protected T DoInit <T>(GameInfo game, byte[] rom, Disc[] discs, string wbxFilename, string extension, bool deterministic,
IDictionary <string, FirmwareID> firmwares = null)
where T : LibNymaCore
{
_settingsQueryDelegate = SettingsQuery;
_cdTocCallback = CDTOCCallback;
_cdSectorCallback = CDSectorCallback;
var filesToRemove = new List <string>();
var firmwareDelegate = new LibNymaCore.FrontendFirmwareNotify((name) =>
{
if (firmwares != null && firmwares.TryGetValue(name, out var id))
{
var data = CoreComm.CoreFileProvider.GetFirmwareOrThrow(id, "Firmware files are usually required and may stop your game from loading");
_exe.AddReadonlyFile(data, name);
filesToRemove.Add(name);
}
else
{
throw new InvalidOperationException($"Core asked for firmware `{name}`, but that was not understood by the system");
}
});
var t = PreInit <T>(new WaterboxOptions
{
Filename = wbxFilename,
// WaterboxHost only saves parts of memory that have changed, so not much to be gained by making these precisely sized
SbrkHeapSizeKB = 1024 * 16,
SealedHeapSizeKB = 1024 * 48,
InvisibleHeapSizeKB = 1024 * 48,
PlainHeapSizeKB = 1024 * 48,
MmapHeapSizeKB = 1024 * 48,
SkipCoreConsistencyCheck = CoreComm.CorePreferences.HasFlag(CoreComm.CorePreferencesFlags.WaterboxCoreConsistencyCheck),
SkipMemoryConsistencyCheck = CoreComm.CorePreferences.HasFlag(CoreComm.CorePreferencesFlags.WaterboxMemoryConsistencyCheck),
}, new Delegate[] { _settingsQueryDelegate, _cdTocCallback, _cdSectorCallback, firmwareDelegate });
_nyma = t;
using (_exe.EnterExit())
{
_nyma.PreInit();
_nyma.SetFrontendFirmwareNotify(firmwareDelegate);
var portData = GetInputPortsData();
InitAllSettingsInfo(portData);
_nyma.SetFrontendSettingQuery(_settingsQueryDelegate);
if (discs?.Length > 0)
{
_disks = discs;
_diskReaders = _disks.Select(d => new DiscSectorReader(d)
{
Policy = _diskPolicy
}).ToArray();
_nyma.SetCDCallbacks(_cdTocCallback, _cdSectorCallback);
var didInit = _nyma.InitCd(_disks.Length);
if (!didInit)
{
throw new InvalidOperationException("Core rejected the CDs!");
}
}
else
{
var fn = game.FilesystemSafeName();
_exe.AddReadonlyFile(rom, fn);
var didInit = _nyma.InitRom(new LibNymaCore.InitData
{
// TODO: Set these as some cores need them
FileNameBase = "",
FileNameExt = extension.Trim('.').ToLowerInvariant(),
FileNameFull = fn
});
if (!didInit)
{
throw new InvalidOperationException("Core rejected the rom!");
}
_exe.RemoveReadonlyFile(fn);
}
foreach (var s in filesToRemove)
{
_exe.RemoveReadonlyFile(s);
}
// any later attempts to request a firmware will crash
_nyma.SetFrontendFirmwareNotify(null);
var info = *_nyma.GetSystemInfo();
_videoBuffer = new int[Math.Max(info.MaxWidth * info.MaxHeight, info.LcmWidth * info.LcmHeight)];
BufferWidth = info.NominalWidth;
BufferHeight = info.NominalHeight;
_mdfnNominalWidth = info.NominalWidth;
_mdfnNominalHeight = info.NominalHeight;
switch (info.VideoSystem)
{
// TODO: There seriously isn't any region besides these?
case LibNymaCore.VideoSystem.PAL:
case LibNymaCore.VideoSystem.SECAM:
Region = DisplayType.PAL;
break;
case LibNymaCore.VideoSystem.PAL_M:
Region = DisplayType.Dendy; // sort of...
break;
default:
Region = DisplayType.NTSC;
break;
}
VsyncNumerator = info.FpsFixed;
VsyncDenominator = 1 << 24;
_soundBuffer = new short[22050 * 2];
InitControls(portData, discs?.Length > 0, ref info);
PostInit();
SettingsInfo.LayerNames = GetLayerData();
_settings.Normalize(SettingsInfo);
_syncSettings.Normalize(SettingsInfo);
_nyma.SetFrontendSettingQuery(_settingsQueryDelegate);
if (_disks != null)
{
_nyma.SetCDCallbacks(_cdTocCallback, _cdSectorCallback);
}
PutSettings(_settings);
DateTime RtcStart = DateTime.Parse("2010-01-01");
try
{
RtcStart = DateTime.Parse(SettingsQuery("nyma.rtcinitialtime"));
}
catch
{
Console.Error.WriteLine($"Couldn't parse DateTime \"{SettingsQuery("nyma.rtcinitialtime")}\"");
}
// Don't optimistically set deterministic, as some cores like faust can change this
DeterministicEmulation = deterministic; // || SettingsQuery("nyma.rtcrealtime") == "0";
InitializeRtc(RtcStart);
_frameThreadPtr = _nyma.GetFrameThreadProc();
if (_frameThreadPtr != IntPtr.Zero)
{
// This will probably be fine, right? TODO: Revisit
// if (deterministic)
// throw new InvalidOperationException("Internal error: Core set a frame thread proc in deterministic mode");
Console.WriteLine($"Setting up waterbox thread for {_frameThreadPtr}");
_frameThreadStart = CallingConventionAdapters.GetWaterboxUnsafeUnwrapped().GetDelegateForFunctionPointer <Action>(_frameThreadPtr);
}
}
return(t);
}
