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1 // Copyright 2011 The Chromium Authors. All rights reserved. | 1 // Copyright 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CC_SCHEDULER_SCHEDULER_H_ | 5 #ifndef CC_SCHEDULER_SCHEDULER_H_ |
6 #define CC_SCHEDULER_SCHEDULER_H_ | 6 #define CC_SCHEDULER_SCHEDULER_H_ |
7 | 7 |
8 #include <deque> | 8 #include <deque> |
9 #include <string> | 9 #include <string> |
10 | 10 |
11 #include "base/basictypes.h" | 11 #include "base/basictypes.h" |
12 #include "base/cancelable_callback.h" | 12 #include "base/cancelable_callback.h" |
13 #include "base/memory/scoped_ptr.h" | 13 #include "base/memory/scoped_ptr.h" |
14 #include "base/time/time.h" | 14 #include "base/time/time.h" |
15 #include "cc/base/cc_export.h" | 15 #include "cc/base/cc_export.h" |
16 #include "cc/output/begin_frame_args.h" | 16 #include "cc/output/begin_frame_args.h" |
17 #include "cc/output/vsync_parameter_observer.h" | 17 #include "cc/output/vsync_parameter_observer.h" |
18 #include "cc/scheduler/begin_frame_source.h" | 18 #include "cc/scheduler/begin_frame_source.h" |
| 19 #include "cc/scheduler/begin_frame_tracker.h" |
19 #include "cc/scheduler/delay_based_time_source.h" | 20 #include "cc/scheduler/delay_based_time_source.h" |
20 #include "cc/scheduler/draw_result.h" | 21 #include "cc/scheduler/draw_result.h" |
21 #include "cc/scheduler/scheduler_settings.h" | 22 #include "cc/scheduler/scheduler_settings.h" |
22 #include "cc/scheduler/scheduler_state_machine.h" | 23 #include "cc/scheduler/scheduler_state_machine.h" |
23 | 24 |
24 namespace base { | 25 namespace base { |
25 namespace trace_event { | 26 namespace trace_event { |
26 class ConvertableToTraceFormat; | 27 class ConvertableToTraceFormat; |
27 } | 28 } |
28 class SingleThreadTaskRunner; | 29 class SingleThreadTaskRunner; |
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199 bool throttle_frame_production_; | 200 bool throttle_frame_production_; |
200 | 201 |
201 const SchedulerSettings settings_; | 202 const SchedulerSettings settings_; |
202 SchedulerClient* client_; | 203 SchedulerClient* client_; |
203 int layer_tree_host_id_; | 204 int layer_tree_host_id_; |
204 scoped_refptr<base::SingleThreadTaskRunner> task_runner_; | 205 scoped_refptr<base::SingleThreadTaskRunner> task_runner_; |
205 | 206 |
206 base::TimeDelta estimated_parent_draw_time_; | 207 base::TimeDelta estimated_parent_draw_time_; |
207 | 208 |
208 std::deque<BeginFrameArgs> begin_retro_frame_args_; | 209 std::deque<BeginFrameArgs> begin_retro_frame_args_; |
209 BeginFrameArgs begin_impl_frame_args_; | |
210 SchedulerStateMachine::BeginImplFrameDeadlineMode | 210 SchedulerStateMachine::BeginImplFrameDeadlineMode |
211 begin_impl_frame_deadline_mode_; | 211 begin_impl_frame_deadline_mode_; |
| 212 BeginFrameTracker begin_impl_frame_tracker_; |
212 | 213 |
213 base::Closure begin_retro_frame_closure_; | 214 base::Closure begin_retro_frame_closure_; |
214 base::Closure begin_impl_frame_deadline_closure_; | 215 base::Closure begin_impl_frame_deadline_closure_; |
215 base::Closure advance_commit_state_closure_; | 216 base::Closure advance_commit_state_closure_; |
216 base::CancelableClosure begin_retro_frame_task_; | 217 base::CancelableClosure begin_retro_frame_task_; |
217 base::CancelableClosure begin_impl_frame_deadline_task_; | 218 base::CancelableClosure begin_impl_frame_deadline_task_; |
218 base::CancelableClosure advance_commit_state_task_; | 219 base::CancelableClosure advance_commit_state_task_; |
219 | 220 |
220 SchedulerStateMachine state_machine_; | 221 SchedulerStateMachine state_machine_; |
221 bool inside_process_scheduled_actions_; | 222 bool inside_process_scheduled_actions_; |
222 SchedulerStateMachine::Action inside_action_; | 223 SchedulerStateMachine::Action inside_action_; |
223 | 224 |
224 private: | 225 private: |
225 void ScheduleBeginImplFrameDeadline(); | 226 void ScheduleBeginImplFrameDeadline(); |
226 void ScheduleBeginImplFrameDeadlineIfNeeded(); | 227 void ScheduleBeginImplFrameDeadlineIfNeeded(); |
227 void SetupNextBeginFrameIfNeeded(); | 228 void SetupNextBeginFrameIfNeeded(); |
228 void PostBeginRetroFrameIfNeeded(); | 229 void PostBeginRetroFrameIfNeeded(); |
229 void SetupPollingMechanisms(); | 230 void SetupPollingMechanisms(); |
230 void DrawAndSwapIfPossible(); | 231 void DrawAndSwapIfPossible(); |
231 void ProcessScheduledActions(); | 232 void ProcessScheduledActions(); |
232 bool CanCommitAndActivateBeforeDeadline() const; | 233 bool CanCommitAndActivateBeforeDeadline() const; |
233 void AdvanceCommitStateIfPossible(); | 234 void AdvanceCommitStateIfPossible(); |
234 bool IsBeginMainFrameSentOrStarted() const; | 235 bool IsBeginMainFrameSentOrStarted() const; |
235 void BeginRetroFrame(); | 236 void BeginRetroFrame(); |
236 void BeginImplFrameWithDeadline(const BeginFrameArgs& args); | 237 void BeginImplFrameWithDeadline(const BeginFrameArgs& args); |
237 void BeginImplFrameSynchronous(const BeginFrameArgs& args); | 238 void BeginImplFrameSynchronous(const BeginFrameArgs& args); |
238 void BeginImplFrame(); | 239 void BeginImplFrame(const BeginFrameArgs& args); |
239 void FinishImplFrame(); | 240 void FinishImplFrame(); |
240 void OnBeginImplFrameDeadline(); | 241 void OnBeginImplFrameDeadline(); |
241 void PollToAdvanceCommitState(); | 242 void PollToAdvanceCommitState(); |
242 | 243 |
243 base::TimeDelta EstimatedParentDrawTime() { | 244 base::TimeDelta EstimatedParentDrawTime() { |
244 return estimated_parent_draw_time_; | 245 return estimated_parent_draw_time_; |
245 } | 246 } |
246 | 247 |
247 bool IsInsideAction(SchedulerStateMachine::Action action) { | 248 bool IsInsideAction(SchedulerStateMachine::Action action) { |
248 return inside_action_ == action; | 249 return inside_action_ == action; |
249 } | 250 } |
250 | 251 |
251 base::WeakPtrFactory<Scheduler> weak_factory_; | 252 base::WeakPtrFactory<Scheduler> weak_factory_; |
252 | 253 |
253 friend class SchedulerFrameSourcesConstructor; | 254 friend class SchedulerFrameSourcesConstructor; |
254 friend class TestSchedulerFrameSourcesConstructor; | 255 friend class TestSchedulerFrameSourcesConstructor; |
255 | 256 |
256 DISALLOW_COPY_AND_ASSIGN(Scheduler); | 257 DISALLOW_COPY_AND_ASSIGN(Scheduler); |
257 }; | 258 }; |
258 | 259 |
259 } // namespace cc | 260 } // namespace cc |
260 | 261 |
261 #endif // CC_SCHEDULER_SCHEDULER_H_ | 262 #endif // CC_SCHEDULER_SCHEDULER_H_ |
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