public void read(FileData f)
{
f.Endian = Endian;
if (f.size() < 4)
{
return;
}
f.seek(4);
unknown = f.readUInt();
frameCount = f.readUInt();
startFrame = f.readUInt();
endFrame = f.readUInt();
frameRate = f.readUInt();
int matCount = f.readInt();
int matOffset = f.readInt();
int visCount = f.readInt();
int visOffset = f.readInt();
int returnPos;
f.seek(matOffset);
for (int i = 0; i < matCount; i++)
{
returnPos = f.pos() + 4;
f.seek(f.readInt());
MatEntry tempMatEntry = new MatEntry();
tempMatEntry.read(f);
matEntries.Add(tempMatEntry);
f.seek(returnPos);
}
f.seek(visOffset);
for (int i = 0; i < visCount; i++)
{
returnPos = f.pos() + 4;
f.seek(f.readInt());
VisEntry tempVisEntry = new VisEntry();
tempVisEntry.read(f);
visEntries.Add(tempVisEntry);
f.seek(returnPos);
}
}
public void read(FileData f)
{
f.Endian = Endian;
if (f.size() < 4)
{
throw new EndOfStreamException("Blank/Broken MTA");
}
f.seek(4);
unknown = (uint)f.readInt();
numFrames = (uint)f.readInt();
f.skip(8);
frameRate = (uint)f.readInt();
int matCount = f.readInt();
int matOffset = f.readInt();
int visCount = f.readInt();
int visOffset = f.readInt();
int returnPos;
f.seek(matOffset);
for (int i = 0; i < matCount; i++)
{
returnPos = f.pos() + 4;
f.seek(f.readInt());
MatEntry tempMatEntry = new MatEntry();
tempMatEntry.read(f);
matEntries.Add(tempMatEntry);
f.seek(returnPos);
}
f.seek(visOffset);
for (int i = 0; i < visCount; i++)
{
returnPos = f.pos() + 4;
f.seek(f.readInt());
VisEntry tempVisEntry = new VisEntry();
tempVisEntry.read(f);
visEntries.Add(tempVisEntry);
f.seek(returnPos);
}
}
public void Compile(List <string> f)
{
matEntries.Clear();
visEntries.Clear();
Nodes.Clear();
unknown = Convert.ToUInt32(f[1].Split(',')[1]);
numFrames = Convert.ToUInt32(f[2].Split(',')[1]);
frameRate = Convert.ToUInt32(f[3].Split(',')[1]);
int l = 3;
try
{
while (l < f.Count)
{
if (f[l++].StartsWith("---"))
{
if (l >= f.Count)
{
break;
}
if (f[l].StartsWith("Material"))
{
l++;
MatEntry m = new MatEntry();
m.name = f[l];
l++;
m.matHash = Convert.ToInt32(f[l].Split(',')[1], 16);
l++;
m.hasPat = Convert.ToBoolean(f[l].Split(',')[1]);
l++;
if (!f[l].StartsWith("###"))
{
m.matHash2 = Convert.ToInt32(f[l].Split(',')[1], 16);
l++;
}
while (l < f.Count - 1 && (f[l].StartsWith("###") || string.IsNullOrWhiteSpace(f[l])))
{
if (f[++l].StartsWith("Material Property"))
{
l++;
MatData md = new MatData();
md.name = f[l++];
md.unknown = Convert.ToInt32(f[l++].Split(',')[1]);
md.unknown2 = Convert.ToInt32(f[l++].Split(',')[1]);
md.unknown3 = Convert.ToInt32(f[l++].Split(',')[1]);
bool keyed = (f[l++].Split(',')[1].Equals("Keyed") || f[l].Split(',')[1].Equals("keyed"));
int lastFrame = 0;
MatData.frame lastKeyframe = null;
List <MatData.frame> frames = new List <MatData.frame>();
while (l < f.Count && !f[l].StartsWith("---") && !f[l].StartsWith("###"))
{
if (keyed)
{
int currentFrame = frames.Count, fnum = Convert.ToInt32(f[l].Split(',')[0]);
MatData.frame tempFrame = new MatData.frame();
tempFrame.values = new float[f[l].Split(',').Length - 1];
int i = 0;
foreach (string value in (new List <string>(f[l].Split(',')).GetRange(1, f[l].Split(',').Length - 1)))
{
tempFrame.values[i++] = Convert.ToSingle(value);
}
if (lastKeyframe == null)
{
while (currentFrame <= fnum)
{
frames.Add(tempFrame);
currentFrame = frames.Count;
}
}
else
{
while (currentFrame <= fnum)
{
List <float> thisFrame = new List <float>();
for (int k = 0; k < lastKeyframe.values.Length; k++)
{
float slope = (tempFrame.values[k] - lastKeyframe.values[k]) / (float)(fnum - lastFrame);
thisFrame.Add(lastKeyframe.values[k] + (slope * (currentFrame - lastFrame)));
}
frames.Add(new MatData.frame()
{
values = thisFrame.ToArray()
});
currentFrame = frames.Count;
}
}
lastFrame = fnum;
lastKeyframe = tempFrame;
}
else
{
float[] values = new float[f[l].Split(',').Length];
int i = 0;
foreach (string value in f[l].Split(','))
{
values[i++] = Convert.ToSingle(value);
}
frames.Add(new MatData.frame()
{
values = values
});
}
l++;
}
md.frames = frames;
if (md.frames.Count > 0)
{
md.valueCount = md.frames[0].values.Length;
}
m.properties.Add(md);
}
else if (f[l + 1].StartsWith("PAT0"))
{
l += 2;
PatData p = new PatData();
p.defaultTexId = Convert.ToInt32(f[l++].Split(',')[1]);
int keyFrameCount = Convert.ToInt32(f[l++].Split(',')[1]);
p.unknown = Convert.ToInt32(f[l++].Split(',')[1]);
for (int i = 0; i < keyFrameCount; i++)
{
p.keyframes.Add(new PatData.keyframe()
{
frameNum = Convert.ToInt32(f[l].Split(',')[1]), texId = Convert.ToInt32(f[l++].Split(',')[3], 16)
});
}
m.pat0 = p;
}
}
//while (l < f.Count && !f[l].StartsWith("---"))
// l++;
matEntries.Add(m);
}
else if (f[l].StartsWith("VIS0"))
{
l++;
VisEntry v = new VisEntry();
v.name = f[l++];
v.frameCount = Convert.ToInt32(f[l++].Split(',')[1]);
int keyframeCount = Convert.ToInt32(f[l++].Split(',')[1]);
v.unk1 = Convert.ToBoolean(f[l++].Split(',')[1]);
v.unk2 = Convert.ToBoolean(f[l++].Split(',')[1]);
for (int i = 0; i < keyframeCount; i++)
{
v.frames.Add(new VisEntry.frame()
{
frameNum = Convert.ToInt16(f[l].Split(',')[1]), state = Convert.ToByte(f[l].Split(',')[3]), unknown = Convert.ToByte(f[l++].Split(',')[1])
});
}
visEntries.Add(v);
}
}
}
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
MessageBox.Show($"Failed to build MTA\nError on line {l}\n{ex.ToString()}", "MTA Build Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
//throw;
}
}