ebiten/audio/internal/oboe/oboe_fifo_FifoController_android.h

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/*
* Copyright 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef NATIVEOBOE_FIFOCONTROLLER_H
#define NATIVEOBOE_FIFOCONTROLLER_H
#include <atomic>
#include <stdint.h>
#include "oboe_fifo_FifoControllerBase_android.h"
namespace oboe {
/**
* A FifoControllerBase with counters contained in the class.
*/
class FifoController : public FifoControllerBase
{
public:
FifoController(uint32_t bufferSize);
virtual ~FifoController() = default;
virtual uint64_t getReadCounter() const override {
return mReadCounter.load(std::memory_order_acquire);
}
virtual void setReadCounter(uint64_t n) override {
mReadCounter.store(n, std::memory_order_release);
}
virtual void incrementReadCounter(uint64_t n) override {
mReadCounter.fetch_add(n, std::memory_order_acq_rel);
}
virtual uint64_t getWriteCounter() const override {
return mWriteCounter.load(std::memory_order_acquire);
}
virtual void setWriteCounter(uint64_t n) override {
mWriteCounter.store(n, std::memory_order_release);
}
virtual void incrementWriteCounter(uint64_t n) override {
mWriteCounter.fetch_add(n, std::memory_order_acq_rel);
}
private:
std::atomic<uint64_t> mReadCounter{};
std::atomic<uint64_t> mWriteCounter{};
};
} // namespace oboe
#endif //NATIVEOBOE_FIFOCONTROLLER_H