private static string GetString(DataReader reader, int offset)
{
int tempOffset = reader.Offset;
reader.SetOffset(offset);
var value = reader.ReadZString();
reader.SetOffset(tempOffset);
return value;
}
private static string GetString(DataReader reader, int offset)
{
int tempOffset = reader.Offset;
reader.SetOffset(offset);
var value = reader.ReadZString();
reader.SetOffset(tempOffset);
return(value);
}
public void ReadDirectory()
{
var reader = new DataReader(FileData, _startOffset, _dataLen);
var numEntries = reader.ReadInt32();
for (var entry = 0; entry < numEntries; ++entry)
{
if (EngineVersion.ReturnToArms == _engineVersion || EngineVersion.JusticeLeagueHeroes == _engineVersion)
{
var stringOffset = reader.ReadInt32();
var dataOffset = reader.ReadInt32();
var dataLength = reader.ReadInt32();
var tempOffset = reader.Offset;
reader.SetOffset(stringOffset);
var name = reader.ReadZString();
reader.SetOffset(tempOffset);
var info = new EntryInfo()
{
Name = name, StartOffset = dataOffset + _startOffset, Length = dataLength
};
Directory[name] = info;
}
else
{
var headerOffset = _startOffset + 4 + entry * 64;
var subfileName = DataUtil.GetString(FileData, headerOffset);
var subOffset = BitConverter.ToInt32(FileData, headerOffset + 56);
var subLen = BitConverter.ToInt32(FileData, headerOffset + 60);
var info = new EntryInfo()
{
Name = subfileName,
StartOffset = subOffset + _startOffset,
Length = subLen
};
Directory[subfileName] = info;
}
}
}
public void ReadDirectory()
{
var reader = new DataReader(FileData, _startOffset, _dataLen);
int numEntries = reader.ReadInt32();
for (int entry = 0; entry < numEntries; ++entry) {
if (EngineVersion.ReturnToArms == _engineVersion)
{
int stringOffset = reader.ReadInt32();
int dataOffset = reader.ReadInt32();
int dataLength = reader.ReadInt32();
var tempOffset = reader.Offset;
reader.SetOffset(stringOffset);
var name = reader.ReadZString();
reader.SetOffset(tempOffset);
var info = new EntryInfo() { Name = name, StartOffset = dataOffset + _startOffset, Length = dataLength };
Directory[name] = info;
}
else
{
int headerOffset = _startOffset + 4 + entry * 64;
String subfileName = DataUtil.GetString(FileData, headerOffset);
int subOffset = BitConverter.ToInt32(FileData, headerOffset + 56);
int subLen = BitConverter.ToInt32(FileData, headerOffset + 60);
var info = new EntryInfo()
{Name = subfileName, StartOffset = subOffset + _startOffset, Length = subLen};
Directory[subfileName] = info;
}
}
}
public static Script Decode(byte[] data, int startOffset, int length)
{
if (length == 0)
{
return(new Script());
}
var reader = new DataReader(data, startOffset + HEADER_SIZE, length);
var script = new Script
{
offset0 = reader.ReadInt32(),
hw1 = reader.ReadInt16(),
hw2 = reader.ReadInt16(),
hw3 = reader.ReadInt16(),
hw4 = reader.ReadInt16(),
instructionsOffset = reader.ReadInt32(),
stringsOffset = reader.ReadInt32(),
offset3 = reader.ReadInt32(),
offset4 = reader.ReadInt32(),
offset5 = reader.ReadInt32(),
numInternals = reader.ReadInt32(),
offsetInternals = reader.ReadInt32(),
numExternals = reader.ReadInt32(),
offsetExternals = reader.ReadInt32()
};
var internalOffset = startOffset + script.offsetInternals + HEADER_SIZE;
for (var i = 0; i < script.numInternals; ++i)
{
var internalReader = new DataReader(data, internalOffset, 0x18);
var labelAddress = internalReader.ReadInt32();
var label = internalReader.ReadZString();
script.internalsByAddr.Add(labelAddress, label);
internalOffset += 0x18;
}
var externalOffset = startOffset + script.offsetExternals + HEADER_SIZE;
script.externals = new string[script.numExternals];
for (var i = 0; i < script.numExternals; ++i)
{
var externalReader = new DataReader(data, externalOffset, 0x18);
var labelAddress = externalReader.ReadInt32();
if (labelAddress != 0)
{
script.parseWarnings += "found a non-zero external label address\n";
}
var label = externalReader.ReadZString();
script.externals[i] = label;
externalOffset += 0x18;
}
var stringTableLen = script.offset3 - script.stringsOffset;
var instructionLen = script.stringsOffset - script.instructionsOffset;
var thisStringStart = -1;
var stringReader = new DataReader(data, startOffset + HEADER_SIZE + script.stringsOffset, stringTableLen + 1);
var thisString = new StringBuilder();
for (var i = 0; i < stringTableLen; i += 4)
{
if (thisStringStart < 0)
{
thisString = new StringBuilder();
thisStringStart = i;
}
var bytes = stringReader.ReadBytes(4);
for (var b = 3; b >= 0; --b)
{
if (bytes[b] != 0)
{
thisString.Append((char)bytes[b]);
}
else
{
script.stringTable.Add(thisStringStart, thisString.ToString());
thisStringStart = -1;
break;
}
}
}
DecodeInstructions(script, data, startOffset + HEADER_SIZE + script.instructionsOffset, instructionLen);
return(script);
}
public static CutScene Decode(byte[] data, int startOffset, int length)
{
if (length == 0)
{
return(new CutScene());
}
var reader = new DataReader(data, startOffset, length);
var scene = new CutScene
{
flags = reader.ReadInt32(),
keyframeOffset = reader.ReadInt32(),
numKeyframes = reader.ReadInt32(),
characterBlockOffset = reader.ReadInt32(),
numCharacters = reader.ReadInt32()
};
reader.SetOffset(0x20);
scene.subtitles = reader.ReadZString();
reader.SetOffset(0x48);
scene.string48 = reader.ReadZString();
reader.SetOffset(0x70);
scene.scale = reader.ReadInt32();
scene.string74 = reader.ReadZString();
for (var c = 0; c < scene.numCharacters; ++c)
{
var character = new CutScene.Character();
var charOffset = scene.characterBlockOffset + c * 0x2C;
reader.SetOffset(charOffset);
character.extra0 = reader.ReadInt32();
character.extra4 = reader.ReadInt32();
character.name = reader.ReadZString();
reader.SetOffset(charOffset + 0x1C);
character.x = reader.ReadFloat();
character.y = reader.ReadFloat();
character.z = reader.ReadFloat();
character.s28 = reader.ReadInt16();
scene.cast.Add(character);
}
for (var kf = 0; kf < scene.numKeyframes; ++kf)
{
var keyframe = new CutScene.Keyframe();
var kfOffset = scene.keyframeOffset + kf * 0x14;
reader.SetOffset(kfOffset);
keyframe.time = reader.ReadFloat();
keyframe.actor = reader.ReadInt16();
keyframe.action = reader.ReadInt16();
keyframe.i8 = reader.ReadInt32();
keyframe.ic = reader.ReadInt32();
keyframe.i10 = reader.ReadInt32();
if (keyframe.actor == -100 && keyframe.action == 5)
{
reader.Rewind(12);
keyframe.f8 = reader.ReadFloat();
keyframe.fc = reader.ReadFloat();
keyframe.f10 = reader.ReadFloat();
}
scene.keyframes.Add(keyframe);
}
return(scene);
}