public static Xdf ParseXdf(string filename)
{
using (Bwd2Reader br = new Bwd2Reader(filename))
{
Xdf xdf = new Xdf();
br.FindNext("WDFC");
return(xdf);
}
}
public static void WriteMission(string filename, FSM fsm, string outputFilename)
{
var tagList = new List <TagChunk>();
using (var msn = new Bwd2Reader(new FileStream(filename, FileMode.Open)))
{
var current = msn.Current;
while (current != null)
{
var data = new byte[current.DataLength];
msn.BaseStream.Position = current.DataPosition;
msn.Read(data, 0, (int)current.DataLength);
var tag = new TagChunk
{
TagName = current.Name,
Data = data
};
tagList.Add(tag);
current = current.Next;
}
}
var adefTag = tagList.SingleOrDefault(x => x.TagName == "ADEF");
if (adefTag == null)
{
throw new System.Exception("No ADEF tag in mission file");
}
var fsmData = CompileFSMData(fsm);
adefTag.Data = CompileADEFData(fsmData);
using (var bw = new BinaryWriter(new FileStream(outputFilename, FileMode.Create)))
{
foreach (var tag in tagList)
{
bw.WriteCString(tag.TagName, 4);
bw.Write(tag.Data.Length + 8);
bw.Write(tag.Data);
}
}
}
public static FSM ReadMission(string filename)
{
using (var msn = new Bwd2Reader(new FileStream(filename, FileMode.Open)))
{
msn.FindNext("ADEF");
using (var adef = new Bwd2Reader(msn))
{
adef.FindNext("FSM");
var fsm = new FSM();
fsm.ActionTable = new string[adef.ReadUInt32()];
for (int i = 0; i < fsm.ActionTable.Length; i++)
{
fsm.ActionTable[i] = adef.ReadCString(40);
}
var numEntities = adef.ReadUInt32();
fsm.EntityTable = new List <FSMEntity>();
var uniqueValues = new Dictionary <string, int>();
for (int i = 0; i < numEntities; i++)
{
var label = adef.ReadCString(40);
var value = adef.ReadCString(8);
var valueIndex = 0;
if (uniqueValues.ContainsKey(value))
{
valueIndex = uniqueValues[value] + 1;
}
uniqueValues[value] = valueIndex;
var uniqueValue = value + "_" + valueIndex;
fsm.EntityTable.Add(new FSMEntity
{
Label = label,
Value = value,
UniqueValue = uniqueValue
});
}
fsm.SoundClipTable = new string[adef.ReadUInt32()];
for (int i = 0; i < fsm.SoundClipTable.Length; i++)
{
fsm.SoundClipTable[i] = adef.ReadCString(40);
}
var numPaths = adef.ReadUInt32();
fsm.Paths = new List <FSMPath>();
for (int i = 0; i < numPaths; i++)
{
var name = adef.ReadCString(40);
var nodes = new I76Vector3[adef.ReadUInt32()];
for (int p = 0; p < nodes.Length; p++)
{
nodes[p] = new I76Vector3(adef.ReadSingle(), adef.ReadSingle(), adef.ReadSingle());
}
fsm.Paths.Add(new FSMPath
{
Name = name,
Nodes = nodes
});
}
fsm.StackMachines = new List <StackMachine>();
var numMachines = adef.ReadUInt32();
for (int i = 0; i < numMachines; i++)
{
var next = adef.BaseStream.Position + 168;
var machine = new StackMachine();
machine.StartAddress = adef.ReadUInt32();
machine.InitialArguments = new int[adef.ReadUInt32()];
for (int j = 0; j < machine.InitialArguments.Length; j++)
{
machine.InitialArguments[j] = adef.ReadInt32();
}
adef.BaseStream.Position = next;
fsm.StackMachines.Add(machine);
}
fsm.Constants = new int[adef.ReadUInt32()];
for (int i = 0; i < fsm.Constants.Length; i++)
{
fsm.Constants[i] = adef.ReadInt32();
}
fsm.ByteCode = new ByteCode[adef.ReadUInt32()];
for (int i = 0; i < fsm.ByteCode.Length; i++)
{
var byteCode = fsm.ByteCode[i] = new ByteCode();
byteCode.OpCode = (OpCode)adef.ReadUInt32();
byteCode.Value = adef.ReadInt32();
}
return(fsm);
}
}
}
