| /* |
| * Copyright 2013 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/SkRegion.h" |
| #include "include/core/SkString.h" |
| #include "src/base/SkRandom.h" |
| |
| static bool sect_proc(SkRegion& a, SkRegion& b) { |
| SkRegion result; |
| return result.op(a, b, SkRegion::kIntersect_Op); |
| } |
| |
| class RegionContainBench : public Benchmark { |
| public: |
| typedef bool (*Proc)(SkRegion& a, SkRegion& b); |
| SkRegion fA, fB; |
| Proc fProc; |
| SkString fName; |
| |
| enum { |
| W = 200, |
| H = 200, |
| COUNT = 10, |
| }; |
| |
| SkIRect randrect(SkRandom& rand, int i) { |
| int w = rand.nextU() % W; |
| return SkIRect::MakeXYWH(0, i*H/COUNT, w, H/COUNT); |
| } |
| |
| RegionContainBench(Proc proc, const char name[]) { |
| fProc = proc; |
| fName.printf("region_contains_%s", name); |
| |
| SkRandom rand; |
| for (int i = 0; i < COUNT; i++) { |
| fA.op(randrect(rand, i), SkRegion::kXOR_Op); |
| } |
| |
| fB.setRect({0, 0, H, W}); |
| } |
| |
| bool isSuitableFor(Backend backend) override { |
| return backend == kNonRendering_Backend; |
| } |
| |
| protected: |
| const char* onGetName() override { return fName.c_str(); } |
| |
| void onDraw(int loops, SkCanvas*) override { |
| Proc proc = fProc; |
| |
| for (int i = 0; i < loops; ++i) { |
| proc(fA, fB); |
| } |
| } |
| |
| private: |
| using INHERITED = Benchmark; |
| }; |
| |
| DEF_BENCH(return new RegionContainBench(sect_proc, "sect");) |