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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 #include "cc/scheduler/begin_frame_source.h" | 5 #include "cc/scheduler/begin_frame_source.h" |
| 6 | 6 |
| 7 #include "base/auto_reset.h" | 7 #include "base/auto_reset.h" |
| 8 #include "base/debug/trace_event.h" | |
| 9 #include "base/debug/trace_event_argument.h" | |
| 10 #include "base/location.h" | 8 #include "base/location.h" |
| 11 #include "base/logging.h" | 9 #include "base/logging.h" |
| 12 #include "base/strings/string_number_conversions.h" | 10 #include "base/strings/string_number_conversions.h" |
| 11 #include "base/trace_event/trace_event.h" |
| 12 #include "base/trace_event/trace_event_argument.h" |
| 13 #include "cc/scheduler/delay_based_time_source.h" | 13 #include "cc/scheduler/delay_based_time_source.h" |
| 14 #include "cc/scheduler/scheduler.h" | 14 #include "cc/scheduler/scheduler.h" |
| 15 #include "ui/gfx/frame_time.h" | 15 #include "ui/gfx/frame_time.h" |
| 16 | 16 |
| 17 #ifdef NDEBUG | 17 #ifdef NDEBUG |
| 18 #define DEBUG_FRAMES(...) | 18 #define DEBUG_FRAMES(...) |
| 19 #else | 19 #else |
| 20 #define DEBUG_FRAMES(name, arg1_name, arg1_val, arg2_name, arg2_val) \ | 20 #define DEBUG_FRAMES(name, arg1_name, arg1_val, arg2_name, arg2_val) \ |
| 21 TRACE_EVENT2(TRACE_DISABLED_BY_DEFAULT("cc.debug.scheduler.frames"), \ | 21 TRACE_EVENT2(TRACE_DISABLED_BY_DEFAULT("cc.debug.scheduler.frames"), \ |
| 22 name, \ | 22 name, \ |
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| 483 if (!observer_->LastUsedBeginFrameArgs().IsValid()) | 483 if (!observer_->LastUsedBeginFrameArgs().IsValid()) |
| 484 return true; | 484 return true; |
| 485 | 485 |
| 486 // Only allow new args have a *strictly bigger* frame_time value and statisfy | 486 // Only allow new args have a *strictly bigger* frame_time value and statisfy |
| 487 // minimum interval requirement. | 487 // minimum interval requirement. |
| 488 return (args.frame_time >= | 488 return (args.frame_time >= |
| 489 observer_->LastUsedBeginFrameArgs().frame_time + minimum_interval_); | 489 observer_->LastUsedBeginFrameArgs().frame_time + minimum_interval_); |
| 490 } | 490 } |
| 491 | 491 |
| 492 } // namespace cc | 492 } // namespace cc |
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