private void LoadSemiStaticData()
{
logicPtrVal = MemoryReader.ReadIntPtr(EngineAddr + logicOffset);
if (logicPtrVal == IntPtr.Zero)
{
throw new InconsistentDataException();
}
string logicName = RttiReader.GetMangledClassNameFromObjPtr(logicPtrVal);
switch (logicName)
{
case ".?AVLogicGame@Queen@@":
logicMode = LogicMode.Game;
break;
case ".?AVLogicDemo@Queen@@":
logicMode = LogicMode.Demo;
break;
case ".?AVLogicInterview@Queen@@":
logicMode = LogicMode.Interview;
break;
default:
throw new InvalidDataException("Unrecognized logic type");
}
}
private VideoState?ReadVmdDecoder(IntPtr decoderAddr)
{
var coktelDecoderAddr = MemoryReader.ReadIntPtr(decoderAddr + vmdAdvancedDecoderDecoderOffset);
var curFrame = MemoryReader.ReadInt32(coktelDecoderAddr + coktelDecoderCurFrameOffset);
if (curFrame <= -1)
{
return(null);
}
var state = new VideoState();
state.CurrentFrame = (uint)curFrame;
state.FrameCount = MemoryReader.ReadUInt32(coktelDecoderAddr + coktelDecoderFrameCountOffset);
state.FrameRate = ReadRational(coktelDecoderAddr + coktelDecoderFrameRateOffset);
if (RttiReader.HasBaseClass(coktelDecoderAddr, ".?AVVMDDecoder@Video@@"))
{
var streamPtrVal = MemoryReader.ReadIntPtr(coktelDecoderAddr + vmdDecoderStreamOffset);
state.FileName = ReadFileName(streamPtrVal);
}
return(state);
}
public VideoState?ReadDecoder(IntPtr decoderAddr)
{
if (decoderAddr == IntPtr.Zero)
{
return(null);
}
if (RttiReader.HasBaseClass(decoderAddr, ".?AVSmackerDecoder@Video@@"))
{
return(ReadSmkDecoder(decoderAddr));
}
if (RttiReader.HasBaseClass(decoderAddr, ".?AVAVIDecoder@Video@@"))
{
return(ReadAviDecoder(decoderAddr));
}
if (RttiReader.HasBaseClass(decoderAddr, ".?AVAdvancedVMDDecoder@Video@@"))
{
return(ReadVmdDecoder(decoderAddr));
}
throw new NotSupportedException("No support for the decoder");
}
internal UnknownEngineAccessor(ScummVMConnector connector, IntPtr engineAddr) : base(connector, engineAddr)
{
string mangledName = RttiReader.GetMangledClassNameFromObjPtr(engineAddr);
Debug.WriteLine($"Unknown engine class name \"{mangledName}\"");
}
