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      1 /*
      2 * Copyright 2013 Google Inc.
      3 *
      4 * Use of this source code is governed by a BSD-style license that can be
      5 * found in the LICENSE file.
      6 */
      7 
      8 #include "Benchmark.h"
      9 #include "SkBlurMask.h"
     10 #include "SkBlurMaskFilter.h"
     11 #include "SkCanvas.h"
     12 #include "SkColorFilter.h"
     13 #include "SkLayerDrawLooper.h"
     14 #include "SkPaint.h"
     15 #include "SkPath.h"
     16 #include "SkPoint.h"
     17 #include "SkRRect.h"
     18 #include "SkRect.h"
     19 #include "SkString.h"
     20 
     21 // Large blurred RR appear frequently on web pages. This benchmark measures our
     22 // performance in this case.
     23 class BlurRoundRectBench : public Benchmark {
     24 public:
     25     BlurRoundRectBench(int width, int height, int cornerRadius)
     26         : fName("blurroundrect") {
     27         fName.appendf("_WH_%ix%i_cr_%i", width, height, cornerRadius);
     28         SkRect r = SkRect::MakeWH(SkIntToScalar(width), SkIntToScalar(height));
     29         fRRect.setRectXY(r, SkIntToScalar(cornerRadius), SkIntToScalar(cornerRadius));
     30     }
     31 
     32     const char* onGetName() override {
     33         return fName.c_str();
     34     }
     35 
     36     SkIPoint onGetSize() override {
     37         return SkIPoint::Make(SkScalarCeilToInt(fRRect.rect().width()),
     38                               SkScalarCeilToInt(fRRect.rect().height()));
     39     }
     40 
     41     void onDraw(int loops, SkCanvas* canvas) override {
     42         SkLayerDrawLooper::Builder looperBuilder;
     43         {
     44             SkLayerDrawLooper::LayerInfo info;
     45             info.fPaintBits = SkLayerDrawLooper::kMaskFilter_Bit
     46                               | SkLayerDrawLooper::kColorFilter_Bit;
     47             info.fColorMode = SkBlendMode::kSrc;
     48             info.fOffset = SkPoint::Make(SkIntToScalar(-1), SkIntToScalar(0));
     49             info.fPostTranslate = false;
     50             SkPaint* paint = looperBuilder.addLayerOnTop(info);
     51             paint->setMaskFilter(SkBlurMaskFilter::Make(kNormal_SkBlurStyle,
     52                                                         SkBlurMask::ConvertRadiusToSigma(0.5),
     53                                                         SkBlurMaskFilter::kHighQuality_BlurFlag));
     54             paint->setColorFilter(SkColorFilter::MakeModeFilter(SK_ColorLTGRAY,
     55                                                                 SkBlendMode::kSrcIn));
     56             paint->setColor(SK_ColorGRAY);
     57         }
     58         {
     59             SkLayerDrawLooper::LayerInfo info;
     60             looperBuilder.addLayerOnTop(info);
     61         }
     62         SkPaint dullPaint;
     63         dullPaint.setAntiAlias(true);
     64 
     65         SkPaint loopedPaint;
     66         loopedPaint.setLooper(looperBuilder.detach());
     67         loopedPaint.setAntiAlias(true);
     68         loopedPaint.setColor(SK_ColorCYAN);
     69 
     70         for (int i = 0; i < loops; i++) {
     71             canvas->drawRect(fRRect.rect(), dullPaint);
     72             canvas->drawRRect(fRRect, loopedPaint);
     73         }
     74     }
     75 
     76 private:
     77     SkString    fName;
     78     SkRRect     fRRect;
     79 
     80     typedef     Benchmark INHERITED;
     81 };
     82 
     83 // Create one with dimensions/rounded corners based on the skp
     84 DEF_BENCH(return new BlurRoundRectBench(600, 5514, 6);)
     85 // Same radii, much smaller rectangle
     86 DEF_BENCH(return new BlurRoundRectBench(100, 100, 6);)
     87 // Other radii options
     88 DEF_BENCH(return new BlurRoundRectBench(100, 100, 30);)
     89 DEF_BENCH(return new BlurRoundRectBench(100, 100, 90);)
     90