/* * Copyright 2015 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 "SkPaint.h" #include "SkPath.h" #include "SkRandom.h" #include "SkString.h" class StrokeBench : public Benchmark { public: StrokeBench(const SkPath& path, const SkPaint& paint, const char pathType[], SkScalar res) : fPath(path), fPaint(paint), fRes(res) { fName.printf("build_stroke_%s_%g_%d_%d", pathType, paint.getStrokeWidth(), paint.getStrokeJoin(), paint.getStrokeCap()); } protected: virtual bool isSuitableFor(Backend backend) { return backend == kNonRendering_Backend; } const char* onGetName() override { return fName.c_str(); } void onDraw(const int loops, SkCanvas* canvas) override { SkPaint paint(fPaint); this->setupPaint(&paint); for (int outer = 0; outer < 10; ++outer) { for (int i = 0; i < loops; ++i) { SkPath result; paint.getFillPath(fPath, &result, NULL, fRes); } } } private: SkPath fPath; SkPaint fPaint; SkString fName; SkScalar fRes; typedef Benchmark INHERITED; }; /////////////////////////////////////////////////////////////////////////////// static const int N = 100; static const SkScalar X = 100; static const SkScalar Y = 100; static SkPoint rand_pt(SkRandom& rand) { return SkPoint::Make(rand.nextSScalar1() * X, rand.nextSScalar1() * Y); } static SkPath line_path_maker() { SkPath path; SkRandom rand; path.moveTo(rand_pt(rand)); for (int i = 0; i < N; ++i) { path.lineTo(rand_pt(rand)); } return path; } static SkPath quad_path_maker() { SkPath path; SkRandom rand; path.moveTo(rand_pt(rand)); for (int i = 0; i < N; ++i) { path.quadTo(rand_pt(rand), rand_pt(rand)); } return path; } static SkPath conic_path_maker() { SkPath path; SkRandom rand; path.moveTo(rand_pt(rand)); for (int i = 0; i < N; ++i) { path.conicTo(rand_pt(rand), rand_pt(rand), rand.nextUScalar1()); } return path; } static SkPath cubic_path_maker() { SkPath path; SkRandom rand; path.moveTo(rand_pt(rand)); for (int i = 0; i < N; ++i) { path.cubicTo(rand_pt(rand), rand_pt(rand), rand_pt(rand)); } return path; } static SkPaint paint_maker() { SkPaint paint; paint.setStyle(SkPaint::kStroke_Style); paint.setStrokeWidth(X / 10); paint.setStrokeJoin(SkPaint::kMiter_Join); paint.setStrokeCap(SkPaint::kSquare_Cap); return paint; } DEF_BENCH( return SkNEW_ARGS(StrokeBench, (line_path_maker(), paint_maker(), "line_1", 1)); ) DEF_BENCH( return SkNEW_ARGS(StrokeBench, (quad_path_maker(), paint_maker(), "quad_1", 1)); ) DEF_BENCH( return SkNEW_ARGS(StrokeBench, (conic_path_maker(), paint_maker(), "conic_1", 1)); ) DEF_BENCH( return SkNEW_ARGS(StrokeBench, (cubic_path_maker(), paint_maker(), "cubic_1", 1)); ) DEF_BENCH( return SkNEW_ARGS(StrokeBench, (line_path_maker(), paint_maker(), "line_4", 4)); ) DEF_BENCH( return SkNEW_ARGS(StrokeBench, (quad_path_maker(), paint_maker(), "quad_4", 4)); ) DEF_BENCH( return SkNEW_ARGS(StrokeBench, (conic_path_maker(), paint_maker(), "conic_4", 4)); ) DEF_BENCH( return SkNEW_ARGS(StrokeBench, (cubic_path_maker(), paint_maker(), "cubic_4", 4)); ) DEF_BENCH( return SkNEW_ARGS(StrokeBench, (line_path_maker(), paint_maker(), "line_.25", .25f)); ) DEF_BENCH( return SkNEW_ARGS(StrokeBench, (quad_path_maker(), paint_maker(), "quad_.25", .25f)); ) DEF_BENCH( return SkNEW_ARGS(StrokeBench, (conic_path_maker(), paint_maker(), "conic_.25", .25f)); ) DEF_BENCH( return SkNEW_ARGS(StrokeBench, (cubic_path_maker(), paint_maker(), "cubic_.25", .25f)); )