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Qt: Use FrontendCommon D3D11 host display wrapper

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This commit is contained in:
Connor McLaughlin 2020-06-20 03:33:42 +10:00
parent 1e26ded73c
commit 85edbce3ca
3 changed files with 79 additions and 415 deletions
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1
src/duckstation-qt/CMakeLists.txt
View file

@ -70,7 +70,6 @@ if(WIN32)
d3d11hostdisplay.cpp d3d11hostdisplay.cpp
d3d11hostdisplay.h d3d11hostdisplay.h
) )
target_link_libraries(duckstation-qt PRIVATE d3d11.lib dxgi.lib)
# We want a Windows subsystem application not console. # We want a Windows subsystem application not console.
set_target_properties(duckstation-qt PROPERTIES set_target_properties(duckstation-qt PROPERTIES

441
src/duckstation-qt/d3d11hostdisplay.cpp
View file

@ -1,228 +1,50 @@
#include "d3d11hostdisplay.h" #include "d3d11hostdisplay.h"
#include "common/assert.h" #include "common/assert.h"
#include "common/d3d11/shader_compiler.h"
#include "common/log.h" #include "common/log.h"
#include "frontend-common/display_ps.hlsl.h" #include "imgui.h"
#include "frontend-common/display_vs.hlsl.h"
#include "qtdisplaywidget.h" #include "qtdisplaywidget.h"
#include <array>
#include <dxgi1_5.h>
#include <imgui.h>
#include <imgui_impl_dx11.h>
Log_SetChannel(D3D11HostDisplay); Log_SetChannel(D3D11HostDisplay);
class D3D11DisplayWidgetTexture : public HostDisplayTexture
{
public:
template<typename T>
using ComPtr = Microsoft::WRL::ComPtr<T>;
D3D11DisplayWidgetTexture(ComPtr<ID3D11Texture2D> texture, ComPtr<ID3D11ShaderResourceView> srv, u32 width,
u32 height, bool dynamic)
: m_texture(std::move(texture)), m_srv(std::move(srv)), m_width(width), m_height(height), m_dynamic(dynamic)
{
}
~D3D11DisplayWidgetTexture() override = default;
void* GetHandle() const override { return m_srv.Get(); }
u32 GetWidth() const override { return m_width; }
u32 GetHeight() const override { return m_height; }
ID3D11Texture2D* GetD3DTexture() const { return m_texture.Get(); }
ID3D11ShaderResourceView* GetD3DSRV() const { return m_srv.Get(); }
bool IsDynamic() const { return m_dynamic; }
static std::unique_ptr<D3D11DisplayWidgetTexture> Create(ID3D11Device* device, u32 width, u32 height,
const void* data, u32 data_stride, bool dynamic)
{
const CD3D11_TEXTURE2D_DESC desc(DXGI_FORMAT_R8G8B8A8_UNORM, width, height, 1, 1, D3D11_BIND_SHADER_RESOURCE,
dynamic ? D3D11_USAGE_DYNAMIC : D3D11_USAGE_DEFAULT,
dynamic ? D3D11_CPU_ACCESS_WRITE : 0, 1, 0, 0);
const D3D11_SUBRESOURCE_DATA srd{data, data_stride, data_stride * height};
ComPtr<ID3D11Texture2D> texture;
HRESULT hr = device->CreateTexture2D(&desc, data ? &srd : nullptr, texture.GetAddressOf());
if (FAILED(hr))
return {};
const CD3D11_SHADER_RESOURCE_VIEW_DESC srv_desc(D3D11_SRV_DIMENSION_TEXTURE2D, DXGI_FORMAT_R8G8B8A8_UNORM, 0, 1, 0,
1);
ComPtr<ID3D11ShaderResourceView> srv;
hr = device->CreateShaderResourceView(texture.Get(), &srv_desc, srv.GetAddressOf());
if (FAILED(hr))
return {};
return std::make_unique<D3D11DisplayWidgetTexture>(std::move(texture), std::move(srv), width, height, dynamic);
}
private:
ComPtr<ID3D11Texture2D> m_texture;
ComPtr<ID3D11ShaderResourceView> m_srv;
u32 m_width;
u32 m_height;
bool m_dynamic;
};
D3D11HostDisplay::D3D11HostDisplay(QtHostInterface* host_interface) : QtHostDisplay(host_interface) {} D3D11HostDisplay::D3D11HostDisplay(QtHostInterface* host_interface) : QtHostDisplay(host_interface) {}
D3D11HostDisplay::~D3D11HostDisplay() = default; D3D11HostDisplay::~D3D11HostDisplay() = default;
HostDisplay::RenderAPI D3D11HostDisplay::GetRenderAPI() const HostDisplay::RenderAPI D3D11HostDisplay::GetRenderAPI() const
{ {
return HostDisplay::RenderAPI::D3D11; return m_interface.GetRenderAPI();
} }
void* D3D11HostDisplay::GetRenderDevice() const void* D3D11HostDisplay::GetRenderDevice() const
{ {
return m_device.Get(); return m_interface.GetRenderDevice();
} }
void* D3D11HostDisplay::GetRenderContext() const void* D3D11HostDisplay::GetRenderContext() const
{ {
return m_context.Get(); return m_interface.GetRenderContext();
} }
std::unique_ptr<HostDisplayTexture> D3D11HostDisplay::CreateTexture(u32 width, u32 height, const void* initial_data, std::unique_ptr<HostDisplayTexture> D3D11HostDisplay::CreateTexture(u32 width, u32 height, const void* initial_data,
u32 initial_data_stride, bool dynamic) u32 initial_data_stride, bool dynamic)
{ {
return D3D11DisplayWidgetTexture::Create(m_device.Get(), width, height, initial_data, initial_data_stride, dynamic); return m_interface.CreateTexture(width, height, initial_data, initial_data_stride, dynamic);
} }
void D3D11HostDisplay::UpdateTexture(HostDisplayTexture* texture, u32 x, u32 y, u32 width, u32 height, void D3D11HostDisplay::UpdateTexture(HostDisplayTexture* texture, u32 x, u32 y, u32 width, u32 height,
const void* texture_data, u32 texture_data_stride) const void* texture_data, u32 texture_data_stride)
{ {
D3D11DisplayWidgetTexture* d3d11_texture = static_cast<D3D11DisplayWidgetTexture*>(texture); m_interface.UpdateTexture(texture, x, y, width, height, texture_data, texture_data_stride);
if (!d3d11_texture->IsDynamic())
{
const CD3D11_BOX dst_box(x, y, 0, x + width, y + height, 1);
m_context->UpdateSubresource(d3d11_texture->GetD3DTexture(), 0, &dst_box, texture_data, texture_data_stride,
texture_data_stride * height);
}
else
{
D3D11_MAPPED_SUBRESOURCE sr;
HRESULT hr = m_context->Map(d3d11_texture->GetD3DTexture(), 0, D3D11_MAP_WRITE_DISCARD, 0, &sr);
if (FAILED(hr))
Panic("Failed to map dynamic host display texture");
char* dst_ptr = static_cast<char*>(sr.pData) + (y * sr.RowPitch) + (x * sizeof(u32));
const char* src_ptr = static_cast<const char*>(texture_data);
if (sr.RowPitch == texture_data_stride)
{
std::memcpy(dst_ptr, src_ptr, texture_data_stride * height);
}
else
{
for (u32 row = 0; row < height; row++)
{
std::memcpy(dst_ptr, src_ptr, width * sizeof(u32));
src_ptr += texture_data_stride;
dst_ptr += sr.RowPitch;
}
}
m_context->Unmap(d3d11_texture->GetD3DTexture(), 0);
}
} }
bool D3D11HostDisplay::DownloadTexture(const void* texture_handle, u32 x, u32 y, u32 width, u32 height, void* out_data, bool D3D11HostDisplay::DownloadTexture(const void* texture_handle, u32 x, u32 y, u32 width, u32 height, void* out_data,
u32 out_data_stride) u32 out_data_stride)
{ {
ID3D11ShaderResourceView* srv = return m_interface.DownloadTexture(texture_handle, x, y, width, height, out_data, out_data_stride);
const_cast<ID3D11ShaderResourceView*>(static_cast<const ID3D11ShaderResourceView*>(texture_handle));
ID3D11Resource* srv_resource;
D3D11_SHADER_RESOURCE_VIEW_DESC srv_desc;
srv->GetResource(&srv_resource);
srv->GetDesc(&srv_desc);
if (!m_readback_staging_texture.EnsureSize(m_context.Get(), width, height, srv_desc.Format, false))
return false;
m_readback_staging_texture.CopyFromTexture(m_context.Get(), srv_resource, 0, x, y, 0, 0, width, height);
return m_readback_staging_texture.ReadPixels<u32>(m_context.Get(), 0, 0, width, height, out_data_stride / sizeof(u32),
static_cast<u32*>(out_data));
} }
void D3D11HostDisplay::SetVSync(bool enabled) void D3D11HostDisplay::SetVSync(bool enabled)
{ {
m_vsync = enabled; m_interface.SetVSync(enabled);
}
bool D3D11HostDisplay::hasDeviceContext() const
{
return static_cast<bool>(m_device);
}
bool D3D11HostDisplay::createDeviceContext(bool debug_device)
{
UINT create_flags = 0;
if (debug_device)
create_flags |= D3D11_CREATE_DEVICE_DEBUG;
HRESULT hr = D3D11CreateDevice(nullptr, D3D_DRIVER_TYPE_HARDWARE, nullptr, create_flags, nullptr, 0,
D3D11_SDK_VERSION, m_device.GetAddressOf(), nullptr, m_context.GetAddressOf());
if (FAILED(hr))
{
Log_ErrorPrintf("Failed to create D3D device: 0x%08X", hr);
return false;
}
if (debug_device && IsDebuggerPresent())
{
ComPtr<ID3D11InfoQueue> info;
hr = m_device.As(&info);
if (SUCCEEDED(hr))
{
info->SetBreakOnSeverity(D3D11_MESSAGE_SEVERITY_ERROR, TRUE);
info->SetBreakOnSeverity(D3D11_MESSAGE_SEVERITY_WARNING, TRUE);
}
}
// we need the specific factory for the device, otherwise MakeWindowAssociation() is flaky.
ComPtr<IDXGIDevice> dxgi_device;
ComPtr<IDXGIAdapter> dxgi_adapter;
if (FAILED(m_device.As(&dxgi_device)) || FAILED(dxgi_device->GetParent(IID_PPV_ARGS(dxgi_adapter.GetAddressOf()))) ||
FAILED(dxgi_adapter->GetParent(IID_PPV_ARGS(m_dxgi_factory.GetAddressOf()))))
{
Log_WarningPrint("Failed to get parent adapter/device/factory");
return false;
}
DXGI_ADAPTER_DESC adapter_desc;
if (SUCCEEDED(dxgi_adapter->GetDesc(&adapter_desc)))
{
char adapter_name_buffer[128];
const int name_length =
WideCharToMultiByte(CP_UTF8, 0, adapter_desc.Description, static_cast<int>(std::wcslen(adapter_desc.Description)),
adapter_name_buffer, countof(adapter_name_buffer), 0, nullptr);
if (name_length >= 0)
{
adapter_name_buffer[name_length] = 0;
Log_InfoPrintf("D3D Adapter: %s", adapter_name_buffer);
}
}
m_allow_tearing_supported = false;
ComPtr<IDXGIFactory5> dxgi_factory5;
hr = m_dxgi_factory.As(&dxgi_factory5);
if (SUCCEEDED(hr))
{
BOOL allow_tearing_supported = false;
hr = dxgi_factory5->CheckFeatureSupport(DXGI_FEATURE_PRESENT_ALLOW_TEARING, &allow_tearing_supported,
sizeof(allow_tearing_supported));
if (SUCCEEDED(hr))
m_allow_tearing_supported = (allow_tearing_supported == TRUE);
}
return createSwapChain();
}
void D3D11HostDisplay::destroyDeviceContext()
{
QtHostDisplay::destroyDeviceContext();
m_swap_chain.Reset();
m_context.Reset();
m_device.Reset();
} }
bool D3D11HostDisplay::shouldUseFlipModelSwapChain() const bool D3D11HostDisplay::shouldUseFlipModelSwapChain() const
@ -232,245 +54,118 @@ bool D3D11HostDisplay::shouldUseFlipModelSwapChain() const
return m_widget->parent() == nullptr; return m_widget->parent() == nullptr;
} }
bool D3D11HostDisplay::createSwapChain() bool D3D11HostDisplay::hasDeviceContext() const
{ {
m_using_flip_model_swap_chain = shouldUseFlipModelSwapChain(); return m_interface.HasContext();
const HWND window_hwnd = reinterpret_cast<HWND>(m_widget->winId());
RECT client_rc{};
GetClientRect(window_hwnd, &client_rc);
m_window_width = client_rc.right - client_rc.left;
m_window_height = client_rc.bottom - client_rc.top;
DXGI_SWAP_CHAIN_DESC swap_chain_desc = {};
swap_chain_desc.BufferDesc.Width = m_window_width;
swap_chain_desc.BufferDesc.Height = m_window_height;
swap_chain_desc.BufferDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
swap_chain_desc.SampleDesc.Count = 1;
swap_chain_desc.BufferCount = 3;
swap_chain_desc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
swap_chain_desc.OutputWindow = window_hwnd;
swap_chain_desc.Windowed = TRUE;
swap_chain_desc.SwapEffect = m_using_flip_model_swap_chain ? DXGI_SWAP_EFFECT_FLIP_DISCARD : DXGI_SWAP_EFFECT_DISCARD;
m_using_allow_tearing = (m_allow_tearing_supported && m_using_flip_model_swap_chain);
if (m_using_allow_tearing)
swap_chain_desc.Flags = DXGI_SWAP_CHAIN_FLAG_ALLOW_TEARING;
Log_InfoPrintf("Creating a %dx%d %s %s swap chain", m_window_width, m_window_height,
m_using_flip_model_swap_chain ? "flip-discard" : "discard",
swap_chain_desc.Windowed ? "windowed" : "full-screen");
HRESULT hr = m_dxgi_factory->CreateSwapChain(m_device.Get(), &swap_chain_desc, m_swap_chain.GetAddressOf());
if (FAILED(hr) && m_using_flip_model_swap_chain)
{
Log_WarningPrintf("Failed to create a flip-discard swap chain, trying discard.");
swap_chain_desc.SwapEffect = DXGI_SWAP_EFFECT_DISCARD;
swap_chain_desc.Flags = 0;
m_using_flip_model_swap_chain = false;
m_using_allow_tearing = false;
hr = m_dxgi_factory->CreateSwapChain(m_device.Get(), &swap_chain_desc, m_swap_chain.GetAddressOf());
if (FAILED(hr))
{
Log_ErrorPrintf("CreateSwapChain failed: 0x%08X", hr);
return false;
}
}
hr = m_dxgi_factory->MakeWindowAssociation(swap_chain_desc.OutputWindow, DXGI_MWA_NO_WINDOW_CHANGES);
if (FAILED(hr))
Log_WarningPrintf("MakeWindowAssociation() to disable ALT+ENTER failed");
return createSwapChainRTV();
} }
bool D3D11HostDisplay::createSwapChainRTV() bool D3D11HostDisplay::createDeviceContext(bool debug_device)
{ {
ComPtr<ID3D11Texture2D> backbuffer; std::optional<WindowInfo> wi = getWindowInfo();
HRESULT hr = m_swap_chain->GetBuffer(0, IID_PPV_ARGS(backbuffer.GetAddressOf())); if (!wi || !m_interface.CreateContextAndSwapChain(wi.value(), shouldUseFlipModelSwapChain(), debug_device))
if (FAILED(hr))
{
Log_ErrorPrintf("GetBuffer for RTV failed: 0x%08X", hr);
return false; return false;
}
D3D11_TEXTURE2D_DESC backbuffer_desc;
backbuffer->GetDesc(&backbuffer_desc);
CD3D11_RENDER_TARGET_VIEW_DESC rtv_desc(D3D11_RTV_DIMENSION_TEXTURE2D, backbuffer_desc.Format, 0, 0,
backbuffer_desc.ArraySize);
hr = m_device->CreateRenderTargetView(backbuffer.Get(), &rtv_desc, m_swap_chain_rtv.GetAddressOf());
if (FAILED(hr))
{
Log_ErrorPrintf("CreateRenderTargetView for swap chain failed: 0x%08X", hr);
return false;
}
m_window_width = static_cast<s32>(m_interface.GetSwapChainWidth());
m_window_height = static_cast<s32>(m_interface.GetSwapChainHeight());
return true; return true;
} }
bool D3D11HostDisplay::initializeDeviceContext(std::string_view shader_cache_directory, bool debug_device)
{
return QtHostDisplay::initializeDeviceContext(shader_cache_directory, debug_device);
}
bool D3D11HostDisplay::activateDeviceContext()
{
return true;
}
void D3D11HostDisplay::deactivateDeviceContext() {}
void D3D11HostDisplay::destroyDeviceContext()
{
QtHostDisplay::destroyDeviceContext();
m_interface.DestroySwapChain();
m_interface.DestroyContext();
}
bool D3D11HostDisplay::recreateSurface() bool D3D11HostDisplay::recreateSurface()
{ {
return createSwapChain(); std::optional<WindowInfo> wi = getWindowInfo();
if (!wi.has_value())
return false;
if (!m_interface.RecreateSwapChain(wi.value(), shouldUseFlipModelSwapChain()))
return false;
m_window_width = static_cast<s32>(m_interface.GetSwapChainWidth());
m_window_height = static_cast<s32>(m_interface.GetSwapChainHeight());
return true;
} }
void D3D11HostDisplay::destroySurface() void D3D11HostDisplay::destroySurface()
{ {
m_swap_chain_rtv.Reset(); m_interface.DestroySwapChain();
m_swap_chain.Reset();
QtHostDisplay::destroySurface();
} }
void D3D11HostDisplay::WindowResized(s32 new_window_width, s32 new_window_height) void D3D11HostDisplay::WindowResized(s32 new_window_width, s32 new_window_height)
{ {
QtHostDisplay::WindowResized(new_window_width, new_window_height); QtHostDisplay::WindowResized(new_window_width, new_window_height);
if (!m_swap_chain) m_interface.ResizeSwapChain(static_cast<u32>(new_window_width), static_cast<u32>(new_window_height));
return; m_window_width = static_cast<s32>(m_interface.GetSwapChainWidth());
m_window_height = static_cast<s32>(m_interface.GetSwapChainHeight());
m_swap_chain_rtv.Reset();
HRESULT hr = m_swap_chain->ResizeBuffers(0, new_window_width, new_window_height, DXGI_FORMAT_UNKNOWN,
m_using_allow_tearing ? DXGI_SWAP_CHAIN_FLAG_ALLOW_TEARING : 0);
if (FAILED(hr))
Log_ErrorPrintf("ResizeBuffers() failed: 0x%08X", hr);
if (!createSwapChainRTV())
Panic("Failed to recreate swap chain RTV after resize");
} }
bool D3D11HostDisplay::createDeviceResources() bool D3D11HostDisplay::createDeviceResources()
{ {
HRESULT hr; if (!QtHostDisplay::createDeviceResources())
m_display_vertex_shader =
D3D11::ShaderCompiler::CreateVertexShader(m_device.Get(), s_display_vs_bytecode, sizeof(s_display_vs_bytecode));
m_display_pixel_shader =
D3D11::ShaderCompiler::CreatePixelShader(m_device.Get(), s_display_ps_bytecode, sizeof(s_display_ps_bytecode));
if (!m_display_vertex_shader || !m_display_pixel_shader)
return false; return false;
if (!m_display_uniform_buffer.Create(m_device.Get(), D3D11_BIND_CONSTANT_BUFFER, DISPLAY_UNIFORM_BUFFER_SIZE)) return m_interface.CreateResources();
return false;
CD3D11_RASTERIZER_DESC rasterizer_desc = CD3D11_RASTERIZER_DESC(CD3D11_DEFAULT());
rasterizer_desc.CullMode = D3D11_CULL_NONE;
hr = m_device->CreateRasterizerState(&rasterizer_desc, m_display_rasterizer_state.GetAddressOf());
if (FAILED(hr))
return false;
CD3D11_DEPTH_STENCIL_DESC depth_stencil_desc = CD3D11_DEPTH_STENCIL_DESC(CD3D11_DEFAULT());
depth_stencil_desc.DepthEnable = FALSE;
depth_stencil_desc.DepthWriteMask = D3D11_DEPTH_WRITE_MASK_ZERO;
hr = m_device->CreateDepthStencilState(&depth_stencil_desc, m_display_depth_stencil_state.GetAddressOf());
if (FAILED(hr))
return false;
CD3D11_BLEND_DESC blend_desc = CD3D11_BLEND_DESC(CD3D11_DEFAULT());
hr = m_device->CreateBlendState(&blend_desc, m_display_blend_state.GetAddressOf());
if (FAILED(hr))
return false;
CD3D11_SAMPLER_DESC sampler_desc = CD3D11_SAMPLER_DESC(CD3D11_DEFAULT());
sampler_desc.Filter = D3D11_FILTER_MIN_MAG_MIP_POINT;
hr = m_device->CreateSamplerState(&sampler_desc, m_point_sampler.GetAddressOf());
if (FAILED(hr))
return false;
sampler_desc.Filter = D3D11_FILTER_MIN_MAG_LINEAR_MIP_POINT;
hr = m_device->CreateSamplerState(&sampler_desc, m_linear_sampler.GetAddressOf());
if (FAILED(hr))
return false;
return true;
} }
void D3D11HostDisplay::destroyDeviceResources() void D3D11HostDisplay::destroyDeviceResources()
{ {
QtHostDisplay::destroyDeviceResources(); QtHostDisplay::destroyDeviceResources();
m_interface.DestroyResources();
m_display_uniform_buffer.Release();
m_swap_chain_rtv.Reset();
m_linear_sampler.Reset();
m_point_sampler.Reset();
m_display_pixel_shader.Reset();
m_display_vertex_shader.Reset();
m_display_blend_state.Reset();
m_display_depth_stencil_state.Reset();
m_display_rasterizer_state.Reset();
} }
bool D3D11HostDisplay::createImGuiContext() bool D3D11HostDisplay::createImGuiContext()
{ {
if (!QtHostDisplay::createImGuiContext()) if (!QtHostDisplay::createImGuiContext() || !m_interface.CreateImGuiContext())
return false; return false;
if (!ImGui_ImplDX11_Init(m_device.Get(), m_context.Get()))
return false;
ImGui_ImplDX11_NewFrame();
ImGui::NewFrame(); ImGui::NewFrame();
return true; return true;
} }
void D3D11HostDisplay::destroyImGuiContext() void D3D11HostDisplay::destroyImGuiContext()
{ {
ImGui_ImplDX11_Shutdown(); m_interface.DestroyImGuiContext();
QtHostDisplay::destroyImGuiContext(); QtHostDisplay::destroyImGuiContext();
} }
void D3D11HostDisplay::Render() void D3D11HostDisplay::Render()
{ {
static constexpr std::array<float, 4> clear_color = {}; if (!m_interface.HasSwapChain() || !m_interface.BeginRender())
m_context->ClearRenderTargetView(m_swap_chain_rtv.Get(), clear_color.data());
m_context->OMSetRenderTargets(1, m_swap_chain_rtv.GetAddressOf(), nullptr);
renderDisplay();
ImGui::Render();
ImGui_ImplDX11_RenderDrawData(ImGui::GetDrawData());
if (!m_vsync && m_using_allow_tearing)
m_swap_chain->Present(0, DXGI_PRESENT_ALLOW_TEARING);
else
m_swap_chain->Present(BoolToUInt32(m_vsync), 0);
ImGui::NewFrame();
ImGui_ImplDX11_NewFrame();
}
void D3D11HostDisplay::renderDisplay()
{
if (!m_display_texture_handle)
return; return;
auto [vp_left, vp_top, vp_width, vp_height] = if (HasDisplayTexture())
CalculateDrawRect(m_window_width, m_window_height, m_display_top_margin); {
const auto [left, top, width, height] = CalculateDrawRect(m_window_width, m_window_height, m_display_top_margin);
m_interface.RenderDisplay(left, top, width, height, m_display_texture_handle, m_display_texture_width,
m_display_texture_height, m_display_texture_view_x, m_display_texture_view_y,
m_display_texture_view_width, m_display_texture_view_height, m_display_linear_filtering);
}
m_context->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST); m_interface.RenderImGui();
m_context->VSSetShader(m_display_vertex_shader.Get(), nullptr, 0);
m_context->PSSetShader(m_display_pixel_shader.Get(), nullptr, 0);
m_context->PSSetShaderResources(0, 1, reinterpret_cast<ID3D11ShaderResourceView**>(&m_display_texture_handle));
m_context->PSSetSamplers(
0, 1, m_display_linear_filtering ? m_linear_sampler.GetAddressOf() : m_point_sampler.GetAddressOf());
const float uniforms[4] = { if (HasSoftwareCursor())
static_cast<float>(m_display_texture_view_x) / static_cast<float>(m_display_texture_width), {
static_cast<float>(m_display_texture_view_y) / static_cast<float>(m_display_texture_height), const auto [left, top, width, height] = CalculateSoftwareCursorDrawRect();
(static_cast<float>(m_display_texture_view_width) - 0.5f) / static_cast<float>(m_display_texture_width), m_interface.RenderSoftwareCursor(left, top, width, height, m_cursor_texture.get());
(static_cast<float>(m_display_texture_view_height) - 0.5f) / static_cast<float>(m_display_texture_height)}; }
const auto map = m_display_uniform_buffer.Map(m_context.Get(), sizeof(uniforms), sizeof(uniforms));
std::memcpy(map.pointer, uniforms, sizeof(uniforms));
m_display_uniform_buffer.Unmap(m_context.Get(), sizeof(uniforms));
m_context->VSSetConstantBuffers(0, 1, m_display_uniform_buffer.GetD3DBufferArray());
const CD3D11_VIEWPORT vp(static_cast<float>(vp_left), static_cast<float>(vp_top), static_cast<float>(vp_width), m_interface.EndRenderAndPresent();
static_cast<float>(vp_height));
m_context->RSSetViewports(1, &vp);
m_context->RSSetState(m_display_rasterizer_state.Get());
m_context->OMSetDepthStencilState(m_display_depth_stencil_state.Get(), 0);
m_context->OMSetBlendState(m_display_blend_state.Get(), nullptr, 0xFFFFFFFFu);
m_context->Draw(3, 0);
} }

52
src/duckstation-qt/d3d11hostdisplay.h
View file

@ -1,29 +1,27 @@
#pragma once #pragma once
#include "common/d3d11/staging_texture.h" #include "common/window_info.h"
#include "common/d3d11/stream_buffer.h"
#include "common/d3d11/texture.h"
#include "common/windows_headers.h"
#include "core/host_display.h" #include "core/host_display.h"
#include "frontend-common/d3d11_host_display.h"
#include "qtdisplaywidget.h"
#include "qthostdisplay.h" #include "qthostdisplay.h"
#include <d3d11.h>
#include <dxgi.h>
#include <memory> #include <memory>
#include <wrl/client.h>
class QtHostInterface;
class D3D11HostDisplay final : public QtHostDisplay class D3D11HostDisplay final : public QtHostDisplay
{ {
public: public:
template<typename T>
using ComPtr = Microsoft::WRL::ComPtr<T>;
D3D11HostDisplay(QtHostInterface* host_interface); D3D11HostDisplay(QtHostInterface* host_interface);
~D3D11HostDisplay(); ~D3D11HostDisplay();
bool hasDeviceContext() const override; bool hasDeviceContext() const override;
bool createDeviceContext(bool debug_device) override; bool createDeviceContext(bool debug_device) override;
bool initializeDeviceContext(std::string_view shader_cache_directory, bool debug_device) override;
bool activateDeviceContext() override;
void deactivateDeviceContext() override;
void destroyDeviceContext() override; void destroyDeviceContext() override;
bool recreateSurface() override; bool recreateSurface() override;
void destroySurface() override; void destroySurface();
RenderAPI GetRenderAPI() const override; RenderAPI GetRenderAPI() const override;
void* GetRenderDevice() const override; void* GetRenderDevice() const override;
@ -42,40 +40,12 @@ public:
void Render() override; void Render() override;
private: private:
static constexpr u32 DISPLAY_UNIFORM_BUFFER_SIZE = 16; bool shouldUseFlipModelSwapChain() const;
bool createImGuiContext() override; bool createImGuiContext() override;
void destroyImGuiContext() override; void destroyImGuiContext() override;
bool createDeviceResources() override; bool createDeviceResources() override;
void destroyDeviceResources() override; void destroyDeviceResources() override;
bool shouldUseFlipModelSwapChain() const; FrontendCommon::D3D11HostDisplay m_interface;
bool createSwapChain();
bool createSwapChainRTV();
void renderDisplay();
ComPtr<IDXGIFactory> m_dxgi_factory;
ComPtr<ID3D11Device> m_device;
ComPtr<ID3D11DeviceContext> m_context;
ComPtr<IDXGISwapChain> m_swap_chain;
ComPtr<ID3D11RenderTargetView> m_swap_chain_rtv;
ComPtr<ID3D11RasterizerState> m_display_rasterizer_state;
ComPtr<ID3D11DepthStencilState> m_display_depth_stencil_state;
ComPtr<ID3D11BlendState> m_display_blend_state;
ComPtr<ID3D11VertexShader> m_display_vertex_shader;
ComPtr<ID3D11PixelShader> m_display_pixel_shader;
ComPtr<ID3D11SamplerState> m_point_sampler;
ComPtr<ID3D11SamplerState> m_linear_sampler;
D3D11::Texture m_display_pixels_texture;
D3D11::StreamBuffer m_display_uniform_buffer;
D3D11::AutoStagingTexture m_readback_staging_texture;
bool m_allow_tearing_supported = false;
bool m_using_flip_model_swap_chain = false;
bool m_using_allow_tearing = false;
bool m_vsync = false;
}; };