public DoomMeshGenerator(WadFile wad, MapData map, NodeTriangulation nodeTri)
{
this.wad = wad;
this.map = map;
this.nodeTri = nodeTri;
}
public static MapData Load(WadFile wad, string mapname)
{
byte[] maplump = wad.GetLump(mapname);
MapData map = null;
// Detect map type and treat accordingly
// First see if the lump is a wad.
if (maplump.Length != 0)
{
if (new string(Encoding.ASCII.GetChars(maplump, 0, 4)) == "PWAD")
{
// Ok! we have a wad representing a map, so we need to dive into it.
WadFile mapWad = new WadFile(maplump);
if (mapWad.directory[1].name == "THINGS") // not a udmf, either Doom or Hexen
{
if (mapWad.Contains("BEHAVIOR"))
{
// Hexen
throw new Exception("Unsupported map format: Hexen");
}
else
{
map = new DoomMapData(mapWad, mapWad.directory[0].name);
}
}
else if (mapWad.directory[1].name == "TEXTMAP")
{
map = new UDMFMapData(mapWad.GetLumpAsText("TEXTMAP"));
}
else
{
throw new Exception("Unknown map format");
}
}
}
else
{
int mapIndex = wad.GetIndex(mapname);
if (wad.directory[mapIndex + 1].name == "THINGS")
{
if (wad.directory.Count > mapIndex + 11 && wad.directory[mapIndex + 11].name == "BEHAVIOR")
{
throw new Exception("Unsupported map format: Hexen");
}
else
{
map = new DoomMapData(wad, mapname);
}
}
else if (wad.directory[mapIndex + 1].name == "TEXTMAP")
{
map = new UDMFMapData(wad.GetLumpAsText(mapIndex + 1));
}
else
{
throw new Exception("Unknown map format");
}
}
if (map == null)
{
throw new Exception("Error loading map: " + mapname);
}
else
{
return(map);
}
}