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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 "Benchmark.h"
#include "SkBitmap.h"
#include "SkCanvas.h"
#include "SkColorPriv.h"
#include "SkPaint.h"
#include "SkRandom.h"
#include "SkShader.h"
#include "SkString.h"
static int rand_pts(SkRandom& rand, SkPoint pts[4]) {
int n = rand.nextU() & 3;
n += 1;
for (int i = 0; i < n; ++i) {
pts[i].fX = rand.nextSScalar1();
pts[i].fY = rand.nextSScalar1();
}
return n;
}
class PathIterBench : public Benchmark {
SkString fName;
SkPath fPath;
bool fRaw;
public:
PathIterBench(bool raw) {
fName.printf("pathiter_%s", raw ? "raw" : "consume");
fRaw = raw;
SkRandom rand;
for (int i = 0; i < 1000; ++i) {
SkPoint pts[4];
int n = rand_pts(rand, pts);
switch (n) {
case 1:
fPath.moveTo(pts[0]);
break;
case 2:
fPath.lineTo(pts[1]);
break;
case 3:
fPath.quadTo(pts[1], pts[2]);
break;
case 4:
fPath.cubicTo(pts[1], pts[2], pts[3]);
break;
}
}
}
bool isSuitableFor(Backend backend) override {
return backend == kNonRendering_Backend;
}
protected:
const char* onGetName() override {
return fName.c_str();
}
void onDraw(const int loops, SkCanvas*) override {
if (fRaw) {
for (int i = 0; i < loops; ++i) {
SkPath::RawIter iter(fPath);
SkPath::Verb verb;
SkPoint pts[4];
while ((verb = iter.next(pts)) != SkPath::kDone_Verb) { }
}
} else {
for (int i = 0; i < loops; ++i) {
SkPath::Iter iter(fPath, false);
SkPath::Verb verb;
SkPoint pts[4];
while ((verb = iter.next(pts)) != SkPath::kDone_Verb) { }
}
}
}
private:
typedef Benchmark INHERITED;
};
///////////////////////////////////////////////////////////////////////////////
DEF_BENCH( return new PathIterBench(false); )
DEF_BENCH( return new PathIterBench(true); )
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