Rewrite ImGuiScene using TerraFX + Add DX12 backend

.gitmodules

@@ -1,6 +1,3 @@
-[submodule "lib/ImGuiScene"]
-	path = lib/ImGuiScene
-	url = https://github.com/goatcorp/ImGuiScene
 [submodule "lib/FFXIVClientStructs"]
 	path = lib/FFXIVClientStructs
 	url = https://github.com/aers/FFXIVClientStructs
@@ -10,3 +7,6 @@
 [submodule "lib/TsudaKageyu-minhook"]
 	path = lib/TsudaKageyu-minhook
 	url = https://github.com/TsudaKageyu/minhook.git
+[submodule "lib/ImGui.NET"]
+	path = lib/ImGui.NET
+	url = https://github.com/goatcorp/ImGui.NET

Dalamud.Boot/DalamudStartInfo.cpp

@@ -116,6 +116,7 @@ void from_json(const nlohmann::json& json, DalamudStartInfo& config) {
     config.NoLoadThirdPartyPlugins = json.value("NoLoadThirdPartyPlugins", config.NoLoadThirdPartyPlugins);
 
     config.BootLogPath = json.value("BootLogPath", config.BootLogPath);
+    config.BootDebugDirectX = json.value("BootDebugDirectX", config.BootDebugDirectX);
     config.BootShowConsole = json.value("BootShowConsole", config.BootShowConsole);
     config.BootDisableFallbackConsole = json.value("BootDisableFallbackConsole", config.BootDisableFallbackConsole);
     config.BootWaitMessageBox = json.value("BootWaitMessageBox", config.BootWaitMessageBox);

Dalamud.Boot/DalamudStartInfo.h

@@ -54,6 +54,7 @@ struct DalamudStartInfo {
     bool NoLoadThirdPartyPlugins;
 
     std::string BootLogPath;
+    bool BootDebugDirectX = false;
     bool BootShowConsole = false;
     bool BootDisableFallbackConsole = false;
     WaitMessageboxFlags BootWaitMessageBox = WaitMessageboxFlags::None;

Dalamud.Boot/dllmain.cpp

@@ -1,6 +1,11 @@
 #include "pch.h"
 
+#include <d3d11.h>
+#include <d3d12.h>
+#include <dxgi1_3.h>
+
 #include "DalamudStartInfo.h"
+#include "hooks.h"
 #include "logging.h"
 #include "utils.h"
 #include "veh.h"
@@ -98,6 +103,69 @@ HRESULT WINAPI InitializeImpl(LPVOID lpParam, HANDLE hMainThreadContinue) {
         logging::W("Skipping fixes, as MinHook has failed to load.");
     }
 
+    if (g_startInfo.BootDebugDirectX) {
+        logging::I("Enabling DirectX Debugging.");
+
+        const auto hD3D11 = GetModuleHandleW(L"d3d11.dll");
+        const auto hDXGI = GetModuleHandleW(L"dxgi.dll");
+        const auto pfnD3D11CreateDevice = static_cast<decltype(&D3D11CreateDevice)>(
+            hD3D11 ? static_cast<void*>(GetProcAddress(hD3D11, "D3D11CreateDevice")) : nullptr);
+        if (pfnD3D11CreateDevice) {
+            static hooks::direct_hook<decltype(D3D11CreateDevice)> s_hookD3D11CreateDevice(
+                "d3d11.dll!D3D11CreateDevice",
+                pfnD3D11CreateDevice);
+            s_hookD3D11CreateDevice.set_detour([](
+                IDXGIAdapter* pAdapter,
+                D3D_DRIVER_TYPE DriverType,
+                HMODULE Software,
+                UINT Flags,
+                const D3D_FEATURE_LEVEL* pFeatureLevels,
+                UINT FeatureLevels,
+                UINT SDKVersion,
+                ID3D11Device** ppDevice,
+                D3D_FEATURE_LEVEL* pFeatureLevel,
+                ID3D11DeviceContext** ppImmediateContext
+            ) -> HRESULT {
+                return s_hookD3D11CreateDevice.call_original(
+                    pAdapter,
+                    DriverType,
+                    Software,
+                    Flags | D3D11_CREATE_DEVICE_DEBUG,
+                    pFeatureLevels,
+                    FeatureLevels,
+                    SDKVersion,
+                    ppDevice,
+                    pFeatureLevel,
+                    ppImmediateContext);
+            });
+        } else {
+            logging::W("Could not find d3d11!D3D11CreateDevice.");
+        }
+
+        const auto pfnCreateDXGIFactory = static_cast<decltype(&CreateDXGIFactory)>(
+            hDXGI ? static_cast<void*>(GetProcAddress(hDXGI, "CreateDXGIFactory")) : nullptr);
+        const auto pfnCreateDXGIFactory1 = static_cast<decltype(&CreateDXGIFactory1)>(
+            hDXGI ? static_cast<void*>(GetProcAddress(hDXGI, "CreateDXGIFactory1")) : nullptr);
+        static const auto pfnCreateDXGIFactory2 = static_cast<decltype(&CreateDXGIFactory2)>(
+            hDXGI ? static_cast<void*>(GetProcAddress(hDXGI, "CreateDXGIFactory2")) : nullptr);
+        if (pfnCreateDXGIFactory2) {
+            static hooks::direct_hook<decltype(CreateDXGIFactory)> s_hookCreateDXGIFactory(
+                "dxgi.dll!CreateDXGIFactory",
+                pfnCreateDXGIFactory);
+            static hooks::direct_hook<decltype(CreateDXGIFactory1)> s_hookCreateDXGIFactory1(
+                "dxgi.dll!CreateDXGIFactory1",
+                pfnCreateDXGIFactory1);
+            s_hookCreateDXGIFactory.set_detour([](REFIID riid, _COM_Outptr_ void **ppFactory) -> HRESULT {
+                return pfnCreateDXGIFactory2(DXGI_CREATE_FACTORY_DEBUG, riid, ppFactory);
+            });
+            s_hookCreateDXGIFactory1.set_detour([](REFIID riid, _COM_Outptr_ void **ppFactory) -> HRESULT {
+                return pfnCreateDXGIFactory2(DXGI_CREATE_FACTORY_DEBUG, riid, ppFactory);
+            });
+        } else {
+            logging::W("Could not find dxgi!CreateDXGIFactory2.");
+        }
+    }
+
     if (g_startInfo.BootWaitDebugger) {
         logging::I("Waiting for debugger to attach...");
         while (!IsDebuggerPresent())

Dalamud.Common/DalamudStartInfo.cs

@@ -89,6 +89,11 @@ public DalamudStartInfo()
     /// </summary>
     public string? BootLogPath { get; set; }
 
+    /// <summary>
+    /// Gets or sets a value indicating whether to enable D3D11 and DXGI debugging if possible.
+    /// </summary>
+    public bool BootDebugDirectX { get; set; }
+
     /// <summary>
     /// Gets or sets a value indicating whether a Boot console should be shown.
     /// </summary>

Dalamud.CorePlugin/Dalamud.CorePlugin.csproj

@@ -40,13 +40,7 @@
         <ProjectReference Include="..\Dalamud\Dalamud.csproj">
             <Private>false</Private>
         </ProjectReference>
-        <ProjectReference Include="..\lib\ImGuiScene\deps\ImGui.NET\src\ImGui.NET-472\ImGui.NET-472.csproj">
-            <Private>false</Private>
-        </ProjectReference>
-        <ProjectReference Include="..\lib\ImGuiScene\ImGuiScene\ImGuiScene.csproj">
-            <Private>false</Private>
-        </ProjectReference>
-        <ProjectReference Include="..\lib\ImGuiScene\deps\SDL2-CS\SDL2-CS.csproj">
+        <ProjectReference Include="..\lib\ImGui.NET\src\ImGui.NET-472\ImGui.NET-472.csproj">
             <Private>false</Private>
         </ProjectReference>
     </ItemGroup>

Dalamud.Injector/EntryPoint.cs

@@ -89,6 +89,7 @@ public static int Main(int argc, IntPtr argvPtr)
 
                 startInfo = ExtractAndInitializeStartInfoFromArguments(startInfo, args);
                 // Remove already handled arguments
+                args.Remove("--debug-directx");
                 args.Remove("--console");
                 args.Remove("--msgbox1");
                 args.Remove("--msgbox2");
@@ -396,6 +397,7 @@ private static DalamudStartInfo ExtractAndInitializeStartInfoFromArguments(Dalam
             startInfo.LogName ??= string.Empty;
 
             // Set boot defaults
+            startInfo.BootDebugDirectX = args.Contains("--debug-directx");
             startInfo.BootShowConsole = args.Contains("--console");
             startInfo.BootEnableEtw = args.Contains("--etw");
             startInfo.BootLogPath = GetLogPath(startInfo.LogPath, "dalamud.boot", startInfo.LogName);

Dalamud.sln

@@ -27,11 +27,7 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Dalamud.Test", "Dalamud.Tes
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Interface", "Interface", "{E15BDA6D-E881-4482-94BA-BE5527E917FF}"
 EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ImGui.NET-472", "lib\ImGuiScene\deps\ImGui.NET\src\ImGui.NET-472\ImGui.NET-472.csproj", "{0483026E-C6CE-4B1A-AA68-46544C08140B}"
-EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ImGuiScene", "lib\ImGuiScene\ImGuiScene\ImGuiScene.csproj", "{C0E7E797-4FBF-4F46-BC57-463F3719BA7A}"
-EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SDL2-CS", "lib\ImGuiScene\deps\SDL2-CS\SDL2-CS.csproj", "{2F7FF0A8-B619-4572-86C7-71E46FE22FB8}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ImGui.NET-472", "lib\ImGui.NET\src\ImGui.NET-472\ImGui.NET-472.csproj", "{0483026E-C6CE-4B1A-AA68-46544C08140B}"
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Dalamud.CorePlugin", "Dalamud.CorePlugin\Dalamud.CorePlugin.csproj", "{4AFDB34A-7467-4D41-B067-53BC4101D9D0}"
 EndProject
@@ -127,8 +123,6 @@ Global
 	EndGlobalSection
 	GlobalSection(NestedProjects) = preSolution
 		{0483026E-C6CE-4B1A-AA68-46544C08140B} = {E15BDA6D-E881-4482-94BA-BE5527E917FF}
-		{C0E7E797-4FBF-4F46-BC57-463F3719BA7A} = {E15BDA6D-E881-4482-94BA-BE5527E917FF}
-		{2F7FF0A8-B619-4572-86C7-71E46FE22FB8} = {E15BDA6D-E881-4482-94BA-BE5527E917FF}
 		{C9B87BD7-AF49-41C3-91F1-D550ADEB7833} = {E15BDA6D-E881-4482-94BA-BE5527E917FF}
 		{3620414C-7DFC-423E-929F-310E19F5D930} = {E15BDA6D-E881-4482-94BA-BE5527E917FF}
 		{A6AA1C3F-9470-4922-9D3F-D4549657AB22} = {E15BDA6D-E881-4482-94BA-BE5527E917FF}

Dalamud/Configuration/Internal/DalamudConfiguration.cs

@@ -464,6 +464,11 @@ public string EffectiveLanguage
     /// <summary>Gets or sets a value indicating whether to track texture allocation by plugins.</summary>
     public bool UseTexturePluginTracking { get; set; }
 
+    /// <summary>
+    /// Gets or sets a value indicating whether to use the DX12 renderer for testing purposes.
+    /// </summary>
+    public bool UseDx12Preview { get; set; }
+
     /// <summary>
     /// Gets or sets the page of the plugin installer that is shown by default when opened.
     /// </summary>

Dalamud/Dalamud.csproj

@@ -6,6 +6,7 @@
         <Platforms>x64;AnyCPU</Platforms>
         <LangVersion>12.0</LangVersion>
         <EnableWindowsTargeting>True</EnableWindowsTargeting>
+        <EnableWindowsTargeting>True</EnableWindowsTargeting>
     </PropertyGroup>
 
     <PropertyGroup Label="Feature">
@@ -79,10 +80,14 @@
         </PackageReference>
         <PackageReference Include="MinSharp" Version="1.0.4" />
         <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
+        <PackageReference Include="PInvoke.Kernel32" Version="0.7.124" />
+        <PackageReference Include="PInvoke.User32" Version="0.7.124" />
         <PackageReference Include="Serilog" Version="2.11.0" />
         <PackageReference Include="Serilog.Sinks.Async" Version="1.5.0" />
         <PackageReference Include="Serilog.Sinks.Console" Version="4.0.1" />
         <PackageReference Include="Serilog.Sinks.File" Version="5.0.0" />
+        <PackageReference Include="SharpDX.Direct3D11" Version="4.2.0" />
+        <PackageReference Include="SharpDX.Mathematics" Version="4.2.0" />
         <PackageReference Include="sqlite-net-pcl" Version="1.8.116" />
         <PackageReference Include="StyleCop.Analyzers" Version="1.2.0-beta.556">
             <PrivateAssets>all</PrivateAssets>
@@ -98,15 +103,18 @@
     <ItemGroup>
         <ProjectReference Include="..\Dalamud.Common\Dalamud.Common.csproj" />
         <ProjectReference Include="..\lib\FFXIVClientStructs\FFXIVClientStructs\FFXIVClientStructs.csproj" />
-        <ProjectReference Include="..\lib\ImGuiScene\deps\ImGui.NET\src\ImGui.NET-472\ImGui.NET-472.csproj" />
-        <ProjectReference Include="..\lib\ImGuiScene\deps\SDL2-CS\SDL2-CS.csproj" />
-        <ProjectReference Include="..\lib\ImGuiScene\ImGuiScene\ImGuiScene.csproj" />
+        <ProjectReference Include="..\lib\ImGui.NET\src\ImGui.NET-472\ImGui.NET-472.csproj" />
     </ItemGroup>
 
     <ItemGroup>
         <AdditionalFiles Include="..\stylecop.json" />
     </ItemGroup>
 
+    <ItemGroup>
+        <EmbeddedResource Include="ImGuiScene\Shaders\imgui-frag.hlsl.bytes" LogicalName="imgui-frag.hlsl.bytes" />
+        <EmbeddedResource Include="ImGuiScene\Shaders\imgui-vertex.hlsl.bytes" LogicalName="imgui-vertex.hlsl.bytes" />
+    </ItemGroup>
+
     <ItemGroup>
       <None Remove="licenses.txt" />
       <Content Include="licenses.txt">