62 lines
1.4 KiB
C#
62 lines
1.4 KiB
C#
using System.Collections.Generic;
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using System.IO;
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using System.Threading;
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using System.IO.Pipes;
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using SlimDX.DirectInput;
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// this is not a very safe or pretty protocol, I'm not proud of it
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namespace BizHawk.Client.EmuHawk
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{
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public static class IPCKeyInput
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{
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public static void Initialize()
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{
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var t = new Thread(IPCThread) { IsBackground = true };
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t.Start();
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}
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private static readonly List<KeyEvent> PendingEventList = new List<KeyEvent>();
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private static readonly List<KeyEvent> EventList = new List<KeyEvent>();
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static void IPCThread()
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{
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string pipeName = $"bizhawk-pid-{System.Diagnostics.Process.GetCurrentProcess().Id}-IPCKeyInput";
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for (; ; )
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{
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using var pipe = new NamedPipeServerStream(pipeName, PipeDirection.In, 1, PipeTransmissionMode.Byte, PipeOptions.Asynchronous, 1024, 1024);
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try
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{
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pipe.WaitForConnection();
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BinaryReader br = new BinaryReader(pipe);
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for (; ; )
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{
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int e = br.ReadInt32();
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bool pressed = (e & 0x80000000) != 0;
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lock (PendingEventList)
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PendingEventList.Add(new KeyEvent { Key = KeyInput.KeyEnumMap[(Key)(e & 0x7FFFFFFF)], Pressed = pressed });
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}
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}
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catch { }
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}
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}
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public static IEnumerable<KeyEvent> Update()
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{
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EventList.Clear();
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lock (PendingEventList)
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{
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EventList.AddRange(PendingEventList);
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PendingEventList.Clear();
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}
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return EventList;
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}
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}
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}
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