components/mus/gles2/raster_thread_helper.cc

   1 // Copyright 2015 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 #include "components/mus/gles2/raster_thread_helper.h"
   6
   7 #include "base/logging.h"
   8 #include "base/threading/simple_thread.h"
   9 #include "cc/raster/task_graph_runner.h"
  10
  11 namespace gles2 {
  12
  13 class RasterThreadHelper::RasterThread : public base::SimpleThread {
  14  public:
  15   RasterThread(cc::TaskGraphRunner* task_graph_runner)
  16       : base::SimpleThread("CompositorTileWorker1"),
  17         task_graph_runner_(task_graph_runner) {}
  18
  19   // Overridden from base::SimpleThread:
  20   void Run() override { task_graph_runner_->Run(); }
  21
  22  private:
  23   cc::TaskGraphRunner* task_graph_runner_;
  24
  25   DISALLOW_COPY_AND_ASSIGN(RasterThread);
  26 };
  27
  28 RasterThreadHelper::RasterThreadHelper()
  29     : task_graph_runner_(new cc::TaskGraphRunner),
  30       raster_thread_(new RasterThread(task_graph_runner_.get())) {
  31   raster_thread_->Start();
  32 }
  33
  34 RasterThreadHelper::~RasterThreadHelper() {
  35   task_graph_runner_->Shutdown();
  36   raster_thread_->Join();
  37 }
  38
  39 }  // namespace gles2