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/*
* Copyright 2011 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 "SkGraphics.h"
#include "SkPaint.h"
#include "SkRandom.h"
#include "SkString.h"
extern bool gSkSuppressFontCachePurgeSpew;
class FontScalerBench : public SkBenchmark {
SkString fName;
SkString fText;
bool fDoLCD;
public:
FontScalerBench(bool doLCD) {
fName.printf("fontscaler_%s", doLCD ? "lcd" : "aa");
fText.set("abcdefghijklmnopqrstuvwxyz01234567890");
fDoLCD = doLCD;
}
protected:
virtual const char* onGetName() { return fName.c_str(); }
virtual void onDraw(SkCanvas* canvas) {
SkPaint paint;
this->setupPaint(&paint);
paint.setLCDRenderText(fDoLCD);
bool prev = gSkSuppressFontCachePurgeSpew;
gSkSuppressFontCachePurgeSpew = true;
for (int i = 0; i < this->getLoops(); i++) {
// this is critical - we want to time the creation process, so we
// explicitly flush our cache before each run
SkGraphics::PurgeFontCache();
for (int ps = 9; ps <= 24; ps += 2) {
paint.setTextSize(SkIntToScalar(ps));
canvas->drawText(fText.c_str(), fText.size(),
0, SkIntToScalar(20), paint);
}
}
gSkSuppressFontCachePurgeSpew = prev;
}
private:
typedef SkBenchmark INHERITED;
};
///////////////////////////////////////////////////////////////////////////////
DEF_BENCH( return SkNEW_ARGS(FontScalerBench, (false)); )
DEF_BENCH( return SkNEW_ARGS(FontScalerBench, (true)); )
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