cc/scheduler/scheduler_settings.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_SCHEDULER_SCHEDULER_SETTINGS_H_
   6 #define CC_SCHEDULER_SCHEDULER_SETTINGS_H_
   7
   8 #include "base/memory/ref_counted.h"
   9 #include "base/time/time.h"
  10 #include "base/values.h"
  11 #include "cc/base/cc_export.h"
  12
  13 namespace base {
  14 namespace trace_event {
  15 class ConvertableToTraceFormat;
  16 }
  17 }
  18
  19 namespace cc {
  20
  21 class CC_EXPORT SchedulerSettings {
  22  public:
  23   SchedulerSettings();
  24   ~SchedulerSettings();
  25
  26   bool use_external_begin_frame_source;
  27   bool main_frame_before_activation_enabled;
  28   bool impl_side_painting;
  29   bool timeout_and_draw_when_animation_checkerboards;
  30   int maximum_number_of_failed_draws_before_draw_is_forced_;
  31   bool using_synchronous_renderer_compositor;
  32   bool throttle_frame_production;
  33
  34   // In main thread low latency mode the entire
  35   // BeginMainFrame->Commit->Activation->Draw cycle should complete before
  36   // starting the next cycle.  Additionally, BeginMainFrame and Commit are
  37   // completed atomically with no other tasks or actions occuring between them.
  38   bool main_thread_should_always_be_low_latency;
  39
  40   base::TimeDelta background_frame_interval;
  41
  42   scoped_refptr<base::trace_event::ConvertableToTraceFormat> AsValue() const;
  43 };
  44
  45 }  // namespace cc
  46
  47 #endif  // CC_SCHEDULER_SCHEDULER_SETTINGS_H_