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add bench for colorfilter-mixer

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Change-Id: Iab8a25b086a492838931b0fab2d6239ae975b435
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/204640
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
Auto-Submit: Mike Reed <reed@google.com>
This commit is contained in:
Mike Reed 2019-03-28 12:37:27 -06:00 committed by Skia Commit-Bot
parent 0d33eac1aa
commit cc8c7bee79
1 changed files with 64 additions and 0 deletions
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64
bench/ColorFilterBench.cpp
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@ -279,3 +279,67 @@ DEF_BENCH( return new ColorFilterBrightBlueBench(false); )
DEF_BENCH( return new ColorFilterBrightBench(false); )
DEF_BENCH( return new ColorFilterBlueBench(false); )
DEF_BENCH( return new ColorFilterGrayBench(false); )
////////////////////////////////////////////////////////////////
#include "Resources.h"
#include "SkMixer.h"
class CFMixerBench : public Benchmark {
SkString fName;
enum Flags {
kUseCF0 = 1 << 0,
kUseCF1 = 1 << 1,
};
sk_sp<SkShader> fShader;
sk_sp<SkColorFilter> fFilter;
const unsigned fFlags;
public:
CFMixerBench(unsigned flags) : fFlags(flags) {
fName.printf("colorfilter_mixer_%d", flags);
}
~CFMixerBench() override {}
protected:
const char* onGetName() override { return fName.c_str(); }
void onDelayedSetup() override {
auto img = GetResourceAsImage("images/mandrill_256.png");
if (img) {
img = img->makeRasterImage();
}
fShader = img->makeShader();
auto cf0 = SkColorFilter::MakeModeFilter(0x88FF3366, SkBlendMode::kDstIn);
auto cf1 = SkColorFilter::MakeModeFilter(0x88FF3366, SkBlendMode::kDstATop);
auto mx = SkMixer::MakeLerp(0.5f);
if (!(fFlags & kUseCF0)) {
cf0 = nullptr;
}
if (!(fFlags & kUseCF1)) {
cf1 = nullptr;
}
fFilter = SkColorFilter::MakeMixer(cf0, cf1, mx);
}
void onDraw(int loops, SkCanvas* canvas) override {
SkRect r = SkRect::MakeWH(256, 256);
SkPaint paint;
paint.setShader(fShader);
paint.setColorFilter(fFilter);
paint.setBlendMode(SkBlendMode::kSrc); // no need to measure this step
for (int j = 0; j < 100; ++j) {
for (int i = 0; i < loops; i++) {
canvas->drawRect(r, paint);
}
}
}
private:
typedef Benchmark INHERITED;
};
DEF_BENCH(return new CFMixerBench(0);)
DEF_BENCH(return new CFMixerBench(1);)
DEF_BENCH(return new CFMixerBench(2);)
DEF_BENCH(return new CFMixerBench(3);)