private WMOGroupFile ReadWMOGroupFile(string filename, Stream wmo)
{
WMOGroupFile groupFile = new WMOGroupFile();
var bin = new BinaryReader(wmo);
BlizzHeader chunk;
long position = 0;
while (position < wmo.Length)
{
wmo.Position = position;
chunk = new BlizzHeader(bin.ReadChars(4), bin.ReadUInt32());
chunk.Flip();
position = wmo.Position + chunk.Size;
switch (chunk.ToString())
{
case "MVER":
groupFile.version = bin.Read <MVER>();
if (wmofile.version.version != 17)
{
throw new Exception("Unsupported WMO version! (" + wmofile.version.version + ")");
}
continue;
case "MOGP":
groupFile.mogp = ReadMOGPChunk(chunk, bin);
continue;
default:
throw new Exception(String.Format("{2} Found unknown header at offset {1} \"{0}\" while we should've already read them all!", chunk.ToString(), position.ToString(), filename));
}
}
return(groupFile);
}
/* GROUP */
private WMOGroupFile ReadWMOGroupFile(uint filedataid, Stream wmo)
{
var groupFile = new WMOGroupFile();
using (var bin = new BinaryReader(wmo))
{
long position = 0;
while (position < wmo.Length)
{
wmo.Position = position;
var chunkName = (WMOChunks)bin.ReadUInt32();
var chunkSize = bin.ReadUInt32();
position = wmo.Position + chunkSize;
switch (chunkName)
{
case WMOChunks.MVER:
groupFile.version = bin.ReadUInt32();
if (wmofile.version != 17)
{
throw new Exception("Unsupported WMO version! (" + wmofile.version + ")");
}
continue;
case WMOChunks.MOGP:
groupFile.mogp = ReadMOGPChunk(chunkSize, bin);
continue;
default:
throw new Exception(string.Format("{2} Found unknown header at offset {1} \"{0}\" while we should've already read them all!", chunkName.ToString("X"), position.ToString(), filedataid));
}
}
}
return(groupFile);
}
private void ReadWMO(string filename, Stream wmo)
{
var bin = new BinaryReader(wmo);
BlizzHeader chunk;
long position = 0;
while (position < wmo.Length)
{
wmo.Position = position;
chunk = new BlizzHeader(bin.ReadChars(4), bin.ReadUInt32());
chunk.Flip();
position = wmo.Position + chunk.Size;
switch (chunk.ToString())
{
case "MVER":
wmofile.version = bin.Read <MVER>();
if (wmofile.version.version != 17)
{
throw new Exception("Unsupported WMO version! (" + wmofile.version.version + ") (" + filename + ")");
}
continue;
case "MOTX":
wmofile.textures = ReadMOTXChunk(chunk, bin);
continue;
case "MOHD":
wmofile.header = ReadMOHDChunk(chunk, bin, filename);
continue;
case "MOGN":
wmofile.groupNames = ReadMOGNChunk(chunk, bin, wmofile.header.nGroups);
continue;
case "MOGI":
wmofile.groupInfo = ReadMOGIChunk(chunk, bin, wmofile.header.nGroups);
continue;
case "MOMT":
wmofile.materials = ReadMOMTChunk(chunk, bin, wmofile.header.nMaterials);
continue;
case "MODN":
wmofile.doodadNames = ReadMODNChunk(chunk, bin, wmofile.header.nModels);
continue;
case "MODD":
wmofile.doodadDefinitions = ReadMODDChunk(chunk, bin);
continue;
case "MOGP":
//ReadMOGPChunk(chunk, bin);
//continue;
case "MOSB":
case "MOPV":
case "MOPT":
case "MOPR":
case "MOVV": //Visible block vertices
case "MOVB": //Visible block list
case "MOLT":
case "MODS":
case "MFOG":
case "MCVP":
case "GFID": // Legion
continue;
default:
throw new Exception(String.Format("{2} Found unknown header at offset {1} \"{0}\" while we should've already read them all!", chunk.ToString(), position.ToString(), filename));
}
}
//open group files
WMOGroupFile[] groupFiles = new WMOGroupFile[wmofile.header.nGroups];
for (int i = 0; i < wmofile.header.nGroups; i++)
{
string groupfilename = groupfilename = filename.Replace(".wmo", "_" + i.ToString().PadLeft(3, '0') + ".wmo");
if (_lod)
{
if (CASC.FileExists(groupfilename.Replace(".wmo", "_lod2.wmo")))
{
groupfilename = groupfilename.Replace(".wmo", "_lod2.wmo");
Console.WriteLine("[LOD] Loading LOD 2 for group " + i);
}
else if (CASC.FileExists(groupfilename.Replace(".wmo", "_lod1.wmo")))
{
groupfilename = groupfilename.Replace(".wmo", "_lod1.wmo");
Console.WriteLine("[LOD] Loading LOD 1 for group " + i);
}
else
{
Console.WriteLine("[LOD] No LOD " + i);
}
}
if (!CASC.FileExists(groupfilename))
{
new WoWFormatLib.Utils.MissingFile(groupfilename);
return;
}
else
{
using (Stream wmoStream = CASC.OpenFile(groupfilename))
{
groupFiles[i] = ReadWMOGroupFile(groupfilename, wmoStream);
}
}
}
wmofile.group = groupFiles;
}
/* PARENT */
private void ReadWMO(string filename, Stream wmo)
{
using (var bin = new BinaryReader(wmo))
{
long position = 0;
while (position < wmo.Length)
{
wmo.Position = position;
var chunkName = new string(bin.ReadChars(4).Reverse().ToArray());
var chunkSize = bin.ReadUInt32();
position = wmo.Position + chunkSize;
switch (chunkName)
{
case "MVER":
wmofile.version = bin.Read <MVER>();
if (wmofile.version.version != 17)
{
throw new Exception("Unsupported WMO version! (" + wmofile.version.version + ") (" + filename + ")");
}
break;
case "MOHD":
wmofile.header = ReadMOHDChunk(bin, filename);
break;
case "MOTX":
wmofile.textures = ReadMOTXChunk(chunkSize, bin);
break;
case "MOMT":
wmofile.materials = ReadMOMTChunk(bin, wmofile.header.nMaterials);
break;
case "MOGN":
wmofile.groupNames = ReadMOGNChunk(chunkSize, bin, wmofile.header.nGroups);
break;
case "MOGI":
wmofile.groupInfo = ReadMOGIChunk(bin, wmofile.header.nGroups);
break;
case "MODS":
wmofile.doodadSets = ReadMODSChunk(chunkSize, bin);
break;
case "MODN":
wmofile.doodadNames = ReadMODNChunk(chunkSize, bin, wmofile.header.nModels);
break;
case "MODD":
wmofile.doodadDefinitions = ReadMODDChunk(chunkSize, bin);
break;
case "MOSB": // Skybox
case "MOPV": // Portal Vertices
case "MOPR": // Portal References
case "MOPT": // Portal Information
case "MOVV": // Visible block vertices
case "MOVB": // Visible block list
case "MOLT": // Lighting Infroamtion
case "MFOG": // Fog Information
case "MCVP": // Convex Volume Planes
case "MOUV": // 7.3 - ?
case "GFID": // Legion
break;
default:
throw new Exception(String.Format("{2} Found unknown header at offset {1} \"{0}\" while we should've already read them all!", chunkName, position.ToString(), filename));
}
}
}
WMOGroupFile[] groupFiles = new WMOGroupFile[wmofile.header.nGroups];
for (int i = 0; i < wmofile.header.nGroups; i++)
{
string groupfilename = filename.ToLower().Replace(".wmo", "_" + i.ToString().PadLeft(3, '0') + ".wmo");
if (_lod)
{
if (CASC.cascHandler.FileExists(groupfilename.Replace(".wmo", "_lod2.wmo")))
{
groupfilename = groupfilename.Replace(".wmo", "_lod2.wmo");
Console.WriteLine("[LOD] Loading LOD 2 for group " + i);
}
else if (CASC.cascHandler.FileExists(groupfilename.Replace(".wmo", "_lod1.wmo")))
{
groupfilename = groupfilename.Replace(".wmo", "_lod1.wmo");
Console.WriteLine("[LOD] Loading LOD 1 for group " + i);
}
else
{
Console.WriteLine("[LOD] No LOD " + i);
}
}
if (CASC.cascHandler.FileExists(groupfilename))
{
using (Stream wmoStream = CASC.cascHandler.OpenFile(groupfilename))
{
groupFiles[i] = ReadWMOGroupFile(groupfilename, wmoStream);
}
}
}
wmofile.group = groupFiles;
}
/* PARENT */
private void ReadWMO(Stream wmo, string filename = "")
{
using (var bin = new BinaryReader(wmo))
{
long position = 0;
while (position < wmo.Length)
{
wmo.Position = position;
var chunkName = (WMOChunks)bin.ReadUInt32();
var chunkSize = bin.ReadUInt32();
position = wmo.Position + chunkSize;
switch (chunkName)
{
case WMOChunks.MVER:
wmofile.version = bin.ReadUInt32();
if (wmofile.version != 17)
{
throw new Exception("Unsupported WMO version! (" + wmofile.version + ")");
}
break;
case WMOChunks.MOGP:
throw new NotSupportedException("Trying to parse group WMO as root WMO!");
case WMOChunks.MOHD:
wmofile.header = bin.Read <MOHD>();
break;
case WMOChunks.MOTX:
wmofile.textures = ReadMOTXChunk(chunkSize, bin);
break;
case WMOChunks.MOMT:
wmofile.materials = ReadMOMTChunk(chunkSize, bin);
break;
case WMOChunks.MOGN:
wmofile.groupNames = ReadMOGNChunk(chunkSize, bin);
break;
case WMOChunks.MOGI:
wmofile.groupInfo = ReadMOGIChunk(chunkSize, bin);
break;
case WMOChunks.MODS:
wmofile.doodadSets = ReadMODSChunk(chunkSize, bin);
break;
case WMOChunks.MODI:
wmofile.doodadIds = ReadMODIChunk(chunkSize, bin);
break;
case WMOChunks.MODN:
wmofile.doodadNames = ReadMODNChunk(chunkSize, bin);
break;
case WMOChunks.MODD:
wmofile.doodadDefinitions = ReadMODDChunk(chunkSize, bin);
break;
case WMOChunks.MOSB:
wmofile.skybox = ReadMOSBChunk(chunkSize, bin);
break;
case WMOChunks.MOSI:
wmofile.skyboxFileDataID = ReadMOSIChunk(chunkSize, bin);
break;
case WMOChunks.GFID:
wmofile.groupFileDataIDs = ReadGFIDChunk(chunkSize, bin);
break;
case WMOChunks.MOPV: // MOPV Portal Vertices
case WMOChunks.MOPR: // MOPR Portal References
case WMOChunks.MOPT: // MOPT Portal Information
case WMOChunks.MOVV: // MOVV Visible block vertices
case WMOChunks.MOVB: // MOVB Visible block list
case WMOChunks.MOLT: // MOLT Lighting Information
case WMOChunks.MFOG: // MFOG Fog Information
case WMOChunks.MCVP: // MCVP Convex Volume Planes
case WMOChunks.MOUV: // MOUV Animated texture UVs
case WMOChunks.MLSP: // ?
case WMOChunks.MDDI: // ?
break;
default:
Console.WriteLine(string.Format("Found unknown header at offset {1} \"{0}\" while we should've already read them all!", chunkName.ToString("X"), position.ToString()));
break;
}
}
}
var groupFiles = new WMOGroupFile[wmofile.header.nGroups];
if (wmofile.header.nLod != 0 && (lodLevel + 1) > wmofile.header.nLod)
{
throw new Exception("Requested LOD (" + lodLevel + ") exceeds the max LOD for this WMO (" + (wmofile.header.nLod - 1) + ")");
}
var start = wmofile.header.nGroups * lodLevel;
if (wmofile.groupFileDataIDs == null && !string.IsNullOrEmpty(filename))
{
for (var i = 0; i < wmofile.header.nGroups; i++)
{
var groupFilename = filename.Replace(".wmo", "_" + i.ToString().PadLeft(3, '0') + ".wmo");
if (CASC.IsCASCInit && CASC.FileExists(groupFilename))
{
var groupFileDataID = CASC.getFileDataIdByName(groupFilename);
using (var wmoStream = CASC.OpenFile(groupFileDataID))
{
groupFiles[i] = ReadWMOGroupFile(groupFileDataID, wmoStream);
}
}
else
{
Console.WriteLine("CASC is reporting " + groupFilename + " does not exist!");
}
}
}
else
{
for (var i = 0; i < wmofile.header.nGroups; i++)
{
var groupFileDataID = wmofile.groupFileDataIDs[start + i];
if (lodLevel == 3 && groupFileDataID == 0) // if lod is 3 and there's no lod3 available, fall back to lod1
{
groupFileDataID = wmofile.groupFileDataIDs[i + (wmofile.header.nGroups * 2)];
}
if (lodLevel >= 2 && groupFileDataID == 0) // if lod is 2 or higher and there's no lod2 available, fall back to lod1
{
groupFileDataID = wmofile.groupFileDataIDs[i + (wmofile.header.nGroups * 1)];
}
if (lodLevel >= 1 && groupFileDataID == 0) // if lod is 1 or higher check if lod1 available, fall back to lod0
{
groupFileDataID = wmofile.groupFileDataIDs[i];
}
if (CASC.IsCASCInit && CASC.FileExists(groupFileDataID))
{
using (var wmoStream = CASC.OpenFile(groupFileDataID))
{
groupFiles[i] = ReadWMOGroupFile(groupFileDataID, wmoStream);
}
}
else
{
//Console.WriteLine("CASC is reporting " + groupFileDataID + " does not exist! This shouldn't happen.");
}
}
}
wmofile.group = groupFiles;
}
