skia2/bench/PathBench.cpp
bsalomon@google.com 1647a1955f add circle benchmark
Committed on behalf of Guanqun.Lu@gmail.com

Review URL: http://codereview.appspot.com/5999047/



git-svn-id: http://skia.googlecode.com/svn/trunk@3649 2bbb7eff-a529-9590-31e7-b0007b416f81
2012-04-11 15:34:46 +00:00

289 lines
8.8 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 "SkCanvas.h"
#include "SkColorPriv.h"
#include "SkPaint.h"
#include "SkRandom.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 = SkBENCHLOOP(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 int complexity() { return 0; }
protected:
virtual const char* onGetName() SK_OVERRIDE {
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) SK_OVERRIDE {
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;
}
count >>= (3 * complexity());
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) SK_OVERRIDE {
name->append("triangle");
}
virtual void makePath(SkPath* path) SK_OVERRIDE {
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) SK_OVERRIDE {
name->append("rect");
}
virtual void makePath(SkPath* path) SK_OVERRIDE {
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) SK_OVERRIDE {
name->append("oval");
}
virtual void makePath(SkPath* path) SK_OVERRIDE {
SkRect r = { 10, 10, 20, 20 };
path->addOval(r);
}
private:
typedef PathBench INHERITED;
};
class CirclePathBench: public PathBench {
public:
CirclePathBench(void* param, Flags flags) : INHERITED(param, flags) {}
virtual void appendName(SkString* name) SK_OVERRIDE {
name->append("circle");
}
virtual void makePath(SkPath* path) SK_OVERRIDE {
path->addCircle(SkIntToScalar(20), SkIntToScalar(20),
SkIntToScalar(10));
}
private:
typedef PathBench INHERITED;
};
class SawToothPathBench : public PathBench {
public:
SawToothPathBench(void* param, Flags flags) : INHERITED(param, flags) {}
virtual void appendName(SkString* name) SK_OVERRIDE {
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 int complexity() SK_OVERRIDE { return 1; }
private:
typedef PathBench INHERITED;
};
class LongCurvedPathBench : public PathBench {
public:
LongCurvedPathBench(void * param, Flags flags)
: INHERITED(param, flags) {
}
virtual void appendName(SkString* name) SK_OVERRIDE {
name->append("long_curved");
}
virtual void makePath(SkPath* path) SK_OVERRIDE {
SkRandom rand (12);
int i;
for (i = 0; i < 100; i++) {
path->quadTo(SkScalarMul(rand.nextUScalar1(), SkIntToScalar(640)),
SkScalarMul(rand.nextUScalar1(), SkIntToScalar(480)),
SkScalarMul(rand.nextUScalar1(), SkIntToScalar(640)),
SkScalarMul(rand.nextUScalar1(), SkIntToScalar(480)));
}
path->close();
}
virtual int complexity() SK_OVERRIDE { return 2; }
private:
typedef PathBench INHERITED;
};
class LongLinePathBench : public PathBench {
public:
LongLinePathBench(void * param, Flags flags)
: INHERITED(param, flags) {
}
virtual void appendName(SkString* name) SK_OVERRIDE {
name->append("long_line");
}
virtual void makePath(SkPath* path) SK_OVERRIDE {
SkRandom rand;
path->moveTo(rand.nextUScalar1() * 640, rand.nextUScalar1() * 480);
for (size_t i = 1; i < 100; i++) {
path->lineTo(rand.nextUScalar1() * 640, rand.nextUScalar1() * 480);
}
}
virtual int complexity() SK_OVERRIDE { return 2; }
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* FactC00(void* p) { return new CirclePathBench(p, FLAGS00); }
static SkBenchmark* FactC01(void* p) { return new CirclePathBench(p, FLAGS01); }
static SkBenchmark* FactC10(void* p) { return new CirclePathBench(p, FLAGS10); }
static SkBenchmark* FactC11(void* p) { return new CirclePathBench(p, FLAGS11); }
static SkBenchmark* FactS00(void* p) { return new SawToothPathBench(p, FLAGS00); }
static SkBenchmark* FactS01(void* p) { return new SawToothPathBench(p, FLAGS01); }
static SkBenchmark* FactLC00(void* p) {
return new LongCurvedPathBench(p, FLAGS00);
}
static SkBenchmark* FactLC01(void* p) {
return new LongCurvedPathBench(p, FLAGS01);
}
static SkBenchmark* FactLL00(void* p) {
return new LongLinePathBench(p, FLAGS00);
}
static SkBenchmark* FactLL01(void* p) {
return new LongLinePathBench(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 gRegC00(FactC00);
static BenchRegistry gRegC01(FactC01);
static BenchRegistry gRegC10(FactC10);
static BenchRegistry gRegC11(FactC11);
static BenchRegistry gRegS00(FactS00);
static BenchRegistry gRegS01(FactS01);
static BenchRegistry gRegLC00(FactLC00);
static BenchRegistry gRegLC01(FactLC01);
static BenchRegistry gRegLL00(FactLL00);
static BenchRegistry gRegLL01(FactLL01);