protected override void _Read(BinaryReader reader)
{
Buffer = reader.ReadBytes((int)reader.BaseStream.Length);
reader.BaseStream.Seek(0, SeekOrigin.Begin);
Identifier = reader.ReadUInt32();
if (!IsValid(Identifier))
{
return;
}
TextureOffset = reader.ReadUInt32();
FirstNodeOffset = reader.ReadUInt32();
if (TextureOffset != 0)
{
reader.BaseStream.Seek(TextureOffset, SeekOrigin.Begin);
TEXD textureDatabase = new TEXD(reader);
//Populate base class textures
foreach (Texture tex in textureDatabase.Textures)
{
Textures.Add(tex);
}
}
reader.BaseStream.Seek(FirstNodeOffset, SeekOrigin.Begin);
RootNode = new MT5Node(reader, null, this);
//Resolve the textures in the faces
RootNode.ResolveFaceTextures(Textures);
}
protected override void _Write(BinaryWriter writer)
{
long baseOffset = writer.BaseStream.Position;
//Write some header stuff
writer.Write(Identifier);
writer.Write(TextureOffset); //Will be overwritten later
writer.Write(FirstNodeOffset); //Will be overwritten later
//Write MT5Nodes
foreach (ModelNode node in RootNode.GetAllNodes())
{
MT5Node mt5Node = (MT5Node)node;
if (mt5Node.MeshData == null)
{
continue;
}
mt5Node.WriteMeshData(writer);
}
foreach (ModelNode node in RootNode.GetAllNodes())
{
MT5Node mt5Node = (MT5Node)node;
if (mt5Node.MeshData == null)
{
continue;
}
mt5Node.WriteMeshHeader(writer);
}
FirstNodeOffset = (uint)writer.BaseStream.Position;
MT5Node rootNode = (MT5Node)RootNode;
rootNode.WriteNode(writer, 0);
//Write TEXD
TextureOffset = (uint)writer.BaseStream.Position;
TEXD texd = new TEXD(Textures);
texd.Write(writer);
writer.BaseStream.Seek(baseOffset + 4, SeekOrigin.Begin);
writer.Write(TextureOffset);
writer.Write(FirstNodeOffset);
}
