Home | History | Annotate | Download | only in bench 
      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 #include "SkXfermode.h"
     21 
     22 // Large blurred RR appear frequently on web pages. This benchmark measures our
     23 // performance in this case.
     24 class BlurRoundRectBench : public Benchmark {
     25 public:
     26     BlurRoundRectBench(int width, int height, int cornerRadius)
     27         : fName("blurroundrect") {
     28         fName.appendf("_WH[%ix%i]_cr[%i]", width, height, cornerRadius);
     29         SkRect r = SkRect::MakeWH(SkIntToScalar(width), SkIntToScalar(height));
     30         fRRect.setRectXY(r, SkIntToScalar(cornerRadius), SkIntToScalar(cornerRadius));
     31     }
     32 
     33     virtual const char* onGetName() SK_OVERRIDE {
     34         return fName.c_str();
     35     }
     36 
     37     virtual SkIPoint onGetSize() SK_OVERRIDE {
     38         return SkIPoint::Make(SkScalarCeilToInt(fRRect.rect().width()),
     39                               SkScalarCeilToInt(fRRect.rect().height()));
     40     }
     41 
     42     virtual void onDraw(const int loops, SkCanvas* canvas) SK_OVERRIDE {
     43         SkLayerDrawLooper::Builder looperBuilder;
     44         {
     45             SkLayerDrawLooper::LayerInfo info;
     46             info.fPaintBits = SkLayerDrawLooper::kMaskFilter_Bit
     47                               | SkLayerDrawLooper::kColorFilter_Bit;
     48             info.fColorMode = SkXfermode::kSrc_Mode;
     49             info.fOffset = SkPoint::Make(SkIntToScalar(-1), SkIntToScalar(0));
     50             info.fPostTranslate = false;
     51             SkPaint* paint = looperBuilder.addLayerOnTop(info);
     52             SkMaskFilter* maskFilter = SkBlurMaskFilter::Create(
     53                     kNormal_SkBlurStyle,
     54                     SkBlurMask::ConvertRadiusToSigma(SK_ScalarHalf),
     55                     SkBlurMaskFilter::kHighQuality_BlurFlag);
     56             paint->setMaskFilter(maskFilter)->unref();
     57             SkColorFilter* colorFilter = SkColorFilter::CreateModeFilter(SK_ColorLTGRAY,
     58                     SkXfermode::kSrcIn_Mode);
     59             paint->setColorFilter(colorFilter)->unref();
     60             paint->setColor(SK_ColorGRAY);
     61         }
     62         {
     63             SkLayerDrawLooper::LayerInfo info;
     64             looperBuilder.addLayerOnTop(info);
     65         }
     66         SkPaint dullPaint;
     67         dullPaint.setAntiAlias(true);
     68 
     69         SkPaint loopedPaint;
     70         loopedPaint.setLooper(looperBuilder.detachLooper())->unref();
     71         loopedPaint.setAntiAlias(true);
     72         loopedPaint.setColor(SK_ColorCYAN);
     73 
     74         for (int i = 0; i < loops; i++) {
     75             canvas->drawRect(fRRect.rect(), dullPaint);
     76             canvas->drawRRect(fRRect, loopedPaint);
     77         }
     78     }
     79 
     80 private:
     81     SkString    fName;
     82     SkRRect     fRRect;
     83 
     84     typedef     Benchmark INHERITED;
     85 };
     86 
     87 // Create one with dimensions/rounded corners based on the skp
     88 DEF_BENCH(return new BlurRoundRectBench(600, 5514, 6);)
     89 // Same radii, much smaller rectangle
     90 DEF_BENCH(return new BlurRoundRectBench(100, 100, 6);)
     91 // Other radii options
     92 DEF_BENCH(return new BlurRoundRectBench(100, 100, 30);)
     93 DEF_BENCH(return new BlurRoundRectBench(100, 100, 90);)
     94