skia2/bench/RegionContainBench.cpp
skia.committer@gmail.com 747f1ecce6 Sanitizing source files in Skia_Periodic_House_Keeping
git-svn-id: http://skia.googlecode.com/svn/trunk@7499 2bbb7eff-a529-9590-31e7-b0007b416f81
2013-01-31 20:28:24 +00:00

69 lines
1.5 KiB
C++

/*
* 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 "SkBenchmark.h"
#include "SkRandom.h"
#include "SkRegion.h"
#include "SkString.h"
static bool sect_proc(SkRegion& a, SkRegion& b) {
SkRegion result;
return result.op(a, b, SkRegion::kIntersect_Op);
}
class RegionContainBench : public SkBenchmark {
public:
typedef bool (*Proc)(SkRegion& a, SkRegion& b);
SkRegion fA, fB;
Proc fProc;
SkString fName;
enum {
W = 200,
H = 200,
COUNT = 10,
N = SkBENCHLOOP(20000)
};
SkIRect randrect(SkRandom& rand, int i) {
int w = rand.nextU() % W;
return SkIRect::MakeXYWH(0, i*H/COUNT, w, H/COUNT);
}
RegionContainBench(void* param, Proc proc, const char name[]) : INHERITED(param) {
fProc = proc;
fName.printf("region_contains_%s", name);
SkRandom rand;
for (int i = 0; i < COUNT; i++) {
fA.op(randrect(rand, i), SkRegion::kXOR_Op);
}
fB.setRect(0, 0, H, W);
fIsRendering = false;
}
protected:
virtual const char* onGetName() { return fName.c_str(); }
virtual void onDraw(SkCanvas* canvas) {
Proc proc = fProc;
for (int i = 0; i < N; ++i) {
proc(fA, fB);
}
}
private:
typedef SkBenchmark INHERITED;
};
static SkBenchmark* gF0(void* p) { return SkNEW_ARGS(RegionContainBench, (p, sect_proc, "sect")); }
static BenchRegistry gR0(gF0);