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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 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 | 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_RING_BUFFER_H_ | 5 #ifndef CC_DEBUG_RING_BUFFER_H_ |
| 6 #define CC_DEBUG_RING_BUFFER_H_ | 6 #define CC_DEBUG_RING_BUFFER_H_ |
| 7 | 7 |
| 8 #include <stddef.h> |
| 9 |
| 8 #include "base/logging.h" | 10 #include "base/logging.h" |
| 11 #include "base/macros.h" |
| 9 | 12 |
| 10 namespace cc { | 13 namespace cc { |
| 11 | 14 |
| 12 template<typename T, size_t kSize> | 15 template<typename T, size_t kSize> |
| 13 class RingBuffer { | 16 class RingBuffer { |
| 14 public: | 17 public: |
| 15 RingBuffer() : current_index_(0) {} | 18 RingBuffer() : current_index_(0) {} |
| 16 | 19 |
| 17 size_t BufferSize() const { | 20 size_t BufferSize() const { |
| 18 return kSize; | 21 return kSize; |
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| 111 | 114 |
| 112 T buffer_[kSize]; | 115 T buffer_[kSize]; |
| 113 size_t current_index_; | 116 size_t current_index_; |
| 114 | 117 |
| 115 DISALLOW_COPY_AND_ASSIGN(RingBuffer); | 118 DISALLOW_COPY_AND_ASSIGN(RingBuffer); |
| 116 }; | 119 }; |
| 117 | 120 |
| 118 } // namespace cc | 121 } // namespace cc |
| 119 | 122 |
| 120 #endif // CC_DEBUG_RING_BUFFER_H_ | 123 #endif // CC_DEBUG_RING_BUFFER_H_ |
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