Home | History | Annotate | Download | only in bench 
      1 /*
      2  * Copyright 2016 Google Inc.
      3  *
      4  * Use of this source code is governed by a BSD-style license that can be
      5  * found in the LICENSE file.
      6  */
      7 
      8 #include "Benchmark.h"
      9 #include "SkStream.h"
     10 
     11 class StreamBench : public Benchmark {
     12     SkString    fName;
     13     const bool  fTestWrite4;
     14 public:
     15     StreamBench(bool testWrite4) : fTestWrite4(testWrite4) {
     16         fName.printf("wstream_%d", testWrite4);
     17     }
     18 
     19     bool isSuitableFor(Backend backend) override {
     20         return backend == kNonRendering_Backend;
     21     }
     22 
     23 protected:
     24     const char* onGetName() override { return fName.c_str(); }
     25 
     26     void onDraw(int loops, SkCanvas* canvas) override {
     27         const char t3[] = { 1, 2, 3 };
     28         const char t5[] = { 1, 2, 3, 4, 5 };
     29         for (int i = 0; i < loops*100; ++i) {
     30             SkDynamicMemoryWStream stream;
     31             for (int j = 0; j < 10000; ++j) {
     32                 if (fTestWrite4) {
     33                     stream.write32(j);
     34                     stream.write32(j+j);
     35                 } else {
     36                     stream.write(t3, 3);
     37                     stream.write(t5, 5);
     38                 }
     39             }
     40         }
     41     }
     42 
     43 private:
     44     typedef Benchmark INHERITED;
     45 };
     46 
     47 ///////////////////////////////////////////////////////////////////////////////
     48 
     49 DEF_BENCH(return new StreamBench(false);)
     50 DEF_BENCH(return new StreamBench(true);)
     51