cc/scheduler/scheduler_settings.cc

   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 #include "cc/scheduler/scheduler_settings.h"
   6
   7 #include "base/debug/trace_event_argument.h"
   8 #include "cc/trees/layer_tree_settings.h"
   9
  10 namespace cc {
  11
  12 SchedulerSettings::SchedulerSettings()
  13     : use_external_begin_frame_source(false),
  14       forward_begin_frames_to_children(false),
  15       main_frame_before_activation_enabled(false),
  16       impl_side_painting(false),
  17       timeout_and_draw_when_animation_checkerboards(true),
  18       maximum_number_of_failed_draws_before_draw_is_forced_(3),
  19       using_synchronous_renderer_compositor(false),
  20       throttle_frame_production(true),
  21       disable_hi_res_timer_tasks_on_battery(false),
  22       background_frame_interval(base::TimeDelta::FromSeconds(1)) {
  23 }
  24
  25 SchedulerSettings::SchedulerSettings(const LayerTreeSettings& settings)
  26     : use_external_begin_frame_source(settings.use_external_begin_frame_source),
  27       forward_begin_frames_to_children(
  28           settings.forward_begin_frames_to_children),
  29       main_frame_before_activation_enabled(
  30           settings.main_frame_before_activation_enabled),
  31       impl_side_painting(settings.impl_side_painting),
  32       timeout_and_draw_when_animation_checkerboards(
  33           settings.timeout_and_draw_when_animation_checkerboards),
  34       maximum_number_of_failed_draws_before_draw_is_forced_(
  35           settings.maximum_number_of_failed_draws_before_draw_is_forced_),
  36       using_synchronous_renderer_compositor(
  37           settings.using_synchronous_renderer_compositor),
  38       throttle_frame_production(settings.throttle_frame_production),
  39       disable_hi_res_timer_tasks_on_battery(
  40           settings.disable_hi_res_timer_tasks_on_battery),
  41       background_frame_interval(base::TimeDelta::FromSecondsD(
  42           1.0 / settings.background_animation_rate)) {
  43 }
  44
  45 SchedulerSettings::~SchedulerSettings() {}
  46
  47 scoped_refptr<base::debug::ConvertableToTraceFormat>
  48 SchedulerSettings::AsValue() const {
  49   scoped_refptr<base::debug::TracedValue> state =
  50       new base::debug::TracedValue();
  51   state->SetBoolean("use_external_begin_frame_source",
  52                     use_external_begin_frame_source);
  53   state->SetBoolean("forward_begin_frames_to_children",
  54                     forward_begin_frames_to_children);
  55   state->SetBoolean("main_frame_before_activation_enabled",
  56                     main_frame_before_activation_enabled);
  57   state->SetBoolean("impl_side_painting", impl_side_painting);
  58   state->SetBoolean("timeout_and_draw_when_animation_checkerboards",
  59                     timeout_and_draw_when_animation_checkerboards);
  60   state->SetInteger("maximum_number_of_failed_draws_before_draw_is_forced_",
  61                     maximum_number_of_failed_draws_before_draw_is_forced_);
  62   state->SetBoolean("using_synchronous_renderer_compositor",
  63                     using_synchronous_renderer_compositor);
  64   state->SetBoolean("throttle_frame_production", throttle_frame_production);
  65   state->SetBoolean("disable_hi_res_timer_tasks_on_battery",
  66                     disable_hi_res_timer_tasks_on_battery);
  67   state->SetInteger("background_frame_interval",
  68                     background_frame_interval.InMicroseconds());
  69   return state;
  70 }
  71
  72 }  // namespace cc