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// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <array>
#include <memory>
#include <thread>
#include "audio_core/adsp/apps/audio_renderer/command_buffer.h"
#include "audio_core/adsp/apps/audio_renderer/command_list_processor.h"
#include "audio_core/adsp/mailbox.h"
#include "common/common_types.h"
#include "common/polyfill_thread.h"
#include "common/reader_writer_queue.h"
#include "common/thread.h"
namespace Core {
class System;
namespace Timing {
struct EventType;
}
namespace Memory {
class Memory;
}
class System;
} // namespace Core
namespace AudioCore {
namespace Sink {
class Sink;
}
namespace ADSP::AudioRenderer {
enum Message : u32 {
Invalid = 0x00,
MapUnmap_Map = 0x01,
MapUnmap_MapResponse = 0x02,
MapUnmap_Unmap = 0x03,
MapUnmap_UnmapResponse = 0x04,
MapUnmap_InvalidateCache = 0x05,
MapUnmap_InvalidateCacheResponse = 0x06,
MapUnmap_Shutdown = 0x07,
MapUnmap_ShutdownResponse = 0x08,
InitializeOK = 0x16,
RenderResponse = 0x20,
Render = 0x2A,
Shutdown = 0x34,
};
/**
* The AudioRenderer application running on the ADSP.
*/
class AudioRenderer {
public:
explicit AudioRenderer(Core::System& system, Core::Memory::Memory& memory, Sink::Sink& sink);
~AudioRenderer();
/**
* Start the AudioRenderer.
*
* @param mailbox The mailbox to use for this session.
*/
void Start();
/**
* Stop the AudioRenderer.
*/
void Stop();
void Signal();
void Wait();
void Send(Direction dir, MailboxMessage message);
MailboxMessage Receive(Direction dir, bool block = true);
void SetCommandBuffer(s32 session_id, CommandBuffer& buffer) noexcept;
u32 GetRemainCommandCount(s32 session_id) const noexcept;
void ClearRemainCommandCount(s32 session_id) noexcept;
u64 GetRenderingStartTick(s32 session_id) const noexcept;
private:
/**
* Main AudioRenderer thread, responsible for processing the command lists.
*/
void Main(std::stop_token stop_token);
/**
* Creates the streams which will receive the processed samples.
*/
void CreateSinkStreams();
/// Core system
Core::System& system;
/// Memory
Core::Memory::Memory& memory;
/// The output sink the AudioRenderer will use
Sink::Sink& sink;
/// The active mailbox
Mailbox mailbox;
/// Main thread
std::jthread main_thread{};
/// The current state
std::atomic<bool> running{};
std::array<CommandBuffer, MaxRendererSessions> command_buffers{};
/// The command lists to process
std::array<CommandListProcessor, MaxRendererSessions> command_list_processors{};
/// The streams which will receive the processed samples
std::array<Sink::SinkStream*, MaxRendererSessions> streams{};
u64 signalled_tick{0};
};
} // namespace ADSP::AudioRenderer
} // namespace AudioCore
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