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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 "bench/Benchmark.h"
- #include "include/core/SkBitmap.h"
- #include "include/core/SkCanvas.h"
- #include "include/core/SkColorPriv.h"
- #include "include/core/SkPaint.h"
- #include "include/core/SkPath.h"
- #include "include/core/SkShader.h"
- #include "include/core/SkString.h"
- #include "include/utils/SkRandom.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(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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