/// <summary>
/// Instantiate an emulator core
/// </summary>
public IEmulator Create(ICoreInventoryParameters cip)
{
if (_useCoreLoadParameters)
{
var paramType = typeof(CoreLoadParameters <,>).MakeGenericType(new[] { SettingsType, SyncSettingsType });
// TODO: clean this up
dynamic param = Activator.CreateInstance(paramType);
param.Comm = cip.Comm;
param.Game = cip.Game;
param.Settings = (dynamic)cip.FetchSettings(Type, SettingsType);
param.SyncSettings = (dynamic)cip.FetchSyncSettings(Type, SyncSettingsType);
param.Roms = cip.Roms;
param.Discs = cip.Discs;
param.DeterministicEmulationRequested = cip.DeterministicEmulationRequested;
return((IEmulator)CTor.Invoke(new object[] { param }));
}
else
{
// cores using the old constructor parameters can only take a single rom, so assume that here
object[] o = new object[_paramMap.Count];
Bp(o, "comm", cip.Comm);
Bp(o, "game", cip.Game);
Bp(o, "rom", cip.Roms[0].RomData);
Bp(o, "file", cip.Roms[0].FileData);
Bp(o, "deterministic", cip.DeterministicEmulationRequested);
Bp(o, "settings", cip.FetchSettings(Type, SettingsType));
Bp(o, "syncsettings", cip.FetchSyncSettings(Type, SyncSettingsType));
Bp(o, "extension", cip.Roms[0].Extension);
return((IEmulator)CTor.Invoke(o));
}
}
private IEmulator CreateUsingLegacyConstructorParameters(ICoreInventoryParameters cip)
{
// cores using the old constructor parameters can only take a single rom, so assume that here
object[] o = new object[_paramMap.Count];
Bp(o, "comm", cip.Comm);
Bp(o, "game", cip.Game);
Bp(o, "rom", cip.Roms[0].RomData);
Bp(o, "file", cip.Roms[0].FileData);
Bp(o, "deterministic", cip.DeterministicEmulationRequested);
Bp(o, "settings", cip.FetchSettings(Type, SettingsType));
Bp(o, "syncsettings", cip.FetchSyncSettings(Type, SyncSettingsType));
Bp(o, "extension", cip.Roms[0].Extension);
return((IEmulator)CTor.Invoke(o));
}
private IEmulator CreateUsingCoreLoadParameters(ICoreInventoryParameters cip)
{
var paramType = typeof(CoreLoadParameters <,>).MakeGenericType(SettingsType, SyncSettingsType);
// TODO: clean this up
dynamic param = Activator.CreateInstance(paramType);
param.Comm = cip.Comm;
param.Game = cip.Game;
param.Settings = (dynamic)cip.FetchSettings(Type, SettingsType);
param.SyncSettings = (dynamic)cip.FetchSyncSettings(Type, SyncSettingsType);
param.Roms = cip.Roms;
param.Discs = cip.Discs;
param.DeterministicEmulationRequested = cip.DeterministicEmulationRequested;
return((IEmulator)CTor.Invoke(new object[] { param }));
}
/// <summary>
/// Instantiate an emulator core
/// </summary>
public IEmulator Create(ICoreInventoryParameters cip)
{
try
{
return(_useCoreLoadParameters
? CreateUsingCoreLoadParameters(cip)
: CreateUsingLegacyConstructorParameters(cip));
}
catch (TargetInvocationException e)
{
// When an exception occurs inside ConstructorInfo.Invoke,
// we always want to expose the exception the core actually threw,
// and not the implementation detail that reflected construction was used.
ExceptionDispatchInfo.Capture(e.InnerException).Throw();
throw; // Needed only for flow analysis -- CSC doesn't know that ExceptionDispatchInfo.Throw() never returns
}
}
