cc/debug/micro_benchmark_controller.h

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CC_DEBUG_MICRO_BENCHMARK_CONTROLLER_H_
   6 #define CC_DEBUG_MICRO_BENCHMARK_CONTROLLER_H_
   7
   8 #include <string>
   9
  10 #include "base/basictypes.h"
  11 #include "base/callback.h"
  12 #include "cc/base/scoped_ptr_vector.h"
  13 #include "cc/debug/micro_benchmark.h"
  14
  15 namespace base {
  16 class SingleThreadTaskRunner;
  17 class Value;
  18 }  // namespace base
  19
  20 namespace cc {
  21
  22 class LayerTreeHost;
  23 class LayerTreeHostImpl;
  24 class CC_EXPORT MicroBenchmarkController {
  25  public:
  26   explicit MicroBenchmarkController(LayerTreeHost* host);
  27   ~MicroBenchmarkController();
  28
  29   void DidUpdateLayers();
  30
  31   // Returns the id of the benchmark on success, 0 otherwise.
  32   int ScheduleRun(const std::string& micro_benchmark_name,
  33                   scoped_ptr<base::Value> value,
  34                   const MicroBenchmark::DoneCallback& callback);
  35   // Returns true if the message was successfully delivered and handled.
  36   bool SendMessage(int id, scoped_ptr<base::Value> value);
  37
  38   void ScheduleImplBenchmarks(LayerTreeHostImpl* host_impl);
  39
  40  private:
  41   void CleanUpFinishedBenchmarks();
  42   int GetNextIdAndIncrement();
  43
  44   LayerTreeHost* host_;
  45   ScopedPtrVector<MicroBenchmark> benchmarks_;
  46   static int next_id_;
  47   scoped_refptr<base::SingleThreadTaskRunner> main_controller_task_runner_;
  48
  49   DISALLOW_COPY_AND_ASSIGN(MicroBenchmarkController);
  50 };
  51
  52 }  // namespace cc
  53
  54 #endif  // CC_DEBUG_MICRO_BENCHMARK_CONTROLLER_H_