private void RetrieveMCNK(int id = 0)
{
adt.RemoveUnwantedChunksUntil(currentPos, (int)chunks.MCNK);
tex.RemoveUnwantedChunksUntil(0, (int)chunks.MCNK);
obj.RemoveUnwantedChunksUntil(0, (int)chunks.MCNK);
int size_root_mcnk = adt.ReadInt(currentPos + 0x4);
int size_tex_mcnk = tex.ReadInt(0x4);
int size_obj_mcnk = obj.ReadInt(0x4);
ChunkedWowFile root_mcnk = new ChunkedWowFile(adt.Data, currentPos, size_root_mcnk + 0x8);
ChunkedWowFile tex_mcnk = new ChunkedWowFile(tex.Data, 8, size_tex_mcnk);
ChunkedWowFile obj_mcnk = new ChunkedWowFile(obj.Data, 8, size_obj_mcnk);
// remove MCNK in split files
tex.RemoveBytes(0, size_tex_mcnk + 8);
obj.RemoveBytes(0, size_obj_mcnk + 8);
Dictionary <int, int> adt_chunks = root_mcnk.ChunksOfs(0x88, (int)chunks.MCNK);
Dictionary <int, int> tex_chunks = tex_mcnk.ChunksOfs(0, (int)chunks.MCNK);
Dictionary <int, int> obj_chunks = obj_mcnk.ChunksOfs(0, (int)chunks.MCNK);
int pos = 0;
int ofsMCVT = 0x88;
int sizeMCVT = (9 * 9 + 8 * 8) * 4;
root_mcnk.WriteInt(pos + 0x3C, 0);
uint flags = root_mcnk.ReadUInt(pos + 0x8);
// fix high res hole
if ((flags & 0x10000) != 0)
{
root_mcnk.WriteUShort(pos + 0x3C + 0x8, HighToLowResHole(root_mcnk.ReadULong(pos + 0x14 + 0x8)));
}
root_mcnk.WriteUInt(pos + 0x8, flags & 0xFFFF);
pos += ofsMCVT + 0x8 + sizeMCVT;
int ofsMCCV = 0;
int sizeMCCV = 0;
if (adt_chunks.ContainsKey((int)chunks.MCCV))
{
ofsMCCV = pos;
sizeMCCV = root_mcnk.ReadInt(ofsMCCV + 0x4) + 0x8;
pos += sizeMCCV;
}
// remove MCLV
if (adt_chunks.ContainsKey((int)chunks.MCLV))
{
root_mcnk.RemoveUnwantedChunksUntil(pos, (int)chunks.MCNR);
}
int ofsMCNR = pos;
pos += 448 + 0x8;
root_mcnk.WriteInt(ofsMCNR + 0x4, 435);
int ofsMCLY = 0;
int sizeMCLY = 0;
int nLayer = 0;
List <int> mcal_offsets = new List <int>();
if (tex_chunks.ContainsKey((int)chunks.MCLY))
{
tex_mcnk.RemoveUnwantedChunksUntil(0, (int)chunks.MCLY);
ofsMCLY = pos;
int size = tex_mcnk.ReadInt(0x4);
sizeMCLY = size + 0x8;
root_mcnk.AddEmptyBytes(pos, sizeMCLY);
tex_mcnk.BlockCopy(0, root_mcnk, pos, sizeMCLY);
tex_mcnk.RemoveBytes(0, sizeMCLY);
nLayer = size / 0x10;
int layer_pos = pos + 0x8;
for (int i = 0; i < nLayer; ++i)
{
uint groundEffect = root_mcnk.ReadUInt(layer_pos + 0xC);
if (groundEffect > 73186) // max wotlk id in GroundEffectTexture
{
root_mcnk.WriteInt(layer_pos + 0xC, 0);
}
root_mcnk.WriteUInt(layer_pos + 0x4, root_mcnk.ReadUInt(layer_pos + 0x4) & 0x7FF);
mcal_offsets.Add(root_mcnk.ReadInt(layer_pos + 0x8));
layer_pos += 0x10;
}
if (nLayer > 4)
{
root_mcnk.RemoveBytes(pos + 0x8 + 64, 16 * (nLayer - 4));
sizeMCLY = 64 + 0x8;
root_mcnk.WriteInt(pos + 0x4, 64);
nLayer = 4;
}
pos += sizeMCLY;
}
int ofsMCRF = pos;
int sizeMCRF = 0x8;
int nDoodads = 0, nMapObjRefs = 0;
root_mcnk.AddEmptyBytes(pos, 8);
root_mcnk.WriteInt(pos, ChunkedWowFile.MagicToInt("MCRF"));
pos += 0x8;
if (models)
{
if (obj_chunks.ContainsKey((int)chunks.MCRD))
{
obj_mcnk.RemoveUnwantedChunksUntil(0, (int)chunks.MCRD);
int sizeMCRD = obj_mcnk.ReadInt(0x4);
root_mcnk.AddEmptyBytes(pos, sizeMCRD);
obj_mcnk.BlockCopy(0x8, root_mcnk, pos, sizeMCRD);
pos += sizeMCRD;
nDoodads = sizeMCRD / 4;
sizeMCRF += sizeMCRD;
obj_mcnk.RemoveBytes(0, 0x8 + sizeMCRD);
}
if (obj_chunks.ContainsKey((int)chunks.MCRW))
{
obj_mcnk.RemoveUnwantedChunksUntil(0, (int)chunks.MCRW);
int sizeMCRW = obj_mcnk.ReadInt(0x4);
root_mcnk.AddEmptyBytes(pos, sizeMCRW);
obj_mcnk.BlockCopy(0x8, root_mcnk, pos, sizeMCRW);
pos += sizeMCRW;
nMapObjRefs = sizeMCRW / 4;
sizeMCRF += sizeMCRW;
obj_mcnk.RemoveBytes(0, 0x8 + sizeMCRW);
}
}
// update MCRF size
root_mcnk.WriteInt(ofsMCRF + 0x4, sizeMCRF - 0x8);
// MCSH
int ofsMCSH = 0;
int sizeMCSH = 0;
if (tex_chunks.ContainsKey((int)chunks.MCSH))
{
ofsMCSH = pos;
tex_mcnk.RemoveUnwantedChunksUntil(0, (int)chunks.MCSH);
sizeMCSH = tex_mcnk.ReadInt(0x4) + 0x8;
root_mcnk.AddEmptyBytes(pos, sizeMCSH);
tex_mcnk.BlockCopy(0, root_mcnk, pos, sizeMCSH);
pos += sizeMCSH;
tex_mcnk.RemoveBytes(0, sizeMCSH);
}
// MCAL
int ofsMCAL = 0;
int sizeMCAL = 0;
ofsMCAL = pos;
if (tex_chunks.ContainsKey((int)chunks.MCAL))
{
tex_mcnk.RemoveUnwantedChunksUntil(0, (int)chunks.MCAL);
sizeMCAL = tex_mcnk.ReadInt(0x4) + 0x8;
root_mcnk.AddEmptyBytes(pos, sizeMCAL);
tex_mcnk.BlockCopy(0, root_mcnk, pos, sizeMCAL);
tex_mcnk.RemoveBytes(0, sizeMCAL);
if (mcal_offsets.Count() > 4)
{
int size = sizeMCAL - 0x8;
int target = mcal_offsets[4];
root_mcnk.RemoveBytes(pos + 0x8 + target, size - target);
sizeMCAL = target + 0x8;
root_mcnk.WriteInt(pos + 0x4, target);
}
pos += sizeMCAL;
}
if (sizeMCAL == 0)
{
root_mcnk.AddEmptyBytes(pos, 8);
root_mcnk.WriteInt(pos, (int)chunks.MCAL);
sizeMCAL = 0x8;
pos += 8;
}
// MCSE
int ofsMCSE = pos;
int sizeMCSE = 0;
int nSoundEmitter = 0;
if (adt_chunks.ContainsKey((int)chunks.MCSE))
{
root_mcnk.RemoveUnwantedChunksUntil(pos, (int)chunks.MCSE);
sizeMCSE = root_mcnk.ReadInt(pos + 0x4) + 0x8;
nSoundEmitter = (sizeMCSE - 8) / 0x1C;
pos += sizeMCSE;
}
else
{
ofsMCSE = 0;
}
adt.AddEmptyBytes(currentPos, root_mcnk.Size() - size_root_mcnk - 8);
root_mcnk.BlockCopy(0, adt.Data, currentPos, root_mcnk.Size());
FillMCIN(id, currentPos, root_mcnk.Size());
adt.WriteInt(currentPos, ChunkedWowFile.MagicToInt("MCNK")); // should not be necessary
adt.WriteInt(currentPos + 0x4, root_mcnk.Size() - 0x8);
int ofsPos = currentPos + 0x8; // MCNK header for offsets
// Update headers
adt.WriteInt(ofsPos + 0x4, (id % 16));
adt.WriteInt(ofsPos + 0x8, (id / 16));
// nLayer
adt.WriteInt(ofsPos + 0xC, nLayer);
// nDoodads
adt.WriteInt(ofsPos + 0x10, nDoodads);
adt.WriteInt(ofsPos + 0x14, ofsMCVT);
adt.WriteInt(ofsPos + 0x18, ofsMCNR);
adt.WriteInt(ofsPos + 0x1C, ofsMCLY);
adt.WriteInt(ofsPos + 0x20, ofsMCRF);
adt.WriteInt(ofsPos + 0x24, ofsMCAL);
// sizeAlpha
adt.WriteInt(ofsPos + 0x28, sizeMCAL);
adt.WriteInt(ofsPos + 0x2C, ofsMCSH);
// size shadow
adt.WriteInt(ofsPos + 0x30, sizeMCSH);
// area id
adt.WriteInt(ofsPos + 0x34, 0);
// nMapObjRefs
adt.WriteInt(ofsPos + 0x38, nMapObjRefs);
adt.WriteInt(ofsPos + 0x50, 0);
adt.WriteInt(ofsPos + 0x58, ofsMCSE);
// nSoundEmitter
adt.WriteInt(ofsPos + 0x5C, nSoundEmitter);
adt.WriteInt(ofsPos + 0x60, 0); // MCLQ
adt.WriteInt(ofsPos + 0x64, 0); // size Liquid
adt.WriteInt(ofsPos + 0x74, ofsMCCV);
adt.WriteInt(ofsPos + 0x78, 0);
adt.WriteInt(ofsPos + 0x7C, 0);
currentPos += root_mcnk.Size();
}