Managed InputProcessing.cs

ogamespec · Aug 24, 2023 · 631fe33 · 631fe33
1 parent d2a7506
commit 631fe33
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Showing 3 changed files with 89 additions and 3 deletions.
diff --git a/Breaknes/Breaknes/Breaknes.csproj b/Breaknes/Breaknes/Breaknes.csproj
@@ -18,6 +18,7 @@
   <ItemGroup>
     <PackageReference Include="Be.Windows.Forms.HexBox.Net5" Version="1.8.0" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
+    <PackageReference Include="SharpDX.DirectInput" Version="4.2.0" />
   </ItemGroup>
 
   <ItemGroup>

diff --git a/Breaknes/Breaknes/FormMain.cs b/Breaknes/Breaknes/FormMain.cs
@@ -10,9 +10,10 @@ public partial class FormMain : Form
 		static extern bool AllocConsole();
 
 		private BoardControl board = new();
-		private VideoRender vid_out = null;
-		private AudioRender snd_out = null;
-		private string original_title;
+		private VideoRender? vid_out = null;
+		private AudioRender? snd_out = null;
+		private InputProcessor? input = null;
+		private string original_title = "";
 		private List<FormDebugger> debuggers = new();
 
 		public FormMain()
@@ -74,6 +75,7 @@ private void loadROMDumpToolStripMenuItem_Click(object sender, EventArgs e)
 				vid_out = new(OnRenderField, settings.DumpVideo, settings.DumpVideoDir, rom_name);
 				vid_out.SetOutputPictureBox(pictureBox1);
 				snd_out = new(Handle, settings.DumpAudio, settings.DumpAudioDir, rom_name, settings.IIR, settings.CutoffFrequency);
+				input = new InputProcessor();
 				board.Paused = debuggers.Count != 0;
 
 				foreach (var inst in debuggers)
@@ -125,6 +127,11 @@ private void Debugger_FormClosed(object? sender, FormClosedEventArgs e)
 
 		private void OnRenderField()
 		{
+			if (input != null)
+			{
+				input.PollDevices();
+			}
+
 			foreach (var inst in debuggers)
 			{
 				inst.UpdateOnRenderField();

diff --git a/Breaknes/Breaknes/InputProcessing.cs b/Breaknes/Breaknes/InputProcessing.cs
@@ -0,0 +1,78 @@
+using SharpDX.DirectInput;
+
+// Demo:
+// https://github.com/sharpdx/SharpDX-Samples/blob/master/Desktop/DirectInput/JoystickApp/Program.cs
+
+namespace Breaknes
+{
+
+	public class InputProcessor
+	{
+		Keyboard? keyboard = null;
+		Joystick? joystick = null;
+
+		public InputProcessor()
+		{
+			var directInput = new DirectInput();
+
+			// Find keyboard
+			keyboard = new Keyboard(directInput);
+			keyboard.Properties.BufferSize = 128;
+			keyboard.Acquire();
+
+			// Find a Joystick Guid
+			var joystickGuid = Guid.Empty;
+
+			foreach (var deviceInstance in directInput.GetDevices(DeviceType.Gamepad, DeviceEnumerationFlags.AllDevices))
+				joystickGuid = deviceInstance.InstanceGuid;
+
+			// If Gamepad not found, look for a Joystick
+			if (joystickGuid == Guid.Empty)
+				foreach (var deviceInstance in directInput.GetDevices(DeviceType.Joystick, DeviceEnumerationFlags.AllDevices))
+					joystickGuid = deviceInstance.InstanceGuid;
+
+			// If Joystick not found, throws an error
+			if (joystickGuid == Guid.Empty)
+			{
+				return;
+			}
+
+			// Instantiate the joystick
+			joystick = new Joystick(directInput, joystickGuid);
+
+			Console.WriteLine("Found Joystick/Gamepad with GUID: {0}", joystickGuid);
+
+			// Query all suported ForceFeedback effects
+			var allEffects = joystick.GetEffects();
+			foreach (var effectInfo in allEffects)
+				Console.WriteLine("Effect available {0}", effectInfo.Name);
+
+			// Set BufferSize in order to use buffered data.
+			joystick.Properties.BufferSize = 128;
+
+			// Acquire the joystick
+			joystick.Acquire();
+		}
+
+		public void PollDevices()
+		{
+			if (keyboard != null)
+			{
+				keyboard.Poll();
+				var datas = keyboard.GetBufferedData();
+				foreach (var state in datas)
+					Console.WriteLine(state);
+			}
+
+			if (joystick != null)
+			{
+				joystick.Poll();
+				var datas = joystick.GetBufferedData();
+				foreach (var state in datas)
+					Console.WriteLine(state);
+			}
+		}
+
+	}
+
+}