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| 1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 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_FRAME_RATE_COUNTER_H_ | 5 #ifndef CC_DEBUG_FRAME_RATE_COUNTER_H_ |
| 6 #define CC_DEBUG_FRAME_RATE_COUNTER_H_ | 6 #define CC_DEBUG_FRAME_RATE_COUNTER_H_ |
| 7 | 7 |
| 8 #include "base/basictypes.h" | 8 #include <stddef.h> |
| 9 |
| 10 #include "base/macros.h" |
| 9 #include "base/memory/scoped_ptr.h" | 11 #include "base/memory/scoped_ptr.h" |
| 10 #include "base/time/time.h" | 12 #include "base/time/time.h" |
| 11 #include "cc/debug/ring_buffer.h" | 13 #include "cc/debug/ring_buffer.h" |
| 12 | 14 |
| 13 namespace cc { | 15 namespace cc { |
| 14 | 16 |
| 15 // This class maintains a history of timestamps, and provides functionality to | 17 // This class maintains a history of timestamps, and provides functionality to |
| 16 // intelligently compute average frames per second. | 18 // intelligently compute average frames per second. |
| 17 class FrameRateCounter { | 19 class FrameRateCounter { |
| 18 public: | 20 public: |
| (...skipping 29 matching lines...) Expand all Loading... |
| 48 | 50 |
| 49 bool has_impl_thread_; | 51 bool has_impl_thread_; |
| 50 int dropped_frame_count_; | 52 int dropped_frame_count_; |
| 51 | 53 |
| 52 DISALLOW_COPY_AND_ASSIGN(FrameRateCounter); | 54 DISALLOW_COPY_AND_ASSIGN(FrameRateCounter); |
| 53 }; | 55 }; |
| 54 | 56 |
| 55 } // namespace cc | 57 } // namespace cc |
| 56 | 58 |
| 57 #endif // CC_DEBUG_FRAME_RATE_COUNTER_H_ | 59 #endif // CC_DEBUG_FRAME_RATE_COUNTER_H_ |
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