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psx - add lag frame boilerplate junk from wonderswan, should fix movie states and stuff

This commit is contained in:
zeromus 2014-12-13 08:44:39 +00:00
parent 909144857c
commit ecb94a1ce9
1 changed files with 21 additions and 1 deletions
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22
BizHawk.Emulation.Cores/Consoles/Sony/PSX/Octoshock.cs
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@ -519,6 +519,7 @@ namespace BizHawk.Emulation.Cores.Sony.PSX
}
byte[] savebuff;
byte[] savebuff2;
void StudySaveBufferSize()
{
@ -526,6 +527,7 @@ namespace BizHawk.Emulation.Cores.Sony.PSX
transaction.transaction = OctoshockDll.eShockStateTransaction.BinarySize;
int size = OctoshockDll.shock_StateTransaction(psx, ref transaction);
savebuff = new byte[size];
savebuff2 = new byte[savebuff.Length + 13];
}
public void SaveStateBinary(BinaryWriter writer)
@ -544,6 +546,11 @@ namespace BizHawk.Emulation.Cores.Sony.PSX
throw new InvalidOperationException("eShockStateTransaction.BinarySave returned error!");
writer.Write(savebuff.Length);
writer.Write(savebuff);
// other variables
writer.Write(IsLagFrame);
writer.Write(LagCount);
writer.Write(Frame);
}
}
@ -565,12 +572,25 @@ namespace BizHawk.Emulation.Cores.Sony.PSX
int ret = OctoshockDll.shock_StateTransaction(psx, ref transaction);
if (ret != OctoshockDll.SHOCK_OK)
throw new InvalidOperationException("eShockStateTransaction.BinaryLoad returned error!");
// other variables
IsLagFrame = reader.ReadBoolean();
LagCount = reader.ReadInt32();
Frame = reader.ReadInt32();
}
}
public byte[] SaveStateBinary()
{
return savebuff;
//this are objectionable shenanigans, but theyre required to get the extra info in the stream. we need a better approach.
var ms = new MemoryStream(savebuff2, true);
var bw = new BinaryWriter(ms);
SaveStateBinary(bw);
bw.Flush();
if (ms.Position != savebuff2.Length)
throw new InvalidOperationException();
ms.Close();
return savebuff2;
}
public bool BinarySaveStatesPreferred