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SMS - implement lag counter & add to savestates

This commit is contained in:
andres.delikat 2011-05-01 14:15:49 +00:00
parent 8a924c5bd0
commit 3efd98e887
2 changed files with 14 additions and 2 deletions
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2
BizHawk.Emulation/Consoles/Sega/SMS/Input.cs
View File

@ -95,6 +95,7 @@
private byte ReadControls1()
{
lagged = false;
byte value = 0xFF;
if (Controller["P1 Up"]) value &= 0xFE;
@ -112,6 +113,7 @@
private byte ReadControls2()
{
lagged = false;
byte value = 0xFF;
if (Controller["P2 Left"]) value &= 0xFE;

14
BizHawk.Emulation/Consoles/Sega/SMS/SMS.cs
View File

@ -44,8 +44,10 @@ namespace BizHawk.Emulation.Consoles.Sega
public bool IsGameGear = false;
public bool HasYM2413 = false;
private int _lagcount = 0;
private bool lagged = true;
public int Frame { get; set; }
public int LagCount { get { return -1; } set { return; } } //TODO: implement this
public int LagCount { get { return _lagcount; } set { _lagcount = value; } } //TODO: implement this
private byte Port01 = 0xFF;
private byte Port02 = 0xFF;
private byte Port3E = 0xAF;
@ -167,6 +169,7 @@ namespace BizHawk.Emulation.Consoles.Sega
public void FrameAdvance(bool render)
{
lagged = true;
Controller.UpdateControls(Frame++);
PSG.BeginFrame(Cpu.TotalExecutedCycles);
@ -175,6 +178,8 @@ namespace BizHawk.Emulation.Consoles.Sega
Vdp.ExecFrame(render);
PSG.EndFrame(Cpu.TotalExecutedCycles);
if (lagged)
_lagcount++;
}
public void SaveStateText(TextWriter writer)
@ -185,6 +190,7 @@ namespace BizHawk.Emulation.Consoles.Sega
Vdp.SaveStateText(writer);
writer.WriteLine("Frame {0}", Frame);
writer.WriteLine("Lag {0}", _lagcount);
writer.WriteLine("Bank0 {0}", RomBank0);
writer.WriteLine("Bank1 {0}", RomBank1);
writer.WriteLine("Bank2 {0}", RomBank2);
@ -223,6 +229,8 @@ namespace BizHawk.Emulation.Consoles.Sega
RomBank2 = byte.Parse(args[1]);
else if (args[0] == "Frame")
Frame = int.Parse(args[1]);
else if (args[0] == "Lag")
_lagcount = int.Parse(args[1]);
else if (args[0] == "RAM")
SystemRam.ReadFromHex(args[1]);
else if (args[0] == "SaveRAM")
@ -234,7 +242,7 @@ namespace BizHawk.Emulation.Consoles.Sega
{
byte[] regs = new byte[YM2413.opll.reg.Length];
regs.ReadFromHex(args[1]);
for (byte i=0; i<regs.Length; i++)
for (byte i = 0; i < regs.Length; i++)
YM2413.Write(i, regs[i]);
}
else if (args[0] == "Port01")
@ -271,6 +279,7 @@ namespace BizHawk.Emulation.Consoles.Sega
Vdp.SaveStateBinary(writer);
writer.Write(Frame);
writer.Write(_lagcount);
writer.Write(RomBank0);
writer.Write(RomBank1);
writer.Write(RomBank2);
@ -289,6 +298,7 @@ namespace BizHawk.Emulation.Consoles.Sega
Vdp.LoadStateBinary(reader);
Frame = reader.ReadInt32();
_lagcount = reader.ReadInt32();
RomBank0 = reader.ReadByte();
RomBank1 = reader.ReadByte();
RomBank2 = reader.ReadByte();