src/pixi/renderers/webgl/WebGLRenderer.js
+++ b/src/pixi/renderers/webgl/WebGLRenderer.js
@@ -519,7 +519,7 @@
 };
 
 /**
- * Maps Pixi blend modes to WebGL blend modes.
+ * Maps Pixi blend modes to WebGL blend modes. It works only for pre-multiplied textures.
  *
  * @method mapBlendModes
  */
@@ -531,10 +531,10 @@
     {
         PIXI.blendModesWebGL = [];
 
-        PIXI.blendModesWebGL[PIXI.blendModes.NORMAL]        = [gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA];
-        PIXI.blendModesWebGL[PIXI.blendModes.ADD]           = [gl.SRC_ALPHA, gl.DST_ALPHA];
+        PIXI.blendModesWebGL[PIXI.blendModes.NORMAL]        = [gl.ONE,       gl.ONE_MINUS_SRC_ALPHA];
+        PIXI.blendModesWebGL[PIXI.blendModes.ADD]           = [gl.ONE,       gl.DST_ALPHA];
         PIXI.blendModesWebGL[PIXI.blendModes.MULTIPLY]      = [gl.DST_COLOR, gl.ONE_MINUS_SRC_ALPHA];
-        PIXI.blendModesWebGL[PIXI.blendModes.SCREEN]        = [gl.SRC_ALPHA, gl.ONE];
+        PIXI.blendModesWebGL[PIXI.blendModes.SCREEN]        = [gl.ONE,       gl.ONE_MINUS_SRC_COLOR];
         PIXI.blendModesWebGL[PIXI.blendModes.OVERLAY]       = [gl.ONE,       gl.ONE_MINUS_SRC_ALPHA];
         PIXI.blendModesWebGL[PIXI.blendModes.DARKEN]        = [gl.ONE,       gl.ONE_MINUS_SRC_ALPHA];
         PIXI.blendModesWebGL[PIXI.blendModes.LIGHTEN]       = [gl.ONE,       gl.ONE_MINUS_SRC_ALPHA];

diff --git a/src/pixi/renderers/webgl/WebGLRenderer.js b/src/pixi/renderers/webgl/WebGLRenderer.js
index caab077..191c894 100644
--- a/src/pixi/renderers/webgl/WebGLRenderer.js
+++ b/src/pixi/renderers/webgl/WebGLRenderer.js
@@ -519,7 +519,7 @@
 };
 
 /**
- * Maps Pixi blend modes to WebGL blend modes.
+ * Maps Pixi blend modes to WebGL blend modes. It works only for pre-multiplied textures.
  *
  * @method mapBlendModes
  */
@@ -531,10 +531,10 @@
     {
         PIXI.blendModesWebGL = [];
 
-        PIXI.blendModesWebGL[PIXI.blendModes.NORMAL]        = [gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA];
-        PIXI.blendModesWebGL[PIXI.blendModes.ADD]           = [gl.SRC_ALPHA, gl.DST_ALPHA];
+        PIXI.blendModesWebGL[PIXI.blendModes.NORMAL]        = [gl.ONE,       gl.ONE_MINUS_SRC_ALPHA];
+        PIXI.blendModesWebGL[PIXI.blendModes.ADD]           = [gl.ONE,       gl.DST_ALPHA];
         PIXI.blendModesWebGL[PIXI.blendModes.MULTIPLY]      = [gl.DST_COLOR, gl.ONE_MINUS_SRC_ALPHA];
-        PIXI.blendModesWebGL[PIXI.blendModes.SCREEN]        = [gl.SRC_ALPHA, gl.ONE];
+        PIXI.blendModesWebGL[PIXI.blendModes.SCREEN]        = [gl.ONE,       gl.ONE_MINUS_SRC_COLOR];
         PIXI.blendModesWebGL[PIXI.blendModes.OVERLAY]       = [gl.ONE,       gl.ONE_MINUS_SRC_ALPHA];
         PIXI.blendModesWebGL[PIXI.blendModes.DARKEN]        = [gl.ONE,       gl.ONE_MINUS_SRC_ALPHA];
         PIXI.blendModesWebGL[PIXI.blendModes.LIGHTEN]       = [gl.ONE,       gl.ONE_MINUS_SRC_ALPHA];
diff --git a/src/pixi/renderers/webgl/utils/WebGLBlendModeManager.js b/src/pixi/renderers/webgl/utils/WebGLBlendModeManager.js
index 487843d..3de0ec9 100644
--- a/src/pixi/renderers/webgl/utils/WebGLBlendModeManager.js
+++ b/src/pixi/renderers/webgl/utils/WebGLBlendModeManager.js
@@ -31,36 +31,25 @@
 
 /**
 * Sets-up the given blendMode from WebGL's point of view.
-*
-* @method setBlendMode
+* 
+* @method setBlendMode 
 * @param blendMode {Number} the blendMode, should be a Pixi const, such as PIXI.BlendModes.ADD
 */
-PIXI.WebGLBlendModeManager.prototype.setBlendMode = function (blendMode, isSourcePremultiplied)
+PIXI.WebGLBlendModeManager.prototype.setBlendMode = function(blendMode)
 {
-    if (typeof isSourcePremultiplied === "undefined") {
-        isSourcePremultiplied = true;
-    }
-    if (this.currentBlendMode === blendMode &&
-        this.currentSourcePremultiplied == isSourcePremultiplied)
-    {
-        return false;
-    }
+    if(this.currentBlendMode === blendMode)return false;
 
     this.currentBlendMode = blendMode;
-    this.currentSourcePremultiplied = isSourcePremultiplied;
-
-    var mode = PIXI.blendModesWebGL[this.currentBlendMode];
-    var gl = this.gl;
-    if (isSourcePremultiplied && mode[0] == gl.SRC_ALPHA)
-        gl.blendFunc(gl.ONE, mode[1]);
-    else
-        gl.blendFunc(mode[0], mode[1]);
+    
+    var blendModeWebGL = PIXI.blendModesWebGL[this.currentBlendMode];
+    this.gl.blendFunc(blendModeWebGL[0], blendModeWebGL[1]);
+    
     return true;
 };
 
 /**
 * Destroys this object.
-*
+* 
 * @method destroy
 */
 PIXI.WebGLBlendModeManager.prototype.destroy = function()

diff --git a/src/pixi/renderers/webgl/WebGLRenderer.js b/src/pixi/renderers/webgl/WebGLRenderer.js
index caab077..191c894 100644
--- a/src/pixi/renderers/webgl/WebGLRenderer.js
+++ b/src/pixi/renderers/webgl/WebGLRenderer.js
@@ -519,7 +519,7 @@
 };
 
 /**
- * Maps Pixi blend modes to WebGL blend modes.
+ * Maps Pixi blend modes to WebGL blend modes. It works only for pre-multiplied textures.
  *
  * @method mapBlendModes
  */
@@ -531,10 +531,10 @@
     {
         PIXI.blendModesWebGL = [];
 
-        PIXI.blendModesWebGL[PIXI.blendModes.NORMAL]        = [gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA];
-        PIXI.blendModesWebGL[PIXI.blendModes.ADD]           = [gl.SRC_ALPHA, gl.DST_ALPHA];
+        PIXI.blendModesWebGL[PIXI.blendModes.NORMAL]        = [gl.ONE,       gl.ONE_MINUS_SRC_ALPHA];
+        PIXI.blendModesWebGL[PIXI.blendModes.ADD]           = [gl.ONE,       gl.DST_ALPHA];
         PIXI.blendModesWebGL[PIXI.blendModes.MULTIPLY]      = [gl.DST_COLOR, gl.ONE_MINUS_SRC_ALPHA];
-        PIXI.blendModesWebGL[PIXI.blendModes.SCREEN]        = [gl.SRC_ALPHA, gl.ONE];
+        PIXI.blendModesWebGL[PIXI.blendModes.SCREEN]        = [gl.ONE,       gl.ONE_MINUS_SRC_COLOR];
         PIXI.blendModesWebGL[PIXI.blendModes.OVERLAY]       = [gl.ONE,       gl.ONE_MINUS_SRC_ALPHA];
         PIXI.blendModesWebGL[PIXI.blendModes.DARKEN]        = [gl.ONE,       gl.ONE_MINUS_SRC_ALPHA];
         PIXI.blendModesWebGL[PIXI.blendModes.LIGHTEN]       = [gl.ONE,       gl.ONE_MINUS_SRC_ALPHA];
diff --git a/src/pixi/renderers/webgl/utils/WebGLBlendModeManager.js b/src/pixi/renderers/webgl/utils/WebGLBlendModeManager.js
index 487843d..3de0ec9 100644
--- a/src/pixi/renderers/webgl/utils/WebGLBlendModeManager.js
+++ b/src/pixi/renderers/webgl/utils/WebGLBlendModeManager.js
@@ -31,36 +31,25 @@
 
 /**
 * Sets-up the given blendMode from WebGL's point of view.
-*
-* @method setBlendMode
+* 
+* @method setBlendMode 
 * @param blendMode {Number} the blendMode, should be a Pixi const, such as PIXI.BlendModes.ADD
 */
-PIXI.WebGLBlendModeManager.prototype.setBlendMode = function (blendMode, isSourcePremultiplied)
+PIXI.WebGLBlendModeManager.prototype.setBlendMode = function(blendMode)
 {
-    if (typeof isSourcePremultiplied === "undefined") {
-        isSourcePremultiplied = true;
-    }
-    if (this.currentBlendMode === blendMode &&
-        this.currentSourcePremultiplied == isSourcePremultiplied)
-    {
-        return false;
-    }
+    if(this.currentBlendMode === blendMode)return false;
 
     this.currentBlendMode = blendMode;
-    this.currentSourcePremultiplied = isSourcePremultiplied;
-
-    var mode = PIXI.blendModesWebGL[this.currentBlendMode];
-    var gl = this.gl;
-    if (isSourcePremultiplied && mode[0] == gl.SRC_ALPHA)
-        gl.blendFunc(gl.ONE, mode[1]);
-    else
-        gl.blendFunc(mode[0], mode[1]);
+    
+    var blendModeWebGL = PIXI.blendModesWebGL[this.currentBlendMode];
+    this.gl.blendFunc(blendModeWebGL[0], blendModeWebGL[1]);
+    
     return true;
 };
 
 /**
 * Destroys this object.
-*
+* 
 * @method destroy
 */
 PIXI.WebGLBlendModeManager.prototype.destroy = function()
diff --git a/src/pixi/renderers/webgl/utils/WebGLFastSpriteBatch.js b/src/pixi/renderers/webgl/utils/WebGLFastSpriteBatch.js
index b7e2c27..d870f50 100644
--- a/src/pixi/renderers/webgl/utils/WebGLFastSpriteBatch.js
+++ b/src/pixi/renderers/webgl/utils/WebGLFastSpriteBatch.js
@@ -1,6 +1,6 @@
 /**
  * @author Mat Groves
- *
+ * 
  * Big thanks to the very clever Matt DesLauriers <mattdesl> https://github.com/mattdesl/
  * for creating the original pixi version!
  *
@@ -51,7 +51,7 @@
      * @type Uint16Array
      */
     this.indices = new PIXI.Uint16Array(numIndices);
-
+    
     /**
      * @property vertexBuffer
      * @type Object
@@ -97,7 +97,7 @@
      * @type BaseTexture
      */
     this.currentBaseTexture = null;
-
+   
     /**
      * @property currentBlendMode
      * @type Number
@@ -109,7 +109,7 @@
      * @type Object
      */
     this.renderSession = null;
-
+    
     /**
      * @property shader
      * @type Object
@@ -184,19 +184,19 @@
     var sprite = children[0];
 
     // if the uvs have not updated then no point rendering just yet!
-
+    
     // check texture.
     if(!sprite.texture._uvs)return;
-
+   
     this.currentBaseTexture = sprite.texture.baseTexture;
-
+    
     // check blend mode
     if(sprite.blendMode !== this.renderSession.blendModeManager.currentBlendMode)
     {
         this.flush();
-        this.renderSession.blendModeManager.setBlendMode(sprite.blendMode, this.currentBaseTexture.premultipliedAlpha);
+        this.renderSession.blendModeManager.setBlendMode(sprite.blendMode);
     }
-
+    
     for(var i=0,j= children.length; i<j; i++)
     {
         this.renderSprite(children[i]);
@@ -213,13 +213,13 @@
 {
     //sprite = children[i];
     if(!sprite.visible)return;
-
+    
     // TODO trim??
     if(sprite.texture.baseTexture !== this.currentBaseTexture)
     {
         this.flush();
         this.currentBaseTexture = sprite.texture.baseTexture;
-
+        
         if(!sprite.texture._uvs)return;
     }
 
@@ -271,7 +271,7 @@
     vertices[index++] = uvs.y1;
     // color
     vertices[index++] = sprite.alpha;
-
+ 
 
     // xy
     vertices[index++] = w0;
@@ -292,7 +292,7 @@
     vertices[index++] = uvs.y1;
     // color
     vertices[index++] = sprite.alpha;
-
+  
 
     // xy
     vertices[index++] = w0;
@@ -313,7 +313,7 @@
     vertices[index++] = uvs.y2;
     // color
     vertices[index++] = sprite.alpha;
-
+ 
 
 
 
@@ -355,7 +355,7 @@
     if (this.currentBatchSize===0)return;
 
     var gl = this.gl;
-
+    
     // bind the current texture
 
     if(!this.currentBaseTexture._glTextures[gl.id])this.renderSession.renderer.updateTexture(this.currentBaseTexture, gl);
@@ -363,7 +363,7 @@
     gl.bindTexture(gl.TEXTURE_2D, this.currentBaseTexture._glTextures[gl.id]);
 
     // upload the verts to the buffer
-
+   
     if(this.currentBatchSize > ( this.size * 0.5 ) )
     {
         gl.bufferSubData(gl.ARRAY_BUFFER, 0, this.vertices);
@@ -374,10 +374,10 @@
 
         gl.bufferSubData(gl.ARRAY_BUFFER, 0, view);
     }
-
+    
     // now draw those suckas!
     gl.drawElements(gl.TRIANGLES, this.currentBatchSize * 6, gl.UNSIGNED_SHORT, 0);
-
+   
     // then reset the batch!
     this.currentBatchSize = 0;
 
@@ -424,5 +424,5 @@
     gl.vertexAttribPointer(this.shader.aRotation, 1, gl.FLOAT, false, stride, 6 * 4);
     gl.vertexAttribPointer(this.shader.aTextureCoord, 2, gl.FLOAT, false, stride, 7 * 4);
     gl.vertexAttribPointer(this.shader.colorAttribute, 1, gl.FLOAT, false, stride, 9 * 4);
-
+    
 };

diff --git a/src/pixi/renderers/webgl/WebGLRenderer.js b/src/pixi/renderers/webgl/WebGLRenderer.js
index caab077..191c894 100644
--- a/src/pixi/renderers/webgl/WebGLRenderer.js
+++ b/src/pixi/renderers/webgl/WebGLRenderer.js
@@ -519,7 +519,7 @@
 };
 
 /**
- * Maps Pixi blend modes to WebGL blend modes.
+ * Maps Pixi blend modes to WebGL blend modes. It works only for pre-multiplied textures.
  *
  * @method mapBlendModes
  */
@@ -531,10 +531,10 @@
     {
         PIXI.blendModesWebGL = [];
 
-        PIXI.blendModesWebGL[PIXI.blendModes.NORMAL]        = [gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA];
-        PIXI.blendModesWebGL[PIXI.blendModes.ADD]           = [gl.SRC_ALPHA, gl.DST_ALPHA];
+        PIXI.blendModesWebGL[PIXI.blendModes.NORMAL]        = [gl.ONE,       gl.ONE_MINUS_SRC_ALPHA];
+        PIXI.blendModesWebGL[PIXI.blendModes.ADD]           = [gl.ONE,       gl.DST_ALPHA];
         PIXI.blendModesWebGL[PIXI.blendModes.MULTIPLY]      = [gl.DST_COLOR, gl.ONE_MINUS_SRC_ALPHA];
-        PIXI.blendModesWebGL[PIXI.blendModes.SCREEN]        = [gl.SRC_ALPHA, gl.ONE];
+        PIXI.blendModesWebGL[PIXI.blendModes.SCREEN]        = [gl.ONE,       gl.ONE_MINUS_SRC_COLOR];
         PIXI.blendModesWebGL[PIXI.blendModes.OVERLAY]       = [gl.ONE,       gl.ONE_MINUS_SRC_ALPHA];
         PIXI.blendModesWebGL[PIXI.blendModes.DARKEN]        = [gl.ONE,       gl.ONE_MINUS_SRC_ALPHA];
         PIXI.blendModesWebGL[PIXI.blendModes.LIGHTEN]       = [gl.ONE,       gl.ONE_MINUS_SRC_ALPHA];
diff --git a/src/pixi/renderers/webgl/utils/WebGLBlendModeManager.js b/src/pixi/renderers/webgl/utils/WebGLBlendModeManager.js
index 487843d..3de0ec9 100644
--- a/src/pixi/renderers/webgl/utils/WebGLBlendModeManager.js
+++ b/src/pixi/renderers/webgl/utils/WebGLBlendModeManager.js
@@ -31,36 +31,25 @@
 
 /**
 * Sets-up the given blendMode from WebGL's point of view.
-*
-* @method setBlendMode
+* 
+* @method setBlendMode 
 * @param blendMode {Number} the blendMode, should be a Pixi const, such as PIXI.BlendModes.ADD
 */
-PIXI.WebGLBlendModeManager.prototype.setBlendMode = function (blendMode, isSourcePremultiplied)
+PIXI.WebGLBlendModeManager.prototype.setBlendMode = function(blendMode)
 {
-    if (typeof isSourcePremultiplied === "undefined") {
-        isSourcePremultiplied = true;
-    }
-    if (this.currentBlendMode === blendMode &&
-        this.currentSourcePremultiplied == isSourcePremultiplied)
-    {
-        return false;
-    }
+    if(this.currentBlendMode === blendMode)return false;
 
     this.currentBlendMode = blendMode;
-    this.currentSourcePremultiplied = isSourcePremultiplied;
-
-    var mode = PIXI.blendModesWebGL[this.currentBlendMode];
-    var gl = this.gl;
-    if (isSourcePremultiplied && mode[0] == gl.SRC_ALPHA)
-        gl.blendFunc(gl.ONE, mode[1]);
-    else
-        gl.blendFunc(mode[0], mode[1]);
+    
+    var blendModeWebGL = PIXI.blendModesWebGL[this.currentBlendMode];
+    this.gl.blendFunc(blendModeWebGL[0], blendModeWebGL[1]);
+    
     return true;
 };
 
 /**
 * Destroys this object.
-*
+* 
 * @method destroy
 */
 PIXI.WebGLBlendModeManager.prototype.destroy = function()
diff --git a/src/pixi/renderers/webgl/utils/WebGLFastSpriteBatch.js b/src/pixi/renderers/webgl/utils/WebGLFastSpriteBatch.js
index b7e2c27..d870f50 100644
--- a/src/pixi/renderers/webgl/utils/WebGLFastSpriteBatch.js
+++ b/src/pixi/renderers/webgl/utils/WebGLFastSpriteBatch.js
@@ -1,6 +1,6 @@
 /**
  * @author Mat Groves
- *
+ * 
  * Big thanks to the very clever Matt DesLauriers <mattdesl> https://github.com/mattdesl/
  * for creating the original pixi version!
  *
@@ -51,7 +51,7 @@
      * @type Uint16Array
      */
     this.indices = new PIXI.Uint16Array(numIndices);
-
+    
     /**
      * @property vertexBuffer
      * @type Object
@@ -97,7 +97,7 @@
      * @type BaseTexture
      */
     this.currentBaseTexture = null;
-
+   
     /**
      * @property currentBlendMode
      * @type Number
@@ -109,7 +109,7 @@
      * @type Object
      */
     this.renderSession = null;
-
+    
     /**
      * @property shader
      * @type Object
@@ -184,19 +184,19 @@
     var sprite = children[0];
 
     // if the uvs have not updated then no point rendering just yet!
-
+    
     // check texture.
     if(!sprite.texture._uvs)return;
-
+   
     this.currentBaseTexture = sprite.texture.baseTexture;
-
+    
     // check blend mode
     if(sprite.blendMode !== this.renderSession.blendModeManager.currentBlendMode)
     {
         this.flush();
-        this.renderSession.blendModeManager.setBlendMode(sprite.blendMode, this.currentBaseTexture.premultipliedAlpha);
+        this.renderSession.blendModeManager.setBlendMode(sprite.blendMode);
     }
-
+    
     for(var i=0,j= children.length; i<j; i++)
     {
         this.renderSprite(children[i]);
@@ -213,13 +213,13 @@
 {
     //sprite = children[i];
     if(!sprite.visible)return;
-
+    
     // TODO trim??
     if(sprite.texture.baseTexture !== this.currentBaseTexture)
     {
         this.flush();
         this.currentBaseTexture = sprite.texture.baseTexture;
-
+        
         if(!sprite.texture._uvs)return;
     }
 
@@ -271,7 +271,7 @@
     vertices[index++] = uvs.y1;
     // color
     vertices[index++] = sprite.alpha;
-
+ 
 
     // xy
     vertices[index++] = w0;
@@ -292,7 +292,7 @@
     vertices[index++] = uvs.y1;
     // color
     vertices[index++] = sprite.alpha;
-
+  
 
     // xy
     vertices[index++] = w0;
@@ -313,7 +313,7 @@
     vertices[index++] = uvs.y2;
     // color
     vertices[index++] = sprite.alpha;
-
+ 
 
 
 
@@ -355,7 +355,7 @@
     if (this.currentBatchSize===0)return;
 
     var gl = this.gl;
-
+    
     // bind the current texture
 
     if(!this.currentBaseTexture._glTextures[gl.id])this.renderSession.renderer.updateTexture(this.currentBaseTexture, gl);
@@ -363,7 +363,7 @@
     gl.bindTexture(gl.TEXTURE_2D, this.currentBaseTexture._glTextures[gl.id]);
 
     // upload the verts to the buffer
-
+   
     if(this.currentBatchSize > ( this.size * 0.5 ) )
     {
         gl.bufferSubData(gl.ARRAY_BUFFER, 0, this.vertices);
@@ -374,10 +374,10 @@
 
         gl.bufferSubData(gl.ARRAY_BUFFER, 0, view);
     }
-
+    
     // now draw those suckas!
     gl.drawElements(gl.TRIANGLES, this.currentBatchSize * 6, gl.UNSIGNED_SHORT, 0);
-
+   
     // then reset the batch!
     this.currentBatchSize = 0;
 
@@ -424,5 +424,5 @@
     gl.vertexAttribPointer(this.shader.aRotation, 1, gl.FLOAT, false, stride, 6 * 4);
     gl.vertexAttribPointer(this.shader.aTextureCoord, 2, gl.FLOAT, false, stride, 7 * 4);
     gl.vertexAttribPointer(this.shader.colorAttribute, 1, gl.FLOAT, false, stride, 9 * 4);
-
+    
 };
diff --git a/src/pixi/renderers/webgl/utils/WebGLSpriteBatch.js b/src/pixi/renderers/webgl/utils/WebGLSpriteBatch.js
index e993bf7..711b4da 100755
--- a/src/pixi/renderers/webgl/utils/WebGLSpriteBatch.js
+++ b/src/pixi/renderers/webgl/utils/WebGLSpriteBatch.js
@@ -1,10 +1,10 @@
 /**
  * @author Mat Groves
- *
+ * 
  * Big thanks to the very clever Matt DesLauriers <mattdesl> https://github.com/mattdesl/
  * for creating the original pixi version!
  * Also a thanks to https://github.com/bchevalier for tweaking the tint and alpha so that they now share 4 bytes on the vertex buffer
- *
+ * 
  * Heavily inspired by LibGDX's WebGLSpriteBatch:
  * https://github.com/libgdx/libgdx/blob/master/gdx/src/com/badlogic/gdx/graphics/g2d/WebGLSpriteBatch.java
  */
@@ -66,7 +66,7 @@
      * @type Uint16Array
      */
     this.indices = new PIXI.Uint16Array(numIndices);
-
+    
     /**
      * @property lastIndexCount
      * @type Number
@@ -206,7 +206,7 @@
 {
     var texture = sprite.texture;
 
-   //TODO set blend modes..
+   //TODO set blend modes.. 
     // check texture..
     if(this.currentBatchSize >= this.size)
     {
@@ -224,7 +224,7 @@
     var aY = sprite.anchor.y;
 
     var w0, w1, h0, h1;
-
+        
     if (texture.trim)
     {
         // if the sprite is trimmed then we need to add the extra space before transforming the sprite coords..
@@ -247,7 +247,7 @@
     }
 
     var index = this.currentBatchSize * 4 * this.vertSize;
-
+    
     var resolution = texture.baseTexture.resolution;
 
     var worldTransform = sprite.worldTransform;
@@ -298,7 +298,7 @@
         positions[index+15] = a * w1 + c * h0 + tx;
         positions[index+16] = d * h0 + b * w1 + ty;
     }
-
+    
     // uv
     positions[index+2] = uvs.x0;
     positions[index+3] = uvs.y0;
@@ -327,7 +327,7 @@
 
 /**
 * Renders a TilingSprite using the spriteBatch.
-*
+* 
 * @method renderTilingSprite
 * @param sprite {TilingSprite} the tilingSprite to render
 */
@@ -420,7 +420,7 @@
     positions[index++] = uvs.y1;
     // color
     colors[index++] = color;
-
+    
     // xy
     positions[index++] = a * w0 + c * h0 + tx;
     positions[index++] = d * h0 + b * w0 + ty;
@@ -477,7 +477,7 @@
         gl.vertexAttribPointer(shader.colorAttribute, 4, gl.UNSIGNED_BYTE, true, stride, 4 * 4);
     }
 
-    // upload the verts to the buffer
+    // upload the verts to the buffer  
     if(this.currentBatchSize > ( this.size * 0.5 ) )
     {
         gl.bufferSubData(gl.ARRAY_BUFFER, 0, this.vertices);
@@ -501,7 +501,7 @@
     var sprite;
 
     for (var i = 0, j = this.currentBatchSize; i < j; i++) {
-
+        
         sprite = this.sprites[i];
 
         nextTexture = sprite.texture.baseTexture;
@@ -522,13 +522,13 @@
             if( blendSwap )
             {
                 currentBlendMode = nextBlendMode;
-                this.renderSession.blendModeManager.setBlendMode( currentBlendMode, currentBaseTexture.premultipliedAlpha );
+                this.renderSession.blendModeManager.setBlendMode( currentBlendMode );
             }
 
             if( shaderSwap )
             {
                 currentShader = nextShader;
-
+                
                 shader = currentShader.shaders[gl.id];
 
                 if(!shader)
@@ -546,7 +546,7 @@
                 this.renderSession.shaderManager.setShader(shader);
 
                 if(shader.dirty)shader.syncUniforms();
-
+                
                 // both thease only need to be set if they are changing..
                 // set the projection
                 var projection = this.renderSession.projection;
@@ -594,7 +594,7 @@
 
     // now draw those suckas!
     gl.drawElements(gl.TRIANGLES, size * 6, gl.UNSIGNED_SHORT, startIndex * 6 * 2);
-
+    
     // increment the draw count
     this.renderSession.drawCount++;
 };
@@ -618,18 +618,18 @@
 
 /**
 * Destroys the SpriteBatch.
-*
+* 
 * @method destroy
 */
 PIXI.WebGLSpriteBatch.prototype.destroy = function()
 {
     this.vertices = null;
     this.indices = null;
-
+    
     this.gl.deleteBuffer( this.vertexBuffer );
     this.gl.deleteBuffer( this.indexBuffer );
-
+    
     this.currentBaseTexture = null;
-
+    
     this.gl = null;
-};
+};
\ No newline at end of file