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PCE: fix noticeable LOH thrashing when rewinding with big savestates (arcade card)

This commit is contained in:
goyuken 2014-01-29 04:31:23 +00:00
parent 42eca164cb
commit c18f1af150
1 changed files with 10 additions and 6 deletions
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16
BizHawk.Emulation.Cores/Consoles/PC Engine/PCEngine.cs
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@ -233,6 +233,7 @@ namespace BizHawk.Emulation.Cores.PCEngine
Cpu.ResetPC();
SetupMemoryDomains();
SetupStateBuff();
}
int _lagcount = 0;
@ -523,7 +524,8 @@ namespace BizHawk.Emulation.Cores.PCEngine
}
}
public byte[] SaveStateBinary()
byte[] SaveStateBinaryBuff;
void SetupStateBuff()
{
int buflen = 75908;
if (SuperGrafx) buflen += 90700;
@ -533,15 +535,17 @@ namespace BizHawk.Emulation.Cores.PCEngine
if (TurboCD) buflen += 0x20000 + 2165;
if (ArcadeCard) buflen += 42;
if (ArcadeCard && !ArcadeCardRewindHack) buflen += 0x200000;
//Console.WriteLine("LENGTH1 " + buflen);
SaveStateBinaryBuff = new byte[buflen];
Console.WriteLine("PCE: Internal savestate buff of {0} allocated", buflen);
}
var buf = new byte[buflen];
var stream = new MemoryStream(buf);
public byte[] SaveStateBinary()
{
var stream = new MemoryStream(SaveStateBinaryBuff);
var writer = new BinaryWriter(stream);
SaveStateBinary(writer);
//Console.WriteLine("LENGTH2 " + stream.Position);
writer.Close();
return buf;
return SaveStateBinaryBuff;
}
public bool BinarySaveStatesPreferred { get { return false; } }