Convert PictureRenderer to SkPaintFilterCanvas

tools/PictureRenderer.h

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef PictureRenderer_DEFINED
 #define PictureRenderer_DEFINED
 
@@ skipping 209 matching lines @@
     void setSampleCount(int sampleCount) {
         fSampleCount = sampleCount;
     }
 
     void setUseDFText(bool useDFText) {
         fUseDFText = useDFText;
     }
 #endif
 
     void setDrawFilters(DrawFilterFlags const * const filters, const SkString& configName) {
-        memcpy(fDrawFilters, filters, sizeof(fDrawFilters));
+        fHasDrawFilters = false;
         fDrawFiltersConfig = configName;
+
+        for (size_t i = 0; i < SK_ARRAY_COUNT(fDrawFilters); ++i) {
+            fDrawFilters[i] = filters[i];
+            fHasDrawFilters |= SkToBool(filters[i]);
+        }
     }
 
     void setBBoxHierarchyType(BBoxHierarchyType bbhType) {
         fBBoxHierarchyType = bbhType;
     }
 
     BBoxHierarchyType getBBoxHierarchyType() { return fBBoxHierarchyType; }
 
     void setJsonSummaryPtr(ImageResultsAndExpectations* jsonSummaryPtr) {
         fJsonSummaryPtr = jsonSummaryPtr;
@@ skipping 166 matching lines @@
 
 #if SK_SUPPORT_GPU
     explicit PictureRenderer(const GrContextOptions &opts)
 #else
     PictureRenderer()
 #endif
         : fJsonSummaryPtr(NULL)
         , fDeviceType(kBitmap_DeviceType)
         , fEnableWrites(false)
         , fBBoxHierarchyType(kNone_BBoxHierarchyType)
+        , fHasDrawFilters(false)
         , fScaleFactor(SK_Scalar1)
 #if SK_SUPPORT_GPU
         , fGrContextFactory(opts)
         , fGrContext(NULL)
         , fSampleCount(0)
         , fUseDFText(false)
 #endif
         {
             sk_bzero(fDrawFilters, sizeof(fDrawFilters));
             fViewport.set(0, 0);
         }
 
 #if SK_SUPPORT_GPU
     virtual ~PictureRenderer() {
         SkSafeUnref(fGrContext);
     }
 #endif
 
 protected:
     SkAutoTUnref<SkCanvas> fCanvas;
     SkAutoTUnref<const SkPicture> fPicture;
     bool                   fUseChecksumBasedFilenames;
     bool                   fUseMultiPictureDraw;
     ImageResultsAndExpectations*   fJsonSummaryPtr;
     SkDeviceTypes          fDeviceType;
     bool                   fEnableWrites;
     BBoxHierarchyType      fBBoxHierarchyType;
+    bool                   fHasDrawFilters;
     DrawFilterFlags        fDrawFilters[SkDrawFilter::kTypeCount];
     SkString               fDrawFiltersConfig;
     SkString               fWritePath;
     SkString               fMismatchPath;
     SkString               fInputFilename;
 
     void buildBBoxHierarchy();
 
     /**
      * Return the total width that should be drawn. If the viewport width has been set greater than
@@ skipping 256 matching lines @@
 
 #if SK_SUPPORT_GPU
 extern PictureRenderer* CreateGatherPixelRefsRenderer(const GrContextOptions& opts);
 #else
 extern PictureRenderer* CreateGatherPixelRefsRenderer();
 #endif
 
 }
 
 #endif  // PictureRenderer_DEFINED