/*
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* Copyright 2011 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "Benchmark.h"
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#include "SkBlurMask.h"
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#include "SkCanvas.h"
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#include "SkMaskFilter.h"
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#include "SkPaint.h"
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#include "SkRandom.h"
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#include "SkShader.h"
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#include "SkString.h"
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#define MINI 0.01f
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#define SMALL SkIntToScalar(2)
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#define REAL 0.5f
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#define BIG SkIntToScalar(10)
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#define REALBIG 100.5f
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// The value that produces a sigma of just over 2.
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#define CUTOVER 2.6f
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static const char* gStyleName[] = {
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"normal",
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"solid",
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"outer",
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"inner"
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};
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class BlurBench : public Benchmark {
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SkScalar fRadius;
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SkBlurStyle fStyle;
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SkString fName;
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public:
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BlurBench(SkScalar rad, SkBlurStyle bs) {
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fRadius = rad;
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fStyle = bs;
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const char* name = rad > 0 ? gStyleName[bs] : "none";
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const char* quality = "high_quality";
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if (SkScalarFraction(rad) != 0) {
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fName.printf("blur_%.2f_%s_%s", SkScalarToFloat(rad), name, quality);
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} else {
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fName.printf("blur_%d_%s_%s", SkScalarRoundToInt(rad), name, quality);
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}
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}
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protected:
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const char* onGetName() override {
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return fName.c_str();
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}
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void onDraw(int loops, SkCanvas* canvas) override {
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SkPaint paint;
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this->setupPaint(&paint);
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paint.setAntiAlias(true);
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SkRandom rand;
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for (int i = 0; i < loops; i++) {
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SkRect r = SkRect::MakeWH(rand.nextUScalar1() * 400,
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rand.nextUScalar1() * 400);
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r.offset(fRadius, fRadius);
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if (fRadius > 0) {
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paint.setMaskFilter(SkMaskFilter::MakeBlur(fStyle,
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SkBlurMask::ConvertRadiusToSigma(fRadius)));
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}
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canvas->drawOval(r, paint);
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}
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}
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private:
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typedef Benchmark INHERITED;
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};
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DEF_BENCH(return new BlurBench(MINI, kNormal_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(MINI, kSolid_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(MINI, kOuter_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(MINI, kInner_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(SMALL, kNormal_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(SMALL, kSolid_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(SMALL, kOuter_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(SMALL, kInner_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(BIG, kNormal_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(BIG, kSolid_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(BIG, kOuter_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(BIG, kInner_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(REALBIG, kNormal_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(REALBIG, kSolid_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(REALBIG, kOuter_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(REALBIG, kInner_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(REAL, kNormal_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(REAL, kSolid_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(REAL, kOuter_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(REAL, kInner_SkBlurStyle);)
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DEF_BENCH(return new BlurBench(0, kNormal_SkBlurStyle);)
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