blob: 902abfe848531429049355f394ea79402ff10481 [file] [log] [blame]
/*
* 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 "bench/Benchmark.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkFont.h"
#include "include/core/SkPaint.h"
#include "include/core/SkString.h"
#include "include/core/SkTextBlob.h"
#include "src/base/SkRandom.h"
#include "src/core/SkBlendModePriv.h"
#include "tools/Resources.h"
namespace {
enum Type {
kText,
kRect,
kSprite,
};
}
const char* gTypeNames[] = {
"mask", "rect", "sprite",
};
// Benchmark that draws non-AA rects or AA text with an SkBlendMode.
class XfermodeBench : public Benchmark {
public:
XfermodeBench(SkBlendMode mode, Type t) : fBlendMode(mode) {
fType = t;
fName.printf("blendmicro_%s_%s", gTypeNames[t], SkBlendMode_Name(mode));
}
protected:
const char* onGetName() override { return fName.c_str(); }
void onDelayedSetup() override {
if (fType == kSprite) {
fImage = GetResourceAsImage("images/color_wheel.png");
}
}
void onDraw(int loops, SkCanvas* canvas) override {
const char* text = "Hamburgefons";
size_t len = strlen(text);
SkISize size = canvas->getBaseLayerSize();
SkRandom random;
while (loops > 0) {
SkPaint paint;
paint.setBlendMode(fBlendMode);
paint.setColor(random.nextU());
switch (fType) {
case kText: {
// Draw text to exercise AA code paths.
SkFont font;
font.setSize(random.nextRangeScalar(12, 96));
SkScalar x = random.nextRangeScalar(0, (SkScalar)size.fWidth),
y = random.nextRangeScalar(0, (SkScalar)size.fHeight);
auto blob = SkTextBlob::MakeFromText(text, len, font, SkTextEncoding::kUTF8);
int iterations = std::min(1000, loops);
for (int j = 0; j < iterations; ++j) {
canvas->drawTextBlob(blob, x, y, paint);
}
loops -= iterations;
} break;
case kRect: {
// Draw rects to exercise non-AA code paths.
SkScalar w = random.nextRangeScalar(50, 100);
SkScalar h = random.nextRangeScalar(50, 100);
SkRect rect = SkRect::MakeXYWH(
random.nextUScalar1() * (size.fWidth - w),
random.nextUScalar1() * (size.fHeight - h),
w,
h
);
int iterations = std::min(1000, loops);
for (int j = 0; j < iterations; ++j) {
canvas->drawRect(rect, paint);
}
loops -= iterations;
} break;
case kSprite:
paint.setAlphaf(1.0f);
for (int i = 0; i < 10; ++i) {
canvas->drawImage(fImage, 0, 0, SkSamplingOptions(), &paint);
}
loops -= 1;
break;
}
}
}
private:
SkBlendMode fBlendMode;
SkString fName;
sk_sp<SkImage> fImage;
Type fType;
using INHERITED = Benchmark;
};
//////////////////////////////////////////////////////////////////////////////
#define BENCH(mode) \
DEF_BENCH( return new XfermodeBench(mode, kText); ) \
DEF_BENCH( return new XfermodeBench(mode, kRect); ) \
DEF_BENCH( return new XfermodeBench(mode, kSprite); )
BENCH(SkBlendMode::kClear)
BENCH(SkBlendMode::kSrc)
BENCH(SkBlendMode::kDst)
BENCH(SkBlendMode::kSrcOver)
BENCH(SkBlendMode::kDstOver)
BENCH(SkBlendMode::kSrcIn)
BENCH(SkBlendMode::kDstIn)
BENCH(SkBlendMode::kSrcOut)
BENCH(SkBlendMode::kDstOut)
BENCH(SkBlendMode::kSrcATop)
BENCH(SkBlendMode::kDstATop)
BENCH(SkBlendMode::kXor)
BENCH(SkBlendMode::kPlus)
BENCH(SkBlendMode::kModulate)
BENCH(SkBlendMode::kScreen)
BENCH(SkBlendMode::kOverlay)
BENCH(SkBlendMode::kDarken)
BENCH(SkBlendMode::kLighten)
BENCH(SkBlendMode::kColorDodge)
BENCH(SkBlendMode::kColorBurn)
BENCH(SkBlendMode::kHardLight)
BENCH(SkBlendMode::kSoftLight)
BENCH(SkBlendMode::kDifference)
BENCH(SkBlendMode::kExclusion)
BENCH(SkBlendMode::kMultiply)
BENCH(SkBlendMode::kHue)
BENCH(SkBlendMode::kSaturation)
BENCH(SkBlendMode::kColor)
BENCH(SkBlendMode::kLuminosity)