Use public property for blend mode check phaserjs#4771

Author: photonstorm

src/gameobjects/container/ContainerCanvasRenderer.js

@@ -66,26 +66,25 @@ var ContainerCanvasRenderer = function (renderer, container, interpolationPercen
         }
 
         var childAlpha = child.alpha;
-        var childBlendMode = child._blendMode;
         var childScrollFactorX = child.scrollFactorX;
         var childScrollFactorY = child.scrollFactorY;
 
+        if (!containerHasBlendMode && child.blendMode !== renderer.currentBlendMode)
+        {
+            //  If Container doesn't have its own blend mode, then a child can have one
+            renderer.setBlendMode(child.blendMode);
+        }
+
         //  Set parent values
         child.setScrollFactor(childScrollFactorX * scrollFactorX, childScrollFactorY * scrollFactorY);
         child.setAlpha(childAlpha * alpha);
 
-        if (containerHasBlendMode)
-        {
-            child.setBlendMode(container._blendMode);
-        }
-
         //  Render
         child.renderCanvas(renderer, child, interpolationPercentage, camera, transformMatrix);
 
         //  Restore original values
         child.setAlpha(childAlpha);
         child.setScrollFactor(childScrollFactorX, childScrollFactorY);
-        child.setBlendMode(childBlendMode);
     }
 };