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QuickNES - break up into separate files

This commit is contained in:
adelikat 2015-01-16 01:38:47 +00:00
parent 45ab3a8bbd
commit e8e4c74962
10 changed files with 641 additions and 533 deletions
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40
BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
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@ -518,28 +518,28 @@
<Compile Include="Consoles\Nintendo\NES\INESPPUViewable.cs" />
<Compile Include="Consoles\Nintendo\NES\NES.cs" />
<Compile Include="Consoles\Nintendo\NES\NES.IDebuggable.cs">
<DependentUpon>NES.cs</DependentUpon>
<DependentUpon>NES.cs</DependentUpon>
</Compile>
<Compile Include="Consoles\Nintendo\NES\NES.IDriveLight.cs">
<DependentUpon>NES.cs</DependentUpon>
<DependentUpon>NES.cs</DependentUpon>
</Compile>
<Compile Include="Consoles\Nintendo\NES\NES.IInputPollable.cs">
<DependentUpon>NES.cs</DependentUpon>
<DependentUpon>NES.cs</DependentUpon>
</Compile>
<Compile Include="Consoles\Nintendo\NES\NES.IMemoryDomains.cs">
<DependentUpon>NES.cs</DependentUpon>
<DependentUpon>NES.cs</DependentUpon>
</Compile>
<Compile Include="Consoles\Nintendo\NES\NES.INESPPUViewable.cs">
<DependentUpon>NES.cs</DependentUpon>
<DependentUpon>NES.cs</DependentUpon>
</Compile>
<Compile Include="Consoles\Nintendo\NES\NES.ISaveRam.cs">
<DependentUpon>NES.cs</DependentUpon>
<DependentUpon>NES.cs</DependentUpon>
</Compile>
<Compile Include="Consoles\Nintendo\NES\NES.ISettable.cs">
<DependentUpon>NES.cs</DependentUpon>
<DependentUpon>NES.cs</DependentUpon>
</Compile>
<Compile Include="Consoles\Nintendo\NES\NES.IStatable.cs">
<DependentUpon>NES.cs</DependentUpon>
<DependentUpon>NES.cs</DependentUpon>
</Compile>
<Compile Include="Consoles\Nintendo\NES\NESControllers.cs" />
<Compile Include="Consoles\Nintendo\NES\Palettes.cs" />
@ -550,6 +550,30 @@
<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\QuickNES\QuickNES.IDebuggable.cs">
<DependentUpon>QuickNES.cs</DependentUpon>
</Compile>
<Compile Include="Consoles\Nintendo\QuickNES\QuickNES.IInputPollable.cs">
<DependentUpon>QuickNES.cs</DependentUpon>
</Compile>
<Compile Include="Consoles\Nintendo\QuickNES\QuickNES.IMemoryDomains.cs">
<DependentUpon>QuickNES.cs</DependentUpon>
</Compile>
<Compile Include="Consoles\Nintendo\QuickNES\QuickNES.INESPPUViewable.cs">
<DependentUpon>QuickNES.cs</DependentUpon>
</Compile>
<Compile Include="Consoles\Nintendo\QuickNES\QuickNES.ISaveRam.cs">
<DependentUpon>QuickNES.cs</DependentUpon>
</Compile>
<Compile Include="Consoles\Nintendo\QuickNES\QuickNES.ISettable.cs">
<DependentUpon>QuickNES.cs</DependentUpon>
</Compile>
<Compile Include="Consoles\Nintendo\QuickNES\QuickNES.IStatable.cs">
<DependentUpon>QuickNES.cs</DependentUpon>
</Compile>
<Compile Include="Consoles\Nintendo\QuickNES\QuickNES.IVideoProvider.cs">
<DependentUpon>QuickNES.cs</DependentUpon>
</Compile>
<Compile Include="Consoles\Nintendo\SNES9X\LibSnes9x.cs" />
<Compile Include="Consoles\Nintendo\SNES9X\Snes9x.cs" />
<Compile Include="Consoles\Nintendo\SNES\LibsnesApi.cs" />

41
BizHawk.Emulation.Cores/Consoles/Nintendo/QuickNES/QuickNES.IDebuggable.cs Normal file
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@ -0,0 +1,41 @@
using System;
using System.Collections.Generic;
using BizHawk.Emulation.Common;
namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
{
public partial class QuickNES : IDebuggable
{
public IDictionary<string, RegisterValue> GetCpuFlagsAndRegisters()
{
int[] regs = new int[6];
var ret = new Dictionary<string, RegisterValue>();
LibQuickNES.qn_get_cpuregs(Context, regs);
ret["A"] = (byte)regs[0];
ret["X"] = (byte)regs[1];
ret["Y"] = (byte)regs[2];
ret["SP"] = (ushort)regs[3];
ret["PC"] = (ushort)regs[4];
ret["P"] = (byte)regs[5];
return ret;
}
[FeatureNotImplemented]
public void SetCpuRegister(string register, int value)
{
throw new NotImplementedException();
}
public bool CanStep(StepType type) { return false; }
[FeatureNotImplemented]
public void Step(StepType type) { throw new NotImplementedException(); }
public IMemoryCallbackSystem MemoryCallbacks
{
[FeatureNotImplemented]
get { throw new NotImplementedException(); }
}
}
}

17
BizHawk.Emulation.Cores/Consoles/Nintendo/QuickNES/QuickNES.IInputPollable.cs Normal file
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@ -0,0 +1,17 @@
using System;
using BizHawk.Emulation.Common;
namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
{
public partial class QuickNES : IInputPollable
{
public int LagCount { get; set; }
public bool IsLagFrame { get; private set; }
public IInputCallbackSystem InputCallbacks
{
[FeatureNotImplemented]
get { throw new NotImplementedException(); }
}
}
}

61
BizHawk.Emulation.Cores/Consoles/Nintendo/QuickNES/QuickNES.IMemoryDomains.cs Normal file
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@ -0,0 +1,61 @@
using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using BizHawk.Emulation.Common;
namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
{
public partial class QuickNES
{
unsafe void InitMemoryDomains()
{
List<MemoryDomain> mm = new List<MemoryDomain>();
for (int i = 0; ; i++)
{
IntPtr data = IntPtr.Zero;
int size = 0;
bool writable = false;
IntPtr name = IntPtr.Zero;
if (!LibQuickNES.qn_get_memory_area(Context, i, ref data, ref size, ref writable, ref name))
break;
if (data != IntPtr.Zero && size > 0 && name != IntPtr.Zero)
{
mm.Add(MemoryDomain.FromIntPtr(Marshal.PtrToStringAnsi(name), size, MemoryDomain.Endian.Little, data, writable));
}
}
// add system bus
mm.Add(new MemoryDomain
(
"System Bus",
0x10000,
MemoryDomain.Endian.Unknown,
delegate(int addr)
{
if (addr < 0 || addr >= 0x10000)
{
throw new ArgumentOutOfRangeException();
}
return LibQuickNES.qn_peek_prgbus(Context, addr);
},
delegate(int addr, byte val)
{
if (addr < 0 || addr >= 0x10000)
{
throw new ArgumentOutOfRangeException();
}
LibQuickNES.qn_poke_prgbus(Context, addr, val);
}
));
_memoryDomains = new MemoryDomainList(mm, 0);
(ServiceProvider as BasicServiceProvider).Register<IMemoryDomains>(_memoryDomains);
}
private IMemoryDomains _memoryDomains;
}
}

106
BizHawk.Emulation.Cores/Consoles/Nintendo/QuickNES/QuickNES.INESPPUViewable.cs Normal file
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@ -0,0 +1,106 @@
using System;
using System.Collections.Generic;
using System.Linq;
using BizHawk.Emulation.Common;
using BizHawk.Emulation.Cores.Nintendo.NES;
using System.Runtime.InteropServices;
namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
{
public partial class QuickNES : INESPPUViewable
{
// todo: don't just call the callbacks at the end of frame; use the scanline info
private Action CB1;
private Action CB2;
public int[] GetPalette()
{
return VideoPalette;
}
private byte R2000 { get { return LibQuickNES.qn_get_reg2000(Context); } }
public bool BGBaseHigh
{
get { return (R2000 & 0x10) != 0; }
}
public bool SPBaseHigh
{
get { return (R2000 & 0x08) != 0; }
}
public bool SPTall
{
get { return (R2000 & 0x20) != 0; }
}
private byte[] ppubusbuf = new byte[0x3000];
public byte[] GetPPUBus()
{
LibQuickNES.qn_peek_ppubus(Context, ppubusbuf);
return ppubusbuf;
}
private byte[] palrambuf = new byte[0x20];
public byte[] GetPalRam()
{
Marshal.Copy(LibQuickNES.qn_get_palmem(Context), palrambuf, 0, 0x20);
return palrambuf;
}
byte[] oambuf = new byte[0x100];
public byte[] GetOam()
{
Marshal.Copy(LibQuickNES.qn_get_oammem(Context), oambuf, 0, 0x100);
return oambuf;
}
public byte PeekPPU(int addr)
{
return LibQuickNES.qn_peek_ppu(Context, addr);
}
// we don't use quicknes's MMC5 at all, so these three methods are just stubs
public byte[] GetExTiles()
{
throw new InvalidOperationException();
}
public bool ExActive
{
get { return false; }
}
public byte[] GetExRam()
{
throw new InvalidOperationException();
}
public MemoryDomain GetCHRROM()
{
return _memoryDomains["CHR VROM"];
}
public void InstallCallback1(Action cb, int sl)
{
CB1 = cb;
}
public void InstallCallback2(Action cb, int sl)
{
CB2 = cb;
}
public void RemoveCallback1()
{
CB1 = null;
}
public void RemoveCallback2()
{
CB2 = null;
}
}
}

35
BizHawk.Emulation.Cores/Consoles/Nintendo/QuickNES/QuickNES.ISaveRam.cs Normal file
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@ -0,0 +1,35 @@
using BizHawk.Emulation.Common;
namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
{
public partial class QuickNES : ISaveRam
{
public byte[] CloneSaveRam()
{
LibQuickNES.ThrowStringError(LibQuickNES.qn_battery_ram_save(Context, SaveRamBuff, SaveRamBuff.Length));
return (byte[])SaveRamBuff.Clone();
}
public void StoreSaveRam(byte[] data)
{
LibQuickNES.ThrowStringError(LibQuickNES.qn_battery_ram_load(Context, data, data.Length));
}
public bool SaveRamModified
{
get
{
return LibQuickNES.qn_has_battery_ram(Context);
}
}
private byte[] SaveRamBuff;
private void InitSaveRamBuff()
{
int size = 0;
LibQuickNES.ThrowStringError(LibQuickNES.qn_battery_ram_size(Context, ref size));
SaveRamBuff = new byte[size];
}
}
}

170
BizHawk.Emulation.Cores/Consoles/Nintendo/QuickNES/QuickNES.ISettable.cs Normal file
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@ -0,0 +1,170 @@
using System;
using System.ComponentModel;
using System.Runtime.InteropServices;
using Newtonsoft.Json;
using BizHawk.Common;
using BizHawk.Emulation.Common;
namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
{
public partial class QuickNES : ISettable<QuickNES.QuickNESSettings, QuickNES.QuickNESSyncSettings>
{
public QuickNESSettings GetSettings()
{
return _settings.Clone();
}
public QuickNESSyncSettings GetSyncSettings()
{
return _syncSettingsNext.Clone();
}
public bool PutSettings(QuickNESSettings o)
{
_settings = o;
LibQuickNES.qn_set_sprite_limit(Context, _settings.NumSprites);
RecalculateCrops();
CalculatePalette();
return false;
}
public bool PutSyncSettings(QuickNESSyncSettings o)
{
bool ret = QuickNESSyncSettings.NeedsReboot(_syncSettings, o);
_syncSettingsNext = o;
return ret;
}
private QuickNESSettings _settings;
/// <summary>
/// the syncsettings that this run of emulation is using (was passed to ctor)
/// </summary>
private QuickNESSyncSettings _syncSettings;
/// <summary>
/// the syncsettings that were requested but won't be used yet
/// </summary>
private QuickNESSyncSettings _syncSettingsNext;
public class QuickNESSettings
{
[DefaultValue(8)]
[Description("Set the number of sprites visible per line. 0 hides all sprites, 8 behaves like a normal NES, and 64 is maximum.")]
[DisplayName("Visible Sprites")]
public int NumSprites
{
get { return _NumSprites; }
set { _NumSprites = Math.Min(64, Math.Max(0, value)); }
}
[JsonIgnore]
private int _NumSprites;
[DefaultValue(false)]
[Description("Clip the left and right 8 pixels of the display, which sometimes contain nametable garbage.")]
[DisplayName("Clip Left and Right")]
public bool ClipLeftAndRight { get; set; }
[DefaultValue(true)]
[Description("Clip the top and bottom 8 pixels of the display, which sometimes contain nametable garbage.")]
[DisplayName("Clip Top and Bottom")]
public bool ClipTopAndBottom { get; set; }
[Browsable(false)]
public byte[] Palette
{
get { return _Palette; }
set
{
if (value == null)
throw new ArgumentNullException();
else if (value.Length == 64 * 8 * 3)
_Palette = value;
else
throw new ArgumentOutOfRangeException();
}
}
[JsonIgnore]
private byte[] _Palette;
public QuickNESSettings Clone()
{
var ret = (QuickNESSettings)MemberwiseClone();
ret._Palette = (byte[])_Palette.Clone();
return ret;
}
public QuickNESSettings()
{
SettingsUtil.SetDefaultValues(this);
SetDefaultColors();
}
public void SetNesHawkPalette(int[,] pal)
{
if (pal.GetLength(0) != 64 || pal.GetLength(1) != 3)
{
throw new ArgumentOutOfRangeException();
}
for (int c = 0; c < 512; c++)
{
int a = c & 63;
byte[] inp = { (byte)pal[a, 0], (byte)pal[a, 1], (byte)pal[a, 2] };
byte[] outp = new byte[3];
Nes_NTSC_Colors.Emphasis(inp, outp, c);
_Palette[c * 3] = outp[0];
_Palette[c * 3 + 1] = outp[1];
_Palette[c * 3 + 2] = outp[2];
}
}
private static byte[] GetDefaultColors()
{
IntPtr src = LibQuickNES.qn_get_default_colors();
byte[] ret = new byte[1536];
Marshal.Copy(src, ret, 0, 1536);
return ret;
}
public void SetDefaultColors()
{
_Palette = GetDefaultColors();
}
}
public class QuickNESSyncSettings
{
[DefaultValue(true)]
[DisplayName("Left Port Connected")]
[Description("Specifies whether or not the Left (Player 1) Controller is connected")]
public bool LeftPortConnected { get; set; }
[DefaultValue(false)]
[DisplayName("Right Port Connected")]
[Description("Specifies whether or not the Right (Player 2) Controller is connected")]
public bool RightPortConnected { get; set; }
public QuickNESSyncSettings()
{
SettingsUtil.SetDefaultValues(this);
}
public QuickNESSyncSettings Clone()
{
return (QuickNESSyncSettings)MemberwiseClone();
}
public static bool NeedsReboot(QuickNESSyncSettings x, QuickNESSyncSettings y)
{
// the core can handle dynamic plugging and unplugging, but that changes
// the controllerdefinition, and we're not ready for that
return !DeepEquality.DeepEquals(x, y);
}
}
}
}

81
BizHawk.Emulation.Cores/Consoles/Nintendo/QuickNES/QuickNES.IStatable.cs Normal file
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@ -0,0 +1,81 @@
using System;
using System.IO;
using BizHawk.Common.BufferExtensions;
using BizHawk.Emulation.Common;
namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
{
public partial class QuickNES : IStatable
{
public bool BinarySaveStatesPreferred { get { return true; } }
public void SaveStateText(System.IO.TextWriter writer)
{
CheckDisposed();
var temp = SaveStateBinary();
temp.SaveAsHexFast(writer);
// write extra copy of stuff we don't use
writer.WriteLine("Frame {0}", Frame);
}
public void LoadStateText(System.IO.TextReader reader)
{
CheckDisposed();
string hex = reader.ReadLine();
byte[] state = new byte[hex.Length / 2];
state.ReadFromHexFast(hex);
LoadStateBinary(new System.IO.BinaryReader(new System.IO.MemoryStream(state)));
}
public void SaveStateBinary(System.IO.BinaryWriter writer)
{
CheckDisposed();
LibQuickNES.ThrowStringError(LibQuickNES.qn_state_save(Context, SaveStateBuff, SaveStateBuff.Length));
writer.Write(SaveStateBuff.Length);
writer.Write(SaveStateBuff);
// other variables
writer.Write(IsLagFrame);
writer.Write(LagCount);
writer.Write(Frame);
}
public void LoadStateBinary(System.IO.BinaryReader reader)
{
CheckDisposed();
int len = reader.ReadInt32();
if (len != SaveStateBuff.Length)
throw new InvalidOperationException("Unexpected savestate buffer length!");
reader.Read(SaveStateBuff, 0, SaveStateBuff.Length);
LibQuickNES.ThrowStringError(LibQuickNES.qn_state_load(Context, SaveStateBuff, SaveStateBuff.Length));
// other variables
IsLagFrame = reader.ReadBoolean();
LagCount = reader.ReadInt32();
Frame = reader.ReadInt32();
}
public byte[] SaveStateBinary()
{
CheckDisposed();
var ms = new System.IO.MemoryStream(SaveStateBuff2, true);
var bw = new System.IO.BinaryWriter(ms);
SaveStateBinary(bw);
bw.Flush();
if (ms.Position != SaveStateBuff2.Length)
throw new InvalidOperationException("Unexpected savestate length!");
bw.Close();
return SaveStateBuff2;
}
private byte[] SaveStateBuff;
private byte[] SaveStateBuff2;
private void InitSaveStateBuff()
{
int size = 0;
LibQuickNES.ThrowStringError(LibQuickNES.qn_state_size(Context, ref size));
SaveStateBuff = new byte[size];
SaveStateBuff2 = new byte[size + 13];
}
}
}

59
BizHawk.Emulation.Cores/Consoles/Nintendo/QuickNES/QuickNES.IVideoProvider.cs Normal file
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@ -0,0 +1,59 @@
using BizHawk.Emulation.Common;
namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
{
public partial class QuickNES : IVideoProvider
{
public int BufferWidth { get; private set; }
public int BufferHeight { get; private set; }
public int BackgroundColor { get { return unchecked((int)0xff000000); } }
public int[] GetVideoBuffer()
{
return VideoOutput;
}
public int VirtualWidth
{
get { return (int)(BufferWidth * 1.146); }
}
public int VirtualHeight
{
get { return BufferHeight; }
}
private int[] VideoOutput = new int[256 * 240];
private int[] VideoPalette = new int[512];
private int cropleft = 0;
private int cropright = 0;
private int croptop = 0;
private int cropbottom = 0;
private void RecalculateCrops()
{
cropright = cropleft = _settings.ClipLeftAndRight ? 8 : 0;
cropbottom = croptop = _settings.ClipTopAndBottom ? 8 : 0;
BufferWidth = 256 - cropleft - cropright;
BufferHeight = 240 - croptop - cropbottom;
}
private void CalculatePalette()
{
for (int i = 0; i < 512; i++)
{
VideoPalette[i] =
_settings.Palette[i * 3] << 16 |
_settings.Palette[i * 3 + 1] << 8 |
_settings.Palette[i * 3 + 2] |
unchecked((int)0xff000000);
}
}
private void Blit()
{
LibQuickNES.qn_blit(Context, VideoOutput, VideoPalette, cropleft, croptop, cropright, cropbottom);
}
}
}

564
BizHawk.Emulation.Cores/Consoles/Nintendo/QuickNES/QuickNES.cs
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@ -23,40 +23,9 @@ namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
portedUrl: "https://github.com/kode54/QuickNES"
)]
[ServiceNotApplicable(typeof(IDriveLight))]
public class QuickNES : IEmulator, IVideoProvider, ISyncSoundProvider, ISaveRam, IInputPollable,
public partial class QuickNES : IEmulator, IVideoProvider, ISyncSoundProvider, ISaveRam, IInputPollable,
IStatable, IDebuggable, ISettable<QuickNES.QuickNESSettings, QuickNES.QuickNESSyncSettings>, Cores.Nintendo.NES.INESPPUViewable
{
#region FPU precision
private class FPCtrl : IDisposable
{
[DllImport("msvcrt.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern uint _control87(uint @new, uint mask);
public static void PrintCurrentFP()
{
uint curr = _control87(0, 0);
Console.WriteLine("Current FP word: 0x{0:x8}", curr);
}
uint cw;
public IDisposable Save()
{
cw = _control87(0, 0);
_control87(0x00000, 0x30000);
return this;
}
public void Dispose()
{
_control87(cw, 0x30000);
}
}
FPCtrl FP = new FPCtrl();
#endregion
static QuickNES()
{
LibQuickNES.qn_setup_mappers();
@ -90,8 +59,8 @@ namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
CoreComm.VsyncDen = 655171;
PutSettings((QuickNESSettings)Settings ?? new QuickNESSettings());
_SyncSettings = (QuickNESSyncSettings)SyncSettings ?? new QuickNESSyncSettings();
_SyncSettings_next = _SyncSettings.Clone();
_syncSettings = (QuickNESSyncSettings)SyncSettings ?? new QuickNESSyncSettings();
_syncSettingsNext = _syncSettings.Clone();
SetControllerDefinition();
ComputeBootGod();
@ -106,6 +75,37 @@ namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
public IEmulatorServiceProvider ServiceProvider { get; private set; }
#region FPU precision
private class FPCtrl : IDisposable
{
[DllImport("msvcrt.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern uint _control87(uint @new, uint mask);
public static void PrintCurrentFP()
{
uint curr = _control87(0, 0);
Console.WriteLine("Current FP word: 0x{0:x8}", curr);
}
uint cw;
public IDisposable Save()
{
cw = _control87(0, 0);
_control87(0x00000, 0x30000);
return this;
}
public void Dispose()
{
_control87(cw, 0x30000);
}
}
FPCtrl FP = new FPCtrl();
#endregion
#region Controller
public ControllerDefinition ControllerDefinition { get; private set; }
@ -116,9 +116,9 @@ namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
var def = new ControllerDefinition();
def.Name = "NES Controller";
def.BoolButtons.AddRange(new[] { "Reset", "Power" }); // console buttons
if (_SyncSettings.LeftPortConnected || _SyncSettings.RightPortConnected)
if (_syncSettings.LeftPortConnected || _syncSettings.RightPortConnected)
def.BoolButtons.AddRange(PadP1.Select(p => p.Name));
if (_SyncSettings.LeftPortConnected && _SyncSettings.RightPortConnected)
if (_syncSettings.LeftPortConnected && _syncSettings.RightPortConnected)
def.BoolButtons.AddRange(PadP2.Select(p => p.Name));
ControllerDefinition = def;
}
@ -165,12 +165,12 @@ namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
void SetPads(out int j1, out int j2)
{
if (_SyncSettings.LeftPortConnected)
if (_syncSettings.LeftPortConnected)
j1 = GetPad(PadP1) | unchecked((int)0xffffff00);
else
j1 = 0;
if (_SyncSettings.RightPortConnected)
j2 = GetPad(_SyncSettings.LeftPortConnected ? PadP2 : PadP1) | unchecked((int)0xffffff00);
if (_syncSettings.RightPortConnected)
j2 = GetPad(_syncSettings.LeftPortConnected ? PadP2 : PadP1) | unchecked((int)0xffffff00);
else
j2 = 0;
}
@ -206,52 +206,14 @@ namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
}
}
#region state
IntPtr Context;
public int Frame { get; private set; }
public int LagCount { get; set; }
public bool IsLagFrame { get; private set; }
#endregion
public string SystemId { get { return "NES"; } }
public bool DeterministicEmulation { get { return true; } }
public string BoardName { get; private set; }
#region saveram
byte[] SaveRamBuff;
void InitSaveRamBuff()
{
int size = 0;
LibQuickNES.ThrowStringError(LibQuickNES.qn_battery_ram_size(Context, ref size));
SaveRamBuff = new byte[size];
}
public byte[] CloneSaveRam()
{
LibQuickNES.ThrowStringError(LibQuickNES.qn_battery_ram_save(Context, SaveRamBuff, SaveRamBuff.Length));
return (byte[])SaveRamBuff.Clone();
}
public void StoreSaveRam(byte[] data)
{
LibQuickNES.ThrowStringError(LibQuickNES.qn_battery_ram_load(Context, data, data.Length));
}
public bool SaveRamModified
{
get
{
return LibQuickNES.qn_has_battery_ram(Context);
}
}
#endregion
public void ResetCounters()
{
Frame = 0;
@ -259,167 +221,12 @@ namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
LagCount = 0;
}
#region savestates
byte[] SaveStateBuff;
byte[] SaveStateBuff2;
void InitSaveStateBuff()
{
int size = 0;
LibQuickNES.ThrowStringError(LibQuickNES.qn_state_size(Context, ref size));
SaveStateBuff = new byte[size];
SaveStateBuff2 = new byte[size + 13];
}
public void SaveStateText(System.IO.TextWriter writer)
{
CheckDisposed();
var temp = SaveStateBinary();
temp.SaveAsHexFast(writer);
// write extra copy of stuff we don't use
writer.WriteLine("Frame {0}", Frame);
}
public void LoadStateText(System.IO.TextReader reader)
{
CheckDisposed();
string hex = reader.ReadLine();
byte[] state = new byte[hex.Length / 2];
state.ReadFromHexFast(hex);
LoadStateBinary(new System.IO.BinaryReader(new System.IO.MemoryStream(state)));
}
public void SaveStateBinary(System.IO.BinaryWriter writer)
{
CheckDisposed();
LibQuickNES.ThrowStringError(LibQuickNES.qn_state_save(Context, SaveStateBuff, SaveStateBuff.Length));
writer.Write(SaveStateBuff.Length);
writer.Write(SaveStateBuff);
// other variables
writer.Write(IsLagFrame);
writer.Write(LagCount);
writer.Write(Frame);
}
public void LoadStateBinary(System.IO.BinaryReader reader)
{
CheckDisposed();
int len = reader.ReadInt32();
if (len != SaveStateBuff.Length)
throw new InvalidOperationException("Unexpected savestate buffer length!");
reader.Read(SaveStateBuff, 0, SaveStateBuff.Length);
LibQuickNES.ThrowStringError(LibQuickNES.qn_state_load(Context, SaveStateBuff, SaveStateBuff.Length));
// other variables
IsLagFrame = reader.ReadBoolean();
LagCount = reader.ReadInt32();
Frame = reader.ReadInt32();
}
public byte[] SaveStateBinary()
{
CheckDisposed();
var ms = new System.IO.MemoryStream(SaveStateBuff2, true);
var bw = new System.IO.BinaryWriter(ms);
SaveStateBinary(bw);
bw.Flush();
if (ms.Position != SaveStateBuff2.Length)
throw new InvalidOperationException("Unexpected savestate length!");
bw.Close();
return SaveStateBuff2;
}
public bool BinarySaveStatesPreferred { get { return true; } }
#endregion
public CoreComm CoreComm
{
get;
private set;
}
#region debugging
unsafe void InitMemoryDomains()
{
List<MemoryDomain> mm = new List<MemoryDomain>();
for (int i = 0; ; i++)
{
IntPtr data = IntPtr.Zero;
int size = 0;
bool writable = false;
IntPtr name = IntPtr.Zero;
if (!LibQuickNES.qn_get_memory_area(Context, i, ref data, ref size, ref writable, ref name))
break;
if (data != IntPtr.Zero && size > 0 && name != IntPtr.Zero)
{
mm.Add(MemoryDomain.FromIntPtr(Marshal.PtrToStringAnsi(name), size, MemoryDomain.Endian.Little, data, writable));
}
}
// add system bus
mm.Add(new MemoryDomain
(
"System Bus",
0x10000,
MemoryDomain.Endian.Unknown,
delegate(int addr)
{
if (addr < 0 || addr >= 0x10000)
throw new ArgumentOutOfRangeException();
return LibQuickNES.qn_peek_prgbus(Context, addr);
},
delegate(int addr, byte val)
{
if (addr < 0 || addr >= 0x10000)
throw new ArgumentOutOfRangeException();
LibQuickNES.qn_poke_prgbus(Context, addr, val);
}
));
_memoryDomains = new MemoryDomainList(mm, 0);
(ServiceProvider as BasicServiceProvider).Register<IMemoryDomains>(_memoryDomains);
}
private IMemoryDomains _memoryDomains;
public IDictionary<string, RegisterValue> GetCpuFlagsAndRegisters()
{
int[] regs = new int[6];
var ret = new Dictionary<string, RegisterValue>();
LibQuickNES.qn_get_cpuregs(Context, regs);
ret["A"] = (byte)regs[0];
ret["X"] = (byte)regs[1];
ret["Y"] = (byte)regs[2];
ret["SP"] = (ushort)regs[3];
ret["PC"] = (ushort)regs[4];
ret["P"] = (byte)regs[5];
return ret;
}
[FeatureNotImplemented]
public void SetCpuRegister(string register, int value)
{
throw new NotImplementedException();
}
public bool CanStep(StepType type) { return false; }
[FeatureNotImplemented]
public void Step(StepType type) { throw new NotImplementedException(); }
public IMemoryCallbackSystem MemoryCallbacks
{
[FeatureNotImplemented]
get { throw new NotImplementedException(); }
}
#endregion
public IInputCallbackSystem InputCallbacks { [FeatureNotImplemented]get { throw new NotImplementedException(); } }
#region bootgod
public RomStatus? BootGodStatus { get; private set; }
@ -470,158 +277,6 @@ namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
#endregion
#region settings
public class QuickNESSettings
{
[DefaultValue(8)]
[Description("Set the number of sprites visible per line. 0 hides all sprites, 8 behaves like a normal NES, and 64 is maximum.")]
[DisplayName("Visible Sprites")]
public int NumSprites
{
get { return _NumSprites; }
set { _NumSprites = Math.Min(64, Math.Max(0, value)); }
}
[JsonIgnore]
private int _NumSprites;
[DefaultValue(false)]
[Description("Clip the left and right 8 pixels of the display, which sometimes contain nametable garbage.")]
[DisplayName("Clip Left and Right")]
public bool ClipLeftAndRight { get; set; }
[DefaultValue(true)]
[Description("Clip the top and bottom 8 pixels of the display, which sometimes contain nametable garbage.")]
[DisplayName("Clip Top and Bottom")]
public bool ClipTopAndBottom { get; set; }
[Browsable(false)]
public byte[] Palette
{
get { return _Palette; }
set
{
if (value == null)
throw new ArgumentNullException();
else if (value.Length == 64 * 8 * 3)
_Palette = value;
else
throw new ArgumentOutOfRangeException();
}
}
[JsonIgnore]
private byte[] _Palette;
public QuickNESSettings Clone()
{
var ret = (QuickNESSettings)MemberwiseClone();
ret._Palette = (byte[])_Palette.Clone();
return ret;
}
public QuickNESSettings()
{
SettingsUtil.SetDefaultValues(this);
SetDefaultColors();
}
public void SetNesHawkPalette(int[,] pal)
{
if (pal.GetLength(0) != 64 || pal.GetLength(1) != 3)
throw new ArgumentOutOfRangeException();
for (int c = 0; c < 512; c++)
{
int a = c & 63;
byte[] inp = { (byte)pal[a, 0], (byte)pal[a, 1], (byte)pal[a, 2] };
byte[] outp = new byte[3];
Nes_NTSC_Colors.Emphasis(inp, outp, c);
_Palette[c * 3] = outp[0];
_Palette[c * 3 + 1] = outp[1];
_Palette[c * 3 + 2] = outp[2];
}
}
static byte[] GetDefaultColors()
{
IntPtr src = LibQuickNES.qn_get_default_colors();
byte[] ret = new byte[1536];
Marshal.Copy(src, ret, 0, 1536);
return ret;
}
public void SetDefaultColors()
{
_Palette = GetDefaultColors();
}
}
public class QuickNESSyncSettings
{
[DefaultValue(true)]
[DisplayName("Left Port Connected")]
[Description("Specifies whether or not the Left (Player 1) Controller is connected")]
public bool LeftPortConnected { get; set; }
[DefaultValue(false)]
[DisplayName("Right Port Connected")]
[Description("Specifies whether or not the Right (Player 2) Controller is connected")]
public bool RightPortConnected { get; set; }
public QuickNESSyncSettings()
{
SettingsUtil.SetDefaultValues(this);
}
public QuickNESSyncSettings Clone()
{
return (QuickNESSyncSettings)MemberwiseClone();
}
public static bool NeedsReboot(QuickNESSyncSettings x, QuickNESSyncSettings y)
{
// the core can handle dynamic plugging and unplugging, but that changes
// the controllerdefinition, and we're not ready for that
return !DeepEquality.DeepEquals(x, y);
}
}
QuickNESSettings _Settings;
/// <summary>
/// the syncsettings that this run of emulation is using (was passed to ctor)
/// </summary>
QuickNESSyncSettings _SyncSettings;
/// <summary>
/// the syncsettings that were requested but won't be used yet
/// </summary>
QuickNESSyncSettings _SyncSettings_next;
public QuickNESSettings GetSettings()
{
return _Settings.Clone();
}
public QuickNESSyncSettings GetSyncSettings()
{
return _SyncSettings_next.Clone();
}
public bool PutSettings(QuickNESSettings o)
{
_Settings = o;
LibQuickNES.qn_set_sprite_limit(Context, _Settings.NumSprites);
RecalculateCrops();
CalculatePalette();
return false;
}
public bool PutSyncSettings(QuickNESSyncSettings o)
{
bool ret = QuickNESSyncSettings.NeedsReboot(_SyncSettings, o);
_SyncSettings_next = o;
return ret;
}
#endregion
public void Dispose()
{
if (Context != IntPtr.Zero)
@ -637,50 +292,6 @@ namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
throw new ObjectDisposedException(GetType().Name);
}
#region VideoProvider
int[] VideoOutput = new int[256 * 240];
int[] VideoPalette = new int[512];
int cropleft = 0;
int cropright = 0;
int croptop = 0;
int cropbottom = 0;
void RecalculateCrops()
{
cropright = cropleft = _Settings.ClipLeftAndRight ? 8 : 0;
cropbottom = croptop = _Settings.ClipTopAndBottom ? 8 : 0;
BufferWidth = 256 - cropleft - cropright;
BufferHeight = 240 - croptop - cropbottom;
}
void CalculatePalette()
{
for (int i = 0; i < 512; i++)
{
VideoPalette[i] =
_Settings.Palette[i * 3] << 16 |
_Settings.Palette[i * 3 + 1] << 8 |
_Settings.Palette[i * 3 + 2] |
unchecked((int)0xff000000);
}
}
void Blit()
{
LibQuickNES.qn_blit(Context, VideoOutput, VideoPalette, cropleft, croptop, cropright, cropbottom);
}
public int[] GetVideoBuffer() { return VideoOutput; }
public int VirtualWidth { get { return (int)(BufferWidth * 1.146); } }
public int VirtualHeight { get { return BufferHeight; } }
public int BufferWidth { get; private set; }
public int BufferHeight { get; private set; }
public int BackgroundColor { get { return unchecked((int)0xff000000); } }
#endregion
#region SoundProvider
public ISoundProvider SoundProvider { get { return null; } }
@ -726,102 +337,5 @@ namespace BizHawk.Emulation.Cores.Consoles.Nintendo.QuickNES
}
#endregion
#region INESPPUViewable
// todo: don't just call the callbacks at the end of frame; use the scanline info
Action CB1;
Action CB2;
public int[] GetPalette()
{
return VideoPalette;
}
private byte R2000 { get { return LibQuickNES.qn_get_reg2000(Context); } }
public bool BGBaseHigh
{
get { return (R2000 & 0x10) != 0; }
}
public bool SPBaseHigh
{
get { return (R2000 & 0x08) != 0; }
}
public bool SPTall
{
get { return (R2000 & 0x20) != 0; }
}
byte[] ppubusbuf = new byte[0x3000];
public byte[] GetPPUBus()
{
LibQuickNES.qn_peek_ppubus(Context, ppubusbuf);
return ppubusbuf;
}
byte[] palrambuf = new byte[0x20];
public byte[] GetPalRam()
{
Marshal.Copy(LibQuickNES.qn_get_palmem(Context), palrambuf, 0, 0x20);
return palrambuf;
}
byte[] oambuf = new byte[0x100];
public byte[] GetOam()
{
Marshal.Copy(LibQuickNES.qn_get_oammem(Context), oambuf, 0, 0x100);
return oambuf;
}
public byte PeekPPU(int addr)
{
return LibQuickNES.qn_peek_ppu(Context, addr);
}
// we don't use quicknes's MMC5 at all, so these three methods are just stubs
public byte[] GetExTiles()
{
throw new InvalidOperationException();
}
public bool ExActive
{
get { return false; }
}
public byte[] GetExRam()
{
throw new InvalidOperationException();
}
public MemoryDomain GetCHRROM()
{
return _memoryDomains["CHR VROM"];
}
public void InstallCallback1(Action cb, int sl)
{
CB1 = cb;
}
public void InstallCallback2(Action cb, int sl)
{
CB2 = cb;
}
public void RemoveCallback1()
{
CB1 = null;
}
public void RemoveCallback2()
{
CB2 = null;
}
#endregion
}
}