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| 1 /* |
| 2 * Copyright 2015 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 #ifndef VisualStreamTimingModule_DEFINED |
| 9 #define VisualStreamTimingModule_DEFINED |
| 10 |
| 11 #include "VisualModule.h" |
| 12 |
| 13 #include "TimingStateMachine.h" |
| 14 #include "VisualBench.h" |
| 15 #include "VisualBenchmarkStream.h" |
| 16 |
| 17 /* |
| 18 * VisualStreamTimingModule is the base class for modules which want to time a s
tream of Benchmarks. |
| 19 * |
| 20 * Subclasses should implement renderFrame, which is called for each frame, and
timingFinished, |
| 21 * which is called when a sample has finished timing. |
| 22 */ |
| 23 class VisualStreamTimingModule : public VisualModule { |
| 24 public: |
| 25 VisualStreamTimingModule(VisualBench* owner, bool preWarmBeforeSample); |
| 26 void draw(SkCanvas* canvas) override; |
| 27 |
| 28 private: |
| 29 virtual void renderFrame(SkCanvas*, Benchmark*, int loops)=0; |
| 30 |
| 31 // subclasses should return true to advance the stream |
| 32 virtual bool timingFinished(Benchmark*, int loops, double measurement)=0; |
| 33 |
| 34 bool nextBenchmarkIfNecessary(SkCanvas*); |
| 35 |
| 36 TimingStateMachine fTSM; |
| 37 SkAutoTDelete<VisualBenchmarkStream> fBenchmarkStream; |
| 38 SkAutoTUnref<Benchmark> fBenchmark; |
| 39 bool fReinitializeBenchmark; |
| 40 bool fPreWarmBeforeSample; |
| 41 |
| 42 // support framework |
| 43 VisualBench* fOwner; |
| 44 |
| 45 typedef VisualModule INHERITED; |
| 46 }; |
| 47 |
| 48 #endif |
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