Blur refactoring

include/effects/SkBlurDrawLooper.h

Index: include/effects/SkBlurDrawLooper.h
===================================================================
--- include/effects/SkBlurDrawLooper.h	(revision 10522)
+++ include/effects/SkBlurDrawLooper.h	(working copy)
@@ -35,6 +35,10 @@
         kAll_BlurFlag               = 0x07
     };
 
+    SkBlurDrawLooper(SkScalar sigma, SkScalar dx, SkScalar dy, SkColor color,

[bsalomon, 2013/08/05 20:45:37]

What's the plan for removing the unused bool? Could we maybe change the order of
params (rather than adding one) so that when the deprecated cons is removed we
don't need another change to clients (to remove faux bool params)?

+                     uint32_t flags /* = kNone_BlurFlag */, bool unused);
+
+    // DEPRECATED - radius-based
     SkBlurDrawLooper(SkScalar radius, SkScalar dx, SkScalar dy, SkColor color,
                      uint32_t flags = kNone_BlurFlag);
     virtual ~SkBlurDrawLooper();
@@ -64,6 +68,8 @@
     };
     State   fState;
 
+    void init(SkScalar sigma, SkScalar dx, SkScalar dy, SkColor color, uint32_t flags);
+
     typedef SkDrawLooper INHERITED;
 };