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MelonDS: IStatable (and add forgotten file MelonDS_InputPollable.cs)

This commit is contained in:
SuuperW 2019-10-17 11:04:44 -05:00
parent d184c8c2d4
commit dd993b3c37
3 changed files with 94 additions and 0 deletions
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1
BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
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@ -988,6 +988,7 @@
<Compile Include="Consoles\Nintendo\N64\NativeApi\mupen64plusVideoApi.cs" />
<Compile Include="Consoles\Nintendo\NDS\MelonDS.cs" />
<Compile Include="Consoles\Nintendo\NDS\MelonDS_InputPollable.cs" />
<Compile Include="Consoles\Nintendo\NDS\MelonDS_Statable.cs" />
<Compile Include="Consoles\Nintendo\NDS\MelonDS_VideoProvider.cs" />
<Compile Include="Consoles\Nintendo\NES\APU.cs" />
<Compile Include="Consoles\Nintendo\NES\Boards\AVE-NINA.cs" />

25
BizHawk.Emulation.Cores/Consoles/Nintendo/NDS/MelonDS_InputPollable.cs Normal file
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@ -0,0 +1,25 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Runtime.InteropServices;
using BizHawk.Emulation.Common;
namespace BizHawk.Emulation.Cores.Consoles.Nintendo.NDS
{
partial class MelonDS : IInputPollable
{
public int LagCount { get => GetLagFrameCount(); set => throw new NotImplementedException(); }
public bool IsLagFrame { get => _IsLagFrame(); set => throw new NotImplementedException(); }
public IInputCallbackSystem InputCallbacks => throw new NotImplementedException();
[DllImport(dllPath, EntryPoint = "IsLagFrame")]
private static extern bool _IsLagFrame();
[DllImport(dllPath)]
private static extern int GetLagFrameCount();
}
}

68
BizHawk.Emulation.Cores/Consoles/Nintendo/NDS/MelonDS_Statable.cs Normal file
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Runtime.InteropServices;
using BizHawk.Emulation.Common;
using System.IO;
namespace BizHawk.Emulation.Cores.Consoles.Nintendo.NDS
{
unsafe partial class MelonDS : IStatable
{
public bool BinarySaveStatesPreferred => true;
public void LoadStateBinary(BinaryReader reader)
{
MemoryStream mStream = new MemoryStream();
reader.BaseStream.CopyTo(mStream);
LoadStateByteArray(mStream.GetBuffer(), (int)mStream.Length);
}
public void LoadStateText(TextReader reader)
{
string str = reader.ReadToEnd();
LoadStateByteArray(Convert.FromBase64String(str));
}
private void LoadStateByteArray(byte[] data, int length = -1)
{
if (length == -1) length = data.Length;
fixed (byte* ptr = data)
{
UseSavestate(ptr, length);
}
}
public byte[] SaveStateBinary()
{
int len = GetSavestateSize();
byte[] ret = new byte[len];
fixed (byte* ptr = ret)
{
GetSavestateData(ptr, len);
}
return ret;
}
public void SaveStateBinary(BinaryWriter writer)
{
byte[] data = SaveStateBinary();
writer.Write(data);
}
public void SaveStateText(TextWriter writer)
{
string str = Convert.ToBase64String(SaveStateBinary());
writer.Write(str);
}
[DllImport(dllPath)]
private static extern void UseSavestate(byte* data, int len);
[DllImport(dllPath)]
private static extern int GetSavestateSize();
[DllImport(dllPath)]
private static extern void GetSavestateData(byte* data, int size);
}
}