skia2/bench/PathBench.cpp
reed@google.com d34658a5f1 add benchmark for path filling
git-svn-id: http://skia.googlecode.com/svn/trunk@1097 2bbb7eff-a529-9590-31e7-b0007b416f81
2011-04-11 13:12:51 +00:00

190 lines
5.6 KiB
C++

#include "SkBenchmark.h"
#include "SkBitmap.h"
#include "SkCanvas.h"
#include "SkColorPriv.h"
#include "SkPaint.h"
#include "SkShader.h"
#include "SkString.h"
enum Flags {
kStroke_Flag = 1 << 0,
kBig_Flag = 1 << 1
};
#define FLAGS00 Flags(0)
#define FLAGS01 Flags(kStroke_Flag)
#define FLAGS10 Flags(kBig_Flag)
#define FLAGS11 Flags(kStroke_Flag | kBig_Flag)
class PathBench : public SkBenchmark {
SkPaint fPaint;
SkString fName;
Flags fFlags;
enum { N = 1000 };
public:
PathBench(void* param, Flags flags) : INHERITED(param), fFlags(flags) {
fPaint.setStyle(flags & kStroke_Flag ? SkPaint::kStroke_Style :
SkPaint::kFill_Style);
fPaint.setStrokeWidth(SkIntToScalar(5));
fPaint.setStrokeJoin(SkPaint::kBevel_Join);
}
virtual void appendName(SkString*) = 0;
virtual void makePath(SkPath*) = 0;
virtual bool iscomplex() { return false; }
protected:
virtual const char* onGetName() {
fName.printf("path_%s_%s_",
fFlags & kStroke_Flag ? "stroke" : "fill",
fFlags & kBig_Flag ? "big" : "small");
this->appendName(&fName);
return fName.c_str();
}
virtual void onDraw(SkCanvas* canvas) {
SkPaint paint(fPaint);
this->setupPaint(&paint);
SkPath path;
this->makePath(&path);
if (fFlags & kBig_Flag) {
SkMatrix m;
m.setScale(SkIntToScalar(10), SkIntToScalar(10));
path.transform(m);
}
int count = N;
if (fFlags & kBig_Flag) {
count >>= 2;
}
if (this->iscomplex()) {
count >>= 3;
}
for (int i = 0; i < count; i++) {
canvas->drawPath(path, paint);
}
}
private:
typedef SkBenchmark INHERITED;
};
class TrianglePathBench : public PathBench {
public:
TrianglePathBench(void* param, Flags flags) : INHERITED(param, flags) {}
virtual void appendName(SkString* name) {
name->append("triangle");
}
virtual void makePath(SkPath* path) {
static const int gCoord[] = {
10, 10, 15, 5, 20, 20
};
path->moveTo(SkIntToScalar(gCoord[0]), SkIntToScalar(gCoord[1]));
path->lineTo(SkIntToScalar(gCoord[2]), SkIntToScalar(gCoord[3]));
path->lineTo(SkIntToScalar(gCoord[4]), SkIntToScalar(gCoord[5]));
path->close();
}
private:
typedef PathBench INHERITED;
};
class RectPathBench : public PathBench {
public:
RectPathBench(void* param, Flags flags) : INHERITED(param, flags) {}
virtual void appendName(SkString* name) {
name->append("rect");
}
virtual void makePath(SkPath* path) {
SkRect r = { 10, 10, 20, 20 };
path->addRect(r);
}
private:
typedef PathBench INHERITED;
};
class OvalPathBench : public PathBench {
public:
OvalPathBench(void* param, Flags flags) : INHERITED(param, flags) {}
virtual void appendName(SkString* name) {
name->append("oval");
}
virtual void makePath(SkPath* path) {
SkRect r = { 10, 10, 20, 20 };
path->addOval(r);
}
private:
typedef PathBench INHERITED;
};
class SawToothPathBench : public PathBench {
public:
SawToothPathBench(void* param, Flags flags) : INHERITED(param, flags) {}
virtual void appendName(SkString* name) {
name->append("sawtooth");
}
virtual void makePath(SkPath* path) {
SkScalar x = SkIntToScalar(20);
SkScalar y = SkIntToScalar(20);
const SkScalar x0 = x;
const SkScalar dx = SK_Scalar1 * 5;
const SkScalar dy = SK_Scalar1 * 10;
path->moveTo(x, y);
for (int i = 0; i < 32; i++) {
x += dx;
path->lineTo(x, y - dy);
x += dx;
path->lineTo(x, y + dy);
}
path->lineTo(x, y + 2 * dy);
path->lineTo(x0, y + 2 * dy);
path->close();
}
virtual bool iscomplex() { return true; }
private:
typedef PathBench INHERITED;
};
static SkBenchmark* FactT00(void* p) { return new TrianglePathBench(p, FLAGS00); }
static SkBenchmark* FactT01(void* p) { return new TrianglePathBench(p, FLAGS01); }
static SkBenchmark* FactT10(void* p) { return new TrianglePathBench(p, FLAGS10); }
static SkBenchmark* FactT11(void* p) { return new TrianglePathBench(p, FLAGS11); }
static SkBenchmark* FactR00(void* p) { return new RectPathBench(p, FLAGS00); }
static SkBenchmark* FactR01(void* p) { return new RectPathBench(p, FLAGS01); }
static SkBenchmark* FactR10(void* p) { return new RectPathBench(p, FLAGS10); }
static SkBenchmark* FactR11(void* p) { return new RectPathBench(p, FLAGS11); }
static SkBenchmark* FactO00(void* p) { return new OvalPathBench(p, FLAGS00); }
static SkBenchmark* FactO01(void* p) { return new OvalPathBench(p, FLAGS01); }
static SkBenchmark* FactO10(void* p) { return new OvalPathBench(p, FLAGS10); }
static SkBenchmark* FactO11(void* p) { return new OvalPathBench(p, FLAGS11); }
static SkBenchmark* FactS00(void* p) { return new SawToothPathBench(p, FLAGS00); }
static SkBenchmark* FactS01(void* p) { return new SawToothPathBench(p, FLAGS01); }
static BenchRegistry gRegT00(FactT00);
static BenchRegistry gRegT01(FactT01);
static BenchRegistry gRegT10(FactT10);
static BenchRegistry gRegT11(FactT11);
static BenchRegistry gRegR00(FactR00);
static BenchRegistry gRegR01(FactR01);
static BenchRegistry gRegR10(FactR10);
static BenchRegistry gRegR11(FactR11);
static BenchRegistry gRegO00(FactO00);
static BenchRegistry gRegO01(FactO01);
static BenchRegistry gRegO10(FactO10);
static BenchRegistry gRegO11(FactO11);
static BenchRegistry gRegS00(FactS00);
static BenchRegistry gRegS01(FactS01);