skia2/bench/BitmapRectBench.cpp
skia.committer@gmail.com f57c01bdcf Sanitizing source files in Skia_Periodic_House_Keeping
git-svn-id: http://skia.googlecode.com/svn/trunk@5943 2bbb7eff-a529-9590-31e7-b0007b416f81
2012-10-13 02:01:56 +00:00

90 lines
2.3 KiB
C++

/*
* 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 "SkBitmap.h"
#include "SkPaint.h"
#include "SkCanvas.h"
#include "SkColorPriv.h"
#include "SkRandom.h"
#include "SkString.h"
static void drawIntoBitmap(const SkBitmap& bm) {
const int w = bm.width();
const int h = bm.height();
SkCanvas canvas(bm);
SkPaint p;
p.setAntiAlias(true);
p.setColor(SK_ColorRED);
canvas.drawCircle(SkIntToScalar(w)/2, SkIntToScalar(h)/2,
SkIntToScalar(SkMin32(w, h))*3/8, p);
SkRect r;
r.set(0, 0, SkIntToScalar(w), SkIntToScalar(h));
p.setStyle(SkPaint::kStroke_Style);
p.setStrokeWidth(SkIntToScalar(4));
p.setColor(SK_ColorBLUE);
canvas.drawRect(r, p);
}
/* Variants for bitmaprect
src : entire bitmap, subset, fractional subset
dst : same size as src, diff size
paint : filter-p
*/
class BitmapRectBench : public SkBenchmark {
SkBitmap fBitmap;
bool fDoFilter;
SkString fName;
SkRect fSrcR, fDstR;
enum { N = SkBENCHLOOP(300) };
public:
BitmapRectBench(void* param, bool doFilter) : INHERITED(param), fDoFilter(doFilter) {
const int w = 128;
const int h = 128;
fBitmap.setConfig(SkBitmap::kARGB_8888_Config, w, h);
fBitmap.allocPixels();
fBitmap.setIsOpaque(true);
fBitmap.eraseColor(SK_ColorBLACK);
drawIntoBitmap(fBitmap);
fSrcR.set(0, 0, w, h);
fDstR.set(0, 0, w, h);
}
protected:
virtual const char* onGetName() {
fName.printf("bitmaprect_%sfilter", fDoFilter ? "" : "no");
return fName.c_str();
}
virtual void onDraw(SkCanvas* canvas) {
SkIPoint dim = this->getSize();
SkRandom rand;
SkPaint paint;
this->setupPaint(&paint);
paint.setFilterBitmap(fDoFilter);
for (int i = 0; i < N; i++) {
canvas->drawBitmapRectToRect(fBitmap, &fSrcR, fDstR, &paint);
}
}
private:
typedef SkBenchmark INHERITED;
};
static SkBenchmark* Fact0(void* p) { return new BitmapRectBench(p, false); }
static SkBenchmark* Fact1(void* p) { return new BitmapRectBench(p, true); }
static BenchRegistry gReg0(Fact0);
static BenchRegistry gReg1(Fact1);