snes9x rough-in

BizHawk.Client.Common/RomLoader.cs

@@ -305,6 +305,7 @@ namespace BizHawk.Client.Common
 						switch (game.System)
 						{
 							case "SNES":
+								if (true)
 								{
 									// need to get rid of this hack at some point
 									((CoreFileProvider)nextComm.CoreFileProvider).SubfileDirectory = Path.GetDirectoryName(path.Replace("|", String.Empty)); // Dirty hack to get around archive filenames (since we are just getting the directory path, it is safe to mangle the filename
@@ -314,6 +315,11 @@ namespace BizHawk.Client.Common
 									var xmlData = isXml ? rom.FileData : null;
 									snes.Load(game, romData, Deterministic, xmlData);
 								}
+								else
+								{
+									var snes = new Emulation.Cores.Nintendo.SNES9X.Snes9x(nextComm, rom.FileData);
+									nextEmulator = snes;
+								}
 
 								break;
 							case "SMS":

BizHawk.Client.EmuHawk/MainForm.cs

@@ -1507,6 +1507,9 @@ namespace BizHawk.Client.EmuHawk
 					break;
 				case "SNES":
 				case "SGB":
+					// TODO: fix SNES9x here
+					if (Global.Emulator is LibsnesCore)
+					{
 						if ((Global.Emulator as LibsnesCore).IsSGB)
 						{
 							SNESSubMenu.Text = "&SGB";
@@ -1516,6 +1519,11 @@ namespace BizHawk.Client.EmuHawk
 							SNESSubMenu.Text = "&SNES";
 						}
 						SNESSubMenu.Visible = true;
+					}
+					else
+					{
+						SNESSubMenu.Visible = false;
+					}
 					break;
 				case "Coleco":
 					ColecoSubMenu.Visible = true;

BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj

@@ -433,6 +433,8 @@
     <Compile Include="Consoles\Nintendo\QuickNES\LibQuickNES.cs" />
     <Compile Include="Consoles\Nintendo\QuickNES\Nes_NTSC_Colors.cs" />
     <Compile Include="Consoles\Nintendo\QuickNES\QuickNES.cs" />
+    <Compile Include="Consoles\Nintendo\SNES9X\LibSnes9x.cs" />
+    <Compile Include="Consoles\Nintendo\SNES9X\Snes9x.cs" />
     <Compile Include="Consoles\Nintendo\SNES\LibsnesApi.cs" />
     <Compile Include="Consoles\Nintendo\SNES\LibsnesApi_BRK.cs" />
     <Compile Include="Consoles\Nintendo\SNES\LibsnesApi_CMD.cs" />

BizHawk.Emulation.Cores/Consoles/Nintendo/SNES9X/LibSnes9x.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Runtime.InteropServices;
+
+namespace BizHawk.Emulation.Cores.Nintendo.SNES9X
+{
+	public class LibSnes9x
+	{
+		const string DllName = "libbizsnes.dll";
+		const CallingConvention CC = CallingConvention.Cdecl;
+
+		[DllImport(DllName, CallingConvention = CC)]
+		public static extern bool debug_init(byte[] data, int length);
+
+		[DllImport(DllName, CallingConvention = CC)]
+		public static extern void debug_advance(int[] data);
+	}
+}

BizHawk.Emulation.Cores/Consoles/Nintendo/SNES9X/Snes9x.cs

@@ -0,0 +1,196 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+using BizHawk.Common;
+using BizHawk.Common.BufferExtensions;
+using BizHawk.Emulation.Common;
+
+namespace BizHawk.Emulation.Cores.Nintendo.SNES9X
+{
+	[CoreAttributes("Snes9x", "FIXME", true, false, "5e0319ab3ef9611250efb18255186d0dc0d7e125", "https://github.com/snes9xgit/snes9x")]
+	public class Snes9x : IEmulator, IVideoProvider, ISyncSoundProvider
+	{
+		#region controller
+
+		public ControllerDefinition ControllerDefinition
+		{
+			get { return NullEmulator.NullController; }
+		}
+
+		public IController Controller { get; set; }
+
+		#endregion
+
+		public void Dispose()
+		{
+		}
+
+		public Snes9x(CoreComm NextComm, byte[] rom)
+		{
+			if (!LibSnes9x.debug_init(rom, rom.Length))
+				throw new Exception();
+
+			CoreComm = NextComm;
+		}
+
+		public void FrameAdvance(bool render, bool rendersound = true)
+		{
+			Frame++;
+
+			LibSnes9x.debug_advance(_vbuff);
+
+			if (IsLagFrame)
+				LagCount++;
+		}
+
+		public int Frame { get; private set; }
+		public int LagCount { get; set; }
+		public bool IsLagFrame { get { return true; } }
+
+		public void ResetCounters()
+		{
+			Frame = 0;
+			LagCount = 0;
+		}
+
+		public string SystemId { get { return "SNES"; } }
+		public bool DeterministicEmulation { get { return true; } }
+		public string BoardName { get { return null; } }
+		public CoreComm CoreComm { get; private set; }
+
+		#region saveram
+
+		public byte[] ReadSaveRam()
+		{
+			return new byte[0];
+		}
+
+		public void StoreSaveRam(byte[] data)
+		{
+		}
+
+		public void ClearSaveRam()
+		{
+		}
+
+		public bool SaveRamModified
+		{
+			get
+			{
+				return false;
+			}
+			set
+			{
+				throw new NotImplementedException();
+			}
+		}
+
+		#endregion
+
+		#region savestates
+
+		public void SaveStateText(System.IO.TextWriter writer)
+		{
+		}
+
+		public void LoadStateText(System.IO.TextReader reader)
+		{
+		}
+
+		public void SaveStateBinary(System.IO.BinaryWriter writer)
+		{
+		}
+
+		public void LoadStateBinary(System.IO.BinaryReader reader)
+		{
+		}
+
+		public byte[] SaveStateBinary()
+		{
+			return new byte[0];
+		}
+
+		public bool BinarySaveStatesPreferred { get { return true; } }
+
+		#endregion
+
+		#region debugging
+
+		public MemoryDomainList MemoryDomains
+		{
+			get { throw new NotImplementedException(); }
+		}
+
+		public Dictionary<string, int> GetCpuFlagsAndRegisters()
+		{
+			throw new NotImplementedException();
+		}
+
+		public void SetCpuRegister(string register, int value)
+		{
+			throw new NotImplementedException();
+		}
+
+		#endregion
+
+		#region settings
+
+		public object GetSettings()
+		{
+			return null;
+		}
+
+		public object GetSyncSettings()
+		{
+			return null;
+		}
+
+		public bool PutSettings(object o)
+		{
+			return false;
+		}
+
+		public bool PutSyncSettings(object o)
+		{
+			return false;
+		}
+
+		#endregion
+
+		#region IVideoProvider
+
+		private int[] _vbuff = new int[512 * 480];
+		public IVideoProvider VideoProvider { get { return this; } }
+		public int[] GetVideoBuffer() { return _vbuff; }
+		public int VirtualWidth
+		{ get { return BufferWidth; } }
+		public int VirtualHeight { get { return BufferHeight; } }
+		public int BufferWidth { get { return 256; } }
+		public int BufferHeight { get { return 224; } }
+		public int BackgroundColor { get { return unchecked((int)0xff000000); } }
+
+		#endregion
+
+		#region ISyncSoundProvider
+
+		private short[] _sbuff = new short[2048];
+		public ISoundProvider SoundProvider { get { return null; } }
+		public ISyncSoundProvider SyncSoundProvider { get { return this; } }
+		public bool StartAsyncSound() { return false; }
+		public void EndAsyncSound() { }
+
+		public void GetSamples(out short[] samples, out int nsamp)
+		{
+			samples = _sbuff;
+			nsamp = 735;
+		}
+
+		public void DiscardSamples()
+		{
+		}
+
+		#endregion
+	}
+}