dolphin/Source/Core/VideoCommon/AsyncRequests.h
2022-08-18 13:38:37 -07:00

112 lines
1.8 KiB
C++

// Copyright 2015 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <condition_variable>
#include <mutex>
#include <queue>
#include <vector>
#include "Common/CommonTypes.h"
#include "Common/Flag.h"
struct EfbPokeData;
class PointerWrap;
class AsyncRequests
{
public:
struct Event
{
enum Type
{
EFB_POKE_COLOR,
EFB_POKE_Z,
EFB_PEEK_COLOR,
EFB_PEEK_Z,
SWAP_EVENT,
BBOX_READ,
FIFO_RESET,
PERF_QUERY,
DO_SAVE_STATE,
} type;
u64 time;
union
{
struct
{
u16 x;
u16 y;
u32 data;
} efb_poke;
struct
{
u16 x;
u16 y;
u32* data;
} efb_peek;
struct
{
u32 xfbAddr;
u32 fbWidth;
u32 fbStride;
u32 fbHeight;
} swap_event;
struct
{
int index;
u16* data;
} bbox;
struct
{
} fifo_reset;
struct
{
} perf_query;
struct
{
PointerWrap* p;
} do_save_state;
};
};
AsyncRequests();
void PullEvents()
{
if (!m_empty.IsSet())
PullEventsInternal();
}
void PushEvent(const Event& event, bool blocking = false);
void WaitForEmptyQueue();
void SetEnable(bool enable);
void SetPassthrough(bool enable);
static AsyncRequests* GetInstance() { return &s_singleton; }
private:
void PullEventsInternal();
void HandleEvent(const Event& e);
static AsyncRequests s_singleton;
Common::Flag m_empty;
std::queue<Event> m_queue;
std::mutex m_mutex;
std::condition_variable m_cond;
bool m_wake_me_up_again = false;
bool m_enable = false;
bool m_passthrough = true;
std::vector<EfbPokeData> m_merged_efb_pokes;
};