public static void SkipUnknownChunk(Stream stream, WMOChunkId chunkID, int chunkSize)
{
// Debug.Log("Missing chunk ID : " + chunkID);
stream.Seek(chunkSize, SeekOrigin.Current);
}
private static void ParseWMO_Root(uint FileDataId, CASCHandler CascHandler)
{
long StreamPos = 0;
using (var stream = CascHandler.OpenFile(FileDataId))
using (BinaryReader reader = new BinaryReader(stream))
{
while (StreamPos < stream.Length)
{
stream.Position = StreamPos;
WMOChunkId chunkID = (WMOChunkId)reader.ReadInt32();
int chunkSize = reader.ReadInt32();
StreamPos = stream.Position + chunkSize;
switch (chunkID)
{
case WMOChunkId.MVER:
ReadMVER(reader); // root file version
break;
case WMOChunkId.MOHD:
ReadMOHD(reader); // root file header
break;
case WMOChunkId.MOMT:
ReadMOMT(reader, chunkSize, CascHandler); // materials
break;
case WMOChunkId.MOUV:
ReadMOUV(reader); // texture animation // optional
break;
case WMOChunkId.MOGN:
ReadMOGN(reader, chunkSize); // list of group names
break;
case WMOChunkId.MOGI:
ReadMOGI(reader); // Group information for WMO groups
break;
case WMOChunkId.MOSB:
ReadMOSB(reader, chunkSize); // Skybox model filename
break;
case WMOChunkId.MOPV:
ReadMOPV(reader, chunkSize); // Portal vertices
break;
case WMOChunkId.MOPT:
ReadMOPT(reader); // Portal information
break;
case WMOChunkId.MOPR:
ReadMOPR(reader, chunkSize); // Portal references from groups
break;
case WMOChunkId.MOVV:
ReadMOVV(reader, chunkSize); // Visible block vertices
break;
case WMOChunkId.MOVB:
ReadMOVB(reader, chunkSize); // Visible block list
break;
case WMOChunkId.MOLT:
ReadMOLT(reader); // Lighting information.
break;
case WMOChunkId.MODS:
ReadMODS(reader, chunkSize); // This chunk defines doodad sets.
break;
case WMOChunkId.MODN:
ReadMODN(reader, chunkSize); //List of filenames for M2
break;
case WMOChunkId.MODD:
ReadMODD(reader, chunkSize); // Information for doodad instances.
break;
case WMOChunkId.MFOG:
ReadMFOG(reader, chunkSize); // Fog information.
break;
case WMOChunkId.MCVP:
ReadMCVP(reader, chunkSize); // Convex Volume Planes.
break;
case WMOChunkId.GFID:
ReadGFID(reader, chunkSize); // required when WMO is loaded from fileID
break;
default:
SkipUnknownChunk(stream, chunkID, chunkSize);
break;
}
}
stream.Close();
}
}
private static void ParseWMO_Groups(uint FileDataId, CASCHandler CascHandler)
{
wmoData.groupsData = new List <GroupData>(wmoData.Info.nGroups);
//for (int grp = 0; grp < 1; grp++)
for (int grp = 0; grp < wmoData.Info.nGroups; grp++)
{
groupDataBuffer = new GroupData();
using (var stream = CascHandler.OpenFile(FileDataId))
using (var reader = new BinaryReader(stream))
{
int MVER = reader.ReadInt32();
int MVERsize = reader.ReadInt32();
ReadMVER(reader); // root file version
int MOGP = reader.ReadInt32();
int MOGPsize = reader.ReadInt32();
ReadMOGP(reader); // group header (contains the rest of the chunks)
int MOTVcount = 0;
int MOCVcount = 0;
long streamPosition = stream.Position;
while (streamPosition < stream.Length)
{
stream.Position = streamPosition;
WMOChunkId chunkID = (WMOChunkId)reader.ReadInt32();
int chunkSize = reader.ReadInt32();
streamPosition = stream.Position + chunkSize;
switch (chunkID)
{
case WMOChunkId.MOPY:
ReadMOPY(reader, chunkSize); // Material info for triangles
break;
case WMOChunkId.MOVI:
ReadMOVI(reader, chunkSize); // Vertex indices for triangles
break;
case WMOChunkId.MOVT:
ReadMOVT(reader, chunkSize); // Vertices chunk
break;
case WMOChunkId.MONR:
ReadMONR(reader, chunkSize); // Normals chunk
break;
case WMOChunkId.MOTV:
{
MOTVcount++;
if (MOTVcount == 1)
{
ReadMOTV(reader, chunkSize); // Texture coordinates
}
else if (MOTVcount == 2)
{
ReadMOTV2(reader, chunkSize);
}
else if (MOTVcount == 3)
{
ReadMOTV3(reader, chunkSize);
}
}
break;
case WMOChunkId.MOBA:
ReadMOBA(reader, chunkSize); // Render batches
break;
case WMOChunkId.MOCV:
{
MOCVcount++;
if (MOCVcount == 1)
{
ReadMOCV(reader, chunkSize);
}
else if (MOCVcount == 2)
{
ReadMOCV2(reader, chunkSize);
}
}
break;
default:
SkipUnknownChunk(stream, chunkID, chunkSize);
break;
}
}
wmoData.groupsData.Add(groupDataBuffer);
stream.Close();
}
}
}
