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SkPDF/Bench becnchmark new SkPDFUtils::FloatToDecimal function.

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GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1735063004

Review URL: https://codereview.chromium.org/1735063004
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halcanary 2016-03-09 10:49:23 -08:00 committed by Commit bot
parent e6163bf353
commit cf430139db
1 changed files with 20 additions and 0 deletions
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20
bench/PDFBench.cpp
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@ -10,7 +10,9 @@
#include "SkData.h"
#include "SkImage.h"
#include "SkPDFBitmap.h"
#include "SkPDFUtils.h"
#include "SkPixmap.h"
#include "SkRandom.h"
namespace {
struct NullWStream : public SkWStream {
@ -145,7 +147,25 @@ private:
SkAutoTDelete<SkStreamAsset> fAsset;
};
// Test speed of SkPDFUtils::FloatToDecimal for typical floats that
// might be found in a PDF document.
struct PDFScalarBench : public Benchmark {
bool isSuitableFor(Backend b) override {
return b == kNonRendering_Backend;
}
const char* onGetName() override { return "PDFScalar"; }
void onDraw(int loops, SkCanvas*) override {
SkRandom random;
char dst[SkPDFUtils::kMaximumFloatDecimalLength];
while (loops-- > 0) {
auto f = random.nextRangeF(-500.0f, 1500.0f);
(void)SkPDFUtils::FloatToDecimal(f, dst);
}
}
};
} // namespace
DEF_BENCH(return new PDFImageBench;)
DEF_BENCH(return new PDFJpegImageBench;)
DEF_BENCH(return new PDFCompressionBench;)
DEF_BENCH(return new PDFScalarBench;)