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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 #ifndef CC_DEBUG_LAP_TIMER_H_ | 5 #ifndef CC_DEBUG_LAP_TIMER_H_ |
6 #define CC_DEBUG_LAP_TIMER_H_ | 6 #define CC_DEBUG_LAP_TIMER_H_ |
7 | 7 |
8 #include "base/macros.h" | 8 #include "base/macros.h" |
9 #include "base/time/time.h" | 9 #include "base/time/time.h" |
10 #include "cc/base/cc_export.h" | 10 #include "cc/cc_export.h" |
11 | 11 |
12 namespace cc { | 12 namespace cc { |
13 | 13 |
14 // LapTimer is used to calculate average times per "Lap" in perf tests. | 14 // LapTimer is used to calculate average times per "Lap" in perf tests. |
15 // Current() reports the time since the last call to Start(). | 15 // Current() reports the time since the last call to Start(). |
16 // Store() adds the time since the last call to Start() to the accumulator, and | 16 // Store() adds the time since the last call to Start() to the accumulator, and |
17 // resets the start time to now. Stored() returns the accumulated time. | 17 // resets the start time to now. Stored() returns the accumulated time. |
18 // NextLap increments the lap counter, used in counting the per lap averages. | 18 // NextLap increments the lap counter, used in counting the per lap averages. |
19 // If you initialize the LapTimer with a non zero warmup_laps, it will ignore | 19 // If you initialize the LapTimer with a non zero warmup_laps, it will ignore |
20 // the times for that many laps at the start. | 20 // the times for that many laps at the start. |
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58 int remaining_no_check_laps_; | 58 int remaining_no_check_laps_; |
59 base::TimeDelta time_limit_; | 59 base::TimeDelta time_limit_; |
60 int check_interval_; | 60 int check_interval_; |
61 | 61 |
62 DISALLOW_COPY_AND_ASSIGN(LapTimer); | 62 DISALLOW_COPY_AND_ASSIGN(LapTimer); |
63 }; | 63 }; |
64 | 64 |
65 } // namespace cc | 65 } // namespace cc |
66 | 66 |
67 #endif // CC_DEBUG_LAP_TIMER_H_ | 67 #endif // CC_DEBUG_LAP_TIMER_H_ |
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