skia2/bench/BlurRoundRectBench.cpp

91 lines
3.1 KiB
C++

/*
* 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 "Benchmark.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 "SkRRect.h"
#include "SkRect.h"
#include "SkString.h"
#include "SkXfermode.h"
// Large blurred RR appear frequently on web pages. This benchmark measures our
// performance in this case.
class BlurRoundRectBench : public Benchmark {
public:
BlurRoundRectBench(int width, int height, int cornerRadius)
: fName("blurroundrect") {
fName.appendf("_WH_%ix%i_cr_%i", width, height, cornerRadius);
SkRect r = SkRect::MakeWH(SkIntToScalar(width), SkIntToScalar(height));
fRRect.setRectXY(r, SkIntToScalar(cornerRadius), SkIntToScalar(cornerRadius));
}
const char* onGetName() override {
return fName.c_str();
}
SkIPoint onGetSize() override {
return SkIPoint::Make(SkScalarCeilToInt(fRRect.rect().width()),
SkScalarCeilToInt(fRRect.rect().height()));
}
void onDraw(int loops, 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));
info.fPostTranslate = false;
SkPaint* paint = looperBuilder.addLayerOnTop(info);
paint->setMaskFilter(SkBlurMaskFilter::Make(kNormal_SkBlurStyle,
SkBlurMask::ConvertRadiusToSigma(0.5),
SkBlurMaskFilter::kHighQuality_BlurFlag));
paint->setColorFilter(SkColorFilter::MakeModeFilter(SK_ColorLTGRAY,
SkXfermode::kSrcIn_Mode));
paint->setColor(SK_ColorGRAY);
}
{
SkLayerDrawLooper::LayerInfo info;
looperBuilder.addLayerOnTop(info);
}
SkPaint dullPaint;
dullPaint.setAntiAlias(true);
SkPaint loopedPaint;
loopedPaint.setLooper(looperBuilder.detach());
loopedPaint.setAntiAlias(true);
loopedPaint.setColor(SK_ColorCYAN);
for (int i = 0; i < loops; i++) {
canvas->drawRect(fRRect.rect(), dullPaint);
canvas->drawRRect(fRRect, loopedPaint);
}
}
private:
SkString fName;
SkRRect fRRect;
typedef Benchmark INHERITED;
};
// Create one with dimensions/rounded corners based on the skp
DEF_BENCH(return new BlurRoundRectBench(600, 5514, 6);)
// Same radii, much smaller rectangle
DEF_BENCH(return new BlurRoundRectBench(100, 100, 6);)
// Other radii options
DEF_BENCH(return new BlurRoundRectBench(100, 100, 30);)
DEF_BENCH(return new BlurRoundRectBench(100, 100, 90);)