dolphin/Source/Core/VideoBackends/D3DCommon/SwapChain.h

79 lines
2.1 KiB
C++

// Copyright 2019 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <dxgi1_5.h>
#include <wrl/client.h>
#include "Common/CommonTypes.h"
#include "Common/WindowSystemInfo.h"
#include "VideoBackends/D3DCommon/D3DCommon.h"
#include "VideoCommon/TextureConfig.h"
namespace D3DCommon
{
class SwapChain
{
public:
SwapChain(const WindowSystemInfo& wsi, IDXGIFactory* dxgi_factory, IUnknown* d3d_device);
virtual ~SwapChain();
// Sufficient buffers for triple buffering.
static const u32 SWAP_CHAIN_BUFFER_COUNT = 3;
// Returns true if the stereo mode is quad-buffering.
static bool WantsStereo();
static bool WantsHDR();
IDXGISwapChain* GetDXGISwapChain() const { return m_swap_chain.Get(); }
AbstractTextureFormat GetFormat() const
{
return m_hdr ? m_texture_format_hdr : m_texture_format;
}
u32 GetWidth() const { return m_width; }
u32 GetHeight() const { return m_height; }
// Mode switches.
bool GetFullscreen() const;
void SetFullscreen(bool request);
// Checks for loss of exclusive fullscreen.
bool CheckForFullscreenChange();
// Presents the swap chain to the screen.
virtual bool Present();
bool ChangeSurface(void* native_handle);
bool ResizeSwapChain();
void SetStereo(bool stereo);
void SetHDR(bool hdr);
protected:
u32 GetSwapChainFlags() const;
bool CreateSwapChain(bool stereo = false, bool hdr = false);
void DestroySwapChain();
virtual bool CreateSwapChainBuffers() = 0;
virtual void DestroySwapChainBuffers() = 0;
WindowSystemInfo m_wsi;
Microsoft::WRL::ComPtr<IDXGIFactory> m_dxgi_factory;
Microsoft::WRL::ComPtr<IDXGISwapChain> m_swap_chain;
Microsoft::WRL::ComPtr<IUnknown> m_d3d_device;
const AbstractTextureFormat m_texture_format = AbstractTextureFormat::RGB10_A2;
const AbstractTextureFormat m_texture_format_hdr = AbstractTextureFormat::RGBA16F;
u32 m_width = 1;
u32 m_height = 1;
bool m_stereo = false;
bool m_hdr = false;
bool m_allow_tearing_supported = false;
bool m_has_fullscreen = false;
bool m_fullscreen_request = false;
};
} // namespace D3DCommon