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// SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
// SPDX-FileCopyrightText: Copyright 2010 The Android Open Source Project
// SPDX-License-Identifier: GPL-3.0-or-later
// Parts of this implementation were based on:
// https://cs.android.com/android/platform/superproject/+/android-5.1.1_r38:frameworks/native/include/gui/ConsumerBase.h
#pragma once
#include <array>
#include <chrono>
#include <memory>
#include <mutex>
#include "common/common_types.h"
#include "core/hle/service/nvnflinger/buffer_queue_defs.h"
#include "core/hle/service/nvnflinger/consumer_listener.h"
#include "core/hle/service/nvnflinger/status.h"
namespace Service::android {
class BufferItem;
class BufferQueueConsumer;
class ConsumerBase : public IConsumerListener, public std::enable_shared_from_this<ConsumerBase> {
public:
void Connect(bool controlled_by_app);
protected:
explicit ConsumerBase(std::unique_ptr<BufferQueueConsumer> consumer_);
~ConsumerBase() override;
void OnFrameAvailable(const BufferItem& item) override;
void OnFrameReplaced(const BufferItem& item) override;
void OnBuffersReleased() override;
void OnSidebandStreamChanged() override;
void FreeBufferLocked(s32 slot_index);
Status AcquireBufferLocked(BufferItem* item, std::chrono::nanoseconds present_when);
Status ReleaseBufferLocked(s32 slot, const std::shared_ptr<GraphicBuffer>& graphic_buffer);
bool StillTracking(s32 slot, const std::shared_ptr<GraphicBuffer>& graphic_buffer) const;
Status AddReleaseFenceLocked(s32 slot, const std::shared_ptr<GraphicBuffer>& graphic_buffer,
const Fence& fence);
struct Slot final {
std::shared_ptr<GraphicBuffer> graphic_buffer;
Fence fence;
u64 frame_number{};
};
protected:
std::array<Slot, BufferQueueDefs::NUM_BUFFER_SLOTS> slots;
bool is_abandoned{};
std::unique_ptr<BufferQueueConsumer> consumer;
mutable std::mutex mutex;
};
} // namespace Service::android
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