private void ProcessNonSharedGeometryData(Dictionary <uint, List <Triangle> > groupedTriangles, BinaryReader reader, uint driver, uint primitiveType, uint primitiveHeaderPointer, uint nextPrimitivePointer, uint polygonIndex, uint dataCount)
{
var primitivePosition = reader.BaseStream.Position;
ProcessGeometryPrimitiveHeader(reader, primitiveHeaderPointer, polygonIndex, out var vertTop, out var normTop, out var coordTop, out var dataTop);
reader.BaseStream.Seek(_offset + dataTop + polygonIndex, SeekOrigin.Begin);
for (var j = 0; j < dataCount; j++)
{
var packetStructure = TMDHelper.CreateHMDPacketStructure(driver, primitiveType, reader);
//var offset = reader.BaseStream.Position;
if (packetStructure != null)
{
TMDHelper.AddTrianglesToGroup(groupedTriangles, packetStructure,
index =>
{
var position = reader.BaseStream.Position;
reader.BaseStream.Seek(_offset + vertTop + index * 8, SeekOrigin.Begin);
var x = reader.ReadInt16();
var y = reader.ReadInt16();
var z = reader.ReadInt16();
var pad = reader.ReadInt16();
var vertex = new Vector3(x, y, z);
reader.BaseStream.Seek(position, SeekOrigin.Begin);
return(vertex);
},
index =>
{
var position = reader.BaseStream.Position;
reader.BaseStream.Seek(_offset + normTop + index * 8, SeekOrigin.Begin);
var nx = TMDHelper.ConvertNormal(reader.ReadInt16());
var ny = TMDHelper.ConvertNormal(reader.ReadInt16());
var nz = TMDHelper.ConvertNormal(reader.ReadInt16());
var pad = FInt.Create(reader.ReadInt16());
var normal = new Vector3
{
X = nx,
Y = ny,
Z = nz
};
reader.BaseStream.Seek(position, SeekOrigin.Begin);
return(normal);
}
);
}
}
reader.BaseStream.Seek(primitivePosition, SeekOrigin.Begin);
}
private RootEntity ParseTmd(BinaryReader reader, string fileTitle)
{
var flags = reader.ReadUInt32();
if (flags != 0 && flags != 1)
{
return(null);
}
var nObj = reader.ReadUInt32();
if (nObj == 0 || nObj > Program.MaxTMDObjects)
{
return(null);
}
var models = new List <ModelEntity>();
var objBlocks = new ObjBlock[nObj];
var objOffset = reader.BaseStream.Position;
for (var o = 0; o < nObj; o++)
{
var vertTop = reader.ReadUInt32();
var nVert = reader.ReadUInt32();
var normalTop = reader.ReadUInt32();
var nNormal = reader.ReadUInt32();
var primitiveTop = reader.ReadUInt32();
var nPrimitive = reader.ReadUInt32();
var scale = reader.ReadInt32();
if (flags == 0)
{
vertTop += (uint)objOffset;
normalTop += (uint)objOffset;
primitiveTop += (uint)objOffset;
}
if (nPrimitive > Program.MaxTMDPrimitives)
{
return(null);
}
objBlocks[o] = new ObjBlock
{
VertTop = vertTop,
NVert = nVert,
NormalTop = normalTop,
NNormal = nNormal,
PrimitiveTop = primitiveTop,
NPrimitive = nPrimitive,
Scale = scale
};
}
for (uint o = 0; o < objBlocks.Length; o++)
{
var objBlock = objBlocks[o];
var vertices = new Vector3[objBlock.NVert];
if (Program.IgnoreTmdVersion && objBlock.VertTop < _offset)
{
return(null);
}
reader.BaseStream.Seek(objBlock.VertTop, SeekOrigin.Begin);
for (var v = 0; v < objBlock.NVert; v++)
{
var vx = reader.ReadInt16();
var vy = reader.ReadInt16();
var vz = reader.ReadInt16();
var pad = reader.ReadInt16();
if (pad != 0)
{
if (Program.Debug)
{
Program.Logger.WriteLine($"Found suspicious pad value of: {pad} at index:{v}");
}
}
var vertex = new Vector3
{
X = vx,
Y = vy,
Z = vz
};
vertices[v] = vertex;
}
var normals = new Vector3[objBlock.NNormal];
if (Program.IgnoreTmdVersion && objBlock.NormalTop < _offset)
{
return(null);
}
reader.BaseStream.Seek(objBlock.NormalTop, SeekOrigin.Begin);
for (var n = 0; n < objBlock.NNormal; n++)
{
var nx = TMDHelper.ConvertNormal(reader.ReadInt16());
var ny = TMDHelper.ConvertNormal(reader.ReadInt16());
var nz = TMDHelper.ConvertNormal(reader.ReadInt16());
var pad = reader.ReadInt16();
if (pad != 0)
{
if (Program.Debug)
{
Program.Logger.WriteLine($"Found suspicious pad value of: {pad} at index:{n}");
}
}
var normal = new Vector3
{
X = nx,
Y = ny,
Z = nz
};
normals[n] = normal.Normalized();
}
var groupedTriangles = new Dictionary <uint, List <Triangle> >();
reader.BaseStream.Seek(objBlock.PrimitiveTop, SeekOrigin.Begin);
if (Program.IgnoreTmdVersion && objBlock.PrimitiveTop < _offset)
{
return(null);
}
if (Program.Debug)
{
Program.Logger.WriteLine($"Primitive count:{objBlock.NPrimitive} {fileTitle}");
}
for (var p = 0; p < objBlock.NPrimitive; p++)
{
var olen = reader.ReadByte();
var ilen = reader.ReadByte();
var flag = reader.ReadByte();
var mode = reader.ReadByte();
var offset = reader.BaseStream.Position;
var packetStructure = TMDHelper.CreateTMDPacketStructure(flag, mode, reader, p);
if (packetStructure != null)
{
TMDHelper.AddTrianglesToGroup(groupedTriangles, packetStructure, delegate(uint index)
{
if (index >= vertices.Length)
{
if (Program.IgnoreTmdVersion)
{
return(new Vector3(index, 0, 0));
}
Program.Logger.WriteErrorLine("Vertex index error : " + fileTitle);
throw new Exception("Vertex index error: " + fileTitle);
}
return(vertices[index]);
}, delegate(uint index)
{
if (index >= normals.Length)
{
if (Program.IgnoreTmdVersion)
{
return(new Vector3(index, 0, 0));
}
Program.Logger.WriteErrorLine("Vertex index error: " + fileTitle);
throw new Exception("Vertex index error: " + fileTitle);
}
return(normals[index]);
});
}
var newOffset = offset + ilen * 4;
if (Program.IgnoreTmdVersion && newOffset < _offset)
{
return(null);
}
reader.BaseStream.Seek(newOffset, SeekOrigin.Begin);
}
foreach (var kvp in groupedTriangles)
{
var triangles = kvp.Value;
if (triangles.Count > 0)
{
var model = new ModelEntity
{
Triangles = triangles.ToArray(),
TexturePage = kvp.Key,
TMDID = o
};
models.Add(model);
}
}
}
if (models.Count > 0)
{
var entity = new RootEntity();
foreach (var model in models)
{
model.ParentEntity = entity;
}
entity.ChildEntities = models.ToArray();
entity.ComputeBounds();
return(entity);
}
return(null);
}
