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// Copyright 2011 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#pragma once
#include <memory>
#include <string>
#include <vector>
#include "Common/CommonTypes.h"
#include "Common/WindowSystemInfo.h"
#include "VideoCommon/PerfQueryBase.h"
namespace MMIO
{
class Mapping;
}
class PointerWrap;
enum class FieldType
{
Odd,
Even,
};
enum class EFBAccessType
{
PeekZ,
PokeZ,
PeekColor,
PokeColor
};
class VideoBackendBase
{
public:
virtual ~VideoBackendBase() {}
virtual bool Initialize(const WindowSystemInfo& wsi) = 0;
virtual void Shutdown() = 0;
virtual std::string GetName() const = 0;
virtual std::string GetDisplayName() const { return GetName(); }
virtual void InitBackendInfo() = 0;
void Video_ExitLoop();
void Video_BeginField(u32 xfb_addr, u32 fb_width, u32 fb_stride, u32 fb_height, u64 ticks);
u32 Video_AccessEFB(EFBAccessType type, u32 x, u32 y, u32 data);
u32 Video_GetQueryResult(PerfQueryType type);
u16 Video_GetBoundingBox(int index);
static void PopulateList();
static void ClearList();
static void ActivateBackend(const std::string& name);
// Fills the backend_info fields with the capabilities of the selected backend/device.
// Called by the UI thread when the graphics config is opened.
static void PopulateBackendInfo();
// the implementation needs not do synchronization logic, because calls to it are surrounded by
// PauseAndLock now
void DoState(PointerWrap& p);
void CheckInvalidState();
protected:
void InitializeShared();
void ShutdownShared();
bool m_initialized = false;
bool m_invalid = false;
};
extern std::vector<std::unique_ptr<VideoBackendBase>> g_available_video_backends;
extern VideoBackendBase* g_video_backend;
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