Minor clean up related to blur mask filters

gm/occludedrrectblur.cpp

Index: gm/occludedrrectblur.cpp
diff --git a/gm/occludedrrectblur.cpp b/gm/occludedrrectblur.cpp
index da2bf5d38eccf736b320495e27c9b89ba2054810..efc840ec761160b5bd4fea42b88783f038a639ec 100644
--- a/gm/occludedrrectblur.cpp
+++ b/gm/occludedrrectblur.cpp
@@ -149,7 +149,7 @@ static void draw_90(SkCanvas* canvas, const SkVector& v, SkScalar dist, const Sk
 static void draw_90_simple(SkCanvas* canvas, const SkVector& v,
                            SkScalar dist, const SkPoint& center) {
     static const int kLength = 128;
-    static const int kWidth = 32;
+    static const int kWidth = 47;

[egdaniel, 2016/08/05 13:37:55]

Add a comment why we are picking this number in particular.

[robertphillips, 2016/08/05 14:18:09]

Done.

 
     SkIRect r;
     if (fabs(v.fX) < fabs(v.fY)) {
@@ -293,18 +293,18 @@ protected:
                    SkVector::Make(kRoot3Over2, -0.5f), 120, center);
 
         draw_45_simple(canvas, SkVector::Make(-SK_ScalarRoot2Over2, -SK_ScalarRoot2Over2),
-                       190, center);
+                       210, center);
         draw_45_simple(canvas, SkVector::Make(SK_ScalarRoot2Over2, -SK_ScalarRoot2Over2),
-                       190, center);
+                       210, center);
         draw_45_simple(canvas, SkVector::Make(SK_ScalarRoot2Over2, SK_ScalarRoot2Over2),
-                       190, center);
+                       210, center);
         draw_45_simple(canvas, SkVector::Make(-SK_ScalarRoot2Over2, SK_ScalarRoot2Over2),
-                       190, center);
+                       210, center);
 
-        draw_90_simple(canvas, SkVector::Make(-1.0f, 0.0f), 150, center);
-        draw_90_simple(canvas, SkVector::Make(0.0f, -1.0f), 150, center);
-        draw_90_simple(canvas, SkVector::Make(1.0f, 0.0f), 150, center);
-        draw_90_simple(canvas, SkVector::Make(0.0f, 1.0f), 150, center);
+        draw_90_simple(canvas, SkVector::Make(-1.0f, 0.0f), 160, center);
+        draw_90_simple(canvas, SkVector::Make(0.0f, -1.0f), 160, center);
+        draw_90_simple(canvas, SkVector::Make(1.0f, 0.0f), 160, center);
+        draw_90_simple(canvas, SkVector::Make(0.0f, 1.0f), 160, center);
     }
 
 private: