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/*
* 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 "SkBenchmark.h"
#include "SkCanvas.h"
#include "SkPaint.h"
#include "SkRandom.h"
#include "SkShader.h"
#include "SkString.h"
#include "SkBlurMask.h"
#define SMALL SkIntToScalar(2)
#define REAL SkFloatToScalar(1.5f)
#define BIG SkIntToScalar(10)
#define REALBIG SkFloatToScalar(30.5f)
class BlurRectBench: public SkBenchmark {
SkScalar fRadius;
SkString fName;
public:
BlurRectBench(void *param, SkScalar rad) : INHERITED(param) {
fRadius = rad;
}
protected:
virtual const char* onGetName() {
return fName.c_str();
}
SkScalar radius() const {
return fRadius;
}
void setName(const SkString& name) {
fName = name;
}
virtual void onDraw(SkCanvas* canvas) {
SkPaint paint;
this->setupPaint(&paint);
paint.setAntiAlias(true);
SkScalar pad = fRadius*3/2 + SK_Scalar1;
SkRect r = SkRect::MakeWH(2 * pad + SK_Scalar1, 2 * pad + SK_Scalar1);
int loop_count;
if (fRadius > SkIntToScalar(25)) {
loop_count = 100;
} else if (fRadius > SkIntToScalar(5)) {
loop_count = 1000;
} else {
loop_count = 10000;
}
preBenchSetup(r);
for (int i = 0; i < SkBENCHLOOP(loop_count); i++) {
makeBlurryRect(r);
}
}
virtual void makeBlurryRect(const SkRect&) = 0;
virtual void preBenchSetup(const SkRect&) {}
private:
typedef SkBenchmark INHERITED;
};
class BlurRectDirectBench: public BlurRectBench {
public:
BlurRectDirectBench(void *param, SkScalar rad) : BlurRectBench(param, rad) {
SkString name;
if (SkScalarFraction(rad) != 0) {
name.printf("blurrect_direct_%.2f", SkScalarToFloat(rad));
} else {
name.printf("blurrect_direct_%d", SkScalarRound(rad));
}
setName(name);
}
protected:
virtual void makeBlurryRect(const SkRect& r) SK_OVERRIDE {
SkMask mask;
SkBlurMask::BlurRect(&mask, r, radius(), SkBlurMask::kNormal_Style,
SkBlurMask::kHigh_Quality);
SkMask::FreeImage(mask.fImage);
}
};
class BlurRectSeparableBench: public BlurRectBench {
SkMask fSrcMask;
public:
BlurRectSeparableBench(void *param, SkScalar rad) : BlurRectBench(param, rad) {
SkString name;
if (SkScalarFraction(rad) != 0) {
name.printf("blurrect_separable_%.2f", SkScalarToFloat(rad));
} else {
name.printf("blurrect_separable_%d", SkScalarRound(rad));
}
setName(name);
fSrcMask.fImage = NULL;
}
~BlurRectSeparableBench() {
SkMask::FreeImage(fSrcMask.fImage);
}
protected:
virtual void preBenchSetup(const SkRect& r) SK_OVERRIDE {
SkMask::FreeImage(fSrcMask.fImage);
r.roundOut(&fSrcMask.fBounds);
fSrcMask.fFormat = SkMask::kA8_Format;
fSrcMask.fRowBytes = fSrcMask.fBounds.width();
fSrcMask.fImage = SkMask::AllocImage(fSrcMask.computeTotalImageSize());
memset(fSrcMask.fImage, 0xff, fSrcMask.computeTotalImageSize());
}
virtual void makeBlurryRect(const SkRect& r) SK_OVERRIDE {
SkMask mask;
SkBlurMask::BlurSeparable(&mask, fSrcMask, radius(),
SkBlurMask::kNormal_Style,
SkBlurMask::kHigh_Quality);
SkMask::FreeImage(mask.fImage);
}
};
DEF_BENCH(return new BlurRectSeparableBench(p, SMALL);)
DEF_BENCH(return new BlurRectSeparableBench(p, BIG);)
DEF_BENCH(return new BlurRectSeparableBench(p, REALBIG);)
DEF_BENCH(return new BlurRectSeparableBench(p, REAL);)
DEF_BENCH(return new BlurRectDirectBench(p, SMALL);)
DEF_BENCH(return new BlurRectDirectBench(p, BIG);)
DEF_BENCH(return new BlurRectDirectBench(p, REALBIG);)
DEF_BENCH(return new BlurRectDirectBench(p, REAL);)
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