////////////////////////////
////// MCNK Subchunks //////
////////////////////////////
public void ReadMCVT(BinaryReader reader, ADTRootData.MeshChunkData chunkData)
{
for (int v = 1; v <= 145; v++)
{
chunkData.VertexHeights.Add(reader.ReadSingle());
}
}
public void ReadMCDD(BinaryReader ADTstream, ADTRootData.MeshChunkData chunkData, uint MCDDsize) // there seems to be a high-res (?) mode which is not taken into account
// in live clients (32 bytes instead of 8) (?). if inlined to MCNK is low-res.
{
//Debug.Log(MCDD + "found " + MCDDsize + " ----------I have info to parse it now");
// skip for now
ADTstream.BaseStream.Seek(MCDDsize, SeekOrigin.Current);
}
} // normals
public void ReadMCSE(BinaryReader ADTstream, ADTRootData.MeshChunkData chunkData, uint MCSEsize)
{
if (MCSEsize != 0)
{
Debug.Log("MCSE found " + MCSEsize + " ----------I have info to parse it now");
ADTstream.BaseStream.Seek(MCSEsize, SeekOrigin.Current); // skip for now
}
}
} // vertex shading
public void FillMCCV(ADTRootData.MeshChunkData chunkData)
{
chunkData.VertexColors = new Color32[145];
for (int col = 0; col < 145; col++)
{
Color32 colorBGRA = new Color32(127, 127, 127, 127);
chunkData.VertexColors[col] = colorBGRA;
}
} // fill vertex shading with 127
public void ReadMCLV(BinaryReader reader, ADTRootData.MeshChunkData chunkData)
{
for (int v = 1; v <= 145; v++)
{
byte[] ARGB = new byte[4];
for (int b = 0; b < 4; b++)
{
ARGB[b] = reader.ReadByte();
}
chunkData.VertexLighting.Add(ARGB);
}
// Alpha is ignored.
// In contrast to MCCV does not only color but also lightens up the vertices.
// Result of baking level-designer placed omni lights. With WoD, they added the actual lights to do live lighting.
} // chunk lighting
} // chunk lighting
public void ReadMCCV(BinaryReader reader, ADTRootData.MeshChunkData chunkData)
{
chunkData.VertexColors = new Color32[145];
List <int> vertcolors = new List <int>();
for (int col = 0; col < 145; col++)
{
int channelR = reader.ReadByte();
vertcolors.Add(channelR);
int channelG = reader.ReadByte();
vertcolors.Add(channelG);
int channelB = reader.ReadByte();
vertcolors.Add(channelB);
int channelA = reader.ReadByte();
vertcolors.Add(channelA);
Color32 colorsRGBA = new Color32((byte)channelR, (byte)channelG, (byte)channelB, (byte)channelA);
Color32 colorBGRA = new Color32(colorsRGBA.b, colorsRGBA.g, colorsRGBA.r, colorsRGBA.a);
chunkData.VertexColors[col] = colorBGRA;
}
} // vertex shading
} // fill vertex shading with 127
public void ReadMCNR(BinaryReader reader, ADTRootData.MeshChunkData chunkData)
{
chunkData.VertexNormals = new Vector3[145];
for (int n = 0; n < 145; n++)
{
Vector3 normsRaw = new Vector3(reader.ReadByte(), reader.ReadByte(), reader.ReadByte());
var calcX = reader.NormalizeValue(normsRaw.x); if (calcX <= 0)
{
calcX = 1 + calcX;
}
else if (calcX > 0)
{
calcX = (1 - calcX) * (-1);
}
var calcY = reader.NormalizeValue(normsRaw.y); if (calcY <= 0)
{
calcY = 1 + calcY;
}
else if (calcY > 0)
{
calcY = (1 - calcY) * (-1);
}
var calcZ = reader.NormalizeValue(normsRaw.z); if (calcZ <= 0)
{
calcZ = 1 + calcZ;
}
else if (calcZ > 0)
{
calcZ = (1 - calcZ) * (-1);
}
chunkData.VertexNormals[n] = new Vector3(calcX, calcZ, calcY);
}
// skip unused 13 byte padding //
reader.BaseStream.Seek(13, SeekOrigin.Current);
} // normals
public void ReadMCNK(BinaryReader reader, int MCNKchunkNumber, uint MCNKsize)
{
Flags f = new Flags();
ADTRootData.MeshChunkData chunkData = new ADTRootData.MeshChunkData();
long MCNKchnkPos = reader.BaseStream.Position;
// <Header> - 128 bytes
chunkData.flags = f.ReadMCNKflags(reader);
chunkData.IndexX = reader.ReadUInt32();
chunkData.IndexY = reader.ReadUInt32();
chunkData.nLayers = reader.ReadUInt32(); // maximum 4
uint nDoodadRefs = reader.ReadUInt32();
chunkData.holes_high_res = reader.ReadUInt64(); // only used with flags.high_res_holes
uint ofsLayer = reader.ReadUInt32();
uint ofsRefs = reader.ReadUInt32();
uint ofsAlpha = reader.ReadUInt32();
uint sizeAlpha = reader.ReadUInt32();
uint ofsShadow = reader.ReadUInt32(); // only with flags.has_mcsh
uint sizeShadow = reader.ReadUInt32();
uint areaid = reader.ReadUInt32(); // in alpha: both zone id and sub zone id, as uint16s.
uint nMapObjRefs = reader.ReadUInt32();
chunkData.holes_low_res = reader.ReadUInt16();
ushort unknown_but_used = reader.ReadUInt16(); // in alpha: padding
byte[] ReallyLowQualityTextureingMap = new byte[16]; // uint2_t[8][8] "predTex", It is used to determine which detail doodads to show. Values are an array of two bit
for (int b = 0; b < 16; b++)
{
ReallyLowQualityTextureingMap[b] = reader.ReadByte();
}
// unsigned integers, naming the layer.
ulong noEffectDoodad = reader.ReadUInt64(); // WoD: may be an explicit MCDD chunk
int ofsSndEmitters = reader.ReadInt32();
int nSndEmitters = reader.ReadInt32(); // will be set to 0 in the client if ofsSndEmitters doesn't point to MCSE!
int ofsLiquid = reader.ReadInt32();
int sizeLiquid = reader.ReadInt32(); // 8 when not used; only read if >8.
// in alpha, remainder is padding but unused.
chunkData.MeshPosition = new Vector3(reader.ReadSingle(), reader.ReadSingle(), reader.ReadSingle());
int ofsMCCV = reader.ReadInt32(); // only with flags.has_mccv, had uint32_t textureId; in ObscuR's structure.
int ofsMCLV = reader.ReadInt32(); // introduced in Cataclysm
int unused = reader.ReadInt32(); // currently unused
// </header>
if (!chunkData.flags.has_mccv)
{
FillMCCV(chunkData); // fill vertex shading with 127...
}
long streamPosition = reader.BaseStream.Position;
while (streamPosition < MCNKchnkPos + MCNKsize)
{
reader.BaseStream.Position = streamPosition;
ADTChunkId chunkId = (ADTChunkId)reader.ReadInt32();
uint chunkSize = reader.ReadUInt32();
streamPosition = reader.BaseStream.Position + chunkSize;
switch (chunkId)
{
case ADTChunkId.MCVT:
ReadMCVT(reader, chunkData); // vertex heights
break;
case ADTChunkId.MCLV:
ReadMCLV(reader, chunkData); // chunk lighting
break;
case ADTChunkId.MCCV:
ReadMCCV(reader, chunkData); // vertex shading
break;
case ADTChunkId.MCNR:
ReadMCNR(reader, chunkData); // normals
break;
case ADTChunkId.MCSE:
ReadMCSE(reader, chunkData, chunkSize); // sound emitters
break;
case ADTChunkId.MCBB:
ReadMCBB(reader, chunkData, chunkSize);
break;
case ADTChunkId.MCDD:
ReadMCDD(reader, chunkData, chunkSize);
break;
default:
SkipUnknownChunk(reader, chunkId, chunkSize);
break;
}
}
ADTRootData.meshBlockData.meshChunksData.Add(chunkData);
}
public void ReadMCBB(BinaryReader ADTstream, ADTRootData.MeshChunkData chunkData, uint MCBBsize) // blend batches. max 256 per MCNK
{
//Debug.Log(MCBB + "found " + MCBBsize + " ----------I have info to parse it now");
// skip for now
ADTstream.BaseStream.Seek(MCBBsize, SeekOrigin.Current);
}
