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feature: Add Direct3D9 FPS overlay counter example
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-2
lines changed

6 files changed

+317
-2
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‎Directory.Build.props

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<Project>
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<PropertyGroup Condition="'$(Configuration)' != ''">
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<ConfigurationGroup Condition="$(Configuration.EndsWith('Debug'))">Debug</ConfigurationGroup>
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<ConfigurationGroup Condition="$(Configuration.EndsWith('Release'))">Release</ConfigurationGroup>
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<ProjectDir>$(MSBuildThisFileDirectory)</ProjectDir>
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<SourceDir>$(ProjectDir)src\</SourceDir>
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<CommonPath>$(SourceDir)Common\src</CommonPath>
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<BinDir Condition="'$(BinDir)'==''">$(ProjectDir)bin/</BinDir>
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<OutputDir>$(BinDir)$(Configuration)/$(Platform)/</OutputDir>
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</PropertyGroup>
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</Project>

‎Directory.Build.targets

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<Project>
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<PropertyGroup
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Condition="'$(OS)' == 'Windows_NT' and
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'$(TargetFrameworkIdentifier)' == '.NETCoreApp' and
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'$(SelfContained)' != 'true'"
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>
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<RunCommand Condition="'$(PlatformTarget)' == 'x86'">$(MSBuildProgramFiles32)\dotnet\dotnet</RunCommand>
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<RunCommand Condition="'$(PlatformTarget)' == 'x64'">$(ProgramW6432)\dotnet\dotnet</RunCommand>
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</PropertyGroup>
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</Project>

‎GraphicsHook.sln

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# Visual Studio 15
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VisualStudioVersion = 15.0.28307.136
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Direct3DCapture", "src\Direct3DCapture\Direct3DCapture.csproj", "{4A14506E-9C5E-43BC-87E4-34C08DEABDC3}"
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Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Direct3DCapture", "src\Direct3DCapture\Direct3DCapture.csproj", "{4A14506E-9C5E-43BC-87E4-34C08DEABDC3}"
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EndProject
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Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "src", "src", "{E9D61240-9E2C-4BD5-BEF1-607D3422EAAF}"
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EndProject
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Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "test", "test", "{2FDEAA0B-9F04-4CB1-89CF-EF668584453A}"
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Direct3DCapture.Tests", "test\Direct3DCapture.Tests\Direct3DCapture.Tests.csproj", "{39FCDDD4-78AF-4F6F-BA40-724A5D1AE620}"
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Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Direct3DCapture.Tests", "test\Direct3DCapture.Tests\Direct3DCapture.Tests.csproj", "{39FCDDD4-78AF-4F6F-BA40-724A5D1AE620}"
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DirectX.Direct3D9.Overlay", "src\DirectX.Direct3D9.Overlay\DirectX.Direct3D9.Overlay.csproj", "{A86B01F8-1FEA-485B-85D7-3941694EC0A4}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -25,13 +27,18 @@ Global
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{39FCDDD4-78AF-4F6F-BA40-724A5D1AE620}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{39FCDDD4-78AF-4F6F-BA40-724A5D1AE620}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{39FCDDD4-78AF-4F6F-BA40-724A5D1AE620}.Release|Any CPU.Build.0 = Release|Any CPU
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{A86B01F8-1FEA-485B-85D7-3941694EC0A4}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{A86B01F8-1FEA-485B-85D7-3941694EC0A4}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{A86B01F8-1FEA-485B-85D7-3941694EC0A4}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{A86B01F8-1FEA-485B-85D7-3941694EC0A4}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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GlobalSection(NestedProjects) = preSolution
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{4A14506E-9C5E-43BC-87E4-34C08DEABDC3} = {E9D61240-9E2C-4BD5-BEF1-607D3422EAAF}
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{39FCDDD4-78AF-4F6F-BA40-724A5D1AE620} = {2FDEAA0B-9F04-4CB1-89CF-EF668584453A}
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{A86B01F8-1FEA-485B-85D7-3941694EC0A4} = {E9D61240-9E2C-4BD5-BEF1-607D3422EAAF}
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EndGlobalSection
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GlobalSection(ExtensibilityGlobals) = postSolution
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SolutionGuid = {15C4F934-433D-4655-9D2C-5E30E7A936C3}

‎src/DirectX.Direct3D9.Overlay/DirectX.Direct3D9.Overlay.csproj

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<TargetFramework>netstandard2.0</TargetFramework>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
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<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
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<OutputPath>$(OutputDir)</OutputPath>
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</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
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<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
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<OutputPath>$(OutputDir)</OutputPath>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="CoreHook" Version="1.0.3" />
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<PackageReference Include="SharpDX.Direct3D9" Version="4.2.0" />
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<PackageReference Include="SharpDX.Mathematics" Version="4.2.0" />
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</ItemGroup>
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</Project>

‎src/DirectX.Direct3D9.Overlay/EntryPoint.cs

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using System;
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using System.Collections.Generic;
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using System.Runtime.InteropServices;
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using CoreHook;
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using SharpDX;
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using SharpDX.Direct3D9;
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namespace DirectX.Direct3D9.Overlay
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{
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public class EntryPoint : IEntryPoint
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{
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private List<IntPtr> _d3DDeviceFunctions = new List<IntPtr>();
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private const int D3DDevice9FunctionCount = 119;
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private Font _framesPerSecondFont;
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private int _frameCount;
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private int _lastTickCount;
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private float _lastFrameRate;
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private string _overlayText;
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public EntryPoint(IContext context, string arg1) { }
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public void Run(IContext context, string overlayText)
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{
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_overlayText = overlayText;
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InitializeDeviceHook();
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while (true)
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{
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System.Threading.Thread.Sleep(30000);
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}
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}
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[UnmanagedFunctionPointer(CallingConvention.StdCall, CharSet = CharSet.Unicode, SetLastError = true)]
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unsafe delegate int IDirect3DDevice9_PresentDelegate(IntPtr device, Rectangle* sourceRectangle,
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Rectangle* destRectangle, IntPtr destWindowOverride, IntPtr dirtyRegion);
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[UnmanagedFunctionPointer(CallingConvention.StdCall, CharSet = CharSet.Unicode, SetLastError = true)]
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private delegate int IDirect3DDevice9_EndSceneDelegate(IntPtr device);
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private IHook<IDirect3DDevice9_PresentDelegate> _d3DPresentHook;
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private IHook<IDirect3DDevice9_EndSceneDelegate> _d3DEndSceneHook;
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public unsafe void InitializeDeviceHook()
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{
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_d3DDeviceFunctions = new List<IntPtr>();
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using (var direct3D = new Direct3D())
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{
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using (var device = new Device(direct3D, 0, DeviceType.NullReference, IntPtr.Zero, CreateFlags.HardwareVertexProcessing, new PresentParameters() { BackBufferWidth = 1, BackBufferHeight = 1, DeviceWindowHandle = IntPtr.Zero }))
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{
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_d3DDeviceFunctions.AddRange(ReadVTableAddress(device.NativePointer, D3DDevice9FunctionCount));
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}
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}
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_d3DEndSceneHook = HookFactory.CreateHook<IDirect3DDevice9_EndSceneDelegate>(_d3DDeviceFunctions[(int)FunctionOrdinals.EndScene],
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Detour_EndScene,
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this);
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_d3DPresentHook = HookFactory.CreateHook<IDirect3DDevice9_PresentDelegate>(
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_d3DDeviceFunctions[(int)FunctionOrdinals.Present],
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Detour_Present,
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this);
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_d3DEndSceneHook.ThreadACL.SetExclusiveACL(new int[1]);
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_d3DPresentHook.ThreadACL.SetExclusiveACL(new int[1]);
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}
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private static IEnumerable<IntPtr> ReadVTableAddress(IntPtr vTableAddress, int vTableFunctionCount)
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{
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IntPtr[] addresses = new IntPtr[vTableFunctionCount];
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IntPtr vTable = Marshal.ReadIntPtr(vTableAddress);
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for (var i = 0; i < vTableFunctionCount; ++i)
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{
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addresses[i] = Marshal.ReadIntPtr(vTable, i * IntPtr.Size);
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}
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return addresses;
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}
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private unsafe int Detour_Present(IntPtr device, Rectangle* sourceRectangle, Rectangle* destRectangle, IntPtr destWindowOverride, IntPtr dirtyRegion)
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{
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_frameCount++;
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return _d3DPresentHook.Original(device, sourceRectangle, destRectangle, destWindowOverride, dirtyRegion);
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}
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private int Detour_EndScene(IntPtr direct3DDevice)
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{
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Device dev = (Device)direct3DDevice;
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DrawFramesPerSecond(dev);
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dev.EndScene();
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return Result.Ok.Code;
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}
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private void DrawFramesPerSecond(Device device)
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{
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try
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{
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var tickCount = Environment.TickCount;
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if (Math.Abs(tickCount - _lastTickCount) > 1000)
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{
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_lastFrameRate = (float)_frameCount * 1000 / Math.Abs(tickCount - _lastTickCount);
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_frameCount = 0;
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_lastTickCount = tickCount;
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}
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if (_framesPerSecondFont == null)
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{
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_framesPerSecondFont = new Font(device, new FontDescription()
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{
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Height = 20,
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FaceName = "Arial",
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Italic = false,
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Width = 0,
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MipLevels = 1,
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CharacterSet = FontCharacterSet.Default,
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OutputPrecision = FontPrecision.Default,
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Quality = FontQuality.ClearTypeNatural,
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PitchAndFamily = FontPitchAndFamily.Default | FontPitchAndFamily.DontCare,
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Weight = FontWeight.Bold
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});
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}
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_framesPerSecondFont.DrawText(null, $"{_lastFrameRate:N0} FPS", 0, 0, new ColorBGRA(244, 66, 86, 255));
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}
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catch (Exception e)
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{
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}
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}
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}
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}

‎src/DirectX.Direct3D9.Overlay/FunctionOrdinals.cs

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using System;
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using System.Collections.Generic;
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using System.Text;
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namespace DirectX.Direct3D9.Overlay
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{
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public enum FunctionOrdinals : short
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{
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QueryInterface = 0,
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AddRef = 1,
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Release = 2,
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TestCooperativeLevel = 3,
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GetAvailableTextureMem = 4,
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EvictManagedResources = 5,
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GetDirect3D = 6,
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GetDeviceCaps = 7,
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GetDisplayMode = 8,
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GetCreationParameters = 9,
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SetCursorProperties = 10,
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SetCursorPosition = 11,
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ShowCursor = 12,
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CreateAdditionalSwapChain = 13,
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GetSwapChain = 14,
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GetNumberOfSwapChains = 15,
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Reset = 16,
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Present = 17,
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GetBackBuffer = 18,
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GetRasterStatus = 19,
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SetDialogBoxMode = 20,
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SetGammaRamp = 21,
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GetGammaRamp = 22,
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CreateTexture = 23,
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CreateVolumeTexture = 24,
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CreateCubeTexture = 25,
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CreateVertexBuffer = 26,
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CreateIndexBuffer = 27,
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CreateRenderTarget = 28,
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CreateDepthStencilSurface = 29,
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UpdateSurface = 30,
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UpdateTexture = 31,
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GetRenderTargetData = 32,
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GetFrontBufferData = 33,
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StretchRect = 34,
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ColorFill = 35,
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CreateOffscreenPlainSurface = 36,
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SetRenderTarget = 37,
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GetRenderTarget = 38,
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SetDepthStencilSurface = 39,
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GetDepthStencilSurface = 40,
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BeginScene = 41,
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EndScene = 42,
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Clear = 43,
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SetTransform = 44,
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GetTransform = 45,
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MultiplyTransform = 46,
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SetViewport = 47,
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GetViewport = 48,
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SetMaterial = 49,
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GetMaterial = 50,
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SetLight = 51,
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GetLight = 52,
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LightEnable = 53,
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GetLightEnable = 54,
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SetClipPlane = 55,
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GetClipPlane = 56,
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SetRenderState = 57,
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GetRenderState = 58,
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CreateStateBlock = 59,
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BeginStateBlock = 60,
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EndStateBlock = 61,
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SetClipStatus = 62,
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GetClipStatus = 63,
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GetTexture = 64,
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SetTexture = 65,
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GetTextureStageState = 66,
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SetTextureStageState = 67,
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GetSamplerState = 68,
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SetSamplerState = 69,
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ValidateDevice = 70,
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SetPaletteEntries = 71,
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GetPaletteEntries = 72,
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SetCurrentTexturePalette = 73,
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GetCurrentTexturePalette = 74,
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SetScissorRect = 75,
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GetScissorRect = 76,
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SetSoftwareVertexProcessing = 77,
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GetSoftwareVertexProcessing = 78,
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SetNPatchMode = 79,
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GetNPatchMode = 80,
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DrawPrimitive = 81,
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DrawIndexedPrimitive = 82,
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DrawPrimitiveUP = 83,
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DrawIndexedPrimitiveUP = 84,
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ProcessVertices = 85,
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CreateVertexDeclaration = 86,
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SetVertexDeclaration = 87,
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GetVertexDeclaration = 88,
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SetFVF = 89,
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GetFVF = 90,
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CreateVertexShader = 91,
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SetVertexShader = 92,
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GetVertexShader = 93,
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SetVertexShaderConstantF = 94,
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GetVertexShaderConstantF = 95,
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SetVertexShaderConstantI = 96,
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GetVertexShaderConstantI = 97,
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SetVertexShaderConstantB = 98,
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GetVertexShaderConstantB = 99,
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SetStreamSource = 100,
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GetStreamSource = 101,
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SetStreamSourceFreq = 102,
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GetStreamSourceFreq = 103,
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SetIndices = 104,
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GetIndices = 105,
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CreatePixelShader = 106,
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SetPixelShader = 107,
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GetPixelShader = 108,
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SetPixelShaderConstantF = 109,
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GetPixelShaderConstantF = 110,
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SetPixelShaderConstantI = 111,
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GetPixelShaderConstantI = 112,
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SetPixelShaderConstantB = 113,
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GetPixelShaderConstantB = 114,
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DrawRectPatch = 115,
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DrawTriPatch = 116,
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DeletePatch = 117,
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CreateQuery = 118
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}
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}

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