Remove work from constructors to facilitate debugging.

gm/blurroundrect.cpp

 /*
 * Copyright 2013 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */
 
 #include "gm.h"
 #include "SkBlurMask.h"
 #include "SkBlurMaskFilter.h"
 #include "SkCanvas.h"
 #include "SkColorFilter.h"
 #include "SkLayerDrawLooper.h"
 #include "SkPaint.h"
 #include "SkPath.h"
 #include "SkPoint.h"
 #include "SkRect.h"
 #include "SkRRect.h"
 #include "SkString.h"
 #include "SkXfermode.h"
 
 // This GM mimics a blurred RR seen in the wild.
 class BlurRoundRectGM : public skiagm::GM {
 public:
-    BlurRoundRectGM(int width, int height, int radius)
-        : fName("blurroundrect")
-    {
-        SkRect r = SkRect::MakeWH(SkIntToScalar(width), SkIntToScalar(height));
-        fRRect.setRectXY(r, SkIntToScalar(radius), SkIntToScalar(radius));
-        fName.appendf("-WH-%ix%i-corner-%i", width, height, radius);
-    }
-
     BlurRoundRectGM(int width, int height)
-        : fName("blurroundrect") {
+        : fName("blurroundrect"), fWidth(width), fHeight(height) {
         fName.appendf("-WH-%ix%i-unevenCorners", width,  height);
-        SkVector radii[4];
-        radii[0].set(SkIntToScalar(30), SkIntToScalar(30));
-        radii[1].set(SkIntToScalar(10), SkIntToScalar(10));
-        radii[2].set(SkIntToScalar(30), SkIntToScalar(30));
-        radii[3].set(SkIntToScalar(10), SkIntToScalar(10));
-        SkRect r = SkRect::MakeWH(SkIntToScalar(width), SkIntToScalar(height));
-        fRRect.setRectRadii(r, radii);
     }
 
     SkString onShortName() override {
         return fName;
     }
 
     SkISize onISize() override {
-        return SkISize::Make(SkScalarCeilToInt(fRRect.rect().width()),
-                             SkScalarCeilToInt(fRRect.rect().height()));
+        return SkISize::Make(fWidth, fHeight);
+    }
+
+    void onOnceBeforeDraw() override {
+        SkVector radii[4];
+        radii[0].set(SkIntToScalar(30), SkIntToScalar(30));
+        radii[1].set(SkIntToScalar(10), SkIntToScalar(10));
+        radii[2].set(SkIntToScalar(30), SkIntToScalar(30));
+        radii[3].set(SkIntToScalar(10), SkIntToScalar(10));
+        SkRect r = SkRect::MakeWH(SkIntToScalar(fWidth), SkIntToScalar(fHeight));
+        fRRect.setRectRadii(r, radii);
     }
 
     void onDraw(SkCanvas* canvas) override {
         SkLayerDrawLooper::Builder looperBuilder;
         {
             SkLayerDrawLooper::LayerInfo info;
             info.fPaintBits = SkLayerDrawLooper::kMaskFilter_Bit
                               | SkLayerDrawLooper::kColorFilter_Bit;
             info.fColorMode = SkXfermode::kSrc_Mode;
             info.fOffset = SkPoint::Make(SkIntToScalar(-1), SkIntToScalar(0));
@@ skipping 20 matching lines @@
         paint.setLooper(looperBuilder.detachLooper())->unref();
         paint.setColor(SK_ColorCYAN);
         paint.setAntiAlias(true);
 
         canvas->drawRRect(fRRect, paint);
     }
 
 private:
     SkString        fName;
     SkRRect         fRRect;
+    int             fWidth, fHeight;
 
     typedef skiagm::GM INHERITED;
 };
 
 #include "SkGradientShader.h"
 /*
  * Spits out a dummy gradient to test blur with shader on paint
  */
 static SkShader* MakeRadial() {
     SkPoint pts[2] = {
@@ skipping 79 matching lines @@
 // TODO(scroggo): Disabled in an attempt to rememdy
 // https://code.google.com/p/skia/issues/detail?id=1801 ('Win7 Test bots all failing GenerateGMs:
 // ran wrong number of tests')
 //DEF_GM(return new BlurRoundRectGM(600, 5514, 6);)
 
 // Rounded rect with two opposite corners with large radii, the other two
 // small.
 DEF_GM(return new BlurRoundRectGM(100, 100);)
 
 DEF_GM(return new SimpleBlurRoundRectGM();)