1 /** 2 * Copyright 2024 Huawei Technologies Co., Ltd 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef MINDSPORE_MINDSPORE_CCSRC_KERNEL_PYBOOST_RING_BUFFER_H_ 18 #define MINDSPORE_MINDSPORE_CCSRC_KERNEL_PYBOOST_RING_BUFFER_H_ 19 20 #include <array> 21 22 namespace mindspore { 23 namespace kernel { 24 namespace pyboost { 25 // A Non-Thread-Safe ring buffer. 26 template <typename T, std::size_t Capacity> 27 class RingBuffer { 28 public: 29 RingBuffer() = default; 30 ~RingBuffer() = default; 31 Push(const T & object)32 void Push(const T &object) { 33 current_index_ %= Capacity; 34 cache_[current_index_] = object; 35 current_index_ += 1; 36 } 37 38 private: 39 std::array<T, Capacity> cache_; 40 size_t current_index_{0}; 41 }; 42 } // namespace pyboost 43 } // namespace kernel 44 } // namespace mindspore 45 #endif // MINDSPORE_MINDSPORE_CCSRC_KERNEL_PYBOOST_RING_BUFFER_H_ 46